Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
[SPARC64]: Implement pci_resource_to_user()
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index 63b3ebc..a61c38f 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -1275,4 +1275,20 @@
return (device_mask & dma_addr_mask) == dma_addr_mask;
}
+void pci_resource_to_user(const struct pci_dev *pdev, int bar,
+ const struct resource *rp, resource_size_t *start,
+ resource_size_t *end)
+{
+ struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
+ unsigned long offset;
+
+ if (rp->flags & IORESOURCE_IO)
+ offset = pbm->io_space.start;
+ else
+ offset = pbm->mem_space.start;
+
+ *start = rp->start - offset;
+ *end = rp->end - offset;
+}
+
#endif /* !(CONFIG_PCI) */
diff --git a/include/asm-sparc64/pci.h b/include/asm-sparc64/pci.h
index 1393e57..f59f257 100644
--- a/include/asm-sparc64/pci.h
+++ b/include/asm-sparc64/pci.h
@@ -200,6 +200,10 @@
struct device_node;
extern struct device_node *pci_device_to_OF_node(struct pci_dev *pdev);
+#define HAVE_ARCH_PCI_RESOURCE_TO_USER
+extern void pci_resource_to_user(const struct pci_dev *dev, int bar,
+ const struct resource *rsrc,
+ resource_size_t *start, resource_size_t *end);
#endif /* __KERNEL__ */
#endif /* __SPARC64_PCI_H */