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-rw-r--r--include/linux/pwm_backlight.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/pwm_backlight.h b/include/linux/pwm_backlight.h
index 56f4a866539a..2de2e275b2cb 100644
--- a/include/linux/pwm_backlight.h
+++ b/include/linux/pwm_backlight.h
@@ -6,6 +6,9 @@
6 6
7#include <linux/backlight.h> 7#include <linux/backlight.h>
8 8
9/* TODO: convert to gpiod_*() API once it has been merged */
10#define PWM_BACKLIGHT_GPIO_ACTIVE_LOW (1 << 0)
11
9struct platform_pwm_backlight_data { 12struct platform_pwm_backlight_data {
10 int pwm_id; 13 int pwm_id;
11 unsigned int max_brightness; 14 unsigned int max_brightness;
@@ -13,6 +16,8 @@ struct platform_pwm_backlight_data {
13 unsigned int lth_brightness; 16 unsigned int lth_brightness;
14 unsigned int pwm_period_ns; 17 unsigned int pwm_period_ns;
15 unsigned int *levels; 18 unsigned int *levels;
19 int enable_gpio;
20 unsigned long enable_gpio_flags;
16 int (*init)(struct device *dev); 21 int (*init)(struct device *dev);
17 int (*notify)(struct device *dev, int brightness); 22 int (*notify)(struct device *dev, int brightness);
18 void (*notify_after)(struct device *dev, int brightness); 23 void (*notify_after)(struct device *dev, int brightness);