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ASoC: core: Add helpers for codec DAI probe & remove 

Add helper functions for codec DAI probe and remove in
preparation for DAI-multicodec support.

No functional change.

Signed-off-by: Misael Lopez Cruz <misael.lopez@ti.com>
[fparent@baylibre.com: Adapt to 3.14+]
Signed-off-by: Fabien Parent <fparent@baylibre.com>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Misael Lopez Cruz 2014-03-21 16:27:26 +01:00 committed by Mark Brown
parent 12023a9af8
commit b0aa88af23
1 changed files with 47 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
sound/soc/soc-core.c
View File

@ -1010,6 +1010,24 @@ static void soc_remove_codec(struct snd_soc_codec *codec)
module_put(codec->dev->driver->owner);
}
static void soc_remove_codec_dai(struct snd_soc_dai *codec_dai, int order)
{
int err;
if (codec_dai && codec_dai->probed &&
codec_dai->driver->remove_order == order) {
if (codec_dai->driver->remove) {
err = codec_dai->driver->remove(codec_dai);
if (err < 0)
dev_err(codec_dai->dev,
"ASoC: failed to remove %s: %d\n",
codec_dai->name, err);
}
codec_dai->probed = 0;
list_del(&codec_dai->card_list);
}
}
static void soc_remove_link_dais(struct snd_soc_card *card, int num, int order)
{
struct snd_soc_pcm_runtime *rtd = &card->rtd[num];
@ -1025,18 +1043,7 @@ static void soc_remove_link_dais(struct snd_soc_card *card, int num, int order)
}
/* remove the CODEC DAI */
if (codec_dai && codec_dai->probed &&
codec_dai->driver->remove_order == order) {
if (codec_dai->driver->remove) {
err = codec_dai->driver->remove(codec_dai);
if (err < 0)
dev_err(codec_dai->dev,
"ASoC: failed to remove %s: %d\n",
codec_dai->name, err);
}
codec_dai->probed = 0;
list_del(&codec_dai->card_list);
}
soc_remove_codec_dai(codec_dai, order);
/* remove the cpu_dai */
if (cpu_dai && cpu_dai->probed &&
@ -1381,6 +1388,31 @@ static int soc_probe_link_components(struct snd_soc_card *card, int num,
return 0;
}
static int soc_probe_codec_dai(struct snd_soc_card *card,
struct snd_soc_dai *codec_dai,
int order)
{
int ret;
if (!codec_dai->probed && codec_dai->driver->probe_order == order) {
if (codec_dai->driver->probe) {
ret = codec_dai->driver->probe(codec_dai);
if (ret < 0) {
dev_err(codec_dai->dev,
"ASoC: failed to probe CODEC DAI %s: %d\n",
codec_dai->name, ret);
return ret;
}
}
/* mark codec_dai as probed and add to card dai list */
codec_dai->probed = 1;
list_add(&codec_dai->card_list, &card->dai_dev_list);
}
return 0;
}
static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order)
{
struct snd_soc_dai_link *dai_link = &card->dai_link[num];
@ -1430,21 +1462,9 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order)
}
/* probe the CODEC DAI */
if (!codec_dai->probed && codec_dai->driver->probe_order == order) {
if (codec_dai->driver->probe) {
ret = codec_dai->driver->probe(codec_dai);
if (ret < 0) {
dev_err(codec_dai->dev,
"ASoC: failed to probe CODEC DAI %s: %d\n",
codec_dai->name, ret);
ret = soc_probe_codec_dai(card, codec_dai, order);
if (ret)
return ret;
}
}
/* mark codec_dai as probed and add to card dai list */
codec_dai->probed = 1;
list_add(&codec_dai->card_list, &card->dai_dev_list);
}
/* complete DAI probe during last probe */
if (order != SND_SOC_COMP_ORDER_LAST)