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Diffstat (limited to 'sound/soc/codecs/wm8770.c')
-rw-r--r--sound/soc/codecs/wm8770.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/sound/soc/codecs/wm8770.c b/sound/soc/codecs/wm8770.c
index aa05e6507f8..19374a9e5ba 100644
--- a/sound/soc/codecs/wm8770.c
+++ b/sound/soc/codecs/wm8770.c
@@ -16,7 +16,6 @@
#include <linux/delay.h>
#include <linux/of_device.h>
#include <linux/pm.h>
-#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
@@ -528,7 +527,7 @@ static int wm8770_set_bias_level(struct snd_soc_codec *codec,
#define WM8770_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
-static struct snd_soc_dai_ops wm8770_dai_ops = {
+static const struct snd_soc_dai_ops wm8770_dai_ops = {
.digital_mute = wm8770_mute,
.hw_params = wm8770_hw_params,
.set_fmt = wm8770_set_fmt,
@@ -556,7 +555,7 @@ static struct snd_soc_dai_driver wm8770_dai = {
};
#ifdef CONFIG_PM
-static int wm8770_suspend(struct snd_soc_codec *codec, pm_message_t state)
+static int wm8770_suspend(struct snd_soc_codec *codec)
{
wm8770_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
@@ -691,13 +690,13 @@ static const struct of_device_id wm8770_of_match[] = {
};
MODULE_DEVICE_TABLE(of, wm8770_of_match);
-#if defined(CONFIG_SPI_MASTER)
static int __devinit wm8770_spi_probe(struct spi_device *spi)
{
struct wm8770_priv *wm8770;
int ret;
- wm8770 = kzalloc(sizeof(struct wm8770_priv), GFP_KERNEL);
+ wm8770 = devm_kzalloc(&spi->dev, sizeof(struct wm8770_priv),
+ GFP_KERNEL);
if (!wm8770)
return -ENOMEM;
@@ -706,15 +705,13 @@ static int __devinit wm8770_spi_probe(struct spi_device *spi)
ret = snd_soc_register_codec(&spi->dev,
&soc_codec_dev_wm8770, &wm8770_dai, 1);
- if (ret < 0)
- kfree(wm8770);
+
return ret;
}
static int __devexit wm8770_spi_remove(struct spi_device *spi)
{
snd_soc_unregister_codec(&spi->dev);
- kfree(spi_get_drvdata(spi));
return 0;
}
@@ -727,28 +724,23 @@ static struct spi_driver wm8770_spi_driver = {
.probe = wm8770_spi_probe,
.remove = __devexit_p(wm8770_spi_remove)
};
-#endif
static int __init wm8770_modinit(void)
{
int ret = 0;
-#if defined(CONFIG_SPI_MASTER)
ret = spi_register_driver(&wm8770_spi_driver);
if (ret) {
printk(KERN_ERR "Failed to register wm8770 SPI driver: %d\n",
ret);
}
-#endif
return ret;
}
module_init(wm8770_modinit);
static void __exit wm8770_exit(void)
{
-#if defined(CONFIG_SPI_MASTER)
spi_unregister_driver(&wm8770_spi_driver);
-#endif
}
module_exit(wm8770_exit);