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ASoC: ac97: Merge soc_ac97_dev_{un,}register()/soc_{un,}register_ac97_codec()

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soc_{un,}register_ac97_codec() is just a simple wrapper around
soc_ac97_dev_{un,}register(). There is no need to split these up into two
different sets of functions.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Lars-Peter Clausen 2014-11-10 22:41:48 +01:00 committed by Mark Brown
parent eda1a701fd
commit bdfd60e3c0
1 changed files with 30 additions and 50 deletions
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80
sound/soc/soc-ac97.c
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@ -42,18 +42,28 @@ static struct snd_ac97_bus soc_ac97_bus = {
.ops = NULL, /* Gets initialized in snd_soc_set_ac97_ops() */
};
/* unregister ac97 codec */
static int soc_ac97_dev_unregister(struct snd_soc_codec *codec)
{
if (codec->ac97->dev.bus)
device_del(&codec->ac97->dev);
return 0;
}
/* register ac97 codec to bus */
static int soc_ac97_dev_register(struct snd_soc_codec *codec)
static int soc_register_ac97_codec(struct snd_soc_codec *codec,
struct snd_soc_dai *codec_dai)
{
int err;
int ret;
/* Only instantiate AC97 if not already done by the adaptor
* for the generic AC97 subsystem.
*/
if (!codec_dai->driver->ac97_control || codec->ac97_registered)
return 0;
/*
* It is possible that the AC97 device is already registered to
* the device subsystem. This happens when the device is created
* via snd_ac97_mixer(). Currently only SoC codec that does so
* is the generic AC97 glue but others migh emerge.
*
* In those cases we don't try to register the device again.
*/
if (!codec->ac97_created)
return 0;
codec->ac97->dev.bus = &ac97_bus_type;
codec->ac97->dev.parent = codec->component.card->dev;
@ -61,53 +71,23 @@ static int soc_ac97_dev_register(struct snd_soc_codec *codec)
dev_set_name(&codec->ac97->dev, "%d-%d:%s",
codec->component.card->snd_card->number, 0,
codec->component.name);
err = device_add(&codec->ac97->dev);
if (err < 0) {
dev_err(codec->dev, "ASoC: Can't register ac97 bus\n");
codec->ac97->dev.bus = NULL;
return err;
ret = device_add(&codec->ac97->dev);
if (ret < 0) {
dev_err(codec->dev, "ASoC: AC97 device register failed: %d\n",
ret);
return ret;
}
return 0;
}
codec->ac97_registered = 1;
static int soc_register_ac97_codec(struct snd_soc_codec *codec,
struct snd_soc_dai *codec_dai)
{
int ret;
/* Only instantiate AC97 if not already done by the adaptor
* for the generic AC97 subsystem.
*/
if (codec_dai->driver->ac97_control && !codec->ac97_registered) {
/*
* It is possible that the AC97 device is already registered to
* the device subsystem. This happens when the device is created
* via snd_ac97_mixer(). Currently only SoC codec that does so
* is the generic AC97 glue but others migh emerge.
*
* In those cases we don't try to register the device again.
*/
if (!codec->ac97_created)
return 0;
ret = soc_ac97_dev_register(codec);
if (ret < 0) {
dev_err(codec->dev,
"ASoC: AC97 device register failed: %d\n", ret);
return ret;
}
codec->ac97_registered = 1;
}
return 0;
}
static void soc_unregister_ac97_codec(struct snd_soc_codec *codec)
{
if (codec->ac97_registered) {
soc_ac97_dev_unregister(codec);
codec->ac97_registered = 0;
}
if (!codec->ac97_registered)
return;
device_del(&codec->ac97->dev);
codec->ac97_registered = 0;
}
static int soc_register_ac97_dai_link(struct snd_soc_pcm_runtime *rtd)