/* codec private data */
struct aic3x_priv {
- struct snd_soc_codec codec;
struct regulator_bulk_data supplies[AIC3X_NUM_SUPPLIES];
+ enum snd_soc_control_type control_type;
+ struct aic3x_setup_data *setup;
+ void *control_data;
unsigned int sysclk;
int master;
int gpio_reset;
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 aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
int codec_clk = 0, bypass_pll = 0, fsref, last_clk = 0;
u8 data, j, r, p, pll_q, pll_p = 1, pll_r = 1, pll_j = 1;
.set_fmt = aic3x_set_dai_fmt,
};
-struct snd_soc_dai aic3x_dai = {
- .name = "tlv320aic3x",
+static struct snd_soc_dai_driver aic3x_dai = {
+ .name = "tlv320aic3x-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
.formats = AIC3X_FORMATS,},
.ops = &aic3x_dai_ops,
};
-EXPORT_SYMBOL_GPL(aic3x_dai);
-static int aic3x_suspend(struct platform_device *pdev, pm_message_t state)
+static int aic3x_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;
-
aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
-static int aic3x_resume(struct platform_device *pdev)
+static int aic3x_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];
u8 *cache = codec->reg_cache;
{
int reg;
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- codec->name = "tlv320aic3x";
- codec->owner = THIS_MODULE;
- codec->read = aic3x_read_reg_cache;
- codec->write = aic3x_write;
- codec->set_bias_level = aic3x_set_bias_level;
- codec->dai = &aic3x_dai;
- codec->num_dai = 1;
- codec->reg_cache_size = ARRAY_SIZE(aic3x_reg);
- codec->reg_cache = kmemdup(aic3x_reg, sizeof(aic3x_reg), GFP_KERNEL);
- if (codec->reg_cache == NULL)
- return -ENOMEM;
-
aic3x_write(codec, AIC3X_PAGE_SELECT, PAGE0_SELECT);
aic3x_write(codec, AIC3X_RESET, SOFT_RESET);
return 0;
}
-static struct snd_soc_codec *aic3x_codec;
-
-static int aic3x_register(struct snd_soc_codec *codec)
+static int aic3x_probe(struct snd_soc_codec *codec)
{
- int ret;
+ struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
+
+ codec->hw_write = (hw_write_t) i2c_master_send;
+ codec->control_data = aic3x->control_data;
- ret = aic3x_init(codec);
- if (ret < 0) {
- dev_err(codec->dev, "Failed to initialise device\n");
- return ret;
+ if (aic3x->setup) {
+ /* setup GPIO functions */
+ aic3x_write(codec, AIC3X_GPIO1_REG,
+ (aic3x->setup->gpio_func[0] & 0xf) << 4);
+ aic3x_write(codec, AIC3X_GPIO2_REG,
+ (aic3x->setup->gpio_func[1] & 0xf) << 4);
}
- aic3x_codec = codec;
+ aic3x_init(codec);
- ret = snd_soc_register_codec(codec);
- if (ret) {
- dev_err(codec->dev, "Failed to register codec\n");
- return ret;
- }
+ snd_soc_add_controls(codec, aic3x_snd_controls,
+ ARRAY_SIZE(aic3x_snd_controls));
- ret = snd_soc_register_dai(&aic3x_dai);
- if (ret) {
- dev_err(codec->dev, "Failed to register dai\n");
- snd_soc_unregister_codec(codec);
- return ret;
- }
+ aic3x_add_widgets(codec);
return 0;
}
-static int aic3x_unregister(struct aic3x_priv *aic3x)
+static int aic3x_remove(struct snd_soc_codec *codec)
{
- aic3x_set_bias_level(&aic3x->codec, SND_SOC_BIAS_OFF);
-
- snd_soc_unregister_dai(&aic3x_dai);
- snd_soc_unregister_codec(&aic3x->codec);
-
- if (aic3x->gpio_reset >= 0) {
- gpio_set_value(aic3x->gpio_reset, 0);
- gpio_free(aic3x->gpio_reset);
- }
- regulator_bulk_disable(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
- regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
-
- kfree(aic3x);
- aic3x_codec = NULL;
-
+ aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
+static struct snd_soc_codec_driver soc_codec_dev_aic3x = {
+ .read = aic3x_read_reg_cache,
+ .write = aic3x_write,
+ .set_bias_level = aic3x_set_bias_level,
+ .reg_cache_size = ARRAY_SIZE(aic3x_reg),
+ .reg_word_size = sizeof(u8),
+ .reg_cache_default = aic3x_reg,
+ .probe = aic3x_probe,
+ .remove = aic3x_remove,
+ .suspend = aic3x_suspend,
+ .resume = aic3x_resume,
+};
+
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
/*
* AIC3X 2 wire address can be up to 4 devices with device addresses
static int aic3x_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
- struct snd_soc_codec *codec;
- struct aic3x_priv *aic3x;
struct aic3x_pdata *pdata = i2c->dev.platform_data;
