diff --git a/configs/lahaina/lahaina.mk b/configs/lahaina/lahaina.mk
index a6504a8..04b0c9c 100644
--- a/configs/lahaina/lahaina.mk
+++ b/configs/lahaina/lahaina.mk
@@ -400,7 +400,8 @@
 vendor.audio.feature.vbat.enable=true \
 vendor.audio.feature.wsa.enable=false \
 vendor.audio.feature.audiozoom.enable=false \
-vendor.audio.feature.snd_mon.enable=true
+vendor.audio.feature.snd_mon.enable=true \
+vendor.audio.feature.power_mode.enable=true
 
 # for HIDL related packages
 PRODUCT_PACKAGES += \
diff --git a/configs/lahaina/mixer_paths.xml b/configs/lahaina/mixer_paths.xml
index 85fca5f..63127d0 100644
--- a/configs/lahaina/mixer_paths.xml
+++ b/configs/lahaina/mixer_paths.xml
@@ -1771,7 +1771,7 @@
         <ctl name="MultiMedia17 Mixer SLIM_7_TX" value="1" />
     </path>
 
-    <path name="audio-record-compress bt-sco-wb">
+    <path name="audio-record-compress2 bt-sco-wb">
         <path name="audio-record-compress2 bt-sco" />
     </path>
 
diff --git a/configs/lahaina/mixer_paths_cdp.xml b/configs/lahaina/mixer_paths_cdp.xml
index 51ea04a..f8e09ad 100644
--- a/configs/lahaina/mixer_paths_cdp.xml
+++ b/configs/lahaina/mixer_paths_cdp.xml
@@ -1643,7 +1643,7 @@
         <ctl name="MultiMedia17 Mixer SLIM_7_TX" value="1" />
     </path>
 
-    <path name="audio-record-compress bt-sco-wb">
+    <path name="audio-record-compress2 bt-sco-wb">
         <path name="audio-record-compress2 bt-sco" />
     </path>
 
diff --git a/configs/lahaina/mixer_paths_qrd.xml b/configs/lahaina/mixer_paths_qrd.xml
index c953d75..e80ae22 100644
--- a/configs/lahaina/mixer_paths_qrd.xml
+++ b/configs/lahaina/mixer_paths_qrd.xml
@@ -1770,7 +1770,7 @@
         <ctl name="MultiMedia17 Mixer SLIM_7_TX" value="1" />
     </path>
 
-    <path name="audio-record-compress bt-sco-wb">
+    <path name="audio-record-compress2 bt-sco-wb">
         <path name="audio-record-compress2 bt-sco" />
     </path>
 
diff --git a/configs/lito/audio_platform_info.xml b/configs/lito/audio_platform_info.xml
index 79d307e..dbdb29f 100644
--- a/configs/lito/audio_platform_info.xml
+++ b/configs/lito/audio_platform_info.xml
@@ -46,6 +46,7 @@
         <device name="SND_DEVICE_IN_USB_HEADSET_HEX_MIC_AEC" acdb_id="162"/>
         <device name="SND_DEVICE_IN_UNPROCESSED_USB_HEADSET_HEX_MIC" acdb_id="162"/>
         <device name="SND_DEVICE_IN_VOCE_RECOG_USB_HEADSET_HEX_MIC" acdb_id="162"/>
+        <device name="SND_DEVICE_IN_VOICE_HEARING_AID" acdb_id="11"/>
     </acdb_ids>
 
