diff --git a/audio/aidl/vts/EffectHelper.h b/audio/aidl/vts/EffectHelper.h
index 0fdf7a7..72a4667 100644
--- a/audio/aidl/vts/EffectHelper.h
+++ b/audio/aidl/vts/EffectHelper.h
@@ -18,6 +18,7 @@
 
 #include <algorithm>
 #include <memory>
+#include <optional>
 #include <string>
 #include <type_traits>
 #include <unordered_map>
@@ -42,13 +43,18 @@
 using namespace android;
 using aidl::android::hardware::audio::effect::CommandId;
 using aidl::android::hardware::audio::effect::Descriptor;
+using aidl::android::hardware::audio::effect::getEffectTypeUuidSpatializer;
+using aidl::android::hardware::audio::effect::getRange;
 using aidl::android::hardware::audio::effect::IEffect;
+using aidl::android::hardware::audio::effect::isRangeValid;
+using aidl::android::hardware::audio::effect::kEffectTypeUuidSpatializer;
 using aidl::android::hardware::audio::effect::kEventFlagDataMqNotEmpty;
 using aidl::android::hardware::audio::effect::kEventFlagDataMqUpdate;
 using aidl::android::hardware::audio::effect::kEventFlagNotEmpty;
 using aidl::android::hardware::audio::effect::kReopenSupportedVersion;
 using aidl::android::hardware::audio::effect::Parameter;
 using aidl::android::hardware::audio::effect::Range;
+using aidl::android::hardware::audio::effect::Spatializer;
 using aidl::android::hardware::audio::effect::State;
 using aidl::android::hardware::common::fmq::SynchronizedReadWrite;
 using aidl::android::media::audio::common::AudioChannelLayout;
@@ -79,14 +85,16 @@
 
 class EffectHelper {
   public:
-    static void create(std::shared_ptr<IFactory> factory, std::shared_ptr<IEffect>& effect,
-                       Descriptor& desc, binder_status_t status = EX_NONE) {
+    void create(std::shared_ptr<IFactory> factory, std::shared_ptr<IEffect>& effect,
+                Descriptor& desc, binder_status_t status = EX_NONE) {
         ASSERT_NE(factory, nullptr);
         auto& id = desc.common.id;
         ASSERT_STATUS(status, factory->createEffect(id.uuid, &effect));
         if (status == EX_NONE) {
             ASSERT_NE(effect, nullptr) << toString(id.uuid);
         }
+        mIsSpatializer = id.type == getEffectTypeUuidSpatializer();
+        mDescriptor = desc;
     }
 
     static void destroyIgnoreRet(std::shared_ptr<IFactory> factory,
@@ -110,10 +118,9 @@
         ASSERT_STATUS(status, effect->open(common, specific, ret));
     }
 
