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[BUG][CFL] System freeze when capture via both 2 DMIC at same time. #1674

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Description

@ClarexZhou

Describe the bug
System freeze when capture via both 2 DMIC at same time.

To Reproduce

  1. Open one terminal, run 'arecord -Dhw:0,6 -r48000 -c2 -fs32_le -vv -i 1.wav'
  2. Open one terminal, run 'arecord -Dhw:0,7 -r48000 -c2 -fs16_le -vv -i 2.wav'

frequency
100%

Actual result
System freeze

Expected result
Both capture works OK.

Environment
linux (topic/sof-dev): f745362
sof (master): fd6208d
Topology: file: sof-hda-generic-2.tplg same path as firmware
platform: CFL

only below message is got for system is freeze.
freeze2Dmic_soflogger.txt
freeze2Dmic_dmesg.txt

Activity

  1. added
    bugSomething isn't working as expected
    HDAApplies to HD-Audio bus for codec connection
    CFLApplies to Coffee Lake platform
    APLApplies to Apollolake platform
    on Jul 26, 2019
  2. xiulipan commented on Jul 26, 2019

    @xiulipan
    Contributor

    @jajanusz @lyakh
    I checked the logs and found before Jul.24 all test case is passed. But from Jul.25 the test case is not pass. Linux is not changed between these two days.

    Only un-test PR that merged on Jul.24 is #1592
    The test case is test by CI on Jun.28 and not re-test.

    Could you try to revert 8256465 and test again?

  3. xiulipan commented on Jul 26, 2019

    @xiulipan
    Contributor

    @ClarexZhou @jajanusz @lyakh
    It seems this issue is already fixed by #1669

  4. dengyangchao commented on Jul 29, 2019

    @dengyangchao

    Test it on CFL with test recipe as below, issue not reproduced. Close the bug.
    Test recipe:
    Firmware: f7809a2
    Kernel: f745362
    Topology:sof-hda-generic-2.tplg same path as firmware
    platform: CFL

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    APLApplies to Apollolake platformCFLApplies to Coffee Lake platformHDAApplies to HD-Audio bus for codec connectionbugSomething isn't working as expected

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