diff --git a/configs/kona/kona.mk b/configs/kona/kona.mk
index 93e4ca0..81dd3d8 100644
--- a/configs/kona/kona.mk
+++ b/configs/kona/kona.mk
@@ -39,6 +39,7 @@
 USE_XML_AUDIO_POLICY_CONF := 1
 AUDIO_FEATURE_ENABLED_DLKM := true
 BOARD_SUPPORTS_SOUND_TRIGGER := true
+BOARD_SUPPORTS_GCS := false
 AUDIO_FEATURE_ENABLED_INSTANCE_ID := true
 AUDIO_USE_LL_AS_PRIMARY_OUTPUT := true
 AUDIO_FEATURE_ENABLED_VBAT_MONITOR := true
diff --git a/configs/msmnile/sound_trigger_mixer_paths_wcd9340.xml b/configs/msmnile/sound_trigger_mixer_paths_wcd9340.xml
index f5de4b5..276652c 100644
--- a/configs/msmnile/sound_trigger_mixer_paths_wcd9340.xml
+++ b/configs/msmnile/sound_trigger_mixer_paths_wcd9340.xml
@@ -371,6 +371,13 @@
         <ctl name="EC Reference SampleRate" value="48000"/>
     </path>
 
+    <path name="echo-reference headset">
+        <ctl name="AUDIO_REF_EC_UL1 MUX" value="SLIM_6_RX"/>
+        <ctl name="EC Reference Channels" value="One"/>
+        <ctl name="EC Reference Bit Format" value="S16_LE"/>
+        <ctl name="EC Reference SampleRate" value="48000"/>
+    </path>
+
     <path name="echo-reference a2dp">
         <ctl name="AUDIO_REF_EC_UL1 MUX" value="SLIM_7_RX"/>
         <ctl name="EC Reference Channels" value="Two"/>
diff --git a/configs/msmnile/sound_trigger_platform_info.xml b/configs/msmnile/sound_trigger_platform_info.xml
index 9d51d59..e0f48c3 100644
--- a/configs/msmnile/sound_trigger_platform_info.xml
+++ b/configs/msmnile/sound_trigger_platform_info.xml
@@ -26,13 +26,15 @@
 <!--- OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN    -->
 <!--- IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.                             -->
 <sound_trigger_platform_info>
-    <param version="0x0103" /> <!-- this must be the first param -->
+    <param version="0x0105" /> <!-- this must be the first param -->
 <!--- Version History:                                                          -->
 <!--- 0x0101: Legacy version.                                                   -->
 <!--- 0x0102: Includes acdb_ids param with the gcs_usecase tag. This matches    -->
 <!--- the gcs_usecase with the acdb device that uses it.                        -->
 <!--- 0x0103: app_type and in_channels added to <lsm usecase> and out_channels  -->
 <!--- added to <adm_config>                                                     -->
+<!--- 0x0104: instance id support for both WDSP<CPE> and ADSP lsm usecases      -->
+<!--- 0x0105: Select <lsm_usecase> based on capture device                      -->
 
