linux/include/linux/pwm_backlight.h
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   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        int (*init)(struct device *dev);
  17        int (*notify)(struct device *dev, int brightness);
  18        void (*notify_after)(struct device *dev, int brightness);
  19        void (*exit)(struct device *dev);
  20        int (*check_fb)(struct device *dev, struct fb_info *info);
  21};
  22
  23#endif
  24
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