From mboxrd@z Thu Jan  1 00:00:00 1970
From: Takashi Iwai <tiwai@suse.de>
Subject: Re: No dmix with HDSP Multiface
Date: Wed, 23 Mar 2005 18:20:54 +0100
Message-ID: <s5hy8cel1mx.wl@alsa2.suse.de>
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To: Janina Sajka <janina@rednote.net>
Cc: alsa-devel@lists.sourceforge.net
List-Id: alsa-devel@alsa-project.org

At Wed, 23 Mar 2005 10:59:08 -0500,
Janina Sajka wrote:
> 
> Takashi Iwai writes:
> > At Tue, 22 Mar 2005 13:05:10 -0500,
> > Janina Sajka wrote:
> > > 
> > > I have 1.0.9RC1 compiled and installed--but cannot get dmix to work. Am
> > > I going about it wrong? Or are there still known issues with dmix using
> > > RME hardware? Mine is a HDSP Multiface. Here's what I get:
> > >... snip snip ...
>  
> > The dmix PCM definition was slightly changed recently.  It no longer
> > takes SLAVE argument but CARD, DEV and SUBDEV.  For hw:0,0, it's like
> > 	dmix:CARD=0,DEV=0,RATE=48000
> > 
> > The default card and device are both 0, and the default rate is 48000,
> > in the case above, you don't need to pass arguments.  Just run like
> > 
> > 	% aplay -Dplug:dmix foo.wav
> 
> Still no sound, though:
> 
> #aplay -Dplug:dmix Any_Dream_Will_Do.wav
> ALSA lib pcm_direct.c:741:(snd_pcm_direct_initialize_slave) unable to
> install hw params

You need to specify FORMAT=S32_LE in the case of HDSP.
Add the following to ~/.asoundrc:

mydmix {
	type plug
	slave.pcm "dmix:FORMAT=S32_LE"
}		


Takashi


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