-    static void open(std::shared_ptr<IEffect> effect, int session = 0,
-                     binder_status_t status = EX_NONE) {
+    void open(std::shared_ptr<IEffect> effect, int session = 0, binder_status_t status = EX_NONE) {
         ASSERT_NE(effect, nullptr);
-        Parameter::Common common = EffectHelper::createParamCommon(session);
+        Parameter::Common common = createParamCommon(session);
         IEffect::OpenEffectReturn ret;
         ASSERT_NO_FATAL_FAILURE(open(effect, common, std::nullopt /* specific */, &ret, status));
     }
@@ -207,15 +214,31 @@
                                                true /* retry */));
         EXPECT_TRUE(efState & kEventFlagDataMqUpdate);
     }
-    static Parameter::Common createParamCommon(
-            int session = 0, int ioHandle = -1, int iSampleRate = 48000, int oSampleRate = 48000,
-            long iFrameCount = 0x100, long oFrameCount = 0x100,
-            AudioChannelLayout inputChannelLayout =
-                    AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
-                            AudioChannelLayout::LAYOUT_STEREO),
-            AudioChannelLayout outputChannelLayout =
-                    AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
-                            AudioChannelLayout::LAYOUT_STEREO)) {
+
+    Parameter::Common createParamCommon(int session = 0, int ioHandle = -1, int iSampleRate = 48000,
+                                        int oSampleRate = 48000, long iFrameCount = 0x100,
+                                        long oFrameCount = 0x100) {
+        AudioChannelLayout defaultLayout = AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
+                AudioChannelLayout::LAYOUT_STEREO);
+        // query supported input layout and use it as the default parameter in common
+        if (mIsSpatializer && isRangeValid<Range::spatializer>(Spatializer::supportedChannelLayout,
+                                                               mDescriptor.capability)) {
+            const auto layoutRange = getRange<Range::spatializer, Range::SpatializerRange>(
+                    mDescriptor.capability, Spatializer::supportedChannelLayout);
+            if (std::vector<AudioChannelLayout> layouts;
+                layoutRange &&
+                0 != (layouts = layoutRange->min.get<Spatializer::supportedChannelLayout>())
+                                .size()) {
+                defaultLayout = layouts[0];
+            }
+        }
+        return createParamCommon(session, ioHandle, iSampleRate, oSampleRate, iFrameCount,
+                                 oFrameCount, defaultLayout, defaultLayout);
+    }
+    static Parameter::Common createParamCommon(int session, int ioHandle, int iSampleRate,
+                                               int oSampleRate, long iFrameCount, long oFrameCount,
+                                               AudioChannelLayout inputChannelLayout,
+                                               AudioChannelLayout outputChannelLayout) {
         Parameter::Common common;
         common.session = session;
         common.ioHandle = ioHandle;
@@ -379,4 +402,7 @@
 
         return bufferMag;
     }
+
+    bool mIsSpatializer;
+    Descriptor mDescriptor;
 };
diff --git a/audio/aidl/vts/VtsHalAECTargetTest.cpp b/audio/aidl/vts/VtsHalAECTargetTest.cpp
index f972b84..53b6757 100644
--- a/audio/aidl/vts/VtsHalAECTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalAECTargetTest.cpp
@@ -52,7 +52,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
         auto specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
diff --git a/audio/aidl/vts/VtsHalAGC1TargetTest.cpp b/audio/aidl/vts/VtsHalAGC1TargetTest.cpp
index 75da589..f14afbc 100644
--- a/audio/aidl/vts/VtsHalAGC1TargetTest.cpp
+++ b/audio/aidl/vts/VtsHalAGC1TargetTest.cpp
@@ -53,7 +53,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
diff --git a/audio/aidl/vts/VtsHalAGC2TargetTest.cpp b/audio/aidl/vts/VtsHalAGC2TargetTest.cpp
index 5f57a88..048d540 100644
--- a/audio/aidl/vts/VtsHalAGC2TargetTest.cpp
+++ b/audio/aidl/vts/VtsHalAGC2TargetTest.cpp
@@ -54,7 +54,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
diff --git a/audio/aidl/vts/VtsHalAudioEffectTargetTest.cpp b/audio/aidl/vts/VtsHalAudioEffectTargetTest.cpp
index 5b83d73..2f47d07 100644
--- a/audio/aidl/vts/VtsHalAudioEffectTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalAudioEffectTargetTest.cpp
@@ -396,7 +396,7 @@
 TEST_P(AudioEffectTest, VerifyCommonParametersAfterOpen) {
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-    Parameter::Common common = EffectHelper::createParamCommon();
+    Parameter::Common common = createParamCommon();
     IEffect::OpenEffectReturn ret;
     ASSERT_NO_FATAL_FAILURE(open(mEffect, common, std::nullopt /* specific */, &ret, EX_NONE));
 
@@ -416,8 +416,8 @@
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
     ASSERT_NO_FATAL_FAILURE(open(mEffect));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
-            0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */);
+    Parameter::Common common = createParamCommon(0 /* session */, 1 /* ioHandle */,
+                                                 44100 /* iSampleRate */, 44100 /* oSampleRate */);
     Parameter::Id id = Parameter::Id::make<Parameter::Id::commonTag>(Parameter::common);
     ASSERT_NO_FATAL_FAILURE(setAndGetParameter(id, Parameter::make<Parameter::common>(common)));
 
