As asked by @Hui Wang, I have created a separate bug #1880571 for my
problem on focal fossa and run apport-collect. As the data collected by
apport showed that timidity was running I have uninstalled timidity and
this seems to have fixed the problem: audio output was immediately
restored, and
I am still affected by this bug on focal with intel gpu/hda on kernel
5.4.0-26
Adding the value to /etc/modprobe.d/alsa-base.conf does not help me
Linux Ashen-One 5.4.0-26-generic #30-Ubuntu SMP Mon Apr 20 16:58:30 UTC 2020
x86_64 x86_64 x86_64 GNU/Linux
➜ ~ lspci -v
00:00.0 Host bridge: Intel
I have had this on 19.10 (see https://bugs.launchpad.net/ubuntu/+source
/linux-oem-osp1/+bug/1864061/comments/42) and on 20.04.
Adding "options snd-hda-intel dmic_detect=0" to the end of
/etc/modprobe.d/alsa-base.conf has apparently fixed the issue on 20.04
(microphone is still working).
I
I have had this since I upgraded from U18.04 to U20.04. I am using kernel
5.4.0-7626-generic #30~1588169883~20.04~bbe668a-Ubuntu. I can get my sound/mic
input to work after using the following command: sudo apt install --reinstall
alsa-base alsa-utils pulseaudio linux-sound-base libasound2
On 5.3.0-46-generic had this issue on Lenovo C930.
Adding "options snd-hda-intel dmic_detect=0" in the /etc/modprobe.d
/alsa-base.conf got me sound again.
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I have found the solution for me finally!
My conflict was with my home assistant installation when alsa and
pulseaudio were conflicting with hassio_audio container.
For anyone with the same problem you can refer to: https://community
Affected by this same bug.
Workaround described on https://bugs.launchpad.net/ubuntu/+source/linux-
oem-osp1/+bug/1864061/comments/9 did not do the trick either.
The only solution that worked (but not always, sometimes it just
duplicates "Dummy output") was `pulseaudio -k && sudo alsa force-
Sorry Javi and everyone else... i should have specified "did not fix
_for me_" and "_I_ still need the workaround...
Maybe it fixes for someone, but i'm clearly not one of them.
Javi: just to be sure, is this the workarround you tried?
https://bugs.launchpad.net/ubuntu/+source/linux-oem-
Ok, thank you for your answer. Tried with workarounds mentioned and not
working.
Regards
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Title:
PCI/internal sound card not detected
To
5.3.0-46-generic did not fix. Still need the workaround.
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Title:
PCI/internal sound card not detected
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These are my dmesg and alsa-base.conf
dmesg:
[0.00] microcode: microcode updated early to revision 0x38, date = 2019-
01-15
[0.00] Linux version 5.3.0-46-generic (buildd@lgw01-amd64-003) (gcc vers
ion 9.2.1 20191008 (Ubuntu 9.2.1-9ubuntu2)) #38-Ubuntu SMP Fri Mar 27 17:37:05 U
TC
Same problem with Ubuntu 19.10 Lenovo Ideapad 320-15IAP Kernel 5.3.0-46.
None of the proposed solutions have worked. Same problem with Dummy
Sound inside Gnome. I can see card and output with alsamixer.
Thanks in advance.
uname -a
Linux homeserver 5.3.0-46-generic #38-Ubuntu SMP Fri Mar 27
Adding "options snd-hda-intel dmic_detect=0" to the end of
/etc/modprobe.d/alsa-base.conf fixes the sound issue, but added some
internal errors that appear to have been resolved by a simple apt update
&& apt upgrade.
Thanks much!
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I have an Intel(R) Core(TM) i7-6700K CPU @ 4.00GHz, with 5.3.0-46-generic
#38~18.04.1-Ubuntu.
My HDMI and Display Port audio were not working. Putting "options snd-hda-intel
dmic_detect=0" in the /etc/modprobe.d/alsa-base.conf and rebooting solved the
problem.
Thanks Hui Wang !
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@Peter,
Your machine is a coffeelake platform. please manually generate a
symbolink for firmware "sudo ln -s /lib/firmware/intel/sof/sof-cnl.ri
/lib/firmware/intel/sof/sof-cfl.ri", reboot.
Or put "options snd-hda-intel dmic_detect=0" in the /etc/modprobe.d
/alsa-base.conf, reboot
--
You
I can only attach one file per reply, so I appended the full dmesg to
the end of alsa-info.
