61 	struct mtk_drm_gem_obj *mtk_gem;  in mtk_drm_gem_create()  local
65 	mtk_gem = mtk_drm_gem_init(dev, size);  in mtk_drm_gem_create()
66 	if (IS_ERR(mtk_gem))  in mtk_drm_gem_create()
67 		return ERR_CAST(mtk_gem);  in mtk_drm_gem_create()
69 	obj = &mtk_gem->base;  in mtk_drm_gem_create()
71 	mtk_gem->dma_attrs = DMA_ATTR_WRITE_COMBINE;  in mtk_drm_gem_create()
74 		mtk_gem->dma_attrs |= DMA_ATTR_NO_KERNEL_MAPPING;  in mtk_drm_gem_create()
76 	mtk_gem->cookie = dma_alloc_attrs(priv->dma_dev, obj->size,  in mtk_drm_gem_create()
77 					  &mtk_gem->dma_addr, GFP_KERNEL,  in mtk_drm_gem_create()
78 					  mtk_gem->dma_attrs);  in mtk_drm_gem_create()
79 	if (!mtk_gem->cookie) {  in mtk_drm_gem_create()
86 		mtk_gem->kvaddr = mtk_gem->cookie;  in mtk_drm_gem_create()
89 			 mtk_gem->cookie, &mtk_gem->dma_addr,  in mtk_drm_gem_create()
92 	return mtk_gem;  in mtk_drm_gem_create()
96 	kfree(mtk_gem);  in mtk_drm_gem_create()
102 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_free_object()  local
105 	if (mtk_gem->sg)  in mtk_drm_gem_free_object()
106 		drm_prime_gem_destroy(obj, mtk_gem->sg);  in mtk_drm_gem_free_object()
108 		dma_free_attrs(priv->dma_dev, obj->size, mtk_gem->cookie,  in mtk_drm_gem_free_object()
109 			       mtk_gem->dma_addr, mtk_gem->dma_attrs);  in mtk_drm_gem_free_object()
114 	kfree(mtk_gem);  in mtk_drm_gem_free_object()
120 	struct mtk_drm_gem_obj *mtk_gem;  in mtk_drm_gem_dumb_create()  local
126 	mtk_gem = mtk_drm_gem_create(dev, args->size, false);  in mtk_drm_gem_dumb_create()
127 	if (IS_ERR(mtk_gem))  in mtk_drm_gem_dumb_create()
128 		return PTR_ERR(mtk_gem);  in mtk_drm_gem_dumb_create()
134 	ret = drm_gem_handle_create(file_priv, &mtk_gem->base, &args->handle);  in mtk_drm_gem_dumb_create()
139 	drm_gem_object_put(&mtk_gem->base);  in mtk_drm_gem_dumb_create()
144 	mtk_drm_gem_free_object(&mtk_gem->base);  in mtk_drm_gem_dumb_create()
153 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_object_mmap()  local
170 	ret = dma_mmap_attrs(priv->dma_dev, vma, mtk_gem->cookie,  in mtk_drm_gem_object_mmap()
171 			     mtk_gem->dma_addr, obj->size, mtk_gem->dma_attrs);  in mtk_drm_gem_object_mmap()
184 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_gem_prime_get_sg_table()  local
193 	ret = dma_get_sgtable_attrs(priv->dma_dev, sgt, mtk_gem->cookie,  in mtk_gem_prime_get_sg_table()
194 				    mtk_gem->dma_addr, obj->size,  in mtk_gem_prime_get_sg_table()
195 				    mtk_gem->dma_attrs);  in mtk_gem_prime_get_sg_table()
208 	struct mtk_drm_gem_obj *mtk_gem;  in mtk_gem_prime_import_sg_table()  local
216 	mtk_gem = mtk_drm_gem_init(dev, attach->dmabuf->size);  in mtk_gem_prime_import_sg_table()
217 	if (IS_ERR(mtk_gem))  in mtk_gem_prime_import_sg_table()
218 		return ERR_CAST(mtk_gem);  in mtk_gem_prime_import_sg_table()
220 	mtk_gem->dma_addr = sg_dma_address(sg->sgl);  in mtk_gem_prime_import_sg_table()
221 	mtk_gem->sg = sg;  in mtk_gem_prime_import_sg_table()
223 	return &mtk_gem->base;  in mtk_gem_prime_import_sg_table()
228 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_prime_vmap()  local
232 	if (mtk_gem->kvaddr)  in mtk_drm_gem_prime_vmap()
240 	mtk_gem->pages = kcalloc(npages, sizeof(*mtk_gem->pages), GFP_KERNEL);  in mtk_drm_gem_prime_vmap()
241 	if (!mtk_gem->pages) {  in mtk_drm_gem_prime_vmap()
247 	drm_prime_sg_to_page_array(sgt, mtk_gem->pages, npages);  in mtk_drm_gem_prime_vmap()
249 	mtk_gem->kvaddr = vmap(mtk_gem->pages, npages, VM_MAP,  in mtk_drm_gem_prime_vmap()
251 	if (!mtk_gem->kvaddr) {  in mtk_drm_gem_prime_vmap()
254 		kfree(mtk_gem->pages);  in mtk_drm_gem_prime_vmap()
261 	iosys_map_set_vaddr(map, mtk_gem->kvaddr);  in mtk_drm_gem_prime_vmap()
269 	struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj);  in mtk_drm_gem_prime_vunmap()  local
272 	if (!mtk_gem->pages)  in mtk_drm_gem_prime_vunmap()
276 	mtk_gem->kvaddr = NULL;  in mtk_drm_gem_prime_vunmap()
277 	kfree(mtk_gem->pages);  in mtk_drm_gem_prime_vunmap()