1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Generic PWM backlight driver data - see drivers/video/backlight/pwm_bl.c 4*4882a593Smuzhiyun */ 5*4882a593Smuzhiyun #ifndef __LINUX_PWM_BACKLIGHT_H 6*4882a593Smuzhiyun #define __LINUX_PWM_BACKLIGHT_H 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #include <linux/backlight.h> 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun struct platform_pwm_backlight_data { 11*4882a593Smuzhiyun int pwm_id; 12*4882a593Smuzhiyun unsigned int max_brightness; 13*4882a593Smuzhiyun unsigned int dft_brightness; 14*4882a593Smuzhiyun unsigned int lth_brightness; 15*4882a593Smuzhiyun unsigned int pwm_period_ns; 16*4882a593Smuzhiyun unsigned int *levels; 17*4882a593Smuzhiyun unsigned int post_pwm_on_delay; 18*4882a593Smuzhiyun unsigned int pwm_off_delay; 19*4882a593Smuzhiyun int (*init)(struct device *dev); 20*4882a593Smuzhiyun int (*notify)(struct device *dev, int brightness); 21*4882a593Smuzhiyun void (*notify_after)(struct device *dev, int brightness); 22*4882a593Smuzhiyun void (*exit)(struct device *dev); 23*4882a593Smuzhiyun int (*check_fb)(struct device *dev, struct fb_info *info); 24*4882a593Smuzhiyun }; 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun #endif 27