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Merge "Modify KEY_LTE_ENDC_USING_USER_DATA_FOR_RRC_DETECTION_BOOL's description" into sc-dev am: 75b43af58b am: 2192d72871

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Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15359955

Change-Id: I107a6273f366cb786c35ff54578eaa03fecc89bb
This commit is contained in:
SongFerng Wang
2021-07-24 01:29:41 +00:00
committed by Automerger Merge Worker
parent d47682441e 2192d72871
commit 57d785dbcf
1 changed files with 15 additions and 8 deletions
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23
telephony/java/android/telephony/CarrierConfigManager.java
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@@ -3538,7 +3538,7 @@ public class CarrierConfigManager {
"nr_advanced_capable_pco_id_int";
/**
* This configuration allows the framework to use user data communication to detect RRC state,
* This configuration allows the framework to use user data communication to detect Idle state,
* and this is used on the 5G icon.
*
* There is a new way for for RRC state detection at Android 12. If
@@ -3546,16 +3546,23 @@ public class CarrierConfigManager {
* {@link TelephonyManager#CAPABILITY_PHYSICAL_CHANNEL_CONFIG_1_6_SUPPORTED}) returns true,
* then framework can use PHYSICAL_CHANNEL_CONFIG for RRC state detection. Based on this
* condition, some carriers want to use the legacy behavior that way is using user data
* communication to detect the RRC state. Therefore, this configuration allows the framework
* to use user data communication to detect RRC state.
* communication to detect the Idle state. Therefore, this configuration allows the framework
* to use user data communication to detect Idle state.
*
* The precondition is
* There are 3 situations reflects the carrier define Idle state.
* 1. using PHYSICAL_CHANNEL_CONFIG to detect RRC Idle
* 2. using all of data connections to detect RRC Idle.
* 3. using data communication(consider internet data connection only) to detect data Idle.
*
* How to setup for above 3 cases?
* For below part, we call the condition#1 is device support
* {@link android.telephony.TelephonyManager#isRadioInterfaceCapabilitySupported}(
* {@link TelephonyManager#CAPABILITY_PHYSICAL_CHANNEL_CONFIG_1_6_SUPPORTED}) returns true,
* otherwise this config is not working.
* If this is true, framework uses the user data communication for RRC state detection.
* If this is false, framework uses the PHYSICAL_CHANNEL_CONFIG for RRC state detection.
* {@link TelephonyManager#CAPABILITY_PHYSICAL_CHANNEL_CONFIG_1_6_SUPPORTED}).
* The condition#2 is carrier enable the KEY_LTE_ENDC_USING_USER_DATA_FOR_RRC_DETECTION_BOOL.
*
* For case#1, the condition#1 is true and the condition#2 is false.
* For case#2, the condition#1 is false and the condition#2 is false.
* For case#3, the condition#2 is true.
* @hide
*/
public static final String KEY_LTE_ENDC_USING_USER_DATA_FOR_RRC_DETECTION_BOOL =