diff --git a/media/audioserver/main_audioserver.cpp b/media/audioserver/main_audioserver.cpp
index 5d7daa4..b0a2d71 100644
--- a/media/audioserver/main_audioserver.cpp
+++ b/media/audioserver/main_audioserver.cpp
@@ -190,7 +190,7 @@
         // attempting to call audio flinger on a null pointer could make the process crash
         // and attract attentions.
         std::vector<AudioMMapPolicyInfo> policyInfos;
-        status_t status = sp<IAudioFlinger>::cast(af)->getMmapPolicyInfos(
+        status_t status = AudioSystem::getMmapPolicyInfos(
                 AudioMMapPolicyType::DEFAULT, &policyInfos);
         // Initialize aaudio service when querying mmap policy succeeds and
         // any of the policy supports MMAP.
diff --git a/media/libaaudio/include/aaudio/AAudioTesting.h b/media/libaaudio/include/aaudio/AAudioTesting.h
index d67ec70..16d6c33 100644
--- a/media/libaaudio/include/aaudio/AAudioTesting.h
+++ b/media/libaaudio/include/aaudio/AAudioTesting.h
@@ -31,24 +31,225 @@
  * They may change or be removed at any time.
  ************************************************************************************/
 
+/**
+ * When the audio is played/recorded via AAudio MMAP data path, the apps can write to/read from
+ * a shared memory that will also be accessed directly by hardware. That reduces the audio latency.
+ * The following values are used to describe how AAudio MMAP is supported.
+ */
 enum {
     /**
-     * Related feature is disabled and never used.
+     * AAudio MMAP is disabled and never used.
      */
     AAUDIO_POLICY_NEVER = 1,
 
     /**
-     * If related feature works then use it. Otherwise fall back to something else.
+     * AAudio MMAP support depends on device's availability. It will be used
+     * when it is possible or fallback to the normal path, where the audio data
+     * will be delivered via audio framework data pipeline.
      */
-     AAUDIO_POLICY_AUTO,
+    AAUDIO_POLICY_AUTO,
 
     /**
-     * Related feature must be used. If not available then fail.
+     * AAudio MMAP must be used or fail.
      */
     AAUDIO_POLICY_ALWAYS
 };
 typedef int32_t aaudio_policy_t;
 
