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drm/edid: add config option of edid function

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rv1126 does not support display interface which need to
read and parse edid, such as hdmi and dp, so add config
option to reduce memory usage.

./ksize.sh  drivers/gpu/drm/

before ksize: 380303 Bytes
after  kszie: 325509 Bytes
save   about:  54794 Bytes

Signed-off-by: Algea Cao <algea.cao@rock-chips.com>
Change-Id: I0c3813711cfdb4a38ec66136569ca826c94c6c58
This commit is contained in:
Algea Cao
2021-08-31 11:13:12 +08:00
committed by Tao Huang
parent c4c4ef6660
commit a92ed4afa9
4 changed files with 110 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/gpu/drm/Kconfig
+7
View File
@@ -31,6 +31,13 @@ config DRM_MIPI_DBI
tristate
depends on DRM
config DRM_EDID
bool "EDID function for DRM"
depends on DRM
default y if !CPU_RV1106 && !CPU_RV1126
help
DRM EDID read and parse function.
config DRM_IGNORE_IOTCL_PERMIT
bool "Ignore drm ioctl permission"
depends on DRM && ANDROID && NO_GKI
drivers/gpu/drm/Makefile
+2 -1
View File
@@ -7,7 +7,7 @@ drm-y := drm_auth.o drm_cache.o \
drm_file.o drm_gem.o drm_ioctl.o drm_irq.o \
drm_memory.o drm_drv.o \
drm_sysfs.o drm_hashtab.o drm_mm.o \
drm_crtc.o drm_fourcc.o drm_modes.o drm_edid.o \
drm_crtc.o drm_fourcc.o drm_modes.o \
drm_encoder_slave.o \
drm_trace_points.o drm_prime.o \
drm_rect.o drm_vma_manager.o drm_flip_work.o \
@@ -20,6 +20,7 @@ drm-y := drm_auth.o drm_cache.o \
drm_client_modeset.o drm_atomic_uapi.o drm_hdcp.o \
drm_managed.o drm_vblank_work.o
drm-$(CONFIG_DRM_EDID) += drm_edid.o
drm-$(CONFIG_DRM_LEGACY) += drm_legacy_misc.o drm_bufs.o drm_context.o drm_dma.o drm_scatter.o drm_lock.o
drm-$(CONFIG_DRM_LIB_RANDOM) += lib/drm_random.o
drm-$(CONFIG_DRM_VM) += drm_vm.o
drivers/gpu/drm/drm_crtc_internal.h
+22
View File
@@ -276,7 +276,29 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
/* drm_edid.c */
#ifdef CONFIG_DRM_EDID
void drm_mode_fixup_1366x768(struct drm_display_mode *mode);
void drm_reset_display_info(struct drm_connector *connector);
u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid);
void drm_update_tile_info(struct drm_connector *connector, const struct edid *edid);
#else
static inline void drm_mode_fixup_1366x768(struct drm_display_mode *mode)
{
}
static inline void drm_reset_display_info(struct drm_connector *connector)
{
}
static inline u32 drm_add_display_info(struct drm_connector *connector,
const struct edid *edid)
{
return 0;
}
static inline u32 drm_update_tile_info(struct drm_connector *connector,
const struct edid *edid)
{
return 0;
}
#endif
include/drm/drm_edid.h
+79 -17
View File
@@ -391,8 +391,6 @@ drm_load_edid_firmware(struct drm_connector *connector)
}
#endif
bool drm_edid_are_equal(const struct edid *edid1, const struct edid *edid2);
int
drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
const struct drm_connector *connector,
@@ -515,35 +513,99 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
int (*get_edid_block)(void *data, u8 *buf, unsigned int block,
size_t len),
void *data);
struct edid *drm_get_edid(struct drm_connector *connector,
struct i2c_adapter *adapter);
struct edid *drm_get_edid_switcheroo(struct drm_connector *connector,
struct i2c_adapter *adapter);
struct edid *drm_edid_duplicate(const struct edid *edid);
int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid);
int drm_add_override_edid_modes(struct drm_connector *connector);
u8 drm_match_cea_mode(const struct drm_display_mode *to_match);
bool drm_detect_hdmi_monitor(struct edid *edid);
bool drm_detect_monitor_audio(struct edid *edid);
enum hdmi_quantization_range
drm_default_rgb_quant_range(const struct drm_display_mode *mode);
int drm_add_modes_noedid(struct drm_connector *connector,
int hdisplay, int vdisplay);
void drm_set_preferred_mode(struct drm_connector *connector,
int hpref, int vpref);
int drm_edid_header_is_valid(const u8 *raw_edid);
bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid,
bool *edid_corrupt);
bool drm_edid_is_valid(struct edid *edid);
void drm_edid_get_monitor_name(struct edid *edid, char *name,
int buflen);
struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
int hsize, int vsize, int fresh,
bool rb);
struct drm_display_mode *
drm_display_mode_from_cea_vic(struct drm_device *dev,
u8 video_code);
#ifdef CONFIG_DRM_EDID
struct edid *drm_get_edid(struct drm_connector *connector,
struct i2c_adapter *adapter);
struct edid *drm_edid_duplicate(const struct edid *edid);
int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid);
int drm_add_override_edid_modes(struct drm_connector *connector);
u8 drm_match_cea_mode(const struct drm_display_mode *to_match);
int drm_add_modes_noedid(struct drm_connector *connector,
int hdisplay, int vdisplay);
bool drm_detect_monitor_audio(struct edid *edid);
void drm_edid_get_monitor_name(struct edid *edid, char *name,
int buflen);
bool drm_edid_is_valid(struct edid *edid);
bool drm_edid_are_equal(const struct edid *edid1, const struct edid *edid2);
struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
int hsize, int vsize, int fresh,
bool rb);
#else
static inline struct edid *drm_get_edid(struct drm_connector *connector,
struct i2c_adapter *adapter)
{
return NULL;
}
static inline struct edid *drm_edid_duplicate(const struct edid *edid)
{
return NULL;
}
static inline int drm_add_edid_modes(struct drm_connector *connector,
struct edid *edid)
{
return 0;
}
static inline int drm_add_override_edid_modes(struct drm_connector *connector)
{
return 0;
}
static inline u8 drm_match_cea_mode(const struct drm_display_mode *to_match)
{
return 0;
}
static inline int drm_add_modes_noedid(struct drm_connector *connector,
int hdisplay, int vdisplay)
{
return 0;
}
static inline bool drm_detect_monitor_audio(struct edid *edid)
{
return false;
}
static inline void drm_edid_get_monitor_name(struct edid *edid, char *name,
int buflen)
{
}
static inline bool drm_edid_is_valid(struct edid *edid)
{
return false;
}
static inline bool drm_edid_are_equal(const struct edid *edid1, const struct edid *edid2)
{
return false;
}
static inline struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
int hsize, int vsize, int fresh,
bool rb)
{
return NULL;
}
#endif
#endif /* __DRM_EDID_H__ */