diff --git a/audio/cheetah/config/audio_platform_configuration.xml b/audio/cheetah/config/audio_platform_configuration.xml
index 165ea71..96e94ef 100644
--- a/audio/cheetah/config/audio_platform_configuration.xml
+++ b/audio/cheetah/config/audio_platform_configuration.xml
@@ -184,7 +184,7 @@
         <!-- dev1: voice-call downlink dev2: voice-clal uplink -->
         <usecase id="UC_VOICE_CALL" dev1="4" dev2="11"/>
         <!-- for output with flag AUDIO_OUTPUT_SPATIALIZER -->
-        <usecase id="UC_IMMERSIVE_PLAYBACK" dev1="3"/>
+        <usecase id="UC_IMMERSIVE_PLAYBACK" dev1="30" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="3"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD, 4 * 128KB buffer -->
         <usecase id="UC_COMPRESSED_OFFLOAD_PLAYBACK" dev1="6" dyn_path="true" dsp_vol="true" mmap="false" period="131072" period_num="4" pre_proc_id="14"/>
         <!-- dev1: audio dev2: haptic -->
diff --git a/audio/cheetah/config/audio_policy_configuration.xml b/audio/cheetah/config/audio_policy_configuration.xml
index 4a96bda..9932b6f 100644
--- a/audio/cheetah/config/audio_policy_configuration.xml
+++ b/audio/cheetah/config/audio_policy_configuration.xml
@@ -65,7 +65,7 @@
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">
-                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="incall playback" role="source"
diff --git a/audio/cheetah/config/audio_policy_configuration_a2dp_offload_disabled.xml b/audio/cheetah/config/audio_policy_configuration_a2dp_offload_disabled.xml
index 05d7481..5e7514d 100644
--- a/audio/cheetah/config/audio_policy_configuration_a2dp_offload_disabled.xml
+++ b/audio/cheetah/config/audio_policy_configuration_a2dp_offload_disabled.xml
@@ -65,7 +65,7 @@
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">
-                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="incall playback" role="source"
diff --git a/audio/cheetah/config/audio_policy_configuration_le_offload_disabled.xml b/audio/cheetah/config/audio_policy_configuration_le_offload_disabled.xml
index a9a26a0..7bdfbf4 100644
--- a/audio/cheetah/config/audio_policy_configuration_le_offload_disabled.xml
+++ b/audio/cheetah/config/audio_policy_configuration_le_offload_disabled.xml
@@ -65,7 +65,7 @@
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">
-                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="incall playback" role="source"
diff --git a/audio/cheetah/config/mixer_paths.xml b/audio/cheetah/config/mixer_paths.xml
index 6c148f6..4f00e94 100644
--- a/audio/cheetah/config/mixer_paths.xml
+++ b/audio/cheetah/config/mixer_paths.xml
@@ -130,6 +130,7 @@
     <ctl name="TDM_0_RX Mixer NoHost1" value="0"/>
     <ctl name="TDM_0_RX Mixer VOIP" value="0"/>
     <ctl name="TDM_0_RX Mixer RAW" value="0"/>
+    <ctl name="TDM_0_RX Mixer IMSV" value="0"/>
 
     <ctl name="TDM_1_RX Mixer EP1" value="0"/>
     <ctl name="TDM_1_RX Mixer EP2" value="0"/>
@@ -152,6 +153,7 @@
     <ctl name="USB_RX Mixer VOIP" value="0"/>
     <ctl name="USB_RX Mixer HIFI" value="0"/>
     <ctl name="USB_RX Mixer RAW" value="0"/>
+    <ctl name="USB_RX Mixer IMSV" value="0"/>
 
     <ctl name="BT_RX Mixer EP1" value="0"/>
     <ctl name="BT_RX Mixer EP2" value="0"/>
@@ -163,6 +165,7 @@
     <ctl name="BT_RX Mixer NoHost1" value="0"/>
     <ctl name="BT_RX Mixer VOIP" value="0"/>
     <ctl name="BT_RX Mixer RAW" value="0"/>
+    <ctl name="BT_RX Mixer IMSV" value="0"/>
 
     <ctl name="INCALL_RX Mixer EP1" value="0"/>
     <ctl name="INCALL_RX Mixer EP2" value="0"/>
@@ -450,15 +453,15 @@
     </path>
 
     <path name="immersive-playbackP">
-        <ctl name="TDM_0_RX Mixer EP4" value="1"/>
+        <ctl name="TDM_0_RX Mixer IMSV" value="1"/>
     </path>
 
     <path name="immersive-playbackP bt">
-        <ctl name="BT_RX Mixer EP4" value="1"/>
+        <ctl name="BT_RX Mixer IMSV" value="1"/>
     </path>
 
     <path name="immersive-playbackP usb-headphone">
-        <ctl name="USB_RX Mixer EP4" value="1"/>
+        <ctl name="USB_RX Mixer IMSV" value="1"/>
     </path>
 
