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authorMark Brown <broonie@opensource.wolfsonmicro.com>2011-03-02 18:36:34 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-03-03 11:15:35 +0000
commit28e9ad921d3b7defd8940a3e30e8241c8ed734db (patch)
treef37a1eaf18ed48fcf51c1f30410f7d3d82a9dbff
parentb8ad29debd7401d257da923480d32838172c431a (diff)
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ASoC: Add a late_probe() callback to cards
This is run after the DAPM widgets and routes are added, allowing setup of things like jacks using the routes. The main card probe() is run before anything else so can't be used for this purpose. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
-rw-r--r--include/sound/soc.h1
-rw-r--r--sound/soc/soc-core.c9
2 files changed, 10 insertions, 0 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 11d59bd..9c2a6dd 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -682,6 +682,7 @@ struct snd_soc_card {
bool instantiated;
int (*probe)(struct snd_soc_card *card);
+ int (*late_probe)(struct snd_soc_card *card);
int (*remove)(struct snd_soc_card *card);
/* the pre and post PM functions are used to do any PM work before and
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 6a2839c..8926d38 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1892,6 +1892,15 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card)
snprintf(card->snd_card->longname, sizeof(card->snd_card->longname),
"%s", card->name);
+ if (card->late_probe) {
+ ret = card->late_probe(card);
+ if (ret < 0) {
+ dev_err(card->dev, "%s late_probe() failed: %d\n",
+ card->name, ret);
+ goto probe_aux_dev_err;
+ }
+ }
+
ret = snd_card_register(card->snd_card);
if (ret < 0) {
printk(KERN_ERR "asoc: failed to register soundcard for %s\n", card->name);