X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=sound%2Fsoc%2Fcodecs%2Fad193x.c;h=fa2834c91b9f5e8507841eba8155d54a59386e35;hb=f0fba2ad1;hp=1def75e4862f60fe2a143470cdb2ae458453e08a;hpb=bda7d2a862e6b788bca2d02d38a07966a9c92e48;p=mv-sheeva.git

diff --git a/sound/soc/codecs/ad193x.c b/sound/soc/codecs/ad193x.c
index 1def75e4862..fa2834c91b9 100644
--- a/sound/soc/codecs/ad193x.c
+++ b/sound/soc/codecs/ad193x.c
@@ -24,9 +24,10 @@
 
 /* codec private data */
 struct ad193x_priv {
-	unsigned int sysclk;
-	struct snd_soc_codec codec;
 	u8 reg_cache[AD193X_NUM_REGS];
+	enum snd_soc_control_type bus_type;
+	void *control_data;
+	int sysclk;
 };
 
 /* ad193x register cache & default register settings */
@@ -34,9 +35,6 @@ static const u8 ad193x_reg[AD193X_NUM_REGS] = {
 	0, 0, 0, 0, 0, 0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0, 0, 0,
 };
 
-static struct snd_soc_codec *ad193x_codec;
-struct snd_soc_codec_device soc_codec_dev_ad193x;
-
 /*
  * AD193X volume/mute/de-emphasis etc. controls
  */
@@ -275,8 +273,7 @@ static int ad193x_hw_params(struct snd_pcm_substream *substream,
 	int word_len = 0, reg = 0, master_rate = 0;
 
 	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 ad193x_priv *ad193x = snd_soc_codec_get_drvdata(codec);
 
 	/* bit size */
@@ -323,100 +320,6 @@ static int ad193x_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static int ad193x_bus_probe(struct device *dev, void *ctrl_data, int bus_type)
-{
-	struct snd_soc_codec *codec;
-	struct ad193x_priv *ad193x;
-	int ret;
-
-	if (ad193x_codec) {
-		dev_err(dev, "Another ad193x is registered\n");
-		return -EINVAL;
-	}
-
-	ad193x = kzalloc(sizeof(struct ad193x_priv), GFP_KERNEL);
-	if (ad193x == NULL)
-		return -ENOMEM;
-
-	dev_set_drvdata(dev, ad193x);
-
-	codec = &ad193x->codec;
-	mutex_init(&codec->mutex);
-	codec->control_data = ctrl_data;
-	codec->dev = dev;
-	snd_soc_codec_set_drvdata(codec, ad193x);
-	codec->reg_cache = ad193x->reg_cache;
-	codec->reg_cache_size = AD193X_NUM_REGS;
-	codec->name = "AD193X";
-	codec->owner = THIS_MODULE;
-	codec->dai = &ad193x_dai;
-	codec->num_dai = 1;
-	INIT_LIST_HEAD(&codec->dapm_widgets);
-	INIT_LIST_HEAD(&codec->dapm_paths);
-
-	ad193x_dai.dev = codec->dev;
-	ad193x_codec = codec;
-
-	memcpy(codec->reg_cache, ad193x_reg, AD193X_NUM_REGS);
-
-	if (bus_type == SND_SOC_I2C)
-		ret = snd_soc_codec_set_cache_io(codec, 8, 8, bus_type);
-	else
-		ret = snd_soc_codec_set_cache_io(codec, 16, 8, bus_type);
-	if (ret < 0) {
-		dev_err(codec->dev, "failed to set cache I/O: %d\n",
-				ret);
-		kfree(ad193x);
-		return ret;
-	}
-
-	/* default setting for ad193x */
-
-	/* unmute dac channels */
-	snd_soc_write(codec, AD193X_DAC_CHNL_MUTE, 0x0);
-	/* de-emphasis: 48kHz, powedown dac */
-	snd_soc_write(codec, AD193X_DAC_CTRL2, 0x1A);
-	/* powerdown dac, dac in tdm mode */
-	snd_soc_write(codec, AD193X_DAC_CTRL0, 0x41);
-	/* high-pass filter enable */
-	snd_soc_write(codec, AD193X_ADC_CTRL0, 0x3);
-	/* sata delay=1, adc aux mode */
-	snd_soc_write(codec, AD193X_ADC_CTRL1, 0x43);
-	/* pll input: mclki/xi */
-	snd_soc_write(codec, AD193X_PLL_CLK_CTRL0, 0x99); /* mclk=24.576Mhz: 0x9D; mclk=12.288Mhz: 0x99 */
-	snd_soc_write(codec, AD193X_PLL_CLK_CTRL1, 0x04);
-	ad193x->sysclk = 12288000;
-
-	ret = snd_soc_register_codec(codec);
-	if (ret != 0) {
-		dev_err(codec->dev, "Failed to register codec: %d\n", ret);
-		kfree(ad193x);
-		return ret;
-	}
-
-	ret = snd_soc_register_dai(&ad193x_dai);
-	if (ret != 0) {
-		dev_err(codec->dev, "Failed to register DAI: %d\n", ret);
-		snd_soc_unregister_codec(codec);
-		kfree(ad193x);
-		return ret;
-	}
-
-	return 0;
-}
-
-static int ad193x_bus_remove(struct device *dev)
-{
-	struct ad193x_priv *ad193x = dev_get_drvdata(dev);
-
-	snd_soc_unregister_dai(&ad193x_dai);
-	snd_soc_unregister_codec(&ad193x->codec);
-	kfree(ad193x);
-	ad193x_codec = NULL;
-
-	return 0;
-}
-
 static struct snd_soc_dai_ops ad193x_dai_ops = {
 	.hw_params = ad193x_hw_params,
 	.digital_mute = ad193x_mute,
@@ -426,8 +329,8 @@ static struct snd_soc_dai_ops ad193x_dai_ops = {
 };
 
