pwm_backlight.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Generic PWM backlight driver data - see drivers/video/backlight/pwm_bl.c
 4 */
 5#ifndef __LINUX_PWM_BACKLIGHT_H
 6#define __LINUX_PWM_BACKLIGHT_H
 7
 8#include <linux/backlight.h>
 9
10struct platform_pwm_backlight_data {
11	unsigned int max_brightness;
12	unsigned int dft_brightness;
13	unsigned int lth_brightness;
14	unsigned int pwm_period_ns;
15	unsigned int *levels;
16	unsigned int post_pwm_on_delay;
17	unsigned int pwm_off_delay;
18	int (*init)(struct device *dev);
19	int (*notify)(struct device *dev, int brightness);
20	void (*notify_after)(struct device *dev, int brightness);
21	void (*exit)(struct device *dev);
22};
23
24#endif