diff --git a/hal/msm8916/platform.c b/hal/msm8916/platform.c
index 73689eb..57f0621 100644
--- a/hal/msm8916/platform.c
+++ b/hal/msm8916/platform.c
@@ -4764,6 +4764,7 @@
     case USECASE_AUDIO_PLAYBACK_DEEP_BUFFER:
     case USECASE_AUDIO_PLAYBACK_MULTI_CH:
     case USECASE_AUDIO_PLAYBACK_OFFLOAD:
+    case USECASE_AUDIO_PLAYBACK_OFFLOAD2:
         needs_event = true;
         break;
     /* concurrent playback in low latency allowed */
diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index 0bdebff..4d9e272 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -4697,9 +4697,55 @@
     return needs_event;
 }
 
-bool platform_sound_trigger_usecase_needs_event(audio_usecase_t uc_id __unused)
+bool platform_sound_trigger_usecase_needs_event(audio_usecase_t uc_id)
 {
-    return false;
+    bool needs_event = false;
+
+    switch(uc_id){
+    /* concurrent playback usecases needs event */
+    case USECASE_AUDIO_PLAYBACK_DEEP_BUFFER:
+    case USECASE_AUDIO_PLAYBACK_MULTI_CH:
+    case USECASE_AUDIO_PLAYBACK_OFFLOAD:
+    case USECASE_AUDIO_PLAYBACK_OFFLOAD2:
+        needs_event = true;
+        break;
+    /* concurrent playback in low latency allowed */
+    case USECASE_AUDIO_PLAYBACK_LOW_LATENCY:
+        break;
+    /* concurrent playback FM needs event */
+    case USECASE_AUDIO_PLAYBACK_FM:
+        needs_event = true;
+        break;
+
+    /* concurrent capture usecases, no event, capture handled by device
+    *  USECASE_AUDIO_RECORD:
+    *  USECASE_AUDIO_RECORD_COMPRESS:
+    *  USECASE_AUDIO_RECORD_LOW_LATENCY:
+
+    *  USECASE_VOICE_CALL:
+    *  USECASE_VOICE2_CALL:
+    *  USECASE_VOLTE_CALL:
+    *  USECASE_QCHAT_CALL:
+    *  USECASE_VOWLAN_CALL:
+    *  USECASE_VOICEMMODE1_CALL:
+    *  USECASE_VOICEMMODE2_CALL:
+    *  USECASE_COMPRESS_VOIP_CALL:
+    *  USECASE_AUDIO_RECORD_FM_VIRTUAL:
+    *  USECASE_INCALL_REC_UPLINK:
+    *  USECASE_INCALL_REC_DOWNLINK:
+    *  USECASE_INCALL_REC_UPLINK_AND_DOWNLINK:
+    *  USECASE_INCALL_REC_UPLINK_COMPRESS:
+    *  USECASE_INCALL_REC_DOWNLINK_COMPRESS:
+    *  USECASE_INCALL_REC_UPLINK_AND_DOWNLINK_COMPRESS:
+    *  USECASE_INCALL_MUSIC_UPLINK:
+    *  USECASE_INCALL_MUSIC_UPLINK2:
+    *  USECASE_AUDIO_SPKR_CALIB_RX:
+    *  USECASE_AUDIO_SPKR_CALIB_TX:
+    */
+    default:
+        ALOGV("%s:usecase_id[%d] no need to raise event.", __func__, uc_id);
+    }
+    return needs_event;
 }
 
 /* Read  offload buffer size from a property.