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[PATCH 07/34] riscv: remove the unused dma_capable helper




Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 arch/riscv/include/asm/dma-mapping.h | 8 --------
 1 file changed, 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 */
-- 
2.14.2