     <common_config>
         <param implementer_version="0x0100" />
@@ -83,14 +85,6 @@
         <param sample_rate="16000" />
         <param bit_width="16" />
         <param out_channels="1"/> <!-- Module output channels -->
-
-        <!-- adm_cfg_profile should match with the one defined under adm_config -->
-        <!-- Set it to NONE if LSM directly connects to AFE -->
-        <param adm_cfg_profile="FFECNS" />
-        <!-- fluence_type: "FLUENCE", "FLUENCE_DMIC", "FLUENCE_TMIC"   -->
-        <!-- "FLUENCE_QMIC". Param value is valid when adm_cfg_profile -->
-        <!-- is one of FLUENCE, FLUENCE_STEREO, FFECNS values          -->
-        <param fluence_type="FLUENCE_TMIC" />
         <!-- wdsp_fluence_type: fluence disabled: "NONE" -->
         <!-- fluence enabled: "FLUENCE_DMIC", "FLUENCE_TMIC", "FLUENCE_QMIC" -->
         <param wdsp_fluence_type="NONE" />
@@ -161,16 +155,39 @@
             Extends flexibility to have different ids based on execution type.
             valid execution_type values: "WDSP" "ADSP" -->
         <lsm_usecase>
+            <param capture_device="HANDSET" />
+            <!-- adm_cfg_profile should match with the one defined under adm_config -->
+            <!-- Set it to NONE if LSM directly connects to AFE -->
+            <param adm_cfg_profile="FFECNS" />
+            <!-- fluence_type: "FLUENCE_MIC", "FLUENCE_DMIC", "FLUENCE_TMIC"   -->
+            <!-- "FLUENCE_QMIC". Param value is valid when adm_cfg_profile -->
+            <!-- is FFECNS -->
+            <param fluence_type="FLUENCE_TMIC" />
             <param execution_mode="ADSP" />
             <param app_type="2" /> <!-- app type used in ACDB -->
             <param in_channels="5"/> <!-- Module input channels -->
-            <param load_sound_model_ids="0x00012C1C, 0x00012C14" />
-            <param unload_sound_model_ids="0x00012C1C, 0x00012C15" />
-            <param confidence_levels_ids="0x00012C1C, 0x00012C07" />
-            <param operation_mode_ids="0x00012C1C, 0x00012C02" />
-            <param polling_enable_ids="0x00012C1C, 0x00012C1B" />
-            <param custom_config_ids="0x00012C1C, 0x00012C20" />
-            <param det_event_type_ids="0x00012C1C, 0x00012C2C" />
+            <param load_sound_model_ids="0x00012C1C, 0x0, 0x00012C14" />
+            <param unload_sound_model_ids="0x00012C1C, 0x0, 0x00012C15" />
+            <param confidence_levels_ids="0x00012C1C, 0x0, 0x00012C07" />
+            <param operation_mode_ids="0x00012C1C, 0x0, 0x00012C02" />
+            <param polling_enable_ids="0x00012C1C, 0x0, 0x00012C1B" />
+            <param custom_config_ids="0x00012C1C, 0x0, 0x00012C20" />
+            <param det_event_type_ids="0x00012C1C, 0x0, 0x00012C2C" />
+        </lsm_usecase>
+        <lsm_usecase>
+            <param capture_device="HEADSET" />
+            <param adm_cfg_profile="FFECNS" />
+            <param fluence_type="FLUENCE_MIC" />
+            <param execution_mode="ADSP" />
+            <param app_type="2" /> <!-- app type used in ACDB -->
+            <param in_channels="1"/> <!-- Module input channels -->
+            <param load_sound_model_ids="0x00012C1C, 0x0, 0x00012C14" />
+            <param unload_sound_model_ids="0x00012C1C, 0x0, 0x00012C15" />
+            <param confidence_levels_ids="0x00012C1C, 0x0, 0x00012C07" />
+            <param operation_mode_ids="0x00012C1C, 0x0, 0x00012C02" />
+            <param polling_enable_ids="0x00012C1C, 0x0, 0x00012C1B" />
+            <param custom_config_ids="0x00012C1C, 0x0, 0x00012C20" />
+            <param det_event_type_ids="0x00012C1C, 0x0, 0x00012C2C" />
         </lsm_usecase>
 
