power/stats: Add default implementation
Add default implementation for power.stats HAL
BUG: 118777168
BUG: 111185513
Test: run vts -m VtsHalPowerStatsV1_0Target
Change-Id: Id81291f58a5cdfa0cc1f56356001b2862df0dbc2
(cherry picked from commit f94dda77a1e064f2c66d3bd185feda96a9bdcc1e)
Merged-In: Id81291f58a5cdfa0cc1f56356001b2862df0dbc2
diff --git a/power/stats/1.0/default/PowerStats.h b/power/stats/1.0/default/PowerStats.h
new file mode 100644
index 0000000..fb2c6a8
--- /dev/null
+++ b/power/stats/1.0/default/PowerStats.h
@@ -0,0 +1,93 @@
+/*
+ * 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.
+ */
+
+#ifndef ANDROID_HARDWARE_POWERSTATS_V1_0_POWERSTATS_H
+#define ANDROID_HARDWARE_POWERSTATS_V1_0_POWERSTATS_H
+
+#include <android/hardware/power/stats/1.0/IPowerStats.h>
+#include <fmq/MessageQueue.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace power {
+namespace stats {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::hidl_vec;
+using ::android::hardware::kSynchronizedReadWrite;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::power::stats::V1_0::EnergyData;
+using ::android::hardware::power::stats::V1_0::PowerEntityInfo;
+using ::android::hardware::power::stats::V1_0::PowerEntityStateInfo;
+using ::android::hardware::power::stats::V1_0::PowerEntityStateResidencyData;
+using ::android::hardware::power::stats::V1_0::PowerEntityStateResidencyResult;
+using ::android::hardware::power::stats::V1_0::PowerEntityStateSpace;
+using ::android::hardware::power::stats::V1_0::PowerEntityType;
+using ::android::hardware::power::stats::V1_0::RailInfo;
+using ::android::hardware::power::stats::V1_0::Status;
+
+typedef MessageQueue<EnergyData, kSynchronizedReadWrite> MessageQueueSync;
+struct RailData {
+ std::string devicePath;
+ uint32_t index;
+ std::string subsysName;
+ uint32_t samplingRate;
+};
+
+struct OnDeviceMmt {
+ std::mutex mLock;
+ bool hwEnabled;
+ std::vector<std::string> devicePaths;
+ std::map<std::string, RailData> railsInfo;
+ std::vector<EnergyData> reading;
+ std::unique_ptr<MessageQueueSync> fmqSynchronized;
+};
+
+struct PowerStats : public IPowerStats {
+ PowerStats();
+ // Methods from ::android::hardware::power::stats::V1_0::IPowerStats follow.
+ Return<void> getRailInfo(getRailInfo_cb _hidl_cb) override;
+ Return<void> getEnergyData(const hidl_vec<uint32_t>& railIndices,
+ getEnergyData_cb _hidl_cb) override;
+ Return<void> streamEnergyData(uint32_t timeMs, uint32_t samplingRate,
+ streamEnergyData_cb _hidl_cb) override;
+ Return<void> getPowerEntityInfo(getPowerEntityInfo_cb _hidl_cb) override;
+ Return<void> getPowerEntityStateInfo(const hidl_vec<uint32_t>& powerEntityIds,
+ getPowerEntityStateInfo_cb _hidl_cb) override;
+ Return<void> getPowerEntityStateResidencyData(
+ const hidl_vec<uint32_t>& powerEntityIds,
+ getPowerEntityStateResidencyData_cb _hidl_cb) override;
+
+ private:
+ OnDeviceMmt mPm;
+ void findIioPowerMonitorNodes();
+ size_t parsePowerRails();
+ int parseIioEnergyNode(std::string devName);
+ Status parseIioEnergyNodes();
+};
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace stats
+} // namespace power
+} // namespace hardware
+} // namespace android
+
+#endif // ANDROID_HARDWARE_POWERSTATS_V1_0_POWERSTATS_H