pci_get_bus_and_slot 700 arch/x86/kernel/amd_iommu_init.c iommu->dev = pci_get_bus_and_slot(PCI_BUS(h->devid), h->devid & 0xff); pci_get_bus_and_slot 829 arch/x86/pci/irq.c pirq_router_dev = pci_get_bus_and_slot(rt->rtr_bus, rt->rtr_devfn); pci_get_bus_and_slot 555 include/linux/pci.h struct pci_dev *pci_get_bus_and_slot(unsigned int bus, unsigned int devfn);