+ struct aic3x_setup_data *setup = pdata->setup;
+ struct aic3x_priv *aic3x;
int ret, i;
aic3x = kzalloc(sizeof(struct aic3x_priv), GFP_KERNEL);
return -ENOMEM;
}
- codec = &aic3x->codec;
- codec->dev = &i2c->dev;
- snd_soc_codec_set_drvdata(codec, aic3x);
- codec->control_data = i2c;
- codec->hw_write = (hw_write_t) i2c_master_send;
-
+ aic3x->control_data = i2c;
+ aic3x->setup = setup;
i2c_set_clientdata(i2c, aic3x);
aic3x->gpio_reset = -1;
for (i = 0; i < ARRAY_SIZE(aic3x->supplies); i++)
aic3x->supplies[i].supply = aic3x_supply_names[i];
- ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(aic3x->supplies),
+ ret = regulator_bulk_get(&i2c->dev, ARRAY_SIZE(aic3x->supplies),
aic3x->supplies);
if (ret != 0) {
- dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
+ dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret);
goto err_get;
}
ret = regulator_bulk_enable(ARRAY_SIZE(aic3x->supplies),
aic3x->supplies);
if (ret != 0) {
- dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
+ dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret);
goto err_enable;
}
gpio_set_value(aic3x->gpio_reset, 1);
}
- return aic3x_register(codec);
+ ret = snd_soc_register_codec(&i2c->dev,
+ &soc_codec_dev_aic3x, &aic3x_dai, 1);
+ if (ret < 0)
+ goto err_enable;
+ return ret;
err_enable:
regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
{
struct aic3x_priv *aic3x = i2c_get_clientdata(client);
- return aic3x_unregister(aic3x);
+ if (aic3x->gpio_reset >= 0) {
+ gpio_set_value(aic3x->gpio_reset, 0);
+ gpio_free(aic3x->gpio_reset);
+ }
+ regulator_bulk_disable(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+ regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+
+ snd_soc_unregister_codec(&client->dev);
+ kfree(i2c_get_clientdata(client));
+ return 0;
}
static const struct i2c_device_id aic3x_i2c_id[] = {
/* machine i2c codec control layer */
static struct i2c_driver aic3x_i2c_driver = {
.driver = {
- .name = "aic3x I2C Codec",
+ .name = "tlv320aic3x-codec",
.owner = THIS_MODULE,
},
.probe = aic3x_i2c_probe,
{
i2c_del_driver(&aic3x_i2c_driver);
}
-#else
-static inline void aic3x_i2c_init(void) { }
-static inline void aic3x_i2c_exit(void) { }
#endif
-static int aic3x_probe(struct platform_device *pdev)
+static int __init aic3x_modinit(void)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct aic3x_setup_data *setup;
- struct snd_soc_codec *codec;
int ret = 0;
-
- codec = aic3x_codec;
- if (!codec) {
- dev_err(&pdev->dev, "Codec not registered\n");
- return -ENODEV;
- }
-
- socdev->card->codec = codec;
- setup = socdev->codec_data;
-
- if (setup) {
- /* setup GPIO functions */
- aic3x_write(codec, AIC3X_GPIO1_REG,
- (setup->gpio_func[0] & 0xf) << 4);
- aic3x_write(codec, AIC3X_GPIO2_REG,
- (setup->gpio_func[1] & 0xf) << 4);
- }
-
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- printk(KERN_ERR "aic3x: failed to create pcms\n");
- goto pcm_err;
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ ret = i2c_add_driver(&aic3x_i2c_driver);
+ if (ret != 0) {
+ printk(KERN_ERR "Failed to register TLV320AIC3x I2C driver: %d\n",
+ ret);
}
-
- snd_soc_add_controls(codec, aic3x_snd_controls,
- ARRAY_SIZE(aic3x_snd_controls));
-
- aic3x_add_widgets(codec);
-
- return ret;
-
-pcm_err:
- kfree(codec->reg_cache);
+#endif
return ret;
}
-
-static int aic3x_remove(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- /* power down chip */
- if (codec->control_data)
- aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
-
- snd_soc_free_pcms(socdev);
- snd_soc_dapm_free(socdev);
-
- kfree(codec->reg_cache);
-
- return 0;
-}
-
-struct snd_soc_codec_device soc_codec_dev_aic3x = {
- .probe = aic3x_probe,
- .remove = aic3x_remove,
- .suspend = aic3x_suspend,
- .resume = aic3x_resume,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_aic3x);
-
-static int __init aic3x_modinit(void)
-{
- aic3x_i2c_init();
-
- return 0;
-}
module_init(aic3x_modinit);
static void __exit aic3x_exit(void)
{
- aic3x_i2c_exit();
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ i2c_del_driver(&aic3x_i2c_driver);
+#endif
}
module_exit(aic3x_exit);
projects / mv-sheeva.git / blobdiff