From: Lu Guanqun <guanqun.lu@intel.com>
Date: Tue, 3 May 2011 16:43:53 +0000 (+0100)
Subject: intel_sst: fix output noises when it's not in playback
X-Git-Tag: v3.0-rc1~336^2~434
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ca8f3525a5bb536a9d56ca4727a5079287599288;p=pandora-kernel.git

intel_sst: fix output noises when it's not in playback

When the corresponding output device is not in playback, we can hear a little
noises.

Fix it by powering on the device only when it's in playback.

Signed-off-by: Lu Guanqun <guanqun.lu@intel.com>
Reviewed-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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