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path: root/sound/soc/sti/uniperif_reader.c
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Diffstat (limited to 'sound/soc/sti/uniperif_reader.c')
-rw-r--r--sound/soc/sti/uniperif_reader.c41
1 files changed, 13 insertions, 28 deletions
diff --git a/sound/soc/sti/uniperif_reader.c b/sound/soc/sti/uniperif_reader.c
index 0e1c3ee56675..5992c6ab3833 100644
--- a/sound/soc/sti/uniperif_reader.c
+++ b/sound/soc/sti/uniperif_reader.c
@@ -5,10 +5,6 @@
* License terms: GNU General Public License (GPL), version 2
*/
-#include <linux/clk.h>
-#include <linux/delay.h>
-#include <linux/io.h>
-
#include <sound/soc.h>
#include "uniperif.h"
@@ -52,7 +48,7 @@ static irqreturn_t uni_reader_irq_handler(int irq, void *dev_id)
if (reader->state == UNIPERIF_STATE_STOPPED) {
/* Unexpected IRQ: do nothing */
- dev_warn(reader->dev, "unexpected IRQ ");
+ dev_warn(reader->dev, "unexpected IRQ\n");
return IRQ_HANDLED;
}
@@ -62,7 +58,7 @@ static irqreturn_t uni_reader_irq_handler(int irq, void *dev_id)
/* Check for fifo overflow error */
if (unlikely(status & UNIPERIF_ITS_FIFO_ERROR_MASK(reader))) {
- dev_err(reader->dev, "FIFO error detected");
+ dev_err(reader->dev, "FIFO error detected\n");
snd_pcm_stream_lock(reader->substream);
snd_pcm_stop(reader->substream, SNDRV_PCM_STATE_XRUN);
@@ -105,7 +101,7 @@ static int uni_reader_prepare_pcm(struct snd_pcm_runtime *runtime,
SET_UNIPERIF_I2S_FMT_DATA_SIZE_16(reader);
break;
default:
- dev_err(reader->dev, "subframe format not supported");
+ dev_err(reader->dev, "subframe format not supported\n");
return -EINVAL;
}
@@ -125,14 +121,14 @@ static int uni_reader_prepare_pcm(struct snd_pcm_runtime *runtime,
break;
default:
- dev_err(reader->dev, "format not supported");
+ dev_err(reader->dev, "format not supported\n");
return -EINVAL;
}
/* Number of channels must be even */
if ((runtime->channels % 2) || (runtime->channels < 2) ||
(runtime->channels > 10)) {
- dev_err(reader->dev, "%s: invalid nb of channels", __func__);
+ dev_err(reader->dev, "%s: invalid nb of channels\n", __func__);
return -EINVAL;
}
@@ -186,11 +182,10 @@ static int uni_reader_prepare(struct snd_pcm_substream *substream,
struct uniperif *reader = priv->dai_data.uni;
struct snd_pcm_runtime *runtime = substream->runtime;
int transfer_size, trigger_limit, ret;
- int count = 10;
/* The reader should be stopped */
if (reader->state != UNIPERIF_STATE_STOPPED) {
- dev_err(reader->dev, "%s: invalid reader state %d", __func__,
+ dev_err(reader->dev, "%s: invalid reader state %d\n", __func__,
reader->state);
return -EINVAL;
}
@@ -219,7 +214,8 @@ static int uni_reader_prepare(struct snd_pcm_substream *substream,
if ((!trigger_limit % 2) ||
(trigger_limit != 1 && transfer_size % 2) ||
(trigger_limit > UNIPERIF_CONFIG_DMA_TRIG_LIMIT_MASK(reader))) {
- dev_err(reader->dev, "invalid trigger limit %d", trigger_limit);
+ dev_err(reader->dev, "invalid trigger limit %d\n",
+ trigger_limit);
return -EINVAL;
}
@@ -246,7 +242,7 @@ static int uni_reader_prepare(struct snd_pcm_substream *substream,
SET_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(reader);
break;
default:
- dev_err(reader->dev, "format not supported");
+ dev_err(reader->dev, "format not supported\n");
return -EINVAL;
}
@@ -287,25 +283,14 @@ static int uni_reader_prepare(struct snd_pcm_substream *substream,
}
/* Reset uniperipheral reader */
- SET_UNIPERIF_SOFT_RST_SOFT_RST(reader);
-
- while (GET_UNIPERIF_SOFT_RST_SOFT_RST(reader)) {
- udelay(5);
- count--;
- }
- if (!count) {
- dev_err(reader->dev, "Failed to reset uniperif");
- return -EIO;
- }
-
- return 0;
+ return sti_uniperiph_reset(reader);
}
static int uni_reader_start(struct uniperif *reader)
{
/* The reader should be stopped */
if (reader->state != UNIPERIF_STATE_STOPPED) {
- dev_err(reader->dev, "%s: invalid reader state", __func__);
+ dev_err(reader->dev, "%s: invalid reader state\n", __func__);
return -EINVAL;
}
@@ -325,7 +310,7 @@ static int uni_reader_stop(struct uniperif *reader)
{
/* The reader should not be in stopped state */
if (reader->state == UNIPERIF_STATE_STOPPED) {
- dev_err(reader->dev, "%s: invalid reader state", __func__);
+ dev_err(reader->dev, "%s: invalid reader state\n", __func__);
return -EINVAL;
}
@@ -423,7 +408,7 @@ int uni_reader_init(struct platform_device *pdev,
uni_reader_irq_handler, IRQF_SHARED,
dev_name(&pdev->dev), reader);
if (ret < 0) {
- dev_err(&pdev->dev, "Failed to request IRQ");
+ dev_err(&pdev->dev, "Failed to request IRQ\n");
return -EBUSY;
}