diff --git a/audio/oriole/config/audio_platform_configuration.xml b/audio/oriole/config/audio_platform_configuration.xml
index b58a46b..577283f 100644
--- a/audio/oriole/config/audio_platform_configuration.xml
+++ b/audio/oriole/config/audio_platform_configuration.xml
@@ -115,7 +115,7 @@
         <!-- for output with AUDIO_OUTPUT_FLAG_PRIMARY|AUDIO_OUTPUT_FLAG_FAST, 4 * 10ms buffer -->
         <usecase id="UC_LOW_LATENCY_PLAYBACK" dev1="1" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="4"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_MMAP_NOIRQ, 80 periods * 48 frames/period(=1ms w/ 48k sample rate) * 4 bytes/frame = 15360 bytes -->
-	<usecase id="UC_MMAP_PLAYBACK" dev1="0" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="80"/>
+        <usecase id="UC_MMAP_PLAYBACK" dev1="0" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="80"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_DEEP_BUFFER, 4 * 20ms buffer -->
         <usecase id="UC_DEEP_BUFFER_PLAYBACK" dev1="5" dyn_path="true" dsp_vol="false" mmap="false" period="20" period_num="4"/>
         <!-- dev1: voice-call downlink dev2: voice-clal uplink -->
@@ -131,6 +131,8 @@
         <usecase id="UC_HOSTLESS_UL" dev1="15"/>
         <!-- for VOIP input, 4 * 10ms buffer -->
         <usecase id="UC_VOIP_RECORD" dev1="17" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="4"/>
+        <!-- for input wit AUDIO_INPUT_FLAG_MMAP_NOIRQ 480 periods * 1ms buffer,32-bit,2 ch, buffer size 92160 bytes -->
+        <usecase id="UC_MMAP_RECORD" dev1="9" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="240"/>
     </usecase_attr>
 
     <dsp_latency>
diff --git a/audio/oriole/config/audio_policy_configuration.xml b/audio/oriole/config/audio_policy_configuration.xml
index f3fa061..12b4dc8 100644
--- a/audio/oriole/config/audio_policy_configuration.xml
+++ b/audio/oriole/config/audio_policy_configuration.xml
@@ -104,6 +104,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -196,6 +201,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- Bluetooth Audio HAL -->
diff --git a/audio/oriole/config/audio_policy_configuration_a2dp_offload_disabled.xml b/audio/oriole/config/audio_policy_configuration_a2dp_offload_disabled.xml
index 35bd857..a151fbd 100644
--- a/audio/oriole/config/audio_policy_configuration_a2dp_offload_disabled.xml
+++ b/audio/oriole/config/audio_policy_configuration_a2dp_offload_disabled.xml
@@ -102,6 +102,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -173,6 +178,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- Bluetooth Audio HAL -->
diff --git a/audio/oriole/config/audio_policy_configuration_bluetooth_legacy_hal.xml b/audio/oriole/config/audio_policy_configuration_bluetooth_legacy_hal.xml
index 86c59c0..26bf869 100644
--- a/audio/oriole/config/audio_policy_configuration_bluetooth_legacy_hal.xml
+++ b/audio/oriole/config/audio_policy_configuration_bluetooth_legacy_hal.xml
@@ -102,6 +102,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -173,6 +178,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- A2dp Audio HAL -->
diff --git a/audio/oriole/config/mixer_paths.xml b/audio/oriole/config/mixer_paths.xml
index 27da7b5..a07a611 100644
--- a/audio/oriole/config/mixer_paths.xml
+++ b/audio/oriole/config/mixer_paths.xml
@@ -611,6 +611,15 @@
         <ctl name="Incall Capture Stream2" value="UL_DL"/>
     </path>
 
