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

[Tim Gardner]

On 1/5/23 5:11 AM, AceLan Kao 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(-)
> 
Acked-by: Tim Gardner <tim.gardner at canonical.com>
-- 
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Tim Gardner
Canonical, Inc