169 	struct icc_node *node = dst;  in path_init()  local
182 		node->provider->users++;  in path_init()
183 		hlist_add_head(&path->reqs[i].req_node, &node->req_list);  in path_init()
184 		path->reqs[i].node = node;  in path_init()
188 		node = node->reverse;  in path_init()
200 	struct icc_node *n, *node = NULL;  in path_find()  local
215 		list_for_each_entry_safe(node, n, &traverse_list, search_list) {  in path_find()
216 			if (node == dst) {  in path_find()
222 			for (i = 0; i < node->num_links; i++) {  in path_find()
223 				struct icc_node *tmp = node->links[i];  in path_find()
234 				tmp->reverse = node;  in path_find()
269 static int aggregate_requests(struct icc_node *node)  in aggregate_requests()  argument
271 	struct icc_provider *p = node->provider;  in aggregate_requests()
275 	node->avg_bw = 0;  in aggregate_requests()
276 	node->peak_bw = 0;  in aggregate_requests()
279 		p->pre_aggregate(node);  in aggregate_requests()
281 	hlist_for_each_entry(r, &node->req_list, req_node) {  in aggregate_requests()
289 		p->aggregate(node, r->tag, avg_bw, peak_bw,  in aggregate_requests()
290 			     &node->avg_bw, &node->peak_bw);  in aggregate_requests()
294 			node->avg_bw = max(node->avg_bw, node->init_avg);  in aggregate_requests()
295 			node->peak_bw = max(node->peak_bw, node->init_peak);  in aggregate_requests()
310 		next = path->reqs[i].node;  in apply_constraints()
330 int icc_std_aggregate(struct icc_node *node, u32 tag, u32 avg_bw,  in icc_std_aggregate()  argument
377 	struct icc_node *node = ERR_PTR(-EPROBE_DEFER);  in of_icc_get_from_provider()  local
390 					node = data->node;  in of_icc_get_from_provider()
394 				node = provider->xlate(spec, provider->data);  in of_icc_get_from_provider()
395 				if (!IS_ERR(node))  in of_icc_get_from_provider()
402 	if (!node)  in of_icc_get_from_provider()
405 	if (IS_ERR(node))  in of_icc_get_from_provider()
406 		return ERR_CAST(node);  in of_icc_get_from_provider()
412 		data->node = node;  in of_icc_get_from_provider()
516 	path = path_find(dev, src_data->node, dst_data->node);  in of_icc_get_by_index()
527 			       src_data->node->name, dst_data->node->name);  in of_icc_get_by_index()
694 	struct icc_node *node;  in icc_set_bw()  local
711 		node = path->reqs[i].node;  in icc_set_bw()
718 		aggregate_requests(node);  in icc_set_bw()
720 		trace_icc_set_bw(path, node, i, avg_bw, peak_bw);  in icc_set_bw()
729 			node = path->reqs[i].node;  in icc_set_bw()
732 			aggregate_requests(node);  in icc_set_bw()
787 	struct icc_node *node;  in icc_put()  local
802 		node = path->reqs[i].node;  in icc_put()
804 		if (!WARN_ON(!node->provider->users))  in icc_put()
805 			node->provider->users--;  in icc_put()
818 	struct icc_node *node;  in icc_node_create_nolock()  local
821 	node = node_find(id);  in icc_node_create_nolock()
822 	if (node)  in icc_node_create_nolock()
823 		return node;  in icc_node_create_nolock()
825 	node = kzalloc(sizeof(*node), GFP_KERNEL);  in icc_node_create_nolock()
826 	if (!node)  in icc_node_create_nolock()
829 	id = idr_alloc(&icc_idr, node, id, id + 1, GFP_KERNEL);  in icc_node_create_nolock()
832 		kfree(node);  in icc_node_create_nolock()
836 	node->id = id;  in icc_node_create_nolock()
838 	return node;  in icc_node_create_nolock()
849 	struct icc_node *node;  in icc_node_create()  local
853 	node = icc_node_create_nolock(id);  in icc_node_create()
857 	return node;  in icc_node_create()
867 	struct icc_node *node;  in icc_node_destroy()  local
871 	node = node_find(id);  in icc_node_destroy()
872 	if (node) {  in icc_node_destroy()
873 		idr_remove(&icc_idr, node->id);  in icc_node_destroy()
874 		WARN_ON(!hlist_empty(&node->req_list));  in icc_node_destroy()
879 	if (!node)  in icc_node_destroy()
882 	kfree(node->links);  in icc_node_destroy()
883 	kfree(node);  in icc_node_destroy()
900 int icc_link_create(struct icc_node *node, const int dst_id)  in icc_link_create()  argument
906 	if (!node->provider)  in icc_link_create()
921 	new = krealloc(node->links,  in icc_link_create()
922 		       (node->num_links + 1) * sizeof(*node->links),  in icc_link_create()
929 	node->links = new;  in icc_link_create()
930 	node->links[node->num_links++] = dst;  in icc_link_create()
944 void icc_node_add(struct icc_node *node, struct icc_provider *provider)  in icc_node_add()  argument
946 	if (WARN_ON(node->provider))  in icc_node_add()
952 	node->provider = provider;  in icc_node_add()
953 	list_add_tail(&node->node_list, &provider->nodes);  in icc_node_add()
957 		provider->get_bw(node, &node->init_avg, &node->init_peak);  in icc_node_add()
959 		node->init_avg = INT_MAX;  in icc_node_add()
960 		node->init_peak = INT_MAX;  in icc_node_add()
962 	node->avg_bw = node->init_avg;  in icc_node_add()
963 	node->peak_bw = node->init_peak;  in icc_node_add()
965 	if (node->avg_bw || node->peak_bw) {  in icc_node_add()
967 			provider->pre_aggregate(node);  in icc_node_add()
970 			provider->aggregate(node, 0, node->init_avg, node->init_peak,  in icc_node_add()
971 					    &node->avg_bw, &node->peak_bw);  in icc_node_add()
973 			provider->set(node, node);  in icc_node_add()
976 	node->avg_bw = 0;  in icc_node_add()
977 	node->peak_bw = 0;  in icc_node_add()
988 void icc_node_del(struct icc_node *node)  in icc_node_del()  argument
992 	list_del(&node->node_list);  in icc_node_del()