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Diffstat (limited to 'include/linux/serio.h')
-rw-r--r--include/linux/serio.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/serio.h b/include/linux/serio.h
index 138a5efe863a..69a47674af65 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -1,14 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 1999-2002 Vojtech Pavlik
-*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef _SERIO_H
#define _SERIO_H
+#include <linux/cleanup.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
@@ -18,7 +16,7 @@
#include <linux/mod_devicetable.h>
#include <uapi/linux/serio.h>
-extern struct bus_type serio_bus;
+extern const struct bus_type serio_bus;
struct serio {
void *port_data;
@@ -83,7 +81,7 @@ struct serio_driver {
struct device_driver driver;
};
-#define to_serio_driver(d) container_of(d, struct serio_driver, driver)
+#define to_serio_driver(d) container_of_const(d, struct serio_driver, driver)
int serio_open(struct serio *serio, struct serio_driver *drv);
void serio_close(struct serio *serio);
@@ -164,4 +162,6 @@ static inline void serio_continue_rx(struct serio *serio)
spin_unlock_irq(&serio->lock);
}
+DEFINE_GUARD(serio_pause_rx, struct serio *, serio_pause_rx(_T), serio_continue_rx(_T))
+
#endif