1 files changed, 38 insertions, 16 deletions

diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index 1e521904ea64..e6a6b991d05f 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -4,7 +4,7 @@
  * Copyright (C) 2008 Nokia Corporation
  *
  * Contact: Jarkko Nikula <jhnikula@gmail.com>
- *          Peter Ujfalusi <peter.ujfalusi@nokia.com>
+ *          Peter Ujfalusi <peter.ujfalusi@ti.com>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -37,7 +37,8 @@ static const struct snd_pcm_hardware omap_pcm_hardware = {
                                   SNDRV_PCM_INFO_MMAP_VALID |
                                   SNDRV_PCM_INFO_INTERLEAVED |
                                   SNDRV_PCM_INFO_PAUSE |
-                                  SNDRV_PCM_INFO_RESUME,
+                                  SNDRV_PCM_INFO_RESUME |
+                                  SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
         .formats                = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
         .period_bytes_min       = 32,
@@ -101,9 +102,10 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
         struct snd_soc_pcm_runtime *rtd = substream->private_data;
         struct omap_runtime_data *prtd = runtime->private_data;
         struct omap_pcm_dma_data *dma_data;
+
         int err = 0;
 
-        dma_data = snd_soc_dai_get_dma_data(rtd->dai->cpu_dai, substream);
+        dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
 
         /* return if this is a bufferless transfer e.g.
          * codec <--> BT codec or GSM modem -- lg FIXME */
@@ -194,7 +196,7 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
         if ((cpu_is_omap1510()))
                 omap_enable_dma_irq(prtd->dma_ch, OMAP_DMA_FRAME_IRQ |
                               OMAP_DMA_LAST_IRQ | OMAP_DMA_BLOCK_IRQ);
-        else
+        else if (!substream->runtime->no_period_wakeup)
                 omap_enable_dma_irq(prtd->dma_ch, OMAP_DMA_FRAME_IRQ);
 
         if (!(cpu_class_is_omap1())) {
@@ -374,14 +376,14 @@ static int omap_pcm_new(struct snd_card *card, struct snd_soc_dai *dai,
         if (!card->dev->coherent_dma_mask)
                 card->dev->coherent_dma_mask = DMA_BIT_MASK(64);
 
-        if (dai->playback.channels_min) {
+        if (dai->driver->playback.channels_min) {
                 ret = omap_pcm_preallocate_dma_buffer(pcm,
                         SNDRV_PCM_STREAM_PLAYBACK);
                 if (ret)
                         goto out;
         }
 
-        if (dai->capture.channels_min) {
+        if (dai->driver->capture.channels_min) {
                 ret = omap_pcm_preallocate_dma_buffer(pcm,
                         SNDRV_PCM_STREAM_CAPTURE);
                 if (ret)
@@ -392,25 +394,45 @@ out:
         return ret;
 }
 
-struct snd_soc_platform omap_soc_platform = {
-        .name           = "omap-pcm-audio",
-        .pcm_ops        = &omap_pcm_ops,
+static struct snd_soc_platform_driver omap_soc_platform = {
+        .ops            = &omap_pcm_ops,
         .pcm_new        = omap_pcm_new,
         .pcm_free       = omap_pcm_free_dma_buffers,
 };
-EXPORT_SYMBOL_GPL(omap_soc_platform);
 
-static int __init omap_soc_platform_init(void)
+static __devinit int omap_pcm_probe(struct platform_device *pdev)
+{
+        return snd_soc_register_platform(&pdev->dev,
+                        &omap_soc_platform);
+}
+
+static int __devexit omap_pcm_remove(struct platform_device *pdev)
+{
+        snd_soc_unregister_platform(&pdev->dev);
+        return 0;
+}
+
+static struct platform_driver omap_pcm_driver = {
+        .driver = {
+                        .name = "omap-pcm-audio",
+                        .owner = THIS_MODULE,
+        },
+
+        .probe = omap_pcm_probe,
+        .remove = __devexit_p(omap_pcm_remove),
+};
+
+static int __init snd_omap_pcm_init(void)
 {
-        return snd_soc_register_platform(&omap_soc_platform);
+        return platform_driver_register(&omap_pcm_driver);
 }
-module_init(omap_soc_platform_init);
+module_init(snd_omap_pcm_init);
 
-static void __exit omap_soc_platform_exit(void)
+static void __exit snd_omap_pcm_exit(void)
 {
-        snd_soc_unregister_platform(&omap_soc_platform);
+        platform_driver_unregister(&omap_pcm_driver);
 }
-module_exit(omap_soc_platform_exit);
+module_exit(snd_omap_pcm_exit);
 
 MODULE_AUTHOR("Jarkko Nikula <jhnikula@gmail.com>");
 MODULE_DESCRIPTION("OMAP PCM DMA module");