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36 lines
1.1 KiB
36 lines
1.1 KiB
/* 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 <[email protected]> |
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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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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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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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extern struct list_head trigger_list; |
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extern const char * const led_colors[LED_COLOR_ID_MAX]; |
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#endif /* __LEDS_H_INCLUDED */
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