diff --git a/api/module-lib-current.txt b/api/module-lib-current.txt
index 1b72fc3..89b83e6 100644
--- a/api/module-lib-current.txt
+++ b/api/module-lib-current.txt
@@ -86,6 +86,9 @@
     field public static final int TETHER_ERROR_UNKNOWN_IFACE = 1; // 0x1
     field public static final int TETHER_ERROR_UNSUPPORTED = 3; // 0x3
     field public static final int TETHER_ERROR_UNTETHER_IFACE_ERROR = 7; // 0x7
+    field public static final int TETHER_HARDWARE_OFFLOAD_FAILED = 2; // 0x2
+    field public static final int TETHER_HARDWARE_OFFLOAD_STARTED = 1; // 0x1
+    field public static final int TETHER_HARDWARE_OFFLOAD_STOPPED = 0; // 0x0
   }
 
   public static interface TetheringManager.OnTetheringEntitlementResultListener {
@@ -102,6 +105,7 @@
     ctor public TetheringManager.TetheringEventCallback();
     method public void onClientsChanged(@NonNull java.util.Collection<android.net.TetheredClient>);
     method public void onError(@NonNull String, int);
+    method public void onOffloadStatusChanged(int);
     method @Deprecated public void onTetherableInterfaceRegexpsChanged(@NonNull android.net.TetheringManager.TetheringInterfaceRegexps);
     method public void onTetherableInterfacesChanged(@NonNull java.util.List<java.lang.String>);
     method public void onTetheredInterfacesChanged(@NonNull java.util.List<java.lang.String>);
diff --git a/api/system-current.txt b/api/system-current.txt
index 764a386..b179a0c 100755
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -4914,6 +4914,9 @@
     field public static final int TETHER_ERROR_UNKNOWN_IFACE = 1; // 0x1
     field public static final int TETHER_ERROR_UNSUPPORTED = 3; // 0x3
     field public static final int TETHER_ERROR_UNTETHER_IFACE_ERROR = 7; // 0x7
+    field public static final int TETHER_HARDWARE_OFFLOAD_FAILED = 2; // 0x2
+    field public static final int TETHER_HARDWARE_OFFLOAD_STARTED = 1; // 0x1
+    field public static final int TETHER_HARDWARE_OFFLOAD_STOPPED = 0; // 0x0
   }
 
   public static interface TetheringManager.OnTetheringEntitlementResultListener {
@@ -4930,6 +4933,7 @@
     ctor public TetheringManager.TetheringEventCallback();
     method public void onClientsChanged(@NonNull java.util.Collection<android.net.TetheredClient>);
     method public void onError(@NonNull String, int);
+    method public void onOffloadStatusChanged(int);
     method @Deprecated public void onTetherableInterfaceRegexpsChanged(@NonNull android.net.TetheringManager.TetheringInterfaceRegexps);
     method public void onTetherableInterfacesChanged(@NonNull java.util.List<java.lang.String>);
     method public void onTetheredInterfacesChanged(@NonNull java.util.List<java.lang.String>);
diff --git a/api/test-current.txt b/api/test-current.txt
index c2553ed..28e43d8 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -1622,6 +1622,9 @@
     field public static final int TETHER_ERROR_UNKNOWN_IFACE = 1; // 0x1
     field public static final int TETHER_ERROR_UNSUPPORTED = 3; // 0x3
     field public static final int TETHER_ERROR_UNTETHER_IFACE_ERROR = 7; // 0x7
+    field public static final int TETHER_HARDWARE_OFFLOAD_FAILED = 2; // 0x2
+    field public static final int TETHER_HARDWARE_OFFLOAD_STARTED = 1; // 0x1
+    field public static final int TETHER_HARDWARE_OFFLOAD_STOPPED = 0; // 0x0
   }
 
   public static interface TetheringManager.OnTetheringEntitlementResultListener {
@@ -1638,6 +1641,7 @@
     ctor public TetheringManager.TetheringEventCallback();
     method public void onClientsChanged(@NonNull java.util.Collection<android.net.TetheredClient>);
     method public void onError(@NonNull String, int);
+    method public void onOffloadStatusChanged(int);
     method @Deprecated public void onTetherableInterfaceRegexpsChanged(@NonNull android.net.TetheringManager.TetheringInterfaceRegexps);
     method public void onTetherableInterfacesChanged(@NonNull java.util.List<java.lang.String>);
     method public void onTetheredInterfacesChanged(@NonNull java.util.List<java.lang.String>);