msm8916-common: cmhw: Add TapToWake support

Change-Id: If4535d0c4f6bba66ec9a3036a5436ae08924e423

1 files changed, 40 insertions, 0 deletions

diff --git a/cmhw/org/cyanogenmod/hardware/TapToWake.java b/cmhw/org/cyanogenmod/hardware/TapToWake.java
new file mode 100644
index 0000000..8cbb21e
--- /dev/null
+++ b/cmhw/org/cyanogenmod/hardware/TapToWake.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2015 The CyanogenMod Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.cyanogenmod.hardware;
+
+import java.io.File;
+import org.cyanogenmod.hardware.util.FileUtils;
+
+public class TapToWake {
+
+    private static final String CONTROL_PATH = "/sys/bus/i2c/devices/i2c-5/5-0038/dclick_mode";
+    private static boolean sEnabled = true;
+
+    public static boolean isSupported() {
+        File f = new File(CONTROL_PATH);
+        return f.exists();
+    }
+
+    public static boolean isEnabled()  {
+        return sEnabled;
+    }
+
+    public static boolean setEnabled(boolean state)  {
+        sEnabled = state;
+        return FileUtils.writeLine(CONTROL_PATH, (state ? "1" : "0"));
+    }
+}