android_device_xiaomi_sm835.../gps/android/2.1/location_api/BatchingAPIClient.cpp
Giovanni Ricca 467b1af609 sm8350-common: gps: Update to LA.UM.9.14.r1-19200.02-LAHAINA.QSSI13.0
Change-Id: I467ece57b82127382f11e48d0dd80e362df0d1c9
2022-09-26 17:12:40 +02:00

293 lines
10 KiB
C++

/* Copyright (c) 2017-2021, 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_NDEBUG 0
#define LOG_TAG "LocSvc_BatchingAPIClient"
#include <inttypes.h>
#include <log_util.h>
#include <loc_cfg.h>
#include <thread>
#include "LocationUtil.h"
#include "BatchingAPIClient.h"
#include "limits.h"
namespace android {
namespace hardware {
namespace gnss {
namespace V2_1 {
namespace implementation {
using ::android::hardware::gnss::V2_0::IGnssBatching;
using ::android::hardware::gnss::V2_0::IGnssBatchingCallback;
using ::android::hardware::gnss::V2_0::GnssLocation;
static void convertBatchOption(const IGnssBatching::Options& in, LocationOptions& out,
LocationCapabilitiesMask mask);
BatchingAPIClient::BatchingAPIClient(const sp<V1_0::IGnssBatchingCallback>& callback) :
LocationAPIClientBase(),
mGnssBatchingCbIface(nullptr),
mDefaultId(UINT_MAX),
mLocationCapabilitiesMask(0),
mGnssBatchingCbIface_2_0(nullptr)
{
LOC_LOGD("%s]: (%p)", __FUNCTION__, &callback);
gnssUpdateCallbacks(callback);
}
BatchingAPIClient::BatchingAPIClient(const sp<V2_0::IGnssBatchingCallback>& callback) :
LocationAPIClientBase(),
mGnssBatchingCbIface(nullptr),
mDefaultId(UINT_MAX),
mLocationCapabilitiesMask(0),
mGnssBatchingCbIface_2_0(nullptr)
{
LOC_LOGD("%s]: (%p)", __FUNCTION__, &callback);
gnssUpdateCallbacks_2_0(callback);
}
BatchingAPIClient::~BatchingAPIClient()
{
LOC_LOGD("%s]: ()", __FUNCTION__);
}
int BatchingAPIClient::getBatchSize() {
int batchSize = locAPIGetBatchSize();
LOC_LOGd("batchSize: %d", batchSize);
return batchSize;
}
void BatchingAPIClient::setCallbacks()
{
LocationCallbacks locationCallbacks;
memset(&locationCallbacks, 0, sizeof(LocationCallbacks));
locationCallbacks.size = sizeof(LocationCallbacks);
locationCallbacks.trackingCb = nullptr;
locationCallbacks.batchingCb = nullptr;
locationCallbacks.batchingCb = [this](size_t count, Location* location,
BatchingOptions batchOptions) {
onBatchingCb(count, location, batchOptions);
};
locationCallbacks.geofenceBreachCb = nullptr;
locationCallbacks.geofenceStatusCb = nullptr;
locationCallbacks.gnssLocationInfoCb = nullptr;
locationCallbacks.gnssNiCb = nullptr;
locationCallbacks.gnssSvCb = nullptr;
locationCallbacks.gnssNmeaCb = nullptr;
locationCallbacks.gnssMeasurementsCb = nullptr;
locAPISetCallbacks(locationCallbacks);
}
void BatchingAPIClient::gnssUpdateCallbacks(const sp<V1_0::IGnssBatchingCallback>& callback)
{
mMutex.lock();
mGnssBatchingCbIface = callback;
mMutex.unlock();
if (mGnssBatchingCbIface != nullptr) {
setCallbacks();
}
}
void BatchingAPIClient::gnssUpdateCallbacks_2_0(const sp<V2_0::IGnssBatchingCallback>& callback)
{
mMutex.lock();
mGnssBatchingCbIface_2_0 = callback;
mMutex.unlock();
if (mGnssBatchingCbIface_2_0 != nullptr) {
setCallbacks();
}
}
int BatchingAPIClient::startSession(const IGnssBatching::Options& opts) {
mMutex.lock();
mState = STARTED;
mMutex.unlock();
LOC_LOGD("%s]: (%lld %d)", __FUNCTION__,
static_cast<long long>(opts.periodNanos), static_cast<uint8_t>(opts.flags));
int retVal = -1;
LocationOptions options;
convertBatchOption(opts, options, mLocationCapabilitiesMask);
uint32_t mode = 0;
if (opts.flags == static_cast<uint8_t>(IGnssBatching::Flag::WAKEUP_ON_FIFO_FULL)) {
mode = SESSION_MODE_ON_FULL;
}
if (locAPIStartSession(mDefaultId, mode, options) == LOCATION_ERROR_SUCCESS) {
retVal = 1;
}
return retVal;
}
int BatchingAPIClient::updateSessionOptions(const IGnssBatching::Options& opts)
{
LOC_LOGD("%s]: (%lld %d)", __FUNCTION__,
static_cast<long long>(opts.periodNanos), static_cast<uint8_t>(opts.flags));
int retVal = -1;
LocationOptions options;
convertBatchOption(opts, options, mLocationCapabilitiesMask);
uint32_t mode = 0;
if (opts.flags == static_cast<uint8_t>(IGnssBatching::Flag::WAKEUP_ON_FIFO_FULL)) {
mode = SESSION_MODE_ON_FULL;
}
if (locAPIUpdateSessionOptions(mDefaultId, mode, options) == LOCATION_ERROR_SUCCESS) {
retVal = 1;
}
return retVal;
}
int BatchingAPIClient::stopSession() {
mMutex.lock();
mState = STOPPING;
mMutex.unlock();
LOC_LOGD("%s]: ", __FUNCTION__);
int retVal = -1;
locAPIGetBatchedLocations(mDefaultId, SIZE_MAX);
if (locAPIStopSession(mDefaultId) == LOCATION_ERROR_SUCCESS) {
retVal = 1;
}
return retVal;
}
void BatchingAPIClient::getBatchedLocation(int last_n_locations)
{
LOC_LOGD("%s]: (%d)", __FUNCTION__, last_n_locations);
locAPIGetBatchedLocations(mDefaultId, last_n_locations);
}
void BatchingAPIClient::flushBatchedLocations() {
LOC_LOGD("%s]: ()", __FUNCTION__);
uint32_t retVal = locAPIGetBatchedLocations(mDefaultId, SIZE_MAX);
// when flush a stopped session or one doesn't exist, just report an empty batch.
