Define pcibus_to_node() for IP27.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

2 files changed, 10 insertions, 0 deletions

diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c
index 068e0e508e15..efc96ce99eeb 100644
--- a/arch/mips/pci/pci-ip27.c
+++ b/arch/mips/pci/pci-ip27.c
@@ -485,5 +485,12 @@ static void __init pci_fixup_ioc3(struct pci_dev *d)
         pci_disable_swapping(d);
 }
 
+int pcibus_to_node(struct pci_bus *bus)
+{
+        struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
+
+        return bc->nasid;
+}
+
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3,
         pci_fixup_ioc3);
diff --git a/include/asm-mips/mach-ip27/topology.h b/include/asm-mips/mach-ip27/topology.h
index a70a81257c3d..82141c711c33 100644
--- a/include/asm-mips/mach-ip27/topology.h
+++ b/include/asm-mips/mach-ip27/topology.h
@@ -9,6 +9,9 @@
 #define parent_node(node)       (node)
 #define node_to_cpumask(node)   (hub_data(node)->h_cpus)
 #define node_to_first_cpu(node) (first_cpu(node_to_cpumask(node)))
+struct pci_bus;
+extern int pcibus_to_node(struct pci_bus *);
+
 #define pcibus_to_cpumask(bus)  (cpu_online_map)
 
 extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES];