diff options
| -rw-r--r-- | sound/soc/soc-core.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 717db0e6499b..76a89eb65baf 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -788,7 +788,7 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card) struct snd_soc_codec_device *codec_dev = card->socdev->codec_dev; struct snd_soc_platform *platform; struct snd_soc_dai *dai; - int i, found, ret; + int i, found, ret, ac97; if (card->instantiated) return; @@ -805,6 +805,7 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card) return; } + ac97 = 0; for (i = 0; i < card->num_links; i++) { found = 0; list_for_each_entry(dai, &dai_list, list) @@ -817,8 +818,32 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card) card->dai_link[i].cpu_dai->name); return; } + + if (card->dai_link[i].cpu_dai->ac97_control) + ac97 = 1; } + /* If we have AC97 in the system then don't wait for the + * codec. This will need revisiting if we have to handle + * systems with mixed AC97 and non-AC97 parts. Only check for + * DAIs currently; we can't do this per link since some AC97 + * codecs have non-AC97 DAIs. + */ + if (!ac97) + for (i = 0; i < card->num_links; i++) { + found = 0; + list_for_each_entry(dai, &dai_list, list) + if (card->dai_link[i].codec_dai == dai) { + found = 1; + break; + } + if (!found) { + dev_dbg(card->dev, "DAI %s not registered\n", + card->dai_link[i].codec_dai->name); + return; + } + } + /* Note that we do not current check for codec components */ dev_dbg(card->dev, "All components present, instantiating\n"); |