ALSA: cs5535audio: turn off PCM properly if closing the audio device

As per <http://dev.laptop.org/ticket/1420>, we need to properly turn off
the PCM if we're closing the device in order to save power.  This also
causes the MIC led to turn off properly.

Signed-off-by: Jaya Kumar <jayakumar.lkml@gmail.com>
Signed-off-by: Andres Salomon <dilinger@debian.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 2 insertions, 1 deletions

diff --git a/sound/pci/cs5535audio/cs5535audio.c b/sound/pci/cs5535audio/cs5535audio.c
index 1d8b16052535..6c886edd06db 100644
--- a/sound/pci/cs5535audio/cs5535audio.c
+++ b/sound/pci/cs5535audio/cs5535audio.c
@@ -159,7 +159,8 @@ static int __devinit snd_cs5535audio_mixer(struct cs5535audio *cs5535au)
                 return err;
 
         memset(&ac97, 0, sizeof(ac97));
-        ac97.scaps = AC97_SCAP_AUDIO|AC97_SCAP_SKIP_MODEM;
+        ac97.scaps = AC97_SCAP_AUDIO | AC97_SCAP_SKIP_MODEM
+                        | AC97_SCAP_POWER_SAVE;
         ac97.private_data = cs5535au;
         ac97.pci = cs5535au->pci;