ACK: [PATCH 0/1][SRU][J][K][L] Rear Audio port sometimes has no audio output after reboot(Cirrus Logic)

[Luke Nowakowski-Krijger]

Acked-by: Luke Nowakowski-Krijger <luke.nowakowskikrijger at canonical.com>

On Thu, Jan 5, 2023 at 4:11 AM AceLan Kao <acelan.kao at canonical.com> wrote:

> From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>
>
> BugLink: https://launchpad.net/bugs/1998905
>
> [Impact]
> On the development, we found sometimes there is no audio output device when
> headphone is connected to the rear audio jack.
>
> [Fix]
> Cirrus Logic provides a patch to fix this
>
> https://patchwork.kernel.org/project/alsa-devel/patch/20221205145713.23852-1-vitalyr@opensource.cirrus.com/
>
> The patch is included in v6.2-rc1
> 9fb9fa18fb50 ALSA: hda/cirrus: Add extra 10 ms delay to allow PLL settle
> and lock.
>
> [Test]
> Verified by our QA and ODM.
>
> [Where problems could occur]
> It extends the delay time, should be no harm for existing platforms.
>
> Vitaly Rodionov (1):
>   ALSA: hda/cirrus: Add extra 10 ms delay to allow PLL settle and lock.
>
>  sound/pci/hda/patch_cs8409.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> --
> 2.34.1
>
>
> --
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> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team
>
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