Merge "msmsteppe_au: audio bring-up changes on auto platform"
diff --git a/configs/msmsteppe/audio_platform_info.xml b/configs/msmsteppe/audio_platform_info.xml
index fb181f5..343c1ea 100644
--- a/configs/msmsteppe/audio_platform_info.xml
+++ b/configs/msmsteppe/audio_platform_info.xml
@@ -50,20 +50,22 @@
 
     <module_ids>
         <aec>
-            <device name="SND_DEVICE_IN_SPEAKER_QMIC_AEC_NS" module_id="0x10F17" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
-            <device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS_BROADSIDE" module_id="0x10F18" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
-            <device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS" module_id="0x10F0A" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
-            <device name="SND_DEVICE_IN_SPEAKER_MIC_AEC_NS" module_id="0x10F09" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
-            <device name="SND_DEVICE_IN_HANDSET_DMIC_AEC_NS" module_id="0x10F0A" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
-            <device name="SND_DEVICE_IN_HANDSET_MIC_AEC_NS" module_id="0x10F09" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
+            <device name="SND_DEVICE_IN_SPEAKER_QMIC_AEC_NS" module_id="0x10F35" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
+            <device name="SND_DEVICE_IN_SPEAKER_TMIC_AEC_NS" module_id="0x10F35" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
+            <device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS_BROADSIDE" module_id="0x10F34" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
+            <device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS" module_id="0x10F33" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
+            <device name="SND_DEVICE_IN_SPEAKER_MIC_AEC_NS" module_id="0x10F31" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
+            <device name="SND_DEVICE_IN_HANDSET_DMIC_AEC_NS" module_id="0x10F33" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
+            <device name="SND_DEVICE_IN_HANDSET_MIC_AEC_NS" module_id="0x10F31" instance_id="0x0" param_id="0x10EAF" param_value="0x01"/>
         </aec>
         <ns>
-            <device name="SND_DEVICE_IN_SPEAKER_QMIC_AEC_NS" module_id="0x10F17" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
-            <device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS_BROADSIDE" module_id="0x10F18" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
-            <device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS" module_id="0x10F0A" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
-            <device name="SND_DEVICE_IN_SPEAKER_MIC_AEC_NS" module_id="0x10F09" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
-            <device name="SND_DEVICE_IN_HANDSET_DMIC_AEC_NS" module_id="0x10F0A" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
-            <device name="SND_DEVICE_IN_HANDSET_MIC_AEC_NS" module_id="0x10F09" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
+            <device name="SND_DEVICE_IN_SPEAKER_QMIC_AEC_NS" module_id="0x10F35" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
+            <device name="SND_DEVICE_IN_SPEAKER_TMIC_AEC_NS" module_id="0x10F35" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
+            <device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS_BROADSIDE" module_id="0x10F34" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
+            <device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS" module_id="0x10F33" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
+            <device name="SND_DEVICE_IN_SPEAKER_MIC_AEC_NS" module_id="0x10F31" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
+            <device name="SND_DEVICE_IN_HANDSET_DMIC_AEC_NS" module_id="0x10F33" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
+            <device name="SND_DEVICE_IN_HANDSET_MIC_AEC_NS" module_id="0x10F31" instance_id="0x0" param_id="0x10EAF" param_value="0x02"/>
         </ns>
     </module_ids>
 
