Re: [regression] Mute button LED stopped working on Lenovo X1 Extreme

From: Bartosz Golaszewski
Date: Mon Dec 17 2018 - 07:29:28 EST


pt., 14 gru 2018 o 18:30 Greg Kroah-Hartman
<gregkh@xxxxxxxxxxxxxxxxxxx> napisaÅ(a):
>
> On Fri, Dec 14, 2018 at 06:20:10PM +0100, Bartosz Golaszewski wrote:
> > Hi,
> >
> > I'm not sure what the connection is exactly but commit dcd51305cd41
> > ("ALSA: hda/realtek - fix the pop noise on headphone for lenovo
> > laptops") broke the mute button LED on my Lenovo X1 Extreme laptop.
> >
> > I don't have any more info frankly and don't even know where to start
> > debugging. Other LEDs work fine. This mute button LED never had any
> > entry in /sys/class/leds, I'm not sure how it's handled.
> >
> > Let me know if you need more debugging on my part.
>
> There is a fix for this in the 4.19-rc tree right now. It's in Linus's
> tree if you want to just use that repo, or just wait a few days and it
> will be in the next 4.19.y release.
>
> thanks,
>
> greg k-h

Yep, it's back to normal in v4.19.10. Thanks.

Bart