acrn-kernel/drivers/message/i2o/config-osm.c

91 lines
2.1 KiB
C

/*
* Configuration OSM
*
* Copyright (C) 2005 Markus Lidel <Markus.Lidel@shadowconnect.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* Fixes/additions:
* Markus Lidel <Markus.Lidel@shadowconnect.com>
* initial version.
*/
#include <linux/module.h>
#include <linux/i2o.h>
#include <linux/dcache.h>
#include <linux/namei.h>
#include <linux/fs.h>
#include <asm/uaccess.h>
#define OSM_NAME "config-osm"
#define OSM_VERSION "1.323"
#define OSM_DESCRIPTION "I2O Configuration OSM"
/* access mode user rw */
#define S_IWRSR (S_IRUSR | S_IWUSR)
static struct i2o_driver i2o_config_driver;
/* Config OSM driver struct */
static struct i2o_driver i2o_config_driver = {
.name = OSM_NAME,
};
#ifdef CONFIG_I2O_CONFIG_OLD_IOCTL
#include "i2o_config.c"
#endif
/**
* i2o_config_init - Configuration OSM initialization function
*
* Registers Configuration OSM in the I2O core and if old ioctl's are
* compiled in initialize them.
*
* Returns 0 on success or negative error code on failure.
*/
static int __init i2o_config_init(void)
{
printk(KERN_INFO OSM_DESCRIPTION " v" OSM_VERSION "\n");
if (i2o_driver_register(&i2o_config_driver)) {
osm_err("handler register failed.\n");
return -EBUSY;
}
#ifdef CONFIG_I2O_CONFIG_OLD_IOCTL
if (i2o_config_old_init()) {
osm_err("old config handler initialization failed\n");
i2o_driver_unregister(&i2o_config_driver);
return -EBUSY;
}
#endif
return 0;
}
/**
* i2o_config_exit - Configuration OSM exit function
*
* If old ioctl's are compiled in exit remove them and unregisters
* Configuration OSM from I2O core.
*/
static void i2o_config_exit(void)
{
#ifdef CONFIG_I2O_CONFIG_OLD_IOCTL
i2o_config_old_exit();
#endif
i2o_driver_unregister(&i2o_config_driver);
}
MODULE_AUTHOR("Markus Lidel <Markus.Lidel@shadowconnect.com>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION(OSM_DESCRIPTION);
MODULE_VERSION(OSM_VERSION);
module_init(i2o_config_init);
module_exit(i2o_config_exit);