APPLIED Re: [SRU][OEM-5.6][PATCH 0/1] alsa/hda: The sound output is abnormal when the balance is on center after switch from the audio speaker to headset on a Dell AIO

[Timo Aaltonen]

On 27.11.2020 4.58, Hui Wang wrote:
> BugLink: https://bugs.launchpad.net/bugs/1905808
> 
> Since this patch is cced to stable kernel, I only send this patch
> to oem-5.6 kernel since oem project needs it, other ubuntu kernels
> will merge this patch with stable update.
> 
> [Impact]
> The sound output is abnormal when the balance is on center after
> switch from the audio speaker to headset on a Dell AIO
> 
> [Fix]
> Realtek engineer submit a patch to usptream, I backport this patch
> to ubuntu oem kernel.
> 
> [Test]
> plug a speaker, plug out this speaker, then plug a headset, play some
> sound from headset, the sound quality is pretty good.
> 
> [Regression Potential]
> This SRU could make some Dell AIO not work well on audio output, like
> can't output sound or output poor quality sound. but this posibility is
> low since we tested this patch on a couple of dell AIO, all worked well.
> 
> 
> Kailang Yang (1):
>    ALSA: hda/realtek - Fixed Dell AIO wrong sound tone
> 
>   sound/pci/hda/patch_realtek.c | 40 +++++++++++++++++++++++++++++++++++
>   1 file changed, 40 insertions(+)
> 

applied to oem-5.6, thanks



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