Subject: Re: [linux-audio-user] hardware mixing.
From: Takashi Iwai (tiwai_AT_suse.de)
Date: Fri Aug 16 2002 - 13:20:11 EEST
At Fri, 16 Aug 2002 00:10:05 -0300,
Juan Linietsky wrote:
>
> On Thu, 15 Aug 2002 12:16:39 +0200
> Takashi Iwai <tiwai_AT_suse.de> wrote:
>
> > At Thu, 15 Aug 2002 19:03:55 +0900,
> > Patrick Shirkey wrote:
> > >
> > > Hi.
> > >
> > > I'm adding notes to the alsa matrix for cards with hardware mixing
> > > support.
> > >
> > > The ones I have so far are es1968(maestro), trident,
> > >
> > > Is the interwave capable and are there any others that I don't
> > > know of?
> >
> > yes, gus cards can do that but the pcm is non-interleaved.
> > the number of pcm channels is configurable via a module option.
> >
> > the following drivers support also hardware mixing:
> >
> > emu10k1 (32 channels)
> > ymfpci (32 channels)
> > ali5451 (32 channels)
> > cs46xx (with the new dsp image, 32 channels)
> > maestro3 (two channels)
> >
>
> Hi, isnt the ensoniq 1371 supposed to have two channels?
> I have one of those, but never got the second one to work.
yes, ens1371 has two channels, but they are handled in the different
pcm streams. so you get two individual pcm devices, namely, hw:0,0
and hw:0,1, while the cards above has only one pcm device but
multiplex accesses on it.
Takashi
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