audio: add API for querying the Ultrasound support

Bug: 200256985
Test: Check the return value with/without the Ultrasound
Output/Input in audio_policy_configuration.xml
Signed-off-by: Carter Hsu <carterhsu@google.com>
Change-Id: I681491bc21788e7eb75a052025a3feed89033524
diff --git a/services/audiopolicy/AudioPolicyInterface.h b/services/audiopolicy/AudioPolicyInterface.h
index f6f3b9a..65ddf3a 100644
--- a/services/audiopolicy/AudioPolicyInterface.h
+++ b/services/audiopolicy/AudioPolicyInterface.h
@@ -300,6 +300,8 @@
 
     virtual bool     isHapticPlaybackSupported() = 0;
 
+    virtual bool     isUltrasoundSupported() = 0;
+
     virtual status_t getHwOffloadFormatsSupportedForBluetoothMedia(
                 audio_devices_t device, std::vector<audio_format_t> *formats) = 0;
 
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index 1929f31..5590ba2 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -4890,6 +4890,37 @@
     return false;
 }
 
+bool AudioPolicyManager::isUltrasoundSupported()
+{
+    bool hasUltrasoundOutput = false;
+    bool hasUltrasoundInput = false;
+    for (const auto& hwModule : mHwModules) {
+        const OutputProfileCollection &outputProfiles = hwModule->getOutputProfiles();
+        if (!hasUltrasoundOutput) {
+            for (const auto &outProfile : outputProfiles) {
+                if (outProfile->getFlags() & AUDIO_OUTPUT_FLAG_ULTRASOUND) {
+                    hasUltrasoundOutput = true;
+                    break;
+                }
+            }
+        }
+
+        const InputProfileCollection &inputProfiles = hwModule->getInputProfiles();
+        if (!hasUltrasoundInput) {
+            for (const auto &inputProfile : inputProfiles) {
+                if (inputProfile->getFlags() & AUDIO_INPUT_FLAG_ULTRASOUND) {
+                    hasUltrasoundInput = true;
+                    break;
+                }
+            }
+        }
+
+        if (hasUltrasoundOutput && hasUltrasoundInput)
+            return true;
+    }
+    return false;
+}
+
 bool AudioPolicyManager::isCallScreenModeSupported()
 {
     return getConfig().isCallScreenModeSupported();
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index bdeba3d..dba9707 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -327,6 +327,8 @@
 
         virtual bool isHapticPlaybackSupported();
 
+        virtual bool isUltrasoundSupported();
+
         virtual status_t listAudioProductStrategies(AudioProductStrategyVector &strategies)
         {
             return mEngine->listAudioProductStrategies(strategies);
diff --git a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
index a30768a..63ea8c3 100644
--- a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
@@ -2058,6 +2058,17 @@
     return Status::ok();
 }
 
+Status AudioPolicyService::isUltrasoundSupported(bool* _aidl_return)
+{
+    if (mAudioPolicyManager == NULL) {
+        return binderStatusFromStatusT(NO_INIT);
+    }
+    Mutex::Autolock _l(mLock);
+    AutoCallerClear acc;
+    *_aidl_return = mAudioPolicyManager->isUltrasoundSupported();
+    return Status::ok();
+}
+
 Status AudioPolicyService::listAudioProductStrategies(
         std::vector<media::AudioProductStrategy>* _aidl_return) {
     AudioProductStrategyVector strategies;
diff --git a/services/audiopolicy/service/AudioPolicyService.h b/services/audiopolicy/service/AudioPolicyService.h
index 84b1e50..4b1f6e7 100644
--- a/services/audiopolicy/service/AudioPolicyService.h
+++ b/services/audiopolicy/service/AudioPolicyService.h
@@ -224,6 +224,7 @@
     binder::Status setA11yServicesUids(const std::vector<int32_t>& uids) override;
     binder::Status setCurrentImeUid(int32_t uid) override;
     binder::Status isHapticPlaybackSupported(bool* _aidl_return) override;
+    binder::Status isUltrasoundSupported(bool* _aidl_return) override;
     binder::Status listAudioProductStrategies(
             std::vector<media::AudioProductStrategy>* _aidl_return) override;
     binder::Status getProductStrategyFromAudioAttributes(const media::AudioAttributesEx& aa,