Please let me know if I can add any other info.
** Attachment added: "Alsa info + dmesg"
https://bugs.launchpad.net/ubuntu/+source/linux-oem-osp1/+bug/1864061/+attachment/5354246/+files/alsa-info.txt
@Peter Albrecht & Hendy,
Please upload the dmesg and alsa-info.txt.
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Title:
PCI/internal sound card not detected
To manage notifications about
I'm on Linux amanah 5.3.0-46-generic #38~18.04.1-Ubuntu SMP Tue Mar 31
04:17:56 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
HP Spectre x360
Intel® Core™ i7-8565U CPU @ 1.80GHz × 8
Intel® UHD Graphics (Whiskey Lake 3x8 GT2)
No modifications to modprobe
[*] Laptop speaker working
[ ] Microphone not
For what it's worth, my audio devices all still appear as "dummy output" on my
Dell G3 15 3590 running 5.3.0-46-generic. Sound works perfectly on 5.3.0-40 and
before. I have not applied any workarounds to the system.
Please let me know what I can do to help debug.
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Did a modprobe snd-hda-intel and unblacklisted snd_hda_intel, audio
works!! My bad for disturbing, anyway, thanks!
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Title:
PCI/internal sound
I didn't have any problems until some hours ago (I believe it started
after updating to kernel -46). Now I'm riding this boat. Nothing helps,
already tried everything, even regression to kernel -40.
Before reinstalling alsa-base, my Audio Driver showed up as
snd_hda_intel, but now it just shows
This bug was fixed in the package linux - 5.3.0-46.38
---
linux (5.3.0-46.38) eoan; urgency=medium
* eoan/linux: 5.3.0-43.36 -proposed tracker (LP: #1867301)
* Fix AMD Stoney Ridge screen flickering under 4K resolution (LP: #1864005)
- iommu/amd: Disable IOMMU on Stoney
I am having this problem (only dummy output) on ubuntu 19.10 with linux kernel
5.3.0.45.38. After booting I can make the output show up and work by running
pulseaudio -k && sudo alsa force-reload
Maybe that workaround helps other people suffering from this problem until a
fix is available.
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@Janos,
Since it is a Acer laptop, it is highly possible that the existing ucm
doesn't support your machine. please refer to /usr/share/alsa/ucm/sof-
skl_hda_card/*.conf and do a bit change on them according to your
machine.
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@hui.wang
I've performed the suggested upgrade in .../1868210 but the issue is the same.
So, we are waiting for the solution. (BTW 'we' means me and my colleagues
struggling with the same.)
thanks
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The x1c7 should be supported. please refer to
https://bugs.launchpad.net/ubuntu/+source/alsa-lib/+bug/1868210
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Title:
PCI/internal sound card
@hui.wang
I have a lenovo X1 7th gen; 20QD.
Alsamixer reports /proc/asound/cards as:
sof-skl_hda_car - sof-skl_hda_card
LENOVO-20QDCTO1WW-ThinkPadX1Carbon7th-20QDCTO1WW
There are some changes between what I see today in alsamixer and what was shown
before.
Alsamixer now shows these levels
You mention that Alsa will 'just work' with ucm2.
It sounds like my best strategy now is to wait for Ubuntu 20.04.
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Title:
PCI/internal sound
@roland and Janos,
For ucm, please refer to https://bugs.launchpad.net/bugs/1868210 and
https://bugs.launchpad.net/bugs/1859754, if current ucm doesn't cover
your machine, you could do some change based on existing ucm, then SRU
them to ubuntu 19.10 and 18.04.
For ubuntu 20.04, since the
@roland and Janos,
To make the internal mic work, removing the dmic_detect=0 is not enough,
also needs a workable ucm to cover your machine (/usr/share/alsa/ucm/).
So far we try to cover all machines which are certified by ubuntu.
@Janos,
you could take a look at
I also have a problem with the microphone, it doesn't work.
I have made the workaround (dmic_detect=0) and the sound is working but there
is no mic.
My laptop is an Acer Swift 3 with the newest Intel CPU. /The headset is working
but from home-office, I should use the built-in mic and speaker.
@hui.wang and @logix2
I'm on Linux MiX 5.3.0-46-generic without the workaround.
It detects my card as: sof-skl_hda_car - sof-skl_hda_card
I had to run 'alsamixer' in the commandline, select 'capture' i.e. F4
and turn Mic Boost up and down.
