5 * Copyright (c) 2007 Jiri Kosina
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms and conditions of the GNU General Public License,
11 * version 2, as published by the Free Software Foundation.
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18 #include <linux/hid.h>
20 struct hidraw_report_descriptor {
22 __u8 value[HID_MAX_DESCRIPTOR_SIZE];
25 struct hidraw_devinfo {
32 #define HIDIOCGRDESCSIZE _IOR('H', 0x01, int)
33 #define HIDIOCGRDESC _IOR('H', 0x02, struct hidraw_report_descriptor)
34 #define HIDIOCGRAWINFO _IOR('H', 0x03, struct hidraw_devinfo)
36 #define HIDRAW_FIRST_MINOR 0
37 #define HIDRAW_MAX_DEVICES 64
38 /* number of reports to buffer */
39 #define HIDRAW_BUFFER_SIZE 64
42 /* kernel-only API declarations */
49 wait_queue_head_t wait;
50 struct hid_device *hid;
52 struct list_head list;
55 struct hidraw_report {
61 struct hidraw_report buffer[HIDRAW_BUFFER_SIZE];
64 struct fasync_struct *fasync;
65 struct hidraw *hidraw;
66 struct list_head node;
67 struct mutex read_mutex;
71 int hidraw_init(void);
72 void hidraw_exit(void);
73 void hidraw_report_event(struct hid_device *, u8 *, int);
74 int hidraw_connect(struct hid_device *);
75 void hidraw_disconnect(struct hid_device *);
77 static inline int hidraw_init(void) { return 0; }
78 static inline void hidraw_exit(void) { }
79 static inline void hidraw_report_event(struct hid_device *hid, u8 *data, int len) { }
80 static inline int hidraw_connect(struct hid_device *hid) { return -1; }
81 static inline void hidraw_disconnect(struct hid_device *hid) { }