343 		struct urb *rcv_urb;  in usbd_rcv_complete()
386 		struct urb *tx_urb;  in usbd_tx_complete()
443 void urb_detach (struct urb *urb)  in urb_detach()  argument
445 	if (urb) {  in urb_detach()
446 		urb_link *ul = &urb->link;  in urb_detach()
475 struct urb *first_urb (urb_link * hd)  in first_urb()
482 	return (p2surround (struct urb, link, nx));  in first_urb()
490 struct urb *first_urb_detached (urb_link * hd)  in first_urb_detached()
492 	struct urb *urb;  in first_urb_detached()  local
493 	if ((urb = first_urb (hd))) {  in first_urb_detached()
494 		urb_detach (urb);  in first_urb_detached()
496 	return urb;  in first_urb_detached()
505 void urb_append (urb_link * hd, struct urb *urb)  in urb_append()  argument
507 	if (hd && urb) {  in urb_append()
508 		urb_link *new = &urb->link;  in urb_append()
535 struct urb *usbd_alloc_urb (struct usb_device_instance *device,  in usbd_alloc_urb()
538 	struct urb *urb;  in usbd_alloc_urb()  local
540 	if (!(urb = (struct urb *) malloc (sizeof (struct urb)))) {  in usbd_alloc_urb()
542 			sizeof (struct urb));  in usbd_alloc_urb()
547 	memset (urb, 0, sizeof (struct urb));  in usbd_alloc_urb()
548 	urb->endpoint = endpoint;  in usbd_alloc_urb()
549 	urb->device = device;  in usbd_alloc_urb()
550 	urb->buffer = (u8 *) urb->buffer_data;  in usbd_alloc_urb()
551 	urb->buffer_length = sizeof (urb->buffer_data);  in usbd_alloc_urb()
553 	urb_link_init (&urb->link);  in usbd_alloc_urb()
555 	return urb;  in usbd_alloc_urb()
564 void usbd_dealloc_urb (struct urb *urb)  in usbd_dealloc_urb()  argument
566 	if (urb) {  in usbd_dealloc_urb()
567 		free (urb);  in usbd_dealloc_urb()