linux/drivers/isdn/mISDN/timerdev.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 *
 * general timer device for using in ISDN stacks
 *
 * Author	Karsten Keil <[email protected]>
 *
 * Copyright 2008  by Karsten Keil <[email protected]>
 */

#include <linux/poll.h>
#include <linux/vmalloc.h>
#include <linux/slab.h>
#include <linux/timer.h>
#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/mISDNif.h>
#include <linux/mutex.h>
#include <linux/sched/signal.h>

#include "core.h"

static DEFINE_MUTEX(mISDN_mutex);
static u_int	*debug;


struct mISDNtimerdev { … };

struct mISDNtimer { … };

static int
mISDN_open(struct inode *ino, struct file *filep)
{ … }

static int
mISDN_close(struct inode *ino, struct file *filep)
{ … }

static ssize_t
mISDN_read(struct file *filep, char __user *buf, size_t count, loff_t *off)
{ … }

static __poll_t
mISDN_poll(struct file *filep, poll_table *wait)
{ … }

static void
dev_expire_timer(struct timer_list *t)
{ … }

static int
misdn_add_timer(struct mISDNtimerdev *dev, int timeout)
{ … }

static int
misdn_del_timer(struct mISDNtimerdev *dev, int id)
{ … }

static long
mISDN_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
{ … }

static const struct file_operations mISDN_fops = …;

static struct miscdevice mISDNtimer = …;

int
mISDN_inittimer(u_int *deb)
{ … }

void mISDN_timer_cleanup(void)
{ … }