diff mbox series

[RFC,28/40] drm/amd/display: set sdr_ref_white_level to 80 for out_transfer_func

Message ID 20230423141051.702990-29-mwen@igalia.com (mailing list archive)
State New, archived
Headers show
Series drm/amd/display: add AMD driver-specific properties for color mgmt | expand

Commit Message

Melissa Wen April 23, 2023, 2:10 p.m. UTC 
From: Joshua Ashton <joshua@froggi.es>

Otherwise this is just initialized to 0.

This needs to actually have a value so that compute_curve can work
for PQ EOTF.

Signed-off-by: Joshua Ashton <joshua@froggi.es>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

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 55aa876a5008..6e7271065a56 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
@@ -323,6 +323,7 @@  static int amdgpu_dm_set_atomic_regamma(struct dc_stream_state *stream,
 		 */
 		stream->out_transfer_func->type = TF_TYPE_DISTRIBUTED_POINTS;
 		stream->out_transfer_func->tf = tf;
+		stream->out_transfer_func->sdr_ref_white_level = 80;
 
 		ret = __set_output_tf(stream->out_transfer_func,
 				      regamma_lut, regamma_size, has_rom);