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simultaneous playback and capture will cause Input/output error #263
Description
Summary:
When simultaneous playback and capture end, input/output error will occur.
This issue is moved from firmware issue thesofproject/sof#180
Reproduce step:
test@test-CannonLake:~$ aplay -D hw:0,0 -c 2 -r 48000 -f s16_le /dev/zero -d 5 & arecord -D hw:0,0 -c 2 -r 48000 -f s16_le /dev/null -d 5
[1] 1611
Recording WAVE '/dev/null' : Signed 16 bit Little Endian, Playing raw data '/dev/zero' : Signed 16 bit Little Endian, Rate 48000 Hz, Rate 48000 Hz, Stereo
Stereo
arecord: pcm_read:2103: read error: Input/output error
[1]+ Done aplay -D hw:0,0 -c 2 -r 48000 -f s16_le /dev/zero -d 5
input/output error can reproduce every time.
Test env:
sof-master: 9b376d7
soft-master: 937032
kernel debug/v4.19-backport: 925637e
Log:
sof-logger doesn't work due to firmware issue thesofproject/sof#551
dmesg.log
Activity
mengdonglin commentedon Nov 22, 2018
@keqiaozhang @keyonjie Is this a common issue? Also happen on GLK?
keqiaozhang commentedon Nov 22, 2018
@mengdonglin
Yes, this is a common issue. This issue also happens on GLK and track in /issues/266.
mengdonglin commentedon Nov 22, 2018
Duplicate to issue #266
wenqingfu commentedon Jan 9, 2019
mark duplicate as closed
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