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>
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);
return phys_to_virt((unsigned long) dma_addr);
}
-int dma_supported(struct device *dev, u64 mask)
-{
- if (mask == DMA_BIT_MASK(32))
- return 1;
- else
- return 0;
-}
-EXPORT_SYMBOL(dma_supported);
-
static struct gen_pool *coherent_pool;