summaryrefslogtreecommitdiff
path: root/include/linux/pwm_backlight.h
diff options
context:
space:
mode:
authorYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
committerYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
commit8e4bff4cab0ddac6060645b0715210484d02ff40 (patch)
tree3a5c3024371a04692a3a6d9974d001cdff8ebf84 /include/linux/pwm_backlight.h
Initial file dump from open source releaseHEADmaster
Diffstat (limited to 'include/linux/pwm_backlight.h')
-rw-r--r--include/linux/pwm_backlight.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/include/linux/pwm_backlight.h b/include/linux/pwm_backlight.h
new file mode 100644
index 00000000..56f4a866
--- /dev/null
+++ b/include/linux/pwm_backlight.h
@@ -0,0 +1,23 @@
+/*
+ * 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>
+
+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;
+ 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);
+};
+
+#endif