diff --git a/media/libaudioclient/AudioSystem.cpp b/media/libaudioclient/AudioSystem.cpp
index ee44074..769475c 100644
--- a/media/libaudioclient/AudioSystem.cpp
+++ b/media/libaudioclient/AudioSystem.cpp
@@ -308,11 +308,11 @@
 }
 
 status_t AudioSystem::setStreamVolume(audio_stream_type_t stream, float value,
-                                      audio_io_handle_t output) {
+                                      bool muted, audio_io_handle_t output) {
     if (uint32_t(stream) >= AUDIO_STREAM_CNT) return BAD_VALUE;
     const sp<IAudioFlinger> af = get_audio_flinger();
     if (af == 0) return PERMISSION_DENIED;
-    af->setStreamVolume(stream, value, output);
+    af->setStreamVolume(stream, value, muted, output);
     return NO_ERROR;
 }
 
@@ -325,14 +325,15 @@
 }
 
 status_t AudioSystem::setPortsVolume(
-        const std::vector<audio_port_handle_t>& portIds, float volume, audio_io_handle_t output) {
+        const std::vector<audio_port_handle_t>& portIds, float volume, bool muted,
+        audio_io_handle_t output) {
     const sp<IAudioFlinger> af = get_audio_flinger();
     if (af == 0) return PERMISSION_DENIED;
     std::vector<int32_t> portIdsAidl = VALUE_OR_RETURN_STATUS(
             convertContainer<std::vector<int32_t>>(
                     portIds, legacy2aidl_audio_port_handle_t_int32_t));
     int32_t outputAidl = VALUE_OR_RETURN_STATUS(legacy2aidl_audio_io_handle_t_int32_t(output));
-    af->setPortsVolume(portIdsAidl, volume, outputAidl);
+    af->setPortsVolume(portIdsAidl, volume, muted, outputAidl);
     return NO_ERROR;
 }
 
@@ -1096,7 +1097,8 @@
                                        std::vector<audio_io_handle_t>* secondaryOutputs,
                                        bool *isSpatialized,
                                        bool *isBitPerfect,
-                                       float *volume) {
+                                       float *volume,
+                                       bool *muted) {
     if (attr == nullptr) {
         ALOGE("%s NULL audio attributes", __func__);
         return BAD_VALUE;
@@ -1163,6 +1165,7 @@
     *attr = VALUE_OR_RETURN_STATUS(
             aidl2legacy_AudioAttributes_audio_attributes_t(responseAidl.attr));
     *volume = responseAidl.volume;
+    *muted = responseAidl.muted;
 
     return OK;
 }
@@ -1326,6 +1329,7 @@
 
 status_t AudioSystem::setStreamVolumeIndex(audio_stream_type_t stream,
                                            int index,
+                                           bool muted,
                                            audio_devices_t device) {
     const sp<IAudioPolicyService> aps = get_audio_policy_service();
     if (aps == 0) return PERMISSION_DENIED;
@@ -1336,7 +1340,7 @@
     AudioDeviceDescription deviceAidl = VALUE_OR_RETURN_STATUS(
             legacy2aidl_audio_devices_t_AudioDeviceDescription(device));
     return statusTFromBinderStatus(
-            aps->setStreamVolumeIndex(streamAidl, deviceAidl, indexAidl));
+            aps->setStreamVolumeIndex(streamAidl, deviceAidl, indexAidl, muted));
 }
 
 status_t AudioSystem::getStreamVolumeIndex(audio_stream_type_t stream,
@@ -1360,6 +1364,7 @@
 
 status_t AudioSystem::setVolumeIndexForAttributes(const audio_attributes_t& attr,
                                                   int index,
+                                                  bool muted,
                                                   audio_devices_t device) {
     const sp<IAudioPolicyService> aps = get_audio_policy_service();
     if (aps == 0) return PERMISSION_DENIED;
@@ -1370,7 +1375,7 @@
     AudioDeviceDescription deviceAidl = VALUE_OR_RETURN_STATUS(
             legacy2aidl_audio_devices_t_AudioDeviceDescription(device));
     return statusTFromBinderStatus(
-            aps->setVolumeIndexForAttributes(attrAidl, deviceAidl, indexAidl));
+            aps->setVolumeIndexForAttributes(attrAidl, deviceAidl, indexAidl, muted));
 }
 
 status_t AudioSystem::getVolumeIndexForAttributes(const audio_attributes_t& attr,
diff --git a/media/libaudioclient/IAudioFlinger.cpp b/media/libaudioclient/IAudioFlinger.cpp
index 9241973..168b47e 100644
--- a/media/libaudioclient/IAudioFlinger.cpp
+++ b/media/libaudioclient/IAudioFlinger.cpp
@@ -337,11 +337,12 @@
 }
 
 status_t AudioFlingerClientAdapter::setStreamVolume(audio_stream_type_t stream, float value,
-                                                    audio_io_handle_t output) {
+                                                    bool muted, audio_io_handle_t output) {
     AudioStreamType streamAidl = VALUE_OR_RETURN_STATUS(
             legacy2aidl_audio_stream_type_t_AudioStreamType(stream));
     int32_t outputAidl = VALUE_OR_RETURN_STATUS(legacy2aidl_audio_io_handle_t_int32_t(output));
-    return statusTFromBinderStatus(mDelegate->setStreamVolume(streamAidl, value, outputAidl));
+    return statusTFromBinderStatus(
+            mDelegate->setStreamVolume(streamAidl, value, muted, outputAidl));
 }
 
 status_t AudioFlingerClientAdapter::setStreamMute(audio_stream_type_t stream, bool muted) {
@@ -351,12 +352,14 @@
 }
 
 status_t AudioFlingerClientAdapter::setPortsVolume(
-        const std::vector<audio_port_handle_t>& portIds, float volume, audio_io_handle_t output) {
+        const std::vector<audio_port_handle_t> &portIds, float volume, bool muted,
+        audio_io_handle_t output) {
     std::vector<int32_t> portIdsAidl = VALUE_OR_RETURN_STATUS(
             convertContainer<std::vector<int32_t>>(
                     portIds, legacy2aidl_audio_port_handle_t_int32_t));
     int32_t outputAidl = VALUE_OR_RETURN_STATUS(legacy2aidl_audio_io_handle_t_int32_t(output));
-    return statusTFromBinderStatus(mDelegate->setPortsVolume(portIdsAidl, volume, outputAidl));
+    return statusTFromBinderStatus(
+            mDelegate->setPortsVolume(portIdsAidl, volume, muted, outputAidl));
 }
 
 status_t AudioFlingerClientAdapter::setMode(audio_mode_t mode) {
@@ -1007,12 +1010,13 @@
 }
 
 Status AudioFlingerServerAdapter::setStreamVolume(AudioStreamType stream, float value,
-                                                  int32_t output) {
+                                                  bool muted, int32_t output) {
     audio_stream_type_t streamLegacy = VALUE_OR_RETURN_BINDER(
             aidl2legacy_AudioStreamType_audio_stream_type_t(stream));
     audio_io_handle_t outputLegacy = VALUE_OR_RETURN_BINDER(
             aidl2legacy_int32_t_audio_io_handle_t(output));
-    return Status::fromStatusT(mDelegate->setStreamVolume(streamLegacy, value, outputLegacy));
+    return Status::fromStatusT(
+            mDelegate->setStreamVolume(streamLegacy, value, muted, outputLegacy));
 }
 
 Status AudioFlingerServerAdapter::setStreamMute(AudioStreamType stream, bool muted) {
@@ -1022,13 +1026,14 @@
 }
 
 Status AudioFlingerServerAdapter::setPortsVolume(
-        const std::vector<int32_t>& portIds, float volume, int32_t output) {
+        const std::vector<int32_t>& portIds, float volume, bool muted, int32_t output) {
     std::vector<audio_port_handle_t> portIdsLegacy = VALUE_OR_RETURN_BINDER(
             convertContainer<std::vector<audio_port_handle_t>>(
                     portIds, aidl2legacy_int32_t_audio_port_handle_t));
     audio_io_handle_t outputLegacy = VALUE_OR_RETURN_BINDER(
             aidl2legacy_int32_t_audio_io_handle_t(output));
-    return Status::fromStatusT(mDelegate->setPortsVolume(portIdsLegacy, volume, outputLegacy));
+    return Status::fromStatusT(
+            mDelegate->setPortsVolume(portIdsLegacy, volume, muted, outputLegacy));
 }
 
 Status AudioFlingerServerAdapter::setMode(AudioMode mode) {
diff --git a/media/libaudioclient/aidl/android/media/GetOutputForAttrResponse.aidl b/media/libaudioclient/aidl/android/media/GetOutputForAttrResponse.aidl
index 4b26d5b..d3975c0 100644
--- a/media/libaudioclient/aidl/android/media/GetOutputForAttrResponse.aidl
+++ b/media/libaudioclient/aidl/android/media/GetOutputForAttrResponse.aidl
@@ -41,4 +41,6 @@
     AudioAttributes attr;
     /** initial port volume for the new audio track */
     float volume;
+    /** initial port muted state for the new audio track */
+    boolean muted;
 }
diff --git a/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl b/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl
index 1c825bc..474ab11 100644
--- a/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl
+++ b/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl
@@ -96,15 +96,17 @@
     /*
      * Set stream type state. This will probably be used by
      * the preference panel, mostly.
+     * This method is deprecated. Please use the setPortsVolume method instead.
      */
-    void setStreamVolume(AudioStreamType stream, float value, int /* audio_io_handle_t */ output);
+    void setStreamVolume(AudioStreamType stream, float value, boolean muted,
+            int /* audio_io_handle_t */ output);
     void setStreamMute(AudioStreamType stream, boolean muted);
 
     /*
      * Set AudioTrack port ids volume attribute. This is the new way of controlling volume from
      * AudioPolicyManager to AudioFlinger.
      */
-    void setPortsVolume(in int[] /* audio_port_handle_t[] */ portIds, float volume,
+    void setPortsVolume(in int[] /* audio_port_handle_t[] */ portIds, float volume, boolean muted,
             int /* audio_io_handle_t */ output);
 
     // set audio mode.
diff --git a/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl b/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl
index b4f879a..40ab938 100644
--- a/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl
+++ b/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl
@@ -126,14 +126,14 @@
 
     void setStreamVolumeIndex(AudioStreamType stream,
                               in AudioDeviceDescription device,
-                              int index);
+                              int index, boolean muted);
 
     int getStreamVolumeIndex(AudioStreamType stream,
                              in AudioDeviceDescription device);
 
     void setVolumeIndexForAttributes(in AudioAttributes attr,
                                      in AudioDeviceDescription device,
-                                     int index);
+                                     int index, boolean muted);
 
     int getVolumeIndexForAttributes(in AudioAttributes attr,
                                     in AudioDeviceDescription device);
diff --git a/media/libaudioclient/fuzzer/audioflinger_fuzzer.cpp b/media/libaudioclient/fuzzer/audioflinger_fuzzer.cpp
index 710a656..b0b7e03 100644
--- a/media/libaudioclient/fuzzer/audioflinger_fuzzer.cpp
+++ b/media/libaudioclient/fuzzer/audioflinger_fuzzer.cpp
@@ -511,11 +511,11 @@
 
         stream = getValue(&mFdp, kStreamtypes);
         AudioSystem::setStreamVolume(stream, mFdp.ConsumeFloatingPoint<float>(),
-                                     mFdp.ConsumeIntegral<int32_t>());
+                                     mFdp.ConsumeBool(), mFdp.ConsumeIntegral<int32_t>());
     } else {
         std::vector <audio_port_handle_t> portsForVolumeChange{};
         AudioSystem::setPortsVolume(portsForVolumeChange, mFdp.ConsumeFloatingPoint<float>(),
-                                    mFdp.ConsumeIntegral<int32_t>());
+                                    mFdp.ConsumeBool(), mFdp.ConsumeIntegral<int32_t>());
     }
     audio_mode_t mode = getValue(&mFdp, kModes);
     AudioSystem::setMode(mode);
diff --git a/media/libaudioclient/include/media/AudioSystem.h b/media/libaudioclient/include/media/AudioSystem.h
index 40e5673..31e4f05 100644
--- a/media/libaudioclient/include/media/AudioSystem.h
+++ b/media/libaudioclient/include/media/AudioSystem.h
@@ -126,7 +126,7 @@
 
     // set stream volume on specified output
     static status_t setStreamVolume(audio_stream_type_t stream, float value,
-                                    audio_io_handle_t output);
+                                    bool muted, audio_io_handle_t output);
 
     // mute/unmute stream
     static status_t setStreamMute(audio_stream_type_t stream, bool mute);
@@ -135,11 +135,12 @@
      * Set volume for given AudioTrack port ids on specified output
      * @param portIds to consider
      * @param volume to set
+     * @param muted to set
      * @param output to consider
      * @return NO_ERROR if successful
      */
     static status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds,
-                                   float volume, audio_io_handle_t output);
+                                   float volume, bool muted, audio_io_handle_t output);
 
