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[BUG][MTL] Speaker playback IO error #7979
Description
Describe the bug
Playback a wave to speaker with aplay, see io error in terminal immediately. no obviously error in kernel log, and in mtrace, xrun happened.
[ 1.999690] <inf> host_comp: host_get_copy_bytes_normal: comp:0 0x40000 no bytes to copy, available samples: 384, free_samples: 0
[ 2.000706] <inf> host_comp: host_get_copy_bytes_normal: comp:0 0x40000 no bytes to copy, available samples: 384, free_samples: 0
To Reproduce
simple do aplay to speaker pipeline:
aplay -Dhw:0,2 -f dat -c 2 -i -vvv /dev/zero
Reproduction Rate
100%
Reproduced with
Latest daily sof-dev kernel
Latest SOF main
topology: sof-mtl-rt711-l0-rt1316-l23-rt714-l1.tplg
Platform: {MTL SDW} with external codecs on GEN4 AIOC (sh-mtlp-rvp-sdw-09, not in CI farm)
- Headset: ALC711 (headset) on link 0,
- Speaker: ALC1316 x2 on link 2 & 3
- DMIC: ALC714 on link1.
kernel options snd_soc_sof_sdw quirk=2
The first bad commit is: e424b87
Activity
mengdonglin commentedon Jul 26, 2023
@ranj063 Can you help check this regression?
[-][BUG] Speaker playback IO error[/-][+][BUG][MTL] Speaker playback IO error[/+]ranj063 commentedon Jul 27, 2023
@mengdonglin I think I know the issue. We're missing the src buffer update in the case of multie endpoint playback. I've given @btian1 the change to try out and check if it fixes the problem
btian1 commentedon Jul 27, 2023
it fixed this issue, please check with below PR, @aiChaoSONG @bardliao @ranj063
#7987
copier: fix no consume for multi endpoint copy
copier: fix no consume for multi endpoint copy
lgirdwood commentedon Jul 31, 2023
@aiChaoSONG Now merged #7987.
aiChaoSONG commentedon Jul 31, 2023
Verified fix #7987, close.