1*4882a593Smuzhiyun /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2*4882a593Smuzhiyun /* QLogic qede NIC Driver
3*4882a593Smuzhiyun * Copyright (c) 2015-2017 QLogic Corporation
4*4882a593Smuzhiyun * Copyright (c) 2019-2020 Marvell International Ltd.
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #ifndef _QEDE_PTP_H_
8*4882a593Smuzhiyun #define _QEDE_PTP_H_
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include <linux/ptp_clock_kernel.h>
11*4882a593Smuzhiyun #include <linux/net_tstamp.h>
12*4882a593Smuzhiyun #include <linux/timecounter.h>
13*4882a593Smuzhiyun #include "qede.h"
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun void qede_ptp_rx_ts(struct qede_dev *edev, struct sk_buff *skb);
16*4882a593Smuzhiyun void qede_ptp_tx_ts(struct qede_dev *edev, struct sk_buff *skb);
17*4882a593Smuzhiyun int qede_ptp_hw_ts(struct qede_dev *edev, struct ifreq *req);
18*4882a593Smuzhiyun void qede_ptp_disable(struct qede_dev *edev);
19*4882a593Smuzhiyun int qede_ptp_enable(struct qede_dev *edev);
20*4882a593Smuzhiyun int qede_ptp_get_ts_info(struct qede_dev *edev, struct ethtool_ts_info *ts);
21*4882a593Smuzhiyun
qede_ptp_record_rx_ts(struct qede_dev * edev,union eth_rx_cqe * cqe,struct sk_buff * skb)22*4882a593Smuzhiyun static inline void qede_ptp_record_rx_ts(struct qede_dev *edev,
23*4882a593Smuzhiyun union eth_rx_cqe *cqe,
24*4882a593Smuzhiyun struct sk_buff *skb)
25*4882a593Smuzhiyun {
26*4882a593Smuzhiyun /* Check if this packet was timestamped */
27*4882a593Smuzhiyun if (unlikely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags) &
28*4882a593Smuzhiyun (1 << PARSING_AND_ERR_FLAGS_TIMESTAMPRECORDED_SHIFT))) {
29*4882a593Smuzhiyun if (likely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags)
30*4882a593Smuzhiyun & (1 << PARSING_AND_ERR_FLAGS_TIMESYNCPKT_SHIFT))) {
31*4882a593Smuzhiyun qede_ptp_rx_ts(edev, skb);
32*4882a593Smuzhiyun } else {
33*4882a593Smuzhiyun DP_INFO(edev,
34*4882a593Smuzhiyun "Timestamp recorded for non PTP packets\n");
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun }
37*4882a593Smuzhiyun }
38*4882a593Smuzhiyun #endif /* _QEDE_PTP_H_ */
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