diff --git a/wifi/1.0/vts/functional/Android.bp b/wifi/1.0/vts/functional/Android.bp
index cad54fe..30512a9 100644
--- a/wifi/1.0/vts/functional/Android.bp
+++ b/wifi/1.0/vts/functional/Android.bp
@@ -73,6 +73,11 @@
     static_libs: [
         "VtsHalWifiV1_0TargetTestUtil",
         "android.hardware.wifi@1.0",
+        "android.hardware.wifi@1.1",
+        "android.hardware.wifi@1.2",
+        "android.hardware.wifi@1.3",
+        "android.hardware.wifi@1.4",
+        "android.hardware.wifi@1.5",
         "libwifi-system-iface",
     ],
     test_suites: [
diff --git a/wifi/1.0/vts/functional/wifi_nan_iface_hidl_test.cpp b/wifi/1.0/vts/functional/wifi_nan_iface_hidl_test.cpp
index 17abbd7..a74987c 100644
--- a/wifi/1.0/vts/functional/wifi_nan_iface_hidl_test.cpp
+++ b/wifi/1.0/vts/functional/wifi_nan_iface_hidl_test.cpp
@@ -20,6 +20,7 @@
 #include <android/hardware/wifi/1.0/IWifi.h>
 #include <android/hardware/wifi/1.0/IWifiNanIface.h>
 #include <android/hardware/wifi/1.0/IWifiNanIfaceEventCallback.h>
+#include <android/hardware/wifi/1.5/IWifiNanIface.h>
 #include <gtest/gtest.h>
 #include <hidl/GtestPrinter.h>
 #include <hidl/ServiceManagement.h>
@@ -483,6 +484,16 @@
 TEST_P(WifiNanIfaceHidlTest, getCapabilitiesRequest) {
     uint16_t inputCmdId = 10;
     callbackType = INVALID;
+    sp<::android::hardware::wifi::V1_5::IWifiNanIface> iface_converted =
+        ::android::hardware::wifi::V1_5::IWifiNanIface::castFrom(iwifiNanIface);
+    if (iface_converted != nullptr) {
+        ASSERT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED,
+                  HIDL_INVOKE(iwifiNanIface, getCapabilitiesRequest, inputCmdId)
+                      .code);
+        // Skip this test since this API is deprecated in this newer HAL version
+        return;
+    }
+
     ASSERT_EQ(
         WifiStatusCode::SUCCESS,
         HIDL_INVOKE(iwifiNanIface, getCapabilitiesRequest, inputCmdId).code);
diff --git a/wifi/1.4/vts/functional/Android.bp b/wifi/1.4/vts/functional/Android.bp
index 59a35e0..0051d27 100644
--- a/wifi/1.4/vts/functional/Android.bp
+++ b/wifi/1.4/vts/functional/Android.bp
@@ -52,6 +52,7 @@
         "android.hardware.wifi@1.2",
         "android.hardware.wifi@1.3",
         "android.hardware.wifi@1.4",
+        "android.hardware.wifi@1.5",
         "libwifi-system-iface",
     ],
     test_suites: [
diff --git a/wifi/1.4/vts/functional/wifi_nan_iface_hidl_test.cpp b/wifi/1.4/vts/functional/wifi_nan_iface_hidl_test.cpp
index 9b69f57..3ac047d 100644
--- a/wifi/1.4/vts/functional/wifi_nan_iface_hidl_test.cpp
+++ b/wifi/1.4/vts/functional/wifi_nan_iface_hidl_test.cpp
@@ -20,6 +20,7 @@
 #include <android/hardware/wifi/1.2/IWifiNanIfaceEventCallback.h>
 #include <android/hardware/wifi/1.4/IWifi.h>
 #include <android/hardware/wifi/1.4/IWifiNanIface.h>
+#include <android/hardware/wifi/1.5/IWifiNanIface.h>
 #include <gtest/gtest.h>
 #include <hidl/GtestPrinter.h>
 #include <hidl/ServiceManagement.h>
@@ -488,6 +489,17 @@
     callbackType = INVALID;
     ::android::hardware::wifi::V1_4::NanEnableRequest nanEnableRequest = {};
     NanConfigRequestSupplemental nanConfigRequestSupp = {};
+
+    sp<::android::hardware::wifi::V1_5::IWifiNanIface> iface_converted =
+        ::android::hardware::wifi::V1_5::IWifiNanIface::castFrom(iwifiNanIface);
+    if (iface_converted != nullptr) {
+        ASSERT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED,
+                  HIDL_INVOKE(iwifiNanIface, enableRequest_1_4, inputCmdId,
+                              nanEnableRequest, nanConfigRequestSupp)
+                      .code);
+        // Skip this test since this API is deprecated in this newer HAL version
+        return;
+    }
     ASSERT_EQ(WifiStatusCode::SUCCESS,
               HIDL_INVOKE(iwifiNanIface, enableRequest_1_4, inputCmdId,
                           nanEnableRequest, nanConfigRequestSupp)
@@ -509,6 +521,17 @@
     nanEnableRequest.configParams.numberOfPublishServiceIdsInBeacon =
         128;  // must be <= 127
     NanConfigRequestSupplemental nanConfigRequestSupp = {};
+
+    sp<::android::hardware::wifi::V1_5::IWifiNanIface> iface_converted =
+        ::android::hardware::wifi::V1_5::IWifiNanIface::castFrom(iwifiNanIface);
+    if (iface_converted != nullptr) {
+        ASSERT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED,
+                  HIDL_INVOKE(iwifiNanIface, enableRequest_1_4, inputCmdId,
+                              nanEnableRequest, nanConfigRequestSupp)
+                      .code);
+        // Skip this test since this API is deprecated in this newer HAL version
+        return;
+    }
     ASSERT_EQ(WifiStatusCode::ERROR_INVALID_ARGS,
               HIDL_INVOKE(iwifiNanIface, enableRequest_1_4, inputCmdId,
                           nanEnableRequest, nanConfigRequestSupp)
@@ -523,6 +546,17 @@
     callbackType = INVALID;
     ::android::hardware::wifi::V1_4::NanConfigRequest nanConfigRequest = {};
     NanConfigRequestSupplemental nanConfigRequestSupp = {};
+
+    sp<::android::hardware::wifi::V1_5::IWifiNanIface> iface_converted =
+        ::android::hardware::wifi::V1_5::IWifiNanIface::castFrom(iwifiNanIface);
+    if (iface_converted != nullptr) {
+        ASSERT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED,
+                  HIDL_INVOKE(iwifiNanIface, configRequest_1_4, inputCmdId,
+                              nanConfigRequest, nanConfigRequestSupp)
+                      .code);
+        // Skip this test since this API is deprecated in this newer HAL version
+        return;
+    }
     ASSERT_EQ(WifiStatusCode::SUCCESS,
               HIDL_INVOKE(iwifiNanIface, configRequest_1_4, inputCmdId,
                           nanConfigRequest, nanConfigRequestSupp)
@@ -543,6 +577,18 @@
     ::android::hardware::wifi::V1_4::NanConfigRequest nanConfigRequest = {};
     nanConfigRequest.numberOfPublishServiceIdsInBeacon = 128;  // must be <= 127
     NanConfigRequestSupplemental nanConfigRequestSupp = {};
+
+    sp<::android::hardware::wifi::V1_5::IWifiNanIface> iface_converted =
+        ::android::hardware::wifi::V1_5::IWifiNanIface::castFrom(iwifiNanIface);
+    if (iface_converted != nullptr) {
+        ASSERT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED,
+                  HIDL_INVOKE(iwifiNanIface, configRequest_1_4, inputCmdId,
+                              nanConfigRequest, nanConfigRequestSupp)
+                      .code);
+        // Skip this test since this API is deprecated in this newer HAL version
+        return;
+    }
+
     ASSERT_EQ(WifiStatusCode::ERROR_INVALID_ARGS,
