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Diffstat (limited to 'sound/soc/s3c24xx/s3c24xx-pcm.c')
-rw-r--r--sound/soc/s3c24xx/s3c24xx-pcm.c76
1 files changed, 38 insertions, 38 deletions
diff --git a/sound/soc/s3c24xx/s3c24xx-pcm.c b/sound/soc/s3c24xx/s3c24xx-pcm.c
index 151a6946326..cb49400d8c5 100644
--- a/sound/soc/s3c24xx/s3c24xx-pcm.c
+++ b/sound/soc/s3c24xx/s3c24xx-pcm.c
@@ -32,7 +32,7 @@
#include "s3c24xx-pcm.h"
-static const struct snd_pcm_hardware s3c24xx_pcm_hardware = {
+static const struct snd_pcm_hardware s3c_dma_hardware = {
.info = SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP |
@@ -62,15 +62,15 @@ struct s3c24xx_runtime_data {
dma_addr_t dma_start;
dma_addr_t dma_pos;
dma_addr_t dma_end;
- struct s3c24xx_pcm_dma_params *params;
+ struct s3c_dma_params *params;
};
-/* s3c24xx_pcm_enqueue
+/* s3c_dma_enqueue
*
* place a dma buffer onto the queue for the dma system
* to handle.
*/
-static void s3c24xx_pcm_enqueue(struct snd_pcm_substream *substream)
+static void s3c_dma_enqueue(struct snd_pcm_substream *substream)
{
struct s3c24xx_runtime_data *prtd = substream->runtime->private_data;
dma_addr_t pos = prtd->dma_pos;
@@ -132,19 +132,19 @@ static void s3c24xx_audio_buffdone(struct s3c2410_dma_chan *channel,
spin_lock(&prtd->lock);
if (prtd->state & ST_RUNNING && !s3c_dma_has_circular()) {
prtd->dma_loaded--;
- s3c24xx_pcm_enqueue(substream);
+ s3c_dma_enqueue(substream);
}
spin_unlock(&prtd->lock);
}
-static int s3c24xx_pcm_hw_params(struct snd_pcm_substream *substream,
+static int s3c_dma_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct s3c24xx_runtime_data *prtd = runtime->private_data;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct s3c24xx_pcm_dma_params *dma = rtd->dai->cpu_dai->dma_data;
+ struct s3c_dma_params *dma = rtd->dai->cpu_dai->dma_data;
unsigned long totbytes = params_buffer_bytes(params);
int ret = 0;
@@ -197,7 +197,7 @@ static int s3c24xx_pcm_hw_params(struct snd_pcm_substream *substream,
return 0;
}
-static int s3c24xx_pcm_hw_free(struct snd_pcm_substream *substream)
+static int s3c_dma_hw_free(struct snd_pcm_substream *substream)
{
struct s3c24xx_runtime_data *prtd = substream->runtime->private_data;
@@ -214,7 +214,7 @@ static int s3c24xx_pcm_hw_free(struct snd_pcm_substream *substream)
return 0;
}
-static int s3c24xx_pcm_prepare(struct snd_pcm_substream *substream)
+static int s3c_dma_prepare(struct snd_pcm_substream *substream)
{
struct s3c24xx_runtime_data *prtd = substream->runtime->private_data;
int ret = 0;
@@ -247,12 +247,12 @@ static int s3c24xx_pcm_prepare(struct snd_pcm_substream *substream)
prtd->dma_pos = prtd->dma_start;
/* enqueue dma buffers */
- s3c24xx_pcm_enqueue(substream);
+ s3c_dma_enqueue(substream);
return ret;
}
-static int s3c24xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+static int s3c_dma_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct s3c24xx_runtime_data *prtd = substream->runtime->private_data;
int ret = 0;
@@ -287,7 +287,7 @@ static int s3c24xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
}
static snd_pcm_uframes_t
-s3c24xx_pcm_pointer(struct snd_pcm_substream *substream)
+s3c_dma_pointer(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct s3c24xx_runtime_data *prtd = runtime->private_data;
@@ -322,7 +322,7 @@ s3c24xx_pcm_pointer(struct snd_pcm_substream *substream)
return bytes_to_frames(substream->runtime, res);
}
-static int s3c24xx_pcm_open(struct snd_pcm_substream *substream)
+static int s3c_dma_open(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct s3c24xx_runtime_data *prtd;
@@ -330,7 +330,7 @@ static int s3c24xx_pcm_open(struct snd_pcm_substream *substream)
pr_debug("Entered %s\n", __func__);
snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
- snd_soc_set_runtime_hwparams(substream, &s3c24xx_pcm_hardware);
+ snd_soc_set_runtime_hwparams(substream, &s3c_dma_hardware);
prtd = kzalloc(sizeof(struct s3c24xx_runtime_data), GFP_KERNEL);
if (prtd == NULL)
