Commit 2b02d746 authored by Agustin Gutierrez's avatar Agustin Gutierrez Committed by Alex Deucher
Browse files

drm/amd/display: Keep PHY active for dp config 



[Why]
Current hotplug sequence causes temporary hang at the re-entry of the
optimized power state.

[How]
Keep a PHY active when detecting DP signal + DPMS active

Reviewed-by: default avatarNicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: default avatarQingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: default avatarAgustin Gutierrez <agustin.gutierrez@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 34fd6df7

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c

+5 −0
Original line number Diff line number Diff line
@@ -108,6 +108,11 @@ static int dcn314_get_active_display_cnt_wa( 
				stream->signal == SIGNAL_TYPE_DVI_SINGLE_LINK ||

				stream->signal == SIGNAL_TYPE_DVI_DUAL_LINK)

			tmds_present = true;



		/* Checking stream / link detection ensuring that PHY is active*/

		if (dc_is_dp_signal(stream->signal) && !stream->dpms_off)

			display_count++;



	}



	for (i = 0; i < dc->link_count; i++) {