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powerstats: Add core stats

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Bug: 182273949
Test: dumpsys android.hardware.power.stats.IPowerStats/default
Change-Id: I4151f57ebd68102a58fd7035356279e68805a0f9
This commit is contained in:
Benjamin Schwartz 2021-03-09 15:52:55 -08:00
parent 82a0c52a12
commit da983cb5c2
1 changed files with 31 additions and 0 deletions
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31
powerstats/service.cpp
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@ -286,6 +286,37 @@ void addDisplay(std::shared_ptr<PowerStats> p) {
}
void addCPUclusters(std::shared_ptr<PowerStats> p) {
// A constant to represent the number of nanoseconds in one millisecond.
const int NS_TO_MS = 1000000;
std::function<uint64_t(uint64_t)> acpmNsToMs = [](uint64_t a) { return a / NS_TO_MS; };
const GenericStateResidencyDataProvider::StateResidencyConfig cpuStateConfig = {
.entryCountSupported = true,
.entryCountPrefix = "down_count:",
.totalTimeSupported = true,
.totalTimePrefix = "total_down_time_ns:",
.totalTimeTransform = acpmNsToMs,
.lastEntrySupported = true,
.lastEntryPrefix = "last_down_time_ns:",
.lastEntryTransform = acpmNsToMs,
};
const std::vector<std::pair<std::string, std::string>> cpuStateHeaders = {
std::make_pair("DOWN", ""),
};
std::vector<GenericStateResidencyDataProvider::PowerEntityConfig> cfgs;
for (std::string name : {"CORE00", "CORE01", "CORE02", "CORE03", "CORE10", "CORE11",
"CORE20", "CORE21", "CLUSTER0", "CLUSTER1", "CLUSTER2"}) {
cfgs.emplace_back(generateGenericStateResidencyConfigs(cpuStateConfig, cpuStateHeaders),
name, name);
}
auto cpuSdp = std::make_shared<GenericStateResidencyDataProvider>(
"/sys/devices/platform/acpm_stats/core_stats", cfgs);
p->addStateResidencyDataProvider(cpuSdp);
p->addEnergyConsumer(PowerStatsEnergyConsumer::createMeterConsumer(p,
EnergyConsumerType::CPU_CLUSTER, "CPUCL0", {"S4M_VDD_CPUCL0"}));
p->addEnergyConsumer(PowerStatsEnergyConsumer::createMeterConsumer(p,