160 static void ixgbe_ptp_setup_sdp_X540(struct ixgbe_adapter *adapter)  in ixgbe_ptp_setup_sdp_X540()  argument
162 	struct cyclecounter *cc = &adapter->hw_cc;  in ixgbe_ptp_setup_sdp_X540()
163 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_setup_sdp_X540()
172 	if (!(adapter->flags2 & IXGBE_FLAG2_PTP_PPS_ENABLED))  in ixgbe_ptp_setup_sdp_X540()
198 	spin_lock_irqsave(&adapter->tmreg_lock, flags);  in ixgbe_ptp_setup_sdp_X540()
199 	ns = timecounter_read(&adapter->hw_tc);  in ixgbe_ptp_setup_sdp_X540()
200 	clock_edge = adapter->hw_tc.cycle_last;  in ixgbe_ptp_setup_sdp_X540()
201 	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);  in ixgbe_ptp_setup_sdp_X540()
239 static void ixgbe_ptp_setup_sdp_X550(struct ixgbe_adapter *adapter)  in ixgbe_ptp_setup_sdp_X550()  argument
242 	struct cyclecounter *cc = &adapter->hw_cc;  in ixgbe_ptp_setup_sdp_X550()
243 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_setup_sdp_X550()
252 	if (!(adapter->flags2 & IXGBE_FLAG2_PTP_PPS_ENABLED))  in ixgbe_ptp_setup_sdp_X550()
281 	spin_lock_irqsave(&adapter->tmreg_lock, flags);  in ixgbe_ptp_setup_sdp_X550()
282 	ns = timecounter_read(&adapter->hw_tc);  in ixgbe_ptp_setup_sdp_X550()
283 	clock_edge = adapter->hw_tc.cycle_last;  in ixgbe_ptp_setup_sdp_X550()
284 	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);  in ixgbe_ptp_setup_sdp_X550()
331 	struct ixgbe_adapter *adapter =  in ixgbe_ptp_read_X550()  local
333 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_read_X550()
368 	struct ixgbe_adapter *adapter =  in ixgbe_ptp_read_82599()  local
370 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_read_82599()
396 static void ixgbe_ptp_convert_to_hwtstamp(struct ixgbe_adapter *adapter,  in ixgbe_ptp_convert_to_hwtstamp()  argument
406 	switch (adapter->hw.mac.type) {  in ixgbe_ptp_convert_to_hwtstamp()
432 	spin_lock_irqsave(&adapter->tmreg_lock, flags);  in ixgbe_ptp_convert_to_hwtstamp()
433 	ns = timecounter_cyc2time(&adapter->hw_tc, timestamp);  in ixgbe_ptp_convert_to_hwtstamp()
434 	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);  in ixgbe_ptp_convert_to_hwtstamp()
451 	struct ixgbe_adapter *adapter =  in ixgbe_ptp_adjfine_82599()  local
453 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_adjfine_82599()
457 	incval = READ_ONCE(adapter->base_incval);  in ixgbe_ptp_adjfine_82599()
492 	struct ixgbe_adapter *adapter =  in ixgbe_ptp_adjfine_X550()  local
494 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_adjfine_X550()
523 	struct ixgbe_adapter *adapter =  in ixgbe_ptp_adjtime()  local
527 	spin_lock_irqsave(&adapter->tmreg_lock, flags);  in ixgbe_ptp_adjtime()
528 	timecounter_adjtime(&adapter->hw_tc, delta);  in ixgbe_ptp_adjtime()
529 	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);  in ixgbe_ptp_adjtime()
