ssb: move ssb_commit_settings and export it

Commiting settings is possible on devices without PCI core (but with CC
core). Export it for usage in drivers supporting other cores.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h
index 7e99b34..f017b89 100644
--- a/include/linux/ssb/ssb.h
+++ b/include/linux/ssb/ssb.h
@@ -518,6 +518,7 @@
  * Otherwise static always-on powercontrol will be used. */
 extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl);
 
+extern void ssb_commit_settings(struct ssb_bus *bus);
 
 /* Various helper functions */
 extern u32 ssb_admatch_base(u32 adm);