From a18e301a9cb66254b5d88857b9e097af1421f4de Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Tue, 5 Nov 2024 00:20:55 +0530 Subject: [PATCH 001/179] drm/i915/xe3lpd: Update HDCP rekeying bit The TRANS_DDI_FUNC_CTL bit used to enable/disable HDCP rekeying has moved from bit 12 (Xe2) to bit 15 (Xe3); update the RMW toggle accordingly. Also drop the misleading workaround comment tag on this function since disabling of HDCP rekeying is something that happens on all platforms, not just those impacted by that workaround. While we're here, also re-order the if/else ladder to use standard "newest platform first" order. v2: add additional definition instead of function, commit message typo fix and update. v3: restore lost conditional from v2. v4: subject line and subject message updated, fix the if ladder order, fix the bit definition order. v5: Add the bspec link and remove the Wa comment tag v6: Rebase over new changes v7: Fix commit subject and message, reladder the if/else blocks Bspec: 69964 Signed-off-by: Suraj Kandpal Reviewed-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241104185055.739605-1-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/intel_hdcp.c | 23 ++++++++++++----------- drivers/gpu/drm/i915/i915_reg.h | 1 + 2 files changed, 13 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index f6d42ec6949e..4e937fbba4d2 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -31,7 +31,6 @@ #define KEY_LOAD_TRIES 5 #define HDCP2_LC_RETRY_CNT 3 -/* WA: 16022217614 */ static void intel_hdcp_disable_hdcp_line_rekeying(struct intel_encoder *encoder, struct intel_hdcp *hdcp) @@ -42,16 +41,18 @@ intel_hdcp_disable_hdcp_line_rekeying(struct intel_encoder *encoder, if (encoder->type != INTEL_OUTPUT_HDMI) return; - if (DISPLAY_VER(display) >= 14) { - if (IS_DISPLAY_VERx100_STEP(display, 1400, STEP_D0, STEP_FOREVER)) - intel_de_rmw(display, MTL_CHICKEN_TRANS(hdcp->cpu_transcoder), - 0, HDCP_LINE_REKEY_DISABLE); - else if (IS_DISPLAY_VERx100_STEP(display, 1401, STEP_B0, STEP_FOREVER) || - IS_DISPLAY_VERx100_STEP(display, 2000, STEP_B0, STEP_FOREVER)) - intel_de_rmw(display, - TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder), - 0, TRANS_DDI_HDCP_LINE_REKEY_DISABLE); - } + if (DISPLAY_VER(display) >= 30) + intel_de_rmw(display, + TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder), + 0, XE3_TRANS_DDI_HDCP_LINE_REKEY_DISABLE); + else if (IS_DISPLAY_VERx100_STEP(display, 1401, STEP_B0, STEP_FOREVER) || + IS_DISPLAY_VERx100_STEP(display, 2000, STEP_B0, STEP_FOREVER)) + intel_de_rmw(display, + TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder), + 0, TRANS_DDI_HDCP_LINE_REKEY_DISABLE); + else if (IS_DISPLAY_VERx100_STEP(display, 1400, STEP_D0, STEP_FOREVER)) + intel_de_rmw(display, MTL_CHICKEN_TRANS(hdcp->cpu_transcoder), + 0, HDCP_LINE_REKEY_DISABLE); } static int intel_conn_to_vcpi(struct intel_atomic_state *state, diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 22be4a731d27..c160e087972a 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3819,6 +3819,7 @@ enum skl_power_gate { #define TRANS_DDI_PVSYNC (1 << 17) #define TRANS_DDI_PHSYNC (1 << 16) #define TRANS_DDI_PORT_SYNC_ENABLE REG_BIT(15) +#define XE3_TRANS_DDI_HDCP_LINE_REKEY_DISABLE REG_BIT(15) #define TRANS_DDI_EDP_INPUT_MASK (7 << 12) #define TRANS_DDI_EDP_INPUT_A_ON (0 << 12) #define TRANS_DDI_EDP_INPUT_A_ONOFF (4 << 12) From d519f48b2ff11138c1e9116e5a12241e91a90070 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 29 Oct 2024 11:25:23 +0200 Subject: [PATCH 002/179] drm/i915/sbi: add intel_sbi_{lock,unlock}() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Abstract the LPT/WPT IOSF sideband locking by adding dedicated sbi lock/unlock functions. Reviewed-by: Jouni Högander Link: https://patchwork.freedesktop.org/patch/msgid/61929c2fad4d4ff64e57ea2a28007f2efeb5113c.1730193891.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../gpu/drm/i915/display/intel_pch_refclk.c | 26 +++++++++---------- drivers/gpu/drm/i915/intel_sbi.c | 10 +++++++ drivers/gpu/drm/i915/intel_sbi.h | 2 ++ 3 files changed, 25 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_pch_refclk.c b/drivers/gpu/drm/i915/display/intel_pch_refclk.c index 84c55971e91a..d29b9adcbed1 100644 --- a/drivers/gpu/drm/i915/display/intel_pch_refclk.c +++ b/drivers/gpu/drm/i915/display/intel_pch_refclk.c @@ -108,13 +108,13 @@ void lpt_disable_iclkip(struct drm_i915_private *dev_priv) intel_de_write(dev_priv, PIXCLK_GATE, PIXCLK_GATE_GATE); - mutex_lock(&dev_priv->sb_lock); + intel_sbi_lock(dev_priv); temp = intel_sbi_read(dev_priv, SBI_SSCCTL6, SBI_ICLK); temp |= SBI_SSCCTL_DISABLE; intel_sbi_write(dev_priv, SBI_SSCCTL6, temp, SBI_ICLK); - mutex_unlock(&dev_priv->sb_lock); + intel_sbi_unlock(dev_priv); } struct iclkip_params { @@ -195,7 +195,7 @@ void lpt_program_iclkip(const struct intel_crtc_state *crtc_state) "iCLKIP clock: found settings for %dKHz refresh rate: auxdiv=%x, divsel=%x, phasedir=%x, phaseinc=%x\n", clock, p.auxdiv, p.divsel, p.phasedir, p.phaseinc); - mutex_lock(&dev_priv->sb_lock); + intel_sbi_lock(dev_priv); /* Program SSCDIVINTPHASE6 */ temp = intel_sbi_read(dev_priv, SBI_SSCDIVINTPHASE6, SBI_ICLK); @@ -218,7 +218,7 @@ void lpt_program_iclkip(const struct intel_crtc_state *crtc_state) temp &= ~SBI_SSCCTL_DISABLE; intel_sbi_write(dev_priv, SBI_SSCCTL6, temp, SBI_ICLK); - mutex_unlock(&dev_priv->sb_lock); + intel_sbi_unlock(dev_priv); /* Wait for initialization time */ udelay(24); @@ -236,11 +236,11 @@ int lpt_get_iclkip(struct drm_i915_private *dev_priv) iclkip_params_init(&p); - mutex_lock(&dev_priv->sb_lock); + intel_sbi_lock(dev_priv); temp = intel_sbi_read(dev_priv, SBI_SSCCTL6, SBI_ICLK); if (temp & SBI_SSCCTL_DISABLE) { - mutex_unlock(&dev_priv->sb_lock); + intel_sbi_unlock(dev_priv); return 0; } @@ -254,7 +254,7 @@ int lpt_get_iclkip(struct drm_i915_private *dev_priv) p.auxdiv = (temp & SBI_SSCAUXDIV_FINALDIV2SEL_MASK) >> SBI_SSCAUXDIV_FINALDIV2SEL_SHIFT; - mutex_unlock(&dev_priv->sb_lock); + intel_sbi_unlock(dev_priv); p.desired_divisor = (p.divsel + 2) * p.iclk_pi_range + p.phaseinc; @@ -279,7 +279,7 @@ static void lpt_enable_clkout_dp(struct drm_i915_private *dev_priv, with_fdi, "LP PCH doesn't have FDI\n")) with_fdi = false; - mutex_lock(&dev_priv->sb_lock); + intel_sbi_lock(dev_priv); tmp = intel_sbi_read(dev_priv, SBI_SSCCTL, SBI_ICLK); tmp &= ~SBI_SSCCTL_DISABLE; @@ -302,7 +302,7 @@ static void lpt_enable_clkout_dp(struct drm_i915_private *dev_priv, tmp |= SBI_GEN0_CFG_BUFFENABLE_DISABLE; intel_sbi_write(dev_priv, reg, tmp, SBI_ICLK); - mutex_unlock(&dev_priv->sb_lock); + intel_sbi_unlock(dev_priv); } /* Sequence to disable CLKOUT_DP */ @@ -310,7 +310,7 @@ void lpt_disable_clkout_dp(struct drm_i915_private *dev_priv) { u32 reg, tmp; - mutex_lock(&dev_priv->sb_lock); + intel_sbi_lock(dev_priv); reg = HAS_PCH_LPT_LP(dev_priv) ? SBI_GEN0 : SBI_DBUFF0; tmp = intel_sbi_read(dev_priv, reg, SBI_ICLK); @@ -328,7 +328,7 @@ void lpt_disable_clkout_dp(struct drm_i915_private *dev_priv) intel_sbi_write(dev_priv, SBI_SSCCTL, tmp, SBI_ICLK); } - mutex_unlock(&dev_priv->sb_lock); + intel_sbi_unlock(dev_priv); } #define BEND_IDX(steps) ((50 + (steps)) / 5) @@ -374,7 +374,7 @@ static void lpt_bend_clkout_dp(struct drm_i915_private *dev_priv, int steps) if (drm_WARN_ON(&dev_priv->drm, idx >= ARRAY_SIZE(sscdivintphase))) return; - mutex_lock(&dev_priv->sb_lock); + intel_sbi_lock(dev_priv); if (steps % 10 != 0) tmp = 0xAAAAAAAB; @@ -387,7 +387,7 @@ static void lpt_bend_clkout_dp(struct drm_i915_private *dev_priv, int steps) tmp |= sscdivintphase[idx]; intel_sbi_write(dev_priv, SBI_SSCDIVINTPHASE, tmp, SBI_ICLK); - mutex_unlock(&dev_priv->sb_lock); + intel_sbi_unlock(dev_priv); } #undef BEND_IDX diff --git a/drivers/gpu/drm/i915/intel_sbi.c b/drivers/gpu/drm/i915/intel_sbi.c index 5c6e517c73f4..862b5b9992eb 100644 --- a/drivers/gpu/drm/i915/intel_sbi.c +++ b/drivers/gpu/drm/i915/intel_sbi.c @@ -57,6 +57,16 @@ static int intel_sbi_rw(struct drm_i915_private *i915, u16 reg, return 0; } +void intel_sbi_lock(struct drm_i915_private *i915) +{ + mutex_lock(&i915->sb_lock); +} + +void intel_sbi_unlock(struct drm_i915_private *i915) +{ + mutex_unlock(&i915->sb_lock); +} + u32 intel_sbi_read(struct drm_i915_private *i915, u16 reg, enum intel_sbi_destination destination) { diff --git a/drivers/gpu/drm/i915/intel_sbi.h b/drivers/gpu/drm/i915/intel_sbi.h index f5a862210454..f91bd03aa826 100644 --- a/drivers/gpu/drm/i915/intel_sbi.h +++ b/drivers/gpu/drm/i915/intel_sbi.h @@ -15,6 +15,8 @@ enum intel_sbi_destination { SBI_MPHY, }; +void intel_sbi_lock(struct drm_i915_private *i915); +void intel_sbi_unlock(struct drm_i915_private *i915); u32 intel_sbi_read(struct drm_i915_private *i915, u16 reg, enum intel_sbi_destination destination); void intel_sbi_write(struct drm_i915_private *i915, u16 reg, u32 value, From f270857385b2880ff291526e6d8f5c3fe0d011f5 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 29 Oct 2024 11:25:24 +0200 Subject: [PATCH 003/179] drm/i915/sbi: add a dedicated mutex for LPT/WPT IOSF sideband MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The LPT/WPT IOSF sideband is unrelated to pcode or VLV/CHV IOSF sideband. It's just confusing to piggyback on the same mutex. Add a dedicated lock with init and cleanup functions. Reviewed-by: Jouni Högander Link: https://patchwork.freedesktop.org/patch/msgid/139933094fe51fccdbe14d4e20df69782e801905.1730193891.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/i915_driver.c | 3 +++ drivers/gpu/drm/i915/i915_drv.h | 3 +++ drivers/gpu/drm/i915/intel_sbi.c | 16 +++++++++++++--- drivers/gpu/drm/i915/intel_sbi.h | 2 ++ 4 files changed, 21 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index b3eb35fa5ff8..a777532db98e 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -104,6 +104,7 @@ #include "intel_pci_config.h" #include "intel_pcode.h" #include "intel_region_ttm.h" +#include "intel_sbi.h" #include "vlv_suspend.h" static const struct drm_driver i915_drm_driver; @@ -231,6 +232,7 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv) spin_lock_init(&dev_priv->irq_lock); spin_lock_init(&dev_priv->gpu_error.lock); + intel_sbi_init(dev_priv); mutex_init(&dev_priv->sb_lock); cpu_latency_qos_add_request(&dev_priv->sb_qos, PM_QOS_DEFAULT_VALUE); @@ -292,6 +294,7 @@ static void i915_driver_late_release(struct drm_i915_private *dev_priv) cpu_latency_qos_remove_request(&dev_priv->sb_qos); mutex_destroy(&dev_priv->sb_lock); + intel_sbi_fini(dev_priv); i915_params_free(&dev_priv->params); } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index fe2c251a4436..64a8591ae3e0 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -236,6 +236,9 @@ struct drm_i915_private { spinlock_t irq_lock; bool irqs_enabled; + /* LPT/WPT IOSF sideband protection */ + struct mutex sbi_lock; + /* Sideband mailbox protection */ struct mutex sb_lock; struct pm_qos_request sb_qos; diff --git a/drivers/gpu/drm/i915/intel_sbi.c b/drivers/gpu/drm/i915/intel_sbi.c index 862b5b9992eb..41e85ac773dc 100644 --- a/drivers/gpu/drm/i915/intel_sbi.c +++ b/drivers/gpu/drm/i915/intel_sbi.c @@ -17,7 +17,7 @@ static int intel_sbi_rw(struct drm_i915_private *i915, u16 reg, struct intel_uncore *uncore = &i915->uncore; u32 cmd; - lockdep_assert_held(&i915->sb_lock); + lockdep_assert_held(&i915->sbi_lock); if (intel_wait_for_register_fw(uncore, SBI_CTL_STAT, SBI_BUSY, 0, @@ -59,12 +59,12 @@ static int intel_sbi_rw(struct drm_i915_private *i915, u16 reg, void intel_sbi_lock(struct drm_i915_private *i915) { - mutex_lock(&i915->sb_lock); + mutex_lock(&i915->sbi_lock); } void intel_sbi_unlock(struct drm_i915_private *i915) { - mutex_unlock(&i915->sb_lock); + mutex_unlock(&i915->sbi_lock); } u32 intel_sbi_read(struct drm_i915_private *i915, u16 reg, @@ -82,3 +82,13 @@ void intel_sbi_write(struct drm_i915_private *i915, u16 reg, u32 value, { intel_sbi_rw(i915, reg, destination, &value, false); } + +void intel_sbi_init(struct drm_i915_private *i915) +{ + mutex_init(&i915->sbi_lock); +} + +void intel_sbi_fini(struct drm_i915_private *i915) +{ + mutex_destroy(&i915->sbi_lock); +} diff --git a/drivers/gpu/drm/i915/intel_sbi.h b/drivers/gpu/drm/i915/intel_sbi.h index f91bd03aa826..85161a4f13b8 100644 --- a/drivers/gpu/drm/i915/intel_sbi.h +++ b/drivers/gpu/drm/i915/intel_sbi.h @@ -15,6 +15,8 @@ enum intel_sbi_destination { SBI_MPHY, }; +void intel_sbi_init(struct drm_i915_private *i915); +void intel_sbi_fini(struct drm_i915_private *i915); void intel_sbi_lock(struct drm_i915_private *i915); void intel_sbi_unlock(struct drm_i915_private *i915); u32 intel_sbi_read(struct drm_i915_private *i915, u16 reg, From a72e1c139194a58f4cdc26f3c8f4e88bb97d7edd Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 29 Oct 2024 11:25:25 +0200 Subject: [PATCH 004/179] drm/i915: add a dedicated mutex for VLV/CHV IOSF sideband MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The VLV/CHV IOSF sideband is unrelated to pcode. It's just confusing to piggyback on the same mutex. Add a dedicated lock with init and cleanup functions. Reviewed-by: Jouni Högander Link: https://patchwork.freedesktop.org/patch/msgid/31ccbf33c6b6114d0bcb40a2e174f19162d4e177.1730193891.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/i915_driver.c | 3 +++ drivers/gpu/drm/i915/i915_drv.h | 5 +++++ drivers/gpu/drm/i915/vlv_sideband.c | 18 +++++++++++++++--- drivers/gpu/drm/i915/vlv_sideband.h | 3 +++ 4 files changed, 26 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index a777532db98e..716ecf84a65b 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -105,6 +105,7 @@ #include "intel_pcode.h" #include "intel_region_ttm.h" #include "intel_sbi.h" +#include "vlv_sideband.h" #include "vlv_suspend.h" static const struct drm_driver i915_drm_driver; @@ -233,6 +234,7 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv) spin_lock_init(&dev_priv->gpu_error.lock); intel_sbi_init(dev_priv); + vlv_iosf_sb_init(dev_priv); mutex_init(&dev_priv->sb_lock); cpu_latency_qos_add_request(&dev_priv->sb_qos, PM_QOS_DEFAULT_VALUE); @@ -294,6 +296,7 @@ static void i915_driver_late_release(struct drm_i915_private *dev_priv) cpu_latency_qos_remove_request(&dev_priv->sb_qos); mutex_destroy(&dev_priv->sb_lock); + vlv_iosf_sb_fini(dev_priv); intel_sbi_fini(dev_priv); i915_params_free(&dev_priv->params); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 64a8591ae3e0..04382f54d842 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -239,6 +239,11 @@ struct drm_i915_private { /* LPT/WPT IOSF sideband protection */ struct mutex sbi_lock; + /* VLV/CHV IOSF sideband */ + struct { + struct mutex lock; /* protect sideband access */ + } vlv_iosf_sb; + /* Sideband mailbox protection */ struct mutex sb_lock; struct pm_qos_request sb_qos; diff --git a/drivers/gpu/drm/i915/vlv_sideband.c b/drivers/gpu/drm/i915/vlv_sideband.c index 68291412f4cb..ed7de9c8d0ad 100644 --- a/drivers/gpu/drm/i915/vlv_sideband.c +++ b/drivers/gpu/drm/i915/vlv_sideband.c @@ -62,12 +62,12 @@ void vlv_iosf_sb_get(struct drm_i915_private *i915, unsigned long ports) if (ports & BIT(VLV_IOSF_SB_PUNIT)) __vlv_punit_get(i915); - mutex_lock(&i915->sb_lock); + mutex_lock(&i915->vlv_iosf_sb.lock); } void vlv_iosf_sb_put(struct drm_i915_private *i915, unsigned long ports) { - mutex_unlock(&i915->sb_lock); + mutex_unlock(&i915->vlv_iosf_sb.lock); if (ports & BIT(VLV_IOSF_SB_PUNIT)) __vlv_punit_put(i915); @@ -81,7 +81,7 @@ static int vlv_sideband_rw(struct drm_i915_private *i915, const bool is_read = (opcode == SB_MRD_NP || opcode == SB_CRRDDA_NP); int err; - lockdep_assert_held(&i915->sb_lock); + lockdep_assert_held(&i915->vlv_iosf_sb.lock); if (port == IOSF_PORT_PUNIT) iosf_mbi_assert_punit_acquired(); @@ -249,3 +249,15 @@ void vlv_flisdsi_write(struct drm_i915_private *i915, u32 reg, u32 val) vlv_sideband_rw(i915, DPIO_DEVFN, IOSF_PORT_FLISDSI, SB_CRWRDA_NP, reg, &val); } + +void vlv_iosf_sb_init(struct drm_i915_private *i915) +{ + if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) + mutex_init(&i915->vlv_iosf_sb.lock); +} + +void vlv_iosf_sb_fini(struct drm_i915_private *i915) +{ + if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) + mutex_destroy(&i915->vlv_iosf_sb.lock); +} diff --git a/drivers/gpu/drm/i915/vlv_sideband.h b/drivers/gpu/drm/i915/vlv_sideband.h index c20cf41b2d39..31813e07c56f 100644 --- a/drivers/gpu/drm/i915/vlv_sideband.h +++ b/drivers/gpu/drm/i915/vlv_sideband.h @@ -25,6 +25,9 @@ enum { VLV_IOSF_SB_PUNIT, }; +void vlv_iosf_sb_init(struct drm_i915_private *i915); +void vlv_iosf_sb_fini(struct drm_i915_private *i915); + void vlv_iosf_sb_get(struct drm_i915_private *i915, unsigned long ports); void vlv_iosf_sb_put(struct drm_i915_private *i915, unsigned long ports); From ec70912110f449c9f1b866f4f75e10c056423426 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 29 Oct 2024 11:25:26 +0200 Subject: [PATCH 005/179] drm/i915: hide VLV PUNIT IOSF sideband qos handling better MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The sideband latency qos request is only used for VLV PUNIT access. Abstract it better, and also add the request for VLV only. Reviewed-by: Jouni Högander Link: https://patchwork.freedesktop.org/patch/msgid/92632f64c1256bfafe7ebf49c1ad0618157d9484.1730193891.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/i915_driver.c | 2 -- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/vlv_sideband.c | 10 ++++++++-- 3 files changed, 9 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 716ecf84a65b..c62cfed3b7f3 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -236,7 +236,6 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv) intel_sbi_init(dev_priv); vlv_iosf_sb_init(dev_priv); mutex_init(&dev_priv->sb_lock); - cpu_latency_qos_add_request(&dev_priv->sb_qos, PM_QOS_DEFAULT_VALUE); i915_memcpy_init_early(dev_priv); intel_runtime_pm_init_early(&dev_priv->runtime_pm); @@ -294,7 +293,6 @@ static void i915_driver_late_release(struct drm_i915_private *dev_priv) vlv_suspend_cleanup(dev_priv); i915_workqueues_cleanup(dev_priv); - cpu_latency_qos_remove_request(&dev_priv->sb_qos); mutex_destroy(&dev_priv->sb_lock); vlv_iosf_sb_fini(dev_priv); intel_sbi_fini(dev_priv); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 04382f54d842..bed0ae2e4ec4 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -242,11 +242,11 @@ struct drm_i915_private { /* VLV/CHV IOSF sideband */ struct { struct mutex lock; /* protect sideband access */ + struct pm_qos_request qos; } vlv_iosf_sb; /* Sideband mailbox protection */ struct mutex sb_lock; - struct pm_qos_request sb_qos; /** Cached value of IMR to avoid reads in updating the bitfield */ u32 irq_mask; diff --git a/drivers/gpu/drm/i915/vlv_sideband.c b/drivers/gpu/drm/i915/vlv_sideband.c index ed7de9c8d0ad..114ae8eb9cd5 100644 --- a/drivers/gpu/drm/i915/vlv_sideband.c +++ b/drivers/gpu/drm/i915/vlv_sideband.c @@ -43,7 +43,7 @@ static void __vlv_punit_get(struct drm_i915_private *i915) * to the Valleyview P-unit and not all sideband communications. */ if (IS_VALLEYVIEW(i915)) { - cpu_latency_qos_update_request(&i915->sb_qos, 0); + cpu_latency_qos_update_request(&i915->vlv_iosf_sb.qos, 0); on_each_cpu(ping, NULL, 1); } } @@ -51,7 +51,7 @@ static void __vlv_punit_get(struct drm_i915_private *i915) static void __vlv_punit_put(struct drm_i915_private *i915) { if (IS_VALLEYVIEW(i915)) - cpu_latency_qos_update_request(&i915->sb_qos, + cpu_latency_qos_update_request(&i915->vlv_iosf_sb.qos, PM_QOS_DEFAULT_VALUE); iosf_mbi_punit_release(); @@ -254,10 +254,16 @@ void vlv_iosf_sb_init(struct drm_i915_private *i915) { if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) mutex_init(&i915->vlv_iosf_sb.lock); + + if (IS_VALLEYVIEW(i915)) + cpu_latency_qos_add_request(&i915->vlv_iosf_sb.qos, PM_QOS_DEFAULT_VALUE); } void vlv_iosf_sb_fini(struct drm_i915_private *i915) { + if (IS_VALLEYVIEW(i915)) + cpu_latency_qos_remove_request(&i915->vlv_iosf_sb.qos); + if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) mutex_destroy(&i915->vlv_iosf_sb.lock); } From 3c1d5ced18db8a67251c8436cf9bdc061f972bdb Mon Sep 17 00:00:00 2001 From: Daniele Ceraolo Spurio Date: Mon, 28 Oct 2024 16:31:32 -0700 Subject: [PATCH 006/179] drm/i915/gsc: ARL-H and ARL-U need a newer GSC FW. All MTL and ARL SKUs share the same GSC FW, but the newer platforms are only supported in newer blobs. In particular, ARL-S is supported starting from 102.0.10.1878 (which is already the minimum required version for ARL in the code), while ARL-H and ARL-U are supported from 102.1.15.1926. Therefore, the driver needs to check which specific ARL subplatform its running on when verifying that the GSC FW is new enough for it. Fixes: 2955ae8186c8 ("drm/i915: ARL requires a newer GSC firmware") Signed-off-by: Daniele Ceraolo Spurio Cc: John Harrison Cc: Rodrigo Vivi Reviewed-by: Rodrigo Vivi Reviewed-by: John Harrison Link: https://patchwork.freedesktop.org/patch/msgid/20241028233132.149745-1-daniele.ceraolospurio@intel.com --- drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c | 50 +++++++++++++++-------- drivers/gpu/drm/i915/i915_drv.h | 8 +++- drivers/gpu/drm/i915/intel_device_info.c | 24 ++++++++--- drivers/gpu/drm/i915/intel_device_info.h | 4 +- include/drm/intel/pciids.h | 15 +++++-- 5 files changed, 72 insertions(+), 29 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c index 551b0d7974ff..5dc0ccd07636 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_gsc_fw.c @@ -80,6 +80,7 @@ int intel_gsc_fw_get_binary_info(struct intel_uc_fw *gsc_fw, const void *data, s const struct intel_gsc_cpd_header_v2 *cpd_header = NULL; const struct intel_gsc_cpd_entry *cpd_entry = NULL; const struct intel_gsc_manifest_header *manifest; + struct intel_uc_fw_ver min_ver = { 0 }; size_t min_size = sizeof(*layout); int i; @@ -212,33 +213,46 @@ int intel_gsc_fw_get_binary_info(struct intel_uc_fw *gsc_fw, const void *data, s } } - if (IS_ARROWLAKE(gt->i915)) { + /* + * ARL SKUs require newer firmwares, but the blob is actually common + * across all MTL and ARL SKUs, so we need to do an explicit version check + * here rather than using a separate table entry. If a too old version + * is found, then just don't use GSC rather than aborting the driver load. + * Note that the major number in the GSC FW version is used to indicate + * the platform, so we expect it to always be 102 for MTL/ARL binaries. + */ + if (IS_ARROWLAKE_S(gt->i915)) + min_ver = (struct intel_uc_fw_ver){ 102, 0, 10, 1878 }; + else if (IS_ARROWLAKE_H(gt->i915) || IS_ARROWLAKE_U(gt->i915)) + min_ver = (struct intel_uc_fw_ver){ 102, 1, 15, 1926 }; + + if (IS_METEORLAKE(gt->i915) && gsc->release.major != 102) { + gt_info(gt, "Invalid GSC firmware for MTL/ARL, got %d.%d.%d.%d but need 102.x.x.x", + gsc->release.major, gsc->release.minor, + gsc->release.patch, gsc->release.build); + return -EINVAL; + } + + if (min_ver.major) { bool too_old = false; - /* - * ARL requires a newer firmware than MTL did (102.0.10.1878) but the - * firmware is actually common. So, need to do an explicit version check - * here rather than using a separate table entry. And if the older - * MTL-only version is found, then just don't use GSC rather than aborting - * the driver load. - */ - if (gsc->release.major < 102) { + if (gsc->release.minor < min_ver.minor) { too_old = true; - } else if (gsc->release.major == 102) { - if (gsc->release.minor == 0) { - if (gsc->release.patch < 10) { + } else if (gsc->release.minor == min_ver.minor) { + if (gsc->release.patch < min_ver.patch) { + too_old = true; + } else if (gsc->release.patch == min_ver.patch) { + if (gsc->release.build < min_ver.build) too_old = true; - } else if (gsc->release.patch == 10) { - if (gsc->release.build < 1878) - too_old = true; - } } } if (too_old) { - gt_info(gt, "GSC firmware too old for ARL, got %d.%d.%d.%d but need at least 102.0.10.1878", + gt_info(gt, "GSC firmware too old for ARL, got %d.%d.%d.%d but need at least %d.%d.%d.%d", gsc->release.major, gsc->release.minor, - gsc->release.patch, gsc->release.build); + gsc->release.patch, gsc->release.build, + min_ver.major, min_ver.minor, + min_ver.patch, min_ver.build); return -EINVAL; } } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index bed0ae2e4ec4..44d8c51a3245 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -546,8 +546,12 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define IS_BATTLEMAGE(i915) (0 && i915) #define IS_PANTHERLAKE(i915) (0 && i915) -#define IS_ARROWLAKE(i915) \ - IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_ARL) +#define IS_ARROWLAKE_H(i915) \ + IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_ARL_H) +#define IS_ARROWLAKE_U(i915) \ + IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_ARL_U) +#define IS_ARROWLAKE_S(i915) \ + IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_ARL_S) #define IS_DG2_G10(i915) \ IS_SUBPLATFORM(i915, INTEL_DG2, INTEL_SUBPLATFORM_G10) #define IS_DG2_G11(i915) \ diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index ff9500194d15..856b30fa37dc 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -200,8 +200,16 @@ static const u16 subplatform_g12_ids[] = { INTEL_DG2_G12_IDS(ID), }; -static const u16 subplatform_arl_ids[] = { - INTEL_ARL_IDS(ID), +static const u16 subplatform_arl_h_ids[] = { + INTEL_ARL_H_IDS(ID), +}; + +static const u16 subplatform_arl_u_ids[] = { + INTEL_ARL_U_IDS(ID), +}; + +static const u16 subplatform_arl_s_ids[] = { + INTEL_ARL_S_IDS(ID), }; static bool find_devid(u16 id, const u16 *p, unsigned int num) @@ -261,9 +269,15 @@ static void intel_device_info_subplatform_init(struct drm_i915_private *i915) } else if (find_devid(devid, subplatform_g12_ids, ARRAY_SIZE(subplatform_g12_ids))) { mask = BIT(INTEL_SUBPLATFORM_G12); - } else if (find_devid(devid, subplatform_arl_ids, - ARRAY_SIZE(subplatform_arl_ids))) { - mask = BIT(INTEL_SUBPLATFORM_ARL); + } else if (find_devid(devid, subplatform_arl_h_ids, + ARRAY_SIZE(subplatform_arl_h_ids))) { + mask = BIT(INTEL_SUBPLATFORM_ARL_H); + } else if (find_devid(devid, subplatform_arl_u_ids, + ARRAY_SIZE(subplatform_arl_u_ids))) { + mask = BIT(INTEL_SUBPLATFORM_ARL_U); + } else if (find_devid(devid, subplatform_arl_s_ids, + ARRAY_SIZE(subplatform_arl_s_ids))) { + mask = BIT(INTEL_SUBPLATFORM_ARL_S); } GEM_BUG_ON(mask & ~INTEL_SUBPLATFORM_MASK); diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h index 4f4aa4ff9963..ef84eea9ba0b 100644 --- a/drivers/gpu/drm/i915/intel_device_info.h +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -128,7 +128,9 @@ enum intel_platform { #define INTEL_SUBPLATFORM_RPLU 2 /* MTL */ -#define INTEL_SUBPLATFORM_ARL 0 +#define INTEL_SUBPLATFORM_ARL_H 0 +#define INTEL_SUBPLATFORM_ARL_U 1 +#define INTEL_SUBPLATFORM_ARL_S 2 enum intel_ppgtt_type { INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE, diff --git a/include/drm/intel/pciids.h b/include/drm/intel/pciids.h index 7632507af166..32480b5563db 100644 --- a/include/drm/intel/pciids.h +++ b/include/drm/intel/pciids.h @@ -765,13 +765,22 @@ INTEL_ATS_M75_IDS(MACRO__, ## __VA_ARGS__) /* ARL */ -#define INTEL_ARL_IDS(MACRO__, ...) \ - MACRO__(0x7D41, ## __VA_ARGS__), \ +#define INTEL_ARL_H_IDS(MACRO__, ...) \ MACRO__(0x7D51, ## __VA_ARGS__), \ + MACRO__(0x7DD1, ## __VA_ARGS__) + +#define INTEL_ARL_U_IDS(MACRO__, ...) \ + MACRO__(0x7D41, ## __VA_ARGS__) \ + +#define INTEL_ARL_S_IDS(MACRO__, ...) \ MACRO__(0x7D67, ## __VA_ARGS__), \ - MACRO__(0x7DD1, ## __VA_ARGS__), \ MACRO__(0xB640, ## __VA_ARGS__) +#define INTEL_ARL_IDS(MACRO__, ...) \ + INTEL_ARL_H_IDS(MACRO__, ## __VA_ARGS__), \ + INTEL_ARL_U_IDS(MACRO__, ## __VA_ARGS__), \ + INTEL_ARL_S_IDS(MACRO__, ## __VA_ARGS__) + /* MTL */ #define INTEL_MTL_IDS(MACRO__, ...) \ MACRO__(0x7D40, ## __VA_ARGS__), \ From e1faaca9d408d184d37204a9c94235d7030ccb15 Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 30 Oct 2024 09:40:30 +0530 Subject: [PATCH 007/179] drm/i915/dp: Update Comment for Valid DSC Slices per Line For some platforms, the maximum slices per DSC engine is 4, while for others it is 2. Update the comment to reflect this and clarify that the 'valid_dsc_slicecount' list represents the valid number of slices per pipe. Currently, we are working with 1, and 2 slices per DSC engine, which works for all platforms. With this the number of slices per pipe can be 1,2 or 4 with different slice & DSC engine configuration. Add a #TODO for adding support for 4 slices per DSC engine where supported. Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20241030041036.1238006-2-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index ff5ba7b3035f..55eb1e55a94d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -109,8 +109,14 @@ /* Constants for DP DSC configurations */ static const u8 valid_dsc_bpp[] = {6, 8, 10, 12, 15}; -/* With Single pipe configuration, HW is capable of supporting maximum - * of 4 slices per line. +/* + * With Single pipe configuration, HW is capable of supporting maximum of: + * 2 slices per line for ICL, BMG + * 4 slices per line for other platforms. + * For now consider a max of 2 slices per line, which works for all platforms. + * With this we can have max of 4 DSC Slices per pipe. + * + * #TODO Split this better to use 4 slices/dsc engine where supported. */ static const u8 valid_dsc_slicecount[] = {1, 2, 4}; From a64d9afc55df30e3bcd6b3314eb1d2035c219538 Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 30 Oct 2024 09:40:31 +0530 Subject: [PATCH 008/179] drm/i915/display: Prepare for dsc 3 stream splitter At the moment dsc_split represents whether the dsc splitter is used or not. With 3 DSC engines, the splitter can split into two streams or three streams. Instead of representing the splitter's state, it is more effective to represent the number of DSC streams per pipe. Replace the `dsc.dsc_split` member with `dsc.num_streams` to indicate the number of DSC streams used per pipe. This change will implicitly convey the splitter's operation mode. v2: Avoid new enum for dsc split. (Suraj) v3: -Replace dsc_split with num_stream. (Suraj) -Avoid extra parentheses. (Jani) v4: Set num_streams to 1, if VDSC_JOINER not set while readout. Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20241030041036.1238006-3-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/icl_dsi.c | 4 +++- drivers/gpu/drm/i915/display/intel_display.c | 2 +- drivers/gpu/drm/i915/display/intel_display_types.h | 2 +- drivers/gpu/drm/i915/display/intel_dp.c | 4 +++- drivers/gpu/drm/i915/display/intel_vdsc.c | 12 +++++++----- 5 files changed, 15 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c index 8a49f499e3fb..74ab3d1a1622 100644 --- a/drivers/gpu/drm/i915/display/icl_dsi.c +++ b/drivers/gpu/drm/i915/display/icl_dsi.c @@ -1602,7 +1602,9 @@ static int gen11_dsi_dsc_compute_config(struct intel_encoder *encoder, /* FIXME: split only when necessary */ if (crtc_state->dsc.slice_count > 1) - crtc_state->dsc.dsc_split = true; + crtc_state->dsc.num_streams = 2; + else + crtc_state->dsc.num_streams = 1; /* FIXME: initialize from VBT */ vdsc_cfg->rc_model_size = DSC_RC_MODEL_SIZE_CONST; diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 863927f429aa..d7f92dc56d1e 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5743,7 +5743,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, PIPE_CONF_CHECK_I(dsc.config.nsl_bpg_offset); PIPE_CONF_CHECK_BOOL(dsc.compression_enable); - PIPE_CONF_CHECK_BOOL(dsc.dsc_split); + PIPE_CONF_CHECK_I(dsc.num_streams); PIPE_CONF_CHECK_I(dsc.compressed_bpp_x16); PIPE_CONF_CHECK_BOOL(splitter.enable); diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index ff6eb93337e0..d3a1aa7c919f 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -1235,7 +1235,7 @@ struct intel_crtc_state { /* Display Stream compression state */ struct { bool compression_enable; - bool dsc_split; + int num_streams; /* Compressed Bpp in U6.4 format (first 4 bits for fractional part) */ u16 compressed_bpp_x16; u8 slice_count; diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 55eb1e55a94d..5b120d3ad23d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2413,7 +2413,9 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp, * then we need to use 2 VDSC instances. */ if (pipe_config->joiner_pipes || pipe_config->dsc.slice_count > 1) - pipe_config->dsc.dsc_split = true; + pipe_config->dsc.num_streams = 2; + else + pipe_config->dsc.num_streams = 1; ret = intel_dp_dsc_compute_params(connector, pipe_config); if (ret < 0) { diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index 40525f5c4c42..168f39499c66 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -379,7 +379,7 @@ intel_dsc_power_domain(struct intel_crtc *crtc, enum transcoder cpu_transcoder) static int intel_dsc_get_vdsc_per_pipe(const struct intel_crtc_state *crtc_state) { - return crtc_state->dsc.dsc_split ? 2 : 1; + return crtc_state->dsc.num_streams; } int intel_dsc_get_num_vdsc_instances(const struct intel_crtc_state *crtc_state) @@ -976,8 +976,10 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state) if (!crtc_state->dsc.compression_enable) goto out; - crtc_state->dsc.dsc_split = (dss_ctl2 & RIGHT_BRANCH_VDSC_ENABLE) && - (dss_ctl1 & JOINER_ENABLE); + if (dss_ctl1 & JOINER_ENABLE && dss_ctl2 & RIGHT_BRANCH_VDSC_ENABLE) + crtc_state->dsc.num_streams = 2; + else + crtc_state->dsc.num_streams = 1; intel_dsc_get_pps_config(crtc_state); out: @@ -988,10 +990,10 @@ static void intel_vdsc_dump_state(struct drm_printer *p, int indent, const struct intel_crtc_state *crtc_state) { drm_printf_indent(p, indent, - "dsc-dss: compressed-bpp:" FXP_Q4_FMT ", slice-count: %d, split: %s\n", + "dsc-dss: compressed-bpp:" FXP_Q4_FMT ", slice-count: %d, num_streams: %d\n", FXP_Q4_ARGS(crtc_state->dsc.compressed_bpp_x16), crtc_state->dsc.slice_count, - str_yes_no(crtc_state->dsc.dsc_split)); + crtc_state->dsc.num_streams); } void intel_vdsc_state_dump(struct drm_printer *p, int indent, From d457918cf78942bd9be999a53defc8d5ca42ce34 Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 30 Oct 2024 09:40:32 +0530 Subject: [PATCH 009/179] drm/i915/vdsc: Use VDSC0/VDSC1 for LEFT/RIGHT VDSC engine Drop use of LEFT/RIGHT VDSC engine and use VDSC0/VDSC1 instead. While at it, use REG_BIT macro for the bits. Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20241030041036.1238006-4-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_vdsc.c | 8 ++++---- drivers/gpu/drm/i915/display/intel_vdsc_regs.h | 4 ++-- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index 168f39499c66..bd6480e373f7 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -770,9 +770,9 @@ void intel_dsc_enable(const struct intel_crtc_state *crtc_state) intel_dsc_pps_configure(crtc_state); - dss_ctl2_val |= LEFT_BRANCH_VDSC_ENABLE; + dss_ctl2_val |= VDSC0_ENABLE; if (vdsc_instances_per_pipe > 1) { - dss_ctl2_val |= RIGHT_BRANCH_VDSC_ENABLE; + dss_ctl2_val |= VDSC1_ENABLE; dss_ctl1_val |= JOINER_ENABLE; } if (crtc_state->joiner_pipes) { @@ -972,11 +972,11 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state) dss_ctl1 = intel_de_read(dev_priv, dss_ctl1_reg(crtc, cpu_transcoder)); dss_ctl2 = intel_de_read(dev_priv, dss_ctl2_reg(crtc, cpu_transcoder)); - crtc_state->dsc.compression_enable = dss_ctl2 & LEFT_BRANCH_VDSC_ENABLE; + crtc_state->dsc.compression_enable = dss_ctl2 & VDSC0_ENABLE; if (!crtc_state->dsc.compression_enable) goto out; - if (dss_ctl1 & JOINER_ENABLE && dss_ctl2 & RIGHT_BRANCH_VDSC_ENABLE) + if (dss_ctl1 & JOINER_ENABLE && dss_ctl2 & VDSC1_ENABLE) crtc_state->dsc.num_streams = 2; else crtc_state->dsc.num_streams = 1; diff --git a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h index bf32a3b46fb1..d7a72b95ee7e 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h +++ b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h @@ -21,8 +21,8 @@ #define MAX_DL_BUFFER_TARGET_DEPTH 0x5a0 #define DSS_CTL2 _MMIO(0x67404) -#define LEFT_BRANCH_VDSC_ENABLE (1 << 31) -#define RIGHT_BRANCH_VDSC_ENABLE (1 << 15) +#define VDSC0_ENABLE REG_BIT(31) +#define VDSC1_ENABLE REG_BIT(15) #define RIGHT_DL_BUF_TARGET_DEPTH_MASK (0xfff << 0) #define RIGHT_DL_BUF_TARGET_DEPTH(pixels) ((pixels) << 0) From 3013e2e409b75544351998a08c96899412d8f92d Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 30 Oct 2024 09:40:33 +0530 Subject: [PATCH 010/179] drm/i915/vdsc: Introduce 3rd VDSC engine VDSC2 Introduce the register bits to enable the 3rd DSC engine VDSC2. Add support to read/write these bits. v2: Only introduce bits that are used and update the subject and commit message. (Suraj) Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20241030041036.1238006-5-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_vdsc.c | 10 +++++++++- drivers/gpu/drm/i915/display/intel_vdsc_regs.h | 2 ++ 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index bd6480e373f7..053f1d126c7a 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -775,6 +775,12 @@ void intel_dsc_enable(const struct intel_crtc_state *crtc_state) dss_ctl2_val |= VDSC1_ENABLE; dss_ctl1_val |= JOINER_ENABLE; } + + if (vdsc_instances_per_pipe > 2) { + dss_ctl2_val |= VDSC2_ENABLE; + dss_ctl2_val |= SMALL_JOINER_CONFIG_3_ENGINES; + } + if (crtc_state->joiner_pipes) { if (intel_crtc_ultrajoiner_enable_needed(crtc_state)) dss_ctl1_val |= ULTRA_JOINER_ENABLE; @@ -976,7 +982,9 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state) if (!crtc_state->dsc.compression_enable) goto out; - if (dss_ctl1 & JOINER_ENABLE && dss_ctl2 & VDSC1_ENABLE) + if (dss_ctl1 & JOINER_ENABLE && dss_ctl2 & (VDSC2_ENABLE | SMALL_JOINER_CONFIG_3_ENGINES)) + crtc_state->dsc.num_streams = 3; + else if (dss_ctl1 & JOINER_ENABLE && dss_ctl2 & VDSC1_ENABLE) crtc_state->dsc.num_streams = 2; else crtc_state->dsc.num_streams = 1; diff --git a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h index d7a72b95ee7e..474a7f9f3881 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h +++ b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h @@ -22,6 +22,8 @@ #define DSS_CTL2 _MMIO(0x67404) #define VDSC0_ENABLE REG_BIT(31) +#define VDSC2_ENABLE REG_BIT(30) +#define SMALL_JOINER_CONFIG_3_ENGINES REG_BIT(23) #define VDSC1_ENABLE REG_BIT(15) #define RIGHT_DL_BUF_TARGET_DEPTH_MASK (0xfff << 0) #define RIGHT_DL_BUF_TARGET_DEPTH(pixels) ((pixels) << 0) From b3f5f0c8e9de3fed781bc62dab1ce88183272126 Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 30 Oct 2024 09:40:34 +0530 Subject: [PATCH 011/179] drm/i915/vdsc: Add support for read/write PPS for 3rd DSC engine With BMG each pipe has 3 DSC engines, so add bits to read/write the PPS registers for the 3rd DSC engine Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20241030041036.1238006-6-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_vdsc.c | 8 +++++--- drivers/gpu/drm/i915/display/intel_vdsc_regs.h | 6 ++++++ 2 files changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index 053f1d126c7a..31644780e7ab 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -402,8 +402,10 @@ static void intel_dsc_get_pps_reg(const struct intel_crtc_state *crtc_state, int pipe_dsc = is_pipe_dsc(crtc, cpu_transcoder); - if (dsc_reg_num >= 3) + if (dsc_reg_num >= 4) MISSING_CASE(dsc_reg_num); + if (dsc_reg_num >= 3) + dsc_reg[2] = BMG_DSC2_PPS(pipe, pps); if (dsc_reg_num >= 2) dsc_reg[1] = pipe_dsc ? ICL_DSC1_PPS(pipe, pps) : DSCC_PPS(pps); if (dsc_reg_num >= 1) @@ -415,7 +417,7 @@ static void intel_dsc_pps_write(const struct intel_crtc_state *crtc_state, { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *i915 = to_i915(crtc->base.dev); - i915_reg_t dsc_reg[2]; + i915_reg_t dsc_reg[3]; int i, vdsc_per_pipe, dsc_reg_num; vdsc_per_pipe = intel_dsc_get_vdsc_per_pipe(crtc_state); @@ -815,7 +817,7 @@ static u32 intel_dsc_pps_read(struct intel_crtc_state *crtc_state, int pps, { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *i915 = to_i915(crtc->base.dev); - i915_reg_t dsc_reg[2]; + i915_reg_t dsc_reg[3]; int i, vdsc_per_pipe, dsc_reg_num; u32 val; diff --git a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h index 474a7f9f3881..2d478a84b07c 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h +++ b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h @@ -59,8 +59,10 @@ #define DSCC_PPS(pps) _MMIO(_DSCC_PPS_0 + ((pps) < 12 ? (pps) : (pps) + 12) * 4) #define _ICL_DSC0_PICTURE_PARAMETER_SET_0_PB 0x78270 #define _ICL_DSC1_PICTURE_PARAMETER_SET_0_PB 0x78370 +#define _BMG_DSC2_PICTURE_PARAMETER_SET_0_PB 0x78970 #define _ICL_DSC0_PICTURE_PARAMETER_SET_0_PC 0x78470 #define _ICL_DSC1_PICTURE_PARAMETER_SET_0_PC 0x78570 +#define _BMG_DSC2_PICTURE_PARAMETER_SET_0_PC 0x78A70 #define ICL_DSC0_PICTURE_PARAMETER_SET_0(pipe) _MMIO_PIPE((pipe) - PIPE_B, \ _ICL_DSC0_PICTURE_PARAMETER_SET_0_PB, \ _ICL_DSC0_PICTURE_PARAMETER_SET_0_PC) @@ -73,8 +75,12 @@ #define _ICL_DSC1_PPS_0(pipe) _PICK_EVEN((pipe) - PIPE_B, \ _ICL_DSC1_PICTURE_PARAMETER_SET_0_PB, \ _ICL_DSC1_PICTURE_PARAMETER_SET_0_PC) +#define _BMG_DSC2_PPS_0(pipe) _PICK_EVEN((pipe) - PIPE_B, \ + _BMG_DSC2_PICTURE_PARAMETER_SET_0_PB, \ + _BMG_DSC2_PICTURE_PARAMETER_SET_0_PC) #define ICL_DSC0_PPS(pipe, pps) _MMIO(_ICL_DSC0_PPS_0(pipe) + ((pps) * 4)) #define ICL_DSC1_PPS(pipe, pps) _MMIO(_ICL_DSC1_PPS_0(pipe) + ((pps) * 4)) +#define BMG_DSC2_PPS(pipe, pps) _MMIO(_BMG_DSC2_PPS_0(pipe) + ((pps) * 4)) /* PPS 0 */ #define DSC_PPS0_NATIVE_422_ENABLE REG_BIT(23) From d1f34623ad18524af3c54f92c3baaa4af1d7b3fd Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 30 Oct 2024 09:40:35 +0530 Subject: [PATCH 012/179] drm/i915/dp: Ensure hactive is divisible by slice count According to the DSC spec, the slice width should be chosen such that the picture width (hactive) is evenly divisible by the slice width. If not, extra pixels (padding) must be added to the last slice to ensure all slices have the same width. Currently, we do not support handling these extra pixels. Therefore, select a slice count that evenly divides the hactive (slice_width = hactive / slice_count). This check is already implemented for DSI, where the slice count is selected from the BIOS. For DP, currently with 1, 2, 4 slices per pipe it is unlikely to have slice count not being able to divide hactive, but with 3 DSC engines and 3 slices, we can have such cases. Adding this check prepares for future scenarios where such configurations might be used. Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20241030041036.1238006-7-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 5b120d3ad23d..303852d469e8 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1038,6 +1038,9 @@ u8 intel_dp_dsc_get_slice_count(const struct intel_connector *connector, if (num_joined_pipes > 1 && valid_dsc_slicecount[i] < 2) continue; + if (mode_hdisplay % test_slice_count) + continue; + if (min_slice_count <= test_slice_count) return test_slice_count; } From be7f5fcdf4a0b83a30cace5934d54c63f65e41df Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 30 Oct 2024 09:40:36 +0530 Subject: [PATCH 013/179] drm/i915/dp: Enable 3 DSC engines for 12 slices Certain resolutions require 12 DSC slices support along with ultrajoiner. For such cases, the third DSC Engine per Pipe is enabled. Each DSC Engine processes 1 Slice, resulting in a total of 12 VDSC slices (4 Pipes * 3 DSC Instances per Pipe). Add support for 12 DSC slices and 3 DSC engines for such modes. v2: Add missing check for 3 slices support only with 4 joined pipes. (Suraj) Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20241030041036.1238006-8-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 303852d469e8..5b918363df16 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -116,9 +116,12 @@ static const u8 valid_dsc_bpp[] = {6, 8, 10, 12, 15}; * For now consider a max of 2 slices per line, which works for all platforms. * With this we can have max of 4 DSC Slices per pipe. * + * For higher resolutions where 12 slice support is required with + * ultrajoiner, only then each pipe can support 3 slices. + * * #TODO Split this better to use 4 slices/dsc engine where supported. */ -static const u8 valid_dsc_slicecount[] = {1, 2, 4}; +static const u8 valid_dsc_slicecount[] = {1, 2, 3, 4}; /** * intel_dp_is_edp - is the given port attached to an eDP panel (either CPU or PCH) @@ -1026,6 +1029,13 @@ u8 intel_dp_dsc_get_slice_count(const struct intel_connector *connector, for (i = 0; i < ARRAY_SIZE(valid_dsc_slicecount); i++) { u8 test_slice_count = valid_dsc_slicecount[i] * num_joined_pipes; + /* + * 3 DSC Slices per pipe need 3 DSC engines, + * which is supported only with Ultrajoiner. + */ + if (valid_dsc_slicecount[i] == 3 && num_joined_pipes != 4) + continue; + if (test_slice_count > drm_dp_dsc_sink_max_slice_count(connector->dp.dsc_dpcd, false)) break; @@ -2414,8 +2424,13 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp, * VDSC engine operates at 1 Pixel per clock, so if peak pixel rate * is greater than the maximum Cdclock and if slice count is even * then we need to use 2 VDSC instances. + * In case of Ultrajoiner along with 12 slices we need to use 3 + * VDSC instances. */ - if (pipe_config->joiner_pipes || pipe_config->dsc.slice_count > 1) + if (pipe_config->joiner_pipes && num_joined_pipes == 4 && + pipe_config->dsc.slice_count == 12) + pipe_config->dsc.num_streams = 3; + else if (pipe_config->joiner_pipes || pipe_config->dsc.slice_count > 1) pipe_config->dsc.num_streams = 2; else pipe_config->dsc.num_streams = 1; From e31e8681d29c5c35aa070ca6323c6b95ecf0db99 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 31 Oct 2024 17:56:41 +0200 Subject: [PATCH 014/179] drm/i915: Relocate the SKL wm sanitation code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In order to add more MBUS sanitation into the code we'll want to reuse a bunch of the code that performs the MBUS/related hardware programming. Currently that code comes after the main skl_wm_get_hw_state_and_sanitize() entrypoint. In order to avoid annoying forward declarations relocate the skl_wm_get_hw_state_and_sanitize() and related stuff nearer to the end of the file. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241031155646.15165-2-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/skl_watermark.c | 420 +++++++++---------- 1 file changed, 210 insertions(+), 210 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 3b0e87edbacf..92794dfbd3bd 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3048,202 +3048,6 @@ static void skl_wm_get_hw_state(struct drm_i915_private *i915) dbuf_state->enabled_slices = i915->display.dbuf.enabled_slices; } -static bool skl_dbuf_is_misconfigured(struct drm_i915_private *i915) -{ - const struct intel_dbuf_state *dbuf_state = - to_intel_dbuf_state(i915->display.dbuf.obj.state); - struct skl_ddb_entry entries[I915_MAX_PIPES] = {}; - struct intel_crtc *crtc; - - for_each_intel_crtc(&i915->drm, crtc) { - const struct intel_crtc_state *crtc_state = - to_intel_crtc_state(crtc->base.state); - - entries[crtc->pipe] = crtc_state->wm.skl.ddb; - } - - for_each_intel_crtc(&i915->drm, crtc) { - const struct intel_crtc_state *crtc_state = - to_intel_crtc_state(crtc->base.state); - u8 slices; - - slices = skl_compute_dbuf_slices(crtc, dbuf_state->active_pipes, - dbuf_state->joined_mbus); - if (dbuf_state->slices[crtc->pipe] & ~slices) - return true; - - if (skl_ddb_allocation_overlaps(&crtc_state->wm.skl.ddb, entries, - I915_MAX_PIPES, crtc->pipe)) - return true; - } - - return false; -} - -static void skl_wm_sanitize(struct drm_i915_private *i915) -{ - struct intel_crtc *crtc; - - /* - * On TGL/RKL (at least) the BIOS likes to assign the planes - * to the wrong DBUF slices. This will cause an infinite loop - * in skl_commit_modeset_enables() as it can't find a way to - * transition between the old bogus DBUF layout to the new - * proper DBUF layout without DBUF allocation overlaps between - * the planes (which cannot be allowed or else the hardware - * may hang). If we detect a bogus DBUF layout just turn off - * all the planes so that skl_commit_modeset_enables() can - * simply ignore them. - */ - if (!skl_dbuf_is_misconfigured(i915)) - return; - - drm_dbg_kms(&i915->drm, "BIOS has misprogrammed the DBUF, disabling all planes\n"); - - for_each_intel_crtc(&i915->drm, crtc) { - struct intel_plane *plane = to_intel_plane(crtc->base.primary); - const struct intel_plane_state *plane_state = - to_intel_plane_state(plane->base.state); - struct intel_crtc_state *crtc_state = - to_intel_crtc_state(crtc->base.state); - - if (plane_state->uapi.visible) - intel_plane_disable_noatomic(crtc, plane); - - drm_WARN_ON(&i915->drm, crtc_state->active_planes != 0); - - memset(&crtc_state->wm.skl.ddb, 0, sizeof(crtc_state->wm.skl.ddb)); - } -} - -static void skl_wm_get_hw_state_and_sanitize(struct drm_i915_private *i915) -{ - skl_wm_get_hw_state(i915); - skl_wm_sanitize(i915); -} - -void intel_wm_state_verify(struct intel_atomic_state *state, - struct intel_crtc *crtc) -{ - struct drm_i915_private *i915 = to_i915(state->base.dev); - const struct intel_crtc_state *new_crtc_state = - intel_atomic_get_new_crtc_state(state, crtc); - struct skl_hw_state { - struct skl_ddb_entry ddb[I915_MAX_PLANES]; - struct skl_ddb_entry ddb_y[I915_MAX_PLANES]; - struct skl_pipe_wm wm; - } *hw; - const struct skl_pipe_wm *sw_wm = &new_crtc_state->wm.skl.optimal; - struct intel_plane *plane; - u8 hw_enabled_slices; - int level; - - if (DISPLAY_VER(i915) < 9 || !new_crtc_state->hw.active) - return; - - hw = kzalloc(sizeof(*hw), GFP_KERNEL); - if (!hw) - return; - - skl_pipe_wm_get_hw_state(crtc, &hw->wm); - - skl_pipe_ddb_get_hw_state(crtc, hw->ddb, hw->ddb_y); - - hw_enabled_slices = intel_enabled_dbuf_slices_mask(i915); - - if (DISPLAY_VER(i915) >= 11 && - hw_enabled_slices != i915->display.dbuf.enabled_slices) - drm_err(&i915->drm, - "mismatch in DBUF Slices (expected 0x%x, got 0x%x)\n", - i915->display.dbuf.enabled_slices, - hw_enabled_slices); - - for_each_intel_plane_on_crtc(&i915->drm, crtc, plane) { - const struct skl_ddb_entry *hw_ddb_entry, *sw_ddb_entry; - const struct skl_wm_level *hw_wm_level, *sw_wm_level; - - /* Watermarks */ - for (level = 0; level < i915->display.wm.num_levels; level++) { - hw_wm_level = &hw->wm.planes[plane->id].wm[level]; - sw_wm_level = skl_plane_wm_level(sw_wm, plane->id, level); - - if (skl_wm_level_equals(hw_wm_level, sw_wm_level)) - continue; - - drm_err(&i915->drm, - "[PLANE:%d:%s] mismatch in WM%d (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", - plane->base.base.id, plane->base.name, level, - sw_wm_level->enable, - sw_wm_level->blocks, - sw_wm_level->lines, - hw_wm_level->enable, - hw_wm_level->blocks, - hw_wm_level->lines); - } - - hw_wm_level = &hw->wm.planes[plane->id].trans_wm; - sw_wm_level = skl_plane_trans_wm(sw_wm, plane->id); - - if (!skl_wm_level_equals(hw_wm_level, sw_wm_level)) { - drm_err(&i915->drm, - "[PLANE:%d:%s] mismatch in trans WM (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", - plane->base.base.id, plane->base.name, - sw_wm_level->enable, - sw_wm_level->blocks, - sw_wm_level->lines, - hw_wm_level->enable, - hw_wm_level->blocks, - hw_wm_level->lines); - } - - hw_wm_level = &hw->wm.planes[plane->id].sagv.wm0; - sw_wm_level = &sw_wm->planes[plane->id].sagv.wm0; - - if (HAS_HW_SAGV_WM(i915) && - !skl_wm_level_equals(hw_wm_level, sw_wm_level)) { - drm_err(&i915->drm, - "[PLANE:%d:%s] mismatch in SAGV WM (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", - plane->base.base.id, plane->base.name, - sw_wm_level->enable, - sw_wm_level->blocks, - sw_wm_level->lines, - hw_wm_level->enable, - hw_wm_level->blocks, - hw_wm_level->lines); - } - - hw_wm_level = &hw->wm.planes[plane->id].sagv.trans_wm; - sw_wm_level = &sw_wm->planes[plane->id].sagv.trans_wm; - - if (HAS_HW_SAGV_WM(i915) && - !skl_wm_level_equals(hw_wm_level, sw_wm_level)) { - drm_err(&i915->drm, - "[PLANE:%d:%s] mismatch in SAGV trans WM (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", - plane->base.base.id, plane->base.name, - sw_wm_level->enable, - sw_wm_level->blocks, - sw_wm_level->lines, - hw_wm_level->enable, - hw_wm_level->blocks, - hw_wm_level->lines); - } - - /* DDB */ - hw_ddb_entry = &hw->ddb[PLANE_CURSOR]; - sw_ddb_entry = &new_crtc_state->wm.skl.plane_ddb[PLANE_CURSOR]; - - if (!skl_ddb_entry_equal(hw_ddb_entry, sw_ddb_entry)) { - drm_err(&i915->drm, - "[PLANE:%d:%s] mismatch in DDB (expected (%u,%u), found (%u,%u))\n", - plane->base.base.id, plane->base.name, - sw_ddb_entry->start, sw_ddb_entry->end, - hw_ddb_entry->start, hw_ddb_entry->end); - } - } - - kfree(hw); -} - bool skl_watermark_ipc_enabled(struct drm_i915_private *i915) { return i915->display.wm.ipc_enabled; @@ -3399,20 +3203,6 @@ static void skl_setup_wm_latency(struct drm_i915_private *i915) intel_print_wm_latency(i915, "Gen9 Plane", i915->display.wm.skl_latency); } -static const struct intel_wm_funcs skl_wm_funcs = { - .compute_global_watermarks = skl_compute_wm, - .get_hw_state = skl_wm_get_hw_state_and_sanitize, -}; - -void skl_wm_init(struct drm_i915_private *i915) -{ - intel_sagv_init(i915); - - skl_setup_wm_latency(i915); - - i915->display.funcs.wm = &skl_wm_funcs; -} - static struct intel_global_state *intel_dbuf_duplicate_state(struct intel_global_obj *obj) { struct intel_dbuf_state *dbuf_state; @@ -3757,6 +3547,216 @@ void intel_dbuf_post_plane_update(struct intel_atomic_state *state) gen9_dbuf_slices_update(i915, new_slices); } +static bool skl_dbuf_is_misconfigured(struct drm_i915_private *i915) +{ + const struct intel_dbuf_state *dbuf_state = + to_intel_dbuf_state(i915->display.dbuf.obj.state); + struct skl_ddb_entry entries[I915_MAX_PIPES] = {}; + struct intel_crtc *crtc; + + for_each_intel_crtc(&i915->drm, crtc) { + const struct intel_crtc_state *crtc_state = + to_intel_crtc_state(crtc->base.state); + + entries[crtc->pipe] = crtc_state->wm.skl.ddb; + } + + for_each_intel_crtc(&i915->drm, crtc) { + const struct intel_crtc_state *crtc_state = + to_intel_crtc_state(crtc->base.state); + u8 slices; + + slices = skl_compute_dbuf_slices(crtc, dbuf_state->active_pipes, + dbuf_state->joined_mbus); + if (dbuf_state->slices[crtc->pipe] & ~slices) + return true; + + if (skl_ddb_allocation_overlaps(&crtc_state->wm.skl.ddb, entries, + I915_MAX_PIPES, crtc->pipe)) + return true; + } + + return false; +} + +static void skl_wm_sanitize(struct drm_i915_private *i915) +{ + struct intel_crtc *crtc; + + /* + * On TGL/RKL (at least) the BIOS likes to assign the planes + * to the wrong DBUF slices. This will cause an infinite loop + * in skl_commit_modeset_enables() as it can't find a way to + * transition between the old bogus DBUF layout to the new + * proper DBUF layout without DBUF allocation overlaps between + * the planes (which cannot be allowed or else the hardware + * may hang). If we detect a bogus DBUF layout just turn off + * all the planes so that skl_commit_modeset_enables() can + * simply ignore them. + */ + if (!skl_dbuf_is_misconfigured(i915)) + return; + + drm_dbg_kms(&i915->drm, "BIOS has misprogrammed the DBUF, disabling all planes\n"); + + for_each_intel_crtc(&i915->drm, crtc) { + struct intel_plane *plane = to_intel_plane(crtc->base.primary); + const struct intel_plane_state *plane_state = + to_intel_plane_state(plane->base.state); + struct intel_crtc_state *crtc_state = + to_intel_crtc_state(crtc->base.state); + + if (plane_state->uapi.visible) + intel_plane_disable_noatomic(crtc, plane); + + drm_WARN_ON(&i915->drm, crtc_state->active_planes != 0); + + memset(&crtc_state->wm.skl.ddb, 0, sizeof(crtc_state->wm.skl.ddb)); + } +} + +static void skl_wm_get_hw_state_and_sanitize(struct drm_i915_private *i915) +{ + skl_wm_get_hw_state(i915); + skl_wm_sanitize(i915); +} + +void intel_wm_state_verify(struct intel_atomic_state *state, + struct intel_crtc *crtc) +{ + struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_crtc_state *new_crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); + struct skl_hw_state { + struct skl_ddb_entry ddb[I915_MAX_PLANES]; + struct skl_ddb_entry ddb_y[I915_MAX_PLANES]; + struct skl_pipe_wm wm; + } *hw; + const struct skl_pipe_wm *sw_wm = &new_crtc_state->wm.skl.optimal; + struct intel_plane *plane; + u8 hw_enabled_slices; + int level; + + if (DISPLAY_VER(i915) < 9 || !new_crtc_state->hw.active) + return; + + hw = kzalloc(sizeof(*hw), GFP_KERNEL); + if (!hw) + return; + + skl_pipe_wm_get_hw_state(crtc, &hw->wm); + + skl_pipe_ddb_get_hw_state(crtc, hw->ddb, hw->ddb_y); + + hw_enabled_slices = intel_enabled_dbuf_slices_mask(i915); + + if (DISPLAY_VER(i915) >= 11 && + hw_enabled_slices != i915->display.dbuf.enabled_slices) + drm_err(&i915->drm, + "mismatch in DBUF Slices (expected 0x%x, got 0x%x)\n", + i915->display.dbuf.enabled_slices, + hw_enabled_slices); + + for_each_intel_plane_on_crtc(&i915->drm, crtc, plane) { + const struct skl_ddb_entry *hw_ddb_entry, *sw_ddb_entry; + const struct skl_wm_level *hw_wm_level, *sw_wm_level; + + /* Watermarks */ + for (level = 0; level < i915->display.wm.num_levels; level++) { + hw_wm_level = &hw->wm.planes[plane->id].wm[level]; + sw_wm_level = skl_plane_wm_level(sw_wm, plane->id, level); + + if (skl_wm_level_equals(hw_wm_level, sw_wm_level)) + continue; + + drm_err(&i915->drm, + "[PLANE:%d:%s] mismatch in WM%d (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", + plane->base.base.id, plane->base.name, level, + sw_wm_level->enable, + sw_wm_level->blocks, + sw_wm_level->lines, + hw_wm_level->enable, + hw_wm_level->blocks, + hw_wm_level->lines); + } + + hw_wm_level = &hw->wm.planes[plane->id].trans_wm; + sw_wm_level = skl_plane_trans_wm(sw_wm, plane->id); + + if (!skl_wm_level_equals(hw_wm_level, sw_wm_level)) { + drm_err(&i915->drm, + "[PLANE:%d:%s] mismatch in trans WM (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", + plane->base.base.id, plane->base.name, + sw_wm_level->enable, + sw_wm_level->blocks, + sw_wm_level->lines, + hw_wm_level->enable, + hw_wm_level->blocks, + hw_wm_level->lines); + } + + hw_wm_level = &hw->wm.planes[plane->id].sagv.wm0; + sw_wm_level = &sw_wm->planes[plane->id].sagv.wm0; + + if (HAS_HW_SAGV_WM(i915) && + !skl_wm_level_equals(hw_wm_level, sw_wm_level)) { + drm_err(&i915->drm, + "[PLANE:%d:%s] mismatch in SAGV WM (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", + plane->base.base.id, plane->base.name, + sw_wm_level->enable, + sw_wm_level->blocks, + sw_wm_level->lines, + hw_wm_level->enable, + hw_wm_level->blocks, + hw_wm_level->lines); + } + + hw_wm_level = &hw->wm.planes[plane->id].sagv.trans_wm; + sw_wm_level = &sw_wm->planes[plane->id].sagv.trans_wm; + + if (HAS_HW_SAGV_WM(i915) && + !skl_wm_level_equals(hw_wm_level, sw_wm_level)) { + drm_err(&i915->drm, + "[PLANE:%d:%s] mismatch in SAGV trans WM (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", + plane->base.base.id, plane->base.name, + sw_wm_level->enable, + sw_wm_level->blocks, + sw_wm_level->lines, + hw_wm_level->enable, + hw_wm_level->blocks, + hw_wm_level->lines); + } + + /* DDB */ + hw_ddb_entry = &hw->ddb[PLANE_CURSOR]; + sw_ddb_entry = &new_crtc_state->wm.skl.plane_ddb[PLANE_CURSOR]; + + if (!skl_ddb_entry_equal(hw_ddb_entry, sw_ddb_entry)) { + drm_err(&i915->drm, + "[PLANE:%d:%s] mismatch in DDB (expected (%u,%u), found (%u,%u))\n", + plane->base.base.id, plane->base.name, + sw_ddb_entry->start, sw_ddb_entry->end, + hw_ddb_entry->start, hw_ddb_entry->end); + } + } + + kfree(hw); +} + +static const struct intel_wm_funcs skl_wm_funcs = { + .compute_global_watermarks = skl_compute_wm, + .get_hw_state = skl_wm_get_hw_state_and_sanitize, +}; + +void skl_wm_init(struct drm_i915_private *i915) +{ + intel_sagv_init(i915); + + skl_setup_wm_latency(i915); + + i915->display.funcs.wm = &skl_wm_funcs; +} + static int skl_watermark_ipc_status_show(struct seq_file *m, void *data) { struct drm_i915_private *i915 = m->private; From 45bc523009f0c289b0f1354de007f3c61958e8c0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 31 Oct 2024 17:56:42 +0200 Subject: [PATCH 015/179] drm/i915: Extract pipe_mbus_dbox_ctl() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We'll be wanting to reprogram the PIPE_MBUS_DBOX_CTL registers during an upcoming MBUS sanitation stage. To make that easier extract a helper that computes the full register value for us. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241031155646.15165-3-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/skl_watermark.c | 65 +++++++++++--------- 1 file changed, 35 insertions(+), 30 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 92794dfbd3bd..7a7caaf7e87d 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3271,23 +3271,12 @@ static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 active_pipes) return false; } -static void intel_mbus_dbox_update(struct intel_atomic_state *state) +static u32 pipe_mbus_dbox_ctl(const struct intel_crtc *crtc, + const struct intel_dbuf_state *dbuf_state) { - struct drm_i915_private *i915 = to_i915(state->base.dev); - const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; - const struct intel_crtc *crtc; + struct drm_i915_private *i915 = to_i915(crtc->base.dev); u32 val = 0; - if (DISPLAY_VER(i915) < 11) - return; - - new_dbuf_state = intel_atomic_get_new_dbuf_state(state); - old_dbuf_state = intel_atomic_get_old_dbuf_state(state); - if (!new_dbuf_state || - (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && - new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) - return; - if (DISPLAY_VER(i915) >= 14) val |= MBUS_DBOX_I_CREDIT(2); @@ -3298,12 +3287,12 @@ static void intel_mbus_dbox_update(struct intel_atomic_state *state) } if (DISPLAY_VER(i915) >= 14) - val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(12) : - MBUS_DBOX_A_CREDIT(8); + val |= dbuf_state->joined_mbus ? + MBUS_DBOX_A_CREDIT(12) : MBUS_DBOX_A_CREDIT(8); else if (IS_ALDERLAKE_P(i915)) /* Wa_22010947358:adl-p */ - val |= new_dbuf_state->joined_mbus ? MBUS_DBOX_A_CREDIT(6) : - MBUS_DBOX_A_CREDIT(4); + val |= dbuf_state->joined_mbus ? + MBUS_DBOX_A_CREDIT(6) : MBUS_DBOX_A_CREDIT(4); else val |= MBUS_DBOX_A_CREDIT(2); @@ -3320,19 +3309,35 @@ static void intel_mbus_dbox_update(struct intel_atomic_state *state) val |= MBUS_DBOX_B_CREDIT(8); } - for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) { - u32 pipe_val = val; - - if (DISPLAY_VERx100(i915) == 1400) { - if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, - new_dbuf_state->active_pipes)) - pipe_val |= MBUS_DBOX_BW_8CREDITS_MTL; - else - pipe_val |= MBUS_DBOX_BW_4CREDITS_MTL; - } - - intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), pipe_val); + if (DISPLAY_VERx100(i915) == 1400) { + if (xelpdp_is_only_pipe_per_dbuf_bank(crtc->pipe, dbuf_state->active_pipes)) + val |= MBUS_DBOX_BW_8CREDITS_MTL; + else + val |= MBUS_DBOX_BW_4CREDITS_MTL; } + + return val; +} + +static void intel_mbus_dbox_update(struct intel_atomic_state *state) +{ + struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; + const struct intel_crtc *crtc; + + if (DISPLAY_VER(i915) < 11) + return; + + new_dbuf_state = intel_atomic_get_new_dbuf_state(state); + old_dbuf_state = intel_atomic_get_old_dbuf_state(state); + if (!new_dbuf_state || + (new_dbuf_state->joined_mbus == old_dbuf_state->joined_mbus && + new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) + return; + + for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) + intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), + pipe_mbus_dbox_ctl(crtc, new_dbuf_state)); } int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, From 7b3cb58fb2101ffe12fc6667b3cd97dbe61884b2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 31 Oct 2024 17:56:43 +0200 Subject: [PATCH 016/179] drm/i915: Extract pipe_mbus_dbox_ctl_update() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We'll be wanting to reprogram the PIPE_MBUS_DBOX_CTL registers during an upcoming MBUS sanitation stage. Extract the reprogramming loop into a helper that doesn't depend on the full atomic state so that it can be reused. We'll stick to sturct drm_i915_private for now (instead of struct intel_display) since the rest of the skl wm code does the same, and we might need to bakport this. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241031155646.15165-4-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/skl_watermark.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 7a7caaf7e87d..8a31508f94bb 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3319,11 +3319,20 @@ static u32 pipe_mbus_dbox_ctl(const struct intel_crtc *crtc, return val; } +static void pipe_mbus_dbox_ctl_update(struct drm_i915_private *i915, + const struct intel_dbuf_state *dbuf_state) +{ + struct intel_crtc *crtc; + + for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, dbuf_state->active_pipes) + intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), + pipe_mbus_dbox_ctl(crtc, dbuf_state)); +} + static void intel_mbus_dbox_update(struct intel_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->base.dev); const struct intel_dbuf_state *new_dbuf_state, *old_dbuf_state; - const struct intel_crtc *crtc; if (DISPLAY_VER(i915) < 11) return; @@ -3335,9 +3344,7 @@ static void intel_mbus_dbox_update(struct intel_atomic_state *state) new_dbuf_state->active_pipes == old_dbuf_state->active_pipes)) return; - for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, new_dbuf_state->active_pipes) - intel_de_write(i915, PIPE_MBUS_DBOX_CTL(crtc->pipe), - pipe_mbus_dbox_ctl(crtc, new_dbuf_state)); + pipe_mbus_dbox_ctl_update(i915, new_dbuf_state); } int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, From 0656f1fbef5dc1bcb9f6a8c889cfa8329d6ac4f1 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 31 Oct 2024 17:56:44 +0200 Subject: [PATCH 017/179] drm/i915: Extract mbus_ctl_join_update() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We'll be wanting to reprogram the MBUS_CTL register during an upcoming MBUS sanitation stage. Extract the reprogramming into a helper that doesn't depend on the full atomic state so that it can be reused. We'll stick to sturct drm_i915_private for now (instead of struct intel_display) since the rest of the skl wm code does the same, and we might need to bakport this. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241031155646.15165-5-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/skl_watermark.c | 34 ++++++++++++-------- 1 file changed, 21 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 8a31508f94bb..2eefeff6693a 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3427,22 +3427,13 @@ static enum pipe intel_mbus_joined_pipe(struct intel_atomic_state *state, return INVALID_PIPE; } -static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state, - enum pipe pipe) +static void mbus_ctl_join_update(struct drm_i915_private *i915, + const struct intel_dbuf_state *dbuf_state, + enum pipe pipe) { - struct drm_i915_private *i915 = to_i915(state->base.dev); - const struct intel_dbuf_state *old_dbuf_state = - intel_atomic_get_old_dbuf_state(state); - const struct intel_dbuf_state *new_dbuf_state = - intel_atomic_get_new_dbuf_state(state); u32 mbus_ctl; - drm_dbg_kms(&i915->drm, "Changing mbus joined: %s -> %s (pipe: %c)\n", - str_yes_no(old_dbuf_state->joined_mbus), - str_yes_no(new_dbuf_state->joined_mbus), - pipe != INVALID_PIPE ? pipe_name(pipe) : '*'); - - if (new_dbuf_state->joined_mbus) + if (dbuf_state->joined_mbus) mbus_ctl = MBUS_HASHING_MODE_1x4 | MBUS_JOIN; else mbus_ctl = MBUS_HASHING_MODE_2x2; @@ -3457,6 +3448,23 @@ static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state, MBUS_JOIN_PIPE_SELECT_MASK, mbus_ctl); } +static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state, + enum pipe pipe) +{ + struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_dbuf_state *old_dbuf_state = + intel_atomic_get_old_dbuf_state(state); + const struct intel_dbuf_state *new_dbuf_state = + intel_atomic_get_new_dbuf_state(state); + + drm_dbg_kms(&i915->drm, "Changing mbus joined: %s -> %s (pipe: %c)\n", + str_yes_no(old_dbuf_state->joined_mbus), + str_yes_no(new_dbuf_state->joined_mbus), + pipe != INVALID_PIPE ? pipe_name(pipe) : '*'); + + mbus_ctl_join_update(i915, new_dbuf_state, pipe); +} + void intel_dbuf_mbus_pre_ddb_update(struct intel_atomic_state *state) { const struct intel_dbuf_state *new_dbuf_state = From 4985a9b7487a174bba313ce3af2f957f6092e63f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 31 Oct 2024 17:56:45 +0200 Subject: [PATCH 018/179] drm/i915: Sanitize MBUS joining MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit If the system boots with MBUS joining enabled but we disable the relevant pipe during sanitation we later get into trouble as the rest of the code doesn't expect MBUS joining to be enabled unless the set of active pipes is in agreement. We could relax some of the MBUS joining related checks during normal atomic commits to let this slide, but that might also let some real bugs through. So let's sanitize the MBUS joining instead. And in order to keep things more or less in sync we'll do the related credit, cdclk/mdclk ratio, etc. updates as well. We'll stick to sturct drm_i915_private for now (instead of struct intel_display) since the rest of the skl wm code does the same, and we might need to bakport this. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241031155646.15165-6-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/skl_watermark.c | 29 ++++++++++++++++++-- 1 file changed, 27 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 2eefeff6693a..98f9e01b2a1c 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3567,6 +3567,29 @@ void intel_dbuf_post_plane_update(struct intel_atomic_state *state) gen9_dbuf_slices_update(i915, new_slices); } +static void skl_mbus_sanitize(struct drm_i915_private *i915) +{ + struct intel_dbuf_state *dbuf_state = + to_intel_dbuf_state(i915->display.dbuf.obj.state); + + if (!HAS_MBUS_JOINING(i915)) + return; + + if (!dbuf_state->joined_mbus || + adlp_check_mbus_joined(dbuf_state->active_pipes)) + return; + + drm_dbg_kms(&i915->drm, "Disabling redundant MBUS joining (active pipes 0x%x)\n", + dbuf_state->active_pipes); + + dbuf_state->joined_mbus = false; + intel_dbuf_mdclk_cdclk_ratio_update(i915, + dbuf_state->mdclk_cdclk_ratio, + dbuf_state->joined_mbus); + pipe_mbus_dbox_ctl_update(i915, dbuf_state); + mbus_ctl_join_update(i915, dbuf_state, INVALID_PIPE); +} + static bool skl_dbuf_is_misconfigured(struct drm_i915_private *i915) { const struct intel_dbuf_state *dbuf_state = @@ -3599,7 +3622,7 @@ static bool skl_dbuf_is_misconfigured(struct drm_i915_private *i915) return false; } -static void skl_wm_sanitize(struct drm_i915_private *i915) +static void skl_dbuf_sanitize(struct drm_i915_private *i915) { struct intel_crtc *crtc; @@ -3638,7 +3661,9 @@ static void skl_wm_sanitize(struct drm_i915_private *i915) static void skl_wm_get_hw_state_and_sanitize(struct drm_i915_private *i915) { skl_wm_get_hw_state(i915); - skl_wm_sanitize(i915); + + skl_mbus_sanitize(i915); + skl_dbuf_sanitize(i915); } void intel_wm_state_verify(struct intel_atomic_state *state, From 58193265d79604e4db5877c8940f17847793d333 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 31 Oct 2024 17:56:46 +0200 Subject: [PATCH 019/179] drm/i915: Simplify xelpdp_is_only_pipe_per_dbuf_bank() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Implement xelpdp_is_only_pipe_per_dbuf_bank() in a slightly more straightforward way. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241031155646.15165-7-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/skl_watermark.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 98f9e01b2a1c..d3bbf335c749 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3256,19 +3256,19 @@ static bool xelpdp_is_only_pipe_per_dbuf_bank(enum pipe pipe, u8 active_pipes) { switch (pipe) { case PIPE_A: - return !(active_pipes & BIT(PIPE_D)); case PIPE_D: - return !(active_pipes & BIT(PIPE_A)); + active_pipes &= BIT(PIPE_A) | BIT(PIPE_D); + break; case PIPE_B: - return !(active_pipes & BIT(PIPE_C)); case PIPE_C: - return !(active_pipes & BIT(PIPE_B)); + active_pipes &= BIT(PIPE_B) | BIT(PIPE_C); + break; default: /* to suppress compiler warning */ MISSING_CASE(pipe); - break; + return false; } - return false; + return is_power_of_2(active_pipes); } static u32 pipe_mbus_dbox_ctl(const struct intel_crtc *crtc, From e203443c3a3fdfceeca161b78c93798bda83ebcc Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Wed, 30 Oct 2024 21:23:09 +0200 Subject: [PATCH 020/179] drm/i915/ptl/dp_mst: Fix slave transcoder enabling wrt. DDI function On PTL during modeset enabling configure the DDI function without enabling it for MST slave transcoders before programming the data and link M/N values. The DDI function gets enabled separately later in the transcoder enabling sequence. This fixes a slave transcoder getting stuck during enabling, leading to page flip timeout errors on the corresponding pipe. The spec requires the same programming step for ADLP+ platforms, that will be addressed separately (on those platforms the above transcoder getting stuck issue was not observed). Bspec: 68849 Reviewed-by: Luca Coelho Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20241030192313.4030617-2-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 2 +- drivers/gpu/drm/i915/display/intel_ddi.h | 2 ++ drivers/gpu/drm/i915/display/intel_dp_mst.c | 3 +++ 3 files changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 49b5cc01ce40..7b95b129dae7 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -619,7 +619,7 @@ void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder, * Same as intel_ddi_enable_transcoder_func(), but it does not set the enable * bit. */ -static void +void intel_ddi_config_transcoder_func(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { diff --git a/drivers/gpu/drm/i915/display/intel_ddi.h b/drivers/gpu/drm/i915/display/intel_ddi.h index 640851d46b1b..b7fdf0a388cf 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.h +++ b/drivers/gpu/drm/i915/display/intel_ddi.h @@ -57,6 +57,8 @@ void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv, void intel_ddi_init(struct intel_display *display, const struct intel_bios_encoder_data *devdata); bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); +void intel_ddi_config_transcoder_func(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state); void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state); diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 5bba078c00d8..bd5a5956123a 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1224,6 +1224,9 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, if (DISPLAY_VER(dev_priv) < 12 || !first_mst_stream) intel_ddi_enable_transcoder_clock(encoder, pipe_config); + if (DISPLAY_VER(dev_priv) >= 30 && !first_mst_stream) + intel_ddi_config_transcoder_func(encoder, pipe_config); + intel_dsc_dp_pps_write(&dig_port->base, pipe_config); intel_ddi_set_dp_msa(pipe_config, conn_state); } From 734148a1d8d1ff00b1f31a44f20bf013f820e8e0 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Wed, 30 Oct 2024 21:23:10 +0200 Subject: [PATCH 021/179] drm/i915/adlp+/dp_mst: Align slave transcoder enabling with spec wrt. DDI function On ADLP+ during modeset enabling configure the DDI function without enabling it for MST slave transcoders before programming the data and link M/N values. The DDI function gets enabled separately later in the transcoder enabling sequence. Align the code with the spec based on the above. v2: Move this patch earlier in the series, addressing the DP2 config fixes for all ADLP+ platforms later. Bspec: 55424, 54128, 65448, 68849 Reviewed-by: Luca Coelho Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20241030192313.4030617-3-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index bd5a5956123a..13449c85162d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1224,7 +1224,7 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, if (DISPLAY_VER(dev_priv) < 12 || !first_mst_stream) intel_ddi_enable_transcoder_clock(encoder, pipe_config); - if (DISPLAY_VER(dev_priv) >= 30 && !first_mst_stream) + if (DISPLAY_VER(dev_priv) >= 13 && !first_mst_stream) intel_ddi_config_transcoder_func(encoder, pipe_config); intel_dsc_dp_pps_write(&dig_port->base, pipe_config); From 4dc776627602ae57de1dfac249fcfefb73983a80 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Wed, 30 Oct 2024 21:23:11 +0200 Subject: [PATCH 022/179] drm/i915/dp_mst: Add a way to disable the DP2 config Add a way to disable the DP2 configuration, required by the next patch during transcoder disabling. While at it drop the redundant encoder parameter. v2: - Keep intel_ddi_config_transcoder_dp2() static. (Jani) - Remove the encoder parameter. Cc: Jani Nikula Reviewed-by: Luca Coelho Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20241030192313.4030617-4-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 7b95b129dae7..8ae7877fdfb5 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -455,14 +455,18 @@ static u32 bdw_trans_port_sync_master_select(enum transcoder master_transcoder) } static void -intel_ddi_config_transcoder_dp2(struct intel_encoder *encoder, - const struct intel_crtc_state *crtc_state) +intel_ddi_config_transcoder_dp2(const struct intel_crtc_state *crtc_state, + bool enable) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); + struct intel_display *display = to_intel_display(crtc_state); + struct drm_i915_private *i915 = to_i915(display->drm); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; u32 val = 0; - if (intel_dp_is_uhbr(crtc_state)) + if (!HAS_DP20(i915)) + return; + + if (enable && intel_dp_is_uhbr(crtc_state)) val = TRANS_DP2_128B132B_CHANNEL_CODING; intel_de_write(i915, TRANS_DP2_CTL(cpu_transcoder), val); @@ -2584,7 +2588,7 @@ static void mtl_ddi_pre_enable_dp(struct intel_atomic_state *state, /* * 6.b If DP v2.0/128b mode - Configure TRANS_DP2_CTL register settings. */ - intel_ddi_config_transcoder_dp2(encoder, crtc_state); + intel_ddi_config_transcoder_dp2(crtc_state, true); /* * 6.c Configure TRANS_DDI_FUNC_CTL DDI Select, DDI Mode Select & MST @@ -2721,8 +2725,7 @@ static void tgl_ddi_pre_enable_dp(struct intel_atomic_state *state, */ intel_ddi_enable_transcoder_clock(encoder, crtc_state); - if (HAS_DP20(dev_priv)) - intel_ddi_config_transcoder_dp2(encoder, crtc_state); + intel_ddi_config_transcoder_dp2(crtc_state, true); /* * 7.b Configure TRANS_DDI_FUNC_CTL DDI Select, DDI Mode Select & MST From 90477f0dfd8881d2336ed3c7fd166bdc4c924e05 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Wed, 30 Oct 2024 21:23:12 +0200 Subject: [PATCH 023/179] drm/i915/adlp+/dp_mst: Align slave transcoder sequences with spec wrt. DP2 config On ADLP+ during modeset enabling and disabling, enable and disable the DP2 configuration for MST slave transcoders as required by the specification. Update the documentation of intel_ddi_config_transcoder_func() / intel_ddi_disable_transcoder_func() based on the above. While at it also clarify the programming steps of these functions specific to transcoder types. v2: - Enable/disable the DP2 config from intel_ddi_config_transcoder_func()/intel_ddi_disable_transcoder_func(). (Jani) - Handle all ADLP+ platforms in one patch, instead of doing that separately wrt. PTL. Bspec: 55424, 54128, 65448, 68849 Cc: Jani Nikula Reviewed-by: Luca Coelho Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20241030192313.4030617-5-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 8ae7877fdfb5..3198353bbb01 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -621,7 +621,8 @@ void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder, /* * Same as intel_ddi_enable_transcoder_func(), but it does not set the enable - * bit. + * bit for the DDI function and enables the DP2 configuration. Called for all + * transcoder types. */ void intel_ddi_config_transcoder_func(struct intel_encoder *encoder, @@ -632,12 +633,20 @@ intel_ddi_config_transcoder_func(struct intel_encoder *encoder, enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; u32 ctl; + intel_ddi_config_transcoder_dp2(crtc_state, true); + ctl = intel_ddi_transcoder_func_reg_val_get(encoder, crtc_state); ctl &= ~TRANS_DDI_FUNC_ENABLE; intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(dev_priv, cpu_transcoder), ctl); } +/* + * Disable the DDI function and port syncing. + * For SST, pre-TGL MST, TGL+ MST-slave transcoders: deselect the DDI port, + * SST/MST mode and disable the DP2 configuration. For TGL+ MST-master + * transcoders these are done later in intel_ddi_post_disable_dp(). + */ void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(crtc_state); @@ -674,6 +683,9 @@ void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(dev_priv, cpu_transcoder), ctl); + if (intel_dp_mst_is_slave_trans(crtc_state)) + intel_ddi_config_transcoder_dp2(crtc_state, false); + if (intel_has_quirk(display, QUIRK_INCREASE_DDI_DISABLED_TIME) && intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) { drm_dbg_kms(display->drm, "Quirk Increase DDI disabled time\n"); @@ -2587,10 +2599,6 @@ static void mtl_ddi_pre_enable_dp(struct intel_atomic_state *state, /* * 6.b If DP v2.0/128b mode - Configure TRANS_DP2_CTL register settings. - */ - intel_ddi_config_transcoder_dp2(crtc_state, true); - - /* * 6.c Configure TRANS_DDI_FUNC_CTL DDI Select, DDI Mode Select & MST * Transport Select */ @@ -2725,8 +2733,6 @@ static void tgl_ddi_pre_enable_dp(struct intel_atomic_state *state, */ intel_ddi_enable_transcoder_clock(encoder, crtc_state); - intel_ddi_config_transcoder_dp2(crtc_state, true); - /* * 7.b Configure TRANS_DDI_FUNC_CTL DDI Select, DDI Mode Select & MST * Transport Select From b63937da16d332fb805f9dcde8b57ea2a767f18e Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Wed, 30 Oct 2024 21:23:13 +0200 Subject: [PATCH 024/179] drm/i915/adlp+/dp_mst: Align master transcoder disabling with spec wrt. DP2 config On ADLP+ during modeset disabling, disable the DP2 configuration for MST master transcoders as required by the specification. Bspec: 55424, 54128, 65448, 68849 Reviewed-by: Luca Coelho Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20241030192313.4030617-6-imre.deak@intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 3198353bbb01..769bd1f26db2 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3097,6 +3097,8 @@ static void intel_ddi_post_disable_dp(struct intel_atomic_state *state, intel_dp_sink_set_fec_ready(intel_dp, old_crtc_state, false); + intel_ddi_config_transcoder_dp2(old_crtc_state, false); + /* * From TGL spec: "If single stream or multi-stream master transcoder: * Configure Transcoder Clock select to direct no clock to the From ef0430f5d3ab5b9e9e31e7534e1ebbd01ea587dc Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 00:09:04 +0200 Subject: [PATCH 025/179] drm/i915/dsi: Stop using pixel_format_from_register_bits() to parse VBT MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Introduce a proper VBT->enum mipi_dsi_pixel_format converter instead of abusing pixel_format_from_register_bits() (whose job is to parse the pixel format from some pre-ICL DSI hardware register). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106220904.29523-1-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dsi_vbt.c | 20 ++++++++++++++++++-- drivers/gpu/drm/i915/display/vlv_dsi.c | 3 +-- drivers/gpu/drm/i915/display/vlv_dsi.h | 7 ------- 3 files changed, 19 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dsi_vbt.c b/drivers/gpu/drm/i915/display/intel_dsi_vbt.c index e8129a720210..b2b78f39cfd3 100644 --- a/drivers/gpu/drm/i915/display/intel_dsi_vbt.c +++ b/drivers/gpu/drm/i915/display/intel_dsi_vbt.c @@ -745,6 +745,23 @@ void intel_dsi_log_params(struct intel_dsi *intel_dsi) str_enabled_disabled(!(intel_dsi->video_frmt_cfg_bits & DISABLE_VIDEO_BTA))); } +static enum mipi_dsi_pixel_format vbt_to_dsi_pixel_format(unsigned int format) +{ + switch (format) { + case PIXEL_FORMAT_RGB888: + return MIPI_DSI_FMT_RGB888; + case PIXEL_FORMAT_RGB666_LOOSELY_PACKED: + return MIPI_DSI_FMT_RGB666; + case PIXEL_FORMAT_RGB666: + return MIPI_DSI_FMT_RGB666_PACKED; + case PIXEL_FORMAT_RGB565: + return MIPI_DSI_FMT_RGB565; + default: + MISSING_CASE(format); + return MIPI_DSI_FMT_RGB666; + } +} + bool intel_dsi_vbt_init(struct intel_dsi *intel_dsi, u16 panel_id) { struct drm_device *dev = intel_dsi->base.base.dev; @@ -762,8 +779,7 @@ bool intel_dsi_vbt_init(struct intel_dsi *intel_dsi, u16 panel_id) intel_dsi->clock_stop = mipi_config->enable_clk_stop ? 1 : 0; intel_dsi->lane_count = mipi_config->lane_cnt + 1; intel_dsi->pixel_format = - pixel_format_from_register_bits( - mipi_config->videomode_color_format << 7); + vbt_to_dsi_pixel_format(mipi_config->videomode_color_format); intel_dsi->dual_link = mipi_config->dual_link; intel_dsi->pixel_overlap = mipi_config->pixel_overlap; diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c b/drivers/gpu/drm/i915/display/vlv_dsi.c index 9383eedee2d4..587e98d32053 100644 --- a/drivers/gpu/drm/i915/display/vlv_dsi.c +++ b/drivers/gpu/drm/i915/display/vlv_dsi.c @@ -67,9 +67,8 @@ static u16 pixels_from_txbyteclkhs(u16 clk_hs, int bpp, int lane_count, (bpp * burst_mode_ratio)); } -enum mipi_dsi_pixel_format pixel_format_from_register_bits(u32 fmt) +static enum mipi_dsi_pixel_format pixel_format_from_register_bits(u32 fmt) { - /* It just so happens the VBT matches register contents. */ switch (fmt) { case VID_MODE_FORMAT_RGB888: return MIPI_DSI_FMT_RGB888; diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.h b/drivers/gpu/drm/i915/display/vlv_dsi.h index cf9d7b82f288..a02fd7bd2f2a 100644 --- a/drivers/gpu/drm/i915/display/vlv_dsi.h +++ b/drivers/gpu/drm/i915/display/vlv_dsi.h @@ -6,24 +6,17 @@ #ifndef __VLV_DSI_H__ #define __VLV_DSI_H__ -#include - enum port; struct drm_i915_private; struct intel_dsi; #ifdef I915 void vlv_dsi_wait_for_fifo_empty(struct intel_dsi *intel_dsi, enum port port); -enum mipi_dsi_pixel_format pixel_format_from_register_bits(u32 fmt); void vlv_dsi_init(struct drm_i915_private *dev_priv); #else static inline void vlv_dsi_wait_for_fifo_empty(struct intel_dsi *intel_dsi, enum port port) { } -static inline enum mipi_dsi_pixel_format pixel_format_from_register_bits(u32 fmt) -{ - return 0; -} static inline void vlv_dsi_init(struct drm_i915_private *dev_priv) { } From bca31ef79be698f6280f883a5a3d32b09e4687af Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:07 +0200 Subject: [PATCH 026/179] drm/i915: Introduce HAS_DOUBLE_WIDE() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Make the code a bit more self documenting by adding HAS_DOUBLE_WIDE(). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-2-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cdclk.c | 2 +- drivers/gpu/drm/i915/display/intel_display.c | 4 ++-- drivers/gpu/drm/i915/display/intel_display_device.h | 1 + 3 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 03c4eef3f92a..7c582c4b8ffa 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -3462,7 +3462,7 @@ static int intel_compute_max_dotclk(struct intel_display *display) return max_cdclk_freq; else if (IS_CHERRYVIEW(dev_priv)) return max_cdclk_freq*95/100; - else if (DISPLAY_VER(display) < 4) + else if (HAS_DOUBLE_WIDE(display)) return 2*max_cdclk_freq*90/100; else return max_cdclk_freq*90/100; diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index d7f92dc56d1e..14aa171a9eb2 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -2371,7 +2371,7 @@ static bool intel_crtc_supports_double_wide(const struct intel_crtc *crtc) const struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); /* GDG double wide on either pipe, otherwise pipe A only */ - return DISPLAY_VER(dev_priv) < 4 && + return HAS_DOUBLE_WIDE(dev_priv) && (crtc->pipe == PIPE_A || IS_I915G(dev_priv)); } @@ -3207,7 +3207,7 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, intel_color_get_config(pipe_config); - if (DISPLAY_VER(dev_priv) < 4) + if (HAS_DOUBLE_WIDE(dev_priv)) pipe_config->double_wide = tmp & TRANSCONF_DOUBLE_WIDE; intel_get_transcoder_timings(crtc, pipe_config); diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 43144a037f9f..14d16d111ae3 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -148,6 +148,7 @@ struct intel_display_platforms { #define HAS_DISPLAY(i915) (DISPLAY_RUNTIME_INFO(i915)->pipe_mask != 0) #define HAS_DMC(i915) (DISPLAY_RUNTIME_INFO(i915)->has_dmc) #define HAS_DOUBLE_BUFFERED_M_N(i915) (DISPLAY_VER(i915) >= 9 || IS_BROADWELL(i915)) +#define HAS_DOUBLE_WIDE(i915) (DISPLAY_VER(i915) < 4) #define HAS_DP_MST(i915) (DISPLAY_INFO(i915)->has_dp_mst) #define HAS_DP20(i915) (IS_DG2(i915) || DISPLAY_VER(i915) >= 14) #define HAS_DPT(i915) (DISPLAY_VER(i915) >= 13) From 6ad10f0bc6116761642027959fe82891d82b5bbb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:08 +0200 Subject: [PATCH 027/179] drm/i915/cdclk: Extract intel_cdclk_guardband() and intel_cdclk_ppc() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We are duplicating the CDCLK guardband and "pixels per clock" figures in two places. Pull those out into small helpers that can be used by both places. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-3-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cdclk.c | 50 +++++++++++----------- 1 file changed, 26 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 7c582c4b8ffa..e1c0d9dca2fd 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2761,23 +2761,34 @@ intel_set_cdclk_post_plane_update(struct intel_atomic_state *state) "Post changing CDCLK to"); } +/* pixels per CDCLK */ +static int intel_cdclk_ppc(struct intel_display *display, bool double_wide) +{ + return DISPLAY_VER(display) >= 10 || double_wide ? 2 : 1; +} + +/* max pixel rate as % of CDCLK (not accounting for PPC) */ +static int intel_cdclk_guardband(struct intel_display *display) +{ + struct drm_i915_private *dev_priv = to_i915(display->drm); + + if (DISPLAY_VER(display) >= 9 || + IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv)) + return 100; + else if (IS_CHERRYVIEW(dev_priv)) + return 95; + else + return 90; +} + static int intel_pixel_rate_to_cdclk(const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(crtc_state); - struct drm_i915_private *dev_priv = to_i915(display->drm); + int ppc = intel_cdclk_ppc(display, crtc_state->double_wide); + int guardband = intel_cdclk_guardband(display); int pixel_rate = crtc_state->pixel_rate; - if (DISPLAY_VER(display) >= 10) - return DIV_ROUND_UP(pixel_rate, 2); - else if (DISPLAY_VER(display) == 9 || - IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv)) - return pixel_rate; - else if (IS_CHERRYVIEW(dev_priv)) - return DIV_ROUND_UP(pixel_rate * 100, 95); - else if (crtc_state->double_wide) - return DIV_ROUND_UP(pixel_rate * 100, 90 * 2); - else - return DIV_ROUND_UP(pixel_rate * 100, 90); + return DIV_ROUND_UP(pixel_rate * 100, guardband * ppc); } static int intel_planes_min_cdclk(const struct intel_crtc_state *crtc_state) @@ -3452,20 +3463,11 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state *state) static int intel_compute_max_dotclk(struct intel_display *display) { - struct drm_i915_private *dev_priv = to_i915(display->drm); + int ppc = intel_cdclk_ppc(display, HAS_DOUBLE_WIDE(display)); + int guardband = intel_cdclk_guardband(display); int max_cdclk_freq = display->cdclk.max_cdclk_freq; - if (DISPLAY_VER(display) >= 10) - return 2 * max_cdclk_freq; - else if (DISPLAY_VER(display) == 9 || - IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv)) - return max_cdclk_freq; - else if (IS_CHERRYVIEW(dev_priv)) - return max_cdclk_freq*95/100; - else if (HAS_DOUBLE_WIDE(display)) - return 2*max_cdclk_freq*90/100; - else - return max_cdclk_freq*90/100; + return ppc * max_cdclk_freq * guardband / 100; } /** From 06cb4527ef49d749cb8597017f40c74b34f7e8fd Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:09 +0200 Subject: [PATCH 028/179] drm/i915/cdclk: Extract hsw_ips_min_cdclk() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Pull the whole BDW IPS min CDCLK stuff into the IPS code so that all the details around IPS are contained in once place. Note that while - min_cdclk = DIV_ROUND_UP(min_cdclk * 100, 95); vs. + min_cdclk = max(DIV_ROUND_UP(crtc_state->pixel_rate * 100, 95), min_cdclk) may look different, they are in fact the same because min_cdclk==crtc_state->pixel_rate at this point in intel_crtc_compute_min_cdclk() on BDW. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-4-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/hsw_ips.c | 16 +++++++++++++++- drivers/gpu/drm/i915/display/hsw_ips.h | 6 +++--- drivers/gpu/drm/i915/display/intel_cdclk.c | 5 +---- 3 files changed, 19 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/hsw_ips.c b/drivers/gpu/drm/i915/display/hsw_ips.c index 34c5d28fc866..405116100d67 100644 --- a/drivers/gpu/drm/i915/display/hsw_ips.c +++ b/drivers/gpu/drm/i915/display/hsw_ips.c @@ -188,7 +188,7 @@ bool hsw_crtc_supports_ips(struct intel_crtc *crtc) return HAS_IPS(to_i915(crtc->base.dev)) && crtc->pipe == PIPE_A; } -bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state) +static bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); @@ -218,6 +218,20 @@ bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state) return true; } +int hsw_ips_min_cdclk(const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); + + if (!IS_BROADWELL(i915)) + return 0; + + if (!hsw_crtc_state_ips_capable(crtc_state)) + return 0; + + /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */ + return DIV_ROUND_UP(crtc_state->pixel_rate * 100, 95); +} + int hsw_ips_compute_config(struct intel_atomic_state *state, struct intel_crtc *crtc) { diff --git a/drivers/gpu/drm/i915/display/hsw_ips.h b/drivers/gpu/drm/i915/display/hsw_ips.h index 35364228e1c1..7af12f88a8ce 100644 --- a/drivers/gpu/drm/i915/display/hsw_ips.h +++ b/drivers/gpu/drm/i915/display/hsw_ips.h @@ -19,7 +19,7 @@ bool hsw_ips_pre_update(struct intel_atomic_state *state, void hsw_ips_post_update(struct intel_atomic_state *state, struct intel_crtc *crtc); bool hsw_crtc_supports_ips(struct intel_crtc *crtc); -bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state); +int hsw_ips_min_cdclk(const struct intel_crtc_state *crtc_state); int hsw_ips_compute_config(struct intel_atomic_state *state, struct intel_crtc *crtc); void hsw_ips_get_config(struct intel_crtc_state *crtc_state); @@ -42,9 +42,9 @@ static inline bool hsw_crtc_supports_ips(struct intel_crtc *crtc) { return false; } -static inline bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state) +static inline int hsw_ips_min_cdclk(const struct intel_crtc_state *crtc_state) { - return false; + return 0; } static inline int hsw_ips_compute_config(struct intel_atomic_state *state, struct intel_crtc *crtc) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index e1c0d9dca2fd..808bebffa1e4 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2857,10 +2857,7 @@ int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state) return 0; min_cdclk = intel_pixel_rate_to_cdclk(crtc_state); - - /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */ - if (IS_BROADWELL(dev_priv) && hsw_crtc_state_ips_capable(crtc_state)) - min_cdclk = DIV_ROUND_UP(min_cdclk * 100, 95); + min_cdclk = max(hsw_ips_min_cdclk(crtc_state), min_cdclk); /* BSpec says "Do not use DisplayPort with CDCLK less than 432 MHz, * audio enabled, port width x4, and link rate HBR2 (5.4 GHz), or else From 47410efe265a95e347af02f0bac0fefb6adffed3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:10 +0200 Subject: [PATCH 029/179] drm/i915/cdclk: Extract intel_audio_min_cdclk() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Pull the audio min cdclk calculation into a helper and hide it inside intel_audio.c in order to keep most audio related details in one place. The one audio related thing that remains in intel_cdclk.c is commit 451eaa1a614c ("drm/i915: Bump GLK CDCLK frequency when driving multiple pipes") but given that's implemented in terms of the cdclk_state I think it should stay put. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-5-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_audio.c | 45 ++++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_audio.h | 1 + drivers/gpu/drm/i915/display/intel_cdclk.c | 37 +----------------- 3 files changed, 47 insertions(+), 36 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c index 32aa9ec1a204..82c45b24417a 100644 --- a/drivers/gpu/drm/i915/display/intel_audio.c +++ b/drivers/gpu/drm/i915/display/intel_audio.c @@ -978,6 +978,51 @@ static void glk_force_audio_cdclk(struct drm_i915_private *i915, drm_modeset_acquire_fini(&ctx); } +int intel_audio_min_cdclk(const struct intel_crtc_state *crtc_state) +{ + struct intel_display *display = to_intel_display(crtc_state); + struct drm_i915_private *dev_priv = to_i915(display->drm); + int min_cdclk = 0; + + /* BSpec says "Do not use DisplayPort with CDCLK less than 432 MHz, + * audio enabled, port width x4, and link rate HBR2 (5.4 GHz), or else + * there may be audio corruption or screen corruption." This cdclk + * restriction for GLK is 316.8 MHz. + */ + if (intel_crtc_has_dp_encoder(crtc_state) && + crtc_state->has_audio && + crtc_state->port_clock >= 540000 && + crtc_state->lane_count == 4) { + if (DISPLAY_VER(display) == 10) { + /* Display WA #1145: glk */ + min_cdclk = max(316800, min_cdclk); + } else if (DISPLAY_VER(display) == 9 || IS_BROADWELL(dev_priv)) { + /* Display WA #1144: skl,bxt */ + min_cdclk = max(432000, min_cdclk); + } + } + + /* + * According to BSpec, "The CD clock frequency must be at least twice + * the frequency of the Azalia BCLK." and BCLK is 96 MHz by default. + */ + if (crtc_state->has_audio && DISPLAY_VER(display) >= 9) + min_cdclk = max(2 * 96000, min_cdclk); + + /* + * "For DP audio configuration, cdclk frequency shall be set to + * meet the following requirements: + * DP Link Frequency(MHz) | Cdclk frequency(MHz) + * 270 | 320 or higher + * 162 | 200 or higher" + */ + if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && + intel_crtc_has_dp_encoder(crtc_state) && crtc_state->has_audio) + min_cdclk = max(crtc_state->port_clock, min_cdclk); + + return min_cdclk; +} + static unsigned long i915_audio_component_get_power(struct device *kdev) { struct intel_display *display = to_intel_display(kdev); diff --git a/drivers/gpu/drm/i915/display/intel_audio.h b/drivers/gpu/drm/i915/display/intel_audio.h index 576c061d72a4..1bafc155434a 100644 --- a/drivers/gpu/drm/i915/display/intel_audio.h +++ b/drivers/gpu/drm/i915/display/intel_audio.h @@ -27,6 +27,7 @@ void intel_audio_codec_get_config(struct intel_encoder *encoder, struct intel_crtc_state *crtc_state); void intel_audio_cdclk_change_pre(struct drm_i915_private *dev_priv); void intel_audio_cdclk_change_post(struct drm_i915_private *dev_priv); +int intel_audio_min_cdclk(const struct intel_crtc_state *crtc_state); void intel_audio_init(struct drm_i915_private *dev_priv); void intel_audio_register(struct drm_i915_private *i915); void intel_audio_deinit(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 808bebffa1e4..fa887a538538 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2858,42 +2858,7 @@ int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state) min_cdclk = intel_pixel_rate_to_cdclk(crtc_state); min_cdclk = max(hsw_ips_min_cdclk(crtc_state), min_cdclk); - - /* BSpec says "Do not use DisplayPort with CDCLK less than 432 MHz, - * audio enabled, port width x4, and link rate HBR2 (5.4 GHz), or else - * there may be audio corruption or screen corruption." This cdclk - * restriction for GLK is 316.8 MHz. - */ - if (intel_crtc_has_dp_encoder(crtc_state) && - crtc_state->has_audio && - crtc_state->port_clock >= 540000 && - crtc_state->lane_count == 4) { - if (DISPLAY_VER(display) == 10) { - /* Display WA #1145: glk */ - min_cdclk = max(316800, min_cdclk); - } else if (DISPLAY_VER(display) == 9 || IS_BROADWELL(dev_priv)) { - /* Display WA #1144: skl,bxt */ - min_cdclk = max(432000, min_cdclk); - } - } - - /* - * According to BSpec, "The CD clock frequency must be at least twice - * the frequency of the Azalia BCLK." and BCLK is 96 MHz by default. - */ - if (crtc_state->has_audio && DISPLAY_VER(display) >= 9) - min_cdclk = max(2 * 96000, min_cdclk); - - /* - * "For DP audio configuration, cdclk frequency shall be set to - * meet the following requirements: - * DP Link Frequency(MHz) | Cdclk frequency(MHz) - * 270 | 320 or higher - * 162 | 200 or higher" - */ - if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && - intel_crtc_has_dp_encoder(crtc_state) && crtc_state->has_audio) - min_cdclk = max(crtc_state->port_clock, min_cdclk); + min_cdclk = max(intel_audio_min_cdclk(crtc_state), min_cdclk); /* * On Valleyview some DSI panels lose (v|h)sync when the clock is lower From 64b19d63df21c9287fb888911de8c756160ab935 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:11 +0200 Subject: [PATCH 030/179] drm/i915/cdclk: Factor out has_audio check in intel_audio_min_cdclk() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit All the if statements in intel_audio_min_cdclk() check for has_audio==true. Check that once ahead of time to make things a bit simpler. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-6-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_audio.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c index 82c45b24417a..af0bfdc44072 100644 --- a/drivers/gpu/drm/i915/display/intel_audio.c +++ b/drivers/gpu/drm/i915/display/intel_audio.c @@ -984,13 +984,15 @@ int intel_audio_min_cdclk(const struct intel_crtc_state *crtc_state) struct drm_i915_private *dev_priv = to_i915(display->drm); int min_cdclk = 0; + if (!crtc_state->has_audio) + return 0; + /* BSpec says "Do not use DisplayPort with CDCLK less than 432 MHz, * audio enabled, port width x4, and link rate HBR2 (5.4 GHz), or else * there may be audio corruption or screen corruption." This cdclk * restriction for GLK is 316.8 MHz. */ if (intel_crtc_has_dp_encoder(crtc_state) && - crtc_state->has_audio && crtc_state->port_clock >= 540000 && crtc_state->lane_count == 4) { if (DISPLAY_VER(display) == 10) { @@ -1006,7 +1008,7 @@ int intel_audio_min_cdclk(const struct intel_crtc_state *crtc_state) * According to BSpec, "The CD clock frequency must be at least twice * the frequency of the Azalia BCLK." and BCLK is 96 MHz by default. */ - if (crtc_state->has_audio && DISPLAY_VER(display) >= 9) + if (DISPLAY_VER(display) >= 9) min_cdclk = max(2 * 96000, min_cdclk); /* @@ -1017,7 +1019,7 @@ int intel_audio_min_cdclk(const struct intel_crtc_state *crtc_state) * 162 | 200 or higher" */ if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && - intel_crtc_has_dp_encoder(crtc_state) && crtc_state->has_audio) + intel_crtc_has_dp_encoder(crtc_state)) min_cdclk = max(crtc_state->port_clock, min_cdclk); return min_cdclk; From 95601c60b1bef0cae3567b6a8816aacdd72bc340 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:12 +0200 Subject: [PATCH 031/179] drm/i915/cdclk: Extract vlv_dsi_min_cdclk() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Pull the DSI min cdclk calculation into a helper and hide it inside vlv_dsi.c in order to keep most DSI related details in one place. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-7-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cdclk.c | 23 ++------------------ drivers/gpu/drm/i915/display/vlv_dsi.c | 25 ++++++++++++++++++++++ drivers/gpu/drm/i915/display/vlv_dsi.h | 6 ++++++ 3 files changed, 33 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index fa887a538538..34166d00766b 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -46,6 +46,7 @@ #include "intel_vdsc.h" #include "skl_watermark.h" #include "skl_watermark_regs.h" +#include "vlv_dsi.h" #include "vlv_sideband.h" /** @@ -2849,8 +2850,6 @@ static int intel_vdsc_min_cdclk(const struct intel_crtc_state *crtc_state) int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state) { - struct intel_display *display = to_intel_display(crtc_state); - struct drm_i915_private *dev_priv = to_i915(display->drm); int min_cdclk; if (!crtc_state->hw.enable) @@ -2859,25 +2858,7 @@ int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state) min_cdclk = intel_pixel_rate_to_cdclk(crtc_state); min_cdclk = max(hsw_ips_min_cdclk(crtc_state), min_cdclk); min_cdclk = max(intel_audio_min_cdclk(crtc_state), min_cdclk); - - /* - * On Valleyview some DSI panels lose (v|h)sync when the clock is lower - * than 320000KHz. - */ - if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI) && - IS_VALLEYVIEW(dev_priv)) - min_cdclk = max(320000, min_cdclk); - - /* - * On Geminilake once the CDCLK gets as low as 79200 - * picture gets unstable, despite that values are - * correct for DSI PLL and DE PLL. - */ - if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI) && - IS_GEMINILAKE(dev_priv)) - min_cdclk = max(158400, min_cdclk); - - /* Account for additional needs from the planes */ + min_cdclk = max(vlv_dsi_min_cdclk(crtc_state), min_cdclk); min_cdclk = max(intel_planes_min_cdclk(crtc_state), min_cdclk); if (crtc_state->dsc.compression_enable) diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c b/drivers/gpu/drm/i915/display/vlv_dsi.c index 587e98d32053..149cbfec5d48 100644 --- a/drivers/gpu/drm/i915/display/vlv_dsi.c +++ b/drivers/gpu/drm/i915/display/vlv_dsi.c @@ -1759,6 +1759,31 @@ static void vlv_dphy_param_init(struct intel_dsi *intel_dsi) intel_dsi_log_params(intel_dsi); } +int vlv_dsi_min_cdclk(const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); + int min_cdclk = 0; + + /* + * On Valleyview some DSI panels lose (v|h)sync when the clock is lower + * than 320000KHz. + */ + if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI) && + IS_VALLEYVIEW(dev_priv)) + min_cdclk = max(320000, min_cdclk); + + /* + * On Geminilake once the CDCLK gets as low as 79200 + * picture gets unstable, despite that values are + * correct for DSI PLL and DE PLL. + */ + if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI) && + IS_GEMINILAKE(dev_priv)) + min_cdclk = max(158400, min_cdclk); + + return min_cdclk; +} + typedef void (*vlv_dsi_dmi_quirk_func)(struct intel_dsi *intel_dsi); /* diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.h b/drivers/gpu/drm/i915/display/vlv_dsi.h index a02fd7bd2f2a..277bacfbc551 100644 --- a/drivers/gpu/drm/i915/display/vlv_dsi.h +++ b/drivers/gpu/drm/i915/display/vlv_dsi.h @@ -8,15 +8,21 @@ enum port; struct drm_i915_private; +struct intel_crtc_state; struct intel_dsi; #ifdef I915 void vlv_dsi_wait_for_fifo_empty(struct intel_dsi *intel_dsi, enum port port); +int vlv_dsi_min_cdclk(const struct intel_crtc_state *crtc_state); void vlv_dsi_init(struct drm_i915_private *dev_priv); #else static inline void vlv_dsi_wait_for_fifo_empty(struct intel_dsi *intel_dsi, enum port port) { } +static inline int vlv_dsi_min_cdclk(const struct intel_crtc_state *crtc_state) +{ + return 0; +} static inline void vlv_dsi_init(struct drm_i915_private *dev_priv) { } From 252cea7f0fb41057c899bdfdd78f1b04a1ffe75d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:13 +0200 Subject: [PATCH 032/179] drm/i915/cdclk: Factor out INTEL_OUTPUT_DSI check in vlv_dsi_min_cdclk() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit All the if statements in vlv_dsi_min_cdclk() check for INTEL_OUTPUT_DSI. Make life simpler by checking that just once at the start. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-8-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/vlv_dsi.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c b/drivers/gpu/drm/i915/display/vlv_dsi.c index 149cbfec5d48..d49e9b3c7627 100644 --- a/drivers/gpu/drm/i915/display/vlv_dsi.c +++ b/drivers/gpu/drm/i915/display/vlv_dsi.c @@ -1762,26 +1762,26 @@ static void vlv_dphy_param_init(struct intel_dsi *intel_dsi) int vlv_dsi_min_cdclk(const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); - int min_cdclk = 0; + + if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI)) + return 0; /* * On Valleyview some DSI panels lose (v|h)sync when the clock is lower * than 320000KHz. */ - if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI) && - IS_VALLEYVIEW(dev_priv)) - min_cdclk = max(320000, min_cdclk); + if (IS_VALLEYVIEW(dev_priv)) + return 320000; /* * On Geminilake once the CDCLK gets as low as 79200 * picture gets unstable, despite that values are * correct for DSI PLL and DE PLL. */ - if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI) && - IS_GEMINILAKE(dev_priv)) - min_cdclk = max(158400, min_cdclk); + if (IS_GEMINILAKE(dev_priv)) + return 158400; - return min_cdclk; + return 0; } typedef void (*vlv_dsi_dmi_quirk_func)(struct intel_dsi *intel_dsi); From c4ebfd8f30538784ba597791f59a3e18eaa00948 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:14 +0200 Subject: [PATCH 033/179] drm/i915/cdclk: Suck the compression_enable check into intel_vdsc_min_cdclk() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Declutter intel_crtc_compute_min_cdclk() by moving the crtc_state->dsc.compression_enable check into intel_vdsc_min_cdclk(). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-9-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cdclk.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 34166d00766b..544b9820ee94 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2812,6 +2812,9 @@ static int intel_vdsc_min_cdclk(const struct intel_crtc_state *crtc_state) int num_vdsc_instances = intel_dsc_get_num_vdsc_instances(crtc_state); int min_cdclk = 0; + if (!crtc_state->dsc.compression_enable) + return 0; + /* * When we decide to use only one VDSC engine, since * each VDSC operates with 1 ppc throughput, pixel clock @@ -2860,9 +2863,7 @@ int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state) min_cdclk = max(intel_audio_min_cdclk(crtc_state), min_cdclk); min_cdclk = max(vlv_dsi_min_cdclk(crtc_state), min_cdclk); min_cdclk = max(intel_planes_min_cdclk(crtc_state), min_cdclk); - - if (crtc_state->dsc.compression_enable) - min_cdclk = max(min_cdclk, intel_vdsc_min_cdclk(crtc_state)); + min_cdclk = max(min_cdclk, intel_vdsc_min_cdclk(crtc_state)); return min_cdclk; } From c948b5238f75ce0663b03ff7ce95228fee8488b6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:15 +0200 Subject: [PATCH 034/179] drm/i915/cdclk: Drop pointles max_t() usage in intel_vdsc_min_cdclk() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit min_cdclk==0 when intel_vdsc_min_cdclk() calls max_t() on it. Drop the redundant max_t(). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-10-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cdclk.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 544b9820ee94..4b9e196f7af0 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2810,7 +2810,7 @@ static int intel_vdsc_min_cdclk(const struct intel_crtc_state *crtc_state) struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct intel_display *display = to_intel_display(crtc); int num_vdsc_instances = intel_dsc_get_num_vdsc_instances(crtc_state); - int min_cdclk = 0; + int min_cdclk; if (!crtc_state->dsc.compression_enable) return 0; @@ -2822,8 +2822,7 @@ static int intel_vdsc_min_cdclk(const struct intel_crtc_state *crtc_state) * If there 2 VDSC engines, then pixel clock can't be higher than * VDSC clock(cdclk) * 2 and so on. */ - min_cdclk = max_t(int, min_cdclk, - DIV_ROUND_UP(crtc_state->pixel_rate, num_vdsc_instances)); + min_cdclk = DIV_ROUND_UP(crtc_state->pixel_rate, num_vdsc_instances); if (crtc_state->joiner_pipes) { int pixel_clock = intel_dp_mode_to_fec_clock(crtc_state->hw.adjusted_mode.clock); From 4211c03d16689a5406119a1f6d0fa9e247612993 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:16 +0200 Subject: [PATCH 035/179] drm/i915/cdclk: Relocate intel_vdsc_min_cdclk() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Move intel_vdsc_min_cdclk() into intel_vdsc.c from intel_cdclk.c so that details about DSC are better contained. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-11-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cdclk.c | 46 ---------------------- drivers/gpu/drm/i915/display/intel_vdsc.c | 46 ++++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_vdsc.h | 1 + 3 files changed, 47 insertions(+), 46 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 4b9e196f7af0..b7672910144f 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -37,7 +37,6 @@ #include "intel_cdclk.h" #include "intel_crtc.h" #include "intel_de.h" -#include "intel_dp.h" #include "intel_display_types.h" #include "intel_mchbar_regs.h" #include "intel_pci_config.h" @@ -2805,51 +2804,6 @@ static int intel_planes_min_cdclk(const struct intel_crtc_state *crtc_state) return min_cdclk; } -static int intel_vdsc_min_cdclk(const struct intel_crtc_state *crtc_state) -{ - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct intel_display *display = to_intel_display(crtc); - int num_vdsc_instances = intel_dsc_get_num_vdsc_instances(crtc_state); - int min_cdclk; - - if (!crtc_state->dsc.compression_enable) - return 0; - - /* - * When we decide to use only one VDSC engine, since - * each VDSC operates with 1 ppc throughput, pixel clock - * cannot be higher than the VDSC clock (cdclk) - * If there 2 VDSC engines, then pixel clock can't be higher than - * VDSC clock(cdclk) * 2 and so on. - */ - min_cdclk = DIV_ROUND_UP(crtc_state->pixel_rate, num_vdsc_instances); - - if (crtc_state->joiner_pipes) { - int pixel_clock = intel_dp_mode_to_fec_clock(crtc_state->hw.adjusted_mode.clock); - - /* - * According to Bigjoiner bw check: - * compressed_bpp <= PPC * CDCLK * Big joiner Interface bits / Pixel clock - * - * We have already computed compressed_bpp, so now compute the min CDCLK that - * is required to support this compressed_bpp. - * - * => CDCLK >= compressed_bpp * Pixel clock / (PPC * Bigjoiner Interface bits) - * - * Since PPC = 2 with bigjoiner - * => CDCLK >= compressed_bpp * Pixel clock / 2 * Bigjoiner Interface bits - */ - int bigjoiner_interface_bits = DISPLAY_VER(display) >= 14 ? 