include/linux/pwm_backlight.h

   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
  10 struct platform_pwm_backlight_data {
  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         unsigned int post_pwm_on_delay;
  17         unsigned int pwm_off_delay;
  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 };
  23
  24 #endif