msm8916: Add CMHW vibrator intensity control

Change-Id: Ibdd9b564b9bb6ff80516017bc2121634bef41f65

3 files changed, 70 insertions, 1 deletions

diff --git a/BoardConfigCommon.mk b/BoardConfigCommon.mk
index 44e4e6b..792519c 100644
--- a/BoardConfigCommon.mk
+++ b/BoardConfigCommon.mk
@@ -89,7 +89,9 @@ BLUETOOTH_HCI_USE_MCT := true
 
 # CMHW
 BOARD_USES_CYANOGEN_HARDWARE := true
-BOARD_HARDWARE_CLASS += hardware/cyanogen/cmhw
+BOARD_HARDWARE_CLASS += \
+    hardware/cyanogen/cmhw \
+    $(VENDOR_PATH)/cmhw
 
 # Crypto
 TARGET_HW_DISK_ENCRYPTION := true
diff --git a/cmhw/org/cyanogenmod/hardware/VibratorHW.java b/cmhw/org/cyanogenmod/hardware/VibratorHW.java
new file mode 100644
index 0000000..a2b3cf8
--- /dev/null
+++ b/cmhw/org/cyanogenmod/hardware/VibratorHW.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2016 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 org.cyanogenmod.hardware.util.FileUtils;
+import java.io.File;
+
+public class VibratorHW {
+    private static String DEFAULT_PATH =
+            "/sys/class/timed_output/vibrator/vtg_default";
+    private static String LEVEL_PATH =
+            "/sys/class/timed_output/vibrator/vtg_level";
+    private static String MAX_PATH = "/sys/class/timed_output/vibrator/vtg_max";
+    private static String MIN_PATH = "/sys/class/timed_output/vibrator/vtg_min";
+
+    public static boolean isSupported() {
+        return new File(LEVEL_PATH).exists();
+    }
+
+    public static int getMaxIntensity() {
+        return Integer.parseInt(FileUtils.readOneLine(MAX_PATH));
+    }
+
+    public static int getMinIntensity() {
+        return Integer.parseInt(FileUtils.readOneLine(MIN_PATH));
+    }
+
+    public static int getWarningThreshold() {
+        return -1;
+    }
+
+    public static int getCurIntensity() {
+        return Integer.parseInt(FileUtils.readOneLine(LEVEL_PATH));
+    }
+
+    public static int getDefaultIntensity() {
+        return Integer.parseInt(FileUtils.readOneLine(DEFAULT_PATH));
+    }
+
+    public static boolean setIntensity(int intensity) {
+        return FileUtils.writeLine(LEVEL_PATH, String.valueOf(intensity));
+    }
+}
diff --git a/rootdir/etc/init.qcom.rc b/rootdir/etc/init.qcom.rc
index 5ccb585..af9fb41 100644
--- a/rootdir/etc/init.qcom.rc
+++ b/rootdir/etc/init.qcom.rc
@@ -266,6 +266,16 @@ on boot
     mkdir /data/misc/display 0770 system graphics
     mkdir /persist/display 0770 system graphics
 
+    # Vibrator intensity control
+    chown system system /sys/class/timed_output/vibrator/vtg_default
+    chown system system /sys/class/timed_output/vibrator/vtg_level
+    chown system system /sys/class/timed_output/vibrator/vtg_max
+    chown system system /sys/class/timed_output/vibrator/vtg_min
+    chmod 0644 /sys/class/timed_output/vibrator/vtg_default
+    chmod 0644 /sys/class/timed_output/vibrator/vtg_level
+    chmod 0644 /sys/class/timed_output/vibrator/vtg_max
+    chmod 0644 /sys/class/timed_output/vibrator/vtg_min
+
 on property:init.svc.wpa_supplicant=stopped
     stop dhcpcd