25 static int rockchip_gem_alloc_buf(struct rockchip_gem_object *rk_obj,  in rockchip_gem_alloc_buf()  argument
28 	struct drm_gem_object *obj = &rk_obj->base;  in rockchip_gem_alloc_buf()
31 	init_dma_attrs(&rk_obj->dma_attrs);  in rockchip_gem_alloc_buf()
32 	dma_set_attr(DMA_ATTR_WRITE_COMBINE, &rk_obj->dma_attrs);  in rockchip_gem_alloc_buf()
35 		dma_set_attr(DMA_ATTR_NO_KERNEL_MAPPING, &rk_obj->dma_attrs);  in rockchip_gem_alloc_buf()
37 	rk_obj->kvaddr = dma_alloc_attrs(drm->dev, obj->size,  in rockchip_gem_alloc_buf()
38 					 &rk_obj->dma_addr, GFP_KERNEL,  in rockchip_gem_alloc_buf()
39 					 &rk_obj->dma_attrs);  in rockchip_gem_alloc_buf()
40 	if (!rk_obj->kvaddr) {  in rockchip_gem_alloc_buf()
48 static void rockchip_gem_free_buf(struct rockchip_gem_object *rk_obj)  in rockchip_gem_free_buf()  argument
50 	struct drm_gem_object *obj = &rk_obj->base;  in rockchip_gem_free_buf()
53 	dma_free_attrs(drm->dev, obj->size, rk_obj->kvaddr, rk_obj->dma_addr,  in rockchip_gem_free_buf()
54 		       &rk_obj->dma_attrs);  in rockchip_gem_free_buf()
62 	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);  in rockchip_drm_gem_object_mmap()  local
71 	ret = dma_mmap_attrs(drm->dev, vma, rk_obj->kvaddr, rk_obj->dma_addr,  in rockchip_drm_gem_object_mmap()
72 			     obj->size, &rk_obj->dma_attrs);  in rockchip_drm_gem_object_mmap()
113 	struct rockchip_gem_object *rk_obj;  in rockchip_gem_create_object()  local
119 	rk_obj = kzalloc(sizeof(*rk_obj), GFP_KERNEL);  in rockchip_gem_create_object()
120 	if (!rk_obj)  in rockchip_gem_create_object()
123 	obj = &rk_obj->base;  in rockchip_gem_create_object()
127 	ret = rockchip_gem_alloc_buf(rk_obj, alloc_kmap);  in rockchip_gem_create_object()
131 	return rk_obj;  in rockchip_gem_create_object()
134 	kfree(rk_obj);  in rockchip_gem_create_object()
144 	struct rockchip_gem_object *rk_obj;  in rockchip_gem_free_object()  local
148 	rk_obj = to_rockchip_obj(obj);  in rockchip_gem_free_object()
150 	rockchip_gem_free_buf(rk_obj);  in rockchip_gem_free_object()
152 	kfree(rk_obj);  in rockchip_gem_free_object()
167 	struct rockchip_gem_object *rk_obj;  in rockchip_gem_create_with_handle()  local
171 	rk_obj = rockchip_gem_create_object(drm, size, false);  in rockchip_gem_create_with_handle()
172 	if (IS_ERR(rk_obj))  in rockchip_gem_create_with_handle()
173 		return ERR_CAST(rk_obj);  in rockchip_gem_create_with_handle()
175 	obj = &rk_obj->base;  in rockchip_gem_create_with_handle()
188 	return rk_obj;  in rockchip_gem_create_with_handle()
237 	struct rockchip_gem_object *rk_obj;  in rockchip_gem_dumb_create()  local
251 	rk_obj = rockchip_gem_create_with_handle(file_priv, dev, args->size,  in rockchip_gem_dumb_create()
254 	return PTR_ERR_OR_ZERO(rk_obj);  in rockchip_gem_dumb_create()
265 	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);  in rockchip_gem_prime_get_sg_table()  local
274 	ret = dma_get_sgtable_attrs(drm->dev, sgt, rk_obj->kvaddr,  in rockchip_gem_prime_get_sg_table()
275 				    rk_obj->dma_addr, obj->size,  in rockchip_gem_prime_get_sg_table()
276 				    &rk_obj->dma_attrs);  in rockchip_gem_prime_get_sg_table()
288 	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);  in rockchip_gem_prime_vmap()  local
290 	if (dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, &rk_obj->dma_attrs))  in rockchip_gem_prime_vmap()
293 	return rk_obj->kvaddr;  in rockchip_gem_prime_vmap()