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SubjectRe: [PATCH] Revert "ALSA: usb-audio: Disable Lenovo P620 Rear line-in volume control"
On Tue, 22 Sep 2020 17:13:05 +0200,
Kai-Heng Feng wrote:
>
>
> > On Sep 21, 2020, at 16:40, Takashi Iwai <tiwai@suse.de> wrote:
> >
> > On Tue, 15 Sep 2020 12:39:23 +0200,
> > Kai-Heng Feng wrote:
> >>
> >> This reverts commit 34dedd2a83b241ba6aeb290260313c65dc58660e.
> >>
> >> According to Realtek, volume FU works for line-in.
> >>
> >> I can confirm volume control works after device firmware is updated.
> >
> > A slight concern is what happens if you apply this change to the
> > device before the firmware update.
>
> The desktop that equips with the USB audio device hasn't released to the market yet, so I am not really worried about this.
>
> >
> > Also, after this revert, does the mixer control appear properly?
>
> Yes it does.

Alright, then let's take the patch.
Thanks for clarification.


Takashi

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