     // set audio mode in audio hardware
     static status_t setMode(audio_mode_t mode);
@@ -345,7 +346,8 @@
                                      std::vector<audio_io_handle_t> *secondaryOutputs,
                                      bool *isSpatialized,
                                      bool *isBitPerfect,
-                                     float *volume);
+                                     float *volume,
+                                     bool *muted);
     static status_t startOutput(audio_port_handle_t portId);
     static status_t stopOutput(audio_port_handle_t portId);
     static void releaseOutput(audio_port_handle_t portId);
@@ -391,6 +393,7 @@
                                      int indexMax);
     static status_t setStreamVolumeIndex(audio_stream_type_t stream,
                                          int index,
+                                         bool muted,
                                          audio_devices_t device);
     static status_t getStreamVolumeIndex(audio_stream_type_t stream,
                                          int *index,
@@ -398,6 +401,7 @@
 
     static status_t setVolumeIndexForAttributes(const audio_attributes_t &attr,
                                                 int index,
+                                                bool muted,
                                                 audio_devices_t device);
     static status_t getVolumeIndexForAttributes(const audio_attributes_t &attr,
                                                 int &index,
diff --git a/media/libaudioclient/include/media/IAudioFlinger.h b/media/libaudioclient/include/media/IAudioFlinger.h
index a5f3217..21ecb09 100644
--- a/media/libaudioclient/include/media/IAudioFlinger.h
+++ b/media/libaudioclient/include/media/IAudioFlinger.h
@@ -226,18 +226,19 @@
      * the preference panel, mostly.
      */
     virtual     status_t    setStreamVolume(audio_stream_type_t stream, float value,
-                                    audio_io_handle_t output) = 0;
+                                    bool muted, audio_io_handle_t output) = 0;
     virtual     status_t    setStreamMute(audio_stream_type_t stream, bool muted) = 0;
 
     /**
      * Set volume for given AudioTrack port ids on specified output
      * @param portIds to consider
      * @param volume to set
+     * @param muted to set
      * @param output to consider
      * @return NO_ERROR if successful
      */
     virtual status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume,
-            audio_io_handle_t output) = 0;
+            bool muted, audio_io_handle_t output) = 0;
 
     // set audio mode
     virtual     status_t    setMode(audio_mode_t mode) = 0;
@@ -428,10 +429,10 @@
     status_t setMasterBalance(float balance) override;
     status_t getMasterBalance(float* balance) const override;
     status_t setStreamVolume(audio_stream_type_t stream, float value,
-                             audio_io_handle_t output) override;
+                             bool muted, audio_io_handle_t output) override;
     status_t setStreamMute(audio_stream_type_t stream, bool muted) override;
     status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume,
-            audio_io_handle_t output) override;
+            bool muted, audio_io_handle_t output) override;
     status_t setMode(audio_mode_t mode) override;
     status_t setMicMute(bool state) override;
     bool getMicMute() const override;
@@ -675,10 +676,10 @@
     Status setMasterBalance(float balance) override;
     Status getMasterBalance(float* _aidl_return) override;
     Status setStreamVolume(media::audio::common::AudioStreamType stream,
-                           float value, int32_t output) override;
+                           float value, bool muted, int32_t output) override;
     Status setStreamMute(media::audio::common::AudioStreamType stream, bool muted) override;
-    Status setPortsVolume(const std::vector<int32_t>& portIds, float volume, int32_t output)
-            override;
+    Status setPortsVolume(const std::vector<int32_t>& portIds, float volume, bool muted,
+                          int32_t output) override;
     Status setMode(media::audio::common::AudioMode mode) override;
     Status setMicMute(bool state) override;
     Status getMicMute(bool* _aidl_return) override;
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 0d5d61f..fada5b0 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -629,6 +629,7 @@
         bool isSpatialized;
         bool isBitPerfect;
         float volume;
+        bool muted;
         ret = AudioSystem::getOutputForAttr(&localAttr, &io,
                                             actualSessionId,
                                             &streamType, adjAttributionSource,
@@ -637,7 +638,8 @@
                                                     AUDIO_OUTPUT_FLAG_DIRECT),
                                             deviceId, &portId, &secondaryOutputs, &isSpatialized,
                                             &isBitPerfect,
-                                            &volume);
+                                            &volume,
+                                            &muted);
         if (ret != NO_ERROR) {
             config->sample_rate = fullConfig.sample_rate;
             config->channel_mask = fullConfig.channel_mask;
@@ -1097,6 +1099,7 @@
     bool isSpatialized = false;
     bool isBitPerfect = false;
     float volume;
+    bool muted;
 
     audio_io_handle_t effectThreadId = AUDIO_IO_HANDLE_NONE;
     std::vector<int> effectIds;
@@ -1157,7 +1160,7 @@
     lStatus = AudioSystem::getOutputForAttr(&localAttr, &output.outputId, sessionId, &streamType,
                                             adjAttributionSource, &input.config, input.flags,
                                             &output.selectedDeviceId, &portId, &secondaryOutputs,
-                                            &isSpatialized, &isBitPerfect, &volume);
+                                            &isSpatialized, &isBitPerfect, &volume, &muted);
 
     if (lStatus != NO_ERROR || output.outputId == AUDIO_IO_HANDLE_NONE) {
         ALOGE("createTrack() getOutputForAttr() return error %d or invalid output handle", lStatus);
@@ -1214,7 +1217,7 @@
         if (effectThread == nullptr) {
             effectChain = getOrphanEffectChain_l(sessionId);
         }
-        ALOGV("createTrack() sessionId: %d volume: %f", sessionId, volume);
+        ALOGV("createTrack() sessionId: %d volume: %f muted %d", sessionId, volume, muted);
 
         output.sampleRate = input.config.sample_rate;
         output.frameCount = input.frameCount;
@@ -1229,7 +1232,7 @@
                                       input.sharedBuffer, sessionId, &output.flags,
                                       callingPid, adjAttributionSource, input.clientInfo.clientTid,
                                       &lStatus, portId, input.audioTrackCallback, isSpatialized,
-                                      isBitPerfect, &output.afTrackFlags, volume);
+                                      isBitPerfect, &output.afTrackFlags, volume, muted);
         LOG_ALWAYS_FATAL_IF((lStatus == NO_ERROR) && (track == 0));
         // we don't abort yet if lStatus != NO_ERROR; there is still work to be done regardless
 
@@ -1653,7 +1656,7 @@
 }
 
 status_t AudioFlinger::setStreamVolume(audio_stream_type_t stream, float value,
-        audio_io_handle_t output)
+        bool muted, audio_io_handle_t output)
 {
     // check calling permissions
     if (!settingsAllowed()) {
@@ -1675,14 +1678,14 @@
     if (volumeInterface == NULL) {
         return BAD_VALUE;
     }
-    volumeInterface->setStreamVolume(stream, value);
+    volumeInterface->setStreamVolume(stream, value, muted);
 
     return NO_ERROR;
 }
 
 status_t AudioFlinger::setPortsVolume(
-        const std::vector<audio_port_handle_t>& ports, float volume, audio_io_handle_t output)
-{
+        const std::vector<audio_port_handle_t> &ports, float volume, bool muted,
+        audio_io_handle_t output) {
     for (const auto& port : ports) {
         if (port == AUDIO_PORT_HANDLE_NONE) {
             return BAD_VALUE;
@@ -1697,12 +1700,12 @@
     audio_utils::lock_guard lock(mutex());
     IAfPlaybackThread *thread = checkPlaybackThread_l(output);
     if (thread != nullptr) {
-        return thread->setPortsVolume(ports, volume);
+        return thread->setPortsVolume(ports, volume, muted);
     }
     const sp<IAfMmapThread> mmapThread = checkMmapThread_l(output);
     if (mmapThread != nullptr && mmapThread->isOutput()) {
         IAfMmapPlaybackThread *mmapPlaybackThread = mmapThread->asIAfMmapPlaybackThread().get();
-        return mmapPlaybackThread->setPortsVolume(ports, volume);
+        return mmapPlaybackThread->setPortsVolume(ports, volume, muted);
     }
     return BAD_VALUE;
 }
@@ -4097,7 +4100,8 @@
                                                        0ns /* timeout */,
                                                        frameCountToBeReady,
                                                        track->getSpeed(),
-                                                       1.f /* volume */);
+                                                       1.f /* volume */,
+                                                       track->getPortMute() /* muted */);
         status = patchTrack->initCheck();
         if (status != NO_ERROR) {
             ALOGE("Secondary output patchTrack init failed: %d", status);
diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index ace74ee..7274b59 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -93,12 +93,12 @@
     status_t getMasterBalance(float* balance) const final EXCLUDES_AudioFlinger_Mutex;
 
     status_t setStreamVolume(audio_stream_type_t stream, float value,
-            audio_io_handle_t output) final EXCLUDES_AudioFlinger_Mutex;
+            bool muted, audio_io_handle_t output) final EXCLUDES_AudioFlinger_Mutex;
     status_t setStreamMute(audio_stream_type_t stream, bool muted) final
             EXCLUDES_AudioFlinger_Mutex;
 
     status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume,
-            audio_io_handle_t output) final EXCLUDES_AudioFlinger_Mutex;
+                            bool muted, audio_io_handle_t output) final EXCLUDES_AudioFlinger_Mutex;
 
     status_t setMode(audio_mode_t mode) final EXCLUDES_AudioFlinger_Mutex;
 
diff --git a/services/audioflinger/IAfThread.h b/services/audioflinger/IAfThread.h
index abb8f2f..a13819c 100644
--- a/services/audioflinger/IAfThread.h
+++ b/services/audioflinger/IAfThread.h
@@ -481,7 +481,8 @@
             bool isSpatialized,
             bool isBitPerfect,
             audio_output_flags_t* afTrackFlags,
-            float volume)
+            float volume,
+            bool muted)
             REQUIRES(audio_utils::AudioFlinger_Mutex) = 0;
 
     virtual status_t addTrack_l(const sp<IAfTrack>& track) REQUIRES(mutex()) = 0;
@@ -558,8 +559,8 @@
     virtual void setTracksInternalMute(std::map<audio_port_handle_t, bool>* tracksInternalMute)
             EXCLUDES_ThreadBase_Mutex = 0;
 
-    virtual status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume)
-            EXCLUDES_ThreadBase_Mutex = 0;
+    virtual status_t setPortsVolume(const std::vector<audio_port_handle_t> &portIds, float volume,
+                                    bool muted) EXCLUDES_ThreadBase_Mutex = 0;
 };
 
 class IAfDirectOutputThread : public virtual IAfPlaybackThread {
@@ -700,8 +701,8 @@
 
     virtual AudioStreamOut* clearOutput() EXCLUDES_ThreadBase_Mutex = 0;
 
-    virtual status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume)
-            EXCLUDES_ThreadBase_Mutex = 0;
+    virtual status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume,
+                                    bool muted) EXCLUDES_ThreadBase_Mutex = 0;
 };
 
 class IAfMmapCaptureThread : public virtual IAfMmapThread {
diff --git a/services/audioflinger/IAfTrack.h b/services/audioflinger/IAfTrack.h
index 2049adc..1b10f81 100644
--- a/services/audioflinger/IAfTrack.h
+++ b/services/audioflinger/IAfTrack.h
@@ -291,14 +291,15 @@
             float speed = 1.0f,
             bool isSpatialized = false,
             bool isBitPerfect = false,
-            float volume = 0.0f);
+            float volume = 0.0f,
+            bool muted = false);
 
     static constexpr std::string_view getLogHeader() {
         using namespace std::literals;
         return "Type     Id Active Client(pid/uid) Session Port Id S  Flags "
                         "  Format Chn mask  SRate "
                         "ST Usg CT "
-                        " G db  L dB  R dB  VS dB  PortVol dB "
+                        " G db  L dB  R dB  VS dB  PortVol dB  PortMuted"
                         "  Server FrmCnt  FrmRdy F Underruns  Flushed BitPerfect InternalMute"
                         "   Latency\n"sv;
     }
@@ -476,12 +477,13 @@
             const android::content::AttributionSourceState& attributionSource,
             pid_t creatorPid,
             audio_port_handle_t portId = AUDIO_PORT_HANDLE_NONE,
-            float volume = 0.0f);
+            float volume = 0.0f,
+            bool muted = false);
 
     static constexpr std::string_view getLogHeader() {
         using namespace std::literals;
         return "Client(pid/uid) Session Port Id"
-                "   Format Chn mask  SRate Flags Usg/Src PortVol dB\n"sv;
+                "   Format Chn mask  SRate Flags Usg/Src PortVol dB PortMuted\n"sv;
     };
 
