1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Industrial I/O configfs bits 4 * 5 * Copyright (c) 2015 Intel Corporation 6 */ 7 8 #include <linux/configfs.h> 9 #include <linux/module.h> 10 #include <linux/init.h> 11 #include <linux/kmod.h> 12 #include <linux/slab.h> 13 14 #include <linux/iio/iio.h> 15 #include <linux/iio/configfs.h> 16 17 static const struct config_item_type iio_root_group_type = { 18 .ct_owner = THIS_MODULE, 19 }; 20 21 struct configfs_subsystem iio_configfs_subsys = { 22 .su_group = { 23 .cg_item = { 24 .ci_namebuf = "iio", 25 .ci_type = &iio_root_group_type, 26 }, 27 }, 28 .su_mutex = __MUTEX_INITIALIZER(iio_configfs_subsys.su_mutex), 29 }; 30 EXPORT_SYMBOL(iio_configfs_subsys); 31 iio_configfs_init(void)32static int __init iio_configfs_init(void) 33 { 34 config_group_init(&iio_configfs_subsys.su_group); 35 36 return configfs_register_subsystem(&iio_configfs_subsys); 37 } 38 module_init(iio_configfs_init); 39 iio_configfs_exit(void)40static void __exit iio_configfs_exit(void) 41 { 42 configfs_unregister_subsystem(&iio_configfs_subsys); 43 } 44 module_exit(iio_configfs_exit); 45 46 MODULE_AUTHOR("Daniel Baluta <daniel.baluta@intel.com>"); 47 MODULE_DESCRIPTION("Industrial I/O configfs support"); 48 MODULE_LICENSE("GPL v2"); 49