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-rw-r--r--include/linux/pwm_backlight.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/pwm_backlight.h b/include/linux/pwm_backlight.h
index bf19167960fe..c4d55510c7bd 100644
--- a/include/linux/pwm_backlight.h
+++ b/include/linux/pwm_backlight.h
@@ -18,6 +18,22 @@
#include <linux/backlight.h>
+enum pwm_bl_edp_states {
+ PWM_BL_EDP_NEG_3,
+ PWM_BL_EDP_NEG_2,
+ PWM_BL_EDP_NEG_1,
+ PWM_BL_EDP_ZERO,
+ PWM_BL_EDP_1,
+ PWM_BL_EDP_2,
+ PWM_BL_EDP_3,
+ PWM_BL_EDP_4,
+ PWM_BL_EDP_5,
+ PWM_BL_EDP_6,
+ PWM_BL_EDP_NUM_STATES,
+};
+
+#define PWM_BL_EDP_BRIGHTNESS_UNIT 25
+
struct platform_pwm_backlight_data {
int pwm_id;
unsigned int max_brightness;
@@ -31,6 +47,8 @@ struct platform_pwm_backlight_data {
void (*notify_after)(struct device *dev, int brightness);
void (*exit)(struct device *dev);
int (*check_fb)(struct device *dev, struct fb_info *info);
+ unsigned int *edp_states;
+ unsigned int *edp_brightness;
};
#endif