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Commit cec8ad8b authored by Uday Kishore Pasupuleti's avatar Uday Kishore Pasupuleti Committed by Prashant Malani
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Remove playback support on speaker 

Only A2DP playback is supported on wearables so remove
audio playback support on speaker if NO_AUDIO_OUT is defined.

Bug: 20134606, 20081871, 20068070
Change-Id: I300bec8e0b645b431c437e57077eaa35d6ad6093
parent e406d08e

hal/Android.mk

+4 −0
Original line number Diff line number Diff line
@@ -54,6 +54,10 @@ ifeq ($(strip $(AUDIO_FEATURE_ENABLED_HFP)),true) 
    LOCAL_SRC_FILES += audio_extn/hfp.c

endif



ifeq ($(strip $(AUDIO_FEATURE_NO_AUDIO_OUT)),true)

    LOCAL_CFLAGS += -DNO_AUDIO_OUT

endif



LOCAL_MODULE := audio.primary.$(TARGET_BOARD_PLATFORM)



LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/hw

hal/audio_hw.c

+21 −0
Original line number Diff line number Diff line
@@ -1446,6 +1446,23 @@ static int out_set_volume(struct audio_stream_out *stream, float left, 
    return -ENOSYS;

}



#ifdef NO_AUDIO_OUT

static ssize_t out_write_for_no_output(struct audio_stream_out *stream,

                                       const void *buffer, size_t bytes)

{

    struct stream_out *out = (struct stream_out *)stream;



    /* No Output device supported other than BT for playback.

     * Sleep for the amount of buffer duration

     */

    pthread_mutex_lock(&out->lock);

    usleep(bytes * 1000000 / audio_stream_frame_size(&out->stream.common) /

            out_get_sample_rate(&out->stream.common));

    pthread_mutex_unlock(&out->lock);

    return bytes;

}

#endif



static ssize_t out_write(struct audio_stream_out *stream, const void *buffer,

                         size_t bytes)

{
@@ -2088,7 +2105,11 @@ static int adev_open_output_stream(struct audio_hw_device *dev, 
    out->stream.common.remove_audio_effect = out_remove_audio_effect;

    out->stream.get_latency = out_get_latency;

    out->stream.set_volume = out_set_volume;

#ifdef NO_AUDIO_OUT

    out->stream.write = out_write_for_no_output;

#else

    out->stream.write = out_write;

#endif

    out->stream.get_render_position = out_get_render_position;

    out->stream.get_next_write_timestamp = out_get_next_write_timestamp;

    out->stream.get_presentation_position = out_get_presentation_position;