projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 0bf54fcd OP |
1 | /* |
| 2 | * ACPI configfs support | |
| 3 | * | |
| 4 | * Copyright (c) 2016 Intel Corporation | |
| 5 | * | |
| 6 | * This program is free software; you can redistribute it and/or modify it | |
| 7 | * under the terms of the GNU General Public License version 2 as published by | |
| 8 | * the Free Software Foundation. | |
| 9 | */ | |
| 10 | ||
| 11 | #include <linux/init.h> | |
| 12 | #include <linux/module.h> | |
| 13 | #include <linux/configfs.h> | |
| 14 | #include <linux/acpi.h> | |
| 15 | ||
| 16 | static struct config_item_type acpi_root_group_type = { | |
| 17 | .ct_owner = THIS_MODULE, | |
| 18 | }; | |
| 19 | ||
| 20 | static struct configfs_subsystem acpi_configfs = { | |
| 21 | .su_group = { | |
| 22 | .cg_item = { | |
| 23 | .ci_namebuf = "acpi", | |
| 24 | .ci_type = &acpi_root_group_type, | |
| 25 | }, | |
| 26 | }, | |
| 27 | .su_mutex = __MUTEX_INITIALIZER(acpi_configfs.su_mutex), | |
| 28 | }; | |
| 29 | ||
| 30 | static int __init acpi_configfs_init(void) | |
| 31 | { | |
| 32 | int ret; | |
| 33 | struct config_group *root = &acpi_configfs.su_group; | |
| 34 | ||
| 35 | config_group_init(root); | |
| 36 | ||
| 37 | ret = configfs_register_subsystem(&acpi_configfs); | |
| 38 | if (ret) | |
| 39 | return ret; | |
| 40 | ||
| 41 | return 0; | |
| 42 | } | |
| 43 | module_init(acpi_configfs_init); | |
| 44 | ||
| 45 | static void __exit acpi_configfs_exit(void) | |
| 46 | { | |
| 47 | configfs_unregister_subsystem(&acpi_configfs); | |
| 48 | } | |
| 49 | module_exit(acpi_configfs_exit); | |
| 50 | ||
| 51 | MODULE_AUTHOR("Octavian Purdila <octavian.purdila@intel.com>"); | |
| 52 | MODULE_DESCRIPTION("ACPI configfs support"); | |
| 53 | MODULE_LICENSE("GPL v2"); |