[alsa-devel] Conexant 5051 lenovo-x200 fixes
umets at osa.pri.ee
Sat Aug 20 17:14:20 CEST 2011
On 08/19/2011 08:43 AM, Takashi Iwai wrote:
> At Fri, 19 Aug 2011 03:00:58 +0300,
> Ulo Mets wrote:
>> On 08/18/2011 01:08 PM, Takashi Iwai wrote:
>>> At Thu, 18 Aug 2011 03:45:33 +0300,
>>> Ulo Mets wrote:
>>>> I am not a kernel developer, but occasionally dig into it if something gets in my way.
>>>> On Lenovo X200 Tablet none of the mixers showed Mic Boost adjustments, but HDA-Analyzer found them
>>>> and adjusted properly. So I inserted the corresponding controls, and it worked.
>>>> Then, during testing I found that the labels of External and Docking Mic are swapped,
>>>> so I exchanged these too. Since I could not test it on other hardware, I put it all on lenovo-x200 branch.
>>>> The patch applies to 3.1-rc2, I hope it is sufficiently recent.
>>>> The Mic Switches don't have any effect on my unit (X200T without modem)
>>> Could you try model=auto instead of patching?
>>> The recent auto-parser should work better.
>> Model=auto seems to give a very generic configuration, which indeed does
>> include working
>> Mic boost for Internal Mic. (Ext?) Mic Boost and gain are also present,
>> but jack sensing does not work,
>> so these cannot be tested.
> The automatic mic-switch by jack-sensing works without model=auto,
> right? Then we need to fix it. Could you give alsa-info.sh output?
Right. The alsa-info.sh output is attached.
>> It would be nice to get the mute switches to work as well.
> Which mute switch do you mean exactly?
I see the "Mic Switch" controls in the input nodes 0x14 and 0x15, and some Mute controls
with hda-analyzer. But it may well be just wishful thinking. I wonder if anybody has seen the
datasheet of CX20561?
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