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-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_resource.c3
1 files changed, 3 insertions, 0 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 b3912ff9dc91..b34bf59cf54b 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -1640,6 +1640,9 @@ static bool are_stream_backends_same(
if (is_timing_changed(stream_a, stream_b))
return false;
+ if (stream_a->signal != stream_b->signal)
+ return false;
+
if (stream_a->dpms_off != stream_b->dpms_off)
return false;