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/*
* Copyright (C) 2019 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 "SensorsSubHal.h"
#include <android/hardware/sensors/2.1/types.h>
#include <log/log.h>
using ::android::hardware::sensors::V2_1::implementation::ISensorsSubHal;
using ::android::hardware::sensors::V2_1::subhal::implementation::SensorsSubHal;
namespace android {
namespace hardware {
namespace sensors {
namespace V2_1 {
namespace subhal {
namespace implementation {
using ::android::hardware::Void;
using ::android::hardware::sensors::V2_0::implementation::ScopedWakelock;
SensorsSubHal::SensorsSubHal() : mCallback(nullptr), mNextHandle(1) {
AddSensor<UdfpsSensor>();
}
Return<void> SensorsSubHal::getSensorsList_2_1(ISensors::getSensorsList_2_1_cb _hidl_cb) {
std::vector<SensorInfo> sensors;
for (const auto& sensor : mSensors) {
sensors.push_back(sensor.second->getSensorInfo());
}
_hidl_cb(sensors);
return Void();
}
Return<Result> SensorsSubHal::setOperationMode(OperationMode mode) {
for (auto sensor : mSensors) {
sensor.second->setOperationMode(mode);
}
mCurrentOperationMode = mode;
return Result::OK;
}
Return<Result> SensorsSubHal::activate(int32_t sensorHandle, bool enabled) {
auto sensor = mSensors.find(sensorHandle);
if (sensor != mSensors.end()) {
sensor->second->activate(enabled);
return Result::OK;
}
return Result::BAD_VALUE;
}
Return<Result> SensorsSubHal::batch(int32_t sensorHandle, int64_t samplingPeriodNs,
int64_t /* maxReportLatencyNs */) {
auto sensor = mSensors.find(sensorHandle);
if (sensor != mSensors.end()) {
sensor->second->batch(samplingPeriodNs);
return Result::OK;
}
return Result::BAD_VALUE;
}
Return<Result> SensorsSubHal::flush(int32_t sensorHandle) {
auto sensor = mSensors.find(sensorHandle);
if (sensor != mSensors.end()) {
return sensor->second->flush();
}
return Result::BAD_VALUE;
}
Return<Result> SensorsSubHal::injectSensorData_2_1(const Event& event) {
auto sensor = mSensors.find(event.sensorHandle);
if (sensor != mSensors.end()) {
return sensor->second->injectEvent(event);
}
return Result::BAD_VALUE;
}
Return<void> SensorsSubHal::registerDirectChannel(const SharedMemInfo& /* mem */,
ISensors::registerDirectChannel_cb _hidl_cb) {
_hidl_cb(Result::INVALID_OPERATION, -1 /* channelHandle */);
return Return<void>();
}
Return<Result> SensorsSubHal::unregisterDirectChannel(int32_t /* channelHandle */) {
return Result::INVALID_OPERATION;
}
Return<void> SensorsSubHal::configDirectReport(int32_t /* sensorHandle */,
int32_t /* channelHandle */, RateLevel /* rate */,
ISensors::configDirectReport_cb _hidl_cb) {
_hidl_cb(Result::INVALID_OPERATION, 0 /* reportToken */);
return Return<void>();
}
Return<void> SensorsSubHal::debug(const hidl_handle& fd, const hidl_vec<hidl_string>& args) {
if (fd.getNativeHandle() == nullptr || fd->numFds < 1) {
ALOGE("%s: missing fd for writing", __FUNCTION__);
return Void();
}
FILE* out = fdopen(dup(fd->data[0]), "w");
if (args.size() != 0) {
fprintf(out,
"Note: sub-HAL %s currently does not support args. Input arguments are "
"ignored.\n",
getName().c_str());
}
std::ostringstream stream;
stream << "Available sensors:" << std::endl;
for (auto sensor : mSensors) {
SensorInfo info = sensor.second->getSensorInfo();
stream << "Name: " << info.name << std::endl;
stream << "Min delay: " << info.minDelay << std::endl;
stream << "Flags: " << info.flags << std::endl;
}
stream << std::endl;
fprintf(out, "%s", stream.str().c_str());
fclose(out);
return Return<void>();
}
Return<Result> SensorsSubHal::initialize(const sp<IHalProxyCallback>& halProxyCallback) {
mCallback = halProxyCallback;
setOperationMode(OperationMode::NORMAL);
return Result::OK;
}
void SensorsSubHal::postEvents(const std::vector<Event>& events, bool wakeup) {
ScopedWakelock wakelock = mCallback->createScopedWakelock(wakeup);
mCallback->postEvents(events, std::move(wakelock));
}
} // namespace implementation
} // namespace subhal
} // namespace V2_1
} // namespace sensors
} // namespace hardware
} // namespace android
ISensorsSubHal* sensorsHalGetSubHal_2_1(uint32_t* version) {
static SensorsSubHal subHal;
*version = SUB_HAL_2_1_VERSION;
return &subHal;
}
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