[alsa-devel] Headphones not detected when using Dell Dock WD15

[Sergio Villar Senin]

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.

BR