Merge "Codec2: Add sys-prop to allow dmabuf heap usage to be forced"
diff --git a/METADATA b/METADATA
index d97975c..1fbda08 100644
--- a/METADATA
+++ b/METADATA
@@ -1,3 +1,7 @@
+# *** THIS PACKAGE HAS SPECIAL LICENSING CONDITIONS.  PLEASE
+#     CONSULT THE OWNERS AND opensource-licensing@google.com BEFORE
+#     DEPENDING ON IT IN YOUR PROJECT. ***
 third_party {
-  license_type: NOTICE
+  # would be NOTICE save for drm/mediadrm/plugins/clearkey/hidl/
+  license_type: BY_EXCEPTION_ONLY
 }
diff --git a/media/libeffects/preprocessing/tests/Android.bp b/media/libeffects/preprocessing/tests/Android.bp
index b439880..5e8255a 100644
--- a/media/libeffects/preprocessing/tests/Android.bp
+++ b/media/libeffects/preprocessing/tests/Android.bp
@@ -19,3 +19,14 @@
         "libhardware_headers",
     ],
 }
+
+cc_test {
+    name: "correlation",
+    host_supported: true,
+    srcs: ["correlation.cpp"],
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wextra",
+    ],
+}
diff --git a/media/libeffects/preprocessing/tests/correlation.cpp b/media/libeffects/preprocessing/tests/correlation.cpp
new file mode 100644
index 0000000..b13dcc7
--- /dev/null
+++ b/media/libeffects/preprocessing/tests/correlation.cpp
@@ -0,0 +1,166 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+
+#include <iostream>
+#include <vector>
+
+constexpr int kMinLoopLimitValue = 1;
+constexpr int kNumPeaks = 3;
+
+/*!
+  \brief           Compute the length normalized correlation of two signals
+
+  \sigX            Pointer to signal 1
+  \sigY            Pointer to signal 2
+  \len             Length of signals
+  \enableCrossCorr Flag to be set to 1 if cross-correlation is needed
+
+  \return          First value is vector of correlation peak indices
+                   Second value is vector of correlation peak values
+*/
+
+static std::pair<std::vector<int>, std::vector<float>> correlation(const int16_t* sigX,
+                                                                   const int16_t* sigY, int len,
+                                                                   int16_t enableCrossCorr) {
+    float maxCorrVal = 0.f, prevCorrVal = 0.f;
+    int delay = 0, peakIndex = 0, flag = 0;
+    int loopLim = (1 == enableCrossCorr) ? len : kMinLoopLimitValue;
+    std::vector<int> peakIndexVect(kNumPeaks, 0);
+    std::vector<float> peakValueVect(kNumPeaks, 0.f);
+    for (int i = 0; i < loopLim; i++) {
+        float corrVal = 0.f;
+        for (int j = i; j < len; j++) {
+            corrVal += (float)(sigX[j] * sigY[j - i]);
+        }
+        corrVal /= len - i;
+        if (corrVal > maxCorrVal) {
+            delay = i;
+            maxCorrVal = corrVal;
+        }
+        // Correlation peaks are expected to be observed at equal intervals. The interval length is
+        // expected to match with wave period.
+        // The following block of code saves the first kNumPeaks number of peaks and the index at
+        // which they occur.
+        if (peakIndex < kNumPeaks) {
+            if (corrVal > prevCorrVal) {
+                peakIndexVect[peakIndex] = i;
+                peakValueVect[peakIndex] = corrVal;
+                flag = 0;
+            } else if (0 == flag) {
+                peakIndex++;
+                flag = 1;
+            }
+        }
+        if (peakIndex == kNumPeaks) break;
+        prevCorrVal = corrVal;
+    }
+    return {peakIndexVect, peakValueVect};
+}
+
+void printUsage() {
+    printf("\nUsage: ");
+    printf("\n     correlation <firstFile> <secondFile> [enableCrossCorr]\n");
+    printf("\nwhere, \n     <firstFile>       is the first file name");
+    printf("\n     <secondFile>      is the second file name");
+    printf("\n     [enableCrossCorr] is flag to set for cross-correlation (Default 1)\n\n");
+}
+
+int main(int argc, const char* argv[]) {
+    if (argc < 3) {
+        printUsage();
+        return EXIT_FAILURE;
+    }
+
+    std::unique_ptr<FILE, decltype(&fclose)> fInput1(fopen(argv[1], "rb"), &fclose);
+    if (fInput1.get() == NULL) {
+        printf("\nError: missing file %s\n", argv[1]);
+        return EXIT_FAILURE;
+    }
+    std::unique_ptr<FILE, decltype(&fclose)> fInput2(fopen(argv[2], "rb"), &fclose);
+    if (fInput2.get() == NULL) {
+        printf("\nError: missing file %s\n", argv[2]);
+        return EXIT_FAILURE;
+    }
+    int16_t enableCrossCorr = (4 == argc) ? atoi(argv[3]) : 1;
+
+    fseek(fInput1.get(), 0L, SEEK_END);
+    unsigned int fileSize1 = ftell(fInput1.get());
+    rewind(fInput1.get());
+    fseek(fInput2.get(), 0L, SEEK_END);
+    unsigned int fileSize2 = ftell(fInput2.get());
+    rewind(fInput2.get());
+    if (fileSize1 != fileSize2) {
+        printf("\nError: File sizes different\n");
+        return EXIT_FAILURE;
+    }
+
+    int numFrames = fileSize1 / sizeof(int16_t);
+    std::unique_ptr<int16_t[]> inBuffer1(new int16_t[numFrames]());
+    std::unique_ptr<int16_t[]> inBuffer2(new int16_t[numFrames]());
+
+    fread(inBuffer1.get(), sizeof(int16_t), numFrames, fInput1.get());
+    fread(inBuffer2.get(), sizeof(int16_t), numFrames, fInput2.get());
+
+    auto pairAutoCorr1 = correlation(inBuffer1.get(), inBuffer1.get(), numFrames, enableCrossCorr);
+    auto pairAutoCorr2 = correlation(inBuffer2.get(), inBuffer2.get(), numFrames, enableCrossCorr);
+
+    // Following code block checks pitch period difference between two input signals. They must
+    // match as AGC applies only gain, no frequency related computation is done.
+    bool pitchMatch = false;
+    for (unsigned i = 0; i < pairAutoCorr1.first.size() - 1; i++) {
+        if (pairAutoCorr1.first[i + 1] - pairAutoCorr1.first[i] !=
+            pairAutoCorr2.first[i + 1] - pairAutoCorr2.first[i]) {
+            pitchMatch = false;
+            break;
+        }
+        pitchMatch = true;
+    }
+    if (pitchMatch) {
+        printf("Auto-correlation  : Pitch matched\n");
+    } else {
+        printf("Auto-correlation  : Pitch mismatch\n");
+        return EXIT_FAILURE;
+    }
+
+    if (enableCrossCorr) {
+        auto pairCrossCorr =
+                correlation(inBuffer1.get(), inBuffer2.get(), numFrames, enableCrossCorr);
+
+        // Since AGC applies only gain, the pitch information obtained from cross correlation data
+        // of input and output is expected to be same as the input signal's pitch information.
+        pitchMatch = false;
+        for (unsigned i = 0; i < pairCrossCorr.first.size() - 1; i++) {
+            if (pairAutoCorr1.first[i + 1] - pairAutoCorr1.first[i] !=
+                pairCrossCorr.first[i + 1] - pairCrossCorr.first[i]) {
+                pitchMatch = false;
+                break;
+            }
+            pitchMatch = true;
+        }
+        if (pitchMatch) {
+            printf("Cross-correlation : Pitch matched for AGC\n");
+            if (pairAutoCorr1.second[0]) {
+                printf("Expected gain     : (maxCrossCorr / maxAutoCorr1) = %f\n",
+                       pairCrossCorr.second[0] / pairAutoCorr1.second[0]);
+            }
+        } else {
+            printf("Cross-correlation : Pitch mismatch\n");
+            return EXIT_FAILURE;
+        }
+    }
+
+    return EXIT_SUCCESS;
+}
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 8fe18de..4ac46b7 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -1462,6 +1462,20 @@
     }
 }
 
