Send the Audio Usage down from AudioPolicyManager

Store audioUsgae in AudioAttributes and send it down to
AudioFlinger::openOutput_l. Then extract audioUsage and store in
SourceMetadata to pass it down to the HAL layer.

Bug: 297875432
Test: Add a fake audio usage in attribute in AudioFlinger::openoutput(), then test by checking the log message. The fake usage does get pass down to the DeviceHalAidl::openOutputStream().
Flag: EXEMPT bugfix
Change-Id: Ic9a739f1de50485304187be5c4b603955afabbf8
diff --git a/services/audiopolicy/AudioPolicyInterface.h b/services/audiopolicy/AudioPolicyInterface.h
index deb7345..1bac259 100644
--- a/services/audiopolicy/AudioPolicyInterface.h
+++ b/services/audiopolicy/AudioPolicyInterface.h
@@ -477,7 +477,8 @@
                                 audio_config_base_t *mixerConfig,
                                 const sp<DeviceDescriptorBase>& device,
                                 uint32_t *latencyMs,
-                                audio_output_flags_t flags) = 0;
+                                audio_output_flags_t flags,
+                                audio_attributes_t audioAttributes) = 0;
     // creates a special output that is duplicated to the two outputs passed as arguments.
     // The duplication is performed by a special mixer thread in the AudioFlinger.
     virtual audio_io_handle_t openDuplicateOutput(audio_io_handle_t output1,
diff --git a/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h b/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
index 914f3fe..bfb28a5 100644
--- a/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
+++ b/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
@@ -413,7 +413,8 @@
                       const DeviceVector &devices,
                       audio_stream_type_t stream,
                       audio_output_flags_t flags,
-                      audio_io_handle_t *output);
+                      audio_io_handle_t *output,
+                      audio_attributes_t attributes);
 
         // Called when a stream is about to be started
         // Note: called before setClientActive(true);
diff --git a/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp b/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
index 68b2e7b..a8663fa 100644
--- a/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
@@ -588,7 +588,8 @@
                                        const DeviceVector &devices,
                                        audio_stream_type_t stream,
                                        audio_output_flags_t flags,
-                                       audio_io_handle_t *output)
+                                       audio_io_handle_t *output,
+                                       audio_attributes_t attributes)
 {
     mDevices = devices;
     sp<DeviceDescriptor> device = devices.getDeviceForOpening();
@@ -652,7 +653,8 @@
                                                    &lMixerConfig,
                                                    device,
                                                    &mLatency,
-                                                   mFlags);
+                                                   mFlags,
+                                                   attributes);
 
     if (status == NO_ERROR) {
         LOG_ALWAYS_FATAL_IF(*output == AUDIO_IO_HANDLE_NONE,
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index 7d2dfbc..5b736ca 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -1313,7 +1313,7 @@
             status = openDirectOutput(
                     *stream, session, config,
                     (audio_output_flags_t)(*flags | AUDIO_OUTPUT_FLAG_DIRECT),
-                    DeviceVector(policyMixDevice), &newOutput);
+                    DeviceVector(policyMixDevice), &newOutput, *resultAttr);
             if (status == NO_ERROR) {
                 policyDesc = mOutputs.valueFor(newOutput);
                 primaryMix->setOutput(policyDesc);
@@ -1551,7 +1551,8 @@
                                               const audio_config_t *config,
                                               audio_output_flags_t flags,
                                               const DeviceVector &devices,
-                                              audio_io_handle_t *output) {
+                                              audio_io_handle_t *output,
+                                              audio_attributes_t attributes) {
 
     *output = AUDIO_IO_HANDLE_NONE;
 
@@ -1631,7 +1632,8 @@
     releaseMsdOutputPatches(devices);
 
     status_t status =
-            outputDesc->open(config, nullptr /* mixerConfig */, devices, stream, flags, output);
+            outputDesc->open(config, nullptr /* mixerConfig */, devices, stream, flags, output,
+                             attributes);
 
