diff --git a/bluetooth/audio/aidl/default/Android.bp b/bluetooth/audio/aidl/default/Android.bp
index 40aea32..ad4d8ce 100644
--- a/bluetooth/audio/aidl/default/Android.bp
+++ b/bluetooth/audio/aidl/default/Android.bp
@@ -20,6 +20,8 @@
         "A2dpOffloadAudioProvider.cpp",
         "A2dpSoftwareAudioProvider.cpp",
         "HearingAidAudioProvider.cpp",
+        "HfpOffloadAudioProvider.cpp",
+        "HfpSoftwareAudioProvider.cpp",
         "LeAudioOffloadAudioProvider.cpp",
         "LeAudioSoftwareAudioProvider.cpp",
         "service.cpp",
diff --git a/bluetooth/audio/aidl/default/BluetoothAudioProviderFactory.cpp b/bluetooth/audio/aidl/default/BluetoothAudioProviderFactory.cpp
index 7e928e9..8c6421d 100644
--- a/bluetooth/audio/aidl/default/BluetoothAudioProviderFactory.cpp
+++ b/bluetooth/audio/aidl/default/BluetoothAudioProviderFactory.cpp
@@ -25,6 +25,8 @@
 #include "A2dpSoftwareAudioProvider.h"
 #include "BluetoothAudioProvider.h"
 #include "HearingAidAudioProvider.h"
+#include "HfpOffloadAudioProvider.h"
+#include "HfpSoftwareAudioProvider.h"
 #include "LeAudioOffloadAudioProvider.h"
 #include "LeAudioSoftwareAudioProvider.h"
 
@@ -78,6 +80,15 @@
     case SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH:
       provider = ndk::SharedRefBase::make<A2dpOffloadDecodingAudioProvider>();
       break;
+    case SessionType::HFP_SOFTWARE_ENCODING_DATAPATH:
+      provider = ndk::SharedRefBase::make<HfpSoftwareOutputAudioProvider>();
+      break;
+    case SessionType::HFP_SOFTWARE_DECODING_DATAPATH:
+      provider = ndk::SharedRefBase::make<HfpSoftwareInputAudioProvider>();
+      break;
+    case SessionType::HFP_HARDWARE_OFFLOAD_DATAPATH:
+      provider = ndk::SharedRefBase::make<HfpOffloadAudioProvider>();
+      break;
     default:
       provider = nullptr;
       break;
diff --git a/bluetooth/audio/aidl/default/HfpOffloadAudioProvider.cpp b/bluetooth/audio/aidl/default/HfpOffloadAudioProvider.cpp
new file mode 100644
index 0000000..7196bb6
--- /dev/null
+++ b/bluetooth/audio/aidl/default/HfpOffloadAudioProvider.cpp
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2023 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 "BTAudioProviderHfpHW"
+
+#include "HfpOffloadAudioProvider.h"
+
+#include <BluetoothAudioCodecs.h>
+#include <BluetoothAudioSessionReport.h>
+#include <android-base/logging.h>
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace bluetooth {
+namespace audio {
+
+HfpOffloadAudioProvider::HfpOffloadAudioProvider() {
+  session_type_ = SessionType::HFP_HARDWARE_OFFLOAD_DATAPATH;
+}
+
+bool HfpOffloadAudioProvider::isValid(const SessionType& session_type) {
+  return (session_type == session_type_);
+}
+
+ndk::ScopedAStatus HfpOffloadAudioProvider::startSession(
+    const std::shared_ptr<IBluetoothAudioPort>& host_if,
+    const AudioConfiguration& audio_config,
+    const std::vector<LatencyMode>& latency_modes, DataMQDesc* _aidl_return) {
+  if (audio_config.getTag() != AudioConfiguration::hfpConfig) {
+    LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
+                 << audio_config.toString();
+    *_aidl_return = DataMQDesc();
+    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+  }
+  return BluetoothAudioProvider::startSession(host_if, audio_config,
+                                              latency_modes, _aidl_return);
+}
+
+ndk::ScopedAStatus HfpOffloadAudioProvider::onSessionReady(
+    DataMQDesc* _aidl_return) {
+  *_aidl_return = DataMQDesc();
+  BluetoothAudioSessionReport::OnSessionStarted(
+      session_type_, stack_iface_, nullptr, *audio_config_, latency_modes_);
+  return ndk::ScopedAStatus::ok();
+}
+
+}  // namespace audio
