1#ifndef __LINUX_PHONEDEV_H 2#define __LINUX_PHONEDEV_H 3 4#include <linux/types.h> 5#include <linux/version.h> 6 7#ifdef __KERNEL__ 8 9#include <linux/poll.h> 10 11struct phone_device { 12 struct phone_device *next; 13 struct file_operations *f_op; 14 int (*open) (struct phone_device *, struct file *); 15 int board; /* Device private index */ 16 int minor; 17}; 18 19extern int phonedev_init(void); 20#define PHONE_MAJOR 100 21extern int phone_register_device(struct phone_device *, int unit); 22#define PHONE_UNIT_ANY -1 23extern void phone_unregister_device(struct phone_device *); 24 25#endif 26#endif 27