Here is the diff file.

On 2012年02月15日 17:22, Takashi Iwai wrote:
> At Wed, 15 Feb 2012 17:08:45 +0800,
> joey.jiaojg wrote:
>> Well, now I have fully fixed the speaker/headphone issue for HP COMPAQ
>> B1900 by adding a new model=b1900 into patch_realtek.c which also can
>> automute by detect HP state.
> That's great.
>
>> As I cannot compile alsa-driver-1.0.25 on my ubuntu 11.10, so I modified
>> based on kernel-3.0.13 (alsa version 1.0.24) from ubuntu src.
>> Attached with stocked source and my updated one, please consider adding
>> into next alsa-driver.
> Could you simply give a patch file (with "diff -up")?
> Then I can check your changes more easily.
>
>
> thanks,
>
> Takashi