+}  // namespace bluetooth
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl
diff --git a/bluetooth/audio/aidl/default/HfpOffloadAudioProvider.h b/bluetooth/audio/aidl/default/HfpOffloadAudioProvider.h
new file mode 100644
index 0000000..5526b46
--- /dev/null
+++ b/bluetooth/audio/aidl/default/HfpOffloadAudioProvider.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#pragma once
+
+#include "BluetoothAudioProvider.h"
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace bluetooth {
+namespace audio {
+
+class HfpOffloadAudioProvider : public BluetoothAudioProvider {
+ public:
+  HfpOffloadAudioProvider();
+
+  bool isValid(const SessionType& sessionType) override;
+
+  ndk::ScopedAStatus startSession(
+      const std::shared_ptr<IBluetoothAudioPort>& host_if,
+      const AudioConfiguration& audio_config,
+      const std::vector<LatencyMode>& latency_modes, DataMQDesc* _aidl_return);
+
+ private:
+  ndk::ScopedAStatus onSessionReady(DataMQDesc* _aidl_return) override;
+};
+
+}  // namespace audio
+}  // namespace bluetooth
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl
diff --git a/bluetooth/audio/aidl/default/HfpSoftwareAudioProvider.cpp b/bluetooth/audio/aidl/default/HfpSoftwareAudioProvider.cpp
new file mode 100644
index 0000000..0f96046
--- /dev/null
+++ b/bluetooth/audio/aidl/default/HfpSoftwareAudioProvider.cpp
@@ -0,0 +1,140 @@
+/*
+ * Copyright (C) 2023 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 "BTAudioProviderHfpSW"
+
+#include "HfpSoftwareAudioProvider.h"
+
+#include <BluetoothAudioCodecs.h>
+#include <BluetoothAudioSessionReport.h>
+#include <android-base/logging.h>
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace bluetooth {
+namespace audio {
+
+static constexpr uint32_t kBufferCount = 2;  // two frame buffer
+
+HfpSoftwareOutputAudioProvider::HfpSoftwareOutputAudioProvider()
+    : HfpSoftwareAudioProvider() {
+  session_type_ = SessionType::HFP_SOFTWARE_ENCODING_DATAPATH;
+}
+
+HfpSoftwareInputAudioProvider::HfpSoftwareInputAudioProvider()
+    : HfpSoftwareAudioProvider() {
+  session_type_ = SessionType::HFP_SOFTWARE_DECODING_DATAPATH;
+}
+
+HfpSoftwareAudioProvider::HfpSoftwareAudioProvider()
+    : BluetoothAudioProvider(), data_mq_(nullptr) {
+}
+
+bool HfpSoftwareAudioProvider::isValid(const SessionType& sessionType) {
+  return (sessionType == session_type_);
+}
+
+ndk::ScopedAStatus HfpSoftwareAudioProvider::startSession(
+    const std::shared_ptr<IBluetoothAudioPort>& host_if,
+    const AudioConfiguration& audio_config,
+    const std::vector<LatencyMode>& latency_modes, DataMQDesc* _aidl_return) {
+  if (audio_config.getTag() != AudioConfiguration::pcmConfig) {
+    LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
+                 << audio_config.toString();
+    *_aidl_return = DataMQDesc();
+    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+  }
+  const PcmConfiguration& pcm_config =
+      audio_config.get<AudioConfiguration::pcmConfig>();
+  if (!BluetoothAudioCodecs::IsSoftwarePcmConfigurationValid(pcm_config)) {
+    LOG(WARNING) << __func__ << " - Unsupported PCM Configuration="
+                 << pcm_config.toString();
+    *_aidl_return = DataMQDesc();
+    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+  }
+
+  bool isValidConfig = true;
+
+  if (pcm_config.bitsPerSample != 16) {
+    isValidConfig = false;
+  }
+
+  if (pcm_config.sampleRateHz != 8000 && pcm_config.sampleRateHz != 16000 &&
+      pcm_config.sampleRateHz != 32000) {
+    isValidConfig = false;
+  }
+
+  if (pcm_config.channelMode != ChannelMode::MONO) {
+    isValidConfig = false;
+  }
+
+  if (pcm_config.dataIntervalUs != 7500) {
+    isValidConfig = false;