     <module_ids>
@@ -239,6 +240,7 @@
         <device name="SND_DEVICE_IN_SPEAKER_QMIC_NS" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_SPEAKER_QMIC_AEC_NS" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_THREE_MIC" interface="TX_CDC_DMA_TX_3"/>
+        <device name="SND_DEVICE_IN_VOICE_HEARING_AID" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_HANDSET_TMIC_FLUENCE_PRO" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_HANDSET_TMIC" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_HANDSET_TMIC_AEC" interface="TX_CDC_DMA_TX_3"/>
diff --git a/configs/lito/audio_platform_info_intcodec.xml b/configs/lito/audio_platform_info_intcodec.xml
index 4abcd98..45d8bcb 100644
--- a/configs/lito/audio_platform_info_intcodec.xml
+++ b/configs/lito/audio_platform_info_intcodec.xml
@@ -106,6 +106,7 @@
         <device name="SND_DEVICE_IN_UNPROCESSED_QUAD_MIC" acdb_id="146"/>
         <device name="SND_DEVICE_IN_UNPROCESSED_HEADSET_MIC" acdb_id="147"/>
         <device name="SND_DEVICE_IN_HANDSET_GENERIC_QMIC" acdb_id="191"/>
+        <device name="SND_DEVICE_IN_VOICE_HEARING_AID" acdb_id="11"/>
     </acdb_ids>
     <backend_names>
         <device name="SND_DEVICE_OUT_HEADPHONES" backend="headphones" interface="RX_CDC_DMA_RX_0"/>
@@ -227,6 +228,7 @@
         <device name="SND_DEVICE_IN_SPEAKER_QMIC_NS" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_SPEAKER_QMIC_AEC_NS" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_THREE_MIC" interface="TX_CDC_DMA_TX_3"/>
+        <device name="SND_DEVICE_IN_VOICE_HEARING_AID" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_HANDSET_TMIC_FLUENCE_PRO" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_HANDSET_TMIC" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_HANDSET_TMIC_AEC" interface="TX_CDC_DMA_TX_3"/>
diff --git a/configs/lito/audio_platform_info_qrd.xml b/configs/lito/audio_platform_info_qrd.xml
index 4aa782c..c2c3bfa 100644
--- a/configs/lito/audio_platform_info_qrd.xml
+++ b/configs/lito/audio_platform_info_qrd.xml
@@ -105,6 +105,7 @@
         <device name="SND_DEVICE_IN_UNPROCESSED_QUAD_MIC" acdb_id="146"/>
         <device name="SND_DEVICE_IN_UNPROCESSED_HEADSET_MIC" acdb_id="147"/>
         <device name="SND_DEVICE_IN_HANDSET_GENERIC_QMIC" acdb_id="191"/>
+        <device name="SND_DEVICE_IN_VOICE_HEARING_AID" acdb_id="11"/>
     </acdb_ids>
     <backend_names>
         <device name="SND_DEVICE_OUT_HEADPHONES" backend="headphones" interface="RX_CDC_DMA_RX_0"/>
@@ -218,6 +219,7 @@
         <device name="SND_DEVICE_IN_SPEAKER_QMIC_NS" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_SPEAKER_QMIC_AEC_NS" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_THREE_MIC" interface="TX_CDC_DMA_TX_3"/>
+        <device name="SND_DEVICE_IN_VOICE_HEARING_AID" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_HANDSET_TMIC_FLUENCE_PRO" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_HANDSET_TMIC" interface="TX_CDC_DMA_TX_3"/>
         <device name="SND_DEVICE_IN_HANDSET_TMIC_AEC" interface="TX_CDC_DMA_TX_3"/>
diff --git a/configs/lito/audio_policy_configuration.xml b/configs/lito/audio_policy_configuration.xml
index 63bf298..6fa7587 100644
--- a/configs/lito/audio_policy_configuration.xml
+++ b/configs/lito/audio_policy_configuration.xml
@@ -428,6 +428,9 @@
         <!-- Remote Submix Audio HAL -->
         <xi:include href="/vendor/etc/r_submix_audio_policy_configuration.xml"/>
 
+        <!-- Bluetooth Audio HAL for hearing aid -->
+        <xi:include href="/vendor/etc/bluetooth_qti_hearing_aid_audio_policy_configuration.xml"/>
+
     </modules>
     <!-- End of Modules section -->
 
diff --git a/configs/lito/lito.mk b/configs/lito/lito.mk
index ce6bf00..43228d0 100644
--- a/configs/lito/lito.mk
+++ b/configs/lito/lito.mk
@@ -224,7 +224,8 @@
     $(TOPDIR)frameworks/av/services/audiopolicy/config/default_volume_tables.xml:$(TARGET_COPY_OUT_VENDOR)/etc/default_volume_tables.xml \
     $(TOPDIR)frameworks/av/services/audiopolicy/config/r_submix_audio_policy_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/r_submix_audio_policy_configuration.xml \
     $(TOPDIR)frameworks/av/services/audiopolicy/config/usb_audio_policy_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/usb_audio_policy_configuration.xml \
-    $(TOPDIR)vendor/qcom/opensource/audio-hal/primary-hal/configs/common/bluetooth_qti_audio_policy_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/bluetooth_qti_audio_policy_configuration.xml
+    $(TOPDIR)vendor/qcom/opensource/audio-hal/primary-hal/configs/common/bluetooth_qti_audio_policy_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/bluetooth_qti_audio_policy_configuration.xml \
+    $(TOPDIR)vendor/qcom/opensource/audio-hal/primary-hal/configs/common/bluetooth_qti_hearing_aid_audio_policy_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/bluetooth_qti_hearing_aid_audio_policy_configuration.xml
 
 # Low latency audio buffer size in frames
 PRODUCT_PROPERTY_OVERRIDES += \
diff --git a/configs/lito/mixer_paths.xml b/configs/lito/mixer_paths.xml
index 5d88a94..41e78f5 100644
--- a/configs/lito/mixer_paths.xml
+++ b/configs/lito/mixer_paths.xml
@@ -2363,6 +2363,11 @@
         <ctl name="VoiceMMode1_Tx Mixer PROXY_TX_MMode1" value="1" />
     </path>
 
+    <path name="voicemmode1-call hearing-aid">
+        <ctl name="PROXY_RX_Voice Mixer VoiceMMode1" value="1" />
+        <ctl name="VoiceMMode1_Tx Mixer TX_CDC_DMA_TX_3_MMode1" value="1" />
+    </path>
+
     <path name="voicemmode1-call headphones">
         <ctl name="RX_CDC_DMA_RX_0_Voice Mixer VoiceMMode1" value="1" />
         <ctl name="VoiceMMode1_Tx Mixer TX_CDC_DMA_TX_3_MMode1" value="1" />
@@ -2427,6 +2432,11 @@
         <ctl name="VoiceMMode2_Tx Mixer TX_CDC_DMA_TX_3_MMode2" value="1" />
     </path>
 
+    <path name="voicemmode2-call hearing-aid">
+        <ctl name="PROXY_RX_Voice Mixer VoiceMMode2" value="1" />
+        <ctl name="VoiceMMode2_Tx Mixer TX_CDC_DMA_TX_3_MMode2" value="1" />
+    </path>
+
     <path name="voicemmode2-call headphones">
         <ctl name="RX_CDC_DMA_RX_0_Voice Mixer VoiceMMode2" value="1" />
         <ctl name="VoiceMMode2_Tx Mixer TX_CDC_DMA_TX_3_MMode2" value="1" />
@@ -3064,6 +3074,10 @@
         <path name="dmic-endfire" />
     </path>
 
+    <path name="hearing-aid-mic">
+        <path name="voice-speaker-mic"/>
+    </path>
+
     <path name="handset-stereo-dmic-ef-liquid">
         <path name="handset-dmic-endfire" />
     </path>
diff --git a/configs/lito/mixer_paths_qrd.xml b/configs/lito/mixer_paths_qrd.xml
index b2daf27..d225ff7 100644
--- a/configs/lito/mixer_paths_qrd.xml
+++ b/configs/lito/mixer_paths_qrd.xml
@@ -2370,6 +2370,11 @@
         <ctl name="VoiceMMode1_Tx Mixer TX_CDC_DMA_TX_3_MMode1" value="1" />
     </path>
 
+    <path name="voicemmode1-call hearing-aid">
+        <ctl name="PROXY_RX_Voice Mixer VoiceMMode1" value="1" />
+        <ctl name="VoiceMMode1_Tx Mixer TX_CDC_DMA_TX_3_MMode1" value="1" />
+    </path>
+
     <path name="voicemmode1-call handset">
         <ctl name="RX_CDC_DMA_RX_0_Voice Mixer VoiceMMode1" value="1" />
         <ctl name="VoiceMMode1_Tx Mixer TX_CDC_DMA_TX_3_MMode1" value="1" />
@@ -2444,6 +2449,11 @@
         <ctl name="VoiceMMode2_Tx Mixer TX_CDC_DMA_TX_3_MMode2" value="1" />
     </path>
 
+    <path name="voicemmode2-call hearing-aid">
+        <ctl name="PROXY_RX_Voice Mixer VoiceMMode2" value="1" />
+        <ctl name="VoiceMMode2_Tx Mixer TX_CDC_DMA_TX_3_MMode2" value="1" />
+    </path>
+
     <path name="voicemmode2-call handset">
         <ctl name="RX_CDC_DMA_RX_0_Voice Mixer VoiceMMode2" value="1" />
         <ctl name="VoiceMMode2_Tx Mixer TX_CDC_DMA_TX_3_MMode2" value="1" />
@@ -3479,6 +3489,10 @@
         <path name="dmic-endfire" />
     </path>
 
+    <path name="hearing-aid-mic">
+        <path name="voice-speaker-mic"/>
+    </path>
+
     <path name="voice-rec-dmic-ef-fluence">
         <path name="dmic-endfire" />
     </path>
diff --git a/configs/sdm660/sdm660.mk b/configs/sdm660/sdm660.mk
index c5a410e..6e0d066 100644
--- a/configs/sdm660/sdm660.mk
+++ b/configs/sdm660/sdm660.mk
@@ -68,6 +68,14 @@
 AUDIO_FEATURE_ENABLED_GEF_SUPPORT := true
 AUDIO_FEATURE_ENABLED_RAS := true
 AUDIO_FEATURE_ENABLED_SND_MONITOR := true
+AUDIO_FEATURE_ENABLED_SVA_MULTI_STAGE := true
+
+ifeq ($(TARGET_KERNEL_VERSION), 4.4)
+   AUDIO_FEATURE_ENABLED_DLKM := false
+else
+    AUDIO_FEATURE_ENABLED_DLKM := true
+endif
+
 ##AUDIO_FEATURE_FLAGS
 
 #Audio Specific device overlays
diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index 979781e..ef88867 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -4305,28 +4305,34 @@
 static uint64_t get_actual_pcm_frames_rendered(struct stream_out *out, struct timespec *timestamp)
 {
     uint64_t actual_frames_rendered = 0;
-    size_t kernel_buffer_size = out->compr_config.fragment_size * out->compr_config.fragments;
+    uint64_t written_frames = 0;
+    uint64_t kernel_frames = 0;
+    uint64_t dsp_frames = 0;
+    uint64_t signed_frames = 0;
+    size_t kernel_buffer_size = 0;
 
     /* This adjustment accounts for buffering after app processor.
      * It is based on estimated DSP latency per use case, rather than exact.
      */
     pthread_mutex_lock(&adev->lock);
-    int64_t platform_latency =  platform_render_latency(out->dev, out->usecase) *
-                                out->sample_rate / 1000000LL;
+    dsp_frames = platform_render_latency(out->dev, out->usecase) *
+        out->sample_rate / 1000000LL;
     pthread_mutex_unlock(&adev->lock);
 
     pthread_mutex_lock(&out->position_query_lock);
+    written_frames = out->written /
+        (audio_bytes_per_sample(out->hal_ip_format) * popcount(out->channel_mask));
+
     /* not querying actual state of buffering in kernel as it would involve an ioctl call
      * which then needs protection, this causes delay in TS query for pcm_offload usecase
      * hence only estimate.
      */
-    uint64_t signed_frames = 0;
-    if (out->written >= kernel_buffer_size)
-        signed_frames = out->written - kernel_buffer_size;
+    kernel_buffer_size = out->compr_config.fragment_size * out->compr_config.fragments;
+    kernel_frames = kernel_buffer_size /
+        (audio_bytes_per_sample(out->hal_op_format) * popcount(out->channel_mask));
 
-    signed_frames = signed_frames / (audio_bytes_per_sample(out->format) * popcount(out->channel_mask));
-    if (signed_frames >= platform_latency)
-        signed_frames = signed_frames - platform_latency;
+    if (written_frames >= (kernel_frames + dsp_frames))
+        signed_frames = written_frames - kernel_frames - dsp_frames;
 
     if (signed_frames > 0) {
         actual_frames_rendered = signed_frames;
@@ -4337,11 +4343,8 @@
     }
     pthread_mutex_unlock(&out->position_query_lock);
 
-    ALOGVV("%s signed frames %lld out_written %lld kernel_buffer_size %d"
-            "bytes/sample %zu channel count %d", __func__, signed_frames,
-             (long long int)out->written, (int)kernel_buffer_size,
-             audio_bytes_per_sample(out->compr_config.codec->format),
-             popcount(out->channel_mask));
+    ALOGVV("%s signed frames %lld written frames %lld kernel frames %lld dsp frames %lld",
+            __func__, signed_frames, written_frames, kernel_frames, dsp_frames);
 
     return actual_frames_rendered;
 }