               HIDL_INVOKE(iwifiNanIface, configRequest_1_4, inputCmdId,
                           nanConfigRequest, nanConfigRequestSupp)
diff --git a/wifi/1.5/Android.bp b/wifi/1.5/Android.bp
index 5304760..ecb0a35 100644
--- a/wifi/1.5/Android.bp
+++ b/wifi/1.5/Android.bp
@@ -7,6 +7,8 @@
         "types.hal",
         "IWifi.hal",
         "IWifiChip.hal",
+        "IWifiNanIface.hal",
+        "IWifiNanIfaceEventCallback.hal",
     ],
     interfaces: [
         "android.hardware.wifi@1.0",
diff --git a/wifi/1.5/IWifiNanIface.hal b/wifi/1.5/IWifiNanIface.hal
new file mode 100644
index 0000000..93257b5
--- /dev/null
+++ b/wifi/1.5/IWifiNanIface.hal
@@ -0,0 +1,113 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.wifi@1.5;
+
+import @1.0::CommandIdShort;
+import @1.0::WifiStatus;
+import @1.4::IWifiNanIface;
+import @1.4::NanConfigRequest;
+import @1.4::NanEnableRequest;
+import IWifiNanIfaceEventCallback;
+import NanConfigRequestSupplemental;
+
+/**
+ * Interface used to represent a single NAN (Neighbour Aware Network) iface.
+ *
+ * References to "NAN Spec" are to the Wi-Fi Alliance "Wi-Fi Neighbor Awareness
+ * Networking (NAN) Technical Specification".
+ */
+interface IWifiNanIface extends @1.4::IWifiNanIface {
+    /**
+     * Enable NAN: configures and activates NAN clustering (does not start
+     * a discovery session or set up data-interfaces or data-paths). Use the
+     * |IWifiNanIface.configureRequest| method to change the configuration of an already enabled
+     * NAN interface.
+     * Asynchronous response is with |IWifiNanIfaceEventCallback.notifyEnableResponse|.
+     *
+     * Note: supersedes the @1.4::IWifiNanIface.enableRequest() method which is deprecated as of
+     * HAL version 1.5.
+     *
+     * @param cmdId command Id to use for this invocation.
+     * @param msg1 Instance of |NanEnableRequest|.
+     * @param msg2 Instance of |NanConfigRequestSupplemental|.
+     * @return status WifiStatus of the operation.
+     *         Possible status codes:
+     *         |WifiStatusCode.SUCCESS|,
+     *         |WifiStatusCode.ERROR_NOT_SUPPORTED|,
+     *         |WifiStatusCode.ERROR_WIFI_IFACE_INVALID|,
+     *         |WifiStatusCode.ERROR_INVALID_ARGS|,
+     *         |WifiStatusCode.ERROR_UNKNOWN|
+     */
+    enableRequest_1_5(CommandIdShort cmdId, NanEnableRequest msg1,
+        NanConfigRequestSupplemental msg2) generates (WifiStatus status);
+
+    /**
+     * Configure NAN: configures an existing NAN functionality (i.e. assumes
+     * |IWifiNanIface.enableRequest| already submitted and succeeded).
+     * Asynchronous response is with |IWifiNanIfaceEventCallback.notifyConfigResponse|.
+     *
+     * Note: supersedes the @1.4::IWifiNanIface.configRequest() method which is deprecated as of
+     * HAL version 1.5.
+     *
+     * @param cmdId command Id to use for this invocation.
+     * @param msg1 Instance of |NanConfigRequest|.
+     * @param msg2 Instance of |NanConfigRequestSupplemental|.
+     * @return status WifiStatus of the operation.
+     *         Possible status codes:
+     *         |WifiStatusCode.SUCCESS|,
+     *         |WifiStatusCode.ERROR_NOT_SUPPORTED|,
+     *         |WifiStatusCode.ERROR_WIFI_IFACE_INVALID|,
+     *         |WifiStatusCode.ERROR_INVALID_ARGS|,
+     *         |WifiStatusCode.ERROR_UNKNOWN|
+     */
+    configRequest_1_5(CommandIdShort cmdId, NanConfigRequest msg1,
+        NanConfigRequestSupplemental msg2) generates (WifiStatus status);
+
+    /**
+     * Requests notifications of significant events on this iface. Multiple calls
+     * to this must register multiple callbacks each of which must receive all
+     * events.
+     *
+     * Note: supersedes the @1.2::IWifiNanIface.registerEventCallback() method which is deprecated
+     * as of HAL version 1.5.
+     *
+     * @param callback An instance of the |IWifiNanIfaceEventCallback| HIDL interface
+     *        object.
+     * @return status WifiStatus of the operation.
+     *         Possible status codes:
+     *         |WifiStatusCode.SUCCESS|,
+     *         |WifiStatusCode.ERROR_WIFI_IFACE_INVALID|
+     */
+    registerEventCallback_1_5(IWifiNanIfaceEventCallback callback)
+        generates (WifiStatus status);
+
+    /**
+     * Get NAN capabilities. Asynchronous response is with
+     * |IWifiNanIfaceEventCallback.notifyCapabilitiesResponse|.
+
+     * Note: supersedes the @1.0::IWifiNanIface.getCapabilitiesRequest() method which is deprecated
+     * as of HAL version 1.5.
+     *
+     * @param cmdId command Id to use for this invocation.
+     * @return status WifiStatus of the operation.
+     *         Possible status codes:
+     *         |WifiStatusCode.SUCCESS|,
+     *         |WifiStatusCode.ERROR_WIFI_IFACE_INVALID|,
+     *         |WifiStatusCode.ERROR_UNKNOWN|
+     */
+     getCapabilitiesRequest_1_5(CommandIdShort cmdId) generates (WifiStatus status);
+};
\ No newline at end of file
diff --git a/wifi/1.5/IWifiNanIfaceEventCallback.hal b/wifi/1.5/IWifiNanIfaceEventCallback.hal
new file mode 100644
index 0000000..867c03c
--- /dev/null
+++ b/wifi/1.5/IWifiNanIfaceEventCallback.hal
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.wifi@1.5;
+
+import @1.0::CommandIdShort;
+import @1.0::WifiNanStatus;
+import @1.2::IWifiNanIfaceEventCallback;
+
+/**
+ * NAN Response and Asynchronous Event Callbacks.
+ *
+ * References to "NAN Spec" are to the Wi-Fi Alliance "Wi-Fi Neighbor Awareness
+ * Networking (NAN) Technical Specification".
+ */
+interface IWifiNanIfaceEventCallback extends @1.2::IWifiNanIfaceEventCallback {
+    /**
+     * Asynchronous callback invoked in response to a capability request
+     * |IWifiNanIface.getCapabilitiesRequest|.
+     *
+     * Note: supersedes the @1.2::IWifiNanIfaceEventCallback.notifyCapabilitiesResponse() method
+     * which is deprecated as of HAL version 1.5.
+     *
+     * @param cmdId command Id corresponding to the original request.
+     * @param status WifiNanStatus of the operation. Possible status codes are:
+     *        |NanStatusType.SUCCESS|
+     * @param capabilities Capability data.
+     */
+    oneway notifyCapabilitiesResponse_1_5(CommandIdShort id, WifiNanStatus status,
+                                    NanCapabilities capabilities);
+};
\ No newline at end of file
diff --git a/wifi/1.5/default/hidl_struct_util.cpp b/wifi/1.5/default/hidl_struct_util.cpp
index 91a82a7..578f3e2 100644
--- a/wifi/1.5/default/hidl_struct_util.cpp
+++ b/wifi/1.5/default/hidl_struct_util.cpp
@@ -1280,7 +1280,7 @@
 