And.. The mic worked only once. After one capture was
@Logix,
Wait for the -46 kernel, then remove the workaround.
thx.
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Title:
PCI/internal sound card not detected
To manage notifications about
Any idea how to get the mic working after applyying the workaround?
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Title:
PCI/internal sound card not detected
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@Renaud,
No Speaker? I could understand there is no microphone. Maybe the sound
driver sof fails to load firmware or topology, then you will get a dummy
sound card (no speaker and no microphone). Please check your dmesg, it
will tell you what is wrong for the sound driver.
And even the driver
Working on a HP Elitebook 830 G6 under Ubuntu 19 I faced the sound issue.
My sound card was not detesnd_soc_sklcted.
I am therefore using the workaround "options snd-hda-intel dmic_detect=0"
I noticed blacklisting snd_soc_skl was not needed.
This way my laptop's speaker are working.
Now I also
I can confirm too that -43 from proposed combined with alsa-base options
in modprobe work.
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Title:
PCI/internal sound card not detected
To
Thanks -- looks like it's working!
For anyone else with this problem, I enabled proposed (as found in
https://wiki.ubuntu.com/Testing/EnableProposed), then ran apt install
for:
linux-generic/eoan-proposed linux-headers-generic/eoan-proposed linux-
image-generic/eoan-proposed
@Akkana,
I can't find any problems from your dmesg. Since -42 has regression, let
us test -43 kernel, you could enable proposed then run apt-get update,
you will find the -43 kernel. And please install the alsa-lib of #66 I
mentioned.
How to enable proposed, please refer to:
Here's dmesg after booting with 5.3.0-42-generic, with options snd-hda-
intel dmic_detect=0 appended to the end of /etc/modprobe.d/alsa-
base.conf.
If I reboot into 5.3.0-40-generic, sound plays fine (of course the mic
isn't detected, which I think is a well known bug).
Where would I get the
Akkana,
Could you upload your dmesg, or could you install 5.3.0-43 kernel, and
with -43 kernel, you could remove dmic_detect=0 or keep it.
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> Please add "options snd-hda-intel dmic_detect=0" in the
/etc/modprobe.d/alsa-base.conf, then the legacy hda driver will work as
before.
That workaround doesn't work on my Lenovo Carbon X1 gen7. It does let
pavucontrol see the audio card again, but no adjustment in pavucontrol,
alsamixergui or
Please wait for the 5.3.0-43 kernel, and it is already in the -propose.
please refer to:
https://bugs.launchpad.net/ubuntu/+source/alsa-
lib/+bug/1859754/comments/66
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I just upgraded my ubuntu 19.10 and suddenly lost my sound card. Kernel
was updated from 5.3.0-40 to 5.3.0-42. This switched the sound driver
from snd_hda to snd_soc which sounds very promising but it seems a
firmware is missing and it is unclear where we are supposed to get the
firmware from.
This bug was fixed in the package linux-oem-osp1 - 5.0.0-1043.48
---
linux-oem-osp1 (5.0.0-1043.48) bionic; urgency=medium
* bionic/linux-oem-osp1: 5.0.0-1043.48 -proposed tracker (LP:
#1867111)
* All PS/2 ports on PS/2 Serial add-in bracket are not working after S3
(LP:
The hang/unresponsive system is an intel gpu problem:
Due to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1861395
And yes, I can confirm, this bug is fixed with the latest kernel.
** Tags removed: verification-needed-eoan
** Tags added: verification-done-eoan
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It seems it fixed some things. There are even more problems now.
- Changing sound cards and output in settings is making my system
unresponsive for multiple seconds.
With these errors in my dmesg:
[di mrt 17 22:56:30 2020] sof-audio-pci :00:1f.3: error: no reply expected,
received 0x0
[di
The bug is fixed. I already had proposed updates enabled.
It works with this kernel:
Linux MiX 5.3.0-43-generic #36-Ubuntu SMP Mon Mar 16 13:29:01 UTC 2020 x86_64
x86_64 x86_64 GNU/Linux
I do have however other problems.
The microphone isn't working and it's not detected as a 4.0 sound system.
