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Release 4.16 include/linux/pm_runtime.h

Directory: include/linux
/*
 * pm_runtime.h - Device run-time power management helper functions.
 *
 * Copyright (C) 2009 Rafael J. Wysocki <rjw@sisk.pl>
 *
 * This file is released under the GPLv2.
 */

#ifndef _LINUX_PM_RUNTIME_H

#define _LINUX_PM_RUNTIME_H

#include <linux/device.h>
#include <linux/notifier.h>
#include <linux/pm.h>

#include <linux/jiffies.h>

/* Runtime PM flag argument bits */

#define RPM_ASYNC		0x01	
/* Request is asynchronous */

#define RPM_NOWAIT		0x02	
/* Don't wait for concurrent
                                            state change */

#define RPM_GET_PUT		0x04	
/* Increment/decrement the
                                            usage_count */

#define RPM_AUTO		0x08	
/* Use autosuspend_delay */

#ifdef CONFIG_PM
extern struct workqueue_struct *pm_wq;


static inline bool queue_pm_work(struct work_struct *work) { return queue_work(pm_wq, work); }

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Rafael J. Wysocki20100.00%1100.00%
Total20100.00%1100.00%

extern int pm_generic_runtime_suspend(struct device *dev); extern int pm_generic_runtime_resume(struct device *dev); extern int pm_runtime_force_suspend(struct device *dev); extern int pm_runtime_force_resume(struct device *dev); extern int __pm_runtime_idle(struct device *dev, int rpmflags); extern int __pm_runtime_suspend(struct device *dev, int rpmflags); extern int __pm_runtime_resume(struct device *dev, int rpmflags); extern int pm_runtime_get_if_in_use(struct device *dev); extern int pm_schedule_suspend(struct device *dev, unsigned int delay); extern int __pm_runtime_set_status(struct device *dev, unsigned int status); extern int pm_runtime_barrier(struct device *dev); extern void pm_runtime_enable(struct device *dev); extern void __pm_runtime_disable(struct device *dev, bool check_resume); extern void pm_runtime_allow(struct device *dev); extern void pm_runtime_forbid(struct device *dev); extern void pm_runtime_no_callbacks(struct device *dev); extern void pm_runtime_irq_safe(struct device *dev); extern void __pm_runtime_use_autosuspend(struct device *dev, bool use); extern void pm_runtime_set_autosuspend_delay(struct device *dev, int delay); extern unsigned long pm_runtime_autosuspend_expiration(struct device *dev); extern void pm_runtime_update_max_time_suspended(struct device *dev, s64 delta_ns); extern void pm_runtime_set_memalloc_noio(struct device *dev, bool enable); extern void pm_runtime_clean_up_links(struct device *dev); extern void pm_runtime_get_suppliers(struct device *dev); extern void pm_runtime_put_suppliers(struct device *dev); extern void pm_runtime_new_link(struct device *dev); extern void pm_runtime_drop_link(struct device *dev);
static inline void pm_suspend_ignore_children(struct device *dev, bool enable) { dev->power.ignore_children = enable; }

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static inline void pm_runtime_get_noresume(struct device *dev) { atomic_inc(&dev->power.usage_count); }

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Rafael J. Wysocki22100.00%1100.00%
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static inline void pm_runtime_put_noidle(struct device *dev) { atomic_add_unless(&dev->power.usage_count, -1, 0); }

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Rafael J. Wysocki27100.00%1100.00%
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static inline bool pm_runtime_suspended(struct device *dev) { return dev->power.runtime_status == RPM_SUSPENDED && !dev->power.disable_depth; }

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Rafael J. Wysocki28100.00%2100.00%
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static inline bool pm_runtime_active(struct device *dev) { return dev->power.runtime_status == RPM_ACTIVE || dev->power.disable_depth; }

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Liu ShuoX27100.00%1100.00%
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static inline bool pm_runtime_status_suspended(struct device *dev) { return dev->power.runtime_status == RPM_SUSPENDED; }

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Kevin Hilman21100.00%1100.00%
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static inline bool pm_runtime_enabled(struct device *dev) { return !dev->power.disable_depth; }

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Rafael J. Wysocki20100.00%1100.00%
Total20100.00%1100.00%


static inline bool pm_runtime_callbacks_present(struct device *dev) { return !dev->power.no_callbacks; }

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Rafael J. Wysocki20100.00%1100.00%
Total20100.00%1100.00%


static inline void pm_runtime_mark_last_busy(struct device *dev) { WRITE_ONCE(dev->power.last_busy, jiffies); }

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Alan Stern2086.96%150.00%
Mark Rutland313.04%150.00%
Total23100.00%2100.00%


static inline bool pm_runtime_is_irq_safe(struct device *dev) { return dev->power.irq_safe; }

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Krzysztof Kozlowski19100.00%1100.00%
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#else /* !CONFIG_PM */
static inline bool queue_pm_work(struct work_struct *work) { return false; }