 bool convertHidlNanEnableRequest_1_4ToLegacy(
     const V1_4::NanEnableRequest& hidl_request1,
-    const V1_2::NanConfigRequestSupplemental& hidl_request2,
+    const NanConfigRequestSupplemental& hidl_request2,
     legacy_hal::NanEnableRequest* legacy_request) {
     if (!legacy_request) {
         LOG(ERROR)
@@ -1295,14 +1295,60 @@
 
     legacy_request->config_discovery_beacon_int = 1;
     legacy_request->discovery_beacon_interval =
-        hidl_request2.discoveryBeaconIntervalMs;
+        hidl_request2.V1_2.discoveryBeaconIntervalMs;
     legacy_request->config_nss = 1;
-    legacy_request->nss = hidl_request2.numberOfSpatialStreamsInDiscovery;
+    legacy_request->nss = hidl_request2.V1_2.numberOfSpatialStreamsInDiscovery;
     legacy_request->config_dw_early_termination = 1;
     legacy_request->enable_dw_termination =
-        hidl_request2.enableDiscoveryWindowEarlyTermination;
+        hidl_request2.V1_2.enableDiscoveryWindowEarlyTermination;
     legacy_request->config_enable_ranging = 1;
-    legacy_request->enable_ranging = hidl_request2.enableRanging;
+    legacy_request->enable_ranging = hidl_request2.V1_2.enableRanging;
+
+    return true;
+}
+
+bool convertHidlNanEnableRequest_1_5ToLegacy(
+    const V1_4::NanEnableRequest& hidl_request1,
+    const NanConfigRequestSupplemental& hidl_request2,
+    legacy_hal::NanEnableRequest* legacy_request) {
+    if (!legacy_request) {
+        LOG(ERROR)
+            << "convertHidlNanEnableRequest_1_5ToLegacy: null legacy_request";
+        return false;
+    }
+
+    *legacy_request = {};
+    if (!convertHidlNanEnableRequest_1_4ToLegacy(hidl_request1, hidl_request2,
+                                                 legacy_request)) {
+        return false;
+    }
+
+    legacy_request->config_enable_instant_mode = 1;
+    legacy_request->enable_instant_mode =
+        hidl_request2.enableInstantCommunicationMode;
+
+    return true;
+}
+
+bool convertHidlNanConfigRequest_1_5ToLegacy(
+    const V1_4::NanConfigRequest& hidl_request1,
+    const NanConfigRequestSupplemental& hidl_request2,
+    legacy_hal::NanConfigRequest* legacy_request) {
+    if (!legacy_request) {
+        LOG(ERROR)
+            << "convertHidlNanConfigRequest_1_5ToLegacy: null legacy_request";
+        return false;
+    }
+
+    *legacy_request = {};
+    if (!convertHidlNanConfigRequest_1_4ToLegacy(hidl_request1, hidl_request2,
+                                                 legacy_request)) {
+        return false;
+    }
+
+    legacy_request->config_enable_instant_mode = 1;
+    legacy_request->enable_instant_mode =
+        hidl_request2.enableInstantCommunicationMode;
 
     return true;
 }
@@ -1794,7 +1840,7 @@
 
 bool convertHidlNanConfigRequest_1_4ToLegacy(
     const V1_4::NanConfigRequest& hidl_request1,
-    const V1_2::NanConfigRequestSupplemental& hidl_request2,
+    const NanConfigRequestSupplemental& hidl_request2,
     legacy_hal::NanConfigRequest* legacy_request) {
     if (!legacy_request) {
         LOG(ERROR) << "convertHidlNanConfigRequest_1_4ToLegacy: legacy_request "
@@ -1809,14 +1855,14 @@
 
     legacy_request->config_discovery_beacon_int = 1;
     legacy_request->discovery_beacon_interval =
-        hidl_request2.discoveryBeaconIntervalMs;
+        hidl_request2.V1_2.discoveryBeaconIntervalMs;
     legacy_request->config_nss = 1;
-    legacy_request->nss = hidl_request2.numberOfSpatialStreamsInDiscovery;
+    legacy_request->nss = hidl_request2.V1_2.numberOfSpatialStreamsInDiscovery;
     legacy_request->config_dw_early_termination = 1;
     legacy_request->enable_dw_termination =
-        hidl_request2.enableDiscoveryWindowEarlyTermination;
+        hidl_request2.V1_2.enableDiscoveryWindowEarlyTermination;
     legacy_request->config_enable_ranging = 1;
-    legacy_request->enable_ranging = hidl_request2.enableRanging;
+    legacy_request->enable_ranging = hidl_request2.V1_2.enableRanging;
 
     return true;
 }
@@ -2023,27 +2069,31 @@
     }
     *hidl_response = {};
 
-    hidl_response->maxConcurrentClusters =
+    hidl_response->V1_0.maxConcurrentClusters =
         legacy_response.max_concurrent_nan_clusters;
-    hidl_response->maxPublishes = legacy_response.max_publishes;
-    hidl_response->maxSubscribes = legacy_response.max_subscribes;
-    hidl_response->maxServiceNameLen = legacy_response.max_service_name_len;
-    hidl_response->maxMatchFilterLen = legacy_response.max_match_filter_len;
-    hidl_response->maxTotalMatchFilterLen =
+    hidl_response->V1_0.maxPublishes = legacy_response.max_publishes;
+    hidl_response->V1_0.maxSubscribes = legacy_response.max_subscribes;
+    hidl_response->V1_0.maxServiceNameLen =
+        legacy_response.max_service_name_len;
+    hidl_response->V1_0.maxMatchFilterLen =
+        legacy_response.max_match_filter_len;
+    hidl_response->V1_0.maxTotalMatchFilterLen =
         legacy_response.max_total_match_filter_len;
-    hidl_response->maxServiceSpecificInfoLen =
+    hidl_response->V1_0.maxServiceSpecificInfoLen =
         legacy_response.max_service_specific_info_len;
-    hidl_response->maxExtendedServiceSpecificInfoLen =
+    hidl_response->V1_0.maxExtendedServiceSpecificInfoLen =
         legacy_response.max_sdea_service_specific_info_len;
-    hidl_response->maxNdiInterfaces = legacy_response.max_ndi_interfaces;
-    hidl_response->maxNdpSessions = legacy_response.max_ndp_sessions;
-    hidl_response->maxAppInfoLen = legacy_response.max_app_info_len;
-    hidl_response->maxQueuedTransmitFollowupMsgs =
+    hidl_response->V1_0.maxNdiInterfaces = legacy_response.max_ndi_interfaces;
+    hidl_response->V1_0.maxNdpSessions = legacy_response.max_ndp_sessions;
+    hidl_response->V1_0.maxAppInfoLen = legacy_response.max_app_info_len;
+    hidl_response->V1_0.maxQueuedTransmitFollowupMsgs =
         legacy_response.max_queued_transmit_followup_msgs;
-    hidl_response->maxSubscribeInterfaceAddresses =
+    hidl_response->V1_0.maxSubscribeInterfaceAddresses =
         legacy_response.max_subscribe_address;
-    hidl_response->supportedCipherSuites =
+    hidl_response->V1_0.supportedCipherSuites =
         legacy_response.cipher_suites_supported;
+    hidl_response->instantCommunicationModeSupportFlag =
+        legacy_response.is_instant_mode_supported;
 
     return true;
 }
diff --git a/wifi/1.5/default/hidl_struct_util.h b/wifi/1.5/default/hidl_struct_util.h
index c6dc692..b0b1d22 100644
--- a/wifi/1.5/default/hidl_struct_util.h
+++ b/wifi/1.5/default/hidl_struct_util.h
@@ -26,6 +26,7 @@
 #include <android/hardware/wifi/1.4/IWifiChipEventCallback.h>
 #include <android/hardware/wifi/1.4/types.h>
 #include <android/hardware/wifi/1.5/IWifiChip.h>
+#include <android/hardware/wifi/1.5/types.h>
 