     // protected by MMapThread::mLock
@@ -610,7 +612,8 @@
                                              *  the lowest possible latency
                                              *  even if it might glitch. */
             float speed = 1.0f,
-            float volume = 1.0f);
+            float volume = 1.0f,
+            bool muted = false);
 };
 
 class IAfPatchRecord : public virtual IAfRecordTrack, public virtual IAfPatchTrackBase {
diff --git a/services/audioflinger/MmapTracks.h b/services/audioflinger/MmapTracks.h
index 442dd80..30bbd5d 100644
--- a/services/audioflinger/MmapTracks.h
+++ b/services/audioflinger/MmapTracks.h
@@ -36,7 +36,8 @@
                             const android::content::AttributionSourceState& attributionSource,
                             pid_t creatorPid,
                             audio_port_handle_t portId = AUDIO_PORT_HANDLE_NONE,
-                            float volume = 0.0f);
+                            float volume = 0.0f,
+                            bool muted = false);
     ~MmapTrack() override;
 
     status_t initCheck() const final;
@@ -71,7 +72,11 @@
     void setPortVolume(float volume) override {
         mVolume = volume;
     }
+    void setPortMute(bool muted) override {
+        mMuteState.muteFromPortVolume = muted;
+    }
     float getPortVolume() const override { return mVolume; }
+    bool getPortMute() const override { return mMuteState.muteFromPortVolume; }
 
 private:
     DISALLOW_COPY_AND_ASSIGN(MmapTrack);
diff --git a/services/audioflinger/PatchPanel.cpp b/services/audioflinger/PatchPanel.cpp
index d0b96de..be59299 100644
--- a/services/audioflinger/PatchPanel.cpp
+++ b/services/audioflinger/PatchPanel.cpp
@@ -650,7 +650,8 @@
                                            {} /*timeout*/,
                                            frameCountToBeReady,
                                            1.0f /*speed*/,
-                                           1.0f /*volume*/);
+                                           1.0f /*volume*/,
+                                           false /*muted*/);
     status = mPlayback.checkTrack(tempPatchTrack.get());
     if (status != NO_ERROR) {
         return status;
diff --git a/services/audioflinger/PlaybackTracks.h b/services/audioflinger/PlaybackTracks.h
index 84758a4..70bab6a 100644
--- a/services/audioflinger/PlaybackTracks.h
+++ b/services/audioflinger/PlaybackTracks.h
@@ -97,7 +97,8 @@
                                 float speed = 1.0f,
                                 bool isSpatialized = false,
                                 bool isBitPerfect = false,
-                                float volume = 0.0f);
+                                float volume = 0.0f,
+                                bool muted = false);
     ~Track() override;
     status_t initCheck() const final;
     void appendDumpHeader(String8& result) const final;
@@ -226,7 +227,9 @@
 
     // VolumePortInterface implementation
     void setPortVolume(float volume) override;
+    void setPortMute(bool muted) override;
     float getPortVolume() const override { return mVolume; }
+    bool getPortMute() const override { return mMuteState.load().muteFromPortVolume; }
 
 protected:
 
@@ -410,9 +413,9 @@
     // TODO: replace PersistableBundle with own struct
     // access these two variables only when holding player thread lock.
     std::unique_ptr<os::PersistableBundle> mMuteEventExtras;
-    mute_state_t        mMuteState;
-    bool                mInternalMute = false;
-    std::atomic<float> mVolume = 0.0f;
+    std::atomic<mute_state_t> mMuteState;
+    bool                      mInternalMute = false;
+    std::atomic<float>        mVolume = 0.0f;
 };  // end of Track
 
 
@@ -510,7 +513,8 @@
                                                                     *  the lowest possible latency
                                                                     *  even if it might glitch. */
                                    float speed = 1.0f,
-                                   float volume = 1.0f);
+                                   float volume = 1.0f,
+                                   bool muted = false);
     ~PatchTrack() override;
 
     size_t framesReady() const final;
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index ae102fc..1c0b749 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -2405,7 +2405,8 @@
         bool isSpatialized,
         bool isBitPerfect,
         audio_output_flags_t *afTrackFlags,
-        float volume)
+        float volume,
+        bool muted)
 {
     size_t frameCount = *pFrameCount;
     size_t notificationFrameCount = *pNotificationFrameCount;
@@ -2734,7 +2735,7 @@
                           nullptr /* buffer */, (size_t)0 /* bufferSize */, sharedBuffer,
                           sessionId, creatorPid, attributionSource, trackFlags,
                           IAfTrackBase::TYPE_DEFAULT, portId, SIZE_MAX /*frameCountToBeReady*/,
-                          speed, isSpatialized, isBitPerfect, volume);
+                          speed, isSpatialized, isBitPerfect, volume, muted);
 
         lStatus = track != 0 ? track->initCheck() : (status_t) NO_MEMORY;
         if (lStatus != NO_ERROR) {
@@ -2842,10 +2843,14 @@
     }
 }
 
-void PlaybackThread::setStreamVolume(audio_stream_type_t stream, float value)
+void PlaybackThread::setStreamVolume(audio_stream_type_t stream, float value, bool muted)
 {
+    ALOGV("%s: stream %d value %f muted %d", __func__, stream, value, muted);
     audio_utils::lock_guard _l(mutex());
     mStreamTypes[stream].volume = value;
+    if (com_android_media_audio_ring_my_car()) {
+        mStreamTypes[stream].mute = muted;
+    }
     broadcast_l();
 }
 
@@ -2863,13 +2868,14 @@
 }
 
 status_t PlaybackThread::setPortsVolume(
-        const std::vector<audio_port_handle_t>& portIds, float volume) {
+        const std::vector<audio_port_handle_t>& portIds, float volume, bool muted) {
     audio_utils::lock_guard _l(mutex());
     for (const auto& portId : portIds) {
         for (size_t i = 0; i < mTracks.size(); i++) {
             sp<IAfTrack> track = mTracks[i].get();
             if (portId == track->portId()) {
                 track->setPortVolume(volume);
+                track->setPortMute(muted);
                 break;
             }
         }
@@ -5859,7 +5865,7 @@
                         volume = masterVolume * mStreamTypes[track->streamType()].volume;
                     }
                 } else {
-                    if (track->isPlaybackRestricted()) {
+                    if (track->isPlaybackRestricted() || track->getPortMute()) {
                         volume = 0.f;
                     } else {
                         volume = masterVolume * track->getPortVolume();
@@ -5883,7 +5889,8 @@
                                            mStreamTypes[track->streamType()].mute,
                                            track->isPlaybackRestricted(),
                                            vlf == 0.f && vrf == 0.f,
-                                           vh == 0.f});
+                                           vh == 0.f,
+                                           /*muteFromPortVolume=*/false});
                 } else {
                     track->processMuteEvent_l(mAfThreadCallback->getOrCreateAudioManager(),
                             /*muteState=*/{masterVolume == 0.f,
@@ -5891,7 +5898,8 @@
                                            /* muteFromStreamMuted= */ false,
                                            track->isPlaybackRestricted(),
                                            vlf == 0.f && vrf == 0.f,
-                                           vh == 0.f});
+                                           vh == 0.f,
+                                           track->getPortMute()});
                 }
                 vlf *= volume;
                 vrf *= volume;
@@ -6055,7 +6063,7 @@
                 }
             } else {
                 v = masterVolume * track->getPortVolume();
-                if (track->isPlaybackRestricted()) {
+                if (track->isPlaybackRestricted() || track->getPortMute()) {
                     v = 0;
                 }
             }
@@ -6085,7 +6093,8 @@
                                            mStreamTypes[track->streamType()].mute,
                                            track->isPlaybackRestricted(),
                                            vlf == 0.f && vrf == 0.f,
-                                           vh == 0.f});
+                                           vh == 0.f,
+                                           /*muteFromPortVolume=*/false});
                 } else {
                     track->processMuteEvent_l(mAfThreadCallback->getOrCreateAudioManager(),
                             /*muteState=*/{masterVolume == 0.f,
@@ -6093,7 +6102,8 @@
                                            /* muteFromStreamMuted= */ false,
                                            track->isPlaybackRestricted(),
                                            vlf == 0.f && vrf == 0.f,
-                                           vh == 0.f});
+                                           vh == 0.f,
+                                           track->getPortMute()});
                 }
                 // now apply the master volume and stream type volume and shaper volume
                 vlf *= v * vh;
@@ -6851,7 +6861,8 @@
                                mStreamTypes[track->streamType()].mute,
                                track->isPlaybackRestricted(),
                                clientVolumeMute,
-                               shaperVolume == 0.f});
+                               shaperVolume == 0.f,
+                               /*muteFromPortVolume=*/false});
     } else {
         if (mMasterMute || track->isPlaybackRestricted()) {
             left = right = 0;
@@ -6879,7 +6890,8 @@
                                /* muteFromStreamMuted= */ false,
                                track->isPlaybackRestricted(),
                                clientVolumeMute,
-                               shaperVolume == 0.f});
+                               shaperVolume == 0.f,
+                               track->getPortMute()});
     }
 
     if (lastTrack) {
@@ -7981,8 +7993,9 @@
         return;
     }
     if (!audioserver_flags::portid_volume_management()) {
-        thread->setStreamVolume(AUDIO_STREAM_PATCH, 1.0f);
+        thread->setStreamVolume(AUDIO_STREAM_PATCH, /*volume=*/1.0f, /*muted=*/false);
     }
+
     mOutputTracks.add(outputTrack);
     ALOGV("addOutputTrack() track %p, on thread %p", outputTrack.get(), thread);
     updateWaitTime_l();
@@ -10486,6 +10499,7 @@
     const auto localSessionId = mSessionId;
     auto localAttr = mAttr;
     float volume = 0.0f;
+    bool muted = false;
     if (isOutput()) {
         audio_config_t config = AUDIO_CONFIG_INITIALIZER;
         config.sample_rate = mSampleRate;
@@ -10510,7 +10524,8 @@
                                             &secondaryOutputs,
                                             &isSpatialized,
                                             &isBitPerfect,
-                                            &volume);
+                                            &volume,
+                                            &muted);
         mutex().lock();
         mAttr = localAttr;
         ALOGD_IF(!secondaryOutputs.empty(),
@@ -10580,7 +10595,7 @@
                                         mChannelMask, mSessionId, isOutput(),
                                         client.attributionSource,
                                         IPCThreadState::self()->getCallingPid(), portId,
-                                        volume);
+                                        volume, muted);
     if (!isOutput()) {
         track->setSilenced_l(isClientSilenced_l(portId));
     }
@@ -11238,10 +11253,14 @@
     }
 }
 
-void MmapPlaybackThread::setStreamVolume(audio_stream_type_t stream, float value)
+void MmapPlaybackThread::setStreamVolume(audio_stream_type_t stream, float value, bool muted)
 {
+    ALOGV("%s: stream %d value %f muted %d", __func__, stream, value, muted);
     audio_utils::lock_guard _l(mutex());
     mStreamTypes[stream].volume = value;
+    if (com_android_media_audio_ring_my_car()) {
+        mStreamTypes[stream].mute = muted;
+    }
     if (stream == mStreamType) {
         broadcast_l();
     }
@@ -11263,12 +11282,13 @@
 }
 
 status_t MmapPlaybackThread::setPortsVolume(
-        const std::vector<audio_port_handle_t>& portIds, float volume) {
+        const std::vector<audio_port_handle_t>& portIds, float volume, bool muted) {
     audio_utils::lock_guard _l(mutex());
     for (const auto& portId : portIds) {
         for (const sp<IAfMmapTrack>& track : mActiveTracks) {
             if (portId == track->portId()) {
                 track->setPortVolume(volume);
+                track->setPortMute(muted);
                 break;
             }
         }
@@ -11326,7 +11346,11 @@
             // will be broadcasted to all tracks. Thus, take arbitrarily first track volume.
             size_t numtracks = mActiveTracks.size();
             if (numtracks) {
-                volume = mMasterVolume * mActiveTracks[0]->getPortVolume();
+                if (mActiveTracks[0]->getPortMute()) {
+                    volume = 0;
+                } else {
+                    volume = mMasterVolume * mActiveTracks[0]->getPortVolume();
+                }
             }
         }
     }
@@ -11370,7 +11394,8 @@
                         // TODO(b/241533526): adjust logic to include mute from AppOps
                         false /*muteFromPlaybackRestricted*/,
                         false /*muteFromClientVolume*/,
-                        false /*muteFromVolumeShaper*/});
+                        false /*muteFromVolumeShaper*/,
+                        false /*muteFromPortVolume*/});
             } else {
                 track->processMuteEvent_l(mAfThreadCallback->getOrCreateAudioManager(),
                     /*muteState=*/{mMasterMute,
@@ -11379,7 +11404,8 @@
                                    // TODO(b/241533526): adjust logic to include mute from AppOps
                                    false /*muteFromPlaybackRestricted*/,
                                    false /*muteFromClientVolume*/,
-                                   false /*muteFromVolumeShaper*/});
+                                   false /*muteFromVolumeShaper*/,
+                                   track->getPortMute()});
                 }
         }
     }
diff --git a/services/audioflinger/Threads.h b/services/audioflinger/Threads.h
index a13340d..0c5a2c3 100644
--- a/services/audioflinger/Threads.h
+++ b/services/audioflinger/Threads.h
@@ -1020,11 +1020,12 @@
     void setMasterVolume(float value) final;
     void setMasterBalance(float balance) override EXCLUDES_ThreadBase_Mutex;
     void setMasterMute(bool muted) final;
-    void setStreamVolume(audio_stream_type_t stream, float value) final EXCLUDES_ThreadBase_Mutex;
+    void setStreamVolume(audio_stream_type_t stream, float value, bool muted) final
+            EXCLUDES_ThreadBase_Mutex;
     void setStreamMute(audio_stream_type_t stream, bool muted) final EXCLUDES_ThreadBase_Mutex;
     float streamVolume(audio_stream_type_t stream) const final EXCLUDES_ThreadBase_Mutex;
-    status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume)
-            final EXCLUDES_ThreadBase_Mutex;
+    status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume,
+                            bool muted) final EXCLUDES_ThreadBase_Mutex;
 
     void setVolumeForOutput_l(float left, float right) const final;
 
