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-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_resource.c4
1 files changed, 4 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 3d0003c69373..1000dc6daf72 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -399,6 +399,10 @@ bool resource_are_streams_timing_synchronizable(
!= stream2->timing.v_addressable)
return false;
+ if (stream1->timing.v_front_porch
+ != stream2->timing.v_front_porch)
+ return false;
+
if (stream1->timing.pix_clk_100hz
!= stream2->timing.pix_clk_100hz)
return false;