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 9 struct 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