include/uapi/linux/virtio_input.h

   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 */