| | 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 | /* TODO: convert to gpiod_*() API once it has been merged */ |
| | 10 | #define PWM_BACKLIGHT_GPIO_ACTIVE_LOW (1 << 0) |
| | 11 | |
| | 12 | struct platform_pwm_backlight_data { |
| | 13 | int pwm_id; |
| | 14 | unsigned int max_brightness; |
| | 15 | unsigned int dft_brightness; |
| | 16 | unsigned int lth_brightness; |
| | 17 | unsigned int pwm_period_ns; |
| | 18 | unsigned int *levels; |
| | 19 | int enable_gpio; |
| | 20 | unsigned long enable_gpio_flags; |
| | 21 | int (*init)(struct device *dev); |
| | 22 | int (*notify)(struct device *dev, int brightness); |
| | 23 | void (*notify_after)(struct device *dev, int brightness); |
| | 24 | void (*exit)(struct device *dev); |
| | 25 | int (*check_fb)(struct device *dev, struct fb_info *info); |
| | 26 | }; |
| | 27 | |
| | 28 | #endif |
projects / mirror_ubuntu-artful-kernel.git / blame_incremental