 #include "wifi_legacy_hal.h"
 
@@ -122,11 +123,19 @@
     legacy_hal::NanConfigRequest* legacy_request);
 bool convertHidlNanEnableRequest_1_4ToLegacy(
     const V1_4::NanEnableRequest& hidl_request1,
-    const V1_2::NanConfigRequestSupplemental& hidl_request2,
+    const NanConfigRequestSupplemental& hidl_request2,
     legacy_hal::NanEnableRequest* legacy_request);
 bool convertHidlNanConfigRequest_1_4ToLegacy(
     const V1_4::NanConfigRequest& hidl_request1,
-    const V1_2::NanConfigRequestSupplemental& hidl_request2,
+    const NanConfigRequestSupplemental& hidl_request2,
+    legacy_hal::NanConfigRequest* legacy_request);
+bool convertHidlNanEnableRequest_1_5ToLegacy(
+    const V1_4::NanEnableRequest& hidl_request1,
+    const NanConfigRequestSupplemental& hidl_request2,
+    legacy_hal::NanEnableRequest* legacy_request);
+bool convertHidlNanConfigRequest_1_5ToLegacy(
+    const V1_4::NanConfigRequest& hidl_request1,
+    const NanConfigRequestSupplemental& hidl_request2,
     legacy_hal::NanConfigRequest* legacy_request);
 bool convertHidlNanPublishRequestToLegacy(
     const NanPublishRequest& hidl_request,
diff --git a/wifi/1.5/default/tests/wifi_nan_iface_unit_tests.cpp b/wifi/1.5/default/tests/wifi_nan_iface_unit_tests.cpp
index 411190b..52f0c2b 100644
--- a/wifi/1.5/default/tests/wifi_nan_iface_unit_tests.cpp
+++ b/wifi/1.5/default/tests/wifi_nan_iface_unit_tests.cpp
@@ -41,7 +41,6 @@
 namespace V1_5 {
 namespace implementation {
 
-using android::hardware::wifi::V1_2::IWifiNanIfaceEventCallback;
 using android::hardware::wifi::V1_2::NanDataPathConfirmInd;
 
 bool CaptureIfaceEventHandlers(
@@ -56,9 +55,10 @@
    public:
     MockNanIfaceEventCallback() = default;
 
-    MOCK_METHOD3(notifyCapabilitiesResponse,
-                 Return<void>(uint16_t, const WifiNanStatus&,
-                              const NanCapabilities&));
+    MOCK_METHOD3(
+        notifyCapabilitiesResponse,
+        Return<void>(uint16_t, const WifiNanStatus&,
+                     const android::hardware::wifi::V1_0::NanCapabilities&));
     MOCK_METHOD2(notifyEnableResponse,
                  Return<void>(uint16_t, const WifiNanStatus&));
     MOCK_METHOD2(notifyConfigResponse,
@@ -108,6 +108,9 @@
                  Return<void>(const NanDataPathConfirmInd&));
     MOCK_METHOD1(eventDataPathScheduleUpdate,
                  Return<void>(const NanDataPathScheduleUpdateInd&));
+    MOCK_METHOD3(notifyCapabilitiesResponse_1_5,
+                 Return<void>(uint16_t, const WifiNanStatus&,
+                              const NanCapabilities&));
 };
 
 class WifiNanIfaceTest : public Test {
diff --git a/wifi/1.5/default/wifi_nan_iface.cpp b/wifi/1.5/default/wifi_nan_iface.cpp
index e2b0332..0cc6cd5 100644
--- a/wifi/1.5/default/wifi_nan_iface.cpp
+++ b/wifi/1.5/default/wifi_nan_iface.cpp
@@ -166,10 +166,10 @@
                     return;
                 }
                 for (const auto& callback :
-                     shared_ptr_this->getEventCallbacks()) {
+                     shared_ptr_this->getEventCallbacks_1_5()) {
                     if (!callback
-                             ->notifyCapabilitiesResponse(id, wifiNanStatus,
-                                                          hidl_struct)
+                             ->notifyCapabilitiesResponse_1_5(id, wifiNanStatus,
+                                                              hidl_struct)
                              .isOk()) {
                         LOG(ERROR) << "Failed to invoke the callback";
                     }
@@ -545,6 +545,7 @@
     legacy_hal_.reset();
     event_cb_handler_.invalidate();
     event_cb_handler_1_2_.invalidate();
+    event_cb_handler_1_5_.invalidate();
     is_valid_ = false;
     if (is_dedicated_iface_) {
         // If using a dedicated iface, set the iface down.
@@ -566,6 +567,10 @@
     return event_cb_handler_1_2_.getCallbacks();
 }
 
+std::set<sp<IWifiNanIfaceEventCallback>> WifiNanIface::getEventCallbacks_1_5() {
+    return event_cb_handler_1_5_.getCallbacks();
+}
+
 Return<void> WifiNanIface::getName(getName_cb hidl_status_cb) {
     return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                            &WifiNanIface::getNameInternal, hidl_status_cb);
@@ -738,6 +743,39 @@
                            hidl_status_cb, cmd_id, msg1, msg2);
 }
 
+Return<void> WifiNanIface::registerEventCallback_1_5(
+    const sp<IWifiNanIfaceEventCallback>& callback,
+    registerEventCallback_1_5_cb hidl_status_cb) {
+    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
+                           &WifiNanIface::registerEventCallback_1_5Internal,
+                           hidl_status_cb, callback);
+}
+
+Return<void> WifiNanIface::enableRequest_1_5(
+    uint16_t cmd_id, const V1_4::NanEnableRequest& msg1,
+    const NanConfigRequestSupplemental& msg2,
+    enableRequest_1_5_cb hidl_status_cb) {
+    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
+                           &WifiNanIface::enableRequest_1_5Internal,
+                           hidl_status_cb, cmd_id, msg1, msg2);
+}
+
+Return<void> WifiNanIface::configRequest_1_5(
+    uint16_t cmd_id, const V1_4::NanConfigRequest& msg1,
+    const NanConfigRequestSupplemental& msg2,
+    configRequest_1_5_cb hidl_status_cb) {
+    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
+                           &WifiNanIface::configRequest_1_5Internal,
+                           hidl_status_cb, cmd_id, msg1, msg2);
+}
+
+Return<void> WifiNanIface::getCapabilitiesRequest_1_5(
+    uint16_t cmd_id, getCapabilitiesRequest_1_5_cb hidl_status_cb) {
+    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
+                           &WifiNanIface::getCapabilitiesRequest_1_5Internal,
+                           hidl_status_cb, cmd_id);
+}
+
 std::pair<WifiStatus, std::string> WifiNanIface::getNameInternal() {
     return {createWifiStatus(WifiStatusCode::SUCCESS), ifname_};
 }
@@ -754,10 +792,8 @@
     return createWifiStatus(WifiStatusCode::SUCCESS);
 }
 
-WifiStatus WifiNanIface::getCapabilitiesRequestInternal(uint16_t cmd_id) {
-    legacy_hal::wifi_error legacy_status =
-        legacy_hal_.lock()->nanGetCapabilities(ifname_, cmd_id);
-    return createWifiStatusFromLegacyError(legacy_status);
+WifiStatus WifiNanIface::getCapabilitiesRequestInternal(uint16_t /* cmd_id */) {
+    return createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED);
 }
 
 WifiStatus WifiNanIface::enableRequestInternal(
@@ -890,7 +926,7 @@
 
 WifiStatus WifiNanIface::enableRequest_1_2Internal(
     uint16_t /* cmd_id */, const V1_0::NanEnableRequest& /* msg1 */,
-    const V1_2::NanConfigRequestSupplemental& /*msg2 */) {
+    const V1_2::NanConfigRequestSupplemental& /* msg2 */) {
     return createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED);
 }
 