36 : 24; - int min_cdclk_bj = - (fxp_q4_to_int_roundup(crtc_state->dsc.compressed_bpp_x16) * - pixel_clock) / (2 * bigjoiner_interface_bits); - - min_cdclk = max(min_cdclk, min_cdclk_bj); - } - - return min_cdclk; -} - int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state) { int min_cdclk; diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index 31644780e7ab..b355c479eda3 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -14,6 +14,7 @@ #include "intel_crtc.h" #include "intel_de.h" #include "intel_display_types.h" +#include "intel_dp.h" #include "intel_dsi.h" #include "intel_qp_tables.h" #include "intel_vdsc.h" @@ -1015,3 +1016,48 @@ void intel_vdsc_state_dump(struct drm_printer *p, int indent, intel_vdsc_dump_state(p, indent, crtc_state); drm_dsc_dump_config(p, indent, &crtc_state->dsc.config); } + +int intel_vdsc_min_cdclk(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct intel_display *display = to_intel_display(crtc); + int num_vdsc_instances = intel_dsc_get_num_vdsc_instances(crtc_state); + int min_cdclk; + + if (!crtc_state->dsc.compression_enable) + return 0; + + /* + * When we decide to use only one VDSC engine, since + * each VDSC operates with 1 ppc throughput, pixel clock + * cannot be higher than the VDSC clock (cdclk) + * If there 2 VDSC engines, then pixel clock can't be higher than + * VDSC clock(cdclk) * 2 and so on. + */ + min_cdclk = DIV_ROUND_UP(crtc_state->pixel_rate, num_vdsc_instances); + + if (crtc_state->joiner_pipes) { + int pixel_clock = intel_dp_mode_to_fec_clock(crtc_state->hw.adjusted_mode.clock); + + /* + * According to Bigjoiner bw check: + * compressed_bpp <= PPC * CDCLK * Big joiner Interface bits / Pixel clock + * + * We have already computed compressed_bpp, so now compute the min CDCLK that + * is required to support this compressed_bpp. + * + * => CDCLK >= compressed_bpp * Pixel clock / (PPC * Bigjoiner Interface bits) + * + * Since PPC = 2 with bigjoiner + * => CDCLK >= compressed_bpp * Pixel clock / 2 * Bigjoiner Interface bits + */ + int bigjoiner_interface_bits = DISPLAY_VER(display) >= 14 ? 36 : 24; + int min_cdclk_bj = + (fxp_q4_to_int_roundup(crtc_state->dsc.compressed_bpp_x16) * + pixel_clock) / (2 * bigjoiner_interface_bits); + + min_cdclk = max(min_cdclk, min_cdclk_bj); + } + + return min_cdclk; +} diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.h b/drivers/gpu/drm/i915/display/intel_vdsc.h index 290b2e9b3482..9e2812f99dd7 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.h +++ b/drivers/gpu/drm/i915/display/intel_vdsc.h @@ -31,5 +31,6 @@ void intel_dsc_dp_pps_write(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); void intel_vdsc_state_dump(struct drm_printer *p, int indent, const struct intel_crtc_state *crtc_state); +int intel_vdsc_min_cdclk(const struct intel_crtc_state *crtc_state); #endif /* __INTEL_VDSC_H__ */ From 7c100577471366460ce18ccb658b05f7168df738 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 29 Oct 2024 23:52:17 +0200 Subject: [PATCH 036/179] drm/i915/cdclk: Unify cdclk max() parameter order MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In some places we do min_cdclk = max(min_cdclk, other_min_cdclk) and in other places we have the arguments swapped as min_cdclk = max(other_min_cdclk, min_cdclk) Unify everyone to use the first order of arguments, because it looks cleaner, especially within intel_crtc_compute_min_cdclk() which is doing a lot of these back-to-back. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241029215217.3697-12-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_audio.c | 8 ++++---- drivers/gpu/drm/i915/display/intel_bw.c | 2 +- drivers/gpu/drm/i915/display/intel_cdclk.c | 18 +++++++++--------- 3 files changed, 14 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c index af0bfdc44072..047cc5a2ef1f 100644 --- a/drivers/gpu/drm/i915/display/intel_audio.c +++ b/drivers/gpu/drm/i915/display/intel_audio.c @@ -997,10 +997,10 @@ int intel_audio_min_cdclk(const struct intel_crtc_state *crtc_state) crtc_state->lane_count == 4) { if (DISPLAY_VER(display) == 10) { /* Display WA #1145: glk */ - min_cdclk = max(316800, min_cdclk); + min_cdclk = max(min_cdclk, 316800); } else if (DISPLAY_VER(display) == 9 || IS_BROADWELL(dev_priv)) { /* Display WA #1144: skl,bxt */ - min_cdclk = max(432000, min_cdclk); + min_cdclk = max(min_cdclk, 432000); } } @@ -1009,7 +1009,7 @@ int intel_audio_min_cdclk(const struct intel_crtc_state *crtc_state) * the frequency of the Azalia BCLK." and BCLK is 96 MHz by default. */ if (DISPLAY_VER(display) >= 9) - min_cdclk = max(2 * 96000, min_cdclk); + min_cdclk = max(min_cdclk, 2 * 96000); /* * "For DP audio configuration, cdclk frequency shall be set to @@ -1020,7 +1020,7 @@ int intel_audio_min_cdclk(const struct intel_crtc_state *crtc_state) */ if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && intel_crtc_has_dp_encoder(crtc_state)) - min_cdclk = max(crtc_state->port_clock, min_cdclk); + min_cdclk = max(min_cdclk, crtc_state->port_clock); return min_cdclk; } diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c index a52b0ae68b96..08e8a67ca74c 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.c +++ b/drivers/gpu/drm/i915/display/intel_bw.c @@ -1256,7 +1256,7 @@ int intel_bw_min_cdclk(struct drm_i915_private *i915, min_cdclk = intel_bw_dbuf_min_cdclk(i915, bw_state); for_each_pipe(i915, pipe) - min_cdclk = max(bw_state->min_cdclk[pipe], min_cdclk); + min_cdclk = max(min_cdclk, bw_state->min_cdclk[pipe]); return min_cdclk; } diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index b7672910144f..5a4c8c2410ae 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2799,7 +2799,7 @@ static int intel_planes_min_cdclk(const struct intel_crtc_state *crtc_state) int min_cdclk = 0; for_each_intel_plane_on_crtc(display->drm, crtc, plane) - min_cdclk = max(crtc_state->min_cdclk[plane->id], min_cdclk); + min_cdclk = max(min_cdclk, crtc_state->min_cdclk[plane->id]); return min_cdclk; } @@ -2812,10 +2812,10 @@ int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state) return 0; min_cdclk = intel_pixel_rate_to_cdclk(crtc_state); - min_cdclk = max(hsw_ips_min_cdclk(crtc_state), min_cdclk); - min_cdclk = max(intel_audio_min_cdclk(crtc_state), min_cdclk); - min_cdclk = max(vlv_dsi_min_cdclk(crtc_state), min_cdclk); - min_cdclk = max(intel_planes_min_cdclk(crtc_state), min_cdclk); + min_cdclk = max(min_cdclk, hsw_ips_min_cdclk(crtc_state)); + min_cdclk = max(min_cdclk, intel_audio_min_cdclk(crtc_state)); + min_cdclk = max(min_cdclk, vlv_dsi_min_cdclk(crtc_state)); + min_cdclk = max(min_cdclk, intel_planes_min_cdclk(crtc_state)); min_cdclk = max(min_cdclk, intel_vdsc_min_cdclk(crtc_state)); return min_cdclk; @@ -2868,7 +2868,7 @@ static int intel_compute_min_cdclk(struct intel_atomic_state *state) min_cdclk = max(cdclk_state->force_min_cdclk, cdclk_state->bw_min_cdclk); for_each_pipe(display, pipe) - min_cdclk = max(cdclk_state->min_cdclk[pipe], min_cdclk); + min_cdclk = max(min_cdclk, cdclk_state->min_cdclk[pipe]); /* * Avoid glk_force_audio_cdclk() causing excessive screen @@ -2880,7 +2880,7 @@ static int intel_compute_min_cdclk(struct intel_atomic_state *state) */ if (IS_GEMINILAKE(dev_priv) && cdclk_state->active_pipes && !is_power_of_2(cdclk_state->active_pipes)) - min_cdclk = max(2 * 96000, min_cdclk); + min_cdclk = max(min_cdclk, 2 * 96000); if (min_cdclk > display->cdclk.max_cdclk_freq) { drm_dbg_kms(display->drm, @@ -2936,8 +2936,8 @@ static int bxt_compute_min_voltage_level(struct intel_atomic_state *state) min_voltage_level = 0; for_each_pipe(display, pipe) - min_voltage_level = max(cdclk_state->min_voltage_level[pipe], - min_voltage_level); + min_voltage_level = max(min_voltage_level, + cdclk_state->min_voltage_level[pipe]); return min_voltage_level; } From 5d0396114e7119a20034e252a58d30b0b41ab965 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Thu, 7 Nov 2024 07:58:08 +0530 Subject: [PATCH 037/179] drm/i915/hdcp: Handle HDCP Line Rekeying for HDCP 1.4 TRANS_DDI_FUNC_CTL asks us to disable hdcp line rekeying when not in hdcp 2.2 and we are not using an hdmi transcoder and it need to be enabled when we are using an HDMI transcoder to enable HDCP 1.4. We use intel_de_rmw cycles to update TRANS_DDI_FUNC_CTL register so we cannot depend on the value being 0 by default everytime which calls for seprate handling of HDCP 1.4 case. --v2 -Use the exising function and modify it based on a bool rather than have a different function [Matt] --v3 -No need for kzalloc [Jani] --v4 -i915_reg_t should not be pointer [Jani] -use rekey_bit to ensure when writing to reg everything is initialized Bspec: 69964, 50493, 50054 Signed-off-by: Suraj Kandpal Reviewed-by: Matt Roper Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241107022807.869744-1-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/intel_hdcp.c | 37 ++++++++++++++--------- 1 file changed, 22 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index 4e937fbba4d2..dbcdd1777fa3 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -32,27 +32,32 @@ #define HDCP2_LC_RETRY_CNT 3 static void -intel_hdcp_disable_hdcp_line_rekeying(struct intel_encoder *encoder, - struct intel_hdcp *hdcp) +intel_hdcp_adjust_hdcp_line_rekeying(struct intel_encoder *encoder, + struct intel_hdcp *hdcp, + bool enable) { struct intel_display *display = to_intel_display(encoder); + i915_reg_t rekey_reg; + u32 rekey_bit = 0; /* Here we assume HDMI is in TMDS mode of operation */ if (encoder->type != INTEL_OUTPUT_HDMI) return; - if (DISPLAY_VER(display) >= 30) - intel_de_rmw(display, - TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder), - 0, XE3_TRANS_DDI_HDCP_LINE_REKEY_DISABLE); - else if (IS_DISPLAY_VERx100_STEP(display, 1401, STEP_B0, STEP_FOREVER) || - IS_DISPLAY_VERx100_STEP(display, 2000, STEP_B0, STEP_FOREVER)) - intel_de_rmw(display, - TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder), - 0, TRANS_DDI_HDCP_LINE_REKEY_DISABLE); - else if (IS_DISPLAY_VERx100_STEP(display, 1400, STEP_D0, STEP_FOREVER)) - intel_de_rmw(display, MTL_CHICKEN_TRANS(hdcp->cpu_transcoder), - 0, HDCP_LINE_REKEY_DISABLE); + if (DISPLAY_VER(display) >= 30) { + rekey_reg = TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder); + rekey_bit = XE3_TRANS_DDI_HDCP_LINE_REKEY_DISABLE; + } else if (IS_DISPLAY_VERx100_STEP(display, 1401, STEP_B0, STEP_FOREVER) || + IS_DISPLAY_VERx100_STEP(display, 2000, STEP_B0, STEP_FOREVER)) { + rekey_reg = TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder); + rekey_bit = TRANS_DDI_HDCP_LINE_REKEY_DISABLE; + } else if (IS_DISPLAY_VERx100_STEP(display, 1400, STEP_D0, STEP_FOREVER)) { + rekey_reg = MTL_CHICKEN_TRANS(hdcp->cpu_transcoder); + rekey_bit = HDCP_LINE_REKEY_DISABLE; + } + + if (rekey_bit) + intel_de_rmw(display, rekey_reg, rekey_bit, enable ? 0 : rekey_bit); } static int intel_conn_to_vcpi(struct intel_atomic_state *state, @@ -1049,6 +1054,8 @@ static int intel_hdcp1_enable(struct intel_connector *connector) return ret; } + intel_hdcp_adjust_hdcp_line_rekeying(connector->encoder, hdcp, true); + /* Incase of authentication failures, HDCP spec expects reauth. */ for (i = 0; i < tries; i++) { ret = intel_hdcp_auth(connector); @@ -2062,7 +2069,7 @@ static int _intel_hdcp2_enable(struct intel_atomic_state *state, connector->base.base.id, connector->base.name, hdcp->content_type); - intel_hdcp_disable_hdcp_line_rekeying(connector->encoder, hdcp); + intel_hdcp_adjust_hdcp_line_rekeying(connector->encoder, hdcp, false); ret = hdcp2_authenticate_and_encrypt(state, connector); if (ret) { From f2afd9035ebdaa54ec96db217c0aeca4e58aab9a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jouni=20H=C3=B6gander?= Date: Thu, 31 Oct 2024 10:10:25 +0200 Subject: [PATCH 038/179] drm/i915/psr: Disable Panel Replay as well if VRR is enabled MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Having Panel Replay enabled together with VRR is causing following errors: xe 0000:00:02.0: [drm] *ERROR* Timed out waiting PSR idle state xe 0000:00:02.0: [drm] *ERROR* Fault errors on pipe A: 0x00000080 xe 0000:00:02.0: [drm] *ERROR* CPU pipe A FIFO underrun xe 0000:00:02.0: [drm] *ERROR* Fault errors on pipe A: 0x00040080 xe 0000:00:02.0: [drm] *ERROR* Fault errors on pipe A: 0x00040080 Let's disable Panel Replay as well if VRR is enabled. Signed-off-by: Jouni Högander Reviewed-by: Mitul Golani Link: https://patchwork.freedesktop.org/patch/msgid/20241031081025.3215966-1-jouni.hogander@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index a784c0b81556..ed5b4d110fba 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1564,13 +1564,6 @@ static bool _psr_compute_config(struct intel_dp *intel_dp, const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; int entry_setup_frames; - /* - * Current PSR panels don't work reliably with VRR enabled - * So if VRR is enabled, do not enable PSR. - */ - if (crtc_state->vrr.enable) - return false; - if (!CAN_PSR(intel_dp)) return false; @@ -1679,6 +1672,12 @@ void intel_psr_compute_config(struct intel_dp *intel_dp, return; } + /* + * Currently PSR/PR doesn't work reliably with VRR enabled. + */ + if (crtc_state->vrr.enable) + return; + crtc_state->has_panel_replay = _panel_replay_compute_config(intel_dp, crtc_state, conn_state); From 75f5405e7f68a82531e106acbc4ae475eef3979a Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:06 -0300 Subject: [PATCH 039/179] drm/i915/dmc_wl: Use i915_mmio_reg_offset() instead of reg.reg The macro i915_mmio_reg_offset() is the proper interface to get a register's offset. Use that instead of looking directly at reg.reg. Reviewed-by: Jani Nikula Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-2-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index 5634ff07269d..05892a237d3a 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -91,14 +91,15 @@ static void intel_dmc_wl_work(struct work_struct *work) spin_unlock_irqrestore(&wl->lock, flags); } -static bool intel_dmc_wl_check_range(u32 address) +static bool intel_dmc_wl_check_range(i915_reg_t reg) { int i; bool wl_needed = false; + u32 offset = i915_mmio_reg_offset(reg); for (i = 0; i < ARRAY_SIZE(lnl_wl_range); i++) { - if (address >= lnl_wl_range[i].start && - address <= lnl_wl_range[i].end) { + if (offset >= lnl_wl_range[i].start && + offset <= lnl_wl_range[i].end) { wl_needed = true; break; } @@ -191,7 +192,7 @@ void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg) if (!__intel_dmc_wl_supported(display)) return; - if (!intel_dmc_wl_check_range(reg.reg)) + if (!intel_dmc_wl_check_range(reg)) return; spin_lock_irqsave(&wl->lock, flags); @@ -239,7 +240,7 @@ void intel_dmc_wl_put(struct intel_display *display, i915_reg_t reg) if (!__intel_dmc_wl_supported(display)) return; - if (!intel_dmc_wl_check_range(reg.reg)) + if (!intel_dmc_wl_check_range(reg)) return; spin_lock_irqsave(&wl->lock, flags); From 359d2cc1f394ed62ed01540a486e744d47674c39 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:07 -0300 Subject: [PATCH 040/179] drm/xe: Mimic i915 behavior for non-sleeping MMIO wait In upcoming display changes, we will modify the DMC wakelock MMIO waiting code to choose a non-sleeping variant implementation, because the wakelock is also taking in atomic context. While xe provides an explicit parameter (namely "atomic") to prevent xe_mmio_wait32() from sleeping, i915 does not and implements that behavior when slow_timeout_ms is zero. So, for now, let's mimic what i915 does to allow for display to use non-sleeping MMIO wait. In the future, we should come up with a better and explicit interface for this behavior in i915, at least while display code is not an independent entity with proper interfaces between xe and i915. v2: - Make the tone in comment the comment added in __intel_wait_for_register() more explanatory than a FIXME-like text. (Luca) Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-3-gustavo.sousa@intel.com --- drivers/gpu/drm/xe/compat-i915-headers/intel_uncore.h | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/compat-i915-headers/intel_uncore.h b/drivers/gpu/drm/xe/compat-i915-headers/intel_uncore.h index 0382beb4035b..686c39f320e4 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/intel_uncore.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/intel_uncore.h @@ -117,10 +117,19 @@ __intel_wait_for_register(struct intel_uncore *uncore, i915_reg_t i915_reg, unsigned int slow_timeout_ms, u32 *out_value) { struct xe_reg reg = XE_REG(i915_mmio_reg_offset(i915_reg)); + bool atomic; + + /* + * Replicate the behavior from i915 here, in which sleep is not + * performed if slow_timeout_ms == 0. This is necessary because + * of some paths in display code where waits are done in atomic + * context. + */ + atomic = !slow_timeout_ms && fast_timeout_us > 0; return xe_mmio_wait32(__compat_uncore_to_mmio(uncore), reg, mask, value, fast_timeout_us + 1000 * slow_timeout_ms, - out_value, false); + out_value, atomic); } static inline u32 intel_uncore_read_fw(struct intel_uncore *uncore, From b2ba4632b9433cff218109628c86b0d23ebdb5ca Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:08 -0300 Subject: [PATCH 041/179] drm/i915/dmc_wl: Use non-sleeping variant of MMIO wait Some display MMIO transactions for offsets in the range that requires the DMC wakelock happen in atomic context (this has been confirmed during tests on PTL). That means that we need to use a non-sleeping variant of MMIO waiting function. Implement __intel_de_wait_for_register_atomic_nowl() and use it when waiting for acknowledgment of acquire/release. v2: - No __intel_de_wait_for_register_atomic_nowl() wrapper to convert i915 to display. (Jani) - Add a quick explanation why DMC_WAKELOCK_CTL_TIMEOUT_US is defined in microseconds. (Luca) Cc: Jani Nikula Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-4-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_de.h | 10 +++++++++ drivers/gpu/drm/i915/display/intel_dmc_wl.c | 24 ++++++++++++++------- 2 files changed, 26 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_de.h b/drivers/gpu/drm/i915/display/intel_de.h index bb51f974e9e2..4561de5d5e10 100644 --- a/drivers/gpu/drm/i915/display/intel_de.h +++ b/drivers/gpu/drm/i915/display/intel_de.h @@ -117,6 +117,16 @@ __intel_de_wait_for_register_nowl(struct intel_display *display, value, timeout); } +static inline int +__intel_de_wait_for_register_atomic_nowl(struct intel_display *display, + i915_reg_t reg, + u32 mask, u32 value, + unsigned int fast_timeout_us) +{ + return __intel_wait_for_register(__to_uncore(display), reg, mask, + value, fast_timeout_us, 0, NULL); +} + static inline int intel_de_wait(struct intel_display *display, i915_reg_t reg, u32 mask, u32 value, unsigned int timeout) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index 05892a237d3a..9255505437d5 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -39,7 +39,11 @@ * potential future use. */ -#define DMC_WAKELOCK_CTL_TIMEOUT 5 +/* + * Define DMC_WAKELOCK_CTL_TIMEOUT_US in microseconds because we use the + * atomic variant of waiting MMIO. + */ +#define DMC_WAKELOCK_CTL_TIMEOUT_US 5000 #define DMC_WAKELOCK_HOLD_TIME 50 struct intel_dmc_wl_range { @@ -78,9 +82,9 @@ static void intel_dmc_wl_work(struct work_struct *work) __intel_de_rmw_nowl(display, DMC_WAKELOCK1_CTL, DMC_WAKELOCK_CTL_REQ, 0); - if (__intel_de_wait_for_register_nowl(display, DMC_WAKELOCK1_CTL, - DMC_WAKELOCK_CTL_ACK, 0, - DMC_WAKELOCK_CTL_TIMEOUT)) { + if (__intel_de_wait_for_register_atomic_nowl(display, DMC_WAKELOCK1_CTL, + DMC_WAKELOCK_CTL_ACK, 0, + DMC_WAKELOCK_CTL_TIMEOUT_US)) { WARN_RATELIMIT(1, "DMC wakelock release timed out"); goto out_unlock; } @@ -217,10 +221,14 @@ void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg) __intel_de_rmw_nowl(display, DMC_WAKELOCK1_CTL, 0, DMC_WAKELOCK_CTL_REQ); - if (__intel_de_wait_for_register_nowl(display, DMC_WAKELOCK1_CTL, - DMC_WAKELOCK_CTL_ACK, - DMC_WAKELOCK_CTL_ACK, - DMC_WAKELOCK_CTL_TIMEOUT)) { + /* + * We need to use the atomic variant of the waiting routine + * because the DMC wakelock is also taken in atomic context. + */ + if (__intel_de_wait_for_register_atomic_nowl(display, DMC_WAKELOCK1_CTL, + DMC_WAKELOCK_CTL_ACK, + DMC_WAKELOCK_CTL_ACK, + DMC_WAKELOCK_CTL_TIMEOUT_US)) { WARN_RATELIMIT(1, "DMC wakelock ack timed out"); goto out_unlock; } From f7b12bf2968ca6a27d879e1781b28eb1036dc5e6 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:09 -0300 Subject: [PATCH 042/179] drm/i915/dmc_wl: Check for non-zero refcount in release work When the DMC wakelock refcount reaches zero, we know that there are no users and that we can do the actual release operation on the hardware, which is queued with a delayed work. The idea of the delayed work is to avoid performing the release if a new lock user appears (i.e. refcount gets incremented) in a very short period of time. Based on the above, the release work should bail out if refcount is non-zero (meaning new lock users appeared in the meantime), but our current code actually does the opposite: it bails when refcount is zero. That means that the wakelock is not released when it should be; and that, when the work is not canceled in time, it ends up being releasing when it should not. Fix that by inverting the condition. Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-5-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index 9255505437d5..a0a060706305 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -76,8 +76,11 @@ static void intel_dmc_wl_work(struct work_struct *work) spin_lock_irqsave(&wl->lock, flags); - /* Bail out if refcount reached zero while waiting for the spinlock */ - if (!refcount_read(&wl->refcount)) + /* + * Bail out if refcount became non-zero while waiting for the spinlock, + * meaning that the lock is now taken again. + */ + if (refcount_read(&wl->refcount)) goto out_unlock; __intel_de_rmw_nowl(display, DMC_WAKELOCK1_CTL, DMC_WAKELOCK_CTL_REQ, 0); From 7a522aa6cfcba6d0e73d87ce607c7436ff7aacb0 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:10 -0300 Subject: [PATCH 043/179] drm/i915/dmc_wl: Get wakelock when disabling dynamic DC states Bspec says that disabling dynamic DC states require taking the DMC wakelock to cause an DC exit before writing to DC_STATE_EN. Implement that. In fact, testing on PTL revealed we end up failing to exit DC5/6 without this step. Bspec: 71583 Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-6-gustavo.sousa@intel.com --- .../drm/i915/display/intel_display_power_well.c | 10 +++++++--- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 14 ++++++++++++-- drivers/gpu/drm/i915/display/intel_dmc_wl.h | 2 ++ 3 files changed, 21 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index f0131dd853de..0c77b6252969 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -994,10 +994,14 @@ void gen9_disable_dc_states(struct intel_display *display) return; } - gen9_set_dc_state(display, DC_STATE_DISABLE); - - if (!HAS_DISPLAY(display)) + if (HAS_DISPLAY(display)) { + intel_dmc_wl_get_noreg(display); + gen9_set_dc_state(display, DC_STATE_DISABLE); + intel_dmc_wl_put_noreg(display); + } else { + gen9_set_dc_state(display, DC_STATE_DISABLE); return; + } intel_dmc_wl_disable(display); diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index a0a060706305..e837c39491bb 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -199,7 +199,7 @@ void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg) if (!__intel_dmc_wl_supported(display)) return; - if (!intel_dmc_wl_check_range(reg)) + if (i915_mmio_reg_valid(reg) && !intel_dmc_wl_check_range(reg)) return; spin_lock_irqsave(&wl->lock, flags); @@ -251,7 +251,7 @@ void intel_dmc_wl_put(struct intel_display *display, i915_reg_t reg) if (!__intel_dmc_wl_supported(display)) return; - if (!intel_dmc_wl_check_range(reg)) + if (i915_mmio_reg_valid(reg) && !intel_dmc_wl_check_range(reg)) return; spin_lock_irqsave(&wl->lock, flags); @@ -272,3 +272,13 @@ void intel_dmc_wl_put(struct intel_display *display, i915_reg_t reg) out_unlock: spin_unlock_irqrestore(&wl->lock, flags); } + +void intel_dmc_wl_get_noreg(struct intel_display *display) +{ + intel_dmc_wl_get(display, INVALID_MMIO_REG); +} + +void intel_dmc_wl_put_noreg(struct intel_display *display) +{ + intel_dmc_wl_put(display, INVALID_MMIO_REG); +} diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.h b/drivers/gpu/drm/i915/display/intel_dmc_wl.h index adab51208d0a..9aa72a4bf153 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.h +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.h @@ -27,5 +27,7 @@ void intel_dmc_wl_enable(struct intel_display *display); void intel_dmc_wl_disable(struct intel_display *display); void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg); void intel_dmc_wl_put(struct intel_display *display, i915_reg_t reg); +void intel_dmc_wl_get_noreg(struct intel_display *display); +void intel_dmc_wl_put_noreg(struct intel_display *display); #endif /* __INTEL_WAKELOCK_H__ */ From 1e15bc5bd7665558f4296b4cc50a561460b9f236 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:11 -0300 Subject: [PATCH 044/179] drm/i915/dmc_wl: Use sentinel item for range tables We are currently using ARRAY_SIZE() to iterate address ranges in intel_dmc_wl_check_range(). In upcoming changes, we will be using more than a single table and will extract the range checking logic into a dedicated function that takes a range table as argument. As we will not able to use ARRAY_SIZE() then, let's make range tables contain a sentinel item at the end and use that instead of having to pass the size as parameter in this future function. Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-7-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index e837c39491bb..1753c334f3fd 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -53,6 +53,7 @@ struct intel_dmc_wl_range { static struct intel_dmc_wl_range lnl_wl_range[] = { { .start = 0x60000, .end = 0x7ffff }, + {}, }; static void __intel_dmc_wl_release(struct intel_display *display) @@ -104,7 +105,7 @@ static bool intel_dmc_wl_check_range(i915_reg_t reg) bool wl_needed = false; u32 offset = i915_mmio_reg_offset(reg); - for (i = 0; i < ARRAY_SIZE(lnl_wl_range); i++) { + for (i = 0; lnl_wl_range[i].start; i++) { if (offset >= lnl_wl_range[i].start && offset <= lnl_wl_range[i].end) { wl_needed = true; From 83329df1be0c883801251d9aeaca0df317e14a14 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:12 -0300 Subject: [PATCH 045/179] drm/i915/dmc_wl: Extract intel_dmc_wl_reg_in_range() We will be using more than one range table in intel_dmc_wl_check_range(). As such, move the logic to a new function and name it intel_dmc_wl_reg_in_range(). Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-8-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index 1753c334f3fd..4b958a4c4358 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -99,21 +99,22 @@ static void intel_dmc_wl_work(struct work_struct *work) spin_unlock_irqrestore(&wl->lock, flags); } -static bool intel_dmc_wl_check_range(i915_reg_t reg) +static bool intel_dmc_wl_reg_in_range(i915_reg_t reg, + const struct intel_dmc_wl_range ranges[]) { - int i; - bool wl_needed = false; u32 offset = i915_mmio_reg_offset(reg); - for (i = 0; lnl_wl_range[i].start; i++) { - if (offset >= lnl_wl_range[i].start && - offset <= lnl_wl_range[i].end) { - wl_needed = true; - break; - } + for (int i = 0; ranges[i].start; i++) { + if (ranges[i].start <= offset && offset <= ranges[i].end) + return true; } - return wl_needed; + return false; +} + +static bool intel_dmc_wl_check_range(i915_reg_t reg) +{ + return intel_dmc_wl_reg_in_range(reg, lnl_wl_range); } static bool __intel_dmc_wl_supported(struct intel_display *display) From 089156e33d747829f508b1fda64f292b19917e17 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:13 -0300 Subject: [PATCH 046/179] drm/i915/dmc_wl: Rename lnl_wl_range to powered_off_ranges In an upcoming change, we will add extra range tables for registers that are touched by the DMC during DC states. The range table that we are currently using is meant for registers that are powered off during DC states. As such, let's rename the table to powered_off_ranges and also add a comment regarding its purpose in the function that uses it. Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-9-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index 4b958a4c4358..1877a89affab 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -51,7 +51,7 @@ struct intel_dmc_wl_range { u32 end; }; -static struct intel_dmc_wl_range lnl_wl_range[] = { +static struct intel_dmc_wl_range powered_off_ranges[] = { { .start = 0x60000, .end = 0x7ffff }, {}, }; @@ -114,7 +114,11 @@ static bool intel_dmc_wl_reg_in_range(i915_reg_t reg, static bool intel_dmc_wl_check_range(i915_reg_t reg) { - return intel_dmc_wl_reg_in_range(reg, lnl_wl_range); + /* + * Check that the offset is in one of the ranges for which + * registers are powered off during DC states. + */ + return intel_dmc_wl_reg_in_range(reg, powered_off_ranges); } static bool __intel_dmc_wl_supported(struct intel_display *display) From 0c48ff896a8a72e2182b48a051c1e5bde38e15e2 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:14 -0300 Subject: [PATCH 047/179] drm/i915/dmc_wl: Track registers touched by the DMC There are extra registers that require the DMC wakelock when specific dynamic DC states are in place. Those are registers that are touched by the DMC and require DC exit for proper access. Add the range tables for them and use the correct one depending on the enabled DC state. v2: - Do not look into power domains guts (i.e. display->power.domains.dc_state). (Jani) - Come up with better names for variables containing register ranges. (Luca) - Keep a copy of dc_state in struct intel_dmc_wl. - Update commit message for a clearer explanation for the need of these new tables. Bspec: 71583 Cc: Jani Nikula Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-10-gustavo.sousa@intel.com --- .../i915/display/intel_display_power_well.c | 4 +- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 126 ++++++++++++++++-- drivers/gpu/drm/i915/display/intel_dmc_wl.h | 11 +- 3 files changed, 128 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 0c77b6252969..578959ff2d75 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -833,7 +833,7 @@ void gen9_enable_dc5(struct intel_display *display) intel_de_rmw(display, GEN8_CHICKEN_DCPR_1, 0, SKL_SELECT_ALTERNATE_DC_EXIT); - intel_dmc_wl_enable(display); + intel_dmc_wl_enable(display, DC_STATE_EN_UPTO_DC5); gen9_set_dc_state(display, DC_STATE_EN_UPTO_DC5); } @@ -866,7 +866,7 @@ void skl_enable_dc6(struct intel_display *display) intel_de_rmw(display, GEN8_CHICKEN_DCPR_1, 0, SKL_SELECT_ALTERNATE_DC_EXIT); - intel_dmc_wl_enable(display); + intel_dmc_wl_enable(display, DC_STATE_EN_UPTO_DC6); gen9_set_dc_state(display, DC_STATE_EN_UPTO_DC6); } diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index 1877a89affab..db01b65cb05d 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -5,6 +5,7 @@ #include +#include "i915_reg.h" #include "intel_de.h" #include "intel_dmc.h" #include "intel_dmc_regs.h" @@ -56,6 +57,87 @@ static struct intel_dmc_wl_range powered_off_ranges[] = { {}, }; +static struct intel_dmc_wl_range xe3lpd_dc5_dc6_dmc_ranges[] = { + { .start = 0x45500, .end = 0x45500 }, /* DC_STATE_SEL */ + { .start = 0x457a0, .end = 0x457b0 }, /* DC*_RESIDENCY_COUNTER */ + { .start = 0x45504, .end = 0x45504 }, /* DC_STATE_EN */ + { .start = 0x45400, .end = 0x4540c }, /* PWR_WELL_CTL_* */ + { .start = 0x454f0, .end = 0x454f0 }, /* RETENTION_CTRL */ + + /* DBUF_CTL_* */ + { .start = 0x44300, .end = 0x44300 }, + { .start = 0x44304, .end = 0x44304 }, + { .start = 0x44f00, .end = 0x44f00 }, + { .start = 0x44f04, .end = 0x44f04 }, + { .start = 0x44fe8, .end = 0x44fe8 }, + { .start = 0x45008, .end = 0x45008 }, + + { .start = 0x46070, .end = 0x46070 }, /* CDCLK_PLL_ENABLE */ + { .start = 0x46000, .end = 0x46000 }, /* CDCLK_CTL */ + { .start = 0x46008, .end = 0x46008 }, /* CDCLK_SQUASH_CTL */ + + /* TRANS_CMTG_CTL_* */ + { .start = 0x6fa88, .end = 0x6fa88 }, + { .start = 0x6fb88, .end = 0x6fb88 }, + + { .start = 0x46430, .end = 0x46430 }, /* CHICKEN_DCPR_1 */ + { .start = 0x46434, .end = 0x46434 }, /* CHICKEN_DCPR_2 */ + { .start = 0x454a0, .end = 0x454a0 }, /* CHICKEN_DCPR_4 */ + { .start = 0x42084, .end = 0x42084 }, /* CHICKEN_MISC_2 */ + { .start = 0x42088, .end = 0x42088 }, /* CHICKEN_MISC_3 */ + { .start = 0x46160, .end = 0x46160 }, /* CMTG_CLK_SEL */ + { .start = 0x8f000, .end = 0x8ffff }, /* Main DMC registers */ + + {}, +}; + +static struct intel_dmc_wl_range xe3lpd_dc3co_dmc_ranges[] = { + { .start = 0x454a0, .end = 0x454a0 }, /* CHICKEN_DCPR_4 */ + + { .start = 0x45504, .end = 0x45504 }, /* DC_STATE_EN */ + + /* DBUF_CTL_* */ + { .start = 0x44300, .end = 0x44300 }, + { .start = 0x44304, .end = 0x44304 }, + { .start = 0x44f00, .end = 0x44f00 }, + { .start = 0x44f04, .end = 0x44f04 }, + { .start = 0x44fe8, .end = 0x44fe8 }, + { .start = 0x45008, .end = 0x45008 }, + + { .start = 0x46070, .end = 0x46070 }, /* CDCLK_PLL_ENABLE */ + { .start = 0x46000, .end = 0x46000 }, /* CDCLK_CTL */ + { .start = 0x46008, .end = 0x46008 }, /* CDCLK_SQUASH_CTL */ + { .start = 0x8f000, .end = 0x8ffff }, /* Main DMC registers */ + + /* Scanline registers */ + { .start = 0x70000, .end = 0x70000 }, + { .start = 0x70004, .end = 0x70004 }, + { .start = 0x70014, .end = 0x70014 }, + { .start = 0x70018, .end = 0x70018 }, + { .start = 0x71000, .end = 0x71000 }, + { .start = 0x71004, .end = 0x71004 }, + { .start = 0x71014, .end = 0x71014 }, + { .start = 0x71018, .end = 0x71018 }, + { .start = 0x72000, .end = 0x72000 }, + { .start = 0x72004, .end = 0x72004 }, + { .start = 0x72014, .end = 0x72014 }, + { .start = 0x72018, .end = 0x72018 }, + { .start = 0x73000, .end = 0x73000 }, + { .start = 0x73004, .end = 0x73004 }, + { .start = 0x73014, .end = 0x73014 }, + { .start = 0x73018, .end = 0x73018 }, + { .start = 0x7b000, .end = 0x7b000 }, + { .start = 0x7b004, .end = 0x7b004 }, + { .start = 0x7b014, .end = 0x7b014 }, + { .start = 0x7b018, .end = 0x7b018 }, + { .start = 0x7c000, .end = 0x7c000 }, + { .start = 0x7c004, .end = 0x7c004 }, + { .start = 0x7c014, .end = 0x7c014 }, + { .start = 0x7c018, .end = 0x7c018 }, + + {}, +}; + static void __intel_dmc_wl_release(struct intel_display *display) { struct drm_i915_private *i915 = to_i915(display->drm); @@ -112,13 +194,37 @@ static bool intel_dmc_wl_reg_in_range(i915_reg_t reg, return false; } -static bool intel_dmc_wl_check_range(i915_reg_t reg) +static bool intel_dmc_wl_check_range(i915_reg_t reg, u32 dc_state) { + const struct intel_dmc_wl_range *ranges; + /* * Check that the offset is in one of the ranges for which * registers are powered off during DC states. */ - return intel_dmc_wl_reg_in_range(reg, powered_off_ranges); + if (intel_dmc_wl_reg_in_range(reg, powered_off_ranges)) + return true; + + /* + * Check that the offset is for a register that is touched by + * the DMC and requires a DC exit for proper access. + */ + switch (dc_state) { + case DC_STATE_EN_DC3CO: + ranges = xe3lpd_dc3co_dmc_ranges; + break; + case DC_STATE_EN_UPTO_DC5: + case DC_STATE_EN_UPTO_DC6: + ranges = xe3lpd_dc5_dc6_dmc_ranges; + break; + default: + ranges = NULL; + } + + if (ranges && intel_dmc_wl_reg_in_range(reg, ranges)) + return true; + + return false; } static bool __intel_dmc_wl_supported(struct intel_display *display) @@ -144,7 +250,7 @@ void intel_dmc_wl_init(struct intel_display *display) refcount_set(&wl->refcount, 0); } -void intel_dmc_wl_enable(struct intel_display *display) +void intel_dmc_wl_enable(struct intel_display *display, u32 dc_state) { struct intel_dmc_wl *wl = &display->wl; unsigned long flags; @@ -154,6 +260,8 @@ void intel_dmc_wl_enable(struct intel_display *display) spin_lock_irqsave(&wl->lock, flags); + wl->dc_state = dc_state; + if (wl->enabled) goto out_unlock; @@ -205,11 +313,11 @@ void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg) if (!__intel_dmc_wl_supported(display)) return; - if (i915_mmio_reg_valid(reg) && !intel_dmc_wl_check_range(reg)) - return; - spin_lock_irqsave(&wl->lock, flags); + if (i915_mmio_reg_valid(reg) && !intel_dmc_wl_check_range(reg, wl->dc_state)) + goto out_unlock; + if (!wl->enabled) goto out_unlock; @@ -257,11 +365,11 @@ void intel_dmc_wl_put(struct intel_display *display, i915_reg_t reg) if (!__intel_dmc_wl_supported(display)) return; - if (i915_mmio_reg_valid(reg) && !intel_dmc_wl_check_range(reg)) - return; - spin_lock_irqsave(&wl->lock, flags); + if (i915_mmio_reg_valid(reg) && !intel_dmc_wl_check_range(reg, wl->dc_state)) + goto out_unlock; + if (!wl->enabled) goto out_unlock; diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.h b/drivers/gpu/drm/i915/display/intel_dmc_wl.h index 9aa72a4bf153..147eeb4d8432 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.h +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.h @@ -15,15 +15,22 @@ struct intel_display; struct intel_dmc_wl { - spinlock_t lock; /* protects enabled, taken and refcount */ + spinlock_t lock; /* protects enabled, taken, dc_state and refcount */ bool enabled; bool taken; refcount_t refcount; + /* + * We are keeping a copy of the enabled DC state because + * intel_display.power.domains is protected by a mutex and we do + * not want call mutex_lock() in atomic context, where some of + * the tracked MMIO operations happen. + */ + u32 dc_state; struct delayed_work work; }; void intel_dmc_wl_init(struct intel_display *display); -void intel_dmc_wl_enable(struct intel_display *display); +void intel_dmc_wl_enable(struct intel_display *display, u32 dc_state); void intel_dmc_wl_disable(struct intel_display *display); void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg); void intel_dmc_wl_put(struct intel_display *display, i915_reg_t reg); From 02e2224796a3b609d47bc3a1b78cc833289d7d1f Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:15 -0300 Subject: [PATCH 048/179] drm/i915/dmc_wl: Allow simpler syntax for single reg in range tables Allow simpler syntax for defining entries for single registers in range tables. That makes them easier to type as well as to read, allowing one to quickly tell whether a range actually refers to a single register or a "true range". Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-11-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 114 ++++++++++---------- 1 file changed, 58 insertions(+), 56 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index db01b65cb05d..4a182a049374 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -58,82 +58,82 @@ static struct intel_dmc_wl_range powered_off_ranges[] = { }; static struct intel_dmc_wl_range xe3lpd_dc5_dc6_dmc_ranges[] = { - { .start = 0x45500, .end = 0x45500 }, /* DC_STATE_SEL */ + { .start = 0x45500 }, /* DC_STATE_SEL */ { .start = 0x457a0, .end = 0x457b0 }, /* DC*_RESIDENCY_COUNTER */ - { .start = 0x45504, .end = 0x45504 }, /* DC_STATE_EN */ + { .start = 0x45504 }, /* DC_STATE_EN */ { .start = 0x45400, .end = 0x4540c }, /* PWR_WELL_CTL_* */ - { .start = 0x454f0, .end = 0x454f0 }, /* RETENTION_CTRL */ + { .start = 0x454f0 }, /* RETENTION_CTRL */ /* DBUF_CTL_* */ - { .start = 0x44300, .end = 0x44300 }, - { .start = 0x44304, .end = 0x44304 }, - { .start = 0x44f00, .end = 0x44f00 }, - { .start = 0x44f04, .end = 0x44f04 }, - { .start = 0x44fe8, .end = 0x44fe8 }, - { .start = 0x45008, .end = 0x45008 }, + { .start = 0x44300 }, + { .start = 0x44304 }, + { .start = 0x44f00 }, + { .start = 0x44f04 }, + { .start = 0x44fe8 }, + { .start = 0x45008 }, - { .start = 0x46070, .end = 0x46070 }, /* CDCLK_PLL_ENABLE */ - { .start = 0x46000, .end = 0x46000 }, /* CDCLK_CTL */ - { .start = 0x46008, .end = 0x46008 }, /* CDCLK_SQUASH_CTL */ + { .start = 0x46070 }, /* CDCLK_PLL_ENABLE */ + { .start = 0x46000 }, /* CDCLK_CTL */ + { .start = 0x46008 }, /* CDCLK_SQUASH_CTL */ /* TRANS_CMTG_CTL_* */ - { .start = 0x6fa88, .end = 0x6fa88 }, - { .start = 0x6fb88, .end = 0x6fb88 }, + { .start = 0x6fa88 }, + { .start = 0x6fb88 }, - { .start = 0x46430, .end = 0x46430 }, /* CHICKEN_DCPR_1 */ - { .start = 0x46434, .end = 0x46434 }, /* CHICKEN_DCPR_2 */ - { .start = 0x454a0, .end = 0x454a0 }, /* CHICKEN_DCPR_4 */ - { .start = 0x42084, .end = 0x42084 }, /* CHICKEN_MISC_2 */ - { .start = 0x42088, .end = 0x42088 }, /* CHICKEN_MISC_3 */ - { .start = 0x46160, .end = 0x46160 }, /* CMTG_CLK_SEL */ + { .start = 0x46430 }, /* CHICKEN_DCPR_1 */ + { .start = 0x46434 }, /* CHICKEN_DCPR_2 */ + { .start = 0x454a0 }, /* CHICKEN_DCPR_4 */ + { .start = 0x42084 }, /* CHICKEN_MISC_2 */ + { .start = 0x42088 }, /* CHICKEN_MISC_3 */ + { .start = 0x46160 }, /* CMTG_CLK_SEL */ { .start = 0x8f000, .end = 0x8ffff }, /* Main DMC registers */ {}, }; static struct intel_dmc_wl_range xe3lpd_dc3co_dmc_ranges[] = { - { .start = 0x454a0, .end = 0x454a0 }, /* CHICKEN_DCPR_4 */ + { .start = 0x454a0 }, /* CHICKEN_DCPR_4 */ - { .start = 0x45504, .end = 0x45504 }, /* DC_STATE_EN */ + { .start = 0x45504 }, /* DC_STATE_EN */ /* DBUF_CTL_* */ - { .start = 0x44300, .end = 0x44300 }, - { .start = 0x44304, .end = 0x44304 }, - { .start = 0x44f00, .end = 0x44f00 }, - { .start = 0x44f04, .end = 0x44f04 }, - { .start = 0x44fe8, .end = 0x44fe8 }, - { .start = 0x45008, .end = 0x45008 }, + { .start = 0x44300 }, + { .start = 0x44304 }, + { .start = 0x44f00 }, + { .start = 0x44f04 }, + { .start = 0x44fe8 }, + { .start = 0x45008 }, - { .start = 0x46070, .end = 0x46070 }, /* CDCLK_PLL_ENABLE */ - { .start = 0x46000, .end = 0x46000 }, /* CDCLK_CTL */ - { .start = 0x46008, .end = 0x46008 }, /* CDCLK_SQUASH_CTL */ + { .start = 0x46070 }, /* CDCLK_PLL_ENABLE */ + { .start = 0x46000 }, /* CDCLK_CTL */ + { .start = 0x46008 }, /* CDCLK_SQUASH_CTL */ { .start = 0x8f000, .end = 0x8ffff }, /* Main DMC registers */ /* Scanline registers */ - { .start = 0x70000, .end = 0x70000 }, - { .start = 0x70004, .end = 0x70004 }, - { .start = 0x70014, .end = 0x70014 }, - { .start = 0x70018, .end = 0x70018 }, - { .start = 0x71000, .end = 0x71000 }, - { .start = 0x71004, .end = 0x71004 }, - { .start = 0x71014, .end = 0x71014 }, - { .start = 0x71018, .end = 0x71018 }, - { .start = 0x72000, .end = 0x72000 }, - { .start = 0x72004, .end = 0x72004 }, - { .start = 0x72014, .end = 0x72014 }, - { .start = 0x72018, .end = 0x72018 }, - { .start = 0x73000, .end = 0x73000 }, - { .start = 0x73004, .end = 0x73004 }, - { .start = 0x73014, .end = 0x73014 }, - { .start = 0x73018, .end = 0x73018 }, - { .start = 0x7b000, .end = 0x7b000 }, - { .start = 0x7b004, .end = 0x7b004 }, - { .start = 0x7b014, .end = 0x7b014 }, - { .start = 0x7b018, .end = 0x7b018 }, - { .start = 0x7c000, .end = 0x7c000 }, - { .start = 0x7c004, .end = 0x7c004 }, - { .start = 0x7c014, .end = 0x7c014 }, - { .start = 0x7c018, .end = 0x7c018 }, + { .start = 0x70000 }, + { .start = 0x70004 }, + { .start = 0x70014 }, + { .start = 0x70018 }, + { .start = 0x71000 }, + { .start = 0x71004 }, + { .start = 0x71014 }, + { .start = 0x71018 }, + { .start = 0x72000 }, + { .start = 0x72004 }, + { .start = 0x72014 }, + { .start = 0x72018 }, + { .start = 0x73000 }, + { .start = 0x73004 }, + { .start = 0x73014 }, + { .start = 0x73018 }, + { .start = 0x7b000 }, + { .start = 0x7b004 }, + { .start = 0x7b014 }, + { .start = 0x7b018 }, + { .start = 0x7c000 }, + { .start = 0x7c004 }, + { .start = 0x7c014 }, + { .start = 0x7c018 }, {}, }; @@ -187,7 +187,9 @@ static bool intel_dmc_wl_reg_in_range(i915_reg_t reg, u32 offset = i915_mmio_reg_offset(reg); for (int i = 0; ranges[i].start; i++) { - if (ranges[i].start <= offset && offset <= ranges[i].end) + u32 end = ranges[i].end ?: ranges[i].start; + + if (ranges[i].start <= offset && offset <= end) return true; } From 9fe9cd95feacce9ae1c30c88a5513f556623d24d Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:16 -0300 Subject: [PATCH 049/179] drm/i915/dmc_wl: Deal with existing references when disabling It is possible that there are active wakelock references at the time we are disabling the DMC wakelock mechanism. We need to deal with that in two ways: (A) Implement the missing step from Bspec: The Bspec instructs us to clear any existing wakelock request bit after disabling the mechanism. That gives a clue that it is okay to disable while there are locks held and we do not need to wait for them. However, since the spec is not explicit about it, we need still to get confirmation with the hardware team. Let's thus implement the spec and add a TODO note. (B) Ensure a consistent driver state: The enable/disable logic would be problematic if the following sequence of events would happen: 1. Function A calls intel_dmc_wl_get(); 2. Some function calls intel_dmc_wl_disable(); 3. Some function calls intel_dmc_wl_enable(); 4. Function A is done and calls intel_dmc_wl_put(). At (2), the refcount becomes zero and then (4) causes an invalid decrement to the refcount. That would cause some issues: - At the time between (3) and (4), function A would think that the hardware lock is held but it could not be really held until intel_dmc_wl_get() is called by something else. - The call made to (4) could cause the refcount to become zero and consequently the hardware lock to be released while there could be innocent paths trusting they still have the lock. To fix that, we need to keep the refcount correctly in sync with intel_dmc_wl_{get,put}() calls and retake the hardware lock when enabling the DMC wakelock with a non-zero refcount. One missing piece left to be handled here is the following scenario: 1. Function A calls intel_dmc_wl_get(); 2. Some function calls intel_dmc_wl_disable(); 3. Some function calls intel_dmc_wl_enable(); 4. Concurrently with (3), function A performs the MMIO in between setting DMC_WAKELOCK_CFG_ENABLE and asserting the lock with __intel_dmc_wl_take(). I'm mostly sure this would cause issues future display IPs if DMC trap implementation was completely removed. We need to check with the hardware team whether it would be safe to assert the hardware lock before setting DMC_WAKELOCK_CFG_ENABLE to avoid this scenario. If not, then we would have to deal with that via software synchronization. Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-12-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 97 ++++++++++++++------- 1 file changed, 67 insertions(+), 30 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index 4a182a049374..b8887216a684 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -181,6 +181,37 @@ static void intel_dmc_wl_work(struct work_struct *work) spin_unlock_irqrestore(&wl->lock, flags); } +static void __intel_dmc_wl_take(struct intel_display *display) +{ + struct intel_dmc_wl *wl = &display->wl; + + /* + * Only try to take the wakelock if it's not marked as taken + * yet. It may be already taken at this point if we have + * already released the last reference, but the work has not + * run yet. + */ + if (wl->taken) + return; + + __intel_de_rmw_nowl(display, DMC_WAKELOCK1_CTL, 0, + DMC_WAKELOCK_CTL_REQ); + + /* + * We need to use the atomic variant of the waiting routine + * because the DMC wakelock is also taken in atomic context. + */ + if (__intel_de_wait_for_register_atomic_nowl(display, DMC_WAKELOCK1_CTL, + DMC_WAKELOCK_CTL_ACK, + DMC_WAKELOCK_CTL_ACK, + DMC_WAKELOCK_CTL_TIMEOUT_US)) { + WARN_RATELIMIT(1, "DMC wakelock ack timed out"); + return; + } + + wl->taken = true; +} + static bool intel_dmc_wl_reg_in_range(i915_reg_t reg, const struct intel_dmc_wl_range ranges[]) { @@ -275,7 +306,23 @@ void intel_dmc_wl_enable(struct intel_display *display, u32 dc_state) __intel_de_rmw_nowl(display, DMC_WAKELOCK_CFG, 0, DMC_WAKELOCK_CFG_ENABLE); wl->enabled = true; - wl->taken = false; + + /* + * This would be racy in the following scenario: + * + * 1. Function A calls intel_dmc_wl_get(); + * 2. Some function calls intel_dmc_wl_disable(); + * 3. Some function calls intel_dmc_wl_enable(); + * 4. Concurrently with (3), function A performs the MMIO in between + * setting DMC_WAKELOCK_CFG_ENABLE and asserting the lock with + * __intel_dmc_wl_take(). + * + * TODO: Check with the hardware team whether it is safe to assert the + * hardware lock before enabling to avoid such a scenario. Otherwise, we + * would need to deal with it via software synchronization. + */ + if (refcount_read(&wl->refcount)) + __intel_dmc_wl_take(display); out_unlock: spin_unlock_irqrestore(&wl->lock, flags); @@ -299,8 +346,18 @@ void intel_dmc_wl_disable(struct intel_display *display) /* Disable wakelock in DMC */ __intel_de_rmw_nowl(display, DMC_WAKELOCK_CFG, DMC_WAKELOCK_CFG_ENABLE, 0); - refcount_set(&wl->refcount, 0); wl->enabled = false; + + /* + * The spec is not explicit about the expectation of existing + * lock users at the moment of disabling, but it does say that we must + * clear DMC_WAKELOCK_CTL_REQ, which gives us a clue that it is okay to + * disable with existing lock users. + * + * TODO: Get the correct expectation from the hardware team. + */ + __intel_de_rmw_nowl(display, DMC_WAKELOCK1_CTL, DMC_WAKELOCK_CTL_REQ, 0); + wl->taken = false; out_unlock: @@ -320,8 +377,11 @@ void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg) if (i915_mmio_reg_valid(reg) && !intel_dmc_wl_check_range(reg, wl->dc_state)) goto out_unlock; - if (!wl->enabled) + if (!wl->enabled) { + if (!refcount_inc_not_zero(&wl->refcount)) + refcount_set(&wl->refcount, 1); goto out_unlock; + } cancel_delayed_work(&wl->work); @@ -330,30 +390,7 @@ void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg) refcount_set(&wl->refcount, 1); - /* - * Only try to take the wakelock if it's not marked as taken - * yet. It may be already taken at this point if we have - * already released the last reference, but the work has not - * run yet. - */ - if (!wl->taken) { - __intel_de_rmw_nowl(display, DMC_WAKELOCK1_CTL, 0, - DMC_WAKELOCK_CTL_REQ); - - /* - * We need to use the atomic variant of the waiting routine - * because the DMC wakelock is also taken in atomic context. - */ - if (__intel_de_wait_for_register_atomic_nowl(display, DMC_WAKELOCK1_CTL, - DMC_WAKELOCK_CTL_ACK, - DMC_WAKELOCK_CTL_ACK, - DMC_WAKELOCK_CTL_TIMEOUT_US)) { - WARN_RATELIMIT(1, "DMC wakelock ack timed out"); - goto out_unlock; - } - - wl->taken = true; - } + __intel_dmc_wl_take(display); out_unlock: spin_unlock_irqrestore(&wl->lock, flags); @@ -372,14 +409,14 @@ void intel_dmc_wl_put(struct intel_display *display, i915_reg_t reg) if (i915_mmio_reg_valid(reg) && !intel_dmc_wl_check_range(reg, wl->dc_state)) goto out_unlock; - if (!wl->enabled) - goto out_unlock; - if (WARN_RATELIMIT(!refcount_read(&wl->refcount), "Tried to put wakelock with refcount zero\n")) goto out_unlock; if (refcount_dec_and_test(&wl->refcount)) { + if (!wl->enabled) + goto out_unlock; + __intel_dmc_wl_release(display); goto out_unlock; From 5a83381fc4715e885e4951e76b4c094bda47d16a Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:17 -0300 Subject: [PATCH 050/179] drm/i915/dmc_wl: Couple enable/disable with dynamic DC states Enabling and disabling the DMC wakelock should be done as part of enabling and disabling of dynamic DC states, respectively. We should not enable or disable DMC wakelock independently of DC states, otherwise we would risk ending up with an inconsistent state where dynamic DC states are enabled and the DMC wakelock is disabled, going against current recommendations and making MMIO transactions potentially slower. In future display IPs that could have a worse outcome if DMC trap implementation is completely removed. So, let's make things safer by tying stuff together, removing the independent calls, and also put warnings in place to detect inconsistent calls. Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-13-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_display_power_well.c | 5 ++++- drivers/gpu/drm/i915/display/intel_dmc.c | 4 ---- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 6 ++++-- 3 files changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 578959ff2d75..bdf6c690a03b 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -988,6 +988,7 @@ void gen9_disable_dc_states(struct intel_display *display) struct drm_i915_private *dev_priv = to_i915(display->drm); struct i915_power_domains *power_domains = &display->power.domains; struct intel_cdclk_config cdclk_config = {}; + u32 old_state = power_domains->dc_state; if (power_domains->target_dc_state == DC_STATE_EN_DC3CO) { tgl_disable_dc3co(display); @@ -1003,7 +1004,9 @@ void gen9_disable_dc_states(struct intel_display *display) return; } - intel_dmc_wl_disable(display); + if (old_state == DC_STATE_EN_UPTO_DC5 || + old_state == DC_STATE_EN_UPTO_DC6) + intel_dmc_wl_disable(display); intel_cdclk_get_cdclk(display, &cdclk_config); /* Can't read out voltage_level so can't use intel_cdclk_changed() */ diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index 87bdacfd9edf..221d3abda791 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -638,8 +638,6 @@ void intel_dmc_disable_program(struct intel_display *display) pipedmc_clock_gating_wa(display, true); disable_all_event_handlers(display); pipedmc_clock_gating_wa(display, false); - - intel_dmc_wl_disable(display); } void assert_dmc_loaded(struct intel_display *display) @@ -1146,8 +1144,6 @@ void intel_dmc_suspend(struct intel_display *display) if (dmc) flush_work(&dmc->work); - intel_dmc_wl_disable(display); - /* Drop the reference held in case DMC isn't loaded. */ if (!intel_dmc_has_payload(display)) intel_dmc_runtime_pm_put(display); diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index b8887216a684..f2d64954916a 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -283,6 +283,7 @@ void intel_dmc_wl_init(struct intel_display *display) refcount_set(&wl->refcount, 0); } +/* Must only be called as part of enabling dynamic DC states. */ void intel_dmc_wl_enable(struct intel_display *display, u32 dc_state) { struct intel_dmc_wl *wl = &display->wl; @@ -295,7 +296,7 @@ void intel_dmc_wl_enable(struct intel_display *display, u32 dc_state) wl->dc_state = dc_state; - if (wl->enabled) + if (drm_WARN_ON(display->drm, wl->enabled)) goto out_unlock; /* @@ -328,6 +329,7 @@ void intel_dmc_wl_enable(struct intel_display *display, u32 dc_state) spin_unlock_irqrestore(&wl->lock, flags); } +/* Must only be called as part of disabling dynamic DC states. */ void intel_dmc_wl_disable(struct intel_display *display) { struct intel_dmc_wl *wl = &display->wl; @@ -340,7 +342,7 @@ void intel_dmc_wl_disable(struct intel_display *display) spin_lock_irqsave(&wl->lock, flags); - if (!wl->enabled) + if (drm_WARN_ON(display->drm, !wl->enabled)) goto out_unlock; /* Disable wakelock in DMC */ From c92ae71c1d06580395a230d78049ab59259e9ff1 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:18 -0300 Subject: [PATCH 051/179] drm/i915/dmc_wl: Add and use HAS_DMC_WAKELOCK() A HAS_DMC_WAKELOCK() macro gives more semantic than openly checking the display version. Define it and use it where appropriate. v2: - Make this patch contain only the non-functional refactor. Functional changes related to including HAS_DMC() in the macro are done in upcoming changes. (Jani) Cc: Jani Nikula Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-14-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_display_device.h | 1 + drivers/gpu/drm/i915/display/intel_dmc_wl.c | 4 ++-- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 14d16d111ae3..a8a0b4332247 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -147,6 +147,7 @@ struct intel_display_platforms { #define HAS_DDI(i915) (DISPLAY_INFO(i915)->has_ddi) #define HAS_DISPLAY(i915) (DISPLAY_RUNTIME_INFO(i915)->pipe_mask != 0) #define HAS_DMC(i915) (DISPLAY_RUNTIME_INFO(i915)->has_dmc) +#define HAS_DMC_WAKELOCK(i915) (DISPLAY_VER(i915) >= 20) #define HAS_DOUBLE_BUFFERED_M_N(i915) (DISPLAY_VER(i915) >= 9 || IS_BROADWELL(i915)) #define HAS_DOUBLE_WIDE(i915) (DISPLAY_VER(i915) < 4) #define HAS_DP_MST(i915) (DISPLAY_INFO(i915)->has_dp_mst) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index f2d64954916a..4ca2b990ec6a 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -262,7 +262,7 @@ static bool intel_dmc_wl_check_range(i915_reg_t reg, u32 dc_state) static bool __intel_dmc_wl_supported(struct intel_display *display) { - if (DISPLAY_VER(display) < 20 || + if (!HAS_DMC_WAKELOCK(display) || !intel_dmc_has_payload(display) || !display->params.enable_dmc_wl) return false; @@ -275,7 +275,7 @@ void intel_dmc_wl_init(struct intel_display *display) struct intel_dmc_wl *wl = &display->wl; /* don't call __intel_dmc_wl_supported(), DMC is not loaded yet */ - if (DISPLAY_VER(display) < 20 || !display->params.enable_dmc_wl) + if (!HAS_DMC_WAKELOCK(display) || !display->params.enable_dmc_wl) return; INIT_DELAYED_WORK(&wl->work, intel_dmc_wl_work); From c01e78a96e125b08bb8103d2737546dd4eb2ce00 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:19 -0300 Subject: [PATCH 052/179] drm/i915/dmc_wl: Sanitize enable_dmc_wl according to hardware support Instead of checking for HAS_DMC_WAKELOCK() multiple times, let's use it to sanitize the enable_dmc_wl parameter and use that variable when necessary. Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-15-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 21 ++++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index 4ca2b990ec6a..c164ac6e1ada 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -5,6 +5,8 @@ #include +#include + #include "i915_reg.h" #include "intel_de.h" #include "intel_dmc.h" @@ -262,20 +264,25 @@ static bool intel_dmc_wl_check_range(i915_reg_t reg, u32 dc_state) static bool __intel_dmc_wl_supported(struct intel_display *display) { - if (!HAS_DMC_WAKELOCK(display) || - !intel_dmc_has_payload(display) || - !display->params.enable_dmc_wl) - return false; + return display->params.enable_dmc_wl && intel_dmc_has_payload(display); +} - return true; +static void intel_dmc_wl_sanitize_param(struct intel_display *display) +{ + if (!HAS_DMC_WAKELOCK(display)) + display->params.enable_dmc_wl = false; + + drm_dbg_kms(display->drm, "Sanitized enable_dmc_wl value: %d\n", + display->params.enable_dmc_wl); } void intel_dmc_wl_init(struct intel_display *display) { struct intel_dmc_wl *wl = &display->wl; - /* don't call __intel_dmc_wl_supported(), DMC is not loaded yet */ - if (!HAS_DMC_WAKELOCK(display) || !display->params.enable_dmc_wl) + intel_dmc_wl_sanitize_param(display); + + if (!display->params.enable_dmc_wl) return; INIT_DELAYED_WORK(&wl->work, intel_dmc_wl_work); From 34796ce4b2a11f29aa764ad67fe0fc028c86756a Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 8 Nov 2024 09:57:20 -0300 Subject: [PATCH 053/179] drm/i915/xe3lpd: Use DMC wakelock by default Although Bspec doesn't explicitly mentions that, as of Xe3_LPD, using DMC wakelock is the officially recommended way of accessing registers that would be off during DC5/DC6 and the legacy method (where the DMC intercepts MMIO to wake up the hardware) is to be avoided. As such, update the driver to use the DMC wakelock by default starting with Xe3_LPD. Since the feature is somewhat new to the driver, also allow disabling it via a module parameter for debugging purposes. For that, make the existing parameter allow values -1 (per-chip default), 0 (disabled) and 1 (enabled), similarly to what is done for other parameters. v2: - Describe -1 in the same area where 0 and 1 are described. (Luca) Reviewed-by: Luca Coelho Signed-off-by: Gustavo Sousa Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241108130218.24125-16-gustavo.sousa@intel.com --- drivers/gpu/drm/i915/display/intel_display_params.c | 6 +++--- drivers/gpu/drm/i915/display/intel_display_params.h | 2 +- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 6 +++++- 3 files changed, 9 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_params.c b/drivers/gpu/drm/i915/display/intel_display_params.c index 024de8abcb1a..dc666aefa362 100644 --- a/drivers/gpu/drm/i915/display/intel_display_params.c +++ b/drivers/gpu/drm/i915/display/intel_display_params.c @@ -123,10 +123,10 @@ intel_display_param_named_unsafe(enable_psr2_sel_fetch, bool, 0400, "(0=disabled, 1=enabled) " "Default: 1"); -intel_display_param_named_unsafe(enable_dmc_wl, bool, 0400, +intel_display_param_named_unsafe(enable_dmc_wl, int, 0400, "Enable DMC wakelock " - "(0=disabled, 1=enabled) " - "Default: 0"); + "(-1=use per-chip default, 0=disabled, 1=enabled) " + "Default: -1"); __maybe_unused static void _param_print_bool(struct drm_printer *p, const char *driver_name, diff --git a/drivers/gpu/drm/i915/display/intel_display_params.h b/drivers/gpu/drm/i915/display/intel_display_params.h index dcb6face936a..5317138e6044 100644 --- a/drivers/gpu/drm/i915/display/intel_display_params.h +++ b/drivers/gpu/drm/i915/display/intel_display_params.h @@ -47,7 +47,7 @@ struct drm_printer; param(int, enable_psr, -1, 0600) \ param(bool, psr_safest_params, false, 0400) \ param(bool, enable_psr2_sel_fetch, true, 0400) \ - param(bool, enable_dmc_wl, false, 0400) \ + param(int, enable_dmc_wl, -1, 0400) \ #define MEMBER(T, member, ...) T member; struct intel_display_params { diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index c164ac6e1ada..853d75610489 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -270,7 +270,11 @@ static bool __intel_dmc_wl_supported(struct intel_display *display) static void intel_dmc_wl_sanitize_param(struct intel_display *display) { if (!HAS_DMC_WAKELOCK(display)) - display->params.enable_dmc_wl = false; + display->params.enable_dmc_wl = 0; + else if (display->params.enable_dmc_wl >= 0) + display->params.enable_dmc_wl = !!display->params.enable_dmc_wl; + else + display->params.enable_dmc_wl = DISPLAY_VER(display) >= 30; drm_dbg_kms(display->drm, "Sanitized enable_dmc_wl value: %d\n", display->params.enable_dmc_wl); From b08d1274e3fe70eb3e9b13e8af835032bf792f7e Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 6 Nov 2024 18:23:25 +0200 Subject: [PATCH 054/179] drm/i915/dp: demote source OUI read/write failure logging to debug Commit 1f12d63a14d7 ("drm/i915/dp: Write the source OUI for non-eDP sinks as well") started writing source OUI for non-eDP sinks as well, increasing the possibilities of hitting read/write failures either due to the sink behaviour or hotplug or whatever. Even before that, commit 3fb0501f0c07 ("drm/i915/display/dp: Reduce log level for SOURCE OUI write failures") already reduced write failures to info level when source OUI was just for eDP. Further reduce the log level to just debug. Switch to struct intel_display while at it. Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/3372 Cc: Clint Taylor Cc: Imre Deak Reviewed-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20241106162325.4065078-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 5b918363df16..95c71e425fbe 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -3432,7 +3432,7 @@ void intel_dp_sink_disable_decompression(struct intel_atomic_state *state, static void intel_dp_init_source_oui(struct intel_dp *intel_dp) { - struct drm_i915_private *i915 = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); u8 oui[] = { 0x00, 0xaa, 0x01 }; u8 buf[3] = {}; @@ -3446,7 +3446,7 @@ intel_dp_init_source_oui(struct intel_dp *intel_dp) * already set to what we want, so as to avoid clearing any state by accident */ if (drm_dp_dpcd_read(&intel_dp->aux, DP_SOURCE_OUI, buf, sizeof(buf)) < 0) - drm_err(&i915->drm, "Failed to read source OUI\n"); + drm_dbg_kms(display->drm, "Failed to read source OUI\n"); if (memcmp(oui, buf, sizeof(oui)) == 0) { /* Assume the OUI was written now. */ @@ -3455,7 +3455,7 @@ intel_dp_init_source_oui(struct intel_dp *intel_dp) } if (drm_dp_dpcd_write(&intel_dp->aux, DP_SOURCE_OUI, oui, sizeof(oui)) < 0) { - drm_info(&i915->drm, "Failed to write source OUI\n"); + drm_dbg_kms(display->drm, "Failed to write source OUI\n"); WRITE_ONCE(intel_dp->oui_valid, false); } From 16806984572a2f82a51e46a92ceeabefe6c06943 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 29 Oct 2024 13:32:48 +0200 Subject: [PATCH 055/179] drm/i915/psr: add LATENCY_REPORTING_REMOVED() register bit helper MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Drop the wa_16013835468_bit_get() function in favour of the register macro. It doesn't have to be so complicated, and we don't have to use the workaround name in everything that's related to it. Cc: Jouni Högander Cc: Suraj Kandpal Reviewed-by: Jouni Högander Link: https://patchwork.freedesktop.org/patch/msgid/22934fee1ea37c777c35e4b520d5f11b6cd953d0.1730201504.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_psr.c | 24 ++++-------------------- drivers/gpu/drm/i915/i915_reg.h | 13 +++++++++---- 2 files changed, 13 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index ed5b4d110fba..6b7b154e67b5 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1772,23 +1772,6 @@ static void intel_psr_activate(struct intel_dp *intel_dp) intel_dp->psr.active = true; } -static u32 wa_16013835468_bit_get(struct intel_dp *intel_dp) -{ - switch (intel_dp->psr.pipe) { - case PIPE_A: - return LATENCY_REPORTING_REMOVED_PIPE_A; - case PIPE_B: - return LATENCY_REPORTING_REMOVED_PIPE_B; - case PIPE_C: - return LATENCY_REPORTING_REMOVED_PIPE_C; - case PIPE_D: - return LATENCY_REPORTING_REMOVED_PIPE_D; - default: - MISSING_CASE(intel_dp->psr.pipe); - return 0; - } -} - /* * Wa_16013835468 * Wa_14015648006 @@ -1797,6 +1780,7 @@ static void wm_optimization_wa(struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(intel_dp); + enum pipe pipe = intel_dp->psr.pipe; bool set_wa_bit = false; /* Wa_14015648006 */ @@ -1810,10 +1794,10 @@ static void wm_optimization_wa(struct intel_dp *intel_dp, if (set_wa_bit) intel_de_rmw(display, GEN8_CHICKEN_DCPR_1, - 0, wa_16013835468_bit_get(intel_dp)); + 0, LATENCY_REPORTING_REMOVED(pipe)); else intel_de_rmw(display, GEN8_CHICKEN_DCPR_1, - wa_16013835468_bit_get(intel_dp), 0); + LATENCY_REPORTING_REMOVED(pipe), 0); } static void intel_psr_enable_source(struct intel_dp *intel_dp, @@ -2113,7 +2097,7 @@ static void intel_psr_disable_locked(struct intel_dp *intel_dp) */ if (DISPLAY_VER(display) >= 11) intel_de_rmw(display, GEN8_CHICKEN_DCPR_1, - wa_16013835468_bit_get(intel_dp), 0); + LATENCY_REPORTING_REMOVED(intel_dp->psr.pipe), 0); if (intel_dp->psr.sel_update_enabled) { /* Wa_16012604467:adlp,mtl[a0,b0] */ diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index c160e087972a..6b9d8d2cb722 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2863,11 +2863,16 @@ #define RESET_PCH_HANDSHAKE_ENABLE REG_BIT(4) #define GEN8_CHICKEN_DCPR_1 _MMIO(0x46430) -#define LATENCY_REPORTING_REMOVED_PIPE_D REG_BIT(31) +#define _LATENCY_REPORTING_REMOVED_PIPE_D REG_BIT(31) #define SKL_SELECT_ALTERNATE_DC_EXIT REG_BIT(30) -#define LATENCY_REPORTING_REMOVED_PIPE_C REG_BIT(25) -#define LATENCY_REPORTING_REMOVED_PIPE_B REG_BIT(24) -#define LATENCY_REPORTING_REMOVED_PIPE_A REG_BIT(23) +#define _LATENCY_REPORTING_REMOVED_PIPE_C REG_BIT(25) +#define _LATENCY_REPORTING_REMOVED_PIPE_B REG_BIT(24) +#define _LATENCY_REPORTING_REMOVED_PIPE_A REG_BIT(23) +#define LATENCY_REPORTING_REMOVED(pipe) _PICK((pipe), \ + _LATENCY_REPORTING_REMOVED_PIPE_A, \ + _LATENCY_REPORTING_REMOVED_PIPE_B, \ + _LATENCY_REPORTING_REMOVED_PIPE_C, \ + _LATENCY_REPORTING_REMOVED_PIPE_D) #define ICL_DELAY_PMRSP REG_BIT(22) #define DISABLE_FLR_SRC REG_BIT(15) #define MASK_WAKEMEM REG_BIT(13) From 87d052bfe6ebd7da995297170a23546624d06fa2 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 29 Oct 2024 13:32:49 +0200 Subject: [PATCH 056/179] drm/i915/psr: stop using bitwise OR with booleans in wm_optimization_wa() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Bitwise OR for booleans is a bit of an abuse. We can trivially drop the usage. Cc: Jouni Högander Cc: Suraj Kandpal Reviewed-by: Jouni Högander Link: https://patchwork.freedesktop.org/patch/msgid/f7ea5854c9a306f56f4142f8d37d567ee2f768a7.1730201504.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_psr.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 6b7b154e67b5..16888935b33a 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1781,18 +1781,19 @@ static void wm_optimization_wa(struct intel_dp *intel_dp, { struct intel_display *display = to_intel_display(intel_dp); enum pipe pipe = intel_dp->psr.pipe; - bool set_wa_bit = false; + bool activate = false; /* Wa_14015648006 */ - if (IS_DISPLAY_VER(display, 11, 14)) - set_wa_bit |= crtc_state->wm_level_disabled; + if (IS_DISPLAY_VER(display, 11, 14) && crtc_state->wm_level_disabled) + activate = true; /* Wa_16013835468 */ - if (DISPLAY_VER(display) == 12) - set_wa_bit |= crtc_state->hw.adjusted_mode.crtc_vblank_start != - crtc_state->hw.adjusted_mode.crtc_vdisplay; + if (DISPLAY_VER(display) == 12 && + crtc_state->hw.adjusted_mode.crtc_vblank_start != + crtc_state->hw.adjusted_mode.crtc_vdisplay) + activate = true; - if (set_wa_bit) + if (activate) intel_de_rmw(display, GEN8_CHICKEN_DCPR_1, 0, LATENCY_REPORTING_REMOVED(pipe)); else From dc3806d9eb66d0105f8d55d462d4ef681d9eac59 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:14 +0200 Subject: [PATCH 057/179] drm/i915: Grab intel_display from the encoder to avoid potential oopsies MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Grab the intel_display from 'encoder' rather than 'state' in the encoder hooks to avoid the massive footgun that is intel_sanitize_encoder(), which passes NULL as the 'state' argument to encoder .disable() and .post_disable(). TODO: figure out how to actually fix intel_sanitize_encoder()... Fixes: 40eb34c3f491 ("drm/i915/crt: convert to struct intel_display") Fixes: ab0b0eb5c85c ("drm/i915/tv: convert to struct intel_display") Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-2-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 10 +++++----- drivers/gpu/drm/i915/display/intel_tv.c | 4 ++-- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 74c1983fe07e..1be55bdb48b9 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -244,7 +244,7 @@ static void hsw_disable_crt(struct intel_atomic_state *state, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { - struct intel_display *display = to_intel_display(state); + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); drm_WARN_ON(display->drm, !old_crtc_state->has_pch_encoder); @@ -257,7 +257,7 @@ static void hsw_post_disable_crt(struct intel_atomic_state *state, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { - struct intel_display *display = to_intel_display(state); + struct intel_display *display = to_intel_display(encoder); struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); @@ -287,7 +287,7 @@ static void hsw_pre_pll_enable_crt(struct intel_atomic_state *state, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) { - struct intel_display *display = to_intel_display(state); + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); drm_WARN_ON(display->drm, !crtc_state->has_pch_encoder); @@ -300,7 +300,7 @@ static void hsw_pre_enable_crt(struct intel_atomic_state *state, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) { - struct intel_display *display = to_intel_display(state); + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); enum pipe pipe = crtc->pipe; @@ -319,7 +319,7 @@ static void hsw_enable_crt(struct intel_atomic_state *state, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) { - struct intel_display *display = to_intel_display(state); + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); enum pipe pipe = crtc->pipe; diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c index bfd16054ca05..27c530218ee6 100644 --- a/drivers/gpu/drm/i915/display/intel_tv.c +++ b/drivers/gpu/drm/i915/display/intel_tv.c @@ -929,7 +929,7 @@ intel_enable_tv(struct intel_atomic_state *state, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { - struct intel_display *display = to_intel_display(state); + struct intel_display *display = to_intel_display(encoder); /* Prevents vblank waits from timing out in intel_tv_detect_type() */ intel_crtc_wait_for_next_vblank(to_intel_crtc(pipe_config->uapi.crtc)); @@ -943,7 +943,7 @@ intel_disable_tv(struct intel_atomic_state *state, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { - struct intel_display *display = to_intel_display(state); + struct intel_display *display = to_intel_display(encoder); intel_de_rmw(display, TV_CTL, TV_ENC_ENABLE, 0); } From 585abd0002bc1f9b79e3fc030254402a16e8b922 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:15 +0200 Subject: [PATCH 058/179] drm/i915/crt: Split long line MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Split an overly long line in the CRT code. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-3-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 1be55bdb48b9..134a4e6a4ac0 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -1047,7 +1047,9 @@ void intel_crt_init(struct intel_display *display) * it and see what happens. */ intel_de_write(display, adpa_reg, - adpa | ADPA_DAC_ENABLE | ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE); + adpa | ADPA_DAC_ENABLE | + ADPA_HSYNC_CNTL_DISABLE | + ADPA_VSYNC_CNTL_DISABLE); if ((intel_de_read(display, adpa_reg) & ADPA_DAC_ENABLE) == 0) return; intel_de_write(display, adpa_reg, adpa); From 0e94cd606f7400a26d5994de05ff967c76e3ac1d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:16 +0200 Subject: [PATCH 059/179] drm/i915/crt: Drop the unused ADPA_DPMS bit definitions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The ADPA_DPMS bit definitions are just an alias for the sync disable bits, and unused one at that. Drop the pointless definitions. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-4-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/i915_reg.h | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 6b9d8d2cb722..03638302e909 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1188,11 +1188,6 @@ #define ADPA_VSYNC_ACTIVE_LOW 0 #define ADPA_HSYNC_ACTIVE_HIGH (1 << 3) #define ADPA_HSYNC_ACTIVE_LOW 0 -#define ADPA_DPMS_MASK (~(3 << 10)) -#define ADPA_DPMS_ON (0 << 10) -#define ADPA_DPMS_SUSPEND (1 << 10) -#define ADPA_DPMS_STANDBY (2 << 10) -#define ADPA_DPMS_OFF (3 << 10) /* Hotplug control (945+ only) */ #define PORT_HOTPLUG_EN(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61110) From 4711e5946dccc5ee69d9e9bcf4f89fbe95084424 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:17 +0200 Subject: [PATCH 060/179] drm/i915/crt: Use REG_BIT() & co. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Follow the modern style and use REG_BIT() & co. for the analog port register definitions. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-5-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 4 +- drivers/gpu/drm/i915/i915_reg.h | 69 ++++++++++++------------ 2 files changed, 35 insertions(+), 38 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 134a4e6a4ac0..73d5332cf103 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -91,9 +91,9 @@ bool intel_crt_port_enabled(struct intel_display *display, /* asserts want to know the pipe even if the port is disabled */ if (HAS_PCH_CPT(dev_priv)) - *pipe = (val & ADPA_PIPE_SEL_MASK_CPT) >> ADPA_PIPE_SEL_SHIFT_CPT; + *pipe = REG_FIELD_GET(ADPA_PIPE_SEL_MASK_CPT, val); else - *pipe = (val & ADPA_PIPE_SEL_MASK) >> ADPA_PIPE_SEL_SHIFT; + *pipe = REG_FIELD_GET(ADPA_PIPE_SEL_MASK, val); return val & ADPA_DAC_ENABLE; } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 03638302e909..b0bd8db4f048 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1151,43 +1151,40 @@ #define ADPA _MMIO(0x61100) #define PCH_ADPA _MMIO(0xe1100) #define VLV_ADPA _MMIO(VLV_DISPLAY_BASE + 0x61100) -#define ADPA_DAC_ENABLE (1 << 31) -#define ADPA_DAC_DISABLE 0 -#define ADPA_PIPE_SEL_SHIFT 30 -#define ADPA_PIPE_SEL_MASK (1 << 30) -#define ADPA_PIPE_SEL(pipe) ((pipe) << 30) -#define ADPA_PIPE_SEL_SHIFT_CPT 29 -#define ADPA_PIPE_SEL_MASK_CPT (3 << 29) -#define ADPA_PIPE_SEL_CPT(pipe) ((pipe) << 29) +#define ADPA_DAC_ENABLE REG_BIT(31) +#define ADPA_PIPE_SEL_MASK REG_BIT(30) +#define ADPA_PIPE_SEL(pipe) REG_FIELD_PREP(ADPA_PIPE_SEL_MASK, (pipe)) +#define ADPA_PIPE_SEL_MASK_CPT REG_GENMASK(30, 29) +#define ADPA_PIPE_SEL_CPT(pipe) REG_FIELD_PREP(ADPA_PIPE_SEL_MASK_CPT, (pipe)) #define ADPA_CRT_HOTPLUG_MASK 0x03ff0000 /* bit 25-16 */ -#define ADPA_CRT_HOTPLUG_MONITOR_NONE (0 << 24) -#define ADPA_CRT_HOTPLUG_MONITOR_MASK (3 << 24) -#define ADPA_CRT_HOTPLUG_MONITOR_COLOR (3 << 24) -#define ADPA_CRT_HOTPLUG_MONITOR_MONO (2 << 24) -#define ADPA_CRT_HOTPLUG_ENABLE (1 << 23) -#define ADPA_CRT_HOTPLUG_PERIOD_64 (0 << 22) -#define ADPA_CRT_HOTPLUG_PERIOD_128 (1 << 22) -#define ADPA_CRT_HOTPLUG_WARMUP_5MS (0 << 21) -#define ADPA_CRT_HOTPLUG_WARMUP_10MS (1 << 21) -#define ADPA_CRT_HOTPLUG_SAMPLE_2S (0 << 20) -#define ADPA_CRT_HOTPLUG_SAMPLE_4S (1 << 20) -#define ADPA_CRT_HOTPLUG_VOLTAGE_40 (0 << 18) -#define ADPA_CRT_HOTPLUG_VOLTAGE_50 (1 << 18) -#define ADPA_CRT_HOTPLUG_VOLTAGE_60 (2 << 18) -#define ADPA_CRT_HOTPLUG_VOLTAGE_70 (3 << 18) -#define ADPA_CRT_HOTPLUG_VOLREF_325MV (0 << 17) -#define ADPA_CRT_HOTPLUG_VOLREF_475MV (1 << 17) -#define ADPA_CRT_HOTPLUG_FORCE_TRIGGER (1 << 16) -#define ADPA_USE_VGA_HVPOLARITY (1 << 15) -#define ADPA_SETS_HVPOLARITY 0 -#define ADPA_VSYNC_CNTL_DISABLE (1 << 10) -#define ADPA_VSYNC_CNTL_ENABLE 0 -#define ADPA_HSYNC_CNTL_DISABLE (1 << 11) -#define ADPA_HSYNC_CNTL_ENABLE 0 -#define ADPA_VSYNC_ACTIVE_HIGH (1 << 4) -#define ADPA_VSYNC_ACTIVE_LOW 0 -#define ADPA_HSYNC_ACTIVE_HIGH (1 << 3) -#define ADPA_HSYNC_ACTIVE_LOW 0 +#define ADPA_CRT_HOTPLUG_MONITOR_MASK REG_GENMASK(25, 24) +#define ADPA_CRT_HOTPLUG_MONITOR_NONE REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 0) +#define ADPA_CRT_HOTPLUG_MONITOR_COLOR REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 3) +#define ADPA_CRT_HOTPLUG_MONITOR_MONO REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 2) +#define ADPA_CRT_HOTPLUG_ENABLE REG_BIT(23) +#define ADPA_CRT_HOTPLUG_PERIOD_MASK REG_BIT(22) +#define ADPA_CRT_HOTPLUG_PERIOD_64 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_PERIOD_MASK, 0) +#define ADPA_CRT_HOTPLUG_PERIOD_128 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_PERIOD_MASK, 1) +#define ADPA_CRT_HOTPLUG_WARMUP_MASK REG_BIT(21) +#define ADPA_CRT_HOTPLUG_WARMUP_5MS REG_FIELD_PREP(ADPA_CRT_HOTPLUG_WARMUP_MASK, 0) +#define ADPA_CRT_HOTPLUG_WARMUP_10MS REG_FIELD_PREP(ADPA_CRT_HOTPLUG_WARMUP_MASK, 1) +#define ADPA_CRT_HOTPLUG_SAMPLE_MASK REG_BIT(20) +#define ADPA_CRT_HOTPLUG_SAMPLE_2S REG_FIELD_PREP(ADPA_CRT_HOTPLUG_SAMPLE_MASK, 0) +#define ADPA_CRT_HOTPLUG_SAMPLE_4S REG_FIELD_PREP(ADPA_CRT_HOTPLUG_SAMPLE_MASK, 1) +#define ADPA_CRT_HOTPLUG_VOLTAGE_MASK REG_GENMASK(19, 18) +#define ADPA_CRT_HOTPLUG_VOLTAGE_40 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 0) +#define ADPA_CRT_HOTPLUG_VOLTAGE_50 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 1) +#define ADPA_CRT_HOTPLUG_VOLTAGE_60 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 2) +#define ADPA_CRT_HOTPLUG_VOLTAGE_70 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 3) +#define ADPA_CRT_HOTPLUG_VOLREF_MASK REG_BIT(17) +#define ADPA_CRT_HOTPLUG_VOLREF_325MV REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLREF_MASK, 0) +#define ADPA_CRT_HOTPLUG_VOLREF_475MV REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLREF_MASK, 1) +#define ADPA_CRT_HOTPLUG_FORCE_TRIGGER REG_BIT(16) +#define ADPA_USE_VGA_HVPOLARITY REG_BIT(15) +#define ADPA_HSYNC_CNTL_DISABLE REG_BIT(11) +#define ADPA_VSYNC_CNTL_DISABLE REG_BIT(10) +#define ADPA_VSYNC_ACTIVE_HIGH REG_BIT(4) +#define ADPA_HSYNC_ACTIVE_HIGH REG_BIT(3) /* Hotplug control (945+ only) */ #define PORT_HOTPLUG_EN(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61110) From f8d3e1aedb97ed1e5fa0235b1fed505c002ab872 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:18 +0200 Subject: [PATCH 061/179] drm/i915/crt: Clean up ADPA_HOTPLUG_BITS definitions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit ADPA_HOTPLUG_BITS is defined in terms of the individual register bits and is defined in intel_crt.c, whereas the counterpart mask (ADPA_CRT_HOTPLUG_MASK) is just defined as a raw hex constant and lives in i915_reg.h. Just define both the same way (with unified name to boot) and move both to intel_crt.c since they are more an implementation detail rather than anything to do with the actual register definitions. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-6-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 16 ++++++++++++---- drivers/gpu/drm/i915/i915_reg.h | 1 - 2 files changed, 12 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 73d5332cf103..e21e402f85c8 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -55,12 +55,20 @@ #include "intel_pch_refclk.h" /* Here's the desired hotplug mode */ -#define ADPA_HOTPLUG_BITS (ADPA_CRT_HOTPLUG_PERIOD_128 | \ +#define ADPA_HOTPLUG_BITS (ADPA_CRT_HOTPLUG_ENABLE | \ + ADPA_CRT_HOTPLUG_PERIOD_128 | \ ADPA_CRT_HOTPLUG_WARMUP_10MS | \ ADPA_CRT_HOTPLUG_SAMPLE_4S | \ ADPA_CRT_HOTPLUG_VOLTAGE_50 | \ - ADPA_CRT_HOTPLUG_VOLREF_325MV | \ - ADPA_CRT_HOTPLUG_ENABLE) + ADPA_CRT_HOTPLUG_VOLREF_325MV) +#define ADPA_HOTPLUG_MASK (ADPA_CRT_HOTPLUG_MONITOR_MASK | \ + ADPA_CRT_HOTPLUG_ENABLE | \ + ADPA_CRT_HOTPLUG_PERIOD_MASK | \ + ADPA_CRT_HOTPLUG_WARMUP_MASK | \ + ADPA_CRT_HOTPLUG_SAMPLE_MASK | \ + ADPA_CRT_HOTPLUG_VOLTAGE_MASK | \ + ADPA_CRT_HOTPLUG_VOLREF_MASK | \ + ADPA_CRT_HOTPLUG_FORCE_TRIGGER) struct intel_crt { struct intel_encoder base; @@ -984,7 +992,7 @@ void intel_crt_reset(struct drm_encoder *encoder) u32 adpa; adpa = intel_de_read(display, crt->adpa_reg); - adpa &= ~ADPA_CRT_HOTPLUG_MASK; + adpa &= ~ADPA_HOTPLUG_MASK; adpa |= ADPA_HOTPLUG_BITS; intel_de_write(display, crt->adpa_reg, adpa); intel_de_posting_read(display, crt->adpa_reg); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index b0bd8db4f048..b670dc21424e 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1156,7 +1156,6 @@ #define ADPA_PIPE_SEL(pipe) REG_FIELD_PREP(ADPA_PIPE_SEL_MASK, (pipe)) #define ADPA_PIPE_SEL_MASK_CPT REG_GENMASK(30, 29) #define ADPA_PIPE_SEL_CPT(pipe) REG_FIELD_PREP(ADPA_PIPE_SEL_MASK_CPT, (pipe)) -#define ADPA_CRT_HOTPLUG_MASK 0x03ff0000 /* bit 25-16 */ #define ADPA_CRT_HOTPLUG_MONITOR_MASK REG_GENMASK(25, 24) #define ADPA_CRT_HOTPLUG_MONITOR_NONE REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 0) #define ADPA_CRT_HOTPLUG_MONITOR_COLOR REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 3) From c458e4db6a23a3a7fbfa8c8e5a4a66f79337e8ad Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:19 +0200 Subject: [PATCH 062/179] drm/i915/crt: Extract intel_crt_regs.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Move the analog port register definitions into their own file. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-7-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 1 + drivers/gpu/drm/i915/display/intel_crt_regs.h | 48 +++++++++++++++++++ .../gpu/drm/i915/display/intel_pch_display.c | 1 + drivers/gpu/drm/i915/gvt/display.c | 1 + drivers/gpu/drm/i915/gvt/handlers.c | 1 + drivers/gpu/drm/i915/i915_reg.h | 38 --------------- drivers/gpu/drm/i915/intel_gvt_mmio_table.c | 1 + 7 files changed, 53 insertions(+), 38 deletions(-) create mode 100644 drivers/gpu/drm/i915/display/intel_crt_regs.h diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index e21e402f85c8..4784a858b4a2 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -38,6 +38,7 @@ #include "i915_reg.h" #include "intel_connector.h" #include "intel_crt.h" +#include "intel_crt_regs.h" #include "intel_crtc.h" #include "intel_ddi.h" #include "intel_ddi_buf_trans.h" diff --git a/drivers/gpu/drm/i915/display/intel_crt_regs.h b/drivers/gpu/drm/i915/display/intel_crt_regs.h new file mode 100644 index 000000000000..9a93020b9a7e --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_crt_regs.h @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2024 Intel Corporation + */ + +#ifndef __INTEL_CRT_REGS_H__ +#define __INTEL_CRT_REGS_H__ + +#include "intel_display_reg_defs.h" + +#define ADPA _MMIO(0x61100) +#define PCH_ADPA _MMIO(0xe1100) +#define VLV_ADPA _MMIO(VLV_DISPLAY_BASE + 0x61100) +#define ADPA_DAC_ENABLE REG_BIT(31) +#define ADPA_PIPE_SEL_MASK REG_BIT(30) +#define ADPA_PIPE_SEL(pipe) REG_FIELD_PREP(ADPA_PIPE_SEL_MASK, (pipe)) +#define ADPA_PIPE_SEL_MASK_CPT REG_GENMASK(30, 29) +#define ADPA_PIPE_SEL_CPT(pipe) REG_FIELD_PREP(ADPA_PIPE_SEL_MASK_CPT, (pipe)) +#define ADPA_CRT_HOTPLUG_MONITOR_MASK REG_GENMASK(25, 24) +#define ADPA_CRT_HOTPLUG_MONITOR_NONE REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 0) +#define ADPA_CRT_HOTPLUG_MONITOR_COLOR REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 3) +#define ADPA_CRT_HOTPLUG_MONITOR_MONO REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 2) +#define ADPA_CRT_HOTPLUG_ENABLE REG_BIT(23) +#define ADPA_CRT_HOTPLUG_PERIOD_MASK REG_BIT(22) +#define ADPA_CRT_HOTPLUG_PERIOD_64 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_PERIOD_MASK, 0) +#define ADPA_CRT_HOTPLUG_PERIOD_128 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_PERIOD_MASK, 1) +#define ADPA_CRT_HOTPLUG_WARMUP_MASK REG_BIT(21) +#define ADPA_CRT_HOTPLUG_WARMUP_5MS REG_FIELD_PREP(ADPA_CRT_HOTPLUG_WARMUP_MASK, 0) +#define ADPA_CRT_HOTPLUG_WARMUP_10MS REG_FIELD_PREP(ADPA_CRT_HOTPLUG_WARMUP_MASK, 1) +#define ADPA_CRT_HOTPLUG_SAMPLE_MASK REG_BIT(20) +#define ADPA_CRT_HOTPLUG_SAMPLE_2S REG_FIELD_PREP(ADPA_CRT_HOTPLUG_SAMPLE_MASK, 0) +#define ADPA_CRT_HOTPLUG_SAMPLE_4S REG_FIELD_PREP(ADPA_CRT_HOTPLUG_SAMPLE_MASK, 1) +#define ADPA_CRT_HOTPLUG_VOLTAGE_MASK REG_GENMASK(19, 18) +#define ADPA_CRT_HOTPLUG_VOLTAGE_40 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 0) +#define ADPA_CRT_HOTPLUG_VOLTAGE_50 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 1) +#define ADPA_CRT_HOTPLUG_VOLTAGE_60 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 2) +#define ADPA_CRT_HOTPLUG_VOLTAGE_70 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 3) +#define ADPA_CRT_HOTPLUG_VOLREF_MASK REG_BIT(17) +#define ADPA_CRT_HOTPLUG_VOLREF_325MV REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLREF_MASK, 0) +#define ADPA_CRT_HOTPLUG_VOLREF_475MV REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLREF_MASK, 1) +#define ADPA_CRT_HOTPLUG_FORCE_TRIGGER REG_BIT(16) +#define ADPA_USE_VGA_HVPOLARITY REG_BIT(15) +#define ADPA_HSYNC_CNTL_DISABLE REG_BIT(11) +#define ADPA_VSYNC_CNTL_DISABLE REG_BIT(10) +#define ADPA_VSYNC_ACTIVE_HIGH REG_BIT(4) +#define ADPA_HSYNC_ACTIVE_HIGH REG_BIT(3) + +#endif /* __INTEL_CRT_REGS_H__ */ diff --git a/drivers/gpu/drm/i915/display/intel_pch_display.c b/drivers/gpu/drm/i915/display/intel_pch_display.c index 4210de87a0a2..cd48d3e6cf42 100644 --- a/drivers/gpu/drm/i915/display/intel_pch_display.c +++ b/drivers/gpu/drm/i915/display/intel_pch_display.c @@ -6,6 +6,7 @@ #include "g4x_dp.h" #include "i915_reg.h" #include "intel_crt.h" +#include "intel_crt_regs.h" #include "intel_de.h" #include "intel_display_types.h" #include "intel_dpll.h" diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c index 17f74cb244bb..b6136825d213 100644 --- a/drivers/gpu/drm/i915/gvt/display.c +++ b/drivers/gpu/drm/i915/gvt/display.c @@ -40,6 +40,7 @@ #include "display/bxt_dpio_phy_regs.h" #include "display/i9xx_plane_regs.h" +#include "display/intel_crt_regs.h" #include "display/intel_cursor_regs.h" #include "display/intel_display.h" #include "display/intel_dpio_phy.h" diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 9494d812c00a..25acb9ddb12c 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -45,6 +45,7 @@ #include "intel_mchbar_regs.h" #include "display/bxt_dpio_phy_regs.h" #include "display/i9xx_plane_regs.h" +#include "display/intel_crt_regs.h" #include "display/intel_cursor_regs.h" #include "display/intel_display_types.h" #include "display/intel_dmc_regs.h" diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index b670dc21424e..261f388b49c7 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1147,44 +1147,6 @@ #define _TRANS_MULT_B 0x6102c #define TRANS_MULT(dev_priv, trans) _MMIO_TRANS2(dev_priv, (trans), _TRANS_MULT_A) -/* VGA port control */ -#define ADPA _MMIO(0x61100) -#define PCH_ADPA _MMIO(0xe1100) -#define VLV_ADPA _MMIO(VLV_DISPLAY_BASE + 0x61100) -#define ADPA_DAC_ENABLE REG_BIT(31) -#define ADPA_PIPE_SEL_MASK REG_BIT(30) -#define ADPA_PIPE_SEL(pipe) REG_FIELD_PREP(ADPA_PIPE_SEL_MASK, (pipe)) -#define ADPA_PIPE_SEL_MASK_CPT REG_GENMASK(30, 29) -#define ADPA_PIPE_SEL_CPT(pipe) REG_FIELD_PREP(ADPA_PIPE_SEL_MASK_CPT, (pipe)) -#define ADPA_CRT_HOTPLUG_MONITOR_MASK REG_GENMASK(25, 24) -#define ADPA_CRT_HOTPLUG_MONITOR_NONE REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 0) -#define ADPA_CRT_HOTPLUG_MONITOR_COLOR REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 3) -#define ADPA_CRT_HOTPLUG_MONITOR_MONO REG_FIELD_PREP(ADPA_CRT_HOTPLUG_MONITOR_MASK, 2) -#define ADPA_CRT_HOTPLUG_ENABLE REG_BIT(23) -#define ADPA_CRT_HOTPLUG_PERIOD_MASK REG_BIT(22) -#define ADPA_CRT_HOTPLUG_PERIOD_64 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_PERIOD_MASK, 0) -#define ADPA_CRT_HOTPLUG_PERIOD_128 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_PERIOD_MASK, 1) -#define ADPA_CRT_HOTPLUG_WARMUP_MASK REG_BIT(21) -#define ADPA_CRT_HOTPLUG_WARMUP_5MS REG_FIELD_PREP(ADPA_CRT_HOTPLUG_WARMUP_MASK, 0) -#define ADPA_CRT_HOTPLUG_WARMUP_10MS REG_FIELD_PREP(ADPA_CRT_HOTPLUG_WARMUP_MASK, 1) -#define ADPA_CRT_HOTPLUG_SAMPLE_MASK REG_BIT(20) -#define ADPA_CRT_HOTPLUG_SAMPLE_2S REG_FIELD_PREP(ADPA_CRT_HOTPLUG_SAMPLE_MASK, 0) -#define ADPA_CRT_HOTPLUG_SAMPLE_4S REG_FIELD_PREP(ADPA_CRT_HOTPLUG_SAMPLE_MASK, 1) -#define ADPA_CRT_HOTPLUG_VOLTAGE_MASK REG_GENMASK(19, 18) -#define ADPA_CRT_HOTPLUG_VOLTAGE_40 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 0) -#define ADPA_CRT_HOTPLUG_VOLTAGE_50 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 1) -#define ADPA_CRT_HOTPLUG_VOLTAGE_60 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 2) -#define ADPA_CRT_HOTPLUG_VOLTAGE_70 REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLTAGE_MASK, 3) -#define ADPA_CRT_HOTPLUG_VOLREF_MASK REG_BIT(17) -#define ADPA_CRT_HOTPLUG_VOLREF_325MV REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLREF_MASK, 0) -#define ADPA_CRT_HOTPLUG_VOLREF_475MV REG_FIELD_PREP(ADPA_CRT_HOTPLUG_VOLREF_MASK, 1) -#define ADPA_CRT_HOTPLUG_FORCE_TRIGGER REG_BIT(16) -#define ADPA_USE_VGA_HVPOLARITY REG_BIT(15) -#define ADPA_HSYNC_CNTL_DISABLE REG_BIT(11) -#define ADPA_VSYNC_CNTL_DISABLE REG_BIT(10) -#define ADPA_VSYNC_ACTIVE_HIGH REG_BIT(4) -#define ADPA_HSYNC_ACTIVE_HIGH REG_BIT(3) - /* Hotplug control (945+ only) */ #define PORT_HOTPLUG_EN(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61110) #define PORTB_HOTPLUG_INT_EN (1 << 29) diff --git a/drivers/gpu/drm/i915/intel_gvt_mmio_table.c b/drivers/gpu/drm/i915/intel_gvt_mmio_table.c index 955c9a33212a..63849389f39a 100644 --- a/drivers/gpu/drm/i915/intel_gvt_mmio_table.c +++ b/drivers/gpu/drm/i915/intel_gvt_mmio_table.c @@ -8,6 +8,7 @@ #include "display/intel_audio_regs.h" #include "display/intel_backlight_regs.h" #include "display/intel_color_regs.h" +#include "display/intel_crt_regs.h" #include "display/intel_cursor_regs.h" #include "display/intel_display_types.h" #include "display/intel_dmc_regs.h" From a55360623fe97572ee784dc08fc10400c6f6e353 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:20 +0200 Subject: [PATCH 063/179] drm/i915/crt: s/pipe_config/crtc_state/ MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Call the crtc state 'crtc_state' rather than 'pipe_config', as is the modern style. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-8-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 62 ++++++++++++------------ 1 file changed, 31 insertions(+), 31 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 4784a858b4a2..0962a239288b 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -150,27 +150,27 @@ static unsigned int intel_crt_get_flags(struct intel_encoder *encoder) } static void intel_crt_get_config(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config) + struct intel_crtc_state *crtc_state) { - pipe_config->output_types |= BIT(INTEL_OUTPUT_ANALOG); + crtc_state->output_types |= BIT(INTEL_OUTPUT_ANALOG); - pipe_config->hw.adjusted_mode.flags |= intel_crt_get_flags(encoder); + crtc_state->hw.adjusted_mode.flags |= intel_crt_get_flags(encoder); - pipe_config->hw.adjusted_mode.crtc_clock = pipe_config->port_clock; + crtc_state->hw.adjusted_mode.crtc_clock = crtc_state->port_clock; } static void hsw_crt_get_config(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config) + struct intel_crtc_state *crtc_state) { - lpt_pch_get_config(pipe_config); + lpt_pch_get_config(crtc_state); - hsw_ddi_get_config(encoder, pipe_config); + hsw_ddi_get_config(encoder, crtc_state); - pipe_config->hw.adjusted_mode.flags &= ~(DRM_MODE_FLAG_PHSYNC | - DRM_MODE_FLAG_NHSYNC | - DRM_MODE_FLAG_PVSYNC | - DRM_MODE_FLAG_NVSYNC); - pipe_config->hw.adjusted_mode.flags |= intel_crt_get_flags(encoder); + crtc_state->hw.adjusted_mode.flags &= ~(DRM_MODE_FLAG_PHSYNC | + DRM_MODE_FLAG_NHSYNC | + DRM_MODE_FLAG_PVSYNC | + DRM_MODE_FLAG_NVSYNC); + crtc_state->hw.adjusted_mode.flags |= intel_crt_get_flags(encoder); } /* Note: The caller is required to filter out dpms modes not supported by the @@ -408,48 +408,48 @@ intel_crt_mode_valid(struct drm_connector *connector, } static int intel_crt_compute_config(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config, + struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state) { struct drm_display_mode *adjusted_mode = - &pipe_config->hw.adjusted_mode; + &crtc_state->hw.adjusted_mode; if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) return -EINVAL; - pipe_config->sink_format = INTEL_OUTPUT_FORMAT_RGB; - pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; + crtc_state->sink_format = INTEL_OUTPUT_FORMAT_RGB; + crtc_state->output_format = INTEL_OUTPUT_FORMAT_RGB; return 0; } static int pch_crt_compute_config(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config, + struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state) { struct drm_display_mode *adjusted_mode = - &pipe_config->hw.adjusted_mode; + &crtc_state->hw.adjusted_mode; if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) return -EINVAL; - pipe_config->has_pch_encoder = true; - if (!intel_fdi_compute_pipe_bpp(pipe_config)) + crtc_state->has_pch_encoder = true; + if (!intel_fdi_compute_pipe_bpp(crtc_state)) return -EINVAL; - pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; + crtc_state->output_format = INTEL_OUTPUT_FORMAT_RGB; return 0; } static int hsw_crt_compute_config(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config, + struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state) { struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct drm_display_mode *adjusted_mode = - &pipe_config->hw.adjusted_mode; + &crtc_state->hw.adjusted_mode; if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) return -EINVAL; @@ -459,30 +459,30 @@ static int hsw_crt_compute_config(struct intel_encoder *encoder, adjusted_mode->crtc_hblank_start > 4096) return -EINVAL; - pipe_config->has_pch_encoder = true; - if (!intel_fdi_compute_pipe_bpp(pipe_config)) + crtc_state->has_pch_encoder = true; + if (!intel_fdi_compute_pipe_bpp(crtc_state)) return -EINVAL; - pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; + crtc_state->output_format = INTEL_OUTPUT_FORMAT_RGB; /* LPT FDI RX only supports 8bpc. */ if (HAS_PCH_LPT(dev_priv)) { /* TODO: Check crtc_state->max_link_bpp_x16 instead of bw_constrained */ - if (pipe_config->bw_constrained && pipe_config->pipe_bpp < 24) { + if (crtc_state->bw_constrained && crtc_state->pipe_bpp < 24) { drm_dbg_kms(display->drm, "LPT only supports 24bpp\n"); return -EINVAL; } - pipe_config->pipe_bpp = 24; + crtc_state->pipe_bpp = 24; } /* FDI must always be 2.7 GHz */ - pipe_config->port_clock = 135000 * 2; + crtc_state->port_clock = 135000 * 2; - pipe_config->enhanced_framing = true; + crtc_state->enhanced_framing = true; - adjusted_mode->crtc_clock = lpt_iclkip(pipe_config); + adjusted_mode->crtc_clock = lpt_iclkip(crtc_state); return 0; } From f34ad8565a099a1615956683b17f17d63cb8994c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:21 +0200 Subject: [PATCH 064/179] drm/i915/crt: Drop pointless drm_device variables MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Remove a bunch of pointless 'struct drm_device *dev' local variables. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-9-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 0962a239288b..5c3c6bc16a9e 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -364,8 +364,7 @@ intel_crt_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct intel_display *display = to_intel_display(connector->dev); - struct drm_device *dev = connector->dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(connector->dev); int max_dotclk = display->cdclk.max_dotclk_freq; enum drm_mode_status status; int max_clock; @@ -490,9 +489,8 @@ static int hsw_crt_compute_config(struct intel_encoder *encoder, static bool ilk_crt_detect_hotplug(struct drm_connector *connector) { struct intel_display *display = to_intel_display(connector->dev); - struct drm_device *dev = connector->dev; struct intel_crt *crt = intel_attached_crt(to_intel_connector(connector)); - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(connector->dev); u32 adpa; bool ret; @@ -541,9 +539,8 @@ static bool ilk_crt_detect_hotplug(struct drm_connector *connector) static bool valleyview_crt_detect_hotplug(struct drm_connector *connector) { struct intel_display *display = to_intel_display(connector->dev); - struct drm_device *dev = connector->dev; struct intel_crt *crt = intel_attached_crt(to_intel_connector(connector)); - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(connector->dev); bool reenable_hpd; u32 adpa; bool ret; @@ -597,8 +594,7 @@ static bool valleyview_crt_detect_hotplug(struct drm_connector *connector) static bool intel_crt_detect_hotplug(struct drm_connector *connector) { struct intel_display *display = to_intel_display(connector->dev); - struct drm_device *dev = connector->dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(connector->dev); u32 stat; bool ret = false; int i, tries = 0; @@ -956,8 +952,7 @@ intel_crt_detect(struct drm_connector *connector, static int intel_crt_get_modes(struct drm_connector *connector) { struct intel_display *display = to_intel_display(connector->dev); - struct drm_device *dev = connector->dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(connector->dev); struct intel_crt *crt = intel_attached_crt(to_intel_connector(connector)); struct intel_encoder *intel_encoder = &crt->base; intel_wakeref_t wakeref; From f865dfc7791d75271fbbe265eb269d759a8125ff Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:22 +0200 Subject: [PATCH 065/179] drm/i915/crt: Rename some variables MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Rename a bunch of local variables to the preferred encoder/connector from intel_encoder/intel_connector. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-10-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 44 +++++++++++------------- 1 file changed, 20 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 5c3c6bc16a9e..b243ab51bdf0 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -861,7 +861,7 @@ intel_crt_detect(struct drm_connector *connector, struct intel_display *display = to_intel_display(connector->dev); struct drm_i915_private *dev_priv = to_i915(connector->dev); struct intel_crt *crt = intel_attached_crt(to_intel_connector(connector)); - struct intel_encoder *intel_encoder = &crt->base; + struct intel_encoder *encoder = &crt->base; struct drm_atomic_state *state; intel_wakeref_t wakeref; int status; @@ -877,8 +877,7 @@ intel_crt_detect(struct drm_connector *connector, return connector->status; if (display->params.load_detect_test) { - wakeref = intel_display_power_get(dev_priv, - intel_encoder->power_domain); + wakeref = intel_display_power_get(dev_priv, encoder->power_domain); goto load_detect; } @@ -886,8 +885,7 @@ intel_crt_detect(struct drm_connector *connector, if (dmi_check_system(intel_spurious_crt_detect)) return connector_status_disconnected; - wakeref = intel_display_power_get(dev_priv, - intel_encoder->power_domain); + wakeref = intel_display_power_get(dev_priv, encoder->power_domain); if (I915_HAS_HOTPLUG(display)) { /* We can not rely on the HPD pin always being correctly wired @@ -944,7 +942,7 @@ intel_crt_detect(struct drm_connector *connector, } out: - intel_display_power_put(dev_priv, intel_encoder->power_domain, wakeref); + intel_display_power_put(dev_priv, encoder->power_domain, wakeref); return status; } @@ -954,7 +952,7 @@ static int intel_crt_get_modes(struct drm_connector *connector) struct intel_display *display = to_intel_display(connector->dev); struct drm_i915_private *dev_priv = to_i915(connector->dev); struct intel_crt *crt = intel_attached_crt(to_intel_connector(connector)); - struct intel_encoder *intel_encoder = &crt->base; + struct intel_encoder *encoder = &crt->base; intel_wakeref_t wakeref; struct i2c_adapter *ddc; int ret; @@ -962,8 +960,7 @@ static int intel_crt_get_modes(struct drm_connector *connector) if (!intel_display_driver_check_access(dev_priv)) return drm_edid_connector_add_modes(connector); - wakeref = intel_display_power_get(dev_priv, - intel_encoder->power_domain); + wakeref = intel_display_power_get(dev_priv, encoder->power_domain); ret = intel_crt_ddc_get_modes(connector, connector->ddc); if (ret || !IS_G4X(dev_priv)) @@ -974,7 +971,7 @@ static int intel_crt_get_modes(struct drm_connector *connector) ret = intel_crt_ddc_get_modes(connector, ddc); out: - intel_display_power_put(dev_priv, intel_encoder->power_domain, wakeref); + intel_display_power_put(dev_priv, encoder->power_domain, wakeref); return ret; } @@ -1026,9 +1023,8 @@ static const struct drm_encoder_funcs intel_crt_enc_funcs = { void intel_crt_init(struct intel_display *display) { struct drm_i915_private *dev_priv = to_i915(display->drm); - struct drm_connector *connector; + struct intel_connector *connector; struct intel_crt *crt; - struct intel_connector *intel_connector; i915_reg_t adpa_reg; u8 ddc_pin; u32 adpa; @@ -1063,17 +1059,17 @@ void intel_crt_init(struct intel_display *display) if (!crt) return; - intel_connector = intel_connector_alloc(); - if (!intel_connector) { + connector = intel_connector_alloc(); + if (!connector) { kfree(crt); return; } ddc_pin = display->vbt.crt_ddc_pin; - connector = &intel_connector->base; - crt->connector = intel_connector; - drm_connector_init_with_ddc(display->drm, connector, + crt->connector = connector; + + drm_connector_init_with_ddc(display->drm, &connector->base, &intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA, intel_gmbus_get_adapter(display, ddc_pin)); @@ -1081,7 +1077,7 @@ void intel_crt_init(struct intel_display *display) drm_encoder_init(display->drm, &crt->base.base, &intel_crt_enc_funcs, DRM_MODE_ENCODER_DAC, "CRT"); - intel_connector_attach_encoder(intel_connector, &crt->base); + intel_connector_attach_encoder(connector, &crt->base); crt->base.type = INTEL_OUTPUT_ANALOG; crt->base.cloneable = BIT(INTEL_OUTPUT_DVO) | BIT(INTEL_OUTPUT_HDMI); @@ -1091,7 +1087,7 @@ void intel_crt_init(struct intel_display *display) crt->base.pipe_mask = ~0; if (DISPLAY_VER(display) != 2) - connector->interlace_allowed = true; + connector->base.interlace_allowed = true; crt->adpa_reg = adpa_reg; @@ -1101,11 +1097,11 @@ void intel_crt_init(struct intel_display *display) !dmi_check_system(intel_spurious_crt_detect)) { crt->base.hpd_pin = HPD_CRT; crt->base.hotplug = intel_encoder_hotplug; - intel_connector->polled = DRM_CONNECTOR_POLL_HPD; + connector->polled = DRM_CONNECTOR_POLL_HPD; } else { - intel_connector->polled = DRM_CONNECTOR_POLL_CONNECT; + connector->polled = DRM_CONNECTOR_POLL_CONNECT; } - intel_connector->base.polled = intel_connector->polled; + connector->base.polled = connector->polled; if (HAS_DDI(display)) { assert_port_valid(dev_priv, PORT_E); @@ -1138,9 +1134,9 @@ void intel_crt_init(struct intel_display *display) crt->base.get_hw_state = intel_crt_get_hw_state; crt->base.enable = intel_enable_crt; } - intel_connector->get_hw_state = intel_connector_get_hw_state; + connector->get_hw_state = intel_connector_get_hw_state; - drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs); + drm_connector_helper_add(&connector->base, &intel_crt_connector_helper_funcs); /* * TODO: find a proper way to discover whether we need to set the the From f2ca5484cb38cfbc2f154ac7b5b742f9a3379aea Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 18:11:23 +0200 Subject: [PATCH 066/179] drm/i915/crt: Nuke unused crt->connector MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit crt->connector is never used, nuke it. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107161123.16269-11-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index b243ab51bdf0..139810ed4baa 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -73,9 +73,6 @@ struct intel_crt { struct intel_encoder base; - /* DPMS state is stored in the connector, which we need in the - * encoder's enable/disable callbacks */ - struct intel_connector *connector; bool force_hotplug_required; i915_reg_t adpa_reg; }; @@ -1067,8 +1064,6 @@ void intel_crt_init(struct intel_display *display) ddc_pin = display->vbt.crt_ddc_pin; - crt->connector = connector; - drm_connector_init_with_ddc(display->drm, &connector->base, &intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA, From 7488f64e89b02f5cb81d7d2ca22b0aa5538738ed Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 14:26:51 +0200 Subject: [PATCH 067/179] drm/i915/scaler: s/intel_crtc/crtc/ etc. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Rename some variables from the intel_foo to just foo, to match the more modern style used throughout the driver. Reviewed-by: Jani Nikula Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107122658.21901-2-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_scaler.c | 33 +++++++++++------------ drivers/gpu/drm/i915/display/skl_scaler.h | 2 +- 2 files changed, 17 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index 7dbc99b02eaa..b6a4effee5de 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -268,20 +268,19 @@ int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state) int skl_update_scaler_plane(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { - struct intel_plane *intel_plane = - to_intel_plane(plane_state->uapi.plane); - struct drm_i915_private *dev_priv = to_i915(intel_plane->base.dev); + struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); + struct drm_i915_private *dev_priv = to_i915(plane->base.dev); struct drm_framebuffer *fb = plane_state->hw.fb; bool force_detach = !fb || !plane_state->uapi.visible; bool need_scaler = false; /* Pre-gen11 and SDR planes always need a scaler for planar formats. */ - if (!icl_is_hdr_plane(dev_priv, intel_plane->id) && + if (!icl_is_hdr_plane(dev_priv, plane->id) && fb && intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier)) need_scaler = true; return skl_update_scaler(crtc_state, force_detach, - drm_plane_index(&intel_plane->base), + drm_plane_index(&plane->base), &plane_state->scaler_id, drm_rect_width(&plane_state->uapi.src) >> 16, drm_rect_height(&plane_state->uapi.src) >> 16, @@ -293,18 +292,18 @@ int skl_update_scaler_plane(struct intel_crtc_state *crtc_state, } static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_state, - int num_scalers_need, struct intel_crtc *intel_crtc, + int num_scalers_need, struct intel_crtc *crtc, const char *name, int idx, struct intel_plane_state *plane_state, int *scaler_id) { - struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); int j; u32 mode; if (*scaler_id < 0) { /* find a free scaler */ - for (j = 0; j < intel_crtc->num_scalers; j++) { + for (j = 0; j < crtc->num_scalers; j++) { if (scaler_state->scalers[j].in_use) continue; @@ -344,7 +343,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat } } else if (DISPLAY_VER(dev_priv) >= 10) { mode = PS_SCALER_MODE_NORMAL; - } else if (num_scalers_need == 1 && intel_crtc->num_scalers > 1) { + } else if (num_scalers_need == 1 && crtc->num_scalers > 1) { /* * when only 1 scaler is in use on a pipe with 2 scalers * scaler 0 operates in high quality (HQ) mode. @@ -419,7 +418,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat } drm_dbg_kms(&dev_priv->drm, "Attached scaler id %u.%u to %s:%d\n", - intel_crtc->pipe, *scaler_id, name, idx); + crtc->pipe, *scaler_id, name, idx); scaler_state->scalers[*scaler_id].mode = mode; return 0; @@ -428,7 +427,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat /** * intel_atomic_setup_scalers() - setup scalers for crtc per staged requests * @dev_priv: i915 device - * @intel_crtc: intel crtc + * @crtc: intel crtc * @crtc_state: incoming crtc_state to validate and setup scalers * * This function sets up scalers based on staged scaling requests for @@ -443,7 +442,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat * error code - otherwise */ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, - struct intel_crtc *intel_crtc, + struct intel_crtc *crtc, struct intel_crtc_state *crtc_state) { struct drm_plane *plane = NULL; @@ -470,10 +469,10 @@ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, */ /* fail if required scalers > available scalers */ - if (num_scalers_need > intel_crtc->num_scalers) { + if (num_scalers_need > crtc->num_scalers) { drm_dbg_kms(&dev_priv->drm, "Too many scaling requests %d > %d\n", - num_scalers_need, intel_crtc->num_scalers); + num_scalers_need, crtc->num_scalers); return -EINVAL; } @@ -490,7 +489,7 @@ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, if (i == SKL_CRTC_INDEX) { name = "CRTC"; - idx = intel_crtc->base.base.id; + idx = crtc->base.base.id; /* panel fitter case: assign as a crtc scaler */ scaler_id = &scaler_state->scaler_id; @@ -531,7 +530,7 @@ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, /* plane on different crtc cannot be a scaler user of this crtc */ if (drm_WARN_ON(&dev_priv->drm, - intel_plane->pipe != intel_crtc->pipe)) + intel_plane->pipe != crtc->pipe)) continue; plane_state = intel_atomic_get_new_plane_state(intel_state, @@ -540,7 +539,7 @@ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, } ret = intel_atomic_setup_scaler(scaler_state, num_scalers_need, - intel_crtc, name, idx, + crtc, name, idx, plane_state, scaler_id); if (ret < 0) return ret; diff --git a/drivers/gpu/drm/i915/display/skl_scaler.h b/drivers/gpu/drm/i915/display/skl_scaler.h index 63f93ca03c89..7a9ccdfd1cbb 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.h +++ b/drivers/gpu/drm/i915/display/skl_scaler.h @@ -21,7 +21,7 @@ int skl_update_scaler_plane(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state); int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, - struct intel_crtc *intel_crtc, + struct intel_crtc *crtc, struct intel_crtc_state *crtc_state); void skl_pfit_enable(const struct intel_crtc_state *crtc_state); From e912069e61fa5b48f1986c3d689a08c2d45251c3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 14:26:52 +0200 Subject: [PATCH 068/179] drm/i915/scaler: Remove redudant junk from skl_scaler.