         <!-- format: "ADPCM_packet" or "PCM_packet" !-->
@@ -194,13 +211,6 @@
         <param sample_rate="16000" />
         <param bit_width="16" />
         <param out_channels="1"/> <!-- Module output channels -->
-        <!-- adm_cfg_profile should match with the one defined under adm_config -->
-        <!-- Set it to NONE if LSM directly connects to AFE -->
-        <param adm_cfg_profile="NONE" />
-        <!-- fluence_type: "FLUENCE", "FLUENCE_DMIC", "FLUENCE_TMIC"   -->
-        <!-- "FLUENCE_QMIC". Param value is valid when adm_cfg_profile -->
-        <!-- is one of FLUENCE, FLUENCE_STEREO, FFECNS values          -->
-        <param fluence_type="FLUENCE_DMIC" />
         <!-- wdsp_fluence_type: fluence disabled: "NONE" -->
         <!-- fluence enabled: "FLUENCE_DMIC", "FLUENCE_TMIC", "FLUENCE_QMIC" -->
         <param wdsp_fluence_type="NONE" />
@@ -221,14 +231,35 @@
             Extends flexibility to have different ids based on execution type.
             valid execution_type values: only "ADSP" -->
         <lsm_usecase>
+            <param capture_device="HANDSET" />
+            <!-- adm_cfg_profile should match with the one defined under adm_config -->
+            <!-- Set it to NONE if LSM directly connects to AFE -->
+            <param adm_cfg_profile="NONE" />
+            <!-- fluence_type: "FLUENCE_MIC", "FLUENCE_DMIC", "FLUENCE_TMIC"   -->
+            <!-- "FLUENCE_QMIC". Param value is valid when adm_cfg_profile -->
+            <!-- is FFECNS -->
+            <param fluence_type="NONE" />
             <param execution_mode="ADSP" />
             <param app_type="4" /> <!-- app type for MD used in ACDB -->
             <param in_channels="1"/> <!-- Module input channels -->
-            <param load_sound_model_ids="0x00012C22, 0x00012C14" />
-            <param unload_sound_model_ids="0x00012C22, 0x00012C15" />
-            <param confidence_levels_ids="0x00012C22, 0x00012C07" />
-            <param det_event_type_ids="0x00012C22, 0x00012C2C" />
-            <param custom_config_ids="0x00012C22, 0x00012C30" />
+            <param load_sound_model_ids="0x00012C22, 0x0, 0x00012C14" />
+            <param unload_sound_model_ids="0x00012C22, 0x0, 0x00012C15" />
+            <param confidence_levels_ids="0x00012C22, 0x0, 0x00012C07" />
+            <param det_event_type_ids="0x00012C22, 0x0, 0x00012C2C" />
+            <param custom_config_ids="0x00012C22, 0x0, 0x00012C30" />
+        </lsm_usecase>
+        <lsm_usecase>
+            <param capture_device="HEADSET" />
+            <param adm_cfg_profile="NONE" />
+            <param fluence_type="NONE" />
+            <param execution_mode="ADSP" />
+            <param app_type="4" /> <!-- app type for MD used in ACDB -->
+            <param in_channels="1"/> <!-- Module input channels -->
+            <param load_sound_model_ids="0x00012C22, 0x0, 0x00012C14" />
+            <param unload_sound_model_ids="0x00012C22, 0x0, 0x00012C15" />
+            <param confidence_levels_ids="0x00012C22, 0x0, 0x00012C07" />
+            <param det_event_type_ids="0x00012C22, 0x0, 0x00012C2C" />
+            <param custom_config_ids="0x00012C22, 0x0, 0x00012C30" />
         </lsm_usecase>
 
         <!-- format: "ADPCM_packet" or "PCM_packet" !-->
@@ -252,13 +283,6 @@
         <param sample_rate="16000" />
         <param bit_width="16" />
         <param out_channels="1"/> <!-- Module output channels -->
-        <!-- adm_cfg_profile should match with the one defined under adm_config -->
-        <!-- Set it to NONE if LSM directly connects to AFE -->
-        <param adm_cfg_profile="NONE" />
-        <!-- fluence_type: "FLUENCE", "FLUENCE_DMIC", "FLUENCE_TMIC"   -->
-        <!-- "FLUENCE_QMIC". Param value is valid when adm_cfg_profile -->
-        <!-- is one of FLUENCE, FLUENCE_STEREO, FFECNS values          -->
-        <param fluence_type="FLUENCE_DMIC" />
         <!-- wdsp_fluence_type: fluence disabled: "NONE" -->
         <!-- fluence enabled: "FLUENCE_DMIC", "FLUENCE_QMIC" -->
         <param wdsp_fluence_type="NONE" />
@@ -286,15 +310,37 @@
         </gcs_usecase>
 
