ALSA: hda - check supported power states
authorWang Xingchao <xingchao.wang@intel.com>
Wed, 6 Jun 2012 14:02:48 +0000 (22:02 +0800)
committerTakashi Iwai <tiwai@suse.de>
Thu, 7 Jun 2012 09:39:52 +0000 (11:39 +0200)
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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