@@ -1051,7 +1052,8 @@
                                 bool isSpatialized,
                                 bool isBitPerfect,
                                 audio_output_flags_t* afTrackFlags,
-                                float volume) final
+                                float volume,
+                                bool muted) final
             REQUIRES(audio_utils::AudioFlinger_Mutex);
 
     bool isTrackActive(const sp<IAfTrack>& track) const final {
@@ -2405,11 +2407,13 @@
     // Needs implementation?
     void setMasterBalance(float /* value */) final EXCLUDES_ThreadBase_Mutex {}
     void setMasterMute(bool muted) final EXCLUDES_ThreadBase_Mutex;
-    void setStreamVolume(audio_stream_type_t stream, float value) final EXCLUDES_ThreadBase_Mutex;
+
+    void setStreamVolume(audio_stream_type_t stream, float value, bool muted) final
+            EXCLUDES_ThreadBase_Mutex;
     void setStreamMute(audio_stream_type_t stream, bool muted) final EXCLUDES_ThreadBase_Mutex;
     float streamVolume(audio_stream_type_t stream) const final EXCLUDES_ThreadBase_Mutex;
-    status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume)
-            final EXCLUDES_ThreadBase_Mutex;
+    status_t setPortsVolume(const std::vector<audio_port_handle_t>& portIds, float volume,
+                            bool muted) final EXCLUDES_ThreadBase_Mutex;
 
     void setMasterMute_l(bool muted) REQUIRES(mutex()) { mMasterMute = muted; }
 
diff --git a/services/audioflinger/Tracks.cpp b/services/audioflinger/Tracks.cpp
index b08b0b7..980ef22 100644
--- a/services/audioflinger/Tracks.cpp
+++ b/services/audioflinger/Tracks.cpp
@@ -728,7 +728,8 @@
         float speed,
         bool isSpatialized,
         bool isBitPerfect,
-        float volume) {
+        float volume,
+        bool muted) {
     return sp<Track>::make(thread,
             client,
             streamType,
@@ -750,7 +751,8 @@
             speed,
             isSpatialized,
             isBitPerfect,
-            volume);
+            volume,
+            muted);
 }
 
 // Track constructor must be called with AudioFlinger::mLock and ThreadBase::mLock held
@@ -776,7 +778,8 @@
             float speed,
             bool isSpatialized,
             bool isBitPerfect,
-            float volume)
+            float volume,
+            bool muted)
     :   TrackBase(thread, client, attr, sampleRate, format, channelMask, frameCount,
                   // TODO: Using unsecurePointer() has some associated security pitfalls
                   //       (see declaration for details).
@@ -860,11 +863,13 @@
     }
 
     populateUsageAndContentTypeFromStreamType();
+    setPortMute(muted);
 
     // Audio patch and call assistant volume are always max
     if (mAttr.usage == AUDIO_USAGE_CALL_ASSISTANT
             || mAttr.usage == AUDIO_USAGE_VIRTUAL_SOURCE) {
         mVolume = 1.0f;
+        setPortMute(false);
     }
 
     mServerLatencySupported = checkServerLatencySupported(format, flags);
@@ -1084,7 +1089,7 @@
     result.appendFormat("%7s %7u/%7u %7u %7u %2s 0x%03X "
                         "%08X %08X %6u "
                         "%2u %3x %2x "
-                        "%5.2g %5.2g %5.2g %5.2g%c %11.2g "
+                        "%5.2g %5.2g %5.2g %5.2g%c %11.2g %12s"
                         "%08X %6zu%c %6zu %c %9u%c %7u %10s %12s",
             active ? "yes" : "no",
             mClient ? mClient->pid() : getpid() ,
@@ -1108,6 +1113,7 @@
             20.0 * log10(vsVolume.first), // VolumeShaper(s) total volume
             vsVolume.second ? 'A' : ' ',  // if any VolumeShapers active
             20.0 * log10(mVolume),
+            getPortMute() ? "true" : "false",
 
             mCblk->mServer,
             bufferSizeInFrames,
@@ -1614,8 +1620,25 @@
     if (mType != TYPE_PATCH) {
         // Do not recursively propagate a PatchTrack setPortVolume to
         // downstream PatchTracks.
-        forEachTeePatchTrack_l([volume](const auto& patchTrack) {
-                patchTrack->setPortVolume(volume); });
+        forEachTeePatchTrack_l([volume](const auto &patchTrack) {
+            patchTrack->setPortVolume(volume);
+        });
+    }
+}
+
+void Track::setPortMute(bool muted) {
+    mute_state_t newMuteState = mMuteState.load();
+    if (newMuteState.muteFromPortVolume == muted) {
+        return;
+    }
+    newMuteState.muteFromPortVolume = muted;
+    mMuteState.store(newMuteState);
+    if (mType != TYPE_PATCH) {
+        // Do not recursively propagate a PatchTrack setPortVolume to
+        // downstream PatchTracks.
+        forEachTeePatchTrack_l([muted](const auto &patchTrack) {
+            patchTrack->setPortMute(muted);
+        });
     }
 }
 
@@ -1720,8 +1743,8 @@
     }
 
     if (result == OK) {
-        ALOGI("%s(%d): processed mute state for port ID %d from %d to %d", __func__, id(), mPortId,
-                static_cast<int>(mMuteState), static_cast<int>(muteState));
+        ALOGI("%s(%d): processed mute state for port ID %d from %#x to %#x", __func__, id(),
+              mPortId, static_cast<int>(mMuteState.load()), static_cast<int>(muteState));
         mMuteState = muteState;
     } else {
         ALOGW("%s(%d): cannot process mute state for port ID %d, status error %d", __func__, id(),
@@ -2498,7 +2521,8 @@
                                          *  the lowest possible latency
                                          *  even if it might glitch. */
         float speed,
-        float volume)
+        float volume,
+        bool muted)
 {
     return sp<PatchTrack>::make(
             playbackThread,
@@ -2513,7 +2537,8 @@
             timeout,
             frameCountToBeReady,
             speed,
-            volume);
+            volume,
+            muted);
 }
 
 PatchTrack::PatchTrack(IAfPlaybackThread* playbackThread,
@@ -2528,14 +2553,15 @@
                                                      const Timeout& timeout,
                                                      size_t frameCountToBeReady,
                                                      float speed,
-                                                     float volume)
+                                                     float volume,
+                                                     bool muted)
     :   Track(playbackThread, NULL, streamType,
               AUDIO_ATTRIBUTES_INITIALIZER,
               sampleRate, format, channelMask, frameCount,
               buffer, bufferSize, nullptr /* sharedBuffer */,
               AUDIO_SESSION_NONE, getpid(), audioServerAttributionSource(getpid()), flags,
               TYPE_PATCH, AUDIO_PORT_HANDLE_NONE, frameCountToBeReady, speed,
-              false /*isSpatialized*/, false /*isBitPerfect*/, volume),
+              false /*isSpatialized*/, false /*isBitPerfect*/, volume, muted),
         PatchTrackBase(mCblk ? new AudioTrackClientProxy(mCblk, mBuffer, frameCount, mFrameSize,
                         true /*clientInServer*/) : nullptr,
                        playbackThread, timeout)
@@ -3519,7 +3545,8 @@
           const android::content::AttributionSourceState& attributionSource,
           pid_t creatorPid,
           audio_port_handle_t portId,
-          float volume)
+          float volume,
+          bool muted)
 {
     return sp<MmapTrack>::make(
             thread,
@@ -3532,7 +3559,8 @@
             attributionSource,
             creatorPid,
             portId,
-            volume);
+            volume,
+            muted);
 }
 
 MmapTrack::MmapTrack(IAfThreadBase* thread,
@@ -3545,7 +3573,8 @@
         const AttributionSourceState& attributionSource,
         pid_t creatorPid,
         audio_port_handle_t portId,
-        float volume)
+        float volume,
+        bool muted)
     :   TrackBase(thread, NULL, attr, sampleRate, format,
                   channelMask, (size_t)0 /* frameCount */,
                   nullptr /* buffer */, (size_t)0 /* bufferSize */,
@@ -3559,12 +3588,14 @@
         mUid(VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(attributionSource.uid))),
             mSilenced(false), mSilencedNotified(false), mVolume(volume)
 {
+    mMuteState.muteFromPortVolume = muted;
     // Once this item is logged by the server, the client can add properties.
     mTrackMetrics.logConstructor(creatorPid, uid(), id());
     if (isOut && (attr.usage == AUDIO_USAGE_CALL_ASSISTANT
             || attr.usage == AUDIO_USAGE_VIRTUAL_SOURCE)) {
         // Audio patch and call assistant volume are always max
         mVolume = 1.0f;
+        mMuteState.muteFromPortVolume = false;
     }
 }
 
@@ -3662,6 +3693,7 @@
     if (isOut()) {
         result.appendFormat("%4x %2x", mAttr.usage, mAttr.content_type);
         result.appendFormat("%11.2g", 20.0 * log10(mVolume));
+        result.appendFormat("%12s", mMuteState.muteFromPortVolume ? "true" : "false");
     } else {
         result.appendFormat("%7x", mAttr.source);
     }
diff --git a/services/audioflinger/datapath/VolumeInterface.h b/services/audioflinger/datapath/VolumeInterface.h
index 1564fe1..02b6ade 100644
--- a/services/audioflinger/datapath/VolumeInterface.h
+++ b/services/audioflinger/datapath/VolumeInterface.h
@@ -25,7 +25,7 @@
     virtual void setMasterVolume(float value) = 0;
     virtual void setMasterBalance(float balance) = 0;
     virtual void setMasterMute(bool muted) = 0;
-    virtual void setStreamVolume(audio_stream_type_t stream, float value) = 0;
+    virtual void setStreamVolume(audio_stream_type_t stream, float value, bool muted) = 0;
     virtual void setStreamMute(audio_stream_type_t stream, bool muted) = 0;
     // TODO(b/290699744) add "get" prefix for getter below.
     virtual float streamVolume(audio_stream_type_t stream) const = 0;
diff --git a/services/audioflinger/datapath/VolumePortInterface.h b/services/audioflinger/datapath/VolumePortInterface.h
index fb1c463..fe3b782 100644
--- a/services/audioflinger/datapath/VolumePortInterface.h
+++ b/services/audioflinger/datapath/VolumePortInterface.h
@@ -23,7 +23,10 @@
 class VolumePortInterface : public virtual RefBase {
 public:
     virtual void setPortVolume(float volume) = 0;
+    virtual void setPortMute(bool mute) = 0;
     virtual float getPortVolume() const = 0;
+    /** Returns the muted state defined by the volume group which is playing on this port. */
+    virtual bool getPortMute() const = 0;
 };
 
 }  // namespace android
diff --git a/services/audiopolicy/AudioPolicyInterface.h b/services/audiopolicy/AudioPolicyInterface.h
index edcb805..3539f00 100644
--- a/services/audiopolicy/AudioPolicyInterface.h
+++ b/services/audiopolicy/AudioPolicyInterface.h
@@ -148,7 +148,8 @@
                                       output_type_t *outputType,
                                       bool *isSpatialized,
                                       bool *isBitPerfect,
-                                      float *volume) = 0;
+                                      float *volume,
+                                      bool *muted) = 0;
     // indicates to the audio policy manager that the output starts being used by corresponding
     // stream.
     virtual status_t startOutput(audio_port_handle_t portId) = 0;
@@ -197,6 +198,7 @@
     // setting volume for all devices
     virtual status_t setStreamVolumeIndex(audio_stream_type_t stream,
                                           int index,
+                                          bool muted,
                                           audio_devices_t device) = 0;
 
