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>
19 #include <linux/types.h>
21 struct hidraw_report_descriptor
{
23 __u8 value
[HID_MAX_DESCRIPTOR_SIZE
];
26 struct hidraw_devinfo
{
33 #define HIDIOCGRDESCSIZE _IOR('H', 0x01, int)
34 #define HIDIOCGRDESC _IOR('H', 0x02, struct hidraw_report_descriptor)
35 #define HIDIOCGRAWINFO _IOR('H', 0x03, struct hidraw_devinfo)
36 #define HIDIOCGRAWNAME(len) _IOC(_IOC_READ, 'H', 0x04, len)
37 #define HIDIOCGRAWPHYS(len) _IOC(_IOC_READ, 'H', 0x05, len)
38 /* The first byte of SFEATURE and GFEATURE is the report number */
39 #define HIDIOCSFEATURE(len) _IOC(_IOC_WRITE|_IOC_READ, 'H', 0x06, len)
40 #define HIDIOCGFEATURE(len) _IOC(_IOC_WRITE|_IOC_READ, 'H', 0x07, len)
42 #define HIDRAW_FIRST_MINOR 0
43 #define HIDRAW_MAX_DEVICES 64
44 /* number of reports to buffer */
45 #define HIDRAW_BUFFER_SIZE 64
48 /* kernel-only API declarations */
55 wait_queue_head_t wait
;
56 struct hid_device
*hid
;
58 struct list_head list
;
61 struct hidraw_report
{
67 struct hidraw_report buffer
[HIDRAW_BUFFER_SIZE
];
70 struct fasync_struct
*fasync
;
71 struct hidraw
*hidraw
;
72 struct list_head node
;
73 struct mutex read_mutex
;
77 int hidraw_init(void);
78 void hidraw_exit(void);
79 void hidraw_report_event(struct hid_device
*, u8
*, int);
80 int hidraw_connect(struct hid_device
*);
81 void hidraw_disconnect(struct hid_device
*);
83 static inline int hidraw_init(void) { return 0; }
84 static inline void hidraw_exit(void) { }
85 static inline void hidraw_report_event(struct hid_device
*hid
, u8
*data
, int len
) { }
86 static inline int hidraw_connect(struct hid_device
*hid
) { return -1; }
87 static inline void hidraw_disconnect(struct hid_device
*hid
) { }
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