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[08/33] s390: remove the unused dma_capable helper

Message ID 20180110080027.13879-9-hch@lst.de
State New
Headers show
Series [01/33] alpha: mark jensen as broken | expand

Commit Message

Christoph Hellwig Jan. 10, 2018, 8 a.m. UTC 
Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 arch/s390/include/asm/dma-mapping.h | 7 -------
 1 file changed, 7 deletions(-)
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Patch

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 */