From: Wang Xingchao <xingchao.wang@intel.com>
Date: Wed, 6 Jun 2012 14:02:48 +0000 (+0800)
Subject: ALSA: hda - check supported power states
X-Git-Tag: v3.6-rc1~117^2~7^2~36
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0c7f46ad927cbd29965d4971730de713b478d270;p=pandora-kernel.git

ALSA: hda - check supported power states

Add function to check whether power states supported by specific
codec node.

Signed-off-by: Wang Xingchao <xingchao.wang@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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