     // retrieve current volume index for the specified stream and the
@@ -208,6 +210,7 @@
 
     virtual status_t setVolumeIndexForAttributes(const audio_attributes_t &attr,
                                                  int index,
+                                                 bool muted,
                                                  audio_devices_t device) = 0;
     virtual status_t getVolumeIndexForAttributes(const audio_attributes_t &attr,
                                                  int &index,
@@ -514,7 +517,7 @@
     // set a stream volume for a particular output. For the same user setting, a given stream type
     // can have different volumes
     // for each output (destination device) it is attached to.
-    virtual status_t setStreamVolume(audio_stream_type_t stream, float volume,
+    virtual status_t setStreamVolume(audio_stream_type_t stream, float volume, bool muted,
                                      audio_io_handle_t output, int delayMs = 0) = 0;
     /**
      * Set volume for given AudioTrack port ids for a particular output.
@@ -522,12 +525,13 @@
      * can have different volumes for each output (destination device) it is attached to.
      * @param ports to consider
      * @param volume to apply
+     * @param muted to apply
      * @param output to consider
      * @param delayMs to use
      * @return NO_ERROR if successful
      */
     virtual status_t setPortsVolume(const std::vector<audio_port_handle_t>& ports, float volume,
-            audio_io_handle_t output, int delayMs = 0) = 0;
+            bool muted, audio_io_handle_t output, int delayMs = 0) = 0;
 
     // function enabling to send proprietary informations directly from audio policy manager to
     // audio hardware interface.
diff --git a/services/audiopolicy/common/managerdefinitions/Android.bp b/services/audiopolicy/common/managerdefinitions/Android.bp
index 4dedcd6..0e1d090 100644
--- a/services/audiopolicy/common/managerdefinitions/Android.bp
+++ b/services/audiopolicy/common/managerdefinitions/Android.bp
@@ -39,6 +39,7 @@
         "android.media.audiopolicy-aconfig-cc",
         "audioclient-types-aidl-cpp",
         "audiopolicy-types-aidl-cpp",
+        "com.android.media.audio-aconfig-cc",
         "com.android.media.audioserver-aconfig-cc",
         "libaconfig_storage_read_api_cc",
         "libaudioclient_aidl_conversion",
diff --git a/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h b/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
index 835fad2..9bceee7 100644
--- a/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
+++ b/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
@@ -89,7 +89,9 @@
 class VolumeActivity : public ActivityTracking
 {
 public:
-    bool isMuted() const { return mMuteCount > 0; }
+    bool isMutedInternally() const { return mMuteCount > 0; }
+    bool isMutedByGroup() const { return mMutedByGroup > 0; }
+    void setMutedByGroup(bool mutedByGroup) { mMutedByGroup = mutedByGroup; }
     int getMuteCount() const { return mMuteCount; }
     int incMuteCount() { return ++mMuteCount; }
     int decMuteCount() { return mMuteCount > 0 ? --mMuteCount : -1; }
@@ -107,6 +109,7 @@
 
 private:
     int mMuteCount = 0; /**< mute request counter */
+    bool mMutedByGroup = false; /**< mute from AudioService, does not add to counter */
     float mCurVolumeDb = NAN; /**< current volume in dB. */
     bool mIsVoice = false; /** true if this volume source is used for voice call volume */
 };
@@ -209,16 +212,25 @@
         return mVolumeActivities.find(vs) != std::end(mVolumeActivities)?
                     mVolumeActivities.at(vs).getActivityCount() : 0;
     }
-    bool isMuted(VolumeSource vs) const
+    bool isMutedInternally(VolumeSource vs) const
     {
         return mVolumeActivities.find(vs) != std::end(mVolumeActivities)?
-                    mVolumeActivities.at(vs).isMuted() : false;
+                    mVolumeActivities.at(vs).isMutedInternally() : false;
     }
     int getMuteCount(VolumeSource vs) const
     {
         return mVolumeActivities.find(vs) != std::end(mVolumeActivities)?
                     mVolumeActivities.at(vs).getMuteCount() : 0;
     }
+    bool isMutedByGroup(VolumeSource vs)
+    {
+        return mVolumeActivities.find(vs) != std::end(mVolumeActivities)?
+               mVolumeActivities.at(vs).isMutedByGroup() : false;
+    }
+    bool hasVolumeSource(VolumeSource vs)
+    {
+        return mVolumeActivities.find(vs) != std::end(mVolumeActivities);
+    }
     int incMuteCount(VolumeSource vs)
     {
         return mVolumeActivities[vs].incMuteCount();
@@ -227,10 +239,11 @@
     {
         return mVolumeActivities[vs].decMuteCount();
     }
-    void setCurVolume(VolumeSource vs, float volumeDb, bool isVoiceVolSrc)
+    void setCurVolume(VolumeSource vs, float volumeDb, bool mutedByGroup, bool isVoiceVolSrc)
     {
         // Even if not activity for this source registered, need to create anyway
         mVolumeActivities[vs].setVolume(volumeDb);
+        mVolumeActivities[vs].setMutedByGroup(mutedByGroup);
         mVolumeActivities[vs].setIsVoice(isVoiceVolSrc);
     }
     float getCurVolume(VolumeSource vs) const
diff --git a/services/audiopolicy/common/managerdefinitions/include/IVolumeCurves.h b/services/audiopolicy/common/managerdefinitions/include/IVolumeCurves.h
index fd8b81a..ebfc597 100644
--- a/services/audiopolicy/common/managerdefinitions/include/IVolumeCurves.h
+++ b/services/audiopolicy/common/managerdefinitions/include/IVolumeCurves.h
@@ -41,6 +41,8 @@
     virtual status_t initVolume(int indexMin, int indexMax) = 0;
     virtual std::vector<audio_attributes_t> getAttributes() const = 0;
     virtual std::vector<audio_stream_type_t> getStreamTypes() const = 0;
+    virtual void setIsMuted(bool isMuted) = 0;
+    virtual bool isMuted() const = 0;
     virtual void dump(String8 *dst, int spaces = 0, bool curvePoints = false) const = 0;
 };
 
diff --git a/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp b/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
index 2c41de4..c417462 100644
--- a/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
@@ -22,6 +22,7 @@
 #include <AudioPolicyInterface.h>
 #include "AudioOutputDescriptor.h"
 #include "AudioPolicyMix.h"
+#include <com_android_media_audio.h>
 #include "IOProfile.h"
 #include "Volume.h"
 #include "HwModule.h"
@@ -161,7 +162,7 @@
     return false;
 }
 
-bool AudioOutputDescriptor::setVolume(float volumeDb, bool /*muted*/,
+bool AudioOutputDescriptor::setVolume(float volumeDb, bool mutedByGroup,
                                       VolumeSource volumeSource,
                                       const StreamTypeVector &/*streams*/,
                                       const DeviceTypeSet& deviceTypes,
@@ -169,7 +170,6 @@
                                       bool force,
                                       bool isVoiceVolSrc)
 {
-
     if (!supportedDevices().containsDeviceAmongTypes(deviceTypes)) {
         ALOGV("%s output ID %d unsupported device %s",
                 __func__, getId(), toString(deviceTypes).c_str());
@@ -177,10 +177,14 @@
     }
     // We actually change the volume if:
     // - the float value returned by computeVolume() changed
+    // - the muted state changed
     // - the force flag is set
-    if (volumeDb != getCurVolume(volumeSource) || force) {
-        ALOGV("%s for volumeSrc %d, volume %f, delay %d", __func__, volumeSource, volumeDb, delayMs);
-        setCurVolume(volumeSource, volumeDb, isVoiceVolSrc);
+    const bool mutedChanged =
+            com_android_media_audio_ring_my_car() && (isMutedByGroup(volumeSource) != mutedByGroup);
+    if (volumeDb != getCurVolume(volumeSource) || mutedChanged  || force) {
+        ALOGV("%s for volumeSrc %d, volume %f, mutedByGroup %d,  delay %d", __func__, volumeSource,
+              volumeDb, mutedByGroup, delayMs);
+        setCurVolume(volumeSource, volumeDb, mutedByGroup, isVoiceVolSrc);
         return true;
     }
     return false;
@@ -497,7 +501,7 @@
 }
 
 void SwAudioOutputDescriptor::setSwMute(
-        bool muted, VolumeSource vs, const StreamTypeVector &streamTypes,
+        bool mutedByGroup, VolumeSource vs, const StreamTypeVector &streamTypes,
         const DeviceTypeSet& deviceTypes, uint32_t delayMs) {
     // volume source active and more than one volume source is active, otherwise, no-op or let
     // setVolume controlling SW and/or HW Gains
@@ -506,11 +510,11 @@
             for (const auto& devicePort : devices()) {
                 if (isSingleDeviceType(deviceTypes, devicePort->type()) &&
                     devicePort->hasGainController(true /*canUseForVolume*/)) {
-                    float volumeAmpl = muted ? 0.0f : Volume::DbToAmpl(0);
                     ALOGV("%s: output: %d, vs: %d, muted: %d, active vs count: %zu", __func__,
-                          mIoHandle, vs, muted, getActiveVolumeSources().size());
+                          mIoHandle, vs, mutedByGroup, getActiveVolumeSources().size());
                     for (const auto &stream : streamTypes) {
-                        mClientInterface->setStreamVolume(stream, volumeAmpl, mIoHandle, delayMs);
+                        mClientInterface->setStreamVolume(stream, Volume::DbToAmpl(0), mutedByGroup,
+                                                          mIoHandle, delayMs);
                     }
                     return;
                 }
@@ -521,11 +525,12 @@
             for (const auto &devicePort: devices()) {
                 if (isSingleDeviceType(deviceTypes, devicePort->type()) &&
                     devicePort->hasGainController(true /*canUseForVolume*/)) {
-                    float volumeAmpl = muted ? 0.0f : Volume::DbToAmpl(0);
+                    float volumeAmpl = Volume::DbToAmpl(0);
                     ALOGV("%s: output: %d, vs: %d, muted: %d, active vs count: %zu", __func__,
-                          mIoHandle, vs, muted, getActiveVolumeSources().size());
+                          mIoHandle, vs, mutedByGroup, getActiveVolumeSources().size());
                     mClientInterface->setPortsVolume(
-                            getPortsForVolumeSource(vs), volumeAmpl, mIoHandle, delayMs);
+                            getPortsForVolumeSource(vs), Volume::DbToAmpl(0), mutedByGroup,
+                            mIoHandle, delayMs);
                     return;
                 }
             }
@@ -533,7 +538,7 @@
     }
 }
 
