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Diffstat (limited to 'sound/soc/s3c24xx/s3c24xx-pcm.c')
-rw-r--r--sound/soc/s3c24xx/s3c24xx-pcm.c33
1 files changed, 16 insertions, 17 deletions
diff --git a/sound/soc/s3c24xx/s3c24xx-pcm.c b/sound/soc/s3c24xx/s3c24xx-pcm.c
index 49580fb481d..6c70a81c730 100644
--- a/sound/soc/s3c24xx/s3c24xx-pcm.c
+++ b/sound/soc/s3c24xx/s3c24xx-pcm.c
@@ -20,6 +20,7 @@
#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>
@@ -30,7 +31,6 @@
#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>
@@ -93,7 +93,7 @@ static void s3c24xx_pcm_enqueue(struct snd_pcm_substream *substream)
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;
@@ -101,7 +101,7 @@ static void s3c24xx_pcm_enqueue(struct snd_pcm_substream *substream)
__func__, len);
}
- ret = s3c2410_dma_enqueue(prtd->params->channel,
+ ret = s3c2410_dma_enqueue(prtd->params->channel,
substream, pos, len);
if (ret == 0) {
@@ -129,7 +129,7 @@ static void s3c24xx_audio_buffdone(struct s3c2410_dma_chan *channel,
return;
prtd = substream->runtime->private_data;
-
+
if (substream)
snd_pcm_period_elapsed(substream);
@@ -150,7 +150,7 @@ static int s3c24xx_pcm_hw_params(struct snd_pcm_substream *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__);
@@ -223,7 +223,7 @@ static int s3c24xx_pcm_prepare(struct snd_pcm_substream *substream)
/* 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. */
@@ -293,8 +293,8 @@ static int s3c24xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
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;
@@ -313,7 +313,7 @@ static snd_pcm_uframes_t
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
@@ -355,11 +355,11 @@ static int s3c24xx_pcm_close(struct snd_pcm_substream *substream)
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;
}
@@ -371,9 +371,9 @@ static int s3c24xx_pcm_mmap(struct snd_pcm_substream *substream,
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 = {
@@ -432,7 +432,7 @@ static void s3c24xx_pcm_free_dma_buffers(struct snd_pcm *pcm)
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;
@@ -467,7 +467,6 @@ struct snd_soc_platform s3c24xx_soc_platform = {
.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>");