ia64/PCI: get rid of device resource fixups

Tell the PCI core about host bridge address translation so it can take
care of bus-to-resource conversion for us.

CC: Tony Luck <tony.luck@intel.com>
CC: Jack Steiner <steiner@sgi.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h
index 279b38a..519bb5c 100644
--- a/arch/ia64/include/asm/pci.h
+++ b/arch/ia64/include/asm/pci.h
@@ -108,11 +108,7 @@
 	return (pci_domain_nr(bus) != 0);
 }
 
-extern void pcibios_resource_to_bus(struct pci_dev *dev,
-		struct pci_bus_region *region, struct resource *res);
-
-extern void pcibios_bus_to_resource(struct pci_dev *dev,
-		struct resource *res, struct pci_bus_region *region);
+#define ARCH_HAS_GENERIC_PCI_OFFSETS
 
 static inline struct resource *
 pcibios_select_root(struct pci_dev *pdev, struct resource *res)