ACK/cmnt: [SRU][F/G/U][PATCH 0/1] alsa/hda: The front Mic doesn't work on a HP machine

Kleber Souza kleber.souza at
Fri Oct 23 13:28:30 UTC 2020

On 23.10.20 04:52, Jeremy Szu wrote:
> BugLink:
> This fix is already applied to oem-5.6 kernel and it needs to be applied
> to focal, groovy and unstable.

Can you please explicitly nominate this bug report against Groovy? G has been
already released and it's not the development series anymore.

> [Impact]
> When using a HP machine, after plugging the headset at front jack,
> there is no any input device shows.
> [Fix]
> The codec of the HP ZCentrol is alc671 and it needs to override the pin
> configuration to enable the headset mic.
> This patch is going to be merged by upstream, now backport it to
> F/G/U.
> [Test Case]
> Boot the system, plug a headset and check the gnome-control-center,
> the Mic is active in the UI, and record the sound, it could record
> the sound.
> [Regression Risk]
> Low, this patch is to add a platform specific quirk to override pin
> configuration and already tested in this HP machine.
> Jeremy Szu (1):
>   UBUNTU: SAUCE: ALSA: hda/realtek - The front Mic on a HP machine doesn't work
>  sound/pci/hda/patch_realtek.c | 1 +
>  1 file changed, 1 insertion(+)

Acked-by: Kleber Sacilotto de Souza <kleber.souza at>

More information about the kernel-team mailing list