diff options
| -rw-r--r-- | sound/pci/hda/hda_codec.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 2da787519513..569bc05aad6c 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -4816,10 +4816,20 @@ EXPORT_SYMBOL_HDA(snd_hda_input_mux_put); static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid, unsigned int stream_tag, unsigned int format) { - struct hda_spdif_out *spdif = snd_hda_spdif_out_of_nid(codec, nid); - - /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */ - if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) + struct hda_spdif_out *spdif; + unsigned int curr_fmt; + bool reset; + + spdif = snd_hda_spdif_out_of_nid(codec, nid); + curr_fmt = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_STREAM_FORMAT, 0); + reset = codec->spdif_status_reset && + (spdif->ctls & AC_DIG1_ENABLE) && + curr_fmt != format; + + /* turn off SPDIF if needed; otherwise the IEC958 bits won't be + updated */ + if (reset) set_dig_out_convert(codec, nid, spdif->ctls & ~AC_DIG1_ENABLE & 0xff, -1); @@ -4831,7 +4841,7 @@ static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid, format); } /* turn on again (if needed) */ - if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) + if (reset) set_dig_out_convert(codec, nid, spdif->ctls & 0xff, -1); } |