cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

qede_ptp.h (1279B)

      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
     15void qede_ptp_rx_ts(struct qede_dev *edev, struct sk_buff *skb);
     16void qede_ptp_tx_ts(struct qede_dev *edev, struct sk_buff *skb);
     17int qede_ptp_hw_ts(struct qede_dev *edev, struct ifreq *req);
     18void qede_ptp_disable(struct qede_dev *edev);
     19int qede_ptp_enable(struct qede_dev *edev);
     20int qede_ptp_get_ts_info(struct qede_dev *edev, struct ethtool_ts_info *ts);
     21
     22static 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_ */