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authorSamson Tam <Samson.Tam@amd.com>2024-08-23 16:57:33 -0400
committerAlex Deucher <alexander.deucher@amd.com>2024-09-18 16:15:06 -0400
commitc2ed7002c0614c5eab6c8f62a7a76be5df5805cf (patch)
tree719424ae71f4d63256e8d597ec7bd6f365ebe1b5 /drivers/gpu/drm/amd/display/dc/dc.h
parentc03fca619fc687338a3b6511fdbed94096abdf79 (diff)
drm/amd/display: Use SDR white level to calculate matrix coefficients
[WHY] Certain profiles have higher HDR multiplier than SDR white level max which is not currently supported. [HOW] Use SDR white level when calculating matrix coefficients for HDR RGB MPO path instead of HDR multiplier. Cc: Mario Limonciello <mario.limonciello@amd.com> Cc: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org Reviewed-by: Jun Lei <jun.lei@amd.com> Signed-off-by: Samson Tam <Samson.Tam@amd.com> Signed-off-by: Alex Hung <alex.hung@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc.h')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dc.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index 4c94dd38be4b..dcf8a90e961d 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -1269,6 +1269,7 @@ union surface_update_flags {
uint32_t tmz_changed:1;
uint32_t mcm_transfer_function_enable_change:1; /* disable or enable MCM transfer func */
uint32_t full_update:1;
+ uint32_t sdr_white_level_nits:1;
} bits;
uint32_t raw;
@@ -1351,6 +1352,7 @@ struct dc_plane_state {
bool adaptive_sharpness_en;
int sharpness_level;
enum linear_light_scaling linear_light_scaling;
+ unsigned int sdr_white_level_nits;
};
struct dc_plane_info {
@@ -1508,6 +1510,7 @@ struct dc_surface_update {
*/
struct dc_cm2_parameters *cm2_params;
const struct dc_csc_transform *cursor_csc_color_matrix;
+ unsigned int sdr_white_level_nits;
};
/*