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From: Raymond Yau <superquad.vortex2@gmail.com>
To: "powierski@mediascore.de" <powierski@mediascore.de>
Cc: alsa-devel@alsa-project.org
Subject: Re: multistream singlechanel DACs
Date: Sat, 25 Aug 2012 10:52:27 +0800	[thread overview]
Message-ID: <CAN8ccibFBoXtnbwwRRKGF7WM7UgyzxZDPC=KosBZYgT579yrdQ@mail.gmail.com> (raw)
In-Reply-To: <1348450025.626600.1345817257394.JavaMail.open-xchange@email.1und1.de>

2012-8-24 下午10:07 於 "powierski@mediascore.de" <powierski@mediascore.de> 寫道:
>
>
>
> Thank you for your help Raymond.
>
> the alsa-info.sh output is
> http://www.alsa-project.org/db/?f=bebb43deb4c3911cfe8a2181925b9723dfee0993
> and attached.
> bios table (also attached): I tried separate associations, also
association 0Fh,
> always sequence 0.
> both worked for win7. However it was important to have different
device_type -
> otherwise the outputs are only visible but not quite operational.
>
> documentation say "all dac support independent 16/20/24-bit,
> 44.1k/48k/96k/192kHz sample rate",
> actually it would be perfect to have 4+2 DACs if I can route it to
my-defined
> outputs. Also 2+2 is good, I need another 2 as a mixer out - analog
> pass-through- this would be configured later by application.

http://www.intel.com/support/motherboards/desktop/sb/cs-020642.htm#multistream

do your hardware using headphones , line out jacks or internal stereo
speakers ?

>
> as you write, this was seen working in another hardware -
> obviously my problem can be solved by proper configuration - question is
only
> how deep I have to dive.
>
>
> for now I will try to find out what is "alt_analog_playback" - maybe then
i can
> do configuration/routing by sending verbs to pin and mixer widgets.
>
>

there was a untested patch for desktop using realtek codec alc892 (7.1 + 2)

http://comments.gmane.org/gmane.linux.alsa.devel/84653
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      reply	other threads:[~2012-08-25  2:52 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-23 17:10 multistream singlechanel DACs Rafal Powierski
2012-08-24  1:55 ` Raymond Yau
2012-08-24 14:07   ` powierski
2012-08-25  2:52     ` Raymond Yau [this message]

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