1/*
2 *  Copyright (c) 2007 Jiri Kosina
3 */
4/*
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
8 *
9 * You should have received a copy of the GNU General Public License along with
10 * this program; if not, write to the Free Software Foundation, Inc.,
11 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
12 */
13#ifndef _HIDRAW_H
14#define _HIDRAW_H
15
16#include <uapi/linux/hidraw.h>
17
18
19struct hidraw {
20	unsigned int minor;
21	int exist;
22	int open;
23	wait_queue_head_t wait;
24	struct hid_device *hid;
25	struct device *dev;
26	spinlock_t list_lock;
27	struct list_head list;
28};
29
30struct hidraw_report {
31	__u8 *value;
32	int len;
33};
34
35struct hidraw_list {
36	struct hidraw_report buffer[HIDRAW_BUFFER_SIZE];
37	int head;
38	int tail;
39	struct fasync_struct *fasync;
40	struct hidraw *hidraw;
41	struct list_head node;
42	struct mutex read_mutex;
43};
44
45#ifdef CONFIG_HIDRAW
46int hidraw_init(void);
47void hidraw_exit(void);
48int hidraw_report_event(struct hid_device *, u8 *, int);
49int hidraw_connect(struct hid_device *);
50void hidraw_disconnect(struct hid_device *);
51#else
52static inline int hidraw_init(void) { return 0; }
53static inline void hidraw_exit(void) { }
54static inline int hidraw_report_event(struct hid_device *hid, u8 *data, int len) { return 0; }
55static inline int hidraw_connect(struct hid_device *hid) { return -1; }
56static inline void hidraw_disconnect(struct hid_device *hid) { }
57#endif
58
59#endif
60