/* codec private data */
struct wm8988_priv {
unsigned int sysclk;
- struct snd_soc_codec codec;
+ enum snd_soc_control_type control_type;
struct snd_pcm_hw_constraint_list *sysclk_constraints;
u16 reg_cache[WM8988_NUM_REG];
};
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
+ struct snd_soc_codec *codec = rtd->codec;
struct wm8988_priv *wm8988 = snd_soc_codec_get_drvdata(codec);
u16 iface = snd_soc_read(codec, WM8988_IFACE) & 0x1f3;
u16 srate = snd_soc_read(codec, WM8988_SRATE) & 0x180;
.digital_mute = wm8988_mute,
};
-struct snd_soc_dai wm8988_dai = {
- .name = "WM8988",
+static struct snd_soc_dai_driver wm8988_dai = {
+ .name = "wm8988-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
.ops = &wm8988_ops,
.symmetric_rates = 1,
};
-EXPORT_SYMBOL_GPL(wm8988_dai);
-static int wm8988_suspend(struct platform_device *pdev, pm_message_t state)
+static int wm8988_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;
-
wm8988_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
-static int wm8988_resume(struct platform_device *pdev)
+static int wm8988_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 struct snd_soc_codec *wm8988_codec;
-
-static int wm8988_probe(struct platform_device *pdev)
+static int wm8988_probe(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
+ struct wm8988_priv *wm8988 = snd_soc_codec_get_drvdata(codec);
int ret = 0;
-
- if (wm8988_codec == NULL) {
- dev_err(&pdev->dev, "Codec device not registered\n");
- return -ENODEV;
- }
-
- socdev->card->codec = wm8988_codec;
- codec = wm8988_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, wm8988_snd_controls,
- ARRAY_SIZE(wm8988_snd_controls));
- snd_soc_dapm_new_controls(codec, wm8988_dapm_widgets,
- ARRAY_SIZE(wm8988_dapm_widgets));
- snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
-
- return ret;
-
-pcm_err:
- return ret;
-}
-
-static int wm8988_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_wm8988 = {
- .probe = wm8988_probe,
- .remove = wm8988_remove,
- .suspend = wm8988_suspend,
- .resume = wm8988_resume,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_wm8988);
-
-static int wm8988_register(struct wm8988_priv *wm8988,
- enum snd_soc_control_type control)
-{
- struct snd_soc_codec *codec = &wm8988->codec;
- int ret;
u16 reg;
- if (wm8988_codec) {
- dev_err(codec->dev, "Another WM8988 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, wm8988);
- codec->name = "WM8988";
- codec->owner = THIS_MODULE;
- codec->dai = &wm8988_dai;
- codec->num_dai = 1;
- codec->reg_cache_size = ARRAY_SIZE(wm8988->reg_cache);
- codec->reg_cache = &wm8988->reg_cache;
- codec->bias_level = SND_SOC_BIAS_OFF;
- codec->set_bias_level = wm8988_set_bias_level;
-
- memcpy(codec->reg_cache, wm8988_reg,
- sizeof(wm8988_reg));
-
- ret = snd_soc_codec_set_cache_io(codec, 7, 9, control);
+ ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8988->control_type);
if (ret < 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
- goto err;
+ return ret;
}
ret = wm8988_reset(codec);
if (ret < 0) {
dev_err(codec->dev, "Failed to issue reset\n");
- goto err;
+ return ret;
}
/* set the update bits (we always update left then right) */
reg = snd_soc_read(codec, WM8988_RINVOL);
snd_soc_write(codec, WM8988_RINVOL, reg | 0x0100);
- wm8988_set_bias_level(&wm8988->codec, SND_SOC_BIAS_STANDBY);
-
- wm8988_dai.dev = codec->dev;
-
- wm8988_codec = codec;
-
- ret = snd_soc_register_codec(codec);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to register codec: %d\n", ret);
- goto err;
- }
+ wm8988_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- ret = snd_soc_register_dai(&wm8988_dai);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to register DAI: %d\n", ret);
- goto err_codec;
- }
+ snd_soc_add_controls(codec, wm8988_snd_controls,
+ ARRAY_SIZE(wm8988_snd_controls));
+ snd_soc_dapm_new_controls(codec, wm8988_dapm_widgets,
+ ARRAY_SIZE(wm8988_dapm_widgets));
+ snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
return 0;
-
-err_codec:
- snd_soc_unregister_codec(codec);
-err:
- kfree(wm8988);
- return ret;
}
-static void wm8988_unregister(struct wm8988_priv *wm8988)
+static int wm8988_remove(struct snd_soc_codec *codec)
{
- wm8988_set_bias_level(&wm8988->codec, SND_SOC_BIAS_OFF);
- snd_soc_unregister_dai(&wm8988_dai);
- snd_soc_unregister_codec(&wm8988->codec);
