Please forget the workaround patch I submitted. I have found the official patch in alsa hg tree.
Please kindly find the patch in http://git.kernel.org/?p=linux/kernel/git/perex/alsa.git;a=commitdiff;h=b5d85a782c87bcc92c9c20273757bcd02f692d9c;hp=1cc699e28ceeac996a8a8371c98bf22c29dd399c
Please forget the workaround patch I submitted. I have found the official patch in alsa hg tree.
Please kindly find the patch in http:// git.kernel. org/?p= linux/kernel/ git/perex/ alsa.git; a=commitdiff; h=b5d85a782c87b cc92c9c20273757 bcd02f692d9c; hp=1cc699e28cee ac996a8a8371c98 bf22c29dd399c