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Diffstat (limited to 'sound/soc/omap/omap-dmic.c')
-rw-r--r--sound/soc/omap/omap-dmic.c38
1 files changed, 13 insertions, 25 deletions
diff --git a/sound/soc/omap/omap-dmic.c b/sound/soc/omap/omap-dmic.c
index 4c54542..2ad0370 100644
--- a/sound/soc/omap/omap-dmic.c
+++ b/sound/soc/omap/omap-dmic.c
@@ -39,8 +39,8 @@
#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 {
@@ -55,13 +55,9 @@ 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)
@@ -118,7 +114,7 @@ static int omap_dmic_dai_startup(struct snd_pcm_substream *substream,
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;
}
@@ -203,7 +199,7 @@ static int omap_dmic_dai_hw_params(struct snd_pcm_substream *substream,
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));
@@ -230,7 +226,7 @@ static int omap_dmic_dai_hw_params(struct snd_pcm_substream *substream,
/* 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;
}
@@ -480,7 +476,7 @@ static int asoc_dmic_probe(struct platform_device *pdev)
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) {
@@ -488,7 +484,9 @@ static int asoc_dmic_probe(struct platform_device *pdev)
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) {
@@ -497,19 +495,9 @@ static int asoc_dmic_probe(struct platform_device *pdev)
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_component(&pdev->dev, &omap_dmic_component,
&omap_dmic_dai, 1);
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