+    <path name="mmap-recordC">
+        <ctl name="EP2 TX Mixer INTERNAL_MIC_TX" value="1"/>
+    </path>
+
+    <path name="mmap-recordC usb-headset-mic">
+        <ctl name="Audio Capture Mic Source" value="USB_MIC"/>
+        <ctl name="EP2 TX Mixer USB_TX" value="1"/>
+    </path>
+
     <!-- codec setting -->>
     <!-- Rx device -->
     <path name="handset">
diff --git a/audio/raven/config/audio_platform_configuration.xml b/audio/raven/config/audio_platform_configuration.xml
index b58a46b..577283f 100644
--- a/audio/raven/config/audio_platform_configuration.xml
+++ b/audio/raven/config/audio_platform_configuration.xml
@@ -115,7 +115,7 @@
         <!-- for output with AUDIO_OUTPUT_FLAG_PRIMARY|AUDIO_OUTPUT_FLAG_FAST, 4 * 10ms buffer -->
         <usecase id="UC_LOW_LATENCY_PLAYBACK" dev1="1" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="4"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_MMAP_NOIRQ, 80 periods * 48 frames/period(=1ms w/ 48k sample rate) * 4 bytes/frame = 15360 bytes -->
-	<usecase id="UC_MMAP_PLAYBACK" dev1="0" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="80"/>
+        <usecase id="UC_MMAP_PLAYBACK" dev1="0" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="80"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_DEEP_BUFFER, 4 * 20ms buffer -->
         <usecase id="UC_DEEP_BUFFER_PLAYBACK" dev1="5" dyn_path="true" dsp_vol="false" mmap="false" period="20" period_num="4"/>
         <!-- dev1: voice-call downlink dev2: voice-clal uplink -->
@@ -131,6 +131,8 @@
         <usecase id="UC_HOSTLESS_UL" dev1="15"/>
         <!-- for VOIP input, 4 * 10ms buffer -->
         <usecase id="UC_VOIP_RECORD" dev1="17" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="4"/>
+        <!-- for input wit AUDIO_INPUT_FLAG_MMAP_NOIRQ 480 periods * 1ms buffer,32-bit,2 ch, buffer size 92160 bytes -->
+        <usecase id="UC_MMAP_RECORD" dev1="9" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="240"/>
     </usecase_attr>
 
     <dsp_latency>
diff --git a/audio/raven/config/audio_policy_configuration.xml b/audio/raven/config/audio_policy_configuration.xml
index f3fa061..12b4dc8 100644
--- a/audio/raven/config/audio_policy_configuration.xml
+++ b/audio/raven/config/audio_policy_configuration.xml
@@ -104,6 +104,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -196,6 +201,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- Bluetooth Audio HAL -->
diff --git a/audio/raven/config/audio_policy_configuration_a2dp_offload_disabled.xml b/audio/raven/config/audio_policy_configuration_a2dp_offload_disabled.xml
index 35bd857..a151fbd 100644
--- a/audio/raven/config/audio_policy_configuration_a2dp_offload_disabled.xml
+++ b/audio/raven/config/audio_policy_configuration_a2dp_offload_disabled.xml
@@ -102,6 +102,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -173,6 +178,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- Bluetooth Audio HAL -->
diff --git a/audio/raven/config/audio_policy_configuration_bluetooth_legacy_hal.xml b/audio/raven/config/audio_policy_configuration_bluetooth_legacy_hal.xml
index 86c59c0..26bf869 100644
--- a/audio/raven/config/audio_policy_configuration_bluetooth_legacy_hal.xml
+++ b/audio/raven/config/audio_policy_configuration_bluetooth_legacy_hal.xml
@@ -102,6 +102,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -173,6 +178,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- A2dp Audio HAL -->
diff --git a/audio/raven/config/mixer_paths.xml b/audio/raven/config/mixer_paths.xml
index f37ce2b..9fdfdb9 100644
--- a/audio/raven/config/mixer_paths.xml
+++ b/audio/raven/config/mixer_paths.xml
@@ -638,6 +638,15 @@
         <ctl name="Incall Capture Stream2" value="UL_DL"/>
     </path>
 
