1#ifndef _LINUX_CDEV_H
2#define _LINUX_CDEV_H
3
4#include <linux/kobject.h>
5#include <linux/kdev_t.h>
6#include <linux/list.h>
7
8struct file_operations;
9struct inode;
10struct module;
11
12struct cdev {
13	struct kobject kobj;
14	struct module *owner;
15	const struct file_operations *ops;
16	struct list_head list;
17	dev_t dev;
18	unsigned int count;
19};
20
21void cdev_init(struct cdev *, const struct file_operations *);
22
23struct cdev *cdev_alloc(void);
24
25void cdev_put(struct cdev *p);
26
27int cdev_add(struct cdev *, dev_t, unsigned);
28
29void cdev_del(struct cdev *);
30
31void cd_forget(struct inode *);
32
33#endif
34