Add IGnssAntennaInfo AIDL HAL
Bug: 205185369
Test: atest VtsHalGnssTargetTest
Change-Id: If269c61b408c2710a4fa224de4d684c99ac5732b
diff --git a/gnss/aidl/default/GnssAntennaInfo.cpp b/gnss/aidl/default/GnssAntennaInfo.cpp
new file mode 100644
index 0000000..72def71
--- /dev/null
+++ b/gnss/aidl/default/GnssAntennaInfo.cpp
@@ -0,0 +1,149 @@
+/*
+ * Copyright (C) 2021 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 "GnssAntennaInfoAidl"
+
+#include "GnssAntennaInfo.h"
+#include <aidl/android/hardware/gnss/BnGnss.h>
+#include <log/log.h>
+#include "Utils.h"
+
+namespace aidl::android::hardware::gnss {
+
+using namespace ::android::hardware::gnss;
+using Row = IGnssAntennaInfoCallback::Row;
+using Coord = IGnssAntennaInfoCallback::Coord;
+
+std::shared_ptr<IGnssAntennaInfoCallback> GnssAntennaInfo::sCallback = nullptr;
+
+GnssAntennaInfo::GnssAntennaInfo() : mMinIntervalMs(1000) {}
+
+GnssAntennaInfo::~GnssAntennaInfo() {
+ stop();
+}
+
+// Methods from ::android::hardware::gnss::V2_1::IGnssAntennaInfo follow.
+ndk::ScopedAStatus GnssAntennaInfo::setCallback(
+ const std::shared_ptr<IGnssAntennaInfoCallback>& callback) {
+ ALOGD("setCallback");
+ std::unique_lock<std::mutex> lock(mMutex);
+ sCallback = callback;
+
+ if (mIsActive) {
+ ALOGW("GnssAntennaInfo callback already set. Resetting the callback...");
+ stop();
+ }
+ start();
+
+ return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus GnssAntennaInfo::close() {
+ ALOGD("close");
+ stop();
+ std::unique_lock<std::mutex> lock(mMutex);
+ sCallback = nullptr;
+ return ndk::ScopedAStatus::ok();
+}
+
+void GnssAntennaInfo::start() {
+ ALOGD("start");
+ mIsActive = true;
+ mThread = std::thread([this]() {
+ while (mIsActive == true) {
+ if (sCallback != nullptr) {
+ IGnssAntennaInfoCallback::GnssAntennaInfo mockAntennaInfo_1 = {
+ .carrierFrequencyHz = 1575420000,
+ .phaseCenterOffsetCoordinateMillimeters = Coord{.x = 1,
+ .xUncertainty = 0.1,
+ .y = 2,
+ .yUncertainty = 0.1,
+ .z = 3,
+ .zUncertainty = 0.1},
+ .phaseCenterVariationCorrectionMillimeters =
+ {
+ Row{std::vector<double>{1, -1, 5, -2, 3, -1}},
+ Row{std::vector<double>{-2, 3, 2, 0, 1, 2}},
+ Row{std::vector<double>{1, 3, 2, -1, -3, 5}},
+ },
+ .phaseCenterVariationCorrectionUncertaintyMillimeters =
+ {
+ Row{std::vector<double>{0.1, 0.2, 0.4, 0.1, 0.2, 0.3}},
+ Row{std::vector<double>{0.3, 0.2, 0.3, 0.6, 0.1, 0.1}},
+ Row{std::vector<double>{0.1, 0.1, 0.4, 0.2, 0.5, 0.3}},
+ },
+ .signalGainCorrectionDbi =
+ {
+ Row{std::vector<double>{2, -3, 1, -3, 0, -4}},
+ Row{std::vector<double>{1, 0, -4, 1, 3, -2}},
+ Row{std::vector<double>{3, -2, 0, -2, 3, 0}},
+ },
+ .signalGainCorrectionUncertaintyDbi =
+ {
+ Row{std::vector<double>{0.3, 0.1, 0.2, 0.6, 0.1, 0.3}},
+ Row{std::vector<double>{0.1, 0.1, 0.5, 0.2, 0.3, 0.1}},
+ Row{std::vector<double>{0.2, 0.4, 0.2, 0.1, 0.1, 0.2}},
+ },
+ };
+
+ IGnssAntennaInfoCallback::GnssAntennaInfo mockAntennaInfo_2 = {
+ .carrierFrequencyHz = 1176450000,
+ .phaseCenterOffsetCoordinateMillimeters = Coord{.x = 5,
+ .xUncertainty = 0.1,
+ .y = 6,
+ .yUncertainty = 0.1,
+ .z = 7,
+ .zUncertainty = 0.1},
+ };
+
+ std::vector<IGnssAntennaInfoCallback::GnssAntennaInfo> mockAntennaInfos = {
+ mockAntennaInfo_1,
+ mockAntennaInfo_2,
+ };
+ this->reportAntennaInfo(mockAntennaInfos);
+ }
+
+ /** For mock implementation this is good. On real device, we should only report
+ antennaInfo at start and when there is a configuration change. **/
+ std::this_thread::sleep_for(std::chrono::milliseconds(mMinIntervalMs));
+ }
+ });
+}
+
+void GnssAntennaInfo::stop() {
+ ALOGD("stop");
+ mIsActive = false;
+ if (mThread.joinable()) {
+ mThread.join();
+ }
+}
+
+void GnssAntennaInfo::reportAntennaInfo(
+ const std::vector<IGnssAntennaInfoCallback::GnssAntennaInfo>& antennaInfo) const {
+ std::unique_lock<std::mutex> lock(mMutex);
+
+ if (sCallback == nullptr) {
+ ALOGE("%s: No non-null callback", __func__);
+ return;
+ }
+
+ auto ret = sCallback->gnssAntennaInfoCb(antennaInfo);
+ if (!ret.isOk()) {
+ ALOGE("%s: Unable to invoke callback", __func__);
+ }
+}
+
+} // namespace aidl::android::hardware::gnss