1 files changed, 15 insertions, 19 deletions

diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index b24720894af6..86918ee12419 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -422,7 +422,7 @@ static void davinci_mcasp_stop(struct davinci_audio_dev *dev, int stream)
 static int davinci_mcasp_set_dai_fmt(struct snd_soc_dai *cpu_dai,
 					 unsigned int fmt)
 {
-	struct davinci_audio_dev *dev = cpu_dai->private_data;
+	struct davinci_audio_dev *dev = snd_soc_dai_get_drvdata(cpu_dai);
 	void __iomem *base = dev->base;
 
 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -709,12 +709,15 @@ static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,
 					struct snd_pcm_hw_params *params,
 					struct snd_soc_dai *cpu_dai)
 {
-	struct davinci_audio_dev *dev = cpu_dai->private_data;
+	struct davinci_audio_dev *dev = snd_soc_dai_get_drvdata(cpu_dai);
 	struct davinci_pcm_dma_params *dma_params =
 					&dev->dma_params[substream->stream];
 	int word_length;
 	u8 fifo_level;
 
+	cpu_dai->capture_dma_data = dev->dma_params;
+	cpu_dai->playback_dma_data = dev->dma_params;
+
 	davinci_hw_common_param(dev, substream->stream);
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 		fifo_level = dev->txnumevt;
@@ -761,8 +764,7 @@ static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,
 static int davinci_mcasp_trigger(struct snd_pcm_substream *substream,
 				     int cmd, struct snd_soc_dai *cpu_dai)
 {
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct davinci_audio_dev *dev = rtd->dai->cpu_dai->private_data;
+	struct davinci_audio_dev *dev = snd_soc_dai_get_drvdata(cpu_dai);
 	int ret = 0;
 
 	switch (cmd) {
@@ -804,10 +806,9 @@ static struct snd_soc_dai_ops davinci_mcasp_dai_ops = {
 
 };
 
-struct snd_soc_dai davinci_mcasp_dai[] = {
+static struct snd_soc_dai_driver davinci_mcasp_dai[] = {
 	{
-		.name 		= "davinci-i2s",
-		.id 		= 0,
+		.name		= "davinci-mcasp.0",
 		.playback	= {
 			.channels_min	= 2,
 			.channels_max 	= 2,
@@ -828,8 +829,7 @@ struct snd_soc_dai davinci_mcasp_dai[] = {
 
 	},
 	{
-		.name 		= "davinci-dit",
-		.id 		= 1,
+		"davinci-mcasp.1",
 		.playback 	= {
 			.channels_min	= 1,
 			.channels_max	= 384,
@@ -840,7 +840,6 @@ struct snd_soc_dai davinci_mcasp_dai[] = {
 	},
 
 };
-EXPORT_SYMBOL_GPL(davinci_mcasp_dai);
 
 static int davinci_mcasp_probe(struct platform_device *pdev)
 {
@@ -899,6 +898,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
 	res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
 	if (!res) {
 		dev_err(&pdev->dev, "no DMA resource\n");
+		ret = -ENODEV;
 		goto err_release_region;
 	}
 
@@ -913,15 +913,13 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
 	res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
 	if (!res) {
 		dev_err(&pdev->dev, "no DMA resource\n");
+		ret = -ENODEV;
 		goto err_release_region;
 	}
 
 	dma_data->channel = res->start;
-	davinci_mcasp_dai[pdata->op_mode].private_data = dev;
-	davinci_mcasp_dai[pdata->op_mode].capture.dma_data = dev->dma_params;
-	davinci_mcasp_dai[pdata->op_mode].playback.dma_data = dev->dma_params;
-	davinci_mcasp_dai[pdata->op_mode].dev = &pdev->dev;
-	ret = snd_soc_register_dai(&davinci_mcasp_dai[pdata->op_mode]);
+	dev_set_drvdata(&pdev->dev, dev);
+	ret = snd_soc_register_dai(&pdev->dev, &davinci_mcasp_dai[pdata->op_mode]);
 
 	if (ret != 0)
 		goto err_release_region;
@@ -937,12 +935,10 @@ err_release_data:
 
 static int davinci_mcasp_remove(struct platform_device *pdev)
 {
-	struct snd_platform_data *pdata = pdev->dev.platform_data;
-	struct davinci_audio_dev *dev;
+	struct davinci_audio_dev *dev = dev_get_drvdata(&pdev->dev);
 	struct resource *mem;
 
-	snd_soc_unregister_dai(&davinci_mcasp_dai[pdata->op_mode]);
-	dev = davinci_mcasp_dai[pdata->op_mode].private_data;
+	snd_soc_unregister_dai(&pdev->dev);
 	clk_disable(dev->clk);
 	clk_put(dev->clk);
 	dev->clk = NULL;