From 040bfea972a82f85d2d32e35b355a2c86e127fbf Mon Sep 17 00:00:00 2001
From: Eric Laurent <elaurent@google.com>
Date: Wed, 6 Nov 2019 11:03:01 -0800
Subject: [PATCH] audio: Add CALL_SCREEN audio mode.

Add new audio mode AudioMode.CALL_SCREEN allowing call screening
to take place while other audio use cases are still active.

Also add audio policy configuration attribute indicating if the
vendor implementation supports this audio mode.

Bug: 140384450
Test: make
Change-Id: I2714a9949f2c45b1f8e5a5c40368a6152bd91572
---
 audio/6.0/config/api/current.txt                | 2 ++
 audio/6.0/config/audio_policy_configuration.xsd | 1 +
 audio/common/6.0/types.hal                      | 2 ++
 3 files changed, 5 insertions(+)

diff --git a/audio/6.0/config/api/current.txt b/audio/6.0/config/api/current.txt
index 7aa147cbb5..e67831c6c9 100644
--- a/audio/6.0/config/api/current.txt
+++ b/audio/6.0/config/api/current.txt
@@ -250,7 +250,9 @@ package audio.policy.configuration.V6_0 {
 
   public class GlobalConfiguration {
     ctor public GlobalConfiguration();
+    method public boolean getCall_screen_mode_supported();
     method public boolean getSpeaker_drc_enabled();
+    method public void setCall_screen_mode_supported(boolean);
     method public void setSpeaker_drc_enabled(boolean);
   }
 
diff --git a/audio/6.0/config/audio_policy_configuration.xsd b/audio/6.0/config/audio_policy_configuration.xsd
index 0dc89bb1a7..29f6f3811b 100644
--- a/audio/6.0/config/audio_policy_configuration.xsd
+++ b/audio/6.0/config/audio_policy_configuration.xsd
@@ -66,6 +66,7 @@
     </xs:element>
     <xs:complexType name="globalConfiguration">
         <xs:attribute name="speaker_drc_enabled" type="xs:boolean" use="required"/>
+        <xs:attribute name="call_screen_mode_supported" type="xs:boolean" use="optional"/>
     </xs:complexType>
     <xs:complexType name="modules">
         <xs:annotation>
diff --git a/audio/common/6.0/types.hal b/audio/common/6.0/types.hal
index 132f86dc4e..0c97c3686c 100644
--- a/audio/common/6.0/types.hal
+++ b/audio/common/6.0/types.hal
@@ -556,6 +556,8 @@ enum AudioMode : int32_t {
     IN_CALL          = 2,
     /** Calls handled by apps (Eg: Hangout). */
     IN_COMMUNICATION = 3,
+    /** Call screening in progress */
+    CALL_SCREEN      = 4,
 };
 
 @export(name="", value_prefix="AUDIO_DEVICE_")