[PATCH 12/67] s390: remove the unused dma_capable helper

From: Christoph Hellwig
Date: Fri Dec 29 2017 - 03:38:39 EST


Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
arch/s390/include/asm/dma-mapping.h | 7 -------
1 file changed, 7 deletions(-)

diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h
index eaf490f9c5bc..2ec7240c1ada 100644
--- a/arch/s390/include/asm/dma-mapping.h
+++ b/arch/s390/include/asm/dma-mapping.h
@@ -16,11 +16,4 @@ 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_S390_DMA_MAPPING_H */
--
2.14.2