/* SPDX-License-Identifier: GPL-2.0-only */
/* Aquantia Corporation Network Driver
 * Copyright (C) 2014-2019 Aquantia Corporation. All rights reserved
 */

/* File aq_ptp.h: Declaration of PTP functions.
 */
#ifndef AQ_PTP_H
#define AQ_PTP_H

#include <linux/net_tstamp.h>
#include <linux/version.h>

/* Common functions */
int aq_ptp_init(struct aq_nic_s *aq_nic, unsigned int idx_vec);

void aq_ptp_unregister(struct aq_nic_s *aq_nic);
void aq_ptp_free(struct aq_nic_s *aq_nic);

int aq_ptp_irq_alloc(struct aq_nic_s *aq_nic);
void aq_ptp_irq_free(struct aq_nic_s *aq_nic);

int aq_ptp_ring_alloc(struct aq_nic_s *aq_nic);
void aq_ptp_ring_free(struct aq_nic_s *aq_nic);

int aq_ptp_ring_init(struct aq_nic_s *aq_nic);
int aq_ptp_ring_start(struct aq_nic_s *aq_nic);
void aq_ptp_ring_stop(struct aq_nic_s *aq_nic);
void aq_ptp_ring_deinit(struct aq_nic_s *aq_nic);

void aq_ptp_service_task(struct aq_nic_s *aq_nic);

void aq_ptp_tm_offset_set(struct aq_nic_s *aq_nic, unsigned int mbps);

void aq_ptp_clock_init(struct aq_nic_s *aq_nic);

/* Traffic processing functions */
int aq_ptp_xmit(struct aq_nic_s *aq_nic, struct sk_buff *skb);
void aq_ptp_tx_hwtstamp(struct aq_nic_s *aq_nic, u64 timestamp);

/* Return either ring is belong to PTP or not*/
bool aq_ptp_ring(struct aq_nic_s *aq_nic, struct aq_ring_s *ring);

u16 aq_ptp_extract_ts(struct aq_nic_s *aq_nic, struct sk_buff *skb, u8 *p,
		      unsigned int len);

struct ptp_clock *aq_ptp_get_ptp_clock(struct aq_ptp_s *aq_ptp);

#endif /* AQ_PTP_H */