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Nuke some redundant includes and forward declarations from skl_scaler.h. Reviewed-by: Jani Nikula Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107122658.21901-3-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_scaler.h | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_scaler.h b/drivers/gpu/drm/i915/display/skl_scaler.h index 7a9ccdfd1cbb..73fa59da09f9 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.h +++ b/drivers/gpu/drm/i915/display/skl_scaler.h @@ -5,10 +5,6 @@ #ifndef INTEL_SCALER_H #define INTEL_SCALER_H -#include - -enum drm_scaling_filter; -enum pipe; struct drm_i915_private; struct intel_crtc; struct intel_crtc_state; From b5b4b5388302a9310cb0e294bf52ff6ee3e85496 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 14:26:53 +0200 Subject: [PATCH 069/179] drm/i915/scaler: Pass the whole atomic state into intel_atomic_setup_scalers() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit intel_atomic_setup_scalers() currently digs out the full atomic state from the crtc state. Flip that on its head so that we instead pass in the full atomic state and dig out the crtc state (and whatever else we need). This is generallte the better approach as it works in all phases of the atomic commit, whereas the other apporoach only really works during .atomic_check(). Reviewed-by: Jani Nikula Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107122658.21901-4-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 2 +- drivers/gpu/drm/i915/display/skl_scaler.c | 19 +++++++++---------- drivers/gpu/drm/i915/display/skl_scaler.h | 7 +++---- 3 files changed, 13 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 14aa171a9eb2..46f6643d8d0f 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4581,7 +4581,7 @@ static int intel_crtc_atomic_check(struct intel_atomic_state *state, return ret; } - ret = intel_atomic_setup_scalers(dev_priv, crtc, crtc_state); + ret = intel_atomic_setup_scalers(state, crtc); if (ret) return ret; } diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index b6a4effee5de..29fa4a14400b 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -426,9 +426,8 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat /** * intel_atomic_setup_scalers() - setup scalers for crtc per staged requests - * @dev_priv: i915 device - * @crtc: intel crtc - * @crtc_state: incoming crtc_state to validate and setup scalers + * @intel_state: atomic state + * @crtc: crtc * * This function sets up scalers based on staged scaling requests for * a @crtc and its planes. It is called from crtc level check path. If request @@ -441,16 +440,16 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat * 0 - scalers were setup successfully * error code - otherwise */ -int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, - struct intel_crtc *crtc, - struct intel_crtc_state *crtc_state) +int intel_atomic_setup_scalers(struct intel_atomic_state *intel_state, + struct intel_crtc *crtc) { + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct intel_crtc_state *crtc_state = + intel_atomic_get_new_crtc_state(intel_state, crtc); struct drm_plane *plane = NULL; struct intel_plane *intel_plane; struct intel_crtc_scaler_state *scaler_state = &crtc_state->scaler_state; - struct drm_atomic_state *drm_state = crtc_state->uapi.state; - struct intel_atomic_state *intel_state = to_intel_atomic_state(drm_state); int num_scalers_need; int i; @@ -498,7 +497,7 @@ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, /* plane scaler case: assign as a plane scaler */ /* find the plane that set the bit as scaler_user */ - plane = drm_state->planes[i].ptr; + plane = intel_state->base.planes[i].ptr; /* * to enable/disable hq mode, add planes that are using scaler @@ -516,7 +515,7 @@ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, continue; plane = drm_plane_from_index(&dev_priv->drm, i); - state = drm_atomic_get_plane_state(drm_state, plane); + state = drm_atomic_get_plane_state(&intel_state->base, plane); if (IS_ERR(state)) { drm_dbg_kms(&dev_priv->drm, "Failed to add [PLANE:%d] to drm_state\n", diff --git a/drivers/gpu/drm/i915/display/skl_scaler.h b/drivers/gpu/drm/i915/display/skl_scaler.h index 73fa59da09f9..4d2e2dbb1666 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.h +++ b/drivers/gpu/drm/i915/display/skl_scaler.h @@ -5,7 +5,7 @@ #ifndef INTEL_SCALER_H #define INTEL_SCALER_H -struct drm_i915_private; +struct intel_atomic_state; struct intel_crtc; struct intel_crtc_state; struct intel_plane; @@ -16,9 +16,8 @@ int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state); int skl_update_scaler_plane(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state); -int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, - struct intel_crtc *crtc, - struct intel_crtc_state *crtc_state); +int intel_atomic_setup_scalers(struct intel_atomic_state *state, + struct intel_crtc *crtc); void skl_pfit_enable(const struct intel_crtc_state *crtc_state); From 5b68f2346dcf43f6b89456884c9bacc6590445d3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 14:26:54 +0200 Subject: [PATCH 070/179] drm/i915/scaler: Clean up intel_atomic_setup_scalers() a bit MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit intel_atomic_setup_scalers() is currently messing around with the internals of the atomic states. Stop doing that and instead use the regular interfaces so that we don't need to know any ugly implementation details. Reviewed-by: Luca Coelho Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107122658.21901-5-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_scaler.c | 64 ++++++++--------------- 1 file changed, 22 insertions(+), 42 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index 29fa4a14400b..9f11ecf7066d 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -426,7 +426,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat /** * intel_atomic_setup_scalers() - setup scalers for crtc per staged requests - * @intel_state: atomic state + * @state: atomic state * @crtc: crtc * * This function sets up scalers based on staged scaling requests for @@ -440,14 +440,12 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat * 0 - scalers were setup successfully * error code - otherwise */ -int intel_atomic_setup_scalers(struct intel_atomic_state *intel_state, +int intel_atomic_setup_scalers(struct intel_atomic_state *state, struct intel_crtc *crtc) { struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); struct intel_crtc_state *crtc_state = - intel_atomic_get_new_crtc_state(intel_state, crtc); - struct drm_plane *plane = NULL; - struct intel_plane *intel_plane; + intel_atomic_get_new_crtc_state(state, crtc); struct intel_crtc_scaler_state *scaler_state = &crtc_state->scaler_state; int num_scalers_need; @@ -493,47 +491,29 @@ int intel_atomic_setup_scalers(struct intel_atomic_state *intel_state, /* panel fitter case: assign as a crtc scaler */ scaler_id = &scaler_state->scaler_id; } else { - name = "PLANE"; - - /* plane scaler case: assign as a plane scaler */ - /* find the plane that set the bit as scaler_user */ - plane = intel_state->base.planes[i].ptr; - - /* - * to enable/disable hq mode, add planes that are using scaler - * into this transaction - */ - if (!plane) { - struct drm_plane_state *state; - - /* - * GLK+ scalers don't have a HQ mode so it - * isn't necessary to change between HQ and dyn mode - * on those platforms. - */ - if (DISPLAY_VER(dev_priv) >= 10) - continue; - - plane = drm_plane_from_index(&dev_priv->drm, i); - state = drm_atomic_get_plane_state(&intel_state->base, plane); - if (IS_ERR(state)) { - drm_dbg_kms(&dev_priv->drm, - "Failed to add [PLANE:%d] to drm_state\n", - plane->base.id); - return PTR_ERR(state); - } - } - - intel_plane = to_intel_plane(plane); - idx = plane->base.id; + struct intel_plane *plane = + to_intel_plane(drm_plane_from_index(&dev_priv->drm, i)); /* plane on different crtc cannot be a scaler user of this crtc */ - if (drm_WARN_ON(&dev_priv->drm, - intel_plane->pipe != crtc->pipe)) + if (drm_WARN_ON(&dev_priv->drm, plane->pipe != crtc->pipe)) continue; - plane_state = intel_atomic_get_new_plane_state(intel_state, - intel_plane); + plane_state = intel_atomic_get_new_plane_state(state, plane); + + /* + * GLK+ scalers don't have a HQ mode so it + * isn't necessary to change between HQ and dyn mode + * on those platforms. + */ + if (!plane_state && DISPLAY_VER(dev_priv) >= 10) + continue; + + plane_state = intel_atomic_get_plane_state(state, plane); + if (IS_ERR(plane_state)) + return PTR_ERR(plane_state); + + name = "PLANE"; + idx = plane->base.base.id; scaler_id = &plane_state->scaler_id; } From 3360d4d6d42ab3bf0eb38fc1ffde2078a2334d8e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 14:26:55 +0200 Subject: [PATCH 071/179] drm/i915/scaler: Convert the scaler code to intel_display MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit struct intel_display will replace struct drm_i915_private as the main thing for display code. Convert the scaler code to use it (as much as possible at this stage). Reviewed-by: Jani Nikula Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107122658.21901-6-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_scaler.c | 105 +++++++++++----------- 1 file changed, 53 insertions(+), 52 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index 9f11ecf7066d..437fc19972c6 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -105,10 +105,10 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, const struct drm_format_info *format, u64 modifier, bool need_scaler) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc_scaler_state *scaler_state = &crtc_state->scaler_state; struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; int pipe_src_w = drm_rect_width(&crtc_state->pipe_src); @@ -130,9 +130,9 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, * Once NV12 is enabled, handle it here while allocating scaler * for NV12. */ - if (DISPLAY_VER(dev_priv) >= 9 && crtc_state->hw.enable && + if (DISPLAY_VER(display) >= 9 && crtc_state->hw.enable && need_scaler && adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "Pipe/Plane scaling not supported with IF-ID mode\n"); return -EINVAL; } @@ -152,7 +152,7 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, scaler_state->scaler_users &= ~(1 << scaler_user); scaler_state->scalers[*scaler_id].in_use = 0; - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "scaler_user index %u.%u: " "Staged freeing scaler id %d scaler_users = 0x%x\n", crtc->pipe, scaler_user, *scaler_id, @@ -164,7 +164,7 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, if (format && intel_format_info_is_yuv_semiplanar(format, modifier) && (src_h < SKL_MIN_YUV_420_SRC_H || src_w < SKL_MIN_YUV_420_SRC_W)) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "Planar YUV: src dimensions not met\n"); return -EINVAL; } @@ -174,17 +174,17 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, min_dst_w = SKL_MIN_DST_W; min_dst_h = SKL_MIN_DST_H; - if (DISPLAY_VER(dev_priv) < 11) { + if (DISPLAY_VER(display) < 11) { max_src_w = SKL_MAX_SRC_W; max_src_h = SKL_MAX_SRC_H; max_dst_w = SKL_MAX_DST_W; max_dst_h = SKL_MAX_DST_H; - } else if (DISPLAY_VER(dev_priv) < 12) { + } else if (DISPLAY_VER(display) < 12) { max_src_w = ICL_MAX_SRC_W; max_src_h = ICL_MAX_SRC_H; max_dst_w = ICL_MAX_DST_W; max_dst_h = ICL_MAX_DST_H; - } else if (DISPLAY_VER(dev_priv) < 14) { + } else if (DISPLAY_VER(display) < 14) { max_src_w = TGL_MAX_SRC_W; max_src_h = TGL_MAX_SRC_H; max_dst_w = TGL_MAX_DST_W; @@ -201,7 +201,7 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, dst_w < min_dst_w || dst_h < min_dst_h || src_w > max_src_w || src_h > max_src_h || dst_w > max_dst_w || dst_h > max_dst_h) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "scaler_user index %u.%u: src %ux%u dst %ux%u " "size is out of scaler range\n", crtc->pipe, scaler_user, src_w, src_h, @@ -218,7 +218,7 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, * now. */ if (pipe_src_w > max_dst_w || pipe_src_h > max_dst_h) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "scaler_user index %u.%u: pipe src size %ux%u " "is out of scaler range\n", crtc->pipe, scaler_user, pipe_src_w, pipe_src_h); @@ -227,7 +227,7 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, /* mark this plane as a scaler user in crtc_state */ scaler_state->scaler_users |= (1 << scaler_user); - drm_dbg_kms(&dev_priv->drm, "scaler_user index %u.%u: " + drm_dbg_kms(display->drm, "scaler_user index %u.%u: " "staged scaling request for %ux%u->%ux%u scaler_users = 0x%x\n", crtc->pipe, scaler_user, src_w, src_h, dst_w, dst_h, scaler_state->scaler_users); @@ -297,6 +297,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat struct intel_plane_state *plane_state, int *scaler_id) { + struct intel_display *display = to_intel_display(crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); int j; u32 mode; @@ -313,7 +314,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat } } - if (drm_WARN(&dev_priv->drm, *scaler_id < 0, + if (drm_WARN(display->drm, *scaler_id < 0, "Cannot find scaler for %s:%d\n", name, idx)) return -EINVAL; @@ -323,7 +324,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat plane_state->hw.fb->format->num_planes > 1) { struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane); - if (DISPLAY_VER(dev_priv) == 9) { + if (DISPLAY_VER(display) == 9) { mode = SKL_PS_SCALER_MODE_NV12; } else if (icl_is_hdr_plane(dev_priv, plane->id)) { /* @@ -341,7 +342,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat if (linked) mode |= PS_BINDING_Y_PLANE(linked->id); } - } else if (DISPLAY_VER(dev_priv) >= 10) { + } else if (DISPLAY_VER(display) >= 10) { mode = PS_SCALER_MODE_NORMAL; } else if (num_scalers_need == 1 && crtc->num_scalers > 1) { /* @@ -375,7 +376,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat * unnecessarily. */ - if (DISPLAY_VER(dev_priv) >= 14) { + if (DISPLAY_VER(display) >= 14) { /* * On versions 14 and up, only the first * scaler supports a vertical scaling factor @@ -388,7 +389,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat else max_vscale = 0x10000; - } else if (DISPLAY_VER(dev_priv) >= 10 || + } else if (DISPLAY_VER(display) >= 10 || !intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier)) { max_hscale = 0x30000 - 1; max_vscale = 0x30000 - 1; @@ -407,7 +408,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat vscale = drm_rect_calc_vscale(src, dst, 1, max_vscale); if (hscale < 0 || vscale < 0) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "Scaler %d doesn't support required plane scaling\n", *scaler_id); drm_rect_debug_print("src: ", src, true); @@ -417,7 +418,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat } } - drm_dbg_kms(&dev_priv->drm, "Attached scaler id %u.%u to %s:%d\n", + drm_dbg_kms(display->drm, "Attached scaler id %u.%u to %s:%d\n", crtc->pipe, *scaler_id, name, idx); scaler_state->scalers[*scaler_id].mode = mode; @@ -443,7 +444,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat int intel_atomic_setup_scalers(struct intel_atomic_state *state, struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); struct intel_crtc_scaler_state *scaler_state = @@ -467,7 +468,7 @@ int intel_atomic_setup_scalers(struct intel_atomic_state *state, /* fail if required scalers > available scalers */ if (num_scalers_need > crtc->num_scalers) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "Too many scaling requests %d > %d\n", num_scalers_need, crtc->num_scalers); return -EINVAL; @@ -492,10 +493,10 @@ int intel_atomic_setup_scalers(struct intel_atomic_state *state, scaler_id = &scaler_state->scaler_id; } else { struct intel_plane *plane = - to_intel_plane(drm_plane_from_index(&dev_priv->drm, i)); + to_intel_plane(drm_plane_from_index(display->drm, i)); /* plane on different crtc cannot be a scaler user of this crtc */ - if (drm_WARN_ON(&dev_priv->drm, plane->pipe != crtc->pipe)) + if (drm_WARN_ON(display->drm, plane->pipe != crtc->pipe)) continue; plane_state = intel_atomic_get_new_plane_state(state, plane); @@ -505,7 +506,7 @@ int intel_atomic_setup_scalers(struct intel_atomic_state *state, * isn't necessary to change between HQ and dyn mode * on those platforms. */ - if (!plane_state && DISPLAY_VER(dev_priv) >= 10) + if (!plane_state && DISPLAY_VER(display) >= 10) continue; plane_state = intel_atomic_get_plane_state(state, plane); @@ -574,12 +575,12 @@ static u16 glk_nearest_filter_coef(int t) * */ -static void glk_program_nearest_filter_coefs(struct drm_i915_private *dev_priv, +static void glk_program_nearest_filter_coefs(struct intel_display *display, enum pipe pipe, int id, int set) { int i; - intel_de_write_fw(dev_priv, GLK_PS_COEF_INDEX_SET(pipe, id, set), + intel_de_write_fw(display, GLK_PS_COEF_INDEX_SET(pipe, id, set), PS_COEF_INDEX_AUTO_INC); for (i = 0; i < 17 * 7; i += 2) { @@ -592,11 +593,11 @@ static void glk_program_nearest_filter_coefs(struct drm_i915_private *dev_priv, t = glk_coef_tap(i + 1); tmp |= glk_nearest_filter_coef(t) << 16; - intel_de_write_fw(dev_priv, GLK_PS_COEF_DATA_SET(pipe, id, set), + intel_de_write_fw(display, GLK_PS_COEF_DATA_SET(pipe, id, set), tmp); } - intel_de_write_fw(dev_priv, GLK_PS_COEF_INDEX_SET(pipe, id, set), 0); + intel_de_write_fw(display, GLK_PS_COEF_INDEX_SET(pipe, id, set), 0); } static u32 skl_scaler_get_filter_select(enum drm_scaling_filter filter, int set) @@ -612,14 +613,14 @@ static u32 skl_scaler_get_filter_select(enum drm_scaling_filter filter, int set) return PS_FILTER_MEDIUM; } -static void skl_scaler_setup_filter(struct drm_i915_private *dev_priv, enum pipe pipe, +static void skl_scaler_setup_filter(struct intel_display *display, enum pipe pipe, int id, int set, enum drm_scaling_filter filter) { switch (filter) { case DRM_SCALING_FILTER_DEFAULT: break; case DRM_SCALING_FILTER_NEAREST_NEIGHBOR: - glk_program_nearest_filter_coefs(dev_priv, pipe, id, set); + glk_program_nearest_filter_coefs(display, pipe, id, set); break; default: MISSING_CASE(filter); @@ -628,8 +629,8 @@ static void skl_scaler_setup_filter(struct drm_i915_private *dev_priv, enum pipe void skl_pfit_enable(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); const struct intel_crtc_scaler_state *scaler_state = &crtc_state->scaler_state; const struct drm_rect *dst = &crtc_state->pch_pfit.dst; @@ -647,7 +648,7 @@ void skl_pfit_enable(const struct intel_crtc_state *crtc_state) if (!crtc_state->pch_pfit.enabled) return; - if (drm_WARN_ON(&dev_priv->drm, + if (drm_WARN_ON(display->drm, crtc_state->scaler_state.scaler_id < 0)) return; @@ -666,18 +667,18 @@ void skl_pfit_enable(const struct intel_crtc_state *crtc_state) ps_ctrl = PS_SCALER_EN | PS_BINDING_PIPE | scaler_state->scalers[id].mode | skl_scaler_get_filter_select(crtc_state->hw.scaling_filter, 0); - skl_scaler_setup_filter(dev_priv, pipe, id, 0, + skl_scaler_setup_filter(display, pipe, id, 0, crtc_state->hw.scaling_filter); - intel_de_write_fw(dev_priv, SKL_PS_CTRL(pipe, id), ps_ctrl); + intel_de_write_fw(display, SKL_PS_CTRL(pipe, id), ps_ctrl); - intel_de_write_fw(dev_priv, SKL_PS_VPHASE(pipe, id), + intel_de_write_fw(display, SKL_PS_VPHASE(pipe, id), PS_Y_PHASE(0) | PS_UV_RGB_PHASE(uv_rgb_vphase)); - intel_de_write_fw(dev_priv, SKL_PS_HPHASE(pipe, id), + intel_de_write_fw(display, SKL_PS_HPHASE(pipe, id), PS_Y_PHASE(0) | PS_UV_RGB_PHASE(uv_rgb_hphase)); - intel_de_write_fw(dev_priv, SKL_PS_WIN_POS(pipe, id), + intel_de_write_fw(display, SKL_PS_WIN_POS(pipe, id), PS_WIN_XPOS(x) | PS_WIN_YPOS(y)); - intel_de_write_fw(dev_priv, SKL_PS_WIN_SZ(pipe, id), + intel_de_write_fw(display, SKL_PS_WIN_SZ(pipe, id), PS_WIN_XSIZE(width) | PS_WIN_YSIZE(height)); } @@ -686,6 +687,7 @@ skl_program_plane_scaler(struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { + struct intel_display *display = to_intel_display(plane); struct drm_i915_private *dev_priv = to_i915(plane->base.dev); const struct drm_framebuffer *fb = plane_state->hw.fb; enum pipe pipe = plane->pipe; @@ -729,28 +731,27 @@ skl_program_plane_scaler(struct intel_plane *plane, ps_ctrl = PS_SCALER_EN | PS_BINDING_PLANE(plane->id) | scaler->mode | skl_scaler_get_filter_select(plane_state->hw.scaling_filter, 0); - skl_scaler_setup_filter(dev_priv, pipe, scaler_id, 0, + skl_scaler_setup_filter(display, pipe, scaler_id, 0, plane_state->hw.scaling_filter); - intel_de_write_fw(dev_priv, SKL_PS_CTRL(pipe, scaler_id), ps_ctrl); - intel_de_write_fw(dev_priv, SKL_PS_VPHASE(pipe, scaler_id), + intel_de_write_fw(display, SKL_PS_CTRL(pipe, scaler_id), ps_ctrl); + intel_de_write_fw(display, SKL_PS_VPHASE(pipe, scaler_id), PS_Y_PHASE(y_vphase) | PS_UV_RGB_PHASE(uv_rgb_vphase)); - intel_de_write_fw(dev_priv, SKL_PS_HPHASE(pipe, scaler_id), + intel_de_write_fw(display, SKL_PS_HPHASE(pipe, scaler_id), PS_Y_PHASE(y_hphase) | PS_UV_RGB_PHASE(uv_rgb_hphase)); - intel_de_write_fw(dev_priv, SKL_PS_WIN_POS(pipe, scaler_id), + intel_de_write_fw(display, SKL_PS_WIN_POS(pipe, scaler_id), PS_WIN_XPOS(crtc_x) | PS_WIN_YPOS(crtc_y)); - intel_de_write_fw(dev_priv, SKL_PS_WIN_SZ(pipe, scaler_id), + intel_de_write_fw(display, SKL_PS_WIN_SZ(pipe, scaler_id), PS_WIN_XSIZE(crtc_w) | PS_WIN_YSIZE(crtc_h)); } static void skl_detach_scaler(struct intel_crtc *crtc, int id) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(crtc); - intel_de_write_fw(dev_priv, SKL_PS_CTRL(crtc->pipe, id), 0); - intel_de_write_fw(dev_priv, SKL_PS_WIN_POS(crtc->pipe, id), 0); - intel_de_write_fw(dev_priv, SKL_PS_WIN_SZ(crtc->pipe, id), 0); + intel_de_write_fw(display, SKL_PS_CTRL(crtc->pipe, id), 0); + intel_de_write_fw(display, SKL_PS_WIN_POS(crtc->pipe, id), 0); + intel_de_write_fw(display, SKL_PS_WIN_SZ(crtc->pipe, id), 0); } /* @@ -781,8 +782,8 @@ void skl_scaler_disable(const struct intel_crtc_state *old_crtc_state) void skl_scaler_get_config(struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); struct intel_crtc_scaler_state *scaler_state = &crtc_state->scaler_state; int id = -1; int i; @@ -791,15 +792,15 @@ void skl_scaler_get_config(struct intel_crtc_state *crtc_state) for (i = 0; i < crtc->num_scalers; i++) { u32 ctl, pos, size; - ctl = intel_de_read(dev_priv, SKL_PS_CTRL(crtc->pipe, i)); + ctl = intel_de_read(display, SKL_PS_CTRL(crtc->pipe, i)); if ((ctl & (PS_SCALER_EN | PS_BINDING_MASK)) != (PS_SCALER_EN | PS_BINDING_PIPE)) continue; id = i; crtc_state->pch_pfit.enabled = true; - pos = intel_de_read(dev_priv, SKL_PS_WIN_POS(crtc->pipe, i)); - size = intel_de_read(dev_priv, SKL_PS_WIN_SZ(crtc->pipe, i)); + pos = intel_de_read(display, SKL_PS_WIN_POS(crtc->pipe, i)); + size = intel_de_read(display, SKL_PS_WIN_SZ(crtc->pipe, i)); drm_rect_init(&crtc_state->pch_pfit.dst, REG_FIELD_GET(PS_WIN_XPOS_MASK, pos), From 02cd59fb4e978b6de7692f1487cd63334ddee9ec Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 14:26:56 +0200 Subject: [PATCH 072/179] drm/i915/scaler: Carve up intel_atomic_setup_scalers() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Declutter intel_atomic_setup_scalers() a bit by splitting the crtc scaling/pfit vs. plane scaling cases into their own functions. Reviewed-by: Luca Coelho Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107122658.21901-7-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_scaler.c | 92 ++++++++++++++--------- 1 file changed, 56 insertions(+), 36 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index 437fc19972c6..e29e29c4cbc3 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -425,6 +425,55 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat return 0; } +static int setup_crtc_scaler(struct intel_atomic_state *state, + struct intel_crtc *crtc) +{ + struct intel_crtc_state *crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); + struct intel_crtc_scaler_state *scaler_state = + &crtc_state->scaler_state; + + return intel_atomic_setup_scaler(scaler_state, + hweight32(scaler_state->scaler_users), + crtc, "CRTC", crtc->base.base.id, + NULL, &scaler_state->scaler_id); +} + +static int setup_plane_scaler(struct intel_atomic_state *state, + struct intel_crtc *crtc, + struct intel_plane *plane) +{ + struct intel_display *display = to_intel_display(state); + struct intel_crtc_state *crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); + struct intel_crtc_scaler_state *scaler_state = + &crtc_state->scaler_state; + struct intel_plane_state *plane_state; + + /* plane on different crtc cannot be a scaler user of this crtc */ + if (drm_WARN_ON(display->drm, plane->pipe != crtc->pipe)) + return 0; + + plane_state = intel_atomic_get_new_plane_state(state, plane); + + /* + * GLK+ scalers don't have a HQ mode so it + * isn't necessary to change between HQ and dyn mode + * on those platforms. + */ + if (!plane_state && DISPLAY_VER(display) >= 10) + return 0; + + plane_state = intel_atomic_get_plane_state(state, plane); + if (IS_ERR(plane_state)) + return PTR_ERR(plane_state); + + return intel_atomic_setup_scaler(scaler_state, + hweight32(scaler_state->scaler_users), + crtc, "PLANE", plane->base.base.id, + plane_state, &plane_state->scaler_id); +} + /** * intel_atomic_setup_scalers() - setup scalers for crtc per staged requests * @state: atomic state @@ -476,53 +525,24 @@ int intel_atomic_setup_scalers(struct intel_atomic_state *state, /* walkthrough scaler_users bits and start assigning scalers */ for (i = 0; i < sizeof(scaler_state->scaler_users) * 8; i++) { - struct intel_plane_state *plane_state = NULL; - int *scaler_id; - const char *name; - int idx, ret; + int ret; /* skip if scaler not required */ if (!(scaler_state->scaler_users & (1 << i))) continue; if (i == SKL_CRTC_INDEX) { - name = "CRTC"; - idx = crtc->base.base.id; - - /* panel fitter case: assign as a crtc scaler */ - scaler_id = &scaler_state->scaler_id; + ret = setup_crtc_scaler(state, crtc); + if (ret) + return ret; } else { struct intel_plane *plane = to_intel_plane(drm_plane_from_index(display->drm, i)); - /* plane on different crtc cannot be a scaler user of this crtc */ - if (drm_WARN_ON(display->drm, plane->pipe != crtc->pipe)) - continue; - - plane_state = intel_atomic_get_new_plane_state(state, plane); - - /* - * GLK+ scalers don't have a HQ mode so it - * isn't necessary to change between HQ and dyn mode - * on those platforms. - */ - if (!plane_state && DISPLAY_VER(display) >= 10) - continue; - - plane_state = intel_atomic_get_plane_state(state, plane); - if (IS_ERR(plane_state)) - return PTR_ERR(plane_state); - - name = "PLANE"; - idx = plane->base.base.id; - scaler_id = &plane_state->scaler_id; + ret = setup_plane_scaler(state, crtc, plane); + if (ret) + return ret; } - - ret = intel_atomic_setup_scaler(scaler_state, num_scalers_need, - crtc, name, idx, - plane_state, scaler_id); - if (ret < 0) - return ret; } return 0; From 3de26c81e9ae4aa142c7ce65b570b2e24861f51f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 14:26:57 +0200 Subject: [PATCH 073/179] drm/i915/scaler: Make scaler in_use a bool MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Make scaler in_use a boolean since that's how it's used. Reviewed-by: Luca Coelho Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107122658.21901-8-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/intel_display_types.h | 2 +- drivers/gpu/drm/i915/display/skl_scaler.c | 8 ++++---- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index d3a1aa7c919f..339e4b0f7698 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -697,8 +697,8 @@ struct intel_initial_plane_config { }; struct intel_scaler { - int in_use; u32 mode; + bool in_use; }; struct intel_crtc_scaler_state { diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index e29e29c4cbc3..cefbcabba134 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -150,7 +150,7 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, if (force_detach || !need_scaler) { if (*scaler_id >= 0) { scaler_state->scaler_users &= ~(1 << scaler_user); - scaler_state->scalers[*scaler_id].in_use = 0; + scaler_state->scalers[*scaler_id].in_use = false; drm_dbg_kms(display->drm, "scaler_user index %u.%u: " @@ -309,7 +309,7 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat continue; *scaler_id = j; - scaler_state->scalers[*scaler_id].in_use = 1; + scaler_state->scalers[*scaler_id].in_use = true; break; } } @@ -350,9 +350,9 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat * scaler 0 operates in high quality (HQ) mode. * In this case use scaler 0 to take advantage of HQ mode */ - scaler_state->scalers[*scaler_id].in_use = 0; + scaler_state->scalers[*scaler_id].in_use = false; *scaler_id = 0; - scaler_state->scalers[0].in_use = 1; + scaler_state->scalers[0].in_use = true; mode = SKL_PS_SCALER_MODE_HQ; } else { mode = SKL_PS_SCALER_MODE_DYN; From ecf2afc59c1ea3cdd3777effa7a422f60b9039c8 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 7 Nov 2024 14:26:58 +0200 Subject: [PATCH 074/179] drm/i915/scaler: Extract intel_allocate_scaler() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit intel_atomic_setup_scaler() is a mess. Make it a bit less so by moving the scaler allocation loop into its own function. Reviewed-by: Luca Coelho Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241107122658.21901-9-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/display/skl_scaler.c | 31 ++++++++++++++--------- 1 file changed, 19 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index cefbcabba134..11f73659c1b6 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -291,6 +291,23 @@ int skl_update_scaler_plane(struct intel_crtc_state *crtc_state, need_scaler); } +static int intel_allocate_scaler(struct intel_crtc_scaler_state *scaler_state, + struct intel_crtc *crtc) +{ + int i; + + for (i = 0; i < crtc->num_scalers; i++) { + if (scaler_state->scalers[i].in_use) + continue; + + scaler_state->scalers[i].in_use = true; + + return i; + } + + return -1; +} + static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_state, int num_scalers_need, struct intel_crtc *crtc, const char *name, int idx, @@ -299,20 +316,10 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat { struct intel_display *display = to_intel_display(crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - int j; u32 mode; - if (*scaler_id < 0) { - /* find a free scaler */ - for (j = 0; j < crtc->num_scalers; j++) { - if (scaler_state->scalers[j].in_use) - continue; - - *scaler_id = j; - scaler_state->scalers[*scaler_id].in_use = true; - break; - } - } + if (*scaler_id < 0) + *scaler_id = intel_allocate_scaler(scaler_state, crtc); if (drm_WARN(display->drm, *scaler_id < 0, "Cannot find scaler for %s:%d\n", name, idx)) From 44499559496c1dac43583f4387d38de1b612a69b Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Mon, 4 Nov 2024 09:29:51 +0530 Subject: [PATCH 075/179] drm/i915/hdcp: Fix when the first read and write are retried Make sure that the first read/write in hdcp2_authentication_key_exchange are only retried when we have either DP/DPMST encoder connected, since we do this to give docks and dp encoders some extra time to get their HDCP DPCD registers ready only for DP/DPMST encoders as this issue is only observed here no need to burden other encoders with extra retries as this causes the HDMI connector to have some other timing issue and fails HDCP authentication. --v2 -Add intent of patch [Chaitanya] -Add reasoning for loop [Jani] -Make sure we forfiet the 50ms wait for non DP/DPMST encoders. --v3 -Remove the is_dp_encoder check [Jani/Chaitanya] -Make the commit message more clearer [Jani] Fixes: 9d5a05f86d2f ("drm/i915/hdcp: Retry first read and writes to downstream") Signed-off-by: Suraj Kandpal Reviewed-by: Chaitanya Kumar Borah Link: https://patchwork.freedesktop.org/patch/msgid/20241104035951.517837-1-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/intel_hdcp.c | 32 ++++++++++++++--------- 1 file changed, 20 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index dbcdd1777fa3..ad6cdee465bc 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -1511,6 +1511,8 @@ static int hdcp2_deauthenticate_port(struct intel_connector *connector) static int hdcp2_authentication_key_exchange(struct intel_connector *connector) { struct intel_display *display = to_intel_display(connector); + struct intel_digital_port *dig_port = + intel_attached_dig_port(connector); struct intel_hdcp *hdcp = &connector->hdcp; union { struct hdcp2_ake_init ake_init; @@ -1521,30 +1523,36 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector) } msgs; const struct intel_hdcp_shim *shim = hdcp->shim; size_t size; - int ret, i; + int ret, i, max_retries; /* Init for seq_num */ hdcp->seq_num_v = 0; hdcp->seq_num_m = 0; + if (intel_encoder_is_dp(&dig_port->base) || + intel_encoder_is_mst(&dig_port->base)) + max_retries = 10; + else + max_retries = 1; + ret = hdcp2_prepare_ake_init(connector, &msgs.ake_init); if (ret < 0) return ret; /* * Retry the first read and write to downstream at least 10 times - * with a 50ms delay if not hdcp2 capable(dock decides to stop advertising - * hdcp2 capability for some reason). The reason being that - * during suspend resume dock usually keeps the HDCP2 registers inaccesible - * causing AUX error. This wouldn't be a big problem if the userspace - * just kept retrying with some delay while it continues to play low - * value content but most userpace applications end up throwing an error - * when it receives one from KMD. This makes sure we give the dock - * and the sink devices to complete its power cycle and then try HDCP - * authentication. The values of 10 and delay of 50ms was decided based - * on multiple trial and errors. + * with a 50ms delay if not hdcp2 capable for DP/DPMST encoders + * (dock decides to stop advertising hdcp2 capability for some reason). + * The reason being that during suspend resume dock usually keeps the + * HDCP2 registers inaccesible causing AUX error. This wouldn't be a + * big problem if the userspace just kept retrying with some delay while + * it continues to play low value content but most userpace applications + * end up throwing an error when it receives one from KMD. This makes + * sure we give the dock and the sink devices to complete its power cycle + * and then try HDCP authentication. The values of 10 and delay of 50ms + * was decided based on multiple trial and errors. */ - for (i = 0; i < 10; i++) { + for (i = 0; i < max_retries; i++) { if (!intel_hdcp2_get_capability(connector)) { msleep(50); continue; From 7347d4e4d53ff4002fdc42e6eb2ace403eccf393 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:50 +0200 Subject: [PATCH 076/179] drm/i915/display: identify discrete graphics Identify discrete graphics separately in display, using the platform group mechanism. This enables dropping the dependency on i915_drv.h IS_DGFX() from display code. Start grouping platform groups separately in INTEL_DISPLAY_PLATFORMS() in anticipation of more groups to come. Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/c02230d26cc0d9dbd7ddcc064661b2ad03739b6a.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_device.c | 8 ++++++-- drivers/gpu/drm/i915/display/intel_display_device.h | 4 +++- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c index 5f98e1b2a401..47957384d56d 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.c +++ b/drivers/gpu/drm/i915/display/intel_display_device.c @@ -1011,6 +1011,7 @@ static const enum intel_step dg1_steppings[] = { static const struct platform_desc dg1_desc = { PLATFORM(dg1), + PLATFORM_GROUP(dgfx), .info = &(const struct intel_display_device_info) { XE_D_DISPLAY, @@ -1238,6 +1239,7 @@ static const enum intel_step dg2_g12_steppings[] = { static const struct platform_desc dg2_desc = { PLATFORM(dg2), + PLATFORM_GROUP(dgfx), .subplatforms = (const struct subplatform_desc[]) { { SUBPLATFORM(dg2, g10), @@ -1338,6 +1340,7 @@ static const struct platform_desc lnl_desc = { static const struct platform_desc bmg_desc = { PLATFORM(battlemage), + PLATFORM_GROUP(dgfx), }; static const struct platform_desc ptl_desc = { @@ -1636,9 +1639,10 @@ void intel_display_device_probe(struct drm_i915_private *i915) DISPLAY_RUNTIME_INFO(i915)->step = step; - drm_info(&i915->drm, "Found %s%s%s (device ID %04x) display version %u.%02u stepping %s\n", + drm_info(&i915->drm, "Found %s%s%s (device ID %04x) %s display version %u.%02u stepping %s\n", desc->name, subdesc ? "/" : "", subdesc ? subdesc->name : "", - pdev->device, DISPLAY_RUNTIME_INFO(i915)->ip.ver, + pdev->device, display->platform.dgfx ? "discrete" : "integrated", + DISPLAY_RUNTIME_INFO(i915)->ip.ver, DISPLAY_RUNTIME_INFO(i915)->ip.rel, step != STEP_NONE ? intel_step_name(step) : "N/A"); diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index a8a0b4332247..962a46e54499 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -21,6 +21,9 @@ struct drm_printer; * platform. */ #define INTEL_DISPLAY_PLATFORMS(func) \ + /* Platform group aliases */ \ + func(g4x) /* g45 and gm45 */ \ + func(dgfx) /* discrete graphics */ \ /* Display ver 2 */ \ func(i830) \ func(i845g) \ @@ -38,7 +41,6 @@ struct drm_printer; func(i965gm) \ func(g45) \ func(gm45) \ - func(g4x) /* group alias for g45 and gm45 */ \ /* Display ver 5 */ \ func(ironlake) \ /* Display ver 6 */ \ From 76b7c4f1a27df808e68cb6aa5946d3ba4ece1828 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:51 +0200 Subject: [PATCH 077/179] drm/i915/display: convert HAS_D12_PLANE_MINIMIZATION() to struct intel_display Convert HAS_D12_PLANE_MINIMIZATION() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. Reviewed-by: Vinod Govindapillai Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/ed9402eb83ab301f3c1d60884376d715b2190fd3.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_device.c | 2 +- drivers/gpu/drm/i915/display/intel_display_device.h | 2 +- drivers/gpu/drm/i915/display/intel_display_irq.c | 12 +++++++----- drivers/gpu/drm/i915/display/skl_universal_plane.c | 4 +++- 4 files changed, 12 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c index 47957384d56d..1e561df02751 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.c +++ b/drivers/gpu/drm/i915/display/intel_display_device.c @@ -1687,7 +1687,7 @@ static void __intel_display_device_info_runtime_init(struct drm_i915_private *i9 display_runtime->num_scalers[PIPE_C] = 1; } - if (DISPLAY_VER(i915) >= 13 || HAS_D12_PLANE_MINIMIZATION(i915)) + if (DISPLAY_VER(i915) >= 13 || HAS_D12_PLANE_MINIMIZATION(display)) for_each_pipe(i915, pipe) display_runtime->num_sprites[pipe] = 4; else if (DISPLAY_VER(i915) >= 11) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 962a46e54499..886be1ffb85d 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -144,7 +144,7 @@ struct intel_display_platforms { #define HAS_CDCLK_CRAWL(i915) (DISPLAY_INFO(i915)->has_cdclk_crawl) #define HAS_CDCLK_SQUASH(i915) (DISPLAY_INFO(i915)->has_cdclk_squash) #define HAS_CUR_FBC(i915) (!HAS_GMCH(i915) && IS_DISPLAY_VER(i915, 7, 13)) -#define HAS_D12_PLANE_MINIMIZATION(i915) (IS_ROCKETLAKE(i915) || IS_ALDERLAKE_S(i915)) +#define HAS_D12_PLANE_MINIMIZATION(__display) ((__display)->platform.rocketlake || (__display)->platform.alderlake_s) #define HAS_DBUF_OVERLAP_DETECTION(__i915) (DISPLAY_RUNTIME_INFO(__i915)->has_dbuf_overlap_detection) #define HAS_DDI(i915) (DISPLAY_INFO(i915)->has_ddi) #define HAS_DISPLAY(i915) (DISPLAY_RUNTIME_INFO(i915)->pipe_mask != 0) diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index e1547ebce60e..f0d3bdb5fc60 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -843,7 +843,9 @@ static u32 gen8_de_port_aux_mask(struct drm_i915_private *dev_priv) static u32 gen8_de_pipe_fault_mask(struct drm_i915_private *dev_priv) { - if (DISPLAY_VER(dev_priv) >= 14) + struct intel_display *display = &dev_priv->display; + + if (DISPLAY_VER(display) >= 14) return MTL_PIPEDMC_ATS_FAULT | MTL_PLANE_ATS_FAULT | GEN12_PIPEDMC_FAULT | @@ -853,7 +855,7 @@ static u32 gen8_de_pipe_fault_mask(struct drm_i915_private *dev_priv) GEN9_PIPE_PLANE3_FAULT | GEN9_PIPE_PLANE2_FAULT | GEN9_PIPE_PLANE1_FAULT; - if (DISPLAY_VER(dev_priv) >= 13 || HAS_D12_PLANE_MINIMIZATION(dev_priv)) + if (DISPLAY_VER(display) >= 13 || HAS_D12_PLANE_MINIMIZATION(display)) return GEN12_PIPEDMC_FAULT | GEN9_PIPE_CURSOR_FAULT | GEN11_PIPE_PLANE5_FAULT | @@ -861,7 +863,7 @@ static u32 gen8_de_pipe_fault_mask(struct drm_i915_private *dev_priv) GEN9_PIPE_PLANE3_FAULT | GEN9_PIPE_PLANE2_FAULT | GEN9_PIPE_PLANE1_FAULT; - else if (DISPLAY_VER(dev_priv) == 12) + else if (DISPLAY_VER(display) == 12) return GEN12_PIPEDMC_FAULT | GEN9_PIPE_CURSOR_FAULT | GEN11_PIPE_PLANE7_FAULT | @@ -871,7 +873,7 @@ static u32 gen8_de_pipe_fault_mask(struct drm_i915_private *dev_priv) GEN9_PIPE_PLANE3_FAULT | GEN9_PIPE_PLANE2_FAULT | GEN9_PIPE_PLANE1_FAULT; - else if (DISPLAY_VER(dev_priv) == 11) + else if (DISPLAY_VER(display) == 11) return GEN9_PIPE_CURSOR_FAULT | GEN11_PIPE_PLANE7_FAULT | GEN11_PIPE_PLANE6_FAULT | @@ -880,7 +882,7 @@ static u32 gen8_de_pipe_fault_mask(struct drm_i915_private *dev_priv) GEN9_PIPE_PLANE3_FAULT | GEN9_PIPE_PLANE2_FAULT | GEN9_PIPE_PLANE1_FAULT; - else if (DISPLAY_VER(dev_priv) >= 9) + else if (DISPLAY_VER(display) >= 9) return GEN9_PIPE_CURSOR_FAULT | GEN9_PIPE_PLANE4_FAULT | GEN9_PIPE_PLANE3_FAULT | diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index f3972dd0bbce..606e38b3ede6 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -239,7 +239,9 @@ int skl_format_to_fourcc(int format, bool rgb_order, bool alpha) static u8 icl_nv12_y_plane_mask(struct drm_i915_private *i915) { - if (DISPLAY_VER(i915) >= 13 || HAS_D12_PLANE_MINIMIZATION(i915)) + struct intel_display *display = &i915->display; + + if (DISPLAY_VER(display) >= 13 || HAS_D12_PLANE_MINIMIZATION(display)) return BIT(PLANE_4) | BIT(PLANE_5); else return BIT(PLANE_6) | BIT(PLANE_7); From a4a7188e2ac17e6eb9fccd017695a34a407b5d1f Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:52 +0200 Subject: [PATCH 078/179] drm/i915/display: convert HAS_4TILE() to struct intel_display Convert HAS_4TILE() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. Reviewed-by: Vinod Govindapillai Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/123799e7c96d03d8eea7d9bea3d450e82c88ae5d.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../gpu/drm/i915/display/intel_display_device.h | 2 +- drivers/gpu/drm/i915/display/skl_universal_plane.c | 14 ++++++++------ 2 files changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 886be1ffb85d..5176d109251a 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -138,7 +138,7 @@ struct intel_display_platforms { func(overlay_needs_physical); \ func(supports_tv); -#define HAS_4TILE(i915) (IS_DG2(i915) || DISPLAY_VER(i915) >= 14) +#define HAS_4TILE(__display) ((__display)->platform.dg2 || DISPLAY_VER(__display) >= 14) #define HAS_ASYNC_FLIPS(i915) (DISPLAY_VER(i915) >= 5) #define HAS_BIGJOINER(i915) (DISPLAY_VER(i915) >= 11 && HAS_DSC(i915)) #define HAS_CDCLK_CRAWL(i915) (DISPLAY_INFO(i915)->has_cdclk_crawl) diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index 606e38b3ede6..c204cc56cde8 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -2539,13 +2539,14 @@ static bool tgl_plane_has_mc_ccs(struct drm_i915_private *i915, static u8 skl_get_plane_caps(struct drm_i915_private *i915, enum pipe pipe, enum plane_id plane_id) { + struct intel_display *display = &i915->display; u8 caps = INTEL_PLANE_CAP_TILING_X; - if (DISPLAY_VER(i915) < 13 || IS_ALDERLAKE_P(i915)) + if (DISPLAY_VER(display) < 13 || display->platform.alderlake_p) caps |= INTEL_PLANE_CAP_TILING_Y; - if (DISPLAY_VER(i915) < 12) + if (DISPLAY_VER(display) < 12) caps |= INTEL_PLANE_CAP_TILING_Yf; - if (HAS_4TILE(i915)) + if (HAS_4TILE(display)) caps |= INTEL_PLANE_CAP_TILING_4; if (!IS_ENABLED(I915) && !HAS_FLAT_CCS(i915)) @@ -2553,14 +2554,14 @@ static u8 skl_get_plane_caps(struct drm_i915_private *i915, if (skl_plane_has_rc_ccs(i915, pipe, plane_id)) { caps |= INTEL_PLANE_CAP_CCS_RC; - if (DISPLAY_VER(i915) >= 12) + if (DISPLAY_VER(display) >= 12) caps |= INTEL_PLANE_CAP_CCS_RC_CC; } if (tgl_plane_has_mc_ccs(i915, plane_id)) caps |= INTEL_PLANE_CAP_CCS_MC; - if (DISPLAY_VER(i915) >= 14 && IS_DGFX(i915)) + if (DISPLAY_VER(display) >= 14 && display->platform.dgfx) caps |= INTEL_PLANE_CAP_NEED64K_PHYS; return caps; @@ -2734,6 +2735,7 @@ void skl_get_initial_plane_config(struct intel_crtc *crtc, struct intel_initial_plane_config *plane_config) { + struct intel_display *display = to_intel_display(crtc); struct intel_crtc_state *crtc_state = to_intel_crtc_state(crtc->base.state); struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); @@ -2815,7 +2817,7 @@ skl_get_initial_plane_config(struct intel_crtc *crtc, fb->modifier = I915_FORMAT_MOD_Y_TILED; break; case PLANE_CTL_TILED_YF: /* aka PLANE_CTL_TILED_4 on XE_LPD+ */ - if (HAS_4TILE(dev_priv)) { + if (HAS_4TILE(display)) { u32 rc_mask = PLANE_CTL_RENDER_DECOMPRESSION_ENABLE | PLANE_CTL_CLEAR_COLOR_DISABLE; From b73b6c0117531e6f24c277992da213a90763d3a1 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:53 +0200 Subject: [PATCH 079/179] drm/i915/display: convert HAS_DOUBLE_BUFFERED_M_N() to struct intel_display Convert HAS_DOUBLE_BUFFERED_M_N() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. v2: Rebase Reviewed-by: Vinod Govindapillai Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/d313d32ae411b86eedb86c4a4949dc84588362df.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display.c | 3 ++- drivers/gpu/drm/i915/display/intel_display_device.h | 2 +- drivers/gpu/drm/i915/display/intel_dp.c | 4 ++-- drivers/gpu/drm/i915/display/intel_drrs.c | 4 +++- 4 files changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 46f6643d8d0f..e338bbaa36fd 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5322,6 +5322,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, const struct intel_crtc_state *pipe_config, bool fastset) { + struct intel_display *display = to_intel_display(current_config); struct drm_i915_private *dev_priv = to_i915(current_config->uapi.crtc->dev); struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); struct drm_printer p; @@ -5562,7 +5563,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, PIPE_CONF_CHECK_I(lane_count); PIPE_CONF_CHECK_X(lane_lat_optim_mask); - if (HAS_DOUBLE_BUFFERED_M_N(dev_priv)) { + if (HAS_DOUBLE_BUFFERED_M_N(display)) { if (!fastset || !pipe_config->update_m_n) PIPE_CONF_CHECK_M_N(dp_m_n); } else { diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 5176d109251a..78a93c7193e4 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -150,7 +150,7 @@ struct intel_display_platforms { #define HAS_DISPLAY(i915) (DISPLAY_RUNTIME_INFO(i915)->pipe_mask != 0) #define HAS_DMC(i915) (DISPLAY_RUNTIME_INFO(i915)->has_dmc) #define HAS_DMC_WAKELOCK(i915) (DISPLAY_VER(i915) >= 20) -#define HAS_DOUBLE_BUFFERED_M_N(i915) (DISPLAY_VER(i915) >= 9 || IS_BROADWELL(i915)) +#define HAS_DOUBLE_BUFFERED_M_N(__display) (DISPLAY_VER(__display) >= 9 || (__display)->platform.broadwell) #define HAS_DOUBLE_WIDE(i915) (DISPLAY_VER(i915) < 4) #define HAS_DP_MST(i915) (DISPLAY_INFO(i915)->has_dp_mst) #define HAS_DP20(i915) (IS_DG2(i915) || DISPLAY_VER(i915) >= 14) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 95c71e425fbe..565ddaffb64e 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1719,13 +1719,13 @@ static int intel_dp_max_bpp(struct intel_dp *intel_dp, static bool has_seamless_m_n(struct intel_connector *connector) { - struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_display *display = to_intel_display(connector); /* * Seamless M/N reprogramming only implemented * for BDW+ double buffered M/N registers so far. */ - return HAS_DOUBLE_BUFFERED_M_N(i915) && + return HAS_DOUBLE_BUFFERED_M_N(display) && intel_panel_drrs_type(connector) == DRRS_TYPE_SEAMLESS; } diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c index bb39eb96e812..0fec01b79b23 100644 --- a/drivers/gpu/drm/i915/display/intel_drrs.c +++ b/drivers/gpu/drm/i915/display/intel_drrs.c @@ -68,7 +68,9 @@ const char *intel_drrs_type_str(enum drrs_type drrs_type) bool intel_cpu_transcoder_has_drrs(struct drm_i915_private *i915, enum transcoder cpu_transcoder) { - if (HAS_DOUBLE_BUFFERED_M_N(i915)) + struct intel_display *display = &i915->display; + + if (HAS_DOUBLE_BUFFERED_M_N(display)) return true; return intel_cpu_transcoder_has_m2_n2(i915, cpu_transcoder); From bd3b470e040ec56202c424f0a37b4eda4c94d734 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:54 +0200 Subject: [PATCH 080/179] drm/i915/display: convert HAS_DP20() to struct intel_display Convert HAS_DP20() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. v2: Rebase Reviewed-by: Vinod Govindapillai # v1 Reviewed-by: Rodrigo Vivi # v1 Link: https://patchwork.freedesktop.org/patch/msgid/757d91d2a57052b11cbd9f4f40d836d9245ca926.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_audio.c | 7 ++--- drivers/gpu/drm/i915/display/intel_ddi.c | 28 +++++++++---------- .../drm/i915/display/intel_display_device.h | 2 +- drivers/gpu/drm/i915/display/intel_psr.c | 8 ++---- 4 files changed, 21 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c index 047cc5a2ef1f..c6b251f178c2 100644 --- a/drivers/gpu/drm/i915/display/intel_audio.c +++ b/drivers/gpu/drm/i915/display/intel_audio.c @@ -681,12 +681,11 @@ static void ibx_audio_codec_enable(struct intel_encoder *encoder, void intel_audio_sdp_split_update(const struct intel_crtc_state *crtc_state) { - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc_state); enum transcoder trans = crtc_state->cpu_transcoder; - if (HAS_DP20(i915)) - intel_de_rmw(i915, AUD_DP_2DOT0_CTRL(trans), AUD_ENABLE_SDP_SPLIT, + if (HAS_DP20(display)) + intel_de_rmw(display, AUD_DP_2DOT0_CTRL(trans), AUD_ENABLE_SDP_SPLIT, crtc_state->sdp_split_enable ? AUD_ENABLE_SDP_SPLIT : 0); } diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 769bd1f26db2..4c482a6cf1c7 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -459,17 +459,16 @@ intel_ddi_config_transcoder_dp2(const struct intel_crtc_state *crtc_state, bool enable) { struct intel_display *display = to_intel_display(crtc_state); - struct drm_i915_private *i915 = to_i915(display->drm); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; u32 val = 0; - if (!HAS_DP20(i915)) + if (!HAS_DP20(display)) return; if (enable && intel_dp_is_uhbr(crtc_state)) val = TRANS_DP2_128B132B_CHANNEL_CODING; - intel_de_write(i915, TRANS_DP2_CTL(cpu_transcoder), val); + intel_de_write(display, TRANS_DP2_CTL(cpu_transcoder), val); } /* @@ -716,8 +715,8 @@ int intel_ddi_toggle_hdcp_bits(struct intel_encoder *intel_encoder, bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector) { - struct drm_device *dev = intel_connector->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(intel_connector); + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_encoder *encoder = intel_attached_encoder(intel_connector); int type = intel_connector->base.connector_type; enum port port = encoder->port; @@ -763,7 +762,7 @@ bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector) break; case TRANS_DDI_MODE_SELECT_FDI_OR_128B132B: - if (HAS_DP20(dev_priv)) + if (HAS_DP20(display)) /* 128b/132b */ ret = false; else @@ -785,8 +784,8 @@ bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector) static void intel_ddi_get_encoder_pipes(struct intel_encoder *encoder, u8 *pipe_mask, bool *is_dp_mst) { - struct drm_device *dev = encoder->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(encoder); + struct drm_i915_private *dev_priv = to_i915(display->drm); enum port port = encoder->port; intel_wakeref_t wakeref; enum pipe p; @@ -856,7 +855,7 @@ static void intel_ddi_get_encoder_pipes(struct intel_encoder *encoder, continue; if ((tmp & TRANS_DDI_MODE_SELECT_MASK) == TRANS_DDI_MODE_SELECT_DP_MST || - (HAS_DP20(dev_priv) && + (HAS_DP20(display) && (tmp & TRANS_DDI_MODE_SELECT_MASK) == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B)) mst_pipe_mask |= BIT(p); @@ -2871,9 +2870,9 @@ static void intel_ddi_pre_enable_dp(struct intel_atomic_state *state, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) { - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + struct intel_display *display = to_intel_display(encoder); - if (HAS_DP20(dev_priv)) + if (HAS_DP20(display)) intel_dp_128b132b_sdp_crc16(enc_to_intel_dp(encoder), crtc_state); @@ -2881,9 +2880,9 @@ static void intel_ddi_pre_enable_dp(struct intel_atomic_state *state, if (crtc_state->has_panel_replay) intel_psr_enable_sink(enc_to_intel_dp(encoder), crtc_state); - if (DISPLAY_VER(dev_priv) >= 14) + if (DISPLAY_VER(display) >= 14) mtl_ddi_pre_enable_dp(state, encoder, crtc_state, conn_state); - else if (DISPLAY_VER(dev_priv) >= 12) + else if (DISPLAY_VER(display) >= 12) tgl_ddi_pre_enable_dp(state, encoder, crtc_state, conn_state); else hsw_ddi_pre_enable_dp(state, encoder, crtc_state, conn_state); @@ -3882,6 +3881,7 @@ static void bdw_get_trans_port_sync_config(struct intel_crtc_state *crtc_state) static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); enum transcoder cpu_transcoder = pipe_config->cpu_transcoder; @@ -3971,7 +3971,7 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, intel_hdmi_infoframes_enabled(encoder, pipe_config); break; case TRANS_DDI_MODE_SELECT_FDI_OR_128B132B: - if (!HAS_DP20(dev_priv)) { + if (!HAS_DP20(display)) { /* FDI */ pipe_config->output_types |= BIT(INTEL_OUTPUT_ANALOG); pipe_config->enhanced_framing = diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 78a93c7193e4..2eae10900d0d 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -153,7 +153,7 @@ struct intel_display_platforms { #define HAS_DOUBLE_BUFFERED_M_N(__display) (DISPLAY_VER(__display) >= 9 || (__display)->platform.broadwell) #define HAS_DOUBLE_WIDE(i915) (DISPLAY_VER(i915) < 4) #define HAS_DP_MST(i915) (DISPLAY_INFO(i915)->has_dp_mst) -#define HAS_DP20(i915) (IS_DG2(i915) || DISPLAY_VER(i915) >= 14) +#define HAS_DP20(__display) ((__display)->platform.dg2 || DISPLAY_VER(__display) >= 14) #define HAS_DPT(i915) (DISPLAY_VER(i915) >= 13) #define HAS_DSB(i915) (DISPLAY_INFO(i915)->has_dsb) #define HAS_DSC(__i915) (DISPLAY_RUNTIME_INFO(__i915)->has_dsc) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 16888935b33a..2055bf015517 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -3319,11 +3319,10 @@ void intel_psr_flush(struct intel_display *display, void intel_psr_init(struct intel_dp *intel_dp) { struct intel_display *display = to_intel_display(intel_dp); - struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_connector *connector = intel_dp->attached_connector; struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - if (!(HAS_PSR(display) || HAS_DP20(dev_priv))) + if (!(HAS_PSR(display) || HAS_DP20(display))) return; /* @@ -3341,7 +3340,7 @@ void intel_psr_init(struct intel_dp *intel_dp) return; } - if ((HAS_DP20(dev_priv) && !intel_dp_is_edp(intel_dp)) || + if ((HAS_DP20(display) && !intel_dp_is_edp(intel_dp)) || DISPLAY_VER(display) >= 20) intel_dp->psr.source_panel_replay_support = true; @@ -3958,7 +3957,6 @@ DEFINE_SHOW_ATTRIBUTE(i915_psr_status); void intel_psr_connector_debugfs_add(struct intel_connector *connector) { struct intel_display *display = to_intel_display(connector); - struct drm_i915_private *i915 = to_i915(connector->base.dev); struct dentry *root = connector->base.debugfs_entry; if (connector->base.connector_type != DRM_MODE_CONNECTOR_eDP && @@ -3968,7 +3966,7 @@ void intel_psr_connector_debugfs_add(struct intel_connector *connector) debugfs_create_file("i915_psr_sink_status", 0444, root, connector, &i915_psr_sink_status_fops); - if (HAS_PSR(display) || HAS_DP20(i915)) + if (HAS_PSR(display) || HAS_DP20(display)) debugfs_create_file("i915_psr_status", 0444, root, connector, &i915_psr_status_fops); } From 86787e55bcd3a7b27cd3bd05a0f43919541bb2f2 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:55 +0200 Subject: [PATCH 081/179] drm/i915/display: convert HAS_GMBUS_BURST_READ() to struct intel_display Convert HAS_GMBUS_BURST_READ() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. Reviewed-by: Vinod Govindapillai Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/34dfafeccf6f8ddd5437c79e18978151bfd96c24.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_device.h | 2 +- drivers/gpu/drm/i915/display/intel_gmbus.c | 3 +-- 2 files changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 2eae10900d0d..0c55dbd4caa8 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -162,7 +162,7 @@ struct intel_display_platforms { #define HAS_FPGA_DBG_UNCLAIMED(i915) (DISPLAY_INFO(i915)->has_fpga_dbg) #define HAS_FW_BLC(i915) (DISPLAY_VER(i915) >= 3) #define HAS_GMBUS_IRQ(i915) (DISPLAY_VER(i915) >= 4) -#define HAS_GMBUS_BURST_READ(i915) (DISPLAY_VER(i915) >= 10 || IS_KABYLAKE(i915)) +#define HAS_GMBUS_BURST_READ(__display) (DISPLAY_VER(__display) >= 10 || (__display)->platform.kabylake) #define HAS_GMCH(i915) (DISPLAY_INFO(i915)->has_gmch) #define HAS_HW_SAGV_WM(i915) (DISPLAY_VER(i915) >= 13 && !IS_DGFX(i915)) #define HAS_IPC(i915) (DISPLAY_INFO(i915)->has_ipc) diff --git a/drivers/gpu/drm/i915/display/intel_gmbus.c b/drivers/gpu/drm/i915/display/intel_gmbus.c index e3d938c7f83e..807cf606e7a8 100644 --- a/drivers/gpu/drm/i915/display/intel_gmbus.c +++ b/drivers/gpu/drm/i915/display/intel_gmbus.c @@ -496,14 +496,13 @@ static int gmbus_xfer_read(struct intel_display *display, struct i2c_msg *msg, u32 gmbus0_reg, u32 gmbus1_index) { - struct drm_i915_private *i915 = to_i915(display->drm); u8 *buf = msg->buf; unsigned int rx_size = msg->len; unsigned int len; int ret; do { - if (HAS_GMBUS_BURST_READ(i915)) + if (HAS_GMBUS_BURST_READ(display)) len = min(rx_size, INTEL_GMBUS_BURST_READ_MAX_LEN); else len = min(rx_size, gmbus_max_xfer_size(display)); From e77f8c2ba2852943e642c1eb1c71551643b83590 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:56 +0200 Subject: [PATCH 082/179] drm/i915/display: convert HAS_IPS() to struct intel_display Convert HAS_IPS() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. Reviewed-by: Vinod Govindapillai Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/55fd6063b30ca227483a479cff0012e5a915196d.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/hsw_ips.c | 4 +++- drivers/gpu/drm/i915/display/intel_display.c | 3 ++- drivers/gpu/drm/i915/display/intel_display_device.h | 2 +- 3 files changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/hsw_ips.c b/drivers/gpu/drm/i915/display/hsw_ips.c index 405116100d67..d02c328bf902 100644 --- a/drivers/gpu/drm/i915/display/hsw_ips.c +++ b/drivers/gpu/drm/i915/display/hsw_ips.c @@ -185,7 +185,9 @@ void hsw_ips_post_update(struct intel_atomic_state *state, /* IPS only exists on ULT machines and is tied to pipe A. */ bool hsw_crtc_supports_ips(struct intel_crtc *crtc) { - return HAS_IPS(to_i915(crtc->base.dev)) && crtc->pipe == PIPE_A; + struct intel_display *display = to_intel_display(crtc); + + return HAS_IPS(display) && crtc->pipe == PIPE_A; } static bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index e338bbaa36fd..f6959b208481 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -4545,6 +4545,7 @@ static int hsw_compute_linetime_wm(struct intel_atomic_state *state, static int intel_crtc_atomic_check(struct intel_atomic_state *state, struct intel_crtc *crtc) { + struct intel_display *display = to_intel_display(crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); @@ -4586,7 +4587,7 @@ static int intel_crtc_atomic_check(struct intel_atomic_state *state, return ret; } - if (HAS_IPS(dev_priv)) { + if (HAS_IPS(display)) { ret = hsw_ips_compute_config(state, crtc); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 0c55dbd4caa8..3145536ace6f 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -166,7 +166,7 @@ struct intel_display_platforms { #define HAS_GMCH(i915) (DISPLAY_INFO(i915)->has_gmch) #define HAS_HW_SAGV_WM(i915) (DISPLAY_VER(i915) >= 13 && !IS_DGFX(i915)) #define HAS_IPC(i915) (DISPLAY_INFO(i915)->has_ipc) -#define HAS_IPS(i915) (IS_HASWELL_ULT(i915) || IS_BROADWELL(i915)) +#define HAS_IPS(__display) ((__display)->platform.haswell_ult || (__display)->platform.broadwell) #define HAS_LRR(i915) (DISPLAY_VER(i915) >= 12) #define HAS_LSPCON(i915) (IS_DISPLAY_VER(i915, 9, 10)) #define HAS_MBUS_JOINING(i915) (IS_ALDERLAKE_P(i915) || DISPLAY_VER(i915) >= 14) From e4a7118eac82ff06a9f315abe3fcaaa4bb4d76ab Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:57 +0200 Subject: [PATCH 083/179] drm/i915/display: convert HAS_MBUS_JOINING() to struct intel_display Convert HAS_MBUS_JOINING() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. v2: Rebase Reviewed-by: Vinod Govindapillai # v1 Reviewed-by: Rodrigo Vivi # v1 Link: https://patchwork.freedesktop.org/patch/msgid/c198dd5a0ab0a5f37edce3d18ddb4991cf3d4792.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../drm/i915/display/intel_display_device.h | 2 +- drivers/gpu/drm/i915/display/skl_watermark.c | 25 +++++++++++-------- 2 files changed, 15 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 3145536ace6f..d858ad7fae7e 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -169,7 +169,7 @@ struct intel_display_platforms { #define HAS_IPS(__display) ((__display)->platform.haswell_ult || (__display)->platform.broadwell) #define HAS_LRR(i915) (DISPLAY_VER(i915) >= 12) #define HAS_LSPCON(i915) (IS_DISPLAY_VER(i915, 9, 10)) -#define HAS_MBUS_JOINING(i915) (IS_ALDERLAKE_P(i915) || DISPLAY_VER(i915) >= 14) +#define HAS_MBUS_JOINING(__display) ((__display)->platform.alderlake_p || DISPLAY_VER(__display) >= 14) #define HAS_MSO(i915) (DISPLAY_VER(i915) >= 12) #define HAS_OVERLAY(i915) (DISPLAY_INFO(i915)->has_overlay) #define HAS_PSR(i915) (DISPLAY_INFO(i915)->has_psr) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index d3bbf335c749..8407d6820706 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2496,6 +2496,7 @@ static u8 intel_dbuf_enabled_slices(const struct intel_dbuf_state *dbuf_state) static int skl_compute_ddb(struct intel_atomic_state *state) { + struct intel_display *display = to_intel_display(state); struct drm_i915_private *i915 = to_i915(state->base.dev); const struct intel_dbuf_state *old_dbuf_state; struct intel_dbuf_state *new_dbuf_state = NULL; @@ -2524,7 +2525,7 @@ skl_compute_ddb(struct intel_atomic_state *state) return ret; } - if (HAS_MBUS_JOINING(i915)) { + if (HAS_MBUS_JOINING(display)) { new_dbuf_state->joined_mbus = adlp_check_mbus_joined(new_dbuf_state->active_pipes); @@ -2984,7 +2985,7 @@ static void skl_wm_get_hw_state(struct drm_i915_private *i915) to_intel_dbuf_state(i915->display.dbuf.obj.state); struct intel_crtc *crtc; - if (HAS_MBUS_JOINING(i915)) + if (HAS_MBUS_JOINING(display)) dbuf_state->joined_mbus = intel_de_read(i915, MBUS_CTL) & MBUS_JOIN; dbuf_state->mdclk_cdclk_ratio = intel_mdclk_cdclk_ratio(display, &display->cdclk.hw); @@ -3364,23 +3365,24 @@ int intel_dbuf_state_set_mdclk_cdclk_ratio(struct intel_atomic_state *state, void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, int ratio, bool joined_mbus) { + struct intel_display *display = &i915->display; enum dbuf_slice slice; - if (!HAS_MBUS_JOINING(i915)) + if (!HAS_MBUS_JOINING(display)) return; - if (DISPLAY_VER(i915) >= 20) - intel_de_rmw(i915, MBUS_CTL, MBUS_TRANSLATION_THROTTLE_MIN_MASK, + if (DISPLAY_VER(display) >= 20) + intel_de_rmw(display, MBUS_CTL, MBUS_TRANSLATION_THROTTLE_MIN_MASK, MBUS_TRANSLATION_THROTTLE_MIN(ratio - 1)); if (joined_mbus) ratio *= 2; - drm_dbg_kms(&i915->drm, "Updating dbuf ratio to %d (mbus joined: %s)\n", + drm_dbg_kms(display->drm, "Updating dbuf ratio to %d (mbus joined: %s)\n", ratio, str_yes_no(joined_mbus)); - for_each_dbuf_slice(i915, slice) - intel_de_rmw(i915, DBUF_CTL_S(slice), + for_each_dbuf_slice(display, slice) + intel_de_rmw(display, DBUF_CTL_S(slice), DBUF_MIN_TRACKER_STATE_SERVICE_MASK, DBUF_MIN_TRACKER_STATE_SERVICE(ratio - 1)); } @@ -3569,17 +3571,18 @@ void intel_dbuf_post_plane_update(struct intel_atomic_state *state) static void skl_mbus_sanitize(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; struct intel_dbuf_state *dbuf_state = - to_intel_dbuf_state(i915->display.dbuf.obj.state); + to_intel_dbuf_state(display->dbuf.obj.state); - if (!HAS_MBUS_JOINING(i915)) + if (!HAS_MBUS_JOINING(display)) return; if (!dbuf_state->joined_mbus || adlp_check_mbus_joined(dbuf_state->active_pipes)) return; - drm_dbg_kms(&i915->drm, "Disabling redundant MBUS joining (active pipes 0x%x)\n", + drm_dbg_kms(display->drm, "Disabling redundant MBUS joining (active pipes 0x%x)\n", dbuf_state->active_pipes); dbuf_state->joined_mbus = false; From 9832faf866753b85ca436f158c9d8f05c7d3865c Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:58 +0200 Subject: [PATCH 084/179] drm/i915/display: convert HAS_SAGV() to struct intel_display Convert HAS_SAGV() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. Reviewed-by: Vinod Govindapillai Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/c0f65566d08c4ab5296740367979beb1670d1c06.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../drm/i915/display/intel_display_device.h | 3 +- drivers/gpu/drm/i915/display/skl_watermark.c | 50 +++++++++++-------- 2 files changed, 30 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index d858ad7fae7e..fd1c3a877777 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -175,7 +175,8 @@ struct intel_display_platforms { #define HAS_PSR(i915) (DISPLAY_INFO(i915)->has_psr) #define HAS_PSR_HW_TRACKING(i915) (DISPLAY_INFO(i915)->has_psr_hw_tracking) #define HAS_PSR2_SEL_FETCH(i915) (DISPLAY_VER(i915) >= 12) -#define HAS_SAGV(i915) (DISPLAY_VER(i915) >= 9 && !IS_BROXTON(i915) && !IS_GEMINILAKE(i915)) +#define HAS_SAGV(__display) (DISPLAY_VER(__display) >= 9 && \ + !(__display)->platform.broxton && !(__display)->platform.geminilake) #define HAS_TRANSCODER(i915, trans) ((DISPLAY_RUNTIME_INFO(i915)->cpu_transcoder_mask & \ BIT(trans)) != 0) #define HAS_UNCOMPRESSED_JOINER(i915) (DISPLAY_VER(i915) >= 13) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 8407d6820706..d5c6493c7036 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -77,20 +77,23 @@ static bool skl_needs_memory_bw_wa(struct drm_i915_private *i915) bool intel_has_sagv(struct drm_i915_private *i915) { - return HAS_SAGV(i915) && - i915->display.sagv.status != I915_SAGV_NOT_CONTROLLED; + struct intel_display *display = &i915->display; + + return HAS_SAGV(display) && display->sagv.status != I915_SAGV_NOT_CONTROLLED; } static u32 intel_sagv_block_time(struct drm_i915_private *i915) { - if (DISPLAY_VER(i915) >= 14) { + struct intel_display *display = &i915->display; + + if (DISPLAY_VER(display) >= 14) { u32 val; - val = intel_de_read(i915, MTL_LATENCY_SAGV); + val = intel_de_read(display, MTL_LATENCY_SAGV); return REG_FIELD_GET(MTL_LATENCY_QCLK_SAGV, val); - } else if (DISPLAY_VER(i915) >= 12) { + } else if (DISPLAY_VER(display) >= 12) { u32 val = 0; int ret; @@ -98,14 +101,14 @@ intel_sagv_block_time(struct drm_i915_private *i915) GEN12_PCODE_READ_SAGV_BLOCK_TIME_US, &val, NULL); if (ret) { - drm_dbg_kms(&i915->drm, "Couldn't read SAGV block time!\n"); + drm_dbg_kms(display->drm, "Couldn't read SAGV block time!\n"); return 0; } return val; - } else if (DISPLAY_VER(i915) == 11) { + } else if (DISPLAY_VER(display) == 11) { return 10; - } else if (HAS_SAGV(i915)) { + } else if (HAS_SAGV(display)) { return 30; } else { return 0; @@ -114,31 +117,33 @@ intel_sagv_block_time(struct drm_i915_private *i915) static void intel_sagv_init(struct drm_i915_private *i915) { - if (!HAS_SAGV(i915)) - i915->display.sagv.status = I915_SAGV_NOT_CONTROLLED; + struct intel_display *display = &i915->display; + + if (!HAS_SAGV(display)) + display->sagv.status = I915_SAGV_NOT_CONTROLLED; /* * Probe to see if we have working SAGV control. * For icl+ this was already determined by intel_bw_init_hw(). */ - if (DISPLAY_VER(i915) < 11) + if (DISPLAY_VER(display) < 11) skl_sagv_disable(i915); - drm_WARN_ON(&i915->drm, i915->display.sagv.status == I915_SAGV_UNKNOWN); + drm_WARN_ON(display->drm, display->sagv.status == I915_SAGV_UNKNOWN); - i915->display.sagv.block_time_us = intel_sagv_block_time(i915); + display->sagv.block_time_us = intel_sagv_block_time(i915); - drm_dbg_kms(&i915->drm, "SAGV supported: %s, original SAGV block time: %u us\n", - str_yes_no(intel_has_sagv(i915)), i915->display.sagv.block_time_us); + drm_dbg_kms(display->drm, "SAGV supported: %s, original SAGV block time: %u us\n", + str_yes_no(intel_has_sagv(i915)), display->sagv.block_time_us); /* avoid overflow when adding with wm0 latency/etc. */ - if (drm_WARN(&i915->drm, i915->display.sagv.block_time_us > U16_MAX, + if (drm_WARN(display->drm, display->sagv.block_time_us > U16_MAX, "Excessive SAGV block time %u, ignoring\n", - i915->display.sagv.block_time_us)) - i915->display.sagv.block_time_us = 0; + display->sagv.block_time_us)) + display->sagv.block_time_us = 0; if (!intel_has_sagv(i915)) - i915->display.sagv.block_time_us = 0; + display->sagv.block_time_us = 0; } /* @@ -3878,13 +3883,14 @@ DEFINE_SHOW_ATTRIBUTE(intel_sagv_status); void skl_watermark_debugfs_register(struct drm_i915_private *i915) { - struct drm_minor *minor = i915->drm.primary; + struct intel_display *display = &i915->display; + struct drm_minor *minor = display->drm->primary; - if (HAS_IPC(i915)) + if (HAS_IPC(display)) debugfs_create_file("i915_ipc_status", 0644, minor->debugfs_root, i915, &skl_watermark_ipc_status_fops); - if (HAS_SAGV(i915)) + if (HAS_SAGV(display)) debugfs_create_file("i915_sagv_status", 0444, minor->debugfs_root, i915, &intel_sagv_status_fops); } From 8a8b9b16fed099038499b3a25f4de5ca6cb7a4b7 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:33:59 +0200 Subject: [PATCH 085/179] drm/i915/display: convert HAS_HW_SAGV_WM() to struct intel_display Convert HAS_HW_SAGV_WM() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. v2: Rebase Reviewed-by: Vinod Govindapillai # v1 Reviewed-by: Rodrigo Vivi # v1 Link: https://patchwork.freedesktop.org/patch/msgid/8babfd6f09df054d33d604a02e213200a3783737.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cursor.c | 5 ++- .../drm/i915/display/intel_display_device.h | 2 +- .../drm/i915/display/skl_universal_plane.c | 7 ++-- drivers/gpu/drm/i915/display/skl_watermark.c | 35 +++++++++++-------- 4 files changed, 26 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cursor.c b/drivers/gpu/drm/i915/display/intel_cursor.c index 9ba77970dab7..ed88a28a3afa 100644 --- a/drivers/gpu/drm/i915/display/intel_cursor.c +++ b/drivers/gpu/drm/i915/display/intel_cursor.c @@ -619,7 +619,6 @@ static void skl_write_cursor_wm(struct intel_dsb *dsb, const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(plane->base.dev); - struct drm_i915_private *i915 = to_i915(plane->base.dev); enum plane_id plane_id = plane->id; enum pipe pipe = plane->pipe; const struct skl_pipe_wm *pipe_wm = &crtc_state->wm.skl.optimal; @@ -627,14 +626,14 @@ static void skl_write_cursor_wm(struct intel_dsb *dsb, &crtc_state->wm.skl.plane_ddb[plane_id]; int level; - for (level = 0; level < i915->display.wm.num_levels; level++) + for (level = 0; level < display->wm.num_levels; level++) intel_de_write_dsb(display, dsb, CUR_WM(pipe, level), skl_cursor_wm_reg_val(skl_plane_wm_level(pipe_wm, plane_id, level))); intel_de_write_dsb(display, dsb, CUR_WM_TRANS(pipe), skl_cursor_wm_reg_val(skl_plane_trans_wm(pipe_wm, plane_id))); - if (HAS_HW_SAGV_WM(i915)) { + if (HAS_HW_SAGV_WM(display)) { const struct skl_plane_wm *wm = &pipe_wm->planes[plane_id]; intel_de_write_dsb(display, dsb, CUR_WM_SAGV(pipe), diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index fd1c3a877777..5b6cd27cff97 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -164,7 +164,7 @@ struct intel_display_platforms { #define HAS_GMBUS_IRQ(i915) (DISPLAY_VER(i915) >= 4) #define HAS_GMBUS_BURST_READ(__display) (DISPLAY_VER(__display) >= 10 || (__display)->platform.kabylake) #define HAS_GMCH(i915) (DISPLAY_INFO(i915)->has_gmch) -#define HAS_HW_SAGV_WM(i915) (DISPLAY_VER(i915) >= 13 && !IS_DGFX(i915)) +#define HAS_HW_SAGV_WM(__display) (DISPLAY_VER(__display) >= 13 && !(__display)->platform.dgfx) #define HAS_IPC(i915) (DISPLAY_INFO(i915)->has_ipc) #define HAS_IPS(__display) ((__display)->platform.haswell_ult || (__display)->platform.broadwell) #define HAS_LRR(i915) (DISPLAY_VER(i915) >= 12) diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index c204cc56cde8..b9252baec6b2 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -736,7 +736,6 @@ static void skl_write_plane_wm(struct intel_dsb *dsb, const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(plane->base.dev); - struct drm_i915_private *i915 = to_i915(plane->base.dev); enum plane_id plane_id = plane->id; enum pipe pipe = plane->pipe; const struct skl_pipe_wm *pipe_wm = &crtc_state->wm.skl.optimal; @@ -746,14 +745,14 @@ static void skl_write_plane_wm(struct intel_dsb *dsb, &crtc_state->wm.skl.plane_ddb_y[plane_id]; int level; - for (level = 0; level < i915->display.wm.num_levels; level++) + for (level = 0; level < display->wm.num_levels; level++) intel_de_write_dsb(display, dsb, PLANE_WM(pipe, plane_id, level), skl_plane_wm_reg_val(skl_plane_wm_level(pipe_wm, plane_id, level))); intel_de_write_dsb(display, dsb, PLANE_WM_TRANS(pipe, plane_id), skl_plane_wm_reg_val(skl_plane_trans_wm(pipe_wm, plane_id))); - if (HAS_HW_SAGV_WM(i915)) { + if (HAS_HW_SAGV_WM(display)) { const struct skl_plane_wm *wm = &pipe_wm->planes[plane_id]; intel_de_write_dsb(display, dsb, PLANE_WM_SAGV(pipe, plane_id), @@ -765,7 +764,7 @@ static void skl_write_plane_wm(struct intel_dsb *dsb, intel_de_write_dsb(display, dsb, PLANE_BUF_CFG(pipe, plane_id), skl_plane_ddb_reg_val(ddb)); - if (DISPLAY_VER(i915) < 11) + if (DISPLAY_VER(display) < 11) intel_de_write_dsb(display, dsb, PLANE_NV12_BUF_CFG(pipe, plane_id), skl_plane_ddb_reg_val(ddb_y)); } diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index d5c6493c7036..1a4c1fa24820 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -449,6 +449,7 @@ bool intel_can_enable_sagv(struct drm_i915_private *i915, static int intel_compute_sagv_mask(struct intel_atomic_state *state) { + struct intel_display *display = to_intel_display(state); struct drm_i915_private *i915 = to_i915(state->base.dev); int ret; struct intel_crtc *crtc; @@ -484,7 +485,7 @@ static int intel_compute_sagv_mask(struct intel_atomic_state *state) * other crtcs can't be allowed to use the more optimal * normal (ie. non-SAGV) watermarks. */ - pipe_wm->use_sagv_wm = !HAS_HW_SAGV_WM(i915) && + pipe_wm->use_sagv_wm = !HAS_HW_SAGV_WM(display) && DISPLAY_VER(i915) >= 12 && intel_crtc_can_enable_sagv(new_crtc_state); @@ -2748,10 +2749,10 @@ static bool skl_plane_selected_wm_equals(struct intel_plane *plane, const struct skl_pipe_wm *old_pipe_wm, const struct skl_pipe_wm *new_pipe_wm) { - struct drm_i915_private *i915 = to_i915(plane->base.dev); + struct intel_display *display = to_intel_display(plane); int level; - for (level = 0; level < i915->display.wm.num_levels; level++) { + for (level = 0; level < display->wm.num_levels; level++) { /* * We don't check uv_wm as the hardware doesn't actually * use it. It only gets used for calculating the required @@ -2762,7 +2763,7 @@ static bool skl_plane_selected_wm_equals(struct intel_plane *plane, return false; } - if (HAS_HW_SAGV_WM(i915)) { + if (HAS_HW_SAGV_WM(display)) { const struct skl_plane_wm *old_wm = &old_pipe_wm->planes[plane->id]; const struct skl_plane_wm *new_wm = &new_pipe_wm->planes[plane->id]; @@ -2937,6 +2938,7 @@ static void skl_wm_level_from_reg_val(u32 val, struct skl_wm_level *level) static void skl_pipe_wm_get_hw_state(struct intel_crtc *crtc, struct skl_pipe_wm *out) { + struct intel_display *display = to_intel_display(crtc); struct drm_i915_private *i915 = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; enum plane_id plane_id; @@ -2962,7 +2964,7 @@ static void skl_pipe_wm_get_hw_state(struct intel_crtc *crtc, skl_wm_level_from_reg_val(val, &wm->trans_wm); - if (HAS_HW_SAGV_WM(i915)) { + if (HAS_HW_SAGV_WM(display)) { if (plane_id != PLANE_CURSOR) val = intel_de_read(i915, PLANE_WM_SAGV(pipe, plane_id)); else @@ -3196,17 +3198,19 @@ static void skl_read_wm_latency(struct drm_i915_private *i915, u16 wm[]) static void skl_setup_wm_latency(struct drm_i915_private *i915) { - if (HAS_HW_SAGV_WM(i915)) - i915->display.wm.num_levels = 6; - else - i915->display.wm.num_levels = 8; + struct intel_display *display = &i915->display; - if (DISPLAY_VER(i915) >= 14) - mtl_read_wm_latency(i915, i915->display.wm.skl_latency); + if (HAS_HW_SAGV_WM(display)) + display->wm.num_levels = 6; else - skl_read_wm_latency(i915, i915->display.wm.skl_latency); + display->wm.num_levels = 8; - intel_print_wm_latency(i915, "Gen9 Plane", i915->display.wm.skl_latency); + if (DISPLAY_VER(display) >= 14) + mtl_read_wm_latency(i915, display->wm.skl_latency); + else + skl_read_wm_latency(i915, display->wm.skl_latency); + + intel_print_wm_latency(i915, "Gen9 Plane", display->wm.skl_latency); } static struct intel_global_state *intel_dbuf_duplicate_state(struct intel_global_obj *obj) @@ -3677,6 +3681,7 @@ static void skl_wm_get_hw_state_and_sanitize(struct drm_i915_private *i915) void intel_wm_state_verify(struct intel_atomic_state *state, struct intel_crtc *crtc) { + struct intel_display *display = to_intel_display(state); struct drm_i915_private *i915 = to_i915(state->base.dev); const struct intel_crtc_state *new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc); @@ -3751,7 +3756,7 @@ void intel_wm_state_verify(struct intel_atomic_state *state, hw_wm_level = &hw->wm.planes[plane->id].sagv.wm0; sw_wm_level = &sw_wm->planes[plane->id].sagv.wm0; - if (HAS_HW_SAGV_WM(i915) && + if (HAS_HW_SAGV_WM(display) && !skl_wm_level_equals(hw_wm_level, sw_wm_level)) { drm_err(&i915->drm, "[PLANE:%d:%s] mismatch in SAGV WM (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", @@ -3767,7 +3772,7 @@ void intel_wm_state_verify(struct intel_atomic_state *state, hw_wm_level = &hw->wm.planes[plane->id].sagv.trans_wm; sw_wm_level = &sw_wm->planes[plane->id].sagv.trans_wm; - if (HAS_HW_SAGV_WM(i915) && + if (HAS_HW_SAGV_WM(display) && !skl_wm_level_equals(hw_wm_level, sw_wm_level)) { drm_err(&i915->drm, "[PLANE:%d:%s] mismatch in SAGV trans WM (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", From 9adc92e4c9768ee2265a1e78d79a5c5ebc31486e Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:34:00 +0200 Subject: [PATCH 086/179] drm/i915/display: convert HAS_ULTRAJOINER() to struct intel_display Convert HAS_ULTRAJOINER() to struct intel_display. Do minimal drive-by conversions to struct intel_display in the callers while at it. Reviewed-by: Vinod Govindapillai Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/f562d35c94cf7ef18d261a9867d959a58f165f1e.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display.c | 10 ++++++---- drivers/gpu/drm/i915/display/intel_display_debugfs.c | 4 ++-- drivers/gpu/drm/i915/display/intel_display_device.h | 6 +++--- drivers/gpu/drm/i915/display/intel_dp.c | 5 ++--- 4 files changed, 13 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index f6959b208481..03f33669e666 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -3746,12 +3746,13 @@ static u8 fixup_ultrajoiner_secondary_pipes(u8 ultrajoiner_primary_pipes, static void enabled_ultrajoiner_pipes(struct drm_i915_private *i915, u8 *primary_pipes, u8 *secondary_pipes) { + struct intel_display *display = &i915->display; struct intel_crtc *crtc; *primary_pipes = 0; *secondary_pipes = 0; - if (!HAS_ULTRAJOINER(i915)) + if (!HAS_ULTRAJOINER(display)) return; for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, @@ -8310,11 +8311,12 @@ void intel_setup_outputs(struct drm_i915_private *dev_priv) static int max_dotclock(struct drm_i915_private *i915) { - int max_dotclock = i915->display.cdclk.max_dotclk_freq; + struct intel_display *display = &i915->display; + int max_dotclock = display->cdclk.max_dotclk_freq; - if (HAS_ULTRAJOINER(i915)) + if (HAS_ULTRAJOINER(display)) max_dotclock *= 4; - else if (HAS_UNCOMPRESSED_JOINER(i915) || HAS_BIGJOINER(i915)) + else if (HAS_UNCOMPRESSED_JOINER(display) || HAS_BIGJOINER(display)) max_dotclock *= 2; return max_dotclock; diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 11aff485d8fa..2874867aae2b 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -1331,7 +1331,7 @@ static ssize_t i915_joiner_write(struct file *file, { struct seq_file *m = file->private_data; struct intel_connector *connector = m->private; - struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_display *display = to_intel_display(connector); int force_joined_pipes = 0; int ret; @@ -1349,7 +1349,7 @@ static ssize_t i915_joiner_write(struct file *file, connector->force_joined_pipes = force_joined_pipes; break; case 4: - if (HAS_ULTRAJOINER(i915)) { + if (HAS_ULTRAJOINER(display)) { connector->force_joined_pipes = force_joined_pipes; break; } diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 5b6cd27cff97..d5e1366f46e0 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -180,9 +180,9 @@ struct intel_display_platforms { #define HAS_TRANSCODER(i915, trans) ((DISPLAY_RUNTIME_INFO(i915)->cpu_transcoder_mask & \ BIT(trans)) != 0) #define HAS_UNCOMPRESSED_JOINER(i915) (DISPLAY_VER(i915) >= 13) -#define HAS_ULTRAJOINER(i915) ((DISPLAY_VER(i915) >= 20 || \ - (IS_DGFX(i915) && DISPLAY_VER(i915) == 14)) && \ - HAS_DSC(i915)) +#define HAS_ULTRAJOINER(__display) ((DISPLAY_VER(__display) >= 20 || \ + ((__display)->platform.dgfx && DISPLAY_VER(__display) == 14)) && \ + HAS_DSC(__display)) #define HAS_VRR(i915) (DISPLAY_VER(i915) >= 11) #define HAS_AS_SDP(i915) (DISPLAY_VER(i915) >= 13) #define HAS_CMRR(i915) (DISPLAY_VER(i915) >= 20) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 565ddaffb64e..a1b3e9f6d0cb 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1352,16 +1352,15 @@ int intel_dp_num_joined_pipes(struct intel_dp *intel_dp, int hdisplay, int clock) { struct intel_display *display = to_intel_display(intel_dp); - struct drm_i915_private *i915 = to_i915(display->drm); if (connector->force_joined_pipes) return connector->force_joined_pipes; - if (HAS_ULTRAJOINER(i915) && + if (HAS_ULTRAJOINER(display) && intel_dp_needs_joiner(intel_dp, connector, hdisplay, clock, 4)) return 4; - if ((HAS_BIGJOINER(i915) || HAS_UNCOMPRESSED_JOINER(i915)) && + if ((HAS_BIGJOINER(display) || HAS_UNCOMPRESSED_JOINER(display)) && intel_dp_needs_joiner(intel_dp, connector, hdisplay, clock, 2)) return 2; From 151072cb3862ad5a44d3008a74f4b464b5f4c128 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:34:01 +0200 Subject: [PATCH 087/179] drm/i915/display: rename i915 parameter to __display in feature helpers All the feature check helpers now support (and some require) passing struct intel_display. Rename the parameter to __display to reflect the fact. v2: Rebase Reviewed-by: Vinod Govindapillai Link: https://patchwork.freedesktop.org/patch/msgid/4933ded2efa9f333c560b6e634f60d4808614030.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../drm/i915/display/intel_display_device.h | 116 +++++++++--------- 1 file changed, 58 insertions(+), 58 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index d5e1366f46e0..d941603230de 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -139,63 +139,63 @@ struct intel_display_platforms { func(supports_tv); #define HAS_4TILE(__display) ((__display)->platform.dg2 || DISPLAY_VER(__display) >= 14) -#define HAS_ASYNC_FLIPS(i915) (DISPLAY_VER(i915) >= 5) -#define HAS_BIGJOINER(i915) (DISPLAY_VER(i915) >= 11 && HAS_DSC(i915)) -#define HAS_CDCLK_CRAWL(i915) (DISPLAY_INFO(i915)->has_cdclk_crawl) -#define HAS_CDCLK_SQUASH(i915) (DISPLAY_INFO(i915)->has_cdclk_squash) -#define HAS_CUR_FBC(i915) (!HAS_GMCH(i915) && IS_DISPLAY_VER(i915, 7, 13)) +#define HAS_ASYNC_FLIPS(__display) (DISPLAY_VER(__display) >= 5) +#define HAS_BIGJOINER(__display) (DISPLAY_VER(__display) >= 11 && HAS_DSC(__display)) +#define HAS_CDCLK_CRAWL(__display) (DISPLAY_INFO(__display)->has_cdclk_crawl) +#define HAS_CDCLK_SQUASH(__display) (DISPLAY_INFO(__display)->has_cdclk_squash) +#define HAS_CUR_FBC(__display) (!HAS_GMCH(__display) && IS_DISPLAY_VER(__display, 7, 13)) #define HAS_D12_PLANE_MINIMIZATION(__display) ((__display)->platform.rocketlake || (__display)->platform.alderlake_s) -#define HAS_DBUF_OVERLAP_DETECTION(__i915) (DISPLAY_RUNTIME_INFO(__i915)->has_dbuf_overlap_detection) -#define HAS_DDI(i915) (DISPLAY_INFO(i915)->has_ddi) -#define HAS_DISPLAY(i915) (DISPLAY_RUNTIME_INFO(i915)->pipe_mask != 0) -#define HAS_DMC(i915) (DISPLAY_RUNTIME_INFO(i915)->has_dmc) -#define HAS_DMC_WAKELOCK(i915) (DISPLAY_VER(i915) >= 20) +#define HAS_DBUF_OVERLAP_DETECTION(__display) (DISPLAY_RUNTIME_INFO(__display)->has_dbuf_overlap_detection) +#define HAS_DDI(__display) (DISPLAY_INFO(__display)->has_ddi) +#define HAS_DISPLAY(__display) (DISPLAY_RUNTIME_INFO(__display)->pipe_mask != 0) +#define HAS_DMC(__display) (DISPLAY_RUNTIME_INFO(__display)->has_dmc) +#define HAS_DMC_WAKELOCK(__display) (DISPLAY_VER(__display) >= 20) #define HAS_DOUBLE_BUFFERED_M_N(__display) (DISPLAY_VER(__display) >= 9 || (__display)->platform.broadwell) -#define HAS_DOUBLE_WIDE(i915) (DISPLAY_VER(i915) < 4) -#define HAS_DP_MST(i915) (DISPLAY_INFO(i915)->has_dp_mst) +#define HAS_DOUBLE_WIDE(__display) (DISPLAY_VER(__display) < 4) +#define HAS_DP_MST(__display) (DISPLAY_INFO(__display)->has_dp_mst) #define HAS_DP20(__display) ((__display)->platform.dg2 || DISPLAY_VER(__display) >= 14) -#define HAS_DPT(i915) (DISPLAY_VER(i915) >= 13) -#define HAS_DSB(i915) (DISPLAY_INFO(i915)->has_dsb) -#define HAS_DSC(__i915) (DISPLAY_RUNTIME_INFO(__i915)->has_dsc) -#define HAS_DSC_MST(__i915) (DISPLAY_VER(__i915) >= 12 && HAS_DSC(__i915)) -#define HAS_FBC(i915) (DISPLAY_RUNTIME_INFO(i915)->fbc_mask != 0) -#define HAS_FPGA_DBG_UNCLAIMED(i915) (DISPLAY_INFO(i915)->has_fpga_dbg) -#define HAS_FW_BLC(i915) (DISPLAY_VER(i915) >= 3) -#define HAS_GMBUS_IRQ(i915) (DISPLAY_VER(i915) >= 4) +#define HAS_DPT(__display) (DISPLAY_VER(__display) >= 13) +#define HAS_DSB(__display) (DISPLAY_INFO(__display)->has_dsb) +#define HAS_DSC(__display) (DISPLAY_RUNTIME_INFO(__display)->has_dsc) +#define HAS_DSC_MST(__display) (DISPLAY_VER(__display) >= 12 && HAS_DSC(__display)) +#define HAS_FBC(__display) (DISPLAY_RUNTIME_INFO(__display)->fbc_mask != 0) +#define HAS_FPGA_DBG_UNCLAIMED(__display) (DISPLAY_INFO(__display)->has_fpga_dbg) +#define HAS_FW_BLC(__display) (DISPLAY_VER(__display) >= 3) +#define HAS_GMBUS_IRQ(__display) (DISPLAY_VER(__display) >= 4) #define HAS_GMBUS_BURST_READ(__display) (DISPLAY_VER(__display) >= 10 || (__display)->platform.kabylake) -#define HAS_GMCH(i915) (DISPLAY_INFO(i915)->has_gmch) +#define HAS_GMCH(__display) (DISPLAY_INFO(__display)->has_gmch) #define HAS_HW_SAGV_WM(__display) (DISPLAY_VER(__display) >= 13 && !(__display)->platform.dgfx) -#define HAS_IPC(i915) (DISPLAY_INFO(i915)->has_ipc) +#define HAS_IPC(__display) (DISPLAY_INFO(__display)->has_ipc) #define HAS_IPS(__display) ((__display)->platform.haswell_ult || (__display)->platform.broadwell) -#define HAS_LRR(i915) (DISPLAY_VER(i915) >= 12) -#define HAS_LSPCON(i915) (IS_DISPLAY_VER(i915, 9, 10)) +#define HAS_LRR(__display) (DISPLAY_VER(__display) >= 12) +#define HAS_LSPCON(__display) (IS_DISPLAY_VER(__display, 9, 10)) #define HAS_MBUS_JOINING(__display) ((__display)->platform.alderlake_p || DISPLAY_VER(__display) >= 14) -#define HAS_MSO(i915) (DISPLAY_VER(i915) >= 12) -#define HAS_OVERLAY(i915) (DISPLAY_INFO(i915)->has_overlay) -#define HAS_PSR(i915) (DISPLAY_INFO(i915)->has_psr) -#define HAS_PSR_HW_TRACKING(i915) (DISPLAY_INFO(i915)->has_psr_hw_tracking) -#define HAS_PSR2_SEL_FETCH(i915) (DISPLAY_VER(i915) >= 12) +#define HAS_MSO(__display) (DISPLAY_VER(__display) >= 12) +#define HAS_OVERLAY(__display) (DISPLAY_INFO(__display)->has_overlay) +#define HAS_PSR(__display) (DISPLAY_INFO(__display)->has_psr) +#define HAS_PSR_HW_TRACKING(__display) (DISPLAY_INFO(__display)->has_psr_hw_tracking) +#define HAS_PSR2_SEL_FETCH(__display) (DISPLAY_VER(__display) >= 12) #define HAS_SAGV(__display) (DISPLAY_VER(__display) >= 9 && \ !(__display)->platform.broxton && !(__display)->platform.geminilake) -#define HAS_TRANSCODER(i915, trans) ((DISPLAY_RUNTIME_INFO(i915)->cpu_transcoder_mask & \ - BIT(trans)) != 0) -#define HAS_UNCOMPRESSED_JOINER(i915) (DISPLAY_VER(i915) >= 13) +#define HAS_TRANSCODER(__display, trans) ((DISPLAY_RUNTIME_INFO(__display)->cpu_transcoder_mask & \ + BIT(trans)) != 0) +#define HAS_UNCOMPRESSED_JOINER(__display) (DISPLAY_VER(__display) >= 13) #define HAS_ULTRAJOINER(__display) ((DISPLAY_VER(__display) >= 20 || \ ((__display)->platform.dgfx && DISPLAY_VER(__display) == 14)) && \ HAS_DSC(__display)) -#define HAS_VRR(i915) (DISPLAY_VER(i915) >= 11) -#define HAS_AS_SDP(i915) (DISPLAY_VER(i915) >= 13) -#define HAS_CMRR(i915) (DISPLAY_VER(i915) >= 20) -#define INTEL_NUM_PIPES(i915) (hweight8(DISPLAY_RUNTIME_INFO(i915)->pipe_mask)) -#define I915_HAS_HOTPLUG(i915) (DISPLAY_INFO(i915)->has_hotplug) -#define OVERLAY_NEEDS_PHYSICAL(i915) (DISPLAY_INFO(i915)->overlay_needs_physical) -#define SUPPORTS_TV(i915) (DISPLAY_INFO(i915)->supports_tv) +#define HAS_VRR(__display) (DISPLAY_VER(__display) >= 11) +#define HAS_AS_SDP(__display) (DISPLAY_VER(__display) >= 13) +#define HAS_CMRR(__display) (DISPLAY_VER(__display) >= 20) +#define INTEL_NUM_PIPES(__display) (hweight8(DISPLAY_RUNTIME_INFO(__display)->pipe_mask)) +#define I915_HAS_HOTPLUG(__display) (DISPLAY_INFO(__display)->has_hotplug) +#define OVERLAY_NEEDS_PHYSICAL(__display) (DISPLAY_INFO(__display)->overlay_needs_physical) +#define SUPPORTS_TV(__display) (DISPLAY_INFO(__display)->supports_tv) /* Check that device has a display IP version within the specific range. */ -#define IS_DISPLAY_VERx100(__i915, from, until) ( \ +#define IS_DISPLAY_VERx100(__display, from, until) ( \ BUILD_BUG_ON_ZERO((from) < 200) + \ - (DISPLAY_VERx100(__i915) >= (from) && \ - DISPLAY_VERx100(__i915) <= (until))) + (DISPLAY_VERx100(__display) >= (from) && \ + DISPLAY_VERx100(__display) <= (until))) /* * Check if a device has a specific IP version as well as a stepping within the @@ -206,30 +206,30 @@ struct intel_display_platforms { * hardware fix is present and the software workaround is no longer necessary. * E.g., * - * IS_DISPLAY_VERx100_STEP(i915, 1400, STEP_A0, STEP_B2) - * IS_DISPLAY_VERx100_STEP(i915, 1400, STEP_C0, STEP_FOREVER) + * IS_DISPLAY_VERx100_STEP(display, 1400, STEP_A0, STEP_B2) + * IS_DISPLAY_VERx100_STEP(display, 1400, STEP_C0, STEP_FOREVER) * * "STEP_FOREVER" can be passed as "until" for workarounds that have no upper * stepping bound for the specified IP version. */ -#define IS_DISPLAY_VERx100_STEP(__i915, ipver, from, until) \ - (IS_DISPLAY_VERx100((__i915), (ipver), (ipver)) && \ - IS_DISPLAY_STEP((__i915), (from), (until))) +#define IS_DISPLAY_VERx100_STEP(__display, ipver, from, until) \ + (IS_DISPLAY_VERx100((__display), (ipver), (ipver)) && \ + IS_DISPLAY_STEP((__display), (from), (until))) -#define DISPLAY_INFO(i915) (__to_intel_display(i915)->info.__device_info) -#define DISPLAY_RUNTIME_INFO(i915) (&__to_intel_display(i915)->info.__runtime_info) +#define DISPLAY_INFO(__display) (__to_intel_display(__display)->info.__device_info) +#define DISPLAY_RUNTIME_INFO(__display) (&__to_intel_display(__display)->info.__runtime_info) -#define DISPLAY_VER(i915) (DISPLAY_RUNTIME_INFO(i915)->ip.ver) -#define DISPLAY_VERx100(i915) (DISPLAY_RUNTIME_INFO(i915)->ip.ver * 100 + \ - DISPLAY_RUNTIME_INFO(i915)->ip.rel) -#define IS_DISPLAY_VER(i915, from, until) \ - (DISPLAY_VER(i915) >= (from) && DISPLAY_VER(i915) <= (until)) +#define DISPLAY_VER(__display) (DISPLAY_RUNTIME_INFO(__display)->ip.ver) +#define DISPLAY_VERx100(__display) (DISPLAY_RUNTIME_INFO(__display)->ip.ver * 100 + \ + DISPLAY_RUNTIME_INFO(__display)->ip.rel) +#define IS_DISPLAY_VER(__display, from, until) \ + (DISPLAY_VER(__display) >= (from) && DISPLAY_VER(__display) <= (until)) -#define INTEL_DISPLAY_STEP(__i915) (DISPLAY_RUNTIME_INFO(__i915)->step) +#define INTEL_DISPLAY_STEP(__display) (DISPLAY_RUNTIME_INFO(__display)->step) -#define IS_DISPLAY_STEP(__i915, since, until) \ - (drm_WARN_ON(__to_intel_display(__i915)->drm, INTEL_DISPLAY_STEP(__i915) == STEP_NONE), \ - INTEL_DISPLAY_STEP(__i915) >= (since) && INTEL_DISPLAY_STEP(__i915) < (until)) +#define IS_DISPLAY_STEP(__display, since, until) \ + (drm_WARN_ON(__to_intel_display(__display)->drm, INTEL_DISPLAY_STEP(__display) == STEP_NONE), \ + INTEL_DISPLAY_STEP(__display) >= (since) && INTEL_DISPLAY_STEP(__display) < (until)) struct intel_display_runtime_info { struct intel_display_ip_ver { From 1a6330df069f90b94625ec77cb290d51a99f2c7a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:34:02 +0200 Subject: [PATCH 088/179] drm/i915/display: convert display device identification to struct intel_display Convert intel_display_device.[ch] to struct intel_display, including callers, but excluding intel_display_device_probe() which will be handled in follow-up. v2: fix display->drm = display->drm goof-up Reviewed-by: Vinod Govindapillai Link: https://patchwork.freedesktop.org/patch/msgid/865b27b66f599e707081d46fca9f679e19a4e8aa.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_crt.c | 2 +- .../drm/i915/display/intel_display_device.c | 156 +++++++++--------- .../drm/i915/display/intel_display_device.h | 7 +- drivers/gpu/drm/i915/display/intel_dp.c | 3 +- drivers/gpu/drm/i915/display/intel_dp_mst.c | 3 +- drivers/gpu/drm/i915/display/intel_dvo.c | 3 +- drivers/gpu/drm/i915/display/intel_hdmi.c | 2 +- drivers/gpu/drm/i915/display/intel_hotplug.c | 4 +- drivers/gpu/drm/i915/display/intel_panel.c | 3 +- drivers/gpu/drm/i915/display/intel_sdvo.c | 3 +- drivers/gpu/drm/i915/display/intel_tv.c | 2 +- drivers/gpu/drm/i915/i915_driver.c | 6 +- drivers/gpu/drm/xe/display/xe_display.c | 9 +- 13 files changed, 108 insertions(+), 95 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 139810ed4baa..15de755c464e 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -867,7 +867,7 @@ intel_crt_detect(struct drm_connector *connector, connector->base.id, connector->name, force); - if (!intel_display_device_enabled(dev_priv)) + if (!intel_display_device_enabled(display)) return connector_status_disconnected; if (!intel_display_driver_check_access(dev_priv)) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c index 1e561df02751..45a80b358aa0 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.c +++ b/drivers/gpu/drm/i915/display/intel_display_device.c @@ -1432,9 +1432,9 @@ static const struct { }; static const struct intel_display_device_info * -probe_gmdid_display(struct drm_i915_private *i915, struct intel_display_ip_ver *ip_ver) +probe_gmdid_display(struct intel_display *display, struct intel_display_ip_ver *ip_ver) { - struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + struct pci_dev *pdev = to_pci_dev(display->drm->dev); struct intel_display_ip_ver gmd_id; void __iomem *addr; u32 val; @@ -1442,7 +1442,8 @@ probe_gmdid_display(struct drm_i915_private *i915, struct intel_display_ip_ver * addr = pci_iomap_range(pdev, 0, i915_mmio_reg_offset(GMD_ID_DISPLAY), sizeof(u32)); if (!addr) { - drm_err(&i915->drm, "Cannot map MMIO BAR to read display GMD_ID\n"); + drm_err(display->drm, + "Cannot map MMIO BAR to read display GMD_ID\n"); return NULL; } @@ -1450,7 +1451,7 @@ probe_gmdid_display(struct drm_i915_private *i915, struct intel_display_ip_ver * pci_iounmap(pdev, addr); if (val == 0) { - drm_dbg_kms(&i915->drm, "Device doesn't have display\n"); + drm_dbg_kms(display->drm, "Device doesn't have display\n"); return NULL; } @@ -1466,7 +1467,8 @@ probe_gmdid_display(struct drm_i915_private *i915, struct intel_display_ip_ver * } } - drm_err(&i915->drm, "Unrecognized display IP version %d.%02d; disabling display.\n", + drm_err(display->drm, + "Unrecognized display IP version %d.%02d; disabling display.\n", gmd_id.ver, gmd_id.rel); return NULL; } @@ -1578,55 +1580,56 @@ void intel_display_device_probe(struct drm_i915_private *i915) enum intel_step step; /* Add drm device backpointer as early as possible. */ - i915->display.drm = &i915->drm; + display->drm = pci_get_drvdata(pdev); - intel_display_params_copy(&i915->display.params); + intel_display_params_copy(&display->params); if (has_no_display(pdev)) { - drm_dbg_kms(&i915->drm, "Device doesn't have display\n"); + drm_dbg_kms(display->drm, "Device doesn't have display\n"); goto no_display; } desc = find_platform_desc(pdev); if (!desc) { - drm_dbg_kms(&i915->drm, "Unknown device ID %04x; disabling display.\n", + drm_dbg_kms(display->drm, + "Unknown device ID %04x; disabling display.\n", pdev->device); goto no_display; } info = desc->info; if (!info) - info = probe_gmdid_display(i915, &ip_ver); + info = probe_gmdid_display(display, &ip_ver); if (!info) goto no_display; - DISPLAY_INFO(i915) = info; + DISPLAY_INFO(display) = info; - memcpy(DISPLAY_RUNTIME_INFO(i915), - &DISPLAY_INFO(i915)->__runtime_defaults, - sizeof(*DISPLAY_RUNTIME_INFO(i915))); + memcpy(DISPLAY_RUNTIME_INFO(display), + &DISPLAY_INFO(display)->__runtime_defaults, + sizeof(*DISPLAY_RUNTIME_INFO(display))); - drm_WARN_ON(&i915->drm, !desc->name || + drm_WARN_ON(display->drm, !desc->name || !display_platforms_weight(&desc->platforms)); display->platform = desc->platforms; subdesc = find_subplatform_desc(pdev, desc); if (subdesc) { - drm_WARN_ON(&i915->drm, !subdesc->name || + drm_WARN_ON(display->drm, !subdesc->name || !display_platforms_weight(&subdesc->platforms)); display_platforms_or(&display->platform, &subdesc->platforms); /* Ensure platform and subplatform are distinct */ - drm_WARN_ON(&i915->drm, + drm_WARN_ON(display->drm, display_platforms_weight(&display->platform) != display_platforms_weight(&desc->platforms) + display_platforms_weight(&subdesc->platforms)); } if (ip_ver.ver || ip_ver.rel || ip_ver.step) { - DISPLAY_RUNTIME_INFO(i915)->ip = ip_ver; + DISPLAY_RUNTIME_INFO(display)->ip = ip_ver; step = STEP_A0 + ip_ver.step; if (step > STEP_FUTURE) { drm_dbg_kms(display->drm, "Using future display stepping\n"); @@ -1637,30 +1640,30 @@ void intel_display_device_probe(struct drm_i915_private *i915) subdesc ? &subdesc->step_info : NULL); } - DISPLAY_RUNTIME_INFO(i915)->step = step; + DISPLAY_RUNTIME_INFO(display)->step = step; - drm_info(&i915->drm, "Found %s%s%s (device ID %04x) %s display version %u.%02u stepping %s\n", + drm_info(display->drm, "Found %s%s%s (device ID %04x) %s display version %u.%02u stepping %s\n", desc->name, subdesc ? "/" : "", subdesc ? subdesc->name : "", pdev->device, display->platform.dgfx ? "discrete" : "integrated", - DISPLAY_RUNTIME_INFO(i915)->ip.ver, - DISPLAY_RUNTIME_INFO(i915)->ip.rel, + DISPLAY_RUNTIME_INFO(display)->ip.ver, + DISPLAY_RUNTIME_INFO(display)->ip.rel, step != STEP_NONE ? intel_step_name(step) : "N/A"); return; no_display: - DISPLAY_INFO(i915) = &no_display; + DISPLAY_INFO(display) = &no_display; } -void intel_display_device_remove(struct drm_i915_private *i915) +void intel_display_device_remove(struct intel_display *display) { - intel_display_params_free(&i915->display.params); + intel_display_params_free(&display->params); } -static void __intel_display_device_info_runtime_init(struct drm_i915_private *i915) +static void __intel_display_device_info_runtime_init(struct intel_display *display) { - struct intel_display *display = &i915->display; - struct intel_display_runtime_info *display_runtime = DISPLAY_RUNTIME_INFO(i915); + struct drm_i915_private *i915 = to_i915(display->drm); + struct intel_display_runtime_info *display_runtime = DISPLAY_RUNTIME_INFO(display); enum pipe pipe; BUILD_BUG_ON(BITS_PER_TYPE(display_runtime->pipe_mask) < I915_MAX_PIPES); @@ -1668,35 +1671,35 @@ static void __intel_display_device_info_runtime_init(struct drm_i915_private *i9 BUILD_BUG_ON(BITS_PER_TYPE(display_runtime->port_mask) < I915_MAX_PORTS); /* This covers both ULT and ULX */ - if (IS_HASWELL_ULT(i915) || IS_BROADWELL_ULT(i915)) + if (display->platform.haswell_ult || display->platform.broadwell_ult) display_runtime->port_mask &= ~BIT(PORT_D); - if (IS_ICL_WITH_PORT_F(i915)) + if (display->platform.icelake_port_f) display_runtime->port_mask |= BIT(PORT_F); /* Wa_14011765242: adl-s A0,A1 */ - if (IS_ALDERLAKE_S(i915) && IS_DISPLAY_STEP(i915, STEP_A0, STEP_A2)) - for_each_pipe(i915, pipe) + if (display->platform.alderlake_s && IS_DISPLAY_STEP(display, STEP_A0, STEP_A2)) + for_each_pipe(display, pipe) display_runtime->num_scalers[pipe] = 0; - else if (DISPLAY_VER(i915) >= 11) { - for_each_pipe(i915, pipe) + else if (DISPLAY_VER(display) >= 11) { + for_each_pipe(display, pipe) display_runtime->num_scalers[pipe] = 2; - } else if (DISPLAY_VER(i915) >= 9) { + } else if (DISPLAY_VER(display) >= 9) { display_runtime->num_scalers[PIPE_A] = 2; display_runtime->num_scalers[PIPE_B] = 2; display_runtime->num_scalers[PIPE_C] = 1; } - if (DISPLAY_VER(i915) >= 13 || HAS_D12_PLANE_MINIMIZATION(display)) - for_each_pipe(i915, pipe) + if (DISPLAY_VER(display) >= 13 || HAS_D12_PLANE_MINIMIZATION(display)) + for_each_pipe(display, pipe) display_runtime->num_sprites[pipe] = 4; - else if (DISPLAY_VER(i915) >= 11) - for_each_pipe(i915, pipe) + else if (DISPLAY_VER(display) >= 11) + for_each_pipe(display, pipe) display_runtime->num_sprites[pipe] = 6; - else if (DISPLAY_VER(i915) == 10) - for_each_pipe(i915, pipe) + else if (DISPLAY_VER(display) == 10) + for_each_pipe(display, pipe) display_runtime->num_sprites[pipe] = 3; - else if (IS_BROXTON(i915)) { + else if (display->platform.broxton) { /* * Skylake and Broxton currently don't expose the topmost plane as its * use is exclusive with the legacy cursor and we only want to expose @@ -1709,23 +1712,23 @@ static void __intel_display_device_info_runtime_init(struct drm_i915_private *i9 display_runtime->num_sprites[PIPE_A] = 2; display_runtime->num_sprites[PIPE_B] = 2; display_runtime->num_sprites[PIPE_C] = 1; - } else if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) { - for_each_pipe(i915, pipe) + } else if (display->platform.valleyview || display->platform.cherryview) { + for_each_pipe(display, pipe) display_runtime->num_sprites[pipe] = 2; - } else if (DISPLAY_VER(i915) >= 5 || IS_G4X(i915)) { - for_each_pipe(i915, pipe) + } else if (DISPLAY_VER(display) >= 5 || display->platform.g4x) { + for_each_pipe(display, pipe) display_runtime->num_sprites[pipe] = 1; } - if ((IS_DGFX(i915) || DISPLAY_VER(i915) >= 14) && - !(intel_de_read(i915, GU_CNTL_PROTECTED) & DEPRESENT)) { - drm_info(&i915->drm, "Display not present, disabling\n"); + if ((display->platform.dgfx || DISPLAY_VER(display) >= 14) && + !(intel_de_read(display, GU_CNTL_PROTECTED) & DEPRESENT)) { + drm_info(display->drm, "Display not present, disabling\n"); goto display_fused_off; } - if (IS_DISPLAY_VER(i915, 7, 8) && HAS_PCH_SPLIT(i915)) { - u32 fuse_strap = intel_de_read(i915, FUSE_STRAP); - u32 sfuse_strap = intel_de_read(i915, SFUSE_STRAP); + if (IS_DISPLAY_VER(display, 7, 8) && HAS_PCH_SPLIT(i915)) { + u32 fuse_strap = intel_de_read(display, FUSE_STRAP); + u32 sfuse_strap = intel_de_read(display, SFUSE_STRAP); /* * SFUSE_STRAP is supposed to have a bit signalling the display @@ -1740,16 +1743,16 @@ static void __intel_display_device_info_runtime_init(struct drm_i915_private *i9 sfuse_strap & SFUSE_STRAP_DISPLAY_DISABLED || (HAS_PCH_CPT(i915) && !(sfuse_strap & SFUSE_STRAP_FUSE_LOCK))) { - drm_info(&i915->drm, + drm_info(display->drm, "Display fused off, disabling\n"); goto display_fused_off; } else if (fuse_strap & IVB_PIPE_C_DISABLE) { - drm_info(&i915->drm, "PipeC fused off\n"); + drm_info(display->drm, "PipeC fused off\n"); display_runtime->pipe_mask &= ~BIT(PIPE_C); display_runtime->cpu_transcoder_mask &= ~BIT(TRANSCODER_C); } - } else if (DISPLAY_VER(i915) >= 9) { - u32 dfsm = intel_de_read(i915, SKL_DFSM); + } else if (DISPLAY_VER(display) >= 9) { + u32 dfsm = intel_de_read(display, SKL_DFSM); if (dfsm & SKL_DFSM_PIPE_A_DISABLE) { display_runtime->pipe_mask &= ~BIT(PIPE_A); @@ -1767,7 +1770,7 @@ static void __intel_display_device_info_runtime_init(struct drm_i915_private *i9 display_runtime->fbc_mask &= ~BIT(INTEL_FBC_C); } - if (DISPLAY_VER(i915) >= 12 && + if (DISPLAY_VER(display) >= 12 && (dfsm & TGL_DFSM_PIPE_D_DISABLE)) { display_runtime->pipe_mask &= ~BIT(PIPE_D); display_runtime->cpu_transcoder_mask &= ~BIT(TRANSCODER_D); @@ -1780,15 +1783,15 @@ static void __intel_display_device_info_runtime_init(struct drm_i915_private *i9 if (dfsm & SKL_DFSM_DISPLAY_HDCP_DISABLE) display_runtime->has_hdcp = 0; - if (IS_DG2(i915) || DISPLAY_VER(i915) < 13) { + if (display->platform.dg2 || DISPLAY_VER(display) < 13) { if (dfsm & SKL_DFSM_DISPLAY_PM_DISABLE) display_runtime->fbc_mask = 0; } - if (DISPLAY_VER(i915) >= 11 && (dfsm & ICL_DFSM_DMC_DISABLE)) + if (DISPLAY_VER(display) >= 11 && (dfsm & ICL_DFSM_DMC_DISABLE)) display_runtime->has_dmc = 0; - if (IS_DISPLAY_VER(i915, 10, 12) && + if (IS_DISPLAY_VER(display, 10, 12) && (dfsm & GLK_DFSM_DISPLAY_DSC_DISABLE)) display_runtime->has_dsc = 0; @@ -1797,8 +1800,8 @@ static void __intel_display_device_info_runtime_init(struct drm_i915_private *i9 display_runtime->has_dbuf_overlap_detection = false; } - if (DISPLAY_VER(i915) >= 20) { - u32 cap = intel_de_read(i915, XE2LPD_DE_CAP); + if (DISPLAY_VER(display) >= 20) { + u32 cap = intel_de_read(display, XE2LPD_DE_CAP); if (REG_FIELD_GET(XE2LPD_DE_CAP_DSC_MASK, cap) == XE2LPD_DE_CAP_DSC_REMOVED) @@ -1806,18 +1809,19 @@ static void __intel_display_device_info_runtime_init(struct drm_i915_private *i9 if (REG_FIELD_GET(XE2LPD_DE_CAP_SCALER_MASK, cap) == XE2LPD_DE_CAP_SCALER_SINGLE) { - for_each_pipe(i915, pipe) + for_each_pipe(display, pipe) if (display_runtime->num_scalers[pipe]) display_runtime->num_scalers[pipe] = 1; } } - if (DISPLAY_VER(i915) >= 30) + if (DISPLAY_VER(display) >= 30) display_runtime->edp_typec_support = intel_de_read(display, PICA_PHY_CONFIG_CONTROL) & EDP_ON_TYPEC; display_runtime->rawclk_freq = intel_read_rawclk(display); - drm_dbg_kms(&i915->drm, "rawclk rate: %d kHz\n", display_runtime->rawclk_freq); + drm_dbg_kms(display->drm, "rawclk rate: %d kHz\n", + display_runtime->rawclk_freq); return; @@ -1825,21 +1829,21 @@ static void __intel_display_device_info_runtime_init(struct drm_i915_private *i9 memset(display_runtime, 0, sizeof(*display_runtime)); } -void intel_display_device_info_runtime_init(struct drm_i915_private *i915) +void intel_display_device_info_runtime_init(struct intel_display *display) { - if (HAS_DISPLAY(i915)) - __intel_display_device_info_runtime_init(i915); + if (HAS_DISPLAY(display)) + __intel_display_device_info_runtime_init(display); /* Display may have been disabled by runtime init */ - if (!HAS_DISPLAY(i915)) { - i915->drm.driver_features &= ~(DRIVER_MODESET | DRIVER_ATOMIC); - i915->display.info.__device_info = &no_display; + if (!HAS_DISPLAY(display)) { + display->drm->driver_features &= ~(DRIVER_MODESET | DRIVER_ATOMIC); + display->info.__device_info = &no_display; } /* Disable nuclear pageflip by default on pre-g4x */ - if (!i915->display.params.nuclear_pageflip && - DISPLAY_VER(i915) < 5 && !IS_G4X(i915)) - i915->drm.driver_features &= ~DRIVER_ATOMIC; + if (!display->params.nuclear_pageflip && + DISPLAY_VER(display) < 5 && !display->platform.g4x) + display->drm->driver_features &= ~DRIVER_ATOMIC; } void intel_display_device_info_print(const struct intel_display_device_info *info, @@ -1876,10 +1880,8 @@ void intel_display_device_info_print(const struct intel_display_device_info *inf * Disabling display means taking over the display hardware, putting it to * sleep, and preventing connectors from being connected via any means. */ -bool intel_display_device_enabled(struct drm_i915_private *i915) +bool intel_display_device_enabled(struct intel_display *display) { - struct intel_display *display = &i915->display; - /* Only valid when HAS_DISPLAY() is true */ drm_WARN_ON(display->drm, !HAS_DISPLAY(display)); diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index d941603230de..3773d3cf7692 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -14,6 +14,7 @@ struct drm_i915_private; struct drm_printer; +struct intel_display; /* * Display platforms and subplatforms. Keep platforms in display version based @@ -288,10 +289,10 @@ struct intel_display_device_info { } color; }; -bool intel_display_device_enabled(struct drm_i915_private *i915); +bool intel_display_device_enabled(struct intel_display *display); void intel_display_device_probe(struct drm_i915_private *i915); -void intel_display_device_remove(struct drm_i915_private *i915); -void intel_display_device_info_runtime_init(struct drm_i915_private *i915); +void intel_display_device_remove(struct intel_display *display); +void intel_display_device_info_runtime_init(struct intel_display *display); void intel_display_device_info_print(const struct intel_display_device_info *info, const struct intel_display_runtime_info *runtime, diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index a1b3e9f6d0cb..b40964d65497 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -5633,6 +5633,7 @@ intel_dp_detect(struct drm_connector *connector, struct drm_modeset_acquire_ctx *ctx, bool force) { + struct intel_display *display = to_intel_display(connector->dev); struct drm_i915_private *dev_priv = to_i915(connector->dev); struct intel_connector *intel_connector = to_intel_connector(connector); @@ -5647,7 +5648,7 @@ intel_dp_detect(struct drm_connector *connector, drm_WARN_ON(&dev_priv->drm, !drm_modeset_is_locked(&dev_priv->drm.mode_config.connection_mutex)); - if (!intel_display_device_enabled(dev_priv)) + if (!intel_display_device_enabled(display)) return connector_status_disconnected; if (!intel_display_driver_check_access(dev_priv)) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 13449c85162d..29f2f8952c39 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1563,11 +1563,12 @@ static int intel_dp_mst_detect(struct drm_connector *connector, struct drm_modeset_acquire_ctx *ctx, bool force) { + struct intel_display *display = to_intel_display(connector->dev); struct drm_i915_private *i915 = to_i915(connector->dev); struct intel_connector *intel_connector = to_intel_connector(connector); struct intel_dp *intel_dp = intel_connector->mst_port; - if (!intel_display_device_enabled(i915)) + if (!intel_display_device_enabled(display)) return connector_status_disconnected; if (drm_connector_is_unregistered(connector)) diff --git a/drivers/gpu/drm/i915/display/intel_dvo.c b/drivers/gpu/drm/i915/display/intel_dvo.c index 2d5ffb37eac9..93a9af67ca47 100644 --- a/drivers/gpu/drm/i915/display/intel_dvo.c +++ b/drivers/gpu/drm/i915/display/intel_dvo.c @@ -318,6 +318,7 @@ static void intel_dvo_pre_enable(struct intel_atomic_state *state, static enum drm_connector_status intel_dvo_detect(struct drm_connector *_connector, bool force) { + struct intel_display *display = to_intel_display(_connector->dev); struct intel_connector *connector = to_intel_connector(_connector); struct drm_i915_private *i915 = to_i915(connector->base.dev); struct intel_dvo *intel_dvo = intel_attached_dvo(connector); @@ -325,7 +326,7 @@ intel_dvo_detect(struct drm_connector *_connector, bool force) drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s]\n", connector->base.base.id, connector->base.name); - if (!intel_display_device_enabled(i915)) + if (!intel_display_device_enabled(display)) return connector_status_disconnected; if (!intel_display_driver_check_access(i915)) diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index c6ce6bb88d7c..23c270a8c4aa 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -2556,7 +2556,7 @@ intel_hdmi_detect(struct drm_connector *connector, bool force) drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); - if (!intel_display_device_enabled(dev_priv)) + if (!intel_display_device_enabled(display)) return connector_status_disconnected; if (!intel_display_driver_check_access(dev_priv)) diff --git a/drivers/gpu/drm/i915/display/intel_hotplug.c b/drivers/gpu/drm/i915/display/intel_hotplug.c index a013b0e0ef54..3adc791d3776 100644 --- a/drivers/gpu/drm/i915/display/intel_hotplug.c +++ b/drivers/gpu/drm/i915/display/intel_hotplug.c @@ -813,8 +813,10 @@ static void i915_hpd_poll_init_work(struct work_struct *work) */ void intel_hpd_poll_enable(struct drm_i915_private *dev_priv) { + struct intel_display *display = &dev_priv->display; + if (!HAS_DISPLAY(dev_priv) || - !intel_display_device_enabled(dev_priv)) + !intel_display_device_enabled(display)) return; WRITE_ONCE(dev_priv->display.hotplug.poll_enabled, true); diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c index 313bd3f35ace..fdf9ef88a775 100644 --- a/drivers/gpu/drm/i915/display/intel_panel.c +++ b/drivers/gpu/drm/i915/display/intel_panel.c @@ -383,9 +383,10 @@ void intel_panel_add_encoder_fixed_mode(struct intel_connector *connector, enum drm_connector_status intel_panel_detect(struct drm_connector *connector, bool force) { + struct intel_display *display = to_intel_display(connector->dev); struct drm_i915_private *i915 = to_i915(connector->dev); - if (!intel_display_device_enabled(i915)) + if (!intel_display_device_enabled(display)) return connector_status_disconnected; if (!intel_display_driver_check_access(i915)) diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index 7a28104f68ad..df855bf3ecec 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -2136,6 +2136,7 @@ intel_sdvo_connector_matches_edid(struct intel_sdvo_connector *sdvo, static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connector, bool force) { + struct intel_display *display = to_intel_display(connector->dev); struct drm_i915_private *i915 = to_i915(connector->dev); struct intel_sdvo *intel_sdvo = intel_attached_sdvo(to_intel_connector(connector)); struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); @@ -2145,7 +2146,7 @@ intel_sdvo_detect(struct drm_connector *connector, bool force) drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); - if (!intel_display_device_enabled(i915)) + if (!intel_display_device_enabled(display)) return connector_status_disconnected; if (!intel_display_driver_check_access(i915)) diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c index 27c530218ee6..1b96223fe916 100644 --- a/drivers/gpu/drm/i915/display/intel_tv.c +++ b/drivers/gpu/drm/i915/display/intel_tv.c @@ -1722,7 +1722,7 @@ intel_tv_detect(struct drm_connector *connector, drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s] force=%d\n", connector->base.id, connector->name, force); - if (!intel_display_device_enabled(i915)) + if (!intel_display_device_enabled(display)) return connector_status_disconnected; if (!intel_display_driver_check_access(i915)) diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index c62cfed3b7f3..0b032f823ff6 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -311,6 +311,7 @@ static void i915_driver_late_release(struct drm_i915_private *dev_priv) */ static int i915_driver_mmio_probe(struct drm_i915_private *dev_priv) { + struct intel_display *display = &dev_priv->display; struct intel_gt *gt; int ret, i; @@ -336,7 +337,7 @@ static int i915_driver_mmio_probe(struct drm_i915_private *dev_priv) /* Try to make sure MCHBAR is enabled before poking at it */ intel_gmch_bar_setup(dev_priv); intel_device_info_runtime_init(dev_priv); - intel_display_device_info_runtime_init(dev_priv); + intel_display_device_info_runtime_init(display); for_each_gt(gt, dev_priv, i) { ret = intel_gt_init_mmio(gt); @@ -887,6 +888,7 @@ void i915_driver_remove(struct drm_i915_private *i915) static void i915_driver_release(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = &dev_priv->display; struct intel_runtime_pm *rpm = &dev_priv->runtime_pm; intel_wakeref_t wakeref; @@ -910,7 +912,7 @@ static void i915_driver_release(struct drm_device *dev) i915_driver_late_release(dev_priv); - intel_display_device_remove(dev_priv); + intel_display_device_remove(display); } static int i915_driver_open(struct drm_device *dev, struct drm_file *file) diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 46a3e7169042..ef2a2b34dc23 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -157,7 +157,7 @@ int xe_display_init_noirq(struct xe_device *xe) intel_bw_init_hw(xe); - intel_display_device_info_runtime_init(xe); + intel_display_device_info_runtime_init(display); err = intel_display_driver_probe_noirq(xe); if (err) { @@ -485,13 +485,14 @@ void xe_display_pm_runtime_resume(struct xe_device *xe) static void display_device_remove(struct drm_device *dev, void *arg) { - struct xe_device *xe = arg; + struct intel_display *display = arg; - intel_display_device_remove(xe); + intel_display_device_remove(display); } int xe_display_probe(struct xe_device *xe) { + struct intel_display *display = &xe->display; int err; if (!xe->info.probe_display) @@ -499,7 +500,7 @@ int xe_display_probe(struct xe_device *xe) intel_display_device_probe(xe); - err = drmm_add_action_or_reset(&xe->drm, display_device_remove, xe); + err = drmm_add_action_or_reset(&xe->drm, display_device_remove, display); if (err) return err; From b7f48bfda832c92d05ecc6f40149cd6b665d3cf2 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:34:03 +0200 Subject: [PATCH 089/179] drm/i915/display: pass struct pci_dev * to intel_display_device_probe() Convert intel_display_device_probe() to accept struct pci_dev * instead of struct drm_i915_private *. Return struct intel_display * in preparation of allocating the memory of it later. Reviewed-by: Vinod Govindapillai Link: https://patchwork.freedesktop.org/patch/msgid/ab4e960e3fff46cbeba185882b1e554f0ccd5877.