From mboxrd@z Thu Jan  1 00:00:00 1970
From: Wu Fengguang <fengguang.wu@intel.com>
Subject: Re: Microphone not working on PCI ID 8086:3b56
Date: Thu, 30 Sep 2010 23:38:20 +0800
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To: Jeff Chua <jeff.chua.linux@gmail.com>
Cc: Takashi Iwai <tiwai@suse.de>, "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>, Linux Kernel <linux-kernel@vger.kernel.org>
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On Thu, Sep 30, 2010 at 11:29:45PM +0800, Jeff Chua wrote:
> On Thu, Sep 30, 2010 at 9:14 PM, Takashi Iwai <tiwai@suse.de> wrote:
> 
> > Check /sys/modules/snd_hda_intel/parameters/model whether you really
> > passed the correct value.
> 
> # cat /sys/module/snd_hda_intel/parameters/model
> lenovo-x200,(null),(null),(null),(null),(null),(null),(null)

Would you run http://www.alsa-project.org/alsa-info.sh and show us the
collected info?

> >> in my case as I'm not using udev. Here's a patch to take away the default so non-udev will still
> >> works.
> >
> > Wow, what's a conservative system :)
> 
> Keeping things simple :)  and my / root filesystem is mounted read-only.

Sounds more like "sophisticated immune" than "simple" :)

Thanks,
Fengguang