53   if (mAudioApi != nullptr) {  in ~PlatformAudio()
56     mAudioApi->close();  in ~PlatformAudio()
63   mAudioApi = chrePalAudioGetApi(CHRE_PAL_AUDIO_API_CURRENT_VERSION);  in init()
64   if (mAudioApi != nullptr) {  in init()
65     if (!mAudioApi->open(&gChrePalSystemApi, &sAudioCallbacks)) {  in init()
67       mAudioApi = nullptr;  in init()
69       LOGD("Opened audio PAL version 0x%08" PRIx32, mAudioApi->moduleVersion);  in init()
111   if (mAudioApi != nullptr) {  in requestAudioDataEvent()
113     success = mAudioApi->requestAudioDataEvent(handle, numSamples,  in requestAudioDataEvent()
121   if (mAudioApi != nullptr) {  in cancelAudioDataEventRequest()
123     mAudioApi->cancelAudioDataEvent(handle);  in cancelAudioDataEventRequest()
128   if (mAudioApi != nullptr) {  in releaseAudioDataEvent()
130     mAudioApi->releaseAudioDataEvent(event);  in releaseAudioDataEvent()
136   if (mAudioApi != nullptr) {  in getSourceCount()
138     sourceCount = mAudioApi->getSourceCount();  in getSourceCount()
147   if (mAudioApi != nullptr) {  in getAudioSource()
149     success = mAudioApi->getAudioSource(handle, source);  in getAudioSource()