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| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2024-06-05 16:47:56 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2024-06-07 14:39:59 +0300 |
| commit | 3e8daf14c47d79a35a4ad69d12f5a9b6450e9ecd (patch) | |
| tree | 5301ca47b23d72595b1f4e845d19f7f4c5726fd3 | |
| parent | 80c414772d93f2f21af2483497f424c6cc7b1132 (diff) | |
| download | linux-3e8daf14c47d79a35a4ad69d12f5a9b6450e9ecd.tar.gz linux-3e8daf14c47d79a35a4ad69d12f5a9b6450e9ecd.tar.bz2 linux-3e8daf14c47d79a35a4ad69d12f5a9b6450e9ecd.zip | |
drm/i915/bios: Define the "luminance and gamma" sub-struct of block 46
Since BDB version 211 block 46 has included more luminance and
gamma related information. Define it fully. The data is semi-based
on DisplayID v2.0 apparently.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240605134756.17099-2-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_vbt_defs.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index da8694771f69..1af8407e2081 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -1395,8 +1395,20 @@ struct chromaticity { u8 white_y_hi; } __packed; +struct luminance_and_gamma { + u8 luminance_enable:1; /* 211+ */ + u8 gamma_enable:1; /* 211+ */ + u8 rsvd:6; + + u16 min_luminance; /* 211+ */ + u16 max_luminance; /* 211+ */ + u16 one_percent_max_luminance; /* 211+ */ + u8 gamma; /* 211+ */ +} __packed; + struct bdb_chromaticity { struct chromaticity chromaticity[16]; + struct luminance_and_gamma luminance_and_gamma[16]; /* 211+ */ } __packed; /* |