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Commit 50ef307e authored by Android Build Coastguard Worker's avatar Android Build Coastguard Worker
Browse files

Snap for 9410359 from 41ccf7f5 to tm-qpr2-release 

Change-Id: I8dcad2087ba5eccd7b6d9a748f4b59d37f4bf374
parents 10028c39 41ccf7f5

media/utils/SchedulingPolicyService.cpp

+22 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ 
//#define LOG_NDEBUG 0



#include <binder/IServiceManager.h>

#include <cutils/properties.h>

#include <utils/Mutex.h>

#include "ISchedulingPolicyService.h"

#include "mediautils/SchedulingPolicyService.h"
@@ -86,4 +87,25 @@ int requestCpusetBoost(bool enable, const sp<IBinder> &client) 
    return ret;

}



int requestSpatializerPriority(pid_t pid, pid_t tid) {

    if (pid == -1 || tid == -1) return BAD_VALUE;



    // update priority to RT if specified.

    constexpr int32_t kRTPriorityMin = 1;

    constexpr int32_t kRTPriorityMax = 3;

    const int32_t priorityBoost =

            property_get_int32("audio.spatializer.priority", kRTPriorityMin);

    if (priorityBoost >= kRTPriorityMin && priorityBoost <= kRTPriorityMax) {

        const status_t status = requestPriority(

                pid, tid, priorityBoost, false /* isForApp */, true /*asynchronous*/);

        if (status != OK) {

            ALOGW("%s: Cannot request spatializer priority boost %d, status:%d",

                    __func__, priorityBoost, status);

            return status < 0 ? status : UNKNOWN_ERROR;

        }

        return priorityBoost;

    }

    return 0;  // no boost requested

}



}   // namespace android

media/utils/include/mediautils/SchedulingPolicyService.h

+7 −1
Original line number Diff line number Diff line
@@ -23,7 +23,7 @@ namespace android { 


class IBinder;

// Request elevated priority for thread tid, whose thread group leader must be pid.

// The priority parameter is currently restricted to either 1 or 2.

// The priority parameter is currently restricted from 1 to 3.

// The asynchronous parameter should be 'true' to return immediately,

// after the request is enqueued but not necessarily executed.

// The default value 'false' means to return after request has been enqueued and executed.
@@ -37,6 +37,12 @@ int requestPriority(pid_t pid, pid_t tid, int32_t prio, bool isForApp, bool asyn 
// 'client' is ignored in this case.

int requestCpusetBoost(bool enable, const sp<IBinder> &client);



// Audio: Request Spatializer RT priority for thread tid, whose thread group leader must be pid.

// returns positive value if successful, the RT priority used

//         zero, if no RT priority selected

//         negative status code if RT priority unable to be set.

int requestSpatializerPriority(pid_t pid, pid_t tid);



}   // namespace android



#endif  // _ANDROID_SCHEDULING_POLICY_SERVICE_H

services/audioflinger/Threads.cpp

+7 −17
Original line number Diff line number Diff line
@@ -7332,23 +7332,13 @@ void AudioFlinger::SpatializerThread::onFirstRef() { 
        updateHalSupportedLatencyModes_l();

    }



    // update priority if specified.

    constexpr int32_t kRTPriorityMin = 1;

    constexpr int32_t kRTPriorityMax = 3;

    const int32_t priorityBoost =

            property_get_int32("audio.spatializer.priority", kRTPriorityMin);

    if (priorityBoost >= kRTPriorityMin && priorityBoost <= kRTPriorityMax) {

        const pid_t pid = getpid();

    const pid_t tid = getTid();



    if (tid == -1) {

        // Unusual: PlaybackThread::onFirstRef() should set the threadLoop running.

            ALOGW("%s: audio.spatializer.priority %d ignored, thread not running",

                    __func__, priorityBoost);

        ALOGW("%s: Cannot update Spatializer mixer thread priority, not running", __func__);

    } else {

            ALOGD("%s: audio.spatializer.priority %d, allowing real time for pid %d  tid %d",

                    __func__, priorityBoost, pid, tid);

            sendPrioConfigEvent_l(pid, tid, priorityBoost, false /*forApp*/);

        const int priorityBoost = requestSpatializerPriority(getpid(), tid);

        if (priorityBoost > 0) {

            stream()->setHalThreadPriority(priorityBoost);

        }

    }

services/audiopolicy/service/Spatializer.cpp

+10 −0
Original line number Diff line number Diff line
@@ -34,6 +34,7 @@ 
#include <media/stagefright/foundation/AMessage.h>

#include <media/MediaMetricsItem.h>

#include <media/ShmemCompat.h>

#include <mediautils/SchedulingPolicyService.h>

#include <mediautils/ServiceUtilities.h>

#include <utils/Thread.h>
@@ -111,6 +112,14 @@ public: 
    };



    void onMessageReceived(const sp<AMessage> &msg) override {

        // No ALooper method to get the tid so update

        // Spatializer priority on the first message received.

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

            const pid_t pid = getpid();

            const pid_t tid = gettid();

            (void)requestSpatializerPriority(pid, tid);

        });



        sp<Spatializer> spatializer = mSpatializer.promote();

        if (spatializer == nullptr) {

            ALOGW("%s: Cannot promote spatializer", __func__);
@@ -163,6 +172,7 @@ public: 
    }

private:

    wp<Spatializer> mSpatializer;

    std::once_flag mPrioritySetFlag;

};



const std::vector<const char *> Spatializer::sHeadPoseKeys = {