@@ -432,8 +432,8 @@
     ASSERT_NO_FATAL_FAILURE(command(mEffect, CommandId::START));
     ASSERT_NO_FATAL_FAILURE(expectState(mEffect, State::PROCESSING));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
-            0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */);
+    Parameter::Common common = createParamCommon(0 /* session */, 1 /* ioHandle */,
+                                                 44100 /* iSampleRate */, 44100 /* oSampleRate */);
     Parameter::Id id = Parameter::Id::make<Parameter::Id::commonTag>(Parameter::common);
     ASSERT_NO_FATAL_FAILURE(setAndGetParameter(id, Parameter::make<Parameter::common>(common)));
 
@@ -451,8 +451,8 @@
     ASSERT_NO_FATAL_FAILURE(command(mEffect, CommandId::STOP));
     ASSERT_NO_FATAL_FAILURE(expectState(mEffect, State::IDLE));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
-            0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */);
+    Parameter::Common common = createParamCommon(0 /* session */, 1 /* ioHandle */,
+                                                 44100 /* iSampleRate */, 44100 /* oSampleRate */);
     Parameter::Id id = Parameter::Id::make<Parameter::Id::commonTag>(Parameter::common);
     ASSERT_NO_FATAL_FAILURE(setAndGetParameter(id, Parameter::make<Parameter::common>(common)));
 
@@ -467,8 +467,8 @@
     ASSERT_NO_FATAL_FAILURE(command(mEffect, CommandId::START));
     ASSERT_NO_FATAL_FAILURE(expectState(mEffect, State::PROCESSING));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
-            0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */);
+    Parameter::Common common = createParamCommon(0 /* session */, 1 /* ioHandle */,
+                                                 44100 /* iSampleRate */, 44100 /* oSampleRate */);
     Parameter::Id id = Parameter::Id::make<Parameter::Id::commonTag>(Parameter::common);
     ASSERT_NO_FATAL_FAILURE(setAndGetParameter(id, Parameter::make<Parameter::common>(common)));
 
@@ -486,8 +486,8 @@
     ASSERT_NO_FATAL_FAILURE(command(mEffect, CommandId::START));
     ASSERT_NO_FATAL_FAILURE(expectState(mEffect, State::PROCESSING));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
-            0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */);
+    Parameter::Common common = createParamCommon(0 /* session */, 1 /* ioHandle */,
+                                                 44100 /* iSampleRate */, 44100 /* oSampleRate */);
     Parameter::Id id = Parameter::Id::make<Parameter::Id::commonTag>(Parameter::common);
     ASSERT_NO_FATAL_FAILURE(setAndGetParameter(id, Parameter::make<Parameter::common>(common)));
 
@@ -621,7 +621,7 @@
 
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
+    Parameter::Common common = createParamCommon(
             0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
             kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
     IEffect::OpenEffectReturn ret;
@@ -666,7 +666,7 @@
 TEST_P(AudioEffectDataPathTest, ConsumeDataInProcessingState) {
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
+    Parameter::Common common = createParamCommon(
             0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
             kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
     IEffect::OpenEffectReturn ret;
@@ -700,7 +700,7 @@
 TEST_P(AudioEffectDataPathTest, ConsumeDataAfterRestart) {
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
+    Parameter::Common common = createParamCommon(
             0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
             kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
     IEffect::OpenEffectReturn ret;
@@ -744,7 +744,7 @@
 
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
+    Parameter::Common common = createParamCommon(
             0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
             kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
     IEffect::OpenEffectReturn ret;
@@ -797,7 +797,7 @@
 TEST_P(AudioEffectDataPathTest, SendDataAtIdleAndConsumeDataInProcessing) {
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
+    Parameter::Common common = createParamCommon(
             0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
             kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
     IEffect::OpenEffectReturn ret;
@@ -831,7 +831,7 @@
 TEST_P(AudioEffectDataPathTest, ProcessDataMultipleTimes) {
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
+    Parameter::Common common = createParamCommon(
             0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
             kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
     IEffect::OpenEffectReturn ret;
@@ -871,7 +871,7 @@
 TEST_P(AudioEffectDataPathTest, ConsumeDataAndRestart) {
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
+    Parameter::Common common = createParamCommon(
             0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
             kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
     IEffect::OpenEffectReturn ret;
@@ -913,7 +913,7 @@
 TEST_P(AudioEffectDataPathTest, NotConsumeDataByClosedEffect) {
     ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-    Parameter::Common common = EffectHelper::createParamCommon(
+    Parameter::Common common = createParamCommon(
             0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
             kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
     IEffect::OpenEffectReturn ret;
@@ -942,10 +942,10 @@
     ASSERT_NO_FATAL_FAILURE(create(mFactory, effect1, mDescriptor));
     ASSERT_NO_FATAL_FAILURE(create(mFactory, effect2, mDescriptor));
 
