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Diffstat (limited to 'sound/soc/codecs/ad73311.c')
-rw-r--r--sound/soc/codecs/ad73311.c95
1 files changed, 39 insertions, 56 deletions
diff --git a/sound/soc/codecs/ad73311.c b/sound/soc/codecs/ad73311.c
index d2fcc601722..5fac8adbc13 100644
--- a/sound/soc/codecs/ad73311.c
+++ b/sound/soc/codecs/ad73311.c
@@ -11,6 +11,7 @@
*/
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
@@ -22,8 +23,23 @@
#include "ad73311.h"
-struct snd_soc_dai ad73311_dai = {
- .name = "AD73311",
+static const struct snd_soc_dapm_widget ad73311_dapm_widgets[] = {
+SND_SOC_DAPM_INPUT("VINP"),
+SND_SOC_DAPM_INPUT("VINN"),
+SND_SOC_DAPM_OUTPUT("VOUTN"),
+SND_SOC_DAPM_OUTPUT("VOUTP"),
+};
+
+static const struct snd_soc_dapm_route ad73311_dapm_routes[] = {
+ { "Capture", NULL, "VINP" },
+ { "Capture", NULL, "VINN" },
+
+ { "VOUTN", NULL, "Playback" },
+ { "VOUTP", NULL, "Playback" },
+};
+
+static struct snd_soc_dai_driver ad73311_dai = {
+ .name = "ad73311-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
@@ -37,70 +53,37 @@ struct snd_soc_dai ad73311_dai = {
.rates = SNDRV_PCM_RATE_8000,
.formats = SNDRV_PCM_FMTBIT_S16_LE, },
};
-EXPORT_SYMBOL_GPL(ad73311_dai);
-
-static int ad73311_soc_probe(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
- int ret = 0;
-
- codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
- if (codec == NULL)
- return -ENOMEM;
- mutex_init(&codec->mutex);
- codec->name = "AD73311";
- codec->owner = THIS_MODULE;
- codec->dai = &ad73311_dai;
- codec->num_dai = 1;
- socdev->card->codec = codec;
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- printk(KERN_ERR "ad73311: failed to create pcms\n");
- goto pcm_err;
- }
- return ret;
+static struct snd_soc_codec_driver soc_codec_dev_ad73311 = {
+ .dapm_widgets = ad73311_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(ad73311_dapm_widgets),
+ .dapm_routes = ad73311_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(ad73311_dapm_routes),
+};
-pcm_err:
- kfree(socdev->card->codec);
- socdev->card->codec = NULL;
- return ret;
+static int ad73311_probe(struct platform_device *pdev)
+{
+ return snd_soc_register_codec(&pdev->dev,
+ &soc_codec_dev_ad73311, &ad73311_dai, 1);
}
-static int ad73311_soc_remove(struct platform_device *pdev)
+static int ad73311_remove(struct platform_device *pdev)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- if (codec == NULL)
- return 0;
- snd_soc_free_pcms(socdev);
- kfree(codec);
+ snd_soc_unregister_codec(&pdev->dev);
return 0;
}
-struct snd_soc_codec_device soc_codec_dev_ad73311 = {
- .probe = ad73311_soc_probe,
- .remove = ad73311_soc_remove,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_ad73311);
+static struct platform_driver ad73311_codec_driver = {
+ .driver = {
+ .name = "ad73311",
+ .owner = THIS_MODULE,
+ },
-static int __init ad73311_init(void)
-{
- return snd_soc_register_dai(&ad73311_dai);
-}
-module_init(ad73311_init);
+ .probe = ad73311_probe,
+ .remove = ad73311_remove,
+};
-static void __exit ad73311_exit(void)
-{
- snd_soc_unregister_dai(&ad73311_dai);
-}
-module_exit(ad73311_exit);
+module_platform_driver(ad73311_codec_driver);
MODULE_DESCRIPTION("ASoC ad73311 driver");
MODULE_AUTHOR("Cliff Cai ");