-bool SwAudioOutputDescriptor::setVolume(float volumeDb, bool muted,
+bool SwAudioOutputDescriptor::setVolume(float volumeDb, bool mutedByGroup,
                                         VolumeSource vs, const StreamTypeVector &streamTypes,
                                         const DeviceTypeSet& deviceTypes,
                                         uint32_t delayMs,
@@ -542,18 +547,22 @@
 {
     StreamTypeVector streams = streamTypes;
     if (!AudioOutputDescriptor::setVolume(
-            volumeDb, muted, vs, streamTypes, deviceTypes, delayMs, force, isVoiceVolSrc)) {
+            volumeDb, mutedByGroup, vs, streamTypes, deviceTypes, delayMs, force, isVoiceVolSrc)) {
         if (hasStream(streamTypes, AUDIO_STREAM_BLUETOOTH_SCO)) {
             VolumeSource callVolSrc = getVoiceSource();
-            if (callVolSrc != VOLUME_SOURCE_NONE && volumeDb != getCurVolume(callVolSrc)) {
-                setCurVolume(callVolSrc, volumeDb, true);
+            const bool mutedChanged =
+                    com_android_media_audio_ring_my_car() && hasVolumeSource(callVolSrc) &&
+                    (isMutedByGroup(callVolSrc) != mutedByGroup);
+            if (callVolSrc != VOLUME_SOURCE_NONE &&
+                (volumeDb != getCurVolume(callVolSrc) || mutedChanged)) {
+                setCurVolume(callVolSrc, volumeDb, mutedByGroup, true);
                 float volumeAmpl = Volume::DbToAmpl(volumeDb);
                 if (audioserver_flags::portid_volume_management()) {
                     mClientInterface->setPortsVolume(getPortsForVolumeSource(callVolSrc),
-                            volumeAmpl, mIoHandle, delayMs);
+                            volumeAmpl, mutedByGroup, mIoHandle, delayMs);
                 } else {
                     mClientInterface->setStreamVolume(AUDIO_STREAM_VOICE_CALL,
-                            volumeAmpl, mIoHandle, delayMs);
+                            volumeAmpl, mutedByGroup, mIoHandle, delayMs);
                 }
             }
         }
@@ -580,18 +589,19 @@
                 // Allows to mute SW Gain on AudioFlinger only for volume group with explicit
                 // stream(s)
                 if (!streamTypes.empty() || (getActiveVolumeSources().size() == 1)) {
-                    const bool canMute = muted && (volumeDb != 0.0f) && !streamTypes.empty();
-                    float volumeAmpl = canMute ? 0.0f : Volume::DbToAmpl(0);
+                    const bool canMute = mutedByGroup && !streamTypes.empty();
+                    const float volumeAmpl = Volume::DbToAmpl(0);
                     for (const auto &stream: streams) {
-                        mClientInterface->setStreamVolume(stream, volumeAmpl, mIoHandle, delayMs);
+                        mClientInterface->setStreamVolume(stream, volumeAmpl, canMute, mIoHandle,
+                                                          delayMs);
                     }
                 }
             } else {
-                float volumeAmpl = (muted && volumeDb != 0.0f) ? 0.0f : Volume::DbToAmpl(0);
+                float volumeAmpl = Volume::DbToAmpl(0);
                 ALOGV("%s: output: %d, vs: %d, active vs count: %zu", __func__,
                       mIoHandle, vs, getActiveVolumeSources().size());
                 mClientInterface->setPortsVolume(
-                        getPortsForVolumeSource(vs), volumeAmpl, mIoHandle, delayMs);
+                        getPortsForVolumeSource(vs), volumeAmpl, mutedByGroup, mIoHandle, delayMs);
             }
             AudioGains gains = devicePort->getGains();
             int gainMinValueInMb = gains[0]->getMinValueInMb();
@@ -615,26 +625,27 @@
         if (audioserver_flags::portid_volume_management()) {
             if (callVolSrc != VOLUME_SOURCE_NONE) {
                 mClientInterface->setPortsVolume(getPortsForVolumeSource(callVolSrc), volumeAmpl,
-                        mIoHandle, delayMs);
+                                                 mutedByGroup, mIoHandle, delayMs);
             }
         } else {
-            mClientInterface->setStreamVolume(AUDIO_STREAM_VOICE_CALL, volumeAmpl, mIoHandle,
-                    delayMs);
+            mClientInterface->setStreamVolume(AUDIO_STREAM_VOICE_CALL, volumeAmpl, mutedByGroup,
+                                              mIoHandle, delayMs);
         }
         if (callVolSrc != VOLUME_SOURCE_NONE) {
-            setCurVolume(callVolSrc, getCurVolume(vs), true);
+            setCurVolume(callVolSrc, getCurVolume(vs), mutedByGroup, true);
         }
     }
     if (audioserver_flags::portid_volume_management()) {
-        ALOGV("%s output %d for volumeSource %d, volume %f, delay %d active=%d", __func__,
-              mIoHandle, vs, volumeDb, delayMs, isActive(vs));
-        mClientInterface->setPortsVolume(getPortsForVolumeSource(vs), volumeAmpl, mIoHandle,
-                                         delayMs);
+        ALOGV("%s output %d for volumeSource %d, volume %f, mutedByGroup %d, delay %d active=%d",
+              __func__, mIoHandle, vs, volumeDb, mutedByGroup, delayMs, isActive(vs));
+        mClientInterface->setPortsVolume(getPortsForVolumeSource(vs), volumeAmpl, mutedByGroup,
+                                         mIoHandle, delayMs);
     } else {
         for (const auto &stream : streams) {
-            ALOGV("%s output %d for volumeSource %d, volume %f, delay %d stream=%s", __func__,
-                  mIoHandle, vs, volumeDb, delayMs, toString(stream).c_str());
-            mClientInterface->setStreamVolume(stream, volumeAmpl, mIoHandle, delayMs);
+            ALOGV("%s output %d for volumeSource %d, volume %f, mutedByGroup %d delay %d stream=%s",
+                  __func__, mIoHandle, vs, volumeDb, mutedByGroup, delayMs,
+                  toString(stream).c_str());
+            mClientInterface->setStreamVolume(stream, volumeAmpl, mutedByGroup, mIoHandle, delayMs);
         }
     }
     return true;
diff --git a/services/audiopolicy/engine/common/include/VolumeCurve.h b/services/audiopolicy/engine/common/include/VolumeCurve.h
index 2e75ff1..e5f7a41 100644
--- a/services/audiopolicy/engine/common/include/VolumeCurve.h
+++ b/services/audiopolicy/engine/common/include/VolumeCurve.h
@@ -179,6 +179,12 @@
     }
     StreamTypeVector getStreamTypes() const override { return mStreams; }
 
+    void setIsMuted(bool isMuted)
+    {
+        mIsMuted = isMuted;
+    }
+    bool isMuted() const { return mIsMuted; }
+
     void dump(String8 *dst, int spaces = 0, bool curvePoints = false) const override;
 
 private:
@@ -187,6 +193,7 @@
     int mIndexMin; /**< min volume index. */
     int mIndexMax; /**< max volume index. */
     const bool mCanBeMuted = true; /**< true is the stream can be muted. */
+    bool mIsMuted = false; /**< true if the stream is currently muted. */
 
     AttributesVector mAttributes;
     StreamTypeVector mStreams; /**< Keep it for legacy. */
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Android.bp b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Android.bp
index c9a77a4..27a290f 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Android.bp
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Android.bp
@@ -45,4 +45,7 @@
         "libparameter",
         "libutils",
     ],
+    defaults: [
+        "aconfig_lib_cc_shared_link.defaults",
+    ],
 }
diff --git a/services/audiopolicy/fuzzer/audiopolicy_fuzzer.cpp b/services/audiopolicy/fuzzer/audiopolicy_fuzzer.cpp
index fd40c04..a5f37b0 100644
--- a/services/audiopolicy/fuzzer/audiopolicy_fuzzer.cpp
+++ b/services/audiopolicy/fuzzer/audiopolicy_fuzzer.cpp
@@ -266,6 +266,7 @@
     bool isSpatialized;
     bool isBitPerfect;
     float volume;
+    bool muted;
 
     // TODO b/182392769: use attribution source util
     AttributionSourceState attributionSource;
@@ -273,7 +274,7 @@
     attributionSource.token = sp<BBinder>::make();
     if (mManager->getOutputForAttr(&attr, output, AUDIO_SESSION_NONE, &stream, attributionSource,
             &config, &flags, selectedDeviceId, portId, {}, &outputType, &isSpatialized,
-            &isBitPerfect, &volume) != OK) {
+            &isBitPerfect, &volume, &muted) != OK) {
         return false;
     }
     if (*output == AUDIO_IO_HANDLE_NONE || *portId == AUDIO_PORT_HANDLE_NONE) {
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index c1c4a28..3633732 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -1512,7 +1512,8 @@
                                               output_type_t *outputType,
                                               bool *isSpatialized,
                                               bool *isBitPerfect,
-                                              float *volume)
+                                              float *volume,
+                                              bool *muted)
 {
     // The supplied portId must be AUDIO_PORT_HANDLE_NONE
     if (*portId != AUDIO_PORT_HANDLE_NONE) {
@@ -1569,6 +1570,7 @@
     outputDesc->addClient(clientDesc);
 
     *volume = Volume::DbToAmpl(outputDesc->getCurVolume(toVolumeSource(resultAttr)));
+    *muted = outputDesc->isMutedByGroup(toVolumeSource(resultAttr));
 
     ALOGV("%s() returns output %d requestedPortId %d selectedDeviceId %d for port ID %d", __func__,
           *output, requestedPortId, *selectedDeviceId, *portId);
@@ -2617,8 +2619,7 @@
         auto &curves = getVolumeCurves(client->attributes());
         if (NO_ERROR != checkAndSetVolume(curves, client->volumeSource(),
                           curves.getVolumeIndex(outputDesc->devices().types()),
-                          outputDesc,
-                          outputDesc->devices().types(), 0 /*delay*/,
+                          outputDesc, outputDesc->devices().types(), 0 /*delay*/,
                           outputDesc->useHwGain() /*force*/)) {
             // request AudioService to reinitialize the volume curves asynchronously
             ALOGE("checkAndSetVolume failed, requesting volume range init");
@@ -3591,6 +3592,7 @@
 
 status_t AudioPolicyManager::setStreamVolumeIndex(audio_stream_type_t stream,
                                                   int index,
+                                                  bool muted,
                                                   audio_devices_t device)
 {
     auto attributes = mEngine->getAttributesForStreamType(stream);
@@ -3600,7 +3602,7 @@
     }
     ALOGV("%s: stream %s attributes=%s, index %d , device 0x%X", __func__,
           toString(stream).c_str(), toString(attributes).c_str(), index, device);
-    return setVolumeIndexForAttributes(attributes, index, device);
+    return setVolumeIndexForAttributes(attributes, index, muted, device);
 }
 
 status_t AudioPolicyManager::getStreamVolumeIndex(audio_stream_type_t stream,
@@ -3619,6 +3621,7 @@
 
 status_t AudioPolicyManager::setVolumeIndexForAttributes(const audio_attributes_t &attributes,
                                                          int index,
+                                                         bool muted,
                                                          audio_devices_t device)
 {
     // Get Volume group matching the Audio Attributes
@@ -3638,7 +3641,8 @@
             toVolumeSource(AUDIO_STREAM_VOICE_CALL, false) : vs;
     product_strategy_t strategy = mEngine->getProductStrategyForAttributes(attributes);
 
-    status = setVolumeCurveIndex(index, device, curves);
+
+    status = setVolumeCurveIndex(index, muted, device, curves);
     if (status != NO_ERROR) {
         ALOGE("%s failed to set curve index for group %d device 0x%X", __func__, group, device);
         return status;
@@ -3700,8 +3704,9 @@
         // HW Gain management, do not change the volume
         if (desc->useHwGain()) {
             applyVolume = false;
+            bool swMute = com_android_media_audio_ring_my_car() ? curves.isMuted() : (index == 0);
             // If the volume source is active with higher priority source, ensure at least Sw Muted
-            desc->setSwMute((index == 0), vs, curves.getStreamTypes(), curDevices, 0 /*delayMs*/);
+            desc->setSwMute(swMute, vs, curves.getStreamTypes(), curDevices, 0 /*delayMs*/);
             for (const auto &productStrategy : mEngine->getOrderedProductStrategies()) {
                 auto activeClients = desc->clientsList(true /*activeOnly*/, productStrategy,
                                                        false /*preferredDevice*/);
@@ -3739,8 +3744,7 @@
         //FIXME: workaround for truncated touch sounds
         // delayed volume change for system stream to be removed when the problem is
         // handled by system UI
-        status_t volStatus = checkAndSetVolume(
-                    curves, vs, index, desc, curDevices,
+        status_t volStatus = checkAndSetVolume(curves, vs, index, desc, curDevices,
                     ((vs == toVolumeSource(AUDIO_STREAM_SYSTEM, false))?
                          TOUCH_SOUND_FIXED_DELAY_MS : 0));
         if (volStatus != NO_ERROR) {
@@ -3769,6 +3773,7 @@
 }
 
 status_t AudioPolicyManager::setVolumeCurveIndex(int index,
+                                                 bool muted,
                                                  audio_devices_t device,
                                                  IVolumeCurves &volumeCurves)
 {
@@ -3788,8 +3793,9 @@
     // Force max volume if stream cannot be muted
     if (!volumeCurves.canBeMuted()) index = volumeCurves.getVolumeIndexMax();
 
-    ALOGV("%s device %08x, index %d", __FUNCTION__ , device, index);
+    ALOGV("%s device %08x, index %d, muted %d", __FUNCTION__ , device, index, muted);
     volumeCurves.addCurrentVolumeIndex(device, index);
+    volumeCurves.setIsMuted(muted);
     return NO_ERROR;
 }
 
@@ -7898,7 +7904,8 @@
         }
         for (size_t i = 0; i < mOutputs.size(); i++) {
             sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
-            setVolumeSourceMute(ttsVolumeSource, mute/*on*/, desc, 0 /*delay*/, DeviceTypeSet());
+            setVolumeSourceMutedInternally(ttsVolumeSource, mute/*on*/, desc, 0 /*delay*/,
+                                           DeviceTypeSet());
             const uint32_t latency = desc->latency() * 2;
             if (desc->isActive(latency * 2) && latency > maxLatency) {
                 maxLatency = latency;
@@ -7992,9 +7999,10 @@
         for (const auto &activeVs : outputDesc->getActiveVolumeSources()) {
             // make sure that we do not start the temporary mute period too early in case of
             // delayed device change
-            setVolumeSourceMute(activeVs, true, outputDesc, delayMs);
-            setVolumeSourceMute(activeVs, false, outputDesc, delayMs + tempMuteDurationMs,
-                                devices.types());
+            setVolumeSourceMutedInternally(activeVs, true, outputDesc, delayMs);
+            setVolumeSourceMutedInternally(activeVs, false, outputDesc,
+                                           delayMs + tempMuteDurationMs,
+                                           devices.types());
         }
     }
 
@@ -8507,7 +8515,7 @@
     static std::set<IVolumeCurves*> invalidCurvesReported;
 
