Commit 19ad53e4 authored by Christoph Hellwig's avatar Christoph Hellwig
Browse files

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: default avatarChristoph Hellwig <hch@lst.de>
parent 3d6119a4

arch/openrisc/include/asm/dma-mapping.h

+0 −7
Original line number Diff line number Diff line
@@ -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 */

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