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ASoC: wm0010: Move resource acquisition to device probe

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This is more idimatic for modern drivers. Also fix a couple of return
codes while we're at it.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2012-08-25 13:04:04 -07:00
parent bf9d323722
commit 32c50a31aa
1 changed files with 27 additions and 27 deletions
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54
sound/soc/codecs/wm0010.c
View file

@ -799,14 +799,35 @@ static irqreturn_t wm0010_irq(int irq, void *data)
static int wm0010_probe(struct snd_soc_codec *codec)
{
struct wm0010_priv *wm0010 = snd_soc_codec_get_drvdata(codec);
struct spi_device *spi = to_spi_device(wm0010->dev);
wm0010->codec = codec;
return 0;
}
static int __devinit wm0010_spi_probe(struct spi_device *spi)
{
unsigned long flags;
unsigned long gpio_flags;
int ret;
int trigger;
int irq;
struct wm0010_priv *wm0010;
wm0010->codec = codec;
wm0010 = devm_kzalloc(&spi->dev, sizeof(*wm0010),
GFP_KERNEL);
if (!wm0010)
return -ENOMEM;
mutex_init(&wm0010->lock);
spin_lock_init(&wm0010->irq_lock);
spi_set_drvdata(spi, wm0010);
wm0010->dev = &spi->dev;
if (dev_get_platdata(&spi->dev))
memcpy(&wm0010->pdata, dev_get_platdata(&spi->dev),
sizeof(wm0010->pdata));
init_completion(&wm0010->boot_completion);
@ -850,7 +871,7 @@ static int wm0010_probe(struct snd_soc_codec *codec)
}
} else {
dev_err(wm0010->dev, "No reset GPIO configured\n");
return ret;
return -EINVAL;
}
irq = spi->irq;
@ -862,9 +883,11 @@ static int wm0010_probe(struct snd_soc_codec *codec)
ret = request_threaded_irq(irq, NULL, wm0010_irq, trigger,
"wm0010", wm0010);
if (ret)
if (ret) {
dev_err(wm0010->dev, "Failed to request IRQ %d: %d\n",
irq, ret);
return ret;
}
wm0010->irq = irq;
if (spi->max_speed_hz)
@ -876,29 +899,6 @@ static int wm0010_probe(struct snd_soc_codec *codec)
wm0010->state = WM0010_POWER_OFF;
spin_unlock_irqrestore(&wm0010->irq_lock, flags);
return 0;
}
static int __devinit wm0010_spi_probe(struct spi_device *spi)
{
struct wm0010_priv *wm0010;
int ret;
wm0010 = devm_kzalloc(&spi->dev, sizeof(*wm0010),
GFP_KERNEL);
if (!wm0010)
return -ENOMEM;
mutex_init(&wm0010->lock);
spin_lock_init(&wm0010->irq_lock);
spi_set_drvdata(spi, wm0010);
wm0010->dev = &spi->dev;
if (dev_get_platdata(&spi->dev))
memcpy(&wm0010->pdata, dev_get_platdata(&spi->dev),
sizeof(wm0010->pdata));
ret = snd_soc_register_codec(&spi->dev,
&soc_codec_dev_wm0010, wm0010_dai,
ARRAY_SIZE(wm0010_dai));