#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>");