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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 "HalWrapper"
#include <android/hardware/power/Boost.h>
#include <android/hardware/power/IPowerHintSession.h>
#include <android/hardware/power/Mode.h>
#include <powermanager/PowerHalWrapper.h>
#include <utils/Log.h>
#include <cinttypes>
using namespace android::hardware::power;
namespace V1_0 = android::hardware::power::V1_0;
namespace V1_1 = android::hardware::power::V1_1;
namespace Aidl = android::hardware::power;
namespace android {
namespace power {
// -------------------------------------------------------------------------------------------------
inline HalResult<void> toHalResult(const binder::Status& result) {
if (result.isOk()) {
return HalResult<void>::ok();
}
ALOGE("Power HAL request failed: %s", result.toString8().c_str());
return HalResult<void>::fromStatus(result);
}
template <typename T>
template <typename R>
HalResult<T> HalResult<T>::fromReturn(hardware::Return<R>& ret, T data) {
return ret.isOk() ? HalResult<T>::ok(data) : HalResult<T>::failed(ret.description());
}
template <typename T>
template <typename R>
HalResult<T> HalResult<T>::fromReturn(hardware::Return<R>& ret, V1_0::Status status, T data) {
return ret.isOk() ? HalResult<T>::fromStatus(status, data)
: HalResult<T>::failed(ret.description());
}
// -------------------------------------------------------------------------------------------------
HalResult<void> HalResult<void>::fromStatus(status_t status) {
if (status == android::OK) {
return HalResult<void>::ok();
}
return HalResult<void>::failed(statusToString(status));
}
HalResult<void> HalResult<void>::fromStatus(binder::Status status) {
if (status.exceptionCode() == binder::Status::EX_UNSUPPORTED_OPERATION) {
return HalResult<void>::unsupported();
}
if (status.isOk()) {
return HalResult<void>::ok();
}
return HalResult<void>::failed(std::string(status.toString8().c_str()));
}
template <typename R>
HalResult<void> HalResult<void>::fromReturn(hardware::Return<R>& ret) {
return ret.isOk() ? HalResult<void>::ok() : HalResult<void>::failed(ret.description());
}
// -------------------------------------------------------------------------------------------------
HalResult<void> EmptyHalWrapper::setBoost(Boost boost, int32_t durationMs) {
ALOGV("Skipped setBoost %s with duration %dms because Power HAL not available",
toString(boost).c_str(), durationMs);
return HalResult<void>::unsupported();
}
HalResult<void> EmptyHalWrapper::setMode(Mode mode, bool enabled) {
ALOGV("Skipped setMode %s to %s because Power HAL not available", toString(mode).c_str(),
enabled ? "true" : "false");
return HalResult<void>::unsupported();
}
HalResult<sp<Aidl::IPowerHintSession>> EmptyHalWrapper::createHintSession(
int32_t, int32_t, const std::vector<int32_t>& threadIds, int64_t) {
ALOGV("Skipped createHintSession(task num=%zu) because Power HAL not available",
threadIds.size());
return HalResult<sp<Aidl::IPowerHintSession>>::unsupported();
}
HalResult<int64_t> EmptyHalWrapper::getHintSessionPreferredRate() {
ALOGV("Skipped getHintSessionPreferredRate because Power HAL not available");
return HalResult<int64_t>::unsupported();
}
// -------------------------------------------------------------------------------------------------
HalResult<void> HidlHalWrapperV1_0::setBoost(Boost boost, int32_t durationMs) {
if (boost == Boost::INTERACTION) {
return sendPowerHint(V1_0::PowerHint::INTERACTION, durationMs);
} else {
ALOGV("Skipped setBoost %s because Power HAL AIDL not available", toString(boost).c_str());
return HalResult<void>::unsupported();
}
}
HalResult<void> HidlHalWrapperV1_0::setMode(Mode mode, bool enabled) {
uint32_t data = enabled ? 1 : 0;
switch (mode) {
case Mode::LAUNCH:
return sendPowerHint(V1_0::PowerHint::LAUNCH, data);
case Mode::LOW_POWER:
return sendPowerHint(V1_0::PowerHint::LOW_POWER, data);
case Mode::SUSTAINED_PERFORMANCE:
return sendPowerHint(V1_0::PowerHint::SUSTAINED_PERFORMANCE, data);
case Mode::VR:
return sendPowerHint(V1_0::PowerHint::VR_MODE, data);
case Mode::INTERACTIVE:
return setInteractive(enabled);
case Mode::DOUBLE_TAP_TO_WAKE:
return setFeature(V1_0::Feature::POWER_FEATURE_DOUBLE_TAP_TO_WAKE, enabled);
default:
ALOGV("Skipped setMode %s because Power HAL AIDL not available",
