From 8bc0251de2932e603f8ed73b76ba2d64b2dc1d18 Mon Sep 17 00:00:00 2001 From: "Rafael J. Wysocki" Date: Tue, 7 Aug 2012 01:11:14 +0200 Subject: PM / Domains: Add power-on function using names to identify domains It sometimes is necessary to turn on a given PM domain when only the name of it is known and the domain pointer is not readily available. For this reason, add a new helper function, pm_genpd_name_poweron(), allowing the caller to turn on a PM domain using its name for identification. To avoid code duplication, move the domain lookup code to a separate function. Signed-off-by: Rafael J. Wysocki --- include/linux/pm_domain.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'include') diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index 8dbf48b8336..d9d60835c29 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -161,6 +161,7 @@ extern void pm_genpd_init(struct generic_pm_domain *genpd, struct dev_power_governor *gov, bool is_off); extern int pm_genpd_poweron(struct generic_pm_domain *genpd); +extern int pm_genpd_name_poweron(const char *domain_name); extern bool default_stop_ok(struct device *dev); @@ -240,6 +241,10 @@ static inline int pm_genpd_poweron(struct generic_pm_domain *genpd) { return -ENOSYS; } +static inline int pm_genpd_name_poweron(const char *domain_name) +{ + return -ENOSYS; +} static inline bool default_stop_ok(struct device *dev) { return false; -- cgit v1.2.3-70-g09d2