/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
/* QLogic qede NIC Driver
 * Copyright (c) 2015-2017  QLogic Corporation
 * Copyright (c) 2019-2020 Marvell International Ltd.
 */

#ifndef _QEDE_PTP_H_
#define _QEDE_PTP_H_

#include <linux/ptp_clock_kernel.h>
#include <linux/net_tstamp.h>
#include <linux/timecounter.h>
#include "qede.h"

void qede_ptp_rx_ts(struct qede_dev *edev, struct sk_buff *skb);
void qede_ptp_tx_ts(struct qede_dev *edev, struct sk_buff *skb);
int qede_hwtstamp_get(struct net_device *netdev,
                      struct kernel_hwtstamp_config *config);
int qede_hwtstamp_set(struct net_device *netdev,
                      struct kernel_hwtstamp_config *config,
                      struct netlink_ext_ack *extack);
void qede_ptp_disable(struct qede_dev *edev);
int qede_ptp_enable(struct qede_dev *edev);
int qede_ptp_get_ts_info(struct qede_dev *edev, struct kernel_ethtool_ts_info *ts);

static inline void qede_ptp_record_rx_ts(struct qede_dev *edev,
                                         union eth_rx_cqe *cqe,
                                         struct sk_buff *skb)
{
        /* Check if this packet was timestamped */
        if (unlikely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags) &
                     (1 << PARSING_AND_ERR_FLAGS_TIMESTAMPRECORDED_SHIFT))) {
                if (likely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags)
                    & (1 << PARSING_AND_ERR_FLAGS_TIMESYNCPKT_SHIFT))) {
                        qede_ptp_rx_ts(edev, skb);
                } else {
                        DP_INFO(edev,
                                "Timestamp recorded for non PTP packets\n");
                }
        }
}
#endif /* _QEDE_PTP_H_ */