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| author | Christoph Hellwig <hch@lst.de> | 2017-05-22 12:11:20 +0300 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2017-06-28 16:54:44 +0300 |
| commit | 19ad53e498745416a77c0377cbb4ee771eedd35b (patch) | |
| tree | 1b7517c5497647330a0de3545c22083bc59c725e /arch/openrisc | |
| parent | 3d6119a4a1f3f6c36be494d72a0374822b4a265c (diff) | |
| download | linux-19ad53e498745416a77c0377cbb4ee771eedd35b.tar.xz | |
openrisc: remove arch-specific dma_supported implementation
This implementation is simply bogus - openrisc only has a simple
direct mapped DMA implementation and thus doesn't care about the
address.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/openrisc')
| -rw-r--r-- | arch/openrisc/include/asm/dma-mapping.h | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/arch/openrisc/include/asm/dma-mapping.h b/arch/openrisc/include/asm/dma-mapping.h index a4ea139c2ef9..f41bd3cb76d9 100644 --- a/arch/openrisc/include/asm/dma-mapping.h +++ b/arch/openrisc/include/asm/dma-mapping.h @@ -33,11 +33,4 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return &or1k_dma_map_ops; } -#define HAVE_ARCH_DMA_SUPPORTED 1 -static inline int dma_supported(struct device *dev, u64 dma_mask) -{ - /* Support 32 bit DMA mask exclusively */ - return dma_mask == DMA_BIT_MASK(32); -} - #endif /* __ASM_OPENRISC_DMA_MAPPING_H */ |