From: Jaroslav Kysela <perex@perex.cz>
Date: Thu, 28 May 2009 12:12:27 +0000 (+0200)
Subject: ALSA: au88x0: fix .pointer callback
X-Git-Tag: v2.6.31-rc1~363^2~28^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3fd43858c7937801134bd70ef1d411e44f9c0c1c;p=pandora-kernel.git

ALSA: au88x0: fix .pointer callback

Appearently, the used mask in the .pointer callback is invalid. It should
be in period_bytes range. The period_bytes is pow(2), so simple bitwise
operation is used.

Idea was taken from ALSA bug#4455.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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