From: Clemens Ladisch <clemens@ladisch.de>
Date: Fri, 3 Apr 2009 07:48:26 +0000 (+0200)
Subject: sound: usb-audio: allow period sizes less than 1 ms
X-Git-Tag: v2.6.30-rc1~9^2~3^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a7d9c0990d5503775784fef7ff44d74d7e3294fd;p=pandora-kernel.git

sound: usb-audio: allow period sizes less than 1 ms

To enable periods shorter than 1 ms, we have to make sure that short
periods are only available for alternate settings that have a small
enough data packet interval.  Furthermore, the code that aligns URBs to
USB frames is now superfluous.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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