diff options
| author | Anthony Wang <anthony1.wang@amd.com> | 2021-03-31 11:03:35 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-15 16:31:37 -0400 |
| commit | 56d63782af9bbd1271bff1422a6a013123eade4d (patch) | |
| tree | 9551a455d375f4fd8b2dfd922f2d8cf56987037f | |
| parent | fab8580107b88b1576a17f0e48b238caecc46d96 (diff) | |
drm/amd/display: Force vsync flip when reconfiguring MPCC
[Why]
Underflow observed when disabling PIP overlay in-game when
vsync is disabled, due to OTC master lock not working with
game pipe which is immediate flip.
[How]
When performing a full update, override flip_immediate value
to false for all planes, so that flip occurs on vsync.
Signed-off-by: Anthony Wang <anthony1.wang@amd.com>
Acked-by: Bindu Ramamurthy <bindur12@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index e74027a9354e..497e44ca98c1 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -2683,6 +2683,10 @@ static void commit_planes_for_stream(struct dc *dc, plane_state->triplebuffer_flips = true; } } + if (update_type == UPDATE_TYPE_FULL) { + /* force vsync flip when reconfiguring pipes to prevent underflow */ + plane_state->flip_immediate = false; + } } } |