diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c
index 1b9793f7c07e..e799ce2ecf6c 100644
--- a/drivers/hid/hid-asus.c
+++ b/drivers/hid/hid-asus.c
@@ -361,6 +361,12 @@ static int asus_event(struct hid_device *hdev, struct hid_field *field,
 			 usage->hid & HID_USAGE);
 	}
 
+	if (drvdata->quirks & QUIRK_HID_FN_LOCK &&
+		usage->type == EV_KEY && usage->code == KEY_FN_ESC && value == 1) {
+		drvdata->fn_lock = !drvdata->fn_lock;
+		schedule_work(&drvdata->fn_lock_sync_work);
+	}
+
 	if (usage->type == EV_KEY && value) {
 		switch (usage->code) {
 		case KEY_KBDILLUMUP: