1 /* SPDX-License-Identifier: GPL-2.0 */
2 #include <linux/pm_qos.h>
4 static inline void device_pm_init_common(struct device *dev)
6 if (!dev->power.early_init) {
7 spin_lock_init(&dev->power.lock);
9 dev->power.early_init = true;
15 static inline void pm_runtime_early_init(struct device *dev)
17 dev->power.disable_depth = 1;
18 device_pm_init_common(dev);
21 extern void pm_runtime_init(struct device *dev);
22 extern void pm_runtime_reinit(struct device *dev);
23 extern void pm_runtime_remove(struct device *dev);
25 #define WAKE_IRQ_DEDICATED_ALLOCATED BIT(0)
26 #define WAKE_IRQ_DEDICATED_MANAGED BIT(1)
27 #define WAKE_IRQ_DEDICATED_MASK (WAKE_IRQ_DEDICATED_ALLOCATED | \
28 WAKE_IRQ_DEDICATED_MANAGED)
36 extern void dev_pm_arm_wake_irq(struct wake_irq *wirq);
37 extern void dev_pm_disarm_wake_irq(struct wake_irq *wirq);
38 extern void dev_pm_enable_wake_irq_check(struct device *dev,
39 bool can_change_status);
40 extern void dev_pm_disable_wake_irq_check(struct device *dev);
42 #ifdef CONFIG_PM_SLEEP
44 extern int device_wakeup_attach_irq(struct device *dev,
45 struct wake_irq *wakeirq);
46 extern void device_wakeup_detach_irq(struct device *dev);
47 extern void device_wakeup_arm_wake_irqs(void);
48 extern void device_wakeup_disarm_wake_irqs(void);
53 device_wakeup_attach_irq(struct device *dev,
54 struct wake_irq *wakeirq)
59 static inline void device_wakeup_detach_irq(struct device *dev)
63 static inline void device_wakeup_arm_wake_irqs(void)
67 static inline void device_wakeup_disarm_wake_irqs(void)
71 #endif /* CONFIG_PM_SLEEP */
77 extern int dpm_sysfs_add(struct device *dev);
78 extern void dpm_sysfs_remove(struct device *dev);
79 extern void rpm_sysfs_remove(struct device *dev);
80 extern int wakeup_sysfs_add(struct device *dev);
81 extern void wakeup_sysfs_remove(struct device *dev);
82 extern int pm_qos_sysfs_add_resume_latency(struct device *dev);
83 extern void pm_qos_sysfs_remove_resume_latency(struct device *dev);
84 extern int pm_qos_sysfs_add_flags(struct device *dev);
85 extern void pm_qos_sysfs_remove_flags(struct device *dev);
86 extern int pm_qos_sysfs_add_latency_tolerance(struct device *dev);
87 extern void pm_qos_sysfs_remove_latency_tolerance(struct device *dev);
91 static inline void pm_runtime_early_init(struct device *dev)
93 device_pm_init_common(dev);
96 static inline void pm_runtime_init(struct device *dev) {}
97 static inline void pm_runtime_reinit(struct device *dev) {}
98 static inline void pm_runtime_remove(struct device *dev) {}
100 static inline int dpm_sysfs_add(struct device *dev) { return 0; }
101 static inline void dpm_sysfs_remove(struct device *dev) {}
102 static inline void rpm_sysfs_remove(struct device *dev) {}
103 static inline int wakeup_sysfs_add(struct device *dev) { return 0; }
104 static inline void wakeup_sysfs_remove(struct device *dev) {}
105 static inline int pm_qos_sysfs_add(struct device *dev) { return 0; }
106 static inline void pm_qos_sysfs_remove(struct device *dev) {}
108 static inline void dev_pm_arm_wake_irq(struct wake_irq *wirq)
112 static inline void dev_pm_disarm_wake_irq(struct wake_irq *wirq)
116 static inline void dev_pm_enable_wake_irq_check(struct device *dev,
117 bool can_change_status)
121 static inline void dev_pm_disable_wake_irq_check(struct device *dev)
127 #ifdef CONFIG_PM_SLEEP
129 /* kernel/power/main.c */
130 extern int pm_async_enabled;
132 /* drivers/base/power/main.c */
133 extern struct list_head dpm_list; /* The active device list */
135 static inline struct device *to_device(struct list_head *entry)
137 return container_of(entry, struct device, power.entry);
140 extern void device_pm_sleep_init(struct device *dev);
141 extern void device_pm_add(struct device *);
142 extern void device_pm_remove(struct device *);
143 extern void device_pm_move_before(struct device *, struct device *);
144 extern void device_pm_move_after(struct device *, struct device *);
145 extern void device_pm_move_last(struct device *);
146 extern void device_pm_check_callbacks(struct device *dev);
148 static inline bool device_pm_initialized(struct device *dev)
150 return dev->power.in_dpm_list;
153 #else /* !CONFIG_PM_SLEEP */
155 static inline void device_pm_sleep_init(struct device *dev) {}
157 static inline void device_pm_add(struct device *dev) {}
159 static inline void device_pm_remove(struct device *dev)
161 pm_runtime_remove(dev);
164 static inline void device_pm_move_before(struct device *deva,
165 struct device *devb) {}
166 static inline void device_pm_move_after(struct device *deva,
167 struct device *devb) {}
168 static inline void device_pm_move_last(struct device *dev) {}
170 static inline void device_pm_check_callbacks(struct device *dev) {}
172 static inline bool device_pm_initialized(struct device *dev)
174 return device_is_registered(dev);
177 #endif /* !CONFIG_PM_SLEEP */
179 static inline void device_pm_init(struct device *dev)
181 device_pm_init_common(dev);
182 device_pm_sleep_init(dev);
183 pm_runtime_init(dev);