acrn-kernel/drivers/iio/industrialio-configfs.c

49 lines
1.1 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* Industrial I/O configfs bits
*
* Copyright (c) 2015 Intel Corporation
*/
#include <linux/configfs.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kmod.h>
#include <linux/slab.h>
#include <linux/iio/iio.h>
#include <linux/iio/configfs.h>
static const struct config_item_type iio_root_group_type = {
.ct_owner = THIS_MODULE,
};
struct configfs_subsystem iio_configfs_subsys = {
.su_group = {
.cg_item = {
.ci_namebuf = "iio",
.ci_type = &iio_root_group_type,
},
},
.su_mutex = __MUTEX_INITIALIZER(iio_configfs_subsys.su_mutex),
};
EXPORT_SYMBOL(iio_configfs_subsys);
static int __init iio_configfs_init(void)
{
config_group_init(&iio_configfs_subsys.su_group);
return configfs_register_subsystem(&iio_configfs_subsys);
}
module_init(iio_configfs_init);
static void __exit iio_configfs_exit(void)
{
configfs_unregister_subsystem(&iio_configfs_subsys);
}
module_exit(iio_configfs_exit);
MODULE_AUTHOR("Daniel Baluta <daniel.baluta@intel.com>");
MODULE_DESCRIPTION("Industrial I/O configfs support");
MODULE_LICENSE("GPL v2");