diff --git a/audio/aidl/TEST_MAPPING b/audio/aidl/TEST_MAPPING
index dfd82c3..3c58324 100644
--- a/audio/aidl/TEST_MAPPING
+++ b/audio/aidl/TEST_MAPPING
@@ -16,6 +16,9 @@
       "name": "VtsHalEqualizerTargetTest"
     },
     {
+      "name": "VtsHalHapticGeneratorTargetTest"
+    },
+    {
       "name": "VtsHalLoudnessEnhancerTargetTest"
     },
     {
diff --git a/audio/aidl/default/hapticGenerator/HapticGeneratorSw.cpp b/audio/aidl/default/hapticGenerator/HapticGeneratorSw.cpp
index 8004631..f6211c4 100644
--- a/audio/aidl/default/hapticGenerator/HapticGeneratorSw.cpp
+++ b/audio/aidl/default/hapticGenerator/HapticGeneratorSw.cpp
@@ -84,16 +84,71 @@
 ndk::ScopedAStatus HapticGeneratorSw::setParameterSpecific(const Parameter::Specific& specific) {
     RETURN_IF(Parameter::Specific::hapticGenerator != specific.getTag(), EX_ILLEGAL_ARGUMENT,
               "EffectNotSupported");
-    mSpecificParam = specific.get<Parameter::Specific::hapticGenerator>();
-    LOG(DEBUG) << __func__ << " success with: " << specific.toString();
-    return ndk::ScopedAStatus::ok();
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+
+    auto& hgParam = specific.get<Parameter::Specific::hapticGenerator>();
+    auto tag = hgParam.getTag();
+
+    switch (tag) {
+        case HapticGenerator::hapticScale: {
+            RETURN_IF(mContext->setHgHapticScale(hgParam.get<HapticGenerator::hapticScale>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "HapticScaleNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        case HapticGenerator::vibratorInfo: {
+            RETURN_IF(mContext->setHgVibratorInformation(
+                              hgParam.get<HapticGenerator::vibratorInfo>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "VibratorInfoNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "HapticGeneratorTagNotSupported");
+        }
+    }
 }
 
 ndk::ScopedAStatus HapticGeneratorSw::getParameterSpecific(const Parameter::Id& id,
                                                            Parameter::Specific* specific) {
     auto tag = id.getTag();
     RETURN_IF(Parameter::Id::hapticGeneratorTag != tag, EX_ILLEGAL_ARGUMENT, "wrongIdTag");
-    specific->set<Parameter::Specific::hapticGenerator>(mSpecificParam);
+    auto hgId = id.get<Parameter::Id::hapticGeneratorTag>();
+    auto hgIdTag = hgId.getTag();
+    switch (hgIdTag) {
+        case HapticGenerator::Id::commonTag:
+            return getParameterHapticGenerator(hgId.get<HapticGenerator::Id::commonTag>(),
+                                               specific);
+        default:
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "HapticGeneratorTagNotSupported");
+    }
+}
+
+ndk::ScopedAStatus HapticGeneratorSw::getParameterHapticGenerator(const HapticGenerator::Tag& tag,
+                                                                  Parameter::Specific* specific) {
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+
+    HapticGenerator hgParam;
+    switch (tag) {
+        case HapticGenerator::hapticScale: {
+            hgParam.set<HapticGenerator::hapticScale>(mContext->getHgHapticScale());
+            break;
+        }
+        case HapticGenerator::vibratorInfo: {
+            hgParam.set<HapticGenerator::vibratorInfo>(mContext->getHgVibratorInformation());
+            break;
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "HapticGeneratorTagNotSupported");
+        }
+    }
+
+    specific->set<Parameter::Specific::hapticGenerator>(hgParam);
     return ndk::ScopedAStatus::ok();
 }
 