@@ -145,5 +147,376 @@
         <device name="SND_DEVICE_OUT_SPEAKER_AND_BT_SCO" backend="speaker-and-bt-sco" interface="SLIMBUS_0_RX-and-SLIMBUS_7_RX"/>
         <device name="SND_DEVICE_OUT_SPEAKER_AND_BT_SCO_WB" backend="speaker-and-bt-sco-wb" interface="SLIMBUS_0_RX-and-SLIMBUS_7_RX"/>
     </backend_names>
+    <!-- below values are for ref purpose to OEM, doesn't contain actual hardware info on MTP -->
+    <microphone_characteristics>
+        <microphone valid_mask="31" device_id="builtin_mic_1" type="AUDIO_DEVICE_IN_BUILTIN_MIC" address="bottom" location="AUDIO_MICROPHONE_LOCATION_MAINBODY"
+            group="0" index_in_the_group="0" directionality="AUDIO_MICROPHONE_DIRECTIONALITY_OMNI" num_frequency_responses="93"
+            frequencies="100.00 106.00 112.00 118.00 125.00 132.00 140.00 150.00 160.00 170.00 180.00 190.00 200.00 212.00 224.00 236.00 250.00 265.00 280.00 300.00 315.00 335.00 355.00 375.00 400.00 425.00 450.00 475.00 500.00 530.00 560.00 600.00 630.00 670.00 710.00 750.00 800.00 850.00 900.00 950.00 1000.00 1060.00 1120.00 1180.00 1250.00 1320.00 1400.00 1500.00 1600.00 1700.00 1800.00 1900.00 2000.00 2120.00 2240.00 2360.00 2500.00 2650.00 2800.00 3000.00 3150.00 3350.00 3550.00 3750.00 4000.00 4250.00 4500.00 4750.00 5000.00 5300.00 5600.00 6000.00 6300.00 6700.00 7100.00 7500.00 8000.00 8500.00 9000.00 9500.00 10000.00 10600.00 11200.00 11800.00 12500.00 13200.00 14000.00 15000.00 16000.00 17000.00 18000.00 19000.00 20000.00"
+            responses="-0.78 -0.71 -0.64 -0.60 -0.55 -0.50 -0.47 -0.42 -0.39 -0.36 -0.34 -0.33 -0.32 -0.29 -0.28 -0.28 -0.27 -0.25 -0.25 -0.24 -0.23 -0.23 -0.22 -0.22 -0.19 -0.17 -0.15 -0.15 -0.14 -0.14 -0.12 -0.11 -0.10 -0.10 -0.08 -0.07 -0.07 -0.04 -0.03 -0.01 0.00 0.04 0.06 0.07 0.08 0.13 0.09 0.14 0.19 0.23 0.28 0.29 0.31 0.37 0.88 0.86 0.77 0.78 0.84 0.86 1.05 1.12 1.18 1.25 1.43 1.66 1.83 2.02 2.23 2.59 2.84 3.35 4.01 6.82 6.62 6.42 7.30 8.23 7.54 12.68 13.76 18.69 19.68 20.90 23.70 25.10 21.65 16.18 18.84 25.44 23.48 23.22 24.89"
+            sensitivity="-37.0" max_spl="132.5" min_spl="28.5" orientation="0.0 0.0 1.0" geometric_location="0.0269 0.0058 0.0079" />
+        <microphone valid_mask="31" device_id="builtin_mic_2" type="AUDIO_DEVICE_IN_BACK_MIC" address="back" location="AUDIO_MICROPHONE_LOCATION_MAINBODY"
+            group="0" index_in_the_group="1" directionality="AUDIO_MICROPHONE_DIRECTIONALITY_OMNI" num_frequency_responses="92"
+            frequencies="106.00 112.00 118.00 125.00 132.00 140.00 150.00 160.00 170.00 180.00 190.00 200.00 212.00 224.00 236.00 250.00 265.00 280.00 300.00 315.00 335.00 355.00 375.00 400.00 425.00 450.00 475.00 500.00 530.00 560.00 600.00 630.00 670.00 710.00 750.00 800.00 850.00 900.00 950.00 1000.00 1060.00 1120.00 1180.00 1250.00 1320.00 1400.00 1500.00 1600.00 1700.00 1800.00 1900.00 2000.00 2120.00 2240.00 2360.00 2500.00 2650.00 2800.00 3000.00 3150.00 3350.00 3550.00 3750.00 4000.00 4250.00 4500.00 4750.00 5000.00 5300.00 5600.00 6000.00 6300.00 6700.00 7100.00 7500.00 8000.00 8500.00 9000.00 9500.00 10000.00 10600.00 11200.00 11800.00 12500.00 13200.00 14000.00 15000.00 16000.00 17000.00 18000.00 19000.00 20000.00"
+            responses="-0.75 -0.74 -0.69 -0.65 -0.62 -0.61 -0.56 -0.53 -0.50 -0.47 -0.43 -0.40 -0.37 -0.36 -0.33 -0.30 -0.28 -0.25 -0.24 -0.24 -0.24 -0.25 -0.24 -0.12 -0.10 -0.08 -0.09 -0.07 -0.07 -0.06 -0.06 -0.06 -0.05 -0.04 -0.05 -0.04 -0.01 0.02 0.02 0.00 0.02 0.03 0.07 0.10 0.10 0.13 0.01 0.01 0.10 0.11 0.19 0.24 0.38 0.46 0.26 0.27 0.43 0.76 0.75 1.09 1.09 0.94 1.06 1.21 1.47 1.45 1.36 2.07 2.85 2.90 3.85 4.65 5.84 5.46 6.15 7.50 8.30 10.62 12.70 16.65 20.95 25.41 26.32 20.20 16.60 11.24 7.85 7.62 20.19 7.32 2.87 5.18"
+            sensitivity="-37.0" max_spl="132.5" min_spl="28.5" orientation="0.0 1.0 0.0" geometric_location="0.0546 0.1456 0.00415" />
+        <microphone valid_mask="31" device_id="builtin_mic_3" type="AUDIO_DEVICE_IN_BUILTIN_MIC" address="" location="AUDIO_MICROPHONE_LOCATION_MAINBODY"
+            group="0" index_in_the_group="2" directionality="AUDIO_MICROPHONE_DIRECTIONALITY_OMNI" num_frequency_responses="92"
+            frequencies="100.00 106.00 112.00 118.00 125.00 132.00 140.00 150.00 160.00 170.00 180.00 190.00 200.00 212.00 224.00 236.00 250.00 265.00 280.00 300.00 315.00 335.00 355.00 375.00 400.00 425.00 450.00 475.00 500.00 530.00 560.00 600.00 630.00 670.00 710.00 750.00 800.00 850.00 900.00 950.00 1000.00 1060.00 1120.00 1180.00 1250.00 1320.00 1400.00 1500.00 1600.00 1700.00 1800.00 1900.00 2000.00 2120.00 2240.00 2360.00 2500.00 2650.00 2800.00 3000.00 3150.00 3350.00 3550.00 3750.00 4000.00 4250.00 4500.00 4750.00 5000.00 5300.00 5600.00 6000.00 6300.00 6700.00 7100.00 7500.00 8000.00 8500.00 9000.00 9500.00 10000.00 10600.00 11200.00 11800.00 12500.00 13200.00 14000.00 15000.00 16000.00 17000.00 18000.00 19000.00"
+            responses="-9.24 -9.31 -9.39 -9.45 -9.46 -9.47 -9.50 -9.52 -9.51 -9.52 -9.51 -9.50 -9.49 -9.47 -9.48 -9.49 -9.48 -9.50 -9.51 -9.53 -9.55 -9.59 -9.63 -9.67 -9.58 -9.57 -9.65 -9.68 -9.71 -9.75 -9.79 -9.84 -9.87 -9.87 -9.90 -9.90 -9.91 -9.97 -10.01 -10.05 -9.85 -9.93 -9.94 -9.98 -10.04 -10.12 -10.28 -10.25 -10.01 -9.86 -9.81 -9.82 -9.61 -9.46 -8.27 -8.42 -8.98 -8.99 -8.82 -9.21 -8.92 -8.97 -9.30 -9.44 -9.52 -9.28 -9.09 -8.81 -7.02 -5.72 -5.30 -7.26 -8.39 -12.28 -8.23 -6.99 -5.52 -4.87 -3.82 -6.09 0.00 -2.15 -0.26 1.48 5.22 10.92 6.41 9.55 12.96 3.35 22.00 19.75"
+            sensitivity="-37.0" max_spl="132.5" min_spl="28.5" orientation="0.0 0.0 1.0" geometric_location="0.0274 0.14065 0.0079" />
+        <microphone valid_mask="31" device_id="builtin_mic_4" type="AUDIO_DEVICE_IN_BACK_MIC" address="" location="AUDIO_MICROPHONE_LOCATION_MAINBODY"
+            group="0" index_in_the_group="3" directionality="AUDIO_MICROPHONE_DIRECTIONALITY_OMNI" num_frequency_responses="92"
+            frequencies="106.00 112.00 118.00 125.00 132.00 140.00 150.00 160.00 170.00 180.00 190.00 200.00 212.00 224.00 236.00 250.00 265.00 280.00 300.00 315.00 335.00 355.00 375.00 400.00 425.00 450.00 475.00 500.00 530.00 560.00 600.00 630.00 670.00 710.00 750.00 800.00 850.00 900.00 950.00 1000.00 1060.00 1120.00 1180.00 1250.00 1320.00 1400.00 1500.00 1600.00 1700.00 1800.00 1900.00 2000.00 2120.00 2240.00 2360.00 2500.00 2650.00 2800.00 3000.00 3150.00 3350.00 3550.00 3750.00 4000.00 4250.00 4500.00 4750.00 5000.00 5300.00 5600.00 6000.00 6300.00 6700.00 7100.00 7500.00 8000.00 8500.00 9000.00 9500.00 10000.00 10600.00 11200.00 11800.00 12500.00 13200.00 14000.00 15000.00 16000.00 17000.00 18000.00 19000.00 20000.00"
+            responses="-0.75 -0.74 -0.69 -0.65 -0.62 -0.61 -0.56 -0.53 -0.50 -0.47 -0.43 -0.40 -0.37 -0.36 -0.33 -0.30 -0.28 -0.25 -0.24 -0.24 -0.24 -0.25 -0.24 -0.12 -0.10 -0.08 -0.09 -0.07 -0.07 -0.06 -0.06 -0.06 -0.05 -0.04 -0.05 -0.04 -0.01 0.02 0.02 0.00 0.02 0.03 0.07 0.10 0.10 0.13 0.01 0.01 0.10 0.11 0.19 0.24 0.38 0.46 0.26 0.27 0.43 0.76 0.75 1.09 1.09 0.94 1.06 1.21 1.47 1.45 1.36 2.07 2.85 2.90 3.85 4.65 5.84 5.46 6.15 7.50 8.30 10.62 12.70 16.65 20.95 25.41 26.32 20.20 16.60 11.24 7.85 7.62 20.19 7.32 2.87 5.18"
+            sensitivity="-37.0" max_spl="132.5" min_spl="28.5" orientation="0.0 1.0 0.0" geometric_location="0.0546 0.1456 0.00415" />
+    </microphone_characteristics>
+    <snd_devices>
+        <input_snd_device>
+            <input_snd_device_mic_mapping>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_MIC_AEC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_MIC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_MIC_AEC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_DMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_DMIC_AEC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_DMIC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_DMIC_AEC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_MIC_AEC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_MIC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_MIC_AEC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_DMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_DMIC_AEC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_DMIC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_SPEAKER_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_CAMCORDER_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_DMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_SPEAKER_DMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_SPEAKER_TMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_SPEAKER_QMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_4"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_REC_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_REC_MIC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_REC_DMIC_STEREO">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_REC_DMIC_FLUENCE">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_AANC_HANDSET_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_QUAD_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_4"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_STEREO_DMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_STEREO_DMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_SPEAKER_DMIC_BROADSIDE">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_DMIC_BROADSIDE">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_DMIC_AEC_BROADSIDE">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_DMIC_NS_BROADSIDE">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS_BROADSIDE">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_FLUENCE_DMIC_AANC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_4"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_QMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_4"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_QMIC_AEC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_4"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_QMIC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_4"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_QMIC_AEC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_4"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_THREE_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_TMIC_FLUENCE_PRO">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_TMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_TMIC_AEC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_TMIC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_SPEAKER_TMIC_AEC_NS">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_VOICE_REC_TMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_UNPROCESSED_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_UNPROCESSED_STEREO_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_UNPROCESSED_THREE_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_UNPROCESSED_QUAD_MIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED"/>
+                        <mic_info mic_device_id="builtin_mic_4"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT"/>
+                    </snd_dev>
+                    <snd_dev in_snd_device="SND_DEVICE_IN_HANDSET_GENERIC_QMIC">
+                        <mic_info mic_device_id="builtin_mic_1"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_2"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_3"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                        <mic_info mic_device_id="builtin_mic_4"
+                            channel_mapping="AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED"/>
+                    </snd_dev>
+            </input_snd_device_mic_mapping>
+        </input_snd_device>
+    </snd_devices>
 </audio_platform_info>
 
