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Diffstat (limited to 'sound/soc/codecs/wm8727.c')
-rw-r--r--sound/soc/codecs/wm8727.c106
1 files changed, 10 insertions, 96 deletions
diff --git a/sound/soc/codecs/wm8727.c b/sound/soc/codecs/wm8727.c
index 9d1df262..6a40080 100644
--- a/sound/soc/codecs/wm8727.c
+++ b/sound/soc/codecs/wm8727.c
@@ -23,7 +23,6 @@
#include <sound/initval.h>
#include <sound/soc.h>
-#include "wm8727.h"
/*
* Note this is a simple chip with no configuration interface, sample rate is
* determined automatically by examining the Master clock and Bit clock ratios
@@ -33,8 +32,8 @@
SNDRV_PCM_RATE_192000)
-struct snd_soc_dai wm8727_dai = {
- .name = "WM8727",
+static struct snd_soc_dai_driver wm8727_dai = {
+ .name = "wm8727-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 2,
@@ -43,103 +42,18 @@ struct snd_soc_dai wm8727_dai = {
.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE,
},
};
-EXPORT_SYMBOL_GPL(wm8727_dai);
-static struct snd_soc_codec *wm8727_codec;
+struct snd_soc_codec_driver soc_codec_dev_wm8727;
-static int wm8727_soc_probe(struct platform_device *pdev)
+static __devinit int wm8727_probe(struct platform_device *pdev)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- int ret = 0;
-
- BUG_ON(!wm8727_codec);
-
- socdev->card->codec = wm8727_codec;
-
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- printk(KERN_ERR "wm8727: failed to create pcms\n");
- goto pcm_err;
- }
-
- return ret;
-
-pcm_err:
- kfree(socdev->card->codec);
- socdev->card->codec = NULL;
- return ret;
-}
-
-static int wm8727_soc_remove(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-
- snd_soc_free_pcms(socdev);
-
- return 0;
-}
-
-struct snd_soc_codec_device soc_codec_dev_wm8727 = {
- .probe = wm8727_soc_probe,
- .remove = wm8727_soc_remove,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_wm8727);
-
-
-static __devinit int wm8727_platform_probe(struct platform_device *pdev)
-{
- struct snd_soc_codec *codec;
- int ret;
-
- if (wm8727_codec) {
- dev_err(&pdev->dev, "Another WM8727 is registered\n");
- return -EBUSY;
- }
-
- codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
- if (codec == NULL)
- return -ENOMEM;
- wm8727_codec = codec;
-
- platform_set_drvdata(pdev, codec);
-
- mutex_init(&codec->mutex);
- codec->dev = &pdev->dev;
- codec->name = "WM8727";
- codec->owner = THIS_MODULE;
- codec->dai = &wm8727_dai;
- codec->num_dai = 1;
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- wm8727_dai.dev = &pdev->dev;
-
- ret = snd_soc_register_codec(codec);
- if (ret != 0) {
- dev_err(&pdev->dev, "Failed to register CODEC: %d\n", ret);
- goto err;
- }
-
- ret = snd_soc_register_dai(&wm8727_dai);
- if (ret != 0) {
- dev_err(&pdev->dev, "Failed to register DAI: %d\n", ret);
- goto err_codec;
- }
-
- return 0;
-
-err_codec:
- snd_soc_unregister_codec(codec);
-err:
- kfree(codec);
- return ret;
+ return snd_soc_register_codec(&pdev->dev,
+ &soc_codec_dev_wm8727, &wm8727_dai, 1);
}
-static int __devexit wm8727_platform_remove(struct platform_device *pdev)
+static int __devexit wm8727_remove(struct platform_device *pdev)
{
- snd_soc_unregister_dai(&wm8727_dai);
- snd_soc_unregister_codec(platform_get_drvdata(pdev));
+ snd_soc_unregister_codec(&pdev->dev);
return 0;
}
@@ -149,8 +63,8 @@ static struct platform_driver wm8727_codec_driver = {
.owner = THIS_MODULE,
},
- .probe = wm8727_platform_probe,
- .remove = __devexit_p(wm8727_platform_remove),
+ .probe = wm8727_probe,
+ .remove = __devexit_p(wm8727_remove),
};
static int __init wm8727_init(void)
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