+// The values are copied from JAVA SDK device types defined in android/media/AudioDeviceInfo.java
+// When a new value is added, it should be added here and handled by the conversion at
+// AAudioConvert_aaudioToAndroidDeviceType.
+typedef enum AAudio_DeviceType : int32_t {
+    /**
+     * A device type describing the attached earphone speaker.
+     */
+    AAUDIO_DEVICE_BUILTIN_EARPIECE = 1,
+
+    /**
+     * A device type describing the speaker system (i.e. a mono speaker or stereo speakers) built
+     * in a device.
+     */
+    AAUDIO_DEVICE_BUILTIN_SPEAKER = 2,
+
+    /**
+     * A device type describing a headset, which is the combination of a headphones and microphone.
+     */
+    AAUDIO_DEVICE_WIRED_HEADSET = 3,
+
+    /**
+     * A device type describing a pair of wired headphones.
+     */
+    AAUDIO_DEVICE_WIRED_HEADPHONES = 4,
+
+    /**
+     * A device type describing an analog line-level connection.
+     */
+    AAUDIO_DEVICE_LINE_ANALOG = 5,
+
+    /**
+     * A device type describing a digital line connection (e.g. SPDIF).
+     */
+    AAUDIO_DEVICE_LINE_DIGITAL = 6,
+
+    /**
+     * A device type describing a Bluetooth device typically used for telephony.
+     */
+    AAUDIO_DEVICE_BLUETOOTH_SCO = 7,
+
+    /**
+     * A device type describing a Bluetooth device supporting the A2DP profile.
+     */
+    AAUDIO_DEVICE_BLUETOOTH_A2DP = 8,
+
+    /**
+     * A device type describing an HDMI connection .
+     */
+    AAUDIO_DEVICE_HDMI = 9,
+
+    /**
+     * A device type describing the Audio Return Channel of an HDMI connection.
+     */
+    AAUDIO_DEVICE_HDMI_ARC = 10,
+
+    /**
+     * A device type describing a USB audio device.
+     */
+    AAUDIO_DEVICE_USB_DEVICE = 11,
+
+    /**
+     * A device type describing a USB audio device in accessory mode.
+     */
+    AAUDIO_DEVICE_USB_ACCESSORY = 12,
+
+    /**
+     * A device type describing the audio device associated with a dock.
+     * Starting at API 34, this device type only represents digital docks, while docks with an
+     * analog connection are represented with {@link #AAUDIO_DEVICE_DOCK_ANALOG}.
+     */
+    AAUDIO_DEVICE_DOCK = 13,
+
+    /**
+     * A device type associated with the transmission of audio signals over FM.
+     */
+    AAUDIO_DEVICE_FM = 14,
+
+    /**
+     * A device type describing the microphone(s) built in a device.
+     */
+    AAUDIO_DEVICE_BUILTIN_MIC = 15,
+
+    /**
+     * A device type for accessing the audio content transmitted over FM.
+     */
+    AAUDIO_DEVICE_FM_TUNER = 16,
+
+    /**
+     * A device type for accessing the audio content transmitted over the TV tuner system.
+     */
+    AAUDIO_DEVICE_TV_TUNER = 17,
+
+    /**
+     * A device type describing the transmission of audio signals over the telephony network.
+     */
+    AAUDIO_DEVICE_TELEPHONY = 18,
+
+    /**
+     * A device type describing the auxiliary line-level connectors.
+     */
+    AAUDIO_DEVICE_AUX_LINE = 19,
+
+    /**
+     * A device type connected over IP.
+     */
+    AAUDIO_DEVICE_IP = 20,
+
+    /**
+     * A type-agnostic device used for communication with external audio systems.
+     */
+    AAUDIO_DEVICE_BUS = 21,
+
+    /**
+     * A device type describing a USB audio headset.
+     */
+    AAUDIO_DEVICE_USB_HEADSET = 22,
+
+    /**
+     * A device type describing a Hearing Aid.
+     */
+    AAUDIO_DEVICE_HEARING_AID = 23,
+
+    /**
+     * A device type describing the speaker system (i.e. a mono speaker or stereo speakers) built
+     * in a device, that is specifically tuned for outputting sounds like notifications and alarms
+     * (i.e. sounds the user couldn't necessarily anticipate).
+     * <p>Note that this physical audio device may be the same as {@link #TYPE_BUILTIN_SPEAKER}
+     * but is driven differently to safely accommodate the different use case.</p>
+     */
+    AAUDIO_DEVICE_BUILTIN_SPEAKER_SAFE = 24,
+
+    /**
+     * A device type for rerouting audio within the Android framework between mixes and
+     * system applications.
+     */
+    AAUDIO_DEVICE_REMOTE_SUBMIX = 25,
+    /**
+     * A device type describing a Bluetooth Low Energy (BLE) audio headset or headphones.
+     * Headphones are grouped with headsets when the device is a sink:
+     * the features of headsets and headphones with regard to playback are the same.
+     */
+    AAUDIO_DEVICE_BLE_HEADSET = 26,
+
+    /**
+     * A device type describing a Bluetooth Low Energy (BLE) audio speaker.
+     */
+    AAUDIO_DEVICE_BLE_SPEAKER = 27,
+
+    /**
+     * A device type describing an Echo Canceller loopback Reference.
+     * This device is only used when capturing with MediaRecorder.AudioSource.ECHO_REFERENCE,
+     * which requires privileged permission
+     * {@link android.Manifest.permission#CAPTURE_AUDIO_OUTPUT}.
+     *
+     * Note that this is not exposed as it is a system API that requires privileged permission.
+     */
+    // AAUDIO_DEVICE_ECHO_REFERENCE = 28,
+
+    /**
+     * A device type describing the Enhanced Audio Return Channel of an HDMI connection.
+     */
+    AAUDIO_DEVICE_HDMI_EARC = 29,
+
+    /**
+     * A device type describing a Bluetooth Low Energy (BLE) broadcast group.
+     */
+    AAUDIO_DEVICE_BLE_BROADCAST = 30,
+
+    /**
+     * A device type describing the audio device associated with a dock using an analog connection.
+     */
+    AAUDIO_DEVICE_DOCK_ANALOG = 31
+} AAudio_DeviceType;
+
+/**
+ * Query how aaudio mmap is supported for the given device type.
+ *
+ * @param device device type
+ * @param direction {@link AAUDIO_DIRECTION_OUTPUT} or {@link AAUDIO_DIRECTION_INPUT}
+ * @return the mmap policy or negative error
+ */
+AAUDIO_API aaudio_policy_t AAudio_getPlatformMMapPolicy(
+        AAudio_DeviceType device, aaudio_direction_t direction) __INTRODUCED_IN(36);
+
+/**
+ * Query how aaudio exclusive mmap is supported for the given device type.
+ *
+ * @param device device type
+ * @param direction {@link AAUDIO_DIRECTION_OUTPUT} or {@link AAUDIO_DIRECTION_INPUT}
+ * @return the mmap exclusive policy or negative error
+ */
+AAUDIO_API aaudio_policy_t AAudio_getPlatformMMapExclusivePolicy(
+        AAudio_DeviceType device, aaudio_direction_t direction) __INTRODUCED_IN(36);
+
 /**
  * Control whether AAudioStreamBuilder_openStream() will use the new MMAP data path
  * or the older "Legacy" data path.
diff --git a/media/libaaudio/src/core/AAudioAudio.cpp b/media/libaaudio/src/core/AAudioAudio.cpp
index 1e8ac8d..3315344 100644
--- a/media/libaaudio/src/core/AAudioAudio.cpp
+++ b/media/libaaudio/src/core/AAudioAudio.cpp
@@ -53,6 +53,16 @@
     return AudioGlobal_convertStreamStateToText(state);
 }
 
+AAUDIO_API aaudio_policy_t AAudio_getPlatformMMapPolicy(
+        AAudio_DeviceType device, aaudio_direction_t direction) {
+    return AudioGlobal_getPlatformMMapPolicy(device, direction);
+}
+
+AAUDIO_API aaudio_policy_t AAudio_getPlatformMMapExclusivePolicy(
+        AAudio_DeviceType device, aaudio_direction_t direction) {
+    return AudioGlobal_getPlatformMMapExclusivePolicy(device, direction);
+}
+
 static AudioStream *convertAAudioStreamToAudioStream(AAudioStream* stream)
 {
     return (AudioStream*) stream;
diff --git a/media/libaaudio/src/core/AudioGlobal.cpp b/media/libaaudio/src/core/AudioGlobal.cpp
index 30f9677..3268488 100644
--- a/media/libaaudio/src/core/AudioGlobal.cpp
+++ b/media/libaaudio/src/core/AudioGlobal.cpp
@@ -15,6 +15,13 @@
  */
 #include <aaudio/AAudio.h>
 #include <aaudio/AAudioTesting.h>
+#include <android/media/audio/common/AudioDevice.h>
+#include <android/media/audio/common/AudioMMapPolicyInfo.h>
+#include <android/media/audio/common/AudioMMapPolicyType.h>
+#include <media/AidlConversionCppNdk.h>
+#include <media/AudioSystem.h>
+#include <system/audio-hal-enums.h>
+#include <utility/AAudioUtilities.h>
 
 #include "AudioGlobal.h"
 