diff --git a/configs/msmsteppe/audio_policy_configuration.xml b/configs/msmsteppe/audio_policy_configuration.xml
index 4a0ff8a..31c7881 100644
--- a/configs/msmsteppe/audio_policy_configuration.xml
+++ b/configs/msmsteppe/audio_policy_configuration.xml
@@ -389,11 +389,11 @@
                 <route type="mix" sink="mmap_no_irq_in"
                        sources="Built-In Mic,Built-In Back Mic,Wired Headset Mic,USB Device In,USB Headset In"/>
                 <route type="mix" sink="BT A2DP Out"
-                       sources="primary output,deep_buffer,direct_pcm,compressed_offload"/>
+                       sources="primary output,deep_buffer,direct_pcm,compressed_offload,voip_rx"/>
                 <route type="mix" sink="BT A2DP Headphones"
-                       sources="primary output,deep_buffer,direct_pcm,compressed_offload"/>
+                       sources="primary output,deep_buffer,direct_pcm,compressed_offload,voip_rx"/>
                 <route type="mix" sink="BT A2DP Speaker"
-                       sources="primary output,deep_buffer,direct_pcm,compressed_offload"/>
+                       sources="primary output,deep_buffer,direct_pcm,compressed_offload,voip_rx"/>
                 <route type="mix" sink="hifi_input" sources="USB Device In,USB Headset In" />
             </routes>
 
diff --git a/configs/msmsteppe/mixer_paths_wcd9375.xml b/configs/msmsteppe/mixer_paths_wcd9375.xml
index 85de3eb..680f445 100644
--- a/configs/msmsteppe/mixer_paths_wcd9375.xml
+++ b/configs/msmsteppe/mixer_paths_wcd9375.xml
@@ -371,8 +371,9 @@
     <ctl name="COMP7 Switch" value="0" />
     <ctl name="COMP8 Switch" value="0" />
 
-    <!-- Headphone Default mode - AB -->
-    <ctl name="RX HPH Mode" value="CLS_AB" />
+    <!-- Headphone class-H mode -->
+    <ctl name="RX_HPH_PWR_MODE" value="ULP" />
+    <ctl name="RX HPH Mode" value="CLS_H_ULP" />
 
     <!-- IIR/voice anc -->
     <ctl name="IIR0 Band1" id ="0" value="268435456" />
@@ -2130,9 +2131,13 @@
     </path>
 
     <path name="hph-highquality-mode">
+        <ctl name="RX_HPH_PWR_MODE" value="LOHIFI" />
+        <ctl name="RX HPH Mode" value="CLS_H_LOHIFI" />
     </path>
 
     <path name="hph-lowpower-mode">
+        <ctl name="RX_HPH_PWR_MODE" value="ULP" />
+        <ctl name="RX HPH Mode" value="CLS_H_ULP" />
     </path>
 
     <path name="true-native-mode">
diff --git a/configs/msmsteppe/mixer_paths_wcd9375qrd.xml b/configs/msmsteppe/mixer_paths_wcd9375qrd.xml
index df6890b..2a9499e 100644
--- a/configs/msmsteppe/mixer_paths_wcd9375qrd.xml
+++ b/configs/msmsteppe/mixer_paths_wcd9375qrd.xml
@@ -371,8 +371,9 @@
     <ctl name="COMP7 Switch" value="0" />
     <ctl name="COMP8 Switch" value="0" />
 
-    <!-- Headphone Default mode - AB -->
-    <ctl name="RX HPH Mode" value="CLS_AB" />
+    <!-- Headphone class-H mode  -->
+    <ctl name="RX_HPH_PWR_MODE" value="ULP" />
+    <ctl name="RX HPH Mode" value="CLS_H_ULP" />
 
     <!-- IIR/voice anc -->
     <ctl name="IIR0 Band1" id ="0" value="268435456" />
@@ -2210,9 +2211,13 @@
     </path>
 
     <path name="hph-highquality-mode">
+        <ctl name="RX_HPH_PWR_MODE" value="LOHIFI" />
+        <ctl name="RX HPH Mode" value="CLS_H_LOHIFI" />
     </path>
 
     <path name="hph-lowpower-mode">
+        <ctl name="RX_HPH_PWR_MODE" value="ULP" />
+        <ctl name="RX HPH Mode" value="CLS_H_ULP" />
     </path>
 
     <path name="true-native-mode">
diff --git a/configs/msmsteppe/sound_trigger_mixer_paths.xml b/configs/msmsteppe/sound_trigger_mixer_paths.xml
index 175e5d6..90de0d3 100644
--- a/configs/msmsteppe/sound_trigger_mixer_paths.xml
+++ b/configs/msmsteppe/sound_trigger_mixer_paths.xml
@@ -62,6 +62,10 @@
     <ctl name="EC Reference Channels" value="Zero"/>
     <ctl name="EC Reference Bit Format" value="0"/>
     <ctl name="EC Reference SampleRate" value="0"/>
+    <ctl name="TX_DEC0 Volume" value="84" />
+    <ctl name="TX_DEC1 Volume" value="84" />
+    <ctl name="TX_DEC2 Volume" value="84" />
+    <ctl name="TX_DEC3 Volume" value="84" />
 
     <path name="listen-voice-wakeup-1">
         <ctl name="TX_CDC_DMA_TX_3 LSM Function" value="SWAUDIO" />
@@ -162,6 +166,7 @@
     <path name="listen-ape-handset-mic">
         <ctl name="TX_CDC_DMA_TX_3 Channels" value="One" />
         <ctl name="TX_AIF1_CAP Mixer DEC0" value="1" />
+        <ctl name="TX_DEC0 Volume" value="102" />
         <ctl name="TX DMIC MUX0" value="DMIC2" />
     </path>
 
