1#ifndef _LINUX_VIRTIO_INPUT_H
2#define _LINUX_VIRTIO_INPUT_H
3/* This header is BSD licensed so anyone can use the definitions to implement
4 * compatible drivers/servers.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of IBM nor the names of its contributors
15 *    may be used to endorse or promote products derived from this software
16 *    without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
20 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL IBM OR
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
24 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
27 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE. */
29
30#include <linux/types.h>
31
32enum virtio_input_config_select {
33	VIRTIO_INPUT_CFG_UNSET      = 0x00,
34	VIRTIO_INPUT_CFG_ID_NAME    = 0x01,
35	VIRTIO_INPUT_CFG_ID_SERIAL  = 0x02,
36	VIRTIO_INPUT_CFG_ID_DEVIDS  = 0x03,
37	VIRTIO_INPUT_CFG_PROP_BITS  = 0x10,
38	VIRTIO_INPUT_CFG_EV_BITS    = 0x11,
39	VIRTIO_INPUT_CFG_ABS_INFO   = 0x12,
40};
41
42struct virtio_input_absinfo {
43	__le32 min;
44	__le32 max;
45	__le32 fuzz;
46	__le32 flat;
47	__le32 res;
48};
49
50struct virtio_input_devids {
51	__le16 bustype;
52	__le16 vendor;
53	__le16 product;
54	__le16 version;
55};
56
57struct virtio_input_config {
58	__u8    select;
59	__u8    subsel;
60	__u8    size;
61	__u8    reserved[5];
62	union {
63		char string[128];
64		__u8 bitmap[128];
65		struct virtio_input_absinfo abs;
66		struct virtio_input_devids ids;
67	} u;
68};
69
70struct virtio_input_event {
71	__le16 type;
72	__le16 code;
73	__le32 value;
74};
75
76#endif /* _LINUX_VIRTIO_INPUT_H */
77