device_google_gs101/powerstats/AocStateResidencyDataProvider.cpp
Robin Peng c2b5ca99e3 Move slider into gs101 and <device>
from: 026342771c6642980cb4653b1ec4d857a5d8be54

Bug: 167996145
Change-Id: I2ebf7f019afed1cbe9b60dcd82581bd3a52fe109
2021-03-06 16:31:12 +08:00

105 lines
3.9 KiB
C++

/*
* 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 "libpixelpowerstats"
#include "AocStateResidencyDataProvider.h"
#include <android-base/logging.h>
#include <utility>
namespace android {
namespace hardware {
namespace google {
namespace pixel {
namespace powerstats {
AocStateResidencyDataProvider::AocStateResidencyDataProvider(
std::vector<std::pair<uint32_t, std::string>> ids,
std::vector<std::pair<std::string, std::string>> states) {
// AoC stats are reported in ticks of 244.140625ns. The transform
// function converts ticks to milliseconds.
// 1000000 / 244.140625 = 4096.
static const uint64_t AOC_CLK = 4096;
std::function<uint64_t(uint64_t)> aocTickToMs = [](uint64_t a) { return a / AOC_CLK; };
StateResidencyConfig config = {
.entryCountSupported = true,
.entryCountPrefix = "Counter:",
.totalTimeSupported = true,
.totalTimePrefix = "Cumulative time:",
.totalTimeTransform = aocTickToMs,
.lastEntrySupported = true,
.lastEntryPrefix = "Time last entered:",
.lastEntryTransform = aocTickToMs,
};
uint32_t state_id;
for (auto &id : ids) {
state_id = 1;
for (auto &state : states) {
std::vector<std::pair<std::string, std::string>> aocStateHeaders = {
std::make_pair(state.first, ""),
};
std::unique_ptr<GenericStateResidencyDataProvider> sdp(
new GenericStateResidencyDataProvider(id.second + state.second));
sdp->addEntity(id.first, PowerEntityConfig(state_id++, "",
generateGenericStateResidencyConfigs(
config, aocStateHeaders)));
mProviders.push_back(std::move(sdp));
}
}
}
bool AocStateResidencyDataProvider::getResults(
std::unordered_map<uint32_t, PowerEntityStateResidencyResult> &results) {
for (auto &provider : mProviders) {
provider->getResults(results);
}
return true;
}
std::vector<PowerEntityStateSpace> AocStateResidencyDataProvider::getStateSpaces() {
// Return state spaces based on all configured providers.
// States from the same power entity are merged.
std::map<uint32_t, PowerEntityStateSpace> stateSpaces;
for (auto &provider : mProviders) {
for (auto &stateSpace : provider->getStateSpaces()) {
auto it = stateSpaces.find(stateSpace.powerEntityId);
if (it != stateSpaces.end()) {
auto &states = it->second.states;
auto size = states.size();
states.resize(size + stateSpace.states.size());
for (uint32_t i = 0; i < stateSpace.states.size(); i++) {
states[size + i] = stateSpace.states[i];
}
} else {
stateSpaces.insert(std::pair<uint32_t, PowerEntityStateSpace>(
stateSpace.powerEntityId, stateSpace));
}
}
}
std::vector<PowerEntityStateSpace> ret;
for (auto &stateSpace : stateSpaces) {
ret.push_back(stateSpace.second);
}
return ret;
}
} // namespace powerstats
} // namespace pixel
} // namespace google
} // namespace hardware
} // namespace android