568 	r = sg_alloc_table_from_pages(ttm->sg, ttm->pages, ttm->num_pages, 0,  in radeon_ttm_tt_pin_userptr()
575 	nents = dma_map_sg(rdev->dev, ttm->sg->sgl, ttm->sg->nents, direction);  in radeon_ttm_tt_pin_userptr()
576 	if (nents != ttm->sg->nents)  in radeon_ttm_tt_pin_userptr()
579 	drm_prime_sg_to_page_addr_arrays(ttm->sg, ttm->pages,  in radeon_ttm_tt_pin_userptr()
585 	kfree(ttm->sg);  in radeon_ttm_tt_pin_userptr()
603 	if (!ttm->sg->sgl)  in radeon_ttm_tt_unpin_userptr()
607 	dma_unmap_sg(rdev->dev, ttm->sg->sgl, ttm->sg->nents, direction);  in radeon_ttm_tt_unpin_userptr()
609 	for_each_sg_page(ttm->sg->sgl, &sg_iter, ttm->sg->nents, 0) {  in radeon_ttm_tt_unpin_userptr()
618 	sg_free_table(ttm->sg);  in radeon_ttm_tt_unpin_userptr()
724 		ttm->sg = kcalloc(1, sizeof(struct sg_table), GFP_KERNEL);  in radeon_ttm_tt_populate()
725 		if (!ttm->sg)  in radeon_ttm_tt_populate()
733 	if (slave && ttm->sg) {  in radeon_ttm_tt_populate()
734 		drm_prime_sg_to_page_addr_arrays(ttm->sg, ttm->pages,  in radeon_ttm_tt_populate()
783 		kfree(ttm->sg);  in radeon_ttm_tt_unpopulate()