diff --git a/power/1.3/Android.bp b/power/1.3/Android.bp
new file mode 100644
index 0000000..65b7597
--- /dev/null
+++ b/power/1.3/Android.bp
@@ -0,0 +1,21 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.power@1.3",
+    root: "android.hardware",
+    srcs: [
+        "types.hal",
+        "IPower.hal",
+    ],
+    interfaces: [
+        "android.hardware.power@1.0",
+        "android.hardware.power@1.1",
+        "android.hardware.power@1.2",
+        "android.hidl.base@1.0",
+    ],
+    types: [
+        "PowerHint",
+    ],
+    gen_java: true,
+}
+
diff --git a/power/1.3/IPower.hal b/power/1.3/IPower.hal
new file mode 100644
index 0000000..18b00a3
--- /dev/null
+++ b/power/1.3/IPower.hal
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2018 The Android Open Source 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 android.hardware.power@1.3;
+
+import @1.2::IPower;
+
+interface IPower extends @1.2::IPower {
+    /**
+     * Called to pass hints on power requirements which
+     * may result in adjustment of power/performance parameters of the
+     * cpufreq governor and other controls.
+     *
+     * A particular platform may choose to ignore any hint.
+     *
+     * @param hint PowerHint which is passed
+     * @param data contains additional information about the hint
+     *     and is described along with the comments for each of the hints.
+     */
+    oneway powerHintAsync_1_3(PowerHint hint, int32_t data);
+};
diff --git a/power/1.3/types.hal b/power/1.3/types.hal
new file mode 100644
index 0000000..658495c
--- /dev/null
+++ b/power/1.3/types.hal
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2018 The Android Open Source 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 android.hardware.power@1.3;
+
+import @1.2::PowerHint;
+
+/** Power hint identifiers passed to powerHintAsync_1_3() */
+enum PowerHint : @1.2::PowerHint {
+   /**
+    * This hint indicates that the device is about to enter a period of expensive rendering, and
+    * the GPU should be configured accordingly. The data parameter is always 1 when entering this
+    * state and 0 when leaving it.
+    */
+    EXPENSIVE_RENDERING,
+};
diff --git a/power/1.3/vts/functional/Android.bp b/power/1.3/vts/functional/Android.bp
new file mode 100644
index 0000000..34cdb60
--- /dev/null
+++ b/power/1.3/vts/functional/Android.bp
@@ -0,0 +1,27 @@
+//
+// Copyright (C) 2018 The Android Open Source 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.
+//
+
+cc_test {
+    name: "VtsHalPowerV1_3TargetTest",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: ["VtsHalPowerV1_3TargetTest.cpp"],
+    static_libs: [
+        "android.hardware.power@1.0",
+        "android.hardware.power@1.1",
+        "android.hardware.power@1.2",
+        "android.hardware.power@1.3",
+    ],
+}
diff --git a/power/1.3/vts/functional/VtsHalPowerV1_3TargetTest.cpp b/power/1.3/vts/functional/VtsHalPowerV1_3TargetTest.cpp
new file mode 100644
index 0000000..af1a1d8
--- /dev/null
+++ b/power/1.3/vts/functional/VtsHalPowerV1_3TargetTest.cpp
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2018 The Android Open Source 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.
+ */
+
+#define LOG_TAG "power_hidl_hal_test"
+#include <android-base/logging.h>
+#include <android/hardware/power/1.3/IPower.h>
+
+#include <VtsHalHidlTargetTestBase.h>
+#include <VtsHalHidlTargetTestEnvBase.h>
+
+using ::android::sp;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::power::V1_3::IPower;
+using ::android::hardware::power::V1_3::PowerHint;
+
+// Test environment for Power HIDL HAL.
+class PowerHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
+   public:
+    // get the test environment singleton
+    static PowerHidlEnvironment* Instance() {
+        static PowerHidlEnvironment* instance = new PowerHidlEnvironment;
+        return instance;
+    }
+
+    virtual void registerTestServices() override { registerTestService<IPower>(); }
+};
+
+class PowerHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    virtual void SetUp() override {
+        power = ::testing::VtsHalHidlTargetTestBase::getService<IPower>(
+            PowerHidlEnvironment::Instance()->getServiceName<IPower>());
+        ASSERT_NE(power, nullptr);
+    }
+
+    sp<IPower> power;
+};
+
+TEST_F(PowerHidlTest, PowerHintAsync_1_3) {
+    ASSERT_TRUE(power->powerHintAsync_1_3(PowerHint::EXPENSIVE_RENDERING, 0).isOk());
+}
+
+int main(int argc, char** argv) {
+    ::testing::AddGlobalTestEnvironment(PowerHidlEnvironment::Instance());
+    ::testing::InitGoogleTest(&argc, argv);
+    PowerHidlEnvironment::Instance()->init(&argc, argv);
+    int status = RUN_ALL_TESTS();
+    LOG(INFO) << "Test result = " << status;
+    return status;
+}