diff --git a/current.txt b/current.txt
index 8d1ca88f0f..eb5cf00c1b 100644
--- a/current.txt
+++ b/current.txt
@@ -783,6 +783,12 @@ b9fbb6e2e061ed0960939d48b785e9700210add1f13ed32ecd688d0f1ca20ef7 android.hardwar
 0f53d70e1eadf8d987766db4bf6ae2048004682168f4cab118da576787def3fa android.hardware.radio@1.0::types
 38d65fb20c60a5b823298560fc0825457ecdc49603a4b4e94bf81511790737da android.hardware.radio@1.4::types
 954c334efd80e8869b66d1ce5fe2755712d96ba4b3c38d415739c330af5fb4cb android.hardware.radio@1.5::types
+cfaab0e45c5d7b3595032d649da29ed712e920f956c13671efd35602fa81c923 android.hardware.radio@1.0::IRadio
+89d78fa49b09e2f31812bb63e1bfac2bf318a9561473c6b0ed6904ce18377d54 android.hardware.radio@1.0::IRadioIndication
+bc3c8c233085fca3879dc74b490b9e5bc1063258470d3b4c12f7a74bf215cbbd android.hardware.radio@1.0::IRadioResponse
+86fb079a600b2301a752249dfbfc53983a795d752f11aabcb68315a189f6c9a2 android.hardware.radio@1.1::IRadio
+00366b2f88f9ec2458014972938270c8413d4ab303218e37bf3add2b8e6b829a android.hardware.radio@1.1::IRadioResponse
+2b5afef68e3e2ff1dab63e4f2ee57337ef2635ec812f49080cadfce966d33b52 android.hardware.radio@1.2::IRadio
 
 # HALs released in Android S
 # NOTE: waiting to freeze HALs until later in the release
diff --git a/radio/1.0/IRadio.hal b/radio/1.0/IRadio.hal
index 236dbf5bd6..66cd4f0008 100644
--- a/radio/1.0/IRadio.hal
+++ b/radio/1.0/IRadio.hal
@@ -385,7 +385,10 @@ interface IRadio {
      *                  Note this is for backward compatibility with the old radio modem. The modem
      *                  must not use this param for any other reason.
      *
-     * Response function is IRadioResponse.setupDataCallResponse()
+     * Response function is IRadioResponse.setupDataCallResponse() which may return
+     * RadioError:REQUEST_NOT_SUPPORTED if @1.2::IRadio or higher is supported.
+     *
+     * DEPRECATED in @1.2 or higher, use @1.2::IRadio.setupDataCall_1_2() instead.
      */
     oneway setupDataCall(int32_t serial, RadioTechnology radioTechnology,
             DataProfileInfo dataProfileInfo, bool modemCognitive, bool roamingAllowed,
@@ -546,7 +549,10 @@ interface IRadio {
      *        false => No specific reason specified
      *        true => Radio shutdown requested
      *
-     * Response function is IRadioResponse.deactivateDataCallResponse()
+     * Response function is IRadioResponse.deactivateDataCallResponse() which may return
+     * RadioError:REQUEST_NOT_SUPPORTED if @1.2::IRadio or higher is supported.
+     *
+     * DEPRECATED in @1.2 or higher, use @1.2::IRadio.deactivateDataCall_1_2() instead.
      */
     oneway deactivateDataCall(int32_t serial, int32_t cid,
             bool reasonRadioShutDown);
@@ -1456,7 +1462,10 @@ interface IRadio {
      * @param reportInterval desired reporting interval (ms).
      * @param pullMode LCE service mode. true: PULL; false: PUSH.
      *
-     * Response callback is IRadioResponse.startLceServiceResponse()
+     * Response callback is IRadioResponse.startLceServiceResponse() which may return
+     * RadioError:REQUEST_NOT_SUPPORTED if @1.2::IRadio or higher is supported.
+     *
+     * DEPRECATED in @1.2 or higher which use the always-on LCE that relies on indications.
      */
     oneway startLceService(int32_t serial, int32_t reportInterval, bool pullMode);
 