531 	if (adapter->ptp_setup_sdp)  in ixgbe_ptp_adjtime()
532 		adapter->ptp_setup_sdp(adapter);  in ixgbe_ptp_adjtime()
550 	struct ixgbe_adapter *adapter =  in ixgbe_ptp_gettimex()  local
552 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_gettimex()
556 	spin_lock_irqsave(&adapter->tmreg_lock, flags);  in ixgbe_ptp_gettimex()
558 	switch (adapter->hw.mac.type) {  in ixgbe_ptp_gettimex()
582 	ns = timecounter_cyc2time(&adapter->hw_tc, stamp);  in ixgbe_ptp_gettimex()
584 	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);  in ixgbe_ptp_gettimex()
602 	struct ixgbe_adapter *adapter =  in ixgbe_ptp_settime()  local
608 	spin_lock_irqsave(&adapter->tmreg_lock, flags);  in ixgbe_ptp_settime()
609 	timecounter_init(&adapter->hw_tc, &adapter->hw_cc, ns);  in ixgbe_ptp_settime()
610 	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);  in ixgbe_ptp_settime()
612 	if (adapter->ptp_setup_sdp)  in ixgbe_ptp_settime()
613 		adapter->ptp_setup_sdp(adapter);  in ixgbe_ptp_settime()
629 	struct ixgbe_adapter *adapter =  in ixgbe_ptp_feature_enable()  local
638 	if (rq->type != PTP_CLK_REQ_PPS || !adapter->ptp_setup_sdp)  in ixgbe_ptp_feature_enable()
642 		adapter->flags2 |= IXGBE_FLAG2_PTP_PPS_ENABLED;  in ixgbe_ptp_feature_enable()
644 		adapter->flags2 &= ~IXGBE_FLAG2_PTP_PPS_ENABLED;  in ixgbe_ptp_feature_enable()
646 	adapter->ptp_setup_sdp(adapter);  in ixgbe_ptp_feature_enable()
657 void ixgbe_ptp_check_pps_event(struct ixgbe_adapter *adapter)  in ixgbe_ptp_check_pps_event()  argument
659 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_check_pps_event()
668 	if (!adapter->ptp_clock)  in ixgbe_ptp_check_pps_event()
673 		ptp_clock_event(adapter->ptp_clock, &event);  in ixgbe_ptp_check_pps_event()
688 void ixgbe_ptp_overflow_check(struct ixgbe_adapter *adapter)  in ixgbe_ptp_overflow_check()  argument
690 	bool timeout = time_is_before_jiffies(adapter->last_overflow_check +  in ixgbe_ptp_overflow_check()
696 		spin_lock_irqsave(&adapter->tmreg_lock, flags);  in ixgbe_ptp_overflow_check()
697 		timecounter_read(&adapter->hw_tc);  in ixgbe_ptp_overflow_check()
698 		spin_unlock_irqrestore(&adapter->tmreg_lock, flags);  in ixgbe_ptp_overflow_check()
700 		adapter->last_overflow_check = jiffies;  in ixgbe_ptp_overflow_check()
713 void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter)  in ixgbe_ptp_rx_hang()  argument
715 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_rx_hang()
725 		adapter->last_rx_ptp_check = jiffies;  in ixgbe_ptp_rx_hang()
730 	rx_event = adapter->last_rx_ptp_check;  in ixgbe_ptp_rx_hang()
731 	for (n = 0; n < adapter->num_rx_queues; n++) {  in ixgbe_ptp_rx_hang()
732 		rx_ring = adapter->rx_ring[n];  in ixgbe_ptp_rx_hang()
740 		adapter->last_rx_ptp_check = jiffies;  in ixgbe_ptp_rx_hang()
742 		adapter->rx_hwtstamp_cleared++;  in ixgbe_ptp_rx_hang()
