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Date:      Fri, 15 Apr 2005 10:32:18 -0700
From:      Julian Elischer <julian@elischer.org>
To:        Alexander Leidinger <Alexander@Leidinger.net>
Cc:        Mathew Kanner <mat@cnd.mcgill.ca>
Subject:   Re: de-dma uaudio
Message-ID:  <425FFAA2.6010605@elischer.org>
In-Reply-To: <20050415104454.gyvwnsp8g40kg0g4@netchild.homeip.net>
References:  <20050410195645.GA2178@cnd.mcgill.ca> <20050414.021552.343134310.kazuhito@ph.noda.tus.ac.jp> <20050413172534.GF2178@cnd.mcgill.ca> <20050414161546.kwroviadwsw8k0w0@netchild.homeip.net> <425ED3F0.70603@elischer.org> <20050415095335.46kkjh7q4gkwook0@netchild.homeip.net> <425F77EB.7080902@elischer.org> <20050415104454.gyvwnsp8g40kg0g4@netchild.homeip.net>

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Alexander Leidinger wrote:

> Julian Elischer <julian@elischer.org> wrote:
>
>> no-one is saying that it can't be optimised..
>> try follow a read command from a ugen fd all the way to the hardware..
>>
>> it's just not something we've spent time to do.
>
>
> So this means it isn't counter productive when we remove the DMA code 
> from
> uaudio, since it has to be allocated at another place if we want to 
> move to
> a zero-copy design?


basically, yes.

>
> Bye,
> Alexander.
>



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