diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index 0637686..261531d 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -1980,6 +1980,9 @@
         audio_low_latency_hint_end();
     }
 
+    if (out->usecase == USECASE_INCALL_MUSIC_UPLINK)
+        voice_set_device_mute_flag(adev, false);
+
     /* 1. Get and set stream specific mixer controls */
     disable_audio_route(adev, uc_info);
 
@@ -2103,6 +2106,9 @@
 
     audio_extn_extspk_update(adev->extspk);
 
+    if (out->usecase == USECASE_INCALL_MUSIC_UPLINK)
+        voice_set_device_mute_flag(adev, true);
+
     ALOGV("%s: Opening PCM device card_id(%d) device_id(%d) format(%#x)",
           __func__, adev->snd_card, out->pcm_device_id, out->config.format);
     if (out->usecase == USECASE_AUDIO_PLAYBACK_OFFLOAD) {
diff --git a/hal/audio_hw.h b/hal/audio_hw.h
index 6379844..36e421c 100644
--- a/hal/audio_hw.h
+++ b/hal/audio_hw.h
@@ -329,6 +329,7 @@
     bool enable_voicerx;
     bool enable_hfp;
     bool mic_break_enabled;
+    bool use_voice_device_mute;
 
     int snd_card;
     void *platform;
diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index 4956d4a..3c3e1cb 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -2479,7 +2479,7 @@
               __func__, mixer_ctl_name);
         return -EINVAL;
     }
-    ALOGV("Setting voice mute state: %d", state);
+    ALOGV("%s: Setting voice mute state: %d", __func__, state);
     mixer_ctl_set_array(ctl, set_values, ARRAY_SIZE(set_values));
 
     if (my_data->csd != NULL) {
diff --git a/hal/voice.c b/hal/voice.c
index f456ce1..96a4238 100644
--- a/hal/voice.c
+++ b/hal/voice.c
@@ -170,6 +170,7 @@
     uc_info->devices = adev->current_call_output ->devices;
     uc_info->in_snd_device = SND_DEVICE_NONE;
     uc_info->out_snd_device = SND_DEVICE_NONE;
+    adev->use_voice_device_mute = false;
 
     list_add_tail(&adev->usecase_list, &uc_info->list);
 
@@ -356,11 +357,19 @@
 int voice_set_mic_mute(struct audio_device *adev, bool state)
 {
     int err = 0;
+    struct audio_usecase *usecase = NULL;
 
     adev->voice.mic_mute = state;
     if (adev->mode == AUDIO_MODE_IN_CALL ||
-        adev->mode == AUDIO_MODE_IN_COMMUNICATION)
-        err = platform_set_mic_mute(adev->platform, state);
+        adev->mode == AUDIO_MODE_IN_COMMUNICATION) {
+        /* Use device mute if incall music delivery usecase is in progress */
+        if (adev->use_voice_device_mute)
+            err = platform_set_device_mute(adev->platform, state, "tx");
+        else
+            err = platform_set_mic_mute(adev->platform, state);
+        ALOGV("%s: voice mute status=%d, use_voice_device_mute_flag=%d",
+            __func__, state, adev->use_voice_device_mute);
+    }
 
     return err;
 }
@@ -370,6 +379,25 @@
     return adev->voice.mic_mute;
 }
 
+// Following function is called when incall music uplink usecase is
+// created or destroyed while mic is muted. If incall music uplink
+// usecase is active, apply voice device mute to mute only voice Tx
+// path and not the mixed voice Tx + inncall-music path. Revert to
+// voice stream mute once incall music uplink usecase is inactive
+void voice_set_device_mute_flag (struct audio_device *adev, bool state)
+{
+    if (adev->voice.mic_mute) {
+        if (state) {
+            platform_set_device_mute(adev->platform, true, "tx");
+            platform_set_mic_mute(adev->platform, false);
+        } else {
+            platform_set_mic_mute(adev->platform, true);
+            platform_set_device_mute(adev->platform, false, "tx");
+        }
+    }
+    adev->use_voice_device_mute = state;
+}
+
 int voice_set_volume(struct audio_device *adev, float volume)
 {
     int vol, err = 0;
@@ -516,6 +544,8 @@
     adev->voice.volume = 1.0f;
     adev->voice.mic_mute = false;
     adev->voice.in_call = false;
+    adev->use_voice_device_mute = false;
+
     for (i = 0; i < MAX_VOICE_SESSIONS; i++) {
         adev->voice.session[i].pcm_rx = NULL;
         adev->voice.session[i].pcm_tx = NULL;
diff --git a/hal/voice.h b/hal/voice.h
index 469a3b5..71e096b 100644
--- a/hal/voice.h
+++ b/hal/voice.h
@@ -95,4 +95,6 @@
                        snd_device_t out_snd_device,
                        bool enable);
 bool voice_is_call_state_active(struct audio_device *adev);
+void voice_set_device_mute_flag (struct audio_device *adev, bool state);
+
 #endif //VOICE_H