From: Charlene Liu <charlene....@amd.com>
[ Upstream commit 5e8a71cf13bc9184fee915b2220be71b4c6cac74 ]
[why]
for the case edid change only changed audio format.
driver still need to update stream.
Reviewed-by: Alvin Lee <alvin.l...@amd.com>
Reviewed-by: Aric Cyr <aric....@amd.com>
Acked-by: Alex Hung <alex.h...@amd.com>
Signed-off-by: Charlene Liu <charlene....@amd.com>
Tested-by: Daniel Wheeler <daniel.whee...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index 18757c158523..bb8a762cf8da 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -1664,8 +1664,8 @@ bool dc_is_stream_unchanged(
if (old_stream->ignore_msa_timing_param !=
stream->ignore_msa_timing_param)
return false;
- // Only Have Audio left to check whether it is same or not. This is a
corner case for Tiled sinks
- if (old_stream->audio_info.mode_count != stream->audio_info.mode_count)
+ /*compare audio info*/
+ if (memcmp(&old_stream->audio_info, &stream->audio_info,
sizeof(stream->audio_info)) != 0)
return false;
return true;
--
2.35.1
