From: Vitaly Prosyak <vitaly.prosyak@xxxxxxx>
[Why & How]
When TM is enabled with 3dlut, we apply conversion to
dcip3 in gamut remap matrix, if source area less than
dcip3. If it is bigger, we remap to bt2020. The added
flags will be used to facilitate this logic.
Signed-off-by: Vitaly Prosyak <vitaly.prosyak@xxxxxxx>
Reviewed-by: Aric Cyr <Aric.Cyr@xxxxxxx>
Acked-by: Krunoslav Kovac <Krunoslav.Kovac@xxxxxxx>
Acked-by: Leo Li <sunpeng.li@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
.../gpu/drm/amd/display/modules/color/color_gamma.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.h b/drivers/gpu/drm/amd/display/modules/color/color_gamma.h
index 369953fafadf..c56c203abfcb 100644
--- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.h
+++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.h
@@ -82,6 +82,18 @@ struct freesync_hdr_tf_params {
unsigned int skip_tm; // skip tm
};
+union tm3dlut_flags {
+ unsigned int raw;
+ struct {
+ unsigned int dochroma_scale :1;
+ unsigned int spec_version :3;
+ unsigned int less_than_dcip3 :1;
+ unsigned int exp_shaper_max :6;
+ unsigned int zero_display_black :1;
+ unsigned int reseved :20;
+ } bits;
+};
+
void setup_x_points_distribution(void);
void precompute_pq(void);
void precompute_de_pq(void);
--
2.20.1
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