 /* codec DAI instance */
-struct snd_soc_dai ad193x_dai = {
-	.name = "AD193X",
+static struct snd_soc_dai_driver ad193x_dai = {
+	.name = "ad193x-hifi",
 	.playback = {
 		.stream_name = "Playback",
 		.channels_min = 2,
@@ -446,28 +349,39 @@ struct snd_soc_dai ad193x_dai = {
 	},
 	.ops = &ad193x_dai_ops,
 };
-EXPORT_SYMBOL_GPL(ad193x_dai);
 
-static int ad193x_probe(struct platform_device *pdev)
+static int ad193x_probe(struct snd_soc_codec *codec)
 {
-	struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-	struct snd_soc_codec *codec;
-	int ret = 0;
+	struct ad193x_priv *ad193x = snd_soc_codec_get_drvdata(codec);
+	int ret;
 
-	if (ad193x_codec == NULL) {
-		dev_err(&pdev->dev, "Codec device not registered\n");
-		return -ENODEV;
+	codec->control_data = ad193x->control_data;
+	if (ad193x->bus_type == SND_SOC_I2C)
+		ret = snd_soc_codec_set_cache_io(codec, 8, 8, ad193x->bus_type);
+	else
+		ret = snd_soc_codec_set_cache_io(codec, 16, 8, ad193x->bus_type);
+	if (ret < 0) {
+		dev_err(codec->dev, "failed to set cache I/O: %d\n",
+				ret);
+		kfree(ad193x);
+		return ret;
 	}
 
-	socdev->card->codec = ad193x_codec;
-	codec = ad193x_codec;
+	/* default setting for ad193x */
 
-	/* 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;
-	}
+	/* unmute dac channels */
+	snd_soc_write(codec, AD193X_DAC_CHNL_MUTE, 0x0);
+	/* de-emphasis: 48kHz, powedown dac */
+	snd_soc_write(codec, AD193X_DAC_CTRL2, 0x1A);
+	/* powerdown dac, dac in tdm mode */
+	snd_soc_write(codec, AD193X_DAC_CTRL0, 0x41);
+	/* high-pass filter enable */
+	snd_soc_write(codec, AD193X_ADC_CTRL0, 0x3);
+	/* sata delay=1, adc aux mode */
+	snd_soc_write(codec, AD193X_ADC_CTRL1, 0x43);
+	/* pll input: mclki/xi */
+	snd_soc_write(codec, AD193X_PLL_CLK_CTRL0, 0x99); /* mclk=24.576Mhz: 0x9D; mclk=12.288Mhz: 0x99 */
+	snd_soc_write(codec, AD193X_PLL_CLK_CTRL1, 0x04);
 
