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 struct uvc_request_data {
25 	__s32 length;
26 	__u8 data[60];
27 };
28 
29 struct uvc_event {
30 	union {
31 		enum usb_device_speed speed;
32 		struct usb_ctrlrequest req;
33 		struct uvc_request_data data;
34 	};
35 };
36 
37 #define UVCIOC_SEND_RESPONSE		_IOW('U', 1, struct uvc_request_data)
38 
39 #endif /* __LINUX_USB_G_UVC_H */
40