From: Paul Hsieh <paul.hs...@amd.com> [Why] Unit enter to S4, garbage show on screen when do OPTC blank.
[How] Wait for vblank then do OPTC blank Signed-off-by: Paul Hsieh <paul.hs...@amd.com> Reviewed-by: Tony Cheng <tony.ch...@amd.com> Acked-by: Qingqing Zhuo <qingqing.z...@amd.com> --- drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 0313ca83cdb9..deaafb4782d6 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -2581,8 +2581,10 @@ void dcn10_blank_pixel_data( } } else if (blank) { dc->hwss.set_abm_immediate_disable(pipe_ctx); - if (stream_res->tg->funcs->set_blank) + if (stream_res->tg->funcs->set_blank) { + stream_res->tg->funcs->wait_for_state(stream_res->tg, CRTC_STATE_VBLANK); stream_res->tg->funcs->set_blank(stream_res->tg, blank); + } } } -- 2.17.1 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx