diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index 312f4d0564d6..c7432d647e53 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -31,12 +31,6 @@ static inline const struct dma_map_ops *get_dma_ops(struct device *dev)
 		return __generic_dma_ops(dev);
 }
 
-static inline void set_dma_ops(struct device *dev, const struct dma_map_ops *ops)
-{
-	BUG_ON(!dev);
-	dev->dma_ops = ops;
-}
-
 #define HAVE_ARCH_DMA_SUPPORTED 1
 extern int dma_supported(struct device *dev, u64 mask);
 
diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
index 59fbd4abcbf8..8275603ba4d5 100644
--- a/arch/powerpc/include/asm/dma-mapping.h
+++ b/arch/powerpc/include/asm/dma-mapping.h
@@ -91,11 +91,6 @@ static inline const struct dma_map_ops *get_dma_ops(struct device *dev)
 	return dev->dma_ops;
 }
 
-static inline void set_dma_ops(struct device *dev, const struct dma_map_ops *ops)
-{
-	dev->dma_ops = ops;
-}
-
 /*
  * get_dma_offset()
  *
diff --git a/arch/tile/include/asm/dma-mapping.h b/arch/tile/include/asm/dma-mapping.h
index c0620697eaad..2562995a6ac9 100644
--- a/arch/tile/include/asm/dma-mapping.h
+++ b/arch/tile/include/asm/dma-mapping.h
@@ -59,11 +59,6 @@ static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
 
 static inline void dma_mark_clean(void *addr, size_t size) {}
 
-static inline void set_dma_ops(struct device *dev, const struct dma_map_ops *ops)
-{
-	dev->dma_ops = ops;
-}
-
 static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
 {
 	if (!dev->dma_mask)
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index f1da68b82c63..e97f23e8b2d9 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -164,6 +164,11 @@ int dma_mmap_from_coherent(struct device *dev, struct vm_area_struct *vma,
 
 #ifdef CONFIG_HAS_DMA
 #include <asm/dma-mapping.h>
+static inline void set_dma_ops(struct device *dev,
+			       const struct dma_map_ops *dma_ops)
+{
+	dev->dma_ops = dma_ops;
+}
 #else
 /*
  * Define the dma api to allow compilation but not linking of