diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c index 65e83fdd7b4434948b44ca872b81b20e9167cb3c..db57cb619a0ce05c1f72a7aa3415c9603ac6e44a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -1265,14 +1265,13 @@ static void dcn20_detect_pipe_changes(struct pipe_ctx *old_pipe, struct pipe_ctx if (old_pipe->stream_res.tg != new_pipe->stream_res.tg) new_pipe->update_flags.bits.tg_changed = 1; - /* Detect mpcc blending changes, only dpp inst and bot matter here */ + /* + * Detect mpcc blending changes, only dpp inst and opp matter here, + * mpccs getting removed/inserted update connected ones during their own + * programming + */ if (old_pipe->plane_res.dpp != new_pipe->plane_res.dpp - || old_pipe->stream_res.opp != new_pipe->stream_res.opp - || (!old_pipe->bottom_pipe && new_pipe->bottom_pipe) - || (old_pipe->bottom_pipe && !new_pipe->bottom_pipe) - || (old_pipe->bottom_pipe && new_pipe->bottom_pipe - && old_pipe->bottom_pipe->plane_res.mpcc_inst - != new_pipe->bottom_pipe->plane_res.mpcc_inst)) + || old_pipe->stream_res.opp != new_pipe->stream_res.opp) new_pipe->update_flags.bits.mpcc = 1; /* Detect dppclk change */