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-rw-r--r--sound/soc/samsung/Kconfig13
-rw-r--r--sound/soc/samsung/Makefile6
-rw-r--r--sound/soc/samsung/ac97.c51
-rw-r--r--sound/soc/samsung/dma.c14
-rw-r--r--sound/soc/samsung/dma.h6
-rw-r--r--sound/soc/samsung/dmaengine.c83
-rw-r--r--sound/soc/samsung/i2s.c9
-rw-r--r--sound/soc/samsung/idma.c8
-rw-r--r--sound/soc/samsung/pcm.c18
-rw-r--r--sound/soc/samsung/regs-ac97.h9
-rw-r--r--sound/soc/samsung/regs-iis.h9
11 files changed, 153 insertions, 73 deletions
diff --git a/sound/soc/samsung/Kconfig b/sound/soc/samsung/Kconfig
index 37459dfd168d..27930fc432dc 100644
--- a/sound/soc/samsung/Kconfig
+++ b/sound/soc/samsung/Kconfig
@@ -1,13 +1,22 @@
config SND_SOC_SAMSUNG
tristate "ASoC support for Samsung"
depends on PLAT_SAMSUNG
- select S3C64XX_DMA if ARCH_S3C64XX
- select S3C24XX_DMA if ARCH_S3C24XX
+ select S3C2410_DMA if ARCH_S3C24XX
+ select S3C64XX_PL080 if ARCH_S3C64XX
+ select SND_S3C_DMA if !ARCH_S3C24XX
+ select SND_S3C_DMA_LEGACY if ARCH_S3C24XX
+ select SND_SOC_GENERIC_DMAENGINE_PCM if !ARCH_S3C24XX
help
Say Y or M if you want to add support for codecs attached to
the Samsung SoCs' Audio interfaces. You will also need to
select the audio interfaces to support below.
+config SND_S3C_DMA
+ tristate
+
+config SND_S3C_DMA_LEGACY
+ tristate
+
config SND_S3C24XX_I2S
tristate
select S3C2410_DMA
diff --git a/sound/soc/samsung/Makefile b/sound/soc/samsung/Makefile
index 709f6059ad67..86715d8efee6 100644
--- a/sound/soc/samsung/Makefile
+++ b/sound/soc/samsung/Makefile
@@ -1,5 +1,6 @@
# S3c24XX Platform Support
-snd-soc-s3c24xx-objs := dma.o
+snd-soc-s3c-dma-objs := dmaengine.o
+snd-soc-s3c-dma-legacy-objs := dma.o
snd-soc-idma-objs := idma.o
snd-soc-s3c24xx-i2s-objs := s3c24xx-i2s.o
snd-soc-s3c2412-i2s-objs := s3c2412-i2s.o
@@ -9,7 +10,8 @@ snd-soc-samsung-spdif-objs := spdif.o
snd-soc-pcm-objs := pcm.o
snd-soc-i2s-objs := i2s.o
-obj-$(CONFIG_SND_SOC_SAMSUNG) += snd-soc-s3c24xx.o
+obj-$(CONFIG_SND_S3C_DMA) += snd-soc-s3c-dma.o
+obj-$(CONFIG_SND_S3C_DMA_LEGACY) += snd-soc-s3c-dma-legacy.o
obj-$(CONFIG_SND_S3C24XX_I2S) += snd-soc-s3c24xx-i2s.o
obj-$(CONFIG_SND_SAMSUNG_AC97) += snd-soc-ac97.o
obj-$(CONFIG_SND_S3C2412_SOC_I2S) += snd-soc-s3c2412-i2s.o
diff --git a/sound/soc/samsung/ac97.c b/sound/soc/samsung/ac97.c
index 350ba23a9893..4a88e36c82ec 100644
--- a/sound/soc/samsung/ac97.c
+++ b/sound/soc/samsung/ac97.c
@@ -221,24 +221,6 @@ static struct snd_ac97_bus_ops s3c_ac97_ops = {
.reset = s3c_ac97_cold_reset,
};
-static int s3c_ac97_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct s3c_dma_params *dma_data;
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- dma_data = &s3c_ac97_pcm_out;
- else
- dma_data = &s3c_ac97_pcm_in;
-
- snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data);
-
- return 0;
-}
-
static int s3c_ac97_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai)
{
@@ -279,21 +261,6 @@ static int s3c_ac97_trigger(struct snd_pcm_substream *substream, int cmd,
return 0;
}
-static int s3c_ac97_hw_mic_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- return -ENODEV;
- else
- snd_soc_dai_set_dma_data(cpu_dai, substream, &s3c_ac97_mic_in);
-
- return 0;
-}
-
static int s3c_ac97_mic_trigger(struct snd_pcm_substream *substream,
int cmd, struct snd_soc_dai *dai)
