** Tags added: patch
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https://bugs.launchpad.net/bugs/2011623
Title:
[Lenovo Ideapad 310][80SM, Conexant CX20751/2, Mic, Internal] Inverted
internal microphone
Status
** Merge proposal linked:
https://code.launchpad.net/~claudiotiecher/ubuntu/+source/linux/+git/jammy/+merge/440153
** Patch added: "8892398e-cfcc-11ed-902b-fa163ecd43df.diff"
I did some more testing, this seems to fix the mic issue, add the following
line of code (note different subsystem ID compared to above):
SND_PCI_QUIRK(0x17aa, 0x3815, "Lenovo IdeaPad 310", CXT_FIXUP_STEREO_DMIC)
I did compile the module and overwritten the file inside the kernel
folder. After
I did try to debug this a little bit (newbie here).
Based on the kernel documentation of the sound subsystem
(https://www.kernel.org/doc/html/latest/sound/hd-audio/notes.html), I
managed to narrow down the issue to the /sound/pci/hda/patch_conexant.c
When I do the following the mic correctly
apport information
** Tags added: apport-collected jammy
** Description changed:
The internal mic does not work out-of-the-box. The recorded sound is
barely audible on many apps, such as Skype, Teams, Zoom.
Quick fix is to mute one of the channel.
Same issue as described here:
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