+// Update downstream patches for all playback threads attached to an MSD module
+void AudioFlinger::updateDownStreamPatches_l(const struct audio_patch *patch,
+                                             const std::set<audio_io_handle_t> streams)
+{
+    for (const audio_io_handle_t stream : streams) {
+        PlaybackThread *playbackThread = checkPlaybackThread_l(stream);
+        if (playbackThread == nullptr || !playbackThread->isMsdDevice()) {
+            continue;
+        }
+        playbackThread->setDownStreamPatch(patch);
+        playbackThread->sendIoConfigEvent(AUDIO_OUTPUT_CONFIG_CHANGED);
+    }
+}
+
 // Filter reserved keys from setParameters() before forwarding to audio HAL or acting upon.
 // Some keys are used for audio routing and audio path configuration and should be reserved for use
 // by audio policy and audio flinger for functional, privacy and security reasons.
@@ -2534,7 +2548,11 @@
                       *output, thread.get());
             }
             mPlaybackThreads.add(*output, thread);
-            mPatchPanel.notifyStreamOpened(outHwDev, *output);
+            struct audio_patch patch;
+            mPatchPanel.notifyStreamOpened(outHwDev, *output, &patch);
+            if (thread->isMsdDevice()) {
+                thread->setDownStreamPatch(&patch);
+            }
             return thread;
         }
     }
diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index c47afd5..6d2afaa 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -320,6 +320,9 @@
     status_t removeEffectFromHal(audio_port_handle_t deviceId,
             audio_module_handle_t hwModuleId, sp<EffectHalInterface> effect);
 