+  }
+
+  int bytes_per_sample = pcm_config.bitsPerSample / 8;
+
+  uint32_t data_mq_size = kBufferCount * bytes_per_sample *
+                          (pcm_config.sampleRateHz / 1000) *
+                          pcm_config.dataIntervalUs / 1000;
+  if (!isValidConfig) {
+    LOG(ERROR) << __func__ << "Unexpected audio buffer size: " << data_mq_size
+               << ", SampleRateHz: " << pcm_config.sampleRateHz
+               << ", ChannelMode: " << toString(pcm_config.channelMode)
+               << ", BitsPerSample: "
+               << static_cast<int>(pcm_config.bitsPerSample)
+               << ", BytesPerSample: " << bytes_per_sample
+               << ", DataIntervalUs: " << pcm_config.dataIntervalUs
+               << ", SessionType: " << toString(session_type_);
+    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+  }
+
+  LOG(INFO) << __func__ << " - size of audio buffer " << data_mq_size
+            << " byte(s)";
+
+  std::unique_ptr<DataMQ> temp_data_mq(
+      new DataMQ(data_mq_size, /* EventFlag */ true));
+  if (temp_data_mq == nullptr || !temp_data_mq->isValid()) {
+    ALOGE_IF(!temp_data_mq, "failed to allocate data MQ");
+    ALOGE_IF(temp_data_mq && !temp_data_mq->isValid(), "data MQ is invalid");
+    *_aidl_return = DataMQDesc();
+    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+  }
+  data_mq_ = std::move(temp_data_mq);
+
+  return BluetoothAudioProvider::startSession(host_if, audio_config,
+                                              latency_modes, _aidl_return);
+}
+
+ndk::ScopedAStatus HfpSoftwareAudioProvider::onSessionReady(
+    DataMQDesc* _aidl_return) {
+  if (data_mq_ == nullptr || !data_mq_->isValid()) {
+    *_aidl_return = DataMQDesc();
+    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+  }
+  *_aidl_return = data_mq_->dupeDesc();
+  auto desc = data_mq_->dupeDesc();
+  BluetoothAudioSessionReport::OnSessionStarted(
+      session_type_, stack_iface_, &desc, *audio_config_, latency_modes_);
+  return ndk::ScopedAStatus::ok();
+}
+
+}  // namespace audio
+}  // namespace bluetooth
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl
diff --git a/bluetooth/audio/aidl/default/HfpSoftwareAudioProvider.h b/bluetooth/audio/aidl/default/HfpSoftwareAudioProvider.h
new file mode 100644
index 0000000..ef51065
--- /dev/null
+++ b/bluetooth/audio/aidl/default/HfpSoftwareAudioProvider.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#pragma once
+
+#include "BluetoothAudioProvider.h"
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace bluetooth {
+namespace audio {
+
+class HfpSoftwareAudioProvider : public BluetoothAudioProvider {
+ public:
+  HfpSoftwareAudioProvider();
+
+  bool isValid(const SessionType& sessionType) override;
+
+  ndk::ScopedAStatus startSession(
+      const std::shared_ptr<IBluetoothAudioPort>& host_if,
+      const AudioConfiguration& audio_config,
+      const std::vector<LatencyMode>& latency_modes, DataMQDesc* _aidl_return);
+
+ private:
+  // audio data queue for software encoding
+  std::unique_ptr<DataMQ> data_mq_;
+
+  ndk::ScopedAStatus onSessionReady(DataMQDesc* _aidl_return) override;
+};
+
+class HfpSoftwareOutputAudioProvider : public HfpSoftwareAudioProvider {
+ public:
+  HfpSoftwareOutputAudioProvider();
+};
+
+class HfpSoftwareInputAudioProvider : public HfpSoftwareAudioProvider {
+ public:
+  HfpSoftwareInputAudioProvider();
+};
+
+}  // namespace audio
+}  // namespace bluetooth
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl
diff --git a/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp b/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp
index 40cd821..c1a1b7a 100644
