[alsa-devel] Cirrus Logic CS4207

Peter-Jan Deweirdt deweirdt at gmail.com
Fri Apr 17 18:40:37 CEST 2009


I manged myself to change the patch for the kernel 2.6.29 but it seems  
that it's not working as it should.
And I don't want to change the patch everytime I need to update the  
kernel ;)

I'll check with the person that wrote the patch how we can submit it.

Regards Peter-Jan

On 17 Apr 2009, at 16:48, Takashi Iwai wrote:

> At Fri, 17 Apr 2009 10:33:47 +0200,
> Peter-Jan Deweirdt wrote:
>> Hi,
>> We are in the progress of developming a new platform and we are using
>> the audio chip CS4207 from Cirrus Logic (very new). I've noticed that
>> the audio is not working as it should.
>> I'm using the moblin menlow kernel and I'm able to see 1 playback
>> channel and 1 capture channel (which is not correct according to the
>> chip).
>> I have retreived from our vendor a patch for the kernel (  
>> but
>> since the moblin kernel is based on the 2.6.29 I cannot use it, even
>> not verify if it's working.
>> Would it be possible to look to the patch and maybe even integrate it
>> into a new build?
>> Or would it be possible to guide me trough so that the audio is
>> working properly?
> Changing this patch won't be too hard.  It's just a small rewrite
> of the codec hook-up part.
> But, for merging the patch, we need some formality, namely, a proper
> sign-off.  Could you get the sign-off of the original patch submitter?
> See $LINUX/Documentation/SubmittingPatches for details.
> thanks,
> Takashi

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