sm6250-common: power: add no-op 1.3 interface implementation

Change-Id: I435e275ab4229b9d6f5fbb4eb1271cfcd7488409

power/service.cpp

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2020 The LineageOS 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 "android.hardware.power@1.3-service.xiaomi_sm6250"
+
+#include <hidl/HidlTransportSupport.h>
+
+#include "Power.h"
+
+using android::sp;
+using android::status_t;
+using android::OK;
+
+using android::hardware::configureRpcThreadpool;
+using android::hardware::joinRpcThreadpool;
+
+using ::android::hardware::power::V1_3::IPower;
+using ::android::hardware::power::V1_3::implementation::Power;
+
+int main() {
+    ALOGI("Power HAL 1.3 service is starting");
+
+    sp<IPower> service = new Power();
+    if (service == nullptr) {
+        ALOGE("Failed to create an instance of Power HAL, exiting");
+        return 1;
+    }
+    configureRpcThreadpool(1, true /* callerWillJoin */);
+
+    status_t status = service->registerAsService();
+    if (status != OK) {
+        ALOGE("Failed to register service for Power HAL, exiting");
+        return 1;
+    }
+
+    ALOGI("Power HAL service is ready");
+    joinRpcThreadpool();
+
+    // In normal operation, we don't expect the thread pool to exit
+    ALOGE("Power HAL service is shutting down");
+    return 1;
+}