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authorChristoph Hellwig <hch@lst.de>2017-05-22 12:07:48 +0300
committerChristoph Hellwig <hch@lst.de>2017-06-28 16:54:42 +0300
commita2b63aa2f45314bea077275c6009ba00c83826a0 (patch)
tree69d3b371920b3cc397b6e6a01457c7021ebe2bf4 /arch/hexagon/include/asm
parent3be6d9b6da2ca62a4fd73a401b26f4a1dac2a47d (diff)
downloadlinux-a2b63aa2f45314bea077275c6009ba00c83826a0.tar.xz
hexagon: remove arch-specific dma_supported implementation
This implementation is simply bogus - hexagon only has a simple direct mapped DMA implementation and thus doesn't care about the address. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Richard Kuo <rkuo@codeaurora.org>
Diffstat (limited to 'arch/hexagon/include/asm')
-rw-r--r--arch/hexagon/include/asm/dma-mapping.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/hexagon/include/asm/dma-mapping.h b/arch/hexagon/include/asm/dma-mapping.h
index 00e3f10113b0..9c15cb5271a6 100644
--- a/arch/hexagon/include/asm/dma-mapping.h
+++ b/arch/hexagon/include/asm/dma-mapping.h
@@ -37,8 +37,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
return dma_ops;
}
-#define HAVE_ARCH_DMA_SUPPORTED 1
-extern int dma_supported(struct device *dev, u64 mask);
extern int dma_is_consistent(struct device *dev, dma_addr_t dma_handle);
extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
enum dma_data_direction direction);