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_device.c | 10 ++++++---- drivers/gpu/drm/i915/display/intel_display_device.h | 4 ++-- drivers/gpu/drm/i915/i915_driver.c | 2 +- drivers/gpu/drm/i915/selftests/mock_gem_device.c | 2 +- drivers/gpu/drm/xe/display/xe_display.c | 5 +++-- 5 files changed, 13 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c index 45a80b358aa0..41df7a8fd32e 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.c +++ b/drivers/gpu/drm/i915/display/intel_display_device.c @@ -16,6 +16,7 @@ #include "intel_display_params.h" #include "intel_display_power.h" #include "intel_display_reg_defs.h" +#include "intel_display_types.h" #include "intel_fbc.h" #include "intel_step.h" @@ -1569,10 +1570,9 @@ static void display_platforms_or(struct intel_display_platforms *dst, bitmap_or(dst->bitmap, dst->bitmap, src->bitmap, display_platforms_num_bits()); } -void intel_display_device_probe(struct drm_i915_private *i915) +struct intel_display *intel_display_device_probe(struct pci_dev *pdev) { - struct intel_display *display = &i915->display; - struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + struct intel_display *display = to_intel_display(pdev); const struct intel_display_device_info *info; struct intel_display_ip_ver ip_ver = {}; const struct platform_desc *desc; @@ -1649,10 +1649,12 @@ void intel_display_device_probe(struct drm_i915_private *i915) DISPLAY_RUNTIME_INFO(display)->ip.rel, step != STEP_NONE ? intel_step_name(step) : "N/A"); - return; + return display; no_display: DISPLAY_INFO(display) = &no_display; + + return display; } void intel_display_device_remove(struct intel_display *display) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 3773d3cf7692..0dd48737804d 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -12,9 +12,9 @@ #include "intel_display_conversion.h" #include "intel_display_limits.h" -struct drm_i915_private; struct drm_printer; struct intel_display; +struct pci_dev; /* * Display platforms and subplatforms. Keep platforms in display version based @@ -290,7 +290,7 @@ struct intel_display_device_info { }; bool intel_display_device_enabled(struct intel_display *display); -void intel_display_device_probe(struct drm_i915_private *i915); +struct intel_display *intel_display_device_probe(struct pci_dev *pdev); void intel_display_device_remove(struct intel_display *display); void intel_display_device_info_runtime_init(struct intel_display *display); diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 0b032f823ff6..991b20f55341 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -736,7 +736,7 @@ i915_driver_create(struct pci_dev *pdev, const struct pci_device_id *ent) /* Set up device info and initial runtime info. */ intel_device_info_driver_create(i915, pdev->device, match_info); - intel_display_device_probe(i915); + intel_display_device_probe(pdev); return i915; } diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c index ae57eb03dfca..a77e5b26542c 100644 --- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c +++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c @@ -180,7 +180,7 @@ struct drm_i915_private *mock_gem_device(void) /* Set up device info and initial runtime info. */ intel_device_info_driver_create(i915, pdev->device, &mock_info); - intel_display_device_probe(i915); + intel_display_device_probe(pdev); dev_pm_domain_set(&pdev->dev, &pm_domain); pm_runtime_enable(&pdev->dev); diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index ef2a2b34dc23..9ea2b3d133a0 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -492,13 +492,14 @@ static void display_device_remove(struct drm_device *dev, void *arg) int xe_display_probe(struct xe_device *xe) { - struct intel_display *display = &xe->display; + struct pci_dev *pdev = to_pci_dev(xe->drm.dev); + struct intel_display *display; int err; if (!xe->info.probe_display) goto no_display; - intel_display_device_probe(xe); + display = intel_display_device_probe(pdev); err = drmm_add_action_or_reset(&xe->drm, display_device_remove, display); if (err) From bdf5e3f117560a5ef1f8a6499baa5090cdc5ef9a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 11 Nov 2024 12:34:04 +0200 Subject: [PATCH 090/179] drm/i915/display: add mobile platform group Identify mobile platforms separately in display, using the platform group mechanism. This enables dropping the dependency on i915_drv.h IS_MOBILE() from display code. v2: Make snb_display static (kernel test robot) Reviewed-by: Vinod Govindapillai Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/2389fd58446e83a79ec57bc0b037679662037b9e.1731321183.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../drm/i915/display/intel_display_device.c | 108 ++++++++++++------ .../drm/i915/display/intel_display_device.h | 1 + 2 files changed, 72 insertions(+), 37 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c index 41df7a8fd32e..68cb7f9b9ef3 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.c +++ b/drivers/gpu/drm/i915/display/intel_display_device.c @@ -253,6 +253,7 @@ static const struct intel_display_device_info no_display = {}; static const struct platform_desc i830_desc = { PLATFORM(i830), + PLATFORM_GROUP(mobile), .info = &(const struct intel_display_device_info) { I830_DISPLAY, @@ -271,6 +272,7 @@ static const struct platform_desc i845_desc = { static const struct platform_desc i85x_desc = { PLATFORM(i85x), + PLATFORM_GROUP(mobile), .info = &(const struct intel_display_device_info) { I830_DISPLAY, @@ -313,6 +315,7 @@ static const struct platform_desc i915g_desc = { static const struct platform_desc i915gm_desc = { PLATFORM(i915gm), + PLATFORM_GROUP(mobile), .info = &(const struct intel_display_device_info) { GEN3_DISPLAY, I9XX_COLORS, @@ -337,6 +340,7 @@ static const struct platform_desc i945g_desc = { static const struct platform_desc i945gm_desc = { PLATFORM(i915gm), + PLATFORM_GROUP(mobile), .info = &(const struct intel_display_device_info) { GEN3_DISPLAY, I9XX_COLORS, @@ -358,13 +362,21 @@ static const struct platform_desc g33_desc = { }, }; -static const struct platform_desc pnv_desc = { +static const struct intel_display_device_info pnv_display = { + GEN3_DISPLAY, + I9XX_COLORS, + .has_hotplug = 1, +}; + +static const struct platform_desc pnv_g_desc = { PLATFORM(pineview), - .info = &(const struct intel_display_device_info) { - GEN3_DISPLAY, - I9XX_COLORS, - .has_hotplug = 1, - }, + .info = &pnv_display, +}; + +static const struct platform_desc pnv_m_desc = { + PLATFORM(pineview), + PLATFORM_GROUP(mobile), + .info = &pnv_display, }; #define GEN4_DISPLAY \ @@ -391,6 +403,7 @@ static const struct platform_desc i965g_desc = { static const struct platform_desc i965gm_desc = { PLATFORM(i965gm), + PLATFORM_GROUP(mobile), .info = &(const struct intel_display_device_info) { GEN4_DISPLAY, .has_overlay = 1, @@ -414,6 +427,7 @@ static const struct platform_desc g45_desc = { static const struct platform_desc gm45_desc = { PLATFORM(gm45), PLATFORM_GROUP(g4x), + PLATFORM_GROUP(mobile), .info = &(const struct intel_display_device_info) { GEN4_DISPLAY, .supports_tv = 1, @@ -444,6 +458,7 @@ static const struct platform_desc ilk_d_desc = { static const struct platform_desc ilk_m_desc = { PLATFORM(ironlake), + PLATFORM_GROUP(mobile), .info = &(const struct intel_display_device_info) { ILK_DISPLAY, @@ -451,38 +466,54 @@ static const struct platform_desc ilk_m_desc = { }, }; -static const struct platform_desc snb_desc = { - PLATFORM(sandybridge), - .info = &(const struct intel_display_device_info) { - .has_hotplug = 1, - I9XX_PIPE_OFFSETS, - I9XX_CURSOR_OFFSETS, - ILK_COLORS, +static const struct intel_display_device_info snb_display = { + .has_hotplug = 1, + I9XX_PIPE_OFFSETS, + I9XX_CURSOR_OFFSETS, + ILK_COLORS, - .__runtime_defaults.ip.ver = 6, - .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), - .__runtime_defaults.cpu_transcoder_mask = - BIT(TRANSCODER_A) | BIT(TRANSCODER_B), - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */ - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), - }, + .__runtime_defaults.ip.ver = 6, + .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), + .__runtime_defaults.cpu_transcoder_mask = + BIT(TRANSCODER_A) | BIT(TRANSCODER_B), + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */ + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), }; -static const struct platform_desc ivb_desc = { - PLATFORM(ivybridge), - .info = &(const struct intel_display_device_info) { - .has_hotplug = 1, - IVB_PIPE_OFFSETS, - IVB_CURSOR_OFFSETS, - IVB_COLORS, +static const struct platform_desc snb_d_desc = { + PLATFORM(sandybridge), + .info = &snb_display, +}; - .__runtime_defaults.ip.ver = 7, - .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), - .__runtime_defaults.cpu_transcoder_mask = - BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C), - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */ - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), - }, +static const struct platform_desc snb_m_desc = { + PLATFORM(sandybridge), + PLATFORM_GROUP(mobile), + .info = &snb_display, +}; + +static const struct intel_display_device_info ivb_display = { + .has_hotplug = 1, + IVB_PIPE_OFFSETS, + IVB_CURSOR_OFFSETS, + IVB_COLORS, + + .__runtime_defaults.ip.ver = 7, + .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), + .__runtime_defaults.cpu_transcoder_mask = + BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C), + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */ + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), +}; + +static const struct platform_desc ivb_d_desc = { + PLATFORM(ivybridge), + .info = &ivb_display, +}; + +static const struct platform_desc ivb_m_desc = { + PLATFORM(ivybridge), + PLATFORM_GROUP(mobile), + .info = &ivb_display, }; static const struct platform_desc vlv_desc = { @@ -1385,11 +1416,14 @@ static const struct { INTEL_I965GM_IDS(INTEL_DISPLAY_DEVICE, &i965gm_desc), INTEL_GM45_IDS(INTEL_DISPLAY_DEVICE, &gm45_desc), INTEL_G45_IDS(INTEL_DISPLAY_DEVICE, &g45_desc), - INTEL_PNV_IDS(INTEL_DISPLAY_DEVICE, &pnv_desc), + INTEL_PNV_G_IDS(INTEL_DISPLAY_DEVICE, &pnv_g_desc), + INTEL_PNV_M_IDS(INTEL_DISPLAY_DEVICE, &pnv_m_desc), INTEL_ILK_D_IDS(INTEL_DISPLAY_DEVICE, &ilk_d_desc), INTEL_ILK_M_IDS(INTEL_DISPLAY_DEVICE, &ilk_m_desc), - INTEL_SNB_IDS(INTEL_DISPLAY_DEVICE, &snb_desc), - INTEL_IVB_IDS(INTEL_DISPLAY_DEVICE, &ivb_desc), + INTEL_SNB_D_IDS(INTEL_DISPLAY_DEVICE, &snb_d_desc), + INTEL_SNB_M_IDS(INTEL_DISPLAY_DEVICE, &snb_m_desc), + INTEL_IVB_D_IDS(INTEL_DISPLAY_DEVICE, &ivb_d_desc), + INTEL_IVB_M_IDS(INTEL_DISPLAY_DEVICE, &ivb_m_desc), INTEL_HSW_IDS(INTEL_DISPLAY_DEVICE, &hsw_desc), INTEL_VLV_IDS(INTEL_DISPLAY_DEVICE, &vlv_desc), INTEL_BDW_IDS(INTEL_DISPLAY_DEVICE, &bdw_desc), diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h index 0dd48737804d..9a333d9e6601 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.h +++ b/drivers/gpu/drm/i915/display/intel_display_device.h @@ -24,6 +24,7 @@ struct pci_dev; #define INTEL_DISPLAY_PLATFORMS(func) \ /* Platform group aliases */ \ func(g4x) /* g45 and gm45 */ \ + func(mobile) /* mobile platforms */ \ func(dgfx) /* discrete graphics */ \ /* Display ver 2 */ \ func(i830) \ From 612d02f9357669d9ba0a152e9782c15e6461d669 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 12 Nov 2024 13:10:37 +0200 Subject: [PATCH 091/179] drm/i915/mst: pass primary encoder to primary encoder hooks Pass the primary encoder to the primary encoder hooks. This is pedantically correct, but intel_ddi_post_pll_disable() also works with the fake encoder by coincidence. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/a0151fddfdd5ec11a26345232cdd3ae59c8cf56a.1731409802.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 29f2f8952c39..7723f36ad256 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1113,7 +1113,7 @@ static void intel_mst_post_pll_disable_dp(struct intel_atomic_state *state, if (intel_dp->active_mst_links == 0 && dig_port->base.post_pll_disable) - dig_port->base.post_pll_disable(state, encoder, old_crtc_state, old_conn_state); + dig_port->base.post_pll_disable(state, &dig_port->base, old_crtc_state, old_conn_state); } static void intel_mst_pre_pll_enable_dp(struct intel_atomic_state *state, From 45f9b3e8cb43bdb9c0cf430199ed19ba2fc0252d Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 12 Nov 2024 13:10:38 +0200 Subject: [PATCH 092/179] drm/i915/mst: rename intel_encoder to encoder Switch to the modern style in fake mst encoder creation. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/4d29387fba64b925c6ab4c108782a7b5ac22628a.1731409802.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 44 ++++++++++----------- 1 file changed, 22 insertions(+), 22 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 7723f36ad256..4a1c857f113f 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1785,7 +1785,7 @@ static struct intel_dp_mst_encoder * intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe pipe) { struct intel_dp_mst_encoder *intel_mst; - struct intel_encoder *intel_encoder; + struct intel_encoder *encoder; struct drm_device *dev = dig_port->base.base.dev; intel_mst = kzalloc(sizeof(*intel_mst), GFP_KERNEL); @@ -1794,16 +1794,16 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe return NULL; intel_mst->pipe = pipe; - intel_encoder = &intel_mst->base; + encoder = &intel_mst->base; intel_mst->primary = dig_port; - drm_encoder_init(dev, &intel_encoder->base, &intel_dp_mst_enc_funcs, + drm_encoder_init(dev, &encoder->base, &intel_dp_mst_enc_funcs, DRM_MODE_ENCODER_DPMST, "DP-MST %c", pipe_name(pipe)); - intel_encoder->type = INTEL_OUTPUT_DP_MST; - intel_encoder->power_domain = dig_port->base.power_domain; - intel_encoder->port = dig_port->base.port; - intel_encoder->cloneable = 0; + encoder->type = INTEL_OUTPUT_DP_MST; + encoder->power_domain = dig_port->base.power_domain; + encoder->port = dig_port->base.port; + encoder->cloneable = 0; /* * This is wrong, but broken userspace uses the intersection * of possible_crtcs of all the encoders of a given connector @@ -1812,22 +1812,22 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe * To keep such userspace functioning we must misconfigure * this to make sure the intersection is not empty :( */ - intel_encoder->pipe_mask = ~0; + encoder->pipe_mask = ~0; - intel_encoder->compute_config = intel_dp_mst_compute_config; - intel_encoder->compute_config_late = intel_dp_mst_compute_config_late; - intel_encoder->disable = intel_mst_disable_dp; - intel_encoder->post_disable = intel_mst_post_disable_dp; - intel_encoder->post_pll_disable = intel_mst_post_pll_disable_dp; - intel_encoder->update_pipe = intel_ddi_update_pipe; - intel_encoder->pre_pll_enable = intel_mst_pre_pll_enable_dp; - intel_encoder->pre_enable = intel_mst_pre_enable_dp; - intel_encoder->enable = intel_mst_enable_dp; - intel_encoder->audio_enable = intel_audio_codec_enable; - intel_encoder->audio_disable = intel_audio_codec_disable; - intel_encoder->get_hw_state = intel_dp_mst_enc_get_hw_state; - intel_encoder->get_config = intel_dp_mst_enc_get_config; - intel_encoder->initial_fastset_check = intel_dp_mst_initial_fastset_check; + encoder->compute_config = intel_dp_mst_compute_config; + encoder->compute_config_late = intel_dp_mst_compute_config_late; + encoder->disable = intel_mst_disable_dp; + encoder->post_disable = intel_mst_post_disable_dp; + encoder->post_pll_disable = intel_mst_post_pll_disable_dp; + encoder->update_pipe = intel_ddi_update_pipe; + encoder->pre_pll_enable = intel_mst_pre_pll_enable_dp; + encoder->pre_enable = intel_mst_pre_enable_dp; + encoder->enable = intel_mst_enable_dp; + encoder->audio_enable = intel_audio_codec_enable; + encoder->audio_disable = intel_audio_codec_disable; + encoder->get_hw_state = intel_dp_mst_enc_get_hw_state; + encoder->get_config = intel_dp_mst_enc_get_config; + encoder->initial_fastset_check = intel_dp_mst_initial_fastset_check; return intel_mst; From ca743f5faca00a00ba17b115db1f1cea5930f622 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 12 Nov 2024 13:10:39 +0200 Subject: [PATCH 093/179] drm/i915/mst: introduce to_primary_encoder() and to_primary_dp() Add helpers to_primary_encoder() and to_primary_dp() to convert fake MST encoder pointers to primary encoder and DP pointers, respectively, and use them. The main point is to highlight the primary encoder and DP usage. Very few places actually need the struct intel_dp_mst_encoder pointer, or the primary struct intel_digital_port, so ditch them where possible for clarity. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/ff8786c04bae053055783f720f89a4d9f9815c70.1731409802.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 98 +++++++++++---------- 1 file changed, 52 insertions(+), 46 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 4a1c857f113f..037f71eac5e8 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -53,6 +53,24 @@ #include "intel_vdsc.h" #include "skl_scaler.h" +/* From fake MST encoder to primary encoder */ +static struct intel_encoder *to_primary_encoder(struct intel_encoder *encoder) +{ + struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); + struct intel_digital_port *dig_port = intel_mst->primary; + + return &dig_port->base; +} + +/* From fake MST encoder to primary DP */ +static struct intel_dp *to_primary_dp(struct intel_encoder *encoder) +{ + struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); + struct intel_digital_port *dig_port = intel_mst->primary; + + return &dig_port->dp; +} + static int intel_dp_mst_max_dpt_bpp(const struct intel_crtc_state *crtc_state, bool dsc) { @@ -171,8 +189,7 @@ static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, bool dsc) { struct drm_atomic_state *state = crtc_state->uapi.state; - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_dp *intel_dp = &intel_mst->primary->dp; + struct intel_dp *intel_dp = to_primary_dp(encoder); struct drm_dp_mst_topology_state *mst_state; struct intel_connector *connector = to_intel_connector(conn_state->connector); @@ -422,8 +439,7 @@ static int intel_dp_mst_update_slots(struct intel_encoder *encoder, struct drm_connector_state *conn_state) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_dp *intel_dp = &intel_mst->primary->dp; + struct intel_dp *intel_dp = to_primary_dp(encoder); struct drm_dp_mst_topology_mgr *mgr = &intel_dp->mst_mgr; struct drm_dp_mst_topology_state *topology_state; u8 link_coding_cap = intel_dp_is_uhbr(crtc_state) ? @@ -581,8 +597,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_atomic_state *state = to_intel_atomic_state(conn_state->state); struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_dp *intel_dp = &intel_mst->primary->dp; + struct intel_dp *intel_dp = to_primary_dp(encoder); struct intel_connector *connector = to_intel_connector(conn_state->connector); const struct drm_display_mode *adjusted_mode = @@ -855,8 +870,7 @@ static int intel_dp_mst_compute_config_late(struct intel_encoder *encoder, struct drm_connector_state *conn_state) { struct intel_atomic_state *state = to_intel_atomic_state(conn_state->state); - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_dp *intel_dp = &intel_mst->primary->dp; + struct intel_dp *intel_dp = to_primary_dp(encoder); /* lowest numbered transcoder will be designated master */ crtc_state->mst_master_transcoder = @@ -970,8 +984,7 @@ static void wait_for_act_sent(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_dp *intel_dp = &intel_mst->primary->dp; + struct intel_dp *intel_dp = to_primary_dp(encoder); if (intel_de_wait_for_set(i915, dp_tp_status_reg(encoder, crtc_state), DP_TP_STATUS_ACT_SENT, 1)) @@ -986,8 +999,7 @@ static void intel_mst_disable_dp(struct intel_atomic_state *state, const struct drm_connector_state *old_conn_state) { struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_digital_port *dig_port = intel_mst->primary; - struct intel_dp *intel_dp = &dig_port->dp; + struct intel_dp *intel_dp = to_primary_dp(encoder); struct intel_connector *connector = to_intel_connector(old_conn_state->connector); struct drm_i915_private *i915 = to_i915(connector->base.dev); @@ -1010,8 +1022,8 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, { struct intel_display *display = to_intel_display(encoder); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_digital_port *dig_port = intel_mst->primary; - struct intel_dp *intel_dp = &dig_port->dp; + struct intel_encoder *primary_encoder = to_primary_encoder(encoder); + struct intel_dp *intel_dp = to_primary_dp(encoder); struct intel_connector *connector = to_intel_connector(old_conn_state->connector); struct drm_dp_mst_topology_state *old_mst_state = @@ -1080,8 +1092,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, * BSpec 4287: disable DIP after the transcoder is disabled and before * the transcoder clock select is set to none. */ - intel_dp_set_infoframes(&dig_port->base, false, - old_crtc_state, NULL); + intel_dp_set_infoframes(primary_encoder, false, old_crtc_state, NULL); /* * From TGL spec: "If multi-stream slave transcoder: Configure * Transcoder Clock Select to direct no clock to the transcoder" @@ -1095,8 +1106,8 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, intel_mst->connector = NULL; if (last_mst_stream) - dig_port->base.post_disable(state, &dig_port->base, - old_crtc_state, NULL); + primary_encoder->post_disable(state, primary_encoder, + old_crtc_state, NULL); drm_dbg_kms(&dev_priv->drm, "active links %d\n", intel_dp->active_mst_links); @@ -1107,13 +1118,12 @@ static void intel_mst_post_pll_disable_dp(struct intel_atomic_state *state, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_digital_port *dig_port = intel_mst->primary; - struct intel_dp *intel_dp = &dig_port->dp; + struct intel_encoder *primary_encoder = to_primary_encoder(encoder); + struct intel_dp *intel_dp = to_primary_dp(encoder); if (intel_dp->active_mst_links == 0 && - dig_port->base.post_pll_disable) - dig_port->base.post_pll_disable(state, &dig_port->base, old_crtc_state, old_conn_state); + primary_encoder->post_pll_disable) + primary_encoder->post_pll_disable(state, primary_encoder, old_crtc_state, old_conn_state); } static void intel_mst_pre_pll_enable_dp(struct intel_atomic_state *state, @@ -1121,19 +1131,18 @@ static void intel_mst_pre_pll_enable_dp(struct intel_atomic_state *state, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_digital_port *dig_port = intel_mst->primary; - struct intel_dp *intel_dp = &dig_port->dp; + struct intel_encoder *primary_encoder = to_primary_encoder(encoder); + struct intel_dp *intel_dp = to_primary_dp(encoder); if (intel_dp->active_mst_links == 0) - dig_port->base.pre_pll_enable(state, &dig_port->base, - pipe_config, NULL); + primary_encoder->pre_pll_enable(state, primary_encoder, + pipe_config, NULL); else /* * The port PLL state needs to get updated for secondary * streams as for the primary stream. */ - intel_ddi_update_active_dpll(state, &dig_port->base, + intel_ddi_update_active_dpll(state, primary_encoder, to_intel_crtc(pipe_config->uapi.crtc)); } @@ -1170,8 +1179,8 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, const struct drm_connector_state *conn_state) { struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_digital_port *dig_port = intel_mst->primary; - struct intel_dp *intel_dp = &dig_port->dp; + struct intel_encoder *primary_encoder = to_primary_encoder(encoder); + struct intel_dp *intel_dp = to_primary_dp(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_connector *connector = to_intel_connector(conn_state->connector); @@ -1201,8 +1210,8 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, intel_dp_sink_enable_decompression(state, connector, pipe_config); if (first_mst_stream) { - dig_port->base.pre_enable(state, &dig_port->base, - pipe_config, NULL); + primary_encoder->pre_enable(state, primary_encoder, + pipe_config, NULL); intel_mst_reprobe_topology(intel_dp, pipe_config); } @@ -1212,11 +1221,11 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, ret = drm_dp_add_payload_part1(&intel_dp->mst_mgr, mst_state, drm_atomic_get_mst_payload_state(mst_state, connector->port)); if (ret < 0) - intel_dp_queue_modeset_retry_for_link(state, &dig_port->base, pipe_config); + intel_dp_queue_modeset_retry_for_link(state, primary_encoder, pipe_config); /* * Before Gen 12 this is not done as part of - * dig_port->base.pre_enable() and should be done here. For + * primary_encoder->pre_enable() and should be done here. For * Gen 12+ the step in which this should be done is different for the * first MST stream, so it's done on the DDI for the first stream and * here for the following ones. @@ -1227,7 +1236,7 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, if (DISPLAY_VER(dev_priv) >= 13 && !first_mst_stream) intel_ddi_config_transcoder_func(encoder, pipe_config); - intel_dsc_dp_pps_write(&dig_port->base, pipe_config); + intel_dsc_dp_pps_write(primary_encoder, pipe_config); intel_ddi_set_dp_msa(pipe_config, conn_state); } @@ -1270,9 +1279,8 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, const struct drm_connector_state *conn_state) { struct intel_display *display = to_intel_display(encoder); - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_digital_port *dig_port = intel_mst->primary; - struct intel_dp *intel_dp = &dig_port->dp; + struct intel_encoder *primary_encoder = to_primary_encoder(encoder); + struct intel_dp *intel_dp = to_primary_dp(encoder); struct intel_connector *connector = to_intel_connector(conn_state->connector); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct drm_dp_mst_topology_state *mst_state = @@ -1316,7 +1324,7 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, drm_atomic_get_mst_payload_state(mst_state, connector->port)); if (ret < 0) - intel_dp_queue_modeset_retry_for_link(state, &dig_port->base, pipe_config); + intel_dp_queue_modeset_retry_for_link(state, primary_encoder, pipe_config); if (DISPLAY_VER(dev_priv) >= 12) intel_de_rmw(dev_priv, hsw_chicken_trans_reg(dev_priv, trans), @@ -1350,19 +1358,17 @@ static bool intel_dp_mst_enc_get_hw_state(struct intel_encoder *encoder, static void intel_dp_mst_enc_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_digital_port *dig_port = intel_mst->primary; + struct intel_encoder *primary_encoder = to_primary_encoder(encoder); - dig_port->base.get_config(&dig_port->base, pipe_config); + primary_encoder->get_config(primary_encoder, pipe_config); } static bool intel_dp_mst_initial_fastset_check(struct intel_encoder *encoder, struct intel_crtc_state *crtc_state) { - struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); - struct intel_digital_port *dig_port = intel_mst->primary; + struct intel_encoder *primary_encoder = to_primary_encoder(encoder); - return intel_dp_initial_fastset_check(&dig_port->base, crtc_state); + return intel_dp_initial_fastset_check(primary_encoder, crtc_state); } static int intel_dp_mst_get_ddc_modes(struct drm_connector *connector) From 3e5c6c719967adbf9f66cc3c1a961050629805f8 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 12 Nov 2024 13:10:40 +0200 Subject: [PATCH 094/179] drm/i915/mst: use primary_encoder in fake mst encoder creation Use a primary_encoder local variable in intel_dp_create_fake_mst_encoder() for clarity. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/7c9ad1db97550b7eacb1f010521704f623b0c689.1731409802.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 037f71eac5e8..7641ced64610 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1790,6 +1790,7 @@ static const struct drm_dp_mst_topology_cbs mst_cbs = { static struct intel_dp_mst_encoder * intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe pipe) { + struct intel_encoder *primary_encoder = &dig_port->base; struct intel_dp_mst_encoder *intel_mst; struct intel_encoder *encoder; struct drm_device *dev = dig_port->base.base.dev; @@ -1807,8 +1808,8 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe DRM_MODE_ENCODER_DPMST, "DP-MST %c", pipe_name(pipe)); encoder->type = INTEL_OUTPUT_DP_MST; - encoder->power_domain = dig_port->base.power_domain; - encoder->port = dig_port->base.port; + encoder->power_domain = primary_encoder->power_domain; + encoder->port = primary_encoder->port; encoder->cloneable = 0; /* * This is wrong, but broken userspace uses the intersection From 8c6942748b35cd94a0cfa4e72f19169733cb0395 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 12 Nov 2024 13:10:41 +0200 Subject: [PATCH 095/179] drm/i915/display: make CHICKEN_TRANS() display version aware Making register macros platform or display version aware is not exactly something I want to promote widely, but in this case it's the lesser of two evils. hsw_chicken_trans_reg() is not pretty, and it doesn't have a suitable home. v2: Rebase Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/712c17ee22537b0628aa32695743bc017b3fe332.1731409802.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 21 ++++++-------------- drivers/gpu/drm/i915/display/intel_ddi.h | 2 -- drivers/gpu/drm/i915/display/intel_display.c | 15 +++++++------- drivers/gpu/drm/i915/display/intel_dp_mst.c | 4 ++-- drivers/gpu/drm/i915/display/intel_hdcp.c | 2 +- drivers/gpu/drm/i915/display/intel_psr.c | 4 ++-- drivers/gpu/drm/i915/display/intel_vrr.c | 2 +- drivers/gpu/drm/i915/i915_reg.h | 5 +++-- 8 files changed, 23 insertions(+), 32 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 4c482a6cf1c7..b067e5fb17c3 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3292,18 +3292,8 @@ static void intel_enable_ddi_dp(struct intel_atomic_state *state, trans_port_sync_stop_link_train(state, encoder, crtc_state); } -/* FIXME bad home for this function */ -i915_reg_t hsw_chicken_trans_reg(struct drm_i915_private *i915, - enum transcoder cpu_transcoder) -{ - return DISPLAY_VER(i915) >= 14 ? - MTL_CHICKEN_TRANS(cpu_transcoder) : - CHICKEN_TRANS(cpu_transcoder); -} - static i915_reg_t -gen9_chicken_trans_reg_by_port(struct drm_i915_private *dev_priv, - enum port port) +gen9_chicken_trans_reg_by_port(struct intel_display *display, enum port port) { static const enum transcoder trans[] = { [PORT_A] = TRANSCODER_EDP, @@ -3313,12 +3303,12 @@ gen9_chicken_trans_reg_by_port(struct drm_i915_private *dev_priv, [PORT_E] = TRANSCODER_A, }; - drm_WARN_ON(&dev_priv->drm, DISPLAY_VER(dev_priv) < 9); + drm_WARN_ON(display->drm, DISPLAY_VER(display) < 9); - if (drm_WARN_ON(&dev_priv->drm, port < PORT_A || port > PORT_E)) + if (drm_WARN_ON(display->drm, port < PORT_A || port > PORT_E)) port = PORT_A; - return CHICKEN_TRANS(trans[port]); + return CHICKEN_TRANS(display, trans[port]); } static void intel_enable_ddi_hdmi(struct intel_atomic_state *state, @@ -3326,6 +3316,7 @@ static void intel_enable_ddi_hdmi(struct intel_atomic_state *state, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) { + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); struct drm_connector *connector = conn_state->connector; @@ -3356,7 +3347,7 @@ static void intel_enable_ddi_hdmi(struct intel_atomic_state *state, * the bits affect a specific DDI port rather than * a specific transcoder. */ - i915_reg_t reg = gen9_chicken_trans_reg_by_port(dev_priv, port); + i915_reg_t reg = gen9_chicken_trans_reg_by_port(display, port); u32 val; val = intel_de_read(dev_priv, reg); diff --git a/drivers/gpu/drm/i915/display/intel_ddi.h b/drivers/gpu/drm/i915/display/intel_ddi.h index b7fdf0a388cf..0d5d820740f6 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.h +++ b/drivers/gpu/drm/i915/display/intel_ddi.h @@ -28,8 +28,6 @@ i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); -i915_reg_t hsw_chicken_trans_reg(struct drm_i915_private *i915, - enum transcoder cpu_transcoder); void intel_ddi_fdi_post_disable(struct intel_atomic_state *state, struct intel_encoder *intel_encoder, const struct intel_crtc_state *old_crtc_state, diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 03f33669e666..e790a2de5b3d 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -511,6 +511,7 @@ void vlv_wait_port_ready(struct intel_display *display, void intel_enable_transcoder(const struct intel_crtc_state *new_crtc_state) { + struct intel_display *display = to_intel_display(new_crtc_state); struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = new_crtc_state->cpu_transcoder; @@ -554,8 +555,7 @@ void intel_enable_transcoder(const struct intel_crtc_state *new_crtc_state) if (DISPLAY_VER(dev_priv) == 14) set |= DP_FEC_BS_JITTER_WA; - intel_de_rmw(dev_priv, - hsw_chicken_trans_reg(dev_priv, cpu_transcoder), + intel_de_rmw(display, CHICKEN_TRANS(display, cpu_transcoder), clear, set); } @@ -591,6 +591,7 @@ void intel_enable_transcoder(const struct intel_crtc_state *new_crtc_state) void intel_disable_transcoder(const struct intel_crtc_state *old_crtc_state) { + struct intel_display *display = to_intel_display(old_crtc_state); struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = old_crtc_state->cpu_transcoder; @@ -628,7 +629,7 @@ void intel_disable_transcoder(const struct intel_crtc_state *old_crtc_state) intel_de_write(dev_priv, TRANSCONF(dev_priv, cpu_transcoder), val); if (DISPLAY_VER(dev_priv) >= 12) - intel_de_rmw(dev_priv, hsw_chicken_trans_reg(dev_priv, cpu_transcoder), + intel_de_rmw(display, CHICKEN_TRANS(display, cpu_transcoder), FECSTALL_DIS_DPTSTREAM_DPTTG, 0); if ((val & TRANSCONF_ENABLE) == 0) @@ -1744,10 +1745,9 @@ static void hsw_set_linetime_wm(const struct intel_crtc_state *crtc_state) static void hsw_set_frame_start_delay(const struct intel_crtc_state *crtc_state) { - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc_state); - intel_de_rmw(i915, hsw_chicken_trans_reg(i915, crtc_state->cpu_transcoder), + intel_de_rmw(display, CHICKEN_TRANS(display, crtc_state->cpu_transcoder), HSW_FRAME_START_DELAY_MASK, HSW_FRAME_START_DELAY(crtc_state->framestart_delay - 1)); } @@ -4112,6 +4112,7 @@ static void intel_joiner_get_config(struct intel_crtc_state *crtc_state) static bool hsw_get_pipe_config(struct intel_crtc *crtc, struct intel_crtc_state *pipe_config) { + struct intel_display *display = to_intel_display(crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); bool active; u32 tmp; @@ -4188,7 +4189,7 @@ static bool hsw_get_pipe_config(struct intel_crtc *crtc, } if (!transcoder_is_dsi(pipe_config->cpu_transcoder)) { - tmp = intel_de_read(dev_priv, hsw_chicken_trans_reg(dev_priv, pipe_config->cpu_transcoder)); + tmp = intel_de_read(display, CHICKEN_TRANS(display, pipe_config->cpu_transcoder)); pipe_config->framestart_delay = REG_FIELD_GET(HSW_FRAME_START_DELAY_MASK, tmp) + 1; } else { diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 7641ced64610..5afbaa5b1841 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1326,8 +1326,8 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, if (ret < 0) intel_dp_queue_modeset_retry_for_link(state, primary_encoder, pipe_config); - if (DISPLAY_VER(dev_priv) >= 12) - intel_de_rmw(dev_priv, hsw_chicken_trans_reg(dev_priv, trans), + if (DISPLAY_VER(display) >= 12) + intel_de_rmw(display, CHICKEN_TRANS(display, trans), FECSTALL_DIS_DPTSTREAM_DPTTG, pipe_config->fec_enable ? FECSTALL_DIS_DPTSTREAM_DPTTG : 0); diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index ad6cdee465bc..b368584f481d 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -52,7 +52,7 @@ intel_hdcp_adjust_hdcp_line_rekeying(struct intel_encoder *encoder, rekey_reg = TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder); rekey_bit = TRANS_DDI_HDCP_LINE_REKEY_DISABLE; } else if (IS_DISPLAY_VERx100_STEP(display, 1400, STEP_D0, STEP_FOREVER)) { - rekey_reg = MTL_CHICKEN_TRANS(hdcp->cpu_transcoder); + rekey_reg = CHICKEN_TRANS(display, hdcp->cpu_transcoder); rekey_bit = HDCP_LINE_REKEY_DISABLE; } diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 2055bf015517..3c498b3ed175 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1892,7 +1892,7 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp, if (intel_dp->psr.sel_update_enabled) { if (DISPLAY_VER(display) == 9) - intel_de_rmw(display, CHICKEN_TRANS(cpu_transcoder), 0, + intel_de_rmw(display, CHICKEN_TRANS(display, cpu_transcoder), 0, PSR2_VSC_ENABLE_PROG_HEADER | PSR2_ADD_VERTICAL_LINE_COUNT); @@ -1904,7 +1904,7 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp, if (!intel_dp->psr.panel_replay_enabled && (IS_DISPLAY_VERx100_STEP(display, 1400, STEP_A0, STEP_B0) || IS_ALDERLAKE_P(dev_priv))) - intel_de_rmw(display, hsw_chicken_trans_reg(dev_priv, cpu_transcoder), + intel_de_rmw(display, CHICKEN_TRANS(display, cpu_transcoder), 0, ADLP_1_BASED_X_GRANULARITY); /* Wa_16012604467:adlp,mtl[a0,b0] */ diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index 19a5d0076bb8..b386e62d1664 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -288,7 +288,7 @@ void intel_vrr_set_transcoder_timings(const struct intel_crtc_state *crtc_state) * ADL/DG2: make TRANS_SET_CONTEXT_LATENCY effective with VRR */ if (IS_DISPLAY_VER(display, 12, 13)) - intel_de_rmw(display, CHICKEN_TRANS(cpu_transcoder), + intel_de_rmw(display, CHICKEN_TRANS(display, cpu_transcoder), 0, PIPE_VBLANK_WITH_DELAY); if (!intel_vrr_possible(crtc_state)) { diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 261f388b49c7..7a35be56b7ef 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2755,7 +2755,7 @@ #define _CHICKEN_TRANS_C 0x420c8 #define _CHICKEN_TRANS_EDP 0x420cc #define _CHICKEN_TRANS_D 0x420d8 -#define CHICKEN_TRANS(trans) _MMIO(_PICK((trans), \ +#define _CHICKEN_TRANS(trans) _MMIO(_PICK((trans), \ [TRANSCODER_EDP] = _CHICKEN_TRANS_EDP, \ [TRANSCODER_A] = _CHICKEN_TRANS_A, \ [TRANSCODER_B] = _CHICKEN_TRANS_B, \ @@ -2763,9 +2763,10 @@ [TRANSCODER_D] = _CHICKEN_TRANS_D)) #define _MTL_CHICKEN_TRANS_A 0x604e0 #define _MTL_CHICKEN_TRANS_B 0x614e0 -#define MTL_CHICKEN_TRANS(trans) _MMIO_TRANS((trans), \ +#define _MTL_CHICKEN_TRANS(trans) _MMIO_TRANS((trans), \ _MTL_CHICKEN_TRANS_A, \ _MTL_CHICKEN_TRANS_B) +#define CHICKEN_TRANS(display, trans) (DISPLAY_VER(display) >= 14 ? _MTL_CHICKEN_TRANS(trans) : _CHICKEN_TRANS(trans)) #define PIPE_VBLANK_WITH_DELAY REG_BIT(31) /* tgl+ */ #define SKL_UNMASK_VBL_TO_PIPE_IN_SRD REG_BIT(30) /* skl+ */ #define HSW_FRAME_START_DELAY_MASK REG_GENMASK(28, 27) From 529798bd786a83180eba8da87421ba64d8bb873a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 12 Nov 2024 13:10:42 +0200 Subject: [PATCH 096/179] drm/i915/mst: convert to struct intel_display struct intel_display will replace struct drm_i915_private as the main display device data structure. Convert the DP MST code to struct intel_display as much as possible. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/84c9923fccdd779f0ca713cab1d26a0c802b140c.1731409802.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 170 ++++++++++---------- 1 file changed, 85 insertions(+), 85 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 5afbaa5b1841..ef7f510c07a7 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -74,11 +74,11 @@ static struct intel_dp *to_primary_dp(struct intel_encoder *encoder) static int intel_dp_mst_max_dpt_bpp(const struct intel_crtc_state *crtc_state, bool dsc) { - struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); + struct intel_display *display = to_intel_display(crtc_state); const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; - if (!intel_dp_is_uhbr(crtc_state) || DISPLAY_VER(i915) >= 20 || !dsc) + if (!intel_dp_is_uhbr(crtc_state) || DISPLAY_VER(display) >= 20 || !dsc) return INT_MAX; /* @@ -188,12 +188,12 @@ static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, int step, bool dsc) { + struct intel_display *display = to_intel_display(encoder); struct drm_atomic_state *state = crtc_state->uapi.state; struct intel_dp *intel_dp = to_primary_dp(encoder); struct drm_dp_mst_topology_state *mst_state; struct intel_connector *connector = to_intel_connector(conn_state->connector); - struct drm_i915_private *i915 = to_i915(connector->base.dev); const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; int bpp, slots = -EINVAL; @@ -221,18 +221,18 @@ static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, max_dpt_bpp = intel_dp_mst_max_dpt_bpp(crtc_state, dsc); if (max_bpp > max_dpt_bpp) { - drm_dbg_kms(&i915->drm, "Limiting bpp to max DPT bpp (%d -> %d)\n", + drm_dbg_kms(display->drm, "Limiting bpp to max DPT bpp (%d -> %d)\n", max_bpp, max_dpt_bpp); max_bpp = max_dpt_bpp; } - drm_dbg_kms(&i915->drm, "Looking for slots in range min bpp %d max bpp %d\n", + drm_dbg_kms(display->drm, "Looking for slots in range min bpp %d max bpp %d\n", min_bpp, max_bpp); if (dsc) { dsc_slice_count = intel_dp_mst_dsc_get_slice_count(connector, crtc_state); if (!dsc_slice_count) { - drm_dbg_kms(&i915->drm, "Can't get valid DSC slice count\n"); + drm_dbg_kms(display->drm, "Can't get valid DSC slice count\n"); return -ENOSPC; } @@ -245,7 +245,7 @@ static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, int remote_tu; fixed20_12 pbn; - drm_dbg_kms(&i915->drm, "Trying bpp %d\n", bpp); + drm_dbg_kms(display->drm, "Trying bpp %d\n", bpp); link_bpp_x16 = fxp_q4_from_int(dsc ? bpp : intel_dp_output_bpp(crtc_state->output_format, bpp)); @@ -298,7 +298,7 @@ static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, pbn.full = remote_tu * mst_state->pbn_div.full; crtc_state->pbn = dfixed_trunc(pbn); - drm_WARN_ON(&i915->drm, remote_tu < crtc_state->dp_m_n.tu); + drm_WARN_ON(display->drm, remote_tu < crtc_state->dp_m_n.tu); crtc_state->dp_m_n.tu = remote_tu; slots = drm_dp_atomic_find_time_slots(state, &intel_dp->mst_mgr, @@ -308,7 +308,7 @@ static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, return slots; if (slots >= 0) { - drm_WARN_ON(&i915->drm, slots != crtc_state->dp_m_n.tu); + drm_WARN_ON(display->drm, slots != crtc_state->dp_m_n.tu); break; } @@ -319,14 +319,15 @@ static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, slots = ret; if (slots < 0) { - drm_dbg_kms(&i915->drm, "failed finding vcpi slots:%d\n", + drm_dbg_kms(display->drm, "failed finding vcpi slots:%d\n", slots); } else { if (!dsc) crtc_state->pipe_bpp = bpp; else crtc_state->dsc.compressed_bpp_x16 = fxp_q4_from_int(bpp); - drm_dbg_kms(&i915->drm, "Got %d slots for pipe bpp %d dsc %d\n", slots, bpp, dsc); + drm_dbg_kms(display->drm, "Got %d slots for pipe bpp %d dsc %d\n", + slots, bpp, dsc); } return slots; @@ -360,8 +361,8 @@ static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder, struct drm_connector_state *conn_state, struct link_config_limits *limits) { - struct intel_connector *connector = - to_intel_connector(conn_state->connector); + struct intel_display *display = to_intel_display(encoder); + struct intel_connector *connector = to_intel_connector(conn_state->connector); struct drm_i915_private *i915 = to_i915(connector->base.dev); int slots = -EINVAL; int i, num_bpc; @@ -371,7 +372,7 @@ static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder, int min_compressed_bpp, max_compressed_bpp; /* Max DSC Input BPC for ICL is 10 and for TGL+ is 12 */ - if (DISPLAY_VER(i915) >= 12) + if (DISPLAY_VER(display) >= 12) dsc_max_bpc = min_t(u8, 12, conn_state->max_requested_bpc); else dsc_max_bpc = min_t(u8, 10, conn_state->max_requested_bpc); @@ -382,7 +383,7 @@ static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder, num_bpc = drm_dp_dsc_sink_supported_input_bpcs(connector->dp.dsc_dpcd, dsc_bpc); - drm_dbg_kms(&i915->drm, "DSC Source supported min bpp %d max bpp %d\n", + drm_dbg_kms(display->drm, "DSC Source supported min bpp %d max bpp %d\n", min_bpp, max_bpp); sink_max_bpp = dsc_bpc[0] * 3; @@ -395,7 +396,7 @@ static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder, sink_max_bpp = dsc_bpc[i] * 3; } - drm_dbg_kms(&i915->drm, "DSC Sink supported min bpp %d max bpp %d\n", + drm_dbg_kms(display->drm, "DSC Sink supported min bpp %d max bpp %d\n", sink_min_bpp, sink_max_bpp); if (min_bpp < sink_min_bpp) @@ -416,7 +417,7 @@ static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder, min_compressed_bpp = max(min_compressed_bpp, fxp_q4_to_int_roundup(limits->link.min_bpp_x16)); - drm_dbg_kms(&i915->drm, "DSC Sink supported compressed min bpp %d compressed max bpp %d\n", + drm_dbg_kms(display->drm, "DSC Sink supported compressed min bpp %d compressed max bpp %d\n", min_compressed_bpp, max_compressed_bpp); /* Align compressed bpps according to our own constraints */ @@ -438,7 +439,7 @@ static int intel_dp_mst_update_slots(struct intel_encoder *encoder, struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); + struct intel_display *display = to_intel_display(encoder); struct intel_dp *intel_dp = to_primary_dp(encoder); struct drm_dp_mst_topology_mgr *mgr = &intel_dp->mst_mgr; struct drm_dp_mst_topology_state *topology_state; @@ -447,7 +448,7 @@ static int intel_dp_mst_update_slots(struct intel_encoder *encoder, topology_state = drm_atomic_get_mst_topology_state(conn_state->state, mgr); if (IS_ERR(topology_state)) { - drm_dbg_kms(&i915->drm, "slot update failed\n"); + drm_dbg_kms(display->drm, "slot update failed\n"); return PTR_ERR(topology_state); } @@ -495,7 +496,7 @@ adjust_limits_for_dsc_hblank_expansion_quirk(const struct intel_connector *conne struct link_config_limits *limits, bool dsc) { - struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_display *display = to_intel_display(connector); const struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); int min_bpp_x16 = limits->link.min_bpp_x16; @@ -504,14 +505,14 @@ adjust_limits_for_dsc_hblank_expansion_quirk(const struct intel_connector *conne if (!dsc) { if (intel_dp_supports_dsc(connector, crtc_state)) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "[CRTC:%d:%s][CONNECTOR:%d:%s] DSC needed by hblank expansion quirk\n", crtc->base.base.id, crtc->base.name, connector->base.base.id, connector->base.name); return false; } - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "[CRTC:%d:%s][CONNECTOR:%d:%s] Increasing link min bpp to 24 due to hblank expansion quirk\n", crtc->base.base.id, crtc->base.name, connector->base.base.id, connector->base.name); @@ -524,7 +525,7 @@ adjust_limits_for_dsc_hblank_expansion_quirk(const struct intel_connector *conne return true; } - drm_WARN_ON(&i915->drm, limits->min_rate != limits->max_rate); + drm_WARN_ON(display->drm, limits->min_rate != limits->max_rate); if (limits->max_rate < 540000) min_bpp_x16 = fxp_q4_from_int(13); @@ -534,7 +535,7 @@ adjust_limits_for_dsc_hblank_expansion_quirk(const struct intel_connector *conne if (limits->link.min_bpp_x16 >= min_bpp_x16) return true; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "[CRTC:%d:%s][CONNECTOR:%d:%s] Increasing link min bpp to " FXP_Q4_FMT " in DSC mode due to hblank expansion quirk\n", crtc->base.base.id, crtc->base.name, connector->base.base.id, connector->base.name, @@ -594,6 +595,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state) { + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_atomic_state *state = to_intel_atomic_state(conn_state->state); struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); @@ -646,7 +648,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, /* enable compression if the mode doesn't fit available BW */ if (dsc_needed) { - drm_dbg_kms(&dev_priv->drm, "Try DSC (fallback=%s, joiner=%s, force=%s)\n", + drm_dbg_kms(display->drm, "Try DSC (fallback=%s, joiner=%s, force=%s)\n", str_yes_no(ret), str_yes_no(joiner_needs_dsc), str_yes_no(intel_dp->force_dsc_en)); @@ -664,12 +666,13 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, * FIXME: As bpc is hardcoded to 8, as mentioned above, * WARN and ignore the debug flag force_dsc_bpc for now. */ - drm_WARN(&dev_priv->drm, intel_dp->force_dsc_bpc, "Cannot Force BPC for MST\n"); + drm_WARN(display->drm, intel_dp->force_dsc_bpc, + "Cannot Force BPC for MST\n"); /* * Try to get at least some timeslots and then see, if * we can fit there with DSC. */ - drm_dbg_kms(&dev_priv->drm, "Trying to find VCPI slots in DSC mode\n"); + drm_dbg_kms(display->drm, "Trying to find VCPI slots in DSC mode\n"); ret = intel_dp_dsc_mst_compute_link_config(encoder, pipe_config, conn_state, &limits); @@ -691,7 +694,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, pipe_config->limited_color_range = intel_dp_limited_color_range(pipe_config, conn_state); - if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv)) + if (display->platform.geminilake || display->platform.broxton) pipe_config->lane_lat_optim_mask = bxt_dpio_phy_calc_lane_lat_optim_mask(pipe_config->lane_count); @@ -713,13 +716,13 @@ static unsigned int intel_dp_mst_transcoder_mask(struct intel_atomic_state *state, struct intel_dp *mst_port) { - struct drm_i915_private *dev_priv = to_i915(state->base.dev); + struct intel_display *display = to_intel_display(state); const struct intel_digital_connector_state *conn_state; struct intel_connector *connector; u8 transcoders = 0; int i; - if (DISPLAY_VER(dev_priv) < 12) + if (DISPLAY_VER(display) < 12) return 0; for_each_new_intel_connector_in_state(state, connector, conn_state, i) { @@ -773,7 +776,7 @@ static int intel_dp_mst_check_fec_change(struct intel_atomic_state *state, struct drm_dp_mst_topology_mgr *mst_mgr, struct intel_link_bw_limits *limits) { - struct drm_i915_private *i915 = to_i915(state->base.dev); + struct intel_display *display = to_intel_display(state); struct intel_crtc *crtc; u8 mst_pipe_mask; u8 fec_pipe_mask = 0; @@ -781,12 +784,12 @@ static int intel_dp_mst_check_fec_change(struct intel_atomic_state *state, mst_pipe_mask = get_pipes_downstream_of_mst_port(state, mst_mgr, NULL); - for_each_intel_crtc_in_pipe_mask(&i915->drm, crtc, mst_pipe_mask) { + for_each_intel_crtc_in_pipe_mask(display->drm, crtc, mst_pipe_mask) { struct intel_crtc_state *crtc_state = intel_atomic_get_new_crtc_state(state, crtc); /* Atomic connector check should've added all the MST CRTCs. */ - if (drm_WARN_ON(&i915->drm, !crtc_state)) + if (drm_WARN_ON(display->drm, !crtc_state)) return -EINVAL; if (crtc_state->fec_enable) @@ -896,7 +899,7 @@ static int intel_dp_mst_atomic_topology_check(struct intel_connector *connector, struct intel_atomic_state *state) { - struct drm_i915_private *dev_priv = to_i915(state->base.dev); + struct intel_display *display = to_intel_display(connector); struct drm_connector_list_iter connector_list_iter; struct intel_connector *connector_iter; int ret = 0; @@ -904,7 +907,7 @@ intel_dp_mst_atomic_topology_check(struct intel_connector *connector, if (!intel_connector_needs_modeset(state, &connector->base)) return 0; - drm_connector_list_iter_begin(&dev_priv->drm, &connector_list_iter); + drm_connector_list_iter_begin(display->drm, &connector_list_iter); for_each_intel_connector_iter(connector_iter, &connector_list_iter) { struct intel_digital_connector_state *conn_iter_state; struct intel_crtc_state *crtc_state; @@ -974,21 +977,21 @@ intel_dp_mst_atomic_check(struct drm_connector *connector, static void clear_act_sent(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); + struct intel_display *display = to_intel_display(encoder); - intel_de_write(i915, dp_tp_status_reg(encoder, crtc_state), + intel_de_write(display, dp_tp_status_reg(encoder, crtc_state), DP_TP_STATUS_ACT_SENT); } static void wait_for_act_sent(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); + struct intel_display *display = to_intel_display(encoder); struct intel_dp *intel_dp = to_primary_dp(encoder); - if (intel_de_wait_for_set(i915, dp_tp_status_reg(encoder, crtc_state), + if (intel_de_wait_for_set(display, dp_tp_status_reg(encoder, crtc_state), DP_TP_STATUS_ACT_SENT, 1)) - drm_err(&i915->drm, "Timed out waiting for ACT sent\n"); + drm_err(display->drm, "Timed out waiting for ACT sent\n"); drm_dp_check_act_status(&intel_dp->mst_mgr); } @@ -998,13 +1001,13 @@ static void intel_mst_disable_dp(struct intel_atomic_state *state, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { + struct intel_display *display = to_intel_display(state); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); struct intel_dp *intel_dp = to_primary_dp(encoder); struct intel_connector *connector = to_intel_connector(old_conn_state->connector); - struct drm_i915_private *i915 = to_i915(connector->base.dev); - drm_dbg_kms(&i915->drm, "active links %d\n", + drm_dbg_kms(display->drm, "active links %d\n", intel_dp->active_mst_links); if (intel_dp->active_mst_links == 1) @@ -1034,15 +1037,13 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, drm_atomic_get_mst_payload_state(old_mst_state, connector->port); struct drm_dp_mst_atomic_payload *new_payload = drm_atomic_get_mst_payload_state(new_mst_state, connector->port); - struct drm_i915_private *dev_priv = to_i915(connector->base.dev); struct intel_crtc *pipe_crtc; bool last_mst_stream; int i; intel_dp->active_mst_links--; last_mst_stream = intel_dp->active_mst_links == 0; - drm_WARN_ON(&dev_priv->drm, - DISPLAY_VER(dev_priv) >= 12 && last_mst_stream && + drm_WARN_ON(display->drm, DISPLAY_VER(display) >= 12 && last_mst_stream && !intel_dp_mst_is_master_trans(old_crtc_state)); for_each_pipe_crtc_modeset_disable(display, pipe_crtc, old_crtc_state, i) { @@ -1058,8 +1059,8 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, clear_act_sent(encoder, old_crtc_state); - intel_de_rmw(dev_priv, - TRANS_DDI_FUNC_CTL(dev_priv, old_crtc_state->cpu_transcoder), + intel_de_rmw(display, + TRANS_DDI_FUNC_CTL(display, old_crtc_state->cpu_transcoder), TRANS_DDI_DP_VC_PAYLOAD_ALLOC, 0); wait_for_act_sent(encoder, old_crtc_state); @@ -1075,7 +1076,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, intel_dsc_disable(old_pipe_crtc_state); - if (DISPLAY_VER(dev_priv) >= 9) + if (DISPLAY_VER(display) >= 9) skl_scaler_disable(old_pipe_crtc_state); else ilk_pfit_disable(old_pipe_crtc_state); @@ -1100,7 +1101,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, * From older GENs spec: "Configure Transcoder Clock Select to direct * no clock to the transcoder" */ - if (DISPLAY_VER(dev_priv) < 12 || !last_mst_stream) + if (DISPLAY_VER(display) < 12 || !last_mst_stream) intel_ddi_disable_transcoder_clock(old_crtc_state); @@ -1109,7 +1110,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, primary_encoder->post_disable(state, primary_encoder, old_crtc_state, NULL); - drm_dbg_kms(&dev_priv->drm, "active links %d\n", + drm_dbg_kms(display->drm, "active links %d\n", intel_dp->active_mst_links); } @@ -1178,10 +1179,10 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { + struct intel_display *display = to_intel_display(state); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); struct intel_encoder *primary_encoder = to_primary_encoder(encoder); struct intel_dp *intel_dp = to_primary_dp(encoder); - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_connector *connector = to_intel_connector(conn_state->connector); struct drm_dp_mst_topology_state *mst_state = @@ -1195,11 +1196,10 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, connector->encoder = encoder; intel_mst->connector = connector; first_mst_stream = intel_dp->active_mst_links == 0; - drm_WARN_ON(&dev_priv->drm, - DISPLAY_VER(dev_priv) >= 12 && first_mst_stream && + drm_WARN_ON(display->drm, DISPLAY_VER(display) >= 12 && first_mst_stream && !intel_dp_mst_is_master_trans(pipe_config)); - drm_dbg_kms(&dev_priv->drm, "active links %d\n", + drm_dbg_kms(display->drm, "active links %d\n", intel_dp->active_mst_links); if (first_mst_stream) @@ -1230,10 +1230,10 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, * first MST stream, so it's done on the DDI for the first stream and * here for the following ones. */ - if (DISPLAY_VER(dev_priv) < 12 || !first_mst_stream) + if (DISPLAY_VER(display) < 12 || !first_mst_stream) intel_ddi_enable_transcoder_clock(encoder, pipe_config); - if (DISPLAY_VER(dev_priv) >= 13 && !first_mst_stream) + if (DISPLAY_VER(display) >= 13 && !first_mst_stream) intel_ddi_config_transcoder_func(encoder, pipe_config); intel_dsc_dp_pps_write(primary_encoder, pipe_config); @@ -1242,6 +1242,7 @@ static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, static void enable_bs_jitter_was(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); u32 clear = 0; u32 set = 0; @@ -1249,7 +1250,7 @@ static void enable_bs_jitter_was(const struct intel_crtc_state *crtc_state) if (!IS_ALDERLAKE_P(i915)) return; - if (!IS_DISPLAY_STEP(i915, STEP_D0, STEP_FOREVER)) + if (!IS_DISPLAY_STEP(display, STEP_D0, STEP_FOREVER)) return; /* Wa_14013163432:adlp */ @@ -1257,7 +1258,7 @@ static void enable_bs_jitter_was(const struct intel_crtc_state *crtc_state) set |= DP_MST_FEC_BS_JITTER_WA(crtc_state->cpu_transcoder); /* Wa_14014143976:adlp */ - if (IS_DISPLAY_STEP(i915, STEP_E0, STEP_FOREVER)) { + if (IS_DISPLAY_STEP(display, STEP_E0, STEP_FOREVER)) { if (intel_dp_is_uhbr(crtc_state)) set |= DP_MST_SHORT_HBLANK_WA(crtc_state->cpu_transcoder); else if (crtc_state->fec_enable) @@ -1270,7 +1271,7 @@ static void enable_bs_jitter_was(const struct intel_crtc_state *crtc_state) if (!clear && !set) return; - intel_de_rmw(i915, CHICKEN_MISC_3, clear, set); + intel_de_rmw(display, CHICKEN_MISC_3, clear, set); } static void intel_mst_enable_dp(struct intel_atomic_state *state, @@ -1282,7 +1283,6 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, struct intel_encoder *primary_encoder = to_primary_encoder(encoder); struct intel_dp *intel_dp = to_primary_dp(encoder); struct intel_connector *connector = to_intel_connector(conn_state->connector); - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct drm_dp_mst_topology_state *mst_state = drm_atomic_get_new_mst_topology_state(&state->base, &intel_dp->mst_mgr); enum transcoder trans = pipe_config->cpu_transcoder; @@ -1290,16 +1290,16 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, struct intel_crtc *pipe_crtc; int ret, i; - drm_WARN_ON(&dev_priv->drm, pipe_config->has_pch_encoder); + drm_WARN_ON(display->drm, pipe_config->has_pch_encoder); if (intel_dp_is_uhbr(pipe_config)) { const struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; u64 crtc_clock_hz = KHz(adjusted_mode->crtc_clock); - intel_de_write(dev_priv, TRANS_DP2_VFREQHIGH(pipe_config->cpu_transcoder), + intel_de_write(display, TRANS_DP2_VFREQHIGH(pipe_config->cpu_transcoder), TRANS_DP2_VFREQ_PIXEL_CLOCK(crtc_clock_hz >> 24)); - intel_de_write(dev_priv, TRANS_DP2_VFREQLOW(pipe_config->cpu_transcoder), + intel_de_write(display, TRANS_DP2_VFREQLOW(pipe_config->cpu_transcoder), TRANS_DP2_VFREQ_PIXEL_CLOCK(crtc_clock_hz & 0xffffff)); } @@ -1309,10 +1309,10 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, clear_act_sent(encoder, pipe_config); - intel_de_rmw(dev_priv, TRANS_DDI_FUNC_CTL(dev_priv, trans), 0, + intel_de_rmw(display, TRANS_DDI_FUNC_CTL(display, trans), 0, TRANS_DDI_DP_VC_PAYLOAD_ALLOC); - drm_dbg_kms(&dev_priv->drm, "active links %d\n", + drm_dbg_kms(display->drm, "active links %d\n", intel_dp->active_mst_links); wait_for_act_sent(encoder, pipe_config); @@ -1445,13 +1445,14 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, struct drm_modeset_acquire_ctx *ctx, enum drm_mode_status *status) { + struct intel_display *display = to_intel_display(connector->dev); struct drm_i915_private *dev_priv = to_i915(connector->dev); struct intel_connector *intel_connector = to_intel_connector(connector); struct intel_dp *intel_dp = intel_connector->mst_port; struct drm_dp_mst_topology_mgr *mgr = &intel_dp->mst_mgr; struct drm_dp_mst_port *port = intel_connector->port; const int min_bpp = 18; - int max_dotclk = to_i915(connector->dev)->display.cdclk.max_dotclk_freq; + int max_dotclk = display->cdclk.max_dotclk_freq; int max_rate, mode_rate, max_lanes, max_link_clock; int ret; bool dsc = false; @@ -1624,12 +1625,12 @@ static int intel_dp_mst_add_properties(struct intel_dp *intel_dp, struct drm_connector *connector, const char *pathprop) { - struct drm_i915_private *i915 = to_i915(connector->dev); + struct intel_display *display = to_intel_display(intel_dp); drm_object_attach_property(&connector->base, - i915->drm.mode_config.path_property, 0); + display->drm->mode_config.path_property, 0); drm_object_attach_property(&connector->base, - i915->drm.mode_config.tile_property, 0); + display->drm->mode_config.tile_property, 0); intel_attach_force_audio_property(connector); intel_attach_broadcast_rgb_property(connector); @@ -1663,7 +1664,7 @@ intel_dp_mst_read_decompression_port_dsc_caps(struct intel_dp *intel_dp, static bool detect_dsc_hblank_expansion_quirk(const struct intel_connector *connector) { - struct drm_i915_private *i915 = to_i915(connector->base.dev); + struct intel_display *display = to_intel_display(connector); struct drm_dp_aux *aux = connector->dp.dsc_decompression_aux; struct drm_dp_desc desc; u8 dpcd[DP_RECEIVER_CAP_SIZE]; @@ -1701,7 +1702,7 @@ static bool detect_dsc_hblank_expansion_quirk(const struct intel_connector *conn !(dpcd[DP_RECEIVE_PORT_0_CAP_0] & DP_HBLANK_EXPANSION_CAPABLE)) return false; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s] DSC HBLANK expansion quirk detected\n", connector->base.base.id, connector->base.name); @@ -1713,9 +1714,8 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo const char *pathprop) { struct intel_dp *intel_dp = container_of(mgr, struct intel_dp, mst_mgr); + struct intel_display *display = to_intel_display(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - struct drm_device *dev = dig_port->base.base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); struct intel_connector *intel_connector; struct drm_connector *connector; enum pipe pipe; @@ -1739,7 +1739,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo detect_dsc_hblank_expansion_quirk(intel_connector); connector = &intel_connector->base; - ret = drm_connector_init(dev, connector, &intel_dp_mst_connector_funcs, + ret = drm_connector_init(display->drm, connector, &intel_dp_mst_connector_funcs, DRM_MODE_CONNECTOR_DisplayPort); if (ret) { drm_dp_mst_put_port_malloc(port); @@ -1749,7 +1749,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo drm_connector_helper_add(connector, &intel_dp_mst_connector_helper_funcs); - for_each_pipe(dev_priv, pipe) { + for_each_pipe(display, pipe) { struct drm_encoder *enc = &intel_dp->mst_encoders[pipe]->base.base; @@ -1764,7 +1764,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo ret = intel_dp_hdcp_init(dig_port, intel_connector); if (ret) - drm_dbg_kms(&dev_priv->drm, "[%s:%d] HDCP MST init failed, skipping.\n", + drm_dbg_kms(display->drm, "[%s:%d] HDCP MST init failed, skipping.\n", connector->name, connector->base.id); return connector; @@ -1790,10 +1790,10 @@ static const struct drm_dp_mst_topology_cbs mst_cbs = { static struct intel_dp_mst_encoder * intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe pipe) { + struct intel_display *display = to_intel_display(dig_port); struct intel_encoder *primary_encoder = &dig_port->base; struct intel_dp_mst_encoder *intel_mst; struct intel_encoder *encoder; - struct drm_device *dev = dig_port->base.base.dev; intel_mst = kzalloc(sizeof(*intel_mst), GFP_KERNEL); @@ -1804,7 +1804,7 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe encoder = &intel_mst->base; intel_mst->primary = dig_port; - drm_encoder_init(dev, &encoder->base, &intel_dp_mst_enc_funcs, + drm_encoder_init(display->drm, &encoder->base, &intel_dp_mst_enc_funcs, DRM_MODE_ENCODER_DPMST, "DP-MST %c", pipe_name(pipe)); encoder->type = INTEL_OUTPUT_DP_MST; @@ -1843,11 +1843,11 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe static bool intel_dp_create_fake_mst_encoders(struct intel_digital_port *dig_port) { + struct intel_display *display = to_intel_display(dig_port); struct intel_dp *intel_dp = &dig_port->dp; - struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); enum pipe pipe; - for_each_pipe(dev_priv, pipe) + for_each_pipe(display, pipe) intel_dp->mst_encoders[pipe] = intel_dp_create_fake_mst_encoder(dig_port, pipe); return true; } @@ -1861,25 +1861,25 @@ intel_dp_mst_encoder_active_links(struct intel_digital_port *dig_port) int intel_dp_mst_encoder_init(struct intel_digital_port *dig_port, int conn_base_id) { - struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); + struct intel_display *display = to_intel_display(dig_port); struct intel_dp *intel_dp = &dig_port->dp; enum port port = dig_port->base.port; int ret; - if (!HAS_DP_MST(i915) || intel_dp_is_edp(intel_dp)) + if (!HAS_DP_MST(display) || intel_dp_is_edp(intel_dp)) return 0; - if (DISPLAY_VER(i915) < 12 && port == PORT_A) + if (DISPLAY_VER(display) < 12 && port == PORT_A) return 0; - if (DISPLAY_VER(i915) < 11 && port == PORT_E) + if (DISPLAY_VER(display) < 11 && port == PORT_E) return 0; intel_dp->mst_mgr.cbs = &mst_cbs; /* create encoders */ intel_dp_create_fake_mst_encoders(dig_port); - ret = drm_dp_mst_topology_mgr_init(&intel_dp->mst_mgr, &i915->drm, + ret = drm_dp_mst_topology_mgr_init(&intel_dp->mst_mgr, display->drm, &intel_dp->aux, 16, 3, conn_base_id); if (ret) { intel_dp->mst_mgr.cbs = NULL; From 5674e700d43eb23ca30aa794262bef5a18dac708 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 12 Nov 2024 13:10:43 +0200 Subject: [PATCH 097/179] drm/i915/mst: change naming from fake encoders to MST stream encoders The fake encoders pretty much match individual MST streams. The encoders remain as fake as ever, but change the naming to MST stream encoders. Rename all the encoder hooks and related functions called from them to mst_stream_* to clarify what type of encoders the hooks are called on. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/37d9572e884ca2fdd84ea6722b4b7cefde04eed9.1731409802.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 204 ++++++++++---------- 1 file changed, 100 insertions(+), 104 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index ef7f510c07a7..df7edcfe885b 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -53,7 +53,7 @@ #include "intel_vdsc.h" #include "skl_scaler.h" -/* From fake MST encoder to primary encoder */ +/* From fake MST stream encoder to primary encoder */ static struct intel_encoder *to_primary_encoder(struct intel_encoder *encoder) { struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); @@ -62,7 +62,7 @@ static struct intel_encoder *to_primary_encoder(struct intel_encoder *encoder) return &dig_port->base; } -/* From fake MST encoder to primary DP */ +/* From fake MST stream encoder to primary DP */ static struct intel_dp *to_primary_dp(struct intel_encoder *encoder) { struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); @@ -179,14 +179,12 @@ static int intel_dp_mst_dsc_get_slice_count(const struct intel_connector *connec num_joined_pipes); } -static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, - struct intel_crtc_state *crtc_state, - int max_bpp, - int min_bpp, - struct link_config_limits *limits, - struct drm_connector_state *conn_state, - int step, - bool dsc) +static int mst_stream_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + int max_bpp, int min_bpp, + struct link_config_limits *limits, + struct drm_connector_state *conn_state, + int step, bool dsc) { struct intel_display *display = to_intel_display(encoder); struct drm_atomic_state *state = crtc_state->uapi.state; @@ -333,10 +331,10 @@ static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, return slots; } -static int intel_dp_mst_compute_link_config(struct intel_encoder *encoder, - struct intel_crtc_state *crtc_state, - struct drm_connector_state *conn_state, - struct link_config_limits *limits) +static int mst_stream_compute_link_config(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + struct drm_connector_state *conn_state, + struct link_config_limits *limits) { int slots = -EINVAL; @@ -344,11 +342,11 @@ static int intel_dp_mst_compute_link_config(struct intel_encoder *encoder, * FIXME: allocate the BW according to link_bpp, which in the case of * YUV420 is only half of the pipe bpp value. */ - slots = intel_dp_mst_find_vcpi_slots_for_bpp(encoder, crtc_state, - fxp_q4_to_int(limits->link.max_bpp_x16), - fxp_q4_to_int(limits->link.min_bpp_x16), - limits, - conn_state, 2 * 3, false); + slots = mst_stream_find_vcpi_slots_for_bpp(encoder, crtc_state, + fxp_q4_to_int(limits->link.max_bpp_x16), + fxp_q4_to_int(limits->link.min_bpp_x16), + limits, + conn_state, 2 * 3, false); if (slots < 0) return slots; @@ -356,10 +354,10 @@ static int intel_dp_mst_compute_link_config(struct intel_encoder *encoder, return 0; } -static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder, - struct intel_crtc_state *crtc_state, - struct drm_connector_state *conn_state, - struct link_config_limits *limits) +static int mst_stream_dsc_compute_link_config(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + struct drm_connector_state *conn_state, + struct link_config_limits *limits) { struct intel_display *display = to_intel_display(encoder); struct intel_connector *connector = to_intel_connector(conn_state->connector); @@ -426,18 +424,19 @@ static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder, min_compressed_bpp = intel_dp_dsc_nearest_valid_bpp(i915, min_compressed_bpp, crtc_state->pipe_bpp); - slots = intel_dp_mst_find_vcpi_slots_for_bpp(encoder, crtc_state, max_compressed_bpp, - min_compressed_bpp, limits, - conn_state, 1, true); + slots = mst_stream_find_vcpi_slots_for_bpp(encoder, crtc_state, max_compressed_bpp, + min_compressed_bpp, limits, + conn_state, 1, true); if (slots < 0) return slots; return 0; } -static int intel_dp_mst_update_slots(struct intel_encoder *encoder, - struct intel_crtc_state *crtc_state, - struct drm_connector_state *conn_state) + +static int mst_stream_update_slots(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + struct drm_connector_state *conn_state) { struct intel_display *display = to_intel_display(encoder); struct intel_dp *intel_dp = to_primary_dp(encoder); @@ -550,11 +549,11 @@ adjust_limits_for_dsc_hblank_expansion_quirk(const struct intel_connector *conne } static bool -intel_dp_mst_compute_config_limits(struct intel_dp *intel_dp, - const struct intel_connector *connector, - struct intel_crtc_state *crtc_state, - bool dsc, - struct link_config_limits *limits) +mst_stream_compute_config_limits(struct intel_dp *intel_dp, + const struct intel_connector *connector, + struct intel_crtc_state *crtc_state, + bool dsc, + struct link_config_limits *limits) { /* * for MST we always configure max link bw - the spec doesn't @@ -591,9 +590,9 @@ intel_dp_mst_compute_config_limits(struct intel_dp *intel_dp, dsc); } -static int intel_dp_mst_compute_config(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config, - struct drm_connector_state *conn_state) +static int mst_stream_compute_config(struct intel_encoder *encoder, + struct intel_crtc_state *pipe_config, + struct drm_connector_state *conn_state) { struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); @@ -629,15 +628,12 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, joiner_needs_dsc = intel_dp_joiner_needs_dsc(dev_priv, num_joined_pipes); dsc_needed = joiner_needs_dsc || intel_dp->force_dsc_en || - !intel_dp_mst_compute_config_limits(intel_dp, - connector, - pipe_config, - false, - &limits); + !mst_stream_compute_config_limits(intel_dp, connector, + pipe_config, false, &limits); if (!dsc_needed) { - ret = intel_dp_mst_compute_link_config(encoder, pipe_config, - conn_state, &limits); + ret = mst_stream_compute_link_config(encoder, pipe_config, + conn_state, &limits); if (ret == -EDEADLK) return ret; @@ -655,11 +651,9 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, if (!intel_dp_supports_dsc(connector, pipe_config)) return -EINVAL; - if (!intel_dp_mst_compute_config_limits(intel_dp, - connector, - pipe_config, - true, - &limits)) + if (!mst_stream_compute_config_limits(intel_dp, connector, + pipe_config, true, + &limits)) return -EINVAL; /* @@ -674,8 +668,8 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, */ drm_dbg_kms(display->drm, "Trying to find VCPI slots in DSC mode\n"); - ret = intel_dp_dsc_mst_compute_link_config(encoder, pipe_config, - conn_state, &limits); + ret = mst_stream_dsc_compute_link_config(encoder, pipe_config, + conn_state, &limits); if (ret < 0) return ret; @@ -687,7 +681,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, if (ret) return ret; - ret = intel_dp_mst_update_slots(encoder, pipe_config, conn_state); + ret = mst_stream_update_slots(encoder, pipe_config, conn_state); if (ret) return ret; @@ -868,9 +862,9 @@ int intel_dp_mst_atomic_check_link(struct intel_atomic_state *state, return 0; } -static int intel_dp_mst_compute_config_late(struct intel_encoder *encoder, - struct intel_crtc_state *crtc_state, - struct drm_connector_state *conn_state) +static int mst_stream_compute_config_late(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + struct drm_connector_state *conn_state) { struct intel_atomic_state *state = to_intel_atomic_state(conn_state->state); struct intel_dp *intel_dp = to_primary_dp(encoder); @@ -996,10 +990,10 @@ static void wait_for_act_sent(struct intel_encoder *encoder, drm_dp_check_act_status(&intel_dp->mst_mgr); } -static void intel_mst_disable_dp(struct intel_atomic_state *state, - struct intel_encoder *encoder, - const struct intel_crtc_state *old_crtc_state, - const struct drm_connector_state *old_conn_state) +static void mst_stream_disable(struct intel_atomic_state *state, + struct intel_encoder *encoder, + const struct intel_crtc_state *old_crtc_state, + const struct drm_connector_state *old_conn_state) { struct intel_display *display = to_intel_display(state); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); @@ -1018,10 +1012,10 @@ static void intel_mst_disable_dp(struct intel_atomic_state *state, intel_dp_sink_disable_decompression(state, connector, old_crtc_state); } -static void intel_mst_post_disable_dp(struct intel_atomic_state *state, - struct intel_encoder *encoder, - const struct intel_crtc_state *old_crtc_state, - const struct drm_connector_state *old_conn_state) +static void mst_stream_post_disable(struct intel_atomic_state *state, + struct intel_encoder *encoder, + const struct intel_crtc_state *old_crtc_state, + const struct drm_connector_state *old_conn_state) { struct intel_display *display = to_intel_display(encoder); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); @@ -1114,10 +1108,10 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, intel_dp->active_mst_links); } -static void intel_mst_post_pll_disable_dp(struct intel_atomic_state *state, - struct intel_encoder *encoder, - const struct intel_crtc_state *old_crtc_state, - const struct drm_connector_state *old_conn_state) +static void mst_stream_post_pll_disable(struct intel_atomic_state *state, + struct intel_encoder *encoder, + const struct intel_crtc_state *old_crtc_state, + const struct drm_connector_state *old_conn_state) { struct intel_encoder *primary_encoder = to_primary_encoder(encoder); struct intel_dp *intel_dp = to_primary_dp(encoder); @@ -1127,10 +1121,10 @@ static void intel_mst_post_pll_disable_dp(struct intel_atomic_state *state, primary_encoder->post_pll_disable(state, primary_encoder, old_crtc_state, old_conn_state); } -static void intel_mst_pre_pll_enable_dp(struct intel_atomic_state *state, - struct intel_encoder *encoder, - const struct intel_crtc_state *pipe_config, - const struct drm_connector_state *conn_state) +static void mst_stream_pre_pll_enable(struct intel_atomic_state *state, + struct intel_encoder *encoder, + const struct intel_crtc_state *pipe_config, + const struct drm_connector_state *conn_state) { struct intel_encoder *primary_encoder = to_primary_encoder(encoder); struct intel_dp *intel_dp = to_primary_dp(encoder); @@ -1174,10 +1168,10 @@ static void intel_mst_reprobe_topology(struct intel_dp *intel_dp, crtc_state->port_clock, crtc_state->lane_count); } -static void intel_mst_pre_enable_dp(struct intel_atomic_state *state, - struct intel_encoder *encoder, - const struct intel_crtc_state *pipe_config, - const struct drm_connector_state *conn_state) +static void mst_stream_pre_enable(struct intel_atomic_state *state, + struct intel_encoder *encoder, + const struct intel_crtc_state *pipe_config, + const struct drm_connector_state *conn_state) { struct intel_display *display = to_intel_display(state); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); @@ -1274,10 +1268,10 @@ static void enable_bs_jitter_was(const struct intel_crtc_state *crtc_state) intel_de_rmw(display, CHICKEN_MISC_3, clear, set); } -static void intel_mst_enable_dp(struct intel_atomic_state *state, - struct intel_encoder *encoder, - const struct intel_crtc_state *pipe_config, - const struct drm_connector_state *conn_state) +static void mst_stream_enable(struct intel_atomic_state *state, + struct intel_encoder *encoder, + const struct intel_crtc_state *pipe_config, + const struct drm_connector_state *conn_state) { struct intel_display *display = to_intel_display(encoder); struct intel_encoder *primary_encoder = to_primary_encoder(encoder); @@ -1345,8 +1339,8 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, intel_hdcp_enable(state, encoder, pipe_config, conn_state); } -static bool intel_dp_mst_enc_get_hw_state(struct intel_encoder *encoder, - enum pipe *pipe) +static bool mst_stream_get_hw_state(struct intel_encoder *encoder, + enum pipe *pipe) { struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); *pipe = intel_mst->pipe; @@ -1355,16 +1349,16 @@ static bool intel_dp_mst_enc_get_hw_state(struct intel_encoder *encoder, return false; } -static void intel_dp_mst_enc_get_config(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config) +static void mst_stream_get_config(struct intel_encoder *encoder, + struct intel_crtc_state *pipe_config) { struct intel_encoder *primary_encoder = to_primary_encoder(encoder); primary_encoder->get_config(primary_encoder, pipe_config); } -static bool intel_dp_mst_initial_fastset_check(struct intel_encoder *encoder, - struct intel_crtc_state *crtc_state) +static bool mst_stream_initial_fastset_check(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state) { struct intel_encoder *primary_encoder = to_primary_encoder(encoder); @@ -1598,7 +1592,7 @@ static const struct drm_connector_helper_funcs intel_dp_mst_connector_helper_fun .detect_ctx = intel_dp_mst_detect, }; -static void intel_dp_mst_encoder_destroy(struct drm_encoder *encoder) +static void mst_stream_encoder_destroy(struct drm_encoder *encoder) { struct intel_dp_mst_encoder *intel_mst = enc_to_mst(to_intel_encoder(encoder)); @@ -1606,8 +1600,8 @@ static void intel_dp_mst_encoder_destroy(struct drm_encoder *encoder) kfree(intel_mst); } -static const struct drm_encoder_funcs intel_dp_mst_enc_funcs = { - .destroy = intel_dp_mst_encoder_destroy, +static const struct drm_encoder_funcs mst_stream_encoder_funcs = { + .destroy = mst_stream_encoder_destroy, }; static bool intel_dp_mst_get_hw_state(struct intel_connector *connector) @@ -1787,8 +1781,9 @@ static const struct drm_dp_mst_topology_cbs mst_cbs = { .poll_hpd_irq = intel_dp_mst_poll_hpd_irq, }; +/* Create a fake encoder for an individual MST stream */ static struct intel_dp_mst_encoder * -intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe pipe) +mst_stream_encoder_create(struct intel_digital_port *dig_port, enum pipe pipe) { struct intel_display *display = to_intel_display(dig_port); struct intel_encoder *primary_encoder = &dig_port->base; @@ -1804,7 +1799,7 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe encoder = &intel_mst->base; intel_mst->primary = dig_port; - drm_encoder_init(display->drm, &encoder->base, &intel_dp_mst_enc_funcs, + drm_encoder_init(display->drm, &encoder->base, &mst_stream_encoder_funcs, DRM_MODE_ENCODER_DPMST, "DP-MST %c", pipe_name(pipe)); encoder->type = INTEL_OUTPUT_DP_MST; @@ -1821,34 +1816,35 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe */ encoder->pipe_mask = ~0; - encoder->compute_config = intel_dp_mst_compute_config; - encoder->compute_config_late = intel_dp_mst_compute_config_late; - encoder->disable = intel_mst_disable_dp; - encoder->post_disable = intel_mst_post_disable_dp; - encoder->post_pll_disable = intel_mst_post_pll_disable_dp; + encoder->compute_config = mst_stream_compute_config; + encoder->compute_config_late = mst_stream_compute_config_late; + encoder->disable = mst_stream_disable; + encoder->post_disable = mst_stream_post_disable; + encoder->post_pll_disable = mst_stream_post_pll_disable; encoder->update_pipe = intel_ddi_update_pipe; - encoder->pre_pll_enable = intel_mst_pre_pll_enable_dp; - encoder->pre_enable = intel_mst_pre_enable_dp; - encoder->enable = intel_mst_enable_dp; + encoder->pre_pll_enable = mst_stream_pre_pll_enable; + encoder->pre_enable = mst_stream_pre_enable; + encoder->enable = mst_stream_enable; encoder->audio_enable = intel_audio_codec_enable; encoder->audio_disable = intel_audio_codec_disable; - encoder->get_hw_state = intel_dp_mst_enc_get_hw_state; - encoder->get_config = intel_dp_mst_enc_get_config; - encoder->initial_fastset_check = intel_dp_mst_initial_fastset_check; + encoder->get_hw_state = mst_stream_get_hw_state; + encoder->get_config = mst_stream_get_config; + encoder->initial_fastset_check = mst_stream_initial_fastset_check; return intel_mst; } +/* Create the fake encoders for MST streams */ static bool -intel_dp_create_fake_mst_encoders(struct intel_digital_port *dig_port) +mst_stream_encoders_create(struct intel_digital_port *dig_port) { struct intel_display *display = to_intel_display(dig_port); struct intel_dp *intel_dp = &dig_port->dp; enum pipe pipe; for_each_pipe(display, pipe) - intel_dp->mst_encoders[pipe] = intel_dp_create_fake_mst_encoder(dig_port, pipe); + intel_dp->mst_encoders[pipe] = mst_stream_encoder_create(dig_port, pipe); return true; } @@ -1878,7 +1874,7 @@ intel_dp_mst_encoder_init(struct intel_digital_port *dig_port, int conn_base_id) intel_dp->mst_mgr.cbs = &mst_cbs; /* create encoders */ - intel_dp_create_fake_mst_encoders(dig_port); + mst_stream_encoders_create(dig_port); ret = drm_dp_mst_topology_mgr_init(&intel_dp->mst_mgr, display->drm, &intel_dp->aux, 16, 3, conn_base_id); if (ret) { From 91daf92d9da10c87cb3c4310ba60b8edfde29515 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 12 Nov 2024 13:10:44 +0200 Subject: [PATCH 098/179] drm/i915/dp: add comments about hooks called from MST stream encoders It would be best to have self-explanatory code, but lacking that, add some comments about the way the DDI encoder hooks get called from DP MST stream encoders. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/5941b8ef48cac4d61de2e2806a80645de48e856c.1731409802.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 51 ++++++++++++++++++------ 1 file changed, 38 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index b067e5fb17c3..f3368cf52641 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -2919,6 +2919,24 @@ static void intel_ddi_pre_enable_hdmi(struct intel_atomic_state *state, crtc_state, conn_state); } +/* + * Note: Also called from the ->pre_enable of the first active MST stream + * encoder on its primary encoder. + * + * When called from DP MST code: + * + * - conn_state will be NULL + * + * - encoder will be the primary encoder (i.e. mst->primary) + * + * - the main connector associated with this port won't be active or linked to a + * crtc + * + * - crtc_state will be the state of the first stream to be activated on this + * port, and it may not be the same stream that will be deactivated last, but + * each stream should have a state that is identical when it comes to the DP + * link parameteres + */ static void intel_ddi_pre_enable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, @@ -2928,19 +2946,6 @@ static void intel_ddi_pre_enable(struct intel_atomic_state *state, struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; - /* - * When called from DP MST code: - * - conn_state will be NULL - * - encoder will be the main encoder (ie. mst->primary) - * - the main connector associated with this port - * won't be active or linked to a crtc - * - crtc_state will be the state of the first stream to - * be activated on this port, and it may not be the same - * stream that will be deactivated last, but each stream - * should have a state that is identical when it comes to - * the DP link parameteres - */ - drm_WARN_ON(&dev_priv->drm, crtc_state->has_pch_encoder); intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true); @@ -3190,6 +3195,11 @@ static void intel_ddi_post_disable_hdmi_or_sst(struct intel_atomic_state *state, } } +/* + * Note: Also called from the ->post_disable of the last active MST stream + * encoder on its primary encoder. See also the comment for + * intel_ddi_pre_enable(). + */ static void intel_ddi_post_disable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, @@ -3220,6 +3230,11 @@ static void intel_ddi_post_disable(struct intel_atomic_state *state, old_conn_state); } +/* + * Note: Also called from the ->post_pll_disable of the last active MST stream + * encoder on its primary encoder. See also the comment for + * intel_ddi_pre_enable(). + */ static void intel_ddi_post_pll_disable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, @@ -3557,6 +3572,11 @@ void intel_ddi_update_active_dpll(struct intel_atomic_state *state, intel_update_active_dpll(state, pipe_crtc, encoder); } +/* + * Note: Also called from the ->pre_pll_enable of the first active MST stream + * encoder on its primary encoder. See also the comment for + * intel_ddi_pre_enable(). + */ static void intel_ddi_pre_pll_enable(struct intel_atomic_state *state, struct intel_encoder *encoder, @@ -3996,6 +4016,11 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, } } +/* + * Note: Also called from the ->get_config of the MST stream encoders on their + * primary encoder, via the platform specific hooks here. See also the comment + * for intel_ddi_pre_enable(). + */ static void intel_ddi_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { From 90b63bd4a67d6f992f1be3447e87ce68274e6763 Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 30 Oct 2024 14:11:00 +0530 Subject: [PATCH 099/179] drm/i915/dp: Limit max compressed bpp to 18 when forcing DSC While forcing DSC when it is not actually required, the max compressed bpp from the source gets picked for compression for some pipe bpps. Apparently, when DSC is not required, forcing DSC to the maximum compressed bpp seems to cause underruns. To avoid this, limit the max compressed bpp to 18 while forcing DSC. This value works across platforms with different pipe bpps and prevents underruns. Signed-off-by: Ankit Nautiyal Reviewed-by: Naga Venkata Srikanth V Link: https://patchwork.freedesktop.org/patch/msgid/20241030084100.1361689-1-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index b40964d65497..053a9a4182e7 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2039,6 +2039,15 @@ static int dsc_src_max_compressed_bpp(struct intel_dp *intel_dp) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); + /* + * Forcing DSC and using the platform's max compressed bpp is seen to cause + * underruns. Since DSC isn't needed in these cases, limit the + * max compressed bpp to 18, which is a safe value across platforms with different + * pipe bpps. + */ + if (intel_dp->force_dsc_en) + return 18; + /* * Max Compressed bpp for Gen 13+ is 27bpp. * For earlier platform is 23bpp. (Bspec:49259). From 8985cb7a097f87e709d879504ac1700dd5fc5fd0 Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Wed, 13 Nov 2024 17:50:10 -0500 Subject: [PATCH 100/179] drm/i915: Remove vga and gmbus seq out of i915_restore_display Restrict this function to only save and restore registers functionality. Then, that can be moved out later to under display with a proper name. Cc: Jani Nikula Reviewed-by: Jonathan Cavitt Link: https://patchwork.freedesktop.org/patch/msgid/20241113225016.208673-1-rodrigo.vivi@intel.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/i915/i915_driver.c | 6 ++++++ drivers/gpu/drm/i915/i915_suspend.c | 6 ------ 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 991b20f55341..1c263116e765 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -60,6 +60,7 @@ #include "display/intel_pch_refclk.h" #include "display/intel_pps.h" #include "display/intel_sprite_uapi.h" +#include "display/intel_vga.h" #include "display/skl_watermark.h" #include "gem/i915_gem_context.h" @@ -1173,6 +1174,11 @@ static int i915_drm_resume(struct drm_device *dev) intel_dmc_resume(display); i915_restore_display(dev_priv); + + intel_vga_redisable(display); + + intel_gmbus_reset(display); + intel_pps_unlock_regs_wa(display); intel_init_pch_refclk(dev_priv); diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index f18f1acf2158..fb67b05cd864 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -26,7 +26,6 @@ #include "display/intel_de.h" #include "display/intel_gmbus.h" -#include "display/intel_vga.h" #include "i915_drv.h" #include "i915_reg.h" @@ -118,7 +117,6 @@ void i915_save_display(struct drm_i915_private *dev_priv) void i915_restore_display(struct drm_i915_private *dev_priv) { - struct intel_display *display = &dev_priv->display; struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev); if (!HAS_DISPLAY(dev_priv)) @@ -134,8 +132,4 @@ void i915_restore_display(struct drm_i915_private *dev_priv) if (GRAPHICS_VER(dev_priv) <= 4) intel_de_write(dev_priv, DSPARB(dev_priv), dev_priv->regfile.saveDSPARB); - - intel_vga_redisable(display); - - intel_gmbus_reset(display); } From c3bda715438a5d30e67abf6830a2f01f36500f43 Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Wed, 13 Nov 2024 17:50:11 -0500 Subject: [PATCH 101/179] drm/i915/display: Convert i915_suspend into i9xx_display_sr These save & restore functions inside i915_suspend are old display functions to save and restore a bunch of display related registers. Move it under display and rename accordantly. Just don't move it entirely towards intel_display struct yet because it depends on drm_i915_private for the IS_MOBILE. While doing this conversion also update the MIT header using the new SPDX ones. v2: Fix Makefile and include (Jani) Removed vga and gmbus (Jani, Ville) Cc: Jesse Barnes Cc: Jani Nikula Reviewed-by: Jani Nikula Reviewed-by: Jonathan Cavitt Link: https://patchwork.freedesktop.org/patch/msgid/20241113225016.208673-2-rodrigo.vivi@intel.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/i915/Makefile | 2 +- .../gpu/drm/i915/display/i9xx_display_sr.c | 95 ++++++++++++ .../gpu/drm/i915/display/i9xx_display_sr.h | 14 ++ drivers/gpu/drm/i915/i915_driver.c | 6 +- drivers/gpu/drm/i915/i915_suspend.c | 135 ------------------ drivers/gpu/drm/i915/i915_suspend.h | 14 -- 6 files changed, 113 insertions(+), 153 deletions(-) create mode 100644 drivers/gpu/drm/i915/display/i9xx_display_sr.c create mode 100644 drivers/gpu/drm/i915/display/i9xx_display_sr.h delete mode 100644 drivers/gpu/drm/i915/i915_suspend.c delete mode 100644 drivers/gpu/drm/i915/i915_suspend.h diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 31710d98cad5..e465828d748f 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -30,7 +30,6 @@ i915-y += \ i915_params.o \ i915_pci.o \ i915_scatterlist.o \ - i915_suspend.o \ i915_switcheroo.o \ i915_sysfs.o \ i915_utils.o \ @@ -220,6 +219,7 @@ i915-$(CONFIG_HWMON) += \ i915-y += \ display/hsw_ips.o \ display/i9xx_plane.o \ + display/i9xx_display_sr.o \ display/i9xx_wm.o \ display/intel_alpm.o \ display/intel_atomic.o \ diff --git a/drivers/gpu/drm/i915/display/i9xx_display_sr.c b/drivers/gpu/drm/i915/display/i9xx_display_sr.c new file mode 100644 index 000000000000..4dd0ce267994 --- /dev/null +++ b/drivers/gpu/drm/i915/display/i9xx_display_sr.c @@ -0,0 +1,95 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2024 Intel Corporation + */ + +#include "i915_drv.h" +#include "i915_reg.h" +#include "i9xx_display_sr.h" +#include "intel_de.h" +#include "intel_gmbus.h" +#include "intel_pci_config.h" + +static void i9xx_display_save_swf(struct drm_i915_private *i915) +{ + int i; + + /* Scratch space */ + if (GRAPHICS_VER(i915) == 2 && IS_MOBILE(i915)) { + for (i = 0; i < 7; i++) { + i915->regfile.saveSWF0[i] = intel_de_read(i915, SWF0(i915, i)); + i915->regfile.saveSWF1[i] = intel_de_read(i915, SWF1(i915, i)); + } + for (i = 0; i < 3; i++) + i915->regfile.saveSWF3[i] = intel_de_read(i915, SWF3(i915, i)); + } else if (GRAPHICS_VER(i915) == 2) { + for (i = 0; i < 7; i++) + i915->regfile.saveSWF1[i] = intel_de_read(i915, SWF1(i915, i)); + } else if (HAS_GMCH(i915)) { + for (i = 0; i < 16; i++) { + i915->regfile.saveSWF0[i] = intel_de_read(i915, SWF0(i915, i)); + i915->regfile.saveSWF1[i] = intel_de_read(i915, SWF1(i915, i)); + } + for (i = 0; i < 3; i++) + i915->regfile.saveSWF3[i] = intel_de_read(i915, SWF3(i915, i)); + } +} + +static void i9xx_display_restore_swf(struct drm_i915_private *i915) +{ + int i; + + /* Scratch space */ + if (GRAPHICS_VER(i915) == 2 && IS_MOBILE(i915)) { + for (i = 0; i < 7; i++) { + intel_de_write(i915, SWF0(i915, i), i915->regfile.saveSWF0[i]); + intel_de_write(i915, SWF1(i915, i), i915->regfile.saveSWF1[i]); + } + for (i = 0; i < 3; i++) + intel_de_write(i915, SWF3(i915, i), i915->regfile.saveSWF3[i]); + } else if (GRAPHICS_VER(i915) == 2) { + for (i = 0; i < 7; i++) + intel_de_write(i915, SWF1(i915, i), i915->regfile.saveSWF1[i]); + } else if (HAS_GMCH(i915)) { + for (i = 0; i < 16; i++) { + intel_de_write(i915, SWF0(i915, i), i915->regfile.saveSWF0[i]); + intel_de_write(i915, SWF1(i915, i), i915->regfile.saveSWF1[i]); + } + for (i = 0; i < 3; i++) + intel_de_write(i915, SWF3(i915, i), i915->regfile.saveSWF3[i]); + } +} + +void i9xx_display_sr_save(struct drm_i915_private *i915) +{ + struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + + if (!HAS_DISPLAY(i915)) + return; + + /* Display arbitration control */ + if (GRAPHICS_VER(i915) <= 4) + i915->regfile.saveDSPARB = intel_de_read(i915, DSPARB(i915)); + + if (GRAPHICS_VER(i915) == 4) + pci_read_config_word(pdev, GCDGMBUS, &i915->regfile.saveGCDGMBUS); + + i9xx_display_save_swf(i915); +} + +void i9xx_display_sr_restore(struct drm_i915_private *i915) +{ + struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + + if (!HAS_DISPLAY(i915)) + return; + + i9xx_display_restore_swf(i915); + + if (GRAPHICS_VER(i915) == 4) + pci_write_config_word(pdev, GCDGMBUS, i915->regfile.saveGCDGMBUS); + + /* Display arbitration */ + if (GRAPHICS_VER(i915) <= 4) + intel_de_write(i915, DSPARB(i915), i915->regfile.saveDSPARB); +} diff --git a/drivers/gpu/drm/i915/display/i9xx_display_sr.h b/drivers/gpu/drm/i915/display/i9xx_display_sr.h new file mode 100644 index 000000000000..30383758f97e --- /dev/null +++ b/drivers/gpu/drm/i915/display/i9xx_display_sr.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2024 Intel Corporation + */ + +#ifndef __I9XX_DISPLAY_SR_H__ +#define __I9XX_DISPLAY_SR_H__ + +struct drm_i915_private; + +void i9xx_display_sr_save(struct drm_i915_private *i915); +void i9xx_display_sr_restore(struct drm_i915_private *i915); + +#endif diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 1c263116e765..88b30a099436 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -45,6 +45,7 @@ #include #include +#include "display/i9xx_display_sr.h" #include "display/intel_acpi.h" #include "display/intel_bw.h" #include "display/intel_cdclk.h" @@ -94,7 +95,6 @@ #include "i915_memcpy.h" #include "i915_perf.h" #include "i915_query.h" -#include "i915_suspend.h" #include "i915_switcheroo.h" #include "i915_sysfs.h" #include "i915_utils.h" @@ -1054,7 +1054,7 @@ static int i915_drm_suspend(struct drm_device *dev) intel_dpt_suspend(dev_priv); i915_ggtt_suspend(to_gt(dev_priv)->ggtt); - i915_save_display(dev_priv); + i9xx_display_sr_save(dev_priv); opregion_target_state = suspend_to_idle(dev_priv) ? PCI_D1 : PCI_D3cold; intel_opregion_suspend(display, opregion_target_state); @@ -1173,7 +1173,7 @@ static int i915_drm_resume(struct drm_device *dev) intel_dmc_resume(display); - i915_restore_display(dev_priv); + i9xx_display_sr_restore(dev_priv); intel_vga_redisable(display); diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c deleted file mode 100644 index fb67b05cd864..000000000000 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * - * Copyright 2008 (c) Intel Corporation - * Jesse Barnes - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -#include "display/intel_de.h" -#include "display/intel_gmbus.h" - -#include "i915_drv.h" -#include "i915_reg.h" -#include "i915_suspend.h" -#include "intel_pci_config.h" - -static void intel_save_swf(struct drm_i915_private *dev_priv) -{ - int i; - - /* Scratch space */ - if (GRAPHICS_VER(dev_priv) == 2 && IS_MOBILE(dev_priv)) { - for (i = 0; i < 7; i++) { - dev_priv->regfile.saveSWF0[i] = intel_de_read(dev_priv, - SWF0(dev_priv, i)); - dev_priv->regfile.saveSWF1[i] = intel_de_read(dev_priv, - SWF1(dev_priv, i)); - } - for (i = 0; i < 3; i++) - dev_priv->regfile.saveSWF3[i] = intel_de_read(dev_priv, - SWF3(dev_priv, i)); - } else if (GRAPHICS_VER(dev_priv) == 2) { - for (i = 0; i < 7; i++) - dev_priv->regfile.saveSWF1[i] = intel_de_read(dev_priv, - SWF1(dev_priv, i)); - } else if (HAS_GMCH(dev_priv)) { - for (i = 0; i < 16; i++) { - dev_priv->regfile.saveSWF0[i] = intel_de_read(dev_priv, - SWF0(dev_priv, i)); - dev_priv->regfile.saveSWF1[i] = intel_de_read(dev_priv, - SWF1(dev_priv, i)); - } - for (i = 0; i < 3; i++) - dev_priv->regfile.saveSWF3[i] = intel_de_read(dev_priv, - SWF3(dev_priv, i)); - } -} - -static void intel_restore_swf(struct drm_i915_private *dev_priv) -{ - int i; - - /* Scratch space */ - if (GRAPHICS_VER(dev_priv) == 2 && IS_MOBILE(dev_priv)) { - for (i = 0; i < 7; i++) { - intel_de_write(dev_priv, SWF0(dev_priv, i), - dev_priv->regfile.saveSWF0[i]); - intel_de_write(dev_priv, SWF1(dev_priv, i), - dev_priv->regfile.saveSWF1[i]); - } - for (i = 0; i < 3; i++) - intel_de_write(dev_priv, SWF3(dev_priv, i), - dev_priv->regfile.saveSWF3[i]); - } else if (GRAPHICS_VER(dev_priv) == 2) { - for (i = 0; i < 7; i++) - intel_de_write(dev_priv, SWF1(dev_priv, i), - dev_priv->regfile.saveSWF1[i]); - } else if (HAS_GMCH(dev_priv)) { - for (i = 0; i < 16; i++) { - intel_de_write(dev_priv, SWF0(dev_priv, i), - dev_priv->regfile.saveSWF0[i]); - intel_de_write(dev_priv, SWF1(dev_priv, i), - dev_priv->regfile.saveSWF1[i]); - } - for (i = 0; i < 3; i++) - intel_de_write(dev_priv, SWF3(dev_priv, i), - dev_priv->regfile.saveSWF3[i]); - } -} - -void i915_save_display(struct drm_i915_private *dev_priv) -{ - struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev); - - if (!HAS_DISPLAY(dev_priv)) - return; - - /* Display arbitration control */ - if (GRAPHICS_VER(dev_priv) <= 4) - dev_priv->regfile.saveDSPARB = intel_de_read(dev_priv, - DSPARB(dev_priv)); - - if (GRAPHICS_VER(dev_priv) == 4) - pci_read_config_word(pdev, GCDGMBUS, - &dev_priv->regfile.saveGCDGMBUS); - - intel_save_swf(dev_priv); -} - -void i915_restore_display(struct drm_i915_private *dev_priv) -{ - struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev); - - if (!HAS_DISPLAY(dev_priv)) - return; - - intel_restore_swf(dev_priv); - - if (GRAPHICS_VER(dev_priv) == 4) - pci_write_config_word(pdev, GCDGMBUS, - dev_priv->regfile.saveGCDGMBUS); - - /* Display arbitration */ - if (GRAPHICS_VER(dev_priv) <= 4) - intel_de_write(dev_priv, DSPARB(dev_priv), - dev_priv->regfile.saveDSPARB); -} diff --git a/drivers/gpu/drm/i915/i915_suspend.h b/drivers/gpu/drm/i915/i915_suspend.h deleted file mode 100644 index e5a611ee3d15..000000000000 --- a/drivers/gpu/drm/i915/i915_suspend.h +++ /dev/null @@ -1,14 +0,0 @@ -/* SPDX-License-Identifier: MIT */ -/* - * Copyright © 2019 Intel Corporation - */ - -#ifndef __I915_SUSPEND_H__ -#define __I915_SUSPEND_H__ - -struct drm_i915_private; - -void i915_save_display(struct drm_i915_private *i915); -void i915_restore_display(struct drm_i915_private *i915); - -#endif /* __I915_SUSPEND_H__ */ From ec803c9b00324fb884ea40ef1d17432dcb8e83b3 Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Wed, 13 Nov 2024 17:50:12 -0500 Subject: [PATCH 102/179] drm/i915/display: Move regfile registers intel_display.restore The intel_display struct already has a place for save/restore stuff. Move the i915's regfile there since they are only related to display. Reviewed-by: Jonathan Cavitt Link: https://patchwork.freedesktop.org/patch/msgid/20241113225016.208673-3-rodrigo.vivi@intel.com Signed-off-by: Rodrigo Vivi --- .../gpu/drm/i915/display/i9xx_display_sr.c | 40 ++++++++++--------- .../gpu/drm/i915/display/intel_display_core.h | 5 +++ drivers/gpu/drm/i915/i915_drv.h | 9 ----- 3 files changed, 27 insertions(+), 27 deletions(-) diff --git a/drivers/gpu/drm/i915/display/i9xx_display_sr.c b/drivers/gpu/drm/i915/display/i9xx_display_sr.c index 4dd0ce267994..4c78b7165831 100644 --- a/drivers/gpu/drm/i915/display/i9xx_display_sr.c +++ b/drivers/gpu/drm/i915/display/i9xx_display_sr.c @@ -12,56 +12,59 @@ static void i9xx_display_save_swf(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; int i; /* Scratch space */ if (GRAPHICS_VER(i915) == 2 && IS_MOBILE(i915)) { for (i = 0; i < 7; i++) { - i915->regfile.saveSWF0[i] = intel_de_read(i915, SWF0(i915, i)); - i915->regfile.saveSWF1[i] = intel_de_read(i915, SWF1(i915, i)); + display->restore.saveSWF0[i] = intel_de_read(display, SWF0(i915, i)); + display->restore.saveSWF1[i] = intel_de_read(display, SWF1(i915, i)); } for (i = 0; i < 3; i++) - i915->regfile.saveSWF3[i] = intel_de_read(i915, SWF3(i915, i)); + display->restore.saveSWF3[i] = intel_de_read(display, SWF3(i915, i)); } else if (GRAPHICS_VER(i915) == 2) { for (i = 0; i < 7; i++) - i915->regfile.saveSWF1[i] = intel_de_read(i915, SWF1(i915, i)); + display->restore.saveSWF1[i] = intel_de_read(display, SWF1(i915, i)); } else if (HAS_GMCH(i915)) { for (i = 0; i < 16; i++) { - i915->regfile.saveSWF0[i] = intel_de_read(i915, SWF0(i915, i)); - i915->regfile.saveSWF1[i] = intel_de_read(i915, SWF1(i915, i)); + display->restore.saveSWF0[i] = intel_de_read(display, SWF0(i915, i)); + display->restore.saveSWF1[i] = intel_de_read(display, SWF1(i915, i)); } for (i = 0; i < 3; i++) - i915->regfile.saveSWF3[i] = intel_de_read(i915, SWF3(i915, i)); + display->restore.saveSWF3[i] = intel_de_read(display, SWF3(i915, i)); } } static void i9xx_display_restore_swf(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; int i; /* Scratch space */ if (GRAPHICS_VER(i915) == 2 && IS_MOBILE(i915)) { for (i = 0; i < 7; i++) { - intel_de_write(i915, SWF0(i915, i), i915->regfile.saveSWF0[i]); - intel_de_write(i915, SWF1(i915, i), i915->regfile.saveSWF1[i]); + intel_de_write(display, SWF0(i915, i), display->restore.saveSWF0[i]); + intel_de_write(display, SWF1(i915, i), display->restore.saveSWF1[i]); } for (i = 0; i < 3; i++) - intel_de_write(i915, SWF3(i915, i), i915->regfile.saveSWF3[i]); + intel_de_write(display, SWF3(i915, i), display->restore.saveSWF3[i]); } else if (GRAPHICS_VER(i915) == 2) { for (i = 0; i < 7; i++) - intel_de_write(i915, SWF1(i915, i), i915->regfile.saveSWF1[i]); + intel_de_write(display, SWF1(i915, i), display->restore.saveSWF1[i]); } else if (HAS_GMCH(i915)) { for (i = 0; i < 16; i++) { - intel_de_write(i915, SWF0(i915, i), i915->regfile.saveSWF0[i]); - intel_de_write(i915, SWF1(i915, i), i915->regfile.saveSWF1[i]); + intel_de_write(display, SWF0(i915, i), display->restore.saveSWF0[i]); + intel_de_write(display, SWF1(i915, i), display->restore.saveSWF1[i]); } for (i = 0; i < 3; i++) - intel_de_write(i915, SWF3(i915, i), i915->regfile.saveSWF3[i]); + intel_de_write(display, SWF3(i915, i), display->restore.saveSWF3[i]); } } void i9xx_display_sr_save(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; struct pci_dev *pdev = to_pci_dev(i915->drm.dev); if (!HAS_DISPLAY(i915)) @@ -69,16 +72,17 @@ void i9xx_display_sr_save(struct drm_i915_private *i915) /* Display arbitration control */ if (GRAPHICS_VER(i915) <= 4) - i915->regfile.saveDSPARB = intel_de_read(i915, DSPARB(i915)); + display->restore.saveDSPARB = intel_de_read(display, DSPARB(i915)); if (GRAPHICS_VER(i915) == 4) - pci_read_config_word(pdev, GCDGMBUS, &i915->regfile.saveGCDGMBUS); + pci_read_config_word(pdev, GCDGMBUS, &display->restore.saveGCDGMBUS); i9xx_display_save_swf(i915); } void i9xx_display_sr_restore(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; struct pci_dev *pdev = to_pci_dev(i915->drm.dev); if (!HAS_DISPLAY(i915)) @@ -87,9 +91,9 @@ void i9xx_display_sr_restore(struct drm_i915_private *i915) i9xx_display_restore_swf(i915); if (GRAPHICS_VER(i915) == 4) - pci_write_config_word(pdev, GCDGMBUS, i915->regfile.saveGCDGMBUS); + pci_write_config_word(pdev, GCDGMBUS, display->restore.saveGCDGMBUS); /* Display arbitration */ if (GRAPHICS_VER(i915) <= 4) - intel_de_write(i915, DSPARB(i915), i915->regfile.saveDSPARB); + intel_de_write(display, DSPARB(i915), display->restore.saveDSPARB); } diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index 45b7c6900adc..f6c1bedf1c31 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -505,6 +505,11 @@ struct intel_display { /* restore state for suspend/resume and display reset */ struct drm_atomic_state *modeset_state; struct drm_modeset_acquire_ctx reset_ctx; + u32 saveDSPARB; + u32 saveSWF0[16]; + u32 saveSWF1[16]; + u32 saveSWF3[3]; + u16 saveGCDGMBUS; } restore; struct { diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 44d8c51a3245..4131a0dbeb3d 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -101,14 +101,6 @@ struct i915_dsm { resource_size_t usable_size; }; -struct i915_suspend_saved_registers { - u32 saveDSPARB; - u32 saveSWF0[16]; - u32 saveSWF1[16]; - u32 saveSWF3[3]; - u16 saveGCDGMBUS; -}; - #define MAX_L3_SLICES 2 struct intel_l3_parity { u32 *remap_info[MAX_L3_SLICES]; @@ -299,7 +291,6 @@ struct drm_i915_private { struct i915_gpu_error gpu_error; u32 suspend_count; - struct i915_suspend_saved_registers regfile; struct vlv_s0ix_state *vlv_s0ix_state; struct dram_info { From bd5dd9797d81e74af5011fc086c9b8e9968c339d Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Wed, 13 Nov 2024 17:50:13 -0500 Subject: [PATCH 103/179] drm/{i915, xe}/display: Move DP MST calls to display_driver Move dp_mst suspend/resume functions from the drivers towards intel_display_driver to continue with the unification. Reviewed-by: Jonathan Cavitt Link: https://patchwork.freedesktop.org/patch/msgid/20241113225016.208673-4-rodrigo.vivi@intel.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_display_driver.c | 6 ++++++ drivers/gpu/drm/i915/i915_driver.c | 4 ---- drivers/gpu/drm/xe/display/xe_display.c | 7 ------- 3 files changed, 6 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index 55262296621e..11a69c71c766 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -676,6 +676,9 @@ int intel_display_driver_suspend(struct drm_i915_private *i915) ret); else i915->display.restore.modeset_state = state; + + intel_dp_mst_suspend(i915); + return ret; } @@ -729,6 +732,9 @@ void intel_display_driver_resume(struct drm_i915_private *i915) if (!HAS_DISPLAY(i915)) return; + /* MST sideband requires HPD interrupts enabled */ + intel_dp_mst_resume(i915); + i915->display.restore.modeset_state = NULL; if (state) state->acquire_ctx = &ctx; diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 88b30a099436..c9ed69d7fce8 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -1040,8 +1040,6 @@ static int i915_drm_suspend(struct drm_device *dev) intel_display_driver_suspend(dev_priv); - intel_dp_mst_suspend(dev_priv); - intel_irq_suspend(dev_priv); intel_hpd_cancel_work(dev_priv); @@ -1209,8 +1207,6 @@ static int i915_drm_resume(struct drm_device *dev) intel_hpd_init(dev_priv); - /* MST sideband requires HPD interrupts enabled */ - intel_dp_mst_resume(dev_priv); intel_display_driver_resume(dev_priv); if (HAS_DISPLAY(dev_priv)) { diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 9ea2b3d133a0..2b77d706672d 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -334,9 +334,6 @@ static void __xe_display_pm_suspend(struct xe_device *xe, bool runtime) xe_display_flush_cleanup_work(xe); - if (!runtime) - intel_dp_mst_suspend(xe); - intel_hpd_cancel_work(xe); if (!runtime && has_display(xe)) { @@ -447,10 +444,6 @@ static void __xe_display_pm_resume(struct xe_device *xe, bool runtime) if (!runtime && has_display(xe)) intel_display_driver_resume_access(xe); - /* MST sideband requires HPD interrupts enabled */ - if (!runtime) - intel_dp_mst_resume(xe); - if (!runtime && has_display(xe)) { intel_display_driver_resume(xe); drm_kms_helper_poll_enable(&xe->drm); From 0a86a9e8c6c9680f718fbed99879f9e78b16d21d Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Wed, 13 Nov 2024 17:50:14 -0500 Subject: [PATCH 104/179] drm/xe/display: Delay hpd_init resume Align with i915 and only initialize hotplugs after the display driver access has been resumed. Reviewed-by: Jonathan Cavitt Link: https://patchwork.freedesktop.org/patch/msgid/20241113225016.208673-5-rodrigo.vivi@intel.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/xe/display/xe_display.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 2b77d706672d..af405f7b4d45 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -439,11 +439,12 @@ static void __xe_display_pm_resume(struct xe_device *xe, bool runtime) drm_mode_config_reset(&xe->drm); intel_display_driver_init_hw(xe); - intel_hpd_init(xe); if (!runtime && has_display(xe)) intel_display_driver_resume_access(xe); + intel_hpd_init(xe); + if (!runtime && has_display(xe)) { intel_display_driver_resume(xe); drm_kms_helper_poll_enable(&xe->drm); From 5772c4e999b70ce0ada481a6b36a62348d633296 Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Wed, 13 Nov 2024 17:50:15 -0500 Subject: [PATCH 105/179] drm/xe/display: Delay dsm handler registration Bring some consistency to register/unregister order at the same time it aligns with i915 sequence order. Reviewed-by: Jonathan Cavitt Link: https://patchwork.freedesktop.org/patch/msgid/20241113225016.208673-6-rodrigo.vivi@intel.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/xe/display/xe_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index af405f7b4d45..e60eb7c49e5a 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -219,8 +219,8 @@ void xe_display_register(struct xe_device *xe) return; intel_display_driver_register(xe); - intel_register_dsm_handler(); intel_power_domains_enable(xe); + intel_register_dsm_handler(); } void xe_display_unregister(struct xe_device *xe) From a594f284ddce5b152ffe4d938708ed714f796887 Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Wed, 13 Nov 2024 17:50:16 -0500 Subject: [PATCH 106/179] drm/{i915, xe}: Move power_domains suspend/resume to display_power Move intel_power_domains_{suspend,resume} to inside intel_display_power_{suspend_late, resume_early}. With this also change the VLV suspend failure to call the intel_display_power_resume_early. In the end, the only function executed there for VLV is the intel_power_domains_resume. Besides make the code more consistency give the call that was immediately before: intel_display_power_suspend_late. Reviewed-by: Jonathan Cavitt Link: https://patchwork.freedesktop.org/patch/msgid/20241113225016.208673-7-rodrigo.vivi@intel.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_display_power.c | 6 +++++- drivers/gpu/drm/i915/display/intel_display_power.h | 2 +- drivers/gpu/drm/i915/i915_driver.c | 8 ++------ drivers/gpu/drm/xe/display/xe_display.c | 7 ++----- 4 files changed, 10 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index 2766fd9208b0..59dee2dc0552 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -2232,10 +2232,12 @@ static void intel_power_domains_verify_state(struct drm_i915_private *i915) #endif -void intel_display_power_suspend_late(struct drm_i915_private *i915) +void intel_display_power_suspend_late(struct drm_i915_private *i915, bool s2idle) { struct intel_display *display = &i915->display; + intel_power_domains_suspend(i915, s2idle); + if (DISPLAY_VER(i915) >= 11 || IS_GEMINILAKE(i915) || IS_BROXTON(i915)) { bxt_enable_dc9(display); @@ -2263,6 +2265,8 @@ void intel_display_power_resume_early(struct drm_i915_private *i915) /* Tweaked Wa_14010685332:cnp,icp,jsp,mcc,tgp,adp */ if (INTEL_PCH_TYPE(i915) >= PCH_CNP && INTEL_PCH_TYPE(i915) < PCH_DG1) intel_de_rmw(i915, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, 0); + + intel_power_domains_resume(i915); } void intel_display_power_suspend(struct drm_i915_private *i915) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h index 3f8f84df4733..688f3b60b5c5 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.h +++ b/drivers/gpu/drm/i915/display/intel_display_power.h @@ -176,7 +176,7 @@ void intel_power_domains_suspend(struct drm_i915_private *dev_priv, bool s2idle) void intel_power_domains_resume(struct drm_i915_private *dev_priv); void intel_power_domains_sanitize_state(struct drm_i915_private *dev_priv); -void intel_display_power_suspend_late(struct drm_i915_private *i915); +void intel_display_power_suspend_late(struct drm_i915_private *i915, bool s2idle); void intel_display_power_resume_early(struct drm_i915_private *i915); void intel_display_power_suspend(struct drm_i915_private *i915); void intel_display_power_resume(struct drm_i915_private *i915); diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index c9ed69d7fce8..b500ccf50410 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -1086,14 +1086,12 @@ static int i915_drm_suspend_late(struct drm_device *dev, bool hibernation) for_each_gt(gt, dev_priv, i) intel_uncore_suspend(gt->uncore); - intel_power_domains_suspend(dev_priv, s2idle); - - intel_display_power_suspend_late(dev_priv); + intel_display_power_suspend_late(dev_priv, s2idle); ret = vlv_suspend_complete(dev_priv); if (ret) { drm_err(&dev_priv->drm, "Suspend complete failed: %d\n", ret); - intel_power_domains_resume(dev_priv); + intel_display_power_resume_early(dev_priv); goto out; } @@ -1292,8 +1290,6 @@ static int i915_drm_resume_early(struct drm_device *dev) intel_display_power_resume_early(dev_priv); - intel_power_domains_resume(dev_priv); - enable_rpm_wakeref_asserts(&dev_priv->runtime_pm); return ret; diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index e60eb7c49e5a..760847959bc1 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -395,12 +395,11 @@ void xe_display_pm_runtime_suspend(struct xe_device *xe) void xe_display_pm_suspend_late(struct xe_device *xe) { bool s2idle = suspend_to_idle(); + if (!xe->info.probe_display) return; - intel_power_domains_suspend(xe, s2idle); - - intel_display_power_suspend_late(xe); + intel_display_power_suspend_late(xe, s2idle); } void xe_display_pm_shutdown_late(struct xe_device *xe) @@ -422,8 +421,6 @@ void xe_display_pm_resume_early(struct xe_device *xe) return; intel_display_power_resume_early(xe); - - intel_power_domains_resume(xe); } static void __xe_display_pm_resume(struct xe_device *xe, bool runtime) From af02ee4fb63342c873b747d724cd5ada13c2bde1 Mon Sep 17 00:00:00 2001 From: Arun R Murthy Date: Wed, 25 Sep 2024 09:14:30 +0530 Subject: [PATCH 107/179] drm/i915/dp: use fsleep instead of usleep_range for LT Sleeping for < 10us use udelay, for 10us to 20ms use usleep_range() and for > 10ms use msleep. flseep() will call the particular API based on the above condition. (Documentation/timers/timers-howto.rst) Aux RD Interval value depends on the value read from the dpcd register which is updated from the sink device, hence use flseep. Co-developed-by: Srikanth V NagaVenkata Signed-off-by: Arun R Murthy Reviewed-by: Jani Nikula Signed-off-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20240925034432.1777029-2-arun.r.murthy@intel.com --- drivers/gpu/drm/i915/display/intel_dp_link_training.