Edit File: pwm_backlight.h
/* * 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 { int pwm_id; unsigned int max_brightness; unsigned int dft_brightness; unsigned int lth_brightness; unsigned int pwm_period_ns; unsigned int *levels; 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