| 1 | |
| 2 | |
| 3 | * System bus type for containers.
|
| 4 | *
|
| 5 | * Copyright (C) 2013, Intel Corporation
|
| 6 | * Author: Rafael J. Wysocki <[email protected]>
|
| 7 |
|
| 8 |
|
| 9 | #include <linux/container.h>
|
| 10 |
|
| 11 | #include "base.h"
|
| 12 |
|
| 13 | #define CONTAINER_BUS_NAME "container"
|
| 14 |
|
| 15 | static int trivial_online(struct device *dev)
|
| 16 | {
|
| 17 | return 0;
|
| 18 | }
|
| 19 |
|
| 20 | static int container_offline(struct device *dev)
|
| 21 | {
|
| 22 | struct container_dev *cdev = to_container_dev(dev);
|
| 23 |
|
| 24 | return cdev->offline ? cdev->offline(cdev) : 0;
|
| 25 | }
|
| 26 |
|
| 27 | const struct bus_type container_subsys = {
|
| 28 | .name = CONTAINER_BUS_NAME,
|
| 29 | .dev_name = CONTAINER_BUS_NAME,
|
| 30 | .online = trivial_online,
|
| 31 | .offline = container_offline,
|
| 32 | };
|
| 33 |
|
| 34 | void __init container_dev_init(void)
|
| 35 | {
|
| 36 | int ret;
|
| 37 |
|
| 38 | ret = subsys_system_register(&container_subsys, NULL);
|
| 39 | if (ret)
|
| 40 | pr_err("%s() failed: %d\n", __func__, ret);
|
| 41 | }
|