commit c52b4f8f0700d548af7b394b300235160c78f4fc
author Xiaoyu Ye <benyxy@codeaurora.org> Tue Sep 26 10:44:27 2017 -0700
committer Xiaoyu Ye <benyxy@codeaurora.org> Wed Sep 27 22:58:28 2017 -0700
tree 9e1c2b61df85ec6a02e49c46c2d5fc697fb4cc00
parent ea9a7c5248e6e2164c7c7e4aa5968f7ef046456b

configs: sdm845: Update IIR coefficients by default

To address voice latency during device switch, update
IIR coefficients at one time at bootup and store in
kernel driver to handle it during WCD power collapse
and resume.
Change-Id: Ib49e03c139767aa548e5194b821e5875dab72471

Change-Id: I61e5ab2b22fbeba94de64bad3e8d4728175003c1

configs/sdm845/mixer_paths_tavil.xml

diff --git a/configs/sdm845/mixer_paths_tavil.xml b/configs/sdm845/mixer_paths_tavil.xml
index eb981b5..77fa79f 100644
--- a/configs/sdm845/mixer_paths_tavil.xml
+++ b/configs/sdm845/mixer_paths_tavil.xml
@@ -465,27 +465,27 @@
     <ctl name="ASRC1 Output Mode" value="INT" />
 
     <!-- IIR/voice anc -->
-    <ctl name="IIR0 Band1" id ="0" value="0" />
+    <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="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="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="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="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" />
@@ -1843,31 +1843,6 @@
     </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" />