[alsa-devel] safe support for rewind in ALSA

Lennart Poettering mznyfn at 0pointer.de
Wed Feb 17 16:35:15 CET 2010

On Tue, 09.02.10 06:59, Raymond Yau (superquad.vortex2 at gmail.com) wrote:

> why do PA insist to use one period per buffer when only those ISA drivers
> and intel8x0 have periods_min =1 , the most common HDA driver and most sound
> cards have periods_min =2 ?

PA actually doesn't insist. We just try to minimize wakeups and hence
pick the lowest value we can get. Which means 2 frags on most devices
and 1 on very few others.


Lennart Poettering                        Red Hat, Inc.
lennart [at] poettering [dot] net
http://0pointer.net/lennart/           GnuPG 0x1A015CC4

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