- kfree(wm8988);
- wm8988_codec = NULL;
+ wm8988_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ return 0;
}
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
-static int wm8988_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
+static struct snd_soc_codec_driver soc_codec_dev_wm8988 = {
+ .probe = wm8988_probe,
+ .remove = wm8988_remove,
+ .suspend = wm8988_suspend,
+ .resume = wm8988_resume,
+ .set_bias_level = wm8988_set_bias_level,
+ .reg_cache_size = ARRAY_SIZE(wm8988_reg),
+ .reg_word_size = sizeof(u16),
+ .reg_cache_default = wm8988_reg,
+};
+
+#if defined(CONFIG_SPI_MASTER)
+static int __devinit wm8988_spi_probe(struct spi_device *spi)
{
struct wm8988_priv *wm8988;
- struct snd_soc_codec *codec;
+ int ret;
wm8988 = kzalloc(sizeof(struct wm8988_priv), GFP_KERNEL);
if (wm8988 == NULL)
return -ENOMEM;
- codec = &wm8988->codec;
-
- i2c_set_clientdata(i2c, wm8988);
- codec->control_data = i2c;
-
- codec->dev = &i2c->dev;
+ wm8988->control_type = SND_SOC_SPI;
+ spi_set_drvdata(spi, wm8988);
- return wm8988_register(wm8988, SND_SOC_I2C);
+ ret = snd_soc_register_codec(&spi->dev,
+ &soc_codec_dev_wm8988, &wm8988_dai, 1);
+ if (ret < 0)
+ kfree(wm8988);
+ return ret;
}
-static int wm8988_i2c_remove(struct i2c_client *client)
+static int __devexit wm8988_spi_remove(struct spi_device *spi)
{
- struct wm8988_priv *wm8988 = i2c_get_clientdata(client);
- wm8988_unregister(wm8988);
+ snd_soc_unregister_codec(&spi->dev);
+ kfree(spi_get_drvdata(spi));
return 0;
}
-static const struct i2c_device_id wm8988_i2c_id[] = {
- { "wm8988", 0 },
- { }
-};
-MODULE_DEVICE_TABLE(i2c, wm8988_i2c_id);
-
-static struct i2c_driver wm8988_i2c_driver = {
+static struct spi_driver wm8988_spi_driver = {
.driver = {
- .name = "WM8988",
- .owner = THIS_MODULE,
+ .name = "wm8988-codec",
+ .owner = THIS_MODULE,
},
- .probe = wm8988_i2c_probe,
- .remove = wm8988_i2c_remove,
- .id_table = wm8988_i2c_id,
+ .probe = wm8988_spi_probe,
+ .remove = __devexit_p(wm8988_spi_remove),
};
-#endif
+#endif /* CONFIG_SPI_MASTER */
-#if defined(CONFIG_SPI_MASTER)
-static int __devinit wm8988_spi_probe(struct spi_device *spi)
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+static __devinit int wm8988_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
{
struct wm8988_priv *wm8988;
- struct snd_soc_codec *codec;
+ int ret;
wm8988 = kzalloc(sizeof(struct wm8988_priv), GFP_KERNEL);
if (wm8988 == NULL)
return -ENOMEM;
- codec = &wm8988->codec;
- codec->control_data = spi;
- codec->dev = &spi->dev;
-
- dev_set_drvdata(&spi->dev, wm8988);
+ i2c_set_clientdata(i2c, wm8988);
+ wm8988->control_type = SND_SOC_I2C;
- return wm8988_register(wm8988, SND_SOC_SPI);
+ ret = snd_soc_register_codec(&i2c->dev,
+ &soc_codec_dev_wm8988, &wm8988_dai, 1);
+ if (ret < 0)
+ kfree(wm8988);
+ return ret;
}
-static int __devexit wm8988_spi_remove(struct spi_device *spi)
+static __devexit int wm8988_i2c_remove(struct i2c_client *client)
{
- struct wm8988_priv *wm8988 = dev_get_drvdata(&spi->dev);
-
- wm8988_unregister(wm8988);
-
+ snd_soc_unregister_codec(&client->dev);
+ kfree(i2c_get_clientdata(client));
return 0;
}
-static struct spi_driver wm8988_spi_driver = {
+static const struct i2c_device_id wm8988_i2c_id[] = {
+ { "wm8988", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, wm8988_i2c_id);
+
+static struct i2c_driver wm8988_i2c_driver = {
.driver = {
- .name = "wm8988",
- .bus = &spi_bus_type,
- .owner = THIS_MODULE,
+ .name = "wm8988-codec",
+ .owner = THIS_MODULE,
},
- .probe = wm8988_spi_probe,
- .remove = __devexit_p(wm8988_spi_remove),
+ .probe = wm8988_i2c_probe,
+ .remove = __devexit_p(wm8988_i2c_remove),
+ .id_table = wm8988_i2c_id,
};
#endif
static int __init wm8988_modinit(void)
{
- int ret;
-
+ int ret = 0;
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
ret = i2c_add_driver(&wm8988_i2c_driver);
- if (ret != 0)
- pr_err("WM8988: Unable to register I2C driver: %d\n", ret);
+ if (ret != 0) {
+ printk(KERN_ERR "Failed to register WM8988 I2C driver: %d\n",
+ ret);
+ }
#endif
#if defined(CONFIG_SPI_MASTER)
ret = spi_register_driver(&wm8988_spi_driver);
- if (ret != 0)
- pr_err("WM8988: Unable to register SPI driver: %d\n", ret);
+ if (ret != 0) {
+ printk(KERN_ERR "Failed to register WM8988 SPI driver: %d\n",
+ ret);
+ }
#endif
return ret;
}
projects / mv-sheeva.git / blobdiff