diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c index 3cd584419b88..a7b5b25e3f34 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c @@ -2586,8 +2586,11 @@ static bool dcn10_is_rear_mpo_fix_required(struct pipe_ctx *pipe_ctx, enum dc_co while (top->top_pipe) top = top->top_pipe; // Traverse to top pipe_ctx - if (top->plane_state && top->plane_state->layer_index == 0) - return true; // Front MPO plane not hidden + if (top->plane_state && top->plane_state->layer_index == 0 && !top->plane_state->global_alpha) + // Global alpha used by top plane for PIP overlay + // Pre-multiplied/per-pixel alpha used by MPO + // Check top plane's global alpha to ensure layer_index > 0 not caused by PIP + return true; // MPO in use and front plane not hidden } } return false; |