6 files changed, 27 insertions, 0 deletions
diff --git a/include/asm-alpha/pci.h b/include/asm-alpha/pci.h
index 28957697e59c..f681e675b823 100644
--- a/include/asm-alpha/pci.h
+++ b/include/asm-alpha/pci.h
@@ -251,6 +251,9 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
 extern void pcibios_resource_to_bus(struct pci_dev *, struct pci_bus_region *,
 				    struct resource *);
 
+extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
+				    struct pci_bus_region *region);
+
 #define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index
 
 static inline int pci_proc_domain(struct pci_bus *bus)
diff --git a/include/asm-arm/pci.h b/include/asm-arm/pci.h
index b28f1c95dd62..38ea5899a580 100644
--- a/include/asm-arm/pci.h
+++ b/include/asm-arm/pci.h
@@ -60,6 +60,10 @@ 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);
+
 static inline void pcibios_add_platform_entries(struct pci_dev *dev)
 {
 }
diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h
index 9d4cc47bde39..ee1d8b5d8168 100644
--- a/include/asm-generic/pci.h
+++ b/include/asm-generic/pci.h
@@ -22,6 +22,14 @@ pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
 	region->end = res->end;
 }
 
+static inline void
+pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
+			struct pci_bus_region *region)
+{
+	res->start = region->start;
+	res->end = region->end;
+}
+
 #define pcibios_scan_all_fns(a, b)	0
 
 #ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
diff --git a/include/asm-parisc/pci.h b/include/asm-parisc/pci.h
index ee741c150176..98d79a3d54fa 100644
--- a/include/asm-parisc/pci.h
+++ b/include/asm-parisc/pci.h
@@ -253,6 +253,10 @@ 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);
+
 static inline void pcibios_add_platform_entries(struct pci_dev *dev)
 {
 }
diff --git a/include/asm-ppc/pci.h b/include/asm-ppc/pci.h
index a13d55870e62..a811e440c978 100644
--- a/include/asm-ppc/pci.h
+++ b/include/asm-ppc/pci.h
@@ -105,6 +105,10 @@ 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);
+
 extern void pcibios_add_platform_entries(struct pci_dev *dev);
 
 struct file;
diff --git a/include/asm-ppc64/pci.h b/include/asm-ppc64/pci.h
index faa772223075..4d057452f59b 100644
--- a/include/asm-ppc64/pci.h
+++ b/include/asm-ppc64/pci.h
@@ -134,6 +134,10 @@ 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);
+
 extern int
 unmap_bus_range(struct pci_bus *bus);