229 	if (last_trb_on_seg(ring->enq_seg, ring->enqueue)) {  in inc_enq()
265 		ring->enq_seg = ring->enq_seg->next;  in inc_enq()
266 		ring->enqueue = ring->enq_seg->trbs;  in inc_enq()
286 	struct xhci_segment *enq_seg = ring->enq_seg;  in xhci_num_trbs_free()  local
294 		enq_seg = enq_seg->next;  in xhci_num_trbs_free()
295 		enq = enq_seg->trbs;  in xhci_num_trbs_free()
303 		if (ring->deq_seg == enq_seg && ring->dequeue >= enq)  in xhci_num_trbs_free()
305 		last_on_seg = &enq_seg->trbs[TRBS_PER_SEGMENT - 1];  in xhci_num_trbs_free()
307 		enq_seg = enq_seg->next;  in xhci_num_trbs_free()
308 		enq = enq_seg->trbs;  in xhci_num_trbs_free()
328 	enq_used = ring->enqueue - ring->enq_seg->trbs;  in xhci_ring_expansion_needed()
343 	if (trb_is_link(ring->enqueue) && ring->enq_seg->next->trbs == ring->dequeue)  in xhci_ring_expansion_needed()
347 	seg = ring->enq_seg;  in xhci_ring_expansion_needed()
3243 		ep_ring->enq_seg = ep_ring->enq_seg->next;  in prepare_ring()
3244 		ep_ring->enqueue = ep_ring->enq_seg->trbs;  in prepare_ring()
3253 	if (last_trb_on_seg(ep_ring->enq_seg, ep_ring->enqueue)) {  in prepare_ring()
3304 	td->start_seg = ep_ring->enq_seg;  in prepare_transfer()
3633 						  ring->enq_seg)) {  in xhci_queue_bulk_tx()
3634 					send_addr = ring->enq_seg->bounce_dma;  in xhci_queue_bulk_tx()
3636 					td->bounce_seg = ring->enq_seg;  in xhci_queue_bulk_tx()
3645 			td->last_trb_seg = ring->enq_seg;  in xhci_queue_bulk_tx()
3694 		urb_priv->td[1].last_trb_seg = ring->enq_seg;  in xhci_queue_bulk_tx()
3819 	td->last_trb_seg = ep_ring->enq_seg;  in xhci_queue_ctrl_tx()
4105 				td->last_trb_seg = ep_ring->enq_seg;  in xhci_queue_isoc_tx()
4179 	ep_ring->enq_seg = urb_priv->td[0].start_seg;  in xhci_queue_isoc_tx()