1526 	int max_ports, port_index;  in xhci_bus_suspend()  local
1555 	port_index = max_ports;  in xhci_bus_suspend()
1556 	while (port_index--) {  in xhci_bus_suspend()
1560 		t1 = readl(ports[port_index]->addr);  in xhci_bus_suspend()
1562 		portsc_buf[port_index] = 0;  in xhci_bus_suspend()
1574 				 port_index);  in xhci_bus_suspend()
1585 			xhci_dbg(xhci, "port %d not suspended\n", port_index);  in xhci_bus_suspend()
1588 			set_bit(port_index, &bus_state->bus_suspended);  in xhci_bus_suspend()
1606 							  port_index))  in xhci_bus_suspend()
1614 			portsc_buf[port_index] = t2;  in xhci_bus_suspend()
1618 	port_index = max_ports;  in xhci_bus_suspend()
1619 	while (port_index--) {  in xhci_bus_suspend()
1620 		if (!portsc_buf[port_index])  in xhci_bus_suspend()
1622 		if (test_bit(port_index, &bus_state->bus_suspended)) {  in xhci_bus_suspend()
1626 							    port_index + 1);  in xhci_bus_suspend()
1633 		writel(portsc_buf[port_index], ports[port_index]->addr);  in xhci_bus_suspend()
1674 	int max_ports, port_index;  in xhci_bus_resume()  local
1707 	port_index = max_ports;  in xhci_bus_resume()
1708 	while (port_index--) {  in xhci_bus_resume()
1709 		portsc = readl(ports[port_index]->addr);  in xhci_bus_resume()
1714 		    xhci_port_missing_cas_quirk(ports[port_index])) {  in xhci_bus_resume()
1715 			xhci_dbg(xhci, "reset stuck port %d\n", port_index);  in xhci_bus_resume()
1716 			clear_bit(port_index, &bus_state->bus_suspended);  in xhci_bus_resume()
1720 		if (test_bit(port_index, &bus_state->bus_suspended))  in xhci_bus_resume()
1732 				clear_bit(port_index,  in xhci_bus_resume()
1738 		writel(portsc, ports[port_index]->addr);  in xhci_bus_resume()
1748 		for_each_set_bit(port_index, &bus_state->bus_suspended,  in xhci_bus_resume()
1751 			xhci_test_and_clear_bit(xhci, ports[port_index],  in xhci_bus_resume()
1753 			xhci_set_link_state(xhci, ports[port_index], XDEV_U0);  in xhci_bus_resume()
1758 	for_each_set_bit(port_index, &bus_state->bus_suspended, BITS_PER_LONG) {  in xhci_bus_resume()
1759 		sret = xhci_handshake(ports[port_index]->addr, PORT_PLC,  in xhci_bus_resume()
1763 				  port_index);  in xhci_bus_resume()
1766 		xhci_test_and_clear_bit(xhci, ports[port_index], PORT_PLC);  in xhci_bus_resume()
1767 		slot_id = xhci_find_slot_id_by_port(hcd, xhci, port_index + 1);  in xhci_bus_resume()