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Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211
[mirror_ubuntu-artful-kernel.git] / include / linux / hidraw.h
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
19 struct 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 struct list_head list;
27 };
28
29 struct hidraw_report {
30 __u8 *value;
31 int len;
32 };
33
34 struct hidraw_list {
35 struct hidraw_report buffer[HIDRAW_BUFFER_SIZE];
36 int head;
37 int tail;
38 struct fasync_struct *fasync;
39 struct hidraw *hidraw;
40 struct list_head node;
41 struct mutex read_mutex;
42 };
43
44 #ifdef CONFIG_HIDRAW
45 int hidraw_init(void);
46 void hidraw_exit(void);
47 int hidraw_report_event(struct hid_device *, u8 *, int);
48 int hidraw_connect(struct hid_device *);
49 void hidraw_disconnect(struct hid_device *);
50 #else
51 static inline int hidraw_init(void) { return 0; }
52 static inline void hidraw_exit(void) { }
53 static inline int hidraw_report_event(struct hid_device *hid, u8 *data, int len) { return 0; }
54 static inline int hidraw_connect(struct hid_device *hid) { return -1; }
55 static inline void hidraw_disconnect(struct hid_device *hid) { }
56 #endif
57
58 #endif