It also craps out sometimes during a VLC video, and I have to pkill
pipewire
write(2, "\33[1;31m[E][07439.378862] mod.pro"..., 238[E][07439.378862]
mod.protocol-native | [module-protocol-: 728 lock_socket()] server
0x556889a2b4f0: unable to lock lockfile '/run/user/1000/pipewire-0.lock':
Created attachment 303351
attachment-9108-0.html
I am currently out of the office on holiday I will be returning on
Monday December 5, I will not have access to email so replies will be
delayed
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I'm now running 6.0.9 on Ubuntu. On a cold or warm boot, the sound
works. When a system sound plays, all audio stops, and I have to logout
and log back in to get the sound to work.
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Fresh install of Ubuntu with 5.19.0-23-generic.
Audio and mic are ok, and then at random times they just stop, and I
have to do a cold reboot.
http://alsa-project.org/db/?f=de13abe18b911c0520a2b0ac232fe710b212c249
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Created attachment 301571
fwts -all
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Title:
Microphone not detected Lenovo Yoga S940
Status in Linux:
Created attachment 301572
alsa-info
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Title:
Microphone not detected Lenovo Yoga S940
Status in Linux:
Created attachment 301570
pact
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Title:
Microphone not detected Lenovo Yoga S940
Status in Linux:
Confirmed
This is still an issue; running pop_os with 5.19.1-051901-generic
.
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Title:
Microphone not detected Lenovo Yoga
This is still an issue; running pop_os with 5.18.15-051815-generic.
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Title:
Microphone not detected Lenovo Yoga
Ahh, because I said 5.16.13 didn't work; sorry ;p
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Title:
Microphone not detected Lenovo Yoga S940
Status in
(In reply to C Sights from comment #30)
> (In reply to Josh from comment #29)
>
> If you could git bisect the kernel and find out which commit breaks between
> 5.16.11 and 5.16.13 you might get some attention and keep the gains.
Ok, so 5.16.11 is good, 5.16.12 is bad. I looked at the git bisect
5.16.11 works, is there a reason you said to bisect between 5.16.11 and
5.16.13 and not 5.16.12?
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Title:
(In reply to Josh from comment #29)
If you could git bisect the kernel and find out which commit breaks
between 5.16.11 and 5.16.13 you might get some attention and keep the
gains.
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Kernel 5.16.13 boots to dummy output. 5.16.11 seems to work sometimes.
Mic also works with 5.16.11 sometimes.
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Unfortunately I replicated those same failures. All five speakers work
just fine in Windows (using qemu) although the played back verbs will
only continue activating the same speakers. When I tested it I was able
to "break" and "restore" the speakers using different verb-sets, so
while it's
** Bug watch added: Linux Kernel Bug Tracker #201251
https://bugzilla.kernel.org/show_bug.cgi?id=201251
** Bug watch added: Linux Kernel Bug Tracker #205755
https://bugzilla.kernel.org/show_bug.cgi?id=205755
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I have followed the tutorial on sniffing verbs from a virtual machine
and have managed to get a windows virtual machine outputting to all
speakers, however running the dumped verbs don't output to the bottom
speakers still.
I don't know much about audio drivers and such, so if anyone wants to
try
The qemu information (link) is in the commit I mentioned in comment#23 :
https://github.com/ryanprescott/realtek-verb-tools/wiki/How-to-sniff-
verbs-from-a-Windows-sound-driver
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Created attachment 296927
attachment-21708-0.html
I am on Holiday and will be returning on June 01 2021
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Title:
Agreed. I have no idea how the fix for the 9i speakers was engineered.
It is in the form of a bunch of modifications to the 0x20 widget of the
card using hda-verb.
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We confirmed a while back with the BIOS team that they weren't going to
be able to do the changes needed on this platform unfortunately. Sorry
We weren't able to get any details on the initialization verbs either
(tried). Are we able to reverse engineer it as was done on the S740. I
believe the
In other words: We don't have enough information to support this hw
(speakers). If vendor is not willing to add support to BIOS or give us
necessary information to add the proper initialization for the I2C
amplifiers to the driver, the only way is the reverse engineering (grab
the initialization
Example "black magic" initialization of speakers for Lenovo Ideapad
S740:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=26928ca1f06aab4361eb5adbe7ef3b5c82f13cf2
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The problem is that the BIOS doesn't activate the amplifiers on the
bottom of the body. Someone sent in an unofficial BIOS for the C940
that fixes the problem for the C940 only. See
https://bugzilla.kernel.org/show_bug.cgi?id=205755
There is a related problem with the 9i that has a proposed
Adding Lenovo contacts to Cc...
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Title:
Microphone not detected Lenovo Yoga S940
Status in Linux:
Confirmed
Two years and this is still a problem.
Yoga c930, running ubuntu 21.04 and 5.12.5
Microphone works in Win10, not in Linux. Speakers have issues also.
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I just checked the solution from this thread
https://bugzilla.kernel.org/show_bug.cgi?id=201251 and it worked for DMIC, it
appeared.
So what was needed in my case is
options snd_pcm max_alloc_per_card=41943040
I tried in ArchLinux 5.11.7.
Only issue is that the recording level too quiet and in
The mic problem should be addressed by upgrades to the sof drivers. You
may have to get some sort of quirk added for the C930.
The speaker problem is very likely an amp that is not turned on. See
https://bugzilla.kernel.org/show_bug.cgi?id=205755 for more information
and a partial fix for 14"
In this thread there is some encouraging move on the DMIC issue
https://bugzilla.kernel.org/show_bug.cgi?id=201251
I have applied the suggested patch but no successful. The issue as far as i
understand that all work on fixing is doing on the SOF driver, which is not
working itself on C930 model,
Yoga c930 Ubuntu20.10 and kernel 5.10.16
Microphone still doesn't work
Speakers are ok but not great.