if (LOCATION_ERROR_ID_UNKNOWN == retVal) {
BatchingOptions opt = {};
::std::thread thd(&BatchingAPIClient::onBatchingCb, this, 0, nullptr, opt);
thd.detach();
}
}
void BatchingAPIClient::onCapabilitiesCb(LocationCapabilitiesMask capabilitiesMask)
{
LOC_LOGD("%s]: (%" PRIu64 ")", __FUNCTION__, capabilitiesMask);
mLocationCapabilitiesMask = capabilitiesMask;
}
void BatchingAPIClient::onBatchingCb(size_t count, Location* location,
BatchingOptions /*batchOptions*/) {
bool processReport = false;
LOC_LOGd("(count: %zu)", count);
mMutex.lock();
// back to back stop() and flush() could bring twice onBatchingCb(). Each one might come first.
// Combine them both (the first goes to cache, the second in location*) before report to FW
switch (mState) {
case STOPPING:
mState = STOPPED;
for (size_t i = 0; i < count; i++) {
mBatchedLocationInCache.push_back(location[i]);
}
break;
case STARTED:
case STOPPED: // flush() always trigger report, even on a stopped session
processReport = true;
break;
default:
break;
}
// report location batch when in STARTED state or flush(), combined with cache in last stop()
if (processReport) {
auto gnssBatchingCbIface(mGnssBatchingCbIface);
auto gnssBatchingCbIface_2_0(mGnssBatchingCbIface_2_0);
size_t batchCacheCnt = mBatchedLocationInCache.size();
LOC_LOGd("(batchCacheCnt: %zu)", batchCacheCnt);
if (gnssBatchingCbIface_2_0 != nullptr) {
hidl_vec<V2_0::GnssLocation> locationVec;
if (count+batchCacheCnt > 0) {
locationVec.resize(count+batchCacheCnt);
for (size_t i = 0; i < batchCacheCnt; ++i) {
convertGnssLocation(mBatchedLocationInCache[i], locationVec[i]);
}
for (size_t i = 0; i < count; i++) {
convertGnssLocation(location[i], locationVec[i+batchCacheCnt]);
}
}
auto r = gnssBatchingCbIface_2_0->gnssLocationBatchCb(locationVec);
if (!r.isOk()) {
LOC_LOGE("%s] Error from gnssLocationBatchCb 2_0 description=%s",
__func__, r.description().c_str());
}
} else if (gnssBatchingCbIface != nullptr) {
hidl_vec<V1_0::GnssLocation> locationVec;
if (count+batchCacheCnt > 0) {
locationVec.resize(count+batchCacheCnt);
for (size_t i = 0; i < batchCacheCnt; ++i) {
convertGnssLocation(mBatchedLocationInCache[i], locationVec[i]);
}
for (size_t i = 0; i < count; i++) {
convertGnssLocation(location[i], locationVec[i+batchCacheCnt]);
}
}
auto r = gnssBatchingCbIface->gnssLocationBatchCb(locationVec);
if (!r.isOk()) {
LOC_LOGE("%s] Error from gnssLocationBatchCb 1.0 description=%s",
__func__, r.description().c_str());
}
}
mBatchedLocationInCache.clear();
}
mMutex.unlock();
}
static void convertBatchOption(const IGnssBatching::Options& in, LocationOptions& out,
LocationCapabilitiesMask mask)
{
memset(&out, 0, sizeof(LocationOptions));
out.size = sizeof(LocationOptions);
out.minInterval = (uint32_t)(in.periodNanos / 1000000L);
out.minDistance = 0;
out.mode = GNSS_SUPL_MODE_STANDALONE;
if (mask & LOCATION_CAPABILITIES_GNSS_MSA_BIT)
out.mode = GNSS_SUPL_MODE_MSA;
if (mask & LOCATION_CAPABILITIES_GNSS_MSB_BIT)
out.mode = GNSS_SUPL_MODE_MSB;
}
} // namespace implementation
} // namespace V2_1
} // namespace gnss
} // namespace hardware
} // namespace android