diff --git a/configs/sdm660/mixer_paths_mtp.xml b/configs/sdm660/mixer_paths_mtp.xml
index 307e557..a11d843 100644
--- a/configs/sdm660/mixer_paths_mtp.xml
+++ b/configs/sdm660/mixer_paths_mtp.xml
@@ -287,6 +287,9 @@
     <ctl name="SpkrLeft SWR DAC_Port Switch" value="0" />
     <ctl name="SpkrRight SWR DAC_Port Switch" value="0" />
     <ctl name="SpkrLeft WSA PA Gain" value="G_0_DB" />
+    <ctl name="SpkrRight WSA PA Gain" value="G_0_DB" />
+    <ctl name="SpkrLeft WSA PA Mute" value="1" />
+    <ctl name="SpkrRight WSA PA Mute" value="1" />
     <ctl name="EAR SPKR PA Gain" value="G_DEFAULT" />
 
     <!-- Volume controls -->
@@ -1610,6 +1613,8 @@
         <ctl name="SpkrRight BOOST Switch" value="1" />
         <ctl name="SpkrRight VISENSE Switch" value="1" />
         <ctl name="SpkrRight SWR DAC_Port Switch" value="1" />
+        <ctl name="SpkrLeft WSA PA Mute" value="0" />
+        <ctl name="SpkrRight WSA PA Mute" value="0" />
     </path>
 
     <path name="speaker-mono">
@@ -1620,6 +1625,7 @@
         <ctl name="SpkrLeft BOOST Switch" value="1" />
         <ctl name="SpkrLeft VISENSE Switch" value="1" />
         <ctl name="SpkrLeft SWR DAC_Port Switch" value="1" />
+        <ctl name="SpkrLeft WSA PA Mute" value="0" />
     </path>
 
     <path name="speaker-mono-2">
@@ -1630,6 +1636,7 @@
         <ctl name="SpkrRight BOOST Switch" value="1" />
         <ctl name="SpkrRight VISENSE Switch" value="1" />
         <ctl name="SpkrRight SWR DAC_Port Switch" value="1" />
+        <ctl name="SpkrRight WSA PA Mute" value="0" />
     </path>
 
     <path name="speaker-fluid">
@@ -1729,8 +1736,8 @@
     </path>
 
     <path name="handset">
+        <ctl name="EAR SPKR PA Gain" value="G_3_DB" />
         <path name="speaker-mono" />
-        <ctl name="EAR SPKR PA Gain" value="G_6_DB" />
     </path>
 
     <path name="handset-mic">
diff --git a/configs/sdm660/mixer_paths_wcd9340.xml b/configs/sdm660/mixer_paths_wcd9340.xml
index 5cfc68e..6160cb3 100644
--- a/configs/sdm660/mixer_paths_wcd9340.xml
+++ b/configs/sdm660/mixer_paths_wcd9340.xml
@@ -479,27 +479,27 @@
     <ctl name="ASRC1 Output Mode" value="INT" />
 
     <!-- IIR/voice anc -->
-    <ctl name="IIR0 Band1" id ="0" value="268435456" />
+    <ctl name="IIR0 Band1" id ="0" value="0" />
     <ctl name="IIR0 Band1" id ="1" value="0" />
     <ctl name="IIR0 Band1" id ="2" value="0" />
     <ctl name="IIR0 Band1" id ="3" value="0" />
     <ctl name="IIR0 Band1" id ="4" value="0" />
-    <ctl name="IIR0 Band2" id ="0" value="268435456" />
+    <ctl name="IIR0 Band2" id ="0" value="0" />
     <ctl name="IIR0 Band2" id ="1" value="0" />
     <ctl name="IIR0 Band2" id ="2" value="0" />
     <ctl name="IIR0 Band2" id ="3" value="0" />
     <ctl name="IIR0 Band2" id ="4" value="0" />
-    <ctl name="IIR0 Band3" id ="0" value="268435456" />
+    <ctl name="IIR0 Band3" id ="0" value="0" />
     <ctl name="IIR0 Band3" id ="1" value="0" />
     <ctl name="IIR0 Band3" id ="2" value="0" />
     <ctl name="IIR0 Band3" id ="3" value="0" />
     <ctl name="IIR0 Band3" id ="4" value="0" />
-    <ctl name="IIR0 Band4" id ="0" value="268435456" />
+    <ctl name="IIR0 Band4" id ="0" value="0" />
     <ctl name="IIR0 Band4" id ="1" value="0" />
     <ctl name="IIR0 Band4" id ="2" value="0" />
     <ctl name="IIR0 Band4" id ="3" value="0" />
     <ctl name="IIR0 Band4" id ="4" value="0" />
-    <ctl name="IIR0 Band5" id ="0" value="268435456" />
+    <ctl name="IIR0 Band5" id ="0" value="0" />
     <ctl name="IIR0 Band5" id ="1" value="0" />
     <ctl name="IIR0 Band5" id ="2" value="0" />
     <ctl name="IIR0 Band5" id ="3" value="0" />
@@ -1859,6 +1859,31 @@
    </path>
 
    <path name="sidetone-iir">
+        <ctl name="IIR0 Band1" id ="0" value="268435456" />
+        <ctl name="IIR0 Band1" id ="1" value="0" />
+        <ctl name="IIR0 Band1" id ="2" value="0" />
+        <ctl name="IIR0 Band1" id ="3" value="0" />
+        <ctl name="IIR0 Band1" id ="4" value="0" />
+        <ctl name="IIR0 Band2" id ="0" value="268435456" />
+        <ctl name="IIR0 Band2" id ="1" value="0" />
+        <ctl name="IIR0 Band2" id ="2" value="0" />
+        <ctl name="IIR0 Band2" id ="3" value="0" />
+        <ctl name="IIR0 Band2" id ="4" value="0" />
+        <ctl name="IIR0 Band3" id ="0" value="268435456" />
+        <ctl name="IIR0 Band3" id ="1" value="0" />
+        <ctl name="IIR0 Band3" id ="2" value="0" />
+        <ctl name="IIR0 Band3" id ="3" value="0" />
+        <ctl name="IIR0 Band3" id ="4" value="0" />
+        <ctl name="IIR0 Band4" id ="0" value="268435456" />
+        <ctl name="IIR0 Band4" id ="1" value="0" />
+        <ctl name="IIR0 Band4" id ="2" value="0" />
+        <ctl name="IIR0 Band4" id ="3" value="0" />
+        <ctl name="IIR0 Band4" id ="4" value="0" />
+        <ctl name="IIR0 Band5" id ="0" value="268435456" />
+        <ctl name="IIR0 Band5" id ="1" value="0" />
+        <ctl name="IIR0 Band5" id ="2" value="0" />
+        <ctl name="IIR0 Band5" id ="3" value="0" />
+        <ctl name="IIR0 Band5" id ="4" value="0" />
         <ctl name="IIR0 Enable Band1" value="1" />
         <ctl name="IIR0 Enable Band2" value="1" />
         <ctl name="IIR0 Enable Band3" value="1" />
diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index 6644b48..1b0e1f1 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -3794,7 +3794,10 @@
             pthread_mutex_unlock(&adev->lock);
             in->standby = true;
         }
-        memset(buffer, 0, bytes);
+        if (!audio_extn_cin_attached_usecase(in->usecase)) {
+            bytes_read = bytes;
+            memset(buffer, 0, bytes);
+        }
         in_standby(&in->stream.common);
         ALOGV("%s: read failed status %d- sleeping for buffer duration", __func__, ret);
         usleep((uint64_t)bytes * 1000000 / audio_stream_in_frame_size(stream) /