extcon_unregister_notifier_all   49 drivers/extcon/devres.c 	extcon_unregister_notifier_all(this->edev, this->nb);
extcon_unregister_notifier_all 1000 drivers/extcon/extcon.c EXPORT_SYMBOL_GPL(extcon_unregister_notifier_all);
extcon_unregister_notifier_all  212 include/linux/extcon.h extern int extcon_unregister_notifier_all(struct extcon_dev *edev,