Re: No sound on Thinkpad T440s in Docking Station

[Joschi Brauchle <joschi.brauchle@tum.de>]

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On 05/02/2014 11:02 AM, Joschi Brauchle wrote:
>
>
> On 05/02/2014 10:21 AM, Takashi Iwai wrote:
>> 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
>>
> Hi,
>
> yes, alsa-info.sh was created while the laptop was docked and headphones
> plugged in at the docking station headphone jack.
>
> I installed hda-jack-retask and played with it a little bit, but I'm
> rather lost...
>
> What exactly whould I try to do with it?
>
> Thanks, Joschi
>

So if I override pin 0x16 with anything (i.e. type headphones) I do get 
sound from the speakers connected to the docking station headphone jack!

Joschi


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