kunlun2: power-libperfmgr: Remove Google-specific display LPM control

Change-Id: If58f38b99bf6fbd73f6b6ab2144293c63e18b600
Signed-off-by: Jesse Chan <jc@lineageos.org>
Signed-off-by: SamarV-121 <samarvispute121@gmail.com>

power-libperfmgr/Android.bp

@@ -7,7 +7,6 @@ cc_library_headers {
 cc_library {
     name: "libdisppower-lenovo",
     srcs: [
-        "disp-power/DisplayLowPower.cpp",
         "disp-power/InteractionHandler.cpp",
     ],
      shared_libs: [

power-libperfmgr/aidl/Power.cpp

@@ -30,8 +30,6 @@
 #include <utils/Log.h>
 #include <utils/Trace.h>
 
-#include "disp-power/DisplayLowPower.h"
-
 namespace aidl {
 namespace google {
 namespace hardware {
@@ -43,9 +41,8 @@ constexpr char kPowerHalStateProp[] = "vendor.powerhal.state";
 constexpr char kPowerHalAudioProp[] = "vendor.powerhal.audio";
 constexpr char kPowerHalRenderingProp[] = "vendor.powerhal.rendering";
 
-Power::Power(std::shared_ptr<HintManager> hm, std::shared_ptr<DisplayLowPower> dlpw)
+Power::Power(std::shared_ptr<HintManager> hm)
     : mHintManager(hm),
-      mDisplayLowPower(dlpw),
       mInteractionHandler(nullptr),
       mVRModeOn(false),
       mSustainedPerfModeOn(false) {
@@ -91,12 +88,6 @@ ndk::ScopedAStatus Power::setMode(Mode type, bool enabled) {
     ATRACE_INT(toString(type).c_str(), enabled);
     switch (type) {
         case Mode::LOW_POWER:
-            mDisplayLowPower->SetDisplayLowPower(enabled);
-            if (enabled) {
-                mHintManager->DoHint(toString(type));
-            } else {
-                mHintManager->EndHint(toString(type));
-            }
             break;
         case Mode::SUSTAINED_PERFORMANCE:
             if (enabled && !mSustainedPerfModeOn) {

power-libperfmgr/aidl/Power.h

@@ -23,7 +23,6 @@
 #include <aidl/android/hardware/power/BnPower.h>
 #include <perfmgr/HintManager.h>
 
-#include "disp-power/DisplayLowPower.h"
 #include "disp-power/InteractionHandler.h"
 
 namespace aidl {
@@ -40,7 +39,7 @@ using ::android::perfmgr::HintManager;
 
 class Power : public ::aidl::android::hardware::power::BnPower {
   public:
-    Power(std::shared_ptr<HintManager> hm, std::shared_ptr<DisplayLowPower> dlpw);
+    Power(std::shared_ptr<HintManager> hm);
     ndk::ScopedAStatus setMode(Mode type, bool enabled) override;
     ndk::ScopedAStatus isModeSupported(Mode type, bool *_aidl_return) override;
     ndk::ScopedAStatus setBoost(Boost type, int32_t durationMs) override;
@@ -49,7 +48,6 @@ class Power : public ::aidl::android::hardware::power::BnPower {
 
   private:
     std::shared_ptr<HintManager> mHintManager;
-    std::shared_ptr<DisplayLowPower> mDisplayLowPower;
     std::unique_ptr<InteractionHandler> mInteractionHandler;
     std::atomic<bool> mVRModeOn;
     std::atomic<bool> mSustainedPerfModeOn;

power-libperfmgr/aidl/PowerExt.h

@@ -23,8 +23,6 @@
 #include <aidl/google/hardware/power/extension/pixel/BnPowerExt.h>
 #include <perfmgr/HintManager.h>
 
-#include "disp-power/DisplayLowPower.h"
-
 namespace aidl {
 namespace google {
 namespace hardware {
@@ -36,8 +34,8 @@ using ::android::perfmgr::HintManager;
 
 class PowerExt : public ::aidl::google::hardware::power::extension::pixel::BnPowerExt {
   public:
-    PowerExt(std::shared_ptr<HintManager> hm, std::shared_ptr<DisplayLowPower> dlpw)
-        : mHintManager(hm), mDisplayLowPower(dlpw) {}
+    PowerExt(std::shared_ptr<HintManager> hm)
+        : mHintManager(hm) {}
     ndk::ScopedAStatus setMode(const std::string &mode, bool enabled) override;
     ndk::ScopedAStatus isModeSupported(const std::string &mode, bool *_aidl_return) override;
     ndk::ScopedAStatus setBoost(const std::string &boost, int32_t durationMs) override;
@@ -45,7 +43,6 @@ class PowerExt : public ::aidl::google::hardware::power::extension::pixel::BnPow
 
   private:
     std::shared_ptr<HintManager> mHintManager;
-    std::shared_ptr<DisplayLowPower> mDisplayLowPower;
 };
 
