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Commit bb6adf40 authored by Mikhail Naganov's avatar Mikhail Naganov Committed by Arne Coucheron
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Fix parameters passed to pcm_open to include PCM_MONOTONIC 

This fixes the problem of not getting CLOCK_MONOTONIC timestamps
from output stream's get_presentation_position function

Bug: 37755299
Test: aaudio LOW_LATENCY mode
Change-Id: I256fa2769ced99139b3c7690e0908ac69359067c
parent 0a3c1b0e

hal/audio_hw.c

+2 −3
Original line number Diff line number Diff line
@@ -1440,13 +1440,12 @@ int start_output_stream(struct stream_out *out) 
    ALOGV("%s: Opening PCM device card_id(%d) device_id(%d)",

          __func__, 0, out->pcm_device_id);

    if (out->usecase != USECASE_AUDIO_PLAYBACK_OFFLOAD) {

        unsigned int flags = PCM_OUT;

        unsigned int flags = PCM_OUT | PCM_MONOTONIC;

        unsigned int pcm_open_retry_count = 0;

        if (out->usecase == USECASE_AUDIO_PLAYBACK_AFE_PROXY) {

            flags |= PCM_MMAP | PCM_NOIRQ;

            pcm_open_retry_count = PROXY_OPEN_RETRY_COUNT;

        } else

            flags |= PCM_MONOTONIC;

        }



        while (1) {

            out->pcm = pcm_open(adev->snd_card, out->pcm_device_id,