PM / Domains: Export pm_genpd_poweron() in header

Allow SoC-specific code to call pm_genpd_poweron().

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 1aed94c..1f1a7d8 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -37,7 +37,7 @@
  * Restore power to @genpd and all of its parents so that it is possible to
  * resume a device belonging to it.
  */
-static int pm_genpd_poweron(struct generic_pm_domain *genpd)
+int pm_genpd_poweron(struct generic_pm_domain *genpd)
 {
 	int ret = 0;