[alsa-devel] HDA cs8409 codec support

[Takashi Iwai]

On Sun, 14 May 2017 02:16:18 +0200,
Joël Krähemann wrote:
> 
> Hi all
> 
> First of all, I am new to kernel programming and an other attempt
> already failed to do so.
> 
> However I got familiar with the Intel HDA Codec specification. So I
> did a start script to log dmesg and mixer controls of different
> configurations.
> 
> But I am not sure if I got a functional kernel driver setup to test
> things. It seems there is something wrong.
> 
> The codec has 8 GPIOs and first I didn't set any mask within the
> kernel. Now, I just compile a kernel set it to 0xff.
> 
> Any help is appreciated. Finally here is my work:
> 
> https://github.com/joelkraehemann/hda-tool/

Well, from your description, it's not clear at all what you've tested
on which machine, what result you got, and what still doesn't work.

How about to begin with explaining from that?  Not many people have
crystal balls and can't help you without the proper explanation.


Takashi