If the firmware has not assigned all the bus resources and we are not just probing the PCI buses, it makes sense to assign the unassigned resources in pci_scan_root_bus(). Signed-off-by: Liviu Dudau <Liviu.Dudau@xxxxxxx> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> CC: Arnd Bergmann <arnd@xxxxxxxx> CC: Jason Gunthorpe <jgunthorpe@xxxxxxxxxxxxxxxxxxxx> CC: Rob Herring <robh+dt@xxxxxxxxxx> --- drivers/pci/probe.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 636d1c9..d2ebd49 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -1951,6 +1951,9 @@ struct pci_bus *pci_scan_root_bus(struct device *parent, int bus, if (!found) pci_bus_update_busn_res_end(b, max); + if (!pci_has_flag(PCI_PROBE_ONLY)) + pci_assign_unassigned_bus_resources(b); + pci_bus_add_devices(b); return b; } -- 2.1.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html