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Rafael J. Wysocki15100.00%1100.00%
Total15100.00%1100.00%


static inline int pm_generic_runtime_suspend(struct device *dev) { return 0; }

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Rafael J. Wysocki15100.00%1100.00%
Total15100.00%1100.00%


static inline int pm_generic_runtime_resume(struct device *dev) { return 0; }

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Rafael J. Wysocki15100.00%1100.00%
Total15100.00%1100.00%


static inline int pm_runtime_force_suspend(struct device *dev) { return 0; }

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Rafael J. Wysocki15100.00%1100.00%
Total15100.00%1100.00%


static inline int pm_runtime_force_resume(struct device *dev) { return 0; }

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Rafael J. Wysocki15100.00%1100.00%
Total15100.00%1100.00%


static inline int __pm_runtime_idle(struct device *dev, int rpmflags) { return -ENOSYS; }

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Rafael J. Wysocki1684.21%150.00%
Alan Stern315.79%150.00%
Total19100.00%2100.00%


static inline int __pm_runtime_suspend(struct device *dev, int rpmflags) { return -ENOSYS; }

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Rafael J. Wysocki1789.47%150.00%
Alan Stern210.53%150.00%
Total19100.00%2100.00%


static inline int __pm_runtime_resume(struct device *dev, int rpmflags) { return 1; }

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Rafael J. Wysocki1583.33%133.33%
Alan Stern316.67%266.67%
Total18100.00%3100.00%


static inline int pm_schedule_suspend(struct device *dev, unsigned int delay) { return -ENOSYS; }

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Rafael J. Wysocki1470.00%133.33%
Alan Stern630.00%266.67%
Total20100.00%3100.00%


static inline int pm_runtime_get_if_in_use(struct device *dev) { return -EINVAL; }

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Rafael J. Wysocki16100.00%1100.00%
Total16100.00%1100.00%


static inline int __pm_runtime_set_status(struct device *dev, unsigned int status) { return 0; }

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Rafael J. Wysocki19100.00%1100.00%
Total19100.00%1100.00%


static inline int pm_runtime_barrier(struct device *dev) { return 0; }

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Rafael J. Wysocki15100.00%1100.00%
Total15100.00%1100.00%


static inline void pm_runtime_enable(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%


static inline void __pm_runtime_disable(struct device *dev, bool c) {}

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Rafael J. Wysocki14100.00%1100.00%
Total14100.00%1100.00%


static inline void pm_runtime_allow(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%


static inline void pm_runtime_forbid(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%


static inline void pm_suspend_ignore_children(struct device *dev, bool enable) {}

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PersonTokensPropCommitsCommitProp
Ulf Hansson14100.00%1100.00%
Total14100.00%1100.00%


static inline void pm_runtime_get_noresume(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%


static inline void pm_runtime_put_noidle(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%


static inline bool pm_runtime_suspended(struct device *dev) { return false; }

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Rafael J. Wysocki15100.00%1100.00%
Total15100.00%1100.00%


static inline bool pm_runtime_active(struct device *dev) { return true; }

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PersonTokensPropCommitsCommitProp
Liu ShuoX15100.00%1100.00%
Total15100.00%1100.00%


static inline bool pm_runtime_status_suspended(struct device *dev) { return false; }

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PersonTokensPropCommitsCommitProp
Kevin Hilman1280.00%150.00%
Rafael J. Wysocki320.00%150.00%
Total15100.00%2100.00%


static inline bool pm_runtime_enabled(struct device *dev) { return false; }

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Rafael J. Wysocki15100.00%2100.00%
Total15100.00%2100.00%


static inline void pm_runtime_no_callbacks(struct device *dev) {}

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Alan Stern11100.00%1100.00%
Total11100.00%1100.00%


static inline void pm_runtime_irq_safe(struct device *dev) {}

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Alan Stern11100.00%1100.00%
Total11100.00%1100.00%


static inline bool pm_runtime_is_irq_safe(struct device *dev) { return false; }

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Krzysztof Kozlowski15100.00%1100.00%
Total15100.00%1100.00%


static inline bool pm_runtime_callbacks_present(struct device *dev) { return false; }

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Rafael J. Wysocki15100.00%1100.00%
Total15100.00%1100.00%


static inline void pm_runtime_mark_last_busy(struct device *dev) {}

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PersonTokensPropCommitsCommitProp
Alan Stern11100.00%1100.00%
Total11100.00%1100.00%


static inline void __pm_runtime_use_autosuspend(struct device *dev, bool use) {}

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PersonTokensPropCommitsCommitProp
Alan Stern14100.00%1100.00%
Total14100.00%1100.00%


static inline void pm_runtime_set_autosuspend_delay(struct device *dev, int delay) {}

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Alan Stern14100.00%1100.00%
Total14100.00%1100.00%


static inline unsigned long pm_runtime_autosuspend_expiration( struct device *dev) { return 0; }

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Alan Stern16100.00%1100.00%
Total16100.00%1100.00%


static inline void pm_runtime_set_memalloc_noio(struct device *dev, bool enable){}

