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authorChristoph Hellwig <hch@lst.de>2017-12-20 15:56:04 +0100
committerChristoph Hellwig <hch@lst.de>2018-01-09 16:28:39 +0100
commitb8ee205af46cd060648814bc248fe57d85f61ac9 (patch)
tree25e519d5630f9dd87310482566b3b57df7c80795 /arch/riscv
parent8c10fd7f88759e49dd0ae7145ebe9ce89da1c392 (diff)
riscv: remove the unused dma_capable helper
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/riscv')
-rw-r--r--arch/riscv/include/asm/dma-mapping.h8
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/riscv/include/asm/dma-mapping.h b/arch/riscv/include/asm/dma-mapping.h
index 3eec1000196d..73849e2cc761 100644
--- a/arch/riscv/include/asm/dma-mapping.h
+++ b/arch/riscv/include/asm/dma-mapping.h
@@ -27,12 +27,4 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
return &dma_noop_ops;
}
-static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
-{
- if (!dev->dma_mask)
- return false;
-
- return addr + size - 1 <= *dev->dma_mask;
-}
-
#endif /* __ASM_RISCV_DMA_MAPPING_H */