518 	u32 buses;  in pci_read_bridge_windows()  local
523 	pci_read_config_dword(bridge, PCI_PRIMARY_BUS, &buses);  in pci_read_bridge_windows()
525 	res.start = FIELD_GET(PCI_SECONDARY_BUS_MASK, buses);  in pci_read_bridge_windows()
526 	res.end = FIELD_GET(PCI_SUBORDINATE_BUS_MASK, buses);  in pci_read_bridge_windows()
1400 	u32 buses;  in pci_scan_bridge_extend()  local
1414 	pci_read_config_dword(dev, PCI_PRIMARY_BUS, &buses);  in pci_scan_bridge_extend()
1415 	primary = FIELD_GET(PCI_PRIMARY_BUS_MASK, buses);  in pci_scan_bridge_extend()
1416 	secondary = FIELD_GET(PCI_SECONDARY_BUS_MASK, buses);  in pci_scan_bridge_extend()
1417 	subordinate = FIELD_GET(PCI_SUBORDINATE_BUS_MASK, buses);  in pci_scan_bridge_extend()
1445 		max = pci_cardbus_scan_bridge_extend(bus, dev, buses, max,  in pci_scan_bridge_extend()
1453 		unsigned int cmax, buses;  in pci_scan_bridge_extend()  local
1478 		buses = subordinate - secondary;  in pci_scan_bridge_extend()
1479 		cmax = pci_scan_child_bus_extend(child, buses);  in pci_scan_bridge_extend()
1505 						       buses & PCI_SEC_LATENCY_TIMER_MASK);  in pci_scan_bridge_extend()
1536 		buses = (buses & PCI_SEC_LATENCY_TIMER_MASK) |  in pci_scan_bridge_extend()
1542 		pci_write_config_dword(dev, PCI_PRIMARY_BUS, buses);  in pci_scan_bridge_extend()
3143 		unsigned int buses = 0;  in pci_scan_child_bus_extend()  local
3152 			buses = available_buses;  in pci_scan_child_bus_extend()
3158 			buses = available_buses / hotplug_bridges;  in pci_scan_child_bus_extend()
3159 			buses = min(buses, available_buses - used_buses + 1);  in pci_scan_child_bus_extend()
3163 		max = pci_scan_bridge_extend(bus, dev, cmax, buses, 1);  in pci_scan_child_bus_extend()