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; returns ERR_PTR on error.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                   DMA_BUF_MAP_ATTACHME(9)