From: Anssi Hannula <anssi.hannula@gmail.com>
Date: Sun, 22 Feb 2009 12:42:54 +0000 (+0200)
Subject: ALSA: aw2: do not grab every saa7146 based device
X-Git-Tag: v2.6.29-rc7~51^2^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e8bf069c419c1dc0657e02636441fe1179a9db14;p=pandora-kernel.git

ALSA: aw2: do not grab every saa7146 based device

Audiowerk2 driver snd-aw2 is bound to any saa7146 device as it does not
check subsystem ids. Many DVB devices are saa7146 based, so aw2 driver
grabs them as well.

According to http://lkml.org/lkml/2008/10/15/311 aw2 devices have the
subsystem ids set to 0, the saa7146 default.

Fix conflicts with DVB devices by checking for subsystem ids = 0
specifically.

Signed-off-by: Anssi Hannula <anssi.hannula@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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