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 3.11 November 2013 DMA_BUF_MAP_ATTACHME(9)[top]
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