On Mon, Mar 24, 2025 at 12:49:29PM -0400, Aurabindo Pillai wrote:
From: Martin Tsai martin.tsai@amd.com
[Why] Without acquiring DMCUB hw lock, a race condition is caused with Panel Replay feature, which will trigger a hang. Indicate that a lock is necessary to prevent this when replay feature is enabled.
[How] To allow dmub hw lock on Replay.
Reviewed-by: Robin Chen robin.chen@amd.com Signed-off-by: Aurabindo Pillai aurabindo.pillai@amd.com Signed-off-by: Martin Tsai martin.tsai@amd.com Tested-by: Daniel Wheeler daniel.wheeler@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com (cherry picked from commit bfeefe6ea5f18cabb8fda55364079573804623f9)
drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c | 3 +++ 1 file changed, 3 insertions(+)
Does not apply to the tree at all :(