From e353d18250b93e60d1c7c02f82be71bbfef100db Mon Sep 17 00:00:00 2001
From: myzb <myzb.dev@gmail.com>
Date: Wed, 4 Nov 2015 00:47:10 +0100
Subject: [PATCH 1/2] msm8226-common: enable ns and ec audio pre processing
 effects

* enable noise suppression and echo cancellation for phone calls

Change-Id: I10f9c7417c23a039793ab27ea1d0fe4c639b78d1
---
 configs/audio_effects.conf | 25 +++++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/configs/audio_effects.conf b/configs/audio_effects.conf
index c910f9b..87f7d81 100644
--- a/configs/audio_effects.conf
+++ b/configs/audio_effects.conf
@@ -143,14 +143,23 @@ effects {
     library loudness_enhancer
     uuid fa415329-2034-4bea-b5dc-5b381c8d1e2c
   }
-#  aec {
-#    library audio_pre_processing
-#    uuid 0f8d0d2a-59e5-45fe-b6e4-248c8a799109
-#  }
-#  ns {
-#    library audio_pre_processing
-#    uuid 1d97bb0b-9e2f-4403-9ae3-58c2554306f8
-#  }
+  aec {
+    library audio_pre_processing
+    uuid 0f8d0d2a-59e5-45fe-b6e4-248c8a799109
+  }
+  ns {
+    library audio_pre_processing
+    uuid 1d97bb0b-9e2f-4403-9ae3-58c2554306f8
+  }
+}
+
+pre_processing {
+    voice_communication {
+        aec {
+        }
+        ns {
+        }
+    }
 }

 # Default pre-processing effects. Add to audio_effect.conf "effects" section if
--
1.9.1


From dd12290166f89fe2735f839e5e041afc8c2fc836 Mon Sep 17 00:00:00 2001
From: myzb <myzb.dev@gmail.com>
Date: Wed, 4 Nov 2015 00:49:21 +0100
Subject: [PATCH 2/2] Revert "msm8226-common: overlay: disable call noise
 suppression"

This reverts commit 196fe1ecec7c4139edb86a3f4ca6b2350904a66c.
---
 overlay/packages/services/Telephony/res/values/config.xml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/overlay/packages/services/Telephony/res/values/config.xml b/overlay/packages/services/Telephony/res/values/config.xml
index c126680..8ec8584 100644
--- a/overlay/packages/services/Telephony/res/values/config.xml
+++ b/overlay/packages/services/Telephony/res/values/config.xml
@@ -19,4 +19,8 @@
          are routed through the android.media.AudioManager class (true) or through
          the com.android.internal.telephony.Phone interface (false). -->
     <bool name="send_mic_mute_to_AudioManager">true</bool>
+
+    <!-- This device implements a noise suppression device for in call audio-->
+    <bool name="has_in_call_noise_suppression">true</bool>
+
 </resources>
--
1.9.1