diff --git a/audio/aidl/default/hapticGenerator/HapticGeneratorSw.h b/audio/aidl/default/hapticGenerator/HapticGeneratorSw.h
index bf01bfb..d9ec744 100644
--- a/audio/aidl/default/hapticGenerator/HapticGeneratorSw.h
+++ b/audio/aidl/default/hapticGenerator/HapticGeneratorSw.h
@@ -32,7 +32,31 @@
         : EffectContext(statusDepth, common) {
         LOG(DEBUG) << __func__;
     }
-    // TODO: add specific context here
+
+    RetCode setHgHapticScale(const HapticGenerator::HapticScale& hapticScale) {
+        // All int values are valid for ID
+        mHapticScale = hapticScale;
+        return RetCode::SUCCESS;
+    }
+    HapticGenerator::HapticScale getHgHapticScale() const { return mHapticScale; }
+
+    RetCode setHgVibratorInformation(const HapticGenerator::VibratorInformation& vibratorInfo) {
+        // All float values are valid for resonantFrequencyHz, qFactor, maxAmplitude
+        mVibratorInformation = vibratorInfo;
+        return RetCode::SUCCESS;
+    }
+
+    HapticGenerator::VibratorInformation getHgVibratorInformation() const {
+        return mVibratorInformation;
+    }
+
+  private:
+    static constexpr float DEFAULT_RESONANT_FREQUENCY = 150.0f;
+    static constexpr float DEFAULT_Q_FACTOR = 1.0f;
+    static constexpr float DEFAULT_MAX_AMPLITUDE = 0.0f;
+    HapticGenerator::HapticScale mHapticScale = {0, HapticGenerator::VibratorScale::MUTE};
+    HapticGenerator::VibratorInformation mVibratorInformation = {
+            DEFAULT_RESONANT_FREQUENCY, DEFAULT_Q_FACTOR, DEFAULT_MAX_AMPLITUDE};
 };
 
 class HapticGeneratorSw final : public EffectImpl {
@@ -60,7 +84,8 @@
 
   private:
     std::shared_ptr<HapticGeneratorSwContext> mContext;
-    /* parameters */
-    HapticGenerator mSpecificParam;
+
+    ndk::ScopedAStatus getParameterHapticGenerator(const HapticGenerator::Tag& tag,
+                                                   Parameter::Specific* specific);
 };
 }  // namespace aidl::android::hardware::audio::effect
diff --git a/audio/aidl/vts/Android.bp b/audio/aidl/vts/Android.bp
index aeff615..dcdecab 100644
--- a/audio/aidl/vts/Android.bp
+++ b/audio/aidl/vts/Android.bp
@@ -86,6 +86,12 @@
 }
 
 cc_test {
+    name: "VtsHalHapticGeneratorTargetTest",
+    defaults: ["VtsHalAudioTargetTestDefaults"],
+    srcs: ["VtsHalHapticGeneratorTargetTest.cpp"],
+}
+
+cc_test {
     name: "VtsHalLoudnessEnhancerTargetTest",
     defaults: ["VtsHalAudioTargetTestDefaults"],
     srcs: ["VtsHalLoudnessEnhancerTargetTest.cpp"],
diff --git a/audio/aidl/vts/VtsHalHapticGeneratorTargetTest.cpp b/audio/aidl/vts/VtsHalHapticGeneratorTargetTest.cpp
new file mode 100644
index 0000000..a1daec2
--- /dev/null
+++ b/audio/aidl/vts/VtsHalHapticGeneratorTargetTest.cpp
@@ -0,0 +1,245 @@
+/*
+ * Copyright (C) 2022 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.
+ */
+
+#define LOG_TAG "VtsHalHapticGeneratorTargetTest"
+
+#include <Utils.h>
+#include <aidl/Vintf.h>
+#include "EffectHelper.h"
+
+using namespace android;
+
+using aidl::android::hardware::audio::effect::Capability;
+using aidl::android::hardware::audio::effect::Descriptor;
+using aidl::android::hardware::audio::effect::HapticGenerator;
+using aidl::android::hardware::audio::effect::IEffect;
+using aidl::android::hardware::audio::effect::IFactory;
+using aidl::android::hardware::audio::effect::kHapticGeneratorTypeUUID;
+using aidl::android::hardware::audio::effect::Parameter;
+
+/**
+ * Here we focus on specific parameter checking, general IEffect interfaces testing performed in
+ * VtsAudioEffectTargetTest.
