39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
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/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
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/* QLogic qede NIC Driver
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* Copyright (c) 2015-2017 QLogic Corporation
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* Copyright (c) 2019-2020 Marvell International Ltd.
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*/
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#ifndef _QEDE_PTP_H_
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#define _QEDE_PTP_H_
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#include <linux/ptp_clock_kernel.h>
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#include <linux/net_tstamp.h>
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#include <linux/timecounter.h>
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#include "qede.h"
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void qede_ptp_rx_ts(struct qede_dev *edev, struct sk_buff *skb);
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void qede_ptp_tx_ts(struct qede_dev *edev, struct sk_buff *skb);
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int qede_ptp_hw_ts(struct qede_dev *edev, struct ifreq *req);
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void qede_ptp_disable(struct qede_dev *edev);
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int qede_ptp_enable(struct qede_dev *edev);
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int qede_ptp_get_ts_info(struct qede_dev *edev, struct ethtool_ts_info *ts);
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static inline void qede_ptp_record_rx_ts(struct qede_dev *edev,
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union eth_rx_cqe *cqe,
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struct sk_buff *skb)
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{
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/* Check if this packet was timestamped */
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if (unlikely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags) &
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(1 << PARSING_AND_ERR_FLAGS_TIMESTAMPRECORDED_SHIFT))) {
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if (likely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags)
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& (1 << PARSING_AND_ERR_FLAGS_TIMESYNCPKT_SHIFT))) {
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qede_ptp_rx_ts(edev, skb);
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} else {
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DP_INFO(edev,
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"Timestamp recorded for non PTP packets\n");
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}
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}
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}
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#endif /* _QEDE_PTP_H_ */
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