+    void updateDownStreamPatches_l(const struct audio_patch *patch,
+                                   const std::set<audio_io_handle_t> streams);
+
 private:
     // FIXME The 400 is temporarily too high until a leak of writers in media.log is fixed.
     static const size_t kLogMemorySize = 400 * 1024;
diff --git a/services/audioflinger/PatchPanel.cpp b/services/audioflinger/PatchPanel.cpp
index b58fd8b..37aa13e 100644
--- a/services/audioflinger/PatchPanel.cpp
+++ b/services/audioflinger/PatchPanel.cpp
@@ -413,10 +413,10 @@
         *handle = (audio_patch_handle_t) mAudioFlinger.nextUniqueId(AUDIO_UNIQUE_ID_USE_PATCH);
         newPatch.mHalHandle = halHandle;
         mAudioFlinger.mDeviceEffectManager.createAudioPatch(*handle, newPatch);
-        mPatches.insert(std::make_pair(*handle, std::move(newPatch)));
         if (insertedModule != AUDIO_MODULE_HANDLE_NONE) {
-            addSoftwarePatchToInsertedModules(insertedModule, *handle);
+            addSoftwarePatchToInsertedModules(insertedModule, *handle, &newPatch.mAudioPatch);
         }
+        mPatches.insert(std::make_pair(*handle, std::move(newPatch)));
     } else {
         newPatch.clearConnections(this);
     }
@@ -781,10 +781,20 @@
 }
 
 void AudioFlinger::PatchPanel::notifyStreamOpened(
-        AudioHwDevice *audioHwDevice, audio_io_handle_t stream)
+        AudioHwDevice *audioHwDevice, audio_io_handle_t stream, struct audio_patch *patch)
 {
     if (audioHwDevice->isInsert()) {
         mInsertedModules[audioHwDevice->handle()].streams.insert(stream);
+        if (patch != nullptr) {
+            std::vector <SoftwarePatch> swPatches;
+            getDownstreamSoftwarePatches(stream, &swPatches);
+            if (swPatches.size() > 0) {
+                auto iter = mPatches.find(swPatches[0].getPatchHandle());
+                if (iter != mPatches.end()) {
+                    *patch = iter->second.mAudioPatch;
+                }
+            }
+        }
     }
 }
 
@@ -813,9 +823,13 @@
 }
 
 void AudioFlinger::PatchPanel::addSoftwarePatchToInsertedModules(
-        audio_module_handle_t module, audio_patch_handle_t handle)
+        audio_module_handle_t module, audio_patch_handle_t handle,
+        const struct audio_patch *patch)
 {
     mInsertedModules[module].sw_patches.insert(handle);
+    if (!mInsertedModules[module].streams.empty()) {
+        mAudioFlinger.updateDownStreamPatches_l(patch, mInsertedModules[module].streams);
+    }
 }
 
 void AudioFlinger::PatchPanel::removeSoftwarePatchFromInsertedModules(
diff --git a/services/audioflinger/PatchPanel.h b/services/audioflinger/PatchPanel.h
index 89d4eb1..ea38559 100644
--- a/services/audioflinger/PatchPanel.h
+++ b/services/audioflinger/PatchPanel.h
@@ -71,7 +71,8 @@
             std::vector<SoftwarePatch> *patches) const;
 
     // Notifies patch panel about all opened and closed streams.
-    void notifyStreamOpened(AudioHwDevice *audioHwDevice, audio_io_handle_t stream);
+    void notifyStreamOpened(AudioHwDevice *audioHwDevice, audio_io_handle_t stream,
+                            struct audio_patch *patch);
     void notifyStreamClosed(audio_io_handle_t stream);
 
     void dump(int fd) const;
@@ -226,7 +227,8 @@
     AudioHwDevice* findAudioHwDeviceByModule(audio_module_handle_t module);
     sp<DeviceHalInterface> findHwDeviceByModule(audio_module_handle_t module);
     void addSoftwarePatchToInsertedModules(
-            audio_module_handle_t module, audio_patch_handle_t handle);
+            audio_module_handle_t module, audio_patch_handle_t handle,
+            const struct audio_patch *patch);
     void removeSoftwarePatchFromInsertedModules(audio_patch_handle_t handle);
     void erasePatch(audio_patch_handle_t handle);
 
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 6b37fd0..927d87e 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -1864,7 +1864,8 @@
         // index 0 is reserved for normal mixer's submix
         mFastTrackAvailMask(((1 << FastMixerState::sMaxFastTracks) - 1) & ~1),
         mHwSupportsPause(false), mHwPaused(false), mFlushPending(false),
-        mLeftVolFloat(-1.0), mRightVolFloat(-1.0)
+        mLeftVolFloat(-1.0), mRightVolFloat(-1.0),
+        mDownStreamPatch{}
 {
     snprintf(mThreadName, kThreadNameLength, "AudioOut_%X", id);
     mNBLogWriter = audioFlinger->newWriter_l(kLogSize, mThreadName);
@@ -2632,12 +2633,16 @@
     ALOGV("PlaybackThread::ioConfigChanged, thread %p, event %d", this, event);
 
     desc->mIoHandle = mId;
+    struct audio_patch patch = mPatch;
+    if (isMsdDevice()) {
+        patch = mDownStreamPatch;
+    }
 
     switch (event) {
     case AUDIO_OUTPUT_OPENED:
     case AUDIO_OUTPUT_REGISTERED:
     case AUDIO_OUTPUT_CONFIG_CHANGED:
-        desc->mPatch = mPatch;
+        desc->mPatch = patch;
         desc->mChannelMask = mChannelMask;
         desc->mSamplingRate = mSampleRate;
         desc->mFormat = mFormat;
@@ -2647,7 +2652,7 @@
         desc->mLatency = latency_l();
         break;
     case AUDIO_CLIENT_STARTED:
-        desc->mPatch = mPatch;
+        desc->mPatch = patch;
         desc->mPortId = portId;
         break;
     case AUDIO_OUTPUT_CLOSED:
diff --git a/services/audioflinger/Threads.h b/services/audioflinger/Threads.h
index 6b33ad5..709a3cc 100644
--- a/services/audioflinger/Threads.h
+++ b/services/audioflinger/Threads.h
@@ -940,6 +940,11 @@
                                         && outDeviceTypes().count(mTimestampCorrectedDevice) != 0;
                             }
 
+                void setDownStreamPatch(const struct audio_patch *patch) {
+                    Mutex::Autolock _l(mLock);
+                    mDownStreamPatch = *patch;
+                }
+
 protected:
     // updated by readOutputParameters_l()
     size_t                          mNormalFrameCount;  // normal mixer and effects
@@ -1218,6 +1223,10 @@
                 // volumes last sent to audio HAL with stream->setVolume()
                 float mLeftVolFloat;
                 float mRightVolFloat;
+
+                // audio patch used by the downstream software patch.
+                // Only used if ThreadBase::mIsMsdDevice is true.
+                struct audio_patch mDownStreamPatch;
 };
 
 class MixerThread : public PlaybackThread {
diff --git a/services/audiopolicy/common/managerdefinitions/include/HwModule.h b/services/audiopolicy/common/managerdefinitions/include/HwModule.h
index b5b10f3..9ba745a 100644
--- a/services/audiopolicy/common/managerdefinitions/include/HwModule.h
+++ b/services/audiopolicy/common/managerdefinitions/include/HwModule.h
@@ -52,8 +52,12 @@
         devices.merge(mDynamicDevices);
         return devices;
     }
+    std::string getTagForDevice(audio_devices_t device,
+                                const String8 &address = String8(),
+                                audio_format_t codec = AUDIO_FORMAT_DEFAULT);
     void addDynamicDevice(const sp<DeviceDescriptor> &device)
     {
+        device->setDynamic();
         mDynamicDevices.add(device);
     }
 
diff --git a/services/audiopolicy/common/managerdefinitions/src/DeviceDescriptor.cpp b/services/audiopolicy/common/managerdefinitions/src/DeviceDescriptor.cpp
index 8545f8e..f6859c7 100644
--- a/services/audiopolicy/common/managerdefinitions/src/DeviceDescriptor.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/DeviceDescriptor.cpp
@@ -49,11 +49,13 @@
 {
 }
 
+// Let DeviceDescriptorBase initialize the address since it handles specific cases like
+// legacy remote submix where "0" is added as default address.
 DeviceDescriptor::DeviceDescriptor(const AudioDeviceTypeAddr &deviceTypeAddr,
                                    const std::string &tagName,
                                    const FormatVector &encodedFormats) :
         DeviceDescriptorBase(deviceTypeAddr), mTagName(tagName), mEncodedFormats(encodedFormats),
-        mDeclaredAddress(deviceTypeAddr.getAddress())
+        mDeclaredAddress(DeviceDescriptorBase::address())
 {
     mCurrentEncodedFormat = AUDIO_FORMAT_DEFAULT;
     /* If framework runs against a pre 5.0 Audio HAL, encoded formats are absent from the config.
diff --git a/services/audiopolicy/common/managerdefinitions/src/HwModule.cpp b/services/audiopolicy/common/managerdefinitions/src/HwModule.cpp
index 2967014..3a143b0 100644
--- a/services/audiopolicy/common/managerdefinitions/src/HwModule.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/HwModule.cpp
@@ -41,6 +41,14 @@
     }
 }
 
+std::string HwModule::getTagForDevice(audio_devices_t device, const String8 &address,
+                                          audio_format_t codec)
+{
+    DeviceVector declaredDevices = getDeclaredDevices();
+    sp<DeviceDescriptor> deviceDesc = declaredDevices.getDevice(device, address, codec);
+    return deviceDesc ? deviceDesc->getTagName() : std::string{};
+}
+
 status_t HwModule::addOutputProfile(const std::string& name, const audio_config_t *config,
                                     audio_devices_t device, const String8& address)
 {
@@ -49,7 +57,8 @@
     profile->addAudioProfile(new AudioProfile(config->format, config->channel_mask,
                                               config->sample_rate));
 
-    sp<DeviceDescriptor> devDesc = new DeviceDescriptor(device, "" /*tagName*/, address.string());
+    sp<DeviceDescriptor> devDesc =
+            new DeviceDescriptor(device, getTagForDevice(device), address.string());
     addDynamicDevice(devDesc);
     // Reciprocally attach the device to the module
     devDesc->attach(this);
@@ -116,7 +125,8 @@
     profile->addAudioProfile(new AudioProfile(config->format, config->channel_mask,
                                               config->sample_rate));
 
-    sp<DeviceDescriptor> devDesc = new DeviceDescriptor(device, "" /*tagName*/, address.string());
+    sp<DeviceDescriptor> devDesc =
+            new DeviceDescriptor(device, getTagForDevice(device), address.string());
     addDynamicDevice(devDesc);
     // Reciprocally attach the device to the module
     devDesc->attach(this);
diff --git a/services/audiopolicy/config/audio_policy_configuration_bluetooth_legacy_hal.xml b/services/audiopolicy/config/audio_policy_configuration_bluetooth_legacy_hal.xml
index b4cc1d3..5f4e5f2 100644
--- a/services/audiopolicy/config/audio_policy_configuration_bluetooth_legacy_hal.xml
+++ b/services/audiopolicy/config/audio_policy_configuration_bluetooth_legacy_hal.xml
@@ -185,6 +185,9 @@
         <!-- Hearing aid Audio HAL -->
         <xi:include href="hearing_aid_audio_policy_configuration.xml"/>
 
+        <!-- Le Audio Audio HAL -->
+        <xi:include href="le_audio_policy_configuration.xml"/>
+
         <!-- MSD Audio HAL (optional) -->
         <xi:include href="msd_audio_policy_configuration.xml"/>
 
diff --git a/services/audiopolicy/config/bluetooth_audio_policy_configuration.xml b/services/audiopolicy/config/bluetooth_audio_policy_configuration.xml
index ce78eb0..7238317 100644
--- a/services/audiopolicy/config/bluetooth_audio_policy_configuration.xml
+++ b/services/audiopolicy/config/bluetooth_audio_policy_configuration.xml
@@ -10,6 +10,12 @@
                      samplingRates="24000,16000"
                      channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
         </mixPort>
+        <!-- Le Audio Audio Ports -->
+        <mixPort name="le audio output" role="source">
+            <profile name="" format="AUDIO_FORMAT_PCM_16_BIT,AUDIO_FORMAT_PCM_24_BIT,AUDIO_FORMAT_PCM_32_BIT"
+                     samplingRates="8000,16000,24000,32000,44100,48000"
+                     channelMasks="AUDIO_CHANNEL_OUT_MONO,AUDIO_CHANNEL_OUT_STEREO"/>
+        </mixPort>
     </mixPorts>
     <devicePorts>
         <!-- A2DP Audio Ports -->
@@ -30,6 +36,9 @@
         </devicePort>
         <!-- Hearing AIDs Audio Ports -->
         <devicePort tagName="BT Hearing Aid Out" type="AUDIO_DEVICE_OUT_HEARING_AID" role="sink"/>
+        <!-- BLE Audio Ports -->
+        <devicePort tagName="BLE Headset Out" type="AUDIO_DEVICE_OUT_BLE_HEADSET" role="sink"/>
+        <devicePort tagName="BLE Speaker Out" type="AUDIO_DEVICE_OUT_BLE_SPEAKER" role="sink"/>
     </devicePorts>
     <routes>
         <route type="mix" sink="BT A2DP Out"
@@ -40,5 +49,9 @@
                sources="a2dp output"/>
         <route type="mix" sink="BT Hearing Aid Out"
                sources="hearing aid output"/>
+        <route type="mix" sink="BLE Headset Out"
+               sources="le audio output"/>
+        <route type="mix" sink="BLE Speaker Out"
+               sources="le audio output"/>
     </routes>
 </module>
diff --git a/services/audiopolicy/config/le_audio_policy_configuration.xml b/services/audiopolicy/config/le_audio_policy_configuration.xml
new file mode 100644
index 0000000..a3dc72b
--- /dev/null
+++ b/services/audiopolicy/config/le_audio_policy_configuration.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Le Audio HAL Audio Policy Configuration file -->
+<module name="bluetooth" halVersion="2.1">
+    <mixPorts>
+        <mixPort name="le audio output" role="source">
+            <profile name="" format="AUDIO_FORMAT_PCM_16_BIT,AUDIO_FORMAT_PCM_24_BIT,AUDIO_FORMAT_PCM_32_BIT"
+                     samplingRates="8000,16000,24000,32000,44100,48000"
+                     channelMasks="AUDIO_CHANNEL_OUT_MONO,AUDIO_CHANNEL_OUT_STEREO"/>
+        </mixPort>
+    </mixPorts>
+    <devicePorts>
+        <devicePort tagName="BLE Headset Out" type="AUDIO_DEVICE_OUT_BLE_HEADSET" role="sink"/>
+        <devicePort tagName="BLE Speaker Out" type="AUDIO_DEVICE_OUT_BLE_SPEAKER" role="sink"/>
+    </devicePorts>
+    <routes>
+        <route type="mix" sink="BLE Headset Out" sources="le audio output"/>
+        <route type="mix" sink="BLE Speaker Out" sources="le audio output"/>
+    </routes>
+</module>
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index a192083..7179355 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -1041,7 +1041,6 @@
         if (*output != AUDIO_IO_HANDLE_NONE && setMsdPatch(device) == NO_ERROR) {
             ALOGV("%s() Using MSD devices %s instead of devices %s",
                   __func__, msdDevices.toString().c_str(), outputDevices.toString().c_str());
-            outputDevices = msdDevices;
         } else {
             *output = AUDIO_IO_HANDLE_NONE;
         }
diff --git a/services/audiopolicy/tests/audiopolicymanager_tests.cpp b/services/audiopolicy/tests/audiopolicymanager_tests.cpp
index ca2164b..d379239 100644
--- a/services/audiopolicy/tests/audiopolicymanager_tests.cpp
+++ b/services/audiopolicy/tests/audiopolicymanager_tests.cpp
@@ -326,6 +326,7 @@
 
     sp<DeviceDescriptor> mMsdOutputDevice;
     sp<DeviceDescriptor> mMsdInputDevice;
+    sp<DeviceDescriptor> mDefaultOutputDevice;
 };
 
 void AudioPolicyManagerTestMsd::SetUpManagerConfig() {
@@ -380,17 +381,21 @@
     primaryEncodedOutputProfile->addSupportedDevice(config.getDefaultOutputDevice());
     config.getHwModules().getModuleFromName(AUDIO_HARDWARE_MODULE_ID_PRIMARY)->
             addOutputProfile(primaryEncodedOutputProfile);
+
+    mDefaultOutputDevice = config.getDefaultOutputDevice();
 }
 
 void AudioPolicyManagerTestMsd::TearDown() {
     mMsdOutputDevice.clear();
     mMsdInputDevice.clear();
+    mDefaultOutputDevice.clear();
     AudioPolicyManagerTest::TearDown();
 }
 
 TEST_F(AudioPolicyManagerTestMsd, InitSuccess) {
     ASSERT_TRUE(mMsdOutputDevice);
     ASSERT_TRUE(mMsdInputDevice);
+    ASSERT_TRUE(mDefaultOutputDevice);
 }
 
 TEST_F(AudioPolicyManagerTestMsd, Dump) {
@@ -409,7 +414,7 @@
     audio_port_handle_t selectedDeviceId = AUDIO_PORT_HANDLE_NONE;
     getOutputForAttr(&selectedDeviceId,
             AUDIO_FORMAT_AC3, AUDIO_CHANNEL_OUT_5POINT1, 48000, AUDIO_OUTPUT_FLAG_DIRECT);
-    ASSERT_EQ(selectedDeviceId, mMsdOutputDevice->getId());
+    ASSERT_EQ(selectedDeviceId, mDefaultOutputDevice->getId());
     ASSERT_EQ(1, patchCount.deltaFromSnapshot());
 }
 
@@ -418,7 +423,7 @@
     audio_port_handle_t selectedDeviceId = AUDIO_PORT_HANDLE_NONE;
     getOutputForAttr(&selectedDeviceId,
             AUDIO_FORMAT_PCM_16_BIT, AUDIO_CHANNEL_OUT_STEREO, 48000);
-    ASSERT_EQ(selectedDeviceId, mMsdOutputDevice->getId());
+    ASSERT_EQ(selectedDeviceId, mDefaultOutputDevice->getId());
     ASSERT_EQ(1, patchCount.deltaFromSnapshot());
 }
 
@@ -427,11 +432,11 @@
     audio_port_handle_t selectedDeviceId = AUDIO_PORT_HANDLE_NONE;
     getOutputForAttr(&selectedDeviceId,
             AUDIO_FORMAT_AC3, AUDIO_CHANNEL_OUT_5POINT1, 48000, AUDIO_OUTPUT_FLAG_DIRECT);
-    ASSERT_EQ(selectedDeviceId, mMsdOutputDevice->getId());
+    ASSERT_EQ(selectedDeviceId, mDefaultOutputDevice->getId());
     ASSERT_EQ(1, patchCount.deltaFromSnapshot());
     getOutputForAttr(&selectedDeviceId,
             AUDIO_FORMAT_PCM_16_BIT, AUDIO_CHANNEL_OUT_STEREO, 48000);
-    ASSERT_EQ(selectedDeviceId, mMsdOutputDevice->getId());
+    ASSERT_EQ(selectedDeviceId, mDefaultOutputDevice->getId());
     ASSERT_EQ(1, patchCount.deltaFromSnapshot());
 }
 
@@ -453,7 +458,7 @@
         getOutputForAttr(&selectedDeviceId,
                 AUDIO_FORMAT_AC3, AUDIO_CHANNEL_OUT_5POINT1, 48000, AUDIO_OUTPUT_FLAG_DIRECT,
                 nullptr /*output*/, &portId);
-        ASSERT_EQ(selectedDeviceId, mMsdOutputDevice->getId());
+        ASSERT_EQ(selectedDeviceId, mDefaultOutputDevice->getId());
         ASSERT_EQ(1, patchCount.deltaFromSnapshot());
         mManager->releaseOutput(portId);
         ASSERT_EQ(1, patchCount.deltaFromSnapshot());
@@ -475,7 +480,7 @@
         audio_port_handle_t selectedDeviceId = AUDIO_PORT_HANDLE_NONE;
         getOutputForAttr(&selectedDeviceId,
                 AUDIO_FORMAT_AC3, AUDIO_CHANNEL_OUT_5POINT1, 48000, AUDIO_OUTPUT_FLAG_DIRECT);
-        ASSERT_EQ(selectedDeviceId, mMsdOutputDevice->getId());
+        ASSERT_EQ(selectedDeviceId, mDefaultOutputDevice->getId());
         ASSERT_EQ(0, patchCount.deltaFromSnapshot());
     }
 }