1768 		    struct xhci_erst *erst,  in xhci_alloc_erst()  argument
1777 	erst->entries = dma_alloc_coherent(xhci_to_hcd(xhci)->self.sysdev,  in xhci_alloc_erst()
1778 					   size, &erst->erst_dma_addr, flags);  in xhci_alloc_erst()
1779 	if (!erst->entries)  in xhci_alloc_erst()
1782 	erst->num_entries = evt_ring->num_segs;  in xhci_alloc_erst()
1786 		entry = &erst->entries[val];  in xhci_alloc_erst()
1827 	erst_size = array_size(sizeof(struct xhci_erst_entry), ir->erst.num_entries);  in xhci_free_interrupter()
1828 	if (ir->erst.entries)  in xhci_free_interrupter()
1830 				  ir->erst.entries,  in xhci_free_interrupter()
1831 				  ir->erst.erst_dma_addr);  in xhci_free_interrupter()
1832 	ir->erst.entries = NULL;  in xhci_free_interrupter()
2281 	ret = xhci_alloc_erst(xhci, ir->event_ring, &ir->erst, flags);  in xhci_alloc_interrupter()
2322 	erst_base |= ir->erst.erst_dma_addr & ~ERST_BASE_RSVDP;  in xhci_add_interrupter()