From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_vbt_defs.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
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;
/*
--
2.44.1
