From 51b245f1d2ee84afce42e85c76330f3d87aa3dc6 Mon Sep 17 00:00:00 2001
From: Brad Ebinger <breadley@google.com>
Date: Tue, 7 Sep 2021 16:18:43 -0700
Subject: [PATCH] Adds an overlay for radio power off delay due to IMS
 deregistration

Adds a 3 second delay after radio power off is triggered for the
device to complete IMS deregistration before triggering power off
on the radio in response to events such as APM and power off.

Bug: 195304068
Test: manual; atest FrameworksTelephonyTests:ServiceStateTrackerTest
Change-Id: Ib1e28ee07459f1770d3c199d0d94ac147a667528
---
 overlay/frameworks/base/core/res/res/values/config.xml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index e7d3bd28..add6cbe5 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -145,6 +145,11 @@
     <!-- Flag specifying whether WFC over IMS is availasble on device -->
     <bool name="config_device_wfc_ims_available">true</bool>
 
+    <!-- An integer representing a timeout value in milliseconds that will be used to delay a
+         radio power off command until IMS deregistration completes. If 0, this feature is disabled
+         and there will be no delay. -->
+    <integer name="config_delay_for_ims_dereg_millis">3000</integer>
+
     <!-- Whether the new Auto Selection Network UI should be shown -->
     <bool name="config_enableNewAutoSelectNetworkUI">true</bool>