linux/drivers/base/power/generic_ops.c

// SPDX-License-Identifier: GPL-2.0
/*
 * drivers/base/power/generic_ops.c - Generic PM callbacks for subsystems
 *
 * Copyright (c) 2010 Rafael J. Wysocki <[email protected]>, Novell Inc.
 */
#include <linux/pm.h>
#include <linux/pm_runtime.h>
#include <linux/export.h>

#ifdef CONFIG_PM
/**
 * pm_generic_runtime_suspend - Generic runtime suspend callback for subsystems.
 * @dev: Device to suspend.
 *
 * If PM operations are defined for the @dev's driver and they include
 * ->runtime_suspend(), execute it and return its error code.  Otherwise,
 * return 0.
 */
int pm_generic_runtime_suspend(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_runtime_resume - Generic runtime resume callback for subsystems.
 * @dev: Device to resume.
 *
 * If PM operations are defined for the @dev's driver and they include
 * ->runtime_resume(), execute it and return its error code.  Otherwise,
 * return 0.
 */
int pm_generic_runtime_resume(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);
#endif /* CONFIG_PM */

#ifdef CONFIG_PM_SLEEP
/**
 * pm_generic_prepare - Generic routine preparing a device for power transition.
 * @dev: Device to prepare.
 *
 * Prepare a device for a system-wide power transition.
 */
int pm_generic_prepare(struct device *dev)
{ … }

/**
 * pm_generic_suspend_noirq - Generic suspend_noirq callback for subsystems.
 * @dev: Device to suspend.
 */
int pm_generic_suspend_noirq(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_suspend_late - Generic suspend_late callback for subsystems.
 * @dev: Device to suspend.
 */
int pm_generic_suspend_late(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_suspend - Generic suspend callback for subsystems.
 * @dev: Device to suspend.
 */
int pm_generic_suspend(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_freeze_noirq - Generic freeze_noirq callback for subsystems.
 * @dev: Device to freeze.
 */
int pm_generic_freeze_noirq(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_freeze_late - Generic freeze_late callback for subsystems.
 * @dev: Device to freeze.
 */
int pm_generic_freeze_late(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_freeze - Generic freeze callback for subsystems.
 * @dev: Device to freeze.
 */
int pm_generic_freeze(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_poweroff_noirq - Generic poweroff_noirq callback for subsystems.
 * @dev: Device to handle.
 */
int pm_generic_poweroff_noirq(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_poweroff_late - Generic poweroff_late callback for subsystems.
 * @dev: Device to handle.
 */
int pm_generic_poweroff_late(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_poweroff - Generic poweroff callback for subsystems.
 * @dev: Device to handle.
 */
int pm_generic_poweroff(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_thaw_noirq - Generic thaw_noirq callback for subsystems.
 * @dev: Device to thaw.
 */
int pm_generic_thaw_noirq(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_thaw_early - Generic thaw_early callback for subsystems.
 * @dev: Device to thaw.
 */
int pm_generic_thaw_early(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_thaw - Generic thaw callback for subsystems.
 * @dev: Device to thaw.
 */
int pm_generic_thaw(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_resume_noirq - Generic resume_noirq callback for subsystems.
 * @dev: Device to resume.
 */
int pm_generic_resume_noirq(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_resume_early - Generic resume_early callback for subsystems.
 * @dev: Device to resume.
 */
int pm_generic_resume_early(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_resume - Generic resume callback for subsystems.
 * @dev: Device to resume.
 */
int pm_generic_resume(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_restore_noirq - Generic restore_noirq callback for subsystems.
 * @dev: Device to restore.
 */
int pm_generic_restore_noirq(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_restore_early - Generic restore_early callback for subsystems.
 * @dev: Device to resume.
 */
int pm_generic_restore_early(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_restore - Generic restore callback for subsystems.
 * @dev: Device to restore.
 */
int pm_generic_restore(struct device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

/**
 * pm_generic_complete - Generic routine completing a device power transition.
 * @dev: Device to handle.
 *
 * Complete a device power transition during a system-wide power transition.
 */
void pm_generic_complete(struct device *dev)
{ … }
#endif /* CONFIG_PM_SLEEP */