Commit e97ed496 authored by Anthony Koo's avatar Anthony Koo Committed by Alex Deucher
Browse files

drm/amd/display: Do not handle linkloss for eDP 



[Why]
eDP is internal link and link loss is unexpected.
It is typically going to be PSR related errors, which is
handled separately.

[How]
Check for eDP and skip check for link loss

Signed-off-by: default avatarAnthony Koo <Anthony.Koo@amd.com>
Reviewed-by: default avatarAric Cyr <Aric.Cyr@amd.com>
Acked-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 64267454

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

+6 −4
Original line number Diff line number Diff line
@@ -2854,8 +2854,10 @@ bool dc_link_handle_hpd_rx_irq(struct dc_link *link, union hpd_irq_data *out_hpd 
	/* For now we only handle 'Downstream port status' case.

	 * If we got sink count changed it means

	 * Downstream port status changed,

	 * then DM should call DC to do the detection. */

	if (hpd_rx_irq_check_link_loss_status(

	 * then DM should call DC to do the detection.

	 * NOTE: Do not handle link loss on eDP since it is internal link*/

	if ((link->connector_signal != SIGNAL_TYPE_EDP) &&

		hpd_rx_irq_check_link_loss_status(

			link,

			&hpd_irq_dpcd_data)) {

		/* Connectivity log: link loss */

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