1091  * pci_scan_bridge_extend() - Scan buses behind a bridge
1094  * @max: Starting subordinate number of buses behind this bridge
1095  * @available_buses: Total number of buses available for this bridge and
1097  *		     been allocated the remaining buses will be
1108  * them, we proceed to assigning numbers to the remaining buses in
1111  * Return: New subordinate number covering all buses behind this bridge.
1119 	u32 buses, i, j = 0;  in pci_scan_bridge_extend()  local
1130 	pci_read_config_dword(dev, PCI_PRIMARY_BUS, &buses);  in pci_scan_bridge_extend()
1131 	primary = buses & 0xFF;  in pci_scan_bridge_extend()
1132 	secondary = (buses >> 8) & 0xFF;  in pci_scan_bridge_extend()
1133 	subordinate = (buses >> 16) & 0xFF;  in pci_scan_bridge_extend()
1215 						       buses & ~0xffffff);  in pci_scan_bridge_extend()
1239 		buses = (buses & 0xff000000)  in pci_scan_bridge_extend()
1249 			buses &= ~0xff000000;  in pci_scan_bridge_extend()
1250 			buses |= CARDBUS_LATENCY_TIMER << 24;  in pci_scan_bridge_extend()
1254 		pci_write_config_dword(dev, PCI_PRIMARY_BUS, buses);  in pci_scan_bridge_extend()
1324  * pci_scan_bridge() - Scan buses behind a bridge
1327  * @max: Starting subordinate number of buses behind this bridge
1337  * them, we proceed to assigning numbers to the remaining buses in
1340  * Return: New subordinate number covering all buses behind this bridge.
2811  * @available_buses: Total number of buses available (%0 does not try to
2814  * Scans devices below @bus including subordinate buses. Returns new
2849 	/* Reserve buses for SR-IOV capability */  in pci_scan_child_bus_extend()
2866 	 * buses between hotplug bridges.  in pci_scan_child_bus_extend()
2895 		unsigned int buses = 0;  in pci_scan_child_bus_extend()  local
2901 			 * port) so it gets all available buses which it  in pci_scan_child_bus_extend()
2905 			buses = available_buses;  in pci_scan_child_bus_extend()
2909 			 * Distribute the extra buses between hotplug  in pci_scan_child_bus_extend()
2912 			buses = available_buses / hotplug_bridges;  in pci_scan_child_bus_extend()
2913 			buses = min(buses, available_buses - used_buses + 1);  in pci_scan_child_bus_extend()
2917 		max = pci_scan_bridge_extend(bus, dev, cmax, buses, 1);  in pci_scan_child_bus_extend()
2925 	 * number of buses but allow it to grow up to the maximum available  in pci_scan_child_bus_extend()
2934 			/* Do not allocate more buses than we have room left */  in pci_scan_child_bus_extend()
2948 	 * Return how far we've got finding sub-buses.  in pci_scan_child_bus_extend()
2958  * Scans devices below @bus including subordinate buses. Returns new
3208  * Scan a PCI bus and child buses for new devices, add them,
3233  * Scan a PCI bus and child buses for new devices, add them,