drm/amd/display: Synchronize update plane addr for freesync

Lock top_pipe when doing update plane addr for split pipe freesync case

Signed-off-by: SivapiriyanKumarasamy <sivapiriyan.kumarasamy@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
SivapiriyanKumarasamy 2018-01-04 14:29:58 -05:00 • committed by Alex Deucher
commit 05133ac856