@@ -172,6 +177,8 @@
     <path name="listen-ape-handset-dmic">
         <ctl name="TX_CDC_DMA_TX_3 Channels" value="Two" />
         <ctl name="TX_AIF1_CAP Mixer DEC0" value="1" />
+        <ctl name="TX_DEC0 Volume" value="102" />
+        <ctl name="TX_DEC1 Volume" value="102" />
         <ctl name="TX DMIC MUX0" value="DMIC2" />
         <ctl name="TX_AIF1_CAP Mixer DEC1" value="1" />
         <ctl name="TX DMIC MUX1" value="DMIC3" />
@@ -180,6 +187,9 @@
     <path name="listen-ape-handset-tmic">
         <ctl name="TX_CDC_DMA_TX_3 Channels" value="Three" />
         <ctl name="TX_AIF1_CAP Mixer DEC0" value="1" />
+        <ctl name="TX_DEC0 Volume" value="102" />
+        <ctl name="TX_DEC1 Volume" value="102" />
+        <ctl name="TX_DEC2 Volume" value="102" />
         <ctl name="TX DMIC MUX0" value="DMIC2" />
         <ctl name="TX_AIF1_CAP Mixer DEC1" value="1" />
         <ctl name="TX DMIC MUX1" value="DMIC0" />
@@ -190,6 +200,10 @@
     <path name="listen-ape-handset-qmic">
         <ctl name="TX_CDC_DMA_TX_3 Channels" value="Four" />
         <ctl name="TX_AIF1_CAP Mixer DEC0" value="1" />
+        <ctl name="TX_DEC0 Volume" value="102" />
+        <ctl name="TX_DEC1 Volume" value="102" />
+        <ctl name="TX_DEC2 Volume" value="102" />
+        <ctl name="TX_DEC3 Volume" value="102" />
         <ctl name="TX DMIC MUX0" value="DMIC2" />
         <ctl name="TX_AIF1_CAP Mixer DEC1" value="1" />
         <ctl name="TX DMIC MUX1" value="DMIC0" />
diff --git a/configs/sdm710/audio_platform_info_intcodec.xml b/configs/sdm710/audio_platform_info_intcodec.xml
index 603ec57..4ae3bb1 100644
--- a/configs/sdm710/audio_platform_info_intcodec.xml
+++ b/configs/sdm710/audio_platform_info_intcodec.xml
@@ -27,6 +27,8 @@
 <audio_platform_info>
     <bit_width_configs>
         <device name="SND_DEVICE_OUT_SPEAKER" bit_width="24"/>
+        <device name="SND_DEVICE_IN_HANDSET_MIC" bit_width="24"/>
+        <device name="SND_DEVICE_IN_HANDSET_GENERIC_QMIC" bit_width="24"/>
     </bit_width_configs>
     <interface_names>
         <device name="AUDIO_DEVICE_IN_BUILTIN_MIC" interface="INT3_MI2S" codec_type="internal"/>
diff --git a/configs/sdm710/mixer_paths_tavil.xml b/configs/sdm710/mixer_paths_tavil.xml
index 14bbd40..3cb7a9f 100644
--- a/configs/sdm710/mixer_paths_tavil.xml
+++ b/configs/sdm710/mixer_paths_tavil.xml
@@ -758,6 +758,25 @@
         <ctl name="DISPLAY_PORT Mixer MultiMedia4" value="1" />
     </path>
 
+    <path name="silence-playback">
+        <ctl name="AUDIO_REF_EC_UL1 MUX" value="SLIM_RX" />
+        <ctl name="SLIMBUS_0_RX Audio Mixer MultiMedia9" value="1" />
+    </path>
+
+    <path name="ec-ref-audio-capture">
+        <ctl name="AUDIO_REF_EC_UL1 MUX" value="SLIM_RX" />
+        <ctl name="MultiMedia9 Mixer AFE_LOOPBACK_TX" value="1" />
+    </path>
+
+    <path name="ec-ref-loopback-mono">
+    </path>
+
+    <path name="ec-ref-loopback-stereo">
+    </path>
+
+    <path name="ec-ref-loopback-quad">
+    </path>
+
     <path name="silence-playback display-port">
         <ctl name="DISPLAY_PORT Mixer MultiMedia9" value="1" />
     </path>
diff --git a/configs/sdm710/sdm710.mk b/configs/sdm710/sdm710.mk
index 536cc2c..6710eef 100644
--- a/configs/sdm710/sdm710.mk
+++ b/configs/sdm710/sdm710.mk
@@ -50,7 +50,7 @@
 AUDIO_FEATURE_ENABLED_FLUENCE := true
 AUDIO_FEATURE_ENABLED_HDMI_EDID := true
 AUDIO_FEATURE_ENABLED_HDMI_PASSTHROUGH := true
-#AUDIO_FEATURE_ENABLED_KEEP_ALIVE := true
+AUDIO_FEATURE_ENABLED_KEEP_ALIVE := true
 AUDIO_FEATURE_ENABLED_DISPLAY_PORT := true
 AUDIO_FEATURE_ENABLED_DS2_DOLBY_DAP := false
 AUDIO_FEATURE_ENABLED_HFP := true
@@ -68,8 +68,13 @@
 BOARD_SUPPORTS_QSTHW_API := true
 AUDIO_FEATURE_ENABLED_RAS := true
 AUDIO_FEATURE_ENABLED_SND_MONITOR := true
+BOARD_SUPPORTS_SOUND_TRIGGER_ARM := true
+AUDIO_FEATURE_ENABLED_FFV := true
+AUDIO_FEATURE_ENABLED_KEEP_ALIVE_ARM_FFV := true
 AUDIO_FEATURE_ENABLED_DLKM := true
 AUDIO_FEATURE_ENABLED_SVA_MULTI_STAGE := true
+BOARD_SUPPORTS_SOUND_TRIGGER_CPU_AFFINITY_SET := true
+BOARD_SUPPORTS_FFV_EC_THREAD_RT_PRIORITY := true
 ##AUDIO_FEATURE_FLAGS
 
 ifneq ($(strip $(TARGET_USES_RRO)), true)
diff --git a/configs/sdm710/sound_trigger_mixer_paths_wcd9340.xml b/configs/sdm710/sound_trigger_mixer_paths_wcd9340.xml
index ffae119..4d1bb31 100644
--- a/configs/sdm710/sound_trigger_mixer_paths_wcd9340.xml
+++ b/configs/sdm710/sound_trigger_mixer_paths_wcd9340.xml
@@ -95,6 +95,7 @@
     <ctl name= "WDMA3 CH2 MUX" value="PORT_0" />
     <ctl name= "WDMA3_ON_OFF Switch" value="0" />
     <ctl name="SLIM_0_TX Channels" value="One" />
+    <ctl name="AUDIO_REF_EC_UL1 MUX" value="None"/>
 
     <path name="listen-voice-wakeup-1">
         <ctl name="SLIMBUS_5_TX LSM Function" value="AUDIO" />
@@ -332,6 +333,44 @@
         <ctl name="DMIC MUX8" value="DMIC0" />
     </path>
 
