From 833eeb51975ff1dcd52463e0f540b9c7a0877642 Mon Sep 17 00:00:00 2001
From: "taeho.youn" <taeho.youn@lge.com>
Date: Mon, 26 Jun 2017 17:34:08 +0900
Subject: [PATCH] audio: volume curve tuning for system sounds in call

The intervals(dB) by Ringtone/Alarm/Notification are too small to be recognized.
the gap between each step 3dB -> 4.3dB.

Bug: 62826294
Test: notification playback at different volume steps
Change-Id: I02180a71878be65d1d2a976b42ba7c768e903a80
---
 audio_policy_volumes.xml | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/audio_policy_volumes.xml b/audio_policy_volumes.xml
index 256b5de..57f91c0 100644
--- a/audio_policy_volumes.xml
+++ b/audio_policy_volumes.xml
@@ -58,9 +58,7 @@ volume index from 0 to 100.
     <volume stream="AUDIO_STREAM_RING" deviceCategory="DEVICE_CATEGORY_HEADSET"
                                        ref="DEFAULT_DEVICE_CATEGORY_HEADSET_VOLUME_CURVE"/>
     <volume stream="AUDIO_STREAM_RING" deviceCategory="DEVICE_CATEGORY_SPEAKER">
-        <point>1,-2970</point>
-        <point>33,-2010</point>
-        <point>66,-1020</point>
+        <point>1,-4000</point>
         <point>100,0</point>
     </volume>
     <volume stream="AUDIO_STREAM_RING" deviceCategory="DEVICE_CATEGORY_EARPIECE"
@@ -78,9 +76,7 @@ volume index from 0 to 100.
     <volume stream="AUDIO_STREAM_ALARM" deviceCategory="DEVICE_CATEGORY_HEADSET"
                                         ref="DEFAULT_DEVICE_CATEGORY_HEADSET_VOLUME_CURVE"/>
     <volume stream="AUDIO_STREAM_ALARM" deviceCategory="DEVICE_CATEGORY_SPEAKER">
-        <point>1,-2970</point>
-        <point>33,-2010</point>
-        <point>66,-1020</point>
+        <point>1,-4000</point>
         <point>100,0</point>
     </volume>
     <volume stream="AUDIO_STREAM_ALARM" deviceCategory="DEVICE_CATEGORY_EARPIECE"
@@ -90,9 +86,7 @@ volume index from 0 to 100.
     <volume stream="AUDIO_STREAM_NOTIFICATION" deviceCategory="DEVICE_CATEGORY_HEADSET"
                                                ref="DEFAULT_DEVICE_CATEGORY_HEADSET_VOLUME_CURVE"/>
     <volume stream="AUDIO_STREAM_NOTIFICATION" deviceCategory="DEVICE_CATEGORY_SPEAKER">
-        <point>1,-2970</point>
-        <point>33,-2010</point>
-        <point>66,-1020</point>
+        <point>1,-4000</point>
         <point>100,0</point>
     </volume>
     <volume stream="AUDIO_STREAM_NOTIFICATION" deviceCategory="DEVICE_CATEGORY_EARPIECE"