diff --git a/src/com/android/settings/network/telephony/TelephonyConstants.java b/src/com/android/settings/network/telephony/TelephonyConstants.java
index 2a2613cc497..78a177edccc 100644
--- a/src/com/android/settings/network/telephony/TelephonyConstants.java
+++ b/src/com/android/settings/network/telephony/TelephonyConstants.java
@@ -16,7 +16,6 @@
 
 package com.android.settings.network.telephony;
 
-
 import android.telephony.TelephonyManager;
 
 /**
@@ -210,6 +209,12 @@ public class TelephonyConstants {
      * Copied from {@link android.telephony.RadioAccessFamily}
      */
     public static class RadioAccessFamily {
+        /**
+         * TODO: get rid of RAF definition in RadioAccessFamily and
+         * use {@link TelephonyManager.NetworkTypeBitMask}
+         * TODO: public definition {@link TelephonyManager.NetworkTypeBitMask} is long.
+         * TODO: Convert from int * to long everywhere including HAL definitions.
+         */
         // 2G
         public static final int RAF_UNKNOWN = (int) TelephonyManager.NETWORK_TYPE_BITMASK_UNKNOWN;
         public static final int RAF_GSM = (int) TelephonyManager.NETWORK_TYPE_BITMASK_GSM;
@@ -245,9 +250,7 @@ public class TelephonyConstants {
         public static final int WCDMA = HS | RAF_UMTS;
         // 4G
         public static final int LTE = RAF_LTE | RAF_LTE_CA;
-
         // 5G
         public static final int NR = RAF_NR;
-
     }
 }