diff options
Diffstat (limited to 'include/linux/pm_legacy.h')
-rw-r--r-- | include/linux/pm_legacy.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/include/linux/pm_legacy.h b/include/linux/pm_legacy.h new file mode 100644 index 000000000000..1252b45face1 --- /dev/null +++ b/include/linux/pm_legacy.h | |||
@@ -0,0 +1,56 @@ | |||
1 | #ifndef __LINUX_PM_LEGACY_H__ | ||
2 | #define __LINUX_PM_LEGACY_H__ | ||
3 | |||
4 | #include <linux/config.h> | ||
5 | |||
6 | #ifdef CONFIG_PM_LEGACY | ||
7 | |||
8 | extern int pm_active; | ||
9 | |||
10 | #define PM_IS_ACTIVE() (pm_active != 0) | ||
11 | |||
12 | /* | ||
13 | * Register a device with power management | ||
14 | */ | ||
15 | struct pm_dev __deprecated * | ||
16 | pm_register(pm_dev_t type, unsigned long id, pm_callback callback); | ||
17 | |||
18 | /* | ||
19 | * Unregister a device with power management | ||
20 | */ | ||
21 | void __deprecated pm_unregister(struct pm_dev *dev); | ||
22 | |||
23 | /* | ||
24 | * Unregister all devices with matching callback | ||
25 | */ | ||
26 | void __deprecated pm_unregister_all(pm_callback callback); | ||
27 | |||
28 | /* | ||
29 | * Send a request to all devices | ||
30 | */ | ||
31 | int __deprecated pm_send_all(pm_request_t rqst, void *data); | ||
32 | |||
33 | #else /* CONFIG_PM_LEGACY */ | ||
34 | |||
35 | #define PM_IS_ACTIVE() 0 | ||
36 | |||
37 | static inline struct pm_dev *pm_register(pm_dev_t type, | ||
38 | unsigned long id, | ||
39 | pm_callback callback) | ||
40 | { | ||
41 | return NULL; | ||
42 | } | ||
43 | |||
44 | static inline void pm_unregister(struct pm_dev *dev) {} | ||
45 | |||
46 | static inline void pm_unregister_all(pm_callback callback) {} | ||
47 | |||
48 | static inline int pm_send_all(pm_request_t rqst, void *data) | ||
49 | { | ||
50 | return 0; | ||
51 | } | ||
52 | |||
53 | #endif /* CONFIG_PM_LEGACY */ | ||
54 | |||
55 | #endif /* __LINUX_PM_LEGACY_H__ */ | ||
56 | |||