interconnect: Add a common helper for removing all nodes (3cce2c6f) · Commits · 戴 / test

drivers/interconnect/core.c

+22 −0

Original line number	Diff line number	Diff line
		@@ -742,6 +742,28 @@ void icc_node_del(struct icc_node *node)
		}
		EXPORT_SYMBOL_GPL(icc_node_del);

		/**
		* icc_nodes_remove() - remove all previously added nodes from provider
		* @provider: the interconnect provider we are removing nodes from
		*
		* Return: 0 on success, or an error code otherwise
		*/
		int icc_nodes_remove(struct icc_provider *provider)
		{
		struct icc_node n, tmp;

		if (WARN_ON(IS_ERR_OR_NULL(provider)))
		return -EINVAL;

		list_for_each_entry_safe_reverse(n, tmp, &provider->nodes, node_list) {
		icc_node_del(n);
		icc_node_destroy(n->id);
		}

		return 0;
		}
		EXPORT_SYMBOL_GPL(icc_nodes_remove);

		/**
		* icc_provider_add() - add a new interconnect provider
		* @provider: the interconnect provider that will be added into topology

+6 −0

Original line number	Diff line number	Diff line
		@@ -98,6 +98,7 @@ int icc_link_create(struct icc_node *node, const int dst_id);
		int icc_link_destroy(struct icc_node src, struct icc_node dst);
		void icc_node_add(struct icc_node node, struct icc_provider provider);
		void icc_node_del(struct icc_node *node);
		int icc_nodes_remove(struct icc_provider *provider);
		int icc_provider_add(struct icc_provider *provider);
		int icc_provider_del(struct icc_provider *provider);

		@@ -130,6 +131,11 @@ void icc_node_del(struct icc_node *node)
		{
		}

		static inline int icc_nodes_remove(struct icc_provider *provider)
		{
		return -ENOTSUPP;
		}

		static inline int icc_provider_add(struct icc_provider *provider)
		{
		return -ENOTSUPP;