diff --git a/audio/6.0/IDevice.hal b/audio/6.0/IDevice.hal
index 2347696..c2e310c 100644
--- a/audio/6.0/IDevice.hal
+++ b/audio/6.0/IDevice.hal
@@ -168,6 +168,25 @@
             generates (Result retval, AudioPatchHandle patch);
 
     /**
+     * Updates an audio patch.
+     *
+     * Use of this function is preferred to releasing and re-creating a patch
+     * as the HAL module can figure out a way of switching the route without
+     * causing audio disruption.
+     *
+     * @param previousPatch handle of the previous patch to update.
+     * @param sources new patch sources.
+     * @param sinks new patch sinks.
+     * @return retval operation completion status.
+     * @return patch updated patch handle.
+     */
+    updateAudioPatch(
+            AudioPatchHandle previousPatch,
+            vec<AudioPortConfig> sources,
+            vec<AudioPortConfig> sinks) generates (
+                    Result retval, AudioPatchHandle patch);
+
+    /**
      * Release an audio patch.
      *
      * @param patch patch handle.
diff --git a/audio/core/all-versions/default/Device.cpp b/audio/core/all-versions/default/Device.cpp
index ad841ca..47e31c1 100644
--- a/audio/core/all-versions/default/Device.cpp
+++ b/audio/core/all-versions/default/Device.cpp
@@ -269,12 +269,21 @@
 Return<void> Device::createAudioPatch(const hidl_vec<AudioPortConfig>& sources,
                                       const hidl_vec<AudioPortConfig>& sinks,
                                       createAudioPatch_cb _hidl_cb) {
+    auto [retval, patch] = createOrUpdateAudioPatch(
+            static_cast<AudioPatchHandle>(AudioHandleConsts::AUDIO_PATCH_HANDLE_NONE), sources,
+            sinks);
+    _hidl_cb(retval, patch);
+    return Void();
+}
+
+std::tuple<Result, AudioPatchHandle> Device::createOrUpdateAudioPatch(
+        AudioPatchHandle patch, const hidl_vec<AudioPortConfig>& sources,
+        const hidl_vec<AudioPortConfig>& sinks) {
     Result retval(Result::NOT_SUPPORTED);
-    AudioPatchHandle patch = 0;
     if (version() >= AUDIO_DEVICE_API_VERSION_3_0) {
         std::unique_ptr<audio_port_config[]> halSources(HidlUtils::audioPortConfigsToHal(sources));
         std::unique_ptr<audio_port_config[]> halSinks(HidlUtils::audioPortConfigsToHal(sinks));
-        audio_patch_handle_t halPatch = AUDIO_PATCH_HANDLE_NONE;
+        audio_patch_handle_t halPatch = static_cast<audio_patch_handle_t>(patch);
         retval = analyzeStatus("create_audio_patch",
                                mDevice->create_audio_patch(mDevice, sources.size(), &halSources[0],
                                                            sinks.size(), &halSinks[0], &halPatch));
@@ -282,8 +291,7 @@
             patch = static_cast<AudioPatchHandle>(halPatch);
         }
     }
-    _hidl_cb(retval, patch);
-    return Void();
+    return {retval, patch};
 }
 
 Return<Result> Device::releaseAudioPatch(int32_t patch) {
@@ -438,6 +446,19 @@
     }
 }
 
+Return<void> Device::updateAudioPatch(int32_t previousPatch,
+                                      const hidl_vec<AudioPortConfig>& sources,
+                                      const hidl_vec<AudioPortConfig>& sinks,
+                                      createAudioPatch_cb _hidl_cb) {
+    if (previousPatch != static_cast<int32_t>(AudioHandleConsts::AUDIO_PATCH_HANDLE_NONE)) {
+        auto [retval, patch] = createOrUpdateAudioPatch(previousPatch, sources, sinks);
+        _hidl_cb(retval, patch);
+    } else {
+        _hidl_cb(Result::INVALID_ARGUMENTS, previousPatch);
+    }
+    return Void();
+}
+
 #endif
 
 }  // namespace implementation
diff --git a/audio/core/all-versions/default/PrimaryDevice.cpp b/audio/core/all-versions/default/PrimaryDevice.cpp
index 0f1aba0..679f85d 100644
--- a/audio/core/all-versions/default/PrimaryDevice.cpp
+++ b/audio/core/all-versions/default/PrimaryDevice.cpp
@@ -176,6 +176,13 @@
 Return<Result> PrimaryDevice::removeDeviceEffect(AudioPortHandle device, uint64_t effectId) {
     return mDevice->removeDeviceEffect(device, effectId);
 }
+
+Return<void> PrimaryDevice::updateAudioPatch(int32_t previousPatch,
+                                             const hidl_vec<AudioPortConfig>& sources,
+                                             const hidl_vec<AudioPortConfig>& sinks,
+                                             updateAudioPatch_cb _hidl_cb) {
+    return mDevice->updateAudioPatch(previousPatch, sources, sinks, _hidl_cb);
+}
 #endif
 
