| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* |
| 3 | * Generic PWM backlight driver data - see drivers/video/backlight/pwm_bl.c |
| 4 | */ |
| 5 | #ifndef __LINUX_PWM_BACKLIGHT_H |
| 6 | #define __LINUX_PWM_BACKLIGHT_H |
| 7 | |
| 8 | #include <linux/backlight.h> |
| 9 | |
| 10 | struct platform_pwm_backlight_data { |
| 11 | int pwm_id; |
| 12 | unsigned int max_brightness; |
| 13 | unsigned int dft_brightness; |
| 14 | unsigned int lth_brightness; |
| 15 | unsigned int pwm_period_ns; |
| 16 | unsigned int *levels; |
| 17 | unsigned int post_pwm_on_delay; |
| 18 | unsigned int pwm_off_delay; |
| 19 | /* TODO remove once all users are switched to gpiod_* API */ |
| 20 | int enable_gpio; |
| 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 |