No Sound on Laptop

[nitin chandra]

Ran the command, below is the output :

[    0.589204] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[    0.589208] software IO TLB: mapped [mem
0x000000006b512000-0x000000006f512000] (64MB)
[    1.328406] integrity: Loaded X.509 cert 'Microsoft Corporation
UEFI CA 2011: 13adbf4309bd82709c8cd54f316ed522988a1bd4'
[    1.328439] integrity: Loaded X.509 cert 'Microsoft Windows
Production PCA 2011: a92902398e16c49778cd90f99e4f9ae17c55af53'
[    4.924956] snd_hda_intel 0000:00:0e.0: DSP detected with PCI
class/subclass/prog-if info 0x040100
[    4.925755] snd_hda_intel 0000:00:0e.0: bound 0000:00:02.0 (ops
i915_audio_component_bind_ops [i915])
[   16.193822] audit: type=1400 audit(1634630632.891:27):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="libreoffice-soffice" pid=524 comm="apparmor_parser"
[   16.196956] audit: type=1400 audit(1634630632.895:28):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="libreoffice-soffice//gpg" pid=524 comm="apparmor_parser"

On Tue, 19 Oct 2021 at 14:19, Oliver Grawert <ogra at ubuntu.com> wrote:
>
> hi,
> Am Dienstag, dem 19.10.2021 um 13:55 +0530 schrieb nitin chandra:
> > Hi Oliver,
> >
> > did'nt mean to load on you this issue,
>
> no worriesm i just wanted to explain my silence :)
>
> > I am on my last thread of hope.
> >
> > I have installed 21.10 Desktop Ubuntu
> >
> > the Output as requested
> >
> > lspci -nn |grep -i audio
> >
> > Output below :
> > 00:0e.0 Multimedia audio controller [0401]: Intel Corporation
> > Celeron/Pentium Silver Processor High Definition Audio [8086:3198]
> > (rev 06)
>
> so i fear i have to trash your hope, it seems that the card uses the
> "sof" ESSX 8336 audio codec and that there are not all bits in the
> kernel and alsa for this card yet:
>
> https://github.com/thesofproject/linux/issues/2955
>
> a: dmesg | egrep "snd|sof"
>
> will likely return something like "no codecs found"
>
> your best hope seems to be to wait for the next kernel ...
>
> ciao
>         oli
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