197 		if (dev->isobufs[i].urb) {  in stk_start_stream()
198 			ret = usb_submit_urb(dev->isobufs[i].urb, GFP_KERNEL);  in stk_start_stream()
217 				if (dev->isobufs[i].urb)  in stk_stop_stream()
218 					usb_kill_urb(dev->isobufs[i].urb);  in stk_stop_stream()
297 static void stk_isoc_handler(struct urb *urb)  in stk_isoc_handler()  argument
310 	dev = (struct stk_camera *) urb->context;  in stk_isoc_handler()
317 	if (urb->status == -ENOENT || urb->status == -ECONNRESET  in stk_isoc_handler()
318 		|| urb->status == -ESHUTDOWN) {  in stk_isoc_handler()
325 	if (urb->status != -EINPROGRESS && urb->status != 0) {  in stk_isoc_handler()
326 		STK_ERROR("isoc_handler: urb->status == %d\n", urb->status);  in stk_isoc_handler()
340 	for (i = 0; i < urb->number_of_packets; i++) {  in stk_isoc_handler()
341 		if (urb->iso_frame_desc[i].status != 0) {  in stk_isoc_handler()
342 			if (urb->iso_frame_desc[i].status != -EXDEV)  in stk_isoc_handler()
344 					urb->iso_frame_desc[i].status);  in stk_isoc_handler()
347 		framelen = urb->iso_frame_desc[i].actual_length;  in stk_isoc_handler()
348 		iso_buf = urb->transfer_buffer + urb->iso_frame_desc[i].offset;  in stk_isoc_handler()
412 	urb->dev = dev->udev;  in stk_isoc_handler()
413 	ret = usb_submit_urb(urb, GFP_ATOMIC);  in stk_isoc_handler()
426 	struct urb *urb;  in stk_prepare_iso()  local
453 		if (dev->isobufs[i].urb == NULL) {  in stk_prepare_iso()
454 			urb = usb_alloc_urb(ISO_FRAMES_PER_DESC, GFP_KERNEL);  in stk_prepare_iso()
455 			if (urb == NULL) {  in stk_prepare_iso()
459 			dev->isobufs[i].urb = urb;  in stk_prepare_iso()
462 			usb_kill_urb(dev->isobufs[i].urb);  in stk_prepare_iso()
463 			urb = dev->isobufs[i].urb;  in stk_prepare_iso()
465 		urb->interval = 1;  in stk_prepare_iso()
466 		urb->dev = udev;  in stk_prepare_iso()
467 		urb->pipe = usb_rcvisocpipe(udev, dev->isoc_ep);  in stk_prepare_iso()
468 		urb->transfer_flags = URB_ISO_ASAP;  in stk_prepare_iso()
469 		urb->transfer_buffer = dev->isobufs[i].data;  in stk_prepare_iso()
470 		urb->transfer_buffer_length = ISO_BUFFER_SIZE;  in stk_prepare_iso()
471 		urb->complete = stk_isoc_handler;  in stk_prepare_iso()
472 		urb->context = dev;  in stk_prepare_iso()
473 		urb->start_frame = 0;  in stk_prepare_iso()
474 		urb->number_of_packets = ISO_FRAMES_PER_DESC;  in stk_prepare_iso()
477 			urb->iso_frame_desc[j].offset = j * ISO_MAX_FRAME_SIZE;  in stk_prepare_iso()
478 			urb->iso_frame_desc[j].length = ISO_MAX_FRAME_SIZE;  in stk_prepare_iso()
487 	for (i = 0; i < MAX_ISO_BUFS && dev->isobufs[i].urb; i++)  in stk_prepare_iso()
488 		usb_free_urb(dev->isobufs[i].urb);  in stk_prepare_iso()
502 		struct urb *urb;  in stk_clean_iso()  local
504 		urb = dev->isobufs[i].urb;  in stk_clean_iso()
505 		if (urb) {  in stk_clean_iso()
507 				usb_kill_urb(urb);  in stk_clean_iso()
508 			usb_free_urb(urb);  in stk_clean_iso()