NAME
pci_scan_slot - scan a PCI slot on a bus for devices.
SYNOPSIS
int __devinit pci_scan_slot (struct pci_bus * bus, int devfn);
ARGUMENTS
bus PCI bus to scan
devfn slot number to scan (must have zero function.)
DESCRIPTION
Scan a PCI slot on the specified PCI bus for devices, adding discovered
devices to the bus->devices list. New devices will have an empty
dev->global_list head.