323 	int new_segs;  in xhci_ring_expansion_needed()  local
343 	new_segs = 1 + (trbs_past_seg / (TRBS_PER_SEGMENT - 1));  in xhci_ring_expansion_needed()
346 	while (new_segs > 0) {  in xhci_ring_expansion_needed()
350 				 new_segs);  in xhci_ring_expansion_needed()
353 			return new_segs;  in xhci_ring_expansion_needed()
355 		new_segs--;  in xhci_ring_expansion_needed()
3315 	unsigned int new_segs = 0;  in prepare_ring()  local
3347 		new_segs = xhci_ring_expansion_needed(xhci, ep_ring, num_trbs);  in prepare_ring()
3353 	if (new_segs) {  in prepare_ring()
3356 		if (xhci_ring_expansion(xhci, ep_ring, new_segs, mem_flags)) {  in prepare_ring()