Implement power policy change listener in AudioControl HAL
Bug: 173719953
Test: manual test
Change-Id: Id773bd2bb1c8becc8f3e9e69e23ed8034dd36937
diff --git a/automotive/audiocontrol/aidl/default/Android.bp b/automotive/audiocontrol/aidl/default/Android.bp
index faf7ad2..427709a 100644
--- a/automotive/audiocontrol/aidl/default/Android.bp
+++ b/automotive/audiocontrol/aidl/default/Android.bp
@@ -22,15 +22,18 @@
generated_sources: ["audio_policy_configuration_V7_0"],
header_libs: ["libxsdc-utils"],
shared_libs: [
+ "android.frameworks.automotive.powerpolicy-ndk_platform",
"android.hardware.automotive.audiocontrol-ndk_platform",
"libbase",
"libbinder_ndk",
- "liblog",
"libcutils",
+ "liblog",
+ "libpowerpolicyclient",
"libxml2",
],
srcs: [
"AudioControl.cpp",
"main.cpp",
+ "PowerPolicyClient.cpp",
],
}
diff --git a/automotive/audiocontrol/aidl/default/PowerPolicyClient.cpp b/automotive/audiocontrol/aidl/default/PowerPolicyClient.cpp
new file mode 100644
index 0000000..7657337
--- /dev/null
+++ b/automotive/audiocontrol/aidl/default/PowerPolicyClient.cpp
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#include "PowerPolicyClient.h"
+#include "AudioControl.h"
+
+#include <android-base/logging.h>
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace automotive {
+namespace audiocontrol {
+
+namespace aafap = aidl::android::frameworks::automotive::powerpolicy;
+
+using aafap::CarPowerPolicy;
+using aafap::CarPowerPolicyFilter;
+using aafap::PowerComponent;
+using ::android::frameworks::automotive::powerpolicy::hasComponent;
+using ::ndk::ScopedAStatus;
+
+namespace {
+
+constexpr PowerComponent kAudioComponent = PowerComponent::AUDIO;
+
+} // namespace
+
+PowerPolicyClient::PowerPolicyClient(std::shared_ptr<AudioControl> audioControl)
+ : mAudioControl(audioControl) {}
+
+void PowerPolicyClient::onInitFailed() {
+ LOG(ERROR) << "Initializing power policy client failed";
+}
+
+std::vector<PowerComponent> PowerPolicyClient::getComponentsOfInterest() {
+ std::vector<PowerComponent> components{kAudioComponent};
+ return components;
+}
+
+ScopedAStatus PowerPolicyClient::onPolicyChanged(const CarPowerPolicy& powerPolicy) {
+ if (hasComponent(powerPolicy.enabledComponents, kAudioComponent)) {
+ LOG(DEBUG) << "Power policy: Audio component is enabled";
+ // TODO(b/173719953): Do something when AUDIO is enabled.
+ } else if (hasComponent(powerPolicy.disabledComponents, kAudioComponent)) {
+ LOG(DEBUG) << "Power policy: Audio component is disabled";
+ // TODO(b/173719953): Do something when AUDIO is disabled.
+ }
+ return ScopedAStatus::ok();
+}
+
+} // namespace audiocontrol
+} // namespace automotive
+} // namespace hardware
+} // namespace android
+} // namespace aidl
diff --git a/automotive/audiocontrol/aidl/default/PowerPolicyClient.h b/automotive/audiocontrol/aidl/default/PowerPolicyClient.h
new file mode 100644
index 0000000..0b4d5b6
--- /dev/null
+++ b/automotive/audiocontrol/aidl/default/PowerPolicyClient.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#ifndef AUTOMOTIVE_AUDIOCONTROL_AIDL_DEFAULT_POWERPOLICYCLIENT_H_
+#define AUTOMOTIVE_AUDIOCONTROL_AIDL_DEFAULT_POWERPOLICYCLIENT_H_
+
+#include "PowerPolicyClientBase.h"
+
+#include <memory>
+
+namespace aidl::android::hardware::automotive::audiocontrol {
+
+class AudioControl;
+
+class PowerPolicyClient
+ : public ::android::frameworks::automotive::powerpolicy::PowerPolicyClientBase {
+ public:
+ explicit PowerPolicyClient(std::shared_ptr<AudioControl> audioControl);
+
+ void onInitFailed();
+ std::vector<::aidl::android::frameworks::automotive::powerpolicy::PowerComponent>
+ getComponentsOfInterest() override;
+ ::ndk::ScopedAStatus onPolicyChanged(
+ const ::aidl::android::frameworks::automotive::powerpolicy::CarPowerPolicy&) override;
+
+ private:
+ std::shared_ptr<AudioControl> mAudioControl;
+};
+
+} // namespace aidl::android::hardware::automotive::audiocontrol
+
+#endif // AUTOMOTIVE_AUDIOCONTROL_AIDL_DEFAULT_POWERPOLICYCLIENT_H_
diff --git a/automotive/audiocontrol/aidl/default/main.cpp b/automotive/audiocontrol/aidl/default/main.cpp
index 996665f..9b259fc 100644
--- a/automotive/audiocontrol/aidl/default/main.cpp
+++ b/automotive/audiocontrol/aidl/default/main.cpp
@@ -15,22 +15,28 @@
*/
#include "AudioControl.h"
+#include "PowerPolicyClient.h"
#include <android-base/logging.h>
#include <android/binder_manager.h>
#include <android/binder_process.h>
using aidl::android::hardware::automotive::audiocontrol::AudioControl;
+using aidl::android::hardware::automotive::audiocontrol::PowerPolicyClient;
int main() {
ABinderProcess_setThreadPoolMaxThreadCount(0);
- std::shared_ptr<AudioControl> audioControl = ndk::SharedRefBase::make<AudioControl>();
+ std::shared_ptr<AudioControl> audioControl = ::ndk::SharedRefBase::make<AudioControl>();
const std::string instance = std::string() + AudioControl::descriptor + "/default";
binder_status_t status =
AServiceManager_addService(audioControl->asBinder().get(), instance.c_str());
CHECK(status == STATUS_OK);
+ std::shared_ptr<PowerPolicyClient> powerPolicyClient =
+ ::ndk::SharedRefBase::make<PowerPolicyClient>(audioControl);
+ powerPolicyClient->init();
+
ABinderProcess_joinThreadPool();
return EXIT_FAILURE; // should not reach
}