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 uint32_t min; 44 uint32_t max; 45 uint32_t fuzz; 46 uint32_t flat; 47 uint32_t res; 48 }; 49 50 struct virtio_input_devids { 51 uint16_t bustype; 52 uint16_t vendor; 53 uint16_t product; 54 uint16_t version; 55 }; 56 57 struct virtio_input_config { 58 uint8_t select; 59 uint8_t subsel; 60 uint8_t size; 61 uint8_t reserved[5]; 62 union { 63 char string[128]; 64 uint8_t bitmap[128]; 65 struct virtio_input_absinfo abs; 66 struct virtio_input_devids ids; 67 } u; 68 }; 69 70 struct virtio_input_event { 71 uint16_t type; 72 uint16_t code; 73 uint32_t value; 74 }; 75 76 #endif /* _LINUX_VIRTIO_INPUT_H */ 77