     // do not change actual attributes volume if the attributes is muted
-    if (outputDesc->isMuted(volumeSource)) {
+    if (!com_android_media_audio_ring_my_car() && outputDesc->isMutedInternally(volumeSource)) {
         ALOGVV("%s: volume source %d muted count %d active=%d", __func__, volumeSource,
                outputDesc->getMuteCount(volumeSource), outputDesc->isActive(volumeSource));
         return NO_ERROR;
@@ -8549,7 +8557,13 @@
                     || isSingleDeviceType(deviceTypes, audio_is_ble_out_device)))) {
         volumeDb = 0.0f;
     }
-    const bool muted = (index == 0) && (volumeDb != 0.0f);
+
+    bool muted;
+    if (!com_android_media_audio_ring_my_car()) {
+        muted = (index == 0) && (volumeDb != 0.0f);
+    } else {
+        muted = curves.isMuted();
+    }
     outputDesc->setVolume(volumeDb, muted, volumeSource, curves.getStreamTypes(),
             deviceTypes, delayMs, force, isVoiceVolSrc);
 
@@ -8564,6 +8578,11 @@
 void AudioPolicyManager::setVoiceVolume(
         int index, IVolumeCurves &curves, bool voiceVolumeManagedByHost, int delayMs) {
     float voiceVolume;
+
+    if (com_android_media_audio_ring_my_car() && curves.isMuted()) {
+        index = 0;
+    }
+
     // Force voice volume to max or mute for Bluetooth SCO/BLE as other attenuations are managed
     // by the headset
     if (voiceVolumeManagedByHost) {
@@ -8617,8 +8636,7 @@
     ALOGVV("applyStreamVolumes() for device %s", dumpDeviceTypes(deviceTypes).c_str());
     for (const auto &volumeGroup : mEngine->getVolumeGroups()) {
         auto &curves = getVolumeCurves(toVolumeSource(volumeGroup));
-        checkAndSetVolume(curves, toVolumeSource(volumeGroup),
-                          curves.getVolumeIndex(deviceTypes),
+        checkAndSetVolume(curves, toVolumeSource(volumeGroup), curves.getVolumeIndex(deviceTypes),
                           outputDesc, deviceTypes, delayMs, force);
     }
 }
@@ -8641,23 +8659,23 @@
         }
     }
     for (auto source : sourcesToMute) {
-        setVolumeSourceMute(source, on, outputDesc, delayMs, deviceTypes);
+        setVolumeSourceMutedInternally(source, on, outputDesc, delayMs, deviceTypes);
     }
 
 }
 
-void AudioPolicyManager::setVolumeSourceMute(VolumeSource volumeSource,
-                                             bool on,
-                                             const sp<AudioOutputDescriptor>& outputDesc,
-                                             int delayMs,
-                                             DeviceTypeSet deviceTypes)
+void AudioPolicyManager::setVolumeSourceMutedInternally(VolumeSource volumeSource,
+                                                        bool on,
+                                                        const sp<AudioOutputDescriptor>& outputDesc,
+                                                        int delayMs,
+                                                        DeviceTypeSet deviceTypes)
 {
     if (deviceTypes.empty()) {
         deviceTypes = outputDesc->devices().types();
     }
     auto &curves = getVolumeCurves(volumeSource);
     if (on) {
-        if (!outputDesc->isMuted(volumeSource)) {
+        if (!outputDesc->isMutedInternally(volumeSource)) {
             if (curves.canBeMuted() &&
                     (volumeSource != toVolumeSource(AUDIO_STREAM_ENFORCED_AUDIBLE, false) ||
                      (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) ==
@@ -8669,7 +8687,7 @@
         // ignored
         outputDesc->incMuteCount(volumeSource);
     } else {
-        if (!outputDesc->isMuted(volumeSource)) {
+        if (!outputDesc->isMutedInternally(volumeSource)) {
             ALOGV("%s unmuting non muted attributes!", __func__);
             return;
         }
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index 9ad2ea5..20f7b12 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -129,7 +129,8 @@
                                   output_type_t *outputType,
                                   bool *isSpatialized,
                                   bool *isBitPerfect,
-                                  float *volume) override;
+                                  float *volume,
+                                  bool *muted) override;
         virtual status_t startOutput(audio_port_handle_t portId);
         virtual status_t stopOutput(audio_port_handle_t portId);
         virtual bool releaseOutput(audio_port_handle_t portId);
@@ -169,6 +170,7 @@
         virtual void initStreamVolume(audio_stream_type_t stream, int indexMin, int indexMax);
         virtual status_t setStreamVolumeIndex(audio_stream_type_t stream,
                                               int index,
+                                              bool muted,
                                               audio_devices_t device);
         virtual status_t getStreamVolumeIndex(audio_stream_type_t stream,
                                               int *index,
@@ -176,6 +178,7 @@
 
         virtual status_t setVolumeIndexForAttributes(const audio_attributes_t &attr,
                                                      int index,
+                                                     bool muted,
                                                      audio_devices_t device);
         virtual status_t getVolumeIndexForAttributes(const audio_attributes_t &attr,
                                                      int &index,
@@ -185,6 +188,7 @@
         virtual status_t getMinVolumeIndexForAttributes(const audio_attributes_t &attr, int &index);
 
         status_t setVolumeCurveIndex(int index,
+                                     bool muted,
                                      audio_devices_t device,
                                      IVolumeCurves &volumeCurves);
 
@@ -650,7 +654,8 @@
                              DeviceTypeSet deviceTypes = DeviceTypeSet());
 
         /**
-         * @brief setVolumeSourceMute Mute or unmute the volume source on the specified output
+         * @brief setVolumeSourceMutedInternally Mute or unmute the volume source on the specified
+         * output
          * @param volumeSource to be muted/unmute (may host legacy streams or by extension set of
          * audio attributes)
          * @param on true to mute, false to umute
@@ -658,11 +663,11 @@
          * @param delayMs
          * @param device
          */
-        void setVolumeSourceMute(VolumeSource volumeSource,
-                                 bool on,
-                                 const sp<AudioOutputDescriptor>& outputDesc,
-                                 int delayMs = 0,
-                                 DeviceTypeSet deviceTypes = DeviceTypeSet());
+        void setVolumeSourceMutedInternally(VolumeSource volumeSource,
+                                            bool on,
+                                            const sp<AudioOutputDescriptor>& outputDesc,
+                                            int delayMs = 0,
+                                            DeviceTypeSet deviceTypes = DeviceTypeSet());
 
         audio_mode_t getPhoneState();
 
diff --git a/services/audiopolicy/service/AudioPolicyClientImpl.cpp b/services/audiopolicy/service/AudioPolicyClientImpl.cpp
index 363dfa7..3ed247b 100644
--- a/services/audiopolicy/service/AudioPolicyClientImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyClientImpl.cpp
@@ -186,21 +186,19 @@
 }
 
 status_t AudioPolicyService::AudioPolicyClient::setStreamVolume(audio_stream_type_t stream,
-                     float volume, audio_io_handle_t output,
-                     int delay_ms)
+                     float volume, bool muted, audio_io_handle_t output, int delay_ms)
 {
-    return mAudioPolicyService->setStreamVolume(stream, volume, output,
-                                               delay_ms);
+    return mAudioPolicyService->setStreamVolume(stream, volume, muted, output, delay_ms);
 }
 
 status_t AudioPolicyService::AudioPolicyClient::setPortsVolume(
-        const std::vector<audio_port_handle_t> &ports, float volume, audio_io_handle_t output,
-        int delayMs)
+        const std::vector<audio_port_handle_t> &ports, float volume, bool muted,
+        audio_io_handle_t output, int delayMs)
 {
     if (ports.empty()) {
         return NO_ERROR;
     }
-    return mAudioPolicyService->setPortsVolume(ports, volume, output, delayMs);
+    return mAudioPolicyService->setPortsVolume(ports, volume, muted, output, delayMs);
 }
 
 void AudioPolicyService::AudioPolicyClient::setParameters(audio_io_handle_t io_handle,
diff --git a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
index 24ab6a1..84b6c53 100644
--- a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
@@ -430,6 +430,7 @@
     bool isSpatialized = false;
     bool isBitPerfect = false;
     float volume;
+    bool muted;
     status_t result = mAudioPolicyManager->getOutputForAttr(&attr, &output, session,
                                                             &stream,
                                                             attributionSource,
@@ -439,7 +440,8 @@
                                                             &outputType,
                                                             &isSpatialized,
                                                             &isBitPerfect,
-                                                            &volume);
+                                                            &volume,
+                                                            &muted);
 
     // FIXME: Introduce a way to check for the the telephony device before opening the output
     if (result == NO_ERROR) {
@@ -504,6 +506,7 @@
         _aidl_return->attr = VALUE_OR_RETURN_BINDER_STATUS(
                 legacy2aidl_audio_attributes_t_AudioAttributes(attr));
         _aidl_return->volume = volume;
+        _aidl_return->muted = muted;
     } else {
         _aidl_return->configBase.format = VALUE_OR_RETURN_BINDER_STATUS(
                 legacy2aidl_audio_format_t_AudioFormatDescription(config.format));
@@ -1170,7 +1173,7 @@
 
 Status AudioPolicyService::setStreamVolumeIndex(AudioStreamType streamAidl,
                                                 const AudioDeviceDescription& deviceAidl,
-                                                int32_t indexAidl) {
+                                                int32_t indexAidl, bool muted) {
     audio_stream_type_t stream = VALUE_OR_RETURN_BINDER_STATUS(
             aidl2legacy_AudioStreamType_audio_stream_type_t(streamAidl));
     int index = VALUE_OR_RETURN_BINDER_STATUS(convertIntegral<int>(indexAidl));
@@ -1192,6 +1195,7 @@
     AutoCallerClear acc;
     return binderStatusFromStatusT(mAudioPolicyManager->setStreamVolumeIndex(stream,
                                                                              index,
+                                                                             muted,
                                                                              device));
 }
 
@@ -1220,7 +1224,7 @@
 
 Status AudioPolicyService::setVolumeIndexForAttributes(
         const media::audio::common::AudioAttributes& attrAidl,
-        const AudioDeviceDescription& deviceAidl, int32_t indexAidl) {
+        const AudioDeviceDescription& deviceAidl, int32_t indexAidl, bool muted) {
     audio_attributes_t attributes = VALUE_OR_RETURN_BINDER_STATUS(
             aidl2legacy_AudioAttributes_audio_attributes_t(attrAidl));
     int index = VALUE_OR_RETURN_BINDER_STATUS(convertIntegral<int>(indexAidl));
@@ -1240,7 +1244,7 @@
     audio_utils::lock_guard _l(mMutex);
     AutoCallerClear acc;
     return binderStatusFromStatusT(
-            mAudioPolicyManager->setVolumeIndexForAttributes(attributes, index, device));
+            mAudioPolicyManager->setVolumeIndexForAttributes(attributes, index, muted, device));
 }
 
 Status AudioPolicyService::getVolumeIndexForAttributes(
diff --git a/services/audiopolicy/service/AudioPolicyService.cpp b/services/audiopolicy/service/AudioPolicyService.cpp
index 7b7275e..697924d 100644
--- a/services/audiopolicy/service/AudioPolicyService.cpp
+++ b/services/audiopolicy/service/AudioPolicyService.cpp
@@ -1817,6 +1817,7 @@
                     ul.unlock();
                     command->mStatus = AudioSystem::setStreamVolume(data->mStream,
                                                                     data->mVolume,
+                                                                    data->mIsMuted,
                                                                     data->mIO);
                     ul.lock();
                     }break;
@@ -1827,6 +1828,7 @@
                     ul.unlock();
                     command->mStatus = AudioSystem::setPortsVolume(data->mPorts,
                                                                    data->mVolume,
+                                                                   data->mMuted,
                                                                    data->mIO);
                     ul.lock();
                     } break;
@@ -2147,6 +2149,7 @@
 
 status_t AudioPolicyService::AudioCommandThread::volumeCommand(audio_stream_type_t stream,
                                                                float volume,
+                                                               bool muted,
                                                                audio_io_handle_t output,
                                                                int delayMs)
 {
@@ -2155,6 +2158,7 @@
     sp<VolumeData> data = new VolumeData();
     data->mStream = stream;
     data->mVolume = volume;
+    data->mIsMuted = muted;
     data->mIO = output;
     command->mParam = data;
     command->mWaitStatus = true;
@@ -2164,14 +2168,15 @@
 }
 
 status_t AudioPolicyService::AudioCommandThread::volumePortsCommand(
-        const std::vector<audio_port_handle_t> &ports, float volume, audio_io_handle_t output,
-        int delayMs)
+        const std::vector<audio_port_handle_t> &ports, float volume, bool muted,
+        audio_io_handle_t output, int delayMs)
 {
     sp<AudioCommand> command = new AudioCommand();
     command->mCommand = SET_PORTS_VOLUME;
     sp<VolumePortsData> data = new VolumePortsData();
     data->mPorts = ports;
     data->mVolume = volume;
+    data->mMuted = muted;
     data->mIO = output;
     command->mParam = data;
     command->mWaitStatus = true;
@@ -2675,17 +2680,18 @@
 
