Re: thinkpad_acpi: mute button stop working on x240

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On Mon, Feb 16, 2015 at 07:24:43AM -0800, Andrew Lutomirski wrote:
> On Feb 16, 2015 3:59 AM, "Xavier Naveira" <xnaveira@xxxxxxxxx> wrote:
> >
> > Hi,
> >
> > Since the kernel 3.19 mute button stopped working for me, this seems to
> > be the commit:
> >
> >
> http://git.infradead.org/users/dvhart/linux-platform-drivers-x86.git/commitdiff/9a417ec0c9d1f7af5394333411fc4d98adb8761b
> >
> > Before that (3.18.7) the button worked as well as its led although the
> > state was reset to "unmuted" after suspend.
> >
> > I'm on a Lenovo thinkpad x240 running ubuntu 14.10 with kernel compiled
> > from kernel.org.
> >
> > I'll be glad to help debugging the problem.
> 
> What desktop environment are you using?  I suspect that you are
> misconfigured a bit, since I've had reports that this works on the X240.  I
> really ought to write a blog post about it.
> 
> --Andy
> 
> >
> >
> > Xavier

Hi Andy,

My desktop environent is i3 on top of a default installation of xubuntu.
The kernel is the only thing that changes and I can reproduce the
problem every time.

X

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