@@ -1466,7 +1475,10 @@ interface IRadio {
      *
      * @param serial Serial number of request.
      *
-     * Response callback is IRadioResponse.stopLceServiceResponse()
+     * Response callback is IRadioResponse.stopLceServiceResponse() which may return
+     * RadioError:REQUEST_NOT_SUPPORTED if @1.2::IRadio or higher is supported.
+     *
+     * DEPRECATED in @1.2 or higher which use the always-on LCE that relies on indications.
      */
     oneway stopLceService(int32_t serial);
 
@@ -1475,7 +1487,10 @@ interface IRadio {
      *
      * @param serial Serial number of request.
      *
-     * Response callback is IRadioResponse.pullLceDataResponse()
+     * Response callback is IRadioResponse.pullLceDataResponse() which may return
+     * RadioError:REQUEST_NOT_SUPPORTED if @1.2::IRadio or higher is supported.
+     *
+     * DEPRECATED in @1.2 or higher which use the always-on LCE that relies on indications.
      */
     oneway pullLceData(int32_t serial);
 
@@ -1546,7 +1561,10 @@ interface IRadio {
      * @param indicationFilter 32-bit bitmap of IndicationFilter. Bits set to 1 indicate the
      *        indications are enabled. See IndicationFilter for the definition of each bit.
      *
-     * Response callback is IRadioResponse.setIndicationFilterResponse()
+     * Response callback is IRadioResponse.setIndicationFilterResponse() which may return
+     * RadioError:REQUEST_NOT_SUPPORTED if @1.2::IRadio or higher is supported.
+     *
+     * DEPRECATED in @1.2 or higher, use @1.2::IRadio.setIndicationFilter_1_2() instead.
      */
     oneway setIndicationFilter(int32_t serial, bitfield<IndicationFilter> indicationFilter);
 
@@ -1560,7 +1578,10 @@ interface IRadio {
      * @param serial Serial number of request
      * @param powerUp True if powering up the sim card
      *
-     * Response callback is IRadioResponse.setSimCardPowerResponse()
+     * Response callback is IRadioResponse.setSimCardPowerResponse() which may return
+     * RadioError:REQUEST_NOT_SUPPORTED if @1.1::IRadio or higher is supported.
+     *
+     * DEPRECATED in @1.1 or higher, use @1.1::IRadio.setSimCardPower_1_1() instead.
      */
     oneway setSimCardPower(int32_t serial, bool powerUp);
 
diff --git a/radio/1.0/IRadioIndication.hal b/radio/1.0/IRadioIndication.hal
index eb07226ffc..eb6c8ef8ce 100644
--- a/radio/1.0/IRadioIndication.hal
+++ b/radio/1.0/IRadioIndication.hal
@@ -427,6 +427,9 @@ interface IRadioIndication {
     *
     * @param type Type of radio indication
     * @param lce LceData information
+    *
+    * DEPRECATED in @1.2 and above, use
+    * @1.2::IRadioIndication.currentLinkCapacityEstimate() instead.
     */
    oneway lceData(RadioIndicationType type, LceDataInfo lce);
 
