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- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * LED Core
- *
- * Copyright 2005 Openedhand Ltd.
- *
- * Author: Richard Purdie <rpurdie@openedhand.com>
- */
- #ifndef __LEDS_H_INCLUDED
- #define __LEDS_H_INCLUDED
- #include <linux/rwsem.h>
- #include <linux/leds.h>
- static inline int led_get_brightness(struct led_classdev *led_cdev)
- {
- return led_cdev->brightness;
- }
- void led_init_core(struct led_classdev *led_cdev);
- void led_stop_software_blink(struct led_classdev *led_cdev);
- void led_set_brightness_nopm(struct led_classdev *led_cdev,
- enum led_brightness value);
- void led_set_brightness_nosleep(struct led_classdev *led_cdev,
- enum led_brightness value);
- ssize_t led_trigger_read(struct file *filp, struct kobject *kobj,
- struct bin_attribute *attr, char *buf,
- loff_t pos, size_t count);
- ssize_t led_trigger_write(struct file *filp, struct kobject *kobj,
- struct bin_attribute *bin_attr, char *buf,
- loff_t pos, size_t count);
- extern struct rw_semaphore leds_list_lock;
- extern struct list_head leds_list;
- extern struct list_head trigger_list;
- extern const char * const led_colors[LED_COLOR_ID_MAX];
- #endif /* __LEDS_H_INCLUDED */
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