Merge branch 'linus' into x86/memory-corruption-check

1 files changed, 14 insertions, 13 deletions

diff --git a/arch/powerpc/kernel/ibmebus.c b/arch/powerpc/kernel/ibmebus.c
index a06362223f8..64299d28f36 100644
--- a/arch/powerpc/kernel/ibmebus.c
+++ b/arch/powerpc/kernel/ibmebus.c
@@ -79,20 +79,21 @@ static void ibmebus_free_coherent(struct device *dev,
 	kfree(vaddr);
 }
 
-static dma_addr_t ibmebus_map_single(struct device *dev,
-				     void *ptr,
-				     size_t size,
-				     enum dma_data_direction direction,
-				     struct dma_attrs *attrs)
+static dma_addr_t ibmebus_map_page(struct device *dev,
+				   struct page *page,
+				   unsigned long offset,
+				   size_t size,
+				   enum dma_data_direction direction,
+				   struct dma_attrs *attrs)
 {
-	return (dma_addr_t)(ptr);
+	return (dma_addr_t)(page_address(page) + offset);
 }
 
-static void ibmebus_unmap_single(struct device *dev,
-				 dma_addr_t dma_addr,
-				 size_t size,
-				 enum dma_data_direction direction,
-				 struct dma_attrs *attrs)
+static void ibmebus_unmap_page(struct device *dev,
+			       dma_addr_t dma_addr,
+			       size_t size,
+			       enum dma_data_direction direction,
+			       struct dma_attrs *attrs)
 {
 	return;
 }
@@ -129,11 +130,11 @@ static int ibmebus_dma_supported(struct device *dev, u64 mask)
 static struct dma_mapping_ops ibmebus_dma_ops = {
 	.alloc_coherent = ibmebus_alloc_coherent,
 	.free_coherent  = ibmebus_free_coherent,
-	.map_single     = ibmebus_map_single,
-	.unmap_single   = ibmebus_unmap_single,
 	.map_sg         = ibmebus_map_sg,
 	.unmap_sg       = ibmebus_unmap_sg,
 	.dma_supported  = ibmebus_dma_supported,
+	.map_page       = ibmebus_map_page,
+	.unmap_page     = ibmebus_unmap_page,
 };
 
 static int ibmebus_match_path(struct device *dev, void *data)