X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=sound%2Fsoc%2Fsoc-utils.c;h=ec921ec99c2621eaa58b7d0c5e4eb97b861971de;hb=87023ff74b2358b5e51d3c790704f786e89ff769;hp=1d07b931f3d8993d6d6844e4d2cd2a520e2cbced;hpb=7cc88fdcff3cc7f0d5d2384ffd7f6d4ce9a745f1;p=pandora-kernel.git

diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c
index 1d07b931f3d8..ec921ec99c26 100644
--- a/sound/soc/soc-utils.c
+++ b/sound/soc/soc-utils.c
@@ -13,6 +13,7 @@
  *  option) any later version.
  */
 
+#include <linux/platform_device.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -28,26 +29,9 @@ int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params)
 {
 	int sample_size;
 
-	switch (params_format(params)) {
-	case SNDRV_PCM_FORMAT_S16_LE:
-	case SNDRV_PCM_FORMAT_S16_BE:
-		sample_size = 16;
-		break;
-	case SNDRV_PCM_FORMAT_S20_3LE:
-	case SNDRV_PCM_FORMAT_S20_3BE:
-		sample_size = 20;
-		break;
-	case SNDRV_PCM_FORMAT_S24_LE:
-	case SNDRV_PCM_FORMAT_S24_BE:
-		sample_size = 24;
-		break;
-	case SNDRV_PCM_FORMAT_S32_LE:
-	case SNDRV_PCM_FORMAT_S32_BE:
-		sample_size = 32;
-		break;
-	default:
-		return -ENOTSUPP;
-	}
+	sample_size = snd_pcm_format_width(params_format(params));
+	if (sample_size < 0)
+		return sample_size;
 
 	return snd_soc_calc_frame_size(sample_size, params_channels(params),
 				       1);
@@ -72,3 +56,55 @@ int snd_soc_params_to_bclk(struct snd_pcm_hw_params *params)
 		return ret;
 }
 EXPORT_SYMBOL_GPL(snd_soc_params_to_bclk);
+
+static struct snd_soc_platform_driver dummy_platform;
+
+static __devinit int snd_soc_dummy_probe(struct platform_device *pdev)
+{
+	return snd_soc_register_platform(&pdev->dev, &dummy_platform);
+}
+
+static __devexit int snd_soc_dummy_remove(struct platform_device *pdev)
+{
+	snd_soc_unregister_platform(&pdev->dev);
+
+	return 0;
+}
+
+static struct platform_driver soc_dummy_driver = {
+	.driver = {
+		.name = "snd-soc-dummy",
+		.owner = THIS_MODULE,
+	},
+	.probe = snd_soc_dummy_probe,
+	.remove = __devexit_p(snd_soc_dummy_remove),
+};
+
+static struct platform_device *soc_dummy_dev;
+
+int __init snd_soc_util_init(void)
+{
+	int ret;
+
+	soc_dummy_dev = platform_device_alloc("snd-soc-dummy", -1);
+	if (!soc_dummy_dev)
+		return -ENOMEM;
+
+	ret = platform_device_add(soc_dummy_dev);
+	if (ret != 0) {
+		platform_device_put(soc_dummy_dev);
+		return ret;
+	}
+
+	ret = platform_driver_register(&soc_dummy_driver);
+	if (ret != 0)
+		platform_device_unregister(soc_dummy_dev);
+
+	return ret;
+}
+
+void __exit snd_soc_util_exit(void)
+{
+	platform_device_unregister(soc_dummy_dev);
+	platform_driver_unregister(&soc_dummy_driver);
+}