755 static void ixgbe_ptp_clear_tx_timestamp(struct ixgbe_adapter *adapter)  in ixgbe_ptp_clear_tx_timestamp()  argument
757 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_clear_tx_timestamp()
760 	if (adapter->ptp_tx_skb) {  in ixgbe_ptp_clear_tx_timestamp()
761 		dev_kfree_skb_any(adapter->ptp_tx_skb);  in ixgbe_ptp_clear_tx_timestamp()
762 		adapter->ptp_tx_skb = NULL;  in ixgbe_ptp_clear_tx_timestamp()
764 	clear_bit_unlock(__IXGBE_PTP_TX_IN_PROGRESS, &adapter->state);  in ixgbe_ptp_clear_tx_timestamp()
771 void ixgbe_ptp_tx_hang(struct ixgbe_adapter *adapter)  in ixgbe_ptp_tx_hang()  argument
773 	bool timeout = time_is_before_jiffies(adapter->ptp_tx_start +  in ixgbe_ptp_tx_hang()
776 	if (!adapter->ptp_tx_skb)  in ixgbe_ptp_tx_hang()
779 	if (!test_bit(__IXGBE_PTP_TX_IN_PROGRESS, &adapter->state))  in ixgbe_ptp_tx_hang()
787 		cancel_work_sync(&adapter->ptp_tx_work);  in ixgbe_ptp_tx_hang()
788 		ixgbe_ptp_clear_tx_timestamp(adapter);  in ixgbe_ptp_tx_hang()
789 		adapter->tx_hwtstamp_timeouts++;  in ixgbe_ptp_tx_hang()
802 static void ixgbe_ptp_tx_hwtstamp(struct ixgbe_adapter *adapter)  in ixgbe_ptp_tx_hwtstamp()  argument
804 	struct sk_buff *skb = adapter->ptp_tx_skb;  in ixgbe_ptp_tx_hwtstamp()
805 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_tx_hwtstamp()
811 	ixgbe_ptp_convert_to_hwtstamp(adapter, &shhwtstamps, regval);  in ixgbe_ptp_tx_hwtstamp()
818 	adapter->ptp_tx_skb = NULL;  in ixgbe_ptp_tx_hwtstamp()
819 	clear_bit_unlock(__IXGBE_PTP_TX_IN_PROGRESS, &adapter->state);  in ixgbe_ptp_tx_hwtstamp()
836 	struct ixgbe_adapter *adapter = container_of(work, struct ixgbe_adapter,  in ixgbe_ptp_tx_hwtstamp_work()  local
838 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_tx_hwtstamp_work()
839 	bool timeout = time_is_before_jiffies(adapter->ptp_tx_start +  in ixgbe_ptp_tx_hwtstamp_work()
844 	if (!adapter->ptp_tx_skb) {  in ixgbe_ptp_tx_hwtstamp_work()
845 		ixgbe_ptp_clear_tx_timestamp(adapter);  in ixgbe_ptp_tx_hwtstamp_work()
852 		ixgbe_ptp_tx_hwtstamp(adapter);  in ixgbe_ptp_tx_hwtstamp_work()
857 		ixgbe_ptp_clear_tx_timestamp(adapter);  in ixgbe_ptp_tx_hwtstamp_work()
858 		adapter->tx_hwtstamp_timeouts++;  in ixgbe_ptp_tx_hwtstamp_work()
862 		schedule_work(&adapter->ptp_tx_work);  in ixgbe_ptp_tx_hwtstamp_work()
891 	ixgbe_ptp_convert_to_hwtstamp(q_vector->adapter, skb_hwtstamps(skb),  in ixgbe_ptp_rx_pktstamp()
907 	struct ixgbe_adapter *adapter;  in ixgbe_ptp_rx_rgtstamp()  local
913 	if (!q_vector || !q_vector->adapter)  in ixgbe_ptp_rx_rgtstamp()
916 	adapter = q_vector->adapter;  in ixgbe_ptp_rx_rgtstamp()
917 	hw = &adapter->hw;  in ixgbe_ptp_rx_rgtstamp()
930 	ixgbe_ptp_convert_to_hwtstamp(adapter, skb_hwtstamps(skb), regval);  in ixgbe_ptp_rx_rgtstamp()
942 int ixgbe_ptp_get_ts_config(struct ixgbe_adapter *adapter, struct ifreq *ifr)  in ixgbe_ptp_get_ts_config()  argument
