From: taeyoung <ty317.kim@samsung.com>
Date: Thu, 2 Feb 2017 04:34:42 +0000 (+0900)
Subject: led: add getter function
X-Git-Tag: submit/tizen_3.0/20170202.060211^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=refs%2Fheads%2Ftizen_3.0;p=platform%2Fcore%2Fsystem%2Flibdevice-node.git

led: add getter function

- The getter function provides current led state.
  If the led is on the off state, the output struct
  will contain 0 values.

Change-Id: Id83363dfbdd5302b7957c19a2b3b36efa952f5fb
Signed-off-by: taeyoung <ty317.kim@samsung.com>
---

diff --git a/hw/led.h b/hw/led.h
index 69c6c10..1d54616 100644
--- a/hw/led.h
+++ b/hw/led.h
@@ -68,6 +68,11 @@ struct led_device {
 	 * Set led state
 	 */
 	int (*set_state)(struct led_state *state);
+
+	/**
+	 * Get led state
+	 */
+	int (*get_state)(struct led_state **state);
 };
 
 #endif