Add dma_sync_single_range_for_{cpu,device}

Currently just defined to their non range parts.

Pointed out by John Linville

Signed-off-by: Andi Kleen <ak@suse.de>

Index: linux/include/asm-x86_64/dma-mapping.h
===================================================================
--- linux.orig/include/asm-x86_64/dma-mapping.h
+++ linux/include/asm-x86_64/dma-mapping.h
@@ -85,6 +85,11 @@ static inline void dma_sync_single_for_d
 	flush_write_buffers();
 }
 
+#define dma_sync_single_range_for_cpu(dev, dma_handle, offset, size, dir)       \
+        dma_sync_single_for_cpu(dev, dma_handle, size, dir)
+#define dma_sync_single_range_for_device(dev, dma_handle, offset, size, dir)    \
+        dma_sync_single_for_device(dev, dma_handle, size, dir)
+
 static inline void dma_sync_sg_for_cpu(struct device *hwdev,
 				       struct scatterlist *sg,
 				       int nelems, int direction)