1#include <linux/pm_qos.h>
  2
  3static inline void device_pm_init_common(struct device *dev)
  4{
  5	if (!dev->power.early_init) {
  6		spin_lock_init(&dev->power.lock);
  7		dev->power.qos = NULL;
  8		dev->power.early_init = true;
  9	}
 10}
 11
 12#ifdef CONFIG_PM_RUNTIME
 13
 14static inline void pm_runtime_early_init(struct device *dev)
 15{
 16	dev->power.disable_depth = 1;
 17	device_pm_init_common(dev);
 18}
 19
 20extern void pm_runtime_init(struct device *dev);
 21extern void pm_runtime_remove(struct device *dev);
 22
 23#else /* !CONFIG_PM_RUNTIME */
 24
 25static inline void pm_runtime_early_init(struct device *dev)
 26{
 27	device_pm_init_common(dev);
 28}
 29
 30static inline void pm_runtime_init(struct device *dev) {}
 31static inline void pm_runtime_remove(struct device *dev) {}
 32
 33#endif /* !CONFIG_PM_RUNTIME */
 34
 35#ifdef CONFIG_PM_SLEEP
 36
 37/* kernel/power/main.c */
 38extern int pm_async_enabled;
 39
 40/* drivers/base/power/main.c */
 41extern struct list_head dpm_list;	/* The active device list */
 42
 43static inline struct device *to_device(struct list_head *entry)
 44{
 45	return container_of(entry, struct device, power.entry);
 46}
 47
 48extern void device_pm_sleep_init(struct device *dev);
 49extern void device_pm_add(struct device *);
 50extern void device_pm_remove(struct device *);
 51extern void device_pm_move_before(struct device *, struct device *);
 52extern void device_pm_move_after(struct device *, struct device *);
 53extern void device_pm_move_last(struct device *);
 54
 55#else /* !CONFIG_PM_SLEEP */
 56
 57static inline void device_pm_sleep_init(struct device *dev) {}
 58
 59static inline void device_pm_add(struct device *dev) {}
 
 
 60
 61static inline void device_pm_remove(struct device *dev)
 62{
 63	pm_runtime_remove(dev);
 64}
 65
 
 66static inline void device_pm_move_before(struct device *deva,
 67					 struct device *devb) {}
 68static inline void device_pm_move_after(struct device *deva,
 69					struct device *devb) {}
 70static inline void device_pm_move_last(struct device *dev) {}
 71
 72#endif /* !CONFIG_PM_SLEEP */
 73
 74static inline void device_pm_init(struct device *dev)
 75{
 76	device_pm_init_common(dev);
 77	device_pm_sleep_init(dev);
 78	pm_runtime_init(dev);
 79}
 80
 81#ifdef CONFIG_PM
 82
 83/*
 84 * sysfs.c
 85 */
 86
 87extern int dpm_sysfs_add(struct device *dev);
 88extern void dpm_sysfs_remove(struct device *dev);
 89extern void rpm_sysfs_remove(struct device *dev);
 90extern int wakeup_sysfs_add(struct device *dev);
 91extern void wakeup_sysfs_remove(struct device *dev);
 92extern int pm_qos_sysfs_add_resume_latency(struct device *dev);
 93extern void pm_qos_sysfs_remove_resume_latency(struct device *dev);
 94extern int pm_qos_sysfs_add_flags(struct device *dev);
 95extern void pm_qos_sysfs_remove_flags(struct device *dev);
 96
 97#else /* CONFIG_PM */
 98
 99static inline int dpm_sysfs_add(struct device *dev) { return 0; }
100static inline void dpm_sysfs_remove(struct device *dev) {}
101static inline void rpm_sysfs_remove(struct device *dev) {}
102static inline int wakeup_sysfs_add(struct device *dev) { return 0; }
103static inline void wakeup_sysfs_remove(struct device *dev) {}
104static inline int pm_qos_sysfs_add(struct device *dev) { return 0; }
105static inline void pm_qos_sysfs_remove(struct device *dev) {}
106
107#endif

 
 
 
 
 
 
 
 
 
 
 
 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 *dev);
62extern void dpm_sysfs_remove(struct device *dev);
63extern void rpm_sysfs_remove(struct device *dev);
64extern int wakeup_sysfs_add(struct device *dev);
65extern void wakeup_sysfs_remove(struct device *dev);
 
 
 
 
66
67#else /* CONFIG_PM */
68
69static inline int dpm_sysfs_add(struct device *dev) { return 0; }
70static inline void dpm_sysfs_remove(struct device *dev) {}
71static inline void rpm_sysfs_remove(struct device *dev) {}
72static inline int wakeup_sysfs_add(struct device *dev) { return 0; }
73static inline void wakeup_sysfs_remove(struct device *dev) {}
 
 
74
75#endif