dma-mapping: consolidate dma_supported

[firefly-linux-kernel-4.4.55.git] / arch / arm64 / include / asm / dma-mapping.h

diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h
index f45f444b7a66ac4b71fff6c0436c35edf15f73d5..f519a58c55ae0c7fdd2ba3d1d5c7fbfc0d01c419 100644 (file)
--- a/arch/arm64/include/asm/dma-mapping.h
+++ b/arch/arm64/include/asm/dma-mapping.h
@@ -84,12 +84,6 @@ static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dev_addr)
        return (phys_addr_t)dev_addr;
 }
 
-static inline int dma_supported(struct device *dev, u64 mask)
-{
-       struct dma_map_ops *ops = get_dma_ops(dev);
-       return ops->dma_supported(dev, mask);
-}
-
 static inline int dma_set_mask(struct device *dev, u64 mask)
 {
        if (!dev->dma_mask || !dma_supported(dev, mask))