-    Parameter::Common common1 = EffectHelper::createParamCommon(
+    Parameter::Common common1 = createParamCommon(
             0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
             kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
-    Parameter::Common common2 = EffectHelper::createParamCommon(
+    Parameter::Common common2 = createParamCommon(
             1 /* session */, 1 /* ioHandle */, 48000 /* iSampleRate */, 48000 /* oSampleRate */,
             2 * kInputFrameCount /* iFrameCount */, 2 * kOutputFrameCount /* oFrameCount */);
     IEffect::OpenEffectReturn ret1, ret2;
diff --git a/audio/aidl/vts/VtsHalBassBoostTargetTest.cpp b/audio/aidl/vts/VtsHalBassBoostTargetTest.cpp
index 4cb1f49..abc5a91 100644
--- a/audio/aidl/vts/VtsHalBassBoostTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalBassBoostTargetTest.cpp
@@ -57,7 +57,7 @@
                 AudioChannelLayout::make<AudioChannelLayout::layoutMask>(layout);
 
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, kSamplingFrequency /* iSampleRate */,
                 kSamplingFrequency /* oSampleRate */, mInputFrameCount /* iFrameCount */,
                 mOutputFrameCount /* oFrameCount */, channelLayout, channelLayout);
diff --git a/audio/aidl/vts/VtsHalDownmixTargetTest.cpp b/audio/aidl/vts/VtsHalDownmixTargetTest.cpp
index ef77f4d..844a340 100644
--- a/audio/aidl/vts/VtsHalDownmixTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalDownmixTargetTest.cpp
@@ -97,7 +97,9 @@
         Parameter::Common common = EffectHelper::createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */,
-                inputChannelLayout);
+                inputChannelLayout,
+                AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
+                        AudioChannelLayout::LAYOUT_STEREO));
         ASSERT_NO_FATAL_FAILURE(open(mEffect, common, specific, &mOpenEffectReturn, EX_NONE));
         ASSERT_NE(nullptr, mEffect);
     }
diff --git a/audio/aidl/vts/VtsHalDynamicsProcessingTest.cpp b/audio/aidl/vts/VtsHalDynamicsProcessingTest.cpp
index 3ed9ed2..b023df1 100644
--- a/audio/aidl/vts/VtsHalDynamicsProcessingTest.cpp
+++ b/audio/aidl/vts/VtsHalDynamicsProcessingTest.cpp
@@ -57,7 +57,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 0x100 /* iFrameCount */, 0x100 /* oFrameCount */,
                 AudioChannelLayout::make<AudioChannelLayout::layoutMask>(mChannelLayout),
diff --git a/audio/aidl/vts/VtsHalEnvironmentalReverbTargetTest.cpp b/audio/aidl/vts/VtsHalEnvironmentalReverbTargetTest.cpp
index f641fa5..93a3dcd 100644
--- a/audio/aidl/vts/VtsHalEnvironmentalReverbTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalEnvironmentalReverbTargetTest.cpp
@@ -49,7 +49,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
diff --git a/audio/aidl/vts/VtsHalEqualizerTargetTest.cpp b/audio/aidl/vts/VtsHalEqualizerTargetTest.cpp
index d7dbe38..0c931ff 100644
--- a/audio/aidl/vts/VtsHalEqualizerTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalEqualizerTargetTest.cpp
@@ -71,7 +71,7 @@
         ASSERT_NE(nullptr, mFactory);
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
diff --git a/audio/aidl/vts/VtsHalHapticGeneratorTargetTest.cpp b/audio/aidl/vts/VtsHalHapticGeneratorTargetTest.cpp
index 48e59dc..6af326d 100644
--- a/audio/aidl/vts/VtsHalHapticGeneratorTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalHapticGeneratorTargetTest.cpp
@@ -88,7 +88,7 @@
         ASSERT_NE(nullptr, mFactory);
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
