Intel CNL: audio device disappear during suspend then resume
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
firmware-sof (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
[Description]
On CNL platform, after suspend&resume, the audio device is disappleared.
$sudo rtcwake -m mem -s 5
or $systemctl suspend
it happens with the latest 6.5.0-lowtency and doesn't be observed with 6.2.0-1017-
get some errors in dmesg
~~~
1719 [ 61.041002] sof-audio-
1720 [ 61.041009] sof-audio-
1721 [ 61.041011] sof-audio-
1722 [ 61.045196] sof-audio-
1723 [ 61.045205] sof-audio-
1724 [ 61.045208] sof-audio-
1725 [ 61.049050] sof-audio-
1726 [ 61.049066] sof-audio-
1727 [ 61.049068] sof-audio-
1728 [ 61.052840] sof-audio-
1729 [ 61.052848] sof-audio-
1730 [ 61.052850] sof-audio-
1731 [ 61.056868] sof-audio-
1732 [ 61.056876] sof-audio-
1733 [ 61.056878] sof-audio-
~~~
the culprit is 82b18242ae68) ASoC: SOF: pcm: do not free widgets during suspend trigger.
it landed since v6.3.
the version of sof-bin is
~~~
$ sudo apt policy firmware-sof-signed
firmware-
Installed: 2.0-1ubuntu4.5
Candidate: 2.0-1ubuntu4.5
~~~
after upgrade the sof-bin to upstream-
the issue is gone.