46 			struct sg_table *sgt;  member
65 	struct sg_table *sgt;  member
198 	struct sg_table *sgt;  in dmabuf_pages_to_sgt()  local
201 	sgt = kmalloc(sizeof(*sgt), GFP_KERNEL);  in dmabuf_pages_to_sgt()
202 	if (!sgt) {  in dmabuf_pages_to_sgt()
207 	ret = sg_alloc_table_from_pages(sgt, pages, nr_pages, 0,  in dmabuf_pages_to_sgt()
213 	return sgt;  in dmabuf_pages_to_sgt()
216 	kfree(sgt);  in dmabuf_pages_to_sgt()
241 		struct sg_table *sgt = gntdev_dmabuf_attach->sgt;  in dmabuf_exp_ops_detach()  local
243 		if (sgt) {  in dmabuf_exp_ops_detach()
245 				dma_unmap_sgtable(attach->dev, sgt,  in dmabuf_exp_ops_detach()
248 			sg_free_table(sgt);  in dmabuf_exp_ops_detach()
251 		kfree(sgt);  in dmabuf_exp_ops_detach()
263 	struct sg_table *sgt;  in dmabuf_exp_ops_map_dma_buf()  local
273 		return gntdev_dmabuf_attach->sgt;  in dmabuf_exp_ops_map_dma_buf()
282 	sgt = dmabuf_pages_to_sgt(gntdev_dmabuf->pages,  in dmabuf_exp_ops_map_dma_buf()
284 	if (!IS_ERR(sgt)) {  in dmabuf_exp_ops_map_dma_buf()
285 		if (dma_map_sgtable(attach->dev, sgt, dir,  in dmabuf_exp_ops_map_dma_buf()
287 			sg_free_table(sgt);  in dmabuf_exp_ops_map_dma_buf()
288 			kfree(sgt);  in dmabuf_exp_ops_map_dma_buf()
289 			sgt = ERR_PTR(-ENOMEM);  in dmabuf_exp_ops_map_dma_buf()
291 			gntdev_dmabuf_attach->sgt = sgt;  in dmabuf_exp_ops_map_dma_buf()
295 	if (IS_ERR(sgt))  in dmabuf_exp_ops_map_dma_buf()
297 	return sgt;  in dmabuf_exp_ops_map_dma_buf()
301 					 struct sg_table *sgt,  in dmabuf_exp_ops_unmap_dma_buf()  argument
572 	struct sg_table *sgt;  in dmabuf_imp_to_refs()  local
598 	sgt = dma_buf_map_attachment_unlocked(attach, DMA_BIDIRECTIONAL);  in dmabuf_imp_to_refs()
599 	if (IS_ERR(sgt)) {  in dmabuf_imp_to_refs()
600 		ret = ERR_CAST(sgt);  in dmabuf_imp_to_refs()
605 	if (sgt->sgl->offset) {  in dmabuf_imp_to_refs()
608 			 sgt->sgl->offset);  in dmabuf_imp_to_refs()
620 	gntdev_dmabuf->u.imp.sgt = sgt;  in dmabuf_imp_to_refs()
636 	for_each_sgtable_dma_page(sgt, &sg_iter, 0) {  in dmabuf_imp_to_refs()
661 	dma_buf_unmap_attachment_unlocked(attach, sgt, DMA_BIDIRECTIONAL);  in dmabuf_imp_to_refs()
710 	if (gntdev_dmabuf->u.imp.sgt)  in dmabuf_imp_release()
711 		dma_buf_unmap_attachment_unlocked(attach, gntdev_dmabuf->u.imp.sgt,  in dmabuf_imp_release()