Commit aaa15026 authored by Wenjing Liu's avatar Wenjing Liu Committed by Alex Deucher
Browse files

drm/amd/display: Fix return value from rx irq handler on up request 



Signed-off-by: default avatarWenjing Liu <Wenjing.Liu@amd.com>
Reviewed-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 67a72b69

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

+4 −4
Original line number Diff line number Diff line
@@ -1964,11 +1964,11 @@ bool dc_link_handle_hpd_rx_irq(struct dc_link *link, union hpd_irq_data *out_hpd 
	 * so do not handle as a normal sink status change interrupt.

	 */



	if (hpd_irq_dpcd_data.bytes.device_service_irq.bits.UP_REQ_MSG_RDY)

		return true;



	/* check if we have MST msg and return since we poll for it */

	if (hpd_irq_dpcd_data.bytes.device_service_irq.

			bits.DOWN_REP_MSG_RDY ||

		hpd_irq_dpcd_data.bytes.device_service_irq.

			bits.UP_REQ_MSG_RDY)

	if (hpd_irq_dpcd_data.bytes.device_service_irq.bits.DOWN_REP_MSG_RDY)

		return false;



	/* For now we only handle 'Downstream port status' case.