19 void v4l2_ctrl_handler_init_request(struct v4l2_ctrl_handler *hdl)  in v4l2_ctrl_handler_init_request()  argument
21 	INIT_LIST_HEAD(&hdl->requests);  in v4l2_ctrl_handler_init_request()
22 	INIT_LIST_HEAD(&hdl->requests_queued);  in v4l2_ctrl_handler_init_request()
23 	hdl->request_is_queued = false;  in v4l2_ctrl_handler_init_request()
24 	media_request_object_init(&hdl->req_obj);  in v4l2_ctrl_handler_init_request()
28 void v4l2_ctrl_handler_free_request(struct v4l2_ctrl_handler *hdl)  in v4l2_ctrl_handler_free_request()  argument
39 	if (hdl->req_obj.ops || list_empty(&hdl->requests))  in v4l2_ctrl_handler_free_request()
47 	list_for_each_entry_safe(req, next_req, &hdl->requests, requests) {  in v4l2_ctrl_handler_free_request()
53 static int v4l2_ctrl_request_clone(struct v4l2_ctrl_handler *hdl,  in v4l2_ctrl_request_clone()  argument
59 	if (WARN_ON(!hdl || hdl == from))  in v4l2_ctrl_request_clone()
62 	if (hdl->error)  in v4l2_ctrl_request_clone()
63 		return hdl->error;  in v4l2_ctrl_request_clone()
65 	WARN_ON(hdl->lock != &hdl->_lock);  in v4l2_ctrl_request_clone()
75 		err = handler_new_ref(hdl, ctrl, &new_ref, false, true);  in v4l2_ctrl_request_clone()
85 	struct v4l2_ctrl_handler *hdl =  in v4l2_ctrl_request_queue()  local
90 	list_add_tail(&hdl->requests_queued, &main_hdl->requests_queued);  in v4l2_ctrl_request_queue()
91 	hdl->request_is_queued = true;  in v4l2_ctrl_request_queue()
97 	struct v4l2_ctrl_handler *hdl =  in v4l2_ctrl_request_unbind()  local
102 	list_del_init(&hdl->requests);  in v4l2_ctrl_request_unbind()
103 	if (hdl->request_is_queued) {  in v4l2_ctrl_request_unbind()
104 		list_del_init(&hdl->requests_queued);  in v4l2_ctrl_request_unbind()
105 		hdl->request_is_queued = false;  in v4l2_ctrl_request_unbind()
112 	struct v4l2_ctrl_handler *hdl =  in v4l2_ctrl_request_release()  local
115 	v4l2_ctrl_handler_free(hdl);  in v4l2_ctrl_request_release()
116 	kfree(hdl);  in v4l2_ctrl_request_release()
142 v4l2_ctrl_request_hdl_ctrl_find(struct v4l2_ctrl_handler *hdl, u32 id)  in v4l2_ctrl_request_hdl_ctrl_find()  argument
144 	struct v4l2_ctrl_ref *ref = find_ref_lock(hdl, id);  in v4l2_ctrl_request_hdl_ctrl_find()
151 				  struct v4l2_ctrl_handler *hdl,  in v4l2_ctrl_request_bind()  argument
156 	ret = v4l2_ctrl_request_clone(hdl, from);  in v4l2_ctrl_request_bind()
160 						from, false, &hdl->req_obj);  in v4l2_ctrl_request_bind()
163 			list_add_tail(&hdl->requests, &from->requests);  in v4l2_ctrl_request_bind()
171 v4l2_ctrls_find_req_obj(struct v4l2_ctrl_handler *hdl,  in v4l2_ctrls_find_req_obj()  argument
184 	obj = media_request_object_find(req, &req_ops, hdl);  in v4l2_ctrls_find_req_obj()
206 	ret = v4l2_ctrl_handler_init(new_hdl, (hdl->nr_of_buckets - 1) * 8);  in v4l2_ctrls_find_req_obj()
208 		ret = v4l2_ctrl_request_bind(req, new_hdl, hdl);  in v4l2_ctrls_find_req_obj()
219 int v4l2_g_ext_ctrls_request(struct v4l2_ctrl_handler *hdl, struct video_device *vdev,  in v4l2_g_ext_ctrls_request()  argument
244 	obj = v4l2_ctrls_find_req_obj(hdl, req, false);  in v4l2_g_ext_ctrls_request()
251 	hdl = container_of(obj, struct v4l2_ctrl_handler,  in v4l2_g_ext_ctrls_request()
253 	ret = v4l2_g_ext_ctrls_common(hdl, cs, vdev);  in v4l2_g_ext_ctrls_request()
262 			      struct v4l2_ctrl_handler *hdl,  in try_set_ext_ctrls_request()  argument
298 	obj = v4l2_ctrls_find_req_obj(hdl, req, set);  in try_set_ext_ctrls_request()
309 	hdl = container_of(obj, struct v4l2_ctrl_handler,  in try_set_ext_ctrls_request()
311 	ret = try_set_ext_ctrls_common(fh, hdl, cs, vdev, set);  in try_set_ext_ctrls_request()
328 	struct v4l2_ctrl_handler *hdl;  in v4l2_ctrl_request_complete()  local
344 		hdl = kzalloc(sizeof(*hdl), GFP_KERNEL);  in v4l2_ctrl_request_complete()
345 		if (!hdl)  in v4l2_ctrl_request_complete()
348 		ret = v4l2_ctrl_handler_init(hdl, (main_hdl->nr_of_buckets - 1) * 8);  in v4l2_ctrl_request_complete()
350 			ret = v4l2_ctrl_request_bind(req, hdl, main_hdl);  in v4l2_ctrl_request_complete()
352 			v4l2_ctrl_handler_free(hdl);  in v4l2_ctrl_request_complete()
353 			kfree(hdl);  in v4l2_ctrl_request_complete()
356 		hdl->request_is_queued = true;  in v4l2_ctrl_request_complete()
359 	hdl = container_of(obj, struct v4l2_ctrl_handler, req_obj);  in v4l2_ctrl_request_complete()
361 	list_for_each_entry(ref, &hdl->ctrl_refs, node) {  in v4l2_ctrl_request_complete()
386 	WARN_ON(!hdl->request_is_queued);  in v4l2_ctrl_request_complete()
387 	list_del_init(&hdl->requests_queued);  in v4l2_ctrl_request_complete()
388 	hdl->request_is_queued = false;  in v4l2_ctrl_request_complete()
399 	struct v4l2_ctrl_handler *hdl;  in v4l2_ctrl_request_setup()  local
421 	hdl = container_of(obj, struct v4l2_ctrl_handler, req_obj);  in v4l2_ctrl_request_setup()
423 	list_for_each_entry(ref, &hdl->ctrl_refs, node)  in v4l2_ctrl_request_setup()
426 	list_for_each_entry(ref, &hdl->ctrl_refs, node) {  in v4l2_ctrl_request_setup()
443 					find_ref(hdl, master->cluster[i]->id);  in v4l2_ctrl_request_setup()
459 					find_ref(hdl, master->cluster[i]->id);  in v4l2_ctrl_request_setup()