ARM: shmobile: R-Mobile: Move to_rmobile_pd from header to source file

to_rmobile_pd() is only used inside pm-rmobile.c
Signed-off-by: NGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/pm-rmobile.c

@@ -34,6 +34,12 @@
 #define PSTR_RETRIES	100
 #define PSTR_DELAY_US	10
 
+static inline
+struct rmobile_pm_domain *to_rmobile_pd(struct generic_pm_domain *d)
+{
+	return container_of(d, struct rmobile_pm_domain, genpd);
+}
+
 static int rmobile_pd_power_down(struct generic_pm_domain *genpd)
 {
 	struct rmobile_pm_domain *rmobile_pd = to_rmobile_pd(genpd);

arch/arm/mach-shmobile/pm-rmobile.h

@@ -26,12 +26,6 @@ struct rmobile_pm_domain {
 	bool no_debug;
 };
 
-static inline
-struct rmobile_pm_domain *to_rmobile_pd(struct generic_pm_domain *d)
-{
-	return container_of(d, struct rmobile_pm_domain, genpd);
-}
-
 struct pm_domain_device {
 	const char *domain_name;
 	struct platform_device *pdev;