power/supply: surface_charger: Use client device wrappers for notifier registration

Use newly introduced client device wrapper functions for notifier
registration and unregistration.
Signed-off-by: Maximilian Luz <luzmaximilian@gmail.com>
Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20220527023447.2460025-6-luzmaximilian@gmail.comReviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/power/supply/surface_charger.c

@@ -216,7 +216,7 @@ static int spwr_ac_register(struct spwr_ac_device *ac)
 	if (IS_ERR(ac->psy))
 		return PTR_ERR(ac->psy);
 
-	return ssam_notifier_register(ac->sdev->ctrl, &ac->notif);
+	return ssam_device_notifier_register(ac->sdev, &ac->notif);
 }
 
 
@@ -251,7 +251,7 @@ static void surface_ac_remove(struct ssam_device *sdev)
 {
 	struct spwr_ac_device *ac = ssam_device_get_drvdata(sdev);
 
-	ssam_notifier_unregister(sdev->ctrl, &ac->notif);
+	ssam_device_notifier_unregister(sdev, &ac->notif);
 }
 
 static const struct spwr_psy_properties spwr_psy_props_adp1 = {