[linux-block.git] / include / linux / pwm_backlight.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Generic PWM backlight driver data - see drivers/video/backlight/pwm_bl.c
 */
#ifndef __LINUX_PWM_BACKLIGHT_H
#define __LINUX_PWM_BACKLIGHT_H

#include <linux/backlight.h>

struct platform_pwm_backlight_data {
	unsigned int max_brightness;
	unsigned int dft_brightness;
	unsigned int lth_brightness;
	unsigned int pwm_period_ns;
	unsigned int *levels;
	unsigned int post_pwm_on_delay;
	unsigned int pwm_off_delay;
	int (*init)(struct device *dev);
	int (*notify)(struct device *dev, int brightness);
	void (*notify_after)(struct device *dev, int brightness);
	void (*exit)(struct device *dev);
	int (*check_fb)(struct device *dev, struct fb_info *info);
};

#endif
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
42796d37	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
ef0a5e80 RM	8	#include <linux/backlight.h>
ef0a5e80 RM	9
42796d37	10	struct platform_pwm_backlight_data {
42796d37	11	unsigned int max_brightness;
42796d37	12	unsigned int dft_brightness;
fef7764f	13	unsigned int lth_brightness;
42796d37	14	unsigned int pwm_period_ns;
3e3ed6cd	15	unsigned int *levels;
3157694d EBS	16	unsigned int post_pwm_on_delay;
3157694d EBS	17	unsigned int pwm_off_delay;
3b73125a	18	int (init)(struct device dev);
cfc3899f	19	int (notify)(struct device dev, int brightness);
cc7993f6	20	void (notify_after)(struct device dev, int brightness);
3b73125a	21	void (exit)(struct device dev);
ef0a5e80	22	int (check_fb)(struct device dev, struct fb_info *info);
42796d37	23	};
	24
	25	#endif