{
@@ -329,15 +296,27 @@ static int s3c_ac97_mic_trigger(struct snd_pcm_substream *substream,
}
static const struct snd_soc_dai_ops s3c_ac97_dai_ops = {
- .hw_params = s3c_ac97_hw_params,
.trigger = s3c_ac97_trigger,
};
static const struct snd_soc_dai_ops s3c_ac97_mic_dai_ops = {
- .hw_params = s3c_ac97_hw_mic_params,
.trigger = s3c_ac97_mic_trigger,
};
+static int s3c_ac97_dai_probe(struct snd_soc_dai *dai)
+{
+ samsung_asoc_init_dma_data(dai, &s3c_ac97_pcm_out, &s3c_ac97_pcm_in);
+
+ return 0;
+}
+
+static int s3c_ac97_mic_dai_probe(struct snd_soc_dai *dai)
+{
+ samsung_asoc_init_dma_data(dai, NULL, &s3c_ac97_mic_in);
+
+ return 0;
+}
+
static struct snd_soc_dai_driver s3c_ac97_dai[] = {
[S3C_AC97_DAI_PCM] = {
.name = "samsung-ac97",
@@ -354,6 +333,7 @@ static struct snd_soc_dai_driver s3c_ac97_dai[] = {
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
+ .probe = s3c_ac97_dai_probe,
.ops = &s3c_ac97_dai_ops,
},
[S3C_AC97_DAI_MIC] = {
@@ -365,6 +345,7 @@ static struct snd_soc_dai_driver s3c_ac97_dai[] = {
.channels_max = 1,
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
+ .probe = s3c_ac97_mic_dai_probe,
.ops = &s3c_ac97_mic_dai_ops,
},
};
diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c
index fe2748b494d4..dc09b71b7d9f 100644
--- a/sound/soc/samsung/dma.c
+++ b/sound/soc/samsung/dma.c
@@ -35,12 +35,6 @@ static const struct snd_pcm_hardware dma_hardware = {
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID,
- .formats = SNDRV_PCM_FMTBIT_S16_LE |
- SNDRV_PCM_FMTBIT_U16_LE |
- SNDRV_PCM_FMTBIT_U8 |
- SNDRV_PCM_FMTBIT_S8,
- .channels_min = 2,
- .channels_max = 2,
.buffer_bytes_max = 128*1024,
.period_bytes_min = PAGE_SIZE,
.period_bytes_max = PAGE_SIZE*2,
@@ -441,6 +435,14 @@ static struct snd_soc_platform_driver samsung_asoc_platform = {
.pcm_free = dma_free_dma_buffers,
};
+void samsung_asoc_init_dma_data(struct snd_soc_dai *dai,
+ struct s3c_dma_params *playback,
+ struct s3c_dma_params *capture)
+{
+ snd_soc_dai_init_dma_data(dai, playback, capture);
+}
+EXPORT_SYMBOL_GPL(samsung_asoc_init_dma_data);
+
int samsung_asoc_dma_platform_register(struct device *dev)
{
return snd_soc_register_platform(dev, &samsung_asoc_platform);
diff --git a/sound/soc/samsung/dma.h b/sound/soc/samsung/dma.h
index 0e86315a3eaf..225e5378014e 100644
--- a/sound/soc/samsung/dma.h
+++ b/sound/soc/samsung/dma.h
@@ -12,6 +12,8 @@
#ifndef _S3C_AUDIO_H
#define _S3C_AUDIO_H
+#include <sound/dmaengine_pcm.h>
+
struct s3c_dma_params {
struct s3c2410_dma_client *client; /* stream identifier */
int channel; /* Channel ID */
@@ -20,8 +22,12 @@ struct s3c_dma_params {
unsigned ch;
struct samsung_dma_ops *ops;
char *ch_name;
+ struct snd_dmaengine_dai_dma_data dma_data;
};
+void samsung_asoc_init_dma_data(struct snd_soc_dai *dai,
+ struct s3c_dma_params *playback,
+ struct s3c_dma_params *capture);
int samsung_asoc_dma_platform_register(struct device *dev);
void samsung_asoc_dma_platform_unregister(struct device *dev);
diff --git a/sound/soc/samsung/dmaengine.c b/sound/soc/samsung/dmaengine.c
new file mode 100644
index 000000000000..750ce5808d9f
--- /dev/null
+++ b/sound/soc/samsung/dmaengine.c
@@ -0,0 +1,83 @@
+/*
+ * dmaengine.c - Samsung dmaengine wrapper
+ *
+ * Author: Mark Brown <broonie@linaro.org>
+ * Copyright 2013 Linaro
