summaryrefslogtreecommitdiff
path: root/sound/soc/davinci/davinci-mcasp.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/davinci/davinci-mcasp.c')
-rw-r--r--sound/soc/davinci/davinci-mcasp.c34
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;