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Revert "drm/i915/dgfx: DGFX uses direct VBT pin mapping"

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This reverts commit 562f33836f.
For BMG it seems that the VBT to DDI mapping does not follow DG1, and
DG2, but follows ADLP mapping given in Bspec:20124.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Balasubramani Vivekanandan <balasubramani.vivekanandan@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240430172850.1881525-15-radhakrishna.sripada@intel.com
This commit is contained in:
Ankit Nautiyal
2024-04-30 10:28:45 -07:00
committed by Radhakrishna Sripada
parent a8c026d0e6
commit c528aaa36d
1 changed files with 2 additions and 3 deletions
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drivers/gpu/drm/i915/display/intel_bios.c
+2 -3
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@@ -2231,15 +2231,14 @@ static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin)
const u8 *ddc_pin_map;
int i, n_entries;
if (IS_DGFX(i915))
return vbt_pin;
if (INTEL_PCH_TYPE(i915) >= PCH_MTL || IS_ALDERLAKE_P(i915)) {
ddc_pin_map = adlp_ddc_pin_map;
n_entries = ARRAY_SIZE(adlp_ddc_pin_map);
} else if (IS_ALDERLAKE_S(i915)) {
ddc_pin_map = adls_ddc_pin_map;
n_entries = ARRAY_SIZE(adls_ddc_pin_map);
} else if (INTEL_PCH_TYPE(i915) >= PCH_DG1) {
return vbt_pin;
} else if (IS_ROCKETLAKE(i915) && INTEL_PCH_TYPE(i915) == PCH_TGP) {
ddc_pin_map = rkl_pch_tgp_ddc_pin_map;
n_entries = ARRAY_SIZE(rkl_pch_tgp_ddc_pin_map);