UVC_STREAM_STI   1448 drivers/media/usb/gspca/ov534.c #define UVC_STREAM_STI	(1 << 5)
UVC_STREAM_STI   1620 drivers/media/usb/gspca/ov534_9.c #define UVC_STREAM_STI	(1 << 5)
UVC_STREAM_STI    168 include/uapi/linux/usb/video.h #define UVC_STREAM_STI					(1 << 5)