1 files changed, 31 insertions, 0 deletions

diff --git a/arch/sh/drivers/pci/pci-lib.c b/arch/sh/drivers/pci/pci-lib.c
index 654ffcc67d0a..9fd3af9db462 100644
--- a/arch/sh/drivers/pci/pci-lib.c
+++ b/arch/sh/drivers/pci/pci-lib.c
@@ -39,6 +39,37 @@ void pcibios_align_resource(void *data, struct resource *res,
         res->start = start;
 }
 
+void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
+                         struct resource *res)
+{
+        struct pci_channel *hose = dev->sysdata;
+        unsigned long offset = 0;
+
+        if (res->flags & IORESOURCE_IO)
+                offset = hose->io_offset;
+        else if (res->flags & IORESOURCE_MEM)
+                offset = hose->mem_offset;
+
+        region->start = res->start - offset;
+        region->end = res->end - offset;
+}
+
+void __devinit
+pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
+                        struct pci_bus_region *region)
+{
+        struct pci_channel *hose = dev->sysdata;
+        unsigned long offset = 0;
+
+        if (res->flags & IORESOURCE_IO)
+                offset = hose->io_offset;
+        else if (res->flags & IORESOURCE_MEM)
+                offset = hose->mem_offset;
+
+        res->start = region->start + offset;
+        res->end = region->end + offset;
+}
+
 int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
                         enum pci_mmap_state mmap_state, int write_combine)
 {