From: Alvin Lee <alvin.lee2@xxxxxxx>
[WHAT & HOW]
Fast updates can consist of some stream updates as well (i.e., out_csc).
In these cases we should not offload the flip to FW as we can only
offload address only updates to FW.
Reviewed-by: Chris Park <chris.park@xxxxxxx>
Acked-by: Alex Hung <alex.hung@xxxxxxx>
Signed-off-by: Alvin Lee <alvin.lee2@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/core/dc.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 0f20a3d96d93..0208b28517ac 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -3664,6 +3664,10 @@ static void commit_planes_for_stream_fast(struct dc *dc,
break;
}
}
+ if (stream_update) {
+ /* more than address update, need to acquire FAMS2 lock */
+ should_offload_fams2_flip = false;
+ }
}
dc_exit_ips_for_hw_access(dc);
--
2.34.1
