1/* SPDX-License-Identifier: GPL-2.0 */
2/* Marvell RVU Ethernet driver
3 *
4 * Copyright (C) 2020 Marvell.
5 *
6 */
7
8#ifndef OTX2_PTP_H
9#define OTX2_PTP_H
10
11static inline u64 otx2_ptp_convert_rx_timestamp(u64 timestamp)
12{
13 return be64_to_cpu(*(__be64 *)&timestamp);
14}
15
16static inline u64 otx2_ptp_convert_tx_timestamp(u64 timestamp)
17{
18 return timestamp;
19}
20
21static inline u64 cn10k_ptp_convert_timestamp(u64 timestamp)
22{
23 return ((timestamp >> 32) * NSEC_PER_SEC) + (timestamp & 0xFFFFFFFFUL);
24}
25
26int otx2_ptp_init(struct otx2_nic *pfvf);
27void otx2_ptp_destroy(struct otx2_nic *pfvf);
28
29int otx2_ptp_clock_index(struct otx2_nic *pfvf);
30int otx2_ptp_tstamp2time(struct otx2_nic *pfvf, u64 tstamp, u64 *tsns);
31
32#endif
33

source code of linux/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ptp.h