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Commit 8d0bb7a1 authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "AudioFlinger: fix getMicrophones implementation" am: 22f0faf9 

Change-Id: I5a8df9dfd6c62846ca6bd2fc9f568dc7e2534bd8
parents b406cc33 22f0faf9

services/audioflinger/AudioFlinger.cpp

+104 −54
Original line number Diff line number Diff line
@@ -402,6 +402,7 @@ void AudioFlinger::onExternalVibrationStop(const sp<os::ExternalVibration>& exte 


status_t AudioFlinger::addEffectToHal(audio_port_handle_t deviceId,

        audio_module_handle_t hwModuleId, sp<EffectHalInterface> effect) {

    AutoMutex lock(mHardwareLock);

    AudioHwDevice *audioHwDevice = mAudioHwDevs.valueFor(hwModuleId);

    if (audioHwDevice == nullptr) {

        return NO_INIT;
@@ -411,6 +412,7 @@ status_t AudioFlinger::addEffectToHal(audio_port_handle_t deviceId, 


status_t AudioFlinger::removeEffectFromHal(audio_port_handle_t deviceId,

        audio_module_handle_t hwModuleId, sp<EffectHalInterface> effect) {

    AutoMutex lock(mHardwareLock);

    AudioHwDevice *audioHwDevice = mAudioHwDevs.valueFor(hwModuleId);

    if (audioHwDevice == nullptr) {

        return NO_INIT;
@@ -430,6 +432,7 @@ AudioHwDevice* AudioFlinger::findSuitableHwDev_l( 
{

    // if module is 0, the request comes from an old policy manager and we should load

    // well known modules

    AutoMutex lock(mHardwareLock);

    if (module == 0) {

        ALOGW("findSuitableHwDev_l() loading well know audio hw modules");

        for (size_t i = 0; i < arraysize(audio_interfaces); i++) {
@@ -1069,8 +1072,9 @@ status_t AudioFlinger::setMasterVolume(float value) 
    mMasterVolume = value;



    // Set master volume in the HALs which support it.

    for (size_t i = 0; i < mAudioHwDevs.size(); i++) {

    {

        AutoMutex lock(mHardwareLock);

        for (size_t i = 0; i < mAudioHwDevs.size(); i++) {

            AudioHwDevice *dev = mAudioHwDevs.valueAt(i);



            mHardwareStatus = AUDIO_HW_SET_MASTER_VOLUME;
@@ -1079,7 +1083,7 @@ status_t AudioFlinger::setMasterVolume(float value) 
            }

            mHardwareStatus = AUDIO_HW_IDLE;

        }



    }

    // Now set the master volume in each playback thread.  Playback threads

    // assigned to HALs which do not have master volume support will apply

    // master volume during the mix operation.  Threads with HALs which do
@@ -1146,6 +1150,9 @@ status_t AudioFlinger::setMode(audio_mode_t mode) 


    { // scope for the lock

        AutoMutex lock(mHardwareLock);

        if (mPrimaryHardwareDev == nullptr) {

            return INVALID_OPERATION;

        }

        sp<DeviceHalInterface> dev = mPrimaryHardwareDev->hwDevice();

        mHardwareStatus = AUDIO_HW_SET_MODE;

        ret = dev->setMode(mode);
@@ -1175,6 +1182,9 @@ status_t AudioFlinger::setMicMute(bool state) 
    }



    AutoMutex lock(mHardwareLock);

    if (mPrimaryHardwareDev == nullptr) {

        return INVALID_OPERATION;

    }

    sp<DeviceHalInterface> primaryDev = mPrimaryHardwareDev->hwDevice();

    if (primaryDev == nullptr) {

        ALOGW("%s: no primary HAL device", __func__);
@@ -1200,6 +1210,9 @@ bool AudioFlinger::getMicMute() const 
        return false;

    }

    AutoMutex lock(mHardwareLock);

    if (mPrimaryHardwareDev == nullptr) {

        return false;

    }

    sp<DeviceHalInterface> primaryDev = mPrimaryHardwareDev->hwDevice();

    if (primaryDev == nullptr) {

        ALOGW("%s: no primary HAL device", __func__);
@@ -1242,8 +1255,9 @@ status_t AudioFlinger::setMasterMute(bool muted) 
    mMasterMute = muted;



    // Set master mute in the HALs which support it.

    for (size_t i = 0; i < mAudioHwDevs.size(); i++) {

    {

        AutoMutex lock(mHardwareLock);

        for (size_t i = 0; i < mAudioHwDevs.size(); i++) {

            AudioHwDevice *dev = mAudioHwDevs.valueAt(i);



            mHardwareStatus = AUDIO_HW_SET_MASTER_MUTE;
@@ -1252,6 +1266,7 @@ status_t AudioFlinger::setMasterMute(bool muted) 
            }

            mHardwareStatus = AUDIO_HW_IDLE;

