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Commit 28e9ad92 authored Mar 02, 2011 by Mark Brown

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>

parent b8ad29de

include/sound/soc.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -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

sound/soc/soc-core.c

+9 −0

Original line number	Diff line number	Diff line
		@@ -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);