Commit 19a274f6 authored by Anthony Wang's avatar Anthony Wang Committed by Alex Deucher
Browse files

drm/amd/display: disable seamless boot for external DP 



[Why]
Primary feature use case is with eDP panels.

[How]
Fail seamless boot validation if display is not an eDP panel.

Signed-off-by: default avatarAnthony Wang <anthony1.wang@amd.com>
Reviewed-by: default avatarMartin Leung <Martin.Leung@amd.com>
Acked-by: default avatarAurabindo Pillai <aurabindo.pillai@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 4ccf9446

drivers/gpu/drm/amd/display/dc/core/dc.c

+3 −4
Original line number Diff line number Diff line
@@ -1323,11 +1323,10 @@ bool dc_validate_seamless_boot_timing(const struct dc *dc, 
	struct dc_link *link = sink->link;

	unsigned int i, enc_inst, tg_inst = 0;



	// Seamless port only support single DP and EDP so far

	if ((sink->sink_signal != SIGNAL_TYPE_DISPLAY_PORT &&

		sink->sink_signal != SIGNAL_TYPE_EDP) ||

		sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT_MST)

	/* Support seamless boot on EDP displays only */

	if (sink->sink_signal != SIGNAL_TYPE_EDP) {

		return false;

	}



	/* Check for enabled DIG to identify enabled display */

	if (!link->link_enc->funcs->is_dig_enabled(link->link_enc))