28 static int __uvc_query_ctrl(struct uvc_device *dev, u8 query, u8 unit,  in __uvc_query_ctrl()  argument
35 	pipe = (query & 0x80) ? usb_rcvctrlpipe(dev->udev, 0)  in __uvc_query_ctrl()
37 	type |= (query & 0x80) ? USB_DIR_IN : USB_DIR_OUT;  in __uvc_query_ctrl()
39 	return usb_control_msg(dev->udev, pipe, query, type, cs << 8,  in __uvc_query_ctrl()
43 static const char *uvc_query_name(u8 query)  in uvc_query_name()  argument
45 	switch (query) {  in uvc_query_name()
67 int uvc_query_ctrl(struct uvc_device *dev, u8 query, u8 unit,  in uvc_query_ctrl()  argument
74 	ret = __uvc_query_ctrl(dev, query, unit, intfnum, cs, data, size,  in uvc_query_ctrl()
81 		   uvc_query_name(query), cs, unit, ret, size);  in uvc_query_ctrl()
216 	struct uvc_streaming_control *ctrl, int probe, u8 query)  in uvc_get_video_ctrl()  argument
223 			query == UVC_GET_DEF)  in uvc_get_video_ctrl()
230 	ret = __uvc_query_ctrl(stream->dev, query, 0, stream->intfnum,  in uvc_get_video_ctrl()
234 	if ((query == UVC_GET_MIN || query == UVC_GET_MAX) && ret == 2) {  in uvc_get_video_ctrl()
246 	} else if (query == UVC_GET_DEF && probe == 1 && ret != size) {  in uvc_get_video_ctrl()
258 			"%d (exp. %u).\n", query, probe ? "probe" : "commit",  in uvc_get_video_ctrl()