android_device_xiaomi_sdm66.../android/location_api/MeasurementAPIClient.cpp
Dante Russo f354bdfa62 Stop Gnss measurements session when closed
Gnss measurements session that is started to
collect Gnss measurements needs to be stoped
when closed.
Also remove the ability for an MSA tracking
session to be started when Gnss measurments is
started because MSA tracking is power hungry
and it wouldn't provide measurements either

Change-Id: I9b20f73bd412fc68d96dad2dc38399c144922ea0
CRs-fixed: 2039306
2017-05-12 16:04:43 -07:00

282 lines
13 KiB
C++

/* Copyright (c) 2017, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation, nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#define LOG_NDDEBUG 0
#define LOG_TAG "LocSvc_MeasurementAPIClient"
#include <log_util.h>
#include <loc_cfg.h>
#include "LocationUtil.h"
#include "MeasurementAPIClient.h"
namespace android {
namespace hardware {
namespace gnss {
namespace V1_0 {
namespace implementation {
static void convertGnssData(GnssMeasurementsNotification& in,
IGnssMeasurementCallback::GnssData& out);
static void convertGnssMeasurement(GnssMeasurementsData& in,
IGnssMeasurementCallback::GnssMeasurement& out);
static void convertGnssClock(GnssMeasurementsClock& in, IGnssMeasurementCallback::GnssClock& out);
MeasurementAPIClient::MeasurementAPIClient() :
mGnssMeasurementCbIface(nullptr),
mLocationCapabilitiesMask(0)
{
LOC_LOGD("%s]: ()", __FUNCTION__);
pthread_mutex_init(&mLock, nullptr);
pthread_cond_init (&mCond, nullptr);
// set default LocationOptions.
memset(&mLocationOptions, 0, sizeof(LocationOptions));
mLocationOptions.size = sizeof(LocationOptions);
mLocationOptions.minInterval = 1000;
mLocationOptions.minDistance = 0;
mLocationOptions.mode = GNSS_SUPL_MODE_STANDALONE;
}
MeasurementAPIClient::~MeasurementAPIClient()
{
LOC_LOGD("%s]: ()", __FUNCTION__);
pthread_cond_destroy(&mCond);
pthread_mutex_destroy(&mLock);
}
// for GpsInterface
Return<IGnssMeasurement::GnssMeasurementStatus>
MeasurementAPIClient::measurementSetCallback(const sp<IGnssMeasurementCallback>& callback)
{
LOC_LOGD("%s]: (%p)", __FUNCTION__, &callback);
mGnssMeasurementCbIface = callback;
LocationCallbacks locationCallbacks;
locationCallbacks.size = sizeof(LocationCallbacks);
locationCallbacks.trackingCb = nullptr;
locationCallbacks.batchingCb = nullptr;
locationCallbacks.geofenceBreachCb = nullptr;
locationCallbacks.geofenceStatusCb = nullptr;
locationCallbacks.gnssLocationInfoCb = nullptr;
locationCallbacks.gnssNiCb = nullptr;
locationCallbacks.gnssSvCb = nullptr;
locationCallbacks.gnssNmeaCb = nullptr;
locationCallbacks.gnssMeasurementsCb = nullptr;
if (mGnssMeasurementCbIface != nullptr) {
locationCallbacks.gnssMeasurementsCb =
[this](GnssMeasurementsNotification gnssMeasurementsNotification) {
onGnssMeasurementsCb(gnssMeasurementsNotification);
};
}
locAPISetCallbacks(locationCallbacks);
while (!mLocationCapabilitiesMask) {
LOC_LOGD("%s]: wait for capabilities...", __FUNCTION__);
pthread_mutex_lock(&mLock);
pthread_cond_wait(&mCond, &mLock);
pthread_mutex_unlock(&mLock);
}
if (mLocationCapabilitiesMask & LOCATION_CAPABILITIES_GNSS_MSB_BIT)
mLocationOptions.mode = GNSS_SUPL_MODE_MSB;
else
mLocationOptions.mode = GNSS_SUPL_MODE_STANDALONE;
LOC_LOGD("%s]: start tracking session", __FUNCTION__);
locAPIStartTracking(mLocationOptions);
return IGnssMeasurement::GnssMeasurementStatus::SUCCESS;
}
// for GpsMeasurementInterface
void MeasurementAPIClient::measurementClose() {
LOC_LOGD("%s]: ()", __FUNCTION__);
pthread_mutex_lock(&mLock);
mGnssMeasurementCbIface = nullptr;
pthread_mutex_unlock(&mLock);
locAPIStopTracking();
}
// callbacks
void MeasurementAPIClient::onCapabilitiesCb(LocationCapabilitiesMask capabilitiesMask)
{
LOC_LOGD("%s]: (%02x)", __FUNCTION__, capabilitiesMask);
mLocationCapabilitiesMask = capabilitiesMask;
pthread_mutex_lock(&mLock);
