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ALSA: hda - Fix leftover codec->power_transition

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When the codec turn-on operation is canceled by the immediate
power-on, the driver left the power_transition flag as is.
This caused the persistent avoidance of power-save behavior.

Cc: <stable@vger.kernel.org> [v3.5+]
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-08-20 21:25:22 +02:00
parent f0b433e9f3
commit 535b6c51fe
1 changed files with 2 additions and 0 deletions
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2
sound/pci/hda/hda_codec.c
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@ -4454,6 +4454,8 @@ static void __snd_hda_power_up(struct hda_codec *codec, bool wait_power_down)
* then there is no need to go through power up here.
*/
if (codec->power_on) {
if (codec->power_transition < 0)
codec->power_transition = 0;
spin_unlock(&codec->power_lock);
return;
}