+    <path name="mmap-recordC">
+        <ctl name="EP2 TX Mixer INTERNAL_MIC_TX" value="1"/>
+    </path>
+
+    <path name="mmap-recordC usb-headset-mic">
+        <ctl name="Audio Capture Mic Source" value="USB_MIC"/>
+        <ctl name="EP2 TX Mixer USB_TX" value="1"/>
+    </path>
+
     <!-- codec setting -->>
     <!-- Rx device -->
     <path name="handset">
diff --git a/audio/slider/config/audio_platform_configuration.xml b/audio/slider/config/audio_platform_configuration.xml
index 9ba1c61..9ef4b77 100644
--- a/audio/slider/config/audio_platform_configuration.xml
+++ b/audio/slider/config/audio_platform_configuration.xml
@@ -115,7 +115,7 @@
         <!-- for output with AUDIO_OUTPUT_FLAG_PRIMARY|AUDIO_OUTPUT_FLAG_FAST, 4 * 10ms buffer -->
         <usecase id="UC_LOW_LATENCY_PLAYBACK" dev1="1" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="4"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_MMAP_NOIRQ, 80 periods * 48 frames/period(=1ms w/ 48k sample rate) * 4 bytes/frame = 15360 bytes -->
-	<usecase id="UC_MMAP_PLAYBACK" dev1="0" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="80"/>
+        <usecase id="UC_MMAP_PLAYBACK" dev1="0" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="80"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_DEEP_BUFFER, 4 * 20ms buffer -->
         <usecase id="UC_DEEP_BUFFER_PLAYBACK" dev1="5" dyn_path="true" dsp_vol="false" mmap="false" period="20" period_num="4"/>
         <!-- dev1: voice-call downlink dev2: voice-clal uplink -->
@@ -131,6 +131,8 @@
         <usecase id="UC_HOSTLESS_UL" dev1="15"/>
         <!-- for VOIP input, 4 * 10ms buffer -->
         <usecase id="UC_VOIP_RECORD" dev1="17" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="4"/>
+        <!-- for input wit AUDIO_INPUT_FLAG_MMAP_NOIRQ 480 periods * 1ms buffer,32-bit,2 ch, buffer size 92160 bytes -->
+        <usecase id="UC_MMAP_RECORD" dev1="9" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="240"/>
     </usecase_attr>
 
     <dsp_latency>
diff --git a/audio/slider/config/audio_policy_configuration.xml b/audio/slider/config/audio_policy_configuration.xml
index 69ad192..99a99d8 100644
--- a/audio/slider/config/audio_policy_configuration.xml
+++ b/audio/slider/config/audio_policy_configuration.xml
@@ -102,6 +102,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -194,6 +199,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- Bluetooth Audio HAL -->
diff --git a/audio/slider/config/audio_policy_configuration_a2dp_offload_disabled.xml b/audio/slider/config/audio_policy_configuration_a2dp_offload_disabled.xml
index 35bd857..a151fbd 100644
--- a/audio/slider/config/audio_policy_configuration_a2dp_offload_disabled.xml
+++ b/audio/slider/config/audio_policy_configuration_a2dp_offload_disabled.xml
@@ -102,6 +102,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -173,6 +178,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- Bluetooth Audio HAL -->
diff --git a/audio/slider/config/audio_policy_configuration_bluetooth_legacy_hal.xml b/audio/slider/config/audio_policy_configuration_bluetooth_legacy_hal.xml
index 86c59c0..26bf869 100644
--- a/audio/slider/config/audio_policy_configuration_bluetooth_legacy_hal.xml
+++ b/audio/slider/config/audio_policy_configuration_bluetooth_legacy_hal.xml
@@ -102,6 +102,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -173,6 +178,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- A2dp Audio HAL -->
diff --git a/audio/slider/config/mixer_paths.xml b/audio/slider/config/mixer_paths.xml
index 0cf65ca..ad914d9 100644
--- a/audio/slider/config/mixer_paths.xml
+++ b/audio/slider/config/mixer_paths.xml
@@ -586,6 +586,15 @@
         <ctl name="Incall Capture Stream2" value="UL_DL"/>
     </path>
 
