55 					 unsigned int devfn, int where)  in cns3xxx_pci_map_bus()  argument
59 	int slot = PCI_SLOT(devfn);  in cns3xxx_pci_map_bus()
72 		if (devfn == 0) /* device# and function# are ignored by hw */  in cns3xxx_pci_map_bus()
85 	return base + (where & 0xffc) + (devfn << 12);  in cns3xxx_pci_map_bus()
88 static int cns3xxx_pci_read_config(struct pci_bus *bus, unsigned int devfn,  in cns3xxx_pci_read_config()  argument
95 	ret = pci_generic_config_read32(bus, devfn, where, size, val);  in cns3xxx_pci_read_config()
97 	if (ret == PCIBIOS_SUCCESSFUL && !bus->number && !devfn &&  in cns3xxx_pci_read_config()
136 		pci_domain_nr(dev->bus), dev->bus->number, PCI_SLOT(dev->devfn),  in cns3xxx_pcie_map_irq()
137 		PCI_FUNC(dev->devfn), slot, pin, irq);  in cns3xxx_pcie_map_irq()
229 	u32 devfn = 0;  in cns3xxx_pcie_hw_init()  local
234 	pci_bus_write_config_byte(&bus, devfn, PCI_PRIMARY_BUS, 0);  in cns3xxx_pcie_hw_init()
235 	pci_bus_write_config_byte(&bus, devfn, PCI_SECONDARY_BUS, 1);  in cns3xxx_pcie_hw_init()
236 	pci_bus_write_config_byte(&bus, devfn, PCI_SUBORDINATE_BUS, 1);  in cns3xxx_pcie_hw_init()
238 	pci_bus_read_config_byte(&bus, devfn, PCI_PRIMARY_BUS, &tmp8);  in cns3xxx_pcie_hw_init()
239 	pci_bus_read_config_byte(&bus, devfn, PCI_SECONDARY_BUS, &tmp8);  in cns3xxx_pcie_hw_init()
240 	pci_bus_read_config_byte(&bus, devfn, PCI_SUBORDINATE_BUS, &tmp8);  in cns3xxx_pcie_hw_init()
242 	pci_bus_write_config_word(&bus, devfn, PCI_MEMORY_BASE, mem_base);  in cns3xxx_pcie_hw_init()
243 	pci_bus_write_config_word(&bus, devfn, PCI_MEMORY_LIMIT, mem_limit);  in cns3xxx_pcie_hw_init()
244 	pci_bus_write_config_word(&bus, devfn, PCI_IO_BASE_UPPER16, io_base);  in cns3xxx_pcie_hw_init()
245 	pci_bus_write_config_word(&bus, devfn, PCI_IO_LIMIT_UPPER16, io_limit);  in cns3xxx_pcie_hw_init()
252 	devfn = PCI_DEVFN(0, 0);  in cns3xxx_pcie_hw_init()
253 	pos = pci_bus_find_capability(&bus, devfn, PCI_CAP_ID_EXP);  in cns3xxx_pcie_hw_init()
254 	pci_bus_read_config_word(&bus, devfn, pos + PCI_EXP_DEVCTL, &dc);  in cns3xxx_pcie_hw_init()
257 		pci_bus_write_config_word(&bus, devfn, pos + PCI_EXP_DEVCTL, dc);  in cns3xxx_pcie_hw_init()
258 		pci_bus_read_config_word(&bus, devfn, pos + PCI_EXP_DEVCTL, &dc);  in cns3xxx_pcie_hw_init()