| /* |
| * 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> |
| |
| #ifdef CONFIG_THERMAL |
| #include <linux/thermal.h> |
| #define BACKLIGHT_CDEV_NAME "backlight_coolant" |
| #endif |
| |
| 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; |
| unsigned int polarity; |
| const char *pwm_request_label; |
| u32 bl_delay_on; |
| bool pb_enable_adapt_bright; |
| 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); |
| }; |
| |
| #ifdef CONFIG_THERMAL |
| u32 backlight_cooling_get_level(struct thermal_cooling_device *cdev, |
| u32 brightness); |
| #endif /* CONFIG_THERMAL */ |
| |
| #endif /* __LINUX_PWM_BACKLIGHT_H */ |