 607ca46e97
			
		
	
	
	607ca46e97
	
	
	
		
			
			Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
		
			
				
	
	
		
			70 lines
		
	
	
	
		
			1.6 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			70 lines
		
	
	
	
		
			1.6 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef __LINUX_UVCVIDEO_H_
 | |
| #define __LINUX_UVCVIDEO_H_
 | |
| 
 | |
| #include <linux/ioctl.h>
 | |
| #include <linux/types.h>
 | |
| 
 | |
| /*
 | |
|  * Dynamic controls
 | |
|  */
 | |
| 
 | |
| /* Data types for UVC control data */
 | |
| #define UVC_CTRL_DATA_TYPE_RAW		0
 | |
| #define UVC_CTRL_DATA_TYPE_SIGNED	1
 | |
| #define UVC_CTRL_DATA_TYPE_UNSIGNED	2
 | |
| #define UVC_CTRL_DATA_TYPE_BOOLEAN	3
 | |
| #define UVC_CTRL_DATA_TYPE_ENUM		4
 | |
| #define UVC_CTRL_DATA_TYPE_BITMASK	5
 | |
| 
 | |
| /* Control flags */
 | |
| #define UVC_CTRL_FLAG_SET_CUR		(1 << 0)
 | |
| #define UVC_CTRL_FLAG_GET_CUR		(1 << 1)
 | |
| #define UVC_CTRL_FLAG_GET_MIN		(1 << 2)
 | |
| #define UVC_CTRL_FLAG_GET_MAX		(1 << 3)
 | |
| #define UVC_CTRL_FLAG_GET_RES		(1 << 4)
 | |
| #define UVC_CTRL_FLAG_GET_DEF		(1 << 5)
 | |
| /* Control should be saved at suspend and restored at resume. */
 | |
| #define UVC_CTRL_FLAG_RESTORE		(1 << 6)
 | |
| /* Control can be updated by the camera. */
 | |
| #define UVC_CTRL_FLAG_AUTO_UPDATE	(1 << 7)
 | |
| 
 | |
| #define UVC_CTRL_FLAG_GET_RANGE \
 | |
| 	(UVC_CTRL_FLAG_GET_CUR | UVC_CTRL_FLAG_GET_MIN | \
 | |
| 	 UVC_CTRL_FLAG_GET_MAX | UVC_CTRL_FLAG_GET_RES | \
 | |
| 	 UVC_CTRL_FLAG_GET_DEF)
 | |
| 
 | |
| struct uvc_menu_info {
 | |
| 	__u32 value;
 | |
| 	__u8 name[32];
 | |
| };
 | |
| 
 | |
| struct uvc_xu_control_mapping {
 | |
| 	__u32 id;
 | |
| 	__u8 name[32];
 | |
| 	__u8 entity[16];
 | |
| 	__u8 selector;
 | |
| 
 | |
| 	__u8 size;
 | |
| 	__u8 offset;
 | |
| 	__u32 v4l2_type;
 | |
| 	__u32 data_type;
 | |
| 
 | |
| 	struct uvc_menu_info __user *menu_info;
 | |
| 	__u32 menu_count;
 | |
| 
 | |
| 	__u32 reserved[4];
 | |
| };
 | |
| 
 | |
| struct uvc_xu_control_query {
 | |
| 	__u8 unit;
 | |
| 	__u8 selector;
 | |
| 	__u8 query;		/* Video Class-Specific Request Code, */
 | |
| 				/* defined in linux/usb/video.h A.8.  */
 | |
| 	__u16 size;
 | |
| 	__u8 __user *data;
 | |
| };
 | |
| 
 | |
| #define UVCIOC_CTRL_MAP		_IOWR('u', 0x20, struct uvc_xu_control_mapping)
 | |
| #define UVCIOC_CTRL_QUERY	_IOWR('u', 0x21, struct uvc_xu_control_query)
 | |
| 
 | |
| #endif
 |