38 static dma_addr_t tegra_bo_pin(struct host1x_bo *bo, struct sg_table **sgt)  in tegra_bo_pin()  argument
45 static void tegra_bo_unpin(struct host1x_bo *bo, struct sg_table *sgt)  in tegra_bo_unpin()  argument
117 	err = iommu_map_sg(tegra->domain, bo->paddr, bo->sgt->sgl,  in tegra_bo_iommu_map()
118 			   bo->sgt->nents, prot);  in tegra_bo_iommu_map()
181 		sg_free_table(bo->sgt);  in tegra_bo_free()
182 		kfree(bo->sgt);  in tegra_bo_free()
192 	struct sg_table *sgt;  in tegra_bo_get_pages()  local
201 	sgt = drm_prime_pages_to_sg(bo->pages, bo->num_pages);  in tegra_bo_get_pages()
202 	if (IS_ERR(sgt))  in tegra_bo_get_pages()
214 	for_each_sg(sgt->sgl, s, sgt->nents, i)  in tegra_bo_get_pages()
217 	if (dma_map_sg(drm->dev, sgt->sgl, sgt->nents, DMA_TO_DEVICE) == 0)  in tegra_bo_get_pages()
220 	bo->sgt = sgt;  in tegra_bo_get_pages()
225 	sg_free_table(sgt);  in tegra_bo_get_pages()
226 	kfree(sgt);  in tegra_bo_get_pages()
227 	sgt = ERR_PTR(-ENOMEM);  in tegra_bo_get_pages()
230 	return PTR_ERR(sgt);  in tegra_bo_get_pages()
336 	bo->sgt = dma_buf_map_attachment(attach, DMA_TO_DEVICE);  in tegra_bo_import()
337 	if (!bo->sgt) {  in tegra_bo_import()
342 	if (IS_ERR(bo->sgt)) {  in tegra_bo_import()
343 		err = PTR_ERR(bo->sgt);  in tegra_bo_import()
352 		if (bo->sgt->nents > 1) {  in tegra_bo_import()
357 		bo->paddr = sg_dma_address(bo->sgt->sgl);  in tegra_bo_import()
365 	if (!IS_ERR_OR_NULL(bo->sgt))  in tegra_bo_import()
366 		dma_buf_unmap_attachment(attach, bo->sgt, DMA_TO_DEVICE);  in tegra_bo_import()
385 		dma_buf_unmap_attachment(gem->import_attach, bo->sgt,  in tegra_bo_free_object()
521 	struct sg_table *sgt;  in tegra_gem_prime_map_dma_buf()  local
523 	sgt = kmalloc(sizeof(*sgt), GFP_KERNEL);  in tegra_gem_prime_map_dma_buf()
524 	if (!sgt)  in tegra_gem_prime_map_dma_buf()
531 		if (sg_alloc_table(sgt, bo->num_pages, GFP_KERNEL))  in tegra_gem_prime_map_dma_buf()
534 		for_each_sg(sgt->sgl, sg, bo->num_pages, i)  in tegra_gem_prime_map_dma_buf()
537 		if (dma_map_sg(attach->dev, sgt->sgl, sgt->nents, dir) == 0)  in tegra_gem_prime_map_dma_buf()
540 		if (sg_alloc_table(sgt, 1, GFP_KERNEL))  in tegra_gem_prime_map_dma_buf()
543 		sg_dma_address(sgt->sgl) = bo->paddr;  in tegra_gem_prime_map_dma_buf()
544 		sg_dma_len(sgt->sgl) = gem->size;  in tegra_gem_prime_map_dma_buf()
547 	return sgt;  in tegra_gem_prime_map_dma_buf()
550 	sg_free_table(sgt);  in tegra_gem_prime_map_dma_buf()
551 	kfree(sgt);  in tegra_gem_prime_map_dma_buf()
556 					  struct sg_table *sgt,  in tegra_gem_prime_unmap_dma_buf()  argument
563 		dma_unmap_sg(attach->dev, sgt->sgl, sgt->nents, dir);  in tegra_gem_prime_unmap_dma_buf()
565 	sg_free_table(sgt);  in tegra_gem_prime_unmap_dma_buf()
566 	kfree(sgt);  in tegra_gem_prime_unmap_dma_buf()