 // Methods from ::android::hardware::audio::CPP_VERSION::IPrimaryDevice follow.
diff --git a/audio/core/all-versions/default/include/core/default/Device.h b/audio/core/all-versions/default/include/core/default/Device.h
index 80a9638..b0e72d9 100644
--- a/audio/core/all-versions/default/include/core/default/Device.h
+++ b/audio/core/all-versions/default/include/core/default/Device.h
@@ -118,6 +118,9 @@
     Return<Result> close() override;
     Return<Result> addDeviceEffect(AudioPortHandle device, uint64_t effectId) override;
     Return<Result> removeDeviceEffect(AudioPortHandle device, uint64_t effectId) override;
+    Return<void> updateAudioPatch(int32_t previousPatch, const hidl_vec<AudioPortConfig>& sources,
+                                  const hidl_vec<AudioPortConfig>& sinks,
+                                  createAudioPatch_cb _hidl_cb) override;
 #endif
     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
 
@@ -136,6 +139,9 @@
     virtual ~Device();
 
     Result doClose();
+    std::tuple<Result, AudioPatchHandle> createOrUpdateAudioPatch(
+            AudioPatchHandle patch, const hidl_vec<AudioPortConfig>& sources,
+            const hidl_vec<AudioPortConfig>& sinks);
 
     // Methods from ParametersUtil.
     char* halGetParameters(const char* keys) override;
diff --git a/audio/core/all-versions/default/include/core/default/PrimaryDevice.h b/audio/core/all-versions/default/include/core/default/PrimaryDevice.h
index 9fc90c3..ccdb7b2 100644
--- a/audio/core/all-versions/default/include/core/default/PrimaryDevice.h
+++ b/audio/core/all-versions/default/include/core/default/PrimaryDevice.h
@@ -100,6 +100,9 @@
     Return<Result> close() override;
     Return<Result> addDeviceEffect(AudioPortHandle device, uint64_t effectId) override;
     Return<Result> removeDeviceEffect(AudioPortHandle device, uint64_t effectId) override;
+    Return<void> updateAudioPatch(int32_t previousPatch, const hidl_vec<AudioPortConfig>& sources,
+                                  const hidl_vec<AudioPortConfig>& sinks,
+                                  updateAudioPatch_cb _hidl_cb) override;
 #endif
 
     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
diff --git a/audio/core/all-versions/vts/functional/6.0/AudioPrimaryHidlHalTest.cpp b/audio/core/all-versions/vts/functional/6.0/AudioPrimaryHidlHalTest.cpp
index 2afbbb8..09ef330 100644
--- a/audio/core/all-versions/vts/functional/6.0/AudioPrimaryHidlHalTest.cpp
+++ b/audio/core/all-versions/vts/functional/6.0/AudioPrimaryHidlHalTest.cpp
@@ -181,3 +181,12 @@
     ASSERT_OK(getDevice()->close());
     ASSERT_TRUE(resetDevice());
 }
+
+TEST_P(AudioPatchHidlTest, UpdatePatchInvalidHandle) {
+    doc::test("Verify that passing an invalid handle to updateAudioPatch is checked");
+    AudioPatchHandle ignored;
+    ASSERT_OK(getDevice()->updateAudioPatch(
+            static_cast<int32_t>(AudioHandleConsts::AUDIO_PATCH_HANDLE_NONE),
+            hidl_vec<AudioPortConfig>(), hidl_vec<AudioPortConfig>(), returnIn(res, ignored)));
+    ASSERT_RESULT(Result::INVALID_ARGUMENTS, res);
+}
diff --git a/current.txt b/current.txt
index 999b207..1fe17d5 100644
--- a/current.txt
+++ b/current.txt
@@ -598,7 +598,7 @@
 
 # HALs released in Android R
 e966a3437d6a98d9d9e14e9d672088771716031900c0deb55a0946c751a03a44 android.hardware.audio@6.0::types
-4540d12fe1cea996f21bd1712d4ae0906dcbd58177dac494efc605b004902d43 android.hardware.audio@6.0::IDevice
+dd3e9280be60a5e042331c1046d13938e2cc323dc4b267cc74d544bf62fc0314 android.hardware.audio@6.0::IDevice
 2402876cbc23c0de3690a665eca84fd3857d1808dba5cad25ce272f81ecef8c9 android.hardware.audio@6.0::IDevicesFactory
 bca5379d5065e2e08b6ad7308ffc8a71a972fc0698bec678ea32eea786d01cb5 android.hardware.audio@6.0::IPrimaryDevice
 fd1f1b29f26b42e886220f04a08086c00e5ade9d7b53f095438e578ab9d42a93 android.hardware.audio@6.0::IStream