diff options
author | Christoph Hellwig <hch@lst.de> | 2017-05-22 11:07:48 +0200 |
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committer | Christoph Hellwig <hch@lst.de> | 2017-06-28 15:54:42 +0200 |
commit | a2b63aa2f45314bea077275c6009ba00c83826a0 (patch) | |
tree | 69d3b371920b3cc397b6e6a01457c7021ebe2bf4 /arch/hexagon/kernel | |
parent | dma-virt: remove dma_supported and mapping_error methods (diff) | |
download | linux-a2b63aa2f45314bea077275c6009ba00c83826a0.tar.xz linux-a2b63aa2f45314bea077275c6009ba00c83826a0.zip |
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/kernel')
-rw-r--r-- | arch/hexagon/kernel/dma.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/arch/hexagon/kernel/dma.c b/arch/hexagon/kernel/dma.c index 8140b1c5de68..546792d176a4 100644 --- a/arch/hexagon/kernel/dma.c +++ b/arch/hexagon/kernel/dma.c @@ -35,15 +35,6 @@ static inline void *dma_addr_to_virt(dma_addr_t dma_addr) 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; |