diff --git a/radio/1.6/IRadio.hal b/radio/1.6/IRadio.hal
index e7267ef..411a09e 100644
--- a/radio/1.6/IRadio.hal
+++ b/radio/1.6/IRadio.hal
@@ -103,6 +103,12 @@
      *   - Support simultaneous data call contexts up to DataRegStateResult.maxDataCalls specified
      *     in the response of getDataRegistrationState.
      *
+     * The differences relative to the 1.5 version of the API are:
+     *   - The addition of new parameters pduSessionId, sliceInfo, trafficDescriptor, and
+     *     matchAllRuleAllowed.
+     *   - If an existing data call should be used for the request, that must be indicated in the
+     *     response by setting SetupDataCallResult::cid to the context id of that call.
+     *
      * @param serial Serial number of request.
      * @param accessNetwork The access network to setup the data call. If the data connection cannot
      *     be established on the specified access network then it should be responded with an error.
@@ -122,7 +128,8 @@
      *     Reference: 3GPP TS 24.007 section 11.2.3.1b
      * @param sliceInfo SliceInfo to be used for the data connection when a handover occurs from
      *     EPDG to 5G.  It is valid only when accessNetwork is AccessNetwork:NGRAN.  If the slice
-     *     passed from EPDG is rejected, then the data failure cause must be DataCallFailCause:SLICE_REJECTED.
+     *     passed from EPDG is rejected, then the data failure cause must be
+     *     DataCallFailCause:SLICE_REJECTED.
      * @param trafficDescriptor TrafficDescriptor for which data connection needs to be
      *     established. It is used for URSP traffic matching as described in TS 24.526
      *     Section 4.2.2. It includes an optional DNN which, if present, must be used for traffic
diff --git a/radio/1.6/types.hal b/radio/1.6/types.hal
index 5bbb617..3e49cfd 100644
--- a/radio/1.6/types.hal
+++ b/radio/1.6/types.hal
@@ -274,7 +274,8 @@
 /**
  * Overwritten from @1.5::SetupDataCallResult in order to change the suggestedRetryTime
  * to 64-bit value. In the future, this must be extended instead of overwritten.
- * Also added defaultQos, qosSessions, and handoverFailureMode in this version.
+ * Also added defaultQos, qosSessions, handoverFailureMode, pduSessionId, sliceInfo,
+ * and traffic descriptors in this version.
  */
 struct SetupDataCallResult {
     /** Data call fail cause. DataCallFailCause.NONE if no error. */
@@ -914,7 +915,7 @@
     MATCH_ALL_RULE_NOT_ALLOWED = 0x8CD,
 
     /**
-     * If connection failed for all matching URSP rules
+     * If connection failed for all matching URSP rules.
      */
     ALL_MATCHING_RULES_FAILED = 0x8CE,
 };
@@ -923,17 +924,17 @@
  * This safe_union represents an optional DNN. DNN stands for Data Network Name
  * and represents an APN as defined in 3GPP TS 23.003.
  */
-safe_union OptionalDNN {
+safe_union OptionalDnn {
     Monostate noinit;
     string value;
 };
 
 /**
- * This safe_union represents an optional OSAppId.
+ * This safe_union represents an optional OsAppId.
  */
-safe_union OptionalOSAppId {
+safe_union OptionalOsAppId {
     Monostate noinit;
-    OSAppId value;
+    OsAppId value;
 };
 
 /**
@@ -954,21 +955,21 @@
      * DNN stands for Data Network Name and represents an APN as defined in
      * 3GPP TS 23.003.
      */
-    OptionalDNN dnn;
+    OptionalDnn dnn;
     /**
-     * Indicates the OSId + OSAppId (used as category in Android).
+     * Indicates the OsId + OsAppId (used as category in Android).
      */
-    OptionalOSAppId osAppId;
+    OptionalOsAppId osAppId;
 };
 
 /**
- * This struct represents the OSId + OSAppId as defined in TS 24.526 Section 5.2
+ * This struct represents the OsId + OsAppId as defined in TS 24.526 Section 5.2
  */
-struct OSAppId {
+struct OsAppId {
     /**
-     * Byte array representing OSId + OSAppId. The minimum length of the array is
-     * 18 and maximum length is 272 (16 bytes for OSId + 1 byte for OSAppId length
-     * + up to 255 bytes for OSAppId).
+     * Byte array representing OsId + OsAppId. The minimum length of the array is
+     * 18 and maximum length is 272 (16 bytes for OsId + 1 byte for OsAppId length
+     * + up to 255 bytes for OsAppId).
      */
     vec<uint8_t> osAppId;
 };
diff --git a/radio/1.6/vts/functional/radio_hidl_hal_api.cpp b/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
index fb50990..e82c01a 100644
--- a/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
+++ b/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
@@ -130,7 +130,7 @@
     memset(&optionalTrafficDescriptor, 0, sizeof(optionalTrafficDescriptor));
 
     ::android::hardware::radio::V1_6::TrafficDescriptor trafficDescriptor;
-    ::android::hardware::radio::V1_6::OSAppId osAppId;
+    ::android::hardware::radio::V1_6::OsAppId osAppId;
     osAppId.osAppId = 1;
     trafficDescriptor.osAppId.value(osAppId);
     optionalTrafficDescriptor.value(trafficDescriptor);
diff --git a/radio/1.6/vts/functional/radio_response.cpp b/radio/1.6/vts/functional/radio_response.cpp
index 23d57af..8c8d698 100644
--- a/radio/1.6/vts/functional/radio_response.cpp
+++ b/radio/1.6/vts/functional/radio_response.cpp
@@ -1059,6 +1059,7 @@
     parent_v1_6.notify(info.serial);
     return Void();
 }
+
 Return<void> RadioResponse_v1_6::setNrDualConnectivityStateResponse(
         const ::android::hardware::radio::V1_6::RadioResponseInfo& info) {
     rspInfo = info;