Commit dce9d910 authored by Wesley Chalmers's avatar Wesley Chalmers Committed by Alex Deucher
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Revert "drm/amd/display: Always write repeater mode regardless of LTTPR" 



This reverts commit 2b7605d7

Some displays are not lighting up when put in LTTPR Transparent Mode

Signed-off-by: default avatarWesley Chalmers <Wesley.Chalmers@amd.com>
Reviewed-by: default avatarJun Lei <Jun.Lei@amd.com>
Acked-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent e9cfe00b

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

+4 −3
Original line number Diff line number Diff line
@@ -1620,11 +1620,12 @@ enum dc_status dpcd_configure_lttpr_mode(struct dc_link *link, struct link_train 
{

	enum dc_status status = DC_OK;



	if (lt_settings->lttpr_mode == LTTPR_MODE_NON_TRANSPARENT)

		status = configure_lttpr_mode_non_transparent(link, lt_settings);

	else

	if (lt_settings->lttpr_mode == LTTPR_MODE_TRANSPARENT)

		status = configure_lttpr_mode_transparent(link);



	else if (lt_settings->lttpr_mode == LTTPR_MODE_NON_TRANSPARENT)

		status = configure_lttpr_mode_non_transparent(link, lt_settings);



	return status;

}