     // only accept an output with the requested parameters
     if (status != NO_ERROR ||
@@ -1737,7 +1739,9 @@
 
     audio_config_t directConfig = *config;
     directConfig.channel_mask = channelMask;
-    status_t status = openDirectOutput(stream, session, &directConfig, *flags, devices, &output);
+
+    status_t status = openDirectOutput(stream, session, &directConfig, *flags, devices, &output,
+                                       *attr);
     if (status != NAME_NOT_FOUND) {
         return output;
     }
@@ -6691,10 +6695,11 @@
             sp<SwAudioOutputDescriptor> outputDesc = new SwAudioOutputDescriptor(outProfile,
                                                                                  mpClientInterface);
             audio_io_handle_t output = AUDIO_IO_HANDLE_NONE;
+            audio_attributes_t attributes = AUDIO_ATTRIBUTES_INITIALIZER;
             status_t status = outputDesc->open(nullptr /* halConfig */, nullptr /* mixerConfig */,
                                                DeviceVector(supportedDevice),
                                                AUDIO_STREAM_DEFAULT,
-                                               AUDIO_OUTPUT_FLAG_NONE, &output);
+                                               AUDIO_OUTPUT_FLAG_NONE, &output, attributes);
             if (status != NO_ERROR) {
                 ALOGW("Cannot open output stream for devices %s on hw module %s",
                       supportedDevice->toString().c_str(), hwModule->getName());
@@ -8878,8 +8883,9 @@
     }
     sp<SwAudioOutputDescriptor> desc = new SwAudioOutputDescriptor(profile, mpClientInterface);
     audio_io_handle_t output = AUDIO_IO_HANDLE_NONE;
+    audio_attributes_t attributes = AUDIO_ATTRIBUTES_INITIALIZER;
     status_t status = desc->open(halConfig, mixerConfig, devices,
-            AUDIO_STREAM_DEFAULT, flags, &output);
+            AUDIO_STREAM_DEFAULT, flags, &output, attributes);
     if (status != NO_ERROR) {
         ALOGE("%s failed to open output %d", __func__, status);
         return nullptr;
@@ -8917,7 +8923,8 @@
         config.offload_info.channel_mask = config.channel_mask;
         config.offload_info.format = config.format;
 
-        status = desc->open(&config, mixerConfig, devices, AUDIO_STREAM_DEFAULT, flags, &output);
+        status = desc->open(&config, mixerConfig, devices, AUDIO_STREAM_DEFAULT, flags, &output,
+                            attributes);
         if (status != NO_ERROR) {
             return nullptr;
         }
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index f899cd5..9fc5db5 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -1153,7 +1153,8 @@
                 const audio_config_t *config,
                 audio_output_flags_t flags,
                 const DeviceVector &devices,
-                audio_io_handle_t *output);
+                audio_io_handle_t *output,
+                audio_attributes_t attributes);
 
         /**
          * @brief Queries if some kind of spatialization will be performed if the audio playback
diff --git a/services/audiopolicy/service/AudioPolicyClientImpl.cpp b/services/audiopolicy/service/AudioPolicyClientImpl.cpp
index f70dc52..22fc151 100644
--- a/services/audiopolicy/service/AudioPolicyClientImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyClientImpl.cpp
@@ -56,7 +56,8 @@
                                                            audio_config_base_t *mixerConfig,
                                                            const sp<DeviceDescriptorBase>& device,
                                                            uint32_t *latencyMs,
-                                                           audio_output_flags_t flags)
+                                                           audio_output_flags_t flags,
+                                                           audio_attributes_t attributes)
 {
     sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
     if (af == 0) {
@@ -74,6 +75,8 @@
             legacy2aidl_audio_config_base_t_AudioConfigBase(*mixerConfig, false /*isInput*/));
     request.device = VALUE_OR_RETURN_STATUS(legacy2aidl_DeviceDescriptorBase(device));
     request.flags = VALUE_OR_RETURN_STATUS(legacy2aidl_audio_output_flags_t_int32_t_mask(flags));
+    request.attributes = VALUE_OR_RETURN_STATUS(
+            legacy2aidl_audio_attributes_t_AudioAttributes(attributes));
 
