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-rw-r--r--sound/soc/davinci/Kconfig15
-rw-r--r--sound/soc/davinci/davinci-mcasp.c87
2 files changed, 27 insertions, 75 deletions
diff --git a/sound/soc/davinci/Kconfig b/sound/soc/davinci/Kconfig
index eae4e229f341..3736d9aabc56 100644
--- a/sound/soc/davinci/Kconfig
+++ b/sound/soc/davinci/Kconfig
@@ -1,15 +1,16 @@
config SND_DAVINCI_SOC
- tristate "SoC Audio for TI DAVINCI"
+ tristate
depends on ARCH_DAVINCI
select SND_EDMA_SOC
config SND_EDMA_SOC
- tristate "SoC Audio for Texas Instruments chips using eDMA (AM33XX/43XX)"
+ tristate "SoC Audio for Texas Instruments chips using eDMA"
depends on SOC_AM33XX || SOC_AM43XX || ARCH_DAVINCI
select SND_SOC_GENERIC_DMAENGINE_PCM
help
Say Y or M here if you want audio support for TI SoC which uses eDMA.
The following line of SoCs are supported by this platform driver:
+ - daVinci devices
- AM335x
- AM437x/AM438x
@@ -18,7 +19,7 @@ config SND_DAVINCI_SOC_I2S
config SND_DAVINCI_SOC_MCASP
tristate "Multichannel Audio Serial Port (McASP) support"
- depends on SND_DAVINCI_SOC || SND_OMAP_SOC || SND_EDMA_SOC
+ depends on SND_OMAP_SOC || SND_EDMA_SOC
help
Say Y or M here if you want to have support for McASP IP found in
various Texas Instruments SoCs like:
@@ -46,7 +47,7 @@ config SND_AM33XX_SOC_EVM
config SND_DAVINCI_SOC_EVM
tristate "SoC Audio support for DaVinci DM6446, DM355 or DM365 EVM"
- depends on SND_DAVINCI_SOC && I2C
+ depends on SND_EDMA_SOC && I2C
depends on MACH_DAVINCI_EVM || MACH_DAVINCI_DM355_EVM || MACH_DAVINCI_DM365_EVM
select SND_DAVINCI_SOC_GENERIC_EVM
help
@@ -74,7 +75,7 @@ endchoice
config SND_DM6467_SOC_EVM
tristate "SoC Audio support for DaVinci DM6467 EVM"
- depends on SND_DAVINCI_SOC && MACH_DAVINCI_DM6467_EVM && I2C
+ depends on SND_EDMA_SOC && MACH_DAVINCI_DM6467_EVM && I2C
select SND_DAVINCI_SOC_GENERIC_EVM
select SND_SOC_SPDIF
@@ -83,7 +84,7 @@ config SND_DM6467_SOC_EVM
config SND_DA830_SOC_EVM
tristate "SoC Audio support for DA830/OMAP-L137 EVM"
- depends on SND_DAVINCI_SOC && MACH_DAVINCI_DA830_EVM && I2C
+ depends on SND_EDMA_SOC && MACH_DAVINCI_DA830_EVM && I2C
select SND_DAVINCI_SOC_GENERIC_EVM
help
@@ -92,7 +93,7 @@ config SND_DA830_SOC_EVM
config SND_DA850_SOC_EVM
tristate "SoC Audio support for DA850/OMAP-L138 EVM"
- depends on SND_DAVINCI_SOC && MACH_DAVINCI_DA850_EVM && I2C
+ depends on SND_EDMA_SOC && MACH_DAVINCI_DA850_EVM && I2C
select SND_DAVINCI_SOC_GENERIC_EVM
help
Say Y if you want to add support for SoC audio on TI
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index 031c1fb44ae7..0c882995a357 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -26,6 +26,7 @@
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/of_device.h>
+#include <linux/platform_data/davinci_asp.h>
#include <sound/asoundef.h>
#include <sound/core.h>
@@ -36,7 +37,6 @@
#include <sound/dmaengine_pcm.h>
#include <sound/omap-pcm.h>
-#include "davinci-pcm.h"
#include "edma-pcm.h"
#include "davinci-mcasp.h"
@@ -65,7 +65,6 @@ struct davinci_mcasp_context {
};
struct davinci_mcasp {
- struct davinci_pcm_dma_params dma_params[2];
struct snd_dmaengine_dai_dma_data dma_data[2];
void __iomem *base;
u32 fifo_base;
@@ -82,6 +81,7 @@ struct davinci_mcasp {
u16 bclk_lrclk_ratio;
int streams;
u32 irq_request[2];
+ int dma_request[2];
int sysclk_freq;
bool bclk_master;
@@ -643,7 +643,6 @@ static int davinci_config_channel_size(struct davinci_mcasp *mcasp,
static int mcasp_common_hw_param(struct davinci_mcasp *mcasp, int stream,
int period_words, int channels)
{
- struct davinci_pcm_dma_params *dma_params = &mcasp->dma_params[stream];
struct snd_dmaengine_dai_dma_data *dma_data = &mcasp->dma_data[stream];
int i;
u8 tx_ser = 0;
@@ -711,10 +710,8 @@ static int mcasp_common_hw_param(struct davinci_mcasp *mcasp, int stream,
* For example if three serializers are enabled the DMA
* need to transfer three words per DMA request.
