Remove power stats HAL 1.0 service

Bug: 179527556
Test: dumpsys android.hardware.power.stats.IPowerStats/default
Test: device boot and examined logs to make sure no errors related to
missing power stats 1.0

Change-Id: Ib8cc394f9968edaf948a2d9700e9f7fcaa5b9dc0

1 files changed, 0 insertions, 90 deletions

diff --git a/powerstats/UfsStateResidencyDataProvider.cpp b/powerstats/UfsStateResidencyDataProvider.cpp
deleted file mode 100644
index 7ca6f3bb..00000000
--- a/powerstats/UfsStateResidencyDataProvider.cpp
+++ /dev/null
@@ -1,90 +0,0 @@
-/*
- * 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 "UfsStateResidencyDataProvider.h"
-
-#include <android-base/logging.h>
-#include <android-base/parseint.h>
-#include <android-base/strings.h>
-
-#include <string>
-#include <utility>
-
-using android::base::ParseUint;
-using android::base::Split;
-using android::base::StartsWith;
-using android::base::Trim;
-
-namespace android {
-namespace hardware {
-namespace google {
-namespace pixel {
-namespace powerstats {
-
-const uint32_t HIBERNATE_STATE_ID = 0;
-
-UfsStateResidencyDataProvider::UfsStateResidencyDataProvider(uint32_t powerEntityId)
-    : mPowerEntityId(powerEntityId) {}
-
-bool UfsStateResidencyDataProvider::getResults(
-        std::unordered_map<uint32_t, PowerEntityStateResidencyResult> &results) {
-    PowerEntityStateResidencyResult result = {
-            .powerEntityId = mPowerEntityId,
-            .stateResidencyData = {{.powerEntityStateId = HIBERNATE_STATE_ID}}};
-
-    // The transform function converts microseconds to milliseconds.
-    std::function<uint64_t(uint64_t)> usecToMs = [](uint64_t a) { return a / 1000; };
-
-    std::string prefix = "/sys/bus/platform/devices/14700000.ufs/ufs_stats/";
-
-    result.stateResidencyData[0].totalTimeInStateMs =
-            usecToMs(readStat(prefix + "hibern8_total_us"));
-    result.stateResidencyData[0].totalStateEntryCount = readStat(prefix + "hibern8_exit_cnt");
-    result.stateResidencyData[0].lastEntryTimestampMs =
-            usecToMs(readStat(prefix + "last_hibern8_enter_time"));
-    results.insert(std::make_pair(mPowerEntityId, result));
-    return true;
-}
-
-std::vector<PowerEntityStateSpace> UfsStateResidencyDataProvider::getStateSpaces() {
-    return {{.powerEntityId = mPowerEntityId,
-             .states = {{.powerEntityStateId = HIBERNATE_STATE_ID,
-                         .powerEntityStateName = "HIBERN8"}}}};
-}
-
-uint64_t UfsStateResidencyDataProvider::readStat(std::string path) {
-    std::unique_ptr<FILE, decltype(&fclose)> fp(fopen(path.c_str(), "r"), fclose);
-    if (!fp) {
-        PLOG(ERROR) << __func__ << ":Failed to open file " << path
-                    << " Error = " << strerror(errno);
-        return 0;
-    }
-    const size_t size = 20;
-    char buf[size];
-    (void)fread(&buf, sizeof(char), size, fp.get());
-    uint64_t ret;
-    if (!ParseUint(Trim(std::string(buf)), &ret)) {
-        LOG(ERROR) << "Failed to parse uint64 from [" << std::string(buf) << "]";
-    }
-    return ret;
-}
-
-}  // namespace powerstats
-}  // namespace pixel
-}  // namespace google
-}  // namespace hardware
-}  // namespace android