42 	struct mtk_drm_gem_obj *mtk_gem;  in mtk_drm_gem_create()  local
46 	mtk_gem = mtk_drm_gem_init(dev, size);  in mtk_drm_gem_create()
47 	if (IS_ERR(mtk_gem))  in mtk_drm_gem_create()
48 		return ERR_CAST(mtk_gem);  in mtk_drm_gem_create()
50 	obj = &mtk_gem->base;  in mtk_drm_gem_create()
52 	mtk_gem->dma_attrs = DMA_ATTR_WRITE_COMBINE;  in mtk_drm_gem_create()
55 		mtk_gem->dma_attrs |= DMA_ATTR_NO_KERNEL_MAPPING;  in mtk_drm_gem_create()
57 	mtk_gem->cookie = dma_alloc_attrs(priv->dma_dev, obj->size,  in mtk_drm_gem_create()
58 					  &mtk_gem->dma_addr, GFP_KERNEL,  in mtk_drm_gem_create()
59 					  mtk_gem->dma_attrs);  in mtk_drm_gem_create()
60 	if (!mtk_gem->cookie) {  in mtk_drm_gem_create()
67 		mtk_gem->kvaddr = mtk_gem->cookie;  in mtk_drm_gem_create()
70 			 mtk_gem->cookie, &mtk_gem->dma_addr,  in mtk_drm_gem_create()
73 	return mtk_gem;  in mtk_drm_gem_create()
77 	kfree(mtk_gem);  in mtk_drm_gem_create()
83 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_free_object()  local
86 	if (mtk_gem->sg)  in mtk_drm_gem_free_object()
87 		drm_prime_gem_destroy(obj, mtk_gem->sg);  in mtk_drm_gem_free_object()
89 		dma_free_attrs(priv->dma_dev, obj->size, mtk_gem->cookie,  in mtk_drm_gem_free_object()
90 			       mtk_gem->dma_addr, mtk_gem->dma_attrs);  in mtk_drm_gem_free_object()
95 	kfree(mtk_gem);  in mtk_drm_gem_free_object()
101 	struct mtk_drm_gem_obj *mtk_gem;  in mtk_drm_gem_dumb_create()  local
107 	mtk_gem = mtk_drm_gem_create(dev, args->size, false);  in mtk_drm_gem_dumb_create()
108 	if (IS_ERR(mtk_gem))  in mtk_drm_gem_dumb_create()
109 		return PTR_ERR(mtk_gem);  in mtk_drm_gem_dumb_create()
115 	ret = drm_gem_handle_create(file_priv, &mtk_gem->base, &args->handle);  in mtk_drm_gem_dumb_create()
120 	drm_gem_object_put_unlocked(&mtk_gem->base);  in mtk_drm_gem_dumb_create()
125 	mtk_drm_gem_free_object(&mtk_gem->base);  in mtk_drm_gem_dumb_create()
134 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_object_mmap()  local
143 	ret = dma_mmap_attrs(priv->dma_dev, vma, mtk_gem->cookie,  in mtk_drm_gem_object_mmap()
144 			     mtk_gem->dma_addr, obj->size, mtk_gem->dma_attrs);  in mtk_drm_gem_object_mmap()
190 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_gem_prime_get_sg_table()  local
199 	ret = dma_get_sgtable_attrs(priv->dma_dev, sgt, mtk_gem->cookie,  in mtk_gem_prime_get_sg_table()
200 				    mtk_gem->dma_addr, obj->size,  in mtk_gem_prime_get_sg_table()
201 				    mtk_gem->dma_attrs);  in mtk_gem_prime_get_sg_table()
214 	struct mtk_drm_gem_obj *mtk_gem;  in mtk_gem_prime_import_sg_table()  local
220 	mtk_gem = mtk_drm_gem_init(dev, attach->dmabuf->size);  in mtk_gem_prime_import_sg_table()
222 	if (IS_ERR(mtk_gem))  in mtk_gem_prime_import_sg_table()
223 		return ERR_CAST(mtk_gem);  in mtk_gem_prime_import_sg_table()
235 	mtk_gem->dma_addr = sg_dma_address(sg->sgl);  in mtk_gem_prime_import_sg_table()
236 	mtk_gem->sg = sg;  in mtk_gem_prime_import_sg_table()
238 	return &mtk_gem->base;  in mtk_gem_prime_import_sg_table()
241 	kfree(mtk_gem);  in mtk_gem_prime_import_sg_table()
247 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_prime_vmap()  local
253 	if (mtk_gem->kvaddr)  in mtk_drm_gem_prime_vmap()
254 		return mtk_gem->kvaddr;  in mtk_drm_gem_prime_vmap()
261 	mtk_gem->pages = kcalloc(npages, sizeof(*mtk_gem->pages), GFP_KERNEL);  in mtk_drm_gem_prime_vmap()
262 	if (!mtk_gem->pages)  in mtk_drm_gem_prime_vmap()
266 		mtk_gem->pages[i++] = sg_page_iter_page(&iter);  in mtk_drm_gem_prime_vmap()
270 	mtk_gem->kvaddr = vmap(mtk_gem->pages, npages, VM_MAP,  in mtk_drm_gem_prime_vmap()
276 	return mtk_gem->kvaddr;  in mtk_drm_gem_prime_vmap()
281 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_prime_vunmap()  local
283 	if (!mtk_gem->pages)  in mtk_drm_gem_prime_vunmap()
287 	mtk_gem->kvaddr = 0;  in mtk_drm_gem_prime_vunmap()
288 	kfree((void *)mtk_gem->pages);  in mtk_drm_gem_prime_vunmap()