+    <path name="listen-handset-qmic">
+        <ctl name="AIF1_CAP Mixer SLIM TX5" value="1" />
+        <ctl name="AIF1_CAP Mixer SLIM TX6" value="1" />
+        <ctl name="AIF1_CAP Mixer SLIM TX7" value="1" />
+        <ctl name="AIF1_CAP Mixer SLIM TX8" value="1" />
+        <ctl name="SLIM_0_TX Channels" value="Four" />
+        <ctl name="CDC_IF TX5 MUX" value="DEC5" />
+        <ctl name="ADC MUX5" value="DMIC" />
+        <ctl name="DMIC MUX5" value="DMIC1" />
+        <ctl name="CDC_IF TX6 MUX" value="DEC6" />
+        <ctl name="ADC MUX6" value="DMIC" />
+        <ctl name="DMIC MUX6" value="DMIC5" />
+        <ctl name="CDC_IF TX7 MUX" value="DEC7" />
+        <ctl name="ADC MUX7" value="DMIC" />
+        <ctl name="DMIC MUX7" value="DMIC2" />
+        <ctl name="CDC_IF TX8 MUX" value="DEC8" />
+        <ctl name="ADC MUX8" value="DMIC" />
+        <ctl name="DMIC MUX8" value="DMIC0" />
+    </path>
+
+   <path name="audio-capture">
+      <ctl name="MultiMedia2 Mixer SLIM_0_TX" value="1" />
+   </path>
+
+   <path name="ec-ref-audio-capture">
+      <ctl name="AUDIO_REF_EC_UL1 MUX" value="SLIM_RX" />
+      <ctl name="MultiMedia9 Mixer AFE_LOOPBACK_TX" value="1" />
+   </path>
+
+    <path name="ec-ref-loopback-mono">
+    </path>
+
+    <path name="ec-ref-loopback-stereo">
+    </path>
+
+    <path name="ec-ref-loopback-quad">
+    </path>
+
     <path name="echo-reference">
         <ctl name="AUDIO_REF_EC_UL1 MUX" value="SLIM_RX"/>
         <ctl name="EC Reference Channels" value="Two"/>
diff --git a/configs/sdm710/sound_trigger_platform_info.xml b/configs/sdm710/sound_trigger_platform_info.xml
index 9510045..cd55149 100644
--- a/configs/sdm710/sound_trigger_platform_info.xml
+++ b/configs/sdm710/sound_trigger_platform_info.xml
@@ -54,10 +54,29 @@
         <param DEVICE_HANDSET_QMIC_APE="137" />
         <param DEVICE_HEADSET_MIC_CPE="139" />
         <param DEVICE_HANDSET_DMIC_APE="149" />
+        <param DEVICE_HANDSET_QMIC_ARM="140" />
     </acdb_ids>
     <!-- Multiple sound_model_config tags can be listed, each with unique   -->
     <!-- vendor_uuid. The below tag represents QTI SVA engine sound model   -->
     <!-- configuration. ISV must use their own unique vendor_uuid.          -->
+    <!-- ARM based SVA sound_model_config -->
+    <sound_model_config>
+        <param vendor_uuid="67fabb70-79e8-4e1c-a202-bcb050243a70" />
+        <param execution_type="ARM" />
+        <!-- ec reference loopback params -->
+        <!-- split_ec_ref_data - true if ec ref is packed with mic captured data -->
+        <param split_ec_ref_data="false"/>
+        <param ec_ref_channel_count="4"/>
+
+        <!-- Profile specific data which the algorithm can support -->
+        <param sample_rate="16000" />
+        <param bit_width="16" />
+        <param channel_count="4"/>
+        <!-- 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="DEFAULT" />
+    </sound_model_config>
+    <!-- Sound model config for Hotword !-->
     <sound_model_config>
         <param vendor_uuid="68ab2d40-e860-11e3-95ef-0002a5d5c51b" />
         <param execution_type="WDSP" /> <!-- value: "WDSP" "ADSP" "DYNAMIC" -->
diff --git a/hal/audio_extn/a2dp.c b/hal/audio_extn/a2dp.c
index 634e0b4..7dedc48 100644
--- a/hal/audio_extn/a2dp.c
+++ b/hal/audio_extn/a2dp.c
@@ -193,6 +193,11 @@
     IMC_ENABLE,
 } imc_status_t;
 
+typedef enum {
+    MTU_SIZE,
+    PEAK_BIT_RATE,
+} frame_control_type_t;
+
 /* PCM config for ABR Feedback hostless front end */
 static struct pcm_config pcm_config_abr = {
     .channels = 1,
@@ -303,6 +308,17 @@
     uint32_t comm_instance;
 };
 
+/* Structure to control frame size of AAC encoded frames. */
+struct aac_frame_size_control_t {
+    /* Type of frame size control: MTU_SIZE / PEAK_BIT_RATE*/
+    uint32_t ctl_type;
+    /* Control value
+     * MTU_SIZE: MTU size in bytes
+     * PEAK_BIT_RATE: Peak bitrate in bits per second.
+     */
+    uint32_t ctl_value;
+};
+
 /* Structure used for ABR config of AFE encoder and decoder. */
 struct abr_enc_cfg_t {
     /* Link quality level to bitrate mapping info sent to DSP. */
@@ -343,6 +359,11 @@
     uint32_t      sample_rate;
 } __attribute__ ((packed));
 
+struct aac_enc_cfg_v2_t {
+    struct aac_enc_cfg_t aac_enc_cfg;
+    struct aac_frame_size_control_t frame_ctl;
+} __attribute__ ((packed));
+
 /* SBC encoder configuration structure. */
 typedef struct sbc_enc_cfg_t sbc_enc_cfg_t;
 
@@ -526,6 +547,11 @@
     uint32_t bitrate;
     uint32_t bits_per_sample;
 } audio_aac_encoder_config;
+
+typedef struct {
+    audio_aac_encoder_config audio_aac_enc_cfg;
+    struct aac_frame_size_control_t frame_ctl;
+} audio_aac_encoder_config_v2;
 #endif
 
 /* Information about BT CELT encoder configuration
@@ -1471,7 +1497,7 @@
     bool is_configured = false;
     int ret = 0;
 
-    if(aac_bt_cfg == NULL)
+    if (aac_bt_cfg == NULL)
         return false;
 