+ */
+enum ParamName {
+    PARAM_INSTANCE_NAME,
+    PARAM_HAPTIC_SCALE_ID,
+    PARAM_HAPTIC_SCALE_VIBRATOR_SCALE,
+    PARAM_VIBRATION_INFORMATION_RESONANT_FREQUENCY,
+    PARAM_VIBRATION_INFORMATION_Q_FACTOR,
+    PARAM_VIBRATION_INFORMATION_MAX_AMPLITUDE,
+};
+using HapticGeneratorParamTestParam =
+        std::tuple<std::pair<std::shared_ptr<IFactory>, Descriptor>, int,
+                   HapticGenerator::VibratorScale, float, float, float>;
+
+/*
+ * Testing parameter range, assuming the parameter supported by effect is in this range.
+ * Parameter should be within the valid range defined in the documentation,
+ * for any supported value test expects EX_NONE from IEffect.setParameter(),
+ * otherwise expect EX_ILLEGAL_ARGUMENT.
+ */
+
+// TODO : Update the test values once range/capability is updated by implementation
+const int MIN_ID = std::numeric_limits<int>::min();
+const int MAX_ID = std::numeric_limits<int>::max();
+const float MIN_FLOAT = std::numeric_limits<float>::min();
+const float MAX_FLOAT = std::numeric_limits<float>::max();
+
+const std::vector<int> kHapticScaleIdValues = {MIN_ID, 0, MAX_ID};
+const std::vector<HapticGenerator::VibratorScale> kVibratorScaleValues = {
+        HapticGenerator::VibratorScale::MUTE, HapticGenerator::VibratorScale::VERY_LOW,
+        HapticGenerator::VibratorScale::LOW,  HapticGenerator::VibratorScale::NONE,
+        HapticGenerator::VibratorScale::HIGH, HapticGenerator::VibratorScale::VERY_HIGH};
+
+const std::vector<float> kResonantFrequencyValues = {MIN_FLOAT, 100, MAX_FLOAT};
+const std::vector<float> kQFactorValues = {MIN_FLOAT, 100, MAX_FLOAT};
+const std::vector<float> kMaxAmplitude = {MIN_FLOAT, 100, MAX_FLOAT};
+
+class HapticGeneratorParamTest : public ::testing::TestWithParam<HapticGeneratorParamTestParam>,
+                                 public EffectHelper {
+  public:
+    HapticGeneratorParamTest()
+        : mParamHapticScaleId(std::get<PARAM_HAPTIC_SCALE_ID>(GetParam())),
+          mParamVibratorScale(std::get<PARAM_HAPTIC_SCALE_VIBRATOR_SCALE>(GetParam())),
+          mParamResonantFrequency(
+                  std::get<PARAM_VIBRATION_INFORMATION_RESONANT_FREQUENCY>(GetParam())),
+          mParamQFactor(std::get<PARAM_VIBRATION_INFORMATION_Q_FACTOR>(GetParam())),
+          mParamMaxAmplitude(std::get<PARAM_VIBRATION_INFORMATION_MAX_AMPLITUDE>(GetParam())) {
+        std::tie(mFactory, mDescriptor) = std::get<PARAM_INSTANCE_NAME>(GetParam());
+    }
+    void SetUp() override {
+        ASSERT_NE(nullptr, mFactory);
+        ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
+
+        Parameter::Specific specific = getDefaultParamSpecific();
+        Parameter::Common common = EffectHelper::createParamCommon(
+                0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
+                kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
+        IEffect::OpenEffectReturn ret;
+        ASSERT_NO_FATAL_FAILURE(open(mEffect, common, specific, &ret, EX_NONE));
+        ASSERT_NE(nullptr, mEffect);
+    }
+
+    void TearDown() override {
+        ASSERT_NO_FATAL_FAILURE(close(mEffect));
+        ASSERT_NO_FATAL_FAILURE(destroy(mFactory, mEffect));
+    }
+
+    Parameter::Specific getDefaultParamSpecific() {
+        HapticGenerator::HapticScale hapticScale = {.id = 0,
+                                                    .scale = HapticGenerator::VibratorScale::MUTE};
+        HapticGenerator hg = HapticGenerator::make<HapticGenerator::hapticScale>(hapticScale);
+        Parameter::Specific specific =
+                Parameter::Specific::make<Parameter::Specific::hapticGenerator>(hg);
