[alsa-devel] ALC882 on Abit AW9D-MAX

[Takashi Iwai]

At Fri, 13 Apr 2007 12:21:51 +0200,
I wrote:
> 
> At Fri, 13 Apr 2007 00:11:41 +0300,
> Dan Aloni wrote:
> > 
> > On Thu, Apr 12, 2007 at 02:34:49PM +0200, Takashi Iwai wrote:
> > > At Thu, 12 Apr 2007 13:09:59 +0300,
> > > Dan Aloni wrote:
> > > > 
> > > > Hello, 
> > > > 
> > > > Yesterday I posted this bug in the bugtracker:
> > > > 
> > > >     https://bugtrack.alsa-project.org/alsa-bug/view.php?id=3013
> > > > 
> > > > I have received no reponse yet.
> > > > 
> > > > I'd like to cooperate on solving this.
> > > 
> > > Most of such problems are caused by buggy BIOS, as the driver tries
> > > to set up based on BIOS information if the device is unknown.
> > > 
> > > Did you try to pass model options for ALC882?
> > > For example, model=3stack or model=6stack.
> > > Also, position_fix option is worth try to fix some playback problems.
> > 
> > Okay, so based on the 2.6.21-rc6 codebase:
> > 
> > position_fix=1 fixed the clicks.
> > 
> > Concerning the speakers - I have found that if I swap the orange
> > and black - it works.
> 
> I had a similar bug report once and it was also an 8-channel device.
> Could you try the patch below?

Dan, did you try it?


Takashi

> 
> 
> Takashi
> 
> diff -r 3f196675e724 pci/hda/hda_codec.c
> --- a/pci/hda/hda_codec.c	Fri Aug 04 19:08:03 2006 +0200
> +++ b/pci/hda/hda_codec.c	Mon Aug 07 14:55:42 2006 +0200
> @@ -2122,16 +2122,19 @@ int snd_hda_parse_pin_def_config(struct 
>  	 */
>  	switch (cfg->line_outs) {
>  	case 3:
> +	case 4:
>  		nid = cfg->line_out_pins[1];
>  		cfg->line_out_pins[1] = cfg->line_out_pins[2];
>  		cfg->line_out_pins[2] = nid;
>  		break;
> +#if 0 /* seems wrong */
>  	case 4:
>  		nid = cfg->line_out_pins[1];
>  		cfg->line_out_pins[1] = cfg->line_out_pins[3];
>  		cfg->line_out_pins[3] = cfg->line_out_pins[2];
>  		cfg->line_out_pins[2] = nid;
>  		break;
> +#endif
>  	}
>  
>  	/*
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