1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ 2 /* QLogic qede NIC Driver 3 * Copyright (c) 2015-2017 QLogic Corporation 4 * Copyright (c) 2019-2020 Marvell International Ltd. 5 */ 6 7 #ifndef _QEDE_PTP_H_ 8 #define _QEDE_PTP_H_ 9 10 #include <linux/ptp_clock_kernel.h> 11 #include <linux/net_tstamp.h> 12 #include <linux/timecounter.h> 13 #include "qede.h" 14 15 void qede_ptp_rx_ts(struct qede_dev *edev, struct sk_buff *skb); 16 void qede_ptp_tx_ts(struct qede_dev *edev, struct sk_buff *skb); 17 int qede_ptp_hw_ts(struct qede_dev *edev, struct ifreq *req); 18 void qede_ptp_disable(struct qede_dev *edev); 19 int qede_ptp_enable(struct qede_dev *edev); 20 int qede_ptp_get_ts_info(struct qede_dev *edev, struct kernel_ethtool_ts_info *ts); 21 22 static inline void qede_ptp_record_rx_ts(struct qede_dev *edev, 23 union eth_rx_cqe *cqe, 24 struct sk_buff *skb) 25 { 26 /* Check if this packet was timestamped */ 27 if (unlikely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags) & 28 (1 << PARSING_AND_ERR_FLAGS_TIMESTAMPRECORDED_SHIFT))) { 29 if (likely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags) 30 & (1 << PARSING_AND_ERR_FLAGS_TIMESYNCPKT_SHIFT))) { 31 qede_ptp_rx_ts(edev, skb); 32 } else { 33 DP_INFO(edev, 34 "Timestamp recorded for non PTP packets\n"); 35 } 36 } 37 } 38 #endif /* _QEDE_PTP_H_ */ 39