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c index 397cc4ebae52..f41b69840ad9 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c @@ -898,7 +898,7 @@ intel_dp_link_training_clock_recovery(struct intel_dp *intel_dp, voltage_tries = 1; for (cr_tries = 0; cr_tries < max_cr_tries; ++cr_tries) { - usleep_range(delay_us, 2 * delay_us); + fsleep(delay_us); if (drm_dp_dpcd_read_phy_link_status(&intel_dp->aux, dp_phy, link_status) < 0) { @@ -1040,7 +1040,7 @@ intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp, } for (tries = 0; tries < 5; tries++) { - usleep_range(delay_us, 2 * delay_us); + fsleep(delay_us); if (drm_dp_dpcd_read_phy_link_status(&intel_dp->aux, dp_phy, link_status) < 0) { @@ -1417,7 +1417,7 @@ intel_dp_128b132b_lane_eq(struct intel_dp *intel_dp, deadline = jiffies + msecs_to_jiffies_timeout(400); for (try = 0; try < max_tries; try++) { - usleep_range(delay_us, 2 * delay_us); + fsleep(delay_us); /* * The delay may get updated. The transmitter shall read the From eb0c1757a36cabb730cde4e045eb52587602504d Mon Sep 17 00:00:00 2001 From: Arun R Murthy Date: Fri, 11 Oct 2024 10:28:25 +0530 Subject: [PATCH 108/179] drm/i915/dp: read Aux RD interval just before setting the FFE preset Figure 3-52: 128b132b DP DPTC LANEx_CHANNEL_EQ_DONE Sequence of DP2.1a spec. After reading LANEx_CHANNEL_EQ_DONE, read the FFE presets. AUX_RD_INTERVAL and then write the new FFE presets. v4: Read AUX_RD_INTERVAL before get/set TX FFE preset (Jani) Co-developed-by: Srikanth V NagaVenkata Signed-off-by: Arun R Murthy Reviewed-by: Suraj Kandpal Signed-off-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20241011045825.2629469-1-arun.r.murthy@intel.com --- .../gpu/drm/i915/display/intel_dp_link_training.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c index f41b69840ad9..a48a70ca4fb3 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c @@ -1419,12 +1419,6 @@ intel_dp_128b132b_lane_eq(struct intel_dp *intel_dp, for (try = 0; try < max_tries; try++) { fsleep(delay_us); - /* - * The delay may get updated. The transmitter shall read the - * delay before link status during link training. - */ - delay_us = drm_dp_128b132b_read_aux_rd_interval(&intel_dp->aux); - if (drm_dp_dpcd_read_link_status(&intel_dp->aux, link_status) < 0) { lt_err(intel_dp, DP_PHY_DPRX, "Failed to read link status\n"); return false; @@ -1451,8 +1445,15 @@ intel_dp_128b132b_lane_eq(struct intel_dp *intel_dp, if (time_after(jiffies, deadline)) timeout = true; /* try one last time after deadline */ - /* Update signal levels and training set as requested. */ + /* + * During LT, Tx shall read AUX_RD_INTERVAL just before writing the new FFE + * presets. + */ + delay_us = drm_dp_128b132b_read_aux_rd_interval(&intel_dp->aux); + intel_dp_get_adjust_train(intel_dp, crtc_state, DP_PHY_DPRX, link_status); + + /* Update signal levels and training set as requested. */ if (!intel_dp_update_link_train(intel_dp, crtc_state, DP_PHY_DPRX)) { lt_err(intel_dp, DP_PHY_DPRX, "Failed to update TX FFE settings\n"); return false; From e725091865407fcd8d96ab9ad618c07fb6e3cc2b Mon Sep 17 00:00:00 2001 From: Arun R Murthy Date: Wed, 25 Sep 2024 09:14:32 +0530 Subject: [PATCH 109/179] drm/i915/dp: Include the time taken by AUX Tx for timeout As per DP spec the timeout for LANE_CHANNEL_EQ_DONE is 400ms. But this timeout value is exclusively for the Aux RD Interval and excludes the time consumed for the AUX Tx (i.e reading/writing FFE presets). Add another 50ms for these AUX Tx to the 400ms timeout. Ref: "Figure 3-52: 128b132b DP DPTC LANEx_CHANNEL_EQ_DONE Sequence" of DP2.1a spec. Co-developed-by: Srikanth V NagaVenkata Signed-off-by: Arun R Murthy Reviewed-by: Suraj Kandpal Acked-by: Jani Nikula Signed-off-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/20240925034432.1777029-4-arun.r.murthy@intel.com --- drivers/gpu/drm/i915/display/intel_dp_link_training.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c index a48a70ca4fb3..ea9b4730a176 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c @@ -1414,7 +1414,7 @@ intel_dp_128b132b_lane_eq(struct intel_dp *intel_dp, } /* Time budget for the LANEx_EQ_DONE Sequence */ - deadline = jiffies + msecs_to_jiffies_timeout(400); + deadline = jiffies + msecs_to_jiffies_timeout(450); for (try = 0; try < max_tries; try++) { fsleep(delay_us); From d58f65df2dcb59acd3965907507cfa608fe924b4 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 18 Nov 2024 15:10:44 +0200 Subject: [PATCH 110/179] drm/i915/dp_mst: Fix connector initialization in intel_dp_add_mst_connector() The connector initialization in intel_dp_add_mst_connector() depends on the device pointer in connector to be valid, at least by connector debug printing. The device pointer is initialized by drm_connector_init(), however that function also exposes the connector to in-kernel users, which can't be done before the connector is fully initialized. For now make sure the device pointer is valid before it's used, until a follow-up change moving this to DRM core. This issue was revealed by the commit in the Fixes: line below, before which the above debug printing checked and handled a NULL device pointer gracefully in DRM core. Cc: Jani Nikula Fixes: 529798bd786a ("drm/i915/mst: convert to struct intel_display") Closes: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/12799 Reviewed-by: Rodrigo Vivi Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20241118131044.1278028-1-imre.deak@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index df7edcfe885b..f058360a2641 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1727,6 +1727,16 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo intel_dp_init_modeset_retry_work(intel_connector); + /* + * TODO: The following drm_connector specific initialization belongs + * to DRM core, however it happens atm too late in + * drm_connector_init(). That function will also expose the connector + * to in-kernel users, so it can't be called until the connector is + * sufficiently initialized; init the device pointer used by the + * following DSC setup, until a fix moving this to DRM core. + */ + intel_connector->base.dev = mgr->dev; + intel_connector->dp.dsc_decompression_aux = drm_dp_mst_dsc_aux_for_port(port); intel_dp_mst_read_decompression_port_dsc_caps(intel_dp, intel_connector); intel_connector->dp.dsc_hblank_expansion_quirk = From ca596b781a8081a14077f1e902b4ce43c1fd8fb2 Mon Sep 17 00:00:00 2001 From: Animesh Manna Date: Tue, 5 Nov 2024 16:09:16 +0530 Subject: [PATCH 111/179] drm/i915/psr: Disable psr1 if setup_time > vblank MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Issue is seen when PSR enabled with setup frames and when try to disable PSR at SRDONACK State (0x1). PSR FSM is stuck at SRDONACK(0x1) for more than 5 seconds. Issue not seen with Setup frames disabled. Currently disable psr1 if setuptime > vblank to workaround the above issue. HSD: 16024594674 WA: 18037818876 v1: Initial version v2: Add debug log and some cosmetic changes. [Jouni, Jani, Nemesa] Signed-off-by: Animesh Manna Reviewed-by: Jouni Högander Link: https://patchwork.freedesktop.org/patch/msgid/20241105103916.1857731-1-animesh.manna@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 3c498b3ed175..15b70a1127d4 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1637,6 +1637,15 @@ _panel_replay_compute_config(struct intel_dp *intel_dp, return true; } +static bool intel_psr_needs_wa_18037818876(struct intel_dp *intel_dp, + struct intel_crtc_state *crtc_state) +{ + struct intel_display *display = to_intel_display(intel_dp); + + return (DISPLAY_VER(display) == 20 && intel_dp->psr.entry_setup_frames > 0 && + !crtc_state->has_sel_update); +} + void intel_psr_compute_config(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state) @@ -1689,6 +1698,13 @@ void intel_psr_compute_config(struct intel_dp *intel_dp, return; crtc_state->has_sel_update = intel_sel_update_config_valid(intel_dp, crtc_state); + + /* Wa_18037818876 */ + if (intel_psr_needs_wa_18037818876(intel_dp, crtc_state)) { + crtc_state->has_psr = false; + drm_dbg_kms(display->drm, + "PSR disabled to workaround PSR FSM hang issue\n"); + } } void intel_psr_get_config(struct intel_encoder *encoder, From f635e7657e5bb80e1a7a9c3943a3daa71aefd88f Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 13 Nov 2024 17:25:31 +0530 Subject: [PATCH 112/179] drm/i915/display/xe3lpd: Avoid setting YUV420_MODE in PIPE_MISC For Xe3_LPD the PIPE_MISC YUV420 Enable (bit 27), already implies enabling full blend YUV420 mode and YUV420 Mode (bit 26) is removed. Therefore, avoid setting YUV420 Mode for Xe3_LPD+ while programming PIPE_MISC for YCbCr420 output format. Bspec: 69749 Signed-off-by: Ankit Nautiyal Reviewed-by: Juha-Pekka Heikkila Link: https://patchwork.freedesktop.org/patch/msgid/20241113115531.3394962-1-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index e790a2de5b3d..9db255bb1230 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -3137,9 +3137,14 @@ bdw_get_pipe_misc_output_format(struct intel_crtc *crtc) tmp = intel_de_read(dev_priv, PIPE_MISC(crtc->pipe)); if (tmp & PIPE_MISC_YUV420_ENABLE) { - /* We support 4:2:0 in full blend mode only */ - drm_WARN_ON(&dev_priv->drm, - (tmp & PIPE_MISC_YUV420_MODE_FULL_BLEND) == 0); + /* + * We support 4:2:0 in full blend mode only. + * For xe3_lpd+ this is implied in YUV420 Enable bit. + * Ensure the same for prior platforms in YUV420 Mode bit. + */ + if (DISPLAY_VER(dev_priv) < 30) + drm_WARN_ON(&dev_priv->drm, + (tmp & PIPE_MISC_YUV420_MODE_FULL_BLEND) == 0); return INTEL_OUTPUT_FORMAT_YCBCR420; } else if (tmp & PIPE_MISC_OUTPUT_COLORSPACE_YUV) { @@ -3388,8 +3393,8 @@ static void bdw_set_pipe_misc(struct intel_dsb *dsb, val |= PIPE_MISC_OUTPUT_COLORSPACE_YUV; if (crtc_state->output_format == INTEL_OUTPUT_FORMAT_YCBCR420) - val |= PIPE_MISC_YUV420_ENABLE | - PIPE_MISC_YUV420_MODE_FULL_BLEND; + val |= DISPLAY_VER(display) >= 30 ? PIPE_MISC_YUV420_ENABLE : + PIPE_MISC_YUV420_ENABLE | PIPE_MISC_YUV420_MODE_FULL_BLEND; if (DISPLAY_VER(dev_priv) >= 11 && is_hdr_mode(crtc_state)) val |= PIPE_MISC_HDR_MODE_PRECISION; From 2b1245f3ec879a42394b6b3407da33a0aaaebc0c Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:09 +0200 Subject: [PATCH 113/179] drm/i915/mst: pass intel_dp around in mst stream helpers All of the functions in question operate on the primary encoder, and more specifically the primary intel_dp, so pass it around instead of the encoder for less ambiguity. Suggested-by: Imre Deak Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/165ee8b723c42bcdeb3adf6a1b34ea09371e5d64.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 26 ++++++++++----------- 1 file changed, 12 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index f058360a2641..dab50a1ed15b 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -179,16 +179,15 @@ static int intel_dp_mst_dsc_get_slice_count(const struct intel_connector *connec num_joined_pipes); } -static int mst_stream_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, +static int mst_stream_find_vcpi_slots_for_bpp(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, int max_bpp, int min_bpp, struct link_config_limits *limits, struct drm_connector_state *conn_state, int step, bool dsc) { - struct intel_display *display = to_intel_display(encoder); + struct intel_display *display = to_intel_display(intel_dp); struct drm_atomic_state *state = crtc_state->uapi.state; - struct intel_dp *intel_dp = to_primary_dp(encoder); struct drm_dp_mst_topology_state *mst_state; struct intel_connector *connector = to_intel_connector(conn_state->connector); @@ -331,7 +330,7 @@ static int mst_stream_find_vcpi_slots_for_bpp(struct intel_encoder *encoder, return slots; } -static int mst_stream_compute_link_config(struct intel_encoder *encoder, +static int mst_stream_compute_link_config(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state, struct link_config_limits *limits) @@ -342,7 +341,7 @@ static int mst_stream_compute_link_config(struct intel_encoder *encoder, * FIXME: allocate the BW according to link_bpp, which in the case of * YUV420 is only half of the pipe bpp value. */ - slots = mst_stream_find_vcpi_slots_for_bpp(encoder, crtc_state, + slots = mst_stream_find_vcpi_slots_for_bpp(intel_dp, crtc_state, fxp_q4_to_int(limits->link.max_bpp_x16), fxp_q4_to_int(limits->link.min_bpp_x16), limits, @@ -354,12 +353,12 @@ static int mst_stream_compute_link_config(struct intel_encoder *encoder, return 0; } -static int mst_stream_dsc_compute_link_config(struct intel_encoder *encoder, +static int mst_stream_dsc_compute_link_config(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state, struct link_config_limits *limits) { - struct intel_display *display = to_intel_display(encoder); + struct intel_display *display = to_intel_display(intel_dp); struct intel_connector *connector = to_intel_connector(conn_state->connector); struct drm_i915_private *i915 = to_i915(connector->base.dev); int slots = -EINVAL; @@ -424,7 +423,7 @@ static int mst_stream_dsc_compute_link_config(struct intel_encoder *encoder, min_compressed_bpp = intel_dp_dsc_nearest_valid_bpp(i915, min_compressed_bpp, crtc_state->pipe_bpp); - slots = mst_stream_find_vcpi_slots_for_bpp(encoder, crtc_state, max_compressed_bpp, + slots = mst_stream_find_vcpi_slots_for_bpp(intel_dp, crtc_state, max_compressed_bpp, min_compressed_bpp, limits, conn_state, 1, true); @@ -434,12 +433,11 @@ static int mst_stream_dsc_compute_link_config(struct intel_encoder *encoder, return 0; } -static int mst_stream_update_slots(struct intel_encoder *encoder, +static int mst_stream_update_slots(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state) { - struct intel_display *display = to_intel_display(encoder); - struct intel_dp *intel_dp = to_primary_dp(encoder); + struct intel_display *display = to_intel_display(intel_dp); struct drm_dp_mst_topology_mgr *mgr = &intel_dp->mst_mgr; struct drm_dp_mst_topology_state *topology_state; u8 link_coding_cap = intel_dp_is_uhbr(crtc_state) ? @@ -632,7 +630,7 @@ static int mst_stream_compute_config(struct intel_encoder *encoder, pipe_config, false, &limits); if (!dsc_needed) { - ret = mst_stream_compute_link_config(encoder, pipe_config, + ret = mst_stream_compute_link_config(intel_dp, pipe_config, conn_state, &limits); if (ret == -EDEADLK) @@ -668,7 +666,7 @@ static int mst_stream_compute_config(struct intel_encoder *encoder, */ drm_dbg_kms(display->drm, "Trying to find VCPI slots in DSC mode\n"); - ret = mst_stream_dsc_compute_link_config(encoder, pipe_config, + ret = mst_stream_dsc_compute_link_config(intel_dp, pipe_config, conn_state, &limits); if (ret < 0) return ret; @@ -681,7 +679,7 @@ static int mst_stream_compute_config(struct intel_encoder *encoder, if (ret) return ret; - ret = mst_stream_update_slots(encoder, pipe_config, conn_state); + ret = mst_stream_update_slots(intel_dp, pipe_config, conn_state); if (ret) return ret; From fdb65ede8a45240552e867d5c17186d917d29147 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:10 +0200 Subject: [PATCH 114/179] drm/i915/mst: unify MST connector function naming to mst_connector_* Similar to commit 5674e700d43e ("drm/i915/mst: change naming from fake encoders to MST stream encoders"), name all MST connector related functions to mst_connector_*. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/3d4814a94b97fcff88722e0effd2fb5893b256af.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 63 +++++++++++---------- 1 file changed, 32 insertions(+), 31 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index dab50a1ed15b..56b2db02893d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -888,8 +888,8 @@ static int mst_stream_compute_config_late(struct intel_encoder *encoder, * recomputation of the corresponding CRTC states. */ static int -intel_dp_mst_atomic_topology_check(struct intel_connector *connector, - struct intel_atomic_state *state) +mst_connector_atomic_topology_check(struct intel_connector *connector, + struct intel_atomic_state *state) { struct intel_display *display = to_intel_display(connector); struct drm_connector_list_iter connector_list_iter; @@ -937,8 +937,8 @@ intel_dp_mst_atomic_topology_check(struct intel_connector *connector, } static int -intel_dp_mst_atomic_check(struct drm_connector *connector, - struct drm_atomic_state *_state) +mst_connector_atomic_check(struct drm_connector *connector, + struct drm_atomic_state *_state) { struct intel_atomic_state *state = to_intel_atomic_state(_state); struct intel_connector *intel_connector = @@ -949,7 +949,7 @@ intel_dp_mst_atomic_check(struct drm_connector *connector, if (ret) return ret; - ret = intel_dp_mst_atomic_topology_check(intel_connector, state); + ret = mst_connector_atomic_topology_check(intel_connector, state); if (ret) return ret; @@ -1363,7 +1363,7 @@ static bool mst_stream_initial_fastset_check(struct intel_encoder *encoder, return intel_dp_initial_fastset_check(primary_encoder, crtc_state); } -static int intel_dp_mst_get_ddc_modes(struct drm_connector *connector) +static int mst_connector_get_ddc_modes(struct drm_connector *connector) { struct intel_connector *intel_connector = to_intel_connector(connector); struct drm_i915_private *i915 = to_i915(intel_connector->base.dev); @@ -1387,7 +1387,7 @@ static int intel_dp_mst_get_ddc_modes(struct drm_connector *connector) } static int -intel_dp_mst_connector_late_register(struct drm_connector *connector) +mst_connector_late_register(struct drm_connector *connector) { struct intel_connector *intel_connector = to_intel_connector(connector); int ret; @@ -1406,7 +1406,7 @@ intel_dp_mst_connector_late_register(struct drm_connector *connector) } static void -intel_dp_mst_connector_early_unregister(struct drm_connector *connector) +mst_connector_early_unregister(struct drm_connector *connector) { struct intel_connector *intel_connector = to_intel_connector(connector); @@ -1415,27 +1415,27 @@ intel_dp_mst_connector_early_unregister(struct drm_connector *connector) intel_connector->port); } -static const struct drm_connector_funcs intel_dp_mst_connector_funcs = { +static const struct drm_connector_funcs mst_connector_funcs = { .fill_modes = drm_helper_probe_single_connector_modes, .atomic_get_property = intel_digital_connector_atomic_get_property, .atomic_set_property = intel_digital_connector_atomic_set_property, - .late_register = intel_dp_mst_connector_late_register, - .early_unregister = intel_dp_mst_connector_early_unregister, + .late_register = mst_connector_late_register, + .early_unregister = mst_connector_early_unregister, .destroy = intel_connector_destroy, .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, .atomic_duplicate_state = intel_digital_connector_duplicate_state, }; -static int intel_dp_mst_get_modes(struct drm_connector *connector) +static int mst_connector_get_modes(struct drm_connector *connector) { - return intel_dp_mst_get_ddc_modes(connector); + return mst_connector_get_ddc_modes(connector); } static int -intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, - struct drm_display_mode *mode, - struct drm_modeset_acquire_ctx *ctx, - enum drm_mode_status *status) +mst_connector_mode_valid_ctx(struct drm_connector *connector, + struct drm_display_mode *mode, + struct drm_modeset_acquire_ctx *ctx, + enum drm_mode_status *status) { struct intel_display *display = to_intel_display(connector->dev); struct drm_i915_private *dev_priv = to_i915(connector->dev); @@ -1546,8 +1546,9 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, return 0; } -static struct drm_encoder *intel_mst_atomic_best_encoder(struct drm_connector *connector, - struct drm_atomic_state *state) +static struct drm_encoder * +mst_connector_atomic_best_encoder(struct drm_connector *connector, + struct drm_atomic_state *state) { struct drm_connector_state *connector_state = drm_atomic_get_new_connector_state(state, connector); @@ -1559,8 +1560,8 @@ static struct drm_encoder *intel_mst_atomic_best_encoder(struct drm_connector *c } static int -intel_dp_mst_detect(struct drm_connector *connector, - struct drm_modeset_acquire_ctx *ctx, bool force) +mst_connector_detect_ctx(struct drm_connector *connector, + struct drm_modeset_acquire_ctx *ctx, bool force) { struct intel_display *display = to_intel_display(connector->dev); struct drm_i915_private *i915 = to_i915(connector->dev); @@ -1582,12 +1583,12 @@ intel_dp_mst_detect(struct drm_connector *connector, intel_connector->port); } -static const struct drm_connector_helper_funcs intel_dp_mst_connector_helper_funcs = { - .get_modes = intel_dp_mst_get_modes, - .mode_valid_ctx = intel_dp_mst_mode_valid_ctx, - .atomic_best_encoder = intel_mst_atomic_best_encoder, - .atomic_check = intel_dp_mst_atomic_check, - .detect_ctx = intel_dp_mst_detect, +static const struct drm_connector_helper_funcs mst_connector_helper_funcs = { + .get_modes = mst_connector_get_modes, + .mode_valid_ctx = mst_connector_mode_valid_ctx, + .atomic_best_encoder = mst_connector_atomic_best_encoder, + .atomic_check = mst_connector_atomic_check, + .detect_ctx = mst_connector_detect_ctx, }; static void mst_stream_encoder_destroy(struct drm_encoder *encoder) @@ -1602,7 +1603,7 @@ static const struct drm_encoder_funcs mst_stream_encoder_funcs = { .destroy = mst_stream_encoder_destroy, }; -static bool intel_dp_mst_get_hw_state(struct intel_connector *connector) +static bool mst_connector_get_hw_state(struct intel_connector *connector) { if (intel_attached_encoder(connector) && connector->base.state->crtc) { enum pipe pipe; @@ -1717,7 +1718,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo if (!intel_connector) return NULL; - intel_connector->get_hw_state = intel_dp_mst_get_hw_state; + intel_connector->get_hw_state = mst_connector_get_hw_state; intel_connector->sync_state = intel_dp_connector_sync_state; intel_connector->mst_port = intel_dp; intel_connector->port = port; @@ -1741,7 +1742,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo detect_dsc_hblank_expansion_quirk(intel_connector); connector = &intel_connector->base; - ret = drm_connector_init(display->drm, connector, &intel_dp_mst_connector_funcs, + ret = drm_connector_init(display->drm, connector, &mst_connector_funcs, DRM_MODE_CONNECTOR_DisplayPort); if (ret) { drm_dp_mst_put_port_malloc(port); @@ -1749,7 +1750,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo return NULL; } - drm_connector_helper_add(connector, &intel_dp_mst_connector_helper_funcs); + drm_connector_helper_add(connector, &mst_connector_helper_funcs); for_each_pipe(display, pipe) { struct drm_encoder *enc = From 81c6d5d83bc794c10366cab3da0534622c137a84 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:11 +0200 Subject: [PATCH 115/179] drm/i915/mst: simplify mst_connector_get_hw_state() Use a variable for the encoder to simplify. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/eb8595ae36c6330cce1615059bd2c89a7db79668.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 56b2db02893d..b5e8db579e20 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1605,13 +1605,14 @@ static const struct drm_encoder_funcs mst_stream_encoder_funcs = { static bool mst_connector_get_hw_state(struct intel_connector *connector) { - if (intel_attached_encoder(connector) && connector->base.state->crtc) { - enum pipe pipe; - if (!intel_attached_encoder(connector)->get_hw_state(intel_attached_encoder(connector), &pipe)) - return false; - return true; - } - return false; + /* This is the MST stream encoder set in ->pre_enable, if any */ + struct intel_encoder *encoder = intel_attached_encoder(connector); + enum pipe pipe; + + if (!encoder || !connector->base.state->crtc) + return false; + + return encoder->get_hw_state(encoder, &pipe); } static int intel_dp_mst_add_properties(struct intel_dp *intel_dp, From 5503f8112e52da6d964f0d9a70d810b0eb4d4ce8 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:12 +0200 Subject: [PATCH 116/179] drm/i915/mst: unify MST topology callback naming to mst_topology_* Make it easier to keep track of what belongs where. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/e8efc8fddc3ca93e1256a1dad13bc4eca07c3382.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 25 +++++++++++---------- 1 file changed, 13 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index b5e8db579e20..9dd8d2d9048b 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1615,9 +1615,9 @@ static bool mst_connector_get_hw_state(struct intel_connector *connector) return encoder->get_hw_state(encoder, &pipe); } -static int intel_dp_mst_add_properties(struct intel_dp *intel_dp, - struct drm_connector *connector, - const char *pathprop) +static int mst_topology_add_connector_properties(struct intel_dp *intel_dp, + struct drm_connector *connector, + const char *pathprop) { struct intel_display *display = to_intel_display(intel_dp); @@ -1703,9 +1703,10 @@ static bool detect_dsc_hblank_expansion_quirk(const struct intel_connector *conn return true; } -static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr, - struct drm_dp_mst_port *port, - const char *pathprop) +static struct drm_connector * +mst_topology_add_connector(struct drm_dp_mst_topology_mgr *mgr, + struct drm_dp_mst_port *port, + const char *pathprop) { struct intel_dp *intel_dp = container_of(mgr, struct intel_dp, mst_mgr); struct intel_display *display = to_intel_display(intel_dp); @@ -1762,7 +1763,7 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo goto err; } - ret = intel_dp_mst_add_properties(intel_dp, connector, pathprop); + ret = mst_topology_add_connector_properties(intel_dp, connector, pathprop); if (ret) goto err; @@ -1779,16 +1780,16 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo } static void -intel_dp_mst_poll_hpd_irq(struct drm_dp_mst_topology_mgr *mgr) +mst_topology_poll_hpd_irq(struct drm_dp_mst_topology_mgr *mgr) { struct intel_dp *intel_dp = container_of(mgr, struct intel_dp, mst_mgr); intel_hpd_trigger_irq(dp_to_dig_port(intel_dp)); } -static const struct drm_dp_mst_topology_cbs mst_cbs = { - .add_connector = intel_dp_add_mst_connector, - .poll_hpd_irq = intel_dp_mst_poll_hpd_irq, +static const struct drm_dp_mst_topology_cbs mst_topology_cbs = { + .add_connector = mst_topology_add_connector, + .poll_hpd_irq = mst_topology_poll_hpd_irq, }; /* Create a fake encoder for an individual MST stream */ @@ -1881,7 +1882,7 @@ intel_dp_mst_encoder_init(struct intel_digital_port *dig_port, int conn_base_id) if (DISPLAY_VER(display) < 11 && port == PORT_E) return 0; - intel_dp->mst_mgr.cbs = &mst_cbs; + intel_dp->mst_mgr.cbs = &mst_topology_cbs; /* create encoders */ mst_stream_encoders_create(dig_port); From 1cfc6f811bf1b8fa10c08207aa9be141e8599c12 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:13 +0200 Subject: [PATCH 117/179] drm/i915/ddi: use intel_ddi_* naming convention for encoder enable/disable All the other encoder hooks are named intel_ddi_*, follow suit with intel_ddi_enable() and intel_ddi_disable(), and the dp/hdmi variants. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/9533cf61773f2cab3a6a29acf9e6ecfc00b6e8fd.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index f3368cf52641..cbd5d3dd7adc 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3285,7 +3285,7 @@ static void trans_port_sync_stop_link_train(struct intel_atomic_state *state, crtc_state); } -static void intel_enable_ddi_dp(struct intel_atomic_state *state, +static void intel_ddi_enable_dp(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) @@ -3326,7 +3326,7 @@ gen9_chicken_trans_reg_by_port(struct intel_display *display, enum port port) return CHICKEN_TRANS(display, trans[port]); } -static void intel_enable_ddi_hdmi(struct intel_atomic_state *state, +static void intel_ddi_enable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) @@ -3429,7 +3429,7 @@ static void intel_enable_ddi_hdmi(struct intel_atomic_state *state, intel_wait_ddi_buf_active(encoder); } -static void intel_enable_ddi(struct intel_atomic_state *state, +static void intel_ddi_enable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) @@ -3455,15 +3455,15 @@ static void intel_enable_ddi(struct intel_atomic_state *state, } if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) - intel_enable_ddi_hdmi(state, encoder, crtc_state, conn_state); + intel_ddi_enable_hdmi(state, encoder, crtc_state, conn_state); else - intel_enable_ddi_dp(state, encoder, crtc_state, conn_state); + intel_ddi_enable_dp(state, encoder, crtc_state, conn_state); intel_hdcp_enable(state, encoder, crtc_state, conn_state); } -static void intel_disable_ddi_dp(struct intel_atomic_state *state, +static void intel_ddi_disable_dp(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) @@ -3484,7 +3484,7 @@ static void intel_disable_ddi_dp(struct intel_atomic_state *state, false); } -static void intel_disable_ddi_hdmi(struct intel_atomic_state *state, +static void intel_ddi_disable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) @@ -3499,7 +3499,7 @@ static void intel_disable_ddi_hdmi(struct intel_atomic_state *state, connector->base.id, connector->name); } -static void intel_disable_ddi(struct intel_atomic_state *state, +static void intel_ddi_disable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) @@ -3509,10 +3509,10 @@ static void intel_disable_ddi(struct intel_atomic_state *state, intel_hdcp_disable(to_intel_connector(old_conn_state->connector)); if (intel_crtc_has_type(old_crtc_state, INTEL_OUTPUT_HDMI)) - intel_disable_ddi_hdmi(state, encoder, old_crtc_state, + intel_ddi_disable_hdmi(state, encoder, old_crtc_state, old_conn_state); else - intel_disable_ddi_dp(state, encoder, old_crtc_state, + intel_ddi_disable_dp(state, encoder, old_crtc_state, old_conn_state); } @@ -5057,10 +5057,10 @@ void intel_ddi_init(struct intel_display *display, encoder->compute_output_type = intel_ddi_compute_output_type; encoder->compute_config = intel_ddi_compute_config; encoder->compute_config_late = intel_ddi_compute_config_late; - encoder->enable = intel_enable_ddi; + encoder->enable = intel_ddi_enable; encoder->pre_pll_enable = intel_ddi_pre_pll_enable; encoder->pre_enable = intel_ddi_pre_enable; - encoder->disable = intel_disable_ddi; + encoder->disable = intel_ddi_disable; encoder->post_pll_disable = intel_ddi_post_pll_disable; encoder->post_disable = intel_ddi_post_disable; encoder->update_pipe = intel_ddi_update_pipe; From b9b82a47963b94c2178a8a851fb5b88f73c39238 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:14 +0200 Subject: [PATCH 118/179] drm/i915/reg: convert DP_TP_CTL/DP_TP_STATUS to REG_BIT() and friends Use the modern style for defining register contents. Expand the status register contents a bit. TODO: There are more VC payload mapping fields, spanning more registers, and have more bits on more recent platforms. v2: - Fix DP_TP_STATUS_STREAMS_ENABLED_MASK mask (Imre) - Drop status VC3 payload mapping for now Cc: Imre Deak Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/1ef15e6bb58ca847f89c9b39cbc9771cb57db408.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/i915_reg.h | 56 +++++++++++++++++---------------- 1 file changed, 29 insertions(+), 27 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 7a35be56b7ef..f48b5c809cec 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3823,25 +3823,26 @@ enum skl_power_gate { #define _TGL_DP_TP_CTL_A 0x60540 #define DP_TP_CTL(port) _MMIO_PORT(port, _DP_TP_CTL_A, _DP_TP_CTL_B) #define TGL_DP_TP_CTL(dev_priv, tran) _MMIO_TRANS2(dev_priv, (tran), _TGL_DP_TP_CTL_A) -#define DP_TP_CTL_ENABLE (1 << 31) -#define DP_TP_CTL_FEC_ENABLE (1 << 30) -#define DP_TP_CTL_MODE_SST (0 << 27) -#define DP_TP_CTL_MODE_MST (1 << 27) -#define DP_TP_CTL_FORCE_ACT (1 << 25) -#define DP_TP_CTL_TRAIN_PAT4_SEL_MASK (3 << 19) -#define DP_TP_CTL_TRAIN_PAT4_SEL_TP4A (0 << 19) -#define DP_TP_CTL_TRAIN_PAT4_SEL_TP4B (1 << 19) -#define DP_TP_CTL_TRAIN_PAT4_SEL_TP4C (2 << 19) -#define DP_TP_CTL_ENHANCED_FRAME_ENABLE (1 << 18) -#define DP_TP_CTL_FDI_AUTOTRAIN (1 << 15) -#define DP_TP_CTL_LINK_TRAIN_MASK (7 << 8) -#define DP_TP_CTL_LINK_TRAIN_PAT1 (0 << 8) -#define DP_TP_CTL_LINK_TRAIN_PAT2 (1 << 8) -#define DP_TP_CTL_LINK_TRAIN_PAT3 (4 << 8) -#define DP_TP_CTL_LINK_TRAIN_PAT4 (5 << 8) -#define DP_TP_CTL_LINK_TRAIN_IDLE (2 << 8) -#define DP_TP_CTL_LINK_TRAIN_NORMAL (3 << 8) -#define DP_TP_CTL_SCRAMBLE_DISABLE (1 << 7) +#define DP_TP_CTL_ENABLE REG_BIT(31) +#define DP_TP_CTL_FEC_ENABLE REG_BIT(30) +#define DP_TP_CTL_MODE_MASK REG_BIT(27) +#define DP_TP_CTL_MODE_SST REG_FIELD_PREP(DP_TP_CTL_MODE_MASK, 0) +#define DP_TP_CTL_MODE_MST REG_FIELD_PREP(DP_TP_CTL_MODE_MASK, 1) +#define DP_TP_CTL_FORCE_ACT REG_BIT(25) +#define DP_TP_CTL_TRAIN_PAT4_SEL_MASK REG_GENMASK(20, 19) +#define DP_TP_CTL_TRAIN_PAT4_SEL_TP4A REG_FIELD_PREP(DP_TP_CTL_TRAIN_PAT4_SEL_MASK, 0) +#define DP_TP_CTL_TRAIN_PAT4_SEL_TP4B REG_FIELD_PREP(DP_TP_CTL_TRAIN_PAT4_SEL_MASK, 1) +#define DP_TP_CTL_TRAIN_PAT4_SEL_TP4C REG_FIELD_PREP(DP_TP_CTL_TRAIN_PAT4_SEL_MASK, 2) +#define DP_TP_CTL_ENHANCED_FRAME_ENABLE REG_BIT(18) +#define DP_TP_CTL_FDI_AUTOTRAIN REG_BIT(15) +#define DP_TP_CTL_LINK_TRAIN_MASK REG_GENMASK(10, 8) +#define DP_TP_CTL_LINK_TRAIN_PAT1 REG_FIELD_PREP(DP_TP_CTL_LINK_TRAIN_MASK, 0) +#define DP_TP_CTL_LINK_TRAIN_PAT2 REG_FIELD_PREP(DP_TP_CTL_LINK_TRAIN_MASK, 1) +#define DP_TP_CTL_LINK_TRAIN_PAT3 REG_FIELD_PREP(DP_TP_CTL_LINK_TRAIN_MASK, 4) +#define DP_TP_CTL_LINK_TRAIN_PAT4 REG_FIELD_PREP(DP_TP_CTL_LINK_TRAIN_MASK, 5) +#define DP_TP_CTL_LINK_TRAIN_IDLE REG_FIELD_PREP(DP_TP_CTL_LINK_TRAIN_MASK, 2) +#define DP_TP_CTL_LINK_TRAIN_NORMAL REG_FIELD_PREP(DP_TP_CTL_LINK_TRAIN_MASK, 3) +#define DP_TP_CTL_SCRAMBLE_DISABLE REG_BIT(7) /* DisplayPort Transport Status */ #define _DP_TP_STATUS_A 0x64044 @@ -3849,14 +3850,15 @@ enum skl_power_gate { #define _TGL_DP_TP_STATUS_A 0x60544 #define DP_TP_STATUS(port) _MMIO_PORT(port, _DP_TP_STATUS_A, _DP_TP_STATUS_B) #define TGL_DP_TP_STATUS(dev_priv, tran) _MMIO_TRANS2(dev_priv, (tran), _TGL_DP_TP_STATUS_A) -#define DP_TP_STATUS_FEC_ENABLE_LIVE (1 << 28) -#define DP_TP_STATUS_IDLE_DONE (1 << 25) -#define DP_TP_STATUS_ACT_SENT (1 << 24) -#define DP_TP_STATUS_MODE_STATUS_MST (1 << 23) -#define DP_TP_STATUS_AUTOTRAIN_DONE (1 << 12) -#define DP_TP_STATUS_PAYLOAD_MAPPING_VC2 (3 << 8) -#define DP_TP_STATUS_PAYLOAD_MAPPING_VC1 (3 << 4) -#define DP_TP_STATUS_PAYLOAD_MAPPING_VC0 (3 << 0) +#define DP_TP_STATUS_FEC_ENABLE_LIVE REG_BIT(28) +#define DP_TP_STATUS_IDLE_DONE REG_BIT(25) +#define DP_TP_STATUS_ACT_SENT REG_BIT(24) +#define DP_TP_STATUS_MODE_STATUS_MST REG_BIT(23) +#define DP_TP_STATUS_STREAMS_ENABLED_MASK REG_GENMASK(18, 16) /* 17:16 on hsw but bit 18 mbz */ +#define DP_TP_STATUS_AUTOTRAIN_DONE REG_BIT(12) +#define DP_TP_STATUS_PAYLOAD_MAPPING_VC2_MASK REG_GENMASK(9, 8) +#define DP_TP_STATUS_PAYLOAD_MAPPING_VC1_MASK REG_GENMASK(5, 4) +#define DP_TP_STATUS_PAYLOAD_MAPPING_VC0_MASK REG_GENMASK(1, 0) /* DDI Buffer Control */ #define _DDI_BUF_CTL_A 0x64000 From c3a126818a3ec533cfc34556de9ceb75ded9cdf9 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:15 +0200 Subject: [PATCH 119/179] drm/i915/dp: refactor clear/wait for act sent Move clear_act_sent() and wait_for_act_sent() to intel_ddi.[ch] and make independent of DP MST. They'll be needed for 128b/132b SST operation. Rename accordingly. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/ef05f5bc222e8ba48d84f75a9ea5dd29667055d2.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 23 +++++++++++++-- drivers/gpu/drm/i915/display/intel_ddi.h | 8 ++++-- drivers/gpu/drm/i915/display/intel_dp_mst.c | 32 ++++----------------- 3 files changed, 33 insertions(+), 30 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index cbd5d3dd7adc..afa86f8302a4 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -2211,8 +2211,8 @@ i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder, return DP_TP_CTL(encoder->port); } -i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder, - const struct intel_crtc_state *crtc_state) +static i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); @@ -2223,6 +2223,25 @@ i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder, return DP_TP_STATUS(encoder->port); } +void intel_ddi_clear_act_sent(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state) +{ + struct intel_display *display = to_intel_display(encoder); + + intel_de_write(display, dp_tp_status_reg(encoder, crtc_state), + DP_TP_STATUS_ACT_SENT); +} + +void intel_ddi_wait_for_act_sent(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state) +{ + struct intel_display *display = to_intel_display(encoder); + + if (intel_de_wait_for_set(display, dp_tp_status_reg(encoder, crtc_state), + DP_TP_STATUS_ACT_SENT, 1)) + drm_err(display->drm, "Timed out waiting for ACT sent\n"); +} + static void intel_dp_sink_set_msa_timing_par_ignore_state(struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state, bool enable) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.h b/drivers/gpu/drm/i915/display/intel_ddi.h index 0d5d820740f6..2faadd1441e2 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.h +++ b/drivers/gpu/drm/i915/display/intel_ddi.h @@ -26,8 +26,12 @@ enum transcoder; i915_reg_t dp_tp_ctl_reg(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); -i915_reg_t dp_tp_status_reg(struct intel_encoder *encoder, - const struct intel_crtc_state *crtc_state); + +void intel_ddi_clear_act_sent(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state); +void intel_ddi_wait_for_act_sent(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state); + void intel_ddi_fdi_post_disable(struct intel_atomic_state *state, struct intel_encoder *intel_encoder, const struct intel_crtc_state *old_crtc_state, diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 9dd8d2d9048b..c59c2c14679c 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -966,28 +966,6 @@ mst_connector_atomic_check(struct drm_connector *connector, intel_connector->port); } -static void clear_act_sent(struct intel_encoder *encoder, - const struct intel_crtc_state *crtc_state) -{ - struct intel_display *display = to_intel_display(encoder); - - intel_de_write(display, dp_tp_status_reg(encoder, crtc_state), - DP_TP_STATUS_ACT_SENT); -} - -static void wait_for_act_sent(struct intel_encoder *encoder, - const struct intel_crtc_state *crtc_state) -{ - struct intel_display *display = to_intel_display(encoder); - struct intel_dp *intel_dp = to_primary_dp(encoder); - - if (intel_de_wait_for_set(display, dp_tp_status_reg(encoder, crtc_state), - DP_TP_STATUS_ACT_SENT, 1)) - drm_err(display->drm, "Timed out waiting for ACT sent\n"); - - drm_dp_check_act_status(&intel_dp->mst_mgr); -} - static void mst_stream_disable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, @@ -1049,13 +1027,14 @@ static void mst_stream_post_disable(struct intel_atomic_state *state, drm_dp_remove_payload_part1(&intel_dp->mst_mgr, new_mst_state, new_payload); - clear_act_sent(encoder, old_crtc_state); + intel_ddi_clear_act_sent(encoder, old_crtc_state); intel_de_rmw(display, TRANS_DDI_FUNC_CTL(display, old_crtc_state->cpu_transcoder), TRANS_DDI_DP_VC_PAYLOAD_ALLOC, 0); - wait_for_act_sent(encoder, old_crtc_state); + intel_ddi_wait_for_act_sent(encoder, old_crtc_state); + drm_dp_check_act_status(&intel_dp->mst_mgr); drm_dp_remove_payload_part2(&intel_dp->mst_mgr, new_mst_state, old_payload, new_payload); @@ -1299,7 +1278,7 @@ static void mst_stream_enable(struct intel_atomic_state *state, intel_ddi_enable_transcoder_func(encoder, pipe_config); - clear_act_sent(encoder, pipe_config); + intel_ddi_clear_act_sent(encoder, pipe_config); intel_de_rmw(display, TRANS_DDI_FUNC_CTL(display, trans), 0, TRANS_DDI_DP_VC_PAYLOAD_ALLOC); @@ -1307,7 +1286,8 @@ static void mst_stream_enable(struct intel_atomic_state *state, drm_dbg_kms(display->drm, "active links %d\n", intel_dp->active_mst_links); - wait_for_act_sent(encoder, pipe_config); + intel_ddi_wait_for_act_sent(encoder, pipe_config); + drm_dp_check_act_status(&intel_dp->mst_mgr); if (first_mst_stream) intel_ddi_wait_for_fec_status(encoder, pipe_config, true); From f64a06540cfc80dcb8671bfa2d07d9e20270ccd6 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:16 +0200 Subject: [PATCH 120/179] drm/i915/ddi: rename temp to ddi_func_ctl in intel_ddi_read_func_ctl() The temp name is a bit vague for something used so much in the function. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/29d21b8f829e8139cc8ad857a86d3fc967f2ac07.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 25 ++++++++++++------------ 1 file changed, 12 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index afa86f8302a4..f8edb604d462 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3916,22 +3916,21 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); enum transcoder cpu_transcoder = pipe_config->cpu_transcoder; struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - u32 temp, flags = 0; + u32 ddi_func_ctl, flags = 0; - temp = intel_de_read(dev_priv, - TRANS_DDI_FUNC_CTL(dev_priv, cpu_transcoder)); - if (temp & TRANS_DDI_PHSYNC) + ddi_func_ctl = intel_de_read(dev_priv, TRANS_DDI_FUNC_CTL(dev_priv, cpu_transcoder)); + if (ddi_func_ctl & TRANS_DDI_PHSYNC) flags |= DRM_MODE_FLAG_PHSYNC; else flags |= DRM_MODE_FLAG_NHSYNC; - if (temp & TRANS_DDI_PVSYNC) + if (ddi_func_ctl & TRANS_DDI_PVSYNC) flags |= DRM_MODE_FLAG_PVSYNC; else flags |= DRM_MODE_FLAG_NVSYNC; pipe_config->hw.adjusted_mode.flags |= flags; - switch (temp & TRANS_DDI_BPC_MASK) { + switch (ddi_func_ctl & TRANS_DDI_BPC_MASK) { case TRANS_DDI_BPC_6: pipe_config->pipe_bpp = 18; break; @@ -3948,7 +3947,7 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, break; } - switch (temp & TRANS_DDI_MODE_SELECT_MASK) { + switch (ddi_func_ctl & TRANS_DDI_MODE_SELECT_MASK) { case TRANS_DDI_MODE_SELECT_HDMI: pipe_config->has_hdmi_sink = true; @@ -3958,16 +3957,16 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, if (pipe_config->infoframes.enable) pipe_config->has_infoframe = true; - if (temp & TRANS_DDI_HDMI_SCRAMBLING) + if (ddi_func_ctl & TRANS_DDI_HDMI_SCRAMBLING) pipe_config->hdmi_scrambling = true; - if (temp & TRANS_DDI_HIGH_TMDS_CHAR_RATE) + if (ddi_func_ctl & TRANS_DDI_HIGH_TMDS_CHAR_RATE) pipe_config->hdmi_high_tmds_clock_ratio = true; fallthrough; case TRANS_DDI_MODE_SELECT_DVI: pipe_config->output_types |= BIT(INTEL_OUTPUT_HDMI); if (DISPLAY_VER(dev_priv) >= 14) pipe_config->lane_count = - ((temp & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; + ((ddi_func_ctl & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; else pipe_config->lane_count = 4; break; @@ -3977,7 +3976,7 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, else pipe_config->output_types |= BIT(INTEL_OUTPUT_DP); pipe_config->lane_count = - ((temp & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; + ((ddi_func_ctl & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; intel_cpu_transcoder_get_m1_n1(crtc, cpu_transcoder, &pipe_config->dp_m_n); @@ -4013,11 +4012,11 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, case TRANS_DDI_MODE_SELECT_DP_MST: pipe_config->output_types |= BIT(INTEL_OUTPUT_DP_MST); pipe_config->lane_count = - ((temp & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; + ((ddi_func_ctl & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; if (DISPLAY_VER(dev_priv) >= 12) pipe_config->mst_master_transcoder = - REG_FIELD_GET(TRANS_DDI_MST_TRANSPORT_SELECT_MASK, temp); + REG_FIELD_GET(TRANS_DDI_MST_TRANSPORT_SELECT_MASK, ddi_func_ctl); intel_cpu_transcoder_get_m1_n1(crtc, cpu_transcoder, &pipe_config->dp_m_n); From 1013ed6a62d320bcc078ab36d400baf86e343a91 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:17 +0200 Subject: [PATCH 121/179] drm/i915/ddi: split up intel_ddi_read_func_ctl() by output type The function has become quite long, and the switch-case statement quite complex with the fallthrougs. Simplify by splitting to individual functions and an if-ladder. This highlights how TRANS_DDI_MODE_SELECT_FDI_OR_128B132B works on different platforms. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/2621df6e6b0b7ac75159cfb112755c35b30ce906.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 208 +++++++++++++---------- 1 file changed, 122 insertions(+), 86 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index f8edb604d462..607c983f07ef 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3908,15 +3908,122 @@ static void bdw_get_trans_port_sync_config(struct intel_crtc_state *crtc_state) crtc_state->sync_mode_slaves_mask); } +static void intel_ddi_read_func_ctl_dvi(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + u32 ddi_func_ctl) +{ + struct intel_display *display = to_intel_display(encoder); + + crtc_state->output_types |= BIT(INTEL_OUTPUT_HDMI); + if (DISPLAY_VER(display) >= 14) + crtc_state->lane_count = + ((ddi_func_ctl & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; + else + crtc_state->lane_count = 4; +} + +static void intel_ddi_read_func_ctl_hdmi(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + u32 ddi_func_ctl) +{ + crtc_state->has_hdmi_sink = true; + + crtc_state->infoframes.enable |= + intel_hdmi_infoframes_enabled(encoder, crtc_state); + + if (crtc_state->infoframes.enable) + crtc_state->has_infoframe = true; + + if (ddi_func_ctl & TRANS_DDI_HDMI_SCRAMBLING) + crtc_state->hdmi_scrambling = true; + if (ddi_func_ctl & TRANS_DDI_HIGH_TMDS_CHAR_RATE) + crtc_state->hdmi_high_tmds_clock_ratio = true; + + intel_ddi_read_func_ctl_dvi(encoder, crtc_state, ddi_func_ctl); +} + +static void intel_ddi_read_func_ctl_fdi(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + u32 ddi_func_ctl) +{ + struct intel_display *display = to_intel_display(encoder); + + crtc_state->output_types |= BIT(INTEL_OUTPUT_ANALOG); + crtc_state->enhanced_framing = + intel_de_read(display, dp_tp_ctl_reg(encoder, crtc_state)) & + DP_TP_CTL_ENHANCED_FRAME_ENABLE; +} + +static void intel_ddi_read_func_ctl_dp_sst(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + u32 ddi_func_ctl) +{ + struct intel_display *display = to_intel_display(encoder); + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct intel_digital_port *dig_port = enc_to_dig_port(encoder); + enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; + + if (encoder->type == INTEL_OUTPUT_EDP) + crtc_state->output_types |= BIT(INTEL_OUTPUT_EDP); + else + crtc_state->output_types |= BIT(INTEL_OUTPUT_DP); + crtc_state->lane_count = + ((ddi_func_ctl & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; + + intel_cpu_transcoder_get_m1_n1(crtc, cpu_transcoder, &crtc_state->dp_m_n); + intel_cpu_transcoder_get_m2_n2(crtc, cpu_transcoder, &crtc_state->dp_m2_n2); + + crtc_state->enhanced_framing = + intel_de_read(display, dp_tp_ctl_reg(encoder, crtc_state)) & + DP_TP_CTL_ENHANCED_FRAME_ENABLE; + + if (DISPLAY_VER(display) >= 11) + crtc_state->fec_enable = + intel_de_read(display, + dp_tp_ctl_reg(encoder, crtc_state)) & DP_TP_CTL_FEC_ENABLE; + + if (dig_port->lspcon.active && intel_dp_has_hdmi_sink(&dig_port->dp)) + crtc_state->infoframes.enable |= + intel_lspcon_infoframes_enabled(encoder, crtc_state); + else + crtc_state->infoframes.enable |= + intel_hdmi_infoframes_enabled(encoder, crtc_state); +} + +static void intel_ddi_read_func_ctl_dp_mst(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + u32 ddi_func_ctl) +{ + struct intel_display *display = to_intel_display(encoder); + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; + + crtc_state->output_types |= BIT(INTEL_OUTPUT_DP_MST); + crtc_state->lane_count = + ((ddi_func_ctl & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; + + if (DISPLAY_VER(display) >= 12) + crtc_state->mst_master_transcoder = + REG_FIELD_GET(TRANS_DDI_MST_TRANSPORT_SELECT_MASK, ddi_func_ctl); + + intel_cpu_transcoder_get_m1_n1(crtc, cpu_transcoder, &crtc_state->dp_m_n); + + if (DISPLAY_VER(display) >= 11) + crtc_state->fec_enable = + intel_de_read(display, + dp_tp_ctl_reg(encoder, crtc_state)) & DP_TP_CTL_FEC_ENABLE; + + crtc_state->infoframes.enable |= + intel_hdmi_infoframes_enabled(encoder, crtc_state); +} + static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); enum transcoder cpu_transcoder = pipe_config->cpu_transcoder; - struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - u32 ddi_func_ctl, flags = 0; + u32 ddi_func_ctl, ddi_mode, flags = 0; ddi_func_ctl = intel_de_read(dev_priv, TRANS_DDI_FUNC_CTL(dev_priv, cpu_transcoder)); if (ddi_func_ctl & TRANS_DDI_PHSYNC) @@ -3947,90 +4054,19 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, break; } - switch (ddi_func_ctl & TRANS_DDI_MODE_SELECT_MASK) { - case TRANS_DDI_MODE_SELECT_HDMI: - pipe_config->has_hdmi_sink = true; + ddi_mode = ddi_func_ctl & TRANS_DDI_MODE_SELECT_MASK; - pipe_config->infoframes.enable |= - intel_hdmi_infoframes_enabled(encoder, pipe_config); - - if (pipe_config->infoframes.enable) - pipe_config->has_infoframe = true; - - if (ddi_func_ctl & TRANS_DDI_HDMI_SCRAMBLING) - pipe_config->hdmi_scrambling = true; - if (ddi_func_ctl & TRANS_DDI_HIGH_TMDS_CHAR_RATE) - pipe_config->hdmi_high_tmds_clock_ratio = true; - fallthrough; - case TRANS_DDI_MODE_SELECT_DVI: - pipe_config->output_types |= BIT(INTEL_OUTPUT_HDMI); - if (DISPLAY_VER(dev_priv) >= 14) - pipe_config->lane_count = - ((ddi_func_ctl & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; - else - pipe_config->lane_count = 4; - break; - case TRANS_DDI_MODE_SELECT_DP_SST: - if (encoder->type == INTEL_OUTPUT_EDP) - pipe_config->output_types |= BIT(INTEL_OUTPUT_EDP); - else - pipe_config->output_types |= BIT(INTEL_OUTPUT_DP); - pipe_config->lane_count = - ((ddi_func_ctl & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; - - intel_cpu_transcoder_get_m1_n1(crtc, cpu_transcoder, - &pipe_config->dp_m_n); - intel_cpu_transcoder_get_m2_n2(crtc, cpu_transcoder, - &pipe_config->dp_m2_n2); - - pipe_config->enhanced_framing = - intel_de_read(dev_priv, dp_tp_ctl_reg(encoder, pipe_config)) & - DP_TP_CTL_ENHANCED_FRAME_ENABLE; - - if (DISPLAY_VER(dev_priv) >= 11) - pipe_config->fec_enable = - intel_de_read(dev_priv, - dp_tp_ctl_reg(encoder, pipe_config)) & DP_TP_CTL_FEC_ENABLE; - - if (dig_port->lspcon.active && intel_dp_has_hdmi_sink(&dig_port->dp)) - pipe_config->infoframes.enable |= - intel_lspcon_infoframes_enabled(encoder, pipe_config); - else - pipe_config->infoframes.enable |= - intel_hdmi_infoframes_enabled(encoder, pipe_config); - break; - case TRANS_DDI_MODE_SELECT_FDI_OR_128B132B: - if (!HAS_DP20(display)) { - /* FDI */ - pipe_config->output_types |= BIT(INTEL_OUTPUT_ANALOG); - pipe_config->enhanced_framing = - intel_de_read(dev_priv, dp_tp_ctl_reg(encoder, pipe_config)) & - DP_TP_CTL_ENHANCED_FRAME_ENABLE; - break; - } - fallthrough; /* 128b/132b */ - case TRANS_DDI_MODE_SELECT_DP_MST: - pipe_config->output_types |= BIT(INTEL_OUTPUT_DP_MST); - pipe_config->lane_count = - ((ddi_func_ctl & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; - - if (DISPLAY_VER(dev_priv) >= 12) - pipe_config->mst_master_transcoder = - REG_FIELD_GET(TRANS_DDI_MST_TRANSPORT_SELECT_MASK, ddi_func_ctl); - - intel_cpu_transcoder_get_m1_n1(crtc, cpu_transcoder, - &pipe_config->dp_m_n); - - if (DISPLAY_VER(dev_priv) >= 11) - pipe_config->fec_enable = - intel_de_read(dev_priv, - dp_tp_ctl_reg(encoder, pipe_config)) & DP_TP_CTL_FEC_ENABLE; - - pipe_config->infoframes.enable |= - intel_hdmi_infoframes_enabled(encoder, pipe_config); - break; - default: - break; + if (ddi_mode == TRANS_DDI_MODE_SELECT_HDMI) { + intel_ddi_read_func_ctl_hdmi(encoder, pipe_config, ddi_func_ctl); + } else if (ddi_mode == TRANS_DDI_MODE_SELECT_DVI) { + intel_ddi_read_func_ctl_dvi(encoder, pipe_config, ddi_func_ctl); + } else if (ddi_mode == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B && !HAS_DP20(display)) { + intel_ddi_read_func_ctl_fdi(encoder, pipe_config, ddi_func_ctl); + } else if (ddi_mode == TRANS_DDI_MODE_SELECT_DP_SST) { + intel_ddi_read_func_ctl_dp_sst(encoder, pipe_config, ddi_func_ctl); + } else if (ddi_mode == TRANS_DDI_MODE_SELECT_DP_MST || + (ddi_mode == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B && HAS_DP20(display))) { + intel_ddi_read_func_ctl_dp_mst(encoder, pipe_config, ddi_func_ctl); } } From 68148b8ee1f213204528a603729e648f4de3be8c Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:18 +0200 Subject: [PATCH 122/179] drm/i915/ddi: refactor intel_ddi_connector_get_hw_state() Refactor the switch-case into an if-ladder similar to intel_ddi_read_func_ctl() for clarity. This highlights how TRANS_DDI_MODE_SELECT_FDI_OR_128B132B works on different platforms. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/191f0210d720f3113a092e1ef0c7996a7dee85a0.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 44 +++++++++--------------- 1 file changed, 16 insertions(+), 28 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 607c983f07ef..33628cbc0f72 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -723,7 +723,7 @@ bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector) enum transcoder cpu_transcoder; intel_wakeref_t wakeref; enum pipe pipe = 0; - u32 tmp; + u32 ddi_mode; bool ret; wakeref = intel_display_power_get_if_enabled(dev_priv, @@ -741,38 +741,26 @@ bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector) else cpu_transcoder = (enum transcoder) pipe; - tmp = intel_de_read(dev_priv, - TRANS_DDI_FUNC_CTL(dev_priv, cpu_transcoder)); + ddi_mode = intel_de_read(dev_priv, TRANS_DDI_FUNC_CTL(dev_priv, cpu_transcoder)) & + TRANS_DDI_MODE_SELECT_MASK; - switch (tmp & TRANS_DDI_MODE_SELECT_MASK) { - case TRANS_DDI_MODE_SELECT_HDMI: - case TRANS_DDI_MODE_SELECT_DVI: + if (ddi_mode == TRANS_DDI_MODE_SELECT_HDMI || + ddi_mode == TRANS_DDI_MODE_SELECT_DVI) { ret = type == DRM_MODE_CONNECTOR_HDMIA; - break; - - case TRANS_DDI_MODE_SELECT_DP_SST: + } else if (ddi_mode == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B && !HAS_DP20(display)) { + ret = type == DRM_MODE_CONNECTOR_VGA; + } else if (ddi_mode == TRANS_DDI_MODE_SELECT_DP_SST) { ret = type == DRM_MODE_CONNECTOR_eDP || - type == DRM_MODE_CONNECTOR_DisplayPort; - break; - - case TRANS_DDI_MODE_SELECT_DP_MST: - /* if the transcoder is in MST state then - * connector isn't connected */ + type == DRM_MODE_CONNECTOR_DisplayPort; + } else if (ddi_mode == TRANS_DDI_MODE_SELECT_DP_MST || + (ddi_mode == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B && HAS_DP20(display))) { + /* + * If the transcoder is in MST state then connector isn't + * connected. + */ ret = false; - break; - - case TRANS_DDI_MODE_SELECT_FDI_OR_128B132B: - if (HAS_DP20(display)) - /* 128b/132b */ - ret = false; - else - /* FDI */ - ret = type == DRM_MODE_CONNECTOR_VGA; - break; - - default: + } else { ret = false; - break; } out: From e713b26e5edd2b2500a33e9176106849622afd7a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 14:43:19 +0200 Subject: [PATCH 123/179] drm/i915/ddi: simplify intel_ddi_get_encoder_pipes() slightly Use a temporary variable for DDI mode to simplify the conditions. This is in line with the other places that read DDI mode. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/84892d31807bd8118474dd873e73c4d459f61448.1732106557.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 33628cbc0f72..e25b712bf03b 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -818,7 +818,7 @@ static void intel_ddi_get_encoder_pipes(struct intel_encoder *encoder, mst_pipe_mask = 0; for_each_pipe(dev_priv, p) { enum transcoder cpu_transcoder = (enum transcoder)p; - unsigned int port_mask, ddi_select; + u32 port_mask, ddi_select, ddi_mode; intel_wakeref_t trans_wakeref; trans_wakeref = intel_display_power_get_if_enabled(dev_priv, @@ -842,9 +842,10 @@ static void intel_ddi_get_encoder_pipes(struct intel_encoder *encoder, if ((tmp & port_mask) != ddi_select) continue; - if ((tmp & TRANS_DDI_MODE_SELECT_MASK) == TRANS_DDI_MODE_SELECT_DP_MST || - (HAS_DP20(display) && - (tmp & TRANS_DDI_MODE_SELECT_MASK) == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B)) + ddi_mode = tmp & TRANS_DDI_MODE_SELECT_MASK; + + if (ddi_mode == TRANS_DDI_MODE_SELECT_DP_MST || + (ddi_mode == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B && HAS_DP20(display))) mst_pipe_mask |= BIT(p); *pipe_mask |= BIT(p); From 40c9ad5f2da31d0fb4723fe90a07c9b94df4d886 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 13:30:29 +0200 Subject: [PATCH 124/179] drm/i915/overlay: convert to struct intel_display struct intel_display replaces struct drm_i915_private as the main display device pointer. Convert overlay to it, as much as possible. Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/3680586c05e82fd01d173cfb4f8df015d6db663c.1732102179.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../drm/i915/display/intel_display_driver.c | 4 +- drivers/gpu/drm/i915/display/intel_overlay.c | 179 +++++++++--------- drivers/gpu/drm/i915/display/intel_overlay.h | 14 +- drivers/gpu/drm/i915/gt/intel_reset.c | 3 +- 4 files changed, 102 insertions(+), 98 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index 11a69c71c766..e1c8f3bde964 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -518,7 +518,7 @@ int intel_display_driver_probe(struct drm_i915_private *i915) if (ret) drm_dbg_kms(&i915->drm, "Initial modeset failed, %d\n", ret); - intel_overlay_setup(i915); + intel_overlay_setup(display); /* Only enable hotplug handling once the fbdev is fully set up. */ intel_hpd_init(i915); @@ -607,7 +607,7 @@ void intel_display_driver_remove_noirq(struct drm_i915_private *i915) intel_dp_tunnel_mgr_cleanup(display); - intel_overlay_cleanup(i915); + intel_overlay_cleanup(display); intel_gmbus_teardown(display); diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c index 2ec14096ba9c..57eaf81651c4 100644 --- a/drivers/gpu/drm/i915/display/intel_overlay.c +++ b/drivers/gpu/drm/i915/display/intel_overlay.c @@ -183,7 +183,7 @@ struct overlay_registers { }; struct intel_overlay { - struct drm_i915_private *i915; + struct intel_display *display; struct intel_context *context; struct intel_crtc *crtc; struct i915_vma *vma; @@ -205,17 +205,17 @@ struct intel_overlay { void (*flip_complete)(struct intel_overlay *ovl); }; -static void i830_overlay_clock_gating(struct drm_i915_private *dev_priv, +static void i830_overlay_clock_gating(struct intel_display *display, bool enable) { - struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev); + struct pci_dev *pdev = to_pci_dev(display->drm->dev); u8 val; /* WA_OVERLAY_CLKGATE:alm */ if (enable) - intel_de_write(dev_priv, DSPCLK_GATE_D(dev_priv), 0); + intel_de_write(display, DSPCLK_GATE_D(display), 0); else - intel_de_write(dev_priv, DSPCLK_GATE_D(dev_priv), + intel_de_write(display, DSPCLK_GATE_D(display), OVRUNIT_CLOCK_GATE_DISABLE); /* WA_DISABLE_L2CACHE_CLOCK_GATING:alm */ @@ -253,11 +253,11 @@ alloc_request(struct intel_overlay *overlay, void (*fn)(struct intel_overlay *)) /* overlay needs to be disable in OCMD reg */ static int intel_overlay_on(struct intel_overlay *overlay) { - struct drm_i915_private *dev_priv = overlay->i915; + struct intel_display *display = overlay->display; struct i915_request *rq; u32 *cs; - drm_WARN_ON(&dev_priv->drm, overlay->active); + drm_WARN_ON(display->drm, overlay->active); rq = alloc_request(overlay, NULL); if (IS_ERR(rq)) @@ -271,8 +271,8 @@ static int intel_overlay_on(struct intel_overlay *overlay) overlay->active = true; - if (IS_I830(dev_priv)) - i830_overlay_clock_gating(dev_priv, false); + if (display->platform.i830) + i830_overlay_clock_gating(display, false); *cs++ = MI_OVERLAY_FLIP | MI_OVERLAY_ON; *cs++ = overlay->flip_addr | OFC_UPDATE; @@ -288,10 +288,12 @@ static int intel_overlay_on(struct intel_overlay *overlay) static void intel_overlay_flip_prepare(struct intel_overlay *overlay, struct i915_vma *vma) { + struct intel_display *display = overlay->display; + struct drm_i915_private *i915 = to_i915(display->drm); enum pipe pipe = overlay->crtc->pipe; struct intel_frontbuffer *frontbuffer = NULL; - drm_WARN_ON(&overlay->i915->drm, overlay->old_vma); + drm_WARN_ON(display->drm, overlay->old_vma); if (vma) frontbuffer = intel_frontbuffer_get(intel_bo_to_drm_bo(vma->obj)); @@ -303,8 +305,7 @@ static void intel_overlay_flip_prepare(struct intel_overlay *overlay, intel_frontbuffer_put(overlay->frontbuffer); overlay->frontbuffer = frontbuffer; - intel_frontbuffer_flip_prepare(overlay->i915, - INTEL_FRONTBUFFER_OVERLAY(pipe)); + intel_frontbuffer_flip_prepare(i915, INTEL_FRONTBUFFER_OVERLAY(pipe)); overlay->old_vma = overlay->vma; if (vma) @@ -318,20 +319,20 @@ static int intel_overlay_continue(struct intel_overlay *overlay, struct i915_vma *vma, bool load_polyphase_filter) { - struct drm_i915_private *dev_priv = overlay->i915; + struct intel_display *display = overlay->display; struct i915_request *rq; u32 flip_addr = overlay->flip_addr; u32 tmp, *cs; - drm_WARN_ON(&dev_priv->drm, !overlay->active); + drm_WARN_ON(display->drm, !overlay->active); if (load_polyphase_filter) flip_addr |= OFC_UPDATE; /* check for underruns */ - tmp = intel_de_read(dev_priv, DOVSTA); + tmp = intel_de_read(display, DOVSTA); if (tmp & (1 << 17)) - drm_dbg(&dev_priv->drm, "overlay underrun, DOVSTA: %x\n", tmp); + drm_dbg(display->drm, "overlay underrun, DOVSTA: %x\n", tmp); rq = alloc_request(overlay, NULL); if (IS_ERR(rq)) @@ -355,14 +356,15 @@ static int intel_overlay_continue(struct intel_overlay *overlay, static void intel_overlay_release_old_vma(struct intel_overlay *overlay) { + struct intel_display *display = overlay->display; + struct drm_i915_private *i915 = to_i915(display->drm); struct i915_vma *vma; vma = fetch_and_zero(&overlay->old_vma); - if (drm_WARN_ON(&overlay->i915->drm, !vma)) + if (drm_WARN_ON(display->drm, !vma)) return; - intel_frontbuffer_flip_complete(overlay->i915, - INTEL_FRONTBUFFER_OVERLAY(overlay->crtc->pipe)); + intel_frontbuffer_flip_complete(i915, INTEL_FRONTBUFFER_OVERLAY(overlay->crtc->pipe)); i915_vma_unpin(vma); i915_vma_put(vma); @@ -376,7 +378,7 @@ intel_overlay_release_old_vid_tail(struct intel_overlay *overlay) static void intel_overlay_off_tail(struct intel_overlay *overlay) { - struct drm_i915_private *dev_priv = overlay->i915; + struct intel_display *display = overlay->display; intel_overlay_release_old_vma(overlay); @@ -384,8 +386,8 @@ static void intel_overlay_off_tail(struct intel_overlay *overlay) overlay->crtc = NULL; overlay->active = false; - if (IS_I830(dev_priv)) - i830_overlay_clock_gating(dev_priv, true); + if (display->platform.i830) + i830_overlay_clock_gating(display, true); } static void intel_overlay_last_flip_retire(struct i915_active *active) @@ -400,10 +402,11 @@ static void intel_overlay_last_flip_retire(struct i915_active *active) /* overlay needs to be disabled in OCMD reg */ static int intel_overlay_off(struct intel_overlay *overlay) { + struct intel_display *display = overlay->display; struct i915_request *rq; u32 *cs, flip_addr = overlay->flip_addr; - drm_WARN_ON(&overlay->i915->drm, !overlay->active); + drm_WARN_ON(display->drm, !overlay->active); /* According to intel docs the overlay hw may hang (when switching * off) without loading the filter coeffs. It is however unclear whether @@ -452,7 +455,7 @@ static int intel_overlay_recover_from_interrupt(struct intel_overlay *overlay) */ static int intel_overlay_release_old_vid(struct intel_overlay *overlay) { - struct drm_i915_private *dev_priv = overlay->i915; + struct intel_display *display = overlay->display; struct i915_request *rq; u32 *cs; @@ -463,7 +466,7 @@ static int intel_overlay_release_old_vid(struct intel_overlay *overlay) if (!overlay->old_vma) return 0; - if (!(intel_de_read(dev_priv, GEN2_ISR) & I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT)) { + if (!(intel_de_read(display, GEN2_ISR) & I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT)) { intel_overlay_release_old_vid_tail(overlay); return 0; } @@ -487,9 +490,9 @@ static int intel_overlay_release_old_vid(struct intel_overlay *overlay) return i915_active_wait(&overlay->last_flip); } -void intel_overlay_reset(struct drm_i915_private *dev_priv) +void intel_overlay_reset(struct intel_display *display) { - struct intel_overlay *overlay = dev_priv->display.overlay; + struct intel_overlay *overlay = display->overlay; if (!overlay) return; @@ -550,11 +553,11 @@ static int uv_vsubsampling(u32 format) } } -static u32 calc_swidthsw(struct drm_i915_private *dev_priv, u32 offset, u32 width) +static u32 calc_swidthsw(struct intel_display *display, u32 offset, u32 width) { u32 sw; - if (DISPLAY_VER(dev_priv) == 2) + if (DISPLAY_VER(display) == 2) sw = ALIGN((offset & 31) + width, 32); else sw = ALIGN((offset & 63) + width, 64); @@ -789,16 +792,17 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay, struct drm_i915_gem_object *new_bo, struct drm_intel_overlay_put_image *params) { + struct intel_display *display = overlay->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); struct overlay_registers __iomem *regs = overlay->regs; - struct drm_i915_private *dev_priv = overlay->i915; u32 swidth, swidthsw, sheight, ostride; enum pipe pipe = overlay->crtc->pipe; bool scale_changed = false; struct i915_vma *vma; int ret, tmp_width; - drm_WARN_ON(&dev_priv->drm, - !drm_modeset_is_locked(&dev_priv->drm.mode_config.connection_mutex)); + drm_WARN_ON(display->drm, + !drm_modeset_is_locked(&display->drm->mode_config.connection_mutex)); ret = intel_overlay_release_old_vid(overlay); if (ret != 0) @@ -824,7 +828,7 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay, oconfig |= OCONF_CC_OUT_8BIT; if (crtc_state->gamma_enable) oconfig |= OCONF_GAMMA2_ENABLE; - if (DISPLAY_VER(dev_priv) == 4) + if (DISPLAY_VER(display) == 4) oconfig |= OCONF_CSC_MODE_BT709; oconfig |= pipe == 0 ? OCONF_PIPE_A : OCONF_PIPE_B; @@ -845,7 +849,7 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay, tmp_width = params->src_width; swidth = params->src_width; - swidthsw = calc_swidthsw(dev_priv, params->offset_Y, tmp_width); + swidthsw = calc_swidthsw(display, params->offset_Y, tmp_width); sheight = params->src_height; iowrite32(i915_ggtt_offset(vma) + params->offset_Y, ®s->OBUF_0Y); ostride = params->stride_Y; @@ -858,9 +862,9 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay, swidth |= (params->src_width / uv_hscale) << 16; sheight |= (params->src_height / uv_vscale) << 16; - tmp_U = calc_swidthsw(dev_priv, params->offset_U, + tmp_U = calc_swidthsw(display, params->offset_U, params->src_width / uv_hscale); - tmp_V = calc_swidthsw(dev_priv, params->offset_V, + tmp_V = calc_swidthsw(display, params->offset_V, params->src_width / uv_hscale); swidthsw |= max(tmp_U, tmp_V) << 16; @@ -899,11 +903,11 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay, int intel_overlay_switch_off(struct intel_overlay *overlay) { - struct drm_i915_private *dev_priv = overlay->i915; + struct intel_display *display = overlay->display; int ret; - drm_WARN_ON(&dev_priv->drm, - !drm_modeset_is_locked(&dev_priv->drm.mode_config.connection_mutex)); + drm_WARN_ON(display->drm, + !drm_modeset_is_locked(&display->drm->mode_config.connection_mutex)); ret = intel_overlay_recover_from_interrupt(overlay); if (ret != 0) @@ -936,26 +940,24 @@ static int check_overlay_possible_on_crtc(struct intel_overlay *overlay, static void update_pfit_vscale_ratio(struct intel_overlay *overlay) { - struct drm_i915_private *dev_priv = overlay->i915; + struct intel_display *display = overlay->display; u32 ratio; /* XXX: This is not the same logic as in the xorg driver, but more in * line with the intel documentation for the i965 */ - if (DISPLAY_VER(dev_priv) >= 4) { - u32 tmp = intel_de_read(dev_priv, PFIT_PGM_RATIOS(dev_priv)); + if (DISPLAY_VER(display) >= 4) { + u32 tmp = intel_de_read(display, PFIT_PGM_RATIOS(display)); /* on i965 use the PGM reg to read out the autoscaler values */ ratio = REG_FIELD_GET(PFIT_VERT_SCALE_MASK_965, tmp); } else { u32 tmp; - if (intel_de_read(dev_priv, PFIT_CONTROL(dev_priv)) & PFIT_VERT_AUTO_SCALE) - tmp = intel_de_read(dev_priv, - PFIT_AUTO_RATIOS(dev_priv)); + if (intel_de_read(display, PFIT_CONTROL(display)) & PFIT_VERT_AUTO_SCALE) + tmp = intel_de_read(display, PFIT_AUTO_RATIOS(display)); else - tmp = intel_de_read(dev_priv, - PFIT_PGM_RATIOS(dev_priv)); + tmp = intel_de_read(display, PFIT_PGM_RATIOS(display)); ratio = REG_FIELD_GET(PFIT_VERT_SCALE_MASK, tmp); } @@ -1000,7 +1002,7 @@ static int check_overlay_scaling(struct drm_intel_overlay_put_image *rec) return 0; } -static int check_overlay_src(struct drm_i915_private *dev_priv, +static int check_overlay_src(struct intel_display *display, struct drm_intel_overlay_put_image *rec, struct drm_i915_gem_object *new_bo) { @@ -1011,7 +1013,7 @@ static int check_overlay_src(struct drm_i915_private *dev_priv, u32 tmp; /* check src dimensions */ - if (IS_I845G(dev_priv) || IS_I830(dev_priv)) { + if (display->platform.i845g || display->platform.i830) { if (rec->src_height > IMAGE_MAX_HEIGHT_LEGACY || rec->src_width > IMAGE_MAX_WIDTH_LEGACY) return -EINVAL; @@ -1063,14 +1065,14 @@ static int check_overlay_src(struct drm_i915_private *dev_priv, return -EINVAL; /* stride checking */ - if (IS_I830(dev_priv) || IS_I845G(dev_priv)) + if (display->platform.i830 || display->platform.i845g) stride_mask = 255; else stride_mask = 63; if (rec->stride_Y & stride_mask || rec->stride_UV & stride_mask) return -EINVAL; - if (DISPLAY_VER(dev_priv) == 4 && rec->stride_Y < 512) + if (DISPLAY_VER(display) == 4 && rec->stride_Y < 512) return -EINVAL; tmp = (rec->flags & I915_OVERLAY_TYPE_MASK) == I915_OVERLAY_YUV_PLANAR ? @@ -1114,17 +1116,17 @@ static int check_overlay_src(struct drm_i915_private *dev_priv, int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { + struct intel_display *display = to_intel_display(dev); struct drm_intel_overlay_put_image *params = data; - struct drm_i915_private *dev_priv = to_i915(dev); struct intel_overlay *overlay; struct drm_crtc *drmmode_crtc; struct intel_crtc *crtc; struct drm_i915_gem_object *new_bo; int ret; - overlay = dev_priv->display.overlay; + overlay = display->overlay; if (!overlay) { - drm_dbg(&dev_priv->drm, "userspace bug: no overlay\n"); + drm_dbg(display->drm, "userspace bug: no overlay\n"); return -ENODEV; } @@ -1148,7 +1150,7 @@ int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, drm_modeset_lock_all(dev); if (i915_gem_object_is_tiled(new_bo)) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "buffer used for overlay image can not be tiled\n"); ret = -EINVAL; goto out_unlock; @@ -1197,7 +1199,7 @@ int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, goto out_unlock; } - ret = check_overlay_src(dev_priv, params, new_bo); + ret = check_overlay_src(display, params, new_bo); if (ret != 0) goto out_unlock; @@ -1277,14 +1279,14 @@ static int check_gamma(struct drm_intel_overlay_attrs *attrs) int intel_overlay_attrs_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { + struct intel_display *display = to_intel_display(dev); struct drm_intel_overlay_attrs *attrs = data; - struct drm_i915_private *dev_priv = to_i915(dev); struct intel_overlay *overlay; int ret; - overlay = dev_priv->display.overlay; + overlay = display->overlay; if (!overlay) { - drm_dbg(&dev_priv->drm, "userspace bug: no overlay\n"); + drm_dbg(display->drm, "userspace bug: no overlay\n"); return -ENODEV; } @@ -1297,13 +1299,13 @@ int intel_overlay_attrs_ioctl(struct drm_device *dev, void *data, attrs->contrast = overlay->contrast; attrs->saturation = overlay->saturation; - if (DISPLAY_VER(dev_priv) != 2) { - attrs->gamma0 = intel_de_read(dev_priv, OGAMC0); - attrs->gamma1 = intel_de_read(dev_priv, OGAMC1); - attrs->gamma2 = intel_de_read(dev_priv, OGAMC2); - attrs->gamma3 = intel_de_read(dev_priv, OGAMC3); - attrs->gamma4 = intel_de_read(dev_priv, OGAMC4); - attrs->gamma5 = intel_de_read(dev_priv, OGAMC5); + if (DISPLAY_VER(display) != 2) { + attrs->gamma0 = intel_de_read(display, OGAMC0); + attrs->gamma1 = intel_de_read(display, OGAMC1); + attrs->gamma2 = intel_de_read(display, OGAMC2); + attrs->gamma3 = intel_de_read(display, OGAMC3); + attrs->gamma4 = intel_de_read(display, OGAMC4); + attrs->gamma5 = intel_de_read(display, OGAMC5); } } else { if (attrs->brightness < -128 || attrs->brightness > 127) @@ -1321,7 +1323,7 @@ int intel_overlay_attrs_ioctl(struct drm_device *dev, void *data, update_reg_attrs(overlay, overlay->regs); if (attrs->flags & I915_OVERLAY_UPDATE_GAMMA) { - if (DISPLAY_VER(dev_priv) == 2) + if (DISPLAY_VER(display) == 2) goto out_unlock; if (overlay->active) { @@ -1333,12 +1335,12 @@ int intel_overlay_attrs_ioctl(struct drm_device *dev, void *data, if (ret) goto out_unlock; - intel_de_write(dev_priv, OGAMC0, attrs->gamma0); - intel_de_write(dev_priv, OGAMC1, attrs->gamma1); - intel_de_write(dev_priv, OGAMC2, attrs->gamma2); - intel_de_write(dev_priv, OGAMC3, attrs->gamma3); - intel_de_write(dev_priv, OGAMC4, attrs->gamma4); - intel_de_write(dev_priv, OGAMC5, attrs->gamma5); + intel_de_write(display, OGAMC0, attrs->gamma0); + intel_de_write(display, OGAMC1, attrs->gamma1); + intel_de_write(display, OGAMC2, attrs->gamma2); + intel_de_write(display, OGAMC3, attrs->gamma3); + intel_de_write(display, OGAMC4, attrs->gamma4); + intel_de_write(display, OGAMC5, attrs->gamma5); } } overlay->color_key_enabled = (attrs->flags & I915_OVERLAY_DISABLE_DEST_COLORKEY) == 0; @@ -1352,12 +1354,13 @@ int intel_overlay_attrs_ioctl(struct drm_device *dev, void *data, static int get_registers(struct intel_overlay *overlay, bool use_phys) { - struct drm_i915_private *i915 = overlay->i915; + struct intel_display *display = overlay->display; + struct drm_i915_private *i915 = to_i915(display->drm); struct drm_i915_gem_object *obj = ERR_PTR(-ENODEV); struct i915_vma *vma; int err; - if (!IS_METEORLAKE(i915)) /* Wa_22018444074 */ + if (!display->platform.meteorlake) /* Wa_22018444074 */ obj = i915_gem_object_create_stolen(i915, PAGE_SIZE); if (IS_ERR(obj)) obj = i915_gem_object_create_internal(i915, PAGE_SIZE); @@ -1390,13 +1393,14 @@ static int get_registers(struct intel_overlay *overlay, bool use_phys) return err; } -void intel_overlay_setup(struct drm_i915_private *dev_priv) +void intel_overlay_setup(struct intel_display *display) { + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_overlay *overlay; struct intel_engine_cs *engine; int ret; - if (!HAS_OVERLAY(dev_priv)) + if (!HAS_OVERLAY(display)) return; engine = to_gt(dev_priv)->engine[RCS0]; @@ -1407,7 +1411,7 @@ void intel_overlay_setup(struct drm_i915_private *dev_priv) if (!overlay) return; - overlay->i915 = dev_priv; + overlay->display = display; overlay->context = engine->kernel_context; overlay->color_key = 0x0101fe; overlay->color_key_enabled = true; @@ -1418,7 +1422,7 @@ void intel_overlay_setup(struct drm_i915_private *dev_priv) i915_active_init(&overlay->last_flip, NULL, intel_overlay_last_flip_retire, 0); - ret = get_registers(overlay, OVERLAY_NEEDS_PHYSICAL(dev_priv)); + ret = get_registers(overlay, OVERLAY_NEEDS_PHYSICAL(display)); if (ret) goto out_free; @@ -1426,19 +1430,19 @@ void intel_overlay_setup(struct drm_i915_private *dev_priv) update_polyphase_filter(overlay->regs); update_reg_attrs(overlay, overlay->regs); - dev_priv->display.overlay = overlay; - drm_info(&dev_priv->drm, "Initialized overlay support.\n"); + display->overlay = overlay; + drm_info(display->drm, "Initialized overlay support.\n"); return; out_free: kfree(overlay); } -void intel_overlay_cleanup(struct drm_i915_private *dev_priv) +void intel_overlay_cleanup(struct intel_display *display) { struct intel_overlay *overlay; - overlay = fetch_and_zero(&dev_priv->display.overlay); + overlay = fetch_and_zero(&display->overlay); if (!overlay) return; @@ -1447,7 +1451,7 @@ void intel_overlay_cleanup(struct drm_i915_private *dev_priv) * Furthermore modesetting teardown happens beforehand so the * hardware should be off already. */ - drm_WARN_ON(&dev_priv->drm, overlay->active); + drm_WARN_ON(display->drm, overlay->active); i915_gem_object_put(overlay->reg_bo); i915_active_fini(&overlay->last_flip); @@ -1467,8 +1471,7 @@ struct intel_overlay_snapshot { struct intel_overlay_snapshot * intel_overlay_snapshot_capture(struct intel_display *display) { - struct drm_i915_private *dev_priv = to_i915(display->drm); - struct intel_overlay *overlay = dev_priv->display.overlay; + struct intel_overlay *overlay = display->overlay; struct intel_overlay_snapshot *error; if (!overlay || !overlay->active) @@ -1478,8 +1481,8 @@ intel_overlay_snapshot_capture(struct intel_display *display) if (error == NULL) return NULL; - error->dovsta = intel_de_read(dev_priv, DOVSTA); - error->isr = intel_de_read(dev_priv, GEN2_ISR); + error->dovsta = intel_de_read(display, DOVSTA); + error->isr = intel_de_read(display, GEN2_ISR); error->base = overlay->flip_addr; memcpy_fromio(&error->regs, overlay->regs, sizeof(error->regs)); diff --git a/drivers/gpu/drm/i915/display/intel_overlay.h b/drivers/gpu/drm/i915/display/intel_overlay.h index eafac24d1de8..dc885edf39e6 100644 --- a/drivers/gpu/drm/i915/display/intel_overlay.h +++ b/drivers/gpu/drm/i915/display/intel_overlay.h @@ -17,19 +17,19 @@ struct intel_overlay; struct intel_overlay_snapshot; #ifdef I915 -void intel_overlay_setup(struct drm_i915_private *dev_priv); -void intel_overlay_cleanup(struct drm_i915_private *dev_priv); +void intel_overlay_setup(struct intel_display *display); +void intel_overlay_cleanup(struct intel_display *display); int intel_overlay_switch_off(struct intel_overlay *overlay); int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int intel_overlay_attrs_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -void intel_overlay_reset(struct drm_i915_private *dev_priv); +void intel_overlay_reset(struct intel_display *display); #else -static inline void intel_overlay_setup(struct drm_i915_private *dev_priv) +static inline void intel_overlay_setup(struct intel_display *display) { } -static inline void intel_overlay_cleanup(struct drm_i915_private *dev_priv) +static inline void intel_overlay_cleanup(struct intel_display *display) { } static inline int intel_overlay_switch_off(struct intel_overlay *overlay) @@ -37,7 +37,7 @@ static inline int intel_overlay_switch_off(struct intel_overlay *overlay) return 0; } static inline int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv) + struct drm_file *file_priv) { return 0; } @@ -46,7 +46,7 @@ static inline int intel_overlay_attrs_ioctl(struct drm_device *dev, void *data, { return 0; } -static inline void intel_overlay_reset(struct drm_i915_private *dev_priv) +static inline void intel_overlay_reset(struct intel_display *display) { } #endif diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c index f42f21632306..c2fe3fc78e76 100644 --- a/drivers/gpu/drm/i915/gt/intel_reset.c +++ b/drivers/gpu/drm/i915/gt/intel_reset.c @@ -1198,6 +1198,7 @@ void intel_gt_reset(struct intel_gt *gt, intel_engine_mask_t stalled_mask, const char *reason) { + struct intel_display *display = >->i915->display; intel_engine_mask_t awake; int ret; @@ -1243,7 +1244,7 @@ void intel_gt_reset(struct intel_gt *gt, if (INTEL_INFO(gt->i915)->gpu_reset_clobbers_display) intel_irq_resume(gt->i915); - intel_overlay_reset(gt->i915); + intel_overlay_reset(display); /* sanitize uC after engine reset */ if (!intel_uc_uses_guc_submission(>->uc)) From e3840e5871217a6995c55200090a25cae1edd7f2 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 13:30:30 +0200 Subject: [PATCH 125/179] drm/i915/overlay: add intel_overlay_available() and use it Avoid accessing struct intel_display members directly from i915_getparam_ioctl(). Add intel_overlay_available() function to provide the information for I915_PARAM_HAS_OVERLAY. Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/26041645168ce3e76cb8f73bcb4c747619117e06.1732102179.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_overlay.c | 5 +++++ drivers/gpu/drm/i915/display/intel_overlay.h | 5 +++++ drivers/gpu/drm/i915/i915_getparam.c | 5 +++-- 3 files changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c index 57eaf81651c4..ca30fff61876 100644 --- a/drivers/gpu/drm/i915/display/intel_overlay.c +++ b/drivers/gpu/drm/i915/display/intel_overlay.c @@ -1438,6 +1438,11 @@ void intel_overlay_setup(struct intel_display *display) kfree(overlay); } +bool intel_overlay_available(struct intel_display *display) +{ + return display->overlay; +} + void intel_overlay_cleanup(struct intel_display *display) { struct intel_overlay *overlay; diff --git a/drivers/gpu/drm/i915/display/intel_overlay.h b/drivers/gpu/drm/i915/display/intel_overlay.h index dc885edf39e6..45a42fce754e 100644 --- a/drivers/gpu/drm/i915/display/intel_overlay.h +++ b/drivers/gpu/drm/i915/display/intel_overlay.h @@ -18,6 +18,7 @@ struct intel_overlay_snapshot; #ifdef I915 void intel_overlay_setup(struct intel_display *display); +bool intel_overlay_available(struct intel_display *display); void intel_overlay_cleanup(struct intel_display *display); int intel_overlay_switch_off(struct intel_overlay *overlay); int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, @@ -29,6 +30,10 @@ void intel_overlay_reset(struct intel_display *display); static inline void intel_overlay_setup(struct intel_display *display) { } +static inline bool intel_overlay_available(struct intel_display *display) +{ + return false; +} static inline void intel_overlay_cleanup(struct intel_display *display) { } diff --git a/drivers/gpu/drm/i915/i915_getparam.c b/drivers/gpu/drm/i915/i915_getparam.c index a62405787e77..be8149e46281 100644 --- a/drivers/gpu/drm/i915/i915_getparam.c +++ b/drivers/gpu/drm/i915/i915_getparam.c @@ -2,9 +2,9 @@ * SPDX-License-Identifier: MIT */ +#include "display/intel_overlay.h" #include "gem/i915_gem_mman.h" #include "gt/intel_engine_user.h" - #include "pxp/intel_pxp.h" #include "i915_cmd_parser.h" @@ -16,6 +16,7 @@ int i915_getparam_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_i915_private *i915 = to_i915(dev); + struct intel_display *display = &i915->display; struct pci_dev *pdev = to_pci_dev(dev->dev); const struct sseu_dev_info *sseu = &to_gt(i915)->info.sseu; drm_i915_getparam_t *param = data; @@ -38,7 +39,7 @@ int i915_getparam_ioctl(struct drm_device *dev, void *data, value = to_gt(i915)->ggtt->num_fences; break; case I915_PARAM_HAS_OVERLAY: - value = !!i915->display.overlay; + value = intel_overlay_available(display); break; case I915_PARAM_HAS_BSD: value = !!intel_engine_lookup_user(i915, From d9b31d6accc40b83457585c853c5b3029b33c324 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 13:30:31 +0200 Subject: [PATCH 126/179] drm/i915/plane: convert initial plane setup to struct intel_display struct intel_display replaces struct drm_i915_private as the main display device pointer. Convert initial plane setup to it, as much as possible. Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/9e370d8e90235165539f81ca2d00fdd2e883397f.1732102179.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../drm/i915/display/intel_display_driver.c | 2 +- .../drm/i915/display/intel_plane_initial.c | 56 ++++++++++--------- .../drm/i915/display/intel_plane_initial.h | 4 +- drivers/gpu/drm/xe/display/xe_plane_initial.c | 8 +-- 4 files changed, 37 insertions(+), 33 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index e1c8f3bde964..84fbaab50991 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -472,7 +472,7 @@ int intel_display_driver_probe_nogem(struct drm_i915_private *i915) intel_acpi_assign_connector_fwnodes(display); drm_modeset_unlock_all(dev); - intel_initial_plane_config(i915); + intel_initial_plane_config(display); /* * Make sure hardware watermarks really match the state we read out. diff --git a/drivers/gpu/drm/i915/display/intel_plane_initial.c b/drivers/gpu/drm/i915/display/intel_plane_initial.c index 62401f6a04e4..6789b7f14095 100644 --- a/drivers/gpu/drm/i915/display/intel_plane_initial.c +++ b/drivers/gpu/drm/i915/display/intel_plane_initial.c @@ -20,10 +20,10 @@ intel_reuse_initial_plane_obj(struct intel_crtc *this, struct drm_framebuffer **fb, struct i915_vma **vma) { - struct drm_i915_private *i915 = to_i915(this->base.dev); + struct intel_display *display = to_intel_display(this); struct intel_crtc *crtc; - for_each_intel_crtc(&i915->drm, crtc) { + for_each_intel_crtc(display->drm, crtc) { struct intel_plane *plane = to_intel_plane(crtc->base.primary); const struct intel_plane_state *plane_state = @@ -48,9 +48,10 @@ intel_reuse_initial_plane_obj(struct intel_crtc *this, } static bool -initial_plane_phys_lmem(struct drm_i915_private *i915, +initial_plane_phys_lmem(struct intel_display *display, struct intel_initial_plane_config *plane_config) { + struct drm_i915_private *i915 = to_i915(display->drm); gen8_pte_t __iomem *gte = to_gt(i915)->ggtt->gsm; struct intel_memory_region *mem; dma_addr_t dma_addr; @@ -63,7 +64,7 @@ initial_plane_phys_lmem(struct drm_i915_private *i915, pte = ioread64(gte); if (!(pte & GEN12_GGTT_PTE_LM)) { - drm_err(&i915->drm, + drm_err(display->drm, "Initial plane programming missing PTE_LM bit\n"); return false; } @@ -75,7 +76,7 @@ initial_plane_phys_lmem(struct drm_i915_private *i915, else mem = i915->mm.stolen_region; if (!mem) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Initial plane memory region not initialized\n"); return false; } @@ -85,13 +86,13 @@ initial_plane_phys_lmem(struct drm_i915_private *i915, * ever be placed in the stolen portion. */ if (dma_addr < mem->region.start || dma_addr > mem->region.end) { - drm_err(&i915->drm, + drm_err(display->drm, "Initial plane programming using invalid range, dma_addr=%pa (%s [%pa-%pa])\n", &dma_addr, mem->region.name, &mem->region.start, &mem->region.end); return false; } - drm_dbg(&i915->drm, + drm_dbg(display->drm, "Using dma_addr=%pa, based on initial plane programming\n", &dma_addr); @@ -102,9 +103,10 @@ initial_plane_phys_lmem(struct drm_i915_private *i915, } static bool -initial_plane_phys_smem(struct drm_i915_private *i915, +initial_plane_phys_smem(struct intel_display *display, struct intel_initial_plane_config *plane_config) { + struct drm_i915_private *i915 = to_i915(display->drm); struct intel_memory_region *mem; u32 base; @@ -112,7 +114,7 @@ initial_plane_phys_smem(struct drm_i915_private *i915, mem = i915->mm.stolen_region; if (!mem) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Initial plane memory region not initialized\n"); return false; } @@ -125,19 +127,22 @@ initial_plane_phys_smem(struct drm_i915_private *i915, } static bool -initial_plane_phys(struct drm_i915_private *i915, +initial_plane_phys(struct intel_display *display, struct intel_initial_plane_config *plane_config) { + struct drm_i915_private *i915 = to_i915(display->drm); + if (IS_DGFX(i915) || HAS_LMEMBAR_SMEM_STOLEN(i915)) - return initial_plane_phys_lmem(i915, plane_config); + return initial_plane_phys_lmem(display, plane_config); else - return initial_plane_phys_smem(i915, plane_config); + return initial_plane_phys_smem(display, plane_config); } static struct i915_vma * -initial_plane_vma(struct drm_i915_private *i915, +initial_plane_vma(struct intel_display *display, struct intel_initial_plane_config *plane_config) { + struct drm_i915_private *i915 = to_i915(display->drm); struct intel_memory_region *mem; struct drm_i915_gem_object *obj; struct drm_mm_node orig_mm = {}; @@ -149,7 +154,7 @@ initial_plane_vma(struct drm_i915_private *i915, if (plane_config->size == 0) return NULL; - if (!initial_plane_phys(i915, plane_config)) + if (!initial_plane_phys(display, plane_config)) return NULL; phys_base = plane_config->phys_base; @@ -168,7 +173,7 @@ initial_plane_vma(struct drm_i915_private *i915, if (IS_ENABLED(CONFIG_FRAMEBUFFER_CONSOLE) && mem == i915->mm.stolen_region && size * 2 > i915->dsm.usable_size) { - drm_dbg_kms(&i915->drm, "Initial FB size exceeds half of stolen, discarding\n"); + drm_dbg_kms(display->drm, "Initial FB size exceeds half of stolen, discarding\n"); return NULL; } @@ -176,7 +181,7 @@ initial_plane_vma(struct drm_i915_private *i915, I915_BO_ALLOC_USER | I915_BO_PREALLOC); if (IS_ERR(obj)) { - drm_dbg_kms(&i915->drm, "Failed to preallocate initial FB in %s\n", + drm_dbg_kms(display->drm, "Failed to preallocate initial FB in %s\n", mem->region.name); return NULL; } @@ -254,7 +259,7 @@ initial_plane_vma(struct drm_i915_private *i915, if (drm_mm_node_allocated(&orig_mm)) drm_mm_remove_node(&orig_mm); - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Initial plane fb bound to 0x%x in the ggtt (original 0x%x)\n", i915_ggtt_offset(vma), plane_config->base); @@ -271,8 +276,7 @@ static bool intel_alloc_initial_plane_obj(struct intel_crtc *crtc, struct intel_initial_plane_config *plane_config) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(crtc); struct drm_mode_fb_cmd2 mode_cmd = {}; struct drm_framebuffer *fb = &plane_config->fb->base; struct i915_vma *vma; @@ -284,13 +288,13 @@ intel_alloc_initial_plane_obj(struct intel_crtc *crtc, case I915_FORMAT_MOD_4_TILED: break; default: - drm_dbg(&dev_priv->drm, + drm_dbg(display->drm, "Unsupported modifier for initial FB: 0x%llx\n", fb->modifier); return false; } - vma = initial_plane_vma(dev_priv, plane_config); + vma = initial_plane_vma(display, plane_config); if (!vma) return false; @@ -303,7 +307,7 @@ intel_alloc_initial_plane_obj(struct intel_crtc *crtc, if (intel_framebuffer_init(to_intel_framebuffer(fb), intel_bo_to_drm_bo(vma->obj), &mode_cmd)) { - drm_dbg_kms(&dev_priv->drm, "intel fb init failed\n"); + drm_dbg_kms(display->drm, "intel fb init failed\n"); goto err_vma; } @@ -410,12 +414,12 @@ static void plane_config_fini(struct intel_initial_plane_config *plane_config) i915_vma_put(plane_config->vma); } -void intel_initial_plane_config(struct drm_i915_private *i915) +void intel_initial_plane_config(struct intel_display *display) { struct intel_initial_plane_config plane_configs[I915_MAX_PIPES] = {}; struct intel_crtc *crtc; - for_each_intel_crtc(&i915->drm, crtc) { + for_each_intel_crtc(display->drm, crtc) { struct intel_initial_plane_config *plane_config = &plane_configs[crtc->pipe]; @@ -429,7 +433,7 @@ void intel_initial_plane_config(struct drm_i915_private *i915) * can even allow for smooth boot transitions if the BIOS * fb is large enough for the active pipe configuration. */ - i915->display.funcs.display->get_initial_plane_config(crtc, plane_config); + display->funcs.display->get_initial_plane_config(crtc, plane_config); /* * If the fb is shared between multiple heads, we'll @@ -437,7 +441,7 @@ void intel_initial_plane_config(struct drm_i915_private *i915) */ intel_find_initial_plane_obj(crtc, plane_configs); - if (i915->display.funcs.display->fixup_initial_plane_config(crtc, plane_config)) + if (display->funcs.display->fixup_initial_plane_config(crtc, plane_config)) intel_crtc_wait_for_next_vblank(crtc); plane_config_fini(plane_config); diff --git a/drivers/gpu/drm/i915/display/intel_plane_initial.h b/drivers/gpu/drm/i915/display/intel_plane_initial.h index 64ab95239cd4..6c6aa717ed21 100644 --- a/drivers/gpu/drm/i915/display/intel_plane_initial.h +++ b/drivers/gpu/drm/i915/display/intel_plane_initial.h @@ -6,8 +6,8 @@ #ifndef __INTEL_PLANE_INITIAL_H__ #define __INTEL_PLANE_INITIAL_H__ -struct drm_i915_private; +struct intel_display; -void intel_initial_plane_config(struct drm_i915_private *i915); +void intel_initial_plane_config(struct intel_display *display); #endif diff --git a/drivers/gpu/drm/xe/display/xe_plane_initial.c b/drivers/gpu/drm/xe/display/xe_plane_initial.c index 8c113463a3d5..2eb9633f163a 100644 --- a/drivers/gpu/drm/xe/display/xe_plane_initial.c +++ b/drivers/gpu/drm/xe/display/xe_plane_initial.c @@ -275,12 +275,12 @@ static void plane_config_fini(struct intel_initial_plane_config *plane_config) } } -void intel_initial_plane_config(struct drm_i915_private *i915) +void intel_initial_plane_config(struct intel_display *display) { struct intel_initial_plane_config plane_configs[I915_MAX_PIPES] = {}; struct intel_crtc *crtc; - for_each_intel_crtc(&i915->drm, crtc) { + for_each_intel_crtc(display->drm, crtc) { struct intel_initial_plane_config *plane_config = &plane_configs[crtc->pipe]; @@ -294,7 +294,7 @@ void intel_initial_plane_config(struct drm_i915_private *i915) * can even allow for smooth boot transitions if the BIOS * fb is large enough for the active pipe configuration. */ - i915->display.funcs.display->get_initial_plane_config(crtc, plane_config); + display->funcs.display->get_initial_plane_config(crtc, plane_config); /* * If the fb is shared between multiple heads, we'll @@ -302,7 +302,7 @@ void intel_initial_plane_config(struct drm_i915_private *i915) */ intel_find_initial_plane_obj(crtc, plane_configs); - if (i915->display.funcs.display->fixup_initial_plane_config(crtc, plane_config)) + if (display->funcs.display->fixup_initial_plane_config(crtc, plane_config)) intel_crtc_wait_for_next_vblank(crtc); plane_config_fini(plane_config); From 1fbad9acb10cbda4286f4a4776783221603c6e2a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 13:30:32 +0200 Subject: [PATCH 127/179] drm/i915/irq: hide display_irqs_enabled access Move the check for display_irqs_enabled within vlv_display_irq_reset() and vlv_display_irq_postinstall() to avoid looking at struct intel_display members within i915 core irq code. Within display irq code, vlv_display_irq_reset() may need to be called with !display_irqs_enabled, so add a small wrapper. Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/ef43e26ebab7f84768391f5053c0eba44b647c89.1732102179.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display_irq.c | 15 ++++++++++++--- drivers/gpu/drm/i915/i915_irq.c | 12 ++++-------- 2 files changed, 16 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index f0d3bdb5fc60..6467a208184e 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -1481,7 +1481,7 @@ void bdw_disable_vblank(struct drm_crtc *_crtc) schedule_work(&display->irq.vblank_dc_work); } -void vlv_display_irq_reset(struct drm_i915_private *dev_priv) +static void _vlv_display_irq_reset(struct drm_i915_private *dev_priv) { struct intel_uncore *uncore = &dev_priv->uncore; @@ -1499,6 +1499,12 @@ void vlv_display_irq_reset(struct drm_i915_private *dev_priv) dev_priv->irq_mask = ~0u; } +void vlv_display_irq_reset(struct drm_i915_private *dev_priv) +{ + if (dev_priv->display.irq.display_irqs_enabled) + _vlv_display_irq_reset(dev_priv); +} + void i9xx_display_irq_reset(struct drm_i915_private *i915) { if (I915_HAS_HOTPLUG(i915)) { @@ -1518,6 +1524,9 @@ void vlv_display_irq_postinstall(struct drm_i915_private *dev_priv) u32 enable_mask; enum pipe pipe; + if (!dev_priv->display.irq.display_irqs_enabled) + return; + pipestat_mask = PIPE_CRC_DONE_INTERRUPT_STATUS; i915_enable_pipestat(dev_priv, PIPE_A, PIPE_GMBUS_INTERRUPT_STATUS); @@ -1696,7 +1705,7 @@ void valleyview_enable_display_irqs(struct drm_i915_private *dev_priv) dev_priv->display.irq.display_irqs_enabled = true; if (intel_irqs_enabled(dev_priv)) { - vlv_display_irq_reset(dev_priv); + _vlv_display_irq_reset(dev_priv); vlv_display_irq_postinstall(dev_priv); } } @@ -1711,7 +1720,7 @@ void valleyview_disable_display_irqs(struct drm_i915_private *dev_priv) dev_priv->display.irq.display_irqs_enabled = false; if (intel_irqs_enabled(dev_priv)) - vlv_display_irq_reset(dev_priv); + _vlv_display_irq_reset(dev_priv); } void ilk_de_irq_postinstall(struct drm_i915_private *i915) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index f75cbf5b8a1c..7920ad9585ae 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -658,8 +658,7 @@ static void valleyview_irq_reset(struct drm_i915_private *dev_priv) gen5_gt_irq_reset(to_gt(dev_priv)); spin_lock_irq(&dev_priv->irq_lock); - if (dev_priv->display.irq.display_irqs_enabled) - vlv_display_irq_reset(dev_priv); + vlv_display_irq_reset(dev_priv); spin_unlock_irq(&dev_priv->irq_lock); } @@ -723,8 +722,7 @@ static void cherryview_irq_reset(struct drm_i915_private *dev_priv) gen2_irq_reset(uncore, GEN8_PCU_IRQ_REGS); spin_lock_irq(&dev_priv->irq_lock); - if (dev_priv->display.irq.display_irqs_enabled) - vlv_display_irq_reset(dev_priv); + vlv_display_irq_reset(dev_priv); spin_unlock_irq(&dev_priv->irq_lock); } @@ -740,8 +738,7 @@ static void valleyview_irq_postinstall(struct drm_i915_private *dev_priv) gen5_gt_irq_postinstall(to_gt(dev_priv)); spin_lock_irq(&dev_priv->irq_lock); - if (dev_priv->display.irq.display_irqs_enabled) - vlv_display_irq_postinstall(dev_priv); + vlv_display_irq_postinstall(dev_priv); spin_unlock_irq(&dev_priv->irq_lock); intel_uncore_write(&dev_priv->uncore, VLV_MASTER_IER, MASTER_INTERRUPT_ENABLE); @@ -794,8 +791,7 @@ static void cherryview_irq_postinstall(struct drm_i915_private *dev_priv) gen8_gt_irq_postinstall(to_gt(dev_priv)); spin_lock_irq(&dev_priv->irq_lock); - if (dev_priv->display.irq.display_irqs_enabled) - vlv_display_irq_postinstall(dev_priv); + vlv_display_irq_postinstall(dev_priv); spin_unlock_irq(&dev_priv->irq_lock); intel_uncore_write(&dev_priv->uncore, GEN8_MASTER_IRQ, GEN8_MASTER_IRQ_CONTROL); From f0fa7624001c5abf755f2627a3d0719907c90d0b Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 20 Nov 2024 13:30:33 +0200 Subject: [PATCH 128/179] drm/i915/irq: emphasize display_irqs_enabled is only about VLV/CHV Use display_irqs_enabled only on VLV/CHV where it's relevant. Rename to vlv_display_irqs_enabled, to emphasize it's really only about VLV/CHV. Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/f60104ea59687cb8c65b18b4f9ddd832a643407d.1732102179.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../gpu/drm/i915/display/intel_display_core.h | 9 ++++++- .../gpu/drm/i915/display/intel_display_irq.c | 26 ++++++------------- .../gpu/drm/i915/display/intel_hotplug_irq.c | 6 ++++- 3 files changed, 21 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index f6c1bedf1c31..62b0597aa91e 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -453,7 +453,14 @@ struct intel_display { } ips; struct { - bool display_irqs_enabled; + /* + * Most platforms treat the display irq block as an always-on + * power domain. vlv/chv can disable it at runtime and need + * special care to avoid writing any of the display block + * registers outside of the power domain. We defer setting up + * the display irqs in this case to the runtime pm. + */ + bool vlv_display_irqs_enabled; /* For i915gm/i945gm vblank irq workaround */ u8 vblank_enabled; diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index 6467a208184e..cb79c2796e3a 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -434,7 +434,8 @@ void i9xx_pipestat_irq_ack(struct drm_i915_private *dev_priv, spin_lock(&dev_priv->irq_lock); - if (!dev_priv->display.irq.display_irqs_enabled) { + if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && + !dev_priv->display.irq.vlv_display_irqs_enabled) { spin_unlock(&dev_priv->irq_lock); return; } @@ -1501,7 +1502,7 @@ static void _vlv_display_irq_reset(struct drm_i915_private *dev_priv) void vlv_display_irq_reset(struct drm_i915_private *dev_priv) { - if (dev_priv->display.irq.display_irqs_enabled) + if (dev_priv->display.irq.vlv_display_irqs_enabled) _vlv_display_irq_reset(dev_priv); } @@ -1524,7 +1525,7 @@ void vlv_display_irq_postinstall(struct drm_i915_private *dev_priv) u32 enable_mask; enum pipe pipe; - if (!dev_priv->display.irq.display_irqs_enabled) + if (!dev_priv->display.irq.vlv_display_irqs_enabled) return; pipestat_mask = PIPE_CRC_DONE_INTERRUPT_STATUS; @@ -1699,10 +1700,10 @@ void valleyview_enable_display_irqs(struct drm_i915_private *dev_priv) { lockdep_assert_held(&dev_priv->irq_lock); - if (dev_priv->display.irq.display_irqs_enabled) + if (dev_priv->display.irq.vlv_display_irqs_enabled) return; - dev_priv->display.irq.display_irqs_enabled = true; + dev_priv->display.irq.vlv_display_irqs_enabled = true; if (intel_irqs_enabled(dev_priv)) { _vlv_display_irq_reset(dev_priv); @@ -1714,10 +1715,10 @@ void valleyview_disable_display_irqs(struct drm_i915_private *dev_priv) { lockdep_assert_held(&dev_priv->irq_lock); - if (!dev_priv->display.irq.display_irqs_enabled) + if (!dev_priv->display.irq.vlv_display_irqs_enabled) return; - dev_priv->display.irq.display_irqs_enabled = false; + dev_priv->display.irq.vlv_display_irqs_enabled = false; if (intel_irqs_enabled(dev_priv)) _vlv_display_irq_reset(dev_priv); @@ -1913,17 +1914,6 @@ void intel_display_irq_init(struct drm_i915_private *i915) { i915->drm.vblank_disable_immediate = true; - /* - * Most platforms treat the display irq block as an always-on power - * domain. vlv/chv can disable it at runtime and need special care to - * avoid writing any of the display block registers outside of the power - * domain. We defer setting up the display irqs in this case to the - * runtime pm. - */ - i915->display.irq.display_irqs_enabled = true; - if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) - i915->display.irq.display_irqs_enabled = false; - intel_hotplug_irq_init(i915); INIT_WORK(&i915->display.irq.vblank_dc_work, diff --git a/drivers/gpu/drm/i915/display/intel_hotplug_irq.c b/drivers/gpu/drm/i915/display/intel_hotplug_irq.c index cb64c6f0ad1b..476ac88087e0 100644 --- a/drivers/gpu/drm/i915/display/intel_hotplug_irq.c +++ b/drivers/gpu/drm/i915/display/intel_hotplug_irq.c @@ -1457,7 +1457,11 @@ void intel_hpd_enable_detection(struct intel_encoder *encoder) void intel_hpd_irq_setup(struct drm_i915_private *i915) { - if (i915->display.irq.display_irqs_enabled && i915->display.funcs.hotplug) + if ((IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) && + !i915->display.irq.vlv_display_irqs_enabled) + return; + + if (i915->display.funcs.hotplug) i915->display.funcs.hotplug->hpd_irq_setup(i915); } From de5c149a9b8ace0cfd3fc6be30fe98a13fff10d3 Mon Sep 17 00:00:00 2001 From: Zhang He Date: Wed, 20 Nov 2024 20:32:45 +0800 Subject: [PATCH 129/179] drm/i915: Fixed an typo in i915_gem_gtt.c in function `i915_gem_gtt_reserve` @node comment, i915_vma has no `mode` member, `i915_vma.node` is the correct name Reviewed-by: Rodrigo Vivi Signed-off-by: Zhang He Link: https://patchwork.freedesktop.org/patch/msgid/20241120123245.71101-1-zhanghe9702@163.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/i915/i915_gem_gtt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index a9662cc6ed1e..25295eb626dc 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -71,7 +71,7 @@ void i915_gem_gtt_finish_pages(struct drm_i915_gem_object *obj, * i915_gem_gtt_reserve - reserve a node in an address_space (GTT) * @vm: the &struct i915_address_space * @ww: An optional struct i915_gem_ww_ctx. - * @node: the &struct drm_mm_node (typically i915_vma.mode) + * @node: the &struct drm_mm_node (typically i915_vma.node) * @size: how much space to allocate inside the GTT, * must be #I915_GTT_PAGE_SIZE aligned * @offset: where to insert inside the GTT, From ad4adad7c69a071e7a35ad6ca2c5b24c4f0f0083 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 25 Nov 2024 14:09:59 +0200 Subject: [PATCH 130/179] drm/i915/ddi: clarify intel_ddi_connector_get_hw_state() for DP MST encoder->get_hw_state() returns false for DP MST, and currently always interprets 128b/132b as MST. Therefore the DDI MST mode checks in intel_ddi_connector_get_hw_state() are redundant. Prepare for future, and handle 128b/132b SST and warn on 8b/10b MST. Cc: Imre Deak Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20241125120959.2366419-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index e25b712bf03b..7d37ddd9ad12 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -731,6 +731,7 @@ bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector) if (!wakeref) return false; + /* Note: This returns false for DP MST primary encoders. */ if (!encoder->get_hw_state(encoder, &pipe)) { ret = false; goto out; @@ -752,12 +753,14 @@ bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector) } else if (ddi_mode == TRANS_DDI_MODE_SELECT_DP_SST) { ret = type == DRM_MODE_CONNECTOR_eDP || type == DRM_MODE_CONNECTOR_DisplayPort; - } else if (ddi_mode == TRANS_DDI_MODE_SELECT_DP_MST || - (ddi_mode == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B && HAS_DP20(display))) { + } else if (ddi_mode == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B && HAS_DP20(display)) { /* - * If the transcoder is in MST state then connector isn't - * connected. + * encoder->get_hw_state() should have bailed out on MST. This + * must be SST and non-eDP. */ + ret = type == DRM_MODE_CONNECTOR_DisplayPort; + } else if (drm_WARN_ON(display->drm, ddi_mode == TRANS_DDI_MODE_SELECT_DP_MST)) { + /* encoder->get_hw_state() should have bailed out on MST. */ ret = false; } else { ret = false; From ce44eb0063ee17b46f71f2d44b0c2b29fde1c35d Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 26 Nov 2024 12:12:21 +0200 Subject: [PATCH 131/179] drm/i915/display: prefer DISPLAY_VER over GRAPHICS_VER in display s/r Use display version checks for display scratch registers, not graphics version. And for the older platforms it's the same thing anyway. Cc: Rodrigo Vivi Reviewed-by: Mika Kahola Link: https://patchwork.freedesktop.org/patch/msgid/20241126101222.2671224-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/i9xx_display_sr.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/i9xx_display_sr.c b/drivers/gpu/drm/i915/display/i9xx_display_sr.c index 4c78b7165831..e0e8044f9bcb 100644 --- a/drivers/gpu/drm/i915/display/i9xx_display_sr.c +++ b/drivers/gpu/drm/i915/display/i9xx_display_sr.c @@ -16,14 +16,14 @@ static void i9xx_display_save_swf(struct drm_i915_private *i915) int i; /* Scratch space */ - if (GRAPHICS_VER(i915) == 2 && IS_MOBILE(i915)) { + if (DISPLAY_VER(i915) == 2 && IS_MOBILE(i915)) { for (i = 0; i < 7; i++) { display->restore.saveSWF0[i] = intel_de_read(display, SWF0(i915, i)); display->restore.saveSWF1[i] = intel_de_read(display, SWF1(i915, i)); } for (i = 0; i < 3; i++) display->restore.saveSWF3[i] = intel_de_read(display, SWF3(i915, i)); - } else if (GRAPHICS_VER(i915) == 2) { + } else if (DISPLAY_VER(i915) == 2) { for (i = 0; i < 7; i++) display->restore.saveSWF1[i] = intel_de_read(display, SWF1(i915, i)); } else if (HAS_GMCH(i915)) { @@ -42,14 +42,14 @@ static void i9xx_display_restore_swf(struct drm_i915_private *i915) int i; /* Scratch space */ - if (GRAPHICS_VER(i915) == 2 && IS_MOBILE(i915)) { + if (DISPLAY_VER(i915) == 2 && IS_MOBILE(i915)) { for (i = 0; i < 7; i++) { intel_de_write(display, SWF0(i915, i), display->restore.saveSWF0[i]); intel_de_write(display, SWF1(i915, i), display->restore.saveSWF1[i]); } for (i = 0; i < 3; i++) intel_de_write(display, SWF3(i915, i), display->restore.saveSWF3[i]); - } else if (GRAPHICS_VER(i915) == 2) { + } else if (DISPLAY_VER(i915) == 2) { for (i = 0; i < 7; i++) intel_de_write(display, SWF1(i915, i), display->restore.saveSWF1[i]); } else if (HAS_GMCH(i915)) { @@ -71,10 +71,10 @@ void i9xx_display_sr_save(struct drm_i915_private *i915) return; /* Display arbitration control */ - if (GRAPHICS_VER(i915) <= 4) + if (DISPLAY_VER(i915) <= 4) display->restore.saveDSPARB = intel_de_read(display, DSPARB(i915)); - if (GRAPHICS_VER(i915) == 4) + if (DISPLAY_VER(i915) == 4) pci_read_config_word(pdev, GCDGMBUS, &display->restore.saveGCDGMBUS); i9xx_display_save_swf(i915); @@ -90,10 +90,10 @@ void i9xx_display_sr_restore(struct drm_i915_private *i915) i9xx_display_restore_swf(i915); - if (GRAPHICS_VER(i915) == 4) + if (DISPLAY_VER(i915) == 4) pci_write_config_word(pdev, GCDGMBUS, display->restore.saveGCDGMBUS); /* Display arbitration */ - if (GRAPHICS_VER(i915) <= 4) + if (DISPLAY_VER(i915) <= 4) intel_de_write(display, DSPARB(i915), display->restore.saveDSPARB); } From 36a585f6bb13ca03f8dc3f1a110da243f8b766b8 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 26 Nov 2024 12:12:22 +0200 Subject: [PATCH 132/179] drm/i915/dislay: convert i9xx_display_sr.