[ALSA] hda-codec - Fix SPDIF output

[deliverable/linux.git] / sound / pci / hda / patch_realtek.c

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 4243c6b491fc1801dd6b2012a027e2c1a1265b94..d3f7a3dab1c42f7765f5bb6d7c35d98e49e668d5 100644 (file)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1916,6 +1916,17 @@ static int alc880_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
        return snd_hda_multi_out_dig_open(codec, &spec->multiout);
 }
 
+static int alc880_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
+                                          struct hda_codec *codec,
+                                          unsigned int stream_tag,
+                                          unsigned int format,
+                                          struct snd_pcm_substream *substream)
+{
+       struct alc_spec *spec = codec->spec;
+       return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
+                                            stream_tag, format, substream);
+}
+
 static int alc880_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
                                         struct hda_codec *codec,
                                         struct snd_pcm_substream *substream)
@@ -1984,7 +1995,8 @@ static struct hda_pcm_stream alc880_pcm_digital_playback = {
        /* NID is set in alc_build_pcms */
        .ops = {
                .open = alc880_dig_playback_pcm_open,
-               .close = alc880_dig_playback_pcm_close
+               .close = alc880_dig_playback_pcm_close,
+               .prepare = alc880_dig_playback_pcm_prepare
        },
 };