514 static void usb_8dev_read_bulk_callback(struct urb *urb)  in usb_8dev_read_bulk_callback()  argument
516 	struct usb_8dev_priv *priv = urb->context;  in usb_8dev_read_bulk_callback()
526 	switch (urb->status) {  in usb_8dev_read_bulk_callback()
536 			 urb->status);  in usb_8dev_read_bulk_callback()
540 	while (pos < urb->actual_length) {  in usb_8dev_read_bulk_callback()
543 		if (pos + sizeof(struct usb_8dev_rx_msg) > urb->actual_length) {  in usb_8dev_read_bulk_callback()
548 		msg = (struct usb_8dev_rx_msg *)(urb->transfer_buffer + pos);  in usb_8dev_read_bulk_callback()
555 	usb_fill_bulk_urb(urb, priv->udev,  in usb_8dev_read_bulk_callback()
557 			  urb->transfer_buffer, RX_BUFFER_SIZE,  in usb_8dev_read_bulk_callback()
560 	retval = usb_submit_urb(urb, GFP_ATOMIC);  in usb_8dev_read_bulk_callback()
574 static void usb_8dev_write_bulk_callback(struct urb *urb)  in usb_8dev_write_bulk_callback()  argument
576 	struct usb_8dev_tx_urb_context *context = urb->context;  in usb_8dev_write_bulk_callback()
586 	usb_free_coherent(urb->dev, urb->transfer_buffer_length,  in usb_8dev_write_bulk_callback()
587 			  urb->transfer_buffer, urb->transfer_dma);  in usb_8dev_write_bulk_callback()
594 	if (urb->status)  in usb_8dev_write_bulk_callback()
596 			 urb->status);  in usb_8dev_write_bulk_callback()
619 	struct urb *urb;  in usb_8dev_start_xmit()  local
629 	urb = usb_alloc_urb(0, GFP_ATOMIC);  in usb_8dev_start_xmit()
630 	if (!urb) {  in usb_8dev_start_xmit()
636 				 &urb->transfer_dma);  in usb_8dev_start_xmit()
676 	usb_fill_bulk_urb(urb, priv->udev,  in usb_8dev_start_xmit()
679 	urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in usb_8dev_start_xmit()
680 	usb_anchor_urb(urb, &priv->tx_submitted);  in usb_8dev_start_xmit()
686 	err = usb_submit_urb(urb, GFP_ATOMIC);  in usb_8dev_start_xmit()
696 	usb_free_urb(urb);  in usb_8dev_start_xmit()
701 	usb_free_coherent(priv->udev, size, buf, urb->transfer_dma);  in usb_8dev_start_xmit()
702 	usb_free_urb(urb);  in usb_8dev_start_xmit()
711 	usb_unanchor_urb(urb);  in usb_8dev_start_xmit()
712 	usb_free_coherent(priv->udev, size, buf, urb->transfer_dma);  in usb_8dev_start_xmit()
722 	usb_free_urb(urb);  in usb_8dev_start_xmit()
749 		struct urb *urb = NULL;  in usb_8dev_start()  local
753 		urb = usb_alloc_urb(0, GFP_KERNEL);  in usb_8dev_start()
754 		if (!urb) {  in usb_8dev_start()
761 					 &urb->transfer_dma);  in usb_8dev_start()
764 			usb_free_urb(urb);  in usb_8dev_start()
769 		usb_fill_bulk_urb(urb, priv->udev,  in usb_8dev_start()
774 		urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in usb_8dev_start()
775 		usb_anchor_urb(urb, &priv->rx_submitted);  in usb_8dev_start()
777 		err = usb_submit_urb(urb, GFP_KERNEL);  in usb_8dev_start()
779 			usb_unanchor_urb(urb);  in usb_8dev_start()
781 					  urb->transfer_dma);  in usb_8dev_start()
782 			usb_free_urb(urb);  in usb_8dev_start()
787 		usb_free_urb(urb);  in usb_8dev_start()