@@ -23,6 +30,10 @@
  */
 namespace aaudio {
 
+using android::media::audio::common::AudioDevice;
+using android::media::audio::common::AudioMMapPolicyInfo;
+using android::media::audio::common::AudioMMapPolicyType;
+
 static aaudio_policy_t g_MMapPolicy = AAUDIO_UNSPECIFIED;
 
 aaudio_policy_t AudioGlobal_getMMapPolicy() {
@@ -132,6 +143,39 @@
     return "Unrecognized";
 }
 
+namespace {
+
+aaudio_policy_t getPlatformMMapPolicy(AudioMMapPolicyType policyType, AAudio_DeviceType device,
+                                      aaudio_direction_t direction) {
+    if (direction != AAUDIO_DIRECTION_INPUT && direction != AAUDIO_DIRECTION_OUTPUT) {
+        return AAUDIO_ERROR_ILLEGAL_ARGUMENT;
+    }
+    const audio_devices_t deviceType = AAudioConvert_aaudioToAndroidDeviceType(device, direction);
+    if (deviceType == AUDIO_DEVICE_NONE) {
+        return AAUDIO_ERROR_ILLEGAL_ARGUMENT;
+    }
+
+    AudioMMapPolicyInfo policyInfo;
+    if (android::status_t status = android::AudioSystem::getMmapPolicyForDevice(
+            policyType, deviceType, &policyInfo);
+        status != android::NO_ERROR) {
+        return AAudioConvert_androidToAAudioResult(status);
+    }
+    return AAudioConvert_androidToAAudioMMapPolicy(policyInfo.mmapPolicy);
+}
+
+} // namespace
+
+aaudio_policy_t AudioGlobal_getPlatformMMapPolicy(
+        AAudio_DeviceType device, aaudio_direction_t direction) {
+    return getPlatformMMapPolicy(AudioMMapPolicyType::DEFAULT, device, direction);
+}
+
+aaudio_policy_t AudioGlobal_getPlatformMMapExclusivePolicy(
+        AAudio_DeviceType device, aaudio_direction_t direction) {
+    return getPlatformMMapPolicy(AudioMMapPolicyType::EXCLUSIVE, device, direction);
+}
+
 #undef AAUDIO_CASE_ENUM
 
 }  // namespace aaudio
diff --git a/media/libaaudio/src/core/AudioGlobal.h b/media/libaaudio/src/core/AudioGlobal.h
index 8af49b4..7ff344b 100644
--- a/media/libaaudio/src/core/AudioGlobal.h
+++ b/media/libaaudio/src/core/AudioGlobal.h
@@ -40,6 +40,11 @@
 const char* AudioGlobal_convertSharingModeToText(aaudio_sharing_mode_t mode);
 const char* AudioGlobal_convertStreamStateToText(aaudio_stream_state_t state);
 
+aaudio_policy_t AudioGlobal_getPlatformMMapPolicy(
+        AAudio_DeviceType device, aaudio_direction_t direction);
+aaudio_policy_t AudioGlobal_getPlatformMMapExclusivePolicy(
+        AAudio_DeviceType device, aaudio_direction_t direction);
+
 } // namespace aaudio
 
 #endif  // AAUDIO_AUDIOGLOBAL_H
diff --git a/media/libaaudio/src/core/AudioStreamBuilder.cpp b/media/libaaudio/src/core/AudioStreamBuilder.cpp
index 01f0038..b0dc669 100644
--- a/media/libaaudio/src/core/AudioStreamBuilder.cpp
+++ b/media/libaaudio/src/core/AudioStreamBuilder.cpp
@@ -110,7 +110,7 @@
     std::vector<AudioMMapPolicyInfo> policyInfos;
     aaudio_policy_t mmapPolicy = AudioGlobal_getMMapPolicy();
     ALOGD("%s, global mmap policy is %d", __func__, mmapPolicy);
-    if (status_t status = android::AudioSystem::getMmapPolicyInfo(
+    if (status_t status = android::AudioSystem::getMmapPolicyInfos(
             AudioMMapPolicyType::DEFAULT, &policyInfos); status == NO_ERROR) {
         aaudio_policy_t systemMmapPolicy = AAudio_getAAudioPolicy(
                 policyInfos, AAUDIO_MMAP_POLICY_DEFAULT_AIDL);
@@ -143,7 +143,7 @@
 