pthread_cond_signal(&mCond);
pthread_mutex_unlock(&mLock);
}
void MeasurementAPIClient::onGnssMeasurementsCb(
GnssMeasurementsNotification gnssMeasurementsNotification)
{
LOC_LOGD("%s]: (count: %zu)", __FUNCTION__, gnssMeasurementsNotification.count);
// we don't need to lock the mutext
// if mGnssMeasurementCbIface is set to nullptr
if (mGnssMeasurementCbIface != nullptr) {
pthread_mutex_lock(&mLock);
if (mGnssMeasurementCbIface != nullptr) {
IGnssMeasurementCallback::GnssData gnssData;
convertGnssData(gnssMeasurementsNotification, gnssData);
mGnssMeasurementCbIface->GnssMeasurementCb(gnssData);
}
pthread_mutex_unlock(&mLock);
}
}
static void convertGnssMeasurement(GnssMeasurementsData& in,
IGnssMeasurementCallback::GnssMeasurement& out)
{
memset(&out, 0, sizeof(IGnssMeasurementCallback::GnssMeasurement));
if (in.flags & GNSS_MEASUREMENTS_DATA_SIGNAL_TO_NOISE_RATIO_BIT)
out.flags |= IGnssMeasurementCallback::GnssMeasurementFlags::HAS_SNR;
if (in.flags & GNSS_MEASUREMENTS_DATA_CARRIER_FREQUENCY_BIT)
out.flags |= IGnssMeasurementCallback::GnssMeasurementFlags::HAS_CARRIER_FREQUENCY;
if (in.flags & GNSS_MEASUREMENTS_DATA_CARRIER_CYCLES_BIT)
out.flags |= IGnssMeasurementCallback::GnssMeasurementFlags::HAS_CARRIER_CYCLES;
if (in.flags & GNSS_MEASUREMENTS_DATA_CARRIER_PHASE_BIT)
out.flags |= IGnssMeasurementCallback::GnssMeasurementFlags::HAS_CARRIER_PHASE;
if (in.flags & GNSS_MEASUREMENTS_DATA_CARRIER_PHASE_UNCERTAINTY_BIT)
out.flags |= IGnssMeasurementCallback::GnssMeasurementFlags::HAS_CARRIER_PHASE_UNCERTAINTY;
if (in.flags & GNSS_MEASUREMENTS_DATA_AUTOMATIC_GAIN_CONTROL_BIT)
out.flags |= IGnssMeasurementCallback::GnssMeasurementFlags::HAS_AUTOMATIC_GAIN_CONTROL;
out.svid = in.svId;
convertGnssConstellationType(in.svType, out.constellation);
out.timeOffsetNs = in.timeOffsetNs;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_CODE_LOCK_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_CODE_LOCK;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_BIT_SYNC_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_BIT_SYNC;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_SUBFRAME_SYNC_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_SUBFRAME_SYNC;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_TOW_DECODED_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_TOW_DECODED;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_MSEC_AMBIGUOUS_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_MSEC_AMBIGUOUS;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_SYMBOL_SYNC_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_SYMBOL_SYNC;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_GLO_STRING_SYNC_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_GLO_STRING_SYNC;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_GLO_TOD_DECODED_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_GLO_TOD_DECODED;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_BDS_D2_BIT_SYNC_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_BDS_D2_BIT_SYNC;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_BDS_D2_SUBFRAME_SYNC_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_BDS_D2_SUBFRAME_SYNC;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_GAL_E1BC_CODE_LOCK_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_GAL_E1BC_CODE_LOCK;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_GAL_E1C_2ND_CODE_LOCK_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_GAL_E1C_2ND_CODE_LOCK;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_GAL_E1B_PAGE_SYNC_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_GAL_E1B_PAGE_SYNC;
if (in.stateMask & GNSS_MEASUREMENTS_STATE_SBAS_SYNC_BIT)
out.state |= IGnssMeasurementCallback::GnssMeasurementState::STATE_SBAS_SYNC;
out.receivedSvTimeInNs = in.receivedSvTimeNs;
out.receivedSvTimeUncertaintyInNs = in.receivedSvTimeUncertaintyNs;
