forked from mirrors/linux
60 lines
2 KiB
C
60 lines
2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Platform profile sysfs interface
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*
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* See Documentation/userspace-api/sysfs-platform_profile.rst for more
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* information.
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*/
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#ifndef _PLATFORM_PROFILE_H_
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#define _PLATFORM_PROFILE_H_
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#include <linux/device.h>
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#include <linux/bitops.h>
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/*
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* If more options are added please update profile_names array in
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* platform_profile.c and sysfs-platform_profile documentation.
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*/
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enum platform_profile_option {
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PLATFORM_PROFILE_LOW_POWER,
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PLATFORM_PROFILE_COOL,
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PLATFORM_PROFILE_QUIET,
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PLATFORM_PROFILE_BALANCED,
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PLATFORM_PROFILE_BALANCED_PERFORMANCE,
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PLATFORM_PROFILE_PERFORMANCE,
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PLATFORM_PROFILE_CUSTOM,
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PLATFORM_PROFILE_LAST, /*must always be last */
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};
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/**
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* struct platform_profile_ops - platform profile operations
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* @probe: Callback to setup choices available to the new class device. These
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* choices will only be enforced when setting a new profile, not when
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* getting the current one.
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* @hidden_choices: Callback to setup choices that are not visible to the user
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* but can be set by the driver.
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* @profile_get: Callback that will be called when showing the current platform
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* profile in sysfs.
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* @profile_set: Callback that will be called when storing a new platform
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* profile in sysfs.
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*/
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struct platform_profile_ops {
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int (*probe)(void *drvdata, unsigned long *choices);
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int (*hidden_choices)(void *drvdata, unsigned long *choices);
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int (*profile_get)(struct device *dev, enum platform_profile_option *profile);
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int (*profile_set)(struct device *dev, enum platform_profile_option profile);
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};
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struct device *platform_profile_register(struct device *dev, const char *name,
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void *drvdata,
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const struct platform_profile_ops *ops);
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void platform_profile_remove(struct device *dev);
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struct device *devm_platform_profile_register(struct device *dev, const char *name,
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void *drvdata,
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const struct platform_profile_ops *ops);
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int platform_profile_cycle(void);
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void platform_profile_notify(struct device *dev);
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#endif /*_PLATFORM_PROFILE_H_*/
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