From: Josip Pavic <[email protected]> [Why] Waiting for the vlbank every time a global sync update is requested, including during full update flips, results in a stutter.
[How] Do not wait for vblank during pipe programming. Reviewed-by: Aric Cyr <[email protected]> Acked-by: Stylon Wang <[email protected]> Signed-off-by: Josip Pavic <[email protected]> --- drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 1 - 1 file changed, 1 deletion(-) 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 b627c41713cc..e1f87bd72e4a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -1593,7 +1593,6 @@ static void dcn20_program_pipe( pipe_ctx->pipe_dlg_param.vupdate_offset, pipe_ctx->pipe_dlg_param.vupdate_width); - pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VBLANK); pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VACTIVE); pipe_ctx->stream_res.tg->funcs->set_vtg_params( -- 2.35.1
