/* AIC23 driver data */
struct aic23 {
- struct snd_soc_codec codec;
+ enum snd_soc_control_type control_type;
+ void *control_data;
int mclk;
int requested_adc;
int requested_dac;
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 iface_reg;
int ret;
- struct aic23 *aic23 = container_of(codec, struct aic23, codec);
+ struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
u32 sample_rate_adc = aic23->requested_adc;
u32 sample_rate_dac = aic23->requested_dac;
u32 sample_rate = params_rate(params);
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;
/* set active */
tlv320aic23_write(codec, TLV320AIC23_ACTIVE, 0x0001);
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 aic23 *aic23 = container_of(codec, struct aic23, codec);
+ struct snd_soc_codec *codec = rtd->codec;
+ struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
/* deactivate */
if (!codec->active) {
static int tlv320aic23_set_dai_sysclk(struct snd_soc_dai *codec_dai,
int clk_id, unsigned int freq, int dir)
{
- struct snd_soc_codec *codec = codec_dai->codec;
- struct aic23 *aic23 = container_of(codec, struct aic23, codec);
+ struct aic23 *aic23 = snd_soc_dai_get_drvdata(codec_dai);
aic23->mclk = freq;
return 0;
}
.set_sysclk = tlv320aic23_set_dai_sysclk,
};
-struct snd_soc_dai tlv320aic23_dai = {
- .name = "tlv320aic23",
+static struct snd_soc_dai_driver tlv320aic23_dai = {
+ .name = "tlv320aic23-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 2,
.formats = AIC23_FORMATS,},
.ops = &tlv320aic23_dai_ops,
};
-EXPORT_SYMBOL_GPL(tlv320aic23_dai);
-static int tlv320aic23_suspend(struct platform_device *pdev,
+static int tlv320aic23_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;
-
tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
-static int tlv320aic23_resume(struct platform_device *pdev)
+static int tlv320aic23_resume(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
u16 reg;
/* Sync reg_cache with the hardware */
return 0;
}
-/*
- * initialise the AIC23 driver
- * register the mixer and dsp interfaces with the kernel
- */
-static int tlv320aic23_init(struct snd_soc_device *socdev)
+static int tlv320aic23_probe(struct snd_soc_codec *codec)
{
- struct snd_soc_codec *codec = socdev->card->codec;
- int ret = 0;
- u16 reg;
+ struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
+ int reg;
- codec->name = "tlv320aic23";
- codec->owner = THIS_MODULE;
- codec->read = tlv320aic23_read_reg_cache;
- codec->write = tlv320aic23_write;
- codec->set_bias_level = tlv320aic23_set_bias_level;
- codec->dai = &tlv320aic23_dai;
- codec->num_dai = 1;
- codec->reg_cache_size = ARRAY_SIZE(tlv320aic23_reg);
- codec->reg_cache =
- kmemdup(tlv320aic23_reg, sizeof(tlv320aic23_reg), GFP_KERNEL);
- if (codec->reg_cache == NULL)
- return -ENOMEM;
+ printk(KERN_INFO "AIC23 Audio Codec %s\n", AIC23_VERSION);
+ codec->control_data = aic23->control_data;
+ codec->hw_write = (hw_write_t)i2c_master_send;
+ codec->hw_read = NULL;
/* Reset codec */
tlv320aic23_write(codec, TLV320AIC23_RESET, 0);
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- printk(KERN_ERR "tlv320aic23: failed to create pcms\n");
- goto pcm_err;
- }
-
/* power on device */
tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
ARRAY_SIZE(tlv320aic23_snd_controls));
tlv320aic23_add_widgets(codec);
- return ret;
+ return 0;
+}
-pcm_err:
- kfree(codec->reg_cache);
- return ret;
+static int tlv320aic23_remove(struct snd_soc_codec *codec)
+{
+ tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ return 0;
}
-static struct snd_soc_device *tlv320aic23_socdev;
+