        }

    }



    // Now set the master mute in each playback thread.  Playback threads

    // assigned to HALs which do not have master mute support will apply master
@@ -1581,16 +1596,13 @@ String8 AudioFlinger::getParameters(audio_io_handle_t ioHandle, const String8& k 
    if (ioHandle == AUDIO_IO_HANDLE_NONE) {

        String8 out_s8;



        AutoMutex lock(mHardwareLock);

        for (size_t i = 0; i < mAudioHwDevs.size(); i++) {

            String8 s;

            status_t result;

            {

            AutoMutex lock(mHardwareLock);

            mHardwareStatus = AUDIO_HW_GET_PARAMETER;

            sp<DeviceHalInterface> dev = mAudioHwDevs.valueAt(i)->hwDevice();

            result = dev->getParameters(keys, &s);

            status_t result = dev->getParameters(keys, &s);

            mHardwareStatus = AUDIO_HW_IDLE;

            }

            if (result == OK) out_s8 += s;

        }

        return out_s8;
@@ -1623,6 +1635,9 @@ size_t AudioFlinger::getInputBufferSize(uint32_t sampleRate, audio_format_t form 
    }



    AutoMutex lock(mHardwareLock);

    if (mPrimaryHardwareDev == nullptr) {

        return 0;

    }

    mHardwareStatus = AUDIO_HW_GET_INPUT_BUFFER_SIZE;

    audio_config_t config, proposed;

    memset(&proposed, 0, sizeof(proposed));
@@ -1684,6 +1699,9 @@ status_t AudioFlinger::setVoiceVolume(float value) 
    }



    AutoMutex lock(mHardwareLock);

    if (mPrimaryHardwareDev == nullptr) {

        return INVALID_OPERATION;

    }

    sp<DeviceHalInterface> dev = mPrimaryHardwareDev->hwDevice();

    mHardwareStatus = AUDIO_HW_SET_VOICE_VOLUME;

    ret = dev->setVoiceVolume(value);
@@ -2088,10 +2106,11 @@ audio_module_handle_t AudioFlinger::loadHwModule(const char *name) 
        return AUDIO_MODULE_HANDLE_NONE;

    }

    Mutex::Autolock _l(mLock);

    AutoMutex lock(mHardwareLock);

    return loadHwModule_l(name);

}



// loadHwModule_l() must be called with AudioFlinger::mLock held

// loadHwModule_l() must be called with AudioFlinger::mLock and AudioFlinger::mHardwareLock held

audio_module_handle_t AudioFlinger::loadHwModule_l(const char *name)

{

    for (size_t i = 0; i < mAudioHwDevs.size(); i++) {
@@ -2123,9 +2142,6 @@ audio_module_handle_t AudioFlinger::loadHwModule_l(const char *name) 
    // master mute and volume settings.



    AudioHwDevice::Flags flags = static_cast<AudioHwDevice::Flags>(0);

    {  // scope for auto-lock pattern

        AutoMutex lock(mHardwareLock);



    if (0 == mAudioHwDevs.size()) {

        mHardwareStatus = AUDIO_HW_GET_MASTER_VOLUME;

        float mv;
@@ -2153,14 +2169,22 @@ audio_module_handle_t AudioFlinger::loadHwModule_l(const char *name) 
    }



    mHardwareStatus = AUDIO_HW_IDLE;

    }



    if (strcmp(name, AUDIO_HARDWARE_MODULE_ID_MSD) == 0) {

        // An MSD module is inserted before hardware modules in order to mix encoded streams.

        flags = static_cast<AudioHwDevice::Flags>(flags | AudioHwDevice::AHWD_IS_INSERT);

    }



    audio_module_handle_t handle = (audio_module_handle_t) nextUniqueId(AUDIO_UNIQUE_ID_USE_MODULE);

    mAudioHwDevs.add(handle, new AudioHwDevice(handle, name, dev, flags));

    AudioHwDevice *audioDevice = new AudioHwDevice(handle, name, dev, flags);

    if (strcmp(name, AUDIO_HARDWARE_MODULE_ID_PRIMARY) == 0) {

        mPrimaryHardwareDev = audioDevice;

        mHardwareStatus = AUDIO_HW_SET_MODE;

        mPrimaryHardwareDev->hwDevice()->setMode(mMode);

        mHardwareStatus = AUDIO_HW_IDLE;

    }



    mAudioHwDevs.add(handle, audioDevice);



    ALOGI("loadHwModule() Loaded %s audio interface, handle %d", name, handle);
@@ -2246,6 +2270,7 @@ status_t AudioFlinger::setAudioPortConfig(const struct audio_port_config *config 
    }



    Mutex::Autolock _l(mLock);

    AutoMutex lock(mHardwareLock);

    ssize_t index = mAudioHwDevs.indexOfKey(module);

    if (index < 0) {

        ALOGW("%s() bad hw module %d", __func__, module);
@@ -2267,8 +2292,15 @@ audio_hw_sync_t AudioFlinger::getAudioHwSyncForSession(audio_session_t sessionId 
        return mHwAvSyncIds.valueAt(index);

