Re: Headphones not detected when using Dell Dock WD15

[Sergio Villar Senin <svillar@igalia.com>]

O Mar, 09-05-2017 ás 10:37 +0200, Takashi Iwai escribiu:
> On Tue, 09 May 2017 10:32:19 +0200,
> Sergio Villar Senin wrote:
> > 
> > O Mar, 09-05-2017 ás 08:15 +0200, Takashi Iwai escribiu:
> > > On Mon, 08 May 2017 11:34:33 +0200,
> > > Sergio Villar Senin wrote:
> > > > 
> > > > Hi,
> > > > 
> > > > I reported this bug to pulseaudio[1] but after some
> > > > investigation
> > > > it
> > > > looks like the alsa mixer is not working for the dock.
> > > > 
> > > > I'll be happy to provide any additional info which might be
> > > > required
> > > > (attaching alsa-info.sh BTW). Please add me to the Cc as I am
> > > > not
> > > > subscribed to this list
> > > 
> > > Did you try to update the dock BIOS?
> > > The old BIOS on some Dell docks had a few known issues.
> > 
> > I tried with a virtual machine but the firmware update program
> > crashes
> > for some reason. Anyway the dock seems to be working fine because
> > the
> > Windows virtual machine properly detects the headphones when
> > plugged
> > in.
> 
> Well, it's a USB-audio device and it doesn't give the jack detection
> control like HD-audio.

Not sure about the next step. Do you need additional information to
solve the issue? Are you saying that it's a HW issue and that alsa is
not going to provide any fix? I'm a bit confused.

BR
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