     policyInfos.clear();
     aaudio_policy_t mmapExclusivePolicy = AAUDIO_UNSPECIFIED;
-    if (status_t status = android::AudioSystem::getMmapPolicyInfo(
+    if (status_t status = android::AudioSystem::getMmapPolicyInfos(
             AudioMMapPolicyType::EXCLUSIVE, &policyInfos); status == NO_ERROR) {
         mmapExclusivePolicy = AAudio_getAAudioPolicy(
                 policyInfos, AAUDIO_MMAP_EXCLUSIVE_POLICY_DEFAULT_AIDL);
diff --git a/media/libaaudio/src/libaaudio.map.txt b/media/libaaudio/src/libaaudio.map.txt
index e28dcb4..7213393 100644
--- a/media/libaaudio/src/libaaudio.map.txt
+++ b/media/libaaudio/src/libaaudio.map.txt
@@ -70,6 +70,8 @@
     AAudioStream_getHardwareChannelCount; # introduced=UpsideDownCake
     AAudioStream_getHardwareFormat;       # introduced=UpsideDownCake
     AAudioStream_getHardwareSampleRate;   # introduced=UpsideDownCake
+    AAudio_getPlatformMMapPolicy; # introduced=36
+    AAudio_getPlatformMMapExclusivePolicy; #introduced=36
   local:
     *;
 };
diff --git a/media/libaaudio/src/utility/AAudioUtilities.cpp b/media/libaaudio/src/utility/AAudioUtilities.cpp
index 3df23ee..c741946 100644
--- a/media/libaaudio/src/utility/AAudioUtilities.cpp
+++ b/media/libaaudio/src/utility/AAudioUtilities.cpp
@@ -693,3 +693,128 @@
     }
     return aidl2legacy_aaudio_policy(policy);
 }
+
+audio_devices_t AAudioConvert_aaudioToAndroidDeviceType(AAudio_DeviceType device,
+                                                        aaudio_direction_t direction) {
+    if (direction == AAUDIO_DIRECTION_INPUT) {
+        switch (device) {
+            case AAUDIO_DEVICE_BUILTIN_MIC:
+                return AUDIO_DEVICE_IN_BUILTIN_MIC;
+            case AAUDIO_DEVICE_BLUETOOTH_SCO:
+                return AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET;
+            case AAUDIO_DEVICE_WIRED_HEADSET:
+                return AUDIO_DEVICE_IN_WIRED_HEADSET;
+            case AAUDIO_DEVICE_HDMI:
+                return AUDIO_DEVICE_IN_HDMI;
+            case AAUDIO_DEVICE_TELEPHONY:
+                return AUDIO_DEVICE_IN_TELEPHONY_RX;
+            case AAUDIO_DEVICE_DOCK:
+                return AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET;
+            case AAUDIO_DEVICE_DOCK_ANALOG:
+                return AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET;
+            case AAUDIO_DEVICE_USB_ACCESSORY:
+                return AUDIO_DEVICE_IN_USB_ACCESSORY;
+            case AAUDIO_DEVICE_USB_DEVICE:
+                return AUDIO_DEVICE_IN_USB_DEVICE;
+            case AAUDIO_DEVICE_USB_HEADSET:
+                return AUDIO_DEVICE_IN_USB_HEADSET;
+            case AAUDIO_DEVICE_FM_TUNER:
+                return AUDIO_DEVICE_IN_FM_TUNER;
+            case AAUDIO_DEVICE_TV_TUNER:
+                return AUDIO_DEVICE_IN_TV_TUNER;
+            case AAUDIO_DEVICE_LINE_ANALOG:
+                return AUDIO_DEVICE_IN_LINE;
+            case AAUDIO_DEVICE_LINE_DIGITAL:
+                return AUDIO_DEVICE_IN_SPDIF;
+            case AAUDIO_DEVICE_BLUETOOTH_A2DP:
+                return AUDIO_DEVICE_IN_BLUETOOTH_A2DP;
+            case AAUDIO_DEVICE_IP:
+                return AUDIO_DEVICE_IN_IP;
+            case AAUDIO_DEVICE_BUS:
+                return AUDIO_DEVICE_IN_BUS;
+            case AAUDIO_DEVICE_REMOTE_SUBMIX:
+                return AUDIO_DEVICE_IN_REMOTE_SUBMIX;
+            case AAUDIO_DEVICE_BLE_HEADSET:
+                return AUDIO_DEVICE_IN_BLE_HEADSET;
+            case AAUDIO_DEVICE_HDMI_ARC:
+                return AUDIO_DEVICE_IN_HDMI_ARC;
+            case AAUDIO_DEVICE_HDMI_EARC:
+                return AUDIO_DEVICE_IN_HDMI_EARC;
+            default:
+                break;
+        }
+    } else {
+        switch (device) {
+            case AAUDIO_DEVICE_BUILTIN_EARPIECE:
+                return AUDIO_DEVICE_OUT_EARPIECE;
+            case AAUDIO_DEVICE_BUILTIN_SPEAKER:
+                return AUDIO_DEVICE_OUT_SPEAKER;
+            case AAUDIO_DEVICE_WIRED_HEADSET:
+                return AUDIO_DEVICE_OUT_WIRED_HEADSET;
+            case AAUDIO_DEVICE_WIRED_HEADPHONES:
+                return AUDIO_DEVICE_OUT_WIRED_HEADPHONE;
+            case AAUDIO_DEVICE_LINE_ANALOG:
+                return AUDIO_DEVICE_OUT_LINE;
+            case AAUDIO_DEVICE_LINE_DIGITAL:
+                return AUDIO_DEVICE_OUT_SPDIF;
+            case AAUDIO_DEVICE_BLUETOOTH_SCO:
+                return AUDIO_DEVICE_OUT_BLUETOOTH_SCO;
+            case AAUDIO_DEVICE_BLUETOOTH_A2DP:
+                return AUDIO_DEVICE_OUT_BLUETOOTH_A2DP;
+            case AAUDIO_DEVICE_HDMI:
+                return AUDIO_DEVICE_OUT_HDMI;
+            case AAUDIO_DEVICE_HDMI_ARC:
+                return AUDIO_DEVICE_OUT_HDMI_ARC;
+            case AAUDIO_DEVICE_HDMI_EARC:
+                return AUDIO_DEVICE_OUT_HDMI_EARC;
+            case AAUDIO_DEVICE_USB_DEVICE:
+                return AUDIO_DEVICE_OUT_USB_DEVICE;
+            case AAUDIO_DEVICE_USB_HEADSET:
+                return AUDIO_DEVICE_OUT_USB_HEADSET;
+            case AAUDIO_DEVICE_USB_ACCESSORY:
+                return AUDIO_DEVICE_OUT_USB_ACCESSORY;
+            case AAUDIO_DEVICE_DOCK:
+                return AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET;
+            case AAUDIO_DEVICE_DOCK_ANALOG:
+                return AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET;
+            case AAUDIO_DEVICE_FM:
+                return AUDIO_DEVICE_OUT_FM;
+            case AAUDIO_DEVICE_TELEPHONY:
+                return AUDIO_DEVICE_OUT_TELEPHONY_TX;
+            case AAUDIO_DEVICE_AUX_LINE:
+                return AUDIO_DEVICE_OUT_AUX_LINE;
+            case AAUDIO_DEVICE_IP:
+                return AUDIO_DEVICE_OUT_IP;
+            case AAUDIO_DEVICE_BUS:
+                return AUDIO_DEVICE_OUT_BUS;
+            case AAUDIO_DEVICE_HEARING_AID:
+                return AUDIO_DEVICE_OUT_HEARING_AID;
+            case AAUDIO_DEVICE_BUILTIN_SPEAKER_SAFE:
+                return AUDIO_DEVICE_OUT_SPEAKER_SAFE;
+            case AAUDIO_DEVICE_REMOTE_SUBMIX:
+                return AUDIO_DEVICE_OUT_REMOTE_SUBMIX;
+            case AAUDIO_DEVICE_BLE_HEADSET:
+                return AUDIO_DEVICE_OUT_BLE_HEADSET;
+            case AAUDIO_DEVICE_BLE_SPEAKER:
+                return AUDIO_DEVICE_OUT_BLE_SPEAKER;
+            case AAUDIO_DEVICE_BLE_BROADCAST:
+                return AUDIO_DEVICE_OUT_BLE_BROADCAST;
+            default:
+                break;
+        }
+    }
+    return AUDIO_DEVICE_NONE;
+}
+
+aaudio_policy_t AAudioConvert_androidToAAudioMMapPolicy(AudioMMapPolicy policy) {
+    switch (policy) {
+        case AudioMMapPolicy::AUTO:
+            return AAUDIO_POLICY_AUTO;
+        case AudioMMapPolicy::ALWAYS:
+            return AAUDIO_POLICY_ALWAYS;
+        case AudioMMapPolicy::NEVER:
+        case AudioMMapPolicy::UNSPECIFIED:
+        default:
+            return AAUDIO_POLICY_NEVER;
+    }
+}
diff --git a/media/libaaudio/src/utility/AAudioUtilities.h b/media/libaaudio/src/utility/AAudioUtilities.h
index 7c351e1..d5069f5 100644
--- a/media/libaaudio/src/utility/AAudioUtilities.h
+++ b/media/libaaudio/src/utility/AAudioUtilities.h
@@ -363,4 +363,14 @@
         android::media::audio::common::AudioMMapPolicy defaultPolicy =
                 android::media::audio::common::AudioMMapPolicy::NEVER);
 
