dma_buf_map_attachment man page on Oracle

dma_buf_map_attachment man page on Oracle

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DMA_BUF_MAP_ATTACHME(9)	 Device drivers infrastructure DMA_BUF_MAP_ATTACHME(9)

NAME
       dma_buf_map_attachment - Returns the scatterlist table of the
       attachment; mapped into _device_ address space. Is a wrapper for
       map_dma_buf of the dma_buf_ops.

SYNOPSIS
       struct sg_table *
						dma_buf_map_attachment(struct dma_buf_attachment * attach,
						enum dma_data_direction direction);

ARGUMENTS
       attach
	   [in] attachment whose scatterlist is to be returned

       direction
	   [in] direction of DMA transfer

DESCRIPTION
       Returns sg_table containing the scatterlist to be returned; may return
       NULL or ERR_PTR.

COPYRIGHT
Kernel Hackers Manual 3.8.	   June 2014	       DMA_BUF_MAP_ATTACHME(9)

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