The mic should work, but it doesn't, please fix mic.
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With all kernel versions shipped with Ubuntu 20.04 up to 5.4.0-29 but
excluding 5.4.0-31, sound and mic work without problems on Lenovo S940
with Intel 10th gen.
The latest upgrade which is 5.4.0-31 breaks not only the mic but also
the sound.
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Can you please attach dmesg for both 5.4.0-29-generic and
5.4.0-31-generic? Thanks.
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Title:
Microphone not
I reverted to 5.4.0-29-generic from 5.4.0-31-generic and now sound and
mic work ok.
Something in 5.4.0-31 which is the latest upgrade for Ubuntu 20.04,
breaks stuff.
I can confirm that with all kernel versions shipped with Ubuntu 20.04 up
to 5.4.0-29 but excluding 5.4.0-31, sound and mic work
New report generated and new bug reported here:
https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1880766
As now is not mic not detected, is the whole card not detected.
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I've recently upgraded to latest Lenovo Yoga S940, with Intel Core 7 10th gen.
With Focal Fossa, both audio and mic worked properly until a few days ago.
Now *sometimes* it loads with dummy audio and no mic at all.
Now it loaded with only audio and no mic.
It really seem random to me now.
This issue persists even after the latest (March 2020) BIOS update from
Lenovo. I posted about this here on the Lenovo forums:
https://forums.lenovo.com/t5/Lenovo-Yoga-Series-Notebooks/After-latest-
BIOS-update-audio-not-working-on-Yoga-C930/m-p/5009564
Is our only hope getting the Lenovo BIOS
This issue persists for me, on a C930 with 5.4.21. Adding
`snd_hda_intel.dmic_detect=0` has no effect for me: there is sound, but
only from the two front speakers. The rest of the speakers don't work.
Here's my alsa info, if it helps: http://alsa-
** Tags removed: disco
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Title:
Microphone not detected Lenovo Yoga S940
Status in Linux:
Confirmed
Status in
I've got the same problem on a C940 with 5.4.3-050403-generic. Let me
know if I can be of any help with details.
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I was able to get sound working by adding `snd_hda_intel.dmic_detect=0`
to grub command line, but still no microphone.
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It seems that there are some I2S amplifiers on the path to speakers and
the BIOS has only limited initialization. I will try to gather
information for C930 from Lenovo, too.
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I have the same problem.
If someone tells me how to elicit the correct settings under Windows I can get
them and try them out in Linux.
If someone tells me what possible settings might work under Linux (or tells me
how to figure out what settings might work) I can try to find the right
Same issue on Lenovo Yoga C940, Ubuntu 19.10, kernel 5.3.0-23-generic
x86_64. Mic not working, audio not working properly with missing
speakers.
Alsa info -> http://alsa-
project.org/db/?f=863a8059dba17f148fb2d3b5b1705d29bc900218
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Launchpad has imported 6 comments from the remote bug at
https://bugzilla.kernel.org/show_bug.cgi?id=203409.
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will be sent to the remote bug automatically. Read more about
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Yes, looks like the same audio chip. Same bug.
** Also affects: linux via
https://bugzilla.kernel.org/show_bug.cgi?id=203409
Importance: Unknown
Status: Unknown
** Package changed: pulseaudio (Ubuntu) => alsa-driver (Ubuntu)
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Might be related to this kernel bug ->
https://bugzilla.kernel.org/show_bug.cgi?id=203409=1
** Bug watch added: Linux Kernel Bug Tracker #203409
https://bugzilla.kernel.org/show_bug.cgi?id=203409
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apport information
** Attachment added: "RfKill.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292677/+files/RfKill.txt
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** Attachment added: "WifiSyslog.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292679/+files/WifiSyslog.txt
** Changed in: pulseaudio (Ubuntu)
Status: New => Confirmed
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** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292678/+files/UdevDb.txt
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** Attachment added: "PulseList.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292676/+files/PulseList.txt
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** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292674/+files/ProcInterrupts.txt
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** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292675/+files/ProcModules.txt
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** Attachment added: "ProcEnviron.txt"
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** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292670/+files/Lspci.txt
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** Attachment added: "ProcCpuinfoMinimal.txt"
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** Attachment added: "IwConfig.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292669/+files/IwConfig.txt
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** Attachment added: "Lsusb.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292671/+files/Lsusb.txt
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** Attachment added: "Dependencies.txt"
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** Attachment added: "CurrentDmesg.txt"
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** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/1845797/+attachment/5292666/+files/CRDA.txt
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** Tags added: apport-collected
** Description changed:
Ubuntu 19.10 as well as 19.04 do not detect the microphone in Lenovo
Yoga S940
Attached the screen of gnome sound control panel.
Inxi output:
System:Host: Kernel: 5.3.0-13-generic x86_64
This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1845797
and then change the status of the bug to 'Confirmed'.
If, due to the
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
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Title:
Microphone not detected
** Tags added: disco
** Tags added: eoa
** Tags removed: eoa
** Tags added: eoan
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Title:
Microphone not
Public bug reported:
Ubuntu 19.10 as well as 19.04 do not detect the microphone in Lenovo
Yoga S940
Attached the screen of gnome sound control panel.
Inxi output:
System:Host: Kernel: 5.3.0-13-generic x86_64 bits: 64 Desktop:
Gnome 3.34.0 Distro: Ubuntu 19.10 (Eoan Ermine)
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