--- a/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp
+++ b/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp
@@ -49,6 +49,7 @@
 using aidl::android::hardware::bluetooth::audio::CodecId;
 using aidl::android::hardware::bluetooth::audio::CodecInfo;
 using aidl::android::hardware::bluetooth::audio::CodecType;
+using aidl::android::hardware::bluetooth::audio::HfpConfiguration;
 using aidl::android::hardware::bluetooth::audio::IBluetoothAudioPort;
 using aidl::android::hardware::bluetooth::audio::IBluetoothAudioProvider;
 using aidl::android::hardware::bluetooth::audio::IBluetoothAudioProviderFactory;
@@ -92,6 +93,13 @@
 static constexpr ChannelMode a2dp_channel_modes[] = {
     ChannelMode::UNKNOWN, ChannelMode::MONO, ChannelMode::STEREO};
 static std::vector<LatencyMode> latency_modes = {LatencyMode::FREE};
+
+// Some valid configs for HFP PCM configuration (software sessions)
+static constexpr int32_t hfp_sample_rates_[] = {8000, 16000, 32000};
+static constexpr int8_t hfp_bits_per_samples_[] = {16};
+static constexpr ChannelMode hfp_channel_modes_[] = {ChannelMode::MONO};
+static constexpr int32_t hfp_data_interval_us_[] = {7500};
+
 // Helpers
 
 template <typename T>
@@ -197,7 +205,8 @@
       case SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH:
       case SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH:
       case SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH:
-      case SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH: {
+      case SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH:
+      case SessionType::HFP_SOFTWARE_ENCODING_DATAPATH: {
         // All software paths are mandatory and must have exact 1
         // "PcmParameters"
         ASSERT_EQ(temp_provider_capabilities_.size(), 1);
@@ -258,7 +267,8 @@
                     AudioCapabilities::leAudioCapabilities);
         }
       } break;
-      case SessionType::A2DP_SOFTWARE_DECODING_DATAPATH: {
+      case SessionType::A2DP_SOFTWARE_DECODING_DATAPATH:
+      case SessionType::HFP_SOFTWARE_DECODING_DATAPATH: {
         if (!temp_provider_capabilities_.empty()) {
           ASSERT_EQ(temp_provider_capabilities_.size(), 1);
           ASSERT_EQ(temp_provider_capabilities_[0].getTag(),
@@ -298,7 +308,10 @@
                   LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
           session_type ==
               SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH ||
-          session_type == SessionType::A2DP_SOFTWARE_DECODING_DATAPATH);
+          session_type == SessionType::A2DP_SOFTWARE_DECODING_DATAPATH ||
+          session_type == SessionType::HFP_HARDWARE_OFFLOAD_DATAPATH ||
+          session_type == SessionType::HFP_SOFTWARE_DECODING_DATAPATH ||
+          session_type == SessionType::HFP_SOFTWARE_ENCODING_DATAPATH);
       ASSERT_EQ(audio_provider_, nullptr);
     }
   }
@@ -575,6 +588,8 @@
       SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
       SessionType::A2DP_SOFTWARE_DECODING_DATAPATH,
       SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH,
+      SessionType::HFP_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::HFP_SOFTWARE_DECODING_DATAPATH,
   };
 };
 
@@ -751,6 +766,137 @@
 }
 
 /**
+ * openProvider HFP_SOFTWARE_ENCODING_DATAPATH
+ */
+class BluetoothAudioProviderHfpSoftwareEncodingAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(SessionType::HFP_SOFTWARE_ENCODING_DATAPATH);
+    OpenProviderHelper(SessionType::HFP_SOFTWARE_ENCODING_DATAPATH);
+    ASSERT_NE(audio_provider_, nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  bool OpenSession(int32_t sample_rate, int8_t bits_per_sample,
+                      ChannelMode channel_mode, int32_t data_interval_us) {
