X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=sound%2Fsoc%2Fsamsung%2Fpcm.c;h=56780206c000be484f2f9651e6be53158794cc7d;hb=a14304edcd5e8323205db34b08f709feb5357e64;hp=05a47cf7f06e9345285fe57d7d1688049c7c23ea;hpb=c126dea771be1b3c370c0ffc4a09e6a82d492a49;p=karo-tx-linux.git

diff --git a/sound/soc/samsung/pcm.c b/sound/soc/samsung/pcm.c
index 05a47cf7f06e..56780206c000 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>");