#include "wm8711.h"
-static struct snd_soc_codec *wm8711_codec;
-
/* codec private data */
struct wm8711_priv {
- struct snd_soc_codec codec;
+ enum snd_soc_control_type bus_type;
u16 reg_cache[WM8711_CACHEREGNUM];
unsigned int sysclk;
};
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8711_priv *wm8711 = snd_soc_codec_get_drvdata(codec);
+ struct wm8711_priv *wm8711 = snd_soc_codec_get_drvdata(codec);
u16 iface = snd_soc_read(codec, WM8711_IFACE) & 0xfffc;
int i = get_coeff(wm8711->sysclk, params_rate(params));
u16 srate = (coeff_div[i].sr << 2) |
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8711_priv *wm8711 = snd_soc_codec_get_drvdata(codec);
+ struct wm8711_priv *wm8711 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 11289600:
.set_fmt = wm8711_set_dai_fmt,
};
-struct snd_soc_dai wm8711_dai = {
- .name = "WM8711",
+static struct snd_soc_dai_driver wm8711_dai = {
+ .name = "wm8711-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
},
.ops = &wm8711_ops,
};
-EXPORT_SYMBOL_GPL(wm8711_dai);
-static int wm8711_suspend(struct platform_device *pdev, pm_message_t state)
+static int wm8711_suspend(struct snd_soc_codec *codec, pm_message_t state)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
snd_soc_write(codec, WM8711_ACTIVE, 0x0);
wm8711_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
-static int wm8711_resume(struct platform_device *pdev)
+static int wm8711_resume(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
int i;
u8 data[2];
u16 *cache = codec->reg_cache;
return 0;
}
-static int wm8711_probe(struct platform_device *pdev)
+static int wm8711_probe(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
- int ret = 0;
-
- if (wm8711_codec == NULL) {
- dev_err(&pdev->dev, "Codec device not registered\n");
- return -ENODEV;
- }
-
- socdev->card->codec = wm8711_codec;
- codec = wm8711_codec;
-
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- dev_err(codec->dev, "failed to create pcms: %d\n", ret);
- goto pcm_err;
- }
-
- snd_soc_add_controls(codec, wm8711_snd_controls,
- ARRAY_SIZE(wm8711_snd_controls));
- wm8711_add_widgets(codec);
-
- return ret;
-
-pcm_err:
- return ret;
-}
-
-/* power down chip */
-static int wm8711_remove(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-
- snd_soc_free_pcms(socdev);
- snd_soc_dapm_free(socdev);
-
- return 0;
-}
-
-struct snd_soc_codec_device soc_codec_dev_wm8711 = {
- .probe = wm8711_probe,
- .remove = wm8711_remove,
- .suspend = wm8711_suspend,
- .resume = wm8711_resume,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_wm8711);
-
-static int wm8711_register(struct wm8711_priv *wm8711,
- enum snd_soc_control_type control)
-{
- int ret;
- struct snd_soc_codec *codec = &wm8711->codec;
- u16 reg;
-
- if (wm8711_codec) {
- dev_err(codec->dev, "Another WM8711 is registered\n");
- ret = -EINVAL;
- goto err;
- }
-
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- snd_soc_codec_set_drvdata(codec, wm8711);
- codec->name = "WM8711";
- codec->owner = THIS_MODULE;
- codec->bias_level = SND_SOC_BIAS_OFF;
- codec->set_bias_level = wm8711_set_bias_level;
- codec->dai = &wm8711_dai;
- codec->num_dai = 1;
- codec->reg_cache_size = WM8711_CACHEREGNUM;
- codec->reg_cache = &wm8711->reg_cache;
-
- memcpy(codec->reg_cache, wm8711_reg, sizeof(wm8711_reg));
+ struct wm8711_priv *wm8711 = snd_soc_codec_get_drvdata(codec);
+ int ret, reg;
- ret = snd_soc_codec_set_cache_io(codec, 7, 9, control);
+ ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8711->bus_type);
if (ret < 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
- goto err;
+ return ret;
}
ret = wm8711_reset(codec);
if (ret < 0) {
dev_err(codec->dev, "Failed to issue reset\n");
- goto err;
+ return ret;
}
- wm8711_dai.dev = codec->dev;
-
