#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
-#include "omap-pcm.h"
#include "omap-dmic.h"
struct omap_dmic {
u32 ch_enabled;
bool active;
struct mutex mutex;
-};
-/*
- * Stream DMA parameters
- */
-static struct omap_pcm_dma_data omap_dmic_dai_dma_params = {
- .name = "DMIC capture",
+ struct snd_dmaengine_dai_dma_data dma_data;
+ unsigned int dma_req;
};
static inline void omap_dmic_write(struct omap_dmic *dmic, u16 reg, u32 val)
mutex_unlock(&dmic->mutex);
- snd_soc_dai_set_dma_data(dai, substream, &omap_dmic_dai_dma_params);
+ snd_soc_dai_set_dma_data(dai, substream, &dmic->dma_data);
return ret;
}
struct snd_soc_dai *dai)
{
struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
- struct omap_pcm_dma_data *dma_data;
+ struct snd_dmaengine_dai_dma_data *dma_data;
int channels;
dmic->clk_div = omap_dmic_select_divider(dmic, params_rate(params));
/* packet size is threshold * channels */
dma_data = snd_soc_dai_get_dma_data(dai, substream);
- dma_data->packet_size = dmic->threshold * channels;
+ dma_data->maxburst = dmic->threshold * channels;
return 0;
}
.ops = &omap_dmic_dai_ops,
};
+static const struct snd_soc_component_driver omap_dmic_component = {
+ .name = "omap-dmic",
+};
+
static int asoc_dmic_probe(struct platform_device *pdev)
{
struct omap_dmic *dmic;
ret = -ENODEV;
goto err_put_clk;
}
- omap_dmic_dai_dma_params.port_addr = res->start + OMAP_DMIC_DATA_REG;
+ dmic->dma_data.addr = res->start + OMAP_DMIC_DATA_REG;
res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
if (!res) {
ret = -ENODEV;
goto err_put_clk;
}
- omap_dmic_dai_dma_params.dma_req = res->start;
+
+ dmic->dma_req = res->start;
+ dmic->dma_data.filter_data = &dmic->dma_req;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu");
if (!res) {
goto err_put_clk;
}
- if (!devm_request_mem_region(&pdev->dev, res->start,
- resource_size(res), pdev->name)) {
- dev_err(dmic->dev, "memory region already claimed\n");
- ret = -ENODEV;
- goto err_put_clk;
- }
-
- dmic->io_base = devm_ioremap(&pdev->dev, res->start,
- resource_size(res));
- if (!dmic->io_base) {
- ret = -ENOMEM;
- goto err_put_clk;
- }
+ dmic->io_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(dmic->io_base))
+ return PTR_ERR(dmic->io_base);
- ret = snd_soc_register_dai(&pdev->dev, &omap_dmic_dai);
+ ret = snd_soc_register_component(&pdev->dev, &omap_dmic_component,
+ &omap_dmic_dai, 1);
if (ret)
goto err_put_clk;
{
struct omap_dmic *dmic = platform_get_drvdata(pdev);
- snd_soc_unregister_dai(&pdev->dev);
+ snd_soc_unregister_component(&pdev->dev);
clk_put(dmic->fclk);
return 0;