Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
35 lines
1.0 KiB
C
35 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* LED Core
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*
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* Copyright 2005 Openedhand Ltd.
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*
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* Author: Richard Purdie <rpurdie@openedhand.com>
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*/
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#ifndef __LEDS_H_INCLUDED
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#define __LEDS_H_INCLUDED
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#include <linux/rwsem.h>
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#include <linux/leds.h>
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static inline int led_get_brightness(struct led_classdev *led_cdev)
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{
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return led_cdev->brightness;
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}
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void led_init_core(struct led_classdev *led_cdev);
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void led_stop_software_blink(struct led_classdev *led_cdev);
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void led_set_brightness_nopm(struct led_classdev *led_cdev, unsigned int value);
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void led_set_brightness_nosleep(struct led_classdev *led_cdev, unsigned int value);
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ssize_t led_trigger_read(struct file *filp, struct kobject *kobj,
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const struct bin_attribute *attr, char *buf,
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loff_t pos, size_t count);
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ssize_t led_trigger_write(struct file *filp, struct kobject *kobj,
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const struct bin_attribute *bin_attr, char *buf,
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loff_t pos, size_t count);
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extern struct rw_semaphore leds_list_lock;
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extern struct list_head leds_list;
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#endif /* __LEDS_H_INCLUDED */
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