LXR linux/include/linux/pwm

   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