This bug was fixed in the package linux-oem-osp1 - 5.0.0-1043.48
---
linux-oem-osp1 (5.0.0-1043.48) bionic; urgency=medium
* bionic/linux-oem-osp1: 5.0.0-1043.48 -proposed tracker (LP:
#1867111)
* All PS/2 ports on PS/2 Serial add-in bracket are not working after S3
(LP:
This bug is awaiting verification that the kernel in -proposed solves
the problem. Please test the kernel and update this bug with the
results. If the problem is solved, change the tag 'verification-needed-
eoan' to 'verification-done-eoan'. If the problem still exists, change
the tag
** Changed in: linux (Ubuntu Eoan)
Status: Confirmed => Fix Committed
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Title:
PCI/internal sound card not detected
To manage
> Please add "options snd-hda-intel dmic_detect=0" in the
/etc/modprobe.d/alsa-base.conf, then the legacy hda driver will work as
before.
Can confirm. This works.
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Loading the old driver, also seems to fixed my problems with suspend and
resume.
Thanks for the information you've given so quickly.
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Title:
** Description changed:
The sof-pci-dev and snd-soc-skl all contains the same pciid, if
the soc-skl is loaded ahead of sof-pci-dev, the sof driver will
not work anymore, in the oem project, we manually put the soc-skl
in the blacklist.
From kernel-5.4 (focal kernel), the driver
We need to backport the this commint, this is already backported to 5.4
focal kernel, but it is not in the eoan kernel yet:
commit 8ce1cbd6ce0b1bda0c980c64fee4c1e1378355f1
Author: Jaroslav Kysela
Date: Wed Jan 22 20:07:52 2020 +0100
ASoC: topology: fix soc_tplg_fe_link_create() -
The -41 introduced this commit from stable kernel, after reverting it,
the sof driver will not print calltrace anymore (#4). And the kernle-5.4
(focal) also backported this commit, but it doesn't introduce the
calltrace in the 5.4 kernel. So it looks like to backport this commit to
5.3, we need
Please add "options snd-hda-intel dmic_detect=0" in the /etc/modprobe.d
/alsa-base.conf, then the legacy hda driver will work as before.
I am working on it, will fix it soon.
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Hui Wang (hui.wang)
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: linux (Ubuntu Eoan)
Status: New => Confirmed
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Title:
Is there a way I can work around?
Maybe via blacklists?
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Title:
PCI/internal sound card not detected
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I know, it's committed to linux-oem-osp1 and it's not available yet. For
the stock kernel package you'll need to wait even longer.
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Eoan)
Importance: Undecided
Status: New
** Also
@tjaalton you changed the package to linux-oem-osp1.
I don't have linux-oem-osp1 installed. So, it happens in multiple kernel
packages.
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@tjaalton You mention a fix is commited.
I would like to test the fix.
Is it in proposed already?
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Title:
PCI/internal sound card not detected
** Package changed: alsa-driver (Ubuntu) => linux-oem-osp1 (Ubuntu)
** Also affects: linux-oem-osp1 (Ubuntu Bionic)
Importance: Undecided
Status: New
** Changed in: linux-oem-osp1 (Ubuntu Bionic)
Status: New => Fix Committed
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** Description changed:
The sof-pci-dev and snd-soc-skl all contains the same pciid, if
the soc-skl is loaded ahead of sof-pci-dev, the sof driver will
not work anymore, in the oem project, we manually put the soc-skl
in the blacklist.
From kernel-5.4 (focal kernel), the driver
Thank you for your response.
I've blacklisted the driver:
$ cat /etc/modprobe.d/blacklist.conf |grep snd_soc_skl
blacklist snd_soc_skl
It didn't help. Sound still has the dummy output.
I've added the dmesg log.
Which includes a call Trace and multiple errors regarding the sound driver.
**
** Description changed:
+ The sof-pci-dev and snd-soc-skl all contains the same pciid, if
+ the soc-skl is loaded ahead of sof-pci-dev, the sof driver will
+ not work anymore, in the oem project, we manually put the soc-skl
+ in the blacklist.
+
+ From kernel-5.4 (focal kernel), the driver
This machine has dmic on it, so the legacy hda abort the probe:
snd_hda_intel :00:1f.3: Digital mics found on Skylake+ platform, aborting
probe
And if want the legacy hda driver to work, please add options snd-hda-
intel dmic_detect=0 in the /etc/modprobe.d/alsa-base.conf
This is a machine
It seems there were some fixes in the new kernel for the intel sound system.
Including some for the Lenovo X1 carbon 7th gen.
https://launchpad.net/ubuntu/+source/linux/5.3.0-41.33
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** Package changed: ubuntu => alsa-driver (Ubuntu)
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Title:
PCI/internal sound card not detected
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