PCIE_ADDR_OFFSET
func_index = PCIE_ADDR_OFFSET(bus, slot, func, 0);
bdf = PCIE_ADDR_OFFSET(bus, slot, func, 0);
*offset = PCIE_ADDR_OFFSET(bus - sc->acpi.base.bus_start, slot, func,
offset = PCIE_ADDR_OFFSET(bus - sc->bus_start, slot, func, reg);
offset = PCIE_ADDR_OFFSET(bus - sc->bus_start, slot, func, reg);
offset = PCIE_ADDR_OFFSET(bus - sc->bus_start, slot, func, reg);
offset = PCIE_ADDR_OFFSET(bus - sc->bus_start, slot, func, reg);
offset = PCIE_ADDR_OFFSET(bus, slot, func, reg);
offset = PCIE_ADDR_OFFSET(bus, slot, func, reg);