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path: root/sound/soc/omap/omap-mcbsp.c
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Diffstat (limited to 'sound/soc/omap/omap-mcbsp.c')
-rw-r--r--sound/soc/omap/omap-mcbsp.c66
1 files changed, 39 insertions, 27 deletions
diff --git a/sound/soc/omap/omap-mcbsp.c b/sound/soc/omap/omap-mcbsp.c
index a6ee1574785..efe2cd699b7 100644
--- a/sound/soc/omap/omap-mcbsp.c
+++ b/sound/soc/omap/omap-mcbsp.c
@@ -33,12 +33,12 @@
#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
+#include <sound/omap-pcm.h>
-#include <plat/cpu.h>
#include <linux/platform_data/asoc-ti-mcbsp.h>
#include "mcbsp.h"
#include "omap-mcbsp.h"
-#include "omap-pcm.h"
#define OMAP_MCBSP_RATES (SNDRV_PCM_RATE_8000_96000)
@@ -63,24 +63,22 @@ enum {
* Stream DMA parameters. DMA request line and port address are set runtime
* since they are different between OMAP1 and later OMAPs
*/
-static void omap_mcbsp_set_threshold(struct snd_pcm_substream *substream)
+static void omap_mcbsp_set_threshold(struct snd_pcm_substream *substream,
+ unsigned int packet_size)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
- struct omap_pcm_dma_data *dma_data;
int words;
- dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
/*
* Configure McBSP threshold based on either:
* packet_size, when the sDMA is in packet mode, or based on the
* period size in THRESHOLD mode, otherwise use McBSP threshold = 1
* for mono streams.
*/
- if (dma_data->packet_size)
- words = dma_data->packet_size;
+ if (packet_size)
+ words = packet_size;
else
words = 1;
@@ -152,9 +150,6 @@ static int omap_mcbsp_dai_startup(struct snd_pcm_substream *substream,
SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 2);
}
- snd_soc_dai_set_dma_data(cpu_dai, substream,
- &mcbsp->dma_data[substream->stream]);
-
return err;
}
@@ -227,7 +222,7 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
{
struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs;
- struct omap_pcm_dma_data *dma_data;
+ struct snd_dmaengine_dai_dma_data *dma_data;
int wlen, channels, wpf;
int pkt_size = 0;
unsigned int format, div, framesize, master;
@@ -246,7 +241,6 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
if (mcbsp->pdata->buffer_size) {
- dma_data->set_threshold = omap_mcbsp_set_threshold;
if (mcbsp->dma_op_mode == MCBSP_DMA_MODE_THRESHOLD) {
int period_words, max_thrsh;
int divider = 0;
@@ -277,9 +271,10 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
/* Use packet mode for non mono streams */
pkt_size = channels;
}
+ omap_mcbsp_set_threshold(substream, pkt_size);
}
- dma_data->packet_size = pkt_size;
+ dma_data->maxburst = pkt_size;
if (mcbsp->configured) {
/* McBSP already configured by another stream */
@@ -436,6 +431,11 @@ static int omap_mcbsp_dai_set_dai_fmt(struct snd_soc_dai *cpu_dai,
/* Sample rate generator drives the FS */
regs->srgr2 |= FSGM;
break;
+ case SND_SOC_DAIFMT_CBM_CFS:
+ /* McBSP slave. FS clock as output */
+ regs->srgr2 |= FSGM;
+ regs->pcr0 |= FSXM;
+ break;
case SND_SOC_DAIFMT_CBM_CFM:
/* McBSP slave */
break;
@@ -512,7 +512,7 @@ static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
regs->srgr2 |= CLKSM;
break;
case OMAP_MCBSP_SYSCLK_CLKS_FCLK:
- if (cpu_class_is_omap1()) {
+ if (mcbsp_omap1()) {
err = -EINVAL;
break;
}
@@ -520,7 +520,7 @@ static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
MCBSP_CLKS_PRCM_SRC);
break;
case OMAP_MCBSP_SYSCLK_CLKS_EXT:
- if (cpu_class_is_omap1()) {
+ if (mcbsp_omap1()) {
err = 0;
break;
}
@@ -557,6 +557,10 @@ static int omap_mcbsp_probe(struct snd_soc_dai *dai)
pm_runtime_enable(mcbsp->dev);
+ snd_soc_dai_init_dma_data(dai,
+ &mcbsp->dma_data[SNDRV_PCM_STREAM_PLAYBACK],
+ &mcbsp->dma_data[SNDRV_PCM_STREAM_CAPTURE]);
+
return 0;
}
@@ -587,6 +591,10 @@ static struct snd_soc_dai_driver omap_mcbsp_dai = {
.ops = &mcbsp_dai_ops,
};
+static const struct snd_soc_component_driver omap_mcbsp_component = {
+ .name = "omap-mcbsp",
+};
+
static int omap_mcbsp_st_info_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
@@ -685,7 +693,7 @@ OMAP_MCBSP_SOC_SINGLE_S16_EXT("McBSP" #port " Sidetone Channel 1 Volume", \
OMAP_MCBSP_ST_CONTROLS(2);
OMAP_MCBSP_ST_CONTROLS(3);
-int omap_mcbsp_st_add_controls(struct snd_soc_pcm_runtime *rtd)
+int omap_mcbsp_st_add_controls(struct snd_soc_pcm_runtime *rtd, int port_id)
{
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
@@ -695,7 +703,7 @@ int omap_mcbsp_st_add_controls(struct snd_soc_pcm_runtime *rtd)
return 0;
}
- switch (mcbsp->id) {
+ switch (port_id) {
case 2: /* McBSP 2 */
return snd_soc_add_dai_controls(cpu_dai,
omap_mcbsp2_st_controls,
@@ -705,6 +713,7 @@ int omap_mcbsp_st_add_controls(struct snd_soc_pcm_runtime *rtd)
omap_mcbsp3_st_controls,
ARRAY_SIZE(omap_mcbsp3_st_controls));
default:
+ dev_err(mcbsp->dev, "Port %d not supported\n", port_id);
break;
}
@@ -758,7 +767,7 @@ static const struct of_device_id omap_mcbsp_of_match[] = {
};
MODULE_DEVICE_TABLE(of, omap_mcbsp_of_match);
-static __devinit int asoc_mcbsp_probe(struct platform_device *pdev)
+static int asoc_mcbsp_probe(struct platform_device *pdev)
{
struct omap_mcbsp_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct omap_mcbsp *mcbsp;
@@ -793,17 +802,22 @@ static __devinit int asoc_mcbsp_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, mcbsp);
ret = omap_mcbsp_init(pdev);
- if (!ret)
- return snd_soc_register_dai(&pdev->dev, &omap_mcbsp_dai);
+ if (ret)
+ return ret;
- return ret;
+ ret = snd_soc_register_component(&pdev->dev, &omap_mcbsp_component,
+ &omap_mcbsp_dai, 1);
+ if (ret)
+ return ret;
+
+ return omap_pcm_platform_register(&pdev->dev);
}
-static int __devexit asoc_mcbsp_remove(struct platform_device *pdev)
+static int asoc_mcbsp_remove(struct platform_device *pdev)
{
struct omap_mcbsp *mcbsp = platform_get_drvdata(pdev);
- snd_soc_unregister_dai(&pdev->dev);
+ snd_soc_unregister_component(&pdev->dev);
if (mcbsp->pdata->ops && mcbsp->pdata->ops->free)
mcbsp->pdata->ops->free(mcbsp->id);
@@ -812,8 +826,6 @@ static int __devexit asoc_mcbsp_remove(struct platform_device *pdev)
clk_put(mcbsp->fclk);
- platform_set_drvdata(pdev, NULL);
-
return 0;
}
@@ -825,7 +837,7 @@ static struct platform_driver asoc_mcbsp_driver = {
},
.probe = asoc_mcbsp_probe,
- .remove = __devexit_p(asoc_mcbsp_remove),
+ .remove = asoc_mcbsp_remove,
};
module_platform_driver(asoc_mcbsp_driver);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 16:32:30 +0000