@@ -901,10 +937,44 @@
 }
 
 WifiStatus WifiNanIface::enableRequest_1_4Internal(
+    uint16_t /* cmd_id */, const V1_4::NanEnableRequest& /* msg1 */,
+    const V1_2::NanConfigRequestSupplemental& /* msg2 */) {
+    return createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED);
+}
+
+WifiStatus WifiNanIface::configRequest_1_4Internal(
+    uint16_t /* cmd_id */, const V1_4::NanConfigRequest& /* msg1 */,
+    const V1_2::NanConfigRequestSupplemental& /* msg2 */) {
+    return createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED);
+}
+
+WifiStatus WifiNanIface::registerEventCallback_1_5Internal(
+    const sp<IWifiNanIfaceEventCallback>& callback) {
+    sp<V1_0::IWifiNanIfaceEventCallback> callback_1_0 = callback;
+    if (!event_cb_handler_.addCallback(callback_1_0)) {
+        return createWifiStatus(WifiStatusCode::ERROR_UNKNOWN);
+    }
+    sp<V1_2::IWifiNanIfaceEventCallback> callback_1_2 = callback;
+    if (!event_cb_handler_1_2_.addCallback(callback_1_2)) {
+        return createWifiStatus(WifiStatusCode::ERROR_UNKNOWN);
+    }
+    if (!event_cb_handler_1_5_.addCallback(callback)) {
+        return createWifiStatus(WifiStatusCode::ERROR_UNKNOWN);
+    }
+    return createWifiStatus(WifiStatusCode::SUCCESS);
+}
+
+WifiStatus WifiNanIface::getCapabilitiesRequest_1_5Internal(uint16_t cmd_id) {
+    legacy_hal::wifi_error legacy_status =
+        legacy_hal_.lock()->nanGetCapabilities(ifname_, cmd_id);
+    return createWifiStatusFromLegacyError(legacy_status);
+}
+
+WifiStatus WifiNanIface::enableRequest_1_5Internal(
     uint16_t cmd_id, const V1_4::NanEnableRequest& msg1,
-    const V1_2::NanConfigRequestSupplemental& msg2) {
+    const NanConfigRequestSupplemental& msg2) {
     legacy_hal::NanEnableRequest legacy_msg;
-    if (!hidl_struct_util::convertHidlNanEnableRequest_1_4ToLegacy(
+    if (!hidl_struct_util::convertHidlNanEnableRequest_1_5ToLegacy(
             msg1, msg2, &legacy_msg)) {
         return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
     }
@@ -913,11 +983,11 @@
     return createWifiStatusFromLegacyError(legacy_status);
 }
 
-WifiStatus WifiNanIface::configRequest_1_4Internal(
+WifiStatus WifiNanIface::configRequest_1_5Internal(
     uint16_t cmd_id, const V1_4::NanConfigRequest& msg1,
-    const V1_2::NanConfigRequestSupplemental& msg2) {
+    const NanConfigRequestSupplemental& msg2) {
     legacy_hal::NanConfigRequest legacy_msg;
-    if (!hidl_struct_util::convertHidlNanConfigRequest_1_4ToLegacy(
+    if (!hidl_struct_util::convertHidlNanConfigRequest_1_5ToLegacy(
             msg1, msg2, &legacy_msg)) {
         return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
     }
diff --git a/wifi/1.5/default/wifi_nan_iface.h b/wifi/1.5/default/wifi_nan_iface.h
index efdb2da..fb9c047 100644
--- a/wifi/1.5/default/wifi_nan_iface.h
+++ b/wifi/1.5/default/wifi_nan_iface.h
@@ -18,8 +18,8 @@
 #define WIFI_NAN_IFACE_H_
 
 #include <android-base/macros.h>
-#include <android/hardware/wifi/1.0/IWifiNanIfaceEventCallback.h>
-#include <android/hardware/wifi/1.4/IWifiNanIface.h>
+#include <android/hardware/wifi/1.5/IWifiNanIface.h>
+#include <android/hardware/wifi/1.5/IWifiNanIfaceEventCallback.h>
 
 #include "hidl_callback_util.h"
 #include "wifi_iface_util.h"
@@ -36,7 +36,7 @@
 /**
  * HIDL interface object used to control a NAN Iface instance.
  */
-class WifiNanIface : public V1_4::IWifiNanIface {
+class WifiNanIface : public V1_5::IWifiNanIface {
    public:
     WifiNanIface(const std::string& ifname, bool is_dedicated_iface,
                  const std::weak_ptr<legacy_hal::WifiLegacyHal> legacy_hal,
@@ -112,6 +112,19 @@
         uint16_t cmd_id, const V1_4::NanConfigRequest& msg1,
         const V1_2::NanConfigRequestSupplemental& msg2,
         configRequest_1_4_cb hidl_status_cb) override;
+    Return<void> registerEventCallback_1_5(
+        const sp<IWifiNanIfaceEventCallback>& callback,
+        registerEventCallback_1_5_cb hidl_status_cb) override;
+    Return<void> enableRequest_1_5(
+        uint16_t cmd_id, const V1_4::NanEnableRequest& msg1,
+        const NanConfigRequestSupplemental& msg2,
+        enableRequest_1_4_cb hidl_status_cb) override;
+    Return<void> configRequest_1_5(
+        uint16_t cmd_id, const V1_4::NanConfigRequest& msg1,
+        const NanConfigRequestSupplemental& msg2,
+        configRequest_1_4_cb hidl_status_cb) override;
+    Return<void> getCapabilitiesRequest_1_5(
+        uint16_t cmd_id, getCapabilitiesRequest_cb hidl_status_cb) override;
 
    private:
     // Corresponding worker functions for the HIDL methods.
@@ -158,11 +171,22 @@
     WifiStatus configRequest_1_4Internal(
         uint16_t cmd_id, const V1_4::NanConfigRequest& msg,
         const V1_2::NanConfigRequestSupplemental& msg2);
+    WifiStatus registerEventCallback_1_5Internal(
+        const sp<IWifiNanIfaceEventCallback>& callback);
+    WifiStatus enableRequest_1_5Internal(
+        uint16_t cmd_id, const V1_4::NanEnableRequest& msg1,
+        const NanConfigRequestSupplemental& msg2);
+    WifiStatus configRequest_1_5Internal(
+        uint16_t cmd_id, const V1_4::NanConfigRequest& msg,
+        const NanConfigRequestSupplemental& msg2);
+    WifiStatus getCapabilitiesRequest_1_5Internal(uint16_t cmd_id);
 
     // all 1_0 and descendant callbacks
     std::set<sp<V1_0::IWifiNanIfaceEventCallback>> getEventCallbacks();
     // all 1_2 and descendant callbacks
     std::set<sp<V1_2::IWifiNanIfaceEventCallback>> getEventCallbacks_1_2();
+    // all 1_5 and descendant callbacks
+    std::set<sp<IWifiNanIfaceEventCallback>> getEventCallbacks_1_5();
 
     std::string ifname_;
     bool is_dedicated_iface_;
@@ -173,6 +197,8 @@
         event_cb_handler_;
     hidl_callback_util::HidlCallbackHandler<V1_2::IWifiNanIfaceEventCallback>
         event_cb_handler_1_2_;
+    hidl_callback_util::HidlCallbackHandler<IWifiNanIfaceEventCallback>
+        event_cb_handler_1_5_;
 
     DISALLOW_COPY_AND_ASSIGN(WifiNanIface);
 };
diff --git a/wifi/1.5/types.hal b/wifi/1.5/types.hal
index 71f0679..5873f79 100644
--- a/wifi/1.5/types.hal
+++ b/wifi/1.5/types.hal
@@ -17,6 +17,9 @@
 package android.hardware.wifi@1.5;
 
 import @1.0::WifiBand;
+import @1.0::NanCipherSuiteType;
+import @1.0::NanCapabilities;
+import @1.2::NanConfigRequestSupplemental;
 
