Commit 3be6d9b6 authored by Christoph Hellwig's avatar Christoph Hellwig
Browse files

dma-virt: remove dma_supported and mapping_error methods 



These just duplicate the default behavior if no method is provided.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 050d228a

lib/dma-virt.c

+0 −12
Original line number Diff line number Diff line
@@ -51,22 +51,10 @@ static int dma_virt_map_sg(struct device *dev, struct scatterlist *sgl, 
	return nents;

}



static int dma_virt_mapping_error(struct device *dev, dma_addr_t dma_addr)

{

	return false;

}



static int dma_virt_supported(struct device *dev, u64 mask)

{

	return true;

}



const struct dma_map_ops dma_virt_ops = {

	.alloc			= dma_virt_alloc,

	.free			= dma_virt_free,

	.map_page		= dma_virt_map_page,

	.map_sg			= dma_virt_map_sg,

	.mapping_error		= dma_virt_mapping_error,

	.dma_supported		= dma_virt_supported,

};

EXPORT_SYMBOL(dma_virt_ops);