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Commit bd5defae authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Greg Kroah-Hartman
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dma-mapping: remove is_device_dma_capable 



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Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20190816062435.881-6-hch@lst.de


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5d6ff300

include/linux/dma-mapping.h

+0 −5
Original line number Diff line number Diff line
@@ -149,11 +149,6 @@ static inline int valid_dma_direction(int dma_direction) 
		(dma_direction == DMA_FROM_DEVICE));

}



static inline int is_device_dma_capable(struct device *dev)

{

	return dev->dma_mask != NULL && *dev->dma_mask != DMA_MASK_NONE;

}



#ifdef CONFIG_DMA_DECLARE_COHERENT

/*

 * These three functions are only for dma allocator.