[ch] to struct intel_display Going forward, struct intel_display is the main device data structure for display. Switch to it. Cc: Rodrigo Vivi Reviewed-by: Mika Kahola Link: https://patchwork.freedesktop.org/patch/msgid/20241126101222.2671224-2-jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../gpu/drm/i915/display/i9xx_display_sr.c | 76 +++++++++---------- .../gpu/drm/i915/display/i9xx_display_sr.h | 6 +- drivers/gpu/drm/i915/i915_driver.c | 4 +- 3 files changed, 41 insertions(+), 45 deletions(-) diff --git a/drivers/gpu/drm/i915/display/i9xx_display_sr.c b/drivers/gpu/drm/i915/display/i9xx_display_sr.c index e0e8044f9bcb..f6b8333f6339 100644 --- a/drivers/gpu/drm/i915/display/i9xx_display_sr.c +++ b/drivers/gpu/drm/i915/display/i9xx_display_sr.c @@ -10,90 +10,86 @@ #include "intel_gmbus.h" #include "intel_pci_config.h" -static void i9xx_display_save_swf(struct drm_i915_private *i915) +static void i9xx_display_save_swf(struct intel_display *display) { - struct intel_display *display = &i915->display; int i; /* Scratch space */ - if (DISPLAY_VER(i915) == 2 && IS_MOBILE(i915)) { + if (DISPLAY_VER(display) == 2 && display->platform.mobile) { for (i = 0; i < 7; i++) { - display->restore.saveSWF0[i] = intel_de_read(display, SWF0(i915, i)); - display->restore.saveSWF1[i] = intel_de_read(display, SWF1(i915, i)); + display->restore.saveSWF0[i] = intel_de_read(display, SWF0(display, i)); + display->restore.saveSWF1[i] = intel_de_read(display, SWF1(display, i)); } for (i = 0; i < 3; i++) - display->restore.saveSWF3[i] = intel_de_read(display, SWF3(i915, i)); - } else if (DISPLAY_VER(i915) == 2) { + display->restore.saveSWF3[i] = intel_de_read(display, SWF3(display, i)); + } else if (DISPLAY_VER(display) == 2) { for (i = 0; i < 7; i++) - display->restore.saveSWF1[i] = intel_de_read(display, SWF1(i915, i)); - } else if (HAS_GMCH(i915)) { + display->restore.saveSWF1[i] = intel_de_read(display, SWF1(display, i)); + } else if (HAS_GMCH(display)) { for (i = 0; i < 16; i++) { - display->restore.saveSWF0[i] = intel_de_read(display, SWF0(i915, i)); - display->restore.saveSWF1[i] = intel_de_read(display, SWF1(i915, i)); + display->restore.saveSWF0[i] = intel_de_read(display, SWF0(display, i)); + display->restore.saveSWF1[i] = intel_de_read(display, SWF1(display, i)); } for (i = 0; i < 3; i++) - display->restore.saveSWF3[i] = intel_de_read(display, SWF3(i915, i)); + display->restore.saveSWF3[i] = intel_de_read(display, SWF3(display, i)); } } -static void i9xx_display_restore_swf(struct drm_i915_private *i915) +static void i9xx_display_restore_swf(struct intel_display *display) { - struct intel_display *display = &i915->display; int i; /* Scratch space */ - if (DISPLAY_VER(i915) == 2 && IS_MOBILE(i915)) { + if (DISPLAY_VER(display) == 2 && display->platform.mobile) { for (i = 0; i < 7; i++) { - intel_de_write(display, SWF0(i915, i), display->restore.saveSWF0[i]); - intel_de_write(display, SWF1(i915, i), display->restore.saveSWF1[i]); + intel_de_write(display, SWF0(display, i), display->restore.saveSWF0[i]); + intel_de_write(display, SWF1(display, i), display->restore.saveSWF1[i]); } for (i = 0; i < 3; i++) - intel_de_write(display, SWF3(i915, i), display->restore.saveSWF3[i]); - } else if (DISPLAY_VER(i915) == 2) { + intel_de_write(display, SWF3(display, i), display->restore.saveSWF3[i]); + } else if (DISPLAY_VER(display) == 2) { for (i = 0; i < 7; i++) - intel_de_write(display, SWF1(i915, i), display->restore.saveSWF1[i]); - } else if (HAS_GMCH(i915)) { + intel_de_write(display, SWF1(display, i), display->restore.saveSWF1[i]); + } else if (HAS_GMCH(display)) { for (i = 0; i < 16; i++) { - intel_de_write(display, SWF0(i915, i), display->restore.saveSWF0[i]); - intel_de_write(display, SWF1(i915, i), display->restore.saveSWF1[i]); + intel_de_write(display, SWF0(display, i), display->restore.saveSWF0[i]); + intel_de_write(display, SWF1(display, i), display->restore.saveSWF1[i]); } for (i = 0; i < 3; i++) - intel_de_write(display, SWF3(i915, i), display->restore.saveSWF3[i]); + intel_de_write(display, SWF3(display, i), display->restore.saveSWF3[i]); } } -void i9xx_display_sr_save(struct drm_i915_private *i915) +void i9xx_display_sr_save(struct intel_display *display) { - struct intel_display *display = &i915->display; - struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + struct pci_dev *pdev = to_pci_dev(display->drm->dev); - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return; /* Display arbitration control */ - if (DISPLAY_VER(i915) <= 4) - display->restore.saveDSPARB = intel_de_read(display, DSPARB(i915)); + if (DISPLAY_VER(display) <= 4) + display->restore.saveDSPARB = intel_de_read(display, DSPARB(display)); - if (DISPLAY_VER(i915) == 4) + if (DISPLAY_VER(display) == 4) pci_read_config_word(pdev, GCDGMBUS, &display->restore.saveGCDGMBUS); - i9xx_display_save_swf(i915); + i9xx_display_save_swf(display); } -void i9xx_display_sr_restore(struct drm_i915_private *i915) +void i9xx_display_sr_restore(struct intel_display *display) { - struct intel_display *display = &i915->display; - struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + struct pci_dev *pdev = to_pci_dev(display->drm->dev); - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return; - i9xx_display_restore_swf(i915); + i9xx_display_restore_swf(display); - if (DISPLAY_VER(i915) == 4) + if (DISPLAY_VER(display) == 4) pci_write_config_word(pdev, GCDGMBUS, display->restore.saveGCDGMBUS); /* Display arbitration */ - if (DISPLAY_VER(i915) <= 4) - intel_de_write(display, DSPARB(i915), display->restore.saveDSPARB); + if (DISPLAY_VER(display) <= 4) + intel_de_write(display, DSPARB(display), display->restore.saveDSPARB); } diff --git a/drivers/gpu/drm/i915/display/i9xx_display_sr.h b/drivers/gpu/drm/i915/display/i9xx_display_sr.h index 30383758f97e..39b8c18fe738 100644 --- a/drivers/gpu/drm/i915/display/i9xx_display_sr.h +++ b/drivers/gpu/drm/i915/display/i9xx_display_sr.h @@ -6,9 +6,9 @@ #ifndef __I9XX_DISPLAY_SR_H__ #define __I9XX_DISPLAY_SR_H__ -struct drm_i915_private; +struct intel_display; -void i9xx_display_sr_save(struct drm_i915_private *i915); -void i9xx_display_sr_restore(struct drm_i915_private *i915); +void i9xx_display_sr_save(struct intel_display *display); +void i9xx_display_sr_restore(struct intel_display *display); #endif diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index b500ccf50410..9b1e98905486 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -1052,7 +1052,7 @@ static int i915_drm_suspend(struct drm_device *dev) intel_dpt_suspend(dev_priv); i915_ggtt_suspend(to_gt(dev_priv)->ggtt); - i9xx_display_sr_save(dev_priv); + i9xx_display_sr_save(display); opregion_target_state = suspend_to_idle(dev_priv) ? PCI_D1 : PCI_D3cold; intel_opregion_suspend(display, opregion_target_state); @@ -1169,7 +1169,7 @@ static int i915_drm_resume(struct drm_device *dev) intel_dmc_resume(display); - i9xx_display_sr_restore(dev_priv); + i9xx_display_sr_restore(display); intel_vga_redisable(display); From 0768530b7c5bedd9b967c87e2f85ab982ae29b9b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 27 Nov 2024 08:11:14 +0200 Subject: [PATCH 133/179] drm/i915: Don't reuse commit_work for the cleanup MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently we reuse the commit_work for a later cleanup step. Let's not do that so that atomic ioctl handler won't accidentally wait for the cleanup work when it really wants to just wait on the commit_tail() part. We'll just add another work struct for the cleanup. Cc: Brian Geffon Cc: Vidya Srinivas Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241127061117.25622-2-ville.syrjala@linux.intel.com Reviewed-by: Vidya Srinivas Tested-by: Vidya Srinivas --- drivers/gpu/drm/i915/display/intel_display.c | 6 +++--- drivers/gpu/drm/i915/display/intel_display_types.h | 2 ++ 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 9db255bb1230..5260f6eafaf8 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -7581,7 +7581,7 @@ static void intel_atomic_dsb_cleanup(struct intel_crtc_state *crtc_state) static void intel_atomic_cleanup_work(struct work_struct *work) { struct intel_atomic_state *state = - container_of(work, struct intel_atomic_state, base.commit_work); + container_of(work, struct intel_atomic_state, cleanup_work); struct drm_i915_private *i915 = to_i915(state->base.dev); struct intel_crtc_state *old_crtc_state; struct intel_crtc *crtc; @@ -7936,8 +7936,8 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) * schedule point (cond_resched()) here anyway to keep latencies * down. */ - INIT_WORK(&state->base.commit_work, intel_atomic_cleanup_work); - queue_work(system_highpri_wq, &state->base.commit_work); + INIT_WORK(&state->cleanup_work, intel_atomic_cleanup_work); + queue_work(system_highpri_wq, &state->cleanup_work); } static void intel_atomic_commit_work(struct work_struct *work) diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 339e4b0f7698..d7ce8f01645b 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -587,6 +587,8 @@ struct intel_atomic_state { bool skip_intermediate_wm; bool rps_interactive; + + struct work_struct cleanup_work; }; struct intel_plane_state { From 37ab41e11f359fa66934f7e25bba2e4360f6ccec Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 27 Nov 2024 08:11:15 +0200 Subject: [PATCH 134/179] drm/i915: Intruduce display.wq.cleanup MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Introduce a dedicated workqueue for the commit cleanup work. In the future we'll need this to guarantee all the cleanup works have finished at a specific point during suspend. Cc: Brian Geffon Cc: Vidya Srinivas Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241127061117.25622-3-ville.syrjala@linux.intel.com Reviewed-by: Vidya Srinivas Tested-by: Vidya Srinivas --- drivers/gpu/drm/i915/display/intel_display.c | 2 +- drivers/gpu/drm/i915/display/intel_display_core.h | 3 +++ drivers/gpu/drm/i915/display/intel_display_driver.c | 3 +++ 3 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 5260f6eafaf8..4805bf682d43 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -7937,7 +7937,7 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) * down. */ INIT_WORK(&state->cleanup_work, intel_atomic_cleanup_work); - queue_work(system_highpri_wq, &state->cleanup_work); + queue_work(dev_priv->display.wq.cleanup, &state->cleanup_work); } static void intel_atomic_commit_work(struct work_struct *work) diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index 62b0597aa91e..554870d2494b 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -554,6 +554,9 @@ struct intel_display { /* unbound hipri wq for page flips/plane updates */ struct workqueue_struct *flip; + + /* hipri wq for commit cleanups */ + struct workqueue_struct *cleanup; } wq; /* Grouping using named structs. Keep sorted. */ diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index 84fbaab50991..edab1dd082d8 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -242,6 +242,7 @@ int intel_display_driver_probe_noirq(struct drm_i915_private *i915) i915->display.wq.modeset = alloc_ordered_workqueue("i915_modeset", 0); i915->display.wq.flip = alloc_workqueue("i915_flip", WQ_HIGHPRI | WQ_UNBOUND, WQ_UNBOUND_MAX_ACTIVE); + i915->display.wq.cleanup = alloc_workqueue("i915_cleanup", WQ_HIGHPRI, 0); intel_mode_config_init(i915); @@ -571,6 +572,7 @@ void intel_display_driver_remove(struct drm_i915_private *i915) flush_workqueue(i915->display.wq.flip); flush_workqueue(i915->display.wq.modeset); + flush_workqueue(i915->display.wq.cleanup); /* * MST topology needs to be suspended so we don't have any calls to @@ -613,6 +615,7 @@ void intel_display_driver_remove_noirq(struct drm_i915_private *i915) destroy_workqueue(i915->display.wq.flip); destroy_workqueue(i915->display.wq.modeset); + destroy_workqueue(i915->display.wq.cleanup); intel_fbc_cleanup(&i915->display); } From 106216c220a2c7f275110e72e97527961ee33704 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 27 Nov 2024 08:11:16 +0200 Subject: [PATCH 135/179] drm/i915/dpt: Evict all DPT VMAs on suspend MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently intel_dpt_resume() tries to blindly rewrite all the PTEs for currently bound DPT VMAs. That is problematic because the CPU mapping for the DPT is only really guaranteed to exist while the DPT object has been pinned. In the past we worked around this issue by making DPT objects unshrinkable, but that is undesirable as it'll waste physical RAM. Let's instead forcefully evict all the DPT VMAs on suspend, thus guaranteeing that intel_dpt_resume() has nothing to do. To guarantee that all the DPT VMAs are evictable by intel_dpt_suspend() we need to flush the cleanup workqueue after the display output has been shut down. And for good measure throw in a few extra WARNs to catch any mistakes. Cc: Brian Geffon Cc: Vidya Srinivas Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241127061117.25622-4-ville.syrjala@linux.intel.com Reviewed-by: Vidya Srinivas Tested-by: Vidya Srinivas --- .../drm/i915/display/intel_display_driver.c | 3 +++ drivers/gpu/drm/i915/display/intel_dpt.c | 4 ++-- drivers/gpu/drm/i915/gt/intel_ggtt.c | 19 ++++++++++++++----- drivers/gpu/drm/i915/gt/intel_gtt.h | 4 ++-- 4 files changed, 21 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index edab1dd082d8..a92df54b6b6c 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -680,6 +680,9 @@ int intel_display_driver_suspend(struct drm_i915_private *i915) else i915->display.restore.modeset_state = state; + /* ensure all DPT VMAs have been unpinned for intel_dpt_suspend() */ + flush_workqueue(i915->display.wq.cleanup); + intel_dp_mst_suspend(i915); return ret; diff --git a/drivers/gpu/drm/i915/display/intel_dpt.c b/drivers/gpu/drm/i915/display/intel_dpt.c index ce8c76e44e6a..8b1f0e92a11c 100644 --- a/drivers/gpu/drm/i915/display/intel_dpt.c +++ b/drivers/gpu/drm/i915/display/intel_dpt.c @@ -205,7 +205,7 @@ void intel_dpt_resume(struct drm_i915_private *i915) struct intel_framebuffer *fb = to_intel_framebuffer(drm_fb); if (fb->dpt_vm) - i915_ggtt_resume_vm(fb->dpt_vm); + i915_ggtt_resume_vm(fb->dpt_vm, true); } mutex_unlock(&i915->drm.mode_config.fb_lock); } @@ -233,7 +233,7 @@ void intel_dpt_suspend(struct drm_i915_private *i915) struct intel_framebuffer *fb = to_intel_framebuffer(drm_fb); if (fb->dpt_vm) - i915_ggtt_suspend_vm(fb->dpt_vm); + i915_ggtt_suspend_vm(fb->dpt_vm, true); } mutex_unlock(&i915->drm.mode_config.fb_lock); diff --git a/drivers/gpu/drm/i915/gt/intel_ggtt.c b/drivers/gpu/drm/i915/gt/intel_ggtt.c index d60a6ca0cae5..f6c59f20832f 100644 --- a/drivers/gpu/drm/i915/gt/intel_ggtt.c +++ b/drivers/gpu/drm/i915/gt/intel_ggtt.c @@ -107,11 +107,12 @@ int i915_ggtt_init_hw(struct drm_i915_private *i915) /** * i915_ggtt_suspend_vm - Suspend the memory mappings for a GGTT or DPT VM * @vm: The VM to suspend the mappings for + * @evict_all: Evict all VMAs * * Suspend the memory mappings for all objects mapped to HW via the GGTT or a * DPT page table. */ -void i915_ggtt_suspend_vm(struct i915_address_space *vm) +void i915_ggtt_suspend_vm(struct i915_address_space *vm, bool evict_all) { struct i915_vma *vma, *vn; int save_skip_rewrite; @@ -157,7 +158,7 @@ void i915_ggtt_suspend_vm(struct i915_address_space *vm) goto retry; } - if (!i915_vma_is_bound(vma, I915_VMA_GLOBAL_BIND)) { + if (evict_all || !i915_vma_is_bound(vma, I915_VMA_GLOBAL_BIND)) { i915_vma_wait_for_bind(vma); __i915_vma_evict(vma, false); @@ -172,13 +173,15 @@ void i915_ggtt_suspend_vm(struct i915_address_space *vm) vm->skip_pte_rewrite = save_skip_rewrite; mutex_unlock(&vm->mutex); + + drm_WARN_ON(&vm->i915->drm, evict_all && !list_empty(&vm->bound_list)); } void i915_ggtt_suspend(struct i915_ggtt *ggtt) { struct intel_gt *gt; - i915_ggtt_suspend_vm(&ggtt->vm); + i915_ggtt_suspend_vm(&ggtt->vm, false); ggtt->invalidate(ggtt); list_for_each_entry(gt, &ggtt->gt_list, ggtt_link) @@ -1545,6 +1548,7 @@ int i915_ggtt_enable_hw(struct drm_i915_private *i915) /** * i915_ggtt_resume_vm - Restore the memory mappings for a GGTT or DPT VM * @vm: The VM to restore the mappings for + * @all_evicted: Were all VMAs expected to be evicted on suspend? * * Restore the memory mappings for all objects mapped to HW via the GGTT or a * DPT page table. @@ -1552,13 +1556,18 @@ int i915_ggtt_enable_hw(struct drm_i915_private *i915) * Returns %true if restoring the mapping for any object that was in a write * domain before suspend. */ -bool i915_ggtt_resume_vm(struct i915_address_space *vm) +bool i915_ggtt_resume_vm(struct i915_address_space *vm, bool all_evicted) { struct i915_vma *vma; bool write_domain_objs = false; drm_WARN_ON(&vm->i915->drm, !vm->is_ggtt && !vm->is_dpt); + if (all_evicted) { + drm_WARN_ON(&vm->i915->drm, !list_empty(&vm->bound_list)); + return false; + } + /* First fill our portion of the GTT with scratch pages */ vm->clear_range(vm, 0, vm->total); @@ -1598,7 +1607,7 @@ void i915_ggtt_resume(struct i915_ggtt *ggtt) list_for_each_entry(gt, &ggtt->gt_list, ggtt_link) intel_gt_check_and_clear_faults(gt); - flush = i915_ggtt_resume_vm(&ggtt->vm); + flush = i915_ggtt_resume_vm(&ggtt->vm, false); if (drm_mm_node_allocated(&ggtt->error_capture)) ggtt->vm.scratch_range(&ggtt->vm, ggtt->error_capture.start, diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.h b/drivers/gpu/drm/i915/gt/intel_gtt.h index 6b85222ee3ea..0a36ea751b63 100644 --- a/drivers/gpu/drm/i915/gt/intel_gtt.h +++ b/drivers/gpu/drm/i915/gt/intel_gtt.h @@ -608,8 +608,8 @@ int i915_ppgtt_init_hw(struct intel_gt *gt); struct i915_ppgtt *i915_ppgtt_create(struct intel_gt *gt, unsigned long lmem_pt_obj_flags); -void i915_ggtt_suspend_vm(struct i915_address_space *vm); -bool i915_ggtt_resume_vm(struct i915_address_space *vm); +void i915_ggtt_suspend_vm(struct i915_address_space *vm, bool evict_all); +bool i915_ggtt_resume_vm(struct i915_address_space *vm, bool all_evicted); void i915_ggtt_suspend(struct i915_ggtt *gtt); void i915_ggtt_resume(struct i915_ggtt *ggtt); From 24387a21dc8d3d7be9ce7a99dba4d4477456caab Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 27 Nov 2024 08:11:17 +0200 Subject: [PATCH 136/179] Revert "drm/i915/dpt: Make DPT object unshrinkable" MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This reverts commit 51064d471c53dcc8eddd2333c3f1c1d9131ba36c. Now that we forcefully evict all DPT VMAs during suspend there should be no problem allowing the shrinker to eat the DPT objects. Cc: Brian Geffon Cc: Vidya Srinivas Closes: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/12965 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241127061117.25622-5-ville.syrjala@linux.intel.com Acked-by: Brian Geffon Reviewed-by: Vidya Srinivas Tested-by: Vidya Srinivas --- drivers/gpu/drm/i915/gem/i915_gem_object.h | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h index 3dc61cbd2e11..bb713e096db2 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h @@ -283,9 +283,7 @@ bool i915_gem_object_has_iomem(const struct drm_i915_gem_object *obj); static inline bool i915_gem_object_is_shrinkable(const struct drm_i915_gem_object *obj) { - /* TODO: make DPT shrinkable when it has no bound vmas */ - return i915_gem_object_type_has(obj, I915_GEM_OBJECT_IS_SHRINKABLE) && - !obj->is_dpt; + return i915_gem_object_type_has(obj, I915_GEM_OBJECT_IS_SHRINKABLE); } static inline bool From ecba559a88ab8399a41893d7828caf4dccbeab6c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 20 Nov 2024 18:41:20 +0200 Subject: [PATCH 137/179] drm/i915/dsb: Don't use indexed register writes needlessly MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Turns out the DSB indexed register write command has rather significant initial overhead compared to the normal MMIO write command. Based on some quick experiments on TGL you have to write the register at least ~5 times for the indexed write command to come out ahead. If you write the register less times than that the MMIO write is faster. So it seems my automagic indexed write logic was a bit misguided. Go back to the original approach only use indexed writes for the cases we know will benefit from it (indexed LUT register updates). Currently we shouldn't have any cases where this truly matters (just some rare double writes to the precision LUT index registers), but we will need to switch the legacy LUT updates to write each LUT register twice (to avoid some palette anti-collision logic troubles). This would be close to the worst case for using indexed writes (two writes per register, and 256 separate registers). Using the MMIO write command should shave off around 30% of the execution time compared to using the indexed write command. Cc: stable@vger.kernel.org Fixes: 34d8311f4a1c ("drm/i915/dsb: Re-instate DSB for LUT updates") Fixes: 25ea3411bd23 ("drm/i915/dsb: Use non-posted register writes for legacy LUT") Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241120164123.12706-2-ville.syrjala@linux.intel.com Reviewed-by: Uma Shankar --- drivers/gpu/drm/i915/display/intel_color.c | 51 +++++++++++++--------- drivers/gpu/drm/i915/display/intel_dsb.c | 19 ++++++-- drivers/gpu/drm/i915/display/intel_dsb.h | 2 + 3 files changed, 49 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 174753625bca..6ea3d5c58cb1 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -1343,6 +1343,17 @@ static void ilk_lut_write(const struct intel_crtc_state *crtc_state, intel_de_write_fw(display, reg, val); } +static void ilk_lut_write_indexed(const struct intel_crtc_state *crtc_state, + i915_reg_t reg, u32 val) +{ + struct intel_display *display = to_intel_display(crtc_state); + + if (crtc_state->dsb_color_vblank) + intel_dsb_reg_write_indexed(crtc_state->dsb_color_vblank, reg, val); + else + intel_de_write_fw(display, reg, val); +} + static void ilk_load_lut_8(const struct intel_crtc_state *crtc_state, const struct drm_property_blob *blob) { @@ -1458,8 +1469,8 @@ static void bdw_load_lut_10(const struct intel_crtc_state *crtc_state, prec_index); for (i = 0; i < lut_size; i++) - ilk_lut_write(crtc_state, PREC_PAL_DATA(pipe), - ilk_lut_10(&lut[i])); + ilk_lut_write_indexed(crtc_state, PREC_PAL_DATA(pipe), + ilk_lut_10(&lut[i])); /* * Reset the index, otherwise it prevents the legacy palette to be @@ -1612,16 +1623,16 @@ static void glk_load_degamma_lut(const struct intel_crtc_state *crtc_state, * ToDo: Extend to max 7.0. Enable 32 bit input value * as compared to just 16 to achieve this. */ - ilk_lut_write(crtc_state, PRE_CSC_GAMC_DATA(pipe), - DISPLAY_VER(display) >= 14 ? - mtl_degamma_lut(&lut[i]) : glk_degamma_lut(&lut[i])); + ilk_lut_write_indexed(crtc_state, PRE_CSC_GAMC_DATA(pipe), + DISPLAY_VER(display) >= 14 ? + mtl_degamma_lut(&lut[i]) : glk_degamma_lut(&lut[i])); } /* Clamp values > 1.0. */ while (i++ < glk_degamma_lut_size(display)) - ilk_lut_write(crtc_state, PRE_CSC_GAMC_DATA(pipe), - DISPLAY_VER(display) >= 14 ? - 1 << 24 : 1 << 16); + ilk_lut_write_indexed(crtc_state, PRE_CSC_GAMC_DATA(pipe), + DISPLAY_VER(display) >= 14 ? + 1 << 24 : 1 << 16); ilk_lut_write(crtc_state, PRE_CSC_GAMC_INDEX(pipe), 0); } @@ -1687,10 +1698,10 @@ icl_program_gamma_superfine_segment(const struct intel_crtc_state *crtc_state) for (i = 0; i < 9; i++) { const struct drm_color_lut *entry = &lut[i]; - ilk_lut_write(crtc_state, PREC_PAL_MULTI_SEG_DATA(pipe), - ilk_lut_12p4_ldw(entry)); - ilk_lut_write(crtc_state, PREC_PAL_MULTI_SEG_DATA(pipe), - ilk_lut_12p4_udw(entry)); + ilk_lut_write_indexed(crtc_state, PREC_PAL_MULTI_SEG_DATA(pipe), + ilk_lut_12p4_ldw(entry)); + ilk_lut_write_indexed(crtc_state, PREC_PAL_MULTI_SEG_DATA(pipe), + ilk_lut_12p4_udw(entry)); } ilk_lut_write(crtc_state, PREC_PAL_MULTI_SEG_INDEX(pipe), @@ -1726,10 +1737,10 @@ icl_program_gamma_multi_segment(const struct intel_crtc_state *crtc_state) for (i = 1; i < 257; i++) { entry = &lut[i * 8]; - ilk_lut_write(crtc_state, PREC_PAL_DATA(pipe), - ilk_lut_12p4_ldw(entry)); - ilk_lut_write(crtc_state, PREC_PAL_DATA(pipe), - ilk_lut_12p4_udw(entry)); + ilk_lut_write_indexed(crtc_state, PREC_PAL_DATA(pipe), + ilk_lut_12p4_ldw(entry)); + ilk_lut_write_indexed(crtc_state, PREC_PAL_DATA(pipe), + ilk_lut_12p4_udw(entry)); } /* @@ -1747,10 +1758,10 @@ icl_program_gamma_multi_segment(const struct intel_crtc_state *crtc_state) for (i = 0; i < 256; i++) { entry = &lut[i * 8 * 128]; - ilk_lut_write(crtc_state, PREC_PAL_DATA(pipe), - ilk_lut_12p4_ldw(entry)); - ilk_lut_write(crtc_state, PREC_PAL_DATA(pipe), - ilk_lut_12p4_udw(entry)); + ilk_lut_write_indexed(crtc_state, PREC_PAL_DATA(pipe), + ilk_lut_12p4_ldw(entry)); + ilk_lut_write_indexed(crtc_state, PREC_PAL_DATA(pipe), + ilk_lut_12p4_udw(entry)); } ilk_lut_write(crtc_state, PREC_PAL_INDEX(pipe), diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c index b7b44399adaa..4d3785f5cb52 100644 --- a/drivers/gpu/drm/i915/display/intel_dsb.c +++ b/drivers/gpu/drm/i915/display/intel_dsb.c @@ -273,16 +273,20 @@ static bool intel_dsb_prev_ins_is_indexed_write(struct intel_dsb *dsb, i915_reg_ } /** - * intel_dsb_reg_write() - Emit register wriite to the DSB context + * intel_dsb_reg_write_indexed() - Emit register wriite to the DSB context * @dsb: DSB context * @reg: register address. * @val: value. * * This function is used for writing register-value pair in command * buffer of DSB. + * + * Note that indexed writes are slower than normal MMIO writes + * for a small number (less than 5 or so) of writes to the same + * register. */ -void intel_dsb_reg_write(struct intel_dsb *dsb, - i915_reg_t reg, u32 val) +void intel_dsb_reg_write_indexed(struct intel_dsb *dsb, + i915_reg_t reg, u32 val) { /* * For example the buffer will look like below for 3 dwords for auto @@ -340,6 +344,15 @@ void intel_dsb_reg_write(struct intel_dsb *dsb, } } +void intel_dsb_reg_write(struct intel_dsb *dsb, + i915_reg_t reg, u32 val) +{ + intel_dsb_emit(dsb, val, + (DSB_OPCODE_MMIO_WRITE << DSB_OPCODE_SHIFT) | + (DSB_BYTE_EN << DSB_BYTE_EN_SHIFT) | + i915_mmio_reg_offset(reg)); +} + static u32 intel_dsb_mask_to_byte_en(u32 mask) { return (!!(mask & 0xff000000) << 3 | diff --git a/drivers/gpu/drm/i915/display/intel_dsb.h b/drivers/gpu/drm/i915/display/intel_dsb.h index 33e0fc2ab380..da6df07a3c83 100644 --- a/drivers/gpu/drm/i915/display/intel_dsb.h +++ b/drivers/gpu/drm/i915/display/intel_dsb.h @@ -34,6 +34,8 @@ void intel_dsb_finish(struct intel_dsb *dsb); void intel_dsb_cleanup(struct intel_dsb *dsb); void intel_dsb_reg_write(struct intel_dsb *dsb, i915_reg_t reg, u32 val); +void intel_dsb_reg_write_indexed(struct intel_dsb *dsb, + i915_reg_t reg, u32 val); void intel_dsb_reg_write_masked(struct intel_dsb *dsb, i915_reg_t reg, u32 mask, u32 val); void intel_dsb_noop(struct intel_dsb *dsb, int count); From 2504a316b35d49522f39cf0dc01830d7c36a9be4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 20 Nov 2024 18:41:21 +0200 Subject: [PATCH 138/179] drm/i915/color: Stop using non-posted DSB writes for legacy LUT MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit DSB LUT register writes vs. palette anti-collision logic appear to interact in interesting ways: - posted DSB writes simply vanish into thin air while anti-collision is active - non-posted DSB writes actually get blocked by the anti-collision logic, but unfortunately this ends up hogging the bus for long enough that unrelated parallel CPU MMIO accesses start to disappear instead Even though we are updating the LUT during vblank we aren't immune to the anti-collision logic because it kicks in briefly for pipe prefill (initiated at frame start). The safe time window for performing the LUT update is thus between the undelayed vblank and frame start. Turns out that with low enough CDCLK frequency (DSB execution speed depends on CDCLK) we can exceed that. As we are currently using non-posted writes for the legacy LUT updates, in which case we can hit the far more severe failure mode. The problem is exacerbated by the fact that non-posted writes are much slower than posted writes (~4x it seems). To mititage the problem let's switch to using posted DSB writes for legacy LUT updates (which will involve using the double write approach to avoid other problems with DSB vs. legacy LUT writes). Despite writing each register twice this will in fact make the legacy LUT update faster when compared to the non-posted write approach, making the problem less likely to appear. The failure mode is also less severe. This isn't the 100% solution we need though. That will involve estimating how long the LUT update will take, and pushing frame start and/or delayed vblank forward to guarantee that the update will have finished by the time the pipe prefill starts... Cc: stable@vger.kernel.org Fixes: 34d8311f4a1c ("drm/i915/dsb: Re-instate DSB for LUT updates") Fixes: 25ea3411bd23 ("drm/i915/dsb: Use non-posted register writes for legacy LUT") Closes: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/12494 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241120164123.12706-3-ville.syrjala@linux.intel.com Reviewed-by: Uma Shankar --- drivers/gpu/drm/i915/display/intel_color.c | 30 ++++++++++++++-------- 1 file changed, 20 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 6ea3d5c58cb1..7cd902bbd244 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -1368,19 +1368,29 @@ static void ilk_load_lut_8(const struct intel_crtc_state *crtc_state, lut = blob->data; /* - * DSB fails to correctly load the legacy LUT - * unless we either write each entry twice, - * or use non-posted writes + * DSB fails to correctly load the legacy LUT unless + * we either write each entry twice when using posted + * writes, or we use non-posted writes. + * + * If palette anti-collision is active during LUT + * register writes: + * - posted writes simply get dropped and thus the LUT + * contents may not be correctly updated + * - non-posted writes are blocked and thus the LUT + * contents are always correct, but simultaneous CPU + * MMIO access will start to fail + * + * Choose the lesser of two evils and use posted writes. + * Using posted writes is also faster, even when having + * to write each register twice. */ - if (crtc_state->dsb_color_vblank) - intel_dsb_nonpost_start(crtc_state->dsb_color_vblank); - - for (i = 0; i < 256; i++) + for (i = 0; i < 256; i++) { ilk_lut_write(crtc_state, LGC_PALETTE(pipe, i), i9xx_lut_8(&lut[i])); - - if (crtc_state->dsb_color_vblank) - intel_dsb_nonpost_end(crtc_state->dsb_color_vblank); + if (crtc_state->dsb_color_vblank) + ilk_lut_write(crtc_state, LGC_PALETTE(pipe, i), + i9xx_lut_8(&lut[i])); + } } static void ilk_load_lut_10(const struct intel_crtc_state *crtc_state, From da5bb8974c8a729aed4ce1c04fb582f13ddcb954 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 20 Nov 2024 18:41:22 +0200 Subject: [PATCH 139/179] drm/i915/dsb: Nuke the MMIO->indexed register write logic MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We've determined that indexed DSB writes are only faster than MMIO writes when writing the same register ~5 or more times. That seems very unlikely to happen in any other case than when using indexed LUT registers. Simplify the code by removing the MMIO->indexed write conversion logic and just emit the instruction as an indexed write from the get go. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241120164123.12706-4-ville.syrjala@linux.intel.com Reviewed-by: Uma Shankar --- drivers/gpu/drm/i915/display/intel_dsb.c | 58 ++++++------------------ 1 file changed, 14 insertions(+), 44 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c index 4d3785f5cb52..e6f8fc743fb4 100644 --- a/drivers/gpu/drm/i915/display/intel_dsb.c +++ b/drivers/gpu/drm/i915/display/intel_dsb.c @@ -256,15 +256,6 @@ static bool intel_dsb_prev_ins_is_write(struct intel_dsb *dsb, return prev_opcode == opcode && prev_reg == i915_mmio_reg_offset(reg); } -static bool intel_dsb_prev_ins_is_mmio_write(struct intel_dsb *dsb, i915_reg_t reg) -{ - /* only full byte-enables can be converted to indexed writes */ - return intel_dsb_prev_ins_is_write(dsb, - DSB_OPCODE_MMIO_WRITE << DSB_OPCODE_SHIFT | - DSB_BYTE_EN << DSB_BYTE_EN_SHIFT, - reg); -} - static bool intel_dsb_prev_ins_is_indexed_write(struct intel_dsb *dsb, i915_reg_t reg) { return intel_dsb_prev_ins_is_write(dsb, @@ -273,7 +264,7 @@ static bool intel_dsb_prev_ins_is_indexed_write(struct intel_dsb *dsb, i915_reg_ } /** - * intel_dsb_reg_write_indexed() - Emit register wriite to the DSB context + * intel_dsb_reg_write_indexed() - Emit indexed register write to the DSB context * @dsb: DSB context * @reg: register address. * @val: value. @@ -304,44 +295,23 @@ void intel_dsb_reg_write_indexed(struct intel_dsb *dsb, * we are writing odd no of dwords, Zeros will be added in the end for * padding. */ - if (!intel_dsb_prev_ins_is_mmio_write(dsb, reg) && - !intel_dsb_prev_ins_is_indexed_write(dsb, reg)) { - intel_dsb_emit(dsb, val, - (DSB_OPCODE_MMIO_WRITE << DSB_OPCODE_SHIFT) | - (DSB_BYTE_EN << DSB_BYTE_EN_SHIFT) | + if (!intel_dsb_prev_ins_is_indexed_write(dsb, reg)) + intel_dsb_emit(dsb, 0, /* count */ + (DSB_OPCODE_INDEXED_WRITE << DSB_OPCODE_SHIFT) | i915_mmio_reg_offset(reg)); - } else { - if (!assert_dsb_has_room(dsb)) - return; - /* convert to indexed write? */ - if (intel_dsb_prev_ins_is_mmio_write(dsb, reg)) { - u32 prev_val = dsb->ins[0]; + if (!assert_dsb_has_room(dsb)) + return; - dsb->ins[0] = 1; /* count */ - dsb->ins[1] = (DSB_OPCODE_INDEXED_WRITE << DSB_OPCODE_SHIFT) | - i915_mmio_reg_offset(reg); + /* Update the count */ + dsb->ins[0]++; + intel_dsb_buffer_write(&dsb->dsb_buf, dsb->ins_start_offset + 0, + dsb->ins[0]); - intel_dsb_buffer_write(&dsb->dsb_buf, dsb->ins_start_offset + 0, - dsb->ins[0]); - intel_dsb_buffer_write(&dsb->dsb_buf, dsb->ins_start_offset + 1, - dsb->ins[1]); - intel_dsb_buffer_write(&dsb->dsb_buf, dsb->ins_start_offset + 2, - prev_val); - - dsb->free_pos++; - } - - intel_dsb_buffer_write(&dsb->dsb_buf, dsb->free_pos++, val); - /* Update the count */ - dsb->ins[0]++; - intel_dsb_buffer_write(&dsb->dsb_buf, dsb->ins_start_offset + 0, - dsb->ins[0]); - - /* if number of data words is odd, then the last dword should be 0.*/ - if (dsb->free_pos & 0x1) - intel_dsb_buffer_write(&dsb->dsb_buf, dsb->free_pos, 0); - } + intel_dsb_buffer_write(&dsb->dsb_buf, dsb->free_pos++, val); + /* if number of data words is odd, then the last dword should be 0.*/ + if (dsb->free_pos & 0x1) + intel_dsb_buffer_write(&dsb->dsb_buf, dsb->free_pos, 0); } void intel_dsb_reg_write(struct intel_dsb *dsb, From 57ecdc5521831b179d34109a74f993371fb2730e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 6 Nov 2024 23:58:52 +0200 Subject: [PATCH 140/179] drm/i915/pps: Store the power cycle delay without the +1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The code initializing the power sequencing delays is a bit hard to follow. One confusing thing is that we keep doing the +/-1 adjustment for the hardware register value in several places. Simplify this a bit by doing the adjustment only when reading or writing the actual register. This also matches how the LVDS code does things. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-2-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_pps.c | 28 ++++++++++-------------- 1 file changed, 12 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 093fe37a3983..83d65105f32b 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1390,7 +1390,7 @@ static void intel_pps_readout_hw_state(struct intel_dp *intel_dp, struct edp_power_seq *seq) { struct intel_display *display = to_intel_display(intel_dp); - u32 pp_on, pp_off, pp_ctl; + u32 pp_on, pp_off, pp_ctl, power_cycle_delay; struct pps_registers regs; intel_pps_get_registers(intel_dp, ®s); @@ -1415,10 +1415,13 @@ intel_pps_readout_hw_state(struct intel_dp *intel_dp, struct edp_power_seq *seq) pp_div = intel_de_read(display, regs.pp_div); - seq->t11_t12 = REG_FIELD_GET(PANEL_POWER_CYCLE_DELAY_MASK, pp_div) * 1000; + power_cycle_delay = REG_FIELD_GET(PANEL_POWER_CYCLE_DELAY_MASK, pp_div); } else { - seq->t11_t12 = REG_FIELD_GET(BXT_POWER_CYCLE_DELAY_MASK, pp_ctl) * 1000; + power_cycle_delay = REG_FIELD_GET(BXT_POWER_CYCLE_DELAY_MASK, pp_ctl); } + + /* hardware wants +1 in 100ms units */ + seq->t11_t12 = power_cycle_delay ? (power_cycle_delay - 1) * 1000 : 0; } static void @@ -1494,12 +1497,6 @@ static void pps_init_delays_vbt(struct intel_dp *intel_dp, vbt->t11_t12); } - /* T11_T12 delay is special and actually in units of 100ms, but zero - * based in the hw (so we need to add 100 ms). But the sw vbt - * table multiplies it with 1000 to make it in units of 100usec, - * too. */ - vbt->t11_t12 += 100 * 10; - intel_pps_dump_state(intel_dp, "vbt", vbt); } @@ -1516,11 +1513,7 @@ static void pps_init_delays_spec(struct intel_dp *intel_dp, spec->t8 = 50 * 10; /* no limit for t8, use t7 instead */ spec->t9 = 50 * 10; /* no limit for t9, make it symmetric with t8 */ spec->t10 = 500 * 10; - /* This one is special and actually in units of 100ms, but zero - * based in the hw (so we need to add 100 ms). But the sw vbt - * table multiplies it with 1000 to make it in units of 100usec, - * too. */ - spec->t11_t12 = (510 + 100) * 10; + spec->t11_t12 = 510 * 10; intel_pps_dump_state(intel_dp, "spec", spec); } @@ -1665,11 +1658,14 @@ static void pps_init_registers(struct intel_dp *intel_dp, bool force_disable_vdd */ if (i915_mmio_reg_valid(regs.pp_div)) intel_de_write(display, regs.pp_div, - REG_FIELD_PREP(PP_REFERENCE_DIVIDER_MASK, (100 * div) / 2 - 1) | REG_FIELD_PREP(PANEL_POWER_CYCLE_DELAY_MASK, DIV_ROUND_UP(seq->t11_t12, 1000))); + REG_FIELD_PREP(PP_REFERENCE_DIVIDER_MASK, + (100 * div) / 2 - 1) | + REG_FIELD_PREP(PANEL_POWER_CYCLE_DELAY_MASK, + DIV_ROUND_UP(seq->t11_t12, 1000) + 1)); else intel_de_rmw(display, regs.pp_ctrl, BXT_POWER_CYCLE_DELAY_MASK, REG_FIELD_PREP(BXT_POWER_CYCLE_DELAY_MASK, - DIV_ROUND_UP(seq->t11_t12, 1000))); + DIV_ROUND_UP(seq->t11_t12, 1000) + 1)); drm_dbg_kms(display->drm, "panel power sequencer register settings: PP_ON %#x, PP_OFF %#x, PP_DIV %#x\n", From dac2ec8d3ba26c1d5233ae28298bdf73f30e9117 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 6 Nov 2024 23:58:53 +0200 Subject: [PATCH 141/179] drm/i915/pps: Decouple pps delays from VBT struct definition MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We currently lack a proper struct definition for the VBT power squencing delays, and instead we use the same struct definition (in intel_bios.h) for both the VBT layout and our driver side state. Decouple those two things by moving the current struct into intel_vbt_defs.h and adding a new one for the driver's use. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-3-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bios.c | 15 +++++++++++--- drivers/gpu/drm/i915/display/intel_bios.h | 8 -------- .../drm/i915/display/intel_display_types.h | 15 +++++++++++--- drivers/gpu/drm/i915/display/intel_dp_aux.c | 1 - drivers/gpu/drm/i915/display/intel_pps.c | 20 +++++++++---------- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 8 ++++++++ 6 files changed, 42 insertions(+), 25 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index a4cdd82c4a75..31398de08e7f 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1402,12 +1402,21 @@ parse_power_conservation_features(struct intel_display *display, panel_type); } +static void vbt_edp_to_pps_delays(struct intel_pps_delays *pps, + const struct edp_power_seq *edp_pps) +{ + pps->t1_t3 = edp_pps->t1_t3; + pps->t8 = edp_pps->t8; + pps->t9 = edp_pps->t9; + pps->t10 = edp_pps->t10; + pps->t11_t12 = edp_pps->t11_t12; +} + static void parse_edp(struct intel_display *display, struct intel_panel *panel) { const struct bdb_edp *edp; - const struct edp_power_seq *edp_pps; const struct edp_fast_link_params *edp_link_params; int panel_type = panel->vbt.panel_type; @@ -1428,10 +1437,10 @@ parse_edp(struct intel_display *display, } /* Get the eDP sequencing and link info */ - edp_pps = &edp->power_seqs[panel_type]; edp_link_params = &edp->fast_link_params[panel_type]; - panel->vbt.edp.pps = *edp_pps; + vbt_edp_to_pps_delays(&panel->vbt.edp.pps, + &edp->power_seqs[panel_type]); if (display->vbt.version >= 224) { panel->vbt.edp.rate = diff --git a/drivers/gpu/drm/i915/display/intel_bios.h b/drivers/gpu/drm/i915/display/intel_bios.h index 8b703f6cfe17..f9841f0498c6 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.h +++ b/drivers/gpu/drm/i915/display/intel_bios.h @@ -50,14 +50,6 @@ enum intel_backlight_type { INTEL_BACKLIGHT_VESA_EDP_AUX_INTERFACE, }; -struct edp_power_seq { - u16 t1_t3; - u16 t8; - u16 t9; - u16 t10; - u16 t11_t12; -} __packed; - /* * MIPI Sequence Block definitions * diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index d7ce8f01645b..31c30ad90900 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -301,6 +301,15 @@ struct intel_panel_bl_funcs { u32 (*hz_to_pwm)(struct intel_connector *connector, u32 hz); }; +/* in 100us units */ +struct intel_pps_delays { + u16 t1_t3; + u16 t8; + u16 t9; + u16 t10; + u16 t11_t12; +}; + enum drrs_type { DRRS_TYPE_NONE, DRRS_TYPE_STATIC, @@ -328,7 +337,7 @@ struct intel_vbt_panel_data { int preemphasis; int vswing; int bpp; - struct edp_power_seq pps; + struct intel_pps_delays pps; u8 drrs_msa_timing_delay; bool low_vswing; bool hobl; @@ -1570,8 +1579,8 @@ struct intel_pps { * requiring a reinitialization. Only relevant on BXT+. */ bool bxt_pps_reset; - struct edp_power_seq pps_delays; - struct edp_power_seq bios_pps_delays; + struct intel_pps_delays pps_delays; + struct intel_pps_delays bios_pps_delays; }; struct intel_psr { diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux.c b/drivers/gpu/drm/i915/display/intel_dp_aux.c index 04a7acd7f73c..7daa8a95dc70 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_aux.c +++ b/drivers/gpu/drm/i915/display/intel_dp_aux.c @@ -6,7 +6,6 @@ #include "i915_drv.h" #include "i915_reg.h" #include "i915_trace.h" -#include "intel_bios.h" #include "intel_de.h" #include "intel_display_types.h" #include "intel_dp.h" diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 83d65105f32b..c57b9aca5a31 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1387,7 +1387,7 @@ static void pps_init_timestamps(struct intel_dp *intel_dp) } static void -intel_pps_readout_hw_state(struct intel_dp *intel_dp, struct edp_power_seq *seq) +intel_pps_readout_hw_state(struct intel_dp *intel_dp, struct intel_pps_delays *seq) { struct intel_display *display = to_intel_display(intel_dp); u32 pp_on, pp_off, pp_ctl, power_cycle_delay; @@ -1426,7 +1426,7 @@ intel_pps_readout_hw_state(struct intel_dp *intel_dp, struct edp_power_seq *seq) static void intel_pps_dump_state(struct intel_dp *intel_dp, const char *state_name, - const struct edp_power_seq *seq) + const struct intel_pps_delays *seq) { struct intel_display *display = to_intel_display(intel_dp); @@ -1440,8 +1440,8 @@ static void intel_pps_verify_state(struct intel_dp *intel_dp) { struct intel_display *display = to_intel_display(intel_dp); - struct edp_power_seq hw; - struct edp_power_seq *sw = &intel_dp->pps.pps_delays; + struct intel_pps_delays hw; + struct intel_pps_delays *sw = &intel_dp->pps.pps_delays; intel_pps_readout_hw_state(intel_dp, &hw); @@ -1453,14 +1453,14 @@ intel_pps_verify_state(struct intel_dp *intel_dp) } } -static bool pps_delays_valid(struct edp_power_seq *delays) +static bool pps_delays_valid(struct intel_pps_delays *delays) { return delays->t1_t3 || delays->t8 || delays->t9 || delays->t10 || delays->t11_t12; } static void pps_init_delays_bios(struct intel_dp *intel_dp, - struct edp_power_seq *bios) + struct intel_pps_delays *bios) { struct intel_display *display = to_intel_display(intel_dp); @@ -1475,7 +1475,7 @@ static void pps_init_delays_bios(struct intel_dp *intel_dp, } static void pps_init_delays_vbt(struct intel_dp *intel_dp, - struct edp_power_seq *vbt) + struct intel_pps_delays *vbt) { struct intel_display *display = to_intel_display(intel_dp); struct intel_connector *connector = intel_dp->attached_connector; @@ -1501,7 +1501,7 @@ static void pps_init_delays_vbt(struct intel_dp *intel_dp, } static void pps_init_delays_spec(struct intel_dp *intel_dp, - struct edp_power_seq *spec) + struct intel_pps_delays *spec) { struct intel_display *display = to_intel_display(intel_dp); @@ -1521,7 +1521,7 @@ static void pps_init_delays_spec(struct intel_dp *intel_dp, static void pps_init_delays(struct intel_dp *intel_dp) { struct intel_display *display = to_intel_display(intel_dp); - struct edp_power_seq cur, vbt, spec, + struct intel_pps_delays cur, vbt, spec, *final = &intel_dp->pps.pps_delays; lockdep_assert_held(&display->pps.mutex); @@ -1589,7 +1589,7 @@ static void pps_init_registers(struct intel_dp *intel_dp, bool force_disable_vdd int div = DISPLAY_RUNTIME_INFO(display)->rawclk_freq / 1000; struct pps_registers regs; enum port port = dp_to_dig_port(intel_dp)->base.port; - const struct edp_power_seq *seq = &intel_dp->pps.pps_delays; + const struct intel_pps_delays *seq = &intel_dp->pps.pps_delays; lockdep_assert_held(&display->pps.mutex); diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index 42022756bbd5..e9b809568cd4 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -1014,6 +1014,14 @@ struct bdb_tv_options { * Block 27 - eDP VBT Block */ +struct edp_power_seq { + u16 t1_t3; + u16 t8; + u16 t9; + u16 t10; + u16 t11_t12; +} __packed; + #define EDP_18BPP 0 #define EDP_24BPP 1 #define EDP_30BPP 2 From c55bc703095ac5e22f30ae2699a846562fcda2d2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 6 Nov 2024 23:58:54 +0200 Subject: [PATCH 142/179] drm/i915/pps: Rename intel_pps_delay members MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Stop using the semi-random eDP spec T1,T3,... names for the power sequencing delays, and instead call them by their human readable names. Much easier to keep track what delay goes where when you don't have to constantly cross reference against the eDP spec. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-4-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_bios.c | 10 +- .../drm/i915/display/intel_display_types.h | 10 +- drivers/gpu/drm/i915/display/intel_pps.c | 92 ++++++++++--------- 3 files changed, 58 insertions(+), 54 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 31398de08e7f..e0e4e9b62d8d 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1405,11 +1405,11 @@ parse_power_conservation_features(struct intel_display *display, static void vbt_edp_to_pps_delays(struct intel_pps_delays *pps, const struct edp_power_seq *edp_pps) { - pps->t1_t3 = edp_pps->t1_t3; - pps->t8 = edp_pps->t8; - pps->t9 = edp_pps->t9; - pps->t10 = edp_pps->t10; - pps->t11_t12 = edp_pps->t11_t12; + pps->power_up = edp_pps->t1_t3; + pps->backlight_on = edp_pps->t8; + pps->backlight_off = edp_pps->t9; + pps->power_down = edp_pps->t10; + pps->power_cycle = edp_pps->t11_t12; } static void diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 31c30ad90900..5f827182b973 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -303,11 +303,11 @@ struct intel_panel_bl_funcs { /* in 100us units */ struct intel_pps_delays { - u16 t1_t3; - u16 t8; - u16 t9; - u16 t10; - u16 t11_t12; + u16 power_up; /* eDP: T1+T3 */ + u16 backlight_on; /* eDP: T8 */ + u16 backlight_off; /* eDP: T9 */ + u16 power_down; /* eDP: T10 */ + u16 power_cycle; /* eDP: T11+T12 */ }; enum drrs_type { diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index c57b9aca5a31..ed52f84d4cf3 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -676,7 +676,7 @@ static void wait_panel_power_cycle(struct intel_dp *intel_dp) pps_name(intel_dp)); /* take the difference of current time and panel power off time - * and then make panel wait for t11_t12 if needed. */ + * and then make panel wait for power_cycle if needed. */ panel_power_on_time = ktime_get_boottime(); panel_power_off_duration = ktime_ms_delta(panel_power_on_time, intel_dp->pps.panel_power_off_time); @@ -1405,10 +1405,10 @@ intel_pps_readout_hw_state(struct intel_dp *intel_dp, struct intel_pps_delays *s pp_off = intel_de_read(display, regs.pp_off); /* Pull timing values out of registers */ - seq->t1_t3 = REG_FIELD_GET(PANEL_POWER_UP_DELAY_MASK, pp_on); - seq->t8 = REG_FIELD_GET(PANEL_LIGHT_ON_DELAY_MASK, pp_on); - seq->t9 = REG_FIELD_GET(PANEL_LIGHT_OFF_DELAY_MASK, pp_off); - seq->t10 = REG_FIELD_GET(PANEL_POWER_DOWN_DELAY_MASK, pp_off); + seq->power_up = REG_FIELD_GET(PANEL_POWER_UP_DELAY_MASK, pp_on); + seq->backlight_on = REG_FIELD_GET(PANEL_LIGHT_ON_DELAY_MASK, pp_on); + seq->backlight_off = REG_FIELD_GET(PANEL_LIGHT_OFF_DELAY_MASK, pp_off); + seq->power_down = REG_FIELD_GET(PANEL_POWER_DOWN_DELAY_MASK, pp_off); if (i915_mmio_reg_valid(regs.pp_div)) { u32 pp_div; @@ -1421,7 +1421,7 @@ intel_pps_readout_hw_state(struct intel_dp *intel_dp, struct intel_pps_delays *s } /* hardware wants +1 in 100ms units */ - seq->t11_t12 = power_cycle_delay ? (power_cycle_delay - 1) * 1000 : 0; + seq->power_cycle = power_cycle_delay ? (power_cycle_delay - 1) * 1000 : 0; } static void @@ -1431,9 +1431,9 @@ intel_pps_dump_state(struct intel_dp *intel_dp, const char *state_name, struct intel_display *display = to_intel_display(intel_dp); drm_dbg_kms(display->drm, - "%s t1_t3 %d t8 %d t9 %d t10 %d t11_t12 %d\n", - state_name, - seq->t1_t3, seq->t8, seq->t9, seq->t10, seq->t11_t12); + "%s power_up %d backlight_on %d backlight_off %d power_down %d power_cycle %d\n", + state_name, seq->power_up, seq->backlight_on, + seq->backlight_off, seq->power_down, seq->power_cycle); } static void @@ -1445,8 +1445,11 @@ intel_pps_verify_state(struct intel_dp *intel_dp) intel_pps_readout_hw_state(intel_dp, &hw); - if (hw.t1_t3 != sw->t1_t3 || hw.t8 != sw->t8 || hw.t9 != sw->t9 || - hw.t10 != sw->t10 || hw.t11_t12 != sw->t11_t12) { + if (hw.power_up != sw->power_up || + hw.backlight_on != sw->backlight_on || + hw.backlight_off != sw->backlight_off || + hw.power_down != sw->power_down || + hw.power_cycle != sw->power_cycle) { drm_err(display->drm, "PPS state mismatch\n"); intel_pps_dump_state(intel_dp, "sw", sw); intel_pps_dump_state(intel_dp, "hw", &hw); @@ -1455,8 +1458,8 @@ intel_pps_verify_state(struct intel_dp *intel_dp) static bool pps_delays_valid(struct intel_pps_delays *delays) { - return delays->t1_t3 || delays->t8 || delays->t9 || - delays->t10 || delays->t11_t12; + return delays->power_up || delays->backlight_on || delays->backlight_off || + delays->power_down || delays->power_cycle; } static void pps_init_delays_bios(struct intel_dp *intel_dp, @@ -1491,10 +1494,10 @@ static void pps_init_delays_vbt(struct intel_dp *intel_dp, * seems sufficient to avoid this problem. */ if (intel_has_quirk(display, QUIRK_INCREASE_T12_DELAY)) { - vbt->t11_t12 = max_t(u16, vbt->t11_t12, 1300 * 10); + vbt->power_cycle = max_t(u16, vbt->power_cycle, 1300 * 10); drm_dbg_kms(display->drm, "Increasing T12 panel delay as per the quirk to %d\n", - vbt->t11_t12); + vbt->power_cycle); } intel_pps_dump_state(intel_dp, "vbt", vbt); @@ -1509,11 +1512,11 @@ static void pps_init_delays_spec(struct intel_dp *intel_dp, /* Upper limits from eDP 1.3 spec. Note that we use the clunky units of * our hw here, which are all in 100usec. */ - spec->t1_t3 = 210 * 10; - spec->t8 = 50 * 10; /* no limit for t8, use t7 instead */ - spec->t9 = 50 * 10; /* no limit for t9, make it symmetric with t8 */ - spec->t10 = 500 * 10; - spec->t11_t12 = 510 * 10; + spec->power_up = 210 * 10; /* T1+T3 */ + spec->backlight_on = 50 * 10; /* no limit for T8, use T7 instead */ + spec->backlight_off = 50 * 10; /* no limit for T9, make it symmetric with T8 */ + spec->power_down = 500 * 10; /* T10 */ + spec->power_cycle = 510 * 10; /* T11+T12 */ intel_pps_dump_state(intel_dp, "spec", spec); } @@ -1539,19 +1542,19 @@ static void pps_init_delays(struct intel_dp *intel_dp) #define assign_final(field) final->field = (max(cur.field, vbt.field) == 0 ? \ spec.field : \ max(cur.field, vbt.field)) - assign_final(t1_t3); - assign_final(t8); - assign_final(t9); - assign_final(t10); - assign_final(t11_t12); + assign_final(power_up); + assign_final(backlight_on); + assign_final(backlight_off); + assign_final(power_down); + assign_final(power_cycle); #undef assign_final #define get_delay(field) (DIV_ROUND_UP(final->field, 10)) - intel_dp->pps.panel_power_up_delay = get_delay(t1_t3); - intel_dp->pps.backlight_on_delay = get_delay(t8); - intel_dp->pps.backlight_off_delay = get_delay(t9); - intel_dp->pps.panel_power_down_delay = get_delay(t10); - intel_dp->pps.panel_power_cycle_delay = get_delay(t11_t12); + intel_dp->pps.panel_power_up_delay = get_delay(power_up); + intel_dp->pps.backlight_on_delay = get_delay(backlight_on); + intel_dp->pps.backlight_off_delay = get_delay(backlight_off); + intel_dp->pps.panel_power_down_delay = get_delay(power_down); + intel_dp->pps.panel_power_cycle_delay = get_delay(power_cycle); #undef get_delay drm_dbg_kms(display->drm, @@ -1566,19 +1569,20 @@ static void pps_init_delays(struct intel_dp *intel_dp) /* * We override the HW backlight delays to 1 because we do manual waits - * on them. For T8, even BSpec recommends doing it. For T9, if we - * don't do this, we'll end up waiting for the backlight off delay - * twice: once when we do the manual sleep, and once when we disable - * the panel and wait for the PP_STATUS bit to become zero. + * on them. For backlight_on, even BSpec recommends doing it. For + * backlight_off, if we don't do this, we'll end up waiting for the + * backlight off delay twice: once when we do the manual sleep, and + * once when we disable the panel and wait for the PP_STATUS bit to + * become zero. */ - final->t8 = 1; - final->t9 = 1; + final->backlight_on = 1; + final->backlight_off = 1; /* - * HW has only a 100msec granularity for t11_t12 so round it up + * HW has only a 100msec granularity for power_cycle so round it up * accordingly. */ - final->t11_t12 = roundup(final->t11_t12, 100 * 10); + final->power_cycle = roundup(final->power_cycle, 100 * 10); } static void pps_init_registers(struct intel_dp *intel_dp, bool force_disable_vdd) @@ -1622,10 +1626,10 @@ static void pps_init_registers(struct intel_dp *intel_dp, bool force_disable_vdd intel_de_write(display, regs.pp_ctrl, pp); } - pp_on = REG_FIELD_PREP(PANEL_POWER_UP_DELAY_MASK, seq->t1_t3) | - REG_FIELD_PREP(PANEL_LIGHT_ON_DELAY_MASK, seq->t8); - pp_off = REG_FIELD_PREP(PANEL_LIGHT_OFF_DELAY_MASK, seq->t9) | - REG_FIELD_PREP(PANEL_POWER_DOWN_DELAY_MASK, seq->t10); + pp_on = REG_FIELD_PREP(PANEL_POWER_UP_DELAY_MASK, seq->power_up) | + REG_FIELD_PREP(PANEL_LIGHT_ON_DELAY_MASK, seq->backlight_on); + pp_off = REG_FIELD_PREP(PANEL_LIGHT_OFF_DELAY_MASK, seq->backlight_off) | + REG_FIELD_PREP(PANEL_POWER_DOWN_DELAY_MASK, seq->power_down); /* Haswell doesn't have any port selection bits for the panel * power sequencer any more. */ @@ -1661,11 +1665,11 @@ static void pps_init_registers(struct intel_dp *intel_dp, bool force_disable_vdd REG_FIELD_PREP(PP_REFERENCE_DIVIDER_MASK, (100 * div) / 2 - 1) | REG_FIELD_PREP(PANEL_POWER_CYCLE_DELAY_MASK, - DIV_ROUND_UP(seq->t11_t12, 1000) + 1)); + DIV_ROUND_UP(seq->power_cycle, 1000) + 1)); else intel_de_rmw(display, regs.pp_ctrl, BXT_POWER_CYCLE_DELAY_MASK, REG_FIELD_PREP(BXT_POWER_CYCLE_DELAY_MASK, - DIV_ROUND_UP(seq->t11_t12, 1000) + 1)); + DIV_ROUND_UP(seq->power_cycle, 1000) + 1)); drm_dbg_kms(display->drm, "panel power sequencer register settings: PP_ON %#x, PP_OFF %#x, PP_DIV %#x\n", From ccae47c64b88142a62f4ef753d7e9a72981ab3f2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 6 Nov 2024 23:58:55 +0200 Subject: [PATCH 143/179] drm/i915/lvds: Use struct intel_pps_delays for LVDS power sequencing MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reuse struct intel_pps_delays for the LVDS power sequencing delays instead of hand rolling it all. Perhaps in the future we could reuse some of the same PPS code for both LVDS and eDP (assuming we can decouple the PPS code from intel_dp...). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-5-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- .../drm/i915/display/intel_display_types.h | 10 ++-- drivers/gpu/drm/i915/display/intel_lvds.c | 49 ++++++++++--------- 2 files changed, 30 insertions(+), 29 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 5f827182b973..ec68bbfed442 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -303,11 +303,11 @@ struct intel_panel_bl_funcs { /* in 100us units */ struct intel_pps_delays { - u16 power_up; /* eDP: T1+T3 */ - u16 backlight_on; /* eDP: T8 */ - u16 backlight_off; /* eDP: T9 */ - u16 power_down; /* eDP: T10 */ - u16 power_cycle; /* eDP: T11+T12 */ + u16 power_up; /* eDP: T1+T3, LVDS: T1+T2 */ + u16 backlight_on; /* eDP: T8, LVDS: T5 */ + u16 backlight_off; /* eDP: T9, LVDS: T6/TX */ + u16 power_down; /* eDP: T10, LVDS: T3 */ + u16 power_cycle; /* eDP: T11+T12, LVDS: T7+T4 */ }; enum drrs_type { diff --git a/drivers/gpu/drm/i915/display/intel_lvds.c b/drivers/gpu/drm/i915/display/intel_lvds.c index 6d7637ad980a..6ffd55c17445 100644 --- a/drivers/gpu/drm/i915/display/intel_lvds.c +++ b/drivers/gpu/drm/i915/display/intel_lvds.c @@ -57,12 +57,7 @@ /* Private structure for the integrated LVDS support */ struct intel_lvds_pps { - /* 100us units */ - int t1_t2; - int t3; - int t4; - int t5; - int tx; + struct intel_pps_delays delays; int divider; @@ -168,12 +163,12 @@ static void intel_lvds_pps_get_hw_state(struct drm_i915_private *dev_priv, val = intel_de_read(dev_priv, PP_ON_DELAYS(dev_priv, 0)); pps->port = REG_FIELD_GET(PANEL_PORT_SELECT_MASK, val); - pps->t1_t2 = REG_FIELD_GET(PANEL_POWER_UP_DELAY_MASK, val); - pps->t5 = REG_FIELD_GET(PANEL_LIGHT_ON_DELAY_MASK, val); + pps->delays.power_up = REG_FIELD_GET(PANEL_POWER_UP_DELAY_MASK, val); + pps->delays.backlight_on = REG_FIELD_GET(PANEL_LIGHT_ON_DELAY_MASK, val); val = intel_de_read(dev_priv, PP_OFF_DELAYS(dev_priv, 0)); - pps->t3 = REG_FIELD_GET(PANEL_POWER_DOWN_DELAY_MASK, val); - pps->tx = REG_FIELD_GET(PANEL_LIGHT_OFF_DELAY_MASK, val); + pps->delays.power_down = REG_FIELD_GET(PANEL_POWER_DOWN_DELAY_MASK, val); + pps->delays.backlight_off = REG_FIELD_GET(PANEL_LIGHT_OFF_DELAY_MASK, val); val = intel_de_read(dev_priv, PP_DIVISOR(dev_priv, 0)); pps->divider = REG_FIELD_GET(PP_REFERENCE_DIVIDER_MASK, val); @@ -186,25 +181,30 @@ static void intel_lvds_pps_get_hw_state(struct drm_i915_private *dev_priv, if (val) val--; /* Convert from 100ms to 100us units */ - pps->t4 = val * 1000; + pps->delays.power_cycle = val * 1000; if (DISPLAY_VER(dev_priv) < 5 && - pps->t1_t2 == 0 && pps->t5 == 0 && pps->t3 == 0 && pps->tx == 0) { + pps->delays.power_up == 0 && + pps->delays.backlight_on == 0 && + pps->delays.power_down == 0 && + pps->delays.backlight_off == 0) { drm_dbg_kms(&dev_priv->drm, "Panel power timings uninitialized, " "setting defaults\n"); /* Set T2 to 40ms and T5 to 200ms in 100 usec units */ - pps->t1_t2 = 40 * 10; - pps->t5 = 200 * 10; + pps->delays.power_up = 40 * 10; + pps->delays.backlight_on = 200 * 10; /* Set T3 to 35ms and Tx to 200ms in 100 usec units */ - pps->t3 = 35 * 10; - pps->tx = 200 * 10; + pps->delays.power_down = 35 * 10; + pps->delays.backlight_off = 200 * 10; } - drm_dbg(&dev_priv->drm, "LVDS PPS:t1+t2 %d t3 %d t4 %d t5 %d tx %d " + drm_dbg(&dev_priv->drm, "LVDS PPS:power_up %d power_down %d power_cycle %d backlight_on %d backlight_off %d " "divider %d port %d powerdown_on_reset %d\n", - pps->t1_t2, pps->t3, pps->t4, pps->t5, pps->tx, - pps->divider, pps->port, pps->powerdown_on_reset); + pps->delays.power_up, pps->delays.power_down, + pps->delays.power_cycle, pps->delays.backlight_on, + pps->delays.backlight_off, pps->divider, + pps->port, pps->powerdown_on_reset); } static void intel_lvds_pps_init_hw(struct drm_i915_private *dev_priv, @@ -221,16 +221,17 @@ static void intel_lvds_pps_init_hw(struct drm_i915_private *dev_priv, intel_de_write(dev_priv, PP_ON_DELAYS(dev_priv, 0), REG_FIELD_PREP(PANEL_PORT_SELECT_MASK, pps->port) | - REG_FIELD_PREP(PANEL_POWER_UP_DELAY_MASK, pps->t1_t2) | - REG_FIELD_PREP(PANEL_LIGHT_ON_DELAY_MASK, pps->t5)); + REG_FIELD_PREP(PANEL_POWER_UP_DELAY_MASK, pps->delays.power_up) | + REG_FIELD_PREP(PANEL_LIGHT_ON_DELAY_MASK, pps->delays.backlight_on)); intel_de_write(dev_priv, PP_OFF_DELAYS(dev_priv, 0), - REG_FIELD_PREP(PANEL_POWER_DOWN_DELAY_MASK, pps->t3) | - REG_FIELD_PREP(PANEL_LIGHT_OFF_DELAY_MASK, pps->tx)); + REG_FIELD_PREP(PANEL_POWER_DOWN_DELAY_MASK, pps->delays.power_down) | + REG_FIELD_PREP(PANEL_LIGHT_OFF_DELAY_MASK, pps->delays.backlight_off)); intel_de_write(dev_priv, PP_DIVISOR(dev_priv, 0), REG_FIELD_PREP(PP_REFERENCE_DIVIDER_MASK, pps->divider) | - REG_FIELD_PREP(PANEL_POWER_CYCLE_DELAY_MASK, DIV_ROUND_UP(pps->t4, 1000) + 1)); + REG_FIELD_PREP(PANEL_POWER_CYCLE_DELAY_MASK, + DIV_ROUND_UP(pps->delays.power_cycle, 1000) + 1)); } static void intel_pre_enable_lvds(struct intel_atomic_state *state, From 87545d7584e12651c6b54f50f3287104205f8dc6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 6 Nov 2024 23:58:56 +0200 Subject: [PATCH 144/179] drm/i915/pps: Spell out the eDP spec power sequencing delays a bit more clearly MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We determine the "spec" eDP power sequencing delays by referencing some max values from the eDP spec. Write out each number from the spec explicitly instead of precomputing the final number (that's the job of the computer). Makes it a bit easier to see what the supposed spec defined numbers actually are. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-6-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_pps.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index ed52f84d4cf3..6946ba0004eb 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1512,11 +1512,11 @@ static void pps_init_delays_spec(struct intel_dp *intel_dp, /* Upper limits from eDP 1.3 spec. Note that we use the clunky units of * our hw here, which are all in 100usec. */ - spec->power_up = 210 * 10; /* T1+T3 */ + spec->power_up = (10 + 200) * 10; /* T1+T3 */ spec->backlight_on = 50 * 10; /* no limit for T8, use T7 instead */ spec->backlight_off = 50 * 10; /* no limit for T9, make it symmetric with T8 */ spec->power_down = 500 * 10; /* T10 */ - spec->power_cycle = 510 * 10; /* T11+T12 */ + spec->power_cycle = (10 + 500) * 10; /* T11+T12 */ intel_pps_dump_state(intel_dp, "spec", spec); } From b6bf1601024274d86fb5be76ae497c36787942d5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 6 Nov 2024 23:58:57 +0200 Subject: [PATCH 145/179] drm/i915/pps: Extract msecs_to_pps_units() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Replace all the hand rolled *10 stuff with something a bit more descriptive (msecs_to_pps_units()). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-7-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_pps.c | 23 ++++++++++++++--------- 1 file changed, 14 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 6946ba0004eb..5be2903c6aaf 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1462,6 +1462,12 @@ static bool pps_delays_valid(struct intel_pps_delays *delays) delays->power_down || delays->power_cycle; } +static int msecs_to_pps_units(int msecs) +{ + /* PPS uses 100us units */ + return msecs * 10; +} + static void pps_init_delays_bios(struct intel_dp *intel_dp, struct intel_pps_delays *bios) { @@ -1494,7 +1500,7 @@ static void pps_init_delays_vbt(struct intel_dp *intel_dp, * seems sufficient to avoid this problem. */ if (intel_has_quirk(display, QUIRK_INCREASE_T12_DELAY)) { - vbt->power_cycle = max_t(u16, vbt->power_cycle, 1300 * 10); + vbt->power_cycle = max_t(u16, vbt->power_cycle, msecs_to_pps_units(1300)); drm_dbg_kms(display->drm, "Increasing T12 panel delay as per the quirk to %d\n", vbt->power_cycle); @@ -1510,13 +1516,12 @@ static void pps_init_delays_spec(struct intel_dp *intel_dp, lockdep_assert_held(&display->pps.mutex); - /* Upper limits from eDP 1.3 spec. Note that we use the clunky units of - * our hw here, which are all in 100usec. */ - spec->power_up = (10 + 200) * 10; /* T1+T3 */ - spec->backlight_on = 50 * 10; /* no limit for T8, use T7 instead */ - spec->backlight_off = 50 * 10; /* no limit for T9, make it symmetric with T8 */ - spec->power_down = 500 * 10; /* T10 */ - spec->power_cycle = (10 + 500) * 10; /* T11+T12 */ + /* Upper limits from eDP 1.3 spec */ + spec->power_up = msecs_to_pps_units(10 + 200); /* T1+T3 */ + spec->backlight_on = msecs_to_pps_units(50); /* no limit for T8, use T7 instead */ + spec->backlight_off = msecs_to_pps_units(50); /* no limit for T9, make it symmetric with T8 */ + spec->power_down = msecs_to_pps_units(500); /* T10 */ + spec->power_cycle = msecs_to_pps_units(10 + 500); /* T11+T12 */ intel_pps_dump_state(intel_dp, "spec", spec); } @@ -1582,7 +1587,7 @@ static void pps_init_delays(struct intel_dp *intel_dp) * HW has only a 100msec granularity for power_cycle so round it up * accordingly. */ - final->power_cycle = roundup(final->power_cycle, 100 * 10); + final->power_cycle = roundup(final->power_cycle, msecs_to_pps_units(100)); } static void pps_init_registers(struct intel_dp *intel_dp, bool force_disable_vdd) From a463dba64fb2fd732f09163c47b50ae75e7764cf Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 6 Nov 2024 23:58:58 +0200 Subject: [PATCH 146/179] drm/i915/pps: Extract pps_units_to_msecs() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add pps_units_to_msecs() as the counterpart to msecs_pps_units_to(). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-8-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_pps.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 5be2903c6aaf..378a525eec16 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1468,6 +1468,12 @@ static int msecs_to_pps_units(int msecs) return msecs * 10; } +static int pps_units_to_msecs(int val) +{ + /* PPS uses 100us units */ + return DIV_ROUND_UP(val, 10); +} + static void pps_init_delays_bios(struct intel_dp *intel_dp, struct intel_pps_delays *bios) { @@ -1554,7 +1560,7 @@ static void pps_init_delays(struct intel_dp *intel_dp) assign_final(power_cycle); #undef assign_final -#define get_delay(field) (DIV_ROUND_UP(final->field, 10)) +#define get_delay(field) pps_units_to_msecs(final->field) intel_dp->pps.panel_power_up_delay = get_delay(power_up); intel_dp->pps.backlight_on_delay = get_delay(backlight_on); intel_dp->pps.backlight_off_delay = get_delay(backlight_off); From 329e9109b16b9f927ff8b39c8f24c2b78ccce693 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 6 Nov 2024 23:58:59 +0200 Subject: [PATCH 147/179] drm/i915/pps: Eliminate pointless get_delay() macro MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Now that we have pps_units_to_msecs(), get_delay() looks rather pointless. Nuke it. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-9-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_pps.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 378a525eec16..173bcae5f0e2 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1560,13 +1560,11 @@ static void pps_init_delays(struct intel_dp *intel_dp) assign_final(power_cycle); #undef assign_final -#define get_delay(field) pps_units_to_msecs(final->field) - intel_dp->pps.panel_power_up_delay = get_delay(power_up); - intel_dp->pps.backlight_on_delay = get_delay(backlight_on); - intel_dp->pps.backlight_off_delay = get_delay(backlight_off); - intel_dp->pps.panel_power_down_delay = get_delay(power_down); - intel_dp->pps.panel_power_cycle_delay = get_delay(power_cycle); -#undef get_delay + intel_dp->pps.panel_power_up_delay = pps_units_to_msecs(final->power_up); + intel_dp->pps.backlight_on_delay = pps_units_to_msecs(final->backlight_on); + intel_dp->pps.backlight_off_delay = pps_units_to_msecs(final->backlight_off); + intel_dp->pps.panel_power_down_delay = pps_units_to_msecs(final->power_down); + intel_dp->pps.panel_power_cycle_delay = pps_units_to_msecs(final->power_cycle); drm_dbg_kms(display->drm, "panel power up delay %d, power down delay %d, power cycle delay %d\n", From 810f3bf22ca75b1b4b42743275f96ae781473765 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 27 Nov 2024 15:18:38 +0200 Subject: [PATCH 148/179] drm/i915/dp: use seq buf for printing rates Hand rolling the buffer overflow handling with snprintf() is a bit tedious. The seq_buf interface is made for this. Switch to it. Use struct intel_display while at it. Reviewed-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20241127131838.3268735-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp.c | 36 ++++++++++--------------- 1 file changed, 14 insertions(+), 22 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 053a9a4182e7..4471c8fcd478 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -28,6 +28,7 @@ #include #include #include +#include #include #include #include @@ -1506,41 +1507,32 @@ bool intel_dp_source_supports_tps4(struct drm_i915_private *i915) return DISPLAY_VER(i915) >= 10; } -static void snprintf_int_array(char *str, size_t len, - const int *array, int nelem) +static void seq_buf_print_array(struct seq_buf *s, const int *array, int nelem) { int i; - str[0] = '\0'; - - for (i = 0; i < nelem; i++) { - int r = snprintf(str, len, "%s%d", i ? ", " : "", array[i]); - if (r >= len) - return; - str += r; - len -= r; - } + for (i = 0; i < nelem; i++) + seq_buf_printf(s, "%s%d", i ? ", " : "", array[i]); } static void intel_dp_print_rates(struct intel_dp *intel_dp) { - struct drm_i915_private *i915 = dp_to_i915(intel_dp); - char str[128]; /* FIXME: too big for stack? */ + struct intel_display *display = to_intel_display(intel_dp); + DECLARE_SEQ_BUF(s, 128); /* FIXME: too big for stack? */ if (!drm_debug_enabled(DRM_UT_KMS)) return; - snprintf_int_array(str, sizeof(str), - intel_dp->source_rates, intel_dp->num_source_rates); - drm_dbg_kms(&i915->drm, "source rates: %s\n", str); + seq_buf_print_array(&s, intel_dp->source_rates, intel_dp->num_source_rates); + drm_dbg_kms(display->drm, "source rates: %s\n", seq_buf_str(&s)); - snprintf_int_array(str, sizeof(str), - intel_dp->sink_rates, intel_dp->num_sink_rates); - drm_dbg_kms(&i915->drm, "sink rates: %s\n", str); + seq_buf_clear(&s); + seq_buf_print_array(&s, intel_dp->sink_rates, intel_dp->num_sink_rates); + drm_dbg_kms(display->drm, "sink rates: %s\n", seq_buf_str(&s)); - snprintf_int_array(str, sizeof(str), - intel_dp->common_rates, intel_dp->num_common_rates); - drm_dbg_kms(&i915->drm, "common rates: %s\n", str); + seq_buf_clear(&s); + seq_buf_print_array(&s, intel_dp->common_rates, intel_dp->num_common_rates); + drm_dbg_kms(display->drm, "common rates: %s\n", seq_buf_str(&s)); } static int forced_link_rate(struct intel_dp *intel_dp) From f71212f5cbd526942d64c32671b9560f9974d6eb Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 29 Nov 2024 13:37:54 -0300 Subject: [PATCH 149/179] drm/i915/dmc_wl: Extract intel_dmc_wl_flush_release_work() We will need to flush the release work from outside in an upcoming change. Let's put that into a public interface and call it intel_dmc_wl_flush_release_work(). Signed-off-by: Gustavo Sousa Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/20241129164010.29887-2-gustavo.sousa@intel.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_dmc_wl.c | 12 +++++++++++- drivers/gpu/drm/i915/display/intel_dmc_wl.h | 1 + 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.c b/drivers/gpu/drm/i915/display/intel_dmc_wl.c index 853d75610489..09075830c12f 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.c +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.c @@ -349,7 +349,7 @@ void intel_dmc_wl_disable(struct intel_display *display) if (!__intel_dmc_wl_supported(display)) return; - flush_delayed_work(&wl->work); + intel_dmc_wl_flush_release_work(display); spin_lock_irqsave(&wl->lock, flags); @@ -377,6 +377,16 @@ void intel_dmc_wl_disable(struct intel_display *display) spin_unlock_irqrestore(&wl->lock, flags); } +void intel_dmc_wl_flush_release_work(struct intel_display *display) +{ + struct intel_dmc_wl *wl = &display->wl; + + if (!__intel_dmc_wl_supported(display)) + return; + + flush_delayed_work(&wl->work); +} + void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg) { struct intel_dmc_wl *wl = &display->wl; diff --git a/drivers/gpu/drm/i915/display/intel_dmc_wl.h b/drivers/gpu/drm/i915/display/intel_dmc_wl.h index 147eeb4d8432..5488fbdf29b8 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc_wl.h +++ b/drivers/gpu/drm/i915/display/intel_dmc_wl.h @@ -32,6 +32,7 @@ struct intel_dmc_wl { void intel_dmc_wl_init(struct intel_display *display); void intel_dmc_wl_enable(struct intel_display *display, u32 dc_state); void intel_dmc_wl_disable(struct intel_display *display); +void intel_dmc_wl_flush_release_work(struct intel_display *display); void intel_dmc_wl_get(struct intel_display *display, i915_reg_t reg); void intel_dmc_wl_put(struct intel_display *display, i915_reg_t reg); void intel_dmc_wl_get_noreg(struct intel_display *display); From a72f1bbf0c3dc06206ae38c6faaf8be5ab6fe168 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 29 Nov 2024 13:37:55 -0300 Subject: [PATCH 150/179] drm/xe/display: Extract xe_display_pm_runtime_suspend_late() The current behavior for the runtime suspend case is that xe_display_pm_suspend_late() is only called when D3cold is allowed. Let's incorporate that behavior into a function specific to runtime PM and call it xe_display_pm_runtime_suspend_late(). With that, we keep stuff a bit more self-contained and allow having a place for adding more "late display runtime suspend"-related logic that isn't dependent on the "D3cold allowed" state. v2: - Fix typo in that caused xe_display_pm_runtime_suspend_late() to call itself instead of xe_display_pm_suspend_late(). - Add the empty version of xe_display_pm_runtime_suspend_late() for the !CONFIG_DRM_XE_DISPLAY case. Signed-off-by: Gustavo Sousa Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/20241129164010.29887-3-gustavo.sousa@intel.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/xe/display/xe_display.c | 9 +++++++++ drivers/gpu/drm/xe/display/xe_display.h | 2 ++ drivers/gpu/drm/xe/xe_pm.c | 4 ++-- 3 files changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 760847959bc1..5696ef49f303 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -402,6 +402,15 @@ void xe_display_pm_suspend_late(struct xe_device *xe) intel_display_power_suspend_late(xe, s2idle); } +void xe_display_pm_runtime_suspend_late(struct xe_device *xe) +{ + if (!xe->info.probe_display) + return; + + if (xe->d3cold.allowed) + xe_display_pm_suspend_late(xe); +} + void xe_display_pm_shutdown_late(struct xe_device *xe) { if (!xe->info.probe_display) diff --git a/drivers/gpu/drm/xe/display/xe_display.h b/drivers/gpu/drm/xe/display/xe_display.h index 17afa537aee5..233f81a26c25 100644 --- a/drivers/gpu/drm/xe/display/xe_display.h +++ b/drivers/gpu/drm/xe/display/xe_display.h @@ -41,6 +41,7 @@ void xe_display_pm_shutdown_late(struct xe_device *xe); void xe_display_pm_resume_early(struct xe_device *xe); void xe_display_pm_resume(struct xe_device *xe); void xe_display_pm_runtime_suspend(struct xe_device *xe); +void xe_display_pm_runtime_suspend_late(struct xe_device *xe); void xe_display_pm_runtime_resume(struct xe_device *xe); #else @@ -74,6 +75,7 @@ static inline void xe_display_pm_shutdown_late(struct xe_device *xe) {} static inline void xe_display_pm_resume_early(struct xe_device *xe) {} static inline void xe_display_pm_resume(struct xe_device *xe) {} static inline void xe_display_pm_runtime_suspend(struct xe_device *xe) {} +static inline void xe_display_pm_runtime_suspend_late(struct xe_device *xe) {} static inline void xe_display_pm_runtime_resume(struct xe_device *xe) {} #endif /* CONFIG_DRM_XE_DISPLAY */ diff --git a/drivers/gpu/drm/xe/xe_pm.c b/drivers/gpu/drm/xe/xe_pm.c index 40f7c844ed44..96f3e16a5b7d 100644 --- a/drivers/gpu/drm/xe/xe_pm.c +++ b/drivers/gpu/drm/xe/xe_pm.c @@ -414,8 +414,8 @@ int xe_pm_runtime_suspend(struct xe_device *xe) xe_irq_suspend(xe); - if (xe->d3cold.allowed) - xe_display_pm_suspend_late(xe); + xe_display_pm_runtime_suspend_late(xe); + out: if (err) xe_display_pm_runtime_resume(xe); From 731c74e988ff776f6caa4738747613839000cc4b Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Fri, 29 Nov 2024 13:37:56 -0300 Subject: [PATCH 151/179] drm/xe/display: Flush DMC wakelock release work on runtime suspend We currently are not calling display runtime suspend functions when D3cold is not allowed. Because of that, we end up not disabling dynamic DC states (and do not go to DC9). With dynamic DC states enabled, we will also have DMC wakelock enabled. Since we use a delayed work to release the DMC wakelock, the work might get executed a little too late (after the PCI device has been put to D3hot) and we get a timeout warning ("DMC wakelock release timed out") because the MMIO for releasing the wakelock will be invalid after that point. To fix that, make sure we flush the release work at the end of xe_display_pm_runtime_suspend_late(). We can do that unconditionally because, if there is no pending work, that turns into a no-op. Signed-off-by: Gustavo Sousa Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/20241129164010.29887-4-gustavo.sousa@intel.com Signed-off-by: Rodrigo Vivi --- drivers/gpu/drm/xe/display/xe_display.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 5696ef49f303..5fdd39daec09 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -22,6 +22,7 @@ #include "intel_display_irq.h" #include "intel_display_types.h" #include "intel_dmc.h" +#include "intel_dmc_wl.h" #include "intel_dp.h" #include "intel_encoder.h" #include "intel_fbdev.h" @@ -404,11 +405,20 @@ void xe_display_pm_suspend_late(struct xe_device *xe) void xe_display_pm_runtime_suspend_late(struct xe_device *xe) { + struct intel_display *display = &xe->display; + if (!xe->info.probe_display) return; if (xe->d3cold.allowed) xe_display_pm_suspend_late(xe); + + /* + * If xe_display_pm_suspend_late() is not called, it is likely + * that we will be on dynamic DC states with DMC wakelock enabled. We + * need to flush the release work in that case. + */ + intel_dmc_wl_flush_release_work(display); } void xe_display_pm_shutdown_late(struct xe_device *xe) From 63809cdef744f9004720697fd99611b1684acb44 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Mon, 2 Dec 2024 11:34:10 +0530 Subject: [PATCH 152/179] drm/i915/hdcp: Remove log for HDMI HDCP LIC check We don't need to shout out loud if there is a Link Integrity Failure. This does not mean HDCP has failed, it is expected and taken into account in the HDCP Spec. The real failure happens when we are not able to reauthenticate and get HDCP running again for which we already have the right logging. --v2 -Remove the log altogether [Ankit] --v3 -Remove useless display variable Signed-off-by: Suraj Kandpal Reviewed-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20241202060410.1872121-1-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/intel_hdmi.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 23c270a8c4aa..63e56c9ff516 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -1600,14 +1600,12 @@ static bool intel_hdmi_hdcp_check_link(struct intel_digital_port *dig_port, struct intel_connector *connector) { - struct intel_display *display = to_intel_display(dig_port); int retry; for (retry = 0; retry < 3; retry++) if (intel_hdmi_hdcp_check_link_once(dig_port, connector)) return true; - drm_err(display->drm, "Link check failed\n"); return false; } From e1d3a136726edf77228b34009bf46bbc1607d643 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 28 Nov 2024 17:38:19 +0200 Subject: [PATCH 153/179] drm/i915/display: convert for_each_power_well() to struct intel_display Start converting power well code to struct intel_display. Start off with for_each_power_well() and the reverse variant. Cc: Imre Deak Reviewed-by: Imre Deak Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/30c3e44cdb9557a195b2e086bf169da8d8497c6b.1732808222.git.jani.nikula@intel.com --- .../gpu/drm/i915/display/intel_display_power.c | 16 ++++++++++------ .../drm/i915/display/intel_display_power_well.c | 3 ++- .../drm/i915/display/intel_display_power_well.h | 16 ++++++++-------- 3 files changed, 20 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index 59dee2dc0552..2e9d9f4d3ef8 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -29,11 +29,11 @@ #include "vlv_sideband.h" #define for_each_power_domain_well(__dev_priv, __power_well, __domain) \ - for_each_power_well(__dev_priv, __power_well) \ + for_each_power_well(&(__dev_priv)->display, __power_well) \ for_each_if(test_bit((__domain), (__power_well)->domains.bits)) #define for_each_power_domain_well_reverse(__dev_priv, __power_well, __domain) \ - for_each_power_well_reverse(__dev_priv, __power_well) \ + for_each_power_well_reverse(&(__dev_priv)->display, __power_well) \ for_each_if(test_bit((__domain), (__power_well)->domains.bits)) static const char * @@ -1028,11 +1028,12 @@ void intel_power_domains_cleanup(struct drm_i915_private *dev_priv) static void intel_power_domains_sync_hw(struct drm_i915_private *dev_priv) { + struct intel_display *display = &dev_priv->display; struct i915_power_domains *power_domains = &dev_priv->display.power.domains; struct i915_power_well *power_well; mutex_lock(&power_domains->lock); - for_each_power_well(dev_priv, power_well) + for_each_power_well(display, power_well) intel_power_well_sync_hw(dev_priv, power_well); mutex_unlock(&power_domains->lock); } @@ -2003,12 +2004,13 @@ void intel_power_domains_driver_remove(struct drm_i915_private *i915) */ void intel_power_domains_sanitize_state(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; struct i915_power_domains *power_domains = &i915->display.power.domains; struct i915_power_well *power_well; mutex_lock(&power_domains->lock); - for_each_power_well_reverse(i915, power_well) { + for_each_power_well_reverse(display, power_well) { if (power_well->desc->always_on || power_well->count || !intel_power_well_is_enabled(i915, power_well)) continue; @@ -2146,10 +2148,11 @@ void intel_power_domains_resume(struct drm_i915_private *i915) static void intel_power_domains_dump_info(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; struct i915_power_domains *power_domains = &i915->display.power.domains; struct i915_power_well *power_well; - for_each_power_well(i915, power_well) { + for_each_power_well(display, power_well) { enum intel_display_power_domain domain; drm_dbg(&i915->drm, "%-25s %d\n", @@ -2174,6 +2177,7 @@ static void intel_power_domains_dump_info(struct drm_i915_private *i915) */ static void intel_power_domains_verify_state(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; struct i915_power_domains *power_domains = &i915->display.power.domains; struct i915_power_well *power_well; bool dump_domain_info; @@ -2183,7 +2187,7 @@ static void intel_power_domains_verify_state(struct drm_i915_private *i915) verify_async_put_domains_state(power_domains); dump_domain_info = false; - for_each_power_well(i915, power_well) { + for_each_power_well(display, power_well) { enum intel_display_power_domain domain; int domains_count; bool enabled; diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index bdf6c690a03b..11734951937a 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -76,9 +76,10 @@ struct i915_power_well * lookup_power_well(struct drm_i915_private *i915, enum i915_power_well_id power_well_id) { + struct intel_display *display = &i915->display; struct i915_power_well *power_well; - for_each_power_well(i915, power_well) + for_each_power_well(display, power_well) if (i915_power_well_instance(power_well)->id == power_well_id) return power_well; diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.h b/drivers/gpu/drm/i915/display/intel_display_power_well.h index 93559f7c6100..0c12ca46dfc8 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.h +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.h @@ -15,16 +15,16 @@ struct i915_power_well_ops; struct intel_display; struct intel_encoder; -#define for_each_power_well(__dev_priv, __power_well) \ - for ((__power_well) = (__dev_priv)->display.power.domains.power_wells; \ - (__power_well) - (__dev_priv)->display.power.domains.power_wells < \ - (__dev_priv)->display.power.domains.power_well_count; \ +#define for_each_power_well(___display, __power_well) \ + for ((__power_well) = (___display)->power.domains.power_wells; \ + (__power_well) - (___display)->power.domains.power_wells < \ + (___display)->power.domains.power_well_count; \ (__power_well)++) -#define for_each_power_well_reverse(__dev_priv, __power_well) \ - for ((__power_well) = (__dev_priv)->display.power.domains.power_wells + \ - (__dev_priv)->display.power.domains.power_well_count - 1; \ - (__power_well) - (__dev_priv)->display.power.domains.power_wells >= 0; \ +#define for_each_power_well_reverse(___display, __power_well) \ + for ((__power_well) = (___display)->power.domains.power_wells + \ + (___display)->power.domains.power_well_count - 1; \ + (__power_well) - (___display)->power.domains.power_wells >= 0; \ (__power_well)--) /* From a92152f2c73ea1a7331478e97d4291cb0af9ab0f Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 28 Nov 2024 17:38:20 +0200 Subject: [PATCH 154/179] drm/i915/display: convert for_each_power_domain_well() to struct intel_display Start converting display power domain code to struct intel_display. Start off with for_each_power_domain_well() and the reverse variant. Cc: Imre Deak Reviewed-by: Imre Deak Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/d21752baef1cab52ac3bec4f4e1f09f9acd6c1bf.1732808222.git.jani.nikula@intel.com --- .../gpu/drm/i915/display/intel_display_power.c | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index 2e9d9f4d3ef8..73843248a04f 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -28,12 +28,12 @@ #include "skl_watermark_regs.h" #include "vlv_sideband.h" -#define for_each_power_domain_well(__dev_priv, __power_well, __domain) \ - for_each_power_well(&(__dev_priv)->display, __power_well) \ +#define for_each_power_domain_well(__display, __power_well, __domain) \ + for_each_power_well((__display), __power_well) \ for_each_if(test_bit((__domain), (__power_well)->domains.bits)) -#define for_each_power_domain_well_reverse(__dev_priv, __power_well, __domain) \ - for_each_power_well_reverse(&(__dev_priv)->display, __power_well) \ +#define for_each_power_domain_well_reverse(__display, __power_well, __domain) \ + for_each_power_well_reverse((__display), __power_well) \ for_each_if(test_bit((__domain), (__power_well)->domains.bits)) static const char * @@ -201,6 +201,7 @@ intel_display_power_domain_str(enum intel_display_power_domain domain) static bool __intel_display_power_is_enabled(struct drm_i915_private *dev_priv, enum intel_display_power_domain domain) { + struct intel_display *display = &dev_priv->display; struct i915_power_well *power_well; bool is_enabled; @@ -209,7 +210,7 @@ static bool __intel_display_power_is_enabled(struct drm_i915_private *dev_priv, is_enabled = true; - for_each_power_domain_well_reverse(dev_priv, power_well, domain) { + for_each_power_domain_well_reverse(display, power_well, domain) { if (intel_power_well_is_always_on(power_well)) continue; @@ -486,13 +487,14 @@ static void __intel_display_power_get_domain(struct drm_i915_private *dev_priv, enum intel_display_power_domain domain) { + struct intel_display *display = &dev_priv->display; struct i915_power_domains *power_domains = &dev_priv->display.power.domains; struct i915_power_well *power_well; if (intel_display_power_grab_async_put_ref(dev_priv, domain)) return; - for_each_power_domain_well(dev_priv, power_well, domain) + for_each_power_domain_well(display, power_well, domain) intel_power_well_get(dev_priv, power_well); power_domains->domain_use_count[domain]++; @@ -570,6 +572,7 @@ static void __intel_display_power_put_domain(struct drm_i915_private *dev_priv, enum intel_display_power_domain domain) { + struct intel_display *display = &dev_priv->display; struct i915_power_domains *power_domains; struct i915_power_well *power_well; const char *name = intel_display_power_domain_str(domain); @@ -588,7 +591,7 @@ __intel_display_power_put_domain(struct drm_i915_private *dev_priv, power_domains->domain_use_count[domain]--; - for_each_power_domain_well_reverse(dev_priv, power_well, domain) + for_each_power_domain_well_reverse(display, power_well, domain) intel_power_well_put(dev_priv, power_well); } From 263e82729211cf5597a8b12a8fdd68a052fffa49 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 28 Nov 2024 17:38:21 +0200 Subject: [PATCH 155/179] drm/i915/display: convert power wells to struct intel_display Going forward, struct intel_display is the main device data structure for display. Switch the power well code over to it. v2: Fix parenthesis alignment Cc: Imre Deak Reviewed-by: Imre Deak Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/b8c0ff5502a5df55ec7a160d90257c6f2befc0b6.1732808222.git.jani.nikula@intel.com --- .../drm/i915/display/intel_display_debugfs.c | 3 +- .../drm/i915/display/intel_display_power.c | 71 +-- .../i915/display/intel_display_power_well.c | 547 +++++++++--------- .../i915/display/intel_display_power_well.h | 19 +- drivers/gpu/drm/i915/display/intel_dpio_phy.c | 7 +- drivers/gpu/drm/i915/display/intel_hdcp.c | 2 +- drivers/gpu/drm/i915/display/intel_pps.c | 4 +- 7 files changed, 321 insertions(+), 332 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 2874867aae2b..3eb7565cd83c 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -730,11 +730,12 @@ static bool intel_lpsp_power_well_enabled(struct drm_i915_private *i915, enum i915_power_well_id power_well_id) { + struct intel_display *display = &i915->display; intel_wakeref_t wakeref; bool is_enabled; wakeref = intel_runtime_pm_get(&i915->runtime_pm); - is_enabled = intel_display_power_well_is_enabled(i915, + is_enabled = intel_display_power_well_is_enabled(display, power_well_id); intel_runtime_pm_put(&i915->runtime_pm, wakeref); diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index 73843248a04f..ade7192c0461 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -293,12 +293,13 @@ sanitize_target_dc_state(struct drm_i915_private *i915, void intel_display_power_set_target_dc_state(struct drm_i915_private *dev_priv, u32 state) { + struct intel_display *display = &dev_priv->display; struct i915_power_well *power_well; bool dc_off_enabled; struct i915_power_domains *power_domains = &dev_priv->display.power.domains; mutex_lock(&power_domains->lock); - power_well = lookup_power_well(dev_priv, SKL_DISP_DC_OFF); + power_well = lookup_power_well(display, SKL_DISP_DC_OFF); if (drm_WARN_ON(&dev_priv->drm, !power_well)) goto unlock; @@ -308,18 +309,18 @@ void intel_display_power_set_target_dc_state(struct drm_i915_private *dev_priv, if (state == power_domains->target_dc_state) goto unlock; - dc_off_enabled = intel_power_well_is_enabled(dev_priv, power_well); + dc_off_enabled = intel_power_well_is_enabled(display, power_well); /* * If DC off power well is disabled, need to enable and disable the * DC off power well to effect target DC state. */ if (!dc_off_enabled) - intel_power_well_enable(dev_priv, power_well); + intel_power_well_enable(display, power_well); power_domains->target_dc_state = state; if (!dc_off_enabled) - intel_power_well_disable(dev_priv, power_well); + intel_power_well_disable(display, power_well); unlock: mutex_unlock(&power_domains->lock); @@ -495,7 +496,7 @@ __intel_display_power_get_domain(struct drm_i915_private *dev_priv, return; for_each_power_domain_well(display, power_well, domain) - intel_power_well_get(dev_priv, power_well); + intel_power_well_get(display, power_well); power_domains->domain_use_count[domain]++; } @@ -592,7 +593,7 @@ __intel_display_power_put_domain(struct drm_i915_private *dev_priv, power_domains->domain_use_count[domain]--; for_each_power_domain_well_reverse(display, power_well, domain) - intel_power_well_put(dev_priv, power_well); + intel_power_well_put(display, power_well); } static void __intel_display_power_put(struct drm_i915_private *dev_priv, @@ -1037,7 +1038,7 @@ static void intel_power_domains_sync_hw(struct drm_i915_private *dev_priv) mutex_lock(&power_domains->lock); for_each_power_well(display, power_well) - intel_power_well_sync_hw(dev_priv, power_well); + intel_power_well_sync_hw(display, power_well); mutex_unlock(&power_domains->lock); } @@ -1437,11 +1438,11 @@ static void skl_display_core_init(struct drm_i915_private *dev_priv, /* enable PG1 and Misc I/O */ mutex_lock(&power_domains->lock); - well = lookup_power_well(dev_priv, SKL_DISP_PW_1); - intel_power_well_enable(dev_priv, well); + well = lookup_power_well(display, SKL_DISP_PW_1); + intel_power_well_enable(display, well); - well = lookup_power_well(dev_priv, SKL_DISP_PW_MISC_IO); - intel_power_well_enable(dev_priv, well); + well = lookup_power_well(display, SKL_DISP_PW_MISC_IO); + intel_power_well_enable(display, well); mutex_unlock(&power_domains->lock); @@ -1480,8 +1481,8 @@ static void skl_display_core_uninit(struct drm_i915_private *dev_priv) * Note that even though the driver's request is removed power well 1 * may stay enabled after this due to DMC's own request on it. */ - well = lookup_power_well(dev_priv, SKL_DISP_PW_1); - intel_power_well_disable(dev_priv, well); + well = lookup_power_well(display, SKL_DISP_PW_1); + intel_power_well_disable(display, well); mutex_unlock(&power_domains->lock); @@ -1510,8 +1511,8 @@ static void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume /* Enable PG1 */ mutex_lock(&power_domains->lock); - well = lookup_power_well(dev_priv, SKL_DISP_PW_1); - intel_power_well_enable(dev_priv, well); + well = lookup_power_well(display, SKL_DISP_PW_1); + intel_power_well_enable(display, well); mutex_unlock(&power_domains->lock); @@ -1548,8 +1549,8 @@ static void bxt_display_core_uninit(struct drm_i915_private *dev_priv) */ mutex_lock(&power_domains->lock); - well = lookup_power_well(dev_priv, SKL_DISP_PW_1); - intel_power_well_disable(dev_priv, well); + well = lookup_power_well(display, SKL_DISP_PW_1); + intel_power_well_disable(display, well); mutex_unlock(&power_domains->lock); @@ -1659,8 +1660,8 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv, * The AUX IO power wells will be enabled on demand. */ mutex_lock(&power_domains->lock); - well = lookup_power_well(dev_priv, SKL_DISP_PW_1); - intel_power_well_enable(dev_priv, well); + well = lookup_power_well(display, SKL_DISP_PW_1); + intel_power_well_enable(display, well); mutex_unlock(&power_domains->lock); if (DISPLAY_VER(dev_priv) == 14) @@ -1743,8 +1744,8 @@ static void icl_display_core_uninit(struct drm_i915_private *dev_priv) * disabled at this point. */ mutex_lock(&power_domains->lock); - well = lookup_power_well(dev_priv, SKL_DISP_PW_1); - intel_power_well_disable(dev_priv, well); + well = lookup_power_well(display, SKL_DISP_PW_1); + intel_power_well_disable(display, well); mutex_unlock(&power_domains->lock); /* 5. */ @@ -1753,10 +1754,11 @@ static void icl_display_core_uninit(struct drm_i915_private *dev_priv) static void chv_phy_control_init(struct drm_i915_private *dev_priv) { + struct intel_display *display = &dev_priv->display; struct i915_power_well *cmn_bc = - lookup_power_well(dev_priv, VLV_DISP_PW_DPIO_CMN_BC); + lookup_power_well(display, VLV_DISP_PW_DPIO_CMN_BC); struct i915_power_well *cmn_d = - lookup_power_well(dev_priv, CHV_DISP_PW_DPIO_CMN_D); + lookup_power_well(display, CHV_DISP_PW_DPIO_CMN_D); /* * DISPLAY_PHY_CONTROL can get corrupted if read. As a @@ -1779,7 +1781,7 @@ static void chv_phy_control_init(struct drm_i915_private *dev_priv) * override and set the lane powerdown bits accding to the * current lane status. */ - if (intel_power_well_is_enabled(dev_priv, cmn_bc)) { + if (intel_power_well_is_enabled(display, cmn_bc)) { u32 status = intel_de_read(dev_priv, DPLL(dev_priv, PIPE_A)); unsigned int mask; @@ -1810,7 +1812,7 @@ static void chv_phy_control_init(struct drm_i915_private *dev_priv) dev_priv->display.power.chv_phy_assert[DPIO_PHY0] = true; } - if (intel_power_well_is_enabled(dev_priv, cmn_d)) { + if (intel_power_well_is_enabled(display, cmn_d)) { u32 status = intel_de_read(dev_priv, DPIO_PHY_STATUS); unsigned int mask; @@ -1840,21 +1842,22 @@ static void chv_phy_control_init(struct drm_i915_private *dev_priv) static void vlv_cmnlane_wa(struct drm_i915_private *dev_priv) { + struct intel_display *display = &dev_priv->display; struct i915_power_well *cmn = - lookup_power_well(dev_priv, VLV_DISP_PW_DPIO_CMN_BC); + lookup_power_well(display, VLV_DISP_PW_DPIO_CMN_BC); struct i915_power_well *disp2d = - lookup_power_well(dev_priv, VLV_DISP_PW_DISP2D); + lookup_power_well(display, VLV_DISP_PW_DISP2D); /* If the display might be already active skip this */ - if (intel_power_well_is_enabled(dev_priv, cmn) && - intel_power_well_is_enabled(dev_priv, disp2d) && + if (intel_power_well_is_enabled(display, cmn) && + intel_power_well_is_enabled(display, disp2d) && intel_de_read(dev_priv, DPIO_CTL) & DPIO_CMNRST) return; drm_dbg_kms(&dev_priv->drm, "toggling display PHY side reset\n"); /* cmnlane needs DPLL registers */ - intel_power_well_enable(dev_priv, disp2d); + intel_power_well_enable(display, disp2d); /* * From VLV2A0_DP_eDP_HDMI_DPIO_driver_vbios_notes_11.docx: @@ -1863,7 +1866,7 @@ static void vlv_cmnlane_wa(struct drm_i915_private *dev_priv) * Simply ungating isn't enough to reset the PHY enough to get * ports and lanes running. */ - intel_power_well_disable(dev_priv, cmn); + intel_power_well_disable(display, cmn); } static bool vlv_punit_is_power_gated(struct drm_i915_private *dev_priv, u32 reg0) @@ -2015,13 +2018,13 @@ void intel_power_domains_sanitize_state(struct drm_i915_private *i915) for_each_power_well_reverse(display, power_well) { if (power_well->desc->always_on || power_well->count || - !intel_power_well_is_enabled(i915, power_well)) + !intel_power_well_is_enabled(display, power_well)) continue; drm_dbg_kms(&i915->drm, "BIOS left unused %s power well enabled, disabling it\n", intel_power_well_name(power_well)); - intel_power_well_disable(i915, power_well); + intel_power_well_disable(display, power_well); } mutex_unlock(&power_domains->lock); @@ -2195,7 +2198,7 @@ static void intel_power_domains_verify_state(struct drm_i915_private *i915) int domains_count; bool enabled; - enabled = intel_power_well_is_enabled(i915, power_well); + enabled = intel_power_well_is_enabled(display, power_well); if ((intel_power_well_refcount(power_well) || intel_power_well_is_always_on(power_well)) != enabled) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 11734951937a..f45a4f9ba23c 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -46,23 +46,23 @@ struct i915_power_well_ops { * during driver init and resume time, possibly after first calling * the enable/disable handlers. */ - void (*sync_hw)(struct drm_i915_private *i915, + void (*sync_hw)(struct intel_display *display, struct i915_power_well *power_well); /* * Enable the well and resources that depend on it (for example * interrupts located on the well). Called after the 0->1 refcount * transition. */ - void (*enable)(struct drm_i915_private *i915, + void (*enable)(struct intel_display *display, struct i915_power_well *power_well); /* * Disable the well and resources that depend on it. Called after * the 1->0 refcount transition. */ - void (*disable)(struct drm_i915_private *i915, + void (*disable)(struct intel_display *display, struct i915_power_well *power_well); /* Returns the hw enabled state. */ - bool (*is_enabled)(struct drm_i915_private *i915, + bool (*is_enabled)(struct intel_display *display, struct i915_power_well *power_well); }; @@ -73,10 +73,9 @@ i915_power_well_instance(const struct i915_power_well *power_well) } struct i915_power_well * -lookup_power_well(struct drm_i915_private *i915, +lookup_power_well(struct intel_display *display, enum i915_power_well_id power_well_id) { - struct intel_display *display = &i915->display; struct i915_power_well *power_well; for_each_power_well(display, power_well) @@ -90,58 +89,57 @@ lookup_power_well(struct drm_i915_private *i915, * the first power well and hope the WARN gets reported so we can fix * our driver. */ - drm_WARN(&i915->drm, 1, + drm_WARN(display->drm, 1, "Power well %d not defined for this platform\n", power_well_id); - return &i915->display.power.domains.power_wells[0]; + return &display->power.domains.power_wells[0]; } -void intel_power_well_enable(struct drm_i915_private *i915, +void intel_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - drm_dbg_kms(&i915->drm, "enabling %s\n", intel_power_well_name(power_well)); - power_well->desc->ops->enable(i915, power_well); + drm_dbg_kms(display->drm, "enabling %s\n", intel_power_well_name(power_well)); + power_well->desc->ops->enable(display, power_well); power_well->hw_enabled = true; } -void intel_power_well_disable(struct drm_i915_private *i915, +void intel_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - drm_dbg_kms(&i915->drm, "disabling %s\n", intel_power_well_name(power_well)); + drm_dbg_kms(display->drm, "disabling %s\n", intel_power_well_name(power_well)); power_well->hw_enabled = false; - power_well->desc->ops->disable(i915, power_well); + power_well->desc->ops->disable(display, power_well); } -void intel_power_well_sync_hw(struct drm_i915_private *i915, +void intel_power_well_sync_hw(struct intel_display *display, struct i915_power_well *power_well) { - power_well->desc->ops->sync_hw(i915, power_well); - power_well->hw_enabled = - power_well->desc->ops->is_enabled(i915, power_well); + power_well->desc->ops->sync_hw(display, power_well); + power_well->hw_enabled = power_well->desc->ops->is_enabled(display, power_well); } -void intel_power_well_get(struct drm_i915_private *i915, +void intel_power_well_get(struct intel_display *display, struct i915_power_well *power_well) { if (!power_well->count++) - intel_power_well_enable(i915, power_well); + intel_power_well_enable(display, power_well); } -void intel_power_well_put(struct drm_i915_private *i915, +void intel_power_well_put(struct intel_display *display, struct i915_power_well *power_well) { - drm_WARN(&i915->drm, !power_well->count, + drm_WARN(display->drm, !power_well->count, "Use count on power well %s is already zero", i915_power_well_instance(power_well)->name); if (!--power_well->count) - intel_power_well_disable(i915, power_well); + intel_power_well_disable(display, power_well); } -bool intel_power_well_is_enabled(struct drm_i915_private *i915, +bool intel_power_well_is_enabled(struct intel_display *display, struct i915_power_well *power_well) { - return power_well->desc->ops->is_enabled(i915, power_well); + return power_well->desc->ops->is_enabled(display, power_well); } bool intel_power_well_is_enabled_cached(struct i915_power_well *power_well) @@ -149,14 +147,14 @@ bool intel_power_well_is_enabled_cached(struct i915_power_well *power_well) return power_well->hw_enabled; } -bool intel_display_power_well_is_enabled(struct drm_i915_private *dev_priv, +bool intel_display_power_well_is_enabled(struct intel_display *display, enum i915_power_well_id power_well_id) { struct i915_power_well *power_well; - power_well = lookup_power_well(dev_priv, power_well_id); + power_well = lookup_power_well(display, power_well_id); - return intel_power_well_is_enabled(dev_priv, power_well); + return intel_power_well_is_enabled(display, power_well); } bool intel_power_well_is_always_on(struct i915_power_well *power_well) @@ -185,10 +183,10 @@ int intel_power_well_refcount(struct i915_power_well *power_well) * to be enabled, and it will only be disabled if none of the registers is * requesting it to be enabled. */ -static void hsw_power_well_post_enable(struct drm_i915_private *dev_priv, +static void hsw_power_well_post_enable(struct intel_display *display, u8 irq_pipe_mask, bool has_vga) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); if (has_vga) intel_vga_reset_io_mem(display); @@ -197,9 +195,11 @@ static void hsw_power_well_post_enable(struct drm_i915_private *dev_priv, gen8_irq_power_well_post_enable(dev_priv, irq_pipe_mask); } -static void hsw_power_well_pre_disable(struct drm_i915_private *dev_priv, +static void hsw_power_well_pre_disable(struct intel_display *display, u8 irq_pipe_mask) { + struct drm_i915_private *dev_priv = to_i915(display->drm); + if (irq_pipe_mask) gen8_irq_power_well_pre_disable(dev_priv, irq_pipe_mask); } @@ -222,12 +222,12 @@ static enum aux_ch icl_aux_pw_to_ch(const struct i915_power_well *power_well) } static struct intel_digital_port * -aux_ch_to_digital_port(struct drm_i915_private *dev_priv, +aux_ch_to_digital_port(struct intel_display *display, enum aux_ch aux_ch) { struct intel_encoder *encoder; - for_each_intel_encoder(&dev_priv->drm, encoder) { + for_each_intel_encoder(display->drm, encoder) { struct intel_digital_port *dig_port; /* We'll check the MST primary port */ @@ -243,11 +243,11 @@ aux_ch_to_digital_port(struct drm_i915_private *dev_priv, return NULL; } -static enum phy icl_aux_pw_to_phy(struct drm_i915_private *i915, +static enum phy icl_aux_pw_to_phy(struct intel_display *display, const struct i915_power_well *power_well) { enum aux_ch aux_ch = icl_aux_pw_to_ch(power_well); - struct intel_digital_port *dig_port = aux_ch_to_digital_port(i915, aux_ch); + struct intel_digital_port *dig_port = aux_ch_to_digital_port(display, aux_ch); /* * FIXME should we care about the (VBT defined) dig_port->aux_ch @@ -259,7 +259,7 @@ static enum phy icl_aux_pw_to_phy(struct drm_i915_private *i915, return dig_port ? intel_encoder_to_phy(&dig_port->base) : PHY_NONE; } -static void hsw_wait_for_power_well_enable(struct drm_i915_private *dev_priv, +static void hsw_wait_for_power_well_enable(struct intel_display *display, struct i915_power_well *power_well, bool timeout_expected) { @@ -272,39 +272,39 @@ static void hsw_wait_for_power_well_enable(struct drm_i915_private *dev_priv, * an ack, but rather just wait a fixed amount of time and then * proceed. This is only used on DG2. */ - if (IS_DG2(dev_priv) && power_well->desc->fixed_enable_delay) { + if (display->platform.dg2 && power_well->desc->fixed_enable_delay) { usleep_range(600, 1200); return; } /* Timeout for PW1:10 us, AUX:not specified, other PWs:20 us. */ - if (intel_de_wait_for_set(dev_priv, regs->driver, + if (intel_de_wait_for_set(display, regs->driver, HSW_PWR_WELL_CTL_STATE(pw_idx), timeout)) { - drm_dbg_kms(&dev_priv->drm, "%s power well enable timeout\n", + drm_dbg_kms(display->drm, "%s power well enable timeout\n", intel_power_well_name(power_well)); - drm_WARN_ON(&dev_priv->drm, !timeout_expected); + drm_WARN_ON(display->drm, !timeout_expected); } } -static u32 hsw_power_well_requesters(struct drm_i915_private *dev_priv, +static u32 hsw_power_well_requesters(struct intel_display *display, const struct i915_power_well_regs *regs, int pw_idx) { u32 req_mask = HSW_PWR_WELL_CTL_REQ(pw_idx); u32 ret; - ret = intel_de_read(dev_priv, regs->bios) & req_mask ? 1 : 0; - ret |= intel_de_read(dev_priv, regs->driver) & req_mask ? 2 : 0; + ret = intel_de_read(display, regs->bios) & req_mask ? 1 : 0; + ret |= intel_de_read(display, regs->driver) & req_mask ? 2 : 0; if (regs->kvmr.reg) - ret |= intel_de_read(dev_priv, regs->kvmr) & req_mask ? 4 : 0; - ret |= intel_de_read(dev_priv, regs->debug) & req_mask ? 8 : 0; + ret |= intel_de_read(display, regs->kvmr) & req_mask ? 4 : 0; + ret |= intel_de_read(display, regs->debug) & req_mask ? 8 : 0; return ret; } -static void hsw_wait_for_power_well_disable(struct drm_i915_private *dev_priv, +static void hsw_wait_for_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { const struct i915_power_well_regs *regs = power_well->desc->ops->regs; @@ -321,28 +321,28 @@ static void hsw_wait_for_power_well_disable(struct drm_i915_private *dev_priv, * Skip the wait in case any of the request bits are set and print a * diagnostic message. */ - wait_for((disabled = !(intel_de_read(dev_priv, regs->driver) & + wait_for((disabled = !(intel_de_read(display, regs->driver) & HSW_PWR_WELL_CTL_STATE(pw_idx))) || - (reqs = hsw_power_well_requesters(dev_priv, regs, pw_idx)), 1); + (reqs = hsw_power_well_requesters(display, regs, pw_idx)), 1); if (disabled) return; - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "%s forced on (bios:%d driver:%d kvmr:%d debug:%d)\n", intel_power_well_name(power_well), !!(reqs & 1), !!(reqs & 2), !!(reqs & 4), !!(reqs & 8)); } -static void gen9_wait_for_power_well_fuses(struct drm_i915_private *dev_priv, +static void gen9_wait_for_power_well_fuses(struct intel_display *display, enum skl_power_gate pg) { /* Timeout 5us for PG#0, for other PGs 1us */ - drm_WARN_ON(&dev_priv->drm, - intel_de_wait_for_set(dev_priv, SKL_FUSE_STATUS, + drm_WARN_ON(display->drm, + intel_de_wait_for_set(display, SKL_FUSE_STATUS, SKL_FUSE_PG_DIST_STATUS(pg), 1)); } -static void hsw_power_well_enable(struct drm_i915_private *dev_priv, +static void hsw_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { const struct i915_power_well_regs *regs = power_well->desc->ops->regs; @@ -351,12 +351,12 @@ static void hsw_power_well_enable(struct drm_i915_private *dev_priv, if (power_well->desc->has_fuses) { enum skl_power_gate pg; - pg = DISPLAY_VER(dev_priv) >= 11 ? ICL_PW_CTL_IDX_TO_PG(pw_idx) : + pg = DISPLAY_VER(display) >= 11 ? ICL_PW_CTL_IDX_TO_PG(pw_idx) : SKL_PW_CTL_IDX_TO_PG(pw_idx); /* Wa_16013190616:adlp */ - if (IS_ALDERLAKE_P(dev_priv) && pg == SKL_PG1) - intel_de_rmw(dev_priv, GEN8_CHICKEN_DCPR_1, 0, DISABLE_FLR_SRC); + if (display->platform.alderlake_p && pg == SKL_PG1) + intel_de_rmw(display, GEN8_CHICKEN_DCPR_1, 0, DISABLE_FLR_SRC); /* * For PW1 we have to wait both for the PW0/PG0 fuse state @@ -366,112 +366,112 @@ static void hsw_power_well_enable(struct drm_i915_private *dev_priv, * after the enabling. */ if (pg == SKL_PG1) - gen9_wait_for_power_well_fuses(dev_priv, SKL_PG0); + gen9_wait_for_power_well_fuses(display, SKL_PG0); } - intel_de_rmw(dev_priv, regs->driver, 0, HSW_PWR_WELL_CTL_REQ(pw_idx)); + intel_de_rmw(display, regs->driver, 0, HSW_PWR_WELL_CTL_REQ(pw_idx)); - hsw_wait_for_power_well_enable(dev_priv, power_well, false); + hsw_wait_for_power_well_enable(display, power_well, false); if (power_well->desc->has_fuses) { enum skl_power_gate pg; - pg = DISPLAY_VER(dev_priv) >= 11 ? ICL_PW_CTL_IDX_TO_PG(pw_idx) : + pg = DISPLAY_VER(display) >= 11 ? ICL_PW_CTL_IDX_TO_PG(pw_idx) : SKL_PW_CTL_IDX_TO_PG(pw_idx); - gen9_wait_for_power_well_fuses(dev_priv, pg); + gen9_wait_for_power_well_fuses(display, pg); } - hsw_power_well_post_enable(dev_priv, + hsw_power_well_post_enable(display, power_well->desc->irq_pipe_mask, power_well->desc->has_vga); } -static void hsw_power_well_disable(struct drm_i915_private *dev_priv, +static void hsw_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { const struct i915_power_well_regs *regs = power_well->desc->ops->regs; int pw_idx = i915_power_well_instance(power_well)->hsw.idx; - hsw_power_well_pre_disable(dev_priv, + hsw_power_well_pre_disable(display, power_well->desc->irq_pipe_mask); - intel_de_rmw(dev_priv, regs->driver, HSW_PWR_WELL_CTL_REQ(pw_idx), 0); - hsw_wait_for_power_well_disable(dev_priv, power_well); + intel_de_rmw(display, regs->driver, HSW_PWR_WELL_CTL_REQ(pw_idx), 0); + hsw_wait_for_power_well_disable(display, power_well); } -static bool intel_aux_ch_is_edp(struct drm_i915_private *i915, enum aux_ch aux_ch) +static bool intel_aux_ch_is_edp(struct intel_display *display, enum aux_ch aux_ch) { - struct intel_digital_port *dig_port = aux_ch_to_digital_port(i915, aux_ch); + struct intel_digital_port *dig_port = aux_ch_to_digital_port(display, aux_ch); return dig_port && dig_port->base.type == INTEL_OUTPUT_EDP; } static void -icl_combo_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, +icl_combo_phy_aux_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { const struct i915_power_well_regs *regs = power_well->desc->ops->regs; int pw_idx = i915_power_well_instance(power_well)->hsw.idx; - drm_WARN_ON(&dev_priv->drm, !IS_ICELAKE(dev_priv)); + drm_WARN_ON(display->drm, !display->platform.icelake); - intel_de_rmw(dev_priv, regs->driver, 0, HSW_PWR_WELL_CTL_REQ(pw_idx)); + intel_de_rmw(display, regs->driver, 0, HSW_PWR_WELL_CTL_REQ(pw_idx)); /* * FIXME not sure if we should derive the PHY from the pw_idx, or * from the VBT defined AUX_CH->DDI->PHY mapping. */ - intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(ICL_AUX_PW_TO_PHY(pw_idx)), + intel_de_rmw(display, ICL_PORT_CL_DW12(ICL_AUX_PW_TO_PHY(pw_idx)), 0, ICL_LANE_ENABLE_AUX); - hsw_wait_for_power_well_enable(dev_priv, power_well, false); + hsw_wait_for_power_well_enable(display, power_well, false); /* Display WA #1178: icl */ if (pw_idx >= ICL_PW_CTL_IDX_AUX_A && pw_idx <= ICL_PW_CTL_IDX_AUX_B && - !intel_aux_ch_is_edp(dev_priv, ICL_AUX_PW_TO_CH(pw_idx))) - intel_de_rmw(dev_priv, ICL_PORT_TX_DW6_AUX(ICL_AUX_PW_TO_PHY(pw_idx)), + !intel_aux_ch_is_edp(display, ICL_AUX_PW_TO_CH(pw_idx))) + intel_de_rmw(display, ICL_PORT_TX_DW6_AUX(ICL_AUX_PW_TO_PHY(pw_idx)), 0, O_FUNC_OVRD_EN | O_LDO_BYPASS_CRI); } static void -icl_combo_phy_aux_power_well_disable(struct drm_i915_private *dev_priv, +icl_combo_phy_aux_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { const struct i915_power_well_regs *regs = power_well->desc->ops->regs; int pw_idx = i915_power_well_instance(power_well)->hsw.idx; - drm_WARN_ON(&dev_priv->drm, !IS_ICELAKE(dev_priv)); + drm_WARN_ON(display->drm, !display->platform.icelake); /* * FIXME not sure if we should derive the PHY from the pw_idx, or * from the VBT defined AUX_CH->DDI->PHY mapping. */ - intel_de_rmw(dev_priv, ICL_PORT_CL_DW12(ICL_AUX_PW_TO_PHY(pw_idx)), + intel_de_rmw(display, ICL_PORT_CL_DW12(ICL_AUX_PW_TO_PHY(pw_idx)), ICL_LANE_ENABLE_AUX, 0); - intel_de_rmw(dev_priv, regs->driver, HSW_PWR_WELL_CTL_REQ(pw_idx), 0); + intel_de_rmw(display, regs->driver, HSW_PWR_WELL_CTL_REQ(pw_idx), 0); - hsw_wait_for_power_well_disable(dev_priv, power_well); + hsw_wait_for_power_well_disable(display, power_well); } #if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM) -static void icl_tc_port_assert_ref_held(struct drm_i915_private *dev_priv, +static void icl_tc_port_assert_ref_held(struct intel_display *display, struct i915_power_well *power_well, struct intel_digital_port *dig_port) { - if (drm_WARN_ON(&dev_priv->drm, !dig_port)) + if (drm_WARN_ON(display->drm, !dig_port)) return; - if (DISPLAY_VER(dev_priv) == 11 && intel_tc_cold_requires_aux_pw(dig_port)) + if (DISPLAY_VER(display) == 11 && intel_tc_cold_requires_aux_pw(dig_port)) return; - drm_WARN_ON(&dev_priv->drm, !intel_tc_port_ref_held(dig_port)); + drm_WARN_ON(display->drm, !intel_tc_port_ref_held(dig_port)); } #else -static void icl_tc_port_assert_ref_held(struct drm_i915_private *dev_priv, +static void icl_tc_port_assert_ref_held(struct intel_display *display, struct i915_power_well *power_well, struct intel_digital_port *dig_port) { @@ -481,8 +481,9 @@ static void icl_tc_port_assert_ref_held(struct drm_i915_private *dev_priv, #define TGL_AUX_PW_TO_TC_PORT(pw_idx) ((pw_idx) - TGL_PW_CTL_IDX_AUX_TC1) -static void icl_tc_cold_exit(struct drm_i915_private *i915) +static void icl_tc_cold_exit(struct intel_display *display) { + struct drm_i915_private *i915 = to_i915(display->drm); int ret, tries = 0; while (1) { @@ -503,21 +504,22 @@ static void icl_tc_cold_exit(struct drm_i915_private *i915) } static void -icl_tc_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, +icl_tc_phy_aux_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { + struct drm_i915_private *dev_priv = to_i915(display->drm); enum aux_ch aux_ch = icl_aux_pw_to_ch(power_well); - struct intel_digital_port *dig_port = aux_ch_to_digital_port(dev_priv, aux_ch); + struct intel_digital_port *dig_port = aux_ch_to_digital_port(display, aux_ch); const struct i915_power_well_regs *regs = power_well->desc->ops->regs; bool is_tbt = power_well->desc->is_tc_tbt; bool timeout_expected; - icl_tc_port_assert_ref_held(dev_priv, power_well, dig_port); + icl_tc_port_assert_ref_held(display, power_well, dig_port); - intel_de_rmw(dev_priv, DP_AUX_CH_CTL(aux_ch), + intel_de_rmw(display, DP_AUX_CH_CTL(aux_ch), DP_AUX_CH_CTL_TBT_IO, is_tbt ? DP_AUX_CH_CTL_TBT_IO : 0); - intel_de_rmw(dev_priv, regs->driver, + intel_de_rmw(display, regs->driver, 0, HSW_PWR_WELL_CTL_REQ(i915_power_well_instance(power_well)->hsw.idx)); @@ -527,51 +529,53 @@ icl_tc_phy_aux_power_well_enable(struct drm_i915_private *dev_priv, * exit sequence. */ timeout_expected = is_tbt || intel_tc_cold_requires_aux_pw(dig_port); - if (DISPLAY_VER(dev_priv) == 11 && intel_tc_cold_requires_aux_pw(dig_port)) - icl_tc_cold_exit(dev_priv); + if (DISPLAY_VER(display) == 11 && intel_tc_cold_requires_aux_pw(dig_port)) + icl_tc_cold_exit(display); - hsw_wait_for_power_well_enable(dev_priv, power_well, timeout_expected); + hsw_wait_for_power_well_enable(display, power_well, timeout_expected); - if (DISPLAY_VER(dev_priv) >= 12 && !is_tbt) { + if (DISPLAY_VER(display) >= 12 && !is_tbt) { enum tc_port tc_port; tc_port = TGL_AUX_PW_TO_TC_PORT(i915_power_well_instance(power_well)->hsw.idx); if (wait_for(intel_dkl_phy_read(dev_priv, DKL_CMN_UC_DW_27(tc_port)) & DKL_CMN_UC_DW27_UC_HEALTH, 1)) - drm_warn(&dev_priv->drm, + drm_warn(display->drm, "Timeout waiting TC uC health\n"); } } static void -icl_aux_power_well_enable(struct drm_i915_private *dev_priv, +icl_aux_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - enum phy phy = icl_aux_pw_to_phy(dev_priv, power_well); + struct drm_i915_private *dev_priv = to_i915(display->drm); + enum phy phy = icl_aux_pw_to_phy(display, power_well); if (intel_phy_is_tc(dev_priv, phy)) - return icl_tc_phy_aux_power_well_enable(dev_priv, power_well); - else if (IS_ICELAKE(dev_priv)) - return icl_combo_phy_aux_power_well_enable(dev_priv, + return icl_tc_phy_aux_power_well_enable(display, power_well); + else if (display->platform.icelake) + return icl_combo_phy_aux_power_well_enable(display, power_well); else - return hsw_power_well_enable(dev_priv, power_well); + return hsw_power_well_enable(display, power_well); } static void -icl_aux_power_well_disable(struct drm_i915_private *dev_priv, +icl_aux_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - enum phy phy = icl_aux_pw_to_phy(dev_priv, power_well); + struct drm_i915_private *dev_priv = to_i915(display->drm); + enum phy phy = icl_aux_pw_to_phy(display, power_well); if (intel_phy_is_tc(dev_priv, phy)) - return hsw_power_well_disable(dev_priv, power_well); - else if (IS_ICELAKE(dev_priv)) - return icl_combo_phy_aux_power_well_disable(dev_priv, + return hsw_power_well_disable(display, power_well); + else if (display->platform.icelake) + return icl_combo_phy_aux_power_well_disable(display, power_well); else - return hsw_power_well_disable(dev_priv, power_well); + return hsw_power_well_disable(display, power_well); } /* @@ -579,7 +583,7 @@ icl_aux_power_well_disable(struct drm_i915_private *dev_priv, * enable it, so check if it's enabled and also check if we've requested it to * be enabled. */ -static bool hsw_power_well_enabled(struct drm_i915_private *dev_priv, +static bool hsw_power_well_enabled(struct intel_display *display, struct i915_power_well *power_well) { const struct i915_power_well_regs *regs = power_well->desc->ops->regs; @@ -589,7 +593,7 @@ static bool hsw_power_well_enabled(struct drm_i915_private *dev_priv, HSW_PWR_WELL_CTL_STATE(pw_idx); u32 val; - val = intel_de_read(dev_priv, regs->driver); + val = intel_de_read(display, regs->driver); /* * On GEN9 big core due to a DMC bug the driver's request bits for PW1 @@ -597,9 +601,9 @@ static bool hsw_power_well_enabled(struct drm_i915_private *dev_priv, * BIOS's own request bits, which are forced-on for these power wells * when exiting DC5/6. */ - if (DISPLAY_VER(dev_priv) == 9 && !IS_BROXTON(dev_priv) && + if (DISPLAY_VER(display) == 9 && !display->platform.broxton && (id == SKL_DISP_PW_1 || id == SKL_DISP_PW_MISC_IO)) - val |= intel_de_read(dev_priv, regs->bios); + val |= intel_de_read(display, regs->bios); return (val & mask) == mask; } @@ -692,7 +696,6 @@ static void gen9_write_dc_state(struct intel_display *display, static u32 gen9_dc_mask(struct intel_display *display) { - struct drm_i915_private *dev_priv = to_i915(display->drm); u32 mask; mask = DC_STATE_EN_UPTO_DC5; @@ -702,7 +705,7 @@ static u32 gen9_dc_mask(struct intel_display *display) | DC_STATE_EN_DC9; else if (DISPLAY_VER(display) == 11) mask |= DC_STATE_EN_UPTO_DC6 | DC_STATE_EN_DC9; - else if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv)) + else if (display->platform.geminilake || display->platform.broxton) mask |= DC_STATE_EN_DC9; else mask |= DC_STATE_EN_UPTO_DC6; @@ -799,7 +802,7 @@ static void tgl_disable_dc3co(struct intel_display *display) static void assert_can_enable_dc5(struct intel_display *display) { - struct drm_i915_private *dev_priv = to_i915(display->drm); + struct drm_i915_private __maybe_unused *dev_priv = to_i915(display->drm); enum i915_power_well_id high_pg; /* Power wells at this level and above must be disabled for DC5 entry */ @@ -809,7 +812,7 @@ static void assert_can_enable_dc5(struct intel_display *display) high_pg = SKL_DISP_PW_2; drm_WARN_ONCE(display->drm, - intel_display_power_well_is_enabled(dev_priv, high_pg), + intel_display_power_well_is_enabled(display, high_pg), "Power wells above platform's DC5 limit still enabled.