+/**
+ * Convert the aaudio device type to android device type. Returns AUDIO_DEVICE_NONE if
+ * the given device is not a valid one.
+ */
+audio_devices_t AAudioConvert_aaudioToAndroidDeviceType(
+        AAudio_DeviceType device, aaudio_direction_t direction);
+
+aaudio_policy_t AAudioConvert_androidToAAudioMMapPolicy(
+        android::media::audio::common::AudioMMapPolicy policy);
+
 #endif //UTILITY_AAUDIO_UTILITIES_H
diff --git a/media/libaaudio/tests/test_mmap_path.cpp b/media/libaaudio/tests/test_mmap_path.cpp
index c8376f6..6ad694f 100644
--- a/media/libaaudio/tests/test_mmap_path.cpp
+++ b/media/libaaudio/tests/test_mmap_path.cpp
@@ -40,7 +40,7 @@
  */
 static void openStreamAndVerify(aaudio_direction_t direction) {
     std::vector<AudioMMapPolicyInfo> policyInfos;
-    ASSERT_EQ(android::NO_ERROR, android::AudioSystem::getMmapPolicyInfo(
+    ASSERT_EQ(android::NO_ERROR, android::AudioSystem::getMmapPolicyInfos(
             AudioMMapPolicyType::DEFAULT, &policyInfos));
     if (AAudio_getAAudioPolicy(policyInfos) == AAUDIO_POLICY_NEVER) {
         // Query the system MMAP policy, if it is NEVER, it indicates there is no MMAP support.
diff --git a/media/libaudioclient/AudioSystem.cpp b/media/libaudioclient/AudioSystem.cpp
index ee44074..a467d2c 100644
--- a/media/libaudioclient/AudioSystem.cpp
+++ b/media/libaudioclient/AudioSystem.cpp
@@ -2700,13 +2700,13 @@
     return af->setVibratorInfos(vibratorInfos);
 }
 
-status_t AudioSystem::getMmapPolicyInfo(
+status_t AudioSystem::getMmapPolicyInfos(
         AudioMMapPolicyType policyType, std::vector<AudioMMapPolicyInfo> *policyInfos) {
-    const sp<IAudioFlinger> af = get_audio_flinger();
-    if (af == nullptr) {
+    const sp<IAudioPolicyService> aps = get_audio_policy_service();
+    if (aps == nullptr) {
         return PERMISSION_DENIED;
     }
-    return af->getMmapPolicyInfos(policyType, policyInfos);
+    return statusTFromBinderStatus(aps->getMmapPolicyInfos(policyType, policyInfos));
 }
 
 int32_t AudioSystem::getAAudioMixerBurstCount() {
@@ -2803,6 +2803,18 @@
             aps->clearPreferredMixerAttributes(attrAidl, portIdAidl, uidAidl));
 }
 