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Ming Lei14100.00%1100.00%
Total14100.00%1100.00%


static inline void pm_runtime_clean_up_links(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%


static inline void pm_runtime_get_suppliers(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%


static inline void pm_runtime_put_suppliers(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%


static inline void pm_runtime_new_link(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%


static inline void pm_runtime_drop_link(struct device *dev) {}

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Rafael J. Wysocki11100.00%1100.00%
Total11100.00%1100.00%

#endif /* !CONFIG_PM */
static inline int pm_runtime_idle(struct device *dev) { return __pm_runtime_idle(dev, 0); }

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Alan Stern20100.00%1100.00%
Total20100.00%1100.00%


static inline int pm_runtime_suspend(struct device *dev) { return __pm_runtime_suspend(dev, 0); }

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PersonTokensPropCommitsCommitProp
Alan Stern20100.00%1100.00%
Total20100.00%1100.00%


static inline int pm_runtime_autosuspend(struct device *dev) { return __pm_runtime_suspend(dev, RPM_AUTO); }

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Alan Stern20100.00%1100.00%
Total20100.00%1100.00%


static inline int pm_runtime_resume(struct device *dev) { return __pm_runtime_resume(dev, 0); }

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Alan Stern20100.00%1100.00%
Total20100.00%1100.00%


static inline int pm_request_idle(struct device *dev) { return __pm_runtime_idle(dev, RPM_ASYNC); }

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Alan Stern20100.00%1100.00%
Total20100.00%1100.00%


static inline int pm_request_resume(struct device *dev) { return __pm_runtime_resume(dev, RPM_ASYNC); }

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Alan Stern20100.00%1100.00%
Total20100.00%1100.00%


static inline int pm_request_autosuspend(struct device *dev) { return __pm_runtime_suspend(dev, RPM_ASYNC | RPM_AUTO); }

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Lei Ming22100.00%1100.00%
Total22100.00%1100.00%


static inline int pm_runtime_get(struct device *dev) { return __pm_runtime_resume(dev, RPM_GET_PUT | RPM_ASYNC); }

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Rafael J. Wysocki1881.82%133.33%
Alan Stern418.18%266.67%
Total22100.00%3100.00%


static inline int pm_runtime_get_sync(struct device *dev) { return __pm_runtime_resume(dev, RPM_GET_PUT); }

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Rafael J. Wysocki1890.00%150.00%
Alan Stern210.00%150.00%
Total20100.00%2100.00%


static inline int pm_runtime_put(struct device *dev) { return __pm_runtime_idle(dev, RPM_GET_PUT | RPM_ASYNC); }

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Rafael J. Wysocki1881.82%133.33%
Alan Stern418.18%266.67%
Total22100.00%3100.00%


static inline int pm_runtime_put_autosuspend(struct device *dev) { return __pm_runtime_suspend(dev, RPM_GET_PUT | RPM_ASYNC | RPM_AUTO); }

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PersonTokensPropCommitsCommitProp
Alan Stern24100.00%1100.00%
Total24100.00%1100.00%


static inline int pm_runtime_put_sync(struct device *dev) { return __pm_runtime_idle(dev, RPM_GET_PUT); }

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Rafael J. Wysocki1890.00%150.00%
Alan Stern210.00%150.00%
Total20100.00%2100.00%


static inline int pm_runtime_put_sync_suspend(struct device *dev) { return __pm_runtime_suspend(dev, RPM_GET_PUT); }

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Alan Stern20100.00%1100.00%
Total20100.00%1100.00%


static inline int pm_runtime_put_sync_autosuspend(struct device *dev) { return __pm_runtime_suspend(dev, RPM_GET_PUT | RPM_AUTO); }

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Alan Stern22100.00%1100.00%
Total22100.00%1100.00%


static inline int pm_runtime_set_active(struct device *dev) { return __pm_runtime_set_status(dev, RPM_ACTIVE); }

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Rafael J. Wysocki20100.00%1100.00%
Total20100.00%1100.00%


static inline int pm_runtime_set_suspended(struct device *dev) { return __pm_runtime_set_status(dev, RPM_SUSPENDED); }

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Rafael J. Wysocki1785.00%150.00%
Ulf Hansson315.00%150.00%
Total20100.00%2100.00%


static inline void pm_runtime_disable(struct device *dev) { __pm_runtime_disable(dev, true); }

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Rafael J. Wysocki19100.00%1100.00%
Total19100.00%1100.00%


static inline void pm_runtime_use_autosuspend(struct device *dev) { __pm_runtime_use_autosuspend(dev, true); }

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Alan Stern19100.00%1100.00%
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static inline void pm_runtime_dont_use_autosuspend(struct device *dev) { __pm_runtime_use_autosuspend(dev, false); }

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Alan Stern19100.00%1100.00%
Total19100.00%1100.00%

#endif

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Rafael J. Wysocki83554.97%1446.67%
Alan Stern43928.90%516.67%
Ulf Hansson815.33%413.33%
Liu ShuoX422.76%13.33%
Krzysztof Kozlowski342.24%13.33%
Kevin Hilman332.17%13.33%
Ming Lei271.78%13.33%
Lei Ming221.45%13.33%
Paul Gortmaker30.20%13.33%
Mark Rutland30.20%13.33%
Total1519100.00%30100.00%
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