     <path name="voip-playbackP">
diff --git a/audio/panther/config/audio_platform_configuration.xml b/audio/panther/config/audio_platform_configuration.xml
index 165ea71..96e94ef 100644
--- a/audio/panther/config/audio_platform_configuration.xml
+++ b/audio/panther/config/audio_platform_configuration.xml
@@ -184,7 +184,7 @@
         <!-- dev1: voice-call downlink dev2: voice-clal uplink -->
         <usecase id="UC_VOICE_CALL" dev1="4" dev2="11"/>
         <!-- for output with flag AUDIO_OUTPUT_SPATIALIZER -->
-        <usecase id="UC_IMMERSIVE_PLAYBACK" dev1="3"/>
+        <usecase id="UC_IMMERSIVE_PLAYBACK" dev1="30" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="3"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD, 4 * 128KB buffer -->
         <usecase id="UC_COMPRESSED_OFFLOAD_PLAYBACK" dev1="6" dyn_path="true" dsp_vol="true" mmap="false" period="131072" period_num="4" pre_proc_id="14"/>
         <!-- dev1: audio dev2: haptic -->
diff --git a/audio/panther/config/audio_policy_configuration.xml b/audio/panther/config/audio_policy_configuration.xml
index 4a96bda..9932b6f 100644
--- a/audio/panther/config/audio_policy_configuration.xml
+++ b/audio/panther/config/audio_policy_configuration.xml
@@ -65,7 +65,7 @@
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">
-                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="incall playback" role="source"
diff --git a/audio/panther/config/audio_policy_configuration_a2dp_offload_disabled.xml b/audio/panther/config/audio_policy_configuration_a2dp_offload_disabled.xml
index 05d7481..5e7514d 100644
--- a/audio/panther/config/audio_policy_configuration_a2dp_offload_disabled.xml
+++ b/audio/panther/config/audio_policy_configuration_a2dp_offload_disabled.xml
@@ -65,7 +65,7 @@
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">
-                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="incall playback" role="source"
diff --git a/audio/panther/config/audio_policy_configuration_le_offload_disabled.xml b/audio/panther/config/audio_policy_configuration_le_offload_disabled.xml
index a9a26a0..7bdfbf4 100644
--- a/audio/panther/config/audio_policy_configuration_le_offload_disabled.xml
+++ b/audio/panther/config/audio_policy_configuration_le_offload_disabled.xml
@@ -65,7 +65,7 @@
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">
-                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
                 <mixPort name="incall playback" role="source"
diff --git a/audio/panther/config/mixer_paths.xml b/audio/panther/config/mixer_paths.xml
index 6c148f6..4f00e94 100644
--- a/audio/panther/config/mixer_paths.xml
+++ b/audio/panther/config/mixer_paths.xml
@@ -130,6 +130,7 @@
     <ctl name="TDM_0_RX Mixer NoHost1" value="0"/>
     <ctl name="TDM_0_RX Mixer VOIP" value="0"/>
     <ctl name="TDM_0_RX Mixer RAW" value="0"/>
+    <ctl name="TDM_0_RX Mixer IMSV" value="0"/>
 
     <ctl name="TDM_1_RX Mixer EP1" value="0"/>
     <ctl name="TDM_1_RX Mixer EP2" value="0"/>
@@ -152,6 +153,7 @@
     <ctl name="USB_RX Mixer VOIP" value="0"/>
     <ctl name="USB_RX Mixer HIFI" value="0"/>
     <ctl name="USB_RX Mixer RAW" value="0"/>
+    <ctl name="USB_RX Mixer IMSV" value="0"/>
 
     <ctl name="BT_RX Mixer EP1" value="0"/>
     <ctl name="BT_RX Mixer EP2" value="0"/>
@@ -163,6 +165,7 @@
     <ctl name="BT_RX Mixer NoHost1" value="0"/>
     <ctl name="BT_RX Mixer VOIP" value="0"/>
     <ctl name="BT_RX Mixer RAW" value="0"/>
+    <ctl name="BT_RX Mixer IMSV" value="0"/>
 
     <ctl name="INCALL_RX Mixer EP1" value="0"/>
     <ctl name="INCALL_RX Mixer EP2" value="0"/>
@@ -450,15 +453,15 @@
     </path>
 
     <path name="immersive-playbackP">
-        <ctl name="TDM_0_RX Mixer EP4" value="1"/>
+        <ctl name="TDM_0_RX Mixer IMSV" value="1"/>
     </path>
 
     <path name="immersive-playbackP bt">
-        <ctl name="BT_RX Mixer EP4" value="1"/>
+        <ctl name="BT_RX Mixer IMSV" value="1"/>
     </path>
 
     <path name="immersive-playbackP usb-headphone">
-        <ctl name="USB_RX Mixer EP4" value="1"/>
+        <ctl name="USB_RX Mixer IMSV" value="1"/>
     </path>
 
     <path name="voip-playbackP">