ASoC: Merge fixes

Pull in wm8731 fix.

Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 46 insertions, 1 deletions

diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c
index 6ab760256fc5..38e560ccaa57 100644
--- a/sound/soc/sof/topology.c
+++ b/sound/soc/sof/topology.c
@@ -915,8 +915,10 @@ static int sof_control_load(struct snd_soc_component *scomp, int index,
 		return -ENOMEM;
 
 	scontrol->name = kstrdup(hdr->name, GFP_KERNEL);
-	if (!scontrol->name)
+	if (!scontrol->name) {
+		kfree(scontrol);
 		return -ENOMEM;
+	}
 
 	scontrol->scomp = scomp;
 	scontrol->access = kc->access;
@@ -1081,6 +1083,46 @@ static int sof_connect_dai_widget(struct snd_soc_component *scomp,
 	return 0;
 }
 
+static void sof_disconnect_dai_widget(struct snd_soc_component *scomp,
+				      struct snd_soc_dapm_widget *w)
+{
+	struct snd_soc_card *card = scomp->card;
+	struct snd_soc_pcm_runtime *rtd;
+	struct snd_soc_dai *cpu_dai;
+	int i;
+
+	if (!w->sname)
+		return;
+
+	list_for_each_entry(rtd, &card->rtd_list, list) {
+		/* does stream match DAI link ? */
+		if (!rtd->dai_link->stream_name ||
+		    strcmp(w->sname, rtd->dai_link->stream_name))
+			continue;
+
+		switch (w->id) {
+		case snd_soc_dapm_dai_out:
+			for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
+				if (cpu_dai->capture_widget == w) {
+					cpu_dai->capture_widget = NULL;
+					break;
+				}
+			}
+			break;
+		case snd_soc_dapm_dai_in:
+			for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
+				if (cpu_dai->playback_widget == w) {
+					cpu_dai->playback_widget = NULL;
+					break;
+				}
+			}
+			break;
+		default:
+			break;
+		}
+	}
+}
+
 /* bind PCM ID to host component ID */
 static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm,
 		     int dir)
@@ -1364,6 +1406,9 @@ static int sof_widget_unload(struct snd_soc_component *scomp,
 
 		if (dai)
 			list_del(&dai->list);
+
+		sof_disconnect_dai_widget(scomp, widget);
+
 		break;
 	default:
 		break;