/* codec private data */
struct wm8990_priv {
+ enum snd_soc_control_type control_type;
unsigned int sysclk;
unsigned int pcmclk;
};
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;
u16 audio1 = snd_soc_read(codec, WM8990_AUDIO_INTERFACE_1);
audio1 &= ~WM8990_AIF_WL_MASK;
.set_sysclk = wm8990_set_dai_sysclk,
};
-struct snd_soc_dai wm8990_dai = {
+static struct snd_soc_dai_driver wm8990_dai = {
/* ADC/DAC on primary */
- .name = "WM8990 ADC/DAC Primary",
- .id = 1,
+ .name = "wm8990-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
.formats = WM8990_FORMATS,},
.ops = &wm8990_dai_ops,
};
-EXPORT_SYMBOL_GPL(wm8990_dai);
-static int wm8990_suspend(struct platform_device *pdev, pm_message_t state)
+static int wm8990_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;
-
wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
-static int wm8990_resume(struct platform_device *pdev)
+static int wm8990_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;
* initialise the WM8990 driver
* register the mixer and dsp interfaces with the kernel
*/
-static int wm8990_init(struct snd_soc_device *socdev)
+static int wm8990_probe(struct snd_soc_codec *codec)
{
- struct snd_soc_codec *codec = socdev->card->codec;
+ int ret;
u16 reg;
- int ret = 0;
-
- codec->name = "WM8990";
- codec->owner = THIS_MODULE;
- codec->set_bias_level = wm8990_set_bias_level;
- codec->dai = &wm8990_dai;
- codec->num_dai = 2;
- codec->reg_cache_size = ARRAY_SIZE(wm8990_reg);
- codec->reg_cache = kmemdup(wm8990_reg, sizeof(wm8990_reg), GFP_KERNEL);
-
- if (codec->reg_cache == NULL)
- return -ENOMEM;
ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_I2C);
if (ret < 0) {
printk(KERN_ERR "wm8990: failed to set cache I/O: %d\n", ret);
- goto pcm_err;
+ return ret;
}
wm8990_reset(codec);
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- printk(KERN_ERR "wm8990: failed to create pcms\n");
- goto pcm_err;
- }
-
/* charge output caps */
- codec->bias_level = SND_SOC_BIAS_OFF;
wm8990_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
reg = snd_soc_read(codec, WM8990_AUDIO_INTERFACE_4);
ARRAY_SIZE(wm8990_snd_controls));
wm8990_add_widgets(codec);
- return ret;
+ return 0;
+}
-pcm_err:
- kfree(codec->reg_cache);
- return ret;
+/* power down chip */
+static int wm8990_remove(struct snd_soc_codec *codec)
+{
+ wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ return 0;
}
-/* If the i2c layer weren't so broken, we could pass this kind of data
- around */
-static struct snd_soc_device *wm8990_socdev;
+static struct snd_soc_codec_driver soc_codec_dev_wm8990 = {
+ .probe = wm8990_probe,
+ .remove = wm8990_remove,
+ .suspend = wm8990_suspend,
+ .resume = wm8990_resume,
+ .set_bias_level = wm8990_set_bias_level,
+ .reg_cache_size = ARRAY_SIZE(wm8990_reg),
+ .reg_word_size = sizeof(u16),
+ .reg_cache_default = wm8990_reg,
+};
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
-
-/*
- * WM891 2 wire address is determined by GPIO5
- * state during powerup.
