1 files changed, 28 insertions, 15 deletions

diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 8083b6a36a38..07dfd460d286 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -63,24 +63,26 @@ struct dma_map_ops {
 
 #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
 
+typedef u64 DMA_nnBIT_MASK __deprecated;
+
 /*
  * NOTE: do not use the below macros in new code and do not add new definitions
  * here.
  *
  * Instead, just open-code DMA_BIT_MASK(n) within your driver
  */
-#define DMA_64BIT_MASK  DMA_BIT_MASK(64)
-#define DMA_48BIT_MASK  DMA_BIT_MASK(48)
-#define DMA_47BIT_MASK  DMA_BIT_MASK(47)
-#define DMA_40BIT_MASK  DMA_BIT_MASK(40)
-#define DMA_39BIT_MASK  DMA_BIT_MASK(39)
-#define DMA_35BIT_MASK  DMA_BIT_MASK(35)
-#define DMA_32BIT_MASK  DMA_BIT_MASK(32)
-#define DMA_31BIT_MASK  DMA_BIT_MASK(31)
-#define DMA_30BIT_MASK  DMA_BIT_MASK(30)
-#define DMA_29BIT_MASK  DMA_BIT_MASK(29)
-#define DMA_28BIT_MASK  DMA_BIT_MASK(28)
-#define DMA_24BIT_MASK  DMA_BIT_MASK(24)
+#define DMA_64BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(64)
+#define DMA_48BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(48)
+#define DMA_47BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(47)
+#define DMA_40BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(40)
+#define DMA_39BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(39)
+#define DMA_35BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(35)
+#define DMA_32BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(32)
+#define DMA_31BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(31)
+#define DMA_30BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(30)
+#define DMA_29BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(29)
+#define DMA_28BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(28)
+#define DMA_24BIT_MASK  (DMA_nnBIT_MASK)DMA_BIT_MASK(24)
 
 #define DMA_MASK_NONE   0x0ULL
 
@@ -107,9 +109,20 @@ static inline int is_buffer_dma_capable(u64 mask, dma_addr_t addr, size_t size)
 #include <asm-generic/dma-mapping-broken.h>
 #endif
 
-/* Backwards compat, remove in 2.7.x */
-#define dma_sync_single         dma_sync_single_for_cpu
-#define dma_sync_sg             dma_sync_sg_for_cpu
+/* for backwards compatibility, removed soon */
+static inline void __deprecated dma_sync_single(struct device *dev,
+                                                dma_addr_t addr, size_t size,
+                                                enum dma_data_direction dir)
+{
+        dma_sync_single_for_cpu(dev, addr, size, dir);
+}
+
+static inline void __deprecated dma_sync_sg(struct device *dev,
+                                            struct scatterlist *sg, int nelems,
+                                            enum dma_data_direction dir)
+{
+        dma_sync_sg_for_cpu(dev, sg, nelems, dir);
+}
 
 static inline u64 dma_get_mask(struct device *dev)
 {