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 int (*check_fb)(struct device *dev, struct fb_info *info);
23};
24
25#endif
26

source code of linux/include/linux/pwm_backlight.h