+status_t AudioSystem::getMmapPolicyForDevice(AudioMMapPolicyType policyType,
+                                             audio_devices_t device,
+                                             AudioMMapPolicyInfo *policyInfo) {
+    const sp<IAudioPolicyService> aps = get_audio_policy_service();
+    if (aps == nullptr) {
+        return PERMISSION_DENIED;
+    }
+    policyInfo->device.type = VALUE_OR_RETURN_STATUS(
+            legacy2aidl_audio_devices_t_AudioDeviceDescription(device));
+    return statusTFromBinderStatus(aps->getMmapPolicyForDevice(policyType, policyInfo));
+}
+
 // ---------------------------------------------------------------------------
 
 int AudioSystem::AudioPolicyServiceClient::addAudioPortCallback(
diff --git a/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl b/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl
index b4f879a..f262c2e 100644
--- a/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl
+++ b/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl
@@ -46,6 +46,8 @@
 import android.media.audio.common.AudioDevice;
 import android.media.audio.common.AudioDeviceDescription;
 import android.media.audio.common.AudioFormatDescription;
+import android.media.audio.common.AudioMMapPolicyInfo;
+import android.media.audio.common.AudioMMapPolicyType;
 import android.media.audio.common.AudioMode;
 import android.media.audio.common.AudioPolicyForcedConfig;
 import android.media.audio.common.AudioPolicyForceUse;
@@ -482,6 +484,17 @@
      * required to control audio access.
      */
     INativePermissionController getPermissionController();
+
+    /**
+     * Query mmap policy information.
+     */
+    AudioMMapPolicyInfo[] getMmapPolicyInfos(AudioMMapPolicyType policyType);
+
+    /**
+     * Get all devices that support AAudio MMAP.
+     */
+    void getMmapPolicyForDevice(AudioMMapPolicyType policyType,
+                                inout AudioMMapPolicyInfo policyInfo);
     // When adding a new method, please review and update
     // AudioPolicyService.cpp AudioPolicyService::onTransact()
     // AudioPolicyService.cpp IAUDIOPOLICYSERVICE_BINDER_METHOD_MACRO_LIST
diff --git a/media/libaudioclient/include/media/AudioSystem.h b/media/libaudioclient/include/media/AudioSystem.h
index 40e5673..d0f3767 100644
--- a/media/libaudioclient/include/media/AudioSystem.h
+++ b/media/libaudioclient/include/media/AudioSystem.h
@@ -797,7 +797,7 @@
 
     static status_t setVibratorInfos(const std::vector<media::AudioVibratorInfo>& vibratorInfos);
 
-    static status_t getMmapPolicyInfo(
+    static status_t getMmapPolicyInfos(
             media::audio::common::AudioMMapPolicyType policyType,
             std::vector<media::audio::common::AudioMMapPolicyInfo> *policyInfos);
 
@@ -805,6 +805,10 @@
 
     static int32_t getAAudioHardwareBurstMinUsec();
 
+    static status_t getMmapPolicyForDevice(
+            media::audio::common::AudioMMapPolicyType policyType, audio_devices_t device,
+            media::audio::common::AudioMMapPolicyInfo *policyInfo);
+
     class AudioFlingerClient: public IBinder::DeathRecipient, public media::BnAudioFlingerClient
     {
     public:
diff --git a/services/audiopolicy/AudioPolicyInterface.h b/services/audiopolicy/AudioPolicyInterface.h
index edcb805..d0548ef 100644
--- a/services/audiopolicy/AudioPolicyInterface.h
+++ b/services/audiopolicy/AudioPolicyInterface.h
@@ -19,6 +19,8 @@
 
 #include <android/media/DeviceConnectedState.h>
 #include <android/media/TrackInternalMuteInfo.h>
+#include <android/media/audio/common/AudioMMapPolicyInfo.h>
+#include <android/media/audio/common/AudioMMapPolicyType.h>
 #include <media/AudioCommonTypes.h>
 #include <media/AudioContainers.h>
 #include <media/AudioDeviceTypeAddr.h>
@@ -444,6 +446,13 @@
     virtual status_t clearPreferredMixerAttributes(const audio_attributes_t* attr,
                                                    audio_port_handle_t portId,
                                                    uid_t uid) = 0;
+
+    virtual status_t getMmapPolicyInfos(
+            media::audio::common::AudioMMapPolicyType policyType,
+            std::vector<media::audio::common::AudioMMapPolicyInfo> *policyInfos) = 0;
+    virtual status_t getMmapPolicyForDevice(
+            media::audio::common::AudioMMapPolicyType policyType,
+            media::audio::common::AudioMMapPolicyInfo *policyInfo) = 0;
 };
 
 // Audio Policy client Interface
@@ -608,6 +617,10 @@
 
     virtual status_t setTracksInternalMute(
             const std::vector<media::TrackInternalMuteInfo>& tracksInternalMute) = 0;
+
+    virtual status_t getMmapPolicyInfos(
+            media::audio::common::AudioMMapPolicyType policyType,
+            std::vector<media::audio::common::AudioMMapPolicyInfo> *policyInfos) = 0;
 };
 
     // These are the signatures of createAudioPolicyManager/destroyAudioPolicyManager
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index c1c4a28..36809ab 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -40,6 +40,7 @@
 #include <vector>
 
 #include <Serializer.h>
+#include <android/media/audio/common/AudioMMapPolicy.h>
 #include <android/media/audio/common/AudioPort.h>
 #include <com_android_media_audio.h>
 #include <android_media_audiopolicy.h>
@@ -64,6 +65,10 @@
 
 using android::media::audio::common::AudioDevice;
 using android::media::audio::common::AudioDeviceAddress;
+using android::media::audio::common::AudioDeviceDescription;
+using android::media::audio::common::AudioMMapPolicy;
+using android::media::audio::common::AudioMMapPolicyInfo;
+using android::media::audio::common::AudioMMapPolicyType;
 using android::media::audio::common::AudioPortDeviceExt;
 using android::media::audio::common::AudioPortExt;
 using com::android::media::audioserver::fix_call_audio_patch;
@@ -4707,6 +4712,18 @@
                           dumpDeviceTypes({it.first}).c_str(),
                           mEngine->getVolumeGroupForAttributes(it.second));
     }
+
+    // dump mmap policy by device
+    dst->appendFormat("\nMmap policy:\n");
+    for (const auto& [policyType, policyByDevice] : mMmapPolicyByDeviceType) {
+        std::stringstream ss;
+        ss << '{';
+        for (const auto& [deviceType, policy] : policyByDevice) {
+            ss << deviceType.toString() << ":" << toString(policy) << " ";
+        }
+        ss << '}';
+        dst->appendFormat(" - %s: %s\n", toString(policyType).c_str(), ss.str().c_str());
+    }
 }
 