diff --git a/radio/1.0/IRadioResponse.hal b/radio/1.0/IRadioResponse.hal
index c1b16b7b83..00cec9f0d1 100644
--- a/radio/1.0/IRadioResponse.hal
+++ b/radio/1.0/IRadioResponse.hal
@@ -590,10 +590,10 @@ interface IRadioResponse {
      *   RadioError:NONE must be returned on both success and failure of setup with the
      *              DataCallResponse.status containing the actual status
      *              For all other errors the DataCallResponse is ignored.
+     *   RadioError:REQUEST_NOT_SUPPORTED may be returned when HAL 1.2 or higher is supported.
      *   RadioError:RADIO_NOT_AVAILABLE
      *   RadioError:OP_NOT_ALLOWED_BEFORE_REG_TO_NW
      *   RadioError:OP_NOT_ALLOWED_DURING_VOICE_CALL
-     *   RadioError:REQUEST_NOT_SUPPORTED
      *   RadioError:INVALID_ARGUMENTS
      *   RadioError:INTERNAL_ERR
      *   RadioError:NO_MEMORY
@@ -856,12 +856,12 @@ interface IRadioResponse {
      * @param info Response info struct containing response type, serial no. and error
      *
      * Valid errors returned:
+     *   RadioError:REQUEST_NOT_SUPPORTED may be returned when HAL 1.2 or higher is supported.
      *   RadioError:NONE
      *   RadioError:RADIO_NOT_AVAILABLE
      *   RadioError:INVALID_CALL_ID
      *   RadioError:INVALID_STATE
      *   RadioError:INVALID_ARGUMENTS
-     *   RadioError:REQUEST_NOT_SUPPORTED
      *   RadioError:INTERNAL_ERR
      *   RadioError:NO_MEMORY
      *   RadioError:NO_RESOURCES
@@ -2420,11 +2420,11 @@ interface IRadioResponse {
      * @param statusInfo LceStatusInfo indicating LCE status
      *
      * Valid errors returned:
+     *   RadioError:REQUEST_NOT_SUPPORTED may be returned when HAL 1.2 or higher is supported.
      *   RadioError:NONE
      *   RadioError:RADIO_NOT_AVAILABLE
      *   RadioError:LCE_NOT_SUPPORTED
      *   RadioError:INTERNAL_ERR
-     *   RadioError:REQUEST_NOT_SUPPORTED
      *   RadioError:NO_MEMORY
      *   RadioError:NO_RESOURCES
      *   RadioError:CANCELLED
@@ -2436,6 +2436,7 @@ interface IRadioResponse {
      * @param statusInfo LceStatusInfo indicating LCE status
      *
      * Valid errors returned:
+     *   RadioError:REQUEST_NOT_SUPPORTED may be returned when HAL 1.2 or higher is supported.
      *   RadioError:NONE
      *   RadioError:RADIO_NOT_AVAILABLE
      *   RadioError:LCE_NOT_SUPPORTED
@@ -2443,7 +2444,6 @@ interface IRadioResponse {
      *   RadioError:NO_MEMORY
      *   RadioError:NO_RESOURCES
      *   RadioError:CANCELLED
-     *   RadioError:REQUEST_NOT_SUPPORTED
      *   RadioError:SIM_ABSENT
      */
     oneway stopLceServiceResponse(RadioResponseInfo info, LceStatusInfo statusInfo);
@@ -2453,6 +2453,7 @@ interface IRadioResponse {
      * @param lceInfo LceDataInfo indicating LCE data as defined in types.hal
      *
      * Valid errors returned:
+     *   RadioError:REQUEST_NOT_SUPPORTED may be returned when HAL 1.2 or higher is supported.
      *   RadioError:NONE
      *   RadioError:RADIO_NOT_AVAILABLE
      *   RadioError:LCE_NOT_SUPPORTED
@@ -2460,7 +2461,6 @@ interface IRadioResponse {
      *   RadioError:NO_MEMORY
      *   RadioError:NO_RESOURCES
      *   RadioError:CANCELLED
-     *   RadioError:REQUEST_NOT_SUPPORTED
      *   RadioError:SIM_ABSENT
      */
     oneway pullLceDataResponse(RadioResponseInfo info, LceDataInfo lceInfo);
@@ -2534,13 +2534,13 @@ interface IRadioResponse {
      * @param info Response info struct containing response type, serial no. and error
      *
      * Valid errors returned:
+     *   RadioError:REQUEST_NOT_SUPPORTED may be returned when HAL 1.2 or higher is supported.
      *   RadioError:NONE
      *   RadioError:INVALID_ARGUMENTS
      *   RadioError:RADIO_NOT_AVAILABLE
      *   RadioError:NO_MEMORY
      *   RadioError:INTERNAL_ERR
      *   RadioError:SYSTEM_ERR
-     *   RadioError:REQUEST_NOT_SUPPORTED
      *   RadioError:NO_RESOURCES
      *   RadioError:CANCELLED
      */
@@ -2550,9 +2550,9 @@ interface IRadioResponse {
      * @param info Response info struct containing response type, serial no. and error
      *
      * Valid errors returned:
+     *   RadioError:REQUEST_NOT_SUPPORTED may be returned when HAL 1.1 or higher is supported.
      *   RadioError:NONE
      *   RadioError:RADIO_NOT_AVAILABLE
-     *   RadioError:REQUEST_NOT_SUPPORTED
      *   RadioError:INVALID_ARGUMENTS
      *   RadioError:INTERNAL_ERR
      *   RadioError:NO_MEMORY
diff --git a/radio/1.1/IRadio.hal b/radio/1.1/IRadio.hal
index 22d27d4563..de2135ad74 100644
--- a/radio/1.1/IRadio.hal
+++ b/radio/1.1/IRadio.hal
@@ -77,7 +77,10 @@ interface IRadio extends @1.0::IRadio {
      * @param serial Serial number of request.
      * @param request Defines the radio networks/bands/channels which need to be scanned.
      *
-     * Response function is IRadioResponse.startNetworkScanResponse()
+     * Response function is IRadioResponse.startNetworkScanResponse() which may return
+     * RadioError:REQUEST_NOT_SUPPORTED if @1.2::IRadio or higher is supported.
+     *
+     * DEPRECATED in @1.2 or higher, use @1.2::IRadio.startNetworkScan_1_2() instead.
      */
     oneway startNetworkScan(int32_t serial, NetworkScanRequest request);
 