         <lsm_usecase>
+            <param capture_device="HANDSET" />
+            <!-- adm_cfg_profile should match with the one defined under adm_config -->
+            <!-- Set it to NONE if LSM directly connects to AFE -->
+            <param adm_cfg_profile="NONE" />
+            <!-- fluence_type: "FLUENCE_MIC", "FLUENCE_DMIC", "FLUENCE_TMIC"   -->
+            <!-- "FLUENCE_QMIC". Param value is valid when adm_cfg_profile -->
+            <!-- is FFECNS -->
+            <param fluence_type="NONE" />
             <param execution_mode="ADSP" />
             <param app_type="3" /> <!-- app type used in ACDB -->
             <param in_channels="1"/> <!-- Module input channels -->
-            <param load_sound_model_ids="0x18000001, 0x00012C14" />
-            <param unload_sound_model_ids="0x18000001, 0x00012C15" />
-            <param confidence_levels_ids="0x18000001, 0x00012C07" />
-            <param operation_mode_ids="0x18000001, 0x00012C02" />
-            <param polling_enable_ids="0x18000001, 0x00012C1B" />
-            <param custom_config_ids="0x18000001, 0x00012C20" />
+            <param load_sound_model_ids="0x18000001, 0x0, 0x00012C14" />
+            <param unload_sound_model_ids="0x18000001, 0x0, 0x00012C15" />
+            <param confidence_levels_ids="0x18000001, 0x0, 0x00012C07" />
+            <param operation_mode_ids="0x18000001, 0x0, 0x00012C02" />
+            <param polling_enable_ids="0x18000001, 0x0, 0x00012C1B" />
+            <param custom_config_ids="0x18000001, 0x0, 0x00012C20" />
+        </lsm_usecase>
+        <lsm_usecase>
+            <param capture_device="HEADSET" />
+            <param adm_cfg_profile="NONE" />
+            <param fluence_type="NONE" />
+            <param execution_mode="ADSP" />
+            <param app_type="3" /> <!-- app type used in ACDB -->
+            <param in_channels="1"/> <!-- Module input channels -->
+            <param load_sound_model_ids="0x18000001, 0x0, 0x00012C14" />
+            <param unload_sound_model_ids="0x18000001, 0x0, 0x00012C15" />
+            <param confidence_levels_ids="0x18000001, 0x0, 0x00012C07" />
+            <param operation_mode_ids="0x18000001, 0x0, 0x00012C02" />
+            <param polling_enable_ids="0x18000001, 0x0, 0x00012C1B" />
+            <param custom_config_ids="0x18000001, 0x0, 0x00012C20" />
         </lsm_usecase>
 
         <!-- format: "ADPCM_packet" or "PCM_packet" !-->
@@ -332,27 +378,6 @@
     <!-- Multiple adm_config tags can be listed, each with unique profile name. -->
     <!-- app_type to match corresponding value from ACDB -->
     <adm_config>
-        <param adm_cfg_profile="DEFAULT" />
-        <param app_type="69938" />
-        <param sample_rate="16000" />
-        <param bit_width="16" />
-    </adm_config>
-
-    <adm_config>
-        <param adm_cfg_profile="FLUENCE" />
-        <param app_type="69944" />
-        <param sample_rate="16000" />
-        <param bit_width="16" />
-    </adm_config>
-
-    <adm_config>
-        <param adm_cfg_profile="FLUENCE_STEREO" />
-        <param app_type="69948" />
-        <param sample_rate="16000" />
-        <param bit_width="16" />
-    </adm_config>
-
-    <adm_config>
         <param adm_cfg_profile="FFECNS" />
         <param app_type="69947" />
         <param sample_rate="16000" />
diff --git a/configs/msmsteppe/mixer_paths_qrd.xml b/configs/msmsteppe/mixer_paths_qrd.xml
index 1186f61..fc0f760 100644
--- a/configs/msmsteppe/mixer_paths_qrd.xml
+++ b/configs/msmsteppe/mixer_paths_qrd.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="ISO-8859-1"?>
-<!-- Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.    -->
+<!-- Copyright (c) 2015-2019, The Linux Foundation. All rights reserved.    -->
 <!--                                                                        -->
 <!-- Redistribution and use in source and binary forms, with or without     -->
 <!-- modification, are permitted provided that the following conditions are -->
@@ -297,6 +297,7 @@
     <ctl name="HPHL_RDAC Switch" value="0" />
     <ctl name="HPHR_RDAC Switch" value="0" />
     <ctl name="RDAC3_MUX" value="ZERO" />
+    <ctl name="RX_EAR Mode" value="OFF" />
 
     <!-- TX Controls -->
     <ctl name="TX_CDC_DMA_TX_3 Channels" value="One" />
@@ -2125,6 +2126,7 @@
         <ctl name="RX INT0 DEM MUX" value="CLSH_DSM_OUT" />
         <ctl name="EAR_RDAC Switch" value="1" />
         <ctl name="RDAC3_MUX" value="RX1" />
+        <ctl name="RX_EAR Mode" value="ON" />
     </path>
 
     <path name="handset-mic">
@@ -2139,6 +2141,8 @@
         <ctl name="RX INT1_1 MIX1 INP0" value="RX1" />
         <ctl name="RX INT0 DEM MUX" value="CLSH_DSM_OUT" />
         <ctl name="RX INT1 DEM MUX" value="CLSH_DSM_OUT" />
+        <ctl name="RX_COMP1 Switch" value="1" />
+        <ctl name="RX_COMP2 Switch" value="1" />
         <ctl name="HPHL_COMP Switch" value="1" />
         <ctl name="HPHR_COMP Switch" value="1" />
         <ctl name="HPHL_RDAC Switch" value="1" />
diff --git a/configs/msmsteppe/mixer_paths_wcd9375qrd.xml b/configs/msmsteppe/mixer_paths_wcd9375qrd.xml
index 1659977..8f5e15d 100644
--- a/configs/msmsteppe/mixer_paths_wcd9375qrd.xml
+++ b/configs/msmsteppe/mixer_paths_wcd9375qrd.xml
@@ -303,6 +303,7 @@
     <ctl name="HPHL_RDAC Switch" value="0" />
     <ctl name="HPHR_RDAC Switch" value="0" />
     <ctl name="RDAC3_MUX" value="ZERO" />
+    <ctl name="RX_EAR Mode" value="OFF" />
 
     <!-- TX Controls -->
     <ctl name="TX_CDC_DMA_TX_3 Channels" value="One" />
@@ -2177,13 +2178,13 @@
     </path>
 
     <path name="handset">
-        <ctl name="RX HPH Mode" value="CLS_AB" />
         <ctl name="RX_MACRO RX0 MUX" value="AIF1_PB" />
         <ctl name="RX_CDC_DMA_RX_0 Channels" value="One" />
         <ctl name="RX INT0_1 MIX1 INP0" value="RX0" />
         <ctl name="RX INT0 DEM MUX" value="CLSH_DSM_OUT" />
         <ctl name="EAR_RDAC Switch" value="1" />
         <ctl name="RDAC3_MUX" value="RX1" />
+        <ctl name="RX_EAR Mode" value="ON" />
     </path>
 
     <path name="handset-mic">
diff --git a/configure.ac b/configure.ac
index 9b411cd..3bfed5f 100755
--- a/configure.ac
+++ b/configure.ac
@@ -131,6 +131,7 @@
 AM_CONDITIONAL([AUDIO_HW_FFV], [test x$AUDIO_FEATURE_ENABLED_FFV = xtrue])
 AM_CONDITIONAL([CUSTOM_STEREO], [test x$AUDIO_FEATURE_ENABLED_CUSTOM_STEREO = xtrue])
 AM_CONDITIONAL([RUN_KEEP_ALIVE_IN_ARM_FFV], [test x$AUDIO_FEATURE_ENABLED_KEEP_ALIVE_ARM_FFV = xtrue])
+AM_CONDITIONAL([INSTANCE_ID], [test x$AUDIO_FEATURE_ENABLED_INSTANCE_ID = xtrue])
 
 AC_CONFIG_FILES([ \
         Makefile \
diff --git a/hal/Makefile.am b/hal/Makefile.am
index 46882f1..995622d 100644
--- a/hal/Makefile.am
+++ b/hal/Makefile.am
@@ -204,6 +204,10 @@
 AM_CFLAGS += -DCUSTOM_STEREO_ENABLED
 endif
 
+if INSTANCE_ID
+AM_CFLAGS += -DINSTANCE_ID_ENABLED
+endif
+
 h_sources = audio_extn/audio_defs.h \
             audio_extn/audio_extn.h \
             audio_hw.h \
diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index d9a0e3c..0a77e5b 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -234,6 +234,8 @@
     int  fluence_type;
     int  fluence_mode;
     char fluence_cap[PROPERTY_VALUE_MAX];
+    bool ambisonic_capture;
+    bool ambisonic_profile;
     bool slowtalk;
     bool hd_voice;
     bool ec_ref_enabled;
@@ -2172,6 +2174,8 @@
     my_data->external_mic = false;
     my_data->fluence_type = FLUENCE_NONE;
     my_data->fluence_mode = FLUENCE_ENDFIRE;
+    my_data->ambisonic_capture = false;
+    my_data->ambisonic_profile = false;
     my_data->slowtalk = false;
     my_data->hd_voice = false;
     my_data->edid_info = NULL;
@@ -2232,6 +2236,13 @@
             my_data->fluence_in_hfp_call = true;
         }
     }
+    /* Check for Ambisonic Capture Enablement */
+    if (property_get_bool("persist.vendor.audio.ambisonic.capture",false))
+        my_data->ambisonic_capture = true;
+
+    /* Check for Ambisonic Profile Assignment*/
+    if (property_get_bool("persist.vendor.audio.ambisonic.auto.profile",false))
+        my_data->ambisonic_profile = true;
 
     my_data->voice_speaker_stereo =
         property_get_bool("persist.vendor.audio.voicecall.speaker.stereo", false);
@@ -4499,6 +4510,33 @@
                 source == AUDIO_SOURCE_MIC)) {
                 snd_device = SND_DEVICE_IN_HANDSET_GENERIC_QMIC;
                 platform_set_echo_reference(adev, true, out_device);
+    } else if (my_data->use_generic_handset == true &&          // System prop is enabled
+               (my_data->ambisonic_capture == true) &&          // Enable Ambisonic capture
+               (my_data->source_mic_type & SOURCE_QUAD_MIC) &&  // AND 4mic is available
+               ((in_device & AUDIO_DEVICE_IN_BUILTIN_MIC) ||    // AND device is Built-in
+               (in_device & AUDIO_DEVICE_IN_BACK_MIC)) &&       // OR Back-mic
+               (source == AUDIO_SOURCE_MIC ||                   // AND source is MIC for 16bit
+                source == AUDIO_SOURCE_UNPROCESSED ||           // OR unprocessed for 24bit
+                source == AUDIO_SOURCE_CAMCORDER)) {            // OR camera usecase
+                snd_device = SND_DEVICE_IN_HANDSET_GENERIC_QMIC;
+                /* Below check is true only in LA build to set
+                   ambisonic profile. In LE hal client will set profile */
+                if (my_data->ambisonic_profile == true) {
+                    strlcpy(adev->active_input->profile, "record_ambisonic",
+                            sizeof(adev->active_input->profile));
+                }
+
+                if (!strncmp(adev->active_input->profile, "record_ambisonic",
+                            strlen("record_ambisonic"))) {
+                    /* Validate input stream configuration for
+                       Ambisonic capture. */
+                    if (((int)channel_mask != (int)AUDIO_CHANNEL_INDEX_MASK_4) ||
+                         (adev->active_input->sample_rate != 48000)) {
+                          snd_device = SND_DEVICE_NONE;
+                          ALOGW("Unsupported Input configuration for ambisonic capture");
+                          goto exit;
+                    }
+                }
     } else if (source == AUDIO_SOURCE_CAMCORDER) {
         if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC ||
             in_device & AUDIO_DEVICE_IN_BACK_MIC) {