*/
- dma_params->fifo_level = active_serializers;
dma_data->maxburst = active_serializers;
} else {
- dma_params->fifo_level = 0;
dma_data->maxburst = 0;
}
return 0;
@@ -746,7 +743,6 @@ static int mcasp_common_hw_param(struct davinci_mcasp *mcasp, int stream,
/* Configure the burst size for platform drivers */
if (numevt == 1)
numevt = 0;
- dma_params->fifo_level = numevt;
dma_data->maxburst = numevt;
return 0;
@@ -872,8 +868,6 @@ static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_dai *cpu_dai)
{
struct davinci_mcasp *mcasp = snd_soc_dai_get_drvdata(cpu_dai);
- struct davinci_pcm_dma_params *dma_params =
- &mcasp->dma_params[substream->stream];
int word_length;
int channels = params_channels(params);
int period_size = params_period_size(params);
@@ -914,31 +908,26 @@ static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_U8:
case SNDRV_PCM_FORMAT_S8:
- dma_params->data_type = 1;
word_length = 8;
break;
case SNDRV_PCM_FORMAT_U16_LE:
case SNDRV_PCM_FORMAT_S16_LE:
- dma_params->data_type = 2;
word_length = 16;
break;
case SNDRV_PCM_FORMAT_U24_3LE:
case SNDRV_PCM_FORMAT_S24_3LE:
- dma_params->data_type = 3;
word_length = 24;
break;
case SNDRV_PCM_FORMAT_U24_LE:
case SNDRV_PCM_FORMAT_S24_LE:
- dma_params->data_type = 4;
word_length = 24;
break;
case SNDRV_PCM_FORMAT_U32_LE:
case SNDRV_PCM_FORMAT_S32_LE:
- dma_params->data_type = 4;
word_length = 32;
break;
@@ -947,11 +936,6 @@ static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
- if (mcasp->version == MCASP_VERSION_2 && !dma_params->fifo_level)
- dma_params->acnt = 4;
- else
- dma_params->acnt = dma_params->data_type;
-
davinci_config_channel_size(mcasp, word_length);
if (mcasp->op_mode == DAVINCI_MCASP_IIS_MODE)
@@ -1055,17 +1039,8 @@ static int davinci_mcasp_dai_probe(struct snd_soc_dai *dai)
{
struct davinci_mcasp *mcasp = snd_soc_dai_get_drvdata(dai);
- if (mcasp->version >= MCASP_VERSION_3) {
- /* Using dmaengine PCM */
- dai->playback_dma_data =
- &mcasp->dma_data[SNDRV_PCM_STREAM_PLAYBACK];
- dai->capture_dma_data =
- &mcasp->dma_data[SNDRV_PCM_STREAM_CAPTURE];
- } else {
- /* Using davinci-pcm */
- dai->playback_dma_data = mcasp->dma_params;
- dai->capture_dma_data = mcasp->dma_params;
- }
+ dai->playback_dma_data = &mcasp->dma_data[SNDRV_PCM_STREAM_PLAYBACK];
+ dai->capture_dma_data = &mcasp->dma_data[SNDRV_PCM_STREAM_CAPTURE];
return 0;
}
@@ -1184,28 +1159,24 @@ static const struct snd_soc_component_driver davinci_mcasp_component = {
static struct davinci_mcasp_pdata dm646x_mcasp_pdata = {
.tx_dma_offset = 0x400,
.rx_dma_offset = 0x400,
- .asp_chan_q = EVENTQ_0,
.version = MCASP_VERSION_1,
};
static struct davinci_mcasp_pdata da830_mcasp_pdata = {
.tx_dma_offset = 0x2000,
.rx_dma_offset = 0x2000,
- .asp_chan_q = EVENTQ_0,
.version = MCASP_VERSION_2,
};
static struct davinci_mcasp_pdata am33xx_mcasp_pdata = {
.tx_dma_offset = 0,
.rx_dma_offset = 0,
- .asp_chan_q = EVENTQ_0,
.version = MCASP_VERSION_3,
};
static struct davinci_mcasp_pdata dra7_mcasp_pdata = {
.tx_dma_offset = 0x200,
.rx_dma_offset = 0x284,
- .asp_chan_q = EVENTQ_0,
.version = MCASP_VERSION_4,
};
@@ -1382,12 +1353,12 @@ nodata:
static int davinci_mcasp_probe(struct platform_device *pdev)
{