 status_t AudioPolicyManager::dump(int fd)
@@ -9362,4 +9379,88 @@
     }
 }
 
+status_t AudioPolicyManager::getMmapPolicyInfos(AudioMMapPolicyType policyType,
+                                                std::vector<AudioMMapPolicyInfo> *policyInfos) {
+    if (policyType != AudioMMapPolicyType::DEFAULT &&
+        policyType != AudioMMapPolicyType::EXCLUSIVE) {
+        return BAD_VALUE;
+    }
+    if (mMmapPolicyByDeviceType.count(policyType) == 0) {
+        if (status_t status = updateMmapPolicyInfos(policyType); status != NO_ERROR) {
+            return status;
+        }
+    }
+    *policyInfos = mMmapPolicyInfos[policyType];
+    return NO_ERROR;
+}
+
+status_t AudioPolicyManager::getMmapPolicyForDevice(
+        AudioMMapPolicyType policyType, AudioMMapPolicyInfo *policyInfo) {
+    if (policyType != AudioMMapPolicyType::DEFAULT &&
+        policyType != AudioMMapPolicyType::EXCLUSIVE) {
+        return BAD_VALUE;
+    }
+    if (mMmapPolicyByDeviceType.count(policyType) == 0) {
+        if (status_t status = updateMmapPolicyInfos(policyType); status != NO_ERROR) {
+            return status;
+        }
+    }
+    auto it = mMmapPolicyByDeviceType[policyType].find(policyInfo->device.type);
+    policyInfo->mmapPolicy = it == mMmapPolicyByDeviceType[policyType].end()
+            ? AudioMMapPolicy::NEVER : it->second;
+    return NO_ERROR;
+}
+
+status_t AudioPolicyManager::updateMmapPolicyInfos(AudioMMapPolicyType policyType) {
+    std::vector<AudioMMapPolicyInfo> policyInfos;
+    if (status_t status = mpClientInterface->getMmapPolicyInfos(policyType, &policyInfos);
+        status != NO_ERROR) {
+        ALOGE("%s, failed, error = %d", __func__, status);
+        return status;
+    }
+    std::map<AudioDeviceDescription, AudioMMapPolicy> mmapPolicyByDeviceType;
+    if (policyInfos.size() == 1 && policyInfos[0].device == AudioDevice()) {
+        // When there is only one AudioMMapPolicyInfo instance and the device is a default value,
+        // it indicates the mmap policy is reported via system property. In that case, use the
+        // routing information to fill details for how mmap is supported for a particular device.
+        for (const auto &hwModule: mHwModules) {
+            for (const auto &profile: hwModule->getInputProfiles()) {
+                if ((profile->getFlags() & AUDIO_INPUT_FLAG_MMAP_NOIRQ)
+                    != AUDIO_INPUT_FLAG_MMAP_NOIRQ) {
+                    continue;
+                }
+                for (const auto &device: profile->getSupportedDevices()) {
+                    auto deviceDesc =
+                            legacy2aidl_audio_devices_t_AudioDeviceDescription(device->type());
+                    if (deviceDesc.ok()) {
+                        mmapPolicyByDeviceType.emplace(
+                                deviceDesc.value(), policyInfos[0].mmapPolicy);
+                    }
+                }
+            }
+            for (const auto &profile: hwModule->getOutputProfiles()) {
+                if ((profile->getFlags() & AUDIO_OUTPUT_FLAG_MMAP_NOIRQ)
+                    != AUDIO_OUTPUT_FLAG_MMAP_NOIRQ) {
+                    continue;
+                }
+                for (const auto &device: profile->getSupportedDevices()) {
+                    auto deviceDesc =
+                            legacy2aidl_audio_devices_t_AudioDeviceDescription(device->type());
+                    if (deviceDesc.ok()) {
+                        mmapPolicyByDeviceType.emplace(
+                                deviceDesc.value(), policyInfos[0].mmapPolicy);
+                    }
+                }
+            }
+        }
+    } else {
+        for (const auto &info: policyInfos) {
+            mmapPolicyByDeviceType[info.device.type] = info.mmapPolicy;
+        }
+    }
+    mMmapPolicyByDeviceType.emplace(policyType, mmapPolicyByDeviceType);
+    mMmapPolicyInfos.emplace(policyType, policyInfos);
+    return NO_ERROR;
+}
+
 } // namespace android
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index 9ad2ea5..6c247ba 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -436,6 +436,13 @@
 
         void onNewAudioModulesAvailable() override;
 
+        status_t getMmapPolicyInfos(
+                media::audio::common::AudioMMapPolicyType policyType,
+                std::vector<media::audio::common::AudioMMapPolicyInfo> *policyInfos) override;
+        status_t getMmapPolicyForDevice(
+                media::audio::common::AudioMMapPolicyType policyType,
+                media::audio::common::AudioMMapPolicyInfo *policyInfo) override;
+
         status_t initialize();
 
 protected:
@@ -1408,9 +1415,17 @@
                                                   int index,
                                                   const DeviceTypeSet &deviceTypes);
 
+        status_t updateMmapPolicyInfos(media::audio::common::AudioMMapPolicyType policyType);
+
         // Contains for devices that support absolute volume the audio attributes
         // corresponding to the streams that are driving the volume changes
         std::unordered_map<audio_devices_t, audio_attributes_t> mAbsoluteVolumeDrivingStreams;
+
+        std::map<media::audio::common::AudioMMapPolicyType,
+                const std::vector<media::audio::common::AudioMMapPolicyInfo>> mMmapPolicyInfos;
+        std::map<media::audio::common::AudioMMapPolicyType,
+                const std::map<media::audio::common::AudioDeviceDescription,
+                         media::audio::common::AudioMMapPolicy>> mMmapPolicyByDeviceType;
 };
 
