Re: No sound on Thinkpad T440s in Docking Station

[Takashi Iwai <tiwai@suse.de>]

At Fri, 02 May 2014 10:16:10 +0200,
Joschi Brauchle wrote:
> 
> On 05/02/2014 09:31 AM, Takashi Iwai wrote:
> > At Wed, 30 Apr 2014 19:05:24 +0200,
> > Joschi Brauchle wrote:
> >>
> >>
> >>
> >> On 04/30/2014 06:43 PM, Takashi Iwai wrote:
> >>> At Wed, 30 Apr 2014 10:56:48 +0200,
> >>> Joschi Brauchle wrote:
> >>>>
> >>>> Dear all,
> >>>>
> >>>> using openSUSE 13.1 on an Thinkpad T440s, I am not getting sound once
> >>>> the laptop is docked to its docking station.
> >>>>
> >>>> I suspect an additional SND_PCI_QUIRK is needed for this model.
> >>>> "pactl list" returns
> >>>> ----------------
> >>>> alsa.mixer_name = "Realtek ALC292"
> >>>> alsa.components = "HDA:10ec0292,17aa220c,00100001"
> >>>> ----------------
> >>>> for the analog audio output sink in docked state.
> >>>>
> >>>> Hence I assume a new line *similar* to this
> >>>> ----------------
> >>>> SND_PCI_QUIRK(0x17aa, 0x220c, "Thinkpad T440s", ALC269_FIXUP_LENOVO_DOCK),
> >>>> ----------------
> >>>> is needed?
> >>>> What about the ALC292 instead of 269 Realtek chip...?
> >>>
> >>> It's a compatible chip, so the codec name doesn't matter.
> >>> You can try it with model=lenovo-dock option with the recent kernels.
> >>> For Haswell, it's safer to pass twice
> >>> (model=lenovo-dock,lenovo-dock).
> >>>
> >>> Let us know if this works for you.
> >>>
> >>>
> >>> Takashi
> >>>
> >>    Hi Takashi,
> >>
> >> so i have:
> >> ------------------ /etc/modprobe.d/50-sound.conf -------------------
> >>
> >> options snd-hda-intel model=lenovo-dock,lenovo-dock
> >> options snd slots=snd-hda-intel,snd-hda-intel
> >> # 3hqH.vsazS+ZIdb9:Intel Corporation
> >> alias snd-card-0 snd-hda-intel
> >> # u1Nb.8dI5aUgInHB:Intel Corporation
> >> alias snd-card-1 snd-hda-intel
> >> ------------------
> >> and rebooted, but still get no sound from the headphone jack on the
> >> dock, although the built-in speakers immediately mute when plugging in
> >> headphones.
> >
> > Give alsa-info.sh output with that state for further checking.
> >
> >
> > Takashi
> >
> 
> Please find alsa-info attached while docking and with 
> "model=lenovo-dock,lenovo-dock" option.

Did you take alsa-info.sh output while you're plugging to the dock
headphone jack?  With the setup, it's NID 0x1b, and "Dock Headphone
Jack" control should be "true" when properly detected.

Maybe you'd be better to figure out which dock pin corresponds to
which at first.  hda-jack-retask should be your help.


Takashi