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
32 enum 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
42 struct virtio_input_absinfo {
43 __u32 min;
44 __u32 max;
45 __u32 fuzz;
46 __u32 flat;
47 __u32 res;
48 };
49
50 struct virtio_input_devids {
51 __u16 bustype;
52 __u16 vendor;
53 __u16 product;
54 __u16 version;
55 };
56
57 struct 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
70 struct virtio_input_event {
71 __le16 type;
72 __le16 code;
73 __le32 value;
74 };
75
76 #endif /* _LINUX_VIRTIO_INPUT_H */