+    PcmConfiguration pcm_config{
+        .sampleRateHz = sample_rate,
+        .channelMode = channel_mode,
+        .bitsPerSample = bits_per_sample,
+        .dataIntervalUs = data_interval_us,
+    };
+    // Checking against provider capability from getProviderCapabilities
+    // For HFP software, it's
+    // BluetoothAudioCodecs::GetSoftwarePcmCapabilities();
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(pcm_config), latency_modes, &mq_desc);
+    DataMQ data_mq(mq_desc);
+
+    if (!aidl_retval.isOk()) return false;
+    if (!data_mq.isValid()) return false;
+    return true;
+  }
+};
+
+/**
+ * Test whether we can open a provider of type
+ */
+TEST_P(BluetoothAudioProviderHfpSoftwareEncodingAidl,
+       OpenHfpSoftwareEncodingProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::HFP_SOFTWARE_ENCODING_DATAPATH can be started and stopped with
+ * different PCM config
+ */
+TEST_P(BluetoothAudioProviderHfpSoftwareEncodingAidl,
+       StartAndEndHfpEncodingSoftwareSessionWithPossiblePcmConfig) {
+  for (auto sample_rate : hfp_sample_rates_) {
+    for (auto bits_per_sample : hfp_bits_per_samples_) {
+      for (auto channel_mode : hfp_channel_modes_) {
+        for (auto data_interval_us: hfp_data_interval_us_) {
+          EXPECT_TRUE(OpenSession(sample_rate, bits_per_sample,
+                      channel_mode, data_interval_us));
+          EXPECT_TRUE(audio_provider_->endSession().isOk());
+        }
+      }
+    }
+  }
+}
+
+/**
+ * openProvider HFP_SOFTWARE_DECODING_DATAPATH
+ */
+class BluetoothAudioProviderHfpSoftwareDecodingAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(SessionType::HFP_SOFTWARE_DECODING_DATAPATH);
+    OpenProviderHelper(SessionType::HFP_SOFTWARE_DECODING_DATAPATH);
+    ASSERT_NE(audio_provider_, nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  bool OpenSession(int32_t sample_rate, int8_t bits_per_sample,
+                      ChannelMode channel_mode, int32_t data_interval_us) {
+    PcmConfiguration pcm_config{
+        .sampleRateHz = sample_rate,
+        .channelMode = channel_mode,
+        .bitsPerSample = bits_per_sample,
+        .dataIntervalUs = data_interval_us,
+    };
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(pcm_config), latency_modes, &mq_desc);
+    DataMQ data_mq(mq_desc);
+
+    if (!aidl_retval.isOk()) return false;
+    if (!data_mq.isValid()) return false;
+    return true;
+  }
+};
+
+/**
+ * Test whether we can open a provider of type
+ */
+TEST_P(BluetoothAudioProviderHfpSoftwareDecodingAidl,
+       OpenHfpSoftwareDecodingProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::HFP_SOFTWARE_DECODING_DATAPATH can be started and stopped with
+ * different PCM config
+ */
+TEST_P(BluetoothAudioProviderHfpSoftwareDecodingAidl,
+       StartAndEndHfpDecodingSoftwareSessionWithPossiblePcmConfig) {
+  for (auto sample_rate : hfp_sample_rates_) {
+    for (auto bits_per_sample : hfp_bits_per_samples_) {
+      for (auto channel_mode : hfp_channel_modes_) {
+        for (auto data_interval_us: hfp_data_interval_us_) {
+            EXPECT_TRUE(OpenSession(sample_rate, bits_per_sample,
+                        channel_mode, data_interval_us));
+            EXPECT_TRUE(audio_provider_->endSession().isOk());
+        }
+      }
+    }
+  }
+}
+
+/**
  * openProvider A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH
  */
 class BluetoothAudioProviderA2dpEncodingHardwareAidl
@@ -1003,6 +1149,62 @@
 }
 
 /**
+ * openProvider HFP_HARDWARE_OFFLOAD_DATAPATH
+ */
+class BluetoothAudioProviderHfpHardwareAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    OpenProviderHelper(SessionType::HFP_HARDWARE_OFFLOAD_DATAPATH);
