Commit 4d1501eb authored by Yongqiang Sun's avatar Yongqiang Sun Committed by Alex Deucher
Browse files

drm/amd/display: Enable double buffer when unblank crtc. 



Signed-off-by: default avatarYongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 0045b749

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_timing_generator.c

+3 −0
Original line number Diff line number Diff line
@@ -289,6 +289,9 @@ static void tgn10_unblank_crtc(struct timing_generator *tg) 
{

	struct dcn10_timing_generator *tgn10 = DCN10TG_FROM_TG(tg);



	REG_UPDATE(OTG_DOUBLE_BUFFER_CONTROL,

			OTG_BLANK_DATA_DOUBLE_BUFFER_EN, 1);



	REG_UPDATE_2(OTG_BLANK_CONTROL,

			OTG_BLANK_DATA_EN, 0,

			OTG_BLANK_DE_MODE, 0);