\n"); drm_WARN_ONCE(display->drm, @@ -823,14 +826,12 @@ static void assert_can_enable_dc5(struct intel_display *display) void gen9_enable_dc5(struct intel_display *display) { - struct drm_i915_private *dev_priv = to_i915(display->drm); - assert_can_enable_dc5(display); drm_dbg_kms(display->drm, "Enabling DC5\n"); /* Wa Display #1183: skl,kbl,cfl */ - if (DISPLAY_VER(display) == 9 && !IS_BROXTON(dev_priv)) + if (DISPLAY_VER(display) == 9 && !display->platform.broxton) intel_de_rmw(display, GEN8_CHICKEN_DCPR_1, 0, SKL_SELECT_ALTERNATE_DC_EXIT); @@ -856,14 +857,12 @@ static void assert_can_enable_dc6(struct intel_display *display) void skl_enable_dc6(struct intel_display *display) { - struct drm_i915_private *dev_priv = to_i915(display->drm); - assert_can_enable_dc6(display); drm_dbg_kms(display->drm, "Enabling DC6\n"); /* Wa Display #1183: skl,kbl,cfl */ - if (DISPLAY_VER(display) == 9 && !IS_BROXTON(dev_priv)) + if (DISPLAY_VER(display) == 9 && !display->platform.broxton) intel_de_rmw(display, GEN8_CHICKEN_DCPR_1, 0, SKL_SELECT_ALTERNATE_DC_EXIT); @@ -874,8 +873,6 @@ void skl_enable_dc6(struct intel_display *display) void bxt_enable_dc9(struct intel_display *display) { - struct drm_i915_private *dev_priv = to_i915(display->drm); - assert_can_enable_dc9(display); drm_dbg_kms(display->drm, "Enabling DC9\n"); @@ -883,7 +880,7 @@ void bxt_enable_dc9(struct intel_display *display) * Power sequencer reset is needed on BXT/GLK, because the PPS registers * aren't always on, unlike with South Display Engine on PCH. */ - if (IS_BROXTON(dev_priv) || IS_GEMINILAKE(dev_priv)) + if (display->platform.broxton || display->platform.geminilake) bxt_pps_reset_all(display); gen9_set_dc_state(display, DC_STATE_EN_DC9); } @@ -899,63 +896,56 @@ void bxt_disable_dc9(struct intel_display *display) intel_pps_unlock_regs_wa(display); } -static void hsw_power_well_sync_hw(struct drm_i915_private *dev_priv, +static void hsw_power_well_sync_hw(struct intel_display *display, struct i915_power_well *power_well) { const struct i915_power_well_regs *regs = power_well->desc->ops->regs; int pw_idx = i915_power_well_instance(power_well)->hsw.idx; u32 mask = HSW_PWR_WELL_CTL_REQ(pw_idx); - u32 bios_req = intel_de_read(dev_priv, regs->bios); + u32 bios_req = intel_de_read(display, regs->bios); /* Take over the request bit if set by BIOS. */ if (bios_req & mask) { - u32 drv_req = intel_de_read(dev_priv, regs->driver); + u32 drv_req = intel_de_read(display, regs->driver); if (!(drv_req & mask)) - intel_de_write(dev_priv, regs->driver, drv_req | mask); - intel_de_write(dev_priv, regs->bios, bios_req & ~mask); + intel_de_write(display, regs->driver, drv_req | mask); + intel_de_write(display, regs->bios, bios_req & ~mask); } } -static void bxt_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, +static void bxt_dpio_cmn_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; - bxt_dpio_phy_init(display, i915_power_well_instance(power_well)->bxt.phy); } -static void bxt_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv, +static void bxt_dpio_cmn_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; - bxt_dpio_phy_uninit(display, i915_power_well_instance(power_well)->bxt.phy); } -static bool bxt_dpio_cmn_power_well_enabled(struct drm_i915_private *dev_priv, +static bool bxt_dpio_cmn_power_well_enabled(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; - return bxt_dpio_phy_is_enabled(display, i915_power_well_instance(power_well)->bxt.phy); } -static void bxt_verify_dpio_phy_power_wells(struct drm_i915_private *dev_priv) +static void bxt_verify_dpio_phy_power_wells(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; struct i915_power_well *power_well; - power_well = lookup_power_well(dev_priv, BXT_DISP_PW_DPIO_CMN_A); + power_well = lookup_power_well(display, BXT_DISP_PW_DPIO_CMN_A); if (intel_power_well_refcount(power_well) > 0) bxt_dpio_phy_verify_state(display, i915_power_well_instance(power_well)->bxt.phy); - power_well = lookup_power_well(dev_priv, VLV_DISP_PW_DPIO_CMN_BC); + power_well = lookup_power_well(display, VLV_DISP_PW_DPIO_CMN_BC); if (intel_power_well_refcount(power_well) > 0) bxt_dpio_phy_verify_state(display, i915_power_well_instance(power_well)->bxt.phy); - if (IS_GEMINILAKE(dev_priv)) { - power_well = lookup_power_well(dev_priv, + if (display->platform.geminilake) { + power_well = lookup_power_well(display, GLK_DISP_PW_DPIO_CMN_C); if (intel_power_well_refcount(power_well) > 0) bxt_dpio_phy_verify_state(display, @@ -963,21 +953,20 @@ static void bxt_verify_dpio_phy_power_wells(struct drm_i915_private *dev_priv) } } -static bool gen9_dc_off_power_well_enabled(struct drm_i915_private *dev_priv, +static bool gen9_dc_off_power_well_enabled(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; - return ((intel_de_read(display, DC_STATE_EN) & DC_STATE_EN_DC3CO) == 0 && (intel_de_read(display, DC_STATE_EN) & DC_STATE_EN_UPTO_DC5_DC6_MASK) == 0); } -static void gen9_assert_dbuf_enabled(struct drm_i915_private *dev_priv) +static void gen9_assert_dbuf_enabled(struct intel_display *display) { + struct drm_i915_private *dev_priv = to_i915(display->drm); u8 hw_enabled_dbuf_slices = intel_enabled_dbuf_slices_mask(dev_priv); - u8 enabled_dbuf_slices = dev_priv->display.dbuf.enabled_slices; + u8 enabled_dbuf_slices = display->dbuf.enabled_slices; - drm_WARN(&dev_priv->drm, + drm_WARN(display->drm, hw_enabled_dbuf_slices != enabled_dbuf_slices, "Unexpected DBuf power power state (0x%08x, expected 0x%08x)\n", hw_enabled_dbuf_slices, @@ -1015,10 +1004,10 @@ void gen9_disable_dc_states(struct intel_display *display) intel_cdclk_clock_changed(&display->cdclk.hw, &cdclk_config)); - gen9_assert_dbuf_enabled(dev_priv); + gen9_assert_dbuf_enabled(display); - if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv)) - bxt_verify_dpio_phy_power_wells(dev_priv); + if (display->platform.geminilake || display->platform.broxton) + bxt_verify_dpio_phy_power_wells(display); if (DISPLAY_VER(display) >= 11) /* @@ -1029,18 +1018,15 @@ void gen9_disable_dc_states(struct intel_display *display) intel_combo_phy_init(dev_priv); } -static void gen9_dc_off_power_well_enable(struct drm_i915_private *dev_priv, +static void gen9_dc_off_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; - gen9_disable_dc_states(display); } -static void gen9_dc_off_power_well_disable(struct drm_i915_private *dev_priv, +static void gen9_dc_off_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; struct i915_power_domains *power_domains = &display->power.domains; if (!intel_dmc_has_payload(display)) @@ -1059,63 +1045,58 @@ static void gen9_dc_off_power_well_disable(struct drm_i915_private *dev_priv, } } -static void i9xx_power_well_sync_hw_noop(struct drm_i915_private *dev_priv, +static void i9xx_power_well_sync_hw_noop(struct intel_display *display, struct i915_power_well *power_well) { } -static void i9xx_always_on_power_well_noop(struct drm_i915_private *dev_priv, +static void i9xx_always_on_power_well_noop(struct intel_display *display, struct i915_power_well *power_well) { } -static bool i9xx_always_on_power_well_enabled(struct drm_i915_private *dev_priv, - struct i915_power_well *power_well) +static bool i9xx_always_on_power_well_enabled(struct intel_display *display, + struct i915_power_well *power_well) { return true; } -static void i830_pipes_power_well_enable(struct drm_i915_private *dev_priv, +static void i830_pipes_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; - - if ((intel_de_read(display, TRANSCONF(dev_priv, PIPE_A)) & TRANSCONF_ENABLE) == 0) + if ((intel_de_read(display, TRANSCONF(display, PIPE_A)) & TRANSCONF_ENABLE) == 0) i830_enable_pipe(display, PIPE_A); - if ((intel_de_read(display, TRANSCONF(dev_priv, PIPE_B)) & TRANSCONF_ENABLE) == 0) + if ((intel_de_read(display, TRANSCONF(display, PIPE_B)) & TRANSCONF_ENABLE) == 0) i830_enable_pipe(display, PIPE_B); } -static void i830_pipes_power_well_disable(struct drm_i915_private *dev_priv, +static void i830_pipes_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; - i830_disable_pipe(display, PIPE_B); i830_disable_pipe(display, PIPE_A); } -static bool i830_pipes_power_well_enabled(struct drm_i915_private *dev_priv, +static bool i830_pipes_power_well_enabled(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; - - return intel_de_read(display, TRANSCONF(dev_priv, PIPE_A)) & TRANSCONF_ENABLE && - intel_de_read(display, TRANSCONF(dev_priv, PIPE_B)) & TRANSCONF_ENABLE; + return intel_de_read(display, TRANSCONF(display, PIPE_A)) & TRANSCONF_ENABLE && + intel_de_read(display, TRANSCONF(display, PIPE_B)) & TRANSCONF_ENABLE; } -static void i830_pipes_power_well_sync_hw(struct drm_i915_private *dev_priv, +static void i830_pipes_power_well_sync_hw(struct intel_display *display, struct i915_power_well *power_well) { if (intel_power_well_refcount(power_well) > 0) - i830_pipes_power_well_enable(dev_priv, power_well); + i830_pipes_power_well_enable(display, power_well); else - i830_pipes_power_well_disable(dev_priv, power_well); + i830_pipes_power_well_disable(display, power_well); } -static void vlv_set_power_well(struct drm_i915_private *dev_priv, +static void vlv_set_power_well(struct intel_display *display, struct i915_power_well *power_well, bool enable) { + struct drm_i915_private *dev_priv = to_i915(display->drm); int pw_idx = i915_power_well_instance(power_well)->vlv.idx; u32 mask; u32 state; @@ -1139,7 +1120,7 @@ static void vlv_set_power_well(struct drm_i915_private *dev_priv, vlv_punit_write(dev_priv, PUNIT_REG_PWRGT_CTRL, ctrl); if (wait_for(COND, 100)) - drm_err(&dev_priv->drm, + drm_err(display->drm, "timeout setting power well state %08x (%08x)\n", state, vlv_punit_read(dev_priv, PUNIT_REG_PWRGT_CTRL)); @@ -1150,21 +1131,22 @@ static void vlv_set_power_well(struct drm_i915_private *dev_priv, vlv_punit_put(dev_priv); } -static void vlv_power_well_enable(struct drm_i915_private *dev_priv, +static void vlv_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - vlv_set_power_well(dev_priv, power_well, true); + vlv_set_power_well(display, power_well, true); } -static void vlv_power_well_disable(struct drm_i915_private *dev_priv, +static void vlv_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - vlv_set_power_well(dev_priv, power_well, false); + vlv_set_power_well(display, power_well, false); } -static bool vlv_power_well_enabled(struct drm_i915_private *dev_priv, +static bool vlv_power_well_enabled(struct intel_display *display, struct i915_power_well *power_well) { + struct drm_i915_private *dev_priv = to_i915(display->drm); int pw_idx = i915_power_well_instance(power_well)->vlv.idx; bool enabled = false; u32 mask; @@ -1181,7 +1163,7 @@ static bool vlv_power_well_enabled(struct drm_i915_private *dev_priv, * We only ever set the power-on and power-gate states, anything * else is unexpected. */ - drm_WARN_ON(&dev_priv->drm, state != PUNIT_PWRGT_PWR_ON(pw_idx) && + drm_WARN_ON(display->drm, state != PUNIT_PWRGT_PWR_ON(pw_idx) && state != PUNIT_PWRGT_PWR_GATE(pw_idx)); if (state == ctrl) enabled = true; @@ -1191,14 +1173,14 @@ static bool vlv_power_well_enabled(struct drm_i915_private *dev_priv, * is poking at the power controls too. */ ctrl = vlv_punit_read(dev_priv, PUNIT_REG_PWRGT_CTRL) & mask; - drm_WARN_ON(&dev_priv->drm, ctrl != state); + drm_WARN_ON(display->drm, ctrl != state); vlv_punit_put(dev_priv); return enabled; } -static void vlv_init_display_clock_gating(struct drm_i915_private *dev_priv) +static void vlv_init_display_clock_gating(struct intel_display *display) { /* * On driver load, a pipe may be active and driving a DSI display. @@ -1206,25 +1188,25 @@ static void vlv_init_display_clock_gating(struct drm_i915_private *dev_priv) * (and never recovering) in this case. intel_dsi_post_disable() will * clear it when we turn off the display. */ - intel_de_rmw(dev_priv, DSPCLK_GATE_D(dev_priv), + intel_de_rmw(display, DSPCLK_GATE_D(display), ~DPOUNIT_CLOCK_GATE_DISABLE, VRHUNIT_CLOCK_GATE_DISABLE); /* * Disable trickle feed and enable pnd deadline calculation */ - intel_de_write(dev_priv, MI_ARB_VLV, + intel_de_write(display, MI_ARB_VLV, MI_ARB_DISPLAY_TRICKLE_FEED_DISABLE); - intel_de_write(dev_priv, CBR1_VLV, 0); + intel_de_write(display, CBR1_VLV, 0); - drm_WARN_ON(&dev_priv->drm, DISPLAY_RUNTIME_INFO(dev_priv)->rawclk_freq == 0); - intel_de_write(dev_priv, RAWCLK_FREQ_VLV, - DIV_ROUND_CLOSEST(DISPLAY_RUNTIME_INFO(dev_priv)->rawclk_freq, + drm_WARN_ON(display->drm, DISPLAY_RUNTIME_INFO(display)->rawclk_freq == 0); + intel_de_write(display, RAWCLK_FREQ_VLV, + DIV_ROUND_CLOSEST(DISPLAY_RUNTIME_INFO(display)->rawclk_freq, 1000)); } -static void vlv_display_power_well_init(struct drm_i915_private *dev_priv) +static void vlv_display_power_well_init(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_encoder *encoder; enum pipe pipe; @@ -1236,17 +1218,17 @@ static void vlv_display_power_well_init(struct drm_i915_private *dev_priv) * * CHV DPLL B/C have some issues if VGA mode is enabled. */ - for_each_pipe(dev_priv, pipe) { - u32 val = intel_de_read(dev_priv, DPLL(dev_priv, pipe)); + for_each_pipe(display, pipe) { + u32 val = intel_de_read(display, DPLL(display, pipe)); val |= DPLL_REF_CLK_ENABLE_VLV | DPLL_VGA_MODE_DIS; if (pipe != PIPE_A) val |= DPLL_INTEGRATED_CRI_CLK_VLV; - intel_de_write(dev_priv, DPLL(dev_priv, pipe), val); + intel_de_write(display, DPLL(display, pipe), val); } - vlv_init_display_clock_gating(dev_priv); + vlv_init_display_clock_gating(display); spin_lock_irq(&dev_priv->irq_lock); valleyview_enable_display_irqs(dev_priv); @@ -1256,14 +1238,14 @@ static void vlv_display_power_well_init(struct drm_i915_private *dev_priv) * During driver initialization/resume we can avoid restoring the * part of the HW/SW state that will be inited anyway explicitly. */ - if (dev_priv->display.power.domains.initializing) + if (display->power.domains.initializing) return; intel_hpd_init(dev_priv); intel_hpd_poll_disable(dev_priv); /* Re-enable the ADPA, if we have one */ - for_each_intel_encoder(&dev_priv->drm, encoder) { + for_each_intel_encoder(display->drm, encoder) { if (encoder->type == INTEL_OUTPUT_ANALOG) intel_crt_reset(&encoder->base); } @@ -1273,9 +1255,9 @@ static void vlv_display_power_well_init(struct drm_i915_private *dev_priv) intel_pps_unlock_regs_wa(display); } -static void vlv_display_power_well_deinit(struct drm_i915_private *dev_priv) +static void vlv_display_power_well_deinit(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); spin_lock_irq(&dev_priv->irq_lock); valleyview_disable_display_irqs(dev_priv); @@ -1287,33 +1269,33 @@ static void vlv_display_power_well_deinit(struct drm_i915_private *dev_priv) vlv_pps_reset_all(display); /* Prevent us from re-enabling polling on accident in late suspend */ - if (!dev_priv->drm.dev->power.is_suspended) + if (!display->drm->dev->power.is_suspended) intel_hpd_poll_enable(dev_priv); } -static void vlv_display_power_well_enable(struct drm_i915_private *dev_priv, +static void vlv_display_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - vlv_set_power_well(dev_priv, power_well, true); + vlv_set_power_well(display, power_well, true); - vlv_display_power_well_init(dev_priv); + vlv_display_power_well_init(display); } -static void vlv_display_power_well_disable(struct drm_i915_private *dev_priv, +static void vlv_display_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - vlv_display_power_well_deinit(dev_priv); + vlv_display_power_well_deinit(display); - vlv_set_power_well(dev_priv, power_well, false); + vlv_set_power_well(display, power_well, false); } -static void vlv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, +static void vlv_dpio_cmn_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { /* since ref/cri clock was enabled */ udelay(1); /* >10ns for cmnreset, >0ns for sidereset */ - vlv_set_power_well(dev_priv, power_well, true); + vlv_set_power_well(display, power_well, true); /* * From VLV2A0_DP_eDP_DPIO_driver_vbios_notes_10.docx - @@ -1326,32 +1308,32 @@ static void vlv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, * both PLLs disabled, or we risk losing DPIO and PLL * synchronization. */ - intel_de_rmw(dev_priv, DPIO_CTL, 0, DPIO_CMNRST); + intel_de_rmw(display, DPIO_CTL, 0, DPIO_CMNRST); } -static void vlv_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv, +static void vlv_dpio_cmn_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { + struct drm_i915_private *dev_priv = to_i915(display->drm); enum pipe pipe; - for_each_pipe(dev_priv, pipe) + for_each_pipe(display, pipe) assert_pll_disabled(dev_priv, pipe); /* Assert common reset */ - intel_de_rmw(dev_priv, DPIO_CTL, DPIO_CMNRST, 0); + intel_de_rmw(display, DPIO_CTL, DPIO_CMNRST, 0); - vlv_set_power_well(dev_priv, power_well, false); + vlv_set_power_well(display, power_well, false); } #define BITS_SET(val, bits) (((val) & (bits)) == (bits)) static void assert_chv_phy_status(struct intel_display *display) { - struct drm_i915_private *dev_priv = to_i915(display->drm); struct i915_power_well *cmn_bc = - lookup_power_well(dev_priv, VLV_DISP_PW_DPIO_CMN_BC); + lookup_power_well(display, VLV_DISP_PW_DPIO_CMN_BC); struct i915_power_well *cmn_d = - lookup_power_well(dev_priv, CHV_DISP_PW_DPIO_CMN_D); + lookup_power_well(display, CHV_DISP_PW_DPIO_CMN_D); u32 phy_control = display->power.chv_phy_control; u32 phy_status = 0; u32 phy_status_mask = 0xffffffff; @@ -1376,7 +1358,7 @@ static void assert_chv_phy_status(struct intel_display *display) PHY_STATUS_SPLINE_LDO(DPIO_PHY1, DPIO_CH0, 0) | PHY_STATUS_SPLINE_LDO(DPIO_PHY1, DPIO_CH0, 1)); - if (intel_power_well_is_enabled(dev_priv, cmn_bc)) { + if (intel_power_well_is_enabled(display, cmn_bc)) { phy_status |= PHY_POWERGOOD(DPIO_PHY0); /* this assumes override is only used to enable lanes */ @@ -1417,7 +1399,7 @@ static void assert_chv_phy_status(struct intel_display *display) phy_status |= PHY_STATUS_SPLINE_LDO(DPIO_PHY0, DPIO_CH1, 1); } - if (intel_power_well_is_enabled(dev_priv, cmn_d)) { + if (intel_power_well_is_enabled(display, cmn_d)) { phy_status |= PHY_POWERGOOD(DPIO_PHY1); /* this assumes override is only used to enable lanes */ @@ -1452,10 +1434,10 @@ static void assert_chv_phy_status(struct intel_display *display) #undef BITS_SET -static void chv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, +static void chv_dpio_cmn_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); enum i915_power_well_id id = i915_power_well_instance(power_well)->id; enum dpio_phy phy; u32 tmp; @@ -1471,7 +1453,7 @@ static void chv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, /* since ref/cri clock was enabled */ udelay(1); /* >10ns for cmnreset, >0ns for sidereset */ - vlv_set_power_well(dev_priv, power_well, true); + vlv_set_power_well(display, power_well, true); /* Poll for phypwrgood signal */ if (intel_de_wait_for_set(display, DISPLAY_PHY_STATUS, @@ -1515,10 +1497,10 @@ static void chv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, assert_chv_phy_status(display); } -static void chv_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv, +static void chv_dpio_cmn_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); enum i915_power_well_id id = i915_power_well_instance(power_well)->id; enum dpio_phy phy; @@ -1539,7 +1521,7 @@ static void chv_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv, intel_de_write(display, DISPLAY_PHY_CONTROL, display->power.chv_phy_control); - vlv_set_power_well(dev_priv, power_well, false); + vlv_set_power_well(display, power_well, false); drm_dbg_kms(display->drm, "Disabled DPIO PHY%d (PHY_CONTROL=0x%08x)\n", @@ -1551,9 +1533,10 @@ static void chv_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv, assert_chv_phy_status(display); } -static void assert_chv_phy_powergate(struct drm_i915_private *dev_priv, enum dpio_phy phy, +static void assert_chv_phy_powergate(struct intel_display *display, enum dpio_phy phy, enum dpio_channel ch, bool override, unsigned int mask) { + struct drm_i915_private *dev_priv = to_i915(display->drm); u32 reg, val, expected, actual; /* @@ -1563,7 +1546,7 @@ static void assert_chv_phy_powergate(struct drm_i915_private *dev_priv, enum dpi * reset (ie. the power well has been disabled at * least once). */ - if (!dev_priv->display.power.chv_phy_assert[phy]) + if (!display->power.chv_phy_assert[phy]) return; if (ch == DPIO_CH0) @@ -1606,7 +1589,7 @@ static void assert_chv_phy_powergate(struct drm_i915_private *dev_priv, enum dpi actual = REG_FIELD_GET(DPIO_ANYDL_POWERDOWN_CH1 | DPIO_ALLDL_POWERDOWN_CH1, val); - drm_WARN(&dev_priv->drm, actual != expected, + drm_WARN(display->drm, actual != expected, "Unexpected DPIO lane power down: all %d, any %d. Expected: all %d, any %d. (0x%x = 0x%08x)\n", !!(actual & DPIO_ALLDL_POWERDOWN), !!(actual & DPIO_ANYDL_POWERDOWN), @@ -1615,10 +1598,9 @@ static void assert_chv_phy_powergate(struct drm_i915_private *dev_priv, enum dpi reg, val); } -bool chv_phy_powergate_ch(struct drm_i915_private *dev_priv, enum dpio_phy phy, +bool chv_phy_powergate_ch(struct intel_display *display, enum dpio_phy phy, enum dpio_channel ch, bool override) { - struct intel_display *display = &dev_priv->display; struct i915_power_domains *power_domains = &display->power.domains; bool was_override; @@ -1653,7 +1635,6 @@ void chv_phy_powergate_lanes(struct intel_encoder *encoder, bool override, unsigned int mask) { struct intel_display *display = to_intel_display(encoder); - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct i915_power_domains *power_domains = &display->power.domains; enum dpio_phy phy = vlv_dig_port_to_phy(enc_to_dig_port(encoder)); enum dpio_channel ch = vlv_dig_port_to_channel(enc_to_dig_port(encoder)); @@ -1677,14 +1658,15 @@ void chv_phy_powergate_lanes(struct intel_encoder *encoder, assert_chv_phy_status(display); - assert_chv_phy_powergate(dev_priv, phy, ch, override, mask); + assert_chv_phy_powergate(display, phy, ch, override, mask); mutex_unlock(&power_domains->lock); } -static bool chv_pipe_power_well_enabled(struct drm_i915_private *dev_priv, +static bool chv_pipe_power_well_enabled(struct intel_display *display, struct i915_power_well *power_well) { + struct drm_i915_private *dev_priv = to_i915(display->drm); enum pipe pipe = PIPE_A; bool enabled; u32 state, ctrl; @@ -1696,7 +1678,7 @@ static bool chv_pipe_power_well_enabled(struct drm_i915_private *dev_priv, * We only ever set the power-on and power-gate states, anything * else is unexpected. */ - drm_WARN_ON(&dev_priv->drm, state != DP_SSS_PWR_ON(pipe) && + drm_WARN_ON(display->drm, state != DP_SSS_PWR_ON(pipe) && state != DP_SSS_PWR_GATE(pipe)); enabled = state == DP_SSS_PWR_ON(pipe); @@ -1705,17 +1687,18 @@ static bool chv_pipe_power_well_enabled(struct drm_i915_private *dev_priv, * is poking at the power controls too. */ ctrl = vlv_punit_read(dev_priv, PUNIT_REG_DSPSSPM) & DP_SSC_MASK(pipe); - drm_WARN_ON(&dev_priv->drm, ctrl << 16 != state); + drm_WARN_ON(display->drm, ctrl << 16 != state); vlv_punit_put(dev_priv); return enabled; } -static void chv_set_pipe_power_well(struct drm_i915_private *dev_priv, +static void chv_set_pipe_power_well(struct intel_display *display, struct i915_power_well *power_well, bool enable) { + struct drm_i915_private *dev_priv = to_i915(display->drm); enum pipe pipe = PIPE_A; u32 state; u32 ctrl; @@ -1736,7 +1719,7 @@ static void chv_set_pipe_power_well(struct drm_i915_private *dev_priv, vlv_punit_write(dev_priv, PUNIT_REG_DSPSSPM, ctrl); if (wait_for(COND, 100)) - drm_err(&dev_priv->drm, + drm_err(display->drm, "timeout setting power well state %08x (%08x)\n", state, vlv_punit_read(dev_priv, PUNIT_REG_DSPSSPM)); @@ -1747,32 +1730,33 @@ static void chv_set_pipe_power_well(struct drm_i915_private *dev_priv, vlv_punit_put(dev_priv); } -static void chv_pipe_power_well_sync_hw(struct drm_i915_private *dev_priv, +static void chv_pipe_power_well_sync_hw(struct intel_display *display, struct i915_power_well *power_well) { - intel_de_write(dev_priv, DISPLAY_PHY_CONTROL, - dev_priv->display.power.chv_phy_control); + intel_de_write(display, DISPLAY_PHY_CONTROL, + display->power.chv_phy_control); } -static void chv_pipe_power_well_enable(struct drm_i915_private *dev_priv, +static void chv_pipe_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - chv_set_pipe_power_well(dev_priv, power_well, true); + chv_set_pipe_power_well(display, power_well, true); - vlv_display_power_well_init(dev_priv); + vlv_display_power_well_init(display); } -static void chv_pipe_power_well_disable(struct drm_i915_private *dev_priv, +static void chv_pipe_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - vlv_display_power_well_deinit(dev_priv); + vlv_display_power_well_deinit(display); - chv_set_pipe_power_well(dev_priv, power_well, false); + chv_set_pipe_power_well(display, power_well, false); } static void -tgl_tc_cold_request(struct drm_i915_private *i915, bool block) +tgl_tc_cold_request(struct intel_display *display, bool block) { + struct drm_i915_private *i915 = to_i915(display->drm); u8 tries = 0; int ret; @@ -1813,31 +1797,31 @@ tgl_tc_cold_request(struct drm_i915_private *i915, bool block) } static void -tgl_tc_cold_off_power_well_enable(struct drm_i915_private *i915, +tgl_tc_cold_off_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - tgl_tc_cold_request(i915, true); + tgl_tc_cold_request(display, true); } static void -tgl_tc_cold_off_power_well_disable(struct drm_i915_private *i915, +tgl_tc_cold_off_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - tgl_tc_cold_request(i915, false); + tgl_tc_cold_request(display, false); } static void -tgl_tc_cold_off_power_well_sync_hw(struct drm_i915_private *i915, +tgl_tc_cold_off_power_well_sync_hw(struct intel_display *display, struct i915_power_well *power_well) { if (intel_power_well_refcount(power_well) > 0) - tgl_tc_cold_off_power_well_enable(i915, power_well); + tgl_tc_cold_off_power_well_enable(display, power_well); else - tgl_tc_cold_off_power_well_disable(i915, power_well); + tgl_tc_cold_off_power_well_disable(display, power_well); } static bool -tgl_tc_cold_off_power_well_is_enabled(struct drm_i915_private *dev_priv, +tgl_tc_cold_off_power_well_is_enabled(struct intel_display *display, struct i915_power_well *power_well) { /* @@ -1847,17 +1831,18 @@ tgl_tc_cold_off_power_well_is_enabled(struct drm_i915_private *dev_priv, return intel_power_well_refcount(power_well); } -static void xelpdp_aux_power_well_enable(struct drm_i915_private *dev_priv, +static void xelpdp_aux_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { + struct drm_i915_private *dev_priv = to_i915(display->drm); enum aux_ch aux_ch = i915_power_well_instance(power_well)->xelpdp.aux_ch; - enum phy phy = icl_aux_pw_to_phy(dev_priv, power_well); + enum phy phy = icl_aux_pw_to_phy(display, power_well); if (intel_phy_is_tc(dev_priv, phy)) - icl_tc_port_assert_ref_held(dev_priv, power_well, - aux_ch_to_digital_port(dev_priv, aux_ch)); + icl_tc_port_assert_ref_held(display, power_well, + aux_ch_to_digital_port(display, aux_ch)); - intel_de_rmw(dev_priv, XELPDP_DP_AUX_CH_CTL(dev_priv, aux_ch), + intel_de_rmw(display, XELPDP_DP_AUX_CH_CTL(display, aux_ch), XELPDP_DP_AUX_CH_CTL_POWER_REQUEST, XELPDP_DP_AUX_CH_CTL_POWER_REQUEST); @@ -1870,57 +1855,57 @@ static void xelpdp_aux_power_well_enable(struct drm_i915_private *dev_priv, usleep_range(600, 1200); } -static void xelpdp_aux_power_well_disable(struct drm_i915_private *dev_priv, +static void xelpdp_aux_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { enum aux_ch aux_ch = i915_power_well_instance(power_well)->xelpdp.aux_ch; - intel_de_rmw(dev_priv, XELPDP_DP_AUX_CH_CTL(dev_priv, aux_ch), + intel_de_rmw(display, XELPDP_DP_AUX_CH_CTL(display, aux_ch), XELPDP_DP_AUX_CH_CTL_POWER_REQUEST, 0); usleep_range(10, 30); } -static bool xelpdp_aux_power_well_enabled(struct drm_i915_private *dev_priv, +static bool xelpdp_aux_power_well_enabled(struct intel_display *display, struct i915_power_well *power_well) { enum aux_ch aux_ch = i915_power_well_instance(power_well)->xelpdp.aux_ch; - return intel_de_read(dev_priv, XELPDP_DP_AUX_CH_CTL(dev_priv, aux_ch)) & + return intel_de_read(display, XELPDP_DP_AUX_CH_CTL(display, aux_ch)) & XELPDP_DP_AUX_CH_CTL_POWER_STATUS; } -static void xe2lpd_pica_power_well_enable(struct drm_i915_private *dev_priv, +static void xe2lpd_pica_power_well_enable(struct intel_display *display, struct i915_power_well *power_well) { - intel_de_write(dev_priv, XE2LPD_PICA_PW_CTL, + intel_de_write(display, XE2LPD_PICA_PW_CTL, XE2LPD_PICA_CTL_POWER_REQUEST); - if (intel_de_wait_for_set(dev_priv, XE2LPD_PICA_PW_CTL, + if (intel_de_wait_for_set(display, XE2LPD_PICA_PW_CTL, XE2LPD_PICA_CTL_POWER_STATUS, 1)) { - drm_dbg_kms(&dev_priv->drm, "pica power well enable timeout\n"); + drm_dbg_kms(display->drm, "pica power well enable timeout\n"); - drm_WARN(&dev_priv->drm, 1, "Power well PICA timeout when enabled"); + drm_WARN(display->drm, 1, "Power well PICA timeout when enabled"); } } -static void xe2lpd_pica_power_well_disable(struct drm_i915_private *dev_priv, +static void xe2lpd_pica_power_well_disable(struct intel_display *display, struct i915_power_well *power_well) { - intel_de_write(dev_priv, XE2LPD_PICA_PW_CTL, 0); + intel_de_write(display, XE2LPD_PICA_PW_CTL, 0); - if (intel_de_wait_for_clear(dev_priv, XE2LPD_PICA_PW_CTL, + if (intel_de_wait_for_clear(display, XE2LPD_PICA_PW_CTL, XE2LPD_PICA_CTL_POWER_STATUS, 1)) { - drm_dbg_kms(&dev_priv->drm, "pica power well disable timeout\n"); + drm_dbg_kms(display->drm, "pica power well disable timeout\n"); - drm_WARN(&dev_priv->drm, 1, "Power well PICA timeout when disabled"); + drm_WARN(display->drm, 1, "Power well PICA timeout when disabled"); } } -static bool xe2lpd_pica_power_well_enabled(struct drm_i915_private *dev_priv, +static bool xe2lpd_pica_power_well_enabled(struct intel_display *display, struct i915_power_well *power_well) { - return intel_de_read(dev_priv, XE2LPD_PICA_PW_CTL) & + return intel_de_read(display, XE2LPD_PICA_PW_CTL) & XE2LPD_PICA_CTL_POWER_STATUS; } diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.h b/drivers/gpu/drm/i915/display/intel_display_power_well.h index 0c12ca46dfc8..338379dae44c 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.h +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.h @@ -10,7 +10,6 @@ #include "intel_display_power.h" #include "intel_dpio_phy.h" -struct drm_i915_private; struct i915_power_well_ops; struct intel_display; struct intel_encoder; @@ -127,23 +126,23 @@ struct i915_power_well { u8 instance_idx; }; -struct i915_power_well *lookup_power_well(struct drm_i915_private *i915, +struct i915_power_well *lookup_power_well(struct intel_display *display, enum i915_power_well_id id); -void intel_power_well_enable(struct drm_i915_private *i915, +void intel_power_well_enable(struct intel_display *display, struct i915_power_well *power_well); -void intel_power_well_disable(struct drm_i915_private *i915, +void intel_power_well_disable(struct intel_display *display, struct i915_power_well *power_well); -void intel_power_well_sync_hw(struct drm_i915_private *i915, +void intel_power_well_sync_hw(struct intel_display *display, struct i915_power_well *power_well); -void intel_power_well_get(struct drm_i915_private *i915, +void intel_power_well_get(struct intel_display *display, struct i915_power_well *power_well); -void intel_power_well_put(struct drm_i915_private *i915, +void intel_power_well_put(struct intel_display *display, struct i915_power_well *power_well); -bool intel_power_well_is_enabled(struct drm_i915_private *i915, +bool intel_power_well_is_enabled(struct intel_display *display, struct i915_power_well *power_well); bool intel_power_well_is_enabled_cached(struct i915_power_well *power_well); -bool intel_display_power_well_is_enabled(struct drm_i915_private *dev_priv, +bool intel_display_power_well_is_enabled(struct intel_display *display, enum i915_power_well_id power_well_id); bool intel_power_well_is_always_on(struct i915_power_well *power_well); const char *intel_power_well_name(struct i915_power_well *power_well); @@ -152,7 +151,7 @@ int intel_power_well_refcount(struct i915_power_well *power_well); void chv_phy_powergate_lanes(struct intel_encoder *encoder, bool override, unsigned int mask); -bool chv_phy_powergate_ch(struct drm_i915_private *dev_priv, enum dpio_phy phy, +bool chv_phy_powergate_ch(struct intel_display *display, enum dpio_phy phy, enum dpio_channel ch, bool override); void gen9_enable_dc5(struct intel_display *display); diff --git a/drivers/gpu/drm/i915/display/intel_dpio_phy.c b/drivers/gpu/drm/i915/display/intel_dpio_phy.c index 0f12f2c3467c..eb3053ff9afa 100644 --- a/drivers/gpu/drm/i915/display/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/display/intel_dpio_phy.c @@ -855,6 +855,7 @@ void chv_data_lane_soft_reset(struct intel_encoder *encoder, void chv_phy_pre_pll_enable(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(encoder); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); @@ -871,7 +872,7 @@ void chv_phy_pre_pll_enable(struct intel_encoder *encoder, */ if (ch == DPIO_CH0 && pipe == PIPE_B) dig_port->release_cl2_override = - !chv_phy_powergate_ch(dev_priv, DPIO_PHY0, DPIO_CH1, true); + !chv_phy_powergate_ch(display, DPIO_PHY0, DPIO_CH1, true); chv_phy_powergate_lanes(encoder, true, lane_mask); @@ -1013,11 +1014,11 @@ void chv_phy_pre_encoder_enable(struct intel_encoder *encoder, void chv_phy_release_cl2_override(struct intel_encoder *encoder) { + struct intel_display *display = to_intel_display(encoder); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); if (dig_port->release_cl2_override) { - chv_phy_powergate_ch(dev_priv, DPIO_PHY0, DPIO_CH1, false); + chv_phy_powergate_ch(display, DPIO_PHY0, DPIO_CH1, false); dig_port->release_cl2_override = false; } } diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index b368584f481d..f6e68a0e3b6d 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -349,7 +349,7 @@ static bool hdcp_key_loadable(struct intel_display *display) /* PG1 (power well #1) needs to be enabled */ with_intel_runtime_pm(&i915->runtime_pm, wakeref) - enabled = intel_display_power_well_is_enabled(i915, id); + enabled = intel_display_power_well_is_enabled(display, id); /* * Another req for hdcp key loadability is enabled state of pll for diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 173bcae5f0e2..7784b3b760db 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -134,7 +134,7 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) */ if (!pll_enabled) { release_cl_override = display->platform.cherryview && - !chv_phy_powergate_ch(dev_priv, phy, ch, true); + !chv_phy_powergate_ch(display, phy, ch, true); if (vlv_force_pll_on(dev_priv, pipe, vlv_get_dpll(dev_priv))) { drm_err(display->drm, @@ -163,7 +163,7 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) vlv_force_pll_off(dev_priv, pipe); if (release_cl_override) - chv_phy_powergate_ch(dev_priv, phy, ch, false); + chv_phy_powergate_ch(display, phy, ch, false); } } From 31f58252b7cc442b3be0824396579d93fc0b5194 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 28 Nov 2024 17:38:22 +0200 Subject: [PATCH 156/179] drm/i915/display: convert power domain code internally to struct intel_display Going forward, struct intel_display is the main device data structure for display. Convert intel_display_power.c internally first, leaving external interfaces for follow-up. v2: Rebase, checkpatch fixes Cc: Imre Deak Reviewed-by: Imre Deak Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/d3284b30b53dd2fec786775ccb8992939360d774.1732808222.git.jani.nikula@intel.com --- .../drm/i915/display/intel_display_power.c | 806 +++++++++--------- 1 file changed, 414 insertions(+), 392 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index ade7192c0461..4043d6971c3e 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -198,14 +198,13 @@ intel_display_power_domain_str(enum intel_display_power_domain domain) } } -static bool __intel_display_power_is_enabled(struct drm_i915_private *dev_priv, +static bool __intel_display_power_is_enabled(struct intel_display *display, enum intel_display_power_domain domain) { - struct intel_display *display = &dev_priv->display; struct i915_power_well *power_well; bool is_enabled; - if (pm_runtime_suspended(dev_priv->drm.dev)) + if (pm_runtime_suspended(display->drm->dev)) return false; is_enabled = true; @@ -243,23 +242,22 @@ static bool __intel_display_power_is_enabled(struct drm_i915_private *dev_priv, bool intel_display_power_is_enabled(struct drm_i915_private *dev_priv, enum intel_display_power_domain domain) { - struct i915_power_domains *power_domains; + struct intel_display *display = &dev_priv->display; + struct i915_power_domains *power_domains = &display->power.domains; bool ret; - power_domains = &dev_priv->display.power.domains; - mutex_lock(&power_domains->lock); - ret = __intel_display_power_is_enabled(dev_priv, domain); + ret = __intel_display_power_is_enabled(display, domain); mutex_unlock(&power_domains->lock); return ret; } static u32 -sanitize_target_dc_state(struct drm_i915_private *i915, +sanitize_target_dc_state(struct intel_display *display, u32 target_dc_state) { - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct i915_power_domains *power_domains = &display->power.domains; static const u32 states[] = { DC_STATE_EN_UPTO_DC6, DC_STATE_EN_UPTO_DC5, @@ -296,15 +294,15 @@ void intel_display_power_set_target_dc_state(struct drm_i915_private *dev_priv, struct intel_display *display = &dev_priv->display; struct i915_power_well *power_well; bool dc_off_enabled; - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; + struct i915_power_domains *power_domains = &display->power.domains; mutex_lock(&power_domains->lock); power_well = lookup_power_well(display, SKL_DISP_DC_OFF); - if (drm_WARN_ON(&dev_priv->drm, !power_well)) + if (drm_WARN_ON(display->drm, !power_well)) goto unlock; - state = sanitize_target_dc_state(dev_priv, state); + state = sanitize_target_dc_state(display, state); if (state == power_domains->target_dc_state) goto unlock; @@ -340,11 +338,11 @@ static void __async_put_domains_mask(struct i915_power_domains *power_domains, static bool assert_async_put_domain_masks_disjoint(struct i915_power_domains *power_domains) { - struct drm_i915_private *i915 = container_of(power_domains, - struct drm_i915_private, - display.power.domains); + struct intel_display *display = container_of(power_domains, + struct intel_display, + power.domains); - return !drm_WARN_ON(&i915->drm, + return !drm_WARN_ON(display->drm, bitmap_intersects(power_domains->async_put_domains[0].bits, power_domains->async_put_domains[1].bits, POWER_DOMAIN_NUM)); @@ -353,21 +351,21 @@ assert_async_put_domain_masks_disjoint(struct i915_power_domains *power_domains) static bool __async_put_domains_state_ok(struct i915_power_domains *power_domains) { - struct drm_i915_private *i915 = container_of(power_domains, - struct drm_i915_private, - display.power.domains); + struct intel_display *display = container_of(power_domains, + struct intel_display, + power.domains); struct intel_power_domain_mask async_put_mask; enum intel_display_power_domain domain; bool err = false; err |= !assert_async_put_domain_masks_disjoint(power_domains); __async_put_domains_mask(power_domains, &async_put_mask); - err |= drm_WARN_ON(&i915->drm, + err |= drm_WARN_ON(display->drm, !!power_domains->async_put_wakeref != !bitmap_empty(async_put_mask.bits, POWER_DOMAIN_NUM)); for_each_power_domain(domain, &async_put_mask) - err |= drm_WARN_ON(&i915->drm, + err |= drm_WARN_ON(display->drm, power_domains->domain_use_count[domain] != 1); return !err; @@ -376,27 +374,27 @@ __async_put_domains_state_ok(struct i915_power_domains *power_domains) static void print_power_domains(struct i915_power_domains *power_domains, const char *prefix, struct intel_power_domain_mask *mask) { - struct drm_i915_private *i915 = container_of(power_domains, - struct drm_i915_private, - display.power.domains); + struct intel_display *display = container_of(power_domains, + struct intel_display, + power.domains); enum intel_display_power_domain domain; - drm_dbg(&i915->drm, "%s (%d):\n", prefix, bitmap_weight(mask->bits, POWER_DOMAIN_NUM)); + drm_dbg_kms(display->drm, "%s (%d):\n", prefix, bitmap_weight(mask->bits, POWER_DOMAIN_NUM)); for_each_power_domain(domain, mask) - drm_dbg(&i915->drm, "%s use_count %d\n", - intel_display_power_domain_str(domain), - power_domains->domain_use_count[domain]); + drm_dbg_kms(display->drm, "%s use_count %d\n", + intel_display_power_domain_str(domain), + power_domains->domain_use_count[domain]); } static void print_async_put_domains_state(struct i915_power_domains *power_domains) { - struct drm_i915_private *i915 = container_of(power_domains, - struct drm_i915_private, - display.power.domains); + struct intel_display *display = container_of(power_domains, + struct intel_display, + power.domains); - drm_dbg(&i915->drm, "async_put_wakeref: %s\n", - str_yes_no(power_domains->async_put_wakeref)); + drm_dbg_kms(display->drm, "async_put_wakeref: %s\n", + str_yes_no(power_domains->async_put_wakeref)); print_power_domains(power_domains, "async_put_domains[0]", &power_domains->async_put_domains[0]); @@ -456,10 +454,11 @@ cancel_async_put_work(struct i915_power_domains *power_domains, bool sync) } static bool -intel_display_power_grab_async_put_ref(struct drm_i915_private *dev_priv, +intel_display_power_grab_async_put_ref(struct intel_display *display, enum intel_display_power_domain domain) { - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; + struct drm_i915_private *dev_priv = to_i915(display->drm); + struct i915_power_domains *power_domains = &display->power.domains; struct intel_power_domain_mask async_put_mask; bool ret = false; @@ -485,14 +484,13 @@ intel_display_power_grab_async_put_ref(struct drm_i915_private *dev_priv, } static void -__intel_display_power_get_domain(struct drm_i915_private *dev_priv, +__intel_display_power_get_domain(struct intel_display *display, enum intel_display_power_domain domain) { - struct intel_display *display = &dev_priv->display; - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; + struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *power_well; - if (intel_display_power_grab_async_put_ref(dev_priv, domain)) + if (intel_display_power_grab_async_put_ref(display, domain)) return; for_each_power_domain_well(display, power_well, domain) @@ -516,11 +514,12 @@ __intel_display_power_get_domain(struct drm_i915_private *dev_priv, intel_wakeref_t intel_display_power_get(struct drm_i915_private *dev_priv, enum intel_display_power_domain domain) { - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; + struct intel_display *display = &dev_priv->display; + struct i915_power_domains *power_domains = &display->power.domains; intel_wakeref_t wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm); mutex_lock(&power_domains->lock); - __intel_display_power_get_domain(dev_priv, domain); + __intel_display_power_get_domain(display, domain); mutex_unlock(&power_domains->lock); return wakeref; @@ -542,7 +541,8 @@ intel_wakeref_t intel_display_power_get_if_enabled(struct drm_i915_private *dev_priv, enum intel_display_power_domain domain) { - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; + struct intel_display *display = &dev_priv->display; + struct i915_power_domains *power_domains = &display->power.domains; intel_wakeref_t wakeref; bool is_enabled; @@ -552,8 +552,8 @@ intel_display_power_get_if_enabled(struct drm_i915_private *dev_priv, mutex_lock(&power_domains->lock); - if (__intel_display_power_is_enabled(dev_priv, domain)) { - __intel_display_power_get_domain(dev_priv, domain); + if (__intel_display_power_is_enabled(display, domain)) { + __intel_display_power_get_domain(display, domain); is_enabled = true; } else { is_enabled = false; @@ -570,22 +570,19 @@ intel_display_power_get_if_enabled(struct drm_i915_private *dev_priv, } static void -__intel_display_power_put_domain(struct drm_i915_private *dev_priv, +__intel_display_power_put_domain(struct intel_display *display, enum intel_display_power_domain domain) { - struct intel_display *display = &dev_priv->display; - struct i915_power_domains *power_domains; + struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *power_well; const char *name = intel_display_power_domain_str(domain); struct intel_power_domain_mask async_put_mask; - power_domains = &dev_priv->display.power.domains; - - drm_WARN(&dev_priv->drm, !power_domains->domain_use_count[domain], + drm_WARN(display->drm, !power_domains->domain_use_count[domain], "Use count on domain %s is already zero\n", name); async_put_domains_mask(power_domains, &async_put_mask); - drm_WARN(&dev_priv->drm, + drm_WARN(display->drm, test_bit(domain, async_put_mask.bits), "Async disabling of domain %s is pending\n", name); @@ -596,13 +593,13 @@ __intel_display_power_put_domain(struct drm_i915_private *dev_priv, intel_power_well_put(display, power_well); } -static void __intel_display_power_put(struct drm_i915_private *dev_priv, +static void __intel_display_power_put(struct intel_display *display, enum intel_display_power_domain domain) { - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; + struct i915_power_domains *power_domains = &display->power.domains; mutex_lock(&power_domains->lock); - __intel_display_power_put_domain(dev_priv, domain); + __intel_display_power_put_domain(display, domain); mutex_unlock(&power_domains->lock); } @@ -611,23 +608,24 @@ queue_async_put_domains_work(struct i915_power_domains *power_domains, intel_wakeref_t wakeref, int delay_ms) { - struct drm_i915_private *i915 = container_of(power_domains, - struct drm_i915_private, - display.power.domains); - drm_WARN_ON(&i915->drm, power_domains->async_put_wakeref); + struct intel_display *display = container_of(power_domains, + struct intel_display, + power.domains); + drm_WARN_ON(display->drm, power_domains->async_put_wakeref); power_domains->async_put_wakeref = wakeref; - drm_WARN_ON(&i915->drm, !queue_delayed_work(system_unbound_wq, - &power_domains->async_put_work, - msecs_to_jiffies(delay_ms))); + drm_WARN_ON(display->drm, !queue_delayed_work(system_unbound_wq, + &power_domains->async_put_work, + msecs_to_jiffies(delay_ms))); } static void release_async_put_domains(struct i915_power_domains *power_domains, struct intel_power_domain_mask *mask) { - struct drm_i915_private *dev_priv = - container_of(power_domains, struct drm_i915_private, - display.power.domains); + struct intel_display *display = container_of(power_domains, + struct intel_display, + power.domains); + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_runtime_pm *rpm = &dev_priv->runtime_pm; enum intel_display_power_domain domain; intel_wakeref_t wakeref; @@ -637,7 +635,7 @@ release_async_put_domains(struct i915_power_domains *power_domains, for_each_power_domain(domain, mask) { /* Clear before put, so put's sanity check is happy. */ async_put_domains_clear_domain(power_domains, domain); - __intel_display_power_put_domain(dev_priv, domain); + __intel_display_power_put_domain(display, domain); } intel_runtime_pm_put(rpm, wakeref); @@ -646,10 +644,10 @@ release_async_put_domains(struct i915_power_domains *power_domains, static void intel_display_power_put_async_work(struct work_struct *work) { - struct drm_i915_private *dev_priv = - container_of(work, struct drm_i915_private, - display.power.domains.async_put_work.work); - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; + struct intel_display *display = container_of(work, struct intel_display, + power.domains.async_put_work.work); + struct drm_i915_private *dev_priv = to_i915(display->drm); + struct i915_power_domains *power_domains = &display->power.domains; struct intel_runtime_pm *rpm = &dev_priv->runtime_pm; intel_wakeref_t new_work_wakeref = intel_runtime_pm_get_raw(rpm); intel_wakeref_t old_work_wakeref = NULL; @@ -715,7 +713,8 @@ void __intel_display_power_put_async(struct drm_i915_private *i915, intel_wakeref_t wakeref, int delay_ms) { - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct intel_display *display = &i915->display; + struct i915_power_domains *power_domains = &display->power.domains; struct intel_runtime_pm *rpm = &i915->runtime_pm; intel_wakeref_t work_wakeref = intel_runtime_pm_get_raw(rpm); @@ -724,12 +723,12 @@ void __intel_display_power_put_async(struct drm_i915_private *i915, mutex_lock(&power_domains->lock); if (power_domains->domain_use_count[domain] > 1) { - __intel_display_power_put_domain(i915, domain); + __intel_display_power_put_domain(display, domain); goto out_verify; } - drm_WARN_ON(&i915->drm, power_domains->domain_use_count[domain] != 1); + drm_WARN_ON(display->drm, power_domains->domain_use_count[domain] != 1); /* Let a pending work requeue itself or queue a new one. */ if (power_domains->async_put_wakeref) { @@ -768,7 +767,8 @@ void __intel_display_power_put_async(struct drm_i915_private *i915, */ void intel_display_power_flush_work(struct drm_i915_private *i915) { - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct intel_display *display = &i915->display; + struct i915_power_domains *power_domains = &display->power.domains; struct intel_power_domain_mask async_put_mask; intel_wakeref_t work_wakeref; @@ -793,22 +793,23 @@ void intel_display_power_flush_work(struct drm_i915_private *i915) /** * intel_display_power_flush_work_sync - flushes and syncs the async display power disabling work - * @i915: i915 device instance + * @display: display device instance * * Like intel_display_power_flush_work(), but also ensure that the work * handler function is not running any more when this function returns. */ static void -intel_display_power_flush_work_sync(struct drm_i915_private *i915) +intel_display_power_flush_work_sync(struct intel_display *display) { - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct drm_i915_private *i915 = to_i915(display->drm); + struct i915_power_domains *power_domains = &display->power.domains; intel_display_power_flush_work(i915); cancel_async_put_work(power_domains, true); verify_async_put_domains_state(power_domains); - drm_WARN_ON(&i915->drm, power_domains->async_put_wakeref); + drm_WARN_ON(display->drm, power_domains->async_put_wakeref); } #if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM) @@ -826,7 +827,9 @@ void intel_display_power_put(struct drm_i915_private *dev_priv, enum intel_display_power_domain domain, intel_wakeref_t wakeref) { - __intel_display_power_put(dev_priv, domain); + struct intel_display *display = &dev_priv->display; + + __intel_display_power_put(display, domain); intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref); } #else @@ -846,7 +849,9 @@ void intel_display_power_put(struct drm_i915_private *dev_priv, void intel_display_power_put_unchecked(struct drm_i915_private *dev_priv, enum intel_display_power_domain domain) { - __intel_display_power_put(dev_priv, domain); + struct intel_display *display = &dev_priv->display; + + __intel_display_power_put(display, domain); intel_runtime_pm_put_unchecked(&dev_priv->runtime_pm); } #endif @@ -856,9 +861,10 @@ intel_display_power_get_in_set(struct drm_i915_private *i915, struct intel_display_power_domain_set *power_domain_set, enum intel_display_power_domain domain) { + struct intel_display *display = &i915->display; intel_wakeref_t __maybe_unused wf; - drm_WARN_ON(&i915->drm, test_bit(domain, power_domain_set->mask.bits)); + drm_WARN_ON(display->drm, test_bit(domain, power_domain_set->mask.bits)); wf = intel_display_power_get(i915, domain); #if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM) @@ -872,9 +878,10 @@ intel_display_power_get_in_set_if_enabled(struct drm_i915_private *i915, struct intel_display_power_domain_set *power_domain_set, enum intel_display_power_domain domain) { + struct intel_display *display = &i915->display; intel_wakeref_t wf; - drm_WARN_ON(&i915->drm, test_bit(domain, power_domain_set->mask.bits)); + drm_WARN_ON(display->drm, test_bit(domain, power_domain_set->mask.bits)); wf = intel_display_power_get_if_enabled(i915, domain); if (!wf) @@ -893,9 +900,10 @@ intel_display_power_put_mask_in_set(struct drm_i915_private *i915, struct intel_display_power_domain_set *power_domain_set, struct intel_power_domain_mask *mask) { + struct intel_display *display = &i915->display; enum intel_display_power_domain domain; - drm_WARN_ON(&i915->drm, + drm_WARN_ON(display->drm, !bitmap_subset(mask->bits, power_domain_set->mask.bits, POWER_DOMAIN_NUM)); for_each_power_domain(domain, mask) { @@ -910,8 +918,7 @@ intel_display_power_put_mask_in_set(struct drm_i915_private *i915, } static int -sanitize_disable_power_well_option(const struct drm_i915_private *dev_priv, - int disable_power_well) +sanitize_disable_power_well_option(int disable_power_well) { if (disable_power_well >= 0) return !!disable_power_well; @@ -919,27 +926,26 @@ sanitize_disable_power_well_option(const struct drm_i915_private *dev_priv, return 1; } -static u32 get_allowed_dc_mask(const struct drm_i915_private *dev_priv, - int enable_dc) +static u32 get_allowed_dc_mask(struct intel_display *display, int enable_dc) { u32 mask; int requested_dc; int max_dc; - if (!HAS_DISPLAY(dev_priv)) + if (!HAS_DISPLAY(display)) return 0; - if (DISPLAY_VER(dev_priv) >= 20) + if (DISPLAY_VER(display) >= 20) max_dc = 2; - else if (IS_DG2(dev_priv)) + else if (display->platform.dg2) max_dc = 1; - else if (IS_DG1(dev_priv)) + else if (display->platform.dg1) max_dc = 3; - else if (DISPLAY_VER(dev_priv) >= 12) + else if (DISPLAY_VER(display) >= 12) max_dc = 4; - else if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv)) + else if (display->platform.geminilake || display->platform.broxton) max_dc = 1; - else if (DISPLAY_VER(dev_priv) >= 9) + else if (DISPLAY_VER(display) >= 9) max_dc = 2; else max_dc = 0; @@ -949,11 +955,10 @@ static u32 get_allowed_dc_mask(const struct drm_i915_private *dev_priv, * not depending on the DMC firmware. It's needed by system * suspend/resume, so allow it unconditionally. */ - mask = IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv) || - DISPLAY_VER(dev_priv) >= 11 ? - DC_STATE_EN_DC9 : 0; + mask = display->platform.geminilake || display->platform.broxton || + DISPLAY_VER(display) >= 11 ? DC_STATE_EN_DC9 : 0; - if (!dev_priv->display.params.disable_power_well) + if (!display->params.disable_power_well) max_dc = 0; if (enable_dc >= 0 && enable_dc <= max_dc) { @@ -961,12 +966,12 @@ static u32 get_allowed_dc_mask(const struct drm_i915_private *dev_priv, } else if (enable_dc == -1) { requested_dc = max_dc; } else if (enable_dc > max_dc && enable_dc <= 4) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "Adjusting requested max DC state (%d->%d)\n", enable_dc, max_dc); requested_dc = max_dc; } else { - drm_err(&dev_priv->drm, + drm_err(display->drm, "Unexpected value for enable_dc (%d)\n", enable_dc); requested_dc = max_dc; } @@ -986,7 +991,7 @@ static u32 get_allowed_dc_mask(const struct drm_i915_private *dev_priv, break; } - drm_dbg_kms(&dev_priv->drm, "Allowed DC state mask %02x\n", mask); + drm_dbg_kms(display->drm, "Allowed DC state mask %02x\n", mask); return mask; } @@ -1000,16 +1005,16 @@ static u32 get_allowed_dc_mask(const struct drm_i915_private *dev_priv, */ int intel_power_domains_init(struct drm_i915_private *dev_priv) { - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; + struct intel_display *display = &dev_priv->display; + struct i915_power_domains *power_domains = &display->power.domains; - dev_priv->display.params.disable_power_well = - sanitize_disable_power_well_option(dev_priv, - dev_priv->display.params.disable_power_well); + display->params.disable_power_well = + sanitize_disable_power_well_option(display->params.disable_power_well); power_domains->allowed_dc_mask = - get_allowed_dc_mask(dev_priv, dev_priv->display.params.enable_dc); + get_allowed_dc_mask(display, display->params.enable_dc); power_domains->target_dc_state = - sanitize_target_dc_state(dev_priv, DC_STATE_EN_UPTO_DC6); + sanitize_target_dc_state(display, DC_STATE_EN_UPTO_DC6); mutex_init(&power_domains->lock); @@ -1027,13 +1032,14 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv) */ void intel_power_domains_cleanup(struct drm_i915_private *dev_priv) { - intel_display_power_map_cleanup(&dev_priv->display.power.domains); + struct intel_display *display = &dev_priv->display; + + intel_display_power_map_cleanup(&display->power.domains); } -static void intel_power_domains_sync_hw(struct drm_i915_private *dev_priv) +static void intel_power_domains_sync_hw(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; + struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *power_well; mutex_lock(&power_domains->lock); @@ -1042,19 +1048,19 @@ static void intel_power_domains_sync_hw(struct drm_i915_private *dev_priv) mutex_unlock(&power_domains->lock); } -static void gen9_dbuf_slice_set(struct drm_i915_private *dev_priv, +static void gen9_dbuf_slice_set(struct intel_display *display, enum dbuf_slice slice, bool enable) { i915_reg_t reg = DBUF_CTL_S(slice); bool state; - intel_de_rmw(dev_priv, reg, DBUF_POWER_REQUEST, + intel_de_rmw(display, reg, DBUF_POWER_REQUEST, enable ? DBUF_POWER_REQUEST : 0); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(10); - state = intel_de_read(dev_priv, reg) & DBUF_POWER_STATE; - drm_WARN(&dev_priv->drm, enable != state, + state = intel_de_read(display, reg) & DBUF_POWER_STATE; + drm_WARN(display->drm, enable != state, "DBuf slice %d power %s timeout!\n", slice, str_enable_disable(enable)); } @@ -1062,15 +1068,16 @@ static void gen9_dbuf_slice_set(struct drm_i915_private *dev_priv, void gen9_dbuf_slices_update(struct drm_i915_private *dev_priv, u8 req_slices) { - struct i915_power_domains *power_domains = &dev_priv->display.power.domains; - u8 slice_mask = DISPLAY_INFO(dev_priv)->dbuf.slice_mask; + struct intel_display *display = &dev_priv->display; + struct i915_power_domains *power_domains = &display->power.domains; + u8 slice_mask = DISPLAY_INFO(display)->dbuf.slice_mask; enum dbuf_slice slice; - drm_WARN(&dev_priv->drm, req_slices & ~slice_mask, + drm_WARN(display->drm, req_slices & ~slice_mask, "Invalid set of dbuf slices (0x%x) requested (total dbuf slices 0x%x)\n", req_slices, slice_mask); - drm_dbg_kms(&dev_priv->drm, "Updating dbuf slices to 0x%x\n", + drm_dbg_kms(display->drm, "Updating dbuf slices to 0x%x\n", req_slices); /* @@ -1082,24 +1089,24 @@ void gen9_dbuf_slices_update(struct drm_i915_private *dev_priv, */ mutex_lock(&power_domains->lock); - for_each_dbuf_slice(dev_priv, slice) - gen9_dbuf_slice_set(dev_priv, slice, req_slices & BIT(slice)); + for_each_dbuf_slice(display, slice) + gen9_dbuf_slice_set(display, slice, req_slices & BIT(slice)); - dev_priv->display.dbuf.enabled_slices = req_slices; + display->dbuf.enabled_slices = req_slices; mutex_unlock(&power_domains->lock); } -static void gen9_dbuf_enable(struct drm_i915_private *dev_priv) +static void gen9_dbuf_enable(struct intel_display *display) { + struct drm_i915_private *dev_priv = to_i915(display->drm); u8 slices_mask; - dev_priv->display.dbuf.enabled_slices = - intel_enabled_dbuf_slices_mask(dev_priv); + display->dbuf.enabled_slices = intel_enabled_dbuf_slices_mask(dev_priv); - slices_mask = BIT(DBUF_S1) | dev_priv->display.dbuf.enabled_slices; + slices_mask = BIT(DBUF_S1) | display->dbuf.enabled_slices; - if (DISPLAY_VER(dev_priv) >= 14) + if (DISPLAY_VER(display) >= 14) intel_pmdemand_program_dbuf(dev_priv, slices_mask); /* @@ -1109,33 +1116,35 @@ static void gen9_dbuf_enable(struct drm_i915_private *dev_priv) gen9_dbuf_slices_update(dev_priv, slices_mask); } -static void gen9_dbuf_disable(struct drm_i915_private *dev_priv) +static void gen9_dbuf_disable(struct intel_display *display) { + struct drm_i915_private *dev_priv = to_i915(display->drm); + gen9_dbuf_slices_update(dev_priv, 0); - if (DISPLAY_VER(dev_priv) >= 14) + if (DISPLAY_VER(display) >= 14) intel_pmdemand_program_dbuf(dev_priv, 0); } -static void gen12_dbuf_slices_config(struct drm_i915_private *dev_priv) +static void gen12_dbuf_slices_config(struct intel_display *display) { enum dbuf_slice slice; - if (IS_ALDERLAKE_P(dev_priv)) + if (display->platform.alderlake_p) return; - for_each_dbuf_slice(dev_priv, slice) - intel_de_rmw(dev_priv, DBUF_CTL_S(slice), + for_each_dbuf_slice(display, slice) + intel_de_rmw(display, DBUF_CTL_S(slice), DBUF_TRACKER_STATE_SERVICE_MASK, DBUF_TRACKER_STATE_SERVICE(8)); } -static void icl_mbus_init(struct drm_i915_private *dev_priv) +static void icl_mbus_init(struct intel_display *display) { - unsigned long abox_regs = DISPLAY_INFO(dev_priv)->abox_mask; + unsigned long abox_regs = DISPLAY_INFO(display)->abox_mask; u32 mask, val, i; - if (IS_ALDERLAKE_P(dev_priv) || DISPLAY_VER(dev_priv) >= 14) + if (display->platform.alderlake_p || DISPLAY_VER(display) >= 14) return; mask = MBUS_ABOX_BT_CREDIT_POOL1_MASK | @@ -1152,16 +1161,16 @@ static void icl_mbus_init(struct drm_i915_private *dev_priv) * expect us to program the abox_ctl0 register as well, even though * we don't have to program other instance-0 registers like BW_BUDDY. */ - if (DISPLAY_VER(dev_priv) == 12) + if (DISPLAY_VER(display) == 12) abox_regs |= BIT(0); for_each_set_bit(i, &abox_regs, sizeof(abox_regs)) - intel_de_rmw(dev_priv, MBUS_ABOX_CTL(i), mask, val); + intel_de_rmw(display, MBUS_ABOX_CTL(i), mask, val); } -static void hsw_assert_cdclk(struct drm_i915_private *dev_priv) +static void hsw_assert_cdclk(struct intel_display *display) { - u32 val = intel_de_read(dev_priv, LCPLL_CTL); + u32 val = intel_de_read(display, LCPLL_CTL); /* * The LCPLL register should be turned on by the BIOS. For now @@ -1170,18 +1179,18 @@ static void hsw_assert_cdclk(struct drm_i915_private *dev_priv) */ if (val & LCPLL_CD_SOURCE_FCLK) - drm_err(&dev_priv->drm, "CDCLK source is not LCPLL\n"); + drm_err(display->drm, "CDCLK source is not LCPLL\n"); if (val & LCPLL_PLL_DISABLE) - drm_err(&dev_priv->drm, "LCPLL is disabled\n"); + drm_err(display->drm, "LCPLL is disabled\n"); if ((val & LCPLL_REF_MASK) != LCPLL_REF_NON_SSC) - drm_err(&dev_priv->drm, "LCPLL not using non-SSC reference\n"); + drm_err(display->drm, "LCPLL not using non-SSC reference\n"); } -static void assert_can_disable_lcpll(struct drm_i915_private *dev_priv) +static void assert_can_disable_lcpll(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_crtc *crtc; for_each_intel_crtc(display->drm, crtc) @@ -1206,7 +1215,7 @@ static void assert_can_disable_lcpll(struct drm_i915_private *dev_priv) INTEL_DISPLAY_STATE_WARN(display, intel_de_read(display, BLC_PWM_CPU_CTL2) & BLM_PWM_ENABLE, "CPU PWM1 enabled\n"); - if (IS_HASWELL(dev_priv)) + if (display->platform.haswell) INTEL_DISPLAY_STATE_WARN(display, intel_de_read(display, HSW_BLC_PWM2_CTL) & BLM_PWM_ENABLE, "CPU PWM2 enabled\n"); @@ -1230,23 +1239,24 @@ static void assert_can_disable_lcpll(struct drm_i915_private *dev_priv) "IRQs enabled\n"); } -static u32 hsw_read_dcomp(struct drm_i915_private *dev_priv) +static u32 hsw_read_dcomp(struct intel_display *display) { - if (IS_HASWELL(dev_priv)) - return intel_de_read(dev_priv, D_COMP_HSW); + if (display->platform.haswell) + return intel_de_read(display, D_COMP_HSW); else - return intel_de_read(dev_priv, D_COMP_BDW); + return intel_de_read(display, D_COMP_BDW); } -static void hsw_write_dcomp(struct drm_i915_private *dev_priv, u32 val) +static void hsw_write_dcomp(struct intel_display *display, u32 val) { - if (IS_HASWELL(dev_priv)) { + struct drm_i915_private *dev_priv = to_i915(display->drm); + + if (display->platform.haswell) { if (snb_pcode_write(&dev_priv->uncore, GEN6_PCODE_WRITE_D_COMP, val)) - drm_dbg_kms(&dev_priv->drm, - "Failed to write to D_COMP\n"); + drm_dbg_kms(display->drm, "Failed to write to D_COMP\n"); } else { - intel_de_write(dev_priv, D_COMP_BDW, val); - intel_de_posting_read(dev_priv, D_COMP_BDW); + intel_de_write(display, D_COMP_BDW, val); + intel_de_posting_read(display, D_COMP_BDW); } } @@ -1258,45 +1268,45 @@ static void hsw_write_dcomp(struct drm_i915_private *dev_priv, u32 val) * register. Callers should take care of disabling all the display engine * functions, doing the mode unset, fixing interrupts, etc. */ -static void hsw_disable_lcpll(struct drm_i915_private *dev_priv, +static void hsw_disable_lcpll(struct intel_display *display, bool switch_to_fclk, bool allow_power_down) { u32 val; - assert_can_disable_lcpll(dev_priv); + assert_can_disable_lcpll(display); - val = intel_de_read(dev_priv, LCPLL_CTL); + val = intel_de_read(display, LCPLL_CTL); if (switch_to_fclk) { val |= LCPLL_CD_SOURCE_FCLK; - intel_de_write(dev_priv, LCPLL_CTL, val); + intel_de_write(display, LCPLL_CTL, val); - if (wait_for_us(intel_de_read(dev_priv, LCPLL_CTL) & + if (wait_for_us(intel_de_read(display, LCPLL_CTL) & LCPLL_CD_SOURCE_FCLK_DONE, 1)) - drm_err(&dev_priv->drm, "Switching to FCLK failed\n"); + drm_err(display->drm, "Switching to FCLK failed\n"); - val = intel_de_read(dev_priv, LCPLL_CTL); + val = intel_de_read(display, LCPLL_CTL); } val |= LCPLL_PLL_DISABLE; - intel_de_write(dev_priv, LCPLL_CTL, val); - intel_de_posting_read(dev_priv, LCPLL_CTL); + intel_de_write(display, LCPLL_CTL, val); + intel_de_posting_read(display, LCPLL_CTL); - if (intel_de_wait_for_clear(dev_priv, LCPLL_CTL, LCPLL_PLL_LOCK, 1)) - drm_err(&dev_priv->drm, "LCPLL still locked\n"); + if (intel_de_wait_for_clear(display, LCPLL_CTL, LCPLL_PLL_LOCK, 1)) + drm_err(display->drm, "LCPLL still locked\n"); - val = hsw_read_dcomp(dev_priv); + val = hsw_read_dcomp(display); val |= D_COMP_COMP_DISABLE; - hsw_write_dcomp(dev_priv, val); + hsw_write_dcomp(display, val); ndelay(100); - if (wait_for((hsw_read_dcomp(dev_priv) & + if (wait_for((hsw_read_dcomp(display) & D_COMP_RCOMP_IN_PROGRESS) == 0, 1)) - drm_err(&dev_priv->drm, "D_COMP RCOMP still in progress\n"); + drm_err(display->drm, "D_COMP RCOMP still in progress\n"); if (allow_power_down) { - intel_de_rmw(dev_priv, LCPLL_CTL, 0, LCPLL_POWER_DOWN_ALLOW); - intel_de_posting_read(dev_priv, LCPLL_CTL); + intel_de_rmw(display, LCPLL_CTL, 0, LCPLL_POWER_DOWN_ALLOW); + intel_de_posting_read(display, LCPLL_CTL); } } @@ -1304,12 +1314,12 @@ static void hsw_disable_lcpll(struct drm_i915_private *dev_priv, * Fully restores LCPLL, disallowing power down and switching back to LCPLL * source. */ -static void hsw_restore_lcpll(struct drm_i915_private *dev_priv) +static void hsw_restore_lcpll(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private __maybe_unused *dev_priv = to_i915(display->drm); u32 val; - val = intel_de_read(dev_priv, LCPLL_CTL); + val = intel_de_read(display, LCPLL_CTL); if ((val & (LCPLL_PLL_LOCK | LCPLL_PLL_DISABLE | LCPLL_CD_SOURCE_FCLK | LCPLL_POWER_DOWN_ALLOW)) == LCPLL_PLL_LOCK) @@ -1323,28 +1333,28 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv) if (val & LCPLL_POWER_DOWN_ALLOW) { val &= ~LCPLL_POWER_DOWN_ALLOW; - intel_de_write(dev_priv, LCPLL_CTL, val); - intel_de_posting_read(dev_priv, LCPLL_CTL); + intel_de_write(display, LCPLL_CTL, val); + intel_de_posting_read(display, LCPLL_CTL); } - val = hsw_read_dcomp(dev_priv); + val = hsw_read_dcomp(display); val |= D_COMP_COMP_FORCE; val &= ~D_COMP_COMP_DISABLE; - hsw_write_dcomp(dev_priv, val); + hsw_write_dcomp(display, val); - val = intel_de_read(dev_priv, LCPLL_CTL); + val = intel_de_read(display, LCPLL_CTL); val &= ~LCPLL_PLL_DISABLE; - intel_de_write(dev_priv, LCPLL_CTL, val); + intel_de_write(display, LCPLL_CTL, val); - if (intel_de_wait_for_set(dev_priv, LCPLL_CTL, LCPLL_PLL_LOCK, 5)) - drm_err(&dev_priv->drm, "LCPLL not locked yet\n"); + if (intel_de_wait_for_set(display, LCPLL_CTL, LCPLL_PLL_LOCK, 5)) + drm_err(display->drm, "LCPLL not locked yet\n"); if (val & LCPLL_CD_SOURCE_FCLK) { - intel_de_rmw(dev_priv, LCPLL_CTL, LCPLL_CD_SOURCE_FCLK, 0); + intel_de_rmw(display, LCPLL_CTL, LCPLL_CD_SOURCE_FCLK, 0); - if (wait_for_us((intel_de_read(dev_priv, LCPLL_CTL) & + if (wait_for_us((intel_de_read(display, LCPLL_CTL) & LCPLL_CD_SOURCE_FCLK_DONE) == 0, 1)) - drm_err(&dev_priv->drm, + drm_err(display->drm, "Switching back to LCPLL failed\n"); } @@ -1377,36 +1387,42 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv) * For more, read "Display Sequences for Package C8" on the hardware * documentation. */ -static void hsw_enable_pc8(struct drm_i915_private *dev_priv) +static void hsw_enable_pc8(struct intel_display *display) { - drm_dbg_kms(&dev_priv->drm, "Enabling package C8+\n"); + struct drm_i915_private *dev_priv = to_i915(display->drm); + + drm_dbg_kms(display->drm, "Enabling package C8+\n"); if (HAS_PCH_LPT_LP(dev_priv)) - intel_de_rmw(dev_priv, SOUTH_DSPCLK_GATE_D, + intel_de_rmw(display, SOUTH_DSPCLK_GATE_D, PCH_LP_PARTITION_LEVEL_DISABLE, 0); lpt_disable_clkout_dp(dev_priv); - hsw_disable_lcpll(dev_priv, true, true); + hsw_disable_lcpll(display, true, true); } -static void hsw_disable_pc8(struct drm_i915_private *dev_priv) +static void hsw_disable_pc8(struct intel_display *display) { - drm_dbg_kms(&dev_priv->drm, "Disabling package C8+\n"); + struct drm_i915_private *dev_priv = to_i915(display->drm); - hsw_restore_lcpll(dev_priv); + drm_dbg_kms(display->drm, "Disabling package C8+\n"); + + hsw_restore_lcpll(display); intel_init_pch_refclk(dev_priv); /* Many display registers don't survive PC8+ */ +#ifdef I915 /* FIXME */ intel_clock_gating_init(dev_priv); +#endif } -static void intel_pch_reset_handshake(struct drm_i915_private *dev_priv, +static void intel_pch_reset_handshake(struct intel_display *display, bool enable) { i915_reg_t reg; u32 reset_bits; - if (IS_IVYBRIDGE(dev_priv)) { + if (display->platform.ivybridge) { reg = GEN7_MSG_CTL; reset_bits = WAIT_FOR_PCH_FLR_ACK | WAIT_FOR_PCH_RESET_ACK; } else { @@ -1414,25 +1430,25 @@ static void intel_pch_reset_handshake(struct drm_i915_private *dev_priv, reset_bits = RESET_PCH_HANDSHAKE_ENABLE; } - if (DISPLAY_VER(dev_priv) >= 14) + if (DISPLAY_VER(display) >= 14) reset_bits |= MTL_RESET_PICA_HANDSHAKE_EN; - intel_de_rmw(dev_priv, reg, reset_bits, enable ? reset_bits : 0); + intel_de_rmw(display, reg, reset_bits, enable ? reset_bits : 0); } -static void skl_display_core_init(struct drm_i915_private *dev_priv, +static void skl_display_core_init(struct intel_display *display, bool resume) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *well; gen9_set_dc_state(display, DC_STATE_DISABLE); /* enable PCH reset handshake */ - intel_pch_reset_handshake(dev_priv, !HAS_PCH_NOP(dev_priv)); + intel_pch_reset_handshake(display, !HAS_PCH_NOP(dev_priv)); - if (!HAS_DISPLAY(dev_priv)) + if (!HAS_DISPLAY(display)) return; /* enable PG1 and Misc I/O */ @@ -1448,25 +1464,24 @@ static void skl_display_core_init(struct drm_i915_private *dev_priv, intel_cdclk_init_hw(display); - gen9_dbuf_enable(dev_priv); + gen9_dbuf_enable(display); if (resume) intel_dmc_load_program(display); } -static void skl_display_core_uninit(struct drm_i915_private *dev_priv) +static void skl_display_core_uninit(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *well; - if (!HAS_DISPLAY(dev_priv)) + if (!HAS_DISPLAY(display)) return; gen9_disable_dc_states(display); /* TODO: disable DMC program */ - gen9_dbuf_disable(dev_priv); + gen9_dbuf_disable(display); intel_cdclk_uninit_hw(display); @@ -1489,9 +1504,8 @@ static void skl_display_core_uninit(struct drm_i915_private *dev_priv) usleep_range(10, 30); /* 10 us delay per Bspec */ } -static void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume) +static void bxt_display_core_init(struct intel_display *display, bool resume) { - struct intel_display *display = &dev_priv->display; struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *well; @@ -1503,9 +1517,9 @@ static void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume * Move the handshake programming to initialization sequence. * Previously was left up to BIOS. */ - intel_pch_reset_handshake(dev_priv, false); + intel_pch_reset_handshake(display, false); - if (!HAS_DISPLAY(dev_priv)) + if (!HAS_DISPLAY(display)) return; /* Enable PG1 */ @@ -1518,25 +1532,24 @@ static void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume intel_cdclk_init_hw(display); - gen9_dbuf_enable(dev_priv); + gen9_dbuf_enable(display); if (resume) intel_dmc_load_program(display); } -static void bxt_display_core_uninit(struct drm_i915_private *dev_priv) +static void bxt_display_core_uninit(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *well; - if (!HAS_DISPLAY(dev_priv)) + if (!HAS_DISPLAY(display)) return; gen9_disable_dc_states(display); /* TODO: disable DMC program */ - gen9_dbuf_disable(dev_priv); + gen9_dbuf_disable(display); intel_cdclk_uninit_hw(display); @@ -1587,20 +1600,21 @@ static const struct buddy_page_mask wa_1409767108_buddy_page_masks[] = { {} }; -static void tgl_bw_buddy_init(struct drm_i915_private *dev_priv) +static void tgl_bw_buddy_init(struct intel_display *display) { + struct drm_i915_private *dev_priv = to_i915(display->drm); enum intel_dram_type type = dev_priv->dram_info.type; u8 num_channels = dev_priv->dram_info.num_channels; const struct buddy_page_mask *table; - unsigned long abox_mask = DISPLAY_INFO(dev_priv)->abox_mask; + unsigned long abox_mask = DISPLAY_INFO(display)->abox_mask; int config, i; /* BW_BUDDY registers are not used on dgpu's beyond DG1 */ - if (IS_DGFX(dev_priv) && !IS_DG1(dev_priv)) + if (display->platform.dgfx && !display->platform.dg1) return; - if (IS_ALDERLAKE_S(dev_priv) || - (IS_ROCKETLAKE(dev_priv) && IS_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))) + if (display->platform.alderlake_s || + (display->platform.rocketlake && IS_DISPLAY_STEP(display, STEP_A0, STEP_B0))) /* Wa_1409767108 */ table = wa_1409767108_buddy_page_masks; else @@ -1612,29 +1626,29 @@ static void tgl_bw_buddy_init(struct drm_i915_private *dev_priv) break; if (table[config].page_mask == 0) { - drm_dbg(&dev_priv->drm, - "Unknown memory configuration; disabling address buddy logic.\n"); + drm_dbg_kms(display->drm, + "Unknown memory configuration; disabling address buddy logic.\n"); for_each_set_bit(i, &abox_mask, sizeof(abox_mask)) - intel_de_write(dev_priv, BW_BUDDY_CTL(i), + intel_de_write(display, BW_BUDDY_CTL(i), BW_BUDDY_DISABLE); } else { for_each_set_bit(i, &abox_mask, sizeof(abox_mask)) { - intel_de_write(dev_priv, BW_BUDDY_PAGE_MASK(i), + intel_de_write(display, BW_BUDDY_PAGE_MASK(i), table[config].page_mask); /* Wa_22010178259:tgl,dg1,rkl,adl-s */ - if (DISPLAY_VER(dev_priv) == 12) - intel_de_rmw(dev_priv, BW_BUDDY_CTL(i), + if (DISPLAY_VER(display) == 12) + intel_de_rmw(display, BW_BUDDY_CTL(i), BW_BUDDY_TLB_REQ_TIMER_MASK, BW_BUDDY_TLB_REQ_TIMER(0x8)); } } } -static void icl_display_core_init(struct drm_i915_private *dev_priv, +static void icl_display_core_init(struct intel_display *display, bool resume) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *well; @@ -1643,13 +1657,13 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv, /* Wa_14011294188:ehl,jsl,tgl,rkl,adl-s */ if (INTEL_PCH_TYPE(dev_priv) >= PCH_TGP && INTEL_PCH_TYPE(dev_priv) < PCH_DG1) - intel_de_rmw(dev_priv, SOUTH_DSPCLK_GATE_D, 0, + intel_de_rmw(display, SOUTH_DSPCLK_GATE_D, 0, PCH_DPMGUNIT_CLOCK_GATE_DISABLE); /* 1. Enable PCH reset handshake. */ - intel_pch_reset_handshake(dev_priv, !HAS_PCH_NOP(dev_priv)); + intel_pch_reset_handshake(display, !HAS_PCH_NOP(dev_priv)); - if (!HAS_DISPLAY(dev_priv)) + if (!HAS_DISPLAY(display)) return; /* 2. Initialize all combo phys */ @@ -1664,63 +1678,63 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv, intel_power_well_enable(display, well); mutex_unlock(&power_domains->lock); - if (DISPLAY_VER(dev_priv) == 14) - intel_de_rmw(dev_priv, DC_STATE_EN, + if (DISPLAY_VER(display) == 14) + intel_de_rmw(display, DC_STATE_EN, HOLD_PHY_PG1_LATCH | HOLD_PHY_CLKREQ_PG1_LATCH, 0); /* 4. Enable CDCLK. */ intel_cdclk_init_hw(display); - if (DISPLAY_VER(dev_priv) >= 12) - gen12_dbuf_slices_config(dev_priv); + if (DISPLAY_VER(display) >= 12) + gen12_dbuf_slices_config(display); /* 5. Enable DBUF. */ - gen9_dbuf_enable(dev_priv); + gen9_dbuf_enable(display); /* 6. Setup MBUS. */ - icl_mbus_init(dev_priv); + icl_mbus_init(display); /* 7. Program arbiter BW_BUDDY registers */ - if (DISPLAY_VER(dev_priv) >= 12) - tgl_bw_buddy_init(dev_priv); + if (DISPLAY_VER(display) >= 12) + tgl_bw_buddy_init(display); /* 8. Ensure PHYs have completed calibration and adaptation */ - if (IS_DG2(dev_priv)) + if (display->platform.dg2) intel_snps_phy_wait_for_calibration(dev_priv); /* 9. XE2_HPD: Program CHICKEN_MISC_2 before any cursor or planes are enabled */ - if (DISPLAY_VERx100(dev_priv) == 1401) - intel_de_rmw(dev_priv, CHICKEN_MISC_2, BMG_DARB_HALF_BLK_END_BURST, 1); + if (DISPLAY_VERx100(display) == 1401) + intel_de_rmw(display, CHICKEN_MISC_2, BMG_DARB_HALF_BLK_END_BURST, 1); if (resume) intel_dmc_load_program(display); /* Wa_14011508470:tgl,dg1,rkl,adl-s,adl-p,dg2 */ - if (IS_DISPLAY_VERx100(dev_priv, 1200, 1300)) - intel_de_rmw(dev_priv, GEN11_CHICKEN_DCPR_2, 0, + if (IS_DISPLAY_VERx100(display, 1200, 1300)) + intel_de_rmw(display, GEN11_CHICKEN_DCPR_2, 0, DCPR_CLEAR_MEMSTAT_DIS | DCPR_SEND_RESP_IMM | DCPR_MASK_LPMODE | DCPR_MASK_MAXLATENCY_MEMUP_CLR); /* Wa_14011503030:xelpd */ - if (DISPLAY_VER(dev_priv) == 13) - intel_de_write(dev_priv, XELPD_DISPLAY_ERR_FATAL_MASK, ~0); + if (DISPLAY_VER(display) == 13) + intel_de_write(display, XELPD_DISPLAY_ERR_FATAL_MASK, ~0); /* Wa_15013987218 */ - if (DISPLAY_VER(dev_priv) == 20) { - intel_de_rmw(dev_priv, SOUTH_DSPCLK_GATE_D, + if (DISPLAY_VER(display) == 20) { + intel_de_rmw(display, SOUTH_DSPCLK_GATE_D, 0, PCH_GMBUSUNIT_CLOCK_GATE_DISABLE); - intel_de_rmw(dev_priv, SOUTH_DSPCLK_GATE_D, + intel_de_rmw(display, SOUTH_DSPCLK_GATE_D, PCH_GMBUSUNIT_CLOCK_GATE_DISABLE, 0); } } -static void icl_display_core_uninit(struct drm_i915_private *dev_priv) +static void icl_display_core_uninit(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *well; - if (!HAS_DISPLAY(dev_priv)) + if (!HAS_DISPLAY(display)) return; gen9_disable_dc_states(display); @@ -1729,13 +1743,13 @@ static void icl_display_core_uninit(struct drm_i915_private *dev_priv) /* 1. Disable all display engine functions -> aready done */ /* 2. Disable DBUF */ - gen9_dbuf_disable(dev_priv); + gen9_dbuf_disable(display); /* 3. Disable CD clock */ intel_cdclk_uninit_hw(display); - if (DISPLAY_VER(dev_priv) == 14) - intel_de_rmw(dev_priv, DC_STATE_EN, 0, + if (DISPLAY_VER(display) == 14) + intel_de_rmw(display, DC_STATE_EN, 0, HOLD_PHY_PG1_LATCH | HOLD_PHY_CLKREQ_PG1_LATCH); /* @@ -1752,9 +1766,8 @@ static void icl_display_core_uninit(struct drm_i915_private *dev_priv) intel_combo_phy_uninit(dev_priv); } -static void chv_phy_control_init(struct drm_i915_private *dev_priv) +static void chv_phy_control_init(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; struct i915_power_well *cmn_bc = lookup_power_well(display, VLV_DISP_PW_DPIO_CMN_BC); struct i915_power_well *cmn_d = @@ -1767,7 +1780,7 @@ static void chv_phy_control_init(struct drm_i915_private *dev_priv) * power well state and lane status to reconstruct the * expected initial value. */ - dev_priv->display.power.chv_phy_control = + display->power.chv_phy_control = PHY_LDO_SEQ_DELAY(PHY_LDO_DELAY_600NS, DPIO_PHY0) | PHY_LDO_SEQ_DELAY(PHY_LDO_DELAY_600NS, DPIO_PHY1) | PHY_CH_POWER_MODE(PHY_CH_DEEP_PSR, DPIO_PHY0, DPIO_CH0) | @@ -1782,38 +1795,38 @@ static void chv_phy_control_init(struct drm_i915_private *dev_priv) * current lane status. */ if (intel_power_well_is_enabled(display, cmn_bc)) { - u32 status = intel_de_read(dev_priv, DPLL(dev_priv, PIPE_A)); + u32 status = intel_de_read(display, DPLL(display, PIPE_A)); unsigned int mask; mask = status & DPLL_PORTB_READY_MASK; if (mask == 0xf) mask = 0x0; else - dev_priv->display.power.chv_phy_control |= + display->power.chv_phy_control |= PHY_CH_POWER_DOWN_OVRD_EN(DPIO_PHY0, DPIO_CH0); - dev_priv->display.power.chv_phy_control |= + display->power.chv_phy_control |= PHY_CH_POWER_DOWN_OVRD(mask, DPIO_PHY0, DPIO_CH0); mask = (status & DPLL_PORTC_READY_MASK) >> 4; if (mask == 0xf) mask = 0x0; else - dev_priv->display.power.chv_phy_control |= + display->power.chv_phy_control |= PHY_CH_POWER_DOWN_OVRD_EN(DPIO_PHY0, DPIO_CH1); - dev_priv->display.power.chv_phy_control |= + display->power.chv_phy_control |= PHY_CH_POWER_DOWN_OVRD(mask, DPIO_PHY0, DPIO_CH1); - dev_priv->display.power.chv_phy_control |= PHY_COM_LANE_RESET_DEASSERT(DPIO_PHY0); + display->power.chv_phy_control |= PHY_COM_LANE_RESET_DEASSERT(DPIO_PHY0); - dev_priv->display.power.chv_phy_assert[DPIO_PHY0] = false; + display->power.chv_phy_assert[DPIO_PHY0] = false; } else { - dev_priv->display.power.chv_phy_assert[DPIO_PHY0] = true; + display->power.chv_phy_assert[DPIO_PHY0] = true; } if (intel_power_well_is_enabled(display, cmn_d)) { - u32 status = intel_de_read(dev_priv, DPIO_PHY_STATUS); + u32 status = intel_de_read(display, DPIO_PHY_STATUS); unsigned int mask; mask = status & DPLL_PORTD_READY_MASK; @@ -1821,28 +1834,27 @@ static void chv_phy_control_init(struct drm_i915_private *dev_priv) if (mask == 0xf) mask = 0x0; else - dev_priv->display.power.chv_phy_control |= + display->power.chv_phy_control |= PHY_CH_POWER_DOWN_OVRD_EN(DPIO_PHY1, DPIO_CH0); - dev_priv->display.power.chv_phy_control |= + display->power.chv_phy_control |= PHY_CH_POWER_DOWN_OVRD(mask, DPIO_PHY1, DPIO_CH0); - dev_priv->display.power.chv_phy_control |= PHY_COM_LANE_RESET_DEASSERT(DPIO_PHY1); + display->power.chv_phy_control |= PHY_COM_LANE_RESET_DEASSERT(DPIO_PHY1); - dev_priv->display.power.chv_phy_assert[DPIO_PHY1] = false; + display->power.chv_phy_assert[DPIO_PHY1] = false; } else { - dev_priv->display.power.chv_phy_assert[DPIO_PHY1] = true; + display->power.chv_phy_assert[DPIO_PHY1] = true; } - drm_dbg_kms(&dev_priv->drm, "Initial PHY_CONTROL=0x%08x\n", - dev_priv->display.power.chv_phy_control); + drm_dbg_kms(display->drm, "Initial PHY_CONTROL=0x%08x\n", + display->power.chv_phy_control); /* Defer application of initial phy_control to enabling the powerwell */ } -static void vlv_cmnlane_wa(struct drm_i915_private *dev_priv) +static void vlv_cmnlane_wa(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; struct i915_power_well *cmn = lookup_power_well(display, VLV_DISP_PW_DPIO_CMN_BC); struct i915_power_well *disp2d = @@ -1851,10 +1863,10 @@ static void vlv_cmnlane_wa(struct drm_i915_private *dev_priv) /* If the display might be already active skip this */ if (intel_power_well_is_enabled(display, cmn) && intel_power_well_is_enabled(display, disp2d) && - intel_de_read(dev_priv, DPIO_CTL) & DPIO_CMNRST) + intel_de_read(display, DPIO_CTL) & DPIO_CMNRST) return; - drm_dbg_kms(&dev_priv->drm, "toggling display PHY side reset\n"); + drm_dbg_kms(display->drm, "toggling display PHY side reset\n"); /* cmnlane needs DPLL registers */ intel_power_well_enable(display, disp2d); @@ -1869,8 +1881,9 @@ static void vlv_cmnlane_wa(struct drm_i915_private *dev_priv) intel_power_well_disable(display, cmn); } -static bool vlv_punit_is_power_gated(struct drm_i915_private *dev_priv, u32 reg0) +static bool vlv_punit_is_power_gated(struct intel_display *display, u32 reg0) { + struct drm_i915_private *dev_priv = to_i915(display->drm); bool ret; vlv_punit_get(dev_priv); @@ -1880,14 +1893,14 @@ static bool vlv_punit_is_power_gated(struct drm_i915_private *dev_priv, u32 reg0 return ret; } -static void assert_ved_power_gated(struct drm_i915_private *dev_priv) +static void assert_ved_power_gated(struct intel_display *display) { - drm_WARN(&dev_priv->drm, - !vlv_punit_is_power_gated(dev_priv, PUNIT_REG_VEDSSPM0), + drm_WARN(display->drm, + !vlv_punit_is_power_gated(display, PUNIT_REG_VEDSSPM0), "VED not power gated\n"); } -static void assert_isp_power_gated(struct drm_i915_private *dev_priv) +static void assert_isp_power_gated(struct intel_display *display) { static const struct pci_device_id isp_ids[] = { {PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x0f38)}, @@ -1895,12 +1908,12 @@ static void assert_isp_power_gated(struct drm_i915_private *dev_priv) {} }; - drm_WARN(&dev_priv->drm, !pci_dev_present(isp_ids) && - !vlv_punit_is_power_gated(dev_priv, PUNIT_REG_ISPSSPM0), + drm_WARN(display->drm, !pci_dev_present(isp_ids) && + !vlv_punit_is_power_gated(display, PUNIT_REG_ISPSSPM0), "ISP not power gated\n"); } -static void intel_power_domains_verify_state(struct drm_i915_private *dev_priv); +static void intel_power_domains_verify_state(struct intel_display *display); /** * intel_power_domains_init_hw - initialize hardware power domain state @@ -1920,32 +1933,33 @@ static void intel_power_domains_verify_state(struct drm_i915_private *dev_priv); */ void intel_power_domains_init_hw(struct drm_i915_private *i915, bool resume) { - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct intel_display *display = &i915->display; + struct i915_power_domains *power_domains = &display->power.domains; power_domains->initializing = true; - if (DISPLAY_VER(i915) >= 11) { - icl_display_core_init(i915, resume); - } else if (IS_GEMINILAKE(i915) || IS_BROXTON(i915)) { - bxt_display_core_init(i915, resume); - } else if (DISPLAY_VER(i915) == 9) { - skl_display_core_init(i915, resume); - } else if (IS_CHERRYVIEW(i915)) { + if (DISPLAY_VER(display) >= 11) { + icl_display_core_init(display, resume); + } else if (display->platform.geminilake || display->platform.broxton) { + bxt_display_core_init(display, resume); + } else if (DISPLAY_VER(display) == 9) { + skl_display_core_init(display, resume); + } else if (display->platform.cherryview) { mutex_lock(&power_domains->lock); - chv_phy_control_init(i915); + chv_phy_control_init(display); mutex_unlock(&power_domains->lock); - assert_isp_power_gated(i915); - } else if (IS_VALLEYVIEW(i915)) { + assert_isp_power_gated(display); + } else if (display->platform.valleyview) { mutex_lock(&power_domains->lock); - vlv_cmnlane_wa(i915); + vlv_cmnlane_wa(display); mutex_unlock(&power_domains->lock); - assert_ved_power_gated(i915); - assert_isp_power_gated(i915); - } else if (IS_BROADWELL(i915) || IS_HASWELL(i915)) { - hsw_assert_cdclk(i915); - intel_pch_reset_handshake(i915, !HAS_PCH_NOP(i915)); - } else if (IS_IVYBRIDGE(i915)) { - intel_pch_reset_handshake(i915, !HAS_PCH_NOP(i915)); + assert_ved_power_gated(display); + assert_isp_power_gated(display); + } else if (display->platform.broadwell || display->platform.haswell) { + hsw_assert_cdclk(display); + intel_pch_reset_handshake(display, !HAS_PCH_NOP(i915)); + } else if (display->platform.ivybridge) { + intel_pch_reset_handshake(display, !HAS_PCH_NOP(i915)); } /* @@ -1954,17 +1968,17 @@ void intel_power_domains_init_hw(struct drm_i915_private *i915, bool resume) * resources powered until display HW readout is complete. We drop * this reference in intel_power_domains_enable(). */ - drm_WARN_ON(&i915->drm, power_domains->init_wakeref); + drm_WARN_ON(display->drm, power_domains->init_wakeref); power_domains->init_wakeref = intel_display_power_get(i915, POWER_DOMAIN_INIT); /* Disable power support if the user asked so. */ - if (!i915->display.params.disable_power_well) { - drm_WARN_ON(&i915->drm, power_domains->disable_wakeref); - i915->display.power.domains.disable_wakeref = intel_display_power_get(i915, - POWER_DOMAIN_INIT); + if (!display->params.disable_power_well) { + drm_WARN_ON(display->drm, power_domains->disable_wakeref); + display->power.domains.disable_wakeref = intel_display_power_get(i915, + POWER_DOMAIN_INIT); } - intel_power_domains_sync_hw(i915); + intel_power_domains_sync_hw(display); power_domains->initializing = false; } @@ -1982,17 +1996,18 @@ void intel_power_domains_init_hw(struct drm_i915_private *i915, bool resume) */ void intel_power_domains_driver_remove(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; intel_wakeref_t wakeref __maybe_unused = - fetch_and_zero(&i915->display.power.domains.init_wakeref); + fetch_and_zero(&display->power.domains.init_wakeref); /* Remove the refcount we took to keep power well support disabled. */ - if (!i915->display.params.disable_power_well) + if (!display->params.disable_power_well) intel_display_power_put(i915, POWER_DOMAIN_INIT, - fetch_and_zero(&i915->display.power.domains.disable_wakeref)); + fetch_and_zero(&display->power.domains.disable_wakeref)); - intel_display_power_flush_work_sync(i915); + intel_display_power_flush_work_sync(display); - intel_power_domains_verify_state(i915); + intel_power_domains_verify_state(display); /* Keep the power well enabled, but cancel its rpm wakeref. */ intel_runtime_pm_put(&i915->runtime_pm, wakeref); @@ -2011,7 +2026,7 @@ void intel_power_domains_driver_remove(struct drm_i915_private *i915) void intel_power_domains_sanitize_state(struct drm_i915_private *i915) { struct intel_display *display = &i915->display; - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *power_well; mutex_lock(&power_domains->lock); @@ -2021,7 +2036,7 @@ void intel_power_domains_sanitize_state(struct drm_i915_private *i915) !intel_power_well_is_enabled(display, power_well)) continue; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "BIOS left unused %s power well enabled, disabling it\n", intel_power_well_name(power_well)); intel_power_well_disable(display, power_well); @@ -2044,11 +2059,12 @@ void intel_power_domains_sanitize_state(struct drm_i915_private *i915) */ void intel_power_domains_enable(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; intel_wakeref_t wakeref __maybe_unused = - fetch_and_zero(&i915->display.power.domains.init_wakeref); + fetch_and_zero(&display->power.domains.init_wakeref); intel_display_power_put(i915, POWER_DOMAIN_INIT, wakeref); - intel_power_domains_verify_state(i915); + intel_power_domains_verify_state(display); } /** @@ -2060,13 +2076,14 @@ void intel_power_domains_enable(struct drm_i915_private *i915) */ void intel_power_domains_disable(struct drm_i915_private *i915) { - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct intel_display *display = &i915->display; + struct i915_power_domains *power_domains = &display->power.domains; - drm_WARN_ON(&i915->drm, power_domains->init_wakeref); + drm_WARN_ON(display->drm, power_domains->init_wakeref); power_domains->init_wakeref = intel_display_power_get(i915, POWER_DOMAIN_INIT); - intel_power_domains_verify_state(i915); + intel_power_domains_verify_state(display); } /** @@ -2099,7 +2116,7 @@ void intel_power_domains_suspend(struct drm_i915_private *i915, bool s2idle) if (!(power_domains->allowed_dc_mask & DC_STATE_EN_DC9) && s2idle && intel_dmc_has_payload(display)) { intel_display_power_flush_work(i915); - intel_power_domains_verify_state(i915); + intel_power_domains_verify_state(display); return; } @@ -2107,19 +2124,19 @@ void intel_power_domains_suspend(struct drm_i915_private *i915, bool s2idle) * Even if power well support was disabled we still want to disable * power wells if power domains must be deinitialized for suspend. */ - if (!i915->display.params.disable_power_well) + if (!display->params.disable_power_well) intel_display_power_put(i915, POWER_DOMAIN_INIT, - fetch_and_zero(&i915->display.power.domains.disable_wakeref)); + fetch_and_zero(&display->power.domains.disable_wakeref)); intel_display_power_flush_work(i915); - intel_power_domains_verify_state(i915); + intel_power_domains_verify_state(display); - if (DISPLAY_VER(i915) >= 11) - icl_display_core_uninit(i915); - else if (IS_GEMINILAKE(i915) || IS_BROXTON(i915)) - bxt_display_core_uninit(i915); - else if (DISPLAY_VER(i915) == 9) - skl_display_core_uninit(i915); + if (DISPLAY_VER(display) >= 11) + icl_display_core_uninit(display); + else if (display->platform.geminilake || display->platform.broxton) + bxt_display_core_uninit(display); + else if (DISPLAY_VER(display) == 9) + skl_display_core_uninit(display); power_domains->display_core_suspended = true; } @@ -2136,44 +2153,44 @@ void intel_power_domains_suspend(struct drm_i915_private *i915, bool s2idle) */ void intel_power_domains_resume(struct drm_i915_private *i915) { - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct intel_display *display = &i915->display; + struct i915_power_domains *power_domains = &display->power.domains; if (power_domains->display_core_suspended) { intel_power_domains_init_hw(i915, true); power_domains->display_core_suspended = false; } else { - drm_WARN_ON(&i915->drm, power_domains->init_wakeref); + drm_WARN_ON(display->drm, power_domains->init_wakeref); power_domains->init_wakeref = intel_display_power_get(i915, POWER_DOMAIN_INIT); } - intel_power_domains_verify_state(i915); + intel_power_domains_verify_state(display); } #if IS_ENABLED(CONFIG_DRM_I915_DEBUG_RUNTIME_PM) -static void intel_power_domains_dump_info(struct drm_i915_private *i915) +static void intel_power_domains_dump_info(struct intel_display *display) { - struct intel_display *display = &i915->display; - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *power_well; for_each_power_well(display, power_well) { enum intel_display_power_domain domain; - drm_dbg(&i915->drm, "%-25s %d\n", - intel_power_well_name(power_well), intel_power_well_refcount(power_well)); + drm_dbg_kms(display->drm, "%-25s %d\n", + intel_power_well_name(power_well), intel_power_well_refcount(power_well)); for_each_power_domain(domain, intel_power_well_domains(power_well)) - drm_dbg(&i915->drm, " %-23s %d\n", - intel_display_power_domain_str(domain), - power_domains->domain_use_count[domain]); + drm_dbg_kms(display->drm, " %-23s %d\n", + intel_display_power_domain_str(domain), + power_domains->domain_use_count[domain]); } } /** * intel_power_domains_verify_state - verify the HW/SW state for all power wells - * @i915: i915 device instance + * @display: display device instance * * Verify if the reference count of each power well matches its HW enabled * state and the total refcount of the domains it belongs to. This must be @@ -2181,10 +2198,9 @@ static void intel_power_domains_dump_info(struct drm_i915_private *i915) * acquiring reference counts for any power wells in use and disabling the * ones left on by BIOS but not required by any active output. */ -static void intel_power_domains_verify_state(struct drm_i915_private *i915) +static void intel_power_domains_verify_state(struct intel_display *display) { - struct intel_display *display = &i915->display; - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *power_well; bool dump_domain_info; @@ -2202,7 +2218,7 @@ static void intel_power_domains_verify_state(struct drm_i915_private *i915) if ((intel_power_well_refcount(power_well) || intel_power_well_is_always_on(power_well)) != enabled) - drm_err(&i915->drm, + drm_err(display->drm, "power well %s state mismatch (refcount %d/enabled %d)", intel_power_well_name(power_well), intel_power_well_refcount(power_well), enabled); @@ -2212,7 +2228,7 @@ static void intel_power_domains_verify_state(struct drm_i915_private *i915) domains_count += power_domains->domain_use_count[domain]; if (intel_power_well_refcount(power_well) != domains_count) { - drm_err(&i915->drm, + drm_err(display->drm, "power well %s refcount/domain refcount mismatch " "(refcount %d/domains refcount %d)\n", intel_power_well_name(power_well), @@ -2226,7 +2242,7 @@ static void intel_power_domains_verify_state(struct drm_i915_private *i915) static bool dumped; if (!dumped) { - intel_power_domains_dump_info(i915); + intel_power_domains_dump_info(display); dumped = true; } } @@ -2236,7 +2252,7 @@ static void intel_power_domains_verify_state(struct drm_i915_private *i915) #else -static void intel_power_domains_verify_state(struct drm_i915_private *i915) +static void intel_power_domains_verify_state(struct intel_display *display) { } @@ -2248,11 +2264,11 @@ void intel_display_power_suspend_late(struct drm_i915_private *i915, bool s2idle intel_power_domains_suspend(i915, s2idle); - if (DISPLAY_VER(i915) >= 11 || IS_GEMINILAKE(i915) || - IS_BROXTON(i915)) { + if (DISPLAY_VER(display) >= 11 || display->platform.geminilake || + display->platform.broxton) { bxt_enable_dc9(display); - } else if (IS_HASWELL(i915) || IS_BROADWELL(i915)) { - hsw_enable_pc8(i915); + } else if (display->platform.haswell || display->platform.broadwell) { + hsw_enable_pc8(display); } /* Tweaked Wa_14010685332:cnp,icp,jsp,mcc,tgp,adp */ @@ -2264,12 +2280,12 @@ void intel_display_power_resume_early(struct drm_i915_private *i915) { struct intel_display *display = &i915->display; - if (DISPLAY_VER(i915) >= 11 || IS_GEMINILAKE(i915) || - IS_BROXTON(i915)) { + if (DISPLAY_VER(display) >= 11 || display->platform.geminilake || + display->platform.broxton) { gen9_sanitize_dc_state(display); bxt_disable_dc9(display); - } else if (IS_HASWELL(i915) || IS_BROADWELL(i915)) { - hsw_disable_pc8(i915); + } else if (display->platform.haswell || display->platform.broadwell) { + hsw_disable_pc8(display); } /* Tweaked Wa_14010685332:cnp,icp,jsp,mcc,tgp,adp */ @@ -2283,14 +2299,14 @@ void intel_display_power_suspend(struct drm_i915_private *i915) { struct intel_display *display = &i915->display; - if (DISPLAY_VER(i915) >= 11) { - icl_display_core_uninit(i915); + if (DISPLAY_VER(display) >= 11) { + icl_display_core_uninit(display); bxt_enable_dc9(display); - } else if (IS_GEMINILAKE(i915) || IS_BROXTON(i915)) { - bxt_display_core_uninit(i915); + } else if (display->platform.geminilake || display->platform.broxton) { + bxt_display_core_uninit(display); bxt_enable_dc9(display); - } else if (IS_HASWELL(i915) || IS_BROADWELL(i915)) { - hsw_enable_pc8(i915); + } else if (display->platform.haswell || display->platform.broadwell) { + hsw_enable_pc8(display); } } @@ -2299,29 +2315,30 @@ void intel_display_power_resume(struct drm_i915_private *i915) struct intel_display *display = &i915->display; struct i915_power_domains *power_domains = &display->power.domains; - if (DISPLAY_VER(i915) >= 11) { + if (DISPLAY_VER(display) >= 11) { bxt_disable_dc9(display); - icl_display_core_init(i915, true); + icl_display_core_init(display, true); if (intel_dmc_has_payload(display)) { if (power_domains->allowed_dc_mask & DC_STATE_EN_UPTO_DC6) skl_enable_dc6(display); else if (power_domains->allowed_dc_mask & DC_STATE_EN_UPTO_DC5) gen9_enable_dc5(display); } - } else if (IS_GEMINILAKE(i915) || IS_BROXTON(i915)) { + } else if (display->platform.geminilake || display->platform.broxton) { bxt_disable_dc9(display); - bxt_display_core_init(i915, true); + bxt_display_core_init(display, true); if (intel_dmc_has_payload(display) && (power_domains->allowed_dc_mask & DC_STATE_EN_UPTO_DC5)) gen9_enable_dc5(display); - } else if (IS_HASWELL(i915) || IS_BROADWELL(i915)) { - hsw_disable_pc8(i915); + } else if (display->platform.haswell || display->platform.broadwell) { + hsw_disable_pc8(display); } } void intel_display_power_debug(struct drm_i915_private *i915, struct seq_file *m) { - struct i915_power_domains *power_domains = &i915->display.power.domains; + struct intel_display *display = &i915->display; + struct i915_power_domains *power_domains = &display->power.domains; int i; mutex_lock(&power_domains->lock); @@ -2466,17 +2483,17 @@ d13_port_domains[] = { }; static void -intel_port_domains_for_platform(struct drm_i915_private *i915, +intel_port_domains_for_platform(struct intel_display *display, const struct intel_ddi_port_domains **domains, int *domains_size) { - if (DISPLAY_VER(i915) >= 13) { + if (DISPLAY_VER(display) >= 13) { *domains = d13_port_domains; *domains_size = ARRAY_SIZE(d13_port_domains); - } else if (DISPLAY_VER(i915) >= 12) { + } else if (DISPLAY_VER(display) >= 12) { *domains = d12_port_domains; *domains_size = ARRAY_SIZE(d12_port_domains); - } else if (DISPLAY_VER(i915) >= 11) { + } else if (DISPLAY_VER(display) >= 11) { *domains = d11_port_domains; *domains_size = ARRAY_SIZE(d11_port_domains); } else { @@ -2486,13 +2503,13 @@ intel_port_domains_for_platform(struct drm_i915_private *i915, } static const struct intel_ddi_port_domains * -intel_port_domains_for_port(struct drm_i915_private *i915, enum port port) +intel_port_domains_for_port(struct intel_display *display, enum port port) { const struct intel_ddi_port_domains *domains; int domains_size; int i; - intel_port_domains_for_platform(i915, &domains, &domains_size); + intel_port_domains_for_platform(display, &domains, &domains_size); for (i = 0; i < domains_size; i++) if (port >= domains[i].port_start && port <= domains[i].port_end) return &domains[i]; @@ -2503,9 +2520,10 @@ intel_port_domains_for_port(struct drm_i915_private *i915, enum port port) enum intel_display_power_domain intel_display_power_ddi_io_domain(struct drm_i915_private *i915, enum port port) { - const struct intel_ddi_port_domains *domains = intel_port_domains_for_port(i915, port); + struct intel_display *display = &i915->display; + const struct intel_ddi_port_domains *domains = intel_port_domains_for_port(display, port); - if (drm_WARN_ON(&i915->drm, !domains || domains->ddi_io == POWER_DOMAIN_INVALID)) + if (drm_WARN_ON(display->drm, !domains || domains->ddi_io == POWER_DOMAIN_INVALID)) return POWER_DOMAIN_PORT_DDI_IO_A; return domains->ddi_io + (int)(port - domains->port_start); @@ -2514,22 +2532,23 @@ intel_display_power_ddi_io_domain(struct drm_i915_private *i915, enum port port) enum intel_display_power_domain intel_display_power_ddi_lanes_domain(struct drm_i915_private *i915, enum port port) { - const struct intel_ddi_port_domains *domains = intel_port_domains_for_port(i915, port); + struct intel_display *display = &i915->display; + const struct intel_ddi_port_domains *domains = intel_port_domains_for_port(display, port); - if (drm_WARN_ON(&i915->drm, !domains || domains->ddi_lanes == POWER_DOMAIN_INVALID)) + if (drm_WARN_ON(display->drm, !domains || domains->ddi_lanes == POWER_DOMAIN_INVALID)) return POWER_DOMAIN_PORT_DDI_LANES_A; return domains->ddi_lanes + (int)(port - domains->port_start); } static const struct intel_ddi_port_domains * -intel_port_domains_for_aux_ch(struct drm_i915_private *i915, enum aux_ch aux_ch) +intel_port_domains_for_aux_ch(struct intel_display *display, enum aux_ch aux_ch) { const struct intel_ddi_port_domains *domains; int domains_size; int i; - intel_port_domains_for_platform(i915, &domains, &domains_size); + intel_port_domains_for_platform(display, &domains, &domains_size); for (i = 0; i < domains_size; i++) if (aux_ch >= domains[i].aux_ch_start && aux_ch <= domains[i].aux_ch_end) return &domains[i]; @@ -2540,9 +2559,10 @@ intel_port_domains_for_aux_ch(struct drm_i915_private *i915, enum aux_ch aux_ch) enum intel_display_power_domain intel_display_power_aux_io_domain(struct drm_i915_private *i915, enum aux_ch aux_ch) { - const struct intel_ddi_port_domains *domains = intel_port_domains_for_aux_ch(i915, aux_ch); + struct intel_display *display = &i915->display; + const struct intel_ddi_port_domains *domains = intel_port_domains_for_aux_ch(display, aux_ch); - if (drm_WARN_ON(&i915->drm, !domains || domains->aux_io == POWER_DOMAIN_INVALID)) + if (drm_WARN_ON(display->drm, !domains || domains->aux_io == POWER_DOMAIN_INVALID)) return POWER_DOMAIN_AUX_IO_A; return domains->aux_io + (int)(aux_ch - domains->aux_ch_start); @@ -2551,9 +2571,10 @@ intel_display_power_aux_io_domain(struct drm_i915_private *i915, enum aux_ch aux enum intel_display_power_domain intel_display_power_legacy_aux_domain(struct drm_i915_private *i915, enum aux_ch aux_ch) { - const struct intel_ddi_port_domains *domains = intel_port_domains_for_aux_ch(i915, aux_ch); + struct intel_display *display = &i915->display; + const struct intel_ddi_port_domains *domains = intel_port_domains_for_aux_ch(display, aux_ch); - if (drm_WARN_ON(&i915->drm, !domains || domains->aux_legacy_usbc == POWER_DOMAIN_INVALID)) + if (drm_WARN_ON(display->drm, !domains || domains->aux_legacy_usbc == POWER_DOMAIN_INVALID)) return POWER_DOMAIN_AUX_A; return domains->aux_legacy_usbc + (int)(aux_ch - domains->aux_ch_start); @@ -2562,9 +2583,10 @@ intel_display_power_legacy_aux_domain(struct drm_i915_private *i915, enum aux_ch enum intel_display_power_domain intel_display_power_tbt_aux_domain(struct drm_i915_private *i915, enum aux_ch aux_ch) { - const struct intel_ddi_port_domains *domains = intel_port_domains_for_aux_ch(i915, aux_ch); + struct intel_display *display = &i915->display; + const struct intel_ddi_port_domains *domains = intel_port_domains_for_aux_ch(display, aux_ch); - if (drm_WARN_ON(&i915->drm, !domains || domains->aux_tbt == POWER_DOMAIN_INVALID)) + if (drm_WARN_ON(display->drm, !domains || domains->aux_tbt == POWER_DOMAIN_INVALID)) return POWER_DOMAIN_AUX_TBT1; return domains->aux_tbt + (int)(aux_ch - domains->aux_ch_start); From 3987e35d695b807c898c084308a04c5d0a7f1123 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 28 Nov 2024 17:38:23 +0200 Subject: [PATCH 157/179] drm/i915/display: convert high level power interfaces to struct intel_display Going forward, struct intel_display is the main device data structure for display. Convert the high level interfaces (init, cleanup, suspend, resume, etc.) of intel_display_power.c over to it. The actual power get/put etc. are left for follow-up. Cc: Imre Deak Reviewed-by: Imre Deak Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/e1761b0fe5081bf6ca21cca3430befe254f61b32.1732808222.git.jani.nikula@intel.com --- .../drm/i915/display/intel_display_driver.c | 8 +- .../gpu/drm/i915/display/intel_display_irq.c | 3 +- .../drm/i915/display/intel_display_power.c | 78 +++++++++---------- .../drm/i915/display/intel_display_power.h | 29 +++---- .../drm/i915/display/intel_modeset_setup.c | 2 +- drivers/gpu/drm/i915/display/intel_psr.c | 6 +- drivers/gpu/drm/i915/i915_driver.c | 32 +++++--- drivers/gpu/drm/xe/display/xe_display.c | 28 ++++--- 8 files changed, 97 insertions(+), 89 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index a92df54b6b6c..558066ad633f 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -226,13 +226,13 @@ int intel_display_driver_probe_noirq(struct drm_i915_private *i915) goto cleanup_bios; /* FIXME: completely on the wrong abstraction layer */ - ret = intel_power_domains_init(i915); + ret = intel_power_domains_init(display); if (ret < 0) goto cleanup_vga; intel_pmdemand_init_early(i915); - intel_power_domains_init_hw(i915, false); + intel_power_domains_init_hw(display, false); if (!HAS_DISPLAY(i915)) return 0; @@ -274,7 +274,7 @@ int intel_display_driver_probe_noirq(struct drm_i915_private *i915) cleanup_vga_client_pw_domain_dmc: intel_dmc_fini(display); - intel_power_domains_driver_remove(i915); + intel_power_domains_driver_remove(display); cleanup_vga: intel_vga_unregister(display); cleanup_bios: @@ -627,7 +627,7 @@ void intel_display_driver_remove_nogem(struct drm_i915_private *i915) intel_dmc_fini(display); - intel_power_domains_driver_remove(i915); + intel_power_domains_driver_remove(display); intel_vga_unregister(display); diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index cb79c2796e3a..069043f9d894 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -1423,7 +1423,6 @@ static void intel_display_vblank_dc_work(struct work_struct *work) { struct intel_display *display = container_of(work, typeof(*display), irq.vblank_dc_work); - struct drm_i915_private *i915 = to_i915(display->drm); int vblank_wa_num_pipes = READ_ONCE(display->irq.vblank_wa_num_pipes); /* @@ -1432,7 +1431,7 @@ static void intel_display_vblank_dc_work(struct work_struct *work) * PSR code. If DC3CO is taken into use we need take that into account * here as well. */ - intel_display_power_set_target_dc_state(i915, vblank_wa_num_pipes ? DC_STATE_DISABLE : + intel_display_power_set_target_dc_state(display, vblank_wa_num_pipes ? DC_STATE_DISABLE : DC_STATE_EN_UPTO_DC6); } diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index 4043d6971c3e..34465d56def0 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -281,17 +281,16 @@ sanitize_target_dc_state(struct intel_display *display, /** * intel_display_power_set_target_dc_state - Set target dc state. - * @dev_priv: i915 device + * @display: display device * @state: state which needs to be set as target_dc_state. * * This function set the "DC off" power well target_dc_state, * based upon this target_dc_stste, "DC off" power well will * enable desired DC state. */ -void intel_display_power_set_target_dc_state(struct drm_i915_private *dev_priv, +void intel_display_power_set_target_dc_state(struct intel_display *display, u32 state) { - struct intel_display *display = &dev_priv->display; struct i915_power_well *power_well; bool dc_off_enabled; struct i915_power_domains *power_domains = &display->power.domains; @@ -998,14 +997,13 @@ static u32 get_allowed_dc_mask(struct intel_display *display, int enable_dc) /** * intel_power_domains_init - initializes the power domain structures - * @dev_priv: i915 device instance + * @display: display device instance * * Initializes the power domain structures for @dev_priv depending upon the * supported platform. */ -int intel_power_domains_init(struct drm_i915_private *dev_priv) +int intel_power_domains_init(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; struct i915_power_domains *power_domains = &display->power.domains; display->params.disable_power_well = @@ -1026,14 +1024,12 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv) /** * intel_power_domains_cleanup - clean up power domains resources - * @dev_priv: i915 device instance + * @display: display device instance * * Release any resources acquired by intel_power_domains_init() */ -void intel_power_domains_cleanup(struct drm_i915_private *dev_priv) +void intel_power_domains_cleanup(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; - intel_display_power_map_cleanup(&display->power.domains); } @@ -1917,7 +1913,7 @@ static void intel_power_domains_verify_state(struct intel_display *display); /** * intel_power_domains_init_hw - initialize hardware power domain state - * @i915: i915 device instance + * @display: display device instance * @resume: Called from resume code paths or not * * This function initializes the hardware power domain state and enables all @@ -1931,9 +1927,9 @@ static void intel_power_domains_verify_state(struct intel_display *display); * intel_power_domains_enable()) and must be paired with * intel_power_domains_driver_remove(). */ -void intel_power_domains_init_hw(struct drm_i915_private *i915, bool resume) +void intel_power_domains_init_hw(struct intel_display *display, bool resume) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); struct i915_power_domains *power_domains = &display->power.domains; power_domains->initializing = true; @@ -1985,7 +1981,7 @@ void intel_power_domains_init_hw(struct drm_i915_private *i915, bool resume) /** * intel_power_domains_driver_remove - deinitialize hw power domain state - * @i915: i915 device instance + * @display: display device instance * * De-initializes the display power domain HW state. It also ensures that the * device stays powered up so that the driver can be reloaded. @@ -1994,9 +1990,9 @@ void intel_power_domains_init_hw(struct drm_i915_private *i915, bool resume) * intel_power_domains_disable()) and must be paired with * intel_power_domains_init_hw(). */ -void intel_power_domains_driver_remove(struct drm_i915_private *i915) +void intel_power_domains_driver_remove(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); intel_wakeref_t wakeref __maybe_unused = fetch_and_zero(&display->power.domains.init_wakeref); @@ -2015,7 +2011,7 @@ void intel_power_domains_driver_remove(struct drm_i915_private *i915) /** * intel_power_domains_sanitize_state - sanitize power domains state - * @i915: i915 device instance + * @display: display device instance * * Sanitize the power domains state during driver loading and system resume. * The function will disable all display power wells that BIOS has enabled @@ -2023,9 +2019,8 @@ void intel_power_domains_driver_remove(struct drm_i915_private *i915) * on it by the time this function is called, after the state of all the * pipe, encoder, etc. HW resources have been sanitized). */ -void intel_power_domains_sanitize_state(struct drm_i915_private *i915) +void intel_power_domains_sanitize_state(struct intel_display *display) { - struct intel_display *display = &i915->display; struct i915_power_domains *power_domains = &display->power.domains; struct i915_power_well *power_well; @@ -2047,7 +2042,7 @@ void intel_power_domains_sanitize_state(struct drm_i915_private *i915) /** * intel_power_domains_enable - enable toggling of display power wells - * @i915: i915 device instance + * @display: display device instance * * Enable the ondemand enabling/disabling of the display power wells. Note that * power wells not belonging to POWER_DOMAIN_INIT are allowed to be toggled @@ -2057,9 +2052,9 @@ void intel_power_domains_sanitize_state(struct drm_i915_private *i915) * of display HW readout (which will acquire the power references reflecting * the current HW state). */ -void intel_power_domains_enable(struct drm_i915_private *i915) +void intel_power_domains_enable(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); intel_wakeref_t wakeref __maybe_unused = fetch_and_zero(&display->power.domains.init_wakeref); @@ -2069,14 +2064,14 @@ void intel_power_domains_enable(struct drm_i915_private *i915) /** * intel_power_domains_disable - disable toggling of display power wells - * @i915: i915 device instance + * @display: display device instance * * Disable the ondemand enabling/disabling of the display power wells. See * intel_power_domains_enable() for which power wells this call controls. */ -void intel_power_domains_disable(struct drm_i915_private *i915) +void intel_power_domains_disable(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); struct i915_power_domains *power_domains = &display->power.domains; drm_WARN_ON(display->drm, power_domains->init_wakeref); @@ -2088,7 +2083,7 @@ void intel_power_domains_disable(struct drm_i915_private *i915) /** * intel_power_domains_suspend - suspend power domain state - * @i915: i915 device instance + * @display: display device instance * @s2idle: specifies whether we go to idle, or deeper sleep * * This function prepares the hardware power domain state before entering @@ -2097,9 +2092,9 @@ void intel_power_domains_disable(struct drm_i915_private *i915) * It must be called with power domains already disabled (after a call to * intel_power_domains_disable()) and paired with intel_power_domains_resume(). */ -void intel_power_domains_suspend(struct drm_i915_private *i915, bool s2idle) +void intel_power_domains_suspend(struct intel_display *display, bool s2idle) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); struct i915_power_domains *power_domains = &display->power.domains; intel_wakeref_t wakeref __maybe_unused = fetch_and_zero(&power_domains->init_wakeref); @@ -2143,7 +2138,7 @@ void intel_power_domains_suspend(struct drm_i915_private *i915, bool s2idle) /** * intel_power_domains_resume - resume power domain state - * @i915: i915 device instance + * @display: display device instance * * This function resume the hardware power domain state during system resume. * @@ -2151,13 +2146,13 @@ void intel_power_domains_suspend(struct drm_i915_private *i915, bool s2idle) * intel_power_domains_enable()) and must be paired with * intel_power_domains_suspend(). */ -void intel_power_domains_resume(struct drm_i915_private *i915) +void intel_power_domains_resume(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); struct i915_power_domains *power_domains = &display->power.domains; if (power_domains->display_core_suspended) { - intel_power_domains_init_hw(i915, true); + intel_power_domains_init_hw(display, true); power_domains->display_core_suspended = false; } else { drm_WARN_ON(display->drm, power_domains->init_wakeref); @@ -2258,11 +2253,11 @@ static void intel_power_domains_verify_state(struct intel_display *display) #endif -void intel_display_power_suspend_late(struct drm_i915_private *i915, bool s2idle) +void intel_display_power_suspend_late(struct intel_display *display, bool s2idle) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); - intel_power_domains_suspend(i915, s2idle); + intel_power_domains_suspend(display, s2idle); if (DISPLAY_VER(display) >= 11 || display->platform.geminilake || display->platform.broxton) { @@ -2276,9 +2271,9 @@ void intel_display_power_suspend_late(struct drm_i915_private *i915, bool s2idle intel_de_rmw(i915, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, SBCLK_RUN_REFCLK_DIS); } -void intel_display_power_resume_early(struct drm_i915_private *i915) +void intel_display_power_resume_early(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); if (DISPLAY_VER(display) >= 11 || display->platform.geminilake || display->platform.broxton) { @@ -2292,13 +2287,11 @@ void intel_display_power_resume_early(struct drm_i915_private *i915) if (INTEL_PCH_TYPE(i915) >= PCH_CNP && INTEL_PCH_TYPE(i915) < PCH_DG1) intel_de_rmw(i915, SOUTH_CHICKEN1, SBCLK_RUN_REFCLK_DIS, 0); - intel_power_domains_resume(i915); + intel_power_domains_resume(display); } -void intel_display_power_suspend(struct drm_i915_private *i915) +void intel_display_power_suspend(struct intel_display *display) { - struct intel_display *display = &i915->display; - if (DISPLAY_VER(display) >= 11) { icl_display_core_uninit(display); bxt_enable_dc9(display); @@ -2310,9 +2303,8 @@ void intel_display_power_suspend(struct drm_i915_private *i915) } } -void intel_display_power_resume(struct drm_i915_private *i915) +void intel_display_power_resume(struct intel_display *display) { - struct intel_display *display = &i915->display; struct i915_power_domains *power_domains = &display->power.domains; if (DISPLAY_VER(display) >= 11) { diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h index 688f3b60b5c5..7b294eec4431 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.h +++ b/drivers/gpu/drm/i915/display/intel_display_power.h @@ -15,6 +15,7 @@ enum aux_ch; enum port; struct drm_i915_private; struct i915_power_well; +struct intel_display; struct intel_encoder; struct seq_file; @@ -166,21 +167,21 @@ struct intel_display_power_domain_set { for ((__domain) = 0; (__domain) < POWER_DOMAIN_NUM; (__domain)++) \ for_each_if(test_bit((__domain), (__mask)->bits)) -int intel_power_domains_init(struct drm_i915_private *dev_priv); -void intel_power_domains_cleanup(struct drm_i915_private *dev_priv); -void intel_power_domains_init_hw(struct drm_i915_private *dev_priv, bool resume); -void intel_power_domains_driver_remove(struct drm_i915_private *dev_priv); -void intel_power_domains_enable(struct drm_i915_private *dev_priv); -void intel_power_domains_disable(struct drm_i915_private *dev_priv); -void intel_power_domains_suspend(struct drm_i915_private *dev_priv, bool s2idle); -void intel_power_domains_resume(struct drm_i915_private *dev_priv); -void intel_power_domains_sanitize_state(struct drm_i915_private *dev_priv); +int intel_power_domains_init(struct intel_display *display); +void intel_power_domains_cleanup(struct intel_display *display); +void intel_power_domains_init_hw(struct intel_display *display, bool resume); +void intel_power_domains_driver_remove(struct intel_display *display); +void intel_power_domains_enable(struct intel_display *display); +void intel_power_domains_disable(struct intel_display *display); +void intel_power_domains_suspend(struct intel_display *display, bool s2idle); +void intel_power_domains_resume(struct intel_display *display); +void intel_power_domains_sanitize_state(struct intel_display *display); -void intel_display_power_suspend_late(struct drm_i915_private *i915, bool s2idle); -void intel_display_power_resume_early(struct drm_i915_private *i915); -void intel_display_power_suspend(struct drm_i915_private *i915); -void intel_display_power_resume(struct drm_i915_private *i915); -void intel_display_power_set_target_dc_state(struct drm_i915_private *dev_priv, +void intel_display_power_suspend_late(struct intel_display *display, bool s2idle); +void intel_display_power_resume_early(struct intel_display *display); +void intel_display_power_suspend(struct intel_display *display); +void intel_display_power_resume(struct intel_display *display); +void intel_display_power_set_target_dc_state(struct intel_display *display, u32 state); bool intel_display_power_is_enabled(struct drm_i915_private *dev_priv, diff --git a/drivers/gpu/drm/i915/display/intel_modeset_setup.c b/drivers/gpu/drm/i915/display/intel_modeset_setup.c index 2c8668b1ebae..9db30db428f7 100644 --- a/drivers/gpu/drm/i915/display/intel_modeset_setup.c +++ b/drivers/gpu/drm/i915/display/intel_modeset_setup.c @@ -1024,5 +1024,5 @@ void intel_modeset_setup_hw_state(struct drm_i915_private *i915, intel_display_power_put(i915, POWER_DOMAIN_INIT, wakeref); - intel_power_domains_sanitize_state(i915); + intel_power_domains_sanitize_state(display); } diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 15b70a1127d4..64c00a8a6850 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1130,18 +1130,16 @@ static void psr2_program_idle_frames(struct intel_dp *intel_dp, static void tgl_psr2_enable_dc3co(struct intel_dp *intel_dp) { struct intel_display *display = to_intel_display(intel_dp); - struct drm_i915_private *dev_priv = to_i915(display->drm); psr2_program_idle_frames(intel_dp, 0); - intel_display_power_set_target_dc_state(dev_priv, DC_STATE_EN_DC3CO); + intel_display_power_set_target_dc_state(display, DC_STATE_EN_DC3CO); } static void tgl_psr2_disable_dc3co(struct intel_dp *intel_dp) { struct intel_display *display = to_intel_display(intel_dp); - struct drm_i915_private *dev_priv = to_i915(display->drm); - intel_display_power_set_target_dc_state(dev_priv, DC_STATE_EN_UPTO_DC6); + intel_display_power_set_target_dc_state(display, DC_STATE_EN_UPTO_DC6); psr2_program_idle_frames(intel_dp, psr_compute_idle_frames(intel_dp)); } diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 9b1e98905486..3fbc3cce332c 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -286,8 +286,10 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv) */ static void i915_driver_late_release(struct drm_i915_private *dev_priv) { + struct intel_display *display = &dev_priv->display; + intel_irq_fini(dev_priv); - intel_power_domains_cleanup(dev_priv); + intel_power_domains_cleanup(display); i915_gem_cleanup_early(dev_priv); intel_gt_driver_late_release_all(dev_priv); intel_region_ttm_device_fini(dev_priv); @@ -605,6 +607,7 @@ static void i915_driver_hw_remove(struct drm_i915_private *dev_priv) */ static void i915_driver_register(struct drm_i915_private *dev_priv) { + struct intel_display *display = &dev_priv->display; struct intel_gt *gt; unsigned int i; @@ -635,7 +638,7 @@ static void i915_driver_register(struct drm_i915_private *dev_priv) intel_display_driver_register(dev_priv); - intel_power_domains_enable(dev_priv); + intel_power_domains_enable(display); intel_runtime_pm_enable(&dev_priv->runtime_pm); intel_register_dsm_handler(); @@ -650,6 +653,7 @@ static void i915_driver_register(struct drm_i915_private *dev_priv) */ static void i915_driver_unregister(struct drm_i915_private *dev_priv) { + struct intel_display *display = &dev_priv->display; struct intel_gt *gt; unsigned int i; @@ -658,7 +662,7 @@ static void i915_driver_unregister(struct drm_i915_private *dev_priv) intel_unregister_dsm_handler(); intel_runtime_pm_disable(&dev_priv->runtime_pm); - intel_power_domains_disable(dev_priv); + intel_power_domains_disable(display); intel_display_driver_unregister(dev_priv); @@ -943,9 +947,11 @@ static void i915_driver_postclose(struct drm_device *dev, struct drm_file *file) void i915_driver_shutdown(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; + disable_rpm_wakeref_asserts(&i915->runtime_pm); intel_runtime_pm_disable(&i915->runtime_pm); - intel_power_domains_disable(i915); + intel_power_domains_disable(display); intel_fbdev_set_suspend(&i915->drm, FBINFO_STATE_SUSPENDED, true); if (HAS_DISPLAY(i915)) { @@ -981,7 +987,7 @@ void i915_driver_shutdown(struct drm_i915_private *i915) * - unify the driver remove and system/runtime suspend sequences with * the above unified shutdown/poweroff sequence. */ - intel_power_domains_driver_remove(i915); + intel_power_domains_driver_remove(display); enable_rpm_wakeref_asserts(&i915->runtime_pm); intel_runtime_pm_driver_last_release(&i915->runtime_pm); @@ -1029,7 +1035,7 @@ static int i915_drm_suspend(struct drm_device *dev) /* We do a lot of poking in a lot of registers, make sure they work * properly. */ - intel_power_domains_disable(dev_priv); + intel_power_domains_disable(display); intel_fbdev_set_suspend(dev, FBINFO_STATE_SUSPENDED, true); if (HAS_DISPLAY(dev_priv)) { drm_kms_helper_poll_disable(dev); @@ -1071,6 +1077,7 @@ static int i915_drm_suspend(struct drm_device *dev) static int i915_drm_suspend_late(struct drm_device *dev, bool hibernation) { struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = &dev_priv->display; struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev); struct intel_runtime_pm *rpm = &dev_priv->runtime_pm; struct intel_gt *gt; @@ -1086,12 +1093,12 @@ static int i915_drm_suspend_late(struct drm_device *dev, bool hibernation) for_each_gt(gt, dev_priv, i) intel_uncore_suspend(gt->uncore); - intel_display_power_suspend_late(dev_priv, s2idle); + intel_display_power_suspend_late(display, s2idle); ret = vlv_suspend_complete(dev_priv); if (ret) { drm_err(&dev_priv->drm, "Suspend complete failed: %d\n", ret); - intel_display_power_resume_early(dev_priv); + intel_display_power_resume_early(display); goto out; } @@ -1217,7 +1224,7 @@ static int i915_drm_resume(struct drm_device *dev) intel_fbdev_set_suspend(dev, FBINFO_STATE_RUNNING, false); - intel_power_domains_enable(dev_priv); + intel_power_domains_enable(display); intel_gvt_resume(dev_priv); @@ -1229,6 +1236,7 @@ static int i915_drm_resume(struct drm_device *dev) static int i915_drm_resume_early(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = &dev_priv->display; struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev); struct intel_gt *gt; int ret, i; @@ -1288,7 +1296,7 @@ static int i915_drm_resume_early(struct drm_device *dev) for_each_gt(gt, dev_priv, i) intel_gt_resume_early(gt); - intel_display_power_resume_early(dev_priv); + intel_display_power_resume_early(display); enable_rpm_wakeref_asserts(&dev_priv->runtime_pm); @@ -1490,7 +1498,7 @@ static int intel_runtime_suspend(struct device *kdev) for_each_gt(gt, dev_priv, i) intel_uncore_suspend(gt->uncore); - intel_display_power_suspend(dev_priv); + intel_display_power_suspend(display); ret = vlv_suspend_complete(dev_priv); if (ret) { @@ -1584,7 +1592,7 @@ static int intel_runtime_resume(struct device *kdev) drm_dbg(&dev_priv->drm, "Unclaimed access during suspend, bios?\n"); - intel_display_power_resume(dev_priv); + intel_display_power_resume(display); ret = vlv_resume_prepare(dev_priv, true); diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 5fdd39daec09..3c4808103cba 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -104,11 +104,12 @@ int xe_display_create(struct xe_device *xe) static void xe_display_fini_nommio(struct drm_device *dev, void *dummy) { struct xe_device *xe = to_xe_device(dev); + struct intel_display *display = &xe->display; if (!xe->info.probe_display) return; - intel_power_domains_cleanup(xe); + intel_power_domains_cleanup(display); } int xe_display_init_nommio(struct xe_device *xe) @@ -216,21 +217,25 @@ void xe_display_fini(struct xe_device *xe) void xe_display_register(struct xe_device *xe) { + struct intel_display *display = &xe->display; + if (!xe->info.probe_display) return; intel_display_driver_register(xe); - intel_power_domains_enable(xe); + intel_power_domains_enable(display); intel_register_dsm_handler(); } void xe_display_unregister(struct xe_device *xe) { + struct intel_display *display = &xe->display; + if (!xe->info.probe_display) return; intel_unregister_dsm_handler(); - intel_power_domains_disable(xe); + intel_power_domains_disable(display); intel_display_driver_unregister(xe); } @@ -323,7 +328,7 @@ static void __xe_display_pm_suspend(struct xe_device *xe, bool runtime) * We do a lot of poking in a lot of registers, make sure they work * properly. */ - intel_power_domains_disable(xe); + intel_power_domains_disable(display); if (!runtime) intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_SUSPENDED, true); @@ -359,7 +364,7 @@ void xe_display_pm_shutdown(struct xe_device *xe) if (!xe->info.probe_display) return; - intel_power_domains_disable(xe); + intel_power_domains_disable(display); intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_SUSPENDED, true); if (has_display(xe)) { drm_kms_helper_poll_disable(&xe->drm); @@ -395,12 +400,13 @@ void xe_display_pm_runtime_suspend(struct xe_device *xe) void xe_display_pm_suspend_late(struct xe_device *xe) { + struct intel_display *display = &xe->display; bool s2idle = suspend_to_idle(); if (!xe->info.probe_display) return; - intel_display_power_suspend_late(xe, s2idle); + intel_display_power_suspend_late(display, s2idle); } void xe_display_pm_runtime_suspend_late(struct xe_device *xe) @@ -423,6 +429,8 @@ void xe_display_pm_runtime_suspend_late(struct xe_device *xe) void xe_display_pm_shutdown_late(struct xe_device *xe) { + struct intel_display *display = &xe->display; + if (!xe->info.probe_display) return; @@ -431,15 +439,17 @@ void xe_display_pm_shutdown_late(struct xe_device *xe) * for now leaving all display power wells in the INIT power domain * enabled. */ - intel_power_domains_driver_remove(xe); + intel_power_domains_driver_remove(display); } void xe_display_pm_resume_early(struct xe_device *xe) { + struct intel_display *display = &xe->display; + if (!xe->info.probe_display) return; - intel_display_power_resume_early(xe); + intel_display_power_resume_early(display); } static void __xe_display_pm_resume(struct xe_device *xe, bool runtime) @@ -473,7 +483,7 @@ static void __xe_display_pm_resume(struct xe_device *xe, bool runtime) if (!runtime) intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_RUNNING, false); - intel_power_domains_enable(xe); + intel_power_domains_enable(display); } void xe_display_pm_resume(struct xe_device *xe) From e3ca05ce5014965377e28e02714020927093bf7f Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 28 Nov 2024 17:38:24 +0200 Subject: [PATCH 158/179] drm/i915/display: convert power map to struct intel_display Going forward, struct intel_display is the main device data structure for display. Convert the power map code to it. Cc: Imre Deak Reviewed-by: Imre Deak Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/9df6b67914cd5afe7107c8431e8c475794b62298.1732808222.git.jani.nikula@intel.com --- .../i915/display/intel_display_power_map.c | 56 +++++++++---------- 1 file changed, 28 insertions(+), 28 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power_map.c b/drivers/gpu/drm/i915/display/intel_display_power_map.c index 5575aa0d6689..fb2df5c382d8 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_map.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_map.c @@ -1752,9 +1752,9 @@ __set_power_wells(struct i915_power_domains *power_domains, const struct i915_power_well_desc_list *power_well_descs, int power_well_descs_sz) { - struct drm_i915_private *i915 = container_of(power_domains, - struct drm_i915_private, - display.power.domains); + struct intel_display *display = container_of(power_domains, + struct intel_display, + power.domains); u64 power_well_ids = 0; const struct i915_power_well_desc_list *desc_list; const struct i915_power_well_desc *desc; @@ -1778,7 +1778,7 @@ __set_power_wells(struct i915_power_domains *power_domains, enum i915_power_well_id id = inst->id; pw->desc = desc; - drm_WARN_ON(&i915->drm, + drm_WARN_ON(display->drm, overflows_type(inst - desc->instances->list, pw->instance_idx)); pw->instance_idx = inst - desc->instances->list; @@ -1789,8 +1789,8 @@ __set_power_wells(struct i915_power_domains *power_domains, if (id == DISP_PW_ID_NONE) continue; - drm_WARN_ON(&i915->drm, id >= sizeof(power_well_ids) * 8); - drm_WARN_ON(&i915->drm, power_well_ids & BIT_ULL(id)); + drm_WARN_ON(display->drm, id >= sizeof(power_well_ids) * 8); + drm_WARN_ON(display->drm, power_well_ids & BIT_ULL(id)); power_well_ids |= BIT_ULL(id); } @@ -1811,53 +1811,53 @@ __set_power_wells(struct i915_power_domains *power_domains, */ int intel_display_power_map_init(struct i915_power_domains *power_domains) { - struct drm_i915_private *i915 = container_of(power_domains, - struct drm_i915_private, - display.power.domains); + struct intel_display *display = container_of(power_domains, + struct intel_display, + power.domains); /* * The enabling order will be from lower to higher indexed wells, * the disabling order is reversed. */ - if (!HAS_DISPLAY(i915)) { + if (!HAS_DISPLAY(display)) { power_domains->power_well_count = 0; return 0; } - if (DISPLAY_VER(i915) >= 30) + if (DISPLAY_VER(display) >= 30) return set_power_wells(power_domains, xe3lpd_power_wells); - else if (DISPLAY_VER(i915) >= 20) + else if (DISPLAY_VER(display) >= 20) return set_power_wells(power_domains, xe2lpd_power_wells); - else if (DISPLAY_VER(i915) >= 14) + else if (DISPLAY_VER(display) >= 14) return set_power_wells(power_domains, xelpdp_power_wells); - else if (IS_DG2(i915)) + else if (display->platform.dg2) return set_power_wells(power_domains, xehpd_power_wells); - else if (DISPLAY_VER(i915) >= 13) + else if (DISPLAY_VER(display) >= 13) return set_power_wells(power_domains, xelpd_power_wells); - else if (IS_DG1(i915)) + else if (display->platform.dg1) return set_power_wells(power_domains, dg1_power_wells); - else if (IS_ALDERLAKE_S(i915)) + else if (display->platform.alderlake_s) return set_power_wells(power_domains, adls_power_wells); - else if (IS_ROCKETLAKE(i915)) + else if (display->platform.rocketlake) return set_power_wells(power_domains, rkl_power_wells); - else if (DISPLAY_VER(i915) == 12) + else if (DISPLAY_VER(display) == 12) return set_power_wells(power_domains, tgl_power_wells); - else if (DISPLAY_VER(i915) == 11) + else if (DISPLAY_VER(display) == 11) return set_power_wells(power_domains, icl_power_wells); - else if (IS_GEMINILAKE(i915)) + else if (display->platform.geminilake) return set_power_wells(power_domains, glk_power_wells); - else if (IS_BROXTON(i915)) + else if (display->platform.broxton) return set_power_wells(power_domains, bxt_power_wells); - else if (DISPLAY_VER(i915) == 9) + else if (DISPLAY_VER(display) == 9) return set_power_wells(power_domains, skl_power_wells); - else if (IS_CHERRYVIEW(i915)) + else if (display->platform.cherryview) return set_power_wells(power_domains, chv_power_wells); - else if (IS_BROADWELL(i915)) + else if (display->platform.broadwell) return set_power_wells(power_domains, bdw_power_wells); - else if (IS_HASWELL(i915)) + else if (display->platform.haswell) return set_power_wells(power_domains, hsw_power_wells); - else if (IS_VALLEYVIEW(i915)) + else if (display->platform.valleyview) return set_power_wells(power_domains, vlv_power_wells); - else if (IS_I830(i915)) + else if (display->platform.i830) return set_power_wells(power_domains, i830_power_wells); else return set_power_wells(power_domains, i9xx_power_wells); From 6710232f1dcc47c6c5e49bb6a487821202579469 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 29 Nov 2024 12:25:03 +0200 Subject: [PATCH 159/179] drm/i915/display: replace dig_port->saved_port_bits with flags dig_port->saved_port_bits is used to permanently store two DDI_BUF_CTL bits, DDI_BUF_PORT_REVERSAL and DDI_A_4_LANES. Store them separately as bools to make their use more logical and less about storing state as register bits. Reviewed-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20241129102503.452272-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_cx0_phy.c | 2 +- drivers/gpu/drm/i915/display/intel_ddi.c | 44 ++++++++++--------- .../drm/i915/display/intel_display_types.h | 4 +- drivers/gpu/drm/i915/display/intel_tc.c | 2 +- 4 files changed, 29 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c index 71dc659228ab..cc734079c3b8 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c @@ -2987,7 +2987,7 @@ static void intel_cx0pll_enable(struct intel_encoder *encoder, struct intel_display *display = to_intel_display(encoder); enum phy phy = intel_encoder_to_phy(encoder); struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - bool lane_reversal = dig_port->saved_port_bits & DDI_BUF_PORT_REVERSAL; + bool lane_reversal = dig_port->lane_reversal; u8 maxpclk_lane = lane_reversal ? INTEL_CX0_LANE1 : INTEL_CX0_LANE0; intel_wakeref_t wakeref = intel_cx0_phy_transaction_begin(encoder); diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 7d37ddd9ad12..4f9c50996446 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -335,10 +335,14 @@ static void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder, struct intel_digital_port *dig_port = enc_to_dig_port(encoder); /* DDI_BUF_CTL_ENABLE will be set by intel_ddi_prepare_link_retrain() later */ - intel_dp->DP = dig_port->saved_port_bits | - DDI_PORT_WIDTH(crtc_state->lane_count) | + intel_dp->DP = DDI_PORT_WIDTH(crtc_state->lane_count) | DDI_BUF_TRANS_SELECT(0); + if (dig_port->lane_reversal) + intel_dp->DP |= DDI_BUF_PORT_REVERSAL; + if (dig_port->ddi_a_4_lanes) + intel_dp->DP |= DDI_A_4_LANES; + if (DISPLAY_VER(i915) >= 14) { if (intel_dp_is_uhbr(crtc_state)) intel_dp->DP |= DDI_BUF_PORT_DATA_40BIT; @@ -2402,12 +2406,10 @@ static void intel_ddi_power_up_lanes(struct intel_encoder *encoder, if (intel_encoder_is_combo(encoder)) { enum phy phy = intel_encoder_to_phy(encoder); - bool lane_reversal = - dig_port->saved_port_bits & DDI_BUF_PORT_REVERSAL; intel_combo_phy_power_up_lanes(i915, phy, false, crtc_state->lane_count, - lane_reversal); + dig_port->lane_reversal); } } @@ -2547,7 +2549,7 @@ static void mtl_port_buf_ctl_program(struct intel_encoder *encoder, else val |= XELPDP_PORT_BUF_PORT_DATA_10BIT; - if (dig_port->saved_port_bits & DDI_BUF_PORT_REVERSAL) + if (dig_port->lane_reversal) val |= XELPDP_PORT_REVERSAL; intel_de_write(i915, XELPDP_PORT_BUF_CTL1(i915, port), val); @@ -3413,14 +3415,20 @@ static void intel_ddi_enable_hdmi(struct intel_atomic_state *state, * is filled with lane count, already set in the crtc_state. * The same is required to be filled in PORT_BUF_CTL for C10/20 Phy. */ - buf_ctl = dig_port->saved_port_bits | DDI_BUF_CTL_ENABLE; + buf_ctl = DDI_BUF_CTL_ENABLE; + + if (dig_port->lane_reversal) + buf_ctl |= DDI_BUF_PORT_REVERSAL; + if (dig_port->ddi_a_4_lanes) + buf_ctl |= DDI_A_4_LANES; + if (DISPLAY_VER(dev_priv) >= 14) { u8 lane_count = mtl_get_port_width(crtc_state->lane_count); u32 port_buf = 0; port_buf |= XELPDP_PORT_WIDTH(lane_count); - if (dig_port->saved_port_bits & DDI_BUF_PORT_REVERSAL) + if (dig_port->lane_reversal) port_buf |= XELPDP_PORT_REVERSAL; intel_de_rmw(dev_priv, XELPDP_PORT_BUF_CTL1(dev_priv, port), @@ -4763,7 +4771,7 @@ static bool intel_ddi_a_force_4_lanes(struct intel_digital_port *dig_port) if (dig_port->base.port != PORT_A) return false; - if (dig_port->saved_port_bits & DDI_A_4_LANES) + if (dig_port->ddi_a_4_lanes) return false; /* Broxton/Geminilake: Bspec says that DDI_A_4_LANES is the only @@ -4801,7 +4809,7 @@ intel_ddi_max_lanes(struct intel_digital_port *dig_port) if (intel_ddi_a_force_4_lanes(dig_port)) { drm_dbg_kms(&dev_priv->drm, "Forcing DDI_A_4_LANES for port A\n"); - dig_port->saved_port_bits |= DDI_A_4_LANES; + dig_port->ddi_a_4_lanes = true; max_lanes = 4; } @@ -4980,6 +4988,7 @@ void intel_ddi_init(struct intel_display *display, bool init_hdmi, init_dp; enum port port; enum phy phy; + u32 ddi_buf_ctl; port = intel_bios_encoder_port(devdata); if (port == PORT_NONE) @@ -5229,17 +5238,12 @@ void intel_ddi_init(struct intel_display *display, else encoder->hpd_pin = intel_hpd_pin_default(dev_priv, port); - if (DISPLAY_VER(dev_priv) >= 11) - dig_port->saved_port_bits = - intel_de_read(dev_priv, DDI_BUF_CTL(port)) - & DDI_BUF_PORT_REVERSAL; - else - dig_port->saved_port_bits = - intel_de_read(dev_priv, DDI_BUF_CTL(port)) - & (DDI_BUF_PORT_REVERSAL | DDI_A_4_LANES); + ddi_buf_ctl = intel_de_read(dev_priv, DDI_BUF_CTL(port)); - if (intel_bios_encoder_lane_reversal(devdata)) - dig_port->saved_port_bits |= DDI_BUF_PORT_REVERSAL; + dig_port->lane_reversal = intel_bios_encoder_lane_reversal(devdata) || + ddi_buf_ctl & DDI_BUF_PORT_REVERSAL; + + dig_port->ddi_a_4_lanes = DISPLAY_VER(dev_priv) < 11 && ddi_buf_ctl & DDI_A_4_LANES; dig_port->dp.output_reg = INVALID_MMIO_REG; dig_port->max_lanes = intel_ddi_max_lanes(dig_port); diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index ec68bbfed442..167aa8ec4948 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -1814,11 +1814,13 @@ struct intel_lspcon { struct intel_digital_port { struct intel_encoder base; - u32 saved_port_bits; struct intel_dp dp; struct intel_hdmi hdmi; struct intel_lspcon lspcon; enum irqreturn (*hpd_pulse)(struct intel_digital_port *, bool); + + bool lane_reversal; + bool ddi_a_4_lanes; bool release_cl2_override; u8 max_lanes; /* Used for DP and ICL+ TypeC/DP and TypeC/HDMI ports. */ diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c index b16c4d2d4077..0e4d78b146f6 100644 --- a/drivers/gpu/drm/i915/display/intel_tc.c +++ b/drivers/gpu/drm/i915/display/intel_tc.c @@ -390,7 +390,7 @@ void intel_tc_port_set_fia_lane_count(struct intel_digital_port *dig_port, { struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); struct intel_tc_port *tc = to_tc_port(dig_port); - bool lane_reversal = dig_port->saved_port_bits & DDI_BUF_PORT_REVERSAL; + bool lane_reversal = dig_port->lane_reversal; u32 val; if (DISPLAY_VER(i915) >= 14) From 5f7fb33b7ba1287c33e35b7778d5a371472e3503 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 2 Dec 2024 14:54:37 +0200 Subject: [PATCH 160/179] drm/i915/display: remove unused for_each_crtc() This is essentially a duplicate of drm_for_each_crtc() anyway. Remove. Reviewed-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20241202125437.1154945-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display.h | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index caef04f655c5..49a246feb1ae 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -238,9 +238,6 @@ enum phy_fia { for ((__phy) = PHY_A; (__phy) < I915_MAX_PHYS; (__phy)++) \ for_each_if((__phys_mask) & BIT(__phy)) -#define for_each_crtc(dev, crtc) \ - list_for_each_entry(crtc, &(dev)->mode_config.crtc_list, head) - #define for_each_intel_plane(dev, intel_plane) \ list_for_each_entry(intel_plane, \ &(dev)->mode_config.plane_list, \ From b27f45ea09b029edc68aef6bac9168139f636284 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 29 Nov 2024 13:41:58 +0200 Subject: [PATCH 161/179] drm/i915/cx0: split out mtl_get_cx0_buf_trans() to c10 and c20 variants The PHY is either c10 or c20, there's no need to check at runtime and complicate the conditions in mtl_get_cx0_buf_trans(). While at it, replace the direct port clock check with intel_dp_is_uhbr(). Cc: Mika Kahola Reviewed-by: Mika Kahola Link: https://patchwork.freedesktop.org/patch/msgid/20241129114158.486418-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../drm/i915/display/intel_ddi_buf_trans.c | 23 +++++++++++++------ 1 file changed, 16 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c index 4d21ce734343..9389b295036e 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c +++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c @@ -1687,18 +1687,24 @@ dg2_get_snps_buf_trans(struct intel_encoder *encoder, } static const struct intel_ddi_buf_trans * -mtl_get_cx0_buf_trans(struct intel_encoder *encoder, +mtl_get_c10_buf_trans(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, int *n_entries) { - if (intel_crtc_has_dp_encoder(crtc_state) && crtc_state->port_clock >= 1000000) + return intel_get_buf_trans(&mtl_c10_trans_dp14, n_entries); +} + +static const struct intel_ddi_buf_trans * +mtl_get_c20_buf_trans(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state, + int *n_entries) +{ + if (intel_crtc_has_dp_encoder(crtc_state) && intel_dp_is_uhbr(crtc_state)) return intel_get_buf_trans(&mtl_c20_trans_uhbr, n_entries); - else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI) && !(intel_encoder_is_c10phy(encoder))) + else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) return intel_get_buf_trans(&mtl_c20_trans_hdmi, n_entries); - else if (!intel_encoder_is_c10phy(encoder)) - return intel_get_buf_trans(&mtl_c20_trans_dp14, n_entries); else - return intel_get_buf_trans(&mtl_c10_trans_dp14, n_entries); + return intel_get_buf_trans(&mtl_c20_trans_dp14, n_entries); } void intel_ddi_buf_trans_init(struct intel_encoder *encoder) @@ -1706,7 +1712,10 @@ void intel_ddi_buf_trans_init(struct intel_encoder *encoder) struct drm_i915_private *i915 = to_i915(encoder->base.dev); if (DISPLAY_VER(i915) >= 14) { - encoder->get_buf_trans = mtl_get_cx0_buf_trans; + if (intel_encoder_is_c10phy(encoder)) + encoder->get_buf_trans = mtl_get_c10_buf_trans; + else + encoder->get_buf_trans = mtl_get_c20_buf_trans; } else if (IS_DG2(i915)) { encoder->get_buf_trans = dg2_get_snps_buf_trans; } else if (IS_ALDERLAKE_P(i915)) { From 754302a5bc1bd8fd3b7d85c168b0a1af6d4bba4d Mon Sep 17 00:00:00 2001 From: Eugene Kobyak Date: Tue, 3 Dec 2024 14:54:06 +0000 Subject: [PATCH 162/179] drm/i915: Fix NULL pointer dereference in capture_engine When the intel_context structure contains NULL, it raises a NULL pointer dereference error in drm_info(). Fixes: e8a3319c31a1 ("drm/i915: Allow error capture without a request") Closes: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/12309 Reviewed-by: Andi Shyti Cc: John Harrison Cc: # v6.3+ Signed-off-by: Eugene Kobyak Signed-off-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/xmsgfynkhycw3cf56akp4he2ffg44vuratocsysaowbsnhutzi@augnqbm777at --- drivers/gpu/drm/i915/i915_gpu_error.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 135ded17334e..fee80a2df245 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1643,9 +1643,21 @@ capture_engine(struct intel_engine_cs *engine, return NULL; intel_engine_get_hung_entity(engine, &ce, &rq); - if (rq && !i915_request_started(rq)) - drm_info(&engine->gt->i915->drm, "Got hung context on %s with active request %lld:%lld [0x%04X] not yet started\n", - engine->name, rq->fence.context, rq->fence.seqno, ce->guc_id.id); + if (rq && !i915_request_started(rq)) { + /* + * We want to know also what is the guc_id of the context, + * but if we don't have the context reference, then skip + * printing it. + */ + if (ce) + drm_info(&engine->gt->i915->drm, + "Got hung context on %s with active request %lld:%lld [0x%04X] not yet started\n", + engine->name, rq->fence.context, rq->fence.seqno, ce->guc_id.id); + else + drm_info(&engine->gt->i915->drm, + "Got hung context on %s with active request %lld:%lld not yet started\n", + engine->name, rq->fence.context, rq->fence.seqno); + } if (rq) { capture = intel_engine_coredump_add_request(ee, rq, ATOMIC_MAYFAIL); From 9bc5e7dc694d3112bbf0fa4c46ef0fa0f114937a Mon Sep 17 00:00:00 2001 From: Jiasheng Jiang Date: Wed, 27 Nov 2024 20:10:42 +0000 Subject: [PATCH 163/179] drm/i915: Fix memory leak by correcting cache object name in error handler Replace "slab_priorities" with "slab_dependencies" in the error handler to avoid memory leak. Fixes: 32eb6bcfdda9 ("drm/i915: Make request allocation caches global") Cc: # v5.2+ Signed-off-by: Jiasheng Jiang Reviewed-by: Nirmoy Das Reviewed-by: Andi Shyti Signed-off-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/20241127201042.29620-1-jiashengjiangcool@gmail.com --- drivers/gpu/drm/i915/i915_scheduler.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_scheduler.c b/drivers/gpu/drm/i915/i915_scheduler.c index 762127dd56c5..70a854557e6e 100644 --- a/drivers/gpu/drm/i915/i915_scheduler.c +++ b/drivers/gpu/drm/i915/i915_scheduler.c @@ -506,6 +506,6 @@ int __init i915_scheduler_module_init(void) return 0; err_priorities: - kmem_cache_destroy(slab_priorities); + kmem_cache_destroy(slab_dependencies); return -ENOMEM; } From 5105c803295e4c2004aad518713208fae42bfc33 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Tue, 3 Dec 2024 14:17:01 +0530 Subject: [PATCH 164/179] drm/i915/wm: Initialize max_latency variable to appropriate value Initialize max_latency variable to LNL_PKG_C_LATENCY_MASK which helps to eliminate the else block and make the whole code a lot cleaner. --v2 -Seprate patch to club variables together [Mitul] Signed-off-by: Suraj Kandpal Reviewed-by: Mitul Golani Link: https://patchwork.freedesktop.org/patch/msgid/20241203084706.2126189-1-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 1a4c1fa24820..c40e0173a5bd 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2857,7 +2857,7 @@ static int skl_wm_add_affected_planes(struct intel_atomic_state *state, static void skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) { - u32 max_latency = 0; + u32 max_latency = LNL_PKG_C_LATENCY_MASK; u32 clear = 0, val = 0; u32 added_wake_time = 0; @@ -2870,9 +2870,6 @@ skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) max_latency = LNL_PKG_C_LATENCY_MASK; added_wake_time = DSB_EXE_TIME + i915->display.sagv.block_time_us; - } else { - max_latency = LNL_PKG_C_LATENCY_MASK; - added_wake_time = 0; } clear |= LNL_ADDED_WAKE_TIME_MASK | LNL_PKG_C_LATENCY_MASK; From d4e8379ba2aabfa7c2697e32ed5ad3bad4a8e392 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Tue, 3 Dec 2024 14:17:02 +0530 Subject: [PATCH 165/179] drm/i915/wm: Refactor dpkgc value prepration Refactor the value getting prepped to be written into the PKG_C_LATENCY register by ORing the REG_FIELD_PREP values instead of having val getting operated on twice. We dont need the clear and val variables to be initialized. Signed-off-by: Suraj Kandpal Reviewed-by: Mitul Golani Link: https://patchwork.freedesktop.org/patch/msgid/20241203084706.2126189-2-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index c40e0173a5bd..df961cb8d51f 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2858,7 +2858,7 @@ static void skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) { u32 max_latency = LNL_PKG_C_LATENCY_MASK; - u32 clear = 0, val = 0; + u32 clear, val; u32 added_wake_time = 0; if (DISPLAY_VER(i915) < 20) @@ -2872,9 +2872,9 @@ skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) i915->display.sagv.block_time_us; } - clear |= LNL_ADDED_WAKE_TIME_MASK | LNL_PKG_C_LATENCY_MASK; - val |= REG_FIELD_PREP(LNL_PKG_C_LATENCY_MASK, max_latency); - val |= REG_FIELD_PREP(LNL_ADDED_WAKE_TIME_MASK, added_wake_time); + clear = LNL_ADDED_WAKE_TIME_MASK | LNL_PKG_C_LATENCY_MASK; + val = REG_FIELD_PREP(LNL_PKG_C_LATENCY_MASK, max_latency) | + REG_FIELD_PREP(LNL_ADDED_WAKE_TIME_MASK, added_wake_time); intel_uncore_rmw(&i915->uncore, LNL_PKG_C_LATENCY, clear, val); } From 11c739218aa8b9ef1e53fee7365e72cba527b687 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Tue, 3 Dec 2024 14:17:03 +0530 Subject: [PATCH 166/179] drm/i915/wm: Use intel_display structure in DPKGC code Use intel_display for DPKGC code wherever we can. While we are at it also use intel_de_rmw instead of intel_uncore_rmw as we really don't need the internal uncore_rmw_function. Signed-off-by: Suraj Kandpal Reviewed-by: Mitul Golani Link: https://patchwork.freedesktop.org/patch/msgid/20241203084706.2126189-3-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index df961cb8d51f..4e46567f1359 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2857,11 +2857,12 @@ static int skl_wm_add_affected_planes(struct intel_atomic_state *state, static void skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) { + struct intel_display *display = to_intel_display(&i915->drm); u32 max_latency = LNL_PKG_C_LATENCY_MASK; u32 clear, val; u32 added_wake_time = 0; - if (DISPLAY_VER(i915) < 20) + if (DISPLAY_VER(display) < 20) return; if (enable_dpkgc) { @@ -2869,14 +2870,14 @@ skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) if (max_latency == 0) max_latency = LNL_PKG_C_LATENCY_MASK; added_wake_time = DSB_EXE_TIME + - i915->display.sagv.block_time_us; + display->sagv.block_time_us; } clear = LNL_ADDED_WAKE_TIME_MASK | LNL_PKG_C_LATENCY_MASK; val = REG_FIELD_PREP(LNL_PKG_C_LATENCY_MASK, max_latency) | REG_FIELD_PREP(LNL_ADDED_WAKE_TIME_MASK, added_wake_time); - intel_uncore_rmw(&i915->uncore, LNL_PKG_C_LATENCY, clear, val); + intel_de_rmw(display, LNL_PKG_C_LATENCY, clear, val); } static int From 555a09d54e371ad5efc822d902720d681e66ea4e Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Tue, 3 Dec 2024 14:17:04 +0530 Subject: [PATCH 167/179] drm/i915/display: Refactor DPKGC code to call it from atomic_commit_tail Refactor the code to check the fixed refresh rate condition in the dpkgc function itself and call it from intel_atomic_commit_tail so that we have all the required values specially linetime which is computed after intel_wm_compute, this will also help implement some WA's which requires linetime. This also avoid writing into any of the registers while we are in compute_config phase. Signed-off-by: Suraj Kandpal Reviewed-by: Mitul Golani Link: https://patchwork.freedesktop.org/patch/msgid/20241203084706.2126189-4-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 2 ++ drivers/gpu/drm/i915/display/skl_watermark.c | 28 +++++++++++--------- drivers/gpu/drm/i915/display/skl_watermark.h | 1 + 3 files changed, 19 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 4805bf682d43..28c1b372cc95 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -7831,6 +7831,8 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) /* Now enable the clocks, plane, pipe, and connectors that we set up. */ dev_priv->display.funcs.display->commit_modeset_enables(state); + intel_program_dpkgc_latency(state); + if (state->modeset) intel_set_cdclk_post_plane_update(state); diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 4e46567f1359..95b306c22954 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2854,18 +2854,30 @@ static int skl_wm_add_affected_planes(struct intel_atomic_state *state, * Program DEEP PKG_C_LATENCY Pkg C with all 1's. * Program PKG_C_LATENCY Added Wake Time = 0 */ -static void -skl_program_dpkgc_latency(struct drm_i915_private *i915, bool enable_dpkgc) +void +intel_program_dpkgc_latency(struct intel_atomic_state *state) { - struct intel_display *display = to_intel_display(&i915->drm); + struct intel_display *display = to_intel_display(state); + struct drm_i915_private *i915 = to_i915(display->drm); + struct intel_crtc *crtc; + struct intel_crtc_state *new_crtc_state; u32 max_latency = LNL_PKG_C_LATENCY_MASK; u32 clear, val; u32 added_wake_time = 0; + bool fixed_refresh_rate = false; + int i; if (DISPLAY_VER(display) < 20) return; - if (enable_dpkgc) { + for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) { + if (!new_crtc_state->vrr.enable || + (new_crtc_state->vrr.vmin == new_crtc_state->vrr.vmax && + new_crtc_state->vrr.vmin == new_crtc_state->vrr.flipline)) + fixed_refresh_rate = true; + } + + if (fixed_refresh_rate) { max_latency = skl_watermark_max_latency(i915, 1); if (max_latency == 0) max_latency = LNL_PKG_C_LATENCY_MASK; @@ -2886,7 +2898,6 @@ skl_compute_wm(struct intel_atomic_state *state) struct intel_crtc *crtc; struct intel_crtc_state __maybe_unused *new_crtc_state; int ret, i; - bool enable_dpkgc = false; for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) { ret = skl_build_pipe_wm(state, crtc); @@ -2911,15 +2922,8 @@ skl_compute_wm(struct intel_atomic_state *state) ret = skl_wm_add_affected_planes(state, crtc); if (ret) return ret; - - if ((new_crtc_state->vrr.vmin == new_crtc_state->vrr.vmax && - new_crtc_state->vrr.vmin == new_crtc_state->vrr.flipline) || - !new_crtc_state->vrr.enable) - enable_dpkgc = true; } - skl_program_dpkgc_latency(to_i915(state->base.dev), enable_dpkgc); - skl_print_wm_changes(state); return 0; diff --git a/drivers/gpu/drm/i915/display/skl_watermark.h b/drivers/gpu/drm/i915/display/skl_watermark.h index e73baec94873..35a1df7336e8 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.h +++ b/drivers/gpu/drm/i915/display/skl_watermark.h @@ -87,6 +87,7 @@ void intel_dbuf_mdclk_cdclk_ratio_update(struct drm_i915_private *i915, int ratio, bool joined_mbus); void intel_dbuf_mbus_pre_ddb_update(struct intel_atomic_state *state); void intel_dbuf_mbus_post_ddb_update(struct intel_atomic_state *state); +void intel_program_dpkgc_latency(struct intel_atomic_state *state); #endif /* __SKL_WATERMARK_H__ */ From 9aa59753afb50f3353ce33b58e3ed8788df894a9 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Tue, 3 Dec 2024 14:17:05 +0530 Subject: [PATCH 168/179] drm/i915/wm: Modify latency programmed into PKG_C_LATENCY Increase the latency programmed into PKG_C_LATENCY latency to be a multiple of line time which is written into WM_LINETIME. --v2 -Fix commit subject line [Sai Teja] -Use individual DISPLAY_VER checks instead of range [Sai Teja] -Initialize max_linetime [Sai Teja] --v3 -take into account the scenario when adjusted_latency is 0 [Vinod] --v4 -rename adjusted_latency to latency [Mitul] -fix the condition in which dpkgc is disabled [Vinod] --v5 -Add check to see if max_linetime is 0 [Vinod] --v6 -Avoid nested if statements [Mitul] WA: 22020299601 Signed-off-by: Suraj Kandpal Reviewed-by: Mitul Golani Link: https://patchwork.freedesktop.org/patch/msgid/20241203084706.2126189-5-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 95b306c22954..4c032b1758e7 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2861,7 +2861,8 @@ intel_program_dpkgc_latency(struct intel_atomic_state *state) struct drm_i915_private *i915 = to_i915(display->drm); struct intel_crtc *crtc; struct intel_crtc_state *new_crtc_state; - u32 max_latency = LNL_PKG_C_LATENCY_MASK; + u32 latency = LNL_PKG_C_LATENCY_MASK; + u32 max_linetime = 0; u32 clear, val; u32 added_wake_time = 0; bool fixed_refresh_rate = false; @@ -2875,18 +2876,26 @@ intel_program_dpkgc_latency(struct intel_atomic_state *state) (new_crtc_state->vrr.vmin == new_crtc_state->vrr.vmax && new_crtc_state->vrr.vmin == new_crtc_state->vrr.flipline)) fixed_refresh_rate = true; + + max_linetime = max(new_crtc_state->linetime, max_linetime); } if (fixed_refresh_rate) { - max_latency = skl_watermark_max_latency(i915, 1); - if (max_latency == 0) - max_latency = LNL_PKG_C_LATENCY_MASK; + latency = skl_watermark_max_latency(i915, 1); + /* Wa_22020299601 */ + if ((latency && max_linetime) && + (DISPLAY_VER(display) == 20 || DISPLAY_VER(display) == 30)) { + latency = max_linetime * DIV_ROUND_UP(latency, max_linetime); + } else if (!latency) { + latency = LNL_PKG_C_LATENCY_MASK; + } + added_wake_time = DSB_EXE_TIME + display->sagv.block_time_us; } clear = LNL_ADDED_WAKE_TIME_MASK | LNL_PKG_C_LATENCY_MASK; - val = REG_FIELD_PREP(LNL_PKG_C_LATENCY_MASK, max_latency) | + val = REG_FIELD_PREP(LNL_PKG_C_LATENCY_MASK, latency) | REG_FIELD_PREP(LNL_ADDED_WAKE_TIME_MASK, added_wake_time); intel_de_rmw(display, LNL_PKG_C_LATENCY, clear, val); From d71ff85ad850899b3be3ce1a1525586725570157 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Tue, 3 Dec 2024 14:17:06 +0530 Subject: [PATCH 169/179] drm/i915/wm: Club initialized variables of same type together Refactor program_dpkgc function so that all initialized variables of same type are clubbed together. --v2 -Modify commit message to reflect what is being done in patch [Mitul] Signed-off-by: Suraj Kandpal Reviewed-by: Mitul Golani Link: https://patchwork.freedesktop.org/patch/msgid/20241203084706.2126189-6-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/skl_watermark.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 4c032b1758e7..d93f6786db0e 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -2862,9 +2862,9 @@ intel_program_dpkgc_latency(struct intel_atomic_state *state) struct intel_crtc *crtc; struct intel_crtc_state *new_crtc_state; u32 latency = LNL_PKG_C_LATENCY_MASK; + u32 added_wake_time = 0; u32 max_linetime = 0; u32 clear, val; - u32 added_wake_time = 0; bool fixed_refresh_rate = false; int i; From f5d38d4fa88441bc4f96e185bce7426790e32949 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 4 Dec 2024 12:21:50 +0200 Subject: [PATCH 170/179] drm/i915/display: convert intel_display_driver.[ch] to struct intel_display Going forward, struct intel_display will be the main display driver structure. Convert the main display entry points to struct intel_display. Cc: Rodrigo Vivi Reviewed-by: Gustavo Sousa Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20241204102150.2223455-1-jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_crt.c | 4 +- drivers/gpu/drm/i915/display/intel_display.c | 3 +- .../drm/i915/display/intel_display_driver.c | 280 +++++++++--------- .../drm/i915/display/intel_display_driver.h | 38 +-- .../drm/i915/display/intel_display_reset.c | 4 +- drivers/gpu/drm/i915/display/intel_dp.c | 5 +- drivers/gpu/drm/i915/display/intel_dp_mst.c | 7 +- drivers/gpu/drm/i915/display/intel_dvo.c | 6 +- drivers/gpu/drm/i915/display/intel_hdmi.c | 5 +- drivers/gpu/drm/i915/display/intel_panel.c | 3 +- drivers/gpu/drm/i915/display/intel_sdvo.c | 9 +- drivers/gpu/drm/i915/display/intel_tv.c | 3 +- drivers/gpu/drm/i915/i915_driver.c | 47 +-- drivers/gpu/drm/xe/display/xe_display.c | 44 +-- 14 files changed, 238 insertions(+), 220 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 15de755c464e..4634d3fd9f20 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -870,7 +870,7 @@ intel_crt_detect(struct drm_connector *connector, if (!intel_display_device_enabled(display)) return connector_status_disconnected; - if (!intel_display_driver_check_access(dev_priv)) + if (!intel_display_driver_check_access(display)) return connector->status; if (display->params.load_detect_test) { @@ -954,7 +954,7 @@ static int intel_crt_get_modes(struct drm_connector *connector) struct i2c_adapter *ddc; int ret; - if (!intel_display_driver_check_access(dev_priv)) + if (!intel_display_driver_check_access(display)) return drm_edid_connector_add_modes(connector); wakeref = intel_display_power_get(dev_priv, encoder->power_domain); diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 28c1b372cc95..35c8904ecf44 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -6806,6 +6806,7 @@ static int intel_atomic_check_config_and_link(struct intel_atomic_state *state) int intel_atomic_check(struct drm_device *dev, struct drm_atomic_state *_state) { + struct intel_display *display = to_intel_display(dev); struct drm_i915_private *dev_priv = to_i915(dev); struct intel_atomic_state *state = to_intel_atomic_state(_state); struct intel_crtc_state *old_crtc_state, *new_crtc_state; @@ -6813,7 +6814,7 @@ int intel_atomic_check(struct drm_device *dev, int ret, i; bool any_ms = false; - if (!intel_display_driver_check_access(dev_priv)) + if (!intel_display_driver_check_access(display)) return -ENODEV; for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index 558066ad633f..35742d7a4856 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -80,12 +80,12 @@ bool intel_display_driver_probe_defer(struct pci_dev *pdev) return false; } -void intel_display_driver_init_hw(struct drm_i915_private *i915) +void intel_display_driver_init_hw(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); struct intel_cdclk_state *cdclk_state; - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return; cdclk_state = to_intel_cdclk_state(display->cdclk.obj.state); @@ -112,12 +112,12 @@ static const struct drm_mode_config_helper_funcs intel_mode_config_funcs = { .atomic_commit_setup = drm_dp_mst_atomic_setup_commit, }; -static void intel_mode_config_init(struct drm_i915_private *i915) +static void intel_mode_config_init(struct intel_display *display) { - struct drm_mode_config *mode_config = &i915->drm.mode_config; + struct drm_mode_config *mode_config = &display->drm->mode_config; - drm_mode_config_init(&i915->drm); - INIT_LIST_HEAD(&i915->display.global.obj_list); + drm_mode_config_init(display->drm); + INIT_LIST_HEAD(&display->global.obj_list); mode_config->min_width = 0; mode_config->min_height = 0; @@ -128,19 +128,19 @@ static void intel_mode_config_init(struct drm_i915_private *i915) mode_config->funcs = &intel_mode_funcs; mode_config->helper_private = &intel_mode_config_funcs; - mode_config->async_page_flip = HAS_ASYNC_FLIPS(i915); + mode_config->async_page_flip = HAS_ASYNC_FLIPS(display); /* * Maximum framebuffer dimensions, chosen to match * the maximum render engine surface size on gen4+. */ - if (DISPLAY_VER(i915) >= 7) { + if (DISPLAY_VER(display) >= 7) { mode_config->max_width = 16384; mode_config->max_height = 16384; - } else if (DISPLAY_VER(i915) >= 4) { + } else if (DISPLAY_VER(display) >= 4) { mode_config->max_width = 8192; mode_config->max_height = 8192; - } else if (DISPLAY_VER(i915) == 3) { + } else if (DISPLAY_VER(display) == 3) { mode_config->max_width = 4096; mode_config->max_height = 4096; } else { @@ -148,11 +148,11 @@ static void intel_mode_config_init(struct drm_i915_private *i915) mode_config->max_height = 2048; } - if (IS_I845G(i915) || IS_I865G(i915)) { - mode_config->cursor_width = IS_I845G(i915) ? 64 : 512; + if (display->platform.i845g || display->platform.i865g) { + mode_config->cursor_width = display->platform.i845g ? 64 : 512; mode_config->cursor_height = 1023; - } else if (IS_I830(i915) || IS_I85X(i915) || - IS_I915G(i915) || IS_I915GM(i915)) { + } else if (display->platform.i830 || display->platform.i85x || + display->platform.i915g || display->platform.i915gm) { mode_config->cursor_width = 64; mode_config->cursor_height = 64; } else { @@ -161,18 +161,19 @@ static void intel_mode_config_init(struct drm_i915_private *i915) } } -static void intel_mode_config_cleanup(struct drm_i915_private *i915) +static void intel_mode_config_cleanup(struct intel_display *display) { + struct drm_i915_private *i915 = to_i915(display->drm); + intel_atomic_global_obj_cleanup(i915); - drm_mode_config_cleanup(&i915->drm); + drm_mode_config_cleanup(display->drm); } -static void intel_plane_possible_crtcs_init(struct drm_i915_private *dev_priv) +static void intel_plane_possible_crtcs_init(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; struct intel_plane *plane; - for_each_intel_plane(&dev_priv->drm, plane) { + for_each_intel_plane(display->drm, plane) { struct intel_crtc *crtc = intel_crtc_for_pipe(display, plane->pipe); @@ -180,41 +181,43 @@ static void intel_plane_possible_crtcs_init(struct drm_i915_private *dev_priv) } } -void intel_display_driver_early_probe(struct drm_i915_private *i915) +void intel_display_driver_early_probe(struct intel_display *display) { - if (!HAS_DISPLAY(i915)) + struct drm_i915_private *i915 = to_i915(display->drm); + + if (!HAS_DISPLAY(display)) return; - spin_lock_init(&i915->display.fb_tracking.lock); - mutex_init(&i915->display.backlight.lock); - mutex_init(&i915->display.audio.mutex); - mutex_init(&i915->display.wm.wm_mutex); - mutex_init(&i915->display.pps.mutex); - mutex_init(&i915->display.hdcp.hdcp_mutex); + spin_lock_init(&display->fb_tracking.lock); + mutex_init(&display->backlight.lock); + mutex_init(&display->audio.mutex); + mutex_init(&display->wm.wm_mutex); + mutex_init(&display->pps.mutex); + mutex_init(&display->hdcp.hdcp_mutex); intel_display_irq_init(i915); intel_dkl_phy_init(i915); - intel_color_init_hooks(&i915->display); - intel_init_cdclk_hooks(&i915->display); + intel_color_init_hooks(display); + intel_init_cdclk_hooks(display); intel_audio_hooks_init(i915); intel_dpll_init_clock_hook(i915); intel_init_display_hooks(i915); intel_fdi_init_hook(i915); - intel_dmc_wl_init(&i915->display); + intel_dmc_wl_init(display); } /* part #1: call before irq install */ -int intel_display_driver_probe_noirq(struct drm_i915_private *i915) +int intel_display_driver_probe_noirq(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); int ret; if (i915_inject_probe_failure(i915)) return -ENODEV; - if (HAS_DISPLAY(i915)) { - ret = drm_vblank_init(&i915->drm, - INTEL_NUM_PIPES(i915)); + if (HAS_DISPLAY(display)) { + ret = drm_vblank_init(display->drm, + INTEL_NUM_PIPES(display)); if (ret) return ret; } @@ -234,17 +237,17 @@ int intel_display_driver_probe_noirq(struct drm_i915_private *i915) intel_power_domains_init_hw(display, false); - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return 0; intel_dmc_init(display); - i915->display.wq.modeset = alloc_ordered_workqueue("i915_modeset", 0); - i915->display.wq.flip = alloc_workqueue("i915_flip", WQ_HIGHPRI | + display->wq.modeset = alloc_ordered_workqueue("i915_modeset", 0); + display->wq.flip = alloc_workqueue("i915_flip", WQ_HIGHPRI | WQ_UNBOUND, WQ_UNBOUND_MAX_ACTIVE); - i915->display.wq.cleanup = alloc_workqueue("i915_cleanup", WQ_HIGHPRI, 0); + display->wq.cleanup = alloc_workqueue("i915_cleanup", WQ_HIGHPRI, 0); - intel_mode_config_init(i915); + intel_mode_config_init(display); ret = intel_cdclk_init(display); if (ret) @@ -283,7 +286,7 @@ int intel_display_driver_probe_noirq(struct drm_i915_private *i915) return ret; } -static void set_display_access(struct drm_i915_private *i915, +static void set_display_access(struct intel_display *display, bool any_task_allowed, struct task_struct *allowed_task) { @@ -291,20 +294,20 @@ static void set_display_access(struct drm_i915_private *i915, int err; intel_modeset_lock_ctx_retry(&ctx, NULL, 0, err) { - err = drm_modeset_lock_all_ctx(&i915->drm, &ctx); + err = drm_modeset_lock_all_ctx(display->drm, &ctx); if (err) continue; - i915->display.access.any_task_allowed = any_task_allowed; - i915->display.access.allowed_task = allowed_task; + display->access.any_task_allowed = any_task_allowed; + display->access.allowed_task = allowed_task; } - drm_WARN_ON(&i915->drm, err); + drm_WARN_ON(display->drm, err); } /** * intel_display_driver_enable_user_access - Enable display HW access for all threads - * @i915: i915 device instance + * @display: display device instance * * Enable the display HW access for all threads. Examples for such accesses * are modeset commits and connector probing. @@ -312,16 +315,18 @@ static void set_display_access(struct drm_i915_private *i915, * This function should be called during driver loading and system resume once * all the HW initialization steps are done. */ -void intel_display_driver_enable_user_access(struct drm_i915_private *i915) +void intel_display_driver_enable_user_access(struct intel_display *display) { - set_display_access(i915, true, NULL); + struct drm_i915_private *i915 = to_i915(display->drm); + + set_display_access(display, true, NULL); intel_hpd_enable_detection_work(i915); } /** * intel_display_driver_disable_user_access - Disable display HW access for user threads - * @i915: i915 device instance + * @display: display device instance * * Disable the display HW access for user threads. Examples for such accesses * are modeset commits and connector probing. For the current thread the @@ -336,16 +341,18 @@ void intel_display_driver_enable_user_access(struct drm_i915_private *i915) * This function should be called during driver loading/unloading and system * suspend/shutdown before starting the HW init/deinit programming. */ -void intel_display_driver_disable_user_access(struct drm_i915_private *i915) +void intel_display_driver_disable_user_access(struct intel_display *display) { + struct drm_i915_private *i915 = to_i915(display->drm); + intel_hpd_disable_detection_work(i915); - set_display_access(i915, false, current); + set_display_access(display, false, current); } /** * intel_display_driver_suspend_access - Suspend display HW access for all threads - * @i915: i915 device instance + * @display: display device instance * * Disable the display HW access for all threads. Examples for such accesses * are modeset commits and connector probing. This call should be either @@ -355,14 +362,14 @@ void intel_display_driver_disable_user_access(struct drm_i915_private *i915) * This function should be called during driver unloading and system * suspend/shutdown after completing the HW deinit programming. */ -void intel_display_driver_suspend_access(struct drm_i915_private *i915) +void intel_display_driver_suspend_access(struct intel_display *display) { - set_display_access(i915, false, NULL); + set_display_access(display, false, NULL); } /** * intel_display_driver_resume_access - Resume display HW access for the resume thread - * @i915: i915 device instance + * @display: display device instance * * Enable the display HW access for the current resume thread, keeping the * access disabled for all other (user) threads. Examples for such accesses @@ -374,14 +381,14 @@ void intel_display_driver_suspend_access(struct drm_i915_private *i915) * This function should be called during system resume before starting the HW * init steps. */ -void intel_display_driver_resume_access(struct drm_i915_private *i915) +void intel_display_driver_resume_access(struct intel_display *display) { - set_display_access(i915, false, current); + set_display_access(display, false, current); } /** * intel_display_driver_check_access - Check if the current thread has disaplay HW access - * @i915: i915 device instance + * @display: display device instance * * Check whether the current thread has display HW access, print a debug * message if it doesn't. Such accesses are modeset commits and connector @@ -390,26 +397,26 @@ void intel_display_driver_resume_access(struct drm_i915_private *i915) * Returns %true if the current thread has display HW access, %false * otherwise. */ -bool intel_display_driver_check_access(struct drm_i915_private *i915) +bool intel_display_driver_check_access(struct intel_display *display) { char comm[TASK_COMM_LEN]; char current_task[TASK_COMM_LEN + 16]; char allowed_task[TASK_COMM_LEN + 16] = "none"; - if (i915->display.access.any_task_allowed || - i915->display.access.allowed_task == current) + if (display->access.any_task_allowed || + display->access.allowed_task == current) return true; snprintf(current_task, sizeof(current_task), "%s[%d]", get_task_comm(comm, current), task_pid_vnr(current)); - if (i915->display.access.allowed_task) + if (display->access.allowed_task) snprintf(allowed_task, sizeof(allowed_task), "%s[%d]", - get_task_comm(comm, i915->display.access.allowed_task), - task_pid_vnr(i915->display.access.allowed_task)); + get_task_comm(comm, display->access.allowed_task), + task_pid_vnr(display->access.allowed_task)); - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Reject display access from task %s (allowed to %s)\n", current_task, allowed_task); @@ -417,14 +424,13 @@ bool intel_display_driver_check_access(struct drm_i915_private *i915) } /* part #2: call after irq install, but before gem init */ -int intel_display_driver_probe_nogem(struct drm_i915_private *i915) +int intel_display_driver_probe_nogem(struct intel_display *display) { - struct intel_display *display = &i915->display; - struct drm_device *dev = display->drm; + struct drm_i915_private *i915 = to_i915(display->drm); enum pipe pipe; int ret; - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return 0; intel_wm_init(i915); @@ -435,22 +441,22 @@ int intel_display_driver_probe_nogem(struct drm_i915_private *i915) intel_gmbus_setup(display); - drm_dbg_kms(&i915->drm, "%d display pipe%s available.\n", - INTEL_NUM_PIPES(i915), - INTEL_NUM_PIPES(i915) > 1 ? "s" : ""); + drm_dbg_kms(display->drm, "%d display pipe%s available.\n", + INTEL_NUM_PIPES(display), + INTEL_NUM_PIPES(display) > 1 ? "s" : ""); - for_each_pipe(i915, pipe) { + for_each_pipe(display, pipe) { ret = intel_crtc_init(i915, pipe); if (ret) goto err_mode_config; } - intel_plane_possible_crtcs_init(i915); + intel_plane_possible_crtcs_init(display); intel_shared_dpll_init(i915); intel_fdi_pll_freq_update(i915); intel_update_czclk(i915); - intel_display_driver_init_hw(i915); + intel_display_driver_init_hw(display); intel_dpll_update_ref_clks(i915); if (display->cdclk.max_cdclk_freq == 0) @@ -466,12 +472,12 @@ int intel_display_driver_probe_nogem(struct drm_i915_private *i915) if (ret) goto err_hdcp; - intel_display_driver_disable_user_access(i915); + intel_display_driver_disable_user_access(display); - drm_modeset_lock_all(dev); - intel_modeset_setup_hw_state(i915, dev->mode_config.acquire_ctx); + drm_modeset_lock_all(display->drm); + intel_modeset_setup_hw_state(i915, display->drm->mode_config.acquire_ctx); intel_acpi_assign_connector_fwnodes(display); - drm_modeset_unlock_all(dev); + drm_modeset_unlock_all(display->drm); intel_initial_plane_config(display); @@ -480,7 +486,7 @@ int intel_display_driver_probe_nogem(struct drm_i915_private *i915) * Note that we need to do this after reconstructing the BIOS fb's * since the watermark calculation done here will use pstate->fb. */ - if (!HAS_GMCH(i915)) + if (!HAS_GMCH(display)) ilk_wm_sanitize(i915); return 0; @@ -488,18 +494,18 @@ int intel_display_driver_probe_nogem(struct drm_i915_private *i915) err_hdcp: intel_hdcp_component_fini(display); err_mode_config: - intel_mode_config_cleanup(i915); + intel_mode_config_cleanup(display); return ret; } /* part #3: call after gem init */ -int intel_display_driver_probe(struct drm_i915_private *i915) +int intel_display_driver_probe(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); int ret; - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return 0; /* @@ -515,9 +521,9 @@ int intel_display_driver_probe(struct drm_i915_private *i915) * are already calculated and there is no assert_plane warnings * during bootup. */ - ret = intel_initial_commit(&i915->drm); + ret = intel_initial_commit(display->drm); if (ret) - drm_dbg_kms(&i915->drm, "Initial modeset failed, %d\n", ret); + drm_dbg_kms(display->drm, "Initial modeset failed, %d\n", ret); intel_overlay_setup(display); @@ -529,13 +535,13 @@ int intel_display_driver_probe(struct drm_i915_private *i915) return 0; } -void intel_display_driver_register(struct drm_i915_private *i915) +void intel_display_driver_register(struct intel_display *display) { - struct intel_display *display = &i915->display; - struct drm_printer p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, + struct drm_i915_private *i915 = to_i915(display->drm); + struct drm_printer p = drm_dbg_printer(display->drm, DRM_UT_KMS, "i915 display info:"); - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return; /* Must be done after probing outputs */ @@ -544,7 +550,7 @@ void intel_display_driver_register(struct drm_i915_private *i915) intel_audio_init(i915); - intel_display_driver_enable_user_access(i915); + intel_display_driver_enable_user_access(display); intel_audio_register(i915); @@ -555,24 +561,26 @@ void intel_display_driver_register(struct drm_i915_private *i915) * fbdev configuration, for which we use the * fbdev->async_cookie. */ - drm_kms_helper_poll_init(&i915->drm); + drm_kms_helper_poll_init(display->drm); intel_hpd_poll_disable(i915); intel_fbdev_setup(i915); - intel_display_device_info_print(DISPLAY_INFO(i915), - DISPLAY_RUNTIME_INFO(i915), &p); + intel_display_device_info_print(DISPLAY_INFO(display), + DISPLAY_RUNTIME_INFO(display), &p); } /* part #1: call before irq uninstall */ -void intel_display_driver_remove(struct drm_i915_private *i915) +void intel_display_driver_remove(struct intel_display *display) { - if (!HAS_DISPLAY(i915)) + struct drm_i915_private *i915 = to_i915(display->drm); + + if (!HAS_DISPLAY(display)) return; - flush_workqueue(i915->display.wq.flip); - flush_workqueue(i915->display.wq.modeset); - flush_workqueue(i915->display.wq.cleanup); + flush_workqueue(display->wq.flip); + flush_workqueue(display->wq.modeset); + flush_workqueue(display->wq.cleanup); /* * MST topology needs to be suspended so we don't have any calls to @@ -583,14 +591,14 @@ void intel_display_driver_remove(struct drm_i915_private *i915) } /* part #2: call after irq uninstall */ -void intel_display_driver_remove_noirq(struct drm_i915_private *i915) +void intel_display_driver_remove_noirq(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return; - intel_display_driver_suspend_access(i915); + intel_display_driver_suspend_access(display); /* * Due to the hpd irq storm handling the hotplug work can re-arm the @@ -605,7 +613,7 @@ void intel_display_driver_remove_noirq(struct drm_i915_private *i915) intel_hdcp_component_fini(display); - intel_mode_config_cleanup(i915); + intel_mode_config_cleanup(display); intel_dp_tunnel_mgr_cleanup(display); @@ -613,18 +621,16 @@ void intel_display_driver_remove_noirq(struct drm_i915_private *i915) intel_gmbus_teardown(display); - destroy_workqueue(i915->display.wq.flip); - destroy_workqueue(i915->display.wq.modeset); - destroy_workqueue(i915->display.wq.cleanup); + destroy_workqueue(display->wq.flip); + destroy_workqueue(display->wq.modeset); + destroy_workqueue(display->wq.cleanup); - intel_fbc_cleanup(&i915->display); + intel_fbc_cleanup(display); } /* part #3: call after gem init */ -void intel_display_driver_remove_nogem(struct drm_i915_private *i915) +void intel_display_driver_remove_nogem(struct intel_display *display) { - struct intel_display *display = &i915->display; - intel_dmc_fini(display); intel_power_domains_driver_remove(display); @@ -634,27 +640,27 @@ void intel_display_driver_remove_nogem(struct drm_i915_private *i915) intel_bios_driver_remove(display); } -void intel_display_driver_unregister(struct drm_i915_private *i915) +void intel_display_driver_unregister(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return; - drm_client_dev_unregister(&i915->drm); + drm_client_dev_unregister(display->drm); /* * After flushing the fbdev (incl. a late async config which * will have delayed queuing of a hotplug event), then flush * the hotplug events. */ - drm_kms_helper_poll_fini(&i915->drm); + drm_kms_helper_poll_fini(display->drm); - intel_display_driver_disable_user_access(i915); + intel_display_driver_disable_user_access(display); intel_audio_deinit(i915); - drm_atomic_helper_shutdown(&i915->drm); + drm_atomic_helper_shutdown(display->drm); acpi_video_unregister(); intel_opregion_unregister(display); @@ -664,24 +670,25 @@ void intel_display_driver_unregister(struct drm_i915_private *i915) * turn all crtc's off, but do not adjust state * This has to be paired with a call to intel_modeset_setup_hw_state. */ -int intel_display_driver_suspend(struct drm_i915_private *i915) +int intel_display_driver_suspend(struct intel_display *display) { + struct drm_i915_private *i915 = to_i915(display->drm); struct drm_atomic_state *state; int ret; - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return 0; - state = drm_atomic_helper_suspend(&i915->drm); + state = drm_atomic_helper_suspend(display->drm); ret = PTR_ERR_OR_ZERO(state); if (ret) - drm_err(&i915->drm, "Suspending crtc's failed with %i\n", + drm_err(display->drm, "Suspending crtc's failed with %i\n", ret); else - i915->display.restore.modeset_state = state; + display->restore.modeset_state = state; /* ensure all DPT VMAs have been unpinned for intel_dpt_suspend() */ - flush_workqueue(i915->display.wq.cleanup); + flush_workqueue(display->wq.cleanup); intel_dp_mst_suspend(i915); @@ -689,11 +696,11 @@ int intel_display_driver_suspend(struct drm_i915_private *i915) } int -__intel_display_driver_resume(struct drm_i915_private *i915, +__intel_display_driver_resume(struct intel_display *display, struct drm_atomic_state *state, struct drm_modeset_acquire_ctx *ctx) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); struct drm_crtc_state *crtc_state; struct drm_crtc *crtc; int ret, i; @@ -719,36 +726,37 @@ __intel_display_driver_resume(struct drm_i915_private *i915, } /* ignore any reset values/BIOS leftovers in the WM registers */ - if (!HAS_GMCH(i915)) + if (!HAS_GMCH(display)) to_intel_atomic_state(state)->skip_intermediate_wm = true; ret = drm_atomic_helper_commit_duplicated_state(state, ctx); - drm_WARN_ON(&i915->drm, ret == -EDEADLK); + drm_WARN_ON(display->drm, ret == -EDEADLK); return ret; } -void intel_display_driver_resume(struct drm_i915_private *i915) +void intel_display_driver_resume(struct intel_display *display) { - struct drm_atomic_state *state = i915->display.restore.modeset_state; + struct drm_i915_private *i915 = to_i915(display->drm); + struct drm_atomic_state *state = display->restore.modeset_state; struct drm_modeset_acquire_ctx ctx; int ret; - if (!HAS_DISPLAY(i915)) + if (!HAS_DISPLAY(display)) return; /* MST sideband requires HPD interrupts enabled */ intel_dp_mst_resume(i915); - i915->display.restore.modeset_state = NULL; + display->restore.modeset_state = NULL; if (state) state->acquire_ctx = &ctx; drm_modeset_acquire_init(&ctx, 0); while (1) { - ret = drm_modeset_lock_all_ctx(&i915->drm, &ctx); + ret = drm_modeset_lock_all_ctx(display->drm, &ctx); if (ret != -EDEADLK) break; @@ -756,14 +764,14 @@ void intel_display_driver_resume(struct drm_i915_private *i915) } if (!ret) - ret = __intel_display_driver_resume(i915, state, &ctx); + ret = __intel_display_driver_resume(display, state, &ctx); skl_watermark_ipc_update(i915); drm_modeset_drop_locks(&ctx); drm_modeset_acquire_fini(&ctx); if (ret) - drm_err(&i915->drm, + drm_err(display->drm, "Restoring old state failed with %i\n", ret); if (state) drm_atomic_state_put(state); diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.h b/drivers/gpu/drm/i915/display/intel_display_driver.h index 42cc4af6d3fd..2966ff91b219 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.h +++ b/drivers/gpu/drm/i915/display/intel_display_driver.h @@ -9,34 +9,34 @@ #include struct drm_atomic_state; -struct drm_i915_private; struct drm_modeset_acquire_ctx; +struct intel_display; struct pci_dev; bool intel_display_driver_probe_defer(struct pci_dev *pdev); -void intel_display_driver_init_hw(struct drm_i915_private *i915); -void intel_display_driver_early_probe(struct drm_i915_private *i915); -int intel_display_driver_probe_noirq(struct drm_i915_private *i915); -int intel_display_driver_probe_nogem(struct drm_i915_private *i915); -int intel_display_driver_probe(struct drm_i915_private *i915); -void intel_display_driver_register(struct drm_i915_private *i915); -void intel_display_driver_remove(struct drm_i915_private *i915); -void intel_display_driver_remove_noirq(struct drm_i915_private *i915); -void intel_display_driver_remove_nogem(struct drm_i915_private *i915); -void intel_display_driver_unregister(struct drm_i915_private *i915); -int intel_display_driver_suspend(struct drm_i915_private *i915); -void intel_display_driver_resume(struct drm_i915_private *i915); +void intel_display_driver_init_hw(struct intel_display *display); +void intel_display_driver_early_probe(struct intel_display *display); +int intel_display_driver_probe_noirq(struct intel_display *display); +int intel_display_driver_probe_nogem(struct intel_display *display); +int intel_display_driver_probe(struct intel_display *display); +void intel_display_driver_register(struct intel_display *display); +void intel_display_driver_remove(struct intel_display *display); +void intel_display_driver_remove_noirq(struct intel_display *display); +void intel_display_driver_remove_nogem(struct intel_display *display); +void intel_display_driver_unregister(struct intel_display *display); +int intel_display_driver_suspend(struct intel_display *display); +void intel_display_driver_resume(struct intel_display *display); /* interface for intel_display_reset.c */ -int __intel_display_driver_resume(struct drm_i915_private *i915, +int __intel_display_driver_resume(struct intel_display *display, struct drm_atomic_state *state, struct drm_modeset_acquire_ctx *ctx); -void intel_display_driver_enable_user_access(struct drm_i915_private *i915); -void intel_display_driver_disable_user_access(struct drm_i915_private *i915); -void intel_display_driver_suspend_access(struct drm_i915_private *i915); -void intel_display_driver_resume_access(struct drm_i915_private *i915); -bool intel_display_driver_check_access(struct drm_i915_private *i915); +void intel_display_driver_enable_user_access(struct intel_display *display); +void intel_display_driver_disable_user_access(struct intel_display *display); +void intel_display_driver_suspend_access(struct intel_display *display); +void intel_display_driver_resume_access(struct intel_display *display); +bool intel_display_driver_check_access(struct intel_display *display); #endif /* __INTEL_DISPLAY_DRIVER_H__ */ diff --git a/drivers/gpu/drm/i915/display/intel_display_reset.c b/drivers/gpu/drm/i915/display/intel_display_reset.c index 49e2e650ebcd..093b386c95e8 100644 --- a/drivers/gpu/drm/i915/display/intel_display_reset.c +++ b/drivers/gpu/drm/i915/display/intel_display_reset.c @@ -114,11 +114,11 @@ void intel_display_reset_finish(struct drm_i915_private *i915) * so need a full re-initialization. */ intel_pps_unlock_regs_wa(display); - intel_display_driver_init_hw(i915); + intel_display_driver_init_hw(display); intel_clock_gating_init(i915); intel_hpd_init(i915); - ret = __intel_display_driver_resume(i915, state, ctx); + ret = __intel_display_driver_resume(display, state, ctx); if (ret) drm_err(&i915->drm, "Restoring old state failed with %i\n", ret); diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 4471c8fcd478..fbe6b77d642e 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -5652,7 +5652,7 @@ intel_dp_detect(struct drm_connector *connector, if (!intel_display_device_enabled(display)) return connector_status_disconnected; - if (!intel_display_driver_check_access(dev_priv)) + if (!intel_display_driver_check_access(display)) return connector->status; intel_dp_flush_connector_commits(intel_connector); @@ -5774,6 +5774,7 @@ intel_dp_detect(struct drm_connector *connector, static void intel_dp_force(struct drm_connector *connector) { + struct intel_display *display = to_intel_display(connector->dev); struct intel_dp *intel_dp = intel_attached_dp(to_intel_connector(connector)); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct intel_encoder *intel_encoder = &dig_port->base; @@ -5782,7 +5783,7 @@ intel_dp_force(struct drm_connector *connector) drm_dbg_kms(&dev_priv->drm, "[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); - if (!intel_display_driver_check_access(dev_priv)) + if (!intel_display_driver_check_access(display)) return; intel_dp_unset_edid(intel_dp); diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index c59c2c14679c..34ff93f5306d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -1345,8 +1345,8 @@ static bool mst_stream_initial_fastset_check(struct intel_encoder *encoder, static int mst_connector_get_ddc_modes(struct drm_connector *connector) { + struct intel_display *display = to_intel_display(connector->dev); struct intel_connector *intel_connector = to_intel_connector(connector); - struct drm_i915_private *i915 = to_i915(intel_connector->base.dev); struct intel_dp *intel_dp = intel_connector->mst_port; const struct drm_edid *drm_edid; int ret; @@ -1354,7 +1354,7 @@ static int mst_connector_get_ddc_modes(struct drm_connector *connector) if (drm_connector_is_unregistered(connector)) return intel_connector_update_modes(connector, NULL); - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return drm_edid_connector_add_modes(connector); drm_edid = drm_dp_mst_edid_read(connector, &intel_dp->mst_mgr, intel_connector->port); @@ -1544,7 +1544,6 @@ mst_connector_detect_ctx(struct drm_connector *connector, struct drm_modeset_acquire_ctx *ctx, bool force) { struct intel_display *display = to_intel_display(connector->dev); - struct drm_i915_private *i915 = to_i915(connector->dev); struct intel_connector *intel_connector = to_intel_connector(connector); struct intel_dp *intel_dp = intel_connector->mst_port; @@ -1554,7 +1553,7 @@ mst_connector_detect_ctx(struct drm_connector *connector, if (drm_connector_is_unregistered(connector)) return connector_status_disconnected; - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return connector->status; intel_dp_flush_connector_commits(intel_connector); diff --git a/drivers/gpu/drm/i915/display/intel_dvo.c b/drivers/gpu/drm/i915/display/intel_dvo.c index 93a9af67ca47..abf19dfd6d9d 100644 --- a/drivers/gpu/drm/i915/display/intel_dvo.c +++ b/drivers/gpu/drm/i915/display/intel_dvo.c @@ -329,7 +329,7 @@ intel_dvo_detect(struct drm_connector *_connector, bool force) if (!intel_display_device_enabled(display)) return connector_status_disconnected; - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return connector->base.status; return intel_dvo->dev.dev_ops->detect(&intel_dvo->dev); @@ -337,11 +337,11 @@ intel_dvo_detect(struct drm_connector *_connector, bool force) static int intel_dvo_get_modes(struct drm_connector *_connector) { + struct intel_display *display = to_intel_display(_connector->dev); struct intel_connector *connector = to_intel_connector(_connector); - struct drm_i915_private *i915 = to_i915(connector->base.dev); int num_modes; - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return drm_edid_connector_add_modes(&connector->base); /* diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 63e56c9ff516..f7b1768b279c 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -2557,7 +2557,7 @@ intel_hdmi_detect(struct drm_connector *connector, bool force) if (!intel_display_device_enabled(display)) return connector_status_disconnected; - if (!intel_display_driver_check_access(dev_priv)) + if (!intel_display_driver_check_access(display)) return connector->status; wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_GMBUS); @@ -2584,12 +2584,11 @@ static void intel_hdmi_force(struct drm_connector *connector) { struct intel_display *display = to_intel_display(connector->dev); - struct drm_i915_private *i915 = to_i915(connector->dev); drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return; intel_hdmi_unset_edid(connector); diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c index fdf9ef88a775..8aa93c2bf801 100644 --- a/drivers/gpu/drm/i915/display/intel_panel.c +++ b/drivers/gpu/drm/i915/display/intel_panel.c @@ -384,12 +384,11 @@ enum drm_connector_status intel_panel_detect(struct drm_connector *connector, bool force) { struct intel_display *display = to_intel_display(connector->dev); - struct drm_i915_private *i915 = to_i915(connector->dev); if (!intel_display_device_enabled(display)) return connector_status_disconnected; - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return connector->status; return connector_status_connected; diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index df855bf3ecec..498b35ec4e0f 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -2149,7 +2149,7 @@ intel_sdvo_detect(struct drm_connector *connector, bool force) if (!intel_display_device_enabled(display)) return connector_status_disconnected; - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return connector->status; if (!intel_sdvo_set_target_output(intel_sdvo, @@ -2197,14 +2197,14 @@ intel_sdvo_detect(struct drm_connector *connector, bool force) static int intel_sdvo_get_ddc_modes(struct drm_connector *connector) { - struct drm_i915_private *i915 = to_i915(connector->dev); + struct intel_display *display = to_intel_display(connector->dev); int num_modes = 0; const struct drm_edid *drm_edid; drm_dbg_kms(connector->dev, "[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return drm_edid_connector_add_modes(connector); /* set the bus switch and get the modes */ @@ -2298,6 +2298,7 @@ static const struct drm_display_mode sdvo_tv_modes[] = { static int intel_sdvo_get_tv_modes(struct drm_connector *connector) { + struct intel_display *display = to_intel_display(connector->dev); struct intel_sdvo *intel_sdvo = intel_attached_sdvo(to_intel_connector(connector)); struct drm_i915_private *i915 = to_i915(intel_sdvo->base.base.dev); struct intel_sdvo_connector *intel_sdvo_connector = @@ -2311,7 +2312,7 @@ static int intel_sdvo_get_tv_modes(struct drm_connector *connector) drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return 0; /* diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c index 1b96223fe916..6e311dcc1a61 100644 --- a/drivers/gpu/drm/i915/display/intel_tv.c +++ b/drivers/gpu/drm/i915/display/intel_tv.c @@ -1714,7 +1714,6 @@ intel_tv_detect(struct drm_connector *connector, bool force) { struct intel_display *display = to_intel_display(connector->dev); - struct drm_i915_private *i915 = to_i915(connector->dev); struct intel_tv *intel_tv = intel_attached_tv(to_intel_connector(connector)); enum drm_connector_status status; int type; @@ -1725,7 +1724,7 @@ intel_tv_detect(struct drm_connector *connector, if (!intel_display_device_enabled(display)) return connector_status_disconnected; - if (!intel_display_driver_check_access(i915)) + if (!intel_display_driver_check_access(display)) return connector->status; if (force) { diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 3fbc3cce332c..482b6ea05048 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -220,6 +220,7 @@ static void sanitize_gpu(struct drm_i915_private *i915) */ static int i915_driver_early_probe(struct drm_i915_private *dev_priv) { + struct intel_display *display = &dev_priv->display; int ret = 0; if (i915_inject_probe_failure(dev_priv)) @@ -263,7 +264,7 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv) intel_detect_pch(dev_priv); intel_irq_init(dev_priv); - intel_display_driver_early_probe(dev_priv); + intel_display_driver_early_probe(display); intel_clock_gating_hooks_init(dev_priv); intel_detect_preproduction_hw(dev_priv); @@ -636,7 +637,7 @@ static void i915_driver_register(struct drm_i915_private *dev_priv) i915_hwmon_register(dev_priv); - intel_display_driver_register(dev_priv); + intel_display_driver_register(display); intel_power_domains_enable(display); intel_runtime_pm_enable(&dev_priv->runtime_pm); @@ -664,7 +665,7 @@ static void i915_driver_unregister(struct drm_i915_private *dev_priv) intel_runtime_pm_disable(&dev_priv->runtime_pm); intel_power_domains_disable(display); - intel_display_driver_unregister(dev_priv); + intel_display_driver_unregister(display); intel_pxp_fini(dev_priv); @@ -760,6 +761,7 @@ i915_driver_create(struct pci_dev *pdev, const struct pci_device_id *ent) int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct drm_i915_private *i915; + struct intel_display *display; int ret; ret = pci_enable_device(pdev); @@ -774,6 +776,8 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) return PTR_ERR(i915); } + display = &i915->display; + ret = i915_driver_early_probe(i915); if (ret < 0) goto out_pci_disable; @@ -794,7 +798,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (ret < 0) goto out_cleanup_mmio; - ret = intel_display_driver_probe_noirq(i915); + ret = intel_display_driver_probe_noirq(display); if (ret < 0) goto out_cleanup_hw; @@ -802,7 +806,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (ret) goto out_cleanup_modeset; - ret = intel_display_driver_probe_nogem(i915); + ret = intel_display_driver_probe_nogem(display); if (ret) goto out_cleanup_irq; @@ -814,7 +818,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (ret && ret != -ENODEV) drm_dbg(&i915->drm, "pxp init failed with %d\n", ret); - ret = intel_display_driver_probe(i915); + ret = intel_display_driver_probe(display); if (ret) goto out_cleanup_gem; @@ -834,14 +838,14 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) i915_gem_driver_release(i915); out_cleanup_modeset2: /* FIXME clean up the error path */ - intel_display_driver_remove(i915); + intel_display_driver_remove(display); intel_irq_uninstall(i915); - intel_display_driver_remove_noirq(i915); + intel_display_driver_remove_noirq(display); goto out_cleanup_modeset; out_cleanup_irq: intel_irq_uninstall(i915); out_cleanup_modeset: - intel_display_driver_remove_nogem(i915); + intel_display_driver_remove_nogem(display); out_cleanup_hw: i915_driver_hw_remove(i915); intel_memory_regions_driver_release(i915); @@ -861,6 +865,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) void i915_driver_remove(struct drm_i915_private *i915) { + struct intel_display *display = &i915->display; intel_wakeref_t wakeref; wakeref = intel_runtime_pm_get(&i915->runtime_pm); @@ -874,16 +879,16 @@ void i915_driver_remove(struct drm_i915_private *i915) intel_gvt_driver_remove(i915); - intel_display_driver_remove(i915); + intel_display_driver_remove(display); intel_irq_uninstall(i915); - intel_display_driver_remove_noirq(i915); + intel_display_driver_remove_noirq(display); i915_reset_error_state(i915); i915_gem_driver_remove(i915); - intel_display_driver_remove_nogem(i915); + intel_display_driver_remove_nogem(display); i915_driver_hw_remove(i915); @@ -956,7 +961,7 @@ void i915_driver_shutdown(struct drm_i915_private *i915) intel_fbdev_set_suspend(&i915->drm, FBINFO_STATE_SUSPENDED, true); if (HAS_DISPLAY(i915)) { drm_kms_helper_poll_disable(&i915->drm); - intel_display_driver_disable_user_access(i915); + intel_display_driver_disable_user_access(display); drm_atomic_helper_shutdown(&i915->drm); } @@ -967,7 +972,7 @@ void i915_driver_shutdown(struct drm_i915_private *i915) intel_hpd_cancel_work(i915); if (HAS_DISPLAY(i915)) - intel_display_driver_suspend_access(i915); + intel_display_driver_suspend_access(display); intel_encoder_suspend_all(&i915->display); intel_encoder_shutdown_all(&i915->display); @@ -1039,18 +1044,18 @@ static int i915_drm_suspend(struct drm_device *dev) intel_fbdev_set_suspend(dev, FBINFO_STATE_SUSPENDED, true); if (HAS_DISPLAY(dev_priv)) { drm_kms_helper_poll_disable(dev); - intel_display_driver_disable_user_access(dev_priv); + intel_display_driver_disable_user_access(display); } pci_save_state(pdev); - intel_display_driver_suspend(dev_priv); + intel_display_driver_suspend(display); intel_irq_suspend(dev_priv); intel_hpd_cancel_work(dev_priv); if (HAS_DISPLAY(dev_priv)) - intel_display_driver_suspend_access(dev_priv); + intel_display_driver_suspend_access(display); intel_encoder_suspend_all(&dev_priv->display); @@ -1203,19 +1208,19 @@ static int i915_drm_resume(struct drm_device *dev) i915_gem_resume(dev_priv); - intel_display_driver_init_hw(dev_priv); + intel_display_driver_init_hw(display); intel_clock_gating_init(dev_priv); if (HAS_DISPLAY(dev_priv)) - intel_display_driver_resume_access(dev_priv); + intel_display_driver_resume_access(display); intel_hpd_init(dev_priv); - intel_display_driver_resume(dev_priv); + intel_display_driver_resume(display); if (HAS_DISPLAY(dev_priv)) { - intel_display_driver_enable_user_access(dev_priv); + intel_display_driver_enable_user_access(display); drm_kms_helper_poll_enable(dev); } intel_hpd_poll_disable(dev_priv); diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 3c4808103cba..b8bfb666ebe8 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -134,7 +134,7 @@ static void xe_display_fini_noirq(void *arg) if (!xe->info.probe_display) return; - intel_display_driver_remove_noirq(xe); + intel_display_driver_remove_noirq(display); intel_opregion_cleanup(display); } @@ -146,7 +146,7 @@ int xe_display_init_noirq(struct xe_device *xe) if (!xe->info.probe_display) return 0; - intel_display_driver_early_probe(xe); + intel_display_driver_early_probe(display); /* Early display init.. */ intel_opregion_setup(display); @@ -161,7 +161,7 @@ int xe_display_init_noirq(struct xe_device *xe) intel_display_device_info_runtime_init(display); - err = intel_display_driver_probe_noirq(xe); + err = intel_display_driver_probe_noirq(display); if (err) { intel_opregion_cleanup(display); return err; @@ -173,21 +173,23 @@ int xe_display_init_noirq(struct xe_device *xe) static void xe_display_fini_noaccel(void *arg) { struct xe_device *xe = arg; + struct intel_display *display = &xe->display; if (!xe->info.probe_display) return; - intel_display_driver_remove_nogem(xe); + intel_display_driver_remove_nogem(display); } int xe_display_init_noaccel(struct xe_device *xe) { + struct intel_display *display = &xe->display; int err; if (!xe->info.probe_display) return 0; - err = intel_display_driver_probe_nogem(xe); + err = intel_display_driver_probe_nogem(display); if (err) return err; @@ -196,10 +198,12 @@ int xe_display_init_noaccel(struct xe_device *xe) int xe_display_init(struct xe_device *xe) { + struct intel_display *display = &xe->display; + if (!xe->info.probe_display) return 0; - return intel_display_driver_probe(xe); + return intel_display_driver_probe(display); } void xe_display_fini(struct xe_device *xe) @@ -222,7 +226,7 @@ void xe_display_register(struct xe_device *xe) if (!xe->info.probe_display) return; - intel_display_driver_register(xe); + intel_display_driver_register(display); intel_power_domains_enable(display); intel_register_dsm_handler(); } @@ -236,15 +240,17 @@ void xe_display_unregister(struct xe_device *xe) intel_unregister_dsm_handler(); intel_power_domains_disable(display); - intel_display_driver_unregister(xe); + intel_display_driver_unregister(display); } void xe_display_driver_remove(struct xe_device *xe) { + struct intel_display *display = &xe->display; + if (!xe->info.probe_display) return; - intel_display_driver_remove(xe); + intel_display_driver_remove(display); } /* IRQ-related functions */ @@ -334,8 +340,8 @@ static void __xe_display_pm_suspend(struct xe_device *xe, bool runtime) if (!runtime && has_display(xe)) { drm_kms_helper_poll_disable(&xe->drm); - intel_display_driver_disable_user_access(xe); - intel_display_driver_suspend(xe); + intel_display_driver_disable_user_access(display); + intel_display_driver_suspend(display); } xe_display_flush_cleanup_work(xe); @@ -343,7 +349,7 @@ static void __xe_display_pm_suspend(struct xe_device *xe, bool runtime) intel_hpd_cancel_work(xe); if (!runtime && has_display(xe)) { - intel_display_driver_suspend_access(xe); + intel_display_driver_suspend_access(display); intel_encoder_suspend_all(&xe->display); } @@ -368,8 +374,8 @@ void xe_display_pm_shutdown(struct xe_device *xe) intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_SUSPENDED, true); if (has_display(xe)) { drm_kms_helper_poll_disable(&xe->drm); - intel_display_driver_disable_user_access(xe); - intel_display_driver_suspend(xe); + intel_display_driver_disable_user_access(display); + intel_display_driver_suspend(display); } xe_display_flush_cleanup_work(xe); @@ -377,7 +383,7 @@ void xe_display_pm_shutdown(struct xe_device *xe) intel_hpd_cancel_work(xe); if (has_display(xe)) - intel_display_driver_suspend_access(xe); + intel_display_driver_suspend_access(display); intel_encoder_suspend_all(display); intel_encoder_shutdown_all(display); @@ -464,17 +470,17 @@ static void __xe_display_pm_resume(struct xe_device *xe, bool runtime) if (has_display(xe)) drm_mode_config_reset(&xe->drm); - intel_display_driver_init_hw(xe); + intel_display_driver_init_hw(display); if (!runtime && has_display(xe)) - intel_display_driver_resume_access(xe); + intel_display_driver_resume_access(display); intel_hpd_init(xe); if (!runtime && has_display(xe)) { - intel_display_driver_resume(xe); + intel_display_driver_resume(display); drm_kms_helper_poll_enable(&xe->drm); - intel_display_driver_enable_user_access(xe); + intel_display_driver_enable_user_access(display); intel_hpd_poll_disable(xe); } From 34e025972c4e2f38c5c92ca1cda260d4d0968a5d Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 4 Dec 2024 18:00:48 +0200 Subject: [PATCH 171/179] drm/i915/pps: debug log the remaining power cycle delay to wait While pps_init_delays() debug logs the power cycle delay, also debug log the actual remaining time to wait in wait_panel_power_cycle(). Note that this still isn't the full picture; the power sequencer may still wait after this one. Closes: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/13007 Reviewed-by: Chaitanya Kumar Borah Tested-by: Paul Menzel # Dell XPS 13 Link: https://patchwork.freedesktop.org/patch/msgid/20241204160048.2774419-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_pps.c | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 7784b3b760db..bfda52850150 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -668,23 +668,24 @@ static void wait_panel_power_cycle(struct intel_dp *intel_dp) struct intel_display *display = to_intel_display(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); ktime_t panel_power_on_time; - s64 panel_power_off_duration; - - drm_dbg_kms(display->drm, - "[ENCODER:%d:%s] %s wait for panel power cycle\n", - dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(intel_dp)); + s64 panel_power_off_duration, remaining; /* take the difference of current time and panel power off time * and then make panel wait for power_cycle if needed. */ panel_power_on_time = ktime_get_boottime(); panel_power_off_duration = ktime_ms_delta(panel_power_on_time, intel_dp->pps.panel_power_off_time); + remaining = max(0, intel_dp->pps.panel_power_cycle_delay - panel_power_off_duration); + + drm_dbg_kms(display->drm, + "[ENCODER:%d:%s] %s wait for panel power cycle (%lld ms remaining)\n", + dig_port->base.base.base.id, dig_port->base.base.name, + pps_name(intel_dp), remaining); + /* When we disable the VDD override bit last we have to do the manual * wait. */ - if (panel_power_off_duration < (s64)intel_dp->pps.panel_power_cycle_delay) - wait_remaining_ms_from_jiffies(jiffies, - intel_dp->pps.panel_power_cycle_delay - panel_power_off_duration); + if (remaining) + wait_remaining_ms_from_jiffies(jiffies, remaining); wait_panel_status(intel_dp, IDLE_CYCLE_MASK, IDLE_CYCLE_VALUE); } From 82c54741fc567497e105b7591cb90bae777a8b66 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 5 Dec 2024 14:37:20 +0200 Subject: [PATCH 172/179] drm/i915/pps: include panel power cycle delay in debugfs The debugfs contains all the other timings except panel power cycle delay. Add it for completeness. Tested-by: Paul Menzel # Dell XPS 13 9360 Reviewed-by: Chaitanya Kumar Borah Link: https://patchwork.freedesktop.org/patch/msgid/20241205123720.3278727-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_pps.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index bfda52850150..eb35f0249f2b 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1820,6 +1820,8 @@ static int intel_pps_show(struct seq_file *m, void *data) intel_dp->pps.panel_power_up_delay); seq_printf(m, "Panel power down delay: %d\n", intel_dp->pps.panel_power_down_delay); + seq_printf(m, "Panel power cycle delay: %d\n", + intel_dp->pps.panel_power_cycle_delay); seq_printf(m, "Backlight on delay: %d\n", intel_dp->pps.backlight_on_delay); seq_printf(m, "Backlight off delay: %d\n", From b031ef5ea8b16525ba7ec47c0db36393b759615c Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 25 Nov 2024 17:19:33 +0200 Subject: [PATCH 173/179] drm/i915/mst: add beginnings of DP MST documentation Add a little bit of documentation around DP MST. This is nowhere near complete nor does it have enough detail. But it's better than nothing, and hopefully gives people a basic grasp of what's going on. Reviewed-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/20241125151933.2382910-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 32 +++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 34ff93f5306d..123c4ece6268 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -53,6 +53,38 @@ #include "intel_vdsc.h" #include "skl_scaler.h" +/* + * DP MST (DisplayPort Multi-Stream Transport) + * + * MST support on the source depends on the platform and port. DP initialization + * sets up MST for each MST capable encoder. This will become the primary + * encoder for the port. + * + * MST initialization of each primary encoder creates MST stream encoders, one + * per pipe, and initializes the MST topology manager. The MST stream encoders + * are sometimes called "fake encoders", because they're virtual, not + * physical. Thus there are (number of MST capable ports) x (number of pipes) + * MST stream encoders in total. + * + * Decision to use MST for a sink happens at detect on the connector attached to + * the primary encoder, and this will not change while the sink is connected. We + * always use MST when possible, including for SST sinks with sideband messaging + * support. + * + * The connectors for the MST streams are added and removed dynamically by the + * topology manager. Their connection status is also determined by the topology + * manager. + * + * On hardware, each transcoder may be associated with a single DDI + * port. Multiple transcoders may be associated with the same DDI port only if + * the port is in MST mode. + * + * On TGL+, all the transcoders streaming on the same DDI port will indicate a + * primary transcoder; the TGL_DP_TP_CTL and TGL_DP_TP_STATUS registers are + * relevant only on the primary transcoder. Prior to that, they are port + * registers. + */ + /* From fake MST stream encoder to primary encoder */ static struct intel_encoder *to_primary_encoder(struct intel_encoder *encoder) { From 3050c1811387af53ed6c99ac2d602f4408d41f8d Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 5 Dec 2024 11:49:33 +0200 Subject: [PATCH 174/179] drm/print: add drm_print_hex_dump() Add a helper to print a hex dump to a struct drm_printer. There's no fancy formatting stuff, just 16 space-separated bytes per line, with an optional prefix. Reviewed-by: Andi Shyti Acked-by: Thomas Zimmermann Link: https://patchwork.freedesktop.org/patch/msgid/f650fe1ed3e3bb74760426fa7461c3b028d661fb.1733392101.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/drm_print.c | 23 +++++++++++++++++++++++ include/drm/drm_print.h | 2 ++ 2 files changed, 25 insertions(+) diff --git a/drivers/gpu/drm/drm_print.c b/drivers/gpu/drm/drm_print.c index 08cfea04e22b..79517bd4418f 100644 --- a/drivers/gpu/drm/drm_print.c +++ b/drivers/gpu/drm/drm_print.c @@ -390,3 +390,26 @@ void drm_print_regset32(struct drm_printer *p, struct debugfs_regset32 *regset) } } EXPORT_SYMBOL(drm_print_regset32); + +/** + * drm_print_hex_dump - print a hex dump to a &drm_printer stream + * @p: The &drm_printer + * @prefix: Prefix for each line, may be NULL for no prefix + * @buf: Buffer to dump + * @len: Length of buffer + * + * Print hex dump to &drm_printer, with 16 space-separated hex bytes per line, + * optionally with a prefix on each line. No separator is added after prefix. + */ +void drm_print_hex_dump(struct drm_printer *p, const char *prefix, + const u8 *buf, size_t len) +{ + int i; + + for (i = 0; i < len; i += 16) { + int bytes_per_line = min(16, len - i); + + drm_printf(p, "%s%*ph\n", prefix ?: "", bytes_per_line, buf + i); + } +} +EXPORT_SYMBOL(drm_print_hex_dump); diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h index b3906dc04388..f77fe1531cf8 100644 --- a/include/drm/drm_print.h +++ b/include/drm/drm_print.h @@ -199,6 +199,8 @@ void drm_puts(struct drm_printer *p, const char *str); void drm_print_regset32(struct drm_printer *p, struct debugfs_regset32 *regset); void drm_print_bits(struct drm_printer *p, unsigned long value, const char * const bits[], unsigned int nbits); +void drm_print_hex_dump(struct drm_printer *p, const char *prefix, + const u8 *buf, size_t len); __printf(2, 0) /** From 15695f72f1fd24f9dd9070a1529c52e6a6475d31 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 5 Dec 2024 11:49:34 +0200 Subject: [PATCH 175/179] drm/i915/display: use drm_print_hex_dump() for crtc state dump Use the drm_printer based printer to get the device specific printing of the hex dump. Reviewed-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/12d76e34ed4c508524f768a46d2a2beb09991a23.1733392101.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../gpu/drm/i915/display/intel_crtc_state_dump.c | 14 ++------------ 1 file changed, 2 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c index 705ec5ad385c..1faef60be472 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c @@ -50,16 +50,6 @@ intel_dump_infoframe(struct drm_i915_private *i915, hdmi_infoframe_log(KERN_DEBUG, i915->drm.dev, frame); } -static void -intel_dump_buffer(const char *prefix, const u8 *buf, size_t len) -{ - if (!drm_debug_enabled(DRM_UT_KMS)) - return; - - print_hex_dump(KERN_DEBUG, prefix, DUMP_PREFIX_NONE, - 16, 0, buf, len, false); -} - #define OUTPUT_TYPE(x) [INTEL_OUTPUT_ ## x] = #x static const char * const output_type_str[] = { @@ -293,8 +283,8 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, drm_dp_as_sdp_log(&p, &pipe_config->infoframes.as_sdp); if (pipe_config->has_audio) - intel_dump_buffer("ELD: ", pipe_config->eld, - drm_eld_size(pipe_config->eld)); + drm_print_hex_dump(&p, "ELD: ", pipe_config->eld, + drm_eld_size(pipe_config->eld)); drm_printf(&p, "vrr: %s, vmin: %d, vmax: %d, pipeline full: %d, guardband: %d flipline: %d, vmin vblank: %d, vmax vblank: %d\n", str_yes_no(pipe_config->vrr.enable), From d82bb731e7606f1b07886aa2ac9b47a69019704b Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 5 Dec 2024 11:49:35 +0200 Subject: [PATCH 176/179] drm/i915/display: use drm_print_hex_dump() for buffer mismatch dumps Use the drm_printer based printer to get the device specific printing of the hex dump, and avoid the manual loglevel hacking. Reviewed-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/a536050b5f9dc2d7de32d29766c98477f58d746c.1733392101.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display.c | 17 ++--------------- 1 file changed, 2 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 35c8904ecf44..8e90e99a25d6 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5268,26 +5268,13 @@ pipe_config_buffer_mismatch(struct drm_printer *p, bool fastset, const char *name, const u8 *a, const u8 *b, size_t len) { - const char *loglevel; - - if (fastset) { - if (!drm_debug_enabled(DRM_UT_KMS)) - return; - - loglevel = KERN_DEBUG; - } else { - loglevel = KERN_ERR; - } - pipe_config_mismatch(p, fastset, crtc, name, "buffer"); /* only dump up to the last difference */ len = memcmp_diff_len(a, b, len); - print_hex_dump(loglevel, "expected: ", DUMP_PREFIX_NONE, - 16, 0, a, len, false); - print_hex_dump(loglevel, "found: ", DUMP_PREFIX_NONE, - 16, 0, b, len, false); + drm_print_hex_dump(p, "expected: ", a, len); + drm_print_hex_dump(p, "found: ", b, len); } static void From f2efcd90b58d74e6aab7ba47ead0dedc543c0145 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 5 Dec 2024 11:30:42 +0200 Subject: [PATCH 177/179] drm/i915/display: clean up DP Adaptive Sync SDP state mismatch logging Pass the drm_printer from intel_pipe_config_compare(), and use it for logging, along with pipe_config_mismatch(), to simplify and unify. While at it, differentiate the VSC and AS SDP log texts from each other. Reviewed-by: Mitul Golani Link: https://patchwork.freedesktop.org/patch/msgid/20241205093042.3028608-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display.c | 29 +++++++------------- 1 file changed, 10 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 8e90e99a25d6..21319f753a34 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5216,7 +5216,7 @@ pipe_config_dp_vsc_sdp_mismatch(struct drm_printer *p, bool fastset, const struct drm_dp_vsc_sdp *a, const struct drm_dp_vsc_sdp *b) { - pipe_config_mismatch(p, fastset, crtc, name, "dp sdp"); + pipe_config_mismatch(p, fastset, crtc, name, "dp vsc sdp"); drm_printf(p, "expected:\n"); drm_dp_vsc_sdp_log(p, a); @@ -5225,27 +5225,18 @@ pipe_config_dp_vsc_sdp_mismatch(struct drm_printer *p, bool fastset, } static void -pipe_config_dp_as_sdp_mismatch(struct drm_i915_private *i915, - bool fastset, const char *name, +pipe_config_dp_as_sdp_mismatch(struct drm_printer *p, bool fastset, + const struct intel_crtc *crtc, + const char *name, const struct drm_dp_as_sdp *a, const struct drm_dp_as_sdp *b) { - struct drm_printer p; + pipe_config_mismatch(p, fastset, crtc, name, "dp as sdp"); - if (fastset) { - p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); - - drm_printf(&p, "fastset requirement not met in %s dp sdp\n", name); - } else { - p = drm_err_printer(&i915->drm, NULL); - - drm_printf(&p, "mismatch in %s dp sdp\n", name); - } - - drm_printf(&p, "expected:\n"); - drm_dp_as_sdp_log(&p, a); - drm_printf(&p, "found:\n"); - drm_dp_as_sdp_log(&p, b); + drm_printf(p, "expected:\n"); + drm_dp_as_sdp_log(p, a); + drm_printf(p, "found:\n"); + drm_dp_as_sdp_log(p, b); } /* Returns the length up to and including the last differing byte */ @@ -5494,7 +5485,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, #define PIPE_CONF_CHECK_DP_AS_SDP(name) do { \ if (!intel_compare_dp_as_sdp(¤t_config->infoframes.name, \ &pipe_config->infoframes.name)) { \ - pipe_config_dp_as_sdp_mismatch(dev_priv, fastset, __stringify(name), \ + pipe_config_dp_as_sdp_mismatch(&p, fastset, crtc, __stringify(name), \ ¤t_config->infoframes.name, \ &pipe_config->infoframes.name); \ ret = false; \ From 0c638e861f02946ac7e89ea189ca7070aa376d4f Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 11 Dec 2024 14:54:30 +0200 Subject: [PATCH 178/179] drm/i915/dp: add g4x_dp_compute_config() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add g4x_dp_compute_config() instead of using intel_dp_compute_config() directly, in order to slightly reduce the clutter in the latter wrt ->has_pch_encoder. Cc: Ville Syrjala Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241211125431.680227-1-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/g4x_dp.c | 14 +++++++++++++- drivers/gpu/drm/i915/display/intel_dp.c | 3 --- 2 files changed, 13 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index 4fbec065d53e..9ac894a7411f 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -1223,6 +1223,18 @@ static bool ilk_digital_port_connected(struct intel_encoder *encoder) return intel_de_read(display, DEISR) & bit; } +static int g4x_dp_compute_config(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + struct drm_connector_state *conn_state) +{ + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + + if (HAS_PCH_SPLIT(i915) && encoder->port != PORT_A) + crtc_state->has_pch_encoder = true; + + return intel_dp_compute_config(encoder, crtc_state, conn_state); +} + static void g4x_dp_suspend_complete(struct intel_encoder *encoder) { /* @@ -1307,7 +1319,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, intel_encoder_link_check_init(intel_encoder, intel_dp_link_check); intel_encoder->hotplug = intel_dp_hotplug; - intel_encoder->compute_config = intel_dp_compute_config; + intel_encoder->compute_config = g4x_dp_compute_config; intel_encoder->get_hw_state = intel_dp_get_hw_state; intel_encoder->get_config = intel_dp_get_config; intel_encoder->sync_state = intel_dp_sync_state; diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index fbe6b77d642e..adc51567ec17 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -3090,9 +3090,6 @@ intel_dp_compute_config(struct intel_encoder *encoder, struct intel_connector *connector = intel_dp->attached_connector; int ret = 0, link_bpp_x16; - if (HAS_PCH_SPLIT(dev_priv) && !HAS_DDI(dev_priv) && encoder->port != PORT_A) - pipe_config->has_pch_encoder = true; - fixed_mode = intel_panel_fixed_mode(connector, adjusted_mode); if (intel_dp_is_edp(intel_dp) && fixed_mode) { ret = intel_panel_compute_config(connector, adjusted_mode); From bc5b7ba159361cd89ed9c14583f9b0e3c39ef450 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 11 Dec 2024 14:54:31 +0200 Subject: [PATCH 179/179] drm/i915/dp: move g4x_dp_set_clock() call to g4x_dp_compute_config() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It does not look like anything in intel_dp_compute_config() after the g4x_dp_set_clock() call depends on the changes it makes, namely setting dpll and clock_set in crtc_state. Move the call one level higher to g4x_dp_compute_config() to reduce the clutter in intel_dp_compute_config(). Cc: Ville Syrjala Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241211125431.680227-2-jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/g4x_dp.c | 13 ++++++++++--- drivers/gpu/drm/i915/display/g4x_dp.h | 6 ------ drivers/gpu/drm/i915/display/intel_dp.c | 3 --- 3 files changed, 10 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index 9ac894a7411f..e06405a3b82d 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -55,8 +55,8 @@ const struct dpll *vlv_get_dpll(struct drm_i915_private *i915) return IS_CHERRYVIEW(i915) ? &chv_dpll[0] : &vlv_dpll[0]; } -void g4x_dp_set_clock(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config) +static void g4x_dp_set_clock(struct intel_encoder *encoder, + struct intel_crtc_state *pipe_config) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); const struct dpll *divisor = NULL; @@ -1228,11 +1228,18 @@ static int g4x_dp_compute_config(struct intel_encoder *encoder, struct drm_connector_state *conn_state) { struct drm_i915_private *i915 = to_i915(encoder->base.dev); + int ret; if (HAS_PCH_SPLIT(i915) && encoder->port != PORT_A) crtc_state->has_pch_encoder = true; - return intel_dp_compute_config(encoder, crtc_state, conn_state); + ret = intel_dp_compute_config(encoder, crtc_state, conn_state); + if (ret) + return ret; + + g4x_dp_set_clock(encoder, crtc_state); + + return 0; } static void g4x_dp_suspend_complete(struct intel_encoder *encoder) diff --git a/drivers/gpu/drm/i915/display/g4x_dp.h b/drivers/gpu/drm/i915/display/g4x_dp.h index c75e64ae79b7..839a251dc069 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.h +++ b/drivers/gpu/drm/i915/display/g4x_dp.h @@ -19,8 +19,6 @@ struct intel_encoder; #ifdef I915 const struct dpll *vlv_get_dpll(struct drm_i915_private *i915); -void g4x_dp_set_clock(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config); bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv, i915_reg_t dp_reg, enum port port, enum pipe *pipe); @@ -31,10 +29,6 @@ static inline const struct dpll *vlv_get_dpll(struct drm_i915_private *i915) { return NULL; } -static inline void g4x_dp_set_clock(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config) -{ -} static inline bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv, i915_reg_t dp_reg, int port, enum pipe *pipe) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index adc51567ec17..f8100c4f4d20 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -3172,9 +3172,6 @@ intel_dp_compute_config(struct intel_encoder *encoder, if (pipe_config->splitter.enable) pipe_config->dp_m_n.data_m *= pipe_config->splitter.link_count; - if (!HAS_DDI(dev_priv)) - g4x_dp_set_clock(encoder, pipe_config); - intel_vrr_compute_config(pipe_config, conn_state); intel_dp_compute_as_sdp(intel_dp, pipe_config); intel_psr_compute_config(intel_dp, pipe_config, conn_state);