From: Mengdong Lin mengdong.lin@linux.intel.com
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@linux.intel.com
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 86c3219..cb49a31 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -1747,6 +1747,7 @@ 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); @@ -1834,6 +1835,21 @@ 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++) {