diff --git a/radio/1.1/IRadioResponse.hal b/radio/1.1/IRadioResponse.hal
index 759602b004..7dc1bc6a7b 100644
--- a/radio/1.1/IRadioResponse.hal
+++ b/radio/1.1/IRadioResponse.hal
@@ -51,6 +51,7 @@ interface IRadioResponse extends @1.0::IRadioResponse {
      * @param info Response info struct containing response type, serial no. and error
      *
      * Valid errors returned:
+     *   RadioError:REQUEST_NOT_SUPPORTED may be returned when HAL 1.2 or higher is supported.
      *   RadioError:NONE
      *   RadioError:RADIO_NOT_AVAILABLE
      *   RadioError:OPERATION_NOT_ALLOWED
@@ -59,7 +60,6 @@ interface IRadioResponse extends @1.0::IRadioResponse {
      *   RadioError:NO_MEMORY
      *   RadioError:MODEM_ERR
      *   RadioError:INVALID_ARGUMENTS
-     *   RadioError:REQUEST_NOT_SUPPORTED
      */
     oneway startNetworkScanResponse(RadioResponseInfo info);
 
diff --git a/radio/1.2/IRadio.hal b/radio/1.2/IRadio.hal
index 87b0add5da..6d48ca0a45 100644
--- a/radio/1.2/IRadio.hal
+++ b/radio/1.2/IRadio.hal
@@ -37,7 +37,10 @@ interface IRadio extends @1.1::IRadio {
      * @param serial Serial number of request.
      * @param request Defines the radio networks/bands/channels which need to be scanned.
      *
-     * Response function is IRadioResponse.startNetworkScanResponse()
+     * Response function is IRadioResponse.startNetworkScanResponse() which may return
+     * RadioError:REQUEST_NOT_SUPPORTED if @1.4::IRadio or higher is supported.
+     *
+     * DEPRECATED in @1.4 or higher, use @1.4::IRadio.startNetworkScan_1_4() instead.
      */
     oneway startNetworkScan_1_2(int32_t serial, NetworkScanRequest request);