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Diffstat (limited to 'sound/soc/samsung/s3c24xx-i2s.c')
-rw-r--r--sound/soc/samsung/s3c24xx-i2s.c58
1 files changed, 25 insertions, 33 deletions
diff --git a/sound/soc/samsung/s3c24xx-i2s.c b/sound/soc/samsung/s3c24xx-i2s.c
index 9aba9fb7df0e..e87d9a2053b8 100644
--- a/sound/soc/samsung/s3c24xx-i2s.c
+++ b/sound/soc/samsung/s3c24xx-i2s.c
@@ -31,25 +31,15 @@
#include "dma.h"
#include "s3c24xx-i2s.h"
-static struct s3c_dma_client s3c24xx_dma_client_out = {
- .name = "I2S PCM Stereo out"
-};
-
-static struct s3c_dma_client s3c24xx_dma_client_in = {
- .name = "I2S PCM Stereo in"
-};
-
static struct s3c_dma_params s3c24xx_i2s_pcm_stereo_out = {
- .client = &s3c24xx_dma_client_out,
.channel = DMACH_I2S_OUT,
- .dma_addr = S3C2410_PA_IIS + S3C2410_IISFIFO,
+ .ch_name = "tx",
.dma_size = 2,
};
static struct s3c_dma_params s3c24xx_i2s_pcm_stereo_in = {
- .client = &s3c24xx_dma_client_in,
.channel = DMACH_I2S_IN,
- .dma_addr = S3C2410_PA_IIS + S3C2410_IISFIFO,
+ .ch_name = "rx",
.dma_size = 2,
};
@@ -231,18 +221,12 @@ static int s3c24xx_i2s_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 s3c_dma_params *dma_data;
+ struct snd_dmaengine_dai_dma_data *dma_data;
u32 iismod;
pr_debug("Entered %s\n", __func__);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- dma_data = &s3c24xx_i2s_pcm_stereo_out;
- else
- dma_data = &s3c24xx_i2s_pcm_stereo_in;
-
- snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data);
+ dma_data = snd_soc_dai_get_dma_data(dai, substream);
/* Working copies of register */
iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
@@ -251,11 +235,11 @@ static int s3c24xx_i2s_hw_params(struct snd_pcm_substream *substream,
switch (params_width(params)) {
case 8:
iismod &= ~S3C2410_IISMOD_16BIT;
- dma_data->dma_size = 1;
+ dma_data->addr_width = 1;
break;
case 16:
iismod |= S3C2410_IISMOD_16BIT;
- dma_data->dma_size = 2;
+ dma_data->addr_width = 2;
break;
default:
return -EINVAL;
@@ -270,8 +254,6 @@ static int s3c24xx_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai)
{
int ret = 0;
- struct s3c_dma_params *dma_data =
- snd_soc_dai_get_dma_data(dai, substream);
pr_debug("Entered %s\n", __func__);
@@ -290,7 +272,6 @@ static int s3c24xx_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
else
s3c24xx_snd_txctrl(1);
- s3c2410_dma_ctrl(dma_data->channel, S3C2410_DMAOP_STARTED);
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
@@ -380,17 +361,15 @@ static int s3c24xx_i2s_probe(struct snd_soc_dai *dai)
{
pr_debug("Entered %s\n", __func__);
- s3c24xx_i2s.regs = ioremap(S3C2410_PA_IIS, 0x100);
- if (s3c24xx_i2s.regs == NULL)
- return -ENXIO;
+ samsung_asoc_init_dma_data(dai, &s3c24xx_i2s_pcm_stereo_out,
+ &s3c24xx_i2s_pcm_stereo_in);
- s3c24xx_i2s.iis_clk = clk_get(dai->dev, "iis");
+ s3c24xx_i2s.iis_clk = devm_clk_get(dai->dev, "iis");
if (IS_ERR(s3c24xx_i2s.iis_clk)) {
pr_err("failed to get iis_clock\n");
- iounmap(s3c24xx_i2s.regs);
return PTR_ERR(s3c24xx_i2s.iis_clk);
}
- clk_enable(s3c24xx_i2s.iis_clk);
+ clk_prepare_enable(s3c24xx_i2s.iis_clk);
/* Configure the I2S pins (GPE0...GPE4) in correct mode */
s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2),
@@ -414,7 +393,7 @@ static int s3c24xx_i2s_suspend(struct snd_soc_dai *cpu_dai)
s3c24xx_i2s.iisfcon = readl(s3c24xx_i2s.regs + S3C2410_IISFCON);
s3c24xx_i2s.iispsr = readl(s3c24xx_i2s.regs + S3C2410_IISPSR);
- clk_disable(s3c24xx_i2s.iis_clk);
+ clk_disable_unprepare(s3c24xx_i2s.iis_clk);
return 0;
}
@@ -422,7 +401,7 @@ static int s3c24xx_i2s_suspend(struct snd_soc_dai *cpu_dai)
static int s3c24xx_i2s_resume(struct snd_soc_dai *cpu_dai)
{
pr_debug("Entered %s\n", __func__);
- clk_enable(s3c24xx_i2s.iis_clk);
+ clk_prepare_enable(s3c24xx_i2s.iis_clk);
writel(s3c24xx_i2s.iiscon, s3c24xx_i2s.regs + S3C2410_IISCON);
writel(s3c24xx_i2s.iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
@@ -474,6 +453,19 @@ static const struct snd_soc_component_driver s3c24xx_i2s_component = {
static int s3c24xx_iis_dev_probe(struct platform_device *pdev)
{
int ret = 0;
+ struct resource *res;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "Can't get IO resource.\n");
+ return -ENOENT;
+ }
+ s3c24xx_i2s.regs = devm_ioremap_resource(&pdev->dev, res);
+ if (s3c24xx_i2s.regs == NULL)
+ return -ENXIO;
+
+ s3c24xx_i2s_pcm_stereo_out.dma_addr = res->start + S3C2410_IISFIFO;
+ s3c24xx_i2s_pcm_stereo_in.dma_addr = res->start + S3C2410_IISFIFO;
ret = devm_snd_soc_register_component(&pdev->dev,
&s3c24xx_i2s_component, &s3c24xx_i2s_dai, 1);