- struct davinci_pcm_dma_params *dma_params;
struct snd_dmaengine_dai_dma_data *dma_data;
struct resource *mem, *ioarea, *res, *dat;
struct davinci_mcasp_pdata *pdata;
struct davinci_mcasp *mcasp;
char *irq_name;
+ int *dma;
int irq;
int ret;
@@ -1521,59 +1492,45 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
if (dat)
mcasp->dat_port = true;
- dma_params = &mcasp->dma_params[SNDRV_PCM_STREAM_PLAYBACK];
dma_data = &mcasp->dma_data[SNDRV_PCM_STREAM_PLAYBACK];
- dma_params->asp_chan_q = pdata->asp_chan_q;
- dma_params->ram_chan_q = pdata->ram_chan_q;
- dma_params->sram_pool = pdata->sram_pool;
- dma_params->sram_size = pdata->sram_size_playback;
if (dat)
- dma_params->dma_addr = dat->start;
+ dma_data->addr = dat->start;
else
- dma_params->dma_addr = mem->start + pdata->tx_dma_offset;
-
- /* Unconditional dmaengine stuff */
- dma_data->addr = dma_params->dma_addr;
+ dma_data->addr = mem->start + pdata->tx_dma_offset;
+ dma = &mcasp->dma_request[SNDRV_PCM_STREAM_PLAYBACK];
res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
if (res)
- dma_params->channel = res->start;
+ *dma = res->start;
else
- dma_params->channel = pdata->tx_dma_channel;
+ *dma = pdata->tx_dma_channel;
/* dmaengine filter data for DT and non-DT boot */
if (pdev->dev.of_node)
dma_data->filter_data = "tx";
else
- dma_data->filter_data = &dma_params->channel;
+ dma_data->filter_data = dma;
/* RX is not valid in DIT mode */
if (mcasp->op_mode != DAVINCI_MCASP_DIT_MODE) {
- dma_params = &mcasp->dma_params[SNDRV_PCM_STREAM_CAPTURE];
dma_data = &mcasp->dma_data[SNDRV_PCM_STREAM_CAPTURE];
- dma_params->asp_chan_q = pdata->asp_chan_q;
- dma_params->ram_chan_q = pdata->ram_chan_q;
- dma_params->sram_pool = pdata->sram_pool;
- dma_params->sram_size = pdata->sram_size_capture;
if (dat)
- dma_params->dma_addr = dat->start;
+ dma_data->addr = dat->start;
else
- dma_params->dma_addr = mem->start + pdata->rx_dma_offset;
-
- /* Unconditional dmaengine stuff */
- dma_data->addr = dma_params->dma_addr;
+ dma_data->addr = mem->start + pdata->rx_dma_offset;
+ dma = &mcasp->dma_request[SNDRV_PCM_STREAM_CAPTURE];
res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
if (res)
- dma_params->channel = res->start;
+ *dma = res->start;
else
- dma_params->channel = pdata->rx_dma_channel;
+ *dma = pdata->rx_dma_channel;
/* dmaengine filter data for DT and non-DT boot */
if (pdev->dev.of_node)
dma_data->filter_data = "rx";
else
- dma_data->filter_data = &dma_params->channel;
+ dma_data->filter_data = dma;
}
if (mcasp->version < MCASP_VERSION_3) {
@@ -1596,17 +1553,11 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
goto err;
switch (mcasp->version) {
-#if IS_BUILTIN(CONFIG_SND_DAVINCI_SOC) || \
- (IS_MODULE(CONFIG_SND_DAVINCI_SOC_MCASP) && \
- IS_MODULE(CONFIG_SND_DAVINCI_SOC))
- case MCASP_VERSION_1:
- case MCASP_VERSION_2:
- ret = davinci_soc_platform_register(&pdev->dev);
- break;
-#endif
#if IS_BUILTIN(CONFIG_SND_EDMA_SOC) || \
(IS_MODULE(CONFIG_SND_DAVINCI_SOC_MCASP) && \
IS_MODULE(CONFIG_SND_EDMA_SOC))
+ case MCASP_VERSION_1:
+ case MCASP_VERSION_2:
case MCASP_VERSION_3:
ret = edma_pcm_platform_register(&pdev->dev);
break;
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-25 09:42:27 +0300