@@ -342,7 +342,7 @@ static int s3c24xx_pcm_open(struct snd_pcm_substream *substream)
return 0;
}
-static int s3c24xx_pcm_close(struct snd_pcm_substream *substream)
+static int s3c_dma_close(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct s3c24xx_runtime_data *prtd = runtime->private_data;
@@ -350,14 +350,14 @@ static int s3c24xx_pcm_close(struct snd_pcm_substream *substream)
pr_debug("Entered %s\n", __func__);
if (!prtd)
- pr_debug("s3c24xx_pcm_close called with prtd == NULL\n");
+ pr_debug("s3c_dma_close called with prtd == NULL\n");
kfree(prtd);
return 0;
}
-static int s3c24xx_pcm_mmap(struct snd_pcm_substream *substream,
+static int s3c_dma_mmap(struct snd_pcm_substream *substream,
struct vm_area_struct *vma)
{
struct snd_pcm_runtime *runtime = substream->runtime;
@@ -370,23 +370,23 @@ static int s3c24xx_pcm_mmap(struct snd_pcm_substream *substream,
runtime->dma_bytes);
}
-static struct snd_pcm_ops s3c24xx_pcm_ops = {
- .open = s3c24xx_pcm_open,
- .close = s3c24xx_pcm_close,
+static struct snd_pcm_ops s3c_dma_ops = {
+ .open = s3c_dma_open,
+ .close = s3c_dma_close,
.ioctl = snd_pcm_lib_ioctl,
- .hw_params = s3c24xx_pcm_hw_params,
- .hw_free = s3c24xx_pcm_hw_free,
- .prepare = s3c24xx_pcm_prepare,
- .trigger = s3c24xx_pcm_trigger,
- .pointer = s3c24xx_pcm_pointer,
- .mmap = s3c24xx_pcm_mmap,
+ .hw_params = s3c_dma_hw_params,
+ .hw_free = s3c_dma_hw_free,
+ .prepare = s3c_dma_prepare,
+ .trigger = s3c_dma_trigger,
+ .pointer = s3c_dma_pointer,
+ .mmap = s3c_dma_mmap,
};
-static int s3c24xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
+static int s3c_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
{
struct snd_pcm_substream *substream = pcm->streams[stream].substream;
struct snd_dma_buffer *buf = &substream->dma_buffer;
- size_t size = s3c24xx_pcm_hardware.buffer_bytes_max;
+ size_t size = s3c_dma_hardware.buffer_bytes_max;
pr_debug("Entered %s\n", __func__);
@@ -401,7 +401,7 @@ static int s3c24xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
return 0;
}
-static void s3c24xx_pcm_free_dma_buffers(struct snd_pcm *pcm)
+static void s3c_dma_free_dma_buffers(struct snd_pcm *pcm)
{
struct snd_pcm_substream *substream;
struct snd_dma_buffer *buf;
@@ -424,9 +424,9 @@ static void s3c24xx_pcm_free_dma_buffers(struct snd_pcm *pcm)
}
}
-static u64 s3c24xx_pcm_dmamask = DMA_BIT_MASK(32);
+static u64 s3c_dma_mask = DMA_BIT_MASK(32);
-static int s3c24xx_pcm_new(struct snd_card *card,
+static int s3c_dma_new(struct snd_card *card,
struct snd_soc_dai *dai, struct snd_pcm *pcm)
{
int ret = 0;
@@ -434,19 +434,19 @@ static int s3c24xx_pcm_new(struct snd_card *card,
pr_debug("Entered %s\n", __func__);
if (!card->dev->dma_mask)
- card->dev->dma_mask = &s3c24xx_pcm_dmamask;
+ card->dev->dma_mask = &s3c_dma_mask;
if (!card->dev->coherent_dma_mask)
card->dev->coherent_dma_mask = 0xffffffff;
if (dai->playback.channels_min) {
- ret = s3c24xx_pcm_preallocate_dma_buffer(pcm,
+ ret = s3c_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_PLAYBACK);
if (ret)
goto out;
}
if (dai->capture.channels_min) {
- ret = s3c24xx_pcm_preallocate_dma_buffer(pcm,
+ ret = s3c_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_CAPTURE);
if (ret)
goto out;
@@ -457,9 +457,9 @@ static int s3c24xx_pcm_new(struct snd_card *card,
struct snd_soc_platform s3c24xx_soc_platform = {
.name = "s3c24xx-audio",
- .pcm_ops = &s3c24xx_pcm_ops,
- .pcm_new = s3c24xx_pcm_new,
- .pcm_free = s3c24xx_pcm_free_dma_buffers,
+ .pcm_ops = &s3c_dma_ops,
+ .pcm_new = s3c_dma_new,
+ .pcm_free = s3c_dma_free_dma_buffers,
};
EXPORT_SYMBOL_GPL(s3c24xx_soc_platform);
@@ -476,5 +476,5 @@ static void __exit s3c24xx_soc_platform_exit(void)
module_exit(s3c24xx_soc_platform_exit);
MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>");
-MODULE_DESCRIPTION("Samsung S3C24XX PCM DMA module");
+MODULE_DESCRIPTION("Samsung S3C Audio DMA module");
MODULE_LICENSE("GPL");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-24 02:50:06 +0000