     ctl_enc_data = mixer_get_ctl_by_name(a2dp.adev->mixer, MIXER_ENC_CONFIG_BLOCK);
@@ -1484,7 +1510,7 @@
     aac_dsp_cfg.enc_format = ENC_MEDIA_FMT_AAC;
     aac_dsp_cfg.bit_rate = aac_bt_cfg->bitrate;
     aac_dsp_cfg.sample_rate = aac_bt_cfg->sampling_rate;
-    switch(aac_bt_cfg->enc_mode) {
+    switch (aac_bt_cfg->enc_mode) {
         case 0:
             aac_dsp_cfg.enc_mode = MEDIA_FMT_AAC_AOT_LC;
             break;
@@ -1498,10 +1524,11 @@
     }
     aac_dsp_cfg.aac_fmt_flag = aac_bt_cfg->format_flag;
     aac_dsp_cfg.channel_cfg = aac_bt_cfg->channels;
+
     ret = mixer_ctl_set_array(ctl_enc_data, (void *)&aac_dsp_cfg,
                               sizeof(struct aac_enc_cfg_t));
     if (ret != 0) {
-        ALOGE("%s: failed to set SBC encoder config", __func__);
+        ALOGE("%s: Failed to set AAC encoder config", __func__);
         is_configured = false;
         goto fail;
     }
@@ -1514,8 +1541,67 @@
     a2dp.bt_encoder_format = ENC_CODEC_TYPE_AAC;
     a2dp.enc_sampling_rate = aac_bt_cfg->sampling_rate;
     a2dp.enc_channels = aac_bt_cfg->channels;
-    ALOGV("Successfully updated AAC enc format with samplingrate: %d channels:%d",
-           aac_dsp_cfg.sample_rate, aac_dsp_cfg.channel_cfg);
+    ALOGV("%s: Successfully updated AAC enc format with sampling rate: %d channels:%d",
+           __func__, aac_dsp_cfg.sample_rate, aac_dsp_cfg.channel_cfg);
+fail:
+    return is_configured;
+}
+
+bool configure_aac_enc_format_v2(audio_aac_encoder_config_v2 *aac_bt_cfg)
+{
+    struct mixer_ctl *ctl_enc_data = NULL;
+    struct aac_enc_cfg_v2_t aac_dsp_cfg;
+    bool is_configured = false;
+    int ret = 0;
+
+    if (aac_bt_cfg == NULL)
+        return false;
+
+    ctl_enc_data = mixer_get_ctl_by_name(a2dp.adev->mixer, MIXER_ENC_CONFIG_BLOCK);
+    if (!ctl_enc_data) {
+        ALOGE(" ERROR  a2dp encoder CONFIG data mixer control not identifed");
+        is_configured = false;
+        goto fail;
+    }
+    memset(&aac_dsp_cfg, 0x0, sizeof(struct aac_enc_cfg_v2_t));
+    aac_dsp_cfg.aac_enc_cfg.enc_format = ENC_MEDIA_FMT_AAC;
+    aac_dsp_cfg.aac_enc_cfg.bit_rate = aac_bt_cfg->audio_aac_enc_cfg.bitrate;
+    aac_dsp_cfg.aac_enc_cfg.sample_rate = aac_bt_cfg->audio_aac_enc_cfg.sampling_rate;
+    switch (aac_bt_cfg->audio_aac_enc_cfg.enc_mode) {
+        case 0:
+            aac_dsp_cfg.aac_enc_cfg.enc_mode = MEDIA_FMT_AAC_AOT_LC;
+            break;
+        case 2:
+            aac_dsp_cfg.aac_enc_cfg.enc_mode = MEDIA_FMT_AAC_AOT_PS;
+            break;
+        case 1:
+        default:
+            aac_dsp_cfg.aac_enc_cfg.enc_mode = MEDIA_FMT_AAC_AOT_SBR;
+            break;
+    }
+    aac_dsp_cfg.aac_enc_cfg.aac_fmt_flag = aac_bt_cfg->audio_aac_enc_cfg.format_flag;
+    aac_dsp_cfg.aac_enc_cfg.channel_cfg = aac_bt_cfg->audio_aac_enc_cfg.channels;
+    aac_dsp_cfg.frame_ctl.ctl_type = aac_bt_cfg->frame_ctl.ctl_type;
+    aac_dsp_cfg.frame_ctl.ctl_value = aac_bt_cfg->frame_ctl.ctl_value;
+
+    ret = mixer_ctl_set_array(ctl_enc_data, (void *)&aac_dsp_cfg,
+                              sizeof(struct aac_enc_cfg_v2_t));
+    if (ret != 0) {
+        ALOGE("%s: Failed to set AAC encoder config", __func__);
+        is_configured = false;
+        goto fail;
+    }
+    ret = a2dp_set_bit_format(aac_bt_cfg->audio_aac_enc_cfg.bits_per_sample);
+    if (ret != 0) {
+        is_configured = false;
+        goto fail;
+    }
+    is_configured = true;
+    a2dp.bt_encoder_format = ENC_CODEC_TYPE_AAC;
+    a2dp.enc_sampling_rate = aac_bt_cfg->audio_aac_enc_cfg.sampling_rate;
+    a2dp.enc_channels = aac_bt_cfg->audio_aac_enc_cfg.channels;
+    ALOGV("%s: Successfully updated AAC enc format with sampling rate: %d channels:%d",
+           __func__, aac_dsp_cfg.aac_enc_cfg.sample_rate, aac_dsp_cfg.aac_enc_cfg.channel_cfg);
 fail:
     return is_configured;
 }
@@ -1708,8 +1794,11 @@
 #endif
         case ENC_CODEC_TYPE_AAC:
             ALOGD(" Received AAC encoder supported BT device");
-            is_configured =
-              configure_aac_enc_format((audio_aac_encoder_config *)codec_info);
+            bool is_aac_frame_ctl_enabled =
+                    property_get_bool("persist.vendor.bt.aac_frm_ctl.enabled", false);
+            is_configured = is_aac_frame_ctl_enabled ?
+                  configure_aac_enc_format_v2((audio_aac_encoder_config_v2 *) codec_info) :
+                  configure_aac_enc_format((audio_aac_encoder_config *) codec_info);
             break;
         case ENC_CODEC_TYPE_CELT:
             ALOGD(" Received CELT encoder supported BT device");
diff --git a/hal/audio_extn/audio_extn.c b/hal/audio_extn/audio_extn.c
index ba096c9..ae1fef7 100644
--- a/hal/audio_extn/audio_extn.c
+++ b/hal/audio_extn/audio_extn.c
@@ -64,6 +64,8 @@
 
 #define MAX_SLEEP_RETRY 100
 #define WIFI_INIT_WAIT_SLEEP 50
+#define MAX_NUM_CHANNELS 8
+#define Q14_GAIN_UNITY 0x4000
 
 struct audio_extn_module {
     bool anc_enabled;
@@ -301,6 +303,74 @@
         ALOGV("%s: Setting custom stereo state success", __func__);
     }
 }
+
+void audio_extn_send_dual_mono_mixing_coefficients(struct stream_out *out)
+{
+    struct audio_device *adev = out->dev;
+    struct mixer_ctl *ctl;
+    char mixer_ctl_name[128];
+    int cust_ch_mixer_cfg[128], len = 0;
+    int ip_channel_cnt = audio_channel_count_from_out_mask(out->channel_mask);
+    int pcm_device_id = platform_get_pcm_device_id(out->usecase, PCM_PLAYBACK);
+    int op_channel_cnt = 2;
+    int i, j, err;
+
+    ALOGV("%s", __func__);
+    if (!out->started) {
+        out->set_dual_mono = true;
+        goto exit;
+    }
+
+    ALOGD("%s: i/p channel count %d, o/p channel count %d, pcm id %d", __func__,
+           ip_channel_cnt, op_channel_cnt, pcm_device_id);
+
+    snprintf(mixer_ctl_name, sizeof(mixer_ctl_name),
+             "Audio Stream %d Channel Mix Cfg", pcm_device_id);
+    ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
+    if (!ctl) {
+        ALOGE("%s: ERROR. Could not get ctl for mixer cmd - %s",
+        __func__, mixer_ctl_name);
+        goto exit;
+    }
+
+    /* Output channel count corresponds to backend configuration channels.
+     * Input channel count corresponds to ASM session channels.
+     * Set params is called with channels that need to be selected from
+     * input to generate output.
+     * ex: "8,2" to downmix from 8 to 2 i.e. to downmix from 8 to 2,
+     *
+     * This mixer control takes values in the following sequence:
+     * - input channel count(m)
+     * - output channel count(n)
+     * - weight coeff for [out ch#1, in ch#1]
+     * ....
+     * - weight coeff for [out ch#1, in ch#m]
+     *
+     * - weight coeff for [out ch#2, in ch#1]
+     * ....
+     * - weight coeff for [out ch#2, in ch#m]
+     *
+     * - weight coeff for [out ch#n, in ch#1]
+     * ....
+     * - weight coeff for [out ch#n, in ch#m]
+     *
+     * To get dualmono ouptu weightage coeff is calculated as Unity gain
+     * divided by number of input channels.
+     */
+    cust_ch_mixer_cfg[len++] = ip_channel_cnt;
+    cust_ch_mixer_cfg[len++] = op_channel_cnt;
+    for (i = 0; i < op_channel_cnt; i++) {
+         for (j = 0; j < ip_channel_cnt; j++) {
+              cust_ch_mixer_cfg[len++] = Q14_GAIN_UNITY/ip_channel_cnt;
+         }
+    }
+
+    err = mixer_ctl_set_array(ctl, cust_ch_mixer_cfg, len);
+    if (err)
+        ALOGE("%s: ERROR. Mixer ctl set failed", __func__);
+exit:
+    return;
+}
 #endif /* CUSTOM_STEREO_ENABLED */
 
