[PATCH 14/20] drm/amd/display: Don't offload flip if not only address update

[Alex Hung]

From: Alvin Lee <alvin.l...@amd.com>

[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.p...@amd.com>
Acked-by: Alex Hung <alex.h...@amd.com>
Signed-off-by: Alvin Lee <alvin.l...@amd.com>
---
 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