944 	struct hwtstamp_config *config = &adapter->tstamp_config;  in ixgbe_ptp_get_ts_config()
975 static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter,  in ixgbe_ptp_set_timestamp_mode()  argument
978 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_set_timestamp_mode()
982 	u32 aflags = adapter->flags;  in ixgbe_ptp_set_timestamp_mode()
1055 		adapter->flags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED |  in ixgbe_ptp_set_timestamp_mode()
1116 	adapter->flags = aflags;  in ixgbe_ptp_set_timestamp_mode()
1119 	ixgbe_ptp_clear_tx_timestamp(adapter);  in ixgbe_ptp_set_timestamp_mode()
1133 int ixgbe_ptp_set_ts_config(struct ixgbe_adapter *adapter, struct ifreq *ifr)  in ixgbe_ptp_set_ts_config()  argument
1141 	err = ixgbe_ptp_set_timestamp_mode(adapter, &config);  in ixgbe_ptp_set_ts_config()
1146 	memcpy(&adapter->tstamp_config, &config,  in ixgbe_ptp_set_ts_config()
1147 	       sizeof(adapter->tstamp_config));  in ixgbe_ptp_set_ts_config()
1153 static void ixgbe_ptp_link_speed_adjust(struct ixgbe_adapter *adapter,  in ixgbe_ptp_link_speed_adjust()  argument
1170 	switch (adapter->link_speed) {  in ixgbe_ptp_link_speed_adjust()
1197 void ixgbe_ptp_start_cyclecounter(struct ixgbe_adapter *adapter)  in ixgbe_ptp_start_cyclecounter()  argument
1199 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_start_cyclecounter()
1241 		ixgbe_ptp_link_speed_adjust(adapter, &cc.shift, &incval);  in ixgbe_ptp_start_cyclecounter()
1247 		ixgbe_ptp_link_speed_adjust(adapter, &cc.shift, &incval);  in ixgbe_ptp_start_cyclecounter()
1259 	WRITE_ONCE(adapter->base_incval, incval);  in ixgbe_ptp_start_cyclecounter()
1263 	spin_lock_irqsave(&adapter->tmreg_lock, flags);  in ixgbe_ptp_start_cyclecounter()
1264 	memcpy(&adapter->hw_cc, &cc, sizeof(adapter->hw_cc));  in ixgbe_ptp_start_cyclecounter()
1265 	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);  in ixgbe_ptp_start_cyclecounter()
1274 static void ixgbe_ptp_init_systime(struct ixgbe_adapter *adapter)  in ixgbe_ptp_init_systime()  argument
1276 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_init_systime()
1324 void ixgbe_ptp_reset(struct ixgbe_adapter *adapter)  in ixgbe_ptp_reset()  argument
1326 	struct ixgbe_hw *hw = &adapter->hw;  in ixgbe_ptp_reset()
1330 	ixgbe_ptp_set_timestamp_mode(adapter, &adapter->tstamp_config);  in ixgbe_ptp_reset()
1336 	ixgbe_ptp_start_cyclecounter(adapter);  in ixgbe_ptp_reset()
1338 	ixgbe_ptp_init_systime(adapter);  in ixgbe_ptp_reset()
1340 	spin_lock_irqsave(&adapter->tmreg_lock, flags);  in ixgbe_ptp_reset()
1341 	timecounter_init(&adapter->hw_tc, &adapter->hw_cc,  in ixgbe_ptp_reset()
1343 	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);  in ixgbe_ptp_reset()
1345 	adapter->last_overflow_check = jiffies;  in ixgbe_ptp_reset()