toString(mode).c_str());
return HalResult<void>::unsupported();
}
}
HalResult<void> HidlHalWrapperV1_0::sendPowerHint(V1_0::PowerHint hintId, uint32_t data) {
auto ret = mHandleV1_0->powerHint(hintId, data);
return HalResult<void>::fromReturn(ret);
}
HalResult<void> HidlHalWrapperV1_0::setInteractive(bool enabled) {
auto ret = mHandleV1_0->setInteractive(enabled);
return HalResult<void>::fromReturn(ret);
}
HalResult<void> HidlHalWrapperV1_0::setFeature(V1_0::Feature feature, bool enabled) {
auto ret = mHandleV1_0->setFeature(feature, enabled);
return HalResult<void>::fromReturn(ret);
}
HalResult<sp<Aidl::IPowerHintSession>> HidlHalWrapperV1_0::createHintSession(
int32_t, int32_t, const std::vector<int32_t>& threadIds, int64_t) {
ALOGV("Skipped createHintSession(task num=%zu) because Power HAL not available",
threadIds.size());
return HalResult<sp<Aidl::IPowerHintSession>>::unsupported();
}
HalResult<int64_t> HidlHalWrapperV1_0::getHintSessionPreferredRate() {
ALOGV("Skipped getHintSessionPreferredRate because Power HAL not available");
return HalResult<int64_t>::unsupported();
}
// -------------------------------------------------------------------------------------------------
HalResult<void> HidlHalWrapperV1_1::sendPowerHint(V1_0::PowerHint hintId, uint32_t data) {
auto ret = mHandleV1_1->powerHintAsync(hintId, data);
return HalResult<void>::fromReturn(ret);
}
// -------------------------------------------------------------------------------------------------
HalResult<void> AidlHalWrapper::setBoost(Boost boost, int32_t durationMs) {
std::unique_lock<std::mutex> lock(mBoostMutex);
size_t idx = static_cast<size_t>(boost);
// Quick return if boost is not supported by HAL
if (idx >= mBoostSupportedArray.size() || mBoostSupportedArray[idx] == HalSupport::OFF) {
ALOGV("Skipped setBoost %s because Power HAL doesn't support it", toString(boost).c_str());
return HalResult<void>::unsupported();
}
if (mBoostSupportedArray[idx] == HalSupport::UNKNOWN) {
bool isSupported = false;
auto isSupportedRet = mHandle->isBoostSupported(boost, &isSupported);
if (!isSupportedRet.isOk()) {
ALOGE("Skipped setBoost %s because check support failed with: %s",
toString(boost).c_str(), isSupportedRet.toString8().c_str());
// return HalResult::FAILED;
return HalResult<void>::fromStatus(isSupportedRet);
}
mBoostSupportedArray[idx] = isSupported ? HalSupport::ON : HalSupport::OFF;
if (!isSupported) {
ALOGV("Skipped setBoost %s because Power HAL doesn't support it",
toString(boost).c_str());
return HalResult<void>::unsupported();
}
}
lock.unlock();
return toHalResult(mHandle->setBoost(boost, durationMs));
}
HalResult<void> AidlHalWrapper::setMode(Mode mode, bool enabled) {
std::unique_lock<std::mutex> lock(mModeMutex);
size_t idx = static_cast<size_t>(mode);
// Quick return if mode is not supported by HAL
if (idx >= mModeSupportedArray.size() || mModeSupportedArray[idx] == HalSupport::OFF) {
ALOGV("Skipped setMode %s because Power HAL doesn't support it", toString(mode).c_str());
return HalResult<void>::unsupported();
}
if (mModeSupportedArray[idx] == HalSupport::UNKNOWN) {
bool isSupported = false;
auto isSupportedRet = mHandle->isModeSupported(mode, &isSupported);
if (!isSupportedRet.isOk()) {
return HalResult<void>::failed(isSupportedRet.toString8().c_str());
}
mModeSupportedArray[idx] = isSupported ? HalSupport::ON : HalSupport::OFF;
if (!isSupported) {
ALOGV("Skipped setMode %s because Power HAL doesn't support it",
toString(mode).c_str());
return HalResult<void>::unsupported();
}
}
lock.unlock();
return toHalResult(mHandle->setMode(mode, enabled));
}
HalResult<sp<Aidl::IPowerHintSession>> AidlHalWrapper::createHintSession(
int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos) {
sp<IPowerHintSession> appSession;
return HalResult<sp<Aidl::IPowerHintSession>>::
fromStatus(mHandle->createHintSession(tgid, uid, threadIds, durationNanos, &appSession),
appSession);
}
HalResult<int64_t> AidlHalWrapper::getHintSessionPreferredRate() {
int64_t rate = -1;
auto result = mHandle->getHintSessionPreferredRate(&rate);
return HalResult<int64_t>::fromStatus(result, rate);
}
// -------------------------------------------------------------------------------------------------
} // namespace power
} // namespace android