out.cN0DbHz = in.carrierToNoiseDbHz;
out.pseudorangeRateMps = in.pseudorangeRateMps;
out.pseudorangeRateUncertaintyMps = in.pseudorangeRateUncertaintyMps;
if (in.adrStateMask & GNSS_MEASUREMENTS_ACCUMULATED_DELTA_RANGE_STATE_VALID_BIT)
out.accumulatedDeltaRangeState |=
IGnssMeasurementCallback::GnssAccumulatedDeltaRangeState::ADR_STATE_VALID;
if (in.adrStateMask & GNSS_MEASUREMENTS_ACCUMULATED_DELTA_RANGE_STATE_RESET_BIT)
out.accumulatedDeltaRangeState |=
IGnssMeasurementCallback::GnssAccumulatedDeltaRangeState::ADR_STATE_RESET;
if (in.adrStateMask & GNSS_MEASUREMENTS_ACCUMULATED_DELTA_RANGE_STATE_CYCLE_SLIP_BIT)
out.accumulatedDeltaRangeState |=
IGnssMeasurementCallback::GnssAccumulatedDeltaRangeState::ADR_STATE_CYCLE_SLIP;
out.accumulatedDeltaRangeM = in.adrMeters;
out.accumulatedDeltaRangeUncertaintyM = in.adrUncertaintyMeters;
out.carrierFrequencyHz = in.carrierFrequencyHz;
out.carrierCycles = in.carrierCycles;
out.carrierPhase = in.carrierPhase;
out.carrierPhaseUncertainty = in.carrierPhaseUncertainty;
uint8_t indicator =
static_cast<uint8_t>(IGnssMeasurementCallback::GnssMultipathIndicator::INDICATOR_UNKNOWN);
if (in.multipathIndicator & GNSS_MEASUREMENTS_MULTIPATH_INDICATOR_PRESENT)
indicator |= IGnssMeasurementCallback::GnssMultipathIndicator::INDICATOR_PRESENT;
if (in.multipathIndicator & GNSS_MEASUREMENTS_MULTIPATH_INDICATOR_NOT_PRESENT)
indicator |= IGnssMeasurementCallback::GnssMultipathIndicator::INDICATIOR_NOT_PRESENT;
out.multipathIndicator =
static_cast<IGnssMeasurementCallback::GnssMultipathIndicator>(indicator);
out.snrDb = in.signalToNoiseRatioDb;
out.agcLevelDb = in.agcLevelDb;
}
static void convertGnssClock(GnssMeasurementsClock& in, IGnssMeasurementCallback::GnssClock& out)
{
memset(&out, 0, sizeof(IGnssMeasurementCallback::GnssClock));
if (in.flags & GNSS_MEASUREMENTS_CLOCK_FLAGS_LEAP_SECOND_BIT)
out.gnssClockFlags |= IGnssMeasurementCallback::GnssClockFlags::HAS_LEAP_SECOND;
if (in.flags & GNSS_MEASUREMENTS_CLOCK_FLAGS_TIME_UNCERTAINTY_BIT)
out.gnssClockFlags |= IGnssMeasurementCallback::GnssClockFlags::HAS_TIME_UNCERTAINTY;
if (in.flags & GNSS_MEASUREMENTS_CLOCK_FLAGS_FULL_BIAS_BIT)
out.gnssClockFlags |= IGnssMeasurementCallback::GnssClockFlags::HAS_FULL_BIAS;
if (in.flags & GNSS_MEASUREMENTS_CLOCK_FLAGS_BIAS_BIT)
out.gnssClockFlags |= IGnssMeasurementCallback::GnssClockFlags::HAS_BIAS;
if (in.flags & GNSS_MEASUREMENTS_CLOCK_FLAGS_BIAS_UNCERTAINTY_BIT)
out.gnssClockFlags |= IGnssMeasurementCallback::GnssClockFlags::HAS_BIAS_UNCERTAINTY;
if (in.flags & GNSS_MEASUREMENTS_CLOCK_FLAGS_DRIFT_BIT)
out.gnssClockFlags |= IGnssMeasurementCallback::GnssClockFlags::HAS_DRIFT;
if (in.flags & GNSS_MEASUREMENTS_CLOCK_FLAGS_DRIFT_UNCERTAINTY_BIT)
out.gnssClockFlags |= IGnssMeasurementCallback::GnssClockFlags::HAS_DRIFT_UNCERTAINTY;
out.leapSecond = in.leapSecond;
out.timeNs = in.timeNs;
out.timeUncertaintyNs = in.timeUncertaintyNs;
out.fullBiasNs = in.fullBiasNs;
out.biasNs = in.biasNs;
out.biasUncertaintyNs = in.biasUncertaintyNs;
out.driftNsps = in.driftNsps;
out.driftUncertaintyNsps = in.driftUncertaintyNsps;
out.hwClockDiscontinuityCount = in.hwClockDiscontinuityCount;
}
static void convertGnssData(GnssMeasurementsNotification& in,
IGnssMeasurementCallback::GnssData& out)
{
out.measurementCount = in.count;
if (out.measurementCount > static_cast<uint32_t>(GnssMax::SVS_COUNT)) {
LOC_LOGW("%s]: Too many measurement %zd. Clamps to %d.",
__FUNCTION__, out.measurementCount, GnssMax::SVS_COUNT);
out.measurementCount = static_cast<uint32_t>(GnssMax::SVS_COUNT);
}
for (size_t i = 0; i < out.measurementCount; i++) {
convertGnssMeasurement(in.measurements[i], out.measurements[i]);
}
convertGnssClock(in.clock, out.clock);
}
} // namespace implementation
} // namespace V1_0
} // namespace gnss
} // namespace hardware
} // namespace android