1350 	if (adapter->ptp_setup_sdp)  in ixgbe_ptp_reset()
1351 		adapter->ptp_setup_sdp(adapter);  in ixgbe_ptp_reset()
1364 static long ixgbe_ptp_create_clock(struct ixgbe_adapter *adapter)  in ixgbe_ptp_create_clock()  argument
1366 	struct net_device *netdev = adapter->netdev;  in ixgbe_ptp_create_clock()
1370 	if (!IS_ERR_OR_NULL(adapter->ptp_clock))  in ixgbe_ptp_create_clock()
1373 	switch (adapter->hw.mac.type) {  in ixgbe_ptp_create_clock()
1375 		snprintf(adapter->ptp_caps.name,  in ixgbe_ptp_create_clock()
1376 			 sizeof(adapter->ptp_caps.name),  in ixgbe_ptp_create_clock()
1378 		adapter->ptp_caps.owner = THIS_MODULE;  in ixgbe_ptp_create_clock()
1379 		adapter->ptp_caps.max_adj = 250000000;  in ixgbe_ptp_create_clock()
1380 		adapter->ptp_caps.n_alarm = 0;  in ixgbe_ptp_create_clock()
1381 		adapter->ptp_caps.n_ext_ts = 0;  in ixgbe_ptp_create_clock()
1382 		adapter->ptp_caps.n_per_out = 0;  in ixgbe_ptp_create_clock()
1383 		adapter->ptp_caps.pps = 1;  in ixgbe_ptp_create_clock()
1384 		adapter->ptp_caps.adjfine = ixgbe_ptp_adjfine_82599;  in ixgbe_ptp_create_clock()
1385 		adapter->ptp_caps.adjtime = ixgbe_ptp_adjtime;  in ixgbe_ptp_create_clock()
1386 		adapter->ptp_caps.gettimex64 = ixgbe_ptp_gettimex;  in ixgbe_ptp_create_clock()
1387 		adapter->ptp_caps.settime64 = ixgbe_ptp_settime;  in ixgbe_ptp_create_clock()
1388 		adapter->ptp_caps.enable = ixgbe_ptp_feature_enable;  in ixgbe_ptp_create_clock()
1389 		adapter->ptp_setup_sdp = ixgbe_ptp_setup_sdp_X540;  in ixgbe_ptp_create_clock()
1392 		snprintf(adapter->ptp_caps.name,  in ixgbe_ptp_create_clock()
1393 			 sizeof(adapter->ptp_caps.name),  in ixgbe_ptp_create_clock()
1395 		adapter->ptp_caps.owner = THIS_MODULE;  in ixgbe_ptp_create_clock()
1396 		adapter->ptp_caps.max_adj = 250000000;  in ixgbe_ptp_create_clock()
1397 		adapter->ptp_caps.n_alarm = 0;  in ixgbe_ptp_create_clock()
1398 		adapter->ptp_caps.n_ext_ts = 0;  in ixgbe_ptp_create_clock()
1399 		adapter->ptp_caps.n_per_out = 0;  in ixgbe_ptp_create_clock()
1400 		adapter->ptp_caps.pps = 0;  in ixgbe_ptp_create_clock()
1401 		adapter->ptp_caps.adjfine = ixgbe_ptp_adjfine_82599;  in ixgbe_ptp_create_clock()
1402 		adapter->ptp_caps.adjtime = ixgbe_ptp_adjtime;  in ixgbe_ptp_create_clock()
1403 		adapter->ptp_caps.gettimex64 = ixgbe_ptp_gettimex;  in ixgbe_ptp_create_clock()
1404 		adapter->ptp_caps.settime64 = ixgbe_ptp_settime;  in ixgbe_ptp_create_clock()
1405 		adapter->ptp_caps.enable = ixgbe_ptp_feature_enable;  in ixgbe_ptp_create_clock()
1410 		snprintf(adapter->ptp_caps.name, 16, "%s", netdev->name);  in ixgbe_ptp_create_clock()
1411 		adapter->ptp_caps.owner = THIS_MODULE;  in ixgbe_ptp_create_clock()
1412 		adapter->ptp_caps.max_adj = 30000000;  in ixgbe_ptp_create_clock()