 #ifndef DTS_EAGLE
diff --git a/hal/audio_extn/audio_extn.h b/hal/audio_extn/audio_extn.h
index e74bd36..b2b0e73 100644
--- a/hal/audio_extn/audio_extn.h
+++ b/hal/audio_extn/audio_extn.h
@@ -43,6 +43,8 @@
 #include "ip_hdlr_intf.h"
 #include "battery_listener.h"
 
+#define AUDIO_PARAMETER_DUAL_MONO  "dual_mono"
+
 #ifndef AFE_PROXY_ENABLED
 #define AUDIO_DEVICE_OUT_PROXY 0x40000
 #endif
@@ -1132,4 +1134,9 @@
 int audio_extn_ext_hw_plugin_set_audio_gain(void *plugin,
             struct audio_usecase *usecase, uint32_t gain);
 #endif
+#ifndef CUSTOM_STEREO_ENABLED
+#define audio_extn_send_dual_mono_mixing_coefficients(out) (0)
+#else
+void audio_extn_send_dual_mono_mixing_coefficients(struct stream_out *out);
+#endif
 #endif /* AUDIO_EXTN_H */
diff --git a/hal/audio_extn/passthru.c b/hal/audio_extn/passthru.c
index b608043..9180391 100644
--- a/hal/audio_extn/passthru.c
+++ b/hal/audio_extn/passthru.c
@@ -546,6 +546,12 @@
                                                    struct stream_out *out)
 {
     struct audio_backend_cfg backend_cfg;
+    backend_cfg.sample_rate = CODEC_BACKEND_DEFAULT_SAMPLE_RATE;
+    backend_cfg.channels = CODEC_BACKEND_DEFAULT_CHANNELS;
+    backend_cfg.bit_width = CODEC_BACKEND_DEFAULT_BIT_WIDTH;
+    backend_cfg.format = AUDIO_FORMAT_PCM_16_BIT;
+    backend_cfg.passthrough_enabled = false;
+
     snd_device_t out_snd_device = SND_DEVICE_NONE;
     int max_edid_channels = platform_edid_get_max_channels(out->dev->platform);
 
diff --git a/hal/audio_extn/spkr_protection.c b/hal/audio_extn/spkr_protection.c
index fc97cce..59fb5a3 100644
--- a/hal/audio_extn/spkr_protection.c
+++ b/hal/audio_extn/spkr_protection.c
@@ -747,7 +747,7 @@
     struct timespec ts;
     bool acquire_device = false;
 
-    status.status = 0;
+    memset(&status, 0, sizeof(status));
     memset(&protCfg, 0, sizeof(protCfg));
     if (!adev) {
         ALOGE("%s: Invalid params", __func__);
diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index e49782f..5c7fc9c 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -1703,28 +1703,25 @@
     if (channels > MAX_HIFI_CHANNEL_COUNT)
         channels = MAX_HIFI_CHANNEL_COUNT;
 
+    channel_count = DEFAULT_CHANNEL_COUNT;
+
     if (is_playback) {
         // For playback we never report mono because the framework always outputs stereo
-        channel_count = DEFAULT_CHANNEL_COUNT;
         // audio_channel_out_mask_from_count() does return positional masks for channel counts
-        // above 2 but we want indexed masks here. So we
-        for ( ; channel_count <= channels && num_masks < max_masks; channel_count++) {
-            supported_channel_masks[num_masks++] = audio_channel_out_mask_from_count(channel_count);
-        }
-        for ( ; channel_count <= channels && num_masks < max_masks; channel_count++) {
-            supported_channel_masks[num_masks++] =
-                    audio_channel_mask_for_index_assignment_from_count(channel_count);
-        }
+        // above 2 but we want indexed masks here.
+        supported_channel_masks[num_masks++] = audio_channel_out_mask_from_count(channel_count);
     } else {
-        // For capture we report all supported channel masks from 1 channel up.
-        channel_count = MIN_CHANNEL_COUNT;
         // audio_channel_in_mask_from_count() does the right conversion to either positional or
         // indexed mask
-        for ( ; channel_count <= channels && num_masks < max_masks; channel_count++) {
-            supported_channel_masks[num_masks++] =
-                    audio_channel_in_mask_from_count(channel_count);
-        }
+        supported_channel_masks[num_masks++] = audio_channel_in_mask_from_count(channel_count);
     }
+
+    for (channel_count = channels; ((channel_count >= DEFAULT_CHANNEL_COUNT) &&
+                                    (num_masks < max_masks)); channel_count--) {
+            supported_channel_masks[num_masks++] =
+                    audio_channel_mask_for_index_assignment_from_count(channel_count);
+    }
+
     ALOGV("%s: %s supported ch %d supported_channel_masks[0] %08x num_masks %d", __func__,
           is_playback ? "P" : "C", channels, supported_channel_masks[0], num_masks);
     return num_masks;
@@ -3213,6 +3210,8 @@
             }
             break;
         }
+        platform_set_stream_channel_map(adev->platform, out->channel_mask,
+                   out->pcm_device_id, &out->channel_map_param.channel_map[0]);
 
         ALOGV("%s: pcm_prepare", __func__);
         if (pcm_is_ready(out->pcm)) {
@@ -3226,8 +3225,6 @@
                 goto error_open;
             }
         }
-        platform_set_stream_channel_map(adev->platform, out->channel_mask,
-                   out->pcm_device_id, &out->channel_map_param.channel_map[0]);
         // apply volume for voip playback after path is set up
         if (out->usecase == USECASE_AUDIO_PLAYBACK_VOIP)
             out_set_voip_volume(&out->stream, out->volume_l, out->volume_r);
@@ -4023,6 +4020,13 @@
         pthread_mutex_unlock(&out->lock);
     }
 
