linux-headers (unknown)
1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2 /*
3 * Copyright (c) 1999 Andreas Gal
4 * Copyright (c) 2000-2001 Vojtech Pavlik
5 * Copyright (c) 2006-2007 Jiri Kosina
6 */
7 /*
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *
22 * Should you need to contact me, the author, you can do so either by
23 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
24 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
25 */
26 #ifndef __HID_H
27 #define __HID_H
28
29
30
31 /*
32 * USB HID (Human Interface Device) interface class code
33 */
34
35 #define USB_INTERFACE_CLASS_HID 3
36
37 /*
38 * USB HID interface subclass and protocol codes
39 */
40
41 #define USB_INTERFACE_SUBCLASS_BOOT 1
42 #define USB_INTERFACE_PROTOCOL_KEYBOARD 1
43 #define USB_INTERFACE_PROTOCOL_MOUSE 2
44
45 /*
46 * HID report types --- Ouch! HID spec says 1 2 3!
47 */
48
49 enum hid_report_type {
50 HID_INPUT_REPORT = 0,
51 HID_OUTPUT_REPORT = 1,
52 HID_FEATURE_REPORT = 2,
53
54 HID_REPORT_TYPES,
55 };
56
57 /*
58 * HID class requests
59 */
60
61 enum hid_class_request {
62 HID_REQ_GET_REPORT = 0x01,
63 HID_REQ_GET_IDLE = 0x02,
64 HID_REQ_GET_PROTOCOL = 0x03,
65 HID_REQ_SET_REPORT = 0x09,
66 HID_REQ_SET_IDLE = 0x0A,
67 HID_REQ_SET_PROTOCOL = 0x0B,
68 };
69
70 /*
71 * HID class descriptor types
72 */
73
74 #define HID_DT_HID (USB_TYPE_CLASS | 0x01)
75 #define HID_DT_REPORT (USB_TYPE_CLASS | 0x02)
76 #define HID_DT_PHYSICAL (USB_TYPE_CLASS | 0x03)
77
78 #define HID_MAX_DESCRIPTOR_SIZE 4096
79
80
81 #endif /* __HID_H */
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