56 	struct mtk_drm_gem_obj *mtk_gem;  in mtk_drm_gem_create()  local
60 	mtk_gem = mtk_drm_gem_init(dev, size);  in mtk_drm_gem_create()
61 	if (IS_ERR(mtk_gem))  in mtk_drm_gem_create()
62 		return ERR_CAST(mtk_gem);  in mtk_drm_gem_create()
64 	obj = &mtk_gem->base;  in mtk_drm_gem_create()
66 	mtk_gem->dma_attrs = DMA_ATTR_WRITE_COMBINE;  in mtk_drm_gem_create()
69 		mtk_gem->dma_attrs |= DMA_ATTR_NO_KERNEL_MAPPING;  in mtk_drm_gem_create()
71 	mtk_gem->cookie = dma_alloc_attrs(priv->dma_dev, obj->size,  in mtk_drm_gem_create()
72 					  &mtk_gem->dma_addr, GFP_KERNEL,  in mtk_drm_gem_create()
73 					  mtk_gem->dma_attrs);  in mtk_drm_gem_create()
74 	if (!mtk_gem->cookie) {  in mtk_drm_gem_create()
81 		mtk_gem->kvaddr = mtk_gem->cookie;  in mtk_drm_gem_create()
84 			 mtk_gem->cookie, &mtk_gem->dma_addr,  in mtk_drm_gem_create()
87 	return mtk_gem;  in mtk_drm_gem_create()
91 	kfree(mtk_gem);  in mtk_drm_gem_create()
97 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_free_object()  local
100 	if (mtk_gem->sg)  in mtk_drm_gem_free_object()
101 		drm_prime_gem_destroy(obj, mtk_gem->sg);  in mtk_drm_gem_free_object()
103 		dma_free_attrs(priv->dma_dev, obj->size, mtk_gem->cookie,  in mtk_drm_gem_free_object()
104 			       mtk_gem->dma_addr, mtk_gem->dma_attrs);  in mtk_drm_gem_free_object()
109 	kfree(mtk_gem);  in mtk_drm_gem_free_object()
115 	struct mtk_drm_gem_obj *mtk_gem;  in mtk_drm_gem_dumb_create()  local
121 	mtk_gem = mtk_drm_gem_create(dev, args->size, false);  in mtk_drm_gem_dumb_create()
122 	if (IS_ERR(mtk_gem))  in mtk_drm_gem_dumb_create()
123 		return PTR_ERR(mtk_gem);  in mtk_drm_gem_dumb_create()
129 	ret = drm_gem_handle_create(file_priv, &mtk_gem->base, &args->handle);  in mtk_drm_gem_dumb_create()
134 	drm_gem_object_put(&mtk_gem->base);  in mtk_drm_gem_dumb_create()
139 	mtk_drm_gem_free_object(&mtk_gem->base);  in mtk_drm_gem_dumb_create()
148 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_object_mmap()  local
165 	ret = dma_mmap_attrs(priv->dma_dev, vma, mtk_gem->cookie,  in mtk_drm_gem_object_mmap()
166 			     mtk_gem->dma_addr, obj->size, mtk_gem->dma_attrs);  in mtk_drm_gem_object_mmap()
181 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_gem_prime_get_sg_table()  local
190 	ret = dma_get_sgtable_attrs(priv->dma_dev, sgt, mtk_gem->cookie,  in mtk_gem_prime_get_sg_table()
191 				    mtk_gem->dma_addr, obj->size,  in mtk_gem_prime_get_sg_table()
192 				    mtk_gem->dma_attrs);  in mtk_gem_prime_get_sg_table()
205 	struct mtk_drm_gem_obj *mtk_gem;  in mtk_gem_prime_import_sg_table()  local
213 	mtk_gem = mtk_drm_gem_init(dev, attach->dmabuf->size);  in mtk_gem_prime_import_sg_table()
214 	if (IS_ERR(mtk_gem))  in mtk_gem_prime_import_sg_table()
215 		return ERR_CAST(mtk_gem);  in mtk_gem_prime_import_sg_table()
217 	mtk_gem->dma_addr = sg_dma_address(sg->sgl);  in mtk_gem_prime_import_sg_table()
218 	mtk_gem->sg = sg;  in mtk_gem_prime_import_sg_table()
220 	return &mtk_gem->base;  in mtk_gem_prime_import_sg_table()
225 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_prime_vmap()  local
229 	if (mtk_gem->kvaddr)  in mtk_drm_gem_prime_vmap()
237 	mtk_gem->pages = kcalloc(npages, sizeof(*mtk_gem->pages), GFP_KERNEL);  in mtk_drm_gem_prime_vmap()
238 	if (!mtk_gem->pages) {  in mtk_drm_gem_prime_vmap()
243 	drm_prime_sg_to_page_array(sgt, mtk_gem->pages, npages);  in mtk_drm_gem_prime_vmap()
245 	mtk_gem->kvaddr = vmap(mtk_gem->pages, npages, VM_MAP,  in mtk_drm_gem_prime_vmap()
250 	iosys_map_set_vaddr(map, mtk_gem->kvaddr);  in mtk_drm_gem_prime_vmap()
258 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_prime_vunmap()  local
261 	if (!mtk_gem->pages)  in mtk_drm_gem_prime_vunmap()
265 	mtk_gem->kvaddr = 0;  in mtk_drm_gem_prime_vunmap()
266 	kfree(mtk_gem->pages);  in mtk_drm_gem_prime_vunmap()