1 files changed, 112 insertions, 0 deletions
diff --git a/src/topology/pcm.c b/src/topology/pcm.c
index a9d32772..4093e2fc 100644
--- a/src/topology/pcm.c
+++ b/src/topology/pcm.c
@@ -341,6 +341,7 @@ static int tplg_parse_streams(snd_tplg_t *tplg ATTRIBUTE_UNUSED,
 	snd_config_t *n;
 	struct tplg_elem *elem = private;
 	struct snd_soc_tplg_pcm *pcm;
+	struct snd_soc_tplg_dai *dai;
 	unsigned int *playback, *capture;
 	struct snd_soc_tplg_stream_caps *caps;
 	const char *id, *value;
@@ -357,6 +358,14 @@ static int tplg_parse_streams(snd_tplg_t *tplg ATTRIBUTE_UNUSED,
 		capture = &pcm->capture;
 		caps = pcm->caps;
 		break;
+
+	case SND_TPLG_TYPE_DAI:
+		dai = elem->dai;
+		playback = &dai->playback;
+		capture = &dai->capture;
+		caps = dai->caps;
+		break;
+
 	default:
 		return -EINVAL;
 	}
@@ -557,6 +566,109 @@ int tplg_parse_pcm(snd_tplg_t *tplg,
 	return 0;
 }
 
+/* Parse physical DAI */
+int tplg_parse_dai(snd_tplg_t *tplg,
+	snd_config_t *cfg, void *private ATTRIBUTE_UNUSED)
+{
+	struct snd_soc_tplg_dai *dai;
+	struct tplg_elem *elem;
+	snd_config_iterator_t i, next;
+	snd_config_t *n;
+	const char *id, *val = NULL;
+	int err;
+
+	elem = tplg_elem_new_common(tplg, cfg, NULL, SND_TPLG_TYPE_DAI);
+	if (!elem)
+		return -ENOMEM;
+
+	dai = elem->dai;
+	dai->size = elem->size;
+	elem_copy_text(dai->dai_name, elem->id,
+		SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
+
+	tplg_dbg(" DAI: %s\n", elem->id);
+
+	snd_config_for_each(i, next, cfg) {
+
+		n = snd_config_iterator_entry(i);
+		if (snd_config_get_id(n, &id) < 0)
+			continue;
+
+		/* skip comments */
+		if (strcmp(id, "comment") == 0)
+			continue;
+		if (id[0] == '#')
+			continue;
+
+		if (strcmp(id, "index") == 0) {
+			if (snd_config_get_string(n, &val) < 0)
+				return -EINVAL;
+
+			elem->index = atoi(val);
+			tplg_dbg("\t%s: %d\n", id, elem->index);
+			continue;
+		}
+
+		if (strcmp(id, "id") == 0) {
+			if (snd_config_get_string(n, &val) < 0)
+				return -EINVAL;
+
+			dai->dai_id = atoi(val);
+			tplg_dbg("\t%s: %d\n", id, dai->dai_id);
+			continue;
+		}
+
+		/* stream capabilities */
+		if (strcmp(id, "pcm") == 0) {
+			err = tplg_parse_compound(tplg, n,
+				tplg_parse_streams, elem);
+			if (err < 0)
+				return err;
+			continue;
+		}
+
+		/* flags */
+		if (strcmp(id, "symmetric_rates") == 0) {
+			err = parse_flag(n,
+				SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES,
+				&dai->flag_mask, &dai->flags);
+			if (err < 0)
+				return err;
+			continue;
+		}
+
+		if (strcmp(id, "symmetric_channels") == 0) {
+			err = parse_flag(n,
+				SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS,
+				&dai->flag_mask, &dai->flags);
+			if (err < 0)
+				return err;
+			continue;
+		}
+
+		if (strcmp(id, "symmetric_sample_bits") == 0) {
+			err = parse_flag(n,
+				SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS,
+				&dai->flag_mask, &dai->flags);
+			if (err < 0)
+				return err;
+			continue;
+		}
+
+		/* private data */
+		if (strcmp(id, "data") == 0) {
+			if (snd_config_get_string(n, &val) < 0)
+				return -EINVAL;
+
+			tplg_ref_add(elem, SND_TPLG_TYPE_DATA, val);
+			tplg_dbg("\t%s: %s\n", id, val);
+			continue;
+		}
+	}
+
+	return 0;
+}
+
 /* parse physical link runtime supported HW configs in text conf file */
 static int parse_hw_config_refs(snd_tplg_t *tplg, snd_config_t *cfg,
 				struct tplg_elem *elem)