@@ -248,7 +248,7 @@
         ASSERT_NE(nullptr, mFactory);
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
diff --git a/audio/aidl/vts/VtsHalLoudnessEnhancerTargetTest.cpp b/audio/aidl/vts/VtsHalLoudnessEnhancerTargetTest.cpp
index 7a53502..3c72dfa 100644
--- a/audio/aidl/vts/VtsHalLoudnessEnhancerTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalLoudnessEnhancerTargetTest.cpp
@@ -48,7 +48,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         ASSERT_NO_FATAL_FAILURE(open(mEffect, common, specific, &mOpenEffectReturn, EX_NONE));
diff --git a/audio/aidl/vts/VtsHalNSTargetTest.cpp b/audio/aidl/vts/VtsHalNSTargetTest.cpp
index 5c13512..a50e1b4 100644
--- a/audio/aidl/vts/VtsHalNSTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalNSTargetTest.cpp
@@ -49,7 +49,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
         std::optional<Parameter::Specific> specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
diff --git a/audio/aidl/vts/VtsHalPresetReverbTargetTest.cpp b/audio/aidl/vts/VtsHalPresetReverbTargetTest.cpp
index 300939e..2229ff8 100644
--- a/audio/aidl/vts/VtsHalPresetReverbTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalPresetReverbTargetTest.cpp
@@ -39,7 +39,7 @@
         ASSERT_NE(nullptr, mFactory);
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, kSamplingFrequency /* iSampleRate */,
                 kSamplingFrequency /* oSampleRate */, mFrameCount /* iFrameCount */,
                 mFrameCount /* oFrameCount */);
diff --git a/audio/aidl/vts/VtsHalSpatializerTargetTest.cpp b/audio/aidl/vts/VtsHalSpatializerTargetTest.cpp
index f0b51b9..1f498e2 100644
--- a/audio/aidl/vts/VtsHalSpatializerTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalSpatializerTargetTest.cpp
@@ -79,7 +79,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
diff --git a/audio/aidl/vts/VtsHalVirtualizerTargetTest.cpp b/audio/aidl/vts/VtsHalVirtualizerTargetTest.cpp
index 2f6af08..f121f7c 100644
--- a/audio/aidl/vts/VtsHalVirtualizerTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalVirtualizerTargetTest.cpp
@@ -39,7 +39,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
         initFrameCount();
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, kSamplingFrequency /* iSampleRate */,
                 kSamplingFrequency /* oSampleRate */, mInputFrameCount /* iFrameCount */,
                 mInputFrameCount /* oFrameCount */);
diff --git a/audio/aidl/vts/VtsHalVisualizerTargetTest.cpp b/audio/aidl/vts/VtsHalVisualizerTargetTest.cpp
index db83715..f215a8e 100644
--- a/audio/aidl/vts/VtsHalVisualizerTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalVisualizerTargetTest.cpp
@@ -62,7 +62,7 @@
         ASSERT_NE(nullptr, mFactory);
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
 
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
         IEffect::OpenEffectReturn ret;
diff --git a/audio/aidl/vts/VtsHalVolumeTargetTest.cpp b/audio/aidl/vts/VtsHalVolumeTargetTest.cpp
index 1c1489d..db2f4a9 100644
--- a/audio/aidl/vts/VtsHalVolumeTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalVolumeTargetTest.cpp
@@ -37,7 +37,7 @@
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
         initFrameCount();
         Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
+        Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, kSamplingFrequency /* iSampleRate */,
                 kSamplingFrequency /* oSampleRate */, mInputFrameCount /* iFrameCount */,
                 mInputFrameCount /* oFrameCount */);