 };
diff --git a/services/audiopolicy/service/AudioPolicyClientImpl.cpp b/services/audiopolicy/service/AudioPolicyClientImpl.cpp
index 363dfa7..cb42977 100644
--- a/services/audiopolicy/service/AudioPolicyClientImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyClientImpl.cpp
@@ -376,4 +376,14 @@
     return af->setTracksInternalMute(tracksInternalMute);
 }
 
+status_t AudioPolicyService::AudioPolicyClient::getMmapPolicyInfos(
+        media::audio::common::AudioMMapPolicyType policyType,
+        std::vector<media::audio::common::AudioMMapPolicyInfo> *policyInfos) {
+    sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
+    if (af == nullptr) {
+        return PERMISSION_DENIED;
+    }
+    return af->getMmapPolicyInfos(policyType, policyInfos);
+}
+
 } // namespace android
diff --git a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
index 24ab6a1..2e25fb2 100644
--- a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
@@ -2753,4 +2753,24 @@
     return Status::ok();
 }
 
+Status AudioPolicyService::getMmapPolicyInfos(
+        AudioMMapPolicyType policyType, std::vector<AudioMMapPolicyInfo> *_aidl_return) {
+    if (mAudioPolicyManager == nullptr) {
+        return binderStatusFromStatusT(NO_INIT);
+    }
+    audio_utils::lock_guard _l(mMutex);
+    return binderStatusFromStatusT(
+            mAudioPolicyManager->getMmapPolicyInfos(policyType, _aidl_return));
+}
+
+Status AudioPolicyService::getMmapPolicyForDevice(
+        AudioMMapPolicyType policyType, AudioMMapPolicyInfo *policyInfo) {
+    if (mAudioPolicyManager == nullptr) {
+        return binderStatusFromStatusT(NO_INIT);
+    }
+    audio_utils::lock_guard _l(mMutex);
+    return binderStatusFromStatusT(
+            mAudioPolicyManager->getMmapPolicyForDevice(policyType, policyInfo));
+}
+
 } // namespace android
diff --git a/services/audiopolicy/service/AudioPolicyService.cpp b/services/audiopolicy/service/AudioPolicyService.cpp
index 7b7275e..13ee5cf 100644
--- a/services/audiopolicy/service/AudioPolicyService.cpp
+++ b/services/audiopolicy/service/AudioPolicyService.cpp
@@ -170,6 +170,8 @@
 BINDER_METHOD_ENTRY(clearPreferredMixerAttributes) \
 BINDER_METHOD_ENTRY(getRegisteredPolicyMixes) \
 BINDER_METHOD_ENTRY(getPermissionController) \
+BINDER_METHOD_ENTRY(getMmapPolicyInfos) \
+BINDER_METHOD_ENTRY(getMmapPolicyForDevice) \
                                                      \
 // singleton for Binder Method Statistics for IAudioPolicyService
 static auto& getIAudioPolicyServiceStatistics() {
diff --git a/services/audiopolicy/service/AudioPolicyService.h b/services/audiopolicy/service/AudioPolicyService.h
index c47b5e9..2fb221f 100644
--- a/services/audiopolicy/service/AudioPolicyService.h
+++ b/services/audiopolicy/service/AudioPolicyService.h
@@ -58,6 +58,8 @@
 using media::audio::common::AudioDevice;
 using media::audio::common::AudioDeviceDescription;
 using media::audio::common::AudioFormatDescription;
+using media::audio::common::AudioMMapPolicyInfo;
+using media::audio::common::AudioMMapPolicyType;
 using media::audio::common::AudioMode;
 using media::audio::common::AudioSource;
 using media::audio::common::AudioStreamType;
@@ -328,6 +330,13 @@
     // Should only be called by AudioService to push permission data down to audioserver
     binder::Status getPermissionController(sp<INativePermissionController>* out) override;
 
+    binder::Status getMmapPolicyInfos(
+            AudioMMapPolicyType policyType,
+            std::vector<AudioMMapPolicyInfo>* _aidl_return) override;
+    binder::Status getMmapPolicyForDevice(
+            AudioMMapPolicyType policyType,
+            AudioMMapPolicyInfo* policyInfo) override;
+
     status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) override;
 
     // -- IAudioPolicyLocal methods
@@ -938,6 +947,10 @@
         status_t setTracksInternalMute(
                 const std::vector<media::TrackInternalMuteInfo>& tracksInternalMute) override;
 
+        status_t getMmapPolicyInfos(
+                media::audio::common::AudioMMapPolicyType policyType,
+                std::vector<media::audio::common::AudioMMapPolicyInfo> *policyInfos) override;
+
      private:
         AudioPolicyService *mAudioPolicyService;
     };
diff --git a/services/audiopolicy/tests/AudioPolicyTestClient.h b/services/audiopolicy/tests/AudioPolicyTestClient.h
index 9ddfd6c..91d85f3 100644
--- a/services/audiopolicy/tests/AudioPolicyTestClient.h
+++ b/services/audiopolicy/tests/AudioPolicyTestClient.h
@@ -120,6 +120,12 @@
             const std::vector<media::TrackInternalMuteInfo>& /*tracksInternalMute*/) override {
         return INVALID_OPERATION;
     }
+
+    status_t getMmapPolicyInfos(
+            media::audio::common::AudioMMapPolicyType /*policyType*/,
+            std::vector<media::audio::common::AudioMMapPolicyInfo>* /*policyInfos*/) override {
+        return INVALID_OPERATION;
+    }
 };
 
 } // namespace android