diff options
| author | Zhenyu Wang <zhenyuw@linux.intel.com> | 2010-01-13 11:19:52 +0800 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-01-15 14:12:47 -0800 |
| commit | 500a8cc466a24e2fbc4c86ef9c6467ae2ffdeb0c (patch) | |
| tree | 4f7878b036dd1767bc7e6f9d7db3b1907b8271db /drivers/gpu/drm/i915/intel_bios.h | |
| parent | 33814341f22f13cec17e8d7fbf6f7e8000e3efa4 (diff) | |
drm/i915: parse eDP panel color depth from VBT block
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_bios.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_bios.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_bios.h b/drivers/gpu/drm/i915/intel_bios.h index 425ac9d7f72..4c18514f6f8 100644 --- a/drivers/gpu/drm/i915/intel_bios.h +++ b/drivers/gpu/drm/i915/intel_bios.h @@ -98,6 +98,7 @@ struct vbios_data { #define BDB_SDVO_LVDS_PNP_IDS 24 #define BDB_SDVO_LVDS_POWER_SEQ 25 #define BDB_TV_OPTIONS 26 +#define BDB_EDP 27 #define BDB_LVDS_OPTIONS 40 #define BDB_LVDS_LFP_DATA_PTRS 41 #define BDB_LVDS_LFP_DATA 42 @@ -426,6 +427,45 @@ struct bdb_driver_features { u8 custom_vbt_version; } __attribute__((packed)); +#define EDP_18BPP 0 +#define EDP_24BPP 1 +#define EDP_30BPP 2 +#define EDP_RATE_1_62 0 +#define EDP_RATE_2_7 1 +#define EDP_LANE_1 0 +#define EDP_LANE_2 1 +#define EDP_LANE_4 3 +#define EDP_PREEMPHASIS_NONE 0 +#define EDP_PREEMPHASIS_3_5dB 1 +#define EDP_PREEMPHASIS_6dB 2 +#define EDP_PREEMPHASIS_9_5dB 3 +#define EDP_VSWING_0_4V 0 +#define EDP_VSWING_0_6V 1 +#define EDP_VSWING_0_8V 2 +#define EDP_VSWING_1_2V 3 + +struct edp_power_seq { + u16 t3; + u16 t7; + u16 t9; + u16 t10; + u16 t12; +} __attribute__ ((packed)); + +struct edp_link_params { + u8 rate:4; + u8 lanes:4; + u8 preemphasis:4; + u8 vswing:4; +} __attribute__ ((packed)); + +struct bdb_edp { + struct edp_power_seq power_seqs[16]; + u32 color_depth; + u32 sdrrs_msa_timing_delay; + struct edp_link_params link_params[16]; +} __attribute__ ((packed)); + bool intel_init_bios(struct drm_device *dev); /* |