 /**
  * Wifi bands defined in 80211 spec.
@@ -35,3 +38,32 @@
      */
     BAND_24GHZ_5GHZ_WITH_DFS_6GHZ_60GHZ = 31,
 };
+
+/**
+ * NAN configuration request parameters added in the 1.2 HAL. These are supplemental to previous
+ * versions.
+ */
+struct NanConfigRequestSupplemental {
+    /**
+     * Baseline information as defined in HAL 1.2.
+     */
+    @1.2::NanConfigRequestSupplemental V1_2;
+    /**
+     * Controls whether NAN instant communication mode is enabled.
+     */
+    bool enableInstantCommunicationMode;
+};
+
+/**
+ * NDP Capabilities response.
+ */
+struct NanCapabilities {
+    /**
+     * Baseline information as defined in HAL 1.0.
+     */
+    @1.0::NanCapabilities V1_0;
+    /**
+     * Flag to indicate id instant communication mode is supported.
+     */
+    bool instantCommunicationModeSupportFlag;
+};
\ No newline at end of file
diff --git a/wifi/1.5/vts/OWNERS b/wifi/1.5/vts/OWNERS
new file mode 100644
index 0000000..8bfb148
--- /dev/null
+++ b/wifi/1.5/vts/OWNERS
@@ -0,0 +1,2 @@
+rpius@google.com
+etancohen@google.com
diff --git a/wifi/1.5/vts/functional/Android.bp b/wifi/1.5/vts/functional/Android.bp
new file mode 100644
index 0000000..a7ba498
--- /dev/null
+++ b/wifi/1.5/vts/functional/Android.bp
@@ -0,0 +1,39 @@
+//
+// Copyright (C) 2020 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+// These tests are split out so that they can be conditioned on presence of the
+// "android.hardware.wifi.aware" feature.
+cc_test {
+    name: "VtsHalWifiNanV1_5TargetTest",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: [
+        "wifi_nan_iface_hidl_test.cpp",
+    ],
+    static_libs: [
+        "VtsHalWifiV1_0TargetTestUtil",
+        "android.hardware.wifi@1.0",
+        "android.hardware.wifi@1.1",
+        "android.hardware.wifi@1.2",
+        "android.hardware.wifi@1.3",
+        "android.hardware.wifi@1.4",
+        "android.hardware.wifi@1.5",
+        "libwifi-system-iface",
+    ],
+    test_suites: [
+        "general-tests",
+        "vts",
+    ],
+}
diff --git a/wifi/1.5/vts/functional/wifi_nan_iface_hidl_test.cpp b/wifi/1.5/vts/functional/wifi_nan_iface_hidl_test.cpp
new file mode 100644
index 0000000..803d39d
--- /dev/null
+++ b/wifi/1.5/vts/functional/wifi_nan_iface_hidl_test.cpp
@@ -0,0 +1,628 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Nanache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <android-base/logging.h>
+
+#include <VtsCoreUtil.h>
+#include <android/hardware/wifi/1.5/IWifi.h>
+#include <android/hardware/wifi/1.5/IWifiNanIface.h>
+#include <android/hardware/wifi/1.5/IWifiNanIfaceEventCallback.h>
+#include <gtest/gtest.h>
+#include <hidl/GtestPrinter.h>
+#include <hidl/ServiceManagement.h>
+#include <chrono>
+#include <condition_variable>
+#include <mutex>
+
+#include "wifi_hidl_call_util.h"
+#include "wifi_hidl_test_utils.h"
+
+using namespace ::android::hardware::wifi::V1_0;
+using namespace ::android::hardware::wifi::V1_2;
+using namespace ::android::hardware::wifi::V1_4;
+using namespace ::android::hardware::wifi::V1_5;
+
+using ::android::sp;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+
+#define TIMEOUT_PERIOD 10
+
+android::sp<android::hardware::wifi::V1_5::IWifiNanIface> getWifiNanIface_1_5(
+    const std::string& instance_name) {
+    return android::hardware::wifi::V1_5::IWifiNanIface::castFrom(
+        getWifiNanIface(instance_name));
+}
+
+/**
+ * Fixture to use for all NAN Iface HIDL interface tests.
+ */
+class WifiNanIfaceHidlTest : public ::testing::TestWithParam<std::string> {
+   public:
+    virtual void SetUp() override {
+        if (!::testing::deviceSupportsFeature("android.hardware.wifi.aware"))
+            GTEST_SKIP() << "Skipping this test since NAN is not supported.";
+        // Make sure to start with a clean state
+        stopWifi(GetInstanceName());
+
+        iwifiNanIface = getWifiNanIface_1_5(GetInstanceName());
+        ASSERT_NE(nullptr, iwifiNanIface.get());
+        ASSERT_EQ(WifiStatusCode::SUCCESS,
+                  HIDL_INVOKE(iwifiNanIface, registerEventCallback_1_5,
+                              new WifiNanIfaceEventCallback(*this))
+                      .code);
+    }
+
+    virtual void TearDown() override { stopWifi(GetInstanceName()); }
+
+    /* Used as a mechanism to inform the test about data/event callback */
+    inline void notify() {
+        std::unique_lock<std::mutex> lock(mtx_);
+        count_++;
+        cv_.notify_one();
+    }
+
+    enum CallbackType {
+        INVALID = -2,
+        ANY_CALLBACK = -1,
+
+        NOTIFY_CAPABILITIES_RESPONSE = 0,
+        NOTIFY_ENABLE_RESPONSE,
+        NOTIFY_CONFIG_RESPONSE,
+        NOTIFY_DISABLE_RESPONSE,
+        NOTIFY_START_PUBLISH_RESPONSE,
+        NOTIFY_STOP_PUBLISH_RESPONSE,
+        NOTIFY_START_SUBSCRIBE_RESPONSE,
+        NOTIFY_STOP_SUBSCRIBE_RESPONSE,
+        NOTIFY_TRANSMIT_FOLLOWUP_RESPONSE,
+        NOTIFY_CREATE_DATA_INTERFACE_RESPONSE,
+        NOTIFY_DELETE_DATA_INTERFACE_RESPONSE,
+        NOTIFY_INITIATE_DATA_PATH_RESPONSE,
+        NOTIFY_RESPOND_TO_DATA_PATH_INDICATION_RESPONSE,
+        NOTIFY_TERMINATE_DATA_PATH_RESPONSE,
+        NOTIFY_CAPABILITIES_RESPONSE_1_5,
+
+        EVENT_CLUSTER_EVENT,
+        EVENT_DISABLED,
+        EVENT_PUBLISH_TERMINATED,
+        EVENT_SUBSCRIBE_TERMINATED,
+        EVENT_MATCH,
+        EVENT_MATCH_EXPIRED,
+        EVENT_FOLLOWUP_RECEIVED,
+        EVENT_TRANSMIT_FOLLOWUP,
+        EVENT_DATA_PATH_REQUEST,
+        EVENT_DATA_PATH_CONFIRM,
+        EVENT_DATA_PATH_TERMINATED,
+        EVENT_DATA_PATH_CONFIRM_1_2,
+        EVENT_DATA_PATH_SCHEDULE_UPDATE
+    };
+
+    /* Test code calls this function to wait for data/event callback */
+    /* Must set callbackType = INVALID before call this function */
+    inline std::cv_status wait(CallbackType waitForCallbackType) {
+        std::unique_lock<std::mutex> lock(mtx_);
+
+        EXPECT_NE(INVALID, waitForCallbackType);  // can't ASSERT in a
+                                                  // non-void-returning method
+
+        std::cv_status status = std::cv_status::no_timeout;
+        auto now = std::chrono::system_clock::now();
+        while (count_ == 0) {
+            status = cv_.wait_until(lock,
+                                    now + std::chrono::seconds(TIMEOUT_PERIOD));
+            if (status == std::cv_status::timeout) return status;
+            if (waitForCallbackType != ANY_CALLBACK &&
+                callbackType != INVALID &&
+                callbackType != waitForCallbackType) {
+                count_--;
+            }
+        }
+        count_--;
+        return status;
+    }
+
+    class WifiNanIfaceEventCallback
+        : public ::android::hardware::wifi::V1_5::IWifiNanIfaceEventCallback {
+        WifiNanIfaceHidlTest& parent_;
+
+       public:
+        WifiNanIfaceEventCallback(WifiNanIfaceHidlTest& parent)
+            : parent_(parent){};
+
+        virtual ~WifiNanIfaceEventCallback() = default;
+
+        Return<void> notifyCapabilitiesResponse(
