dma-mapping: consolidate dma_set_mask

[firefly-linux-kernel-4.4.55.git] / arch / sh / include / asm / dma-mapping.h

diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h
index 088f6e5f1a927caabe43f515fd92e6fd28e6726a..a3745a3fe0290896a2a14450e6e47e8caf30a793 100644 (file)
--- a/arch/sh/include/asm/dma-mapping.h
+++ b/arch/sh/include/asm/dma-mapping.h
@@ -13,20 +13,6 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev)
 
 #include <asm-generic/dma-mapping-common.h>
 
-static inline int dma_set_mask(struct device *dev, u64 mask)
-{
-       struct dma_map_ops *ops = get_dma_ops(dev);
-
-       if (!dev->dma_mask || !dma_supported(dev, mask))
-               return -EIO;
-       if (ops->set_dma_mask)
-               return ops->set_dma_mask(dev, mask);
-
-       *dev->dma_mask = mask;
-
-       return 0;
-}
-
 void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
                    enum dma_data_direction dir);