#include <linux/module.h>
 #include <linux/init.h>
+#include <linux/io.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
 #include <linux/dma-mapping.h>
 #include <sound/soc.h>
 
 #include <asm/dma.h>
-#include <asm/io.h>
 #include <asm/hardware.h>
 #include <asm/arch/dma.h>
 #include <asm/arch/audio.h>
        while (prtd->dma_loaded < prtd->dma_limit) {
                unsigned long len = prtd->dma_period;
 
-               DBG("dma_loaded: %d\n",prtd->dma_loaded);
+               DBG("dma_loaded: %d\n", prtd->dma_loaded);
 
                if ((pos + len) > prtd->dma_end) {
                        len  = prtd->dma_end - pos;
                               __func__, len);
                }
 
-               ret = s3c2410_dma_enqueue(prtd->params->channel, 
+               ret = s3c2410_dma_enqueue(prtd->params->channel,
                        substream, pos, len);
 
                if (ret == 0) {
                return;
 
        prtd = substream->runtime->private_data;
-       
+
        if (substream)
                snd_pcm_period_elapsed(substream);
 
        struct snd_soc_pcm_runtime *rtd = substream->private_data;
        struct s3c24xx_pcm_dma_params *dma = rtd->dai->cpu_dai->dma_data;
        unsigned long totbytes = params_buffer_bytes(params);
-       int ret=0;
+       int ret = 0;
 
        DBG("Entered %s\n", __func__);
 
        /* return if this is a bufferless transfer e.g.
         * codec <--> BT codec or GSM modem -- lg FIXME */
        if (!prtd->params)
-               return 0;
+               return 0;
 
        /* channel needs configuring for mem=>device, increment memory addr,
         * sync to pclk, half-word transfers to the IIS-FIFO. */
        return ret;
 }
 
-static snd_pcm_uframes_t 
-       s3c24xx_pcm_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t
+s3c24xx_pcm_pointer(struct snd_pcm_substream *substream)
 {
        struct snd_pcm_runtime *runtime = substream->runtime;
        struct s3c24xx_runtime_data *prtd = runtime->private_data;
 
        spin_unlock(&prtd->lock);
 
-       DBG("Pointer %x %x\n",src,dst);
+       DBG("Pointer %x %x\n", src, dst);
 
        /* we seem to be getting the odd error from the pcm library due
         * to out-of-bounds pointers. this is maybe due to the dma engine
 
        DBG("Entered %s\n", __func__);
 
-       if (prtd)
-               kfree(prtd);
-       else
+       if (!prtd)
                DBG("s3c24xx_pcm_close called with prtd == NULL\n");
 
+       kfree(prtd);
+
        return 0;
 }
 
        DBG("Entered %s\n", __func__);
 
        return dma_mmap_writecombine(substream->pcm->card->dev, vma,
-                                     runtime->dma_area,
-                                     runtime->dma_addr,
-                                     runtime->dma_bytes);
+                                    runtime->dma_area,
+                                    runtime->dma_addr,
+                                    runtime->dma_bytes);
 }
 
 static struct snd_pcm_ops s3c24xx_pcm_ops = {
 
 static u64 s3c24xx_pcm_dmamask = DMA_32BIT_MASK;
 
-static int s3c24xx_pcm_new(struct snd_card *card, 
+static int s3c24xx_pcm_new(struct snd_card *card,
        struct snd_soc_codec_dai *dai, struct snd_pcm *pcm)
 {
        int ret = 0;
        .pcm_new        = s3c24xx_pcm_new,
        .pcm_free       = s3c24xx_pcm_free_dma_buffers,
 };
-
 EXPORT_SYMBOL_GPL(s3c24xx_soc_platform);
 
 MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");