---

yaml
---
r: 110893
b: refs/heads/master
c: 963f803
h: refs/heads/master
i:
  110891: 10d0132
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6e8d90cd3418f18f3913c8ae558eee1ba21e4d6c
+refs/heads/master: 963f803fb1bbce87f6049c22c737ae379e1047d3

trunk/sound/pci/hda/hda_codec.c

@@ -2590,12 +2590,12 @@ static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,
 				 unsigned int stream_tag, unsigned int format)
 {
 	/* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
-	if (codec->spdif_ctls & AC_DIG1_ENABLE)
+	if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE))
 		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
 				    codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff);
 	snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
 	/* turn on again (if needed) */
-	if (codec->spdif_ctls & AC_DIG1_ENABLE)
+	if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE))
 		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
 				    codec->spdif_ctls & 0xff);
 }

trunk/sound/pci/hda/hda_codec.h

@@ -654,6 +654,11 @@ struct hda_codec {
 
 	struct snd_hwdep *hwdep;	/* assigned hwdep device */
 
+	/* misc flags */
+	unsigned int spdif_status_reset :1; /* needs to toggle SPDIF for each
+					     * status change
+					     * (e.g. Realtek codecs)
+					     */
 #ifdef CONFIG_SND_HDA_POWER_SAVE
 	unsigned int power_on :1;	/* current (global) power-state */
 	unsigned int power_transition :1; /* power-state in transition */

trunk/sound/pci/hda/patch_realtek.c

@@ -2670,6 +2670,8 @@ static int alc_build_pcms(struct hda_codec *codec)
 			info->stream[SNDRV_PCM_STREAM_CAPTURE] = *(spec->stream_digital_capture);
 			info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->dig_in_nid;
 		}
+		/* FIXME: do we need this for all Realtek codec models? */
+		codec->spdif_status_reset = 1;
 	}
 
 	/* If the use of more than one ADC is requested for the current