1/* 2 * Generic PWM backlight driver data - see drivers/video/backlight/pwm_bl.c 3 */ 4#ifndef __LINUX_PWM_BACKLIGHT_H 5#define __LINUX_PWM_BACKLIGHT_H 6 7#include <linux/backlight.h> 8 9struct platform_pwm_backlight_data { 10 int pwm_id; 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 /* TODO remove once all users are switched to gpiod_* API */ 17 int enable_gpio; 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