Use the new audio_port_config.flags field

- When filling out audio_port_config from AudioPortConfig and
  AudioFlinger's threads, populate audio_port_config.flags when needed.

- When creating software patches, apply the flags provided
  in audio_port_config_flags to the created threads.

Bug: 63901775
Test: use USB headset for telephony on sailfish
Change-Id: I7704797a84427f7a9431e5132b8f5c51538f9217
diff --git a/services/audioflinger/PatchPanel.cpp b/services/audioflinger/PatchPanel.cpp
index a08da96..3d688fb 100644
--- a/services/audioflinger/PatchPanel.cpp
+++ b/services/audioflinger/PatchPanel.cpp
@@ -227,13 +227,16 @@
                     audio_devices_t device = patch->sinks[0].ext.device.type;
                     String8 address = String8(patch->sinks[0].ext.device.address);
                     audio_io_handle_t output = AUDIO_IO_HANDLE_NONE;
+                    audio_output_flags_t flags =
+                            patch->sinks[0].config_mask & AUDIO_PORT_CONFIG_FLAGS ?
+                            patch->sinks[0].flags.output : AUDIO_OUTPUT_FLAG_NONE;
                     sp<ThreadBase> thread = mAudioFlinger.openOutput_l(
                                                             patch->sinks[0].ext.device.hw_module,
                                                             &output,
                                                             &config,
                                                             device,
                                                             address,
-                                                            AUDIO_OUTPUT_FLAG_NONE);
+                                                            flags);
                     ALOGV("mAudioFlinger.openOutput_l() returned %p", thread.get());
                     if (thread == 0) {
                         status = NO_MEMORY;
@@ -262,6 +265,9 @@
                 } else {
                     config.format = newPatch.mPlayback.thread()->format();
                 }
+                audio_input_flags_t flags =
+                        patch->sources[0].config_mask & AUDIO_PORT_CONFIG_FLAGS ?
+                        patch->sources[0].flags.input : AUDIO_INPUT_FLAG_NONE;
                 audio_io_handle_t input = AUDIO_IO_HANDLE_NONE;
                 sp<ThreadBase> thread = mAudioFlinger.openInput_l(srcModule,
                                                                     &input,
@@ -269,7 +275,7 @@
                                                                     device,
                                                                     address,
                                                                     AUDIO_SOURCE_MIC,
-                                                                    AUDIO_INPUT_FLAG_NONE);
+                                                                    flags);
                 ALOGV("mAudioFlinger.openInput_l() returned %p inChannelMask %08x",
                       thread.get(), config.channel_mask);
                 if (thread == 0) {
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 90e2e8e..fe80d92 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -3792,6 +3792,10 @@
     config->role = AUDIO_PORT_ROLE_SOURCE;
     config->ext.mix.hw_module = mOutput->audioHwDev->handle();
     config->ext.mix.usecase.stream = AUDIO_STREAM_DEFAULT;
+    if (mOutput && mOutput->flags != AUDIO_OUTPUT_FLAG_NONE) {
+        config->config_mask |= AUDIO_PORT_CONFIG_FLAGS;
+        config->flags.output = mOutput->flags;
+    }
 }
 
 // ----------------------------------------------------------------------------
@@ -7894,6 +7898,10 @@
     config->role = AUDIO_PORT_ROLE_SINK;
     config->ext.mix.hw_module = mInput->audioHwDev->handle();
     config->ext.mix.usecase.source = mAudioSource;
+    if (mInput && mInput->flags != AUDIO_INPUT_FLAG_NONE) {
+        config->config_mask |= AUDIO_PORT_CONFIG_FLAGS;
+        config->flags.input = mInput->flags;
+    }
 }
 
 // ----------------------------------------------------------------------------
@@ -8861,6 +8869,15 @@
     }
 }
 
+void AudioFlinger::MmapPlaybackThread::toAudioPortConfig(struct audio_port_config *config)
+{
+    MmapThread::toAudioPortConfig(config);
+    if (mOutput && mOutput->flags != AUDIO_OUTPUT_FLAG_NONE) {
+        config->config_mask |= AUDIO_PORT_CONFIG_FLAGS;
+        config->flags.output = mOutput->flags;
+    }
+}
+
 void AudioFlinger::MmapPlaybackThread::dumpInternals(int fd, const Vector<String16>& args)
 {
     MmapThread::dumpInternals(fd, args);
@@ -8951,4 +8968,13 @@
     }
 }
 
+void AudioFlinger::MmapCaptureThread::toAudioPortConfig(struct audio_port_config *config)
+{
+    MmapThread::toAudioPortConfig(config);
+    if (mInput && mInput->flags != AUDIO_INPUT_FLAG_NONE) {
+        config->config_mask |= AUDIO_PORT_CONFIG_FLAGS;
+        config->flags.input = mInput->flags;
+    }
+}
+
 } // namespace android
diff --git a/services/audioflinger/Threads.h b/services/audioflinger/Threads.h
index f18294b..680e021 100644
--- a/services/audioflinger/Threads.h
+++ b/services/audioflinger/Threads.h
@@ -1679,6 +1679,8 @@
 
                 void        updateMetadata_l() override;
 
+    virtual     void        toAudioPortConfig(struct audio_port_config *config);
+
 protected:
 
                 audio_stream_type_t         mStreamType;
@@ -1707,6 +1709,8 @@
                 void           processVolume_l() override;
                 void           setRecordSilenced(uid_t uid, bool silenced) override;
 
+    virtual     void           toAudioPortConfig(struct audio_port_config *config);
+
 protected:
 
                 AudioStreamIn*  mInput;