if you think it is a regression, you need to contact the author who submit the patch
http://git.kernel.org/?p=linux/kernel/git/tiwai/sound.git;a=commitdiff;h=1a97b7f22774b454531f013638b181803fba470f;hp=9155f82a6a26da4a5b8d2d29f1d31836906b4712
if you think it is a regression, you need to contact the author who submit the patch
http:// git.kernel. org/?p= linux/kernel/ git/tiwai/ sound.git; a=commitdiff; h=1a97b7f22774b 454531f013638b1 81803fba470f; hp=9155f82a6a26 da4a5b8d2d29f1d 31836906b4712