APPLIED: [A/B/OEM][PATCH] Chang the location for one of two front mics on a lenovo thinkcentre machine

Kleber Souza kleber.souza at
Tue May 15 09:55:29 UTC 2018

On 04/24/18 07:44, Hui Wang wrote:
> BugLink:
> [Impact]
> On one of Lenovo thinkcenter machines we have, there are two microphone jacks
> on the front panel, but only one of them can work after we plug a micrphone in
> them.
> [Fix]
> Because two microphones are located in front panels, the alsa driver will assign
> the same jack name to them, but pulseaudio can't handle two jacks with the same
> name.
> After applying this FIXUP, they will have different mixer name,
> then pulseaudio can handle them correctly.
> [Test Case]
> After booting up, plug micrphone into any one of the two audio jacks, the microphone
> works very well.
> [Regression Potential]
> Very low, since this patch is specific to the thinkcenter machine with subsystem id
> 0x17aa3138.
> Hui Wang (1):
>   ALSA: hda/realtek - adjust the location of one mic
>  sound/pci/hda/patch_realtek.c | 1 +
>  1 file changed, 1 insertion(+)

Applied to artful/master-next and bionic/master-next branched.


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