From: Mengdong Lin <mengdong.lin@xxxxxxxxxxxxxxx>
Probing components can bring new DAI or DAI links based on the topology
info. This patch finds the unbound DAI links and bind them.
Signed-off-by: Mengdong Lin <mengdong.lin@xxxxxxxxxxxxxxx>
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 9dada21..19f7486 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1806,6 +1806,7 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
{
struct snd_soc_codec *codec;
struct snd_soc_pcm_runtime *rtd;
+ struct snd_soc_dai_link *dai_link;
int ret, i, order;
mutex_lock(&client_mutex);
@@ -1893,6 +1894,21 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
}
}
+ /* Find new DAI links added during probing components and bind them.
+ * Components with topology may bring new DAIs and DAI links.
+ */
+ list_for_each_entry(dai_link, &card->dai_link_list, list) {
+ if (soc_is_dai_link_bound(card, dai_link))
+ continue;
+
+ ret = soc_init_dai_link(card, dai_link);
+ if (ret)
+ goto probe_dai_err;
+ ret = soc_bind_dai_link(card, dai_link);
+ if (ret)
+ goto probe_dai_err;
+ }
+
/* probe all DAI links on this card */
for (order = SND_SOC_COMP_ORDER_FIRST; order <= SND_SOC_COMP_ORDER_LAST;
order++) {
--
2.5.0
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