14 #include <linux/interconnect-provider.h>
45 	struct icc_provider *provider;  in icc_summary_show()  local
52 	list_for_each_entry(provider, &icc_providers, provider_list) {  in icc_summary_show()
55 		list_for_each_entry(n, &provider->nodes, node_list) {  in icc_summary_show()
101 	struct icc_provider *provider;  in icc_graph_show()  local
111 	list_for_each_entry(provider, &icc_providers, provider_list) {  in icc_graph_show()
113 		if (provider->dev)  in icc_graph_show()
115 				   dev_name(provider->dev));  in icc_graph_show()
118 		list_for_each_entry(n, &provider->nodes, node_list)  in icc_graph_show()
122 		list_for_each_entry(n, &provider->nodes, node_list)  in icc_graph_show()
124 				if (n->provider == n->links[i]->provider)  in icc_graph_show()
132 	list_for_each_entry(provider, &icc_providers, provider_list)  in icc_graph_show()
133 		list_for_each_entry(n, &provider->nodes, node_list)  in icc_graph_show()
135 				if (n->provider != n->links[i]->provider)  in icc_graph_show()
165 		node->provider->users++;  in path_init()
252 	struct icc_provider *p = node->provider;  in aggregate_requests()
292 		p = next->provider;  in apply_constraints()
295 		if (!prev || (p != prev->provider && !p->inter_set)) {  in apply_constraints()
329  * registering the provider.
350  * Looks for interconnect provider under the node specified by @spec and if
351  * found, uses xlate function of the provider to map phandle args to node.
360 	struct icc_provider *provider;  in of_icc_get_from_provider()  local
366 	list_for_each_entry(provider, &icc_providers, provider_list) {  in of_icc_get_from_provider()
367 		if (provider->dev->of_node == spec->np) {  in of_icc_get_from_provider()
368 			if (provider->xlate_extended) {  in of_icc_get_from_provider()
369 				data = provider->xlate_extended(spec, provider->data);  in of_icc_get_from_provider()
375 				node = provider->xlate(spec, provider->data);  in of_icc_get_from_provider()
780 		if (!WARN_ON(!node->provider->users))  in icc_put()
781 			node->provider->users--;  in icc_put()
864  * provider driver has not probed yet). So just create the @dst_id node
865  * and when the actual provider driver is probed, the rest of the node
876 	if (!node->provider)  in icc_link_create()
956  * icc_node_add() - add interconnect node to interconnect provider
958  * @provider: pointer to the interconnect provider
960 void icc_node_add(struct icc_node *node, struct icc_provider *provider)  in icc_node_add()  argument
962 	if (WARN_ON(node->provider))  in icc_node_add()
967 	node->provider = provider;  in icc_node_add()
968 	list_add_tail(&node->node_list, &provider->nodes);  in icc_node_add()
971 	if (provider->get_bw) {  in icc_node_add()
972 		provider->get_bw(node, &node->init_avg, &node->init_peak);  in icc_node_add()
980 	if (provider->pre_aggregate)  in icc_node_add()
981 		provider->pre_aggregate(node);  in icc_node_add()
983 	if (provider->aggregate)  in icc_node_add()
984 		provider->aggregate(node, 0, node->init_avg, node->init_peak,  in icc_node_add()
987 	provider->set(node, node);  in icc_node_add()
996  * icc_node_del() - delete interconnect node from interconnect provider
1010  * icc_nodes_remove() - remove all previously added nodes from provider
1011  * @provider: the interconnect provider we are removing nodes from
1015 int icc_nodes_remove(struct icc_provider *provider)  in icc_nodes_remove()  argument
1019 	if (WARN_ON(IS_ERR_OR_NULL(provider)))  in icc_nodes_remove()
1022 	list_for_each_entry_safe_reverse(n, tmp, &provider->nodes, node_list) {  in icc_nodes_remove()
1032  * icc_provider_add() - add a new interconnect provider
1033  * @provider: the interconnect provider that will be added into topology
1037 int icc_provider_add(struct icc_provider *provider)  in icc_provider_add()  argument
1039 	if (WARN_ON(!provider->set))  in icc_provider_add()
1041 	if (WARN_ON(!provider->xlate && !provider->xlate_extended))  in icc_provider_add()
1046 	INIT_LIST_HEAD(&provider->nodes);  in icc_provider_add()
1047 	list_add_tail(&provider->provider_list, &icc_providers);  in icc_provider_add()
1051 	dev_dbg(provider->dev, "interconnect provider added to topology\n");  in icc_provider_add()
1058  * icc_provider_del() - delete previously added interconnect provider
1059  * @provider: the interconnect provider that will be removed from topology
1063 int icc_provider_del(struct icc_provider *provider)  in icc_provider_del()  argument
1066 	if (provider->users) {  in icc_provider_del()
1067 		pr_warn("interconnect provider still has %d users\n",  in icc_provider_del()
1068 			provider->users);  in icc_provider_del()
1073 	if (!list_empty(&provider->nodes)) {  in icc_provider_del()
1074 		pr_warn("interconnect provider still has nodes\n");  in icc_provider_del()
1079 	list_del(&provider->provider_list);  in icc_provider_del()
1114 		dev_dbg(p->dev, "interconnect provider is in synced state\n");  in icc_sync_state()