 	snd_soc_add_controls(codec, ad193x_snd_controls,
 			     ARRAY_SIZE(ad193x_snd_controls));
@@ -475,41 +389,47 @@ static int ad193x_probe(struct platform_device *pdev)
 				  ARRAY_SIZE(ad193x_dapm_widgets));
 	snd_soc_dapm_add_routes(codec, audio_paths, ARRAY_SIZE(audio_paths));
 
-pcm_err:
 	return ret;
 }
 
-/* power down chip */
-static int ad193x_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_ad193x = {
+static struct snd_soc_codec_driver soc_codec_dev_ad193x = {
 	.probe = 	ad193x_probe,
-	.remove = 	ad193x_remove,
+	.reg_cache_default = ad193x_reg,
+	.reg_cache_size = AD193X_NUM_REGS,
+	.reg_word_size = sizeof(u16),
 };
-EXPORT_SYMBOL_GPL(soc_codec_dev_ad193x);
 
 #if defined(CONFIG_SPI_MASTER)
 static int __devinit ad193x_spi_probe(struct spi_device *spi)
 {
-	return ad193x_bus_probe(&spi->dev, spi, SND_SOC_SPI);
+	struct ad193x_priv *ad193x;
+	int ret;
+
+	ad193x = kzalloc(sizeof(struct ad193x_priv), GFP_KERNEL);
+	if (ad193x == NULL)
+		return -ENOMEM;
+
+	spi_set_drvdata(spi, ad193x);
+	ad193x->control_data = spi;
+	ad193x->bus_type = SND_SOC_SPI;
+
+	ret = snd_soc_register_codec(&spi->dev,
+			&soc_codec_dev_ad193x, &ad193x_dai, 1);
+	if (ret < 0)
+		kfree(ad193x);
+	return ret;
 }
 
 static int __devexit ad193x_spi_remove(struct spi_device *spi)
 {
-	return ad193x_bus_remove(&spi->dev);
+	snd_soc_unregister_codec(&spi->dev);
+	kfree(spi_get_drvdata(spi));
+	return 0;
 }
 
 static struct spi_driver ad193x_spi_driver = {
 	.driver = {
-		.name	= "ad193x",
+		.name	= "ad193x-codec",
 		.owner	= THIS_MODULE,
 	},
 	.probe		= ad193x_spi_probe,
@@ -528,17 +448,34 @@ MODULE_DEVICE_TABLE(i2c, ad193x_id);
 static int __devinit ad193x_i2c_probe(struct i2c_client *client,
 		const struct i2c_device_id *id)
 {
-	return ad193x_bus_probe(&client->dev, client, SND_SOC_I2C);
+	struct ad193x_priv *ad193x;
+	int ret;
+
+	ad193x = kzalloc(sizeof(struct ad193x_priv), GFP_KERNEL);
+	if (ad193x == NULL)
+		return -ENOMEM;
+
+	i2c_set_clientdata(client, ad193x);
+	ad193x->control_data = client;
+	ad193x->bus_type = SND_SOC_I2C;
+
+	ret =  snd_soc_register_codec(&client->dev,
+			&soc_codec_dev_ad193x, &ad193x_dai, 1);
+	if (ret < 0)
+		kfree(ad193x);
+	return ret;
 }
 
 static int __devexit ad193x_i2c_remove(struct i2c_client *client)
 {
-	return ad193x_bus_remove(&client->dev);
+	snd_soc_unregister_codec(&client->dev);
+	kfree(i2c_get_clientdata(client));
+	return 0;
 }
 
 static struct i2c_driver ad193x_i2c_driver = {
 	.driver = {
-		.name = "ad193x",
+		.name = "ad193x-codec",
 	},
 	.probe    = ad193x_i2c_probe,
 	.remove   = __devexit_p(ad193x_i2c_remove),