Input: serio - add helper macro for serio_driver boilerplate

[linux-2.6-microblaze.git] / include / linux / serio.h

diff --git a/include/linux/serio.h b/include/linux/serio.h
index ca82861..6d6cfd3 100644 (file)
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -96,6 +96,19 @@ int __must_check __serio_register_driver(struct serio_driver *drv,
 
 void serio_unregister_driver(struct serio_driver *drv);
 
+/**
+ * module_serio_driver() - Helper macro for registering a serio driver
+ * @__serio_driver: serio_driver struct
+ *
+ * Helper macro for serio drivers which do not do anything special in
+ * module init/exit. This eliminates a lot of boilerplate. Each module
+ * may only use this macro once, and calling it replaces module_init()
+ * and module_exit().
+ */
+#define module_serio_driver(__serio_driver) \
+       module_driver(__serio_driver, serio_register_driver, \
+                      serio_unregister_driver)
+
 static inline int serio_write(struct serio *serio, unsigned char data)
 {
        if (serio->write)