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/amba/pl08x.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/dmaengine_pcm.h>
+#include <sound/soc.h>
+#include <sound/soc-dai.h>
+
+#include "dma.h"
+
+#ifdef CONFIG_ARCH_S3C64XX
+#define filter_fn pl08x_filter_id
+#else
+#define filter_fn NULL
+#endif
+
+static const struct snd_dmaengine_pcm_config samsung_dmaengine_pcm_config = {
+ .prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config,
+ .compat_filter_fn = filter_fn,
+};
+
+void samsung_asoc_init_dma_data(struct snd_soc_dai *dai,
+ struct s3c_dma_params *playback,
+ struct s3c_dma_params *capture)
+{
+ struct snd_dmaengine_dai_dma_data *playback_data = NULL;
+ struct snd_dmaengine_dai_dma_data *capture_data = NULL;
+
+ if (playback) {
+ playback_data = &playback->dma_data;
+ playback_data->filter_data = (void *)playback->channel;
+ playback_data->chan_name = playback->ch_name;
+ playback_data->addr = playback->dma_addr;
+ playback_data->addr_width = playback->dma_size;
+ }
+ if (capture) {
+ capture_data = &capture->dma_data;
+ capture_data->filter_data = (void *)capture->channel;
+ capture_data->chan_name = capture->ch_name;
+ capture_data->addr = capture->dma_addr;
+ capture_data->addr_width = capture->dma_size;
+ }
+
+ snd_soc_dai_init_dma_data(dai, playback_data, capture_data);
+}
+EXPORT_SYMBOL_GPL(samsung_asoc_init_dma_data);
+
+int samsung_asoc_dma_platform_register(struct device *dev)
+{
+ return snd_dmaengine_pcm_register(dev, &samsung_dmaengine_pcm_config,
+ SND_DMAENGINE_PCM_FLAG_CUSTOM_CHANNEL_NAME |
+ SND_DMAENGINE_PCM_FLAG_COMPAT);
+}
+EXPORT_SYMBOL_GPL(samsung_asoc_dma_platform_register);
+
+void samsung_asoc_dma_platform_unregister(struct device *dev)
+{
+ return snd_dmaengine_pcm_unregister(dev);
+}
+EXPORT_SYMBOL_GPL(samsung_asoc_dma_platform_unregister);
+
+MODULE_AUTHOR("Mark Brown <broonie@linaro.org>");
+MODULE_DESCRIPTION("Samsung dmaengine ASoC driver");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
index a5cbdb4f1655..92f64363427d 100644
--- a/sound/soc/samsung/i2s.c
+++ b/sound/soc/samsung/i2s.c
@@ -702,6 +702,8 @@ static int i2s_hw_params(struct snd_pcm_substream *substream,
}
writel(mod, i2s->addr + I2SMOD);
+ samsung_asoc_init_dma_data(dai, &i2s->dma_playback, &i2s->dma_capture);
+
i2s->frmclk = params_rate(params);
return 0;
@@ -946,8 +948,11 @@ static int samsung_i2s_dai_probe(struct snd_soc_dai *dai)
struct i2s_dai *i2s = to_info(dai);
struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
- if (other && other->clk) /* If this is probe on secondary */
+ if (other && other->clk) { /* If this is probe on secondary */
+ samsung_asoc_init_dma_data(dai, &other->sec_dai->dma_playback,
+ NULL);
goto probe_exit;
+ }
i2s->addr = ioremap(i2s->base, 0x100);
if (i2s->addr == NULL) {
@@ -963,7 +968,7 @@ static int samsung_i2s_dai_probe(struct snd_soc_dai *dai)
}
clk_prepare_enable(i2s->clk);
- snd_soc_dai_init_dma_data(dai, &i2s->dma_playback, &i2s->dma_capture);
+ samsung_asoc_init_dma_data(dai, &i2s->dma_playback, &i2s->dma_capture);
if (other) {
other->addr = i2s->addr;
diff --git a/sound/soc/samsung/idma.c b/sound/soc/samsung/idma.c
index e4f318fc2f82..3d5cf1530b6f 100644
--- a/sound/soc/samsung/idma.c
+++ b/sound/soc/samsung/idma.c