     status_t status = af->openOutput(request, &response);
     if (status == OK) {
diff --git a/services/audiopolicy/service/AudioPolicyService.h b/services/audiopolicy/service/AudioPolicyService.h
index 699cacf..df293bc 100644
--- a/services/audiopolicy/service/AudioPolicyService.h
+++ b/services/audiopolicy/service/AudioPolicyService.h
@@ -790,7 +790,8 @@
                                     audio_config_base_t *mixerConfig,
                                     const sp<DeviceDescriptorBase>& device,
                                     uint32_t *latencyMs,
-                                    audio_output_flags_t flags);
+                                    audio_output_flags_t flags,
+                                    audio_attributes_t attributes);
         // creates a special output that is duplicated to the two outputs passed as arguments. The duplication is performed by
         // a special mixer thread in the AudioFlinger.
         virtual audio_io_handle_t openDuplicateOutput(audio_io_handle_t output1, audio_io_handle_t output2);
diff --git a/services/audiopolicy/tests/AudioPolicyManagerTestClient.h b/services/audiopolicy/tests/AudioPolicyManagerTestClient.h
index d1dd1e9..45643f7 100644
--- a/services/audiopolicy/tests/AudioPolicyManagerTestClient.h
+++ b/services/audiopolicy/tests/AudioPolicyManagerTestClient.h
@@ -41,7 +41,8 @@
                         audio_config_base_t * /*mixerConfig*/,
                         const sp<DeviceDescriptorBase>& /*device*/,
                         uint32_t * /*latencyMs*/,
-                        audio_output_flags_t /*flags*/) override {
+                        audio_output_flags_t /*flags*/,
+                        audio_attributes_t /*attributes*/) override {
         if (module >= mNextModuleHandle) {
             ALOGE("%s: Module handle %d has not been allocated yet (next is %d)",
                   __func__, module, mNextModuleHandle);
diff --git a/services/audiopolicy/tests/AudioPolicyTestClient.h b/services/audiopolicy/tests/AudioPolicyTestClient.h
index c15adcb..0299160 100644
--- a/services/audiopolicy/tests/AudioPolicyTestClient.h
+++ b/services/audiopolicy/tests/AudioPolicyTestClient.h
@@ -37,7 +37,8 @@
                         audio_config_base_t* /*mixerConfig*/,
                         const sp<DeviceDescriptorBase>& /*device*/,
                         uint32_t* /*latencyMs*/,
-                        audio_output_flags_t /*flags*/) override { return NO_INIT; }
+                        audio_output_flags_t /*flags*/,
+                        audio_attributes_t /*attributes*/) override { return NO_INIT; }
     audio_io_handle_t openDuplicateOutput(audio_io_handle_t /*output1*/,
                                           audio_io_handle_t /*output2*/) override {
         return AUDIO_IO_HANDLE_NONE;
diff --git a/services/audiopolicy/tests/audiopolicymanager_tests.cpp b/services/audiopolicy/tests/audiopolicymanager_tests.cpp
index 07aad0c..f66b911 100644
--- a/services/audiopolicy/tests/audiopolicymanager_tests.cpp
+++ b/services/audiopolicy/tests/audiopolicymanager_tests.cpp
@@ -2508,10 +2508,12 @@
                         audio_config_base_t * mixerConfig,
                         const sp<DeviceDescriptorBase>& device,
                         uint32_t * latencyMs,
-                        audio_output_flags_t flags) override {
+                        audio_output_flags_t flags,
+                        audio_attributes_t attributes) override {
         return mSimulateFailure ? BAD_VALUE :
                 AudioPolicyManagerTestClient::openOutput(
-                        module, output, halConfig, mixerConfig, device, latencyMs, flags);
+                        module, output, halConfig, mixerConfig, device, latencyMs, flags,
+                        attributes);
     }
 
     status_t openInput(audio_module_handle_t module,