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Commit 9ce1be0f authored by Kalesh Singh's avatar Kalesh Singh
Browse files

PowerManagerService: Use AIDL Suspend HAL 

Use the aidl suspend hal for getting suspend blocker in power manager
service.

Bug: 170260236
Test: boot; Verify no failure to get suspend service in logs
Change-Id: I338804d98fea32bf5481a335a77484c1418e1b82
Merged-In: I338804d98fea32bf5481a335a77484c1418e1b82
parent f0307d11

services/core/jni/Android.bp

+1 −1
Original line number Diff line number Diff line
@@ -181,7 +181,7 @@ cc_defaults { 
        "android.frameworks.stats-V1-ndk_platform",

        "android.system.suspend.control-V1-cpp",

        "android.system.suspend.control.internal-cpp",

        "android.system.suspend@1.0",

        "android.system.suspend-V1-ndk",

        "service.incremental",

    ],

services/core/jni/com_android_server_power_PowerManagerService.cpp

+20 −16
Original line number Diff line number Diff line
@@ -18,11 +18,12 @@ 


//#define LOG_NDEBUG 0



#include <aidl/android/system/suspend/ISystemSuspend.h>

#include <aidl/android/system/suspend/IWakeLock.h>

#include <android/hardware/power/1.1/IPower.h>

#include <android/hardware/power/Boost.h>

#include <android/hardware/power/IPower.h>

#include <android/hardware/power/Mode.h>

#include <android/system/suspend/1.0/ISystemSuspend.h>

#include <android/system/suspend/ISuspendControlService.h>

#include <android/system/suspend/internal/ISuspendControlServiceInternal.h>

#include <nativehelper/JNIHelp.h>
@@ -34,6 +35,7 @@ 
#include <limits.h>



#include <android-base/chrono_utils.h>

#include <android/binder_manager.h>

#include <android_runtime/AndroidRuntime.h>

#include <android_runtime/Log.h>

#include <binder/IServiceManager.h>
@@ -41,20 +43,20 @@ 
#include <hardware/power.h>

#include <hardware_legacy/power.h>

#include <hidl/ServiceManagement.h>

#include <utils/Log.h>

#include <utils/String8.h>

#include <utils/Timers.h>

#include <utils/misc.h>

#include <utils/String8.h>

#include <utils/Log.h>



#include "com_android_server_power_PowerManagerService.h"



using aidl::android::system::suspend::ISystemSuspend;

using aidl::android::system::suspend::IWakeLock;

using aidl::android::system::suspend::WakeLockType;

using android::String8;

using android::hardware::power::Boost;

using android::hardware::power::Mode;

using android::system::suspend::ISuspendControlService;

using android::system::suspend::V1_0::ISystemSuspend;

using android::system::suspend::V1_0::IWakeLock;

using android::system::suspend::V1_0::WakeLockType;

using IPowerV1_1 = android::hardware::power::V1_1::IPower;

using IPowerV1_0 = android::hardware::power::V1_0::IPower;

using IPowerAidl = android::hardware::power::IPower;
@@ -133,20 +135,21 @@ void android_server_PowerManagerService_userActivity(nsecs_t eventTime, int32_t 
    }

}



static sp<ISystemSuspend> gSuspendHal = nullptr;

static std::shared_ptr<ISystemSuspend> gSuspendHal = nullptr;

static sp<ISuspendControlService> gSuspendControl = nullptr;

static sp<system::suspend::internal::ISuspendControlServiceInternal> gSuspendControlInternal =

        nullptr;

static sp<IWakeLock> gSuspendBlocker = nullptr;

static std::shared_ptr<IWakeLock> gSuspendBlocker = nullptr;

static std::mutex gSuspendMutex;



// Assume SystemSuspend HAL is always alive.

// TODO: Force device to restart if SystemSuspend HAL dies.

sp<ISystemSuspend> getSuspendHal() {

std::shared_ptr<ISystemSuspend> getSuspendHal() {

    static std::once_flag suspendHalFlag;

    std::call_once(suspendHalFlag, []() {

        ::android::hardware::details::waitForHwService(ISystemSuspend::descriptor, "default");

        gSuspendHal = ISystemSuspend::getService();

        const std::string suspendInstance = std::string() + ISystemSuspend::descriptor + "/default";

        gSuspendHal = ISystemSuspend::fromBinder(

                ndk::SpAIBinder(AServiceManager_waitForService(suspendInstance.c_str())));

        assert(gSuspendHal != nullptr);

    });

    return gSuspendHal;
@@ -184,7 +187,7 @@ void enableAutoSuspend() { 
        std::lock_guard<std::mutex> lock(gSuspendMutex);

        if (gSuspendBlocker) {

            gSuspendBlocker->release();

            gSuspendBlocker.clear();

            gSuspendBlocker = nullptr;

        }

    }

}
@@ -192,9 +195,10 @@ void enableAutoSuspend() { 
void disableAutoSuspend() {

    std::lock_guard<std::mutex> lock(gSuspendMutex);

    if (!gSuspendBlocker) {

        sp<ISystemSuspend> suspendHal = getSuspendHal();

        gSuspendBlocker = suspendHal->acquireWakeLock(WakeLockType::PARTIAL,

                "PowerManager.SuspendLockout");

        std::shared_ptr<ISystemSuspend> suspendHal = getSuspendHal();

        suspendHal->acquireWakeLock(WakeLockType::PARTIAL, "PowerManager.SuspendLockout",

                                    &gSuspendBlocker);

        assert(gSuspendBlocker != nullptr);

    }

}