v4.19.13 snapshot.
diff --git a/include/linux/keyboard.h b/include/linux/keyboard.h
new file mode 100644
index 0000000..73d11e4
--- /dev/null
+++ b/include/linux/keyboard.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_KEYBOARD_H
+#define __LINUX_KEYBOARD_H
+
+#include <uapi/linux/keyboard.h>
+
+struct notifier_block;
+extern unsigned short *key_maps[MAX_NR_KEYMAPS];
+extern unsigned short plain_map[NR_KEYS];
+
+struct keyboard_notifier_param {
+ struct vc_data *vc; /* VC on which the keyboard press was done */
+ int down; /* Pressure of the key? */
+ int shift; /* Current shift mask */
+ int ledstate; /* Current led state */
+ unsigned int value; /* keycode, unicode value or keysym */
+};
+
+extern int register_keyboard_notifier(struct notifier_block *nb);
+extern int unregister_keyboard_notifier(struct notifier_block *nb);
+#endif