 int AudioPolicyService::setStreamVolume(audio_stream_type_t stream,
                                         float volume,
+                                        bool muted,
                                         audio_io_handle_t output,
                                         int delayMs)
 {
-    return (int)mAudioCommandThread->volumeCommand(stream, volume,
+    return (int)mAudioCommandThread->volumeCommand(stream, volume, muted,
                                                    output, delayMs);
 }
 
 int AudioPolicyService::setPortsVolume(const std::vector<audio_port_handle_t> &ports, float volume,
-                                       audio_io_handle_t output, int delayMs)
+                                       bool muted, audio_io_handle_t output, int delayMs)
 {
-    return (int)mAudioCommandThread->volumePortsCommand(ports, volume, output, delayMs);
+    return (int)mAudioCommandThread->volumePortsCommand(ports, volume, muted, output, delayMs);
 }
 
 int AudioPolicyService::setVoiceVolume(float volume, int delayMs)
diff --git a/services/audiopolicy/service/AudioPolicyService.h b/services/audiopolicy/service/AudioPolicyService.h
index c47b5e9..2ce82c0 100644
--- a/services/audiopolicy/service/AudioPolicyService.h
+++ b/services/audiopolicy/service/AudioPolicyService.h
@@ -136,13 +136,13 @@
                                     int32_t indexMax) override;
     binder::Status setStreamVolumeIndex(AudioStreamType stream,
                                         const AudioDeviceDescription& device,
-                                        int32_t index) override;
+                                        int32_t index, bool muted) override;
     binder::Status getStreamVolumeIndex(AudioStreamType stream,
                                         const AudioDeviceDescription& device,
                                         int32_t* _aidl_return) override;
     binder::Status setVolumeIndexForAttributes(const media::audio::common::AudioAttributes& attr,
                                                const AudioDeviceDescription& device,
-                                               int32_t index) override;
+                                               int32_t index, bool muted) override;
     binder::Status getVolumeIndexForAttributes(const media::audio::common::AudioAttributes& attr,
                                                const AudioDeviceDescription& device,
                                                int32_t* _aidl_return) override;
@@ -353,6 +353,7 @@
 
     virtual status_t setStreamVolume(audio_stream_type_t stream,
                                      float volume,
+                                     bool muted,
                                      audio_io_handle_t output,
                                      int delayMs = 0);
 
@@ -364,12 +365,13 @@
      *
      * @param ports to consider
      * @param volume to set
+     * @param muted to set
      * @param output to consider
      * @param delayMs to use
      * @return NO_ERROR if successful
      */
     virtual status_t setPortsVolume(const std::vector<audio_port_handle_t> &ports, float volume,
-            audio_io_handle_t output, int delayMs = 0);
+            bool muted, audio_io_handle_t output, int delayMs = 0);
     virtual status_t setVoiceVolume(float volume, int delayMs = 0);
 
     void doOnNewAudioModulesAvailable();
@@ -625,10 +627,10 @@
         virtual     bool        threadLoop();
 
                     void        exit();
-                    status_t    volumeCommand(audio_stream_type_t stream, float volume,
+                    status_t    volumeCommand(audio_stream_type_t stream, float volume, bool muted,
                                             audio_io_handle_t output, int delayMs = 0);
                     status_t    volumePortsCommand(const std::vector<audio_port_handle_t> &ports,
-                            float volume, audio_io_handle_t output, int delayMs = 0);
+                            float volume, bool muted, audio_io_handle_t output, int delayMs = 0);
                     status_t    parametersCommand(audio_io_handle_t ioHandle,
                                             const char *keyValuePairs, int delayMs = 0);
                     status_t    voiceVolumeCommand(float volume, int delayMs = 0);
@@ -700,6 +702,7 @@
         public:
             audio_stream_type_t mStream;
             float mVolume;
+            bool mIsMuted;
             audio_io_handle_t mIO;
         };
 
@@ -707,13 +710,15 @@
         public:
             std::vector<audio_port_handle_t> mPorts;
             float mVolume;
+            bool mMuted;
             audio_io_handle_t mIO;
             std::string dumpPorts() {
-                return std::string("volume ") + std::to_string(mVolume) + " on IO " +
-                        std::to_string(mIO) + " and ports " +
-                        std::accumulate(std::begin(mPorts), std::end(mPorts), std::string{},
-                                       [] (const std::string& ls, int rs) {
-                                return ls + std::to_string(rs) + " "; });
+                return std::string("volume ") + std::to_string(mVolume) + std::string("muted ") +
+                       std::to_string(mMuted) + " on IO " + std::to_string(mIO) + " and ports " +
+                       std::accumulate(std::begin(mPorts), std::end(mPorts), std::string{},
+                                       [](const std::string &ls, int rs) {
+                                           return ls + std::to_string(rs) + " ";
+                                       });
             }
         };
 
@@ -854,9 +859,10 @@
         // misc control functions
         //
 
-        // set a stream volume for a particular output. For the same user setting, a given stream type can have different volumes
-        // for each output (destination device) it is attached to.
-        virtual status_t setStreamVolume(audio_stream_type_t stream, float volume, audio_io_handle_t output, int delayMs = 0);
+        // set a stream volume for a particular output. For the same user setting, a given stream
+        // type can have different volumes for each output (destination device) it is attached to.
+        virtual status_t setStreamVolume(audio_stream_type_t stream, float volume, bool muted,
+                audio_io_handle_t output, int delayMs = 0);
         /**
          * Set a volume on port(s) for a particular output. For the same user setting, a volume
          * group (and associated given port of the client's track) can have different volumes for
@@ -864,12 +870,13 @@
          *
          * @param ports to consider
          * @param volume to set
+         * @param muted to set
          * @param output to consider
          * @param delayMs to use
          * @return NO_ERROR if successful
          */
         status_t setPortsVolume(const std::vector<audio_port_handle_t> &ports, float volume,
-                audio_io_handle_t output, int delayMs = 0) override;
+                bool muted, audio_io_handle_t output, int delayMs = 0) override;
 
         // function enabling to send proprietary informations directly from audio policy manager to audio hardware interface.
         virtual void setParameters(audio_io_handle_t ioHandle, const String8& keyValuePairs, int delayMs = 0);
diff --git a/services/audiopolicy/tests/Android.bp b/services/audiopolicy/tests/Android.bp
index 154b063..182dc61 100644
--- a/services/audiopolicy/tests/Android.bp
+++ b/services/audiopolicy/tests/Android.bp
@@ -29,7 +29,6 @@
         "libbase",
         "libbinder",
         "libcutils",
-        "libcutils",
         "libhidlbase",
         "liblog",
         "libmedia_helper",
@@ -41,6 +40,7 @@
     static_libs: [
         "android.media.audiopolicy-aconfig-cc",
         "audioclient-types-aidl-cpp",
+        "com.android.media.audio-aconfig-cc",
         "com.android.media.audioserver-aconfig-cc",
         "libaudiopolicycomponents",
         "libflagtest",
diff --git a/services/audiopolicy/tests/AudioPolicyTestClient.h b/services/audiopolicy/tests/AudioPolicyTestClient.h
index 9ddfd6c..5290da2 100644
--- a/services/audiopolicy/tests/AudioPolicyTestClient.h
+++ b/services/audiopolicy/tests/AudioPolicyTestClient.h
@@ -56,11 +56,13 @@
     status_t closeInput(audio_io_handle_t /*input*/) override { return NO_INIT; }
     status_t setStreamVolume(audio_stream_type_t /*stream*/,
                              float /*volume*/,
+                             bool /*muted*/,
                              audio_io_handle_t /*output*/,
                              int /*delayMs*/) override { return NO_INIT; }
 
-    status_t setPortsVolume(const std::vector<audio_port_handle_t>& /*ports*/, float /*volume*/,
-            audio_io_handle_t /*output*/, int /*delayMs*/) override { return NO_INIT; }
+    status_t setPortsVolume(const std::vector<audio_port_handle_t> & /*ports*/, float /*volume*/,
+                            bool /*muted*/, audio_io_handle_t /*output*/,
+                            int /*delayMs*/) override { return NO_INIT; }
 
     void setParameters(audio_io_handle_t /*ioHandle*/,
                        const String8& /*keyValuePairs*/,
diff --git a/services/audiopolicy/tests/audiopolicymanager_tests.cpp b/services/audiopolicy/tests/audiopolicymanager_tests.cpp
index 39f9b8a..d83a277 100644
--- a/services/audiopolicy/tests/audiopolicymanager_tests.cpp
+++ b/services/audiopolicy/tests/audiopolicymanager_tests.cpp
@@ -310,11 +310,13 @@
     bool isSpatialized;
     bool isBitPerfectInternal;
     float volume;
+    bool muted;
     AttributionSourceState attributionSource = createAttributionSourceState(uid);
     ASSERT_EQ(OK, mManager->getOutputForAttr(
                     &attr, output, session, &stream, attributionSource, &config, &flags,
                     selectedDeviceId, portId, {}, &outputType, &isSpatialized,
-                    isBitPerfect == nullptr ? &isBitPerfectInternal : isBitPerfect, &volume));
+                    isBitPerfect == nullptr ? &isBitPerfectInternal : isBitPerfect, &volume,
+                    &muted));
     ASSERT_NE(AUDIO_PORT_HANDLE_NONE, *portId);
     ASSERT_NE(AUDIO_IO_HANDLE_NONE, *output);
 }
@@ -2107,6 +2109,7 @@
     bool mIsSpatialized;
     bool mIsBitPerfect;
     float mVolume;
+    bool mMuted;
 };
 
 TEST_P(AudioPolicyManagerTestMMapPlaybackRerouting, MmapPlaybackStreamMatchingLoopbackDapMixFails) {
@@ -2125,7 +2128,8 @@
               mManager->getOutputForAttr(&attr, &mOutput, AUDIO_SESSION_NONE, &mStream,
                                          createAttributionSourceState(testUid), &audioConfig,
                                          &outputFlags, &mSelectedDeviceId, &mPortId, {},
-                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume));
+                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume,
+                                         &mMuted));
 }
 
 TEST_P(AudioPolicyManagerTestMMapPlaybackRerouting,
@@ -2144,7 +2148,8 @@
               mManager->getOutputForAttr(&attr, &mOutput, AUDIO_SESSION_NONE, &mStream,
                                          createAttributionSourceState(testUid), &audioConfig,
                                          &outputFlags, &mSelectedDeviceId, &mPortId, {},
-                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume));
+                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume,
+                                         &mMuted));
 }
 
 TEST_F(AudioPolicyManagerTestMMapPlaybackRerouting,
@@ -2175,7 +2180,8 @@
               mManager->getOutputForAttr(&attr, &mOutput, AUDIO_SESSION_NONE, &mStream,
                                          createAttributionSourceState(testUid), &audioConfig,
                                          &outputFlags, &mSelectedDeviceId, &mPortId, {},
-                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume));
+                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume,
+                                         &mMuted));
     ASSERT_EQ(usbDevicePort.id, mSelectedDeviceId);
     auto outputDesc = mManager->getOutputs().valueFor(mOutput);
     ASSERT_NE(nullptr, outputDesc);
@@ -2191,7 +2197,8 @@
               mManager->getOutputForAttr(&attr, &mOutput, AUDIO_SESSION_NONE, &mStream,
                                          createAttributionSourceState(testUid), &audioConfig,
                                          &outputFlags, &mSelectedDeviceId, &mPortId, {},
-                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume));
+                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume,
+                                         &mMuted));
     ASSERT_EQ(usbDevicePort.id, mSelectedDeviceId);
     outputDesc = mManager->getOutputs().valueFor(mOutput);
     ASSERT_NE(nullptr, outputDesc);
@@ -2220,7 +2227,8 @@
               mManager->getOutputForAttr(&attr, &mOutput, AUDIO_SESSION_NONE, &mStream,
                                          createAttributionSourceState(testUid), &audioConfig,
                                          &outputFlags, &mSelectedDeviceId, &mPortId, {},
-                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume));
+                                         &mOutputType, &mIsSpatialized, &mIsBitPerfect, &mVolume,
+                                         &mMuted));
 }
 
 INSTANTIATE_TEST_SUITE_P(
@@ -3978,11 +3986,12 @@
     bool isSpatialized;
     bool isBitPerfect;
     float volume;
+    bool muted;
     EXPECT_EQ(expected,
               mManager->getOutputForAttr(&sMediaAttr, &mBitPerfectOutput, AUDIO_SESSION_NONE,
                                          &stream, attributionSource, &config, &flags,
                                          &mSelectedDeviceId, &mBitPerfectPortId, {}, &outputType,
-                                         &isSpatialized, &isBitPerfect, &volume));
+                                         &isSpatialized, &isBitPerfect, &volume, &muted));
 }
 
 class AudioPolicyManagerTestBitPerfect : public AudioPolicyManagerTestBitPerfectBase {