@@ -35,14 +35,6 @@ static const struct snd_pcm_hardware idma_hardware = {
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_RESUME,
- .formats = SNDRV_PCM_FMTBIT_S16_LE |
- SNDRV_PCM_FMTBIT_U16_LE |
- SNDRV_PCM_FMTBIT_S24_LE |
- SNDRV_PCM_FMTBIT_U24_LE |
- SNDRV_PCM_FMTBIT_U8 |
- SNDRV_PCM_FMTBIT_S8,
- .channels_min = 2,
- .channels_max = 2,
.buffer_bytes_max = MAX_IDMA_BUFFER,
.period_bytes_min = 128,
.period_bytes_max = MAX_IDMA_PERIOD,
diff --git a/sound/soc/samsung/pcm.c b/sound/soc/samsung/pcm.c
index e54256fc4b2c..6a5e4bf6ac96 100644
--- a/sound/soc/samsung/pcm.c
+++ b/sound/soc/samsung/pcm.c
@@ -275,7 +275,6 @@ static int s3c_pcm_hw_params(struct snd_pcm_substream *substream,
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(rtd->cpu_dai);
- struct s3c_dma_params *dma_data;
void __iomem *regs = pcm->regs;
struct clk *clk;
int sclk_div, sync_div;
@@ -284,13 +283,6 @@ static int s3c_pcm_hw_params(struct snd_pcm_substream *substream,
dev_dbg(pcm->dev, "Entered %s\n", __func__);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- dma_data = pcm->dma_playback;
- else
- dma_data = pcm->dma_capture;
-
- snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data);
-
/* Strictly check for sample size */
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
@@ -461,10 +453,20 @@ static const struct snd_soc_dai_ops s3c_pcm_dai_ops = {
.set_fmt = s3c_pcm_set_fmt,
};
+static int s3c_pcm_dai_probe(struct snd_soc_dai *dai)
+{
+ struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(dai);
+
+ snd_soc_dai_init_dma_data(dai, pcm->dma_playback, pcm->dma_capture);
+
+ return 0;
+}
+
#define S3C_PCM_RATES SNDRV_PCM_RATE_8000_96000
#define S3C_PCM_DAI_DECLARE \
.symmetric_rates = 1, \
+ .probe = s3c_pcm_dai_probe, \
.ops = &s3c_pcm_dai_ops, \
.playback = { \
.channels_min = 2, \
diff --git a/sound/soc/samsung/regs-ac97.h b/sound/soc/samsung/regs-ac97.h
index c3878f7acb83..a71be45bbffc 100644
--- a/sound/soc/samsung/regs-ac97.h
+++ b/sound/soc/samsung/regs-ac97.h
@@ -1,5 +1,4 @@
-/* arch/arm/mach-s3c2410/include/mach/regs-ac97.h
- *
+/*
* Copyright (c) 2006 Simtec Electronics <linux@simtec.co.uk>
* http://www.simtec.co.uk/products/SWLINUX/
*
@@ -10,8 +9,8 @@
* S3C2440 AC97 Controller
*/
-#ifndef __ASM_ARCH_REGS_AC97_H
-#define __ASM_ARCH_REGS_AC97_H __FILE__
+#ifndef __SAMSUNG_REGS_AC97_H__
+#define __SAMSUNG_REGS_AC97_H__
#define S3C_AC97_GLBCTRL (0x00)
@@ -64,4 +63,4 @@
#define S3C_AC97_PCM_DATA (0x18)
#define S3C_AC97_MIC_DATA (0x1C)
-#endif /* __ASM_ARCH_REGS_AC97_H */
+#endif /* __SAMSUNG_REGS_AC97_H__ */
diff --git a/sound/soc/samsung/regs-iis.h b/sound/soc/samsung/regs-iis.h
index a18d35e7a735..dc6cbbe9c4f0 100644
--- a/sound/soc/samsung/regs-iis.h
+++ b/sound/soc/samsung/regs-iis.h
@@ -1,5 +1,4 @@
-/* arch/arm/plat-samsung/include/plat/regs-iis.h
- *
+/*
* Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
* http://www.simtec.co.uk/products/SWLINUX/
*
@@ -10,8 +9,8 @@
* S3C2410 IIS register definition
*/
-#ifndef __ASM_ARCH_REGS_IIS_H
-#define __ASM_ARCH_REGS_IIS_H
+#ifndef __SAMSUNG_REGS_IIS_H__
+#define __SAMSUNG_REGS_IIS_H__
#define S3C2410_IISCON (0x00)
@@ -67,4 +66,4 @@
#define S3C2410_IISFIFO (0x10)
-#endif /* __ASM_ARCH_REGS_IIS_H */
+#endif /* __SAMSUNG_REGS_IIS_H__ */
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-23 08:16:26 +0300