wm8711_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* Latch the update bits */
reg = snd_soc_read(codec, WM8711_ROUT1V);
snd_soc_write(codec, WM8711_ROUT1V, reg | 0x0100);
- wm8711_codec = codec;
-
- ret = snd_soc_register_codec(codec);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to register codec: %d\n", ret);
- goto err;
- }
-
- ret = snd_soc_register_dai(&wm8711_dai);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to register DAI: %d\n", ret);
- goto err_codec;
- }
-
- return 0;
+ snd_soc_add_controls(codec, wm8711_snd_controls,
+ ARRAY_SIZE(wm8711_snd_controls));
+ wm8711_add_widgets(codec);
-err_codec:
- snd_soc_unregister_codec(codec);
-err:
- kfree(wm8711);
return ret;
+
}
-static void wm8711_unregister(struct wm8711_priv *wm8711)
+/* power down chip */
+static int wm8711_remove(struct snd_soc_codec *codec)
{
- wm8711_set_bias_level(&wm8711->codec, SND_SOC_BIAS_OFF);
- snd_soc_unregister_dai(&wm8711_dai);
- snd_soc_unregister_codec(&wm8711->codec);
- kfree(wm8711);
- wm8711_codec = NULL;
+ wm8711_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ return 0;
}
+static struct snd_soc_codec_driver soc_codec_dev_wm8711 = {
+ .probe = wm8711_probe,
+ .remove = wm8711_remove,
+ .suspend = wm8711_suspend,
+ .resume = wm8711_resume,
+ .set_bias_level = wm8711_set_bias_level,
+ .reg_cache_size = ARRAY_SIZE(wm8711_reg),
+ .reg_word_size = sizeof(u16),
+ .reg_cache_default = wm8711_reg,
+};
+
#if defined(CONFIG_SPI_MASTER)
static int __devinit wm8711_spi_probe(struct spi_device *spi)
{
- struct snd_soc_codec *codec;
struct wm8711_priv *wm8711;
+ int ret;
wm8711 = kzalloc(sizeof(struct wm8711_priv), GFP_KERNEL);
if (wm8711 == NULL)
return -ENOMEM;
- codec = &wm8711->codec;
- codec->control_data = spi;
- codec->dev = &spi->dev;
+ spi_set_drvdata(spi, wm8711);
+ wm8711->bus_type = SND_SOC_SPI;
- dev_set_drvdata(&spi->dev, wm8711);
-
- return wm8711_register(wm8711, SND_SOC_SPI);
+ ret = snd_soc_register_codec(&spi->dev,
+ &soc_codec_dev_wm8711, &wm8711_dai, 1);
+ if (ret < 0)
+ kfree(wm8711);
+ return ret;
}
static int __devexit wm8711_spi_remove(struct spi_device *spi)
{
- struct wm8711_priv *wm8711 = dev_get_drvdata(&spi->dev);
-
- wm8711_unregister(wm8711);
-
+ snd_soc_unregister_codec(&spi->dev);
+ kfree(spi_get_drvdata(spi));
return 0;
}
static struct spi_driver wm8711_spi_driver = {
.driver = {
- .name = "wm8711",
- .bus = &spi_bus_type,
+ .name = "wm8711-codec",
.owner = THIS_MODULE,
},
.probe = wm8711_spi_probe,
#endif /* CONFIG_SPI_MASTER */
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
-static __devinit int wm8711_i2c_probe(struct i2c_client *i2c,
+static __devinit int wm8711_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct wm8711_priv *wm8711;
- struct snd_soc_codec *codec;
+ int ret;
wm8711 = kzalloc(sizeof(struct wm8711_priv), GFP_KERNEL);
if (wm8711 == NULL)
return -ENOMEM;
- codec = &wm8711->codec;
- codec->hw_write = (hw_write_t)i2c_master_send;
-
- i2c_set_clientdata(i2c, wm8711);
- codec->control_data = i2c;
+ i2c_set_clientdata(client, wm8711);
+ wm8711->bus_type = SND_SOC_I2C;
- codec->dev = &i2c->dev;
-
- return wm8711_register(wm8711, SND_SOC_I2C);
+ ret = snd_soc_register_codec(&client->dev,
+ &soc_codec_dev_wm8711, &wm8711_dai, 1);
+ if (ret < 0)
+ kfree(wm8711);
+ return ret;
}
static __devexit int wm8711_i2c_remove(struct i2c_client *client)
{
- struct wm8711_priv *wm8711 = i2c_get_clientdata(client);
- wm8711_unregister(wm8711);
+ snd_soc_unregister_codec(&client->dev);
+ kfree(i2c_get_clientdata(client));
return 0;
}
static struct i2c_driver wm8711_i2c_driver = {
.driver = {
- .name = "WM8711 I2C Codec",
+ .name = "wm8711-codec",
.owner = THIS_MODULE,
},
.probe = wm8711_i2c_probe,
projects / mv-sheeva.git / blobdiff