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authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-04-23 19:25:29 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-04-23 19:25:29 +0100
commit5561f17f2629cdacf5bc43e0f839ca6434db2c20 (patch)
treec0e1acfcc969c81d5d072ee3b512a934d99a7ec2 /sound/soc/fsl/fsl_ssi.c
parentMerge remote-tracking branch 'asoc/topic/cs4271' into asoc-next (diff)
parentASoC: davinci-mcasp: Add Support BCLK-to-LRCLK ratio for TDM modes (diff)
downloadlinux-dev-5561f17f2629cdacf5bc43e0f839ca6434db2c20.tar.xz
linux-dev-5561f17f2629cdacf5bc43e0f839ca6434db2c20.zip
Merge remote-tracking branch 'asoc/topic/davinci' into asoc-next
Diffstat (limited to 'sound/soc/fsl/fsl_ssi.c')
-rw-r--r--sound/soc/fsl/fsl_ssi.c45
1 files changed, 29 insertions, 16 deletions
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index 7decbd9b2340..42366d776f62 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -27,6 +27,7 @@
#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
#include "fsl_ssi.h"
#include "imx-pcm.h"
@@ -122,8 +123,10 @@ struct fsl_ssi_private {
bool ssi_on_imx;
struct clk *clk;
struct platform_device *imx_pcm_pdev;
- struct imx_pcm_dma_params dma_params_tx;
- struct imx_pcm_dma_params dma_params_rx;
+ struct snd_dmaengine_dai_dma_data dma_params_tx;
+ struct snd_