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 */
43
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