Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
---
arch/powerpc/include/asm/pci-bridge.h | 1 +
arch/powerpc/kernel/pci-common.c | 10 +++++++++-
2 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h
index 5d48765..11cebf0 100644
--- a/arch/powerpc/include/asm/pci-bridge.h
+++ b/arch/powerpc/include/asm/pci-bridge.h
@@ -30,6 +30,7 @@ struct pci_controller {
int first_busno;
int last_busno;
int self_busno;
+ struct resource busn;
void __iomem *io_base_virt;
#ifdef CONFIG_PPC64
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 910b9de..ee8c0c9 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1648,6 +1648,11 @@ void __devinit pcibios_scan_phb(struct pci_controller *hose)
/* Wire up PHB bus resources */
pcibios_setup_phb_resources(hose, &resources);
+ hose->busn.start = hose->first_busno;
+ hose->busn.end = hose->last_busno;
+ hose->busn.flags = IORESOURCE_BUS;
+ pci_add_resource(&resources, &hose->busn);
+
/* Create an empty bus for the toplevel */
bus = pci_create_root_bus(hose->parent, hose->first_busno,
hose->ops, hose, &resources);
@@ -1670,8 +1675,11 @@ void __devinit pcibios_scan_phb(struct pci_controller *hose)
of_scan_bus(node, bus);
}
- if (mode == PCI_PROBE_NORMAL)
+ if (mode == PCI_PROBE_NORMAL) {
+ pci_bus_update_busn_res_end(bus, 255);
hose->last_busno = bus->subordinate = pci_scan_child_bus(bus);
+ pci_bus_update_busn_res_end(bus, bus->subordinate);
+ }
/* Platform gets a chance to do some global fixups before
* we proceed to resource allocation
--
1.7.7
--
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