Re: [ALSA - driver 0000186]: rear, iec958, and center lfe missing

[Takashi Iwai <tiwai@suse.de>]

At Thu, 15 Jul 2004 14:51:34 +0200,
Florian Schmidt wrote:
> 
> On Thu, 15 Jul 2004 14:24:50 +0200
> Takashi Iwai <tiwai@suse.de> wrote:
> 
> > At Thu, 15 Jul 2004 14:02:06 +0200,
> > Florian Schmidt wrote:
> > > 
> > > On Thu, 15 Jul 2004 02:05:22 +0200
> > > noreply@alsa-project.org wrote:
> > > 
> > > > did you enabled CONFIG_CS46XX_NEW_DSP kenrel config?
> > > > it needs also CONFIG_EXPERIMENTAL.
> > > 
> > > Hi, i just wanted to chime in with a question here: how does one
> > > select the new dsp code when compiling from the tarball directly?
> > > ./configure --with-cards=cs46xx seems to select to old dsp code [non
> > > hw mixing]. tried with 1.0.5a.. 
> > 
> > --with-cards=cs46xx,cs46xx-new-dsp
> > 
> > The new DSP is selected automatically when --with-cards=all is given
> > and CONFIG_EXPERIMENTAL is set.
> 
> tapas@mango:~/source/build_stuff/alsa/alsa-driver-1.0.5a$ ./configure --help|grep cs46xx
>                           au8830, azt3328, bt87x, cs46xx, cs4281, emu10k1,
> 
> Maybe the --help output of ./configure should be updated.. i took a
> quick look over the sources but didn't find where to add that.. Tell
> me where and i'll make a patch if desired [maybe it's easier to fix
> for you than to explain to me where to fix it] :)

It's generated from alsa-drivers/utils/mod-deps.c.
You'll need to fix output_card_list() function...

>  And with
> CONFIG_EXPERIMENTAL you mean an environment variable which needs to be
> set during ./configure?

No, it's the kernel configuration.

>  Maybe it would also be suitable to make the
> new dsp code the default? 

Well, it's still marked as 'experimental'.  Shouldn't be default
unless CONFIG_EXPERIMENTAL is removed (and it's author's decision).


Takashi


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