[alsa-devel] No sound on Thinkpad T440s in Docking Station

[Joschi Brauchle]

On 05/06/2014 05:41 PM, Takashi Iwai wrote:
> At Tue, 06 May 2014 17:20:29 +0200,
> Joschi Brauchle wrote:
>>
>> Alright, I think I found the correct settings:
>>
>> [codec]
>> 0x10ec0292 0x17aa220c 0
>>
>> [pincfg]
>> 0x16 0x21211010
>> 0x19 0x21a11010
>>
>> If
>> a) no headphones plugged in anywhere, laptop speakers work
>> b) headphones only plugged in dock and not at laptop, dock headphones
>> work, laptop speakers silent
>> c) headphones plugged in laptop (and/or dock), only laptop headphones
>> work, laptop speakers and dock headphone silent
>>
>> If this is the intended behavior, these values work.
>
> Looks good.  Below is the revised patch I'm going to apply to the
> sound git tree.  Could you check whether it works as expected?
>
> Once confirmed, I can take it to openSUSE 13.1, too.
>
>
> thanks,
>
> Takashi
>
> ---
> From: Takashi Iwai <tiwai at suse.de>
> Subject: [PATCH] ALSA: hda - Add dock pin setups for Thinkpad T440
>
> The headphone and mic jacks on Thinkpad T440 are assigned to pins NID
> 0x16 and 0x19, respectively.  These need to be set up manually by a
> fixup.
>
> Reported-by: Joschi Brauchle <joschi.brauchle at tum.de>
> Signed-off-by: Takashi Iwai <tiwai at suse.de>
> ---
>   sound/pci/hda/patch_realtek.c | 15 ++++++++++++++-
>   1 file changed, 14 insertions(+), 1 deletion(-)
>
> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
> index b60de0dc40d3..40f9b5d712eb 100644
> --- a/sound/pci/hda/patch_realtek.c
> +++ b/sound/pci/hda/patch_realtek.c
> @@ -4236,6 +4236,7 @@ enum {
>   	ALC255_FIXUP_HEADSET_MODE,
>   	ALC255_FIXUP_HEADSET_MODE_NO_HP_MIC,
>   	ALC293_FIXUP_DELL1_MIC_NO_PRESENCE,
> +	ALC292_FIXUP_TPT440_DOCK,
>   };
>
>   static const struct hda_fixup alc269_fixups[] = {
> @@ -4639,6 +4640,16 @@ static const struct hda_fixup alc269_fixups[] = {
>   		.chained = true,
>   		.chain_id = ALC269_FIXUP_HEADSET_MODE
>   	},
> +	[ALC292_FIXUP_TPT440_DOCK] = {
> +		.type = HDA_FIXUP_PINS,
> +		.v.pins = (const struct hda_pintbl[]) {
> +			{ 0x16, 0x21211010 }, /* dock headphone */
> +			{ 0x19, 0x21a11010 }, /* dock mic */
> +			{ }
> +		},
> +		.chained = true,
> +		.chain_id = ALC269_FIXUP_LIMIT_INT_MIC_BOOST
> +	},
>   };
>
>   static const struct snd_pci_quirk alc269_fixup_tbl[] = {
> @@ -4803,7 +4814,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
>   	SND_PCI_QUIRK(0x17aa, 0x21fb, "Thinkpad T430s", ALC269_FIXUP_LENOVO_DOCK),
>   	SND_PCI_QUIRK(0x17aa, 0x2203, "Thinkpad X230 Tablet", ALC269_FIXUP_LENOVO_DOCK),
>   	SND_PCI_QUIRK(0x17aa, 0x2208, "Thinkpad T431s", ALC269_FIXUP_LENOVO_DOCK),
> -	SND_PCI_QUIRK(0x17aa, 0x220c, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
> +	SND_PCI_QUIRK(0x17aa, 0x220c, "Thinkpad T440s", ALC292_FIXUP_TPT440_DOCK),
> +	SND_PCI_QUIRK(0x17aa, 0x220e, "Thinkpad T440p", ALC292_FIXUP_TPT440_DOCK),
>   	SND_PCI_QUIRK(0x17aa, 0x2212, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
>   	SND_PCI_QUIRK(0x17aa, 0x2214, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
>   	SND_PCI_QUIRK(0x17aa, 0x2215, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
> @@ -4881,6 +4893,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = {
>   	{.id = ALC269_FIXUP_DELL2_MIC_NO_PRESENCE, .name = "dell-headset-dock"},
>   	{.id = ALC283_FIXUP_CHROME_BOOK, .name = "alc283-dac-wcaps"},
>   	{.id = ALC283_FIXUP_SENSE_COMBO_JACK, .name = "alc283-sense-combo"},
> +	{.id = ALC292_FIXUP_TPT440_DOCK, .name = "tpt440-dock"},
>   	{}
>   };
>
>

I have rebuilt the snd-hda-* modules with the patch above (adapted to 
3.11 kernel) and tested successfully! Sound is working fine while 
docking now.

Thanks!

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