+        return specific;
+    }
+
+    static const long kInputFrameCount = 0x100, kOutputFrameCount = 0x100;
+    std::shared_ptr<IFactory> mFactory;
+    std::shared_ptr<IEffect> mEffect;
+    Descriptor mDescriptor;
+    int mParamHapticScaleId = 0;
+    HapticGenerator::VibratorScale mParamVibratorScale = HapticGenerator::VibratorScale::MUTE;
+    float mParamResonantFrequency = 0;
+    float mParamQFactor = 0;
+    float mParamMaxAmplitude = 0;
+
+    void SetAndGetHapticGeneratorParameters() {
+        for (auto& it : mTags) {
+            auto& tag = it.first;
+            auto& hg = it.second;
+
+            // set parameter
+            Parameter expectParam;
+            Parameter::Specific specific;
+            specific.set<Parameter::Specific::hapticGenerator>(hg);
+            expectParam.set<Parameter::specific>(specific);
+            EXPECT_STATUS(EX_NONE, mEffect->setParameter(expectParam)) << expectParam.toString();
+
+            // get parameter
+            Parameter getParam;
+            Parameter::Id id;
+            HapticGenerator::Id hgId;
+            hgId.set<HapticGenerator::Id::commonTag>(tag);
+            id.set<Parameter::Id::hapticGeneratorTag>(hgId);
+            EXPECT_STATUS(EX_NONE, mEffect->getParameter(id, &getParam));
+            EXPECT_EQ(expectParam, getParam);
+        }
+    }
+
+    void addHapticScaleParam(int id, HapticGenerator::VibratorScale scale) {
+        HapticGenerator hg;
+        HapticGenerator::HapticScale hapticScale = {.id = id, .scale = scale};
+        hg.set<HapticGenerator::hapticScale>(hapticScale);
+        mTags.push_back({HapticGenerator::hapticScale, hg});
+    }
+
+    void addVibratorInformationParam(float resonantFrequencyHz, float qFactor, float maxAmplitude) {
+        HapticGenerator hg;
+        HapticGenerator::VibratorInformation vibrationInfo = {
+                .resonantFrequencyHz = resonantFrequencyHz,
+                .qFactor = qFactor,
+                .maxAmplitude = maxAmplitude};
+        hg.set<HapticGenerator::vibratorInfo>(vibrationInfo);
+        mTags.push_back({HapticGenerator::vibratorInfo, hg});
+    }
+
+  private:
+    std::vector<std::pair<HapticGenerator::Tag, HapticGenerator>> mTags;
+
+    void CleanUp() { mTags.clear(); }
+};
+
+TEST_P(HapticGeneratorParamTest, SetAndGetHapticScale) {
+    EXPECT_NO_FATAL_FAILURE(addHapticScaleParam(mParamHapticScaleId, mParamVibratorScale));
+    SetAndGetHapticGeneratorParameters();
+}
+
+TEST_P(HapticGeneratorParamTest, SetAndGetVibratorInformation) {
+    EXPECT_NO_FATAL_FAILURE(addVibratorInformationParam(mParamResonantFrequency, mParamQFactor,
+                                                        mParamMaxAmplitude));
+    SetAndGetHapticGeneratorParameters();
+}
+
+INSTANTIATE_TEST_SUITE_P(
+        HapticGeneratorValidTest, HapticGeneratorParamTest,
+        ::testing::Combine(testing::ValuesIn(EffectFactoryHelper::getAllEffectDescriptors(
+                                   IFactory::descriptor, kHapticGeneratorTypeUUID)),
+                           testing::ValuesIn(kHapticScaleIdValues),
+                           testing::ValuesIn(kVibratorScaleValues),
+                           testing::ValuesIn(kResonantFrequencyValues),
+                           testing::ValuesIn(kQFactorValues), testing::ValuesIn(kMaxAmplitude)),
+        [](const testing::TestParamInfo<HapticGeneratorParamTest::ParamType>& info) {
+            auto descriptor = std::get<PARAM_INSTANCE_NAME>(info.param).second;
+            std::string hapticScaleID = std::to_string(std::get<PARAM_HAPTIC_SCALE_ID>(info.param));
