1607 	int max_ports, port_index;  in xhci_bus_suspend()  local
1637 	port_index = max_ports;  in xhci_bus_suspend()
1638 	while (port_index--) {  in xhci_bus_suspend()
1642 		t1 = readl(ports[port_index]->addr);  in xhci_bus_suspend()
1644 		portsc_buf[port_index] = 0;  in xhci_bus_suspend()
1656 				 hcd->self.busnum, port_index + 1);  in xhci_bus_suspend()
1675 				 hcd->self.busnum, port_index + 1);  in xhci_bus_suspend()
1678 			set_bit(port_index, &bus_state->bus_suspended);  in xhci_bus_suspend()
1691 			set_bit(port_index, &bus_state->bus_suspended);  in xhci_bus_suspend()
1710 							  port_index))  in xhci_bus_suspend()
1718 			portsc_buf[port_index] = t2;  in xhci_bus_suspend()
1722 	port_index = max_ports;  in xhci_bus_suspend()
1723 	while (port_index--) {  in xhci_bus_suspend()
1724 		if (!portsc_buf[port_index])  in xhci_bus_suspend()
1726 		if (test_bit(port_index, &bus_state->bus_suspended)) {  in xhci_bus_suspend()
1730 							    port_index + 1);  in xhci_bus_suspend()
1737 		writel(portsc_buf[port_index], ports[port_index]->addr);  in xhci_bus_suspend()
1783 	int max_ports, port_index;  in xhci_bus_resume()  local
1816 	port_index = max_ports;  in xhci_bus_resume()
1817 	while (port_index--) {  in xhci_bus_resume()
1818 		portsc = readl(ports[port_index]->addr);  in xhci_bus_resume()
1823 		    xhci_port_missing_cas_quirk(ports[port_index])) {  in xhci_bus_resume()
1825 				 hcd->self.busnum, port_index + 1);  in xhci_bus_resume()
1826 			clear_bit(port_index, &bus_state->bus_suspended);  in xhci_bus_resume()
1830 		if (test_bit(port_index, &bus_state->bus_suspended))  in xhci_bus_resume()
1842 				clear_bit(port_index,  in xhci_bus_resume()
1848 		writel(portsc, ports[port_index]->addr);  in xhci_bus_resume()
1858 		for_each_set_bit(port_index, &bus_state->bus_suspended,  in xhci_bus_resume()
1861 			xhci_test_and_clear_bit(xhci, ports[port_index],  in xhci_bus_resume()
1863 			xhci_set_link_state(xhci, ports[port_index], XDEV_U0);  in xhci_bus_resume()
1868 	for_each_set_bit(port_index, &bus_state->bus_suspended, BITS_PER_LONG) {  in xhci_bus_resume()
1869 		sret = xhci_handshake(ports[port_index]->addr, PORT_PLC,  in xhci_bus_resume()
1873 				  hcd->self.busnum, port_index + 1);  in xhci_bus_resume()
1876 		xhci_test_and_clear_bit(xhci, ports[port_index], PORT_PLC);  in xhci_bus_resume()
1877 		slot_id = xhci_find_slot_id_by_port(hcd, xhci, port_index + 1);  in xhci_bus_resume()