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-rw-r--r--kernel/include/linux/leds.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/kernel/include/linux/leds.h b/kernel/include/linux/leds.h
index 9a2b00009..fa359c79c 100644
--- a/kernel/include/linux/leds.h
+++ b/kernel/include/linux/leds.h
@@ -12,6 +12,7 @@
#ifndef __LINUX_LEDS_H_INCLUDED
#define __LINUX_LEDS_H_INCLUDED
+#include <linux/device.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/rwsem.h>
@@ -222,6 +223,11 @@ struct led_trigger {
struct list_head next_trig;
};
+ssize_t led_trigger_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count);
+ssize_t led_trigger_show(struct device *dev, struct device_attribute *attr,
+ char *buf);
+
/* Registration functions for complex triggers */
extern int led_trigger_register(struct led_trigger *trigger);
extern void led_trigger_unregister(struct led_trigger *trigger);
@@ -238,6 +244,16 @@ extern void led_trigger_blink_oneshot(struct led_trigger *trigger,
unsigned long *delay_on,
unsigned long *delay_off,
int invert);
+extern void led_trigger_set_default(struct led_classdev *led_cdev);
+extern void led_trigger_set(struct led_classdev *led_cdev,
+ struct led_trigger *trigger);
+extern void led_trigger_remove(struct led_classdev *led_cdev);
+
+static inline void *led_get_trigger_data(struct led_classdev *led_cdev)
+{
+ return led_cdev->trigger_data;
+}
+
/**
* led_trigger_rename_static - rename a trigger
* @name: the new trigger name
@@ -267,6 +283,22 @@ static inline void led_trigger_register_simple(const char *name,
static inline void led_trigger_unregister_simple(struct led_trigger *trigger) {}
static inline void led_trigger_event(struct led_trigger *trigger,
enum led_brightness event) {}
+static inline void led_trigger_blink(struct led_trigger *trigger,
+ unsigned long *delay_on,
+ unsigned long *delay_off) {}
+static inline void led_trigger_blink_oneshot(struct led_trigger *trigger,
+ unsigned long *delay_on,
+ unsigned long *delay_off,
+ int invert) {}
+static inline void led_trigger_set_default(struct led_classdev *led_cdev) {}
+static inline void led_trigger_set(struct led_classdev *led_cdev,
+ struct led_trigger *trigger) {}
+static inline void led_trigger_remove(struct led_classdev *led_cdev) {}
+static inline void *led_get_trigger_data(struct led_classdev *led_cdev)
+{
+ return NULL;
+}
+
#endif /* CONFIG_LEDS_TRIGGERS */
/* Trigger specific functions */