1413 		adapter->ptp_caps.n_alarm = 0;  in ixgbe_ptp_create_clock()
1414 		adapter->ptp_caps.n_ext_ts = 0;  in ixgbe_ptp_create_clock()
1415 		adapter->ptp_caps.n_per_out = 0;  in ixgbe_ptp_create_clock()
1416 		adapter->ptp_caps.pps = 1;  in ixgbe_ptp_create_clock()
1417 		adapter->ptp_caps.adjfine = ixgbe_ptp_adjfine_X550;  in ixgbe_ptp_create_clock()
1418 		adapter->ptp_caps.adjtime = ixgbe_ptp_adjtime;  in ixgbe_ptp_create_clock()
1419 		adapter->ptp_caps.gettimex64 = ixgbe_ptp_gettimex;  in ixgbe_ptp_create_clock()
1420 		adapter->ptp_caps.settime64 = ixgbe_ptp_settime;  in ixgbe_ptp_create_clock()
1421 		adapter->ptp_caps.enable = ixgbe_ptp_feature_enable;  in ixgbe_ptp_create_clock()
1422 		adapter->ptp_setup_sdp = ixgbe_ptp_setup_sdp_X550;  in ixgbe_ptp_create_clock()
1425 		adapter->ptp_clock = NULL;  in ixgbe_ptp_create_clock()
1426 		adapter->ptp_setup_sdp = NULL;  in ixgbe_ptp_create_clock()
1430 	adapter->ptp_clock = ptp_clock_register(&adapter->ptp_caps,  in ixgbe_ptp_create_clock()
1431 						&adapter->pdev->dev);  in ixgbe_ptp_create_clock()
1432 	if (IS_ERR(adapter->ptp_clock)) {  in ixgbe_ptp_create_clock()
1433 		err = PTR_ERR(adapter->ptp_clock);  in ixgbe_ptp_create_clock()
1434 		adapter->ptp_clock = NULL;  in ixgbe_ptp_create_clock()
1437 	} else if (adapter->ptp_clock)  in ixgbe_ptp_create_clock()
1444 	adapter->tstamp_config.rx_filter = HWTSTAMP_FILTER_NONE;  in ixgbe_ptp_create_clock()
1445 	adapter->tstamp_config.tx_type = HWTSTAMP_TX_OFF;  in ixgbe_ptp_create_clock()
1458 void ixgbe_ptp_init(struct ixgbe_adapter *adapter)  in ixgbe_ptp_init()  argument
1464 	spin_lock_init(&adapter->tmreg_lock);  in ixgbe_ptp_init()
1467 	if (ixgbe_ptp_create_clock(adapter))  in ixgbe_ptp_init()
1471 	INIT_WORK(&adapter->ptp_tx_work, ixgbe_ptp_tx_hwtstamp_work);  in ixgbe_ptp_init()
1474 	ixgbe_ptp_reset(adapter);  in ixgbe_ptp_init()
1477 	set_bit(__IXGBE_PTP_RUNNING, &adapter->state);  in ixgbe_ptp_init()
1489 void ixgbe_ptp_suspend(struct ixgbe_adapter *adapter)  in ixgbe_ptp_suspend()  argument
1492 	if (!test_and_clear_bit(__IXGBE_PTP_RUNNING, &adapter->state))  in ixgbe_ptp_suspend()
1495 	adapter->flags2 &= ~IXGBE_FLAG2_PTP_PPS_ENABLED;  in ixgbe_ptp_suspend()
1496 	if (adapter->ptp_setup_sdp)  in ixgbe_ptp_suspend()
1497 		adapter->ptp_setup_sdp(adapter);  in ixgbe_ptp_suspend()
1500 	cancel_work_sync(&adapter->ptp_tx_work);  in ixgbe_ptp_suspend()
1501 	ixgbe_ptp_clear_tx_timestamp(adapter);  in ixgbe_ptp_suspend()
1511 void ixgbe_ptp_stop(struct ixgbe_adapter *adapter)  in ixgbe_ptp_stop()  argument
1514 	ixgbe_ptp_suspend(adapter);  in ixgbe_ptp_stop()
1517 	if (adapter->ptp_clock) {  in ixgbe_ptp_stop()
1518 		ptp_clock_unregister(adapter->ptp_clock);  in ixgbe_ptp_stop()
1519 		adapter->ptp_clock = NULL;  in ixgbe_ptp_stop()
1521 			   adapter->netdev->name);  in ixgbe_ptp_stop()