tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifdef CONFIG_PM_RUNTIME
2
3extern void pm_runtime_init(struct device *dev);
4extern void pm_runtime_remove(struct device *dev);
5
6#else /* !CONFIG_PM_RUNTIME */
7
8static inline void pm_runtime_init(struct device *dev) {}
9static inline void pm_runtime_remove(struct device *dev) {}
10
11#endif /* !CONFIG_PM_RUNTIME */
12
13#ifdef CONFIG_PM_SLEEP
14
15/* kernel/power/main.c */
16extern int pm_async_enabled;
17
18/* drivers/base/power/main.c */
19extern struct list_head dpm_list; /* The active device list */
20
21static inline struct device *to_device(struct list_head *entry)
22{
23 return container_of(entry, struct device, power.entry);
24}
25
26extern void device_pm_init(struct device *dev);
27extern void device_pm_add(struct device *);
28extern void device_pm_remove(struct device *);
29extern void device_pm_move_before(struct device *, struct device *);
30extern void device_pm_move_after(struct device *, struct device *);
31extern void device_pm_move_last(struct device *);
32
33#else /* !CONFIG_PM_SLEEP */
34
35static inline void device_pm_init(struct device *dev)
36{
37 spin_lock_init(&dev->power.lock);
38 pm_runtime_init(dev);
39}
40
41static inline void device_pm_remove(struct device *dev)
42{
43 pm_runtime_remove(dev);
44}
45
46static inline void device_pm_add(struct device *dev) {}
47static inline void device_pm_move_before(struct device *deva,
48 struct device *devb) {}
49static inline void device_pm_move_after(struct device *deva,
50 struct device *devb) {}
51static inline void device_pm_move_last(struct device *dev) {}
52
53#endif /* !CONFIG_PM_SLEEP */
54
55#ifdef CONFIG_PM
56
57/*
58 * sysfs.c
59 */
60
61extern int dpm_sysfs_add(struct device *);
62extern void dpm_sysfs_remove(struct device *);
63extern void rpm_sysfs_remove(struct device *);
64
65#else /* CONFIG_PM */
66
67static inline int dpm_sysfs_add(struct device *dev)
68{
69 return 0;
70}
71
72static inline void dpm_sysfs_remove(struct device *dev)
73{
74}
75
76#endif