include/uapi/linux/usb/g_uvc.h

   1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
   2 /*
   3  * g_uvc.h  --  USB Video Class Gadget driver API
   4  *
   5  * Copyright (C) 2009-2010 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
   6  */
   7
   8 #ifndef __LINUX_USB_G_UVC_H
   9 #define __LINUX_USB_G_UVC_H
  10
  11 #include <linux/ioctl.h>
  12 #include <linux/types.h>
  13 #include <linux/usb/ch9.h>
  14
  15 #define UVC_EVENT_FIRST                 (V4L2_EVENT_PRIVATE_START + 0)
  16 #define UVC_EVENT_CONNECT               (V4L2_EVENT_PRIVATE_START + 0)
  17 #define UVC_EVENT_DISCONNECT            (V4L2_EVENT_PRIVATE_START + 1)
  18 #define UVC_EVENT_STREAMON              (V4L2_EVENT_PRIVATE_START + 2)
  19 #define UVC_EVENT_STREAMOFF             (V4L2_EVENT_PRIVATE_START + 3)
  20 #define UVC_EVENT_SETUP                 (V4L2_EVENT_PRIVATE_START + 4)
  21 #define UVC_EVENT_DATA                  (V4L2_EVENT_PRIVATE_START + 5)
  22 #define UVC_EVENT_LAST                  (V4L2_EVENT_PRIVATE_START + 5)
  23
  24 #define UVC_STRING_CONTROL_IDX                  0
  25 #define UVC_STRING_STREAMING_IDX                1
  26
  27 struct uvc_request_data {
  28         __s32 length;
  29         __u8 data[60];
  30 };
  31
  32 struct uvc_event {
  33         union {
  34                 enum usb_device_speed speed;
  35                 struct usb_ctrlrequest req;
  36                 struct uvc_request_data data;
  37         };
  38 };
  39
  40 #define UVCIOC_SEND_RESPONSE            _IOW('U', 1, struct uvc_request_data)
  41
  42 #endif /* __LINUX_USB_G_UVC_H */