pci_find_slot
Name
pci_find_slot -- locate PCI device from a given PCI slot
Synopsis
struct pci_dev * pci_find_slot (unsigned int bus, unsigned int devfn);
Arguments
bus number of PCI bus on which desired PCI device resides
devfn encodes number of PCI slot in which the desired PCI
device resides and the logical device number within that slot
in case of multi-function devices.
Description
Given a PCI bus and slot/function number, the desired PCI device
is located in system global list of PCI devices. If the device
is found, a pointer to its data structure is returned. If no
device is found, NULL is returned.