forked from mirrors/linux
ba95eb4467
Some laptops have a key to switch platform profiles. Add a platform_profile_cycle() function to cycle between the enabled profiles. Signed-off-by: Gergo Koteles <soyer@irl.hu> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Link: https://lore.kernel.org/r/5a97deddf72aa5e764d881eb39a7ba35c01a903e.1712597199.git.soyer@irl.hu Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
42 lines
1.2 KiB
C
42 lines
1.2 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/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_LAST, /*must always be last */
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};
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struct platform_profile_handler {
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unsigned long choices[BITS_TO_LONGS(PLATFORM_PROFILE_LAST)];
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int (*profile_get)(struct platform_profile_handler *pprof,
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enum platform_profile_option *profile);
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int (*profile_set)(struct platform_profile_handler *pprof,
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enum platform_profile_option profile);
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};
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int platform_profile_register(struct platform_profile_handler *pprof);
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int platform_profile_remove(void);
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int platform_profile_cycle(void);
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void platform_profile_notify(void);
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#endif /*_PLATFORM_PROFILE_H_*/
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