+            uint16_t id, const WifiNanStatus& status,
+            const ::android::hardware::wifi::V1_0::NanCapabilities&
+                capabilities) override {
+            parent_.callbackType = NOTIFY_CAPABILITIES_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+            parent_.capabilities = capabilities;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyCapabilitiesResponse_1_5(
+            uint16_t id, const WifiNanStatus& status,
+            const ::android::hardware::wifi::V1_5::NanCapabilities&
+                capabilities) override {
+            parent_.callbackType = NOTIFY_CAPABILITIES_RESPONSE_1_5;
+
+            parent_.id = id;
+            parent_.status = status;
+            parent_.capabilities_1_5 = capabilities;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyEnableResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = NOTIFY_ENABLE_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyConfigResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = NOTIFY_CONFIG_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyDisableResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = NOTIFY_DISABLE_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyStartPublishResponse(uint16_t id,
+                                                const WifiNanStatus& status,
+                                                uint8_t sessionId) override {
+            parent_.callbackType = NOTIFY_START_PUBLISH_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+            parent_.sessionId = sessionId;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyStopPublishResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = NOTIFY_STOP_PUBLISH_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyStartSubscribeResponse(uint16_t id,
+                                                  const WifiNanStatus& status,
+                                                  uint8_t sessionId) override {
+            parent_.callbackType = NOTIFY_START_SUBSCRIBE_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+            parent_.sessionId = sessionId;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyStopSubscribeResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = NOTIFY_STOP_SUBSCRIBE_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyTransmitFollowupResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = NOTIFY_TRANSMIT_FOLLOWUP_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyCreateDataInterfaceResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = NOTIFY_CREATE_DATA_INTERFACE_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyDeleteDataInterfaceResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = NOTIFY_DELETE_DATA_INTERFACE_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyInitiateDataPathResponse(
+            uint16_t id, const WifiNanStatus& status,
+            uint32_t ndpInstanceId) override {
+            parent_.callbackType = NOTIFY_INITIATE_DATA_PATH_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+            parent_.ndpInstanceId = ndpInstanceId;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyRespondToDataPathIndicationResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType =
+                NOTIFY_RESPOND_TO_DATA_PATH_INDICATION_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> notifyTerminateDataPathResponse(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = NOTIFY_TERMINATE_DATA_PATH_RESPONSE;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventClusterEvent(
+            const NanClusterEventInd& event) override {
+            parent_.callbackType = EVENT_CLUSTER_EVENT;
+
+            parent_.nanClusterEventInd = event;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventDisabled(const WifiNanStatus& status) override {
+            parent_.callbackType = EVENT_DISABLED;
+
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventPublishTerminated(
+            uint8_t sessionId, const WifiNanStatus& status) override {
+            parent_.callbackType = EVENT_PUBLISH_TERMINATED;
+
+            parent_.sessionId = sessionId;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventSubscribeTerminated(
+            uint8_t sessionId, const WifiNanStatus& status) override {
+            parent_.callbackType = EVENT_SUBSCRIBE_TERMINATED;
+
+            parent_.sessionId = sessionId;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventMatch(const NanMatchInd& event) override {
+            parent_.callbackType = EVENT_MATCH;
+
+            parent_.nanMatchInd = event;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventMatchExpired(uint8_t discoverySessionId,
+                                       uint32_t peerId) override {
+            parent_.callbackType = EVENT_MATCH_EXPIRED;
+
+            parent_.sessionId = discoverySessionId;
+            parent_.peerId = peerId;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventFollowupReceived(
+            const NanFollowupReceivedInd& event) override {
+            parent_.callbackType = EVENT_FOLLOWUP_RECEIVED;
+
+            parent_.nanFollowupReceivedInd = event;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventTransmitFollowup(
+            uint16_t id, const WifiNanStatus& status) override {
+            parent_.callbackType = EVENT_TRANSMIT_FOLLOWUP;
+
+            parent_.id = id;
+            parent_.status = status;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventDataPathRequest(
+            const NanDataPathRequestInd& event) override {
+            parent_.callbackType = EVENT_DATA_PATH_REQUEST;
+
+            parent_.nanDataPathRequestInd = event;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventDataPathConfirm(
+            const ::android::hardware::wifi::V1_0::NanDataPathConfirmInd& event)
+            override {
+            parent_.callbackType = EVENT_DATA_PATH_CONFIRM;
+
+            parent_.nanDataPathConfirmInd = event;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventDataPathTerminated(uint32_t ndpInstanceId) override {
+            parent_.callbackType = EVENT_DATA_PATH_TERMINATED;
+
+            parent_.ndpInstanceId = ndpInstanceId;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventDataPathConfirm_1_2(
+            const ::android::hardware::wifi::V1_2::NanDataPathConfirmInd& event)
+            override {
+            parent_.callbackType = EVENT_DATA_PATH_CONFIRM_1_2;
+
+            parent_.nanDataPathConfirmInd_1_2 = event;
+
+            parent_.notify();
+            return Void();
+        }
+
+        Return<void> eventDataPathScheduleUpdate(
+            const NanDataPathScheduleUpdateInd& event) override {
+            parent_.callbackType = EVENT_DATA_PATH_SCHEDULE_UPDATE;
+
+            parent_.nanDataPathScheduleUpdateInd = event;
+
+            parent_.notify();
+            return Void();
+        }
+    };
+
+   private:
+    // synchronization objects
+    std::mutex mtx_;
+    std::condition_variable cv_;
+    int count_ = 0;
+
+   protected:
