pci_bus_max_busnr (9) Linux Manual Page
pci_bus_max_busnr – returns maximum PCI bus number of given bus’ children
Synopsis
unsigned char pci_bus_max_busnr(struct pci_bus *bus);Arguments
bus
-
- pointer to PCI bus structure to search
Description
Given a PCI bus, returns the highest PCI bus number present in the set including the given PCI bus and its list of child PCI buses.