unplugged-system/device/generic/goldfish/gnss/GnssPowerIndication.cpp

87 lines
3.1 KiB
C++

/*
* 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 <utils/SystemClock.h>
#include <aidl/android/hardware/gnss/IGnss.h>
#include "GnssPowerIndication.h"
#include "debug.h"
namespace aidl {
namespace android {
namespace hardware {
namespace gnss {
namespace implementation {
GnssPowerIndication::GnssPowerIndication(std::function<double()> getRunningTime)
: mGetRunningTime(std::move(getRunningTime)) {}
ndk::ScopedAStatus GnssPowerIndication::setCallback(
const std::shared_ptr<IGnssPowerIndicationCallback>& callback) {
mCb = callback;
callback->setCapabilitiesCb(IGnssPowerIndicationCallback::CAPABILITY_TOTAL |
IGnssPowerIndicationCallback::CAPABILITY_SINGLEBAND_TRACKING |
IGnssPowerIndicationCallback::CAPABILITY_MULTIBAND_TRACKING |
IGnssPowerIndicationCallback::CAPABILITY_SINGLEBAND_ACQUISITION |
IGnssPowerIndicationCallback::CAPABILITY_MULTIBAND_ACQUISITION |
IGnssPowerIndicationCallback::CAPABILITY_OTHER_MODES);
return ndk::ScopedAStatus::ok();
}
ndk::ScopedAStatus GnssPowerIndication::requestGnssPowerStats() {
if (mCb) {
return doRequestGnssPowerStats(*mCb);
} else {
return ndk::ScopedAStatus::fromExceptionCode(FAILURE(IGnss::ERROR_INVALID_ARGUMENT));
}
}
ndk::ScopedAStatus GnssPowerIndication::doRequestGnssPowerStats(
IGnssPowerIndicationCallback& cb) {
GnssPowerStats gnssPowerStats;
const double d = mGetRunningTime();
if (d > 0.0) {
ElapsedRealtime elapsedRealtime = {
.flags = ElapsedRealtime::HAS_TIMESTAMP_NS |
ElapsedRealtime::HAS_TIME_UNCERTAINTY_NS,
.timestampNs = ::android::elapsedRealtimeNano(),
.timeUncertaintyNs = 1000,
};
gnssPowerStats.elapsedRealtime = elapsedRealtime;
gnssPowerStats.totalEnergyMilliJoule = 1.500e+3 + d * 22.0;
gnssPowerStats.singlebandTrackingModeEnergyMilliJoule = 0.0;
gnssPowerStats.multibandTrackingModeEnergyMilliJoule = 1.28e+2 + d * 4.0;
gnssPowerStats.singlebandAcquisitionModeEnergyMilliJoule = 0.0;
gnssPowerStats.multibandAcquisitionModeEnergyMilliJoule = 3.65e+2 + d * 15.0;
gnssPowerStats.otherModesEnergyMilliJoule = {1.232e+2, 3.234e+3};
}
cb.gnssPowerStatsCb(gnssPowerStats);
return ndk::ScopedAStatus::ok();
}
} // namespace implementation
} // namespace gnss
} // namespace hardware
} // namespace android
} // namespace aidl