+    android::sp<::android::hardware::wifi::V1_5::IWifiNanIface> iwifiNanIface;
+
+    // Data from IWifiNanIfaceEventCallback callbacks: this is the collection of
+    // all arguments to all callbacks. They are set by the callback
+    // (notifications or events) and can be retrieved by tests.
+    CallbackType callbackType;
+    uint16_t id;
+    WifiNanStatus status;
+    uint8_t sessionId;
+    uint32_t ndpInstanceId;
+    NanClusterEventInd nanClusterEventInd;
+    NanMatchInd nanMatchInd;
+    uint32_t peerId;
+    NanFollowupReceivedInd nanFollowupReceivedInd;
+    NanDataPathRequestInd nanDataPathRequestInd;
+    ::android::hardware::wifi::V1_0::NanCapabilities capabilities;
+    ::android::hardware::wifi::V1_5::NanCapabilities capabilities_1_5;
+    ::android::hardware::wifi::V1_0::NanDataPathConfirmInd
+        nanDataPathConfirmInd;
+    ::android::hardware::wifi::V1_2::NanDataPathConfirmInd
+        nanDataPathConfirmInd_1_2;
+    NanDataPathScheduleUpdateInd nanDataPathScheduleUpdateInd;
+
+    std::string GetInstanceName() { return GetParam(); }
+};
+
+/*
+ * Create:
+ * Ensures that an instance of the IWifiNanIface proxy object is
+ * successfully created.
+ */
+TEST_P(WifiNanIfaceHidlTest, Create) {
+    // The creation of a proxy object is tested as part of SetUp method.
+}
+
+/*
+ * enableRequest_1_5InvalidArgs: validate that fails with invalid arguments
+ */
+TEST_P(WifiNanIfaceHidlTest, enableRequest_1_5InvalidArgs) {
+    uint16_t inputCmdId = 10;
+    callbackType = INVALID;
+    ::android::hardware::wifi::V1_4::NanEnableRequest nanEnableRequest = {};
+    ::android::hardware::wifi::V1_5::NanConfigRequestSupplemental
+        nanConfigRequestSupp = {};
+    const auto& halStatus =
+        HIDL_INVOKE(iwifiNanIface, enableRequest_1_5, inputCmdId,
+                    nanEnableRequest, nanConfigRequestSupp);
+    if (halStatus.code != WifiStatusCode::ERROR_NOT_SUPPORTED) {
+        ASSERT_EQ(WifiStatusCode::SUCCESS, halStatus.code);
+
+        // wait for a callback
+        ASSERT_EQ(std::cv_status::no_timeout, wait(NOTIFY_ENABLE_RESPONSE));
+        ASSERT_EQ(NOTIFY_ENABLE_RESPONSE, callbackType);
+        ASSERT_EQ(id, inputCmdId);
+        ASSERT_EQ(status.status, NanStatusType::INVALID_ARGS);
+    }
+}
+
+/*
+ * enableRequest_1_5ShimInvalidArgs: validate that fails with invalid arguments
+ * to the shim
+ */
+TEST_P(WifiNanIfaceHidlTest, enableRequest_1_5ShimInvalidArgs) {
+    uint16_t inputCmdId = 10;
+    ::android::hardware::wifi::V1_4::NanEnableRequest nanEnableRequest = {};
+    nanEnableRequest.configParams.numberOfPublishServiceIdsInBeacon =
+        128;  // must be <= 127
+    ::android::hardware::wifi::V1_5::NanConfigRequestSupplemental
+        nanConfigRequestSupp = {};
+    const auto& halStatus =
+        HIDL_INVOKE(iwifiNanIface, enableRequest_1_5, inputCmdId,
+                    nanEnableRequest, nanConfigRequestSupp);
+    if (halStatus.code != WifiStatusCode::ERROR_NOT_SUPPORTED) {
+        ASSERT_EQ(WifiStatusCode::ERROR_INVALID_ARGS, halStatus.code);
+    }
+}
+
+/*
+ * configRequest_1_5InvalidArgs: validate that fails with invalid arguments
+ */
+TEST_P(WifiNanIfaceHidlTest, configRequest_1_5InvalidArgs) {
+    uint16_t inputCmdId = 10;
+    callbackType = INVALID;
+    ::android::hardware::wifi::V1_4::NanConfigRequest nanConfigRequest = {};
+    ::android::hardware::wifi::V1_5::NanConfigRequestSupplemental
+        nanConfigRequestSupp = {};
+    const auto& halStatus =
+        HIDL_INVOKE(iwifiNanIface, configRequest_1_5, inputCmdId,
+                    nanConfigRequest, nanConfigRequestSupp);
+
+    if (halStatus.code != WifiStatusCode::ERROR_NOT_SUPPORTED) {
+        ASSERT_EQ(WifiStatusCode::SUCCESS, halStatus.code);
+
+        // wait for a callback
+        ASSERT_EQ(std::cv_status::no_timeout, wait(NOTIFY_CONFIG_RESPONSE));
+        ASSERT_EQ(NOTIFY_CONFIG_RESPONSE, callbackType);
+        ASSERT_EQ(id, inputCmdId);
+        ASSERT_EQ(status.status, NanStatusType::INVALID_ARGS);
+    }
+}
+
+/*
+ * configRequest_1_5ShimInvalidArgs: validate that fails with invalid arguments
+ * to the shim
+ */
+TEST_P(WifiNanIfaceHidlTest, configRequest_1_5ShimInvalidArgs) {
+    uint16_t inputCmdId = 10;
+    ::android::hardware::wifi::V1_4::NanConfigRequest nanConfigRequest = {};
+    nanConfigRequest.numberOfPublishServiceIdsInBeacon = 128;  // must be <= 127
+    ::android::hardware::wifi::V1_5::NanConfigRequestSupplemental
+        nanConfigRequestSupp = {};
+    const auto& halStatus =
+        HIDL_INVOKE(iwifiNanIface, configRequest_1_5, inputCmdId,
+                    nanConfigRequest, nanConfigRequestSupp);
+    if (halStatus.code != WifiStatusCode::ERROR_NOT_SUPPORTED) {
+        ASSERT_EQ(WifiStatusCode::ERROR_INVALID_ARGS, halStatus.code);
+    }
+}
+
+/*
+ * getCapabilitiesRequest: validate that returns capabilities.
+ */
+TEST_P(WifiNanIfaceHidlTest, getCapabilitiesRequest_1_5) {
+    uint16_t inputCmdId = 10;
+    callbackType = INVALID;
+    const auto& halStatus =
+        HIDL_INVOKE(iwifiNanIface, getCapabilitiesRequest_1_5, inputCmdId).code;
+    ASSERT_EQ(WifiStatusCode::SUCCESS, halStatus);
+    // wait for a callback
+    ASSERT_EQ(std::cv_status::no_timeout,
+              wait(NOTIFY_CAPABILITIES_RESPONSE_1_5));
+    ASSERT_EQ(NOTIFY_CAPABILITIES_RESPONSE_1_5, callbackType);
+    ASSERT_EQ(id, inputCmdId);
+
+    // check for reasonable capability values
+    EXPECT_GT(capabilities_1_5.V1_0.maxConcurrentClusters, (unsigned int)0);
+    EXPECT_GT(capabilities_1_5.V1_0.maxPublishes, (unsigned int)0);
+    EXPECT_GT(capabilities_1_5.V1_0.maxSubscribes, (unsigned int)0);
+    EXPECT_EQ(capabilities_1_5.V1_0.maxServiceNameLen, (unsigned int)255);
+    EXPECT_EQ(capabilities_1_5.V1_0.maxMatchFilterLen, (unsigned int)255);
+    EXPECT_GT(capabilities_1_5.V1_0.maxTotalMatchFilterLen, (unsigned int)255);
+    EXPECT_EQ(capabilities_1_5.V1_0.maxServiceSpecificInfoLen,
+              (unsigned int)255);
+    EXPECT_GE(capabilities_1_5.V1_0.maxExtendedServiceSpecificInfoLen,
+              (unsigned int)255);
+    EXPECT_GT(capabilities_1_5.V1_0.maxNdiInterfaces, (unsigned int)0);
+    EXPECT_GT(capabilities_1_5.V1_0.maxNdpSessions, (unsigned int)0);
+    EXPECT_GT(capabilities_1_5.V1_0.maxAppInfoLen, (unsigned int)0);
+    EXPECT_GT(capabilities_1_5.V1_0.maxQueuedTransmitFollowupMsgs,
+              (unsigned int)0);
+    EXPECT_GT(capabilities_1_5.V1_0.maxSubscribeInterfaceAddresses,
+              (unsigned int)0);
+    EXPECT_NE(capabilities_1_5.V1_0.supportedCipherSuites, (unsigned int)0);
+    EXPECT_TRUE(capabilities_1_5.instantCommunicationModeSupportFlag ||
+                !capabilities_1_5.instantCommunicationModeSupportFlag);
+}
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(WifiNanIfaceHidlTest);
+INSTANTIATE_TEST_SUITE_P(
+    PerInstance, WifiNanIfaceHidlTest,
+    testing::ValuesIn(android::hardware::getAllHalInstanceNames(
+        ::android::hardware::wifi::V1_5::IWifi::descriptor)),
+    android::hardware::PrintInstanceNameToString);