accelerants/radeon_hd/displayport.cpp

483 	dp_info* dp = &gConnector[connectorIndex]->dpInfo;
491 	message.buffer = dp->linkStatus;
506 dp_get_lane_status(dp_info* dp, int lane)
510 	uint8 l = dp->linkStatus[i - DP_LANE_STATUS_0_1];
516 dp_clock_recovery_ok(dp_info* dp)
521 	for (lane = 0; lane < dp->laneCount; lane++) {
522 		laneStatus = dp_get_lane_status(dp, lane);
531 dp_clock_equalization_ok(dp_info* dp)
534 		= dp->linkStatus[DP_LANE_ALIGN_STATUS_UPDATED - DP_LANE_STATUS_0_1];
542 	for (lane = 0; lane < dp->laneCount; lane++) {
543 		uint8 laneStatus = dp_get_lane_status(dp, lane);
558 	dp_info* dp = &gConnector[connectorIndex]->dpInfo;
561 	transmitter_dig_setup(connectorIndex, dp->linkRate, 0,
562 		dp->trainingSet[0], ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH);
569 	message.buffer = dp->trainingSet;
570 	message.size = dp->laneCount;
577 dp_get_adjust_request_voltage(dp_info* dp, int lane)
582 	uint8 l = dp->linkStatus[i - DP_LANE_STATUS_0_1];
589 dp_get_adjust_request_pre_emphasis(dp_info* dp, int lane)
594 	uint8 l = dp->linkStatus[i - DP_LANE_STATUS_0_1];
601 dp_get_adjust_train(dp_info* dp)
616 	for (lane = 0; lane < dp->laneCount; lane++) {
617 		uint8 laneVoltage = dp_get_adjust_request_voltage(dp, lane);
618 		uint8 lanePreEmphasis = dp_get_adjust_request_pre_emphasis(dp, lane);
640 		dp->trainingSet[lane] = voltage | preEmphasis;
692 	dp_info* dp = &gConnector[connectorIndex]->dpInfo;
701 	memset(dp->trainingSet, 0, 4);
706 		if (dp->trainingReadInterval == 0)
709 			snooze(1000 * 4 * dp->trainingReadInterval);
714 		if (dp_clock_recovery_ok(dp)) {
719 		for (lane = 0; lane < dp->laneCount; lane++) {
720 			if ((dp->trainingSet[lane] & DP_TRAIN_MAX_SWING_EN) == 0)
724 		if (lane == dp->laneCount) {
729 		if ((dp->trainingSet[0] & DP_TRAIN_VCC_SWING_MASK) == voltage) {
730 			dp->trainingAttempts++;
731 			if (dp->trainingAttempts >= 5) {
736 			dp->trainingAttempts = 0;
738 		voltage = dp->trainingSet[0] & DP_TRAIN_VCC_SWING_MASK;
741 		dp_get_adjust_train(dp);
752 		__func__, dp->trainingSet[0] & DP_TRAIN_VCC_SWING_MASK,
753 		(dp->trainingSet[0] & DP_TRAIN_PRE_EMPHASIS_MASK)
764 	dp_info* dp = &gConnector[connectorIndex]->dpInfo;
771 	dp->trainingAttempts = 0;
775 		if (dp->trainingReadInterval == 0)
778 			snooze(1000 * 4 * dp->trainingReadInterval);
785 		if (dp_clock_equalization_ok(dp)) {
790 		if (dp->trainingAttempts > 5) {
795 		dp_get_adjust_train(dp);
798 		dp->trainingAttempts++;
807 		__func__, dp->trainingSet[0] & DP_ADJ_VCC_SWING_LANEA_MASK,
808 		(dp->trainingSet[0] & DP_TRAIN_PRE_EMPHASIS_MASK)
821 	dp_info* dp = &gConnector[connectorIndex]->dpInfo;
824 	if (dp->valid != true) {
830 	dp->revision = dpcd_reg_read(connectorIndex, DP_DPCD_REV);
831 	dp->trainingReadInterval
844 	if (dp->revision >= DP_DPCD_REV_11)
859 	if (dp->revision >= DP_DPCD_REV_11
867 	sandbox = dp_encode_link_rate(dp->linkRate);
1005 			dp_info* dp = &gConnector[id]->dpInfo;
1007 				dp->valid ? "true" : "false");
1009 			if (!dp->valid)
1026 				dp->trainingAttempts);
1028 				dp->trainingReadInterval);
1030 			ERROR("   - auxPin:                  0x%" B_PRIX32"\n", dp->auxPin);
1032 			ERROR("   - laneCount:               %d\n", dp->laneCount);
1034 				dp->linkRate);