powerpc: Get 64-bit configs to compile with ARCH=powerpc

This is a bunch of mostly small fixes that are needed to get
ARCH=powerpc to compile for 64-bit.  This adds setup_64.c from
arch/ppc64/kernel/setup.c and locks.c from arch/ppc64/lib/locks.c.

Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/include/asm-ppc64/pci-bridge.h b/include/asm-ppc64/pci-bridge.h
index 8ca5fce626bb..c342c9eb07a4 100644
--- a/include/asm-ppc64/pci-bridge.h
+++ b/include/asm-ppc64/pci-bridge.h
@@ -106,6 +106,16 @@ static inline struct device_node *pci_device_to_OF_node(struct pci_dev *dev)
         return fetch_dev_dn(dev);
 }
 
+static inline int pci_device_from_OF_node(struct device_node *np,
+                                          u8 *bus, u8 *devfn)
+{
+        if (!PCI_DN(np))
+                return -ENODEV;
+        *bus = PCI_DN(np)->busno;
+        *devfn = PCI_DN(np)->devfn;
+        return 0;
+}
+
 static inline struct device_node *pci_bus_to_OF_node(struct pci_bus *bus)
 {
         if (bus->self)