+    err = str_parms_get_str(parms, AUDIO_PARAMETER_DUAL_MONO, value,
+                            sizeof(value));
+    if (err >= 0) {
+        if (!strncmp("true", value, sizeof("true")) || atoi(value))
+            audio_extn_send_dual_mono_mixing_coefficients(out);
+    }
+
     err = str_parms_get_str(parms, AUDIO_PARAMETER_STREAM_PROFILE, value, sizeof(value));
     if (err >= 0) {
         strlcpy(out->profile, value, sizeof(out->profile));
@@ -4633,6 +4637,8 @@
             ret = -EINVAL;
             goto exit;
         }
+        if (out->set_dual_mono)
+            audio_extn_send_dual_mono_mixing_coefficients(out);
     }
 
     if (adev->is_channel_status_set == false && (out->devices & AUDIO_DEVICE_OUT_AUX_DIGITAL)){
@@ -6005,6 +6011,7 @@
     out->a2dp_compress_mute = false;
     out->hal_output_suspend_supported = 0;
     out->dynamic_pm_qos_config_supported = 0;
+    out->set_dual_mono = false;
 
     if ((flags & AUDIO_OUTPUT_FLAG_BD) &&
         (property_get_bool("vendor.audio.matrix.limiter.enable", false)))
@@ -7428,8 +7435,10 @@
     // between the callback and close_stream
     audio_extn_snd_mon_unregister_listener(stream);
 
-    /* Disable echo reference while closing input stream */
-    platform_set_echo_reference(adev, false, AUDIO_DEVICE_NONE);
+    // Disable echo reference if there are no active input and hfp call
+    // while closing input stream
+    if (!adev->active_input && !audio_extn_hfp_is_active(adev))
+        platform_set_echo_reference(adev, false, AUDIO_DEVICE_NONE);
 
     if (in == NULL) {
         ALOGE("%s: audio_stream_in ptr is NULL", __func__);
diff --git a/hal/audio_hw.h b/hal/audio_hw.h
index c13ca56..1675893 100755
--- a/hal/audio_hw.h
+++ b/hal/audio_hw.h
@@ -354,6 +354,7 @@
     bool stream_config_changed;
     mix_matrix_params_t pan_scale_params;
     mix_matrix_params_t downmix_params;
+    bool set_dual_mono;
 };
 
 struct stream_in {
diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index 8df3770..30b9d10 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -6471,7 +6471,8 @@
  */
 static bool platform_check_capture_codec_backend_cfg(struct audio_device* adev,
                                    int backend_idx,
-                                   struct audio_backend_cfg *backend_cfg)
+                                   struct audio_backend_cfg *backend_cfg,
+                                   snd_device_t snd_device)
 {
     bool backend_change = false;
     unsigned int bit_width;
@@ -6492,14 +6493,18 @@
     // For voice calls use default configuration i.e. 16b/48K, only applicable to
     // default backend
     // force routing is not required here, caller will do it anyway
-    if ((voice_is_in_call(adev) || adev->mode == AUDIO_MODE_IN_COMMUNICATION)
-        || (my_data->is_internal_codec)) {
+    if ((voice_is_in_call(adev) || adev->mode == AUDIO_MODE_IN_COMMUNICATION)) {
 
         ALOGW("%s:txbecf: afe: Use default bw and sr for voice/voip calls and "
               "for unprocessed/camera source", __func__);
         bit_width = CODEC_BACKEND_DEFAULT_BIT_WIDTH;
         sample_rate =  CODEC_BACKEND_DEFAULT_SAMPLE_RATE;
         channels = CODEC_BACKEND_DEFAULT_TX_CHANNELS;
+    } else if (my_data->is_internal_codec && !audio_is_usb_in_device(snd_device)) {
+        sample_rate =  CODEC_BACKEND_DEFAULT_SAMPLE_RATE;
+        channels = CODEC_BACKEND_DEFAULT_TX_CHANNELS;
+        if (adev->active_input->bit_width == 24)
+            bit_width = platform_get_snd_device_bit_width(snd_device);
     } else {
         struct listnode *node;
         struct audio_usecase *uc = NULL;
@@ -6591,7 +6596,7 @@
           backend_idx, usecase->id,
           platform_get_snd_device_name(snd_device));
     if (platform_check_capture_codec_backend_cfg(adev, backend_idx,
-                                                 &backend_cfg)) {
+                                                 &backend_cfg, snd_device)) {
         ret = platform_set_codec_backend_cfg(adev, snd_device,
                                              backend_cfg);
         if(!ret)
diff --git a/qahw_api/test/qahw_playback_test.c b/qahw_api/test/qahw_playback_test.c
index 4160754..a048d3e 100644
--- a/qahw_api/test/qahw_playback_test.c
+++ b/qahw_api/test/qahw_playback_test.c
@@ -251,6 +251,7 @@
         stream_param[i].ethread_data                        =   nullptr;
         stream_param[i].device_url                          =   "stream";
         stream_param[i].play_later                          =   false;
+        stream_param[i].set_params                          =   nullptr;
 
         pthread_mutex_init(&stream_param[i].write_lock, (const pthread_mutexattr_t *)NULL);
         pthread_cond_init(&stream_param[i].write_cond, (const pthread_condattr_t *) NULL);
@@ -797,6 +798,14 @@
     if (bytes_to_read <= 0)
         read_complete_file = true;
 
+    if (params->set_params) {
+        rc = qahw_out_set_parameters(params->out_handle, params->set_params);
+        if (rc) {
+            fprintf(log_file, "stream %s: failed to set kvpairs\n", params->set_params);
+            fprintf(stderr, "stream %s: failed to set kvpairs\n", params->set_params);
+        }
+    }
+
     while (!exit && !stop_playback) {
         if (!bytes_remaining) {
             fprintf(log_file, "\nstream %d: reading bytes %zd\n", params->stream_index, bytes_wanted);
@@ -2095,7 +2104,7 @@
 
     while ((opt = getopt_long(argc,
                               argv,
-                              "-f:r:c:b:d:s:v:V:l:t:a:w:k:PD:KF:Ee:A:u:m:S:C:p::x:y:qQh:i:h:g:",
+                              "-f:r:c:b:d:s:v:V:l:t:a:w:k:PD:KF:Ee:A:u:m:S:C:p::x:y:qQh:i:h:g:O:",
                               long_options,
                               &option_index)) != -1) {
 
@@ -2233,6 +2242,9 @@
         case 'K':
             kpi_mode = true;
             break;
+        case 'O':
+            stream_param[i].set_params = optarg;
+            break;
         case 'F':
             stream_param[i].flags = atoll(optarg);
             stream_param[i].flags_set = true;
@@ -2533,6 +2545,7 @@
         fprintf(log_file, "stream %d: Bitwidth:%d\n", stream->stream_index, stream->config.offload_info.bit_width);
         fprintf(log_file, "stream %d: AAC Format Type:%d\n", stream->stream_index, stream->aac_fmt_type);
         fprintf(log_file, "stream %d: Kvpair Values:%s\n", stream->stream_index, stream->kvpair_values);
+        fprintf(log_file, "stream %d: set params Values:%s\n", stream->stream_index, stream->set_params);
         fprintf(log_file, "Log file:%s\n", log_filename);
         fprintf(log_file, "Volume level:%f\n", vol_level);
 
diff --git a/qahw_api/test/qahw_playback_test.h b/qahw_api/test/qahw_playback_test.h
index 66229f5..b8bddbc 100644
--- a/qahw_api/test/qahw_playback_test.h
+++ b/qahw_api/test/qahw_playback_test.h
@@ -143,6 +143,7 @@
     pthread_cond_t input_buffer_available_cond;
     pthread_mutex_t input_buffer_available_lock;
     uint32_t input_buffer_available_size;
+    char *set_params;
 }stream_config;
 
 qahw_module_handle_t * load_hal(audio_devices_t dev);