[PATCH 73/81] drm/amd/display: Fix S3 gamma corruption.

sunpeng.li at amd.com sunpeng.li at amd.com
Tue Jul 25 13:54:33 UTC 2017


From: Andrey Grodzovsky <Andrey.Grodzovsky at amd.com>

On S3 resume gamma is corrupted since no gamma programming
took place.

Change-Id: I99029b281241a688635317c05aa8dc0c3cee8bdc
Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky at amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng at amd.com>
Acked-by: Harry Wentland <Harry.Wentland at amd.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 20f4199..eda36c7 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1120,11 +1120,13 @@ bool dc_commit_surfaces_to_stream(
 
 	stream_update->src = dc_stream->src;
 	stream_update->dst = dc_stream->dst;
+	stream_update->out_transfer_func = dc_stream->out_transfer_func;
 
 	for (i = 0; i < new_surface_count; i++) {
 		updates[i].surface = new_surfaces[i];
 		updates[i].gamma =
 			(struct dc_gamma *)new_surfaces[i]->gamma_correction;
+		updates[i].in_transfer_func = new_surfaces[i]->in_transfer_func;
 		flip_addr[i].address = new_surfaces[i]->address;
 		flip_addr[i].flip_immediate = new_surfaces[i]->flip_immediate;
 		plane_info[i].color_space = new_surfaces[i]->color_space;
-- 
2.7.4



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