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Diffstat (limited to 'sound/soc/samsung/pcm.c')
-rw-r--r--sound/soc/samsung/pcm.c34
1 files changed, 14 insertions, 20 deletions
diff --git a/sound/soc/samsung/pcm.c b/sound/soc/samsung/pcm.c
index 05a47cf7f06..56780206c00 100644
--- a/sound/soc/samsung/pcm.c
+++ b/sound/soc/samsung/pcm.c
@@ -14,6 +14,7 @@
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/module.h>
+#include <linux/pm_runtime.h>
#include <sound/soc.h>
#include <sound/pcm_params.h>
@@ -452,7 +453,7 @@ static int s3c_pcm_set_sysclk(struct snd_soc_dai *cpu_dai,
return 0;
}
-static struct snd_soc_dai_ops s3c_pcm_dai_ops = {
+static const struct snd_soc_dai_ops s3c_pcm_dai_ops = {
.set_sysclk = s3c_pcm_set_sysclk,
.set_clkdiv = s3c_pcm_set_clkdiv,
.trigger = s3c_pcm_trigger,
@@ -478,7 +479,7 @@ static struct snd_soc_dai_ops s3c_pcm_dai_ops = {
.formats = SNDRV_PCM_FMTBIT_S16_LE, \
}
-struct snd_soc_dai_driver s3c_pcm_dai[] = {
+static struct snd_soc_dai_driver s3c_pcm_dai[] = {
[0] = {
.name = "samsung-pcm.0",
S3C_PCM_DAI_DECLARE,
@@ -488,7 +489,6 @@ struct snd_soc_dai_driver s3c_pcm_dai[] = {
S3C_PCM_DAI_DECLARE,
},
};
-EXPORT_SYMBOL_GPL(s3c_pcm_dai);
static __devinit int s3c_pcm_dev_probe(struct platform_device *pdev)
{
@@ -570,12 +570,6 @@ static __devinit int s3c_pcm_dev_probe(struct platform_device *pdev)
}
clk_enable(pcm->pclk);
- ret = snd_soc_register_dai(&pdev->dev, &s3c_pcm_dai[pdev->id]);
- if (ret != 0) {
- dev_err(&pdev->dev, "failed to get pcm_clock\n");
- goto err5;
- }
-
s3c_pcm_stereo_in[pdev->id].dma_addr = mem_res->start
+ S3C_PCM_RXFIFO;
s3c_pcm_stereo_out[pdev->id].dma_addr = mem_res->start
@@ -587,6 +581,14 @@ static __devinit int s3c_pcm_dev_probe(struct platform_device *pdev)
pcm->dma_capture = &s3c_pcm_stereo_in[pdev->id];
pcm->dma_playback = &s3c_pcm_stereo_out[pdev->id];
+ pm_runtime_enable(&pdev->dev);
+
+ ret = snd_soc_register_dai(&pdev->dev, &s3c_pcm_dai[pdev->id]);
+ if (ret != 0) {
+ dev_err(&pdev->dev, "failed to get register DAI: %d\n", ret);
+ goto err5;
+ }
+
return 0;
err5:
@@ -610,6 +612,8 @@ static __devexit int s3c_pcm_dev_remove(struct platform_device *pdev)
snd_soc_unregister_dai(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);
+
iounmap(pcm->regs);
mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -632,17 +636,7 @@ static struct platform_driver s3c_pcm_driver = {
},
};
-static int __init s3c_pcm_init(void)
-{
- return platform_driver_register(&s3c_pcm_driver);
-}
-module_init(s3c_pcm_init);
-
-static void __exit s3c_pcm_exit(void)
-{
- platform_driver_unregister(&s3c_pcm_driver);
-}
-module_exit(s3c_pcm_exit);
+module_platform_driver(s3c_pcm_driver);
/* Module information */
MODULE_AUTHOR("Jaswinder Singh, <jassi.brar@samsung.com>");