From: Joshua Ashton <joshua@xxxxxxxxx>
Otherwise this is just initialized to 0. This needs to actually have a
value so that compute_curve can work for PQ EOTF.
Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx>
Signed-off-by: Joshua Ashton <joshua@xxxxxxxxx>
Co-developed-by: Melissa Wen <mwen@xxxxxxxxxx>
Signed-off-by: Melissa Wen <mwen@xxxxxxxxxx>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c
index 0fe2f76193ee..9d09a62645b9 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c
@@ -72,6 +72,7 @@
*/
#define MAX_DRM_LUT_VALUE 0xFFFF
+#define SDR_WHITE_LEVEL_INIT_VALUE 80
/**
* amdgpu_dm_init_color_mod - Initialize the color module.
@@ -523,6 +524,7 @@ static int amdgpu_dm_set_atomic_regamma(struct dc_stream_state *stream,
*/
out_tf->type = TF_TYPE_DISTRIBUTED_POINTS;
out_tf->tf = tf;
+ out_tf->sdr_ref_white_level = SDR_WHITE_LEVEL_INIT_VALUE;
ret = __set_output_tf(out_tf, regamma_lut, regamma_size, has_rom);
} else {
--
2.40.1
