linux/drivers/greybus/svc_watchdog.c

// SPDX-License-Identifier: GPL-2.0
/*
 * SVC Greybus "watchdog" driver.
 *
 * Copyright 2016 Google Inc.
 */

#include <linux/delay.h>
#include <linux/suspend.h>
#include <linux/workqueue.h>
#include <linux/greybus.h>

#define SVC_WATCHDOG_PERIOD …

struct gb_svc_watchdog { … };

static struct delayed_work reset_work;

static int svc_watchdog_pm_notifier(struct notifier_block *notifier,
				    unsigned long pm_event, void *unused)
{ … }

static void greybus_reset(struct work_struct *work)
{ … }

static void do_work(struct work_struct *work)
{ … }

int gb_svc_watchdog_create(struct gb_svc *svc)
{ … }

void gb_svc_watchdog_destroy(struct gb_svc *svc)
{ … }

bool gb_svc_watchdog_enabled(struct gb_svc *svc)
{ … }

int gb_svc_watchdog_enable(struct gb_svc *svc)
{ … }

int gb_svc_watchdog_disable(struct gb_svc *svc)
{ … }