gpu/drm/drm_gem_dma_helper.c

31  * for devices that do not support scatter-gather DMA (either directly or
411  * drm_gem_dma_get_sg_table - provide a scatter/gather table of pinned
415  * This function exports a scatter/gather table by calling the standard
419  * A pointer to the scatter/gather table of pinned pages or NULL on failure.
446  *     driver's scatter/gather table of pinned pages
449  * @sgt: scatter/gather table of pinned pages
451  * This function imports a scatter/gather table exported via DMA-BUF by
453  * (i.e. the scatter/gather table must contain a single entry). Drivers that
555  *	scatter/gather table and get the virtual address of the buffer
558  * @sgt: Scatter/gather table of pinned pages
560  * This function imports a scatter/gather table using