audio: mpq: Move audio output activities to audio_stream_out

Move output activities to audio_stream_out, output activites on
mpq may involve multiple handles for a single hal session, and
needs elaborate handling.

Change-Id: I42b7e16cf316be89cbe22bd70b6c685d89f15f27

hal_mpq/Android.mk

@@ -10,6 +10,7 @@ AUDIO_PLATFORM := $(TARGET_BOARD_PLATFORM)
 
 LOCAL_SRC_FILES := \
 	audio_hw.c \
+	audio_stream_out.c \
 	$(AUDIO_PLATFORM)/hw_info.c \
 	$(AUDIO_PLATFORM)/platform.c
 

hal_mpq/audio_hw.h

@@ -220,6 +220,41 @@ struct audio_device {
     int (*visualizer_stop_output)(audio_io_handle_t);
 };
 
+static const char * const use_case_table[AUDIO_USECASE_MAX] = {
+    [USECASE_AUDIO_PLAYBACK_DEEP_BUFFER] = "deep-buffer-playback",
+    [USECASE_AUDIO_PLAYBACK_LOW_LATENCY] = "low-latency-playback",
+    [USECASE_AUDIO_PLAYBACK_MULTI_CH] = "multi-channel-playback",
+    [USECASE_AUDIO_PLAYBACK_OFFLOAD] = "compress-offload-playback",
+    [USECASE_AUDIO_RECORD] = "audio-record",
+    [USECASE_AUDIO_RECORD_COMPRESS] = "audio-record-compress",
+    [USECASE_AUDIO_RECORD_LOW_LATENCY] = "low-latency-record",
+    [USECASE_AUDIO_RECORD_FM_VIRTUAL] = "fm-virtual-record",
+    [USECASE_AUDIO_PLAYBACK_FM] = "play-fm",
+    [USECASE_VOICE_CALL] = "voice-call",
+
+    [USECASE_VOICE2_CALL] = "voice2-call",
+    [USECASE_VOLTE_CALL] = "volte-call",
+    [USECASE_QCHAT_CALL] = "qchat-call",
+    [USECASE_COMPRESS_VOIP_CALL] = "compress-voip-call",
+    [USECASE_INCALL_REC_UPLINK] = "incall-rec-uplink",
+    [USECASE_INCALL_REC_DOWNLINK] = "incall-rec-downlink",
+    [USECASE_INCALL_REC_UPLINK_AND_DOWNLINK] = "incall-rec-uplink-and-downlink",
+    [USECASE_INCALL_MUSIC_UPLINK] = "incall_music_uplink",
+    [USECASE_INCALL_MUSIC_UPLINK2] = "incall_music_uplink2",
+    [USECASE_AUDIO_SPKR_CALIB_RX] = "spkr-rx-calib",
+    [USECASE_AUDIO_SPKR_CALIB_TX] = "spkr-vi-record",
+};
+
+int adev_open_output_stream(struct audio_hw_device *dev,
+                                   audio_io_handle_t handle,
+                                   audio_devices_t devices,
+                                   audio_output_flags_t flags,
+                                   struct audio_config *config,
+                                   struct audio_stream_out **stream_out);
+
+void adev_close_output_stream(struct audio_hw_device *dev,
+                                     struct audio_stream_out *stream);
+
 int select_devices(struct audio_device *adev,
                           audio_usecase_t uc_id);
 int disable_audio_route(struct audio_device *adev,