AcoSail/kernel_optimize_test
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ASoC: Add a late_probe() callback to cards

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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>
This commit is contained in:
Mark Brown 2011-03-02 18:36:34 +00:00
parent b8ad29debd
commit 28e9ad921d
2 changed files with 10 additions and 0 deletions
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1
include/sound/soc.h
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@ -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

9
sound/soc/soc-core.c
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@ -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);