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ASoC: pcm3008: Move gpio allocation to probe

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This is better from a device model point of view since we don't try to
do things like instantiate the card until the required resources appear.

Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Mark Brown 2013-07-10 16:48:24 +01:00
parent b641edfbf2
commit d7f184958e
1 changed files with 39 additions and 50 deletions
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89
sound/soc/codecs/pcm3008.c
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@ -57,10 +57,40 @@ static void pcm3008_gpio_free(struct pcm3008_setup_data *setup)
gpio_free(setup->pdda_pin);
}
static int pcm3008_soc_probe(struct snd_soc_codec *codec)
#ifdef CONFIG_PM
static int pcm3008_soc_suspend(struct snd_soc_codec *codec)
{
struct pcm3008_setup_data *setup = codec->dev->platform_data;
int ret = 0;
gpio_set_value(setup->pdad_pin, 0);
gpio_set_value(setup->pdda_pin, 0);
return 0;
}
static int pcm3008_soc_resume(struct snd_soc_codec *codec)
{
struct pcm3008_setup_data *setup = codec->dev->platform_data;
gpio_set_value(setup->pdad_pin, 1);
gpio_set_value(setup->pdda_pin, 1);
return 0;
}
#else
#define pcm3008_soc_suspend NULL
#define pcm3008_soc_resume NULL
#endif
static struct snd_soc_codec_driver soc_codec_dev_pcm3008 = {
.suspend = pcm3008_soc_suspend,
.resume = pcm3008_soc_resume,
};
static int pcm3008_codec_probe(struct platform_device *pdev)
{
struct pcm3008_setup_data *setup = pdev->dev.platform_data;
int ret;
/* DEM1 DEM0 DE-EMPHASIS_MODE
* Low Low De-emphasis 44.1 kHz ON
@ -97,63 +127,22 @@ static int pcm3008_soc_probe(struct snd_soc_codec *codec)
if (ret != 0)
goto gpio_err;
return ret;
return snd_soc_register_codec(&pdev->dev,
&soc_codec_dev_pcm3008, &pcm3008_dai, 1);
gpio_err:
pcm3008_gpio_free(setup);
return ret;
}
static int pcm3008_soc_remove(struct snd_soc_codec *codec)
{
struct pcm3008_setup_data *setup = codec->dev->platform_data;
pcm3008_gpio_free(setup);
return 0;
}
#ifdef CONFIG_PM
static int pcm3008_soc_suspend(struct snd_soc_codec *codec)
{
struct pcm3008_setup_data *setup = codec->dev->platform_data;
gpio_set_value(setup->pdad_pin, 0);
gpio_set_value(setup->pdda_pin, 0);
return 0;
}
static int pcm3008_soc_resume(struct snd_soc_codec *codec)
{
struct pcm3008_setup_data *setup = codec->dev->platform_data;
gpio_set_value(setup->pdad_pin, 1);
gpio_set_value(setup->pdda_pin, 1);
return 0;
}
#else
#define pcm3008_soc_suspend NULL
#define pcm3008_soc_resume NULL
#endif
static struct snd_soc_codec_driver soc_codec_dev_pcm3008 = {
.probe = pcm3008_soc_probe,
.remove = pcm3008_soc_remove,
.suspend = pcm3008_soc_suspend,
.resume = pcm3008_soc_resume,
};
static int pcm3008_codec_probe(struct platform_device *pdev)
{
return snd_soc_register_codec(&pdev->dev,
&soc_codec_dev_pcm3008, &pcm3008_dai, 1);
}
static int pcm3008_codec_remove(struct platform_device *pdev)
{
struct pcm3008_setup_data *setup = pdev->dev.platform_data;
snd_soc_unregister_codec(&pdev->dev);
pcm3008_gpio_free(setup);
return 0;
}