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>");