msm/dp/dp_link.c

43 	struct dp_link_request request;
551 	link->request.test_link_rate = bp;
553 				link->request.test_link_rate);
567 	link->request.test_lane_count = bp;
569 				link->request.test_lane_count);
611  * dp_link_is_video_audio_test_requested() - checks for audio/video link request
627  * dp_link_parse_request() - parses link request parameters from sink
658 	 * Read the link request byte (Byte 0x218) to determine what type
673 	link->request.test_requested = data;
674 	if (link->request.test_requested == DP_TEST_LINK_PHY_TEST_PATTERN) {
683 	if (link->request.test_requested == DP_TEST_LINK_TRAINING) {
690 			link->request.test_requested)) {
705 		if (link->request.test_requested != DP_TEST_LINK_EDID_READ)
745  * The function will return 0 if a link training request has been processed,
750 	if (link->request.test_requested != DP_TEST_LINK_TRAINING)
756 			link->request.test_link_rate,
757 			link->request.test_lane_count);
759 	link->dp_link.link_params.num_lanes = link->request.test_lane_count;
761 		drm_dp_bw_code_to_link_rate(link->request.test_link_rate);
843 	 * Update the voltage and pre-emphasis levels as per DPCD request
874 	if (!(link->request.test_requested & DP_TEST_LINK_PHY_TEST_PATTERN)) {
879 	if (!is_link_rate_valid(link->request.test_link_rate) ||
880 		!is_lane_count_valid(link->request.test_lane_count)) {
882 				link->request.test_link_rate,
883 				link->request.test_lane_count);
894 			link->request.test_link_rate,
895 			link->request.test_lane_count);
897 	link->dp_link.link_params.num_lanes = link->request.test_lane_count;
899 		drm_dp_bw_code_to_link_rate(link->request.test_link_rate);
1001 	return (link->request.test_requested & DP_TEST_LINK_VIDEO_PATTERN)
1002 		&& !(link->request.test_requested &
1008 	return (link->request.test_requested & DP_TEST_LINK_AUDIO_PATTERN);
1013 	link->request = (const struct dp_link_request){ 0 };
1028  * the start of a new link training request or sink status update.
1048 	if (link->request.test_requested == DP_TEST_LINK_EDID_READ) {
1076 	drm_dbg_dp(link->drm_dev, "sink request=%#x\n",