510 static void usb_8dev_read_bulk_callback(struct urb *urb)  in usb_8dev_read_bulk_callback()  argument
512 	struct usb_8dev_priv *priv = urb->context;  in usb_8dev_read_bulk_callback()
522 	switch (urb->status) {  in usb_8dev_read_bulk_callback()
532 			 urb->status);  in usb_8dev_read_bulk_callback()
536 	while (pos < urb->actual_length) {  in usb_8dev_read_bulk_callback()
539 		if (pos + sizeof(struct usb_8dev_rx_msg) > urb->actual_length) {  in usb_8dev_read_bulk_callback()
544 		msg = (struct usb_8dev_rx_msg *)(urb->transfer_buffer + pos);  in usb_8dev_read_bulk_callback()
551 	usb_fill_bulk_urb(urb, priv->udev,  in usb_8dev_read_bulk_callback()
553 			  urb->transfer_buffer, RX_BUFFER_SIZE,  in usb_8dev_read_bulk_callback()
556 	retval = usb_submit_urb(urb, GFP_ATOMIC);  in usb_8dev_read_bulk_callback()
570 static void usb_8dev_write_bulk_callback(struct urb *urb)  in usb_8dev_write_bulk_callback()  argument
572 	struct usb_8dev_tx_urb_context *context = urb->context;  in usb_8dev_write_bulk_callback()
582 	usb_free_coherent(urb->dev, urb->transfer_buffer_length,  in usb_8dev_write_bulk_callback()
583 			  urb->transfer_buffer, urb->transfer_dma);  in usb_8dev_write_bulk_callback()
590 	if (urb->status)  in usb_8dev_write_bulk_callback()
592 			 urb->status);  in usb_8dev_write_bulk_callback()
615 	struct urb *urb;  in usb_8dev_start_xmit()  local
625 	urb = usb_alloc_urb(0, GFP_ATOMIC);  in usb_8dev_start_xmit()
626 	if (!urb) {  in usb_8dev_start_xmit()
632 				 &urb->transfer_dma);  in usb_8dev_start_xmit()
672 	usb_fill_bulk_urb(urb, priv->udev,  in usb_8dev_start_xmit()
675 	urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in usb_8dev_start_xmit()
676 	usb_anchor_urb(urb, &priv->tx_submitted);  in usb_8dev_start_xmit()
682 	err = usb_submit_urb(urb, GFP_ATOMIC);  in usb_8dev_start_xmit()
692 	usb_free_urb(urb);  in usb_8dev_start_xmit()
697 	usb_free_coherent(priv->udev, size, buf, urb->transfer_dma);  in usb_8dev_start_xmit()
698 	usb_free_urb(urb);  in usb_8dev_start_xmit()
707 	usb_unanchor_urb(urb);  in usb_8dev_start_xmit()
708 	usb_free_coherent(priv->udev, size, buf, urb->transfer_dma);  in usb_8dev_start_xmit()
718 	usb_free_urb(urb);  in usb_8dev_start_xmit()
745 		struct urb *urb = NULL;  in usb_8dev_start()  local
749 		urb = usb_alloc_urb(0, GFP_KERNEL);  in usb_8dev_start()
750 		if (!urb) {  in usb_8dev_start()
757 					 &urb->transfer_dma);  in usb_8dev_start()
760 			usb_free_urb(urb);  in usb_8dev_start()
765 		usb_fill_bulk_urb(urb, priv->udev,  in usb_8dev_start()
770 		urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in usb_8dev_start()
771 		usb_anchor_urb(urb, &priv->rx_submitted);  in usb_8dev_start()
773 		err = usb_submit_urb(urb, GFP_KERNEL);  in usb_8dev_start()
775 			usb_unanchor_urb(urb);  in usb_8dev_start()
777 					  urb->transfer_dma);  in usb_8dev_start()
778 			usb_free_urb(urb);  in usb_8dev_start()
783 		usb_free_urb(urb);  in usb_8dev_start()