+            std::string hapticScaleVibScale = std::to_string(
+                    static_cast<int>(std::get<PARAM_HAPTIC_SCALE_VIBRATOR_SCALE>(info.param)));
+            std::string resonantFrequency = std::to_string(
+                    std::get<PARAM_VIBRATION_INFORMATION_RESONANT_FREQUENCY>(info.param));
+            std::string qFactor =
+                    std::to_string(std::get<PARAM_VIBRATION_INFORMATION_Q_FACTOR>(info.param));
+            std::string maxAmplitude =
+                    std::to_string(std::get<PARAM_VIBRATION_INFORMATION_MAX_AMPLITUDE>(info.param));
+            std::string name = "Implementor_" + descriptor.common.implementor + "_name_" +
+                               descriptor.common.name + "_UUID_" +
+                               descriptor.common.id.uuid.toString() + "_hapticScaleId" +
+                               hapticScaleID + "_hapticScaleVibScale" + hapticScaleVibScale +
+                               "_resonantFrequency" + resonantFrequency + "_qFactor" + qFactor +
+                               "_maxAmplitude" + maxAmplitude;
+            std::replace_if(
+                    name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
+            return name;
+        });
+
+INSTANTIATE_TEST_SUITE_P(
+        HapticGeneratorInvalidTest, HapticGeneratorParamTest,
+        ::testing::Combine(testing::ValuesIn(EffectFactoryHelper::getAllEffectDescriptors(
+                                   IFactory::descriptor, kHapticGeneratorTypeUUID)),
+                           testing::Values(MIN_ID - 1),
+                           testing::Values(HapticGenerator::VibratorScale::MUTE),
+                           testing::Values(MIN_FLOAT), testing::Values(MIN_FLOAT),
+                           testing::Values(MIN_FLOAT)),
+        [](const testing::TestParamInfo<HapticGeneratorParamTest::ParamType>& info) {
+            auto descriptor = std::get<PARAM_INSTANCE_NAME>(info.param).second;
+            std::string hapticScaleID = std::to_string(std::get<PARAM_HAPTIC_SCALE_ID>(info.param));
+            std::string hapticScaleVibScale = std::to_string(
+                    static_cast<int>(std::get<PARAM_HAPTIC_SCALE_VIBRATOR_SCALE>(info.param)));
+            std::string resonantFrequency = std::to_string(
+                    std::get<PARAM_VIBRATION_INFORMATION_RESONANT_FREQUENCY>(info.param));
+            std::string qFactor =
+                    std::to_string(std::get<PARAM_VIBRATION_INFORMATION_Q_FACTOR>(info.param));
+            std::string maxAmplitude =
+                    std::to_string(std::get<PARAM_VIBRATION_INFORMATION_MAX_AMPLITUDE>(info.param));
+            std::string name = "Implementor_" + descriptor.common.implementor + "_name_" +
+                               descriptor.common.name + "_UUID_" +
+                               descriptor.common.id.uuid.toString() + "_hapticScaleId" +
+                               hapticScaleID + "_hapticScaleVibScale" + hapticScaleVibScale +
+                               "_resonantFrequency" + resonantFrequency + "_qFactor" + qFactor +
+                               "_maxAmplitude" + maxAmplitude;
+            std::replace_if(
+                    name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
+            return name;
+        });
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(HapticGeneratorParamTest);
+
+int main(int argc, char** argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    ABinderProcess_setThreadPoolMaxThreadCount(1);
+    ABinderProcess_startThreadPool();
+    return RUN_ALL_TESTS();
+}