- * low = 0x34
- * high = 0x36
- */
-
-static int wm8990_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
+static __devinit int wm8990_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
{
- struct snd_soc_device *socdev = wm8990_socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
+ struct wm8990_priv *wm8990;
int ret;
- i2c_set_clientdata(i2c, codec);
- codec->control_data = i2c;
+ wm8990 = kzalloc(sizeof(struct wm8990_priv), GFP_KERNEL);
+ if (wm8990 == NULL)
+ return -ENOMEM;
- ret = wm8990_init(socdev);
- if (ret < 0)
- pr_err("failed to initialise WM8990\n");
+ i2c_set_clientdata(i2c, wm8990);
+ ret = snd_soc_register_codec(&i2c->dev,
+ &soc_codec_dev_wm8990, &wm8990_dai, 1);
+ if (ret < 0)
+ kfree(wm8990);
return ret;
}
-static int wm8990_i2c_remove(struct i2c_client *client)
+static __devexit int wm8990_i2c_remove(struct i2c_client *client)
{
- struct snd_soc_codec *codec = i2c_get_clientdata(client);
- kfree(codec->reg_cache);
+ snd_soc_unregister_codec(&client->dev);
+ kfree(i2c_get_clientdata(client));
return 0;
}
static struct i2c_driver wm8990_i2c_driver = {
.driver = {
- .name = "WM8990 I2C Codec",
+ .name = "wm8990-codec",
.owner = THIS_MODULE,
},
.probe = wm8990_i2c_probe,
- .remove = wm8990_i2c_remove,
+ .remove = __devexit_p(wm8990_i2c_remove),
.id_table = wm8990_i2c_id,
};
-
-static int wm8990_add_i2c_device(struct platform_device *pdev,
- const struct wm8990_setup_data *setup)
-{
- struct i2c_board_info info;
- struct i2c_adapter *adapter;
- struct i2c_client *client;
- int ret;
-
- ret = i2c_add_driver(&wm8990_i2c_driver);
- if (ret != 0) {
- dev_err(&pdev->dev, "can't add i2c driver\n");
- return ret;
- }
-
- memset(&info, 0, sizeof(struct i2c_board_info));
- info.addr = setup->i2c_address;
- strlcpy(info.type, "wm8990", I2C_NAME_SIZE);
-
- adapter = i2c_get_adapter(setup->i2c_bus);
- if (!adapter) {
- dev_err(&pdev->dev, "can't get i2c adapter %d\n",
- setup->i2c_bus);
- goto err_driver;
- }
-
- client = i2c_new_device(adapter, &info);
- i2c_put_adapter(adapter);
- if (!client) {
- dev_err(&pdev->dev, "can't add i2c device at 0x%x\n",
- (unsigned int)info.addr);
- goto err_driver;
- }
-
- return 0;
-
-err_driver:
- i2c_del_driver(&wm8990_i2c_driver);
- return -ENODEV;
-}
#endif
-static int wm8990_probe(struct platform_device *pdev)
+static int __init wm8990_modinit(void)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct wm8990_setup_data *setup;
- struct snd_soc_codec *codec;
- struct wm8990_priv *wm8990;
- int ret;
-
- setup = socdev->codec_data;
- codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
- if (codec == NULL)
- return -ENOMEM;
-
- wm8990 = kzalloc(sizeof(struct wm8990_priv), GFP_KERNEL);
- if (wm8990 == NULL) {
- kfree(codec);
- return -ENOMEM;
- }
-
- snd_soc_codec_set_drvdata(codec, wm8990);
- socdev->card->codec = codec;
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
- wm8990_socdev = socdev;
-
- ret = -ENODEV;
-
+ int ret = 0;
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- if (setup->i2c_address) {
- codec->hw_write = (hw_write_t)i2c_master_send;
- ret = wm8990_add_i2c_device(pdev, setup);
- }
-#endif
-
+ ret = i2c_add_driver(&wm8990_i2c_driver);
if (ret != 0) {
- kfree(snd_soc_codec_get_drvdata(codec));
- kfree(codec);
+ printk(KERN_ERR "Failed to register wm8990 I2C driver: %d\n",
+ ret);
}
+#endif
return ret;
}
+module_init(wm8990_modinit);
-/* power down chip */
-static int wm8990_remove(struct platform_device *pdev)
+static void __exit wm8990_exit(void)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- if (codec->control_data)
- wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF);
- snd_soc_free_pcms(socdev);
- snd_soc_dapm_free(socdev);
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- i2c_unregister_device(codec->control_data);
i2c_del_driver(&wm8990_i2c_driver);
#endif
- kfree(snd_soc_codec_get_drvdata(codec));
- kfree(codec);
-
- return 0;
-}
-
-struct snd_soc_codec_device soc_codec_dev_wm8990 = {
- .probe = wm8990_probe,
- .remove = wm8990_remove,
- .suspend = wm8990_suspend,
- .resume = wm8990_resume,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_wm8990);
-
-static int __init wm8990_modinit(void)
-{
- return snd_soc_register_dai(&wm8990_dai);
-}
-module_init(wm8990_modinit);
-
-static void __exit wm8990_exit(void)
-{
- snd_soc_unregister_dai(&wm8990_dai);
}
module_exit(wm8990_exit);
git.samba.org / sfrench / cifs-2.6.git / blobdiff