From mboxrd@z Thu Jan  1 00:00:00 1970
From: Clemens Ladisch <clemens@ladisch.de>
Subject: Re: snd-usb driver
Date: Wed, 11 Dec 2013 22:17:51 +0100
Message-ID: <52A8D67F.40108@ladisch.de>
References: <CAJUVNopomSJU_+WE8U8kjOP5Bh_670H2w=DTRLBF37fDsQfg4g@mail.gmail.com>
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To: Lucas Takejame <lucas@takejame.com.br>
Cc: alsa-devel@alsa-project.org
List-Id: alsa-devel@alsa-project.org

Lucas Takejame wrote:
> I was hoping that, since we only use one specific sound card and we won't
> need a generic driver, I could change something in the code to optimize it
> latency wise.

USB packets are transferred in frames (or microframes).  The driver already
allows to use a buffer with only two frames; you cannot go below this
hardware limit.


Regards,
Clemens