+static struct snd_soc_codec_driver soc_codec_dev_tlv320aic23 = {
+ .reg_cache_size = ARRAY_SIZE(tlv320aic23_reg),
+ .reg_word_size = sizeof(u16),
+ .reg_cache_default = tlv320aic23_reg,
+ .probe = tlv320aic23_probe,
+ .remove = tlv320aic23_remove,
+ .suspend = tlv320aic23_suspend,
+ .resume = tlv320aic23_resume,
+ .read = tlv320aic23_read_reg_cache,
+ .write = tlv320aic23_write,
+ .set_bias_level = tlv320aic23_set_bias_level,
+};
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
/*
static int tlv320aic23_codec_probe(struct i2c_client *i2c,
const struct i2c_device_id *i2c_id)
{
- struct snd_soc_device *socdev = tlv320aic23_socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
+ struct aic23 *aic23;
int ret;
if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EINVAL;
- i2c_set_clientdata(i2c, codec);
- codec->control_data = i2c;
+ aic23 = kzalloc(sizeof(struct aic23), GFP_KERNEL);
+ if (aic23 == NULL)
+ return -ENOMEM;
- ret = tlv320aic23_init(socdev);
- if (ret < 0) {
- printk(KERN_ERR "tlv320aic23: failed to initialise AIC23\n");
- goto err;
- }
- return ret;
+ i2c_set_clientdata(i2c, aic23);
+ aic23->control_data = i2c;
+ aic23->control_type = SND_SOC_I2C;
-err:
- kfree(codec);
- kfree(i2c);
+ ret = snd_soc_register_codec(&i2c->dev,
+ &soc_codec_dev_tlv320aic23, &tlv320aic23_dai, 1);
+ if (ret < 0)
+ kfree(aic23);
return ret;
}
static int __exit tlv320aic23_i2c_remove(struct i2c_client *i2c)
{
- put_device(&i2c->dev);
+ snd_soc_unregister_codec(&i2c->dev);
+ kfree(i2c_get_clientdata(i2c));
return 0;
}
static struct i2c_driver tlv320aic23_i2c_driver = {
.driver = {
- .name = "tlv320aic23",
+ .name = "tlv320aic23-codec",
},
.probe = tlv320aic23_codec_probe,
.remove = __exit_p(tlv320aic23_i2c_remove),
#endif
-static int tlv320aic23_probe(struct platform_device *pdev)
+static int __init tlv320aic23_modinit(void)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
- struct aic23 *aic23;
- int ret = 0;
-
- printk(KERN_INFO "AIC23 Audio Codec %s\n", AIC23_VERSION);
-
- aic23 = kzalloc(sizeof(struct aic23), GFP_KERNEL);
- if (aic23 == NULL)
- return -ENOMEM;
- codec = &aic23->codec;
- socdev->card->codec = codec;
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- tlv320aic23_socdev = socdev;
+ int ret;
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- codec->hw_write = (hw_write_t) i2c_master_send;
- codec->hw_read = NULL;
ret = i2c_add_driver(&tlv320aic23_i2c_driver);
- if (ret != 0)
- printk(KERN_ERR "can't add i2c driver");
+ if (ret != 0) {
+ printk(KERN_ERR "Failed to register TLV320AIC23 I2C driver: %d\n",
+ ret);
+ }
#endif
return ret;
}
+module_init(tlv320aic23_modinit);
-static int tlv320aic23_remove(struct platform_device *pdev)
+static void __exit tlv320aic23_exit(void)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
- struct aic23 *aic23 = container_of(codec, struct aic23, codec);
-
- if (codec->control_data)
- tlv320aic23_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_del_driver(&tlv320aic23_i2c_driver);
#endif
- kfree(codec->reg_cache);
- kfree(aic23);
-
- return 0;
-}
-struct snd_soc_codec_device soc_codec_dev_tlv320aic23 = {
- .probe = tlv320aic23_probe,
- .remove = tlv320aic23_remove,
- .suspend = tlv320aic23_suspend,
- .resume = tlv320aic23_resume,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_tlv320aic23);
-
-static int __init tlv320aic23_modinit(void)
-{
- return snd_soc_register_dai(&tlv320aic23_dai);
-}
-module_init(tlv320aic23_modinit);
-
-static void __exit tlv320aic23_exit(void)
-{
- snd_soc_unregister_dai(&tlv320aic23_dai);
}
module_exit(tlv320aic23_exit);
projects / mv-sheeva.git / blobdiff