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/*
* 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.
*/
#define LOG_TAG "VibratorHalController"
#include <android/hardware/vibrator/1.3/IVibrator.h>
#include <android/hardware/vibrator/IVibrator.h>
#include <binder/IServiceManager.h>
#include <hardware/vibrator.h>
#include <utils/Log.h>
#include <vibratorservice/VibratorCallbackScheduler.h>
#include <vibratorservice/VibratorHalController.h>
#include <vibratorservice/VibratorHalWrapper.h>
using android::hardware::vibrator::CompositeEffect;
using android::hardware::vibrator::CompositePrimitive;
using android::hardware::vibrator::Effect;
using android::hardware::vibrator::EffectStrength;
using std::chrono::milliseconds;
namespace V1_0 = android::hardware::vibrator::V1_0;
namespace V1_1 = android::hardware::vibrator::V1_1;
namespace V1_2 = android::hardware::vibrator::V1_2;
namespace V1_3 = android::hardware::vibrator::V1_3;
namespace Aidl = android::hardware::vibrator;
namespace android {
namespace vibrator {
// -------------------------------------------------------------------------------------------------
std::shared_ptr<HalWrapper> connectHal(std::shared_ptr<CallbackScheduler> scheduler) {
static bool gHalExists = true;
if (!gHalExists) {
// We already tried to connect to all of the vibrator HAL versions and none was available.
return nullptr;
}
sp<Aidl::IVibrator> aidlHal = waitForVintfService<Aidl::IVibrator>();
if (aidlHal) {
ALOGV("Successfully connected to Vibrator HAL AIDL service.");
return std::make_shared<AidlHalWrapper>(std::move(scheduler), aidlHal);
}
sp<V1_0::IVibrator> halV1_0 = V1_0::IVibrator::getService();
if (halV1_0 == nullptr) {
ALOGV("Vibrator HAL service not available.");
gHalExists = false;
return nullptr;
}
sp<V1_3::IVibrator> halV1_3 = V1_3::IVibrator::castFrom(halV1_0);
if (halV1_3) {
ALOGV("Successfully connected to Vibrator HAL v1.3 service.");
return std::make_shared<HidlHalWrapperV1_3>(std::move(scheduler), halV1_3);
}
sp<V1_2::IVibrator> halV1_2 = V1_2::IVibrator::castFrom(halV1_0);
if (halV1_2) {
ALOGV("Successfully connected to Vibrator HAL v1.2 service.");
return std::make_shared<HidlHalWrapperV1_2>(std::move(scheduler), halV1_2);
}
sp<V1_1::IVibrator> halV1_1 = V1_1::IVibrator::castFrom(halV1_0);
if (halV1_1) {
ALOGV("Successfully connected to Vibrator HAL v1.1 service.");
return std::make_shared<HidlHalWrapperV1_1>(std::move(scheduler), halV1_1);
}
ALOGV("Successfully connected to Vibrator HAL v1.0 service.");
return std::make_shared<HidlHalWrapperV1_0>(std::move(scheduler), halV1_0);
}
// -------------------------------------------------------------------------------------------------
bool HalController::init() {
std::lock_guard<std::mutex> lock(mConnectedHalMutex);
if (mConnectedHal == nullptr) {
mConnectedHal = mConnector(mCallbackScheduler);
}
return mConnectedHal != nullptr;
}
void HalController::tryReconnect() {
std::lock_guard<std::mutex> lock(mConnectedHalMutex);
if (mConnectedHal == nullptr) {
mConnectedHal = mConnector(mCallbackScheduler);
} else {
mConnectedHal->tryReconnect();
}
}
}; // namespace vibrator
}; // namespace android