[ALSA] hda-codec - Control SPDIF as slave

Add SPDIF playback switch to the slave element list so that it
can be toggled via the master control as well.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

1 files changed, 1 insertions, 0 deletions

diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 34890c54bd64..46c237b0e694 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -873,6 +873,7 @@ static const char *slave_sws[] = {
         "Speaker Playback Switch",
         "External Speaker Playback Switch",
         "Speaker2 Playback Switch",
+        "IEC958 Playback Switch",
         NULL
 };