    }



    sp<DeviceHalInterface> dev = mPrimaryHardwareDev->hwDevice();

    if (dev == NULL) {

    sp<DeviceHalInterface> dev;

    {

        AutoMutex lock(mHardwareLock);

        if (mPrimaryHardwareDev == nullptr) {

            return AUDIO_HW_SYNC_INVALID;

        }

        dev = mPrimaryHardwareDev->hwDevice();

    }

    if (dev == nullptr) {

        return AUDIO_HW_SYNC_INVALID;

    }

    String8 reply;
@@ -2336,8 +2368,21 @@ status_t AudioFlinger::systemReady() 
status_t AudioFlinger::getMicrophones(std::vector<media::MicrophoneInfo> *microphones)

{

    AutoMutex lock(mHardwareLock);

    sp<DeviceHalInterface> dev = mPrimaryHardwareDev->hwDevice();

    status_t status = dev->getMicrophones(microphones);

    status_t status = INVALID_OPERATION;



    for (size_t i = 0; i < mAudioHwDevs.size(); i++) {

        std::vector<media::MicrophoneInfo> mics;

        AudioHwDevice *dev = mAudioHwDevs.valueAt(i);

        mHardwareStatus = AUDIO_HW_GET_MICROPHONES;

        status_t devStatus = dev->hwDevice()->getMicrophones(&mics);

        mHardwareStatus = AUDIO_HW_IDLE;

        if (devStatus == NO_ERROR) {

            microphones->insert(microphones->begin(), mics.begin(), mics.end());

            // report success if at least one HW module supports the function.

            status = NO_ERROR;

        }

    }



    return status;

}
@@ -2484,12 +2529,13 @@ status_t AudioFlinger::openOutput(audio_module_handle_t module, 
            // notify client processes of the new output creation

            playbackThread->ioConfigChanged(AUDIO_OUTPUT_OPENED);



            // the first primary output opened designates the primary hw device

            if ((mPrimaryHardwareDev == NULL) && (flags & AUDIO_OUTPUT_FLAG_PRIMARY)) {

            // the first primary output opened designates the primary hw device if no HW module

            // named "primary" was already loaded.

            AutoMutex lock(mHardwareLock);

            if ((mPrimaryHardwareDev == nullptr) && (flags & AUDIO_OUTPUT_FLAG_PRIMARY)) {

                ALOGI("Using module %d as the primary audio interface", module);

                mPrimaryHardwareDev = playbackThread->getOutput()->audioHwDev;



                AutoMutex lock(mHardwareLock);

                mHardwareStatus = AUDIO_HW_SET_MODE;

                mPrimaryHardwareDev->hwDevice()->setMode(mMode);

                mHardwareStatus = AUDIO_HW_IDLE;
@@ -3157,6 +3203,10 @@ audio_unique_id_t AudioFlinger::nextUniqueId(audio_unique_id_use_t use) 


AudioFlinger::PlaybackThread *AudioFlinger::primaryPlaybackThread_l() const

{

    AutoMutex lock(mHardwareLock);

    if (mPrimaryHardwareDev == nullptr) {

        return nullptr;

    }

    for (size_t i = 0; i < mPlaybackThreads.size(); i++) {

        PlaybackThread *thread = mPlaybackThreads.valueAt(i).get();

        if(thread->isDuplicating()) {
@@ -3167,7 +3217,7 @@ AudioFlinger::PlaybackThread *AudioFlinger::primaryPlaybackThread_l() const 
            return thread;

        }

    }

    return NULL;

    return nullptr;

}



DeviceTypeSet AudioFlinger::primaryOutputDevice_l() const

services/audioflinger/AudioFlinger.h

+4 −2
Original line number Diff line number Diff line
@@ -823,10 +823,11 @@ using effect_buffer_t = int16_t; 
                // NOTE: If both mLock and mHardwareLock mutexes must be held,

                // always take mLock before mHardwareLock



                // These two fields are immutable after onFirstRef(), so no lock needed to access

                AudioHwDevice*                      mPrimaryHardwareDev; // mAudioHwDevs[0] or NULL

                // guarded by mHardwareLock

                AudioHwDevice* mPrimaryHardwareDev;

                DefaultKeyedVector<audio_module_handle_t, AudioHwDevice*>  mAudioHwDevs;



                // These two fields are immutable after onFirstRef(), so no lock needed to access

                sp<DevicesFactoryHalInterface> mDevicesFactoryHal;

                sp<DevicesFactoryHalCallback> mDevicesFactoryHalCallback;
@@ -853,6 +854,7 @@ using effect_buffer_t = int16_t; 
        AUDIO_HW_GET_PARAMETER,         // get_parameters

        AUDIO_HW_SET_MASTER_MUTE,       // set_master_mute

        AUDIO_HW_GET_MASTER_MUTE,       // get_master_mute

        AUDIO_HW_GET_MICROPHONES,       // getMicrophones

    };



    mutable     hardware_call_state                 mHardwareStatus;    // for dump only