+    <path name="mmap-recordC">
+        <ctl name="EP2 TX Mixer INTERNAL_MIC_TX" value="1"/>
+    </path>
+
+    <path name="mmap-recordC usb-headset-mic">
+        <ctl name="Audio Capture Mic Source" value="USB_MIC"/>
+        <ctl name="EP2 TX Mixer USB_TX" value="1"/>
+    </path>
+
     <!-- codec setting -->>
     <!-- Rx device -->
     <path name="handset">
diff --git a/audio/whitefin/config/audio_platform_configuration.xml b/audio/whitefin/config/audio_platform_configuration.xml
index 9ba1c61..9ef4b77 100644
--- a/audio/whitefin/config/audio_platform_configuration.xml
+++ b/audio/whitefin/config/audio_platform_configuration.xml
@@ -115,7 +115,7 @@
         <!-- for output with AUDIO_OUTPUT_FLAG_PRIMARY|AUDIO_OUTPUT_FLAG_FAST, 4 * 10ms buffer -->
         <usecase id="UC_LOW_LATENCY_PLAYBACK" dev1="1" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="4"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_MMAP_NOIRQ, 80 periods * 48 frames/period(=1ms w/ 48k sample rate) * 4 bytes/frame = 15360 bytes -->
-	<usecase id="UC_MMAP_PLAYBACK" dev1="0" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="80"/>
+        <usecase id="UC_MMAP_PLAYBACK" dev1="0" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="80"/>
         <!-- for output with AUDIO_OUTPUT_FLAG_DEEP_BUFFER, 4 * 20ms buffer -->
         <usecase id="UC_DEEP_BUFFER_PLAYBACK" dev1="5" dyn_path="true" dsp_vol="false" mmap="false" period="20" period_num="4"/>
         <!-- dev1: voice-call downlink dev2: voice-clal uplink -->
@@ -131,6 +131,8 @@
         <usecase id="UC_HOSTLESS_UL" dev1="15"/>
         <!-- for VOIP input, 4 * 10ms buffer -->
         <usecase id="UC_VOIP_RECORD" dev1="17" dyn_path="true" dsp_vol="false" mmap="false" period="10" period_num="4"/>
+        <!-- for input wit AUDIO_INPUT_FLAG_MMAP_NOIRQ 480 periods * 1ms buffer,32-bit,2 ch, buffer size 92160 bytes -->
+        <usecase id="UC_MMAP_RECORD" dev1="9" dyn_path="true" dsp_vol="false" mmap="true" period="1" period_num="240"/>
     </usecase_attr>
 
     <dsp_latency>
diff --git a/audio/whitefin/config/audio_policy_configuration.xml b/audio/whitefin/config/audio_policy_configuration.xml
index 14631de..b0be8f2 100644
--- a/audio/whitefin/config/audio_policy_configuration.xml
+++ b/audio/whitefin/config/audio_policy_configuration.xml
@@ -97,6 +97,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -168,6 +173,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- Bluetooth Audio HAL -->
diff --git a/audio/whitefin/config/audio_policy_configuration_a2dp_offload_disabled.xml b/audio/whitefin/config/audio_policy_configuration_a2dp_offload_disabled.xml
index 2ff6672..1721ac5 100644
--- a/audio/whitefin/config/audio_policy_configuration_a2dp_offload_disabled.xml
+++ b/audio/whitefin/config/audio_policy_configuration_a2dp_offload_disabled.xml
@@ -97,6 +97,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -168,6 +173,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- Bluetooth Audio HAL -->
diff --git a/audio/whitefin/config/audio_policy_configuration_bluetooth_legacy_hal.xml b/audio/whitefin/config/audio_policy_configuration_bluetooth_legacy_hal.xml
index 70153ac..7894506 100644
--- a/audio/whitefin/config/audio_policy_configuration_bluetooth_legacy_hal.xml
+++ b/audio/whitefin/config/audio_policy_configuration_bluetooth_legacy_hal.xml
@@ -97,6 +97,11 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
+                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             samplingRates="48000"
+                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
+                </mixPort>
             </mixPorts>
             <devicePorts>
                 <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
@@ -168,6 +173,8 @@
                 <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                 <route type="mix" sink="voip_tx"
                        sources="Built-In Mic,USB Device In,USB Headset In,BT SCO Headset Mic"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,USB Device In,USB Headset In"/>
             </routes>
         </module>
         <!-- A2dp Audio HAL -->
diff --git a/audio/whitefin/config/mixer_paths.xml b/audio/whitefin/config/mixer_paths.xml
index 1c0601f..2808af0 100644
--- a/audio/whitefin/config/mixer_paths.xml
+++ b/audio/whitefin/config/mixer_paths.xml
@@ -689,6 +689,15 @@
         <ctl name="Incall Capture Stream2" value="UL_DL"/>
     </path>
 
+    <path name="mmap-recordC">
+        <ctl name="EP2 TX Mixer INTERNAL_MIC_TX" value="1"/>
+    </path>
+
+    <path name="mmap-recordC usb-headset-mic">
+        <ctl name="Audio Capture Mic Source" value="USB_MIC"/>
+        <ctl name="EP2 TX Mixer USB_TX" value="1"/>
+    </path>
+
     <!-- codec setting -->>
     <!-- Rx device -->
     <path name="handset">