PPC32: Make a ppc32 version of pcibios_resource_to_bus, which adds

an offset where needed.

arch/ppc/kernel/pci.c

@@ -176,6 +176,21 @@ pcibios_fixup_cardbus(struct pci_dev* dev)
 }
 #endif /* CONFIG_ALL_PPC */
 
+void
+pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
+			struct resource *res)
+{
+	unsigned long offset = 0;
+	struct pci_controller *hose = dev->sysdata;
+
+	if (hose && res->flags & IORESOURCE_IO)
+		offset = (unsigned long)hose->io_base_virt - isa_io_base;
+	else if (hose && res->flags & IORESOURCE_MEM)
+		offset = hose->pci_mem_offset;
+	region->start = res->start - offset;
+	region->end = res->end - offset;
+}
+
 /*
  * We need to avoid collisions with `mirrored' VGA ports
  * and other strange ISA hardware, so we always want the
@@ -579,8 +594,10 @@ pcibios_assign_resources(void)
 			 */
 			if ((r->flags & IORESOURCE_UNSET) && r->end &&
 			    (!ppc_md.pcibios_enable_device_hook ||
-			     !ppc_md.pcibios_enable_device_hook(dev, 1)))
+			     !ppc_md.pcibios_enable_device_hook(dev, 1))) {
+				r->flags &= ~IORESOURCE_UNSET;
 				pci_assign_resource(dev, idx);
+			}
 		}
 
 #if 0 /* don't assign ROMs */

include/asm-ppc/pci.h

@@ -271,9 +271,10 @@ int pci_mmap_page_range(struct pci_dev *pdev, struct vm_area_struct *vma,
 /* Tell drivers/pci/proc.c that we have pci_mmap_page_range() */
 #define HAVE_PCI_MMAP	1
 
-#endif	/* __KERNEL__ */
+extern void
+pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
+			struct resource *res);
 
-/* generic pci stuff */
-#include <asm-generic/pci.h>
+#endif	/* __KERNEL__ */
 
 #endif /* __PPC_PCI_H */