277 static void gs_usb_receive_bulk_callback(struct urb *urb)  in gs_usb_receive_bulk_callback()  argument
279 	struct gs_usb *usbcan = urb->context;  in gs_usb_receive_bulk_callback()
284 	struct gs_host_frame *hf = urb->transfer_buffer;  in gs_usb_receive_bulk_callback()
291 	switch (urb->status) {  in gs_usb_receive_bulk_callback()
374 	usb_fill_bulk_urb(urb,  in gs_usb_receive_bulk_callback()
383 	rc = usb_submit_urb(urb, GFP_ATOMIC);  in gs_usb_receive_bulk_callback()
432 static void gs_usb_xmit_callback(struct urb *urb)  in gs_usb_xmit_callback()  argument
434 	struct gs_tx_context *txc = urb->context;  in gs_usb_xmit_callback()
438 	if (urb->status)  in gs_usb_xmit_callback()
441 	usb_free_coherent(urb->dev,  in gs_usb_xmit_callback()
442 			  urb->transfer_buffer_length,  in gs_usb_xmit_callback()
443 			  urb->transfer_buffer,  in gs_usb_xmit_callback()
444 			  urb->transfer_dma);  in gs_usb_xmit_callback()
459 	struct urb *urb;  in gs_can_start_xmit()  local
475 	urb = usb_alloc_urb(0, GFP_ATOMIC);  in gs_can_start_xmit()
476 	if (!urb) {  in gs_can_start_xmit()
482 				&urb->transfer_dma);  in gs_can_start_xmit()
504 	usb_fill_bulk_urb(urb, dev->udev,  in gs_can_start_xmit()
511 	urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in gs_can_start_xmit()
512 	usb_anchor_urb(urb, &dev->tx_submitted);  in gs_can_start_xmit()
518 	rc = usb_submit_urb(urb, GFP_ATOMIC);  in gs_can_start_xmit()
525 		usb_unanchor_urb(urb);  in gs_can_start_xmit()
529 				  urb->transfer_dma);  in gs_can_start_xmit()
545 	usb_free_urb(urb);  in gs_can_start_xmit()
553 			  urb->transfer_dma);  in gs_can_start_xmit()
555 	usb_free_urb(urb);  in gs_can_start_xmit()
578 			struct urb *urb;  in gs_can_open()  local
582 			urb = usb_alloc_urb(0, GFP_KERNEL);  in gs_can_open()
583 			if (!urb) {  in gs_can_open()
593 						 &urb->transfer_dma);  in gs_can_open()
597 				usb_free_urb(urb);  in gs_can_open()
602 			usb_fill_bulk_urb(urb,  in gs_can_open()
610 			urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in gs_can_open()
612 			usb_anchor_urb(urb, &parent->rx_submitted);  in gs_can_open()
614 			rc = usb_submit_urb(urb, GFP_KERNEL);  in gs_can_open()
623 				usb_unanchor_urb(urb);  in gs_can_open()
630 			usb_free_urb(urb);  in gs_can_open()