 }  // namespace pixel

power-libperfmgr/aidl/service.cpp

@@ -25,7 +25,6 @@
 
 #include "Power.h"
 #include "PowerExt.h"
-#include "disp-power/DisplayLowPower.h"
 
 using aidl::google::hardware::power::impl::pixel::Power;
 using aidl::google::hardware::power::impl::pixel::PowerExt;
@@ -43,17 +42,15 @@ int main() {
         LOG(FATAL) << "Invalid config: " << kPowerHalConfigPath;
     }
 
-    std::shared_ptr<DisplayLowPower> dlpw = std::make_shared<DisplayLowPower>();
-
     // single thread
     ABinderProcess_setThreadPoolMaxThreadCount(0);
 
     // core service
-    std::shared_ptr<Power> pw = ndk::SharedRefBase::make<Power>(hm, dlpw);
+    std::shared_ptr<Power> pw = ndk::SharedRefBase::make<Power>(hm);
     ndk::SpAIBinder pwBinder = pw->asBinder();
 
     // extension service
-    std::shared_ptr<PowerExt> pwExt = ndk::SharedRefBase::make<PowerExt>(hm, dlpw);
+    std::shared_ptr<PowerExt> pwExt = ndk::SharedRefBase::make<PowerExt>(hm);
 
     // attach the extension to the same binder we will be registering
     CHECK(STATUS_OK == AIBinder_setExtension(pwBinder.get(), pwExt->asBinder().get()));
@@ -66,7 +63,6 @@ int main() {
     std::thread initThread([&]() {
         ::android::base::WaitForProperty(kPowerHalInitProp, "1");
         hm->Start();
-        dlpw->Init();
     });
     initThread.detach();
 

power-libperfmgr/disp-power/DisplayLowPower.cpp

@@ -1,73 +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 "android.hardware.power@-service.pixel-libperfmgr"
-
-#include <errno.h>
-#include <unistd.h>
-
-#include <cutils/sockets.h>
-#include <log/log.h>
-
-#include "DisplayLowPower.h"
-
-DisplayLowPower::DisplayLowPower() : mFossStatus(false) {}
-
-void DisplayLowPower::Init() {
-    ConnectPpsDaemon();
-}
-
-void DisplayLowPower::SetDisplayLowPower(bool enable) {
-    SetFoss(enable);
-}
-
-void DisplayLowPower::ConnectPpsDaemon() {
-    constexpr const char kPpsDaemon[] = "pps";
-
-    mPpsSocket.reset(
-            socket_local_client(kPpsDaemon, ANDROID_SOCKET_NAMESPACE_RESERVED, SOCK_STREAM));
-    if (mPpsSocket.get() < 0) {
-        ALOGW("Connecting to PPS daemon failed (%s)", strerror(errno));
-    }
-}
-
-int DisplayLowPower::SendPpsCommand(const std::string_view cmd) {
-    if (TEMP_FAILURE_RETRY(write(mPpsSocket.get(), cmd.data(), cmd.size())) < 0) {
-        ALOGE("Failed to send pps command '%s' over socket (%s)", cmd.data(), strerror(errno));
-        return -1;
-    }
-
-    return 0;
-}
-
-void DisplayLowPower::SetFoss(bool enable) {
-    if (mPpsSocket.get() < 0 || mFossStatus == enable) {
-        return;
-    }
-
-    ALOGI("%s foss", (enable) ? "Enable" : "Disable");
-
-    std::string_view foss_cmd;
-    if (enable) {
-        foss_cmd = "foss:on";
-    } else {
-        foss_cmd = "foss:off";
-    }
-
-    if (!SendPpsCommand(foss_cmd)) {
-        mFossStatus = enable;
-    }
-}

power-libperfmgr/disp-power/DisplayLowPower.h

@@ -1,37 +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.
- */
-
-#pragma once
-
-#include <android-base/unique_fd.h>
-
-#include <string_view>
-
-class DisplayLowPower {
-  public:
-    DisplayLowPower();
-    ~DisplayLowPower() {}
-    void Init();
-    void SetDisplayLowPower(bool enable);
-
-  private:
-    void ConnectPpsDaemon();
-    int SendPpsCommand(const std::string_view cmd);
-    void SetFoss(bool enable);
-
-    android::base::unique_fd mPpsSocket;
-    bool mFossStatus;
-};