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 int pwm_id;
12 unsigned int max_brightness;
13 unsigned int dft_brightness;
14 unsigned int lth_brightness;
15 unsigned int pwm_period_ns;
16 unsigned int *levels;
17 unsigned int post_pwm_on_delay;
18 unsigned int pwm_off_delay;
19 /* TODO remove once all users are switched to gpiod_* API */
20 int enable_gpio;
21 int (*init)(struct device *dev);
22 int (*notify)(struct device *dev, int brightness);
23 void (*notify_after)(struct device *dev, int brightness);
24 void (*exit)(struct device *dev);
25 int (*check_fb)(struct device *dev, struct fb_info *info);
26};
27
28#endif
29