+    // Can open or empty capability
+    ASSERT_TRUE(temp_provider_capabilities_.empty() ||
+                audio_provider_ != nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  bool OpenSession(CodecId codec_id, int connection_handle, bool nrec,
+                      bool controller_codec) {
+    // Check if can open session with a Hfp configuration
+    HfpConfiguration hfp_configuration{
+        .codecId = codec_id,
+        .connectionHandle = connection_handle,
+        .nrec = nrec,
+        .controllerCodec = controller_codec,
+    };
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(hfp_configuration), latency_modes,
+        &mq_desc);
+
+    // Only check if aidl is ok to start session.
+    return aidl_retval.isOk();
+  }
+};
+
+/**
+ * Test whether we can open a provider of type
+ */
+TEST_P(BluetoothAudioProviderHfpHardwareAidl, OpenHfpHardwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::HFP_SOFTWARE_DECODING_DATAPATH can be started and stopped with
+ * different HFP config
+ */
+TEST_P(BluetoothAudioProviderHfpHardwareAidl,
+       StartAndEndHfpHardwareSessionWithPossiblePcmConfig) {
+  // Try to open with a sample configuration
+  EXPECT_TRUE(OpenSession(CodecId::Core::CVSD, 6, false, true));
+  EXPECT_TRUE(audio_provider_->endSession().isOk());
+}
+
+/**
  * openProvider HEARING_AID_SOFTWARE_ENCODING_DATAPATH
  */
 class BluetoothAudioProviderHearingAidSoftwareAidl
@@ -2279,6 +2481,29 @@
                              IBluetoothAudioProviderFactory::descriptor)),
                          android::PrintInstanceNameToString);
 
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderHfpHardwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance, BluetoothAudioProviderHfpHardwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderHfpSoftwareDecodingAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance,
+                         BluetoothAudioProviderHfpSoftwareDecodingAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderHfpSoftwareEncodingAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance,
+                         BluetoothAudioProviderHfpSoftwareEncodingAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
 int main(int argc, char** argv) {
   ::testing::InitGoogleTest(&argc, argv);
   ABinderProcess_setThreadPoolMaxThreadCount(1);
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothAudioCodecs.cpp b/bluetooth/audio/utils/aidl_session/BluetoothAudioCodecs.cpp
index b4cba49..6e15b3b 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothAudioCodecs.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothAudioCodecs.cpp
@@ -41,7 +41,7 @@
 namespace audio {
 
 static const PcmCapabilities kDefaultSoftwarePcmCapabilities = {
-    .sampleRateHz = {16000, 24000, 32000, 44100, 48000, 88200, 96000},
+    .sampleRateHz = {8000, 16000, 24000, 32000, 44100, 48000, 88200, 96000},
     .channelMode = {ChannelMode::MONO, ChannelMode::STEREO},
     .bitsPerSample = {16, 24, 32},
     .dataIntervalUs = {},
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
index c283148..9dcfc13 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
@@ -95,6 +95,8 @@
       case SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH:
       case SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH:
         return AudioConfiguration(CodecConfiguration{});
+      case SessionType::HFP_HARDWARE_OFFLOAD_DATAPATH:
+        return AudioConfiguration(HfpConfiguration{});
       case SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH:
       case SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH:
         return AudioConfiguration(LeAudioConfiguration{});
@@ -154,6 +156,7 @@
        session_type_ ==
            SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
        session_type_ == SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH ||
+       session_type_ == SessionType::HFP_HARDWARE_OFFLOAD_DATAPATH ||
        (data_mq_ != nullptr && data_mq_->isValid()));
   return stack_iface_ != nullptr && is_mq_valid && audio_config_ != nullptr;
 }
@@ -275,6 +278,8 @@
   bool is_software_session =
       (session_type_ == SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH ||
        session_type_ == SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH ||
+       session_type_ == SessionType::HFP_SOFTWARE_ENCODING_DATAPATH ||
+       session_type_ == SessionType::HFP_SOFTWARE_DECODING_DATAPATH ||
        session_type_ == SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH ||
        session_type_ == SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH ||
        session_type_ ==
@@ -283,6 +288,8 @@
   bool is_offload_a2dp_session =
       (session_type_ == SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
        session_type_ == SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH);
+  bool is_offload_hfp_session =
+      session_type_ == SessionType::HFP_HARDWARE_OFFLOAD_DATAPATH;
   bool is_offload_le_audio_unicast_session =
       (session_type_ ==
            SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
@@ -298,6 +305,9 @@
   bool is_a2dp_offload_audio_config =
       (is_offload_a2dp_session &&
        audio_config_tag == AudioConfiguration::a2dpConfig);
+  bool is_hfp_offload_audio_config =
+      (is_offload_hfp_session &&
+       audio_config_tag == AudioConfiguration::hfpConfig);
   bool is_le_audio_offload_unicast_audio_config =
       (is_offload_le_audio_unicast_session &&
        audio_config_tag == AudioConfiguration::leAudioConfig);
@@ -305,6 +315,7 @@
       (is_offload_le_audio_broadcast_session &&
        audio_config_tag == AudioConfiguration::leAudioBroadcastConfig);
   if (!is_software_audio_config && !is_a2dp_offload_audio_config &&
+      !is_hfp_offload_audio_config &&
       !is_le_audio_offload_unicast_audio_config &&
       !is_le_audio_offload_broadcast_audio_config) {
     return false;
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothAudioSessionControl.h b/bluetooth/audio/utils/aidl_session/BluetoothAudioSessionControl.h
index 7ae0353..5263222 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothAudioSessionControl.h
+++ b/bluetooth/audio/utils/aidl_session/BluetoothAudioSessionControl.h
@@ -84,6 +84,8 @@
       case SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH:
       case SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH:
         return AudioConfiguration(CodecConfiguration{});
+      case SessionType::HFP_HARDWARE_OFFLOAD_DATAPATH:
+        return AudioConfiguration(HfpConfiguration{});
       case SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH:
       case SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH:
         return AudioConfiguration(LeAudioConfiguration{});
diff --git a/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp b/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp
index 3d92ee7..a2a5bcb 100644
--- a/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp
+++ b/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp
@@ -475,6 +475,8 @@
       hidl_audio_config.leAudioCodecConfig(to_hidl_leaudio_broadcast_config_2_1(
           audio_config.get<AudioConfiguration::leAudioBroadcastConfig>()));
       break;
+    default:
+      LOG(FATAL) << __func__ << ": unexpected AudioConfiguration";
   }
   return hidl_audio_config;
 }