linux/drivers/net/ethernet/renesas/ravb_ptp.c

// SPDX-License-Identifier: GPL-2.0+
/* PTP 1588 clock using the Renesas Ethernet AVB
 *
 * Copyright (C) 2013-2015 Renesas Electronics Corporation
 * Copyright (C) 2015 Renesas Solutions Corp.
 * Copyright (C) 2015-2016 Cogent Embedded, Inc. <[email protected]>
 */

#include "ravb.h"

static int ravb_ptp_tcr_request(struct ravb_private *priv, u32 request)
{ … }

/* Caller must hold the lock */
static int ravb_ptp_time_read(struct ravb_private *priv, struct timespec64 *ts)
{ … }

/* Caller must hold the lock */
static int ravb_ptp_time_write(struct ravb_private *priv,
				const struct timespec64 *ts)
{ … }

/* Caller must hold the lock */
static int ravb_ptp_update_compare(struct ravb_private *priv, u32 ns)
{ … }

/* PTP clock operations */
static int ravb_ptp_adjfine(struct ptp_clock_info *ptp, long scaled_ppm)
{ … }

static int ravb_ptp_adjtime(struct ptp_clock_info *ptp, s64 delta)
{ … }

static int ravb_ptp_gettime64(struct ptp_clock_info *ptp, struct timespec64 *ts)
{ … }

static int ravb_ptp_settime64(struct ptp_clock_info *ptp,
			      const struct timespec64 *ts)
{ … }

static int ravb_ptp_extts(struct ptp_clock_info *ptp,
			  struct ptp_extts_request *req, int on)
{ … }

static int ravb_ptp_perout(struct ptp_clock_info *ptp,
			   struct ptp_perout_request *req, int on)
{ … }

static int ravb_ptp_enable(struct ptp_clock_info *ptp,
			   struct ptp_clock_request *req, int on)
{ … }

static const struct ptp_clock_info ravb_ptp_info = …;

/* Caller must hold the lock */
void ravb_ptp_interrupt(struct net_device *ndev)
{ … }

void ravb_ptp_init(struct net_device *ndev, struct platform_device *pdev)
{ … }

void ravb_ptp_stop(struct net_device *ndev)
{ … }