PM / Domains: Add support for removing nested PM domains by provider

[cascardo/linux.git] / include / linux / pm_domain.h

diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index 85f7d53..a09fe5c 100644 (file)
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -204,6 +204,7 @@ extern int of_genpd_add_device(struct of_phandle_args *args,
                               struct device *dev);
 extern int of_genpd_add_subdomain(struct of_phandle_args *parent,
                                  struct of_phandle_args *new_subdomain);
+extern struct generic_pm_domain *of_genpd_remove_last(struct device_node *np);
 
 int genpd_dev_pm_attach(struct device *dev);
 #else /* !CONFIG_PM_GENERIC_DOMAINS_OF */
@@ -237,6 +238,12 @@ static inline int genpd_dev_pm_attach(struct device *dev)
 {
        return -ENODEV;
 }
+
+static inline
+struct generic_pm_domain *of_genpd_remove_last(struct device_node *np)
+{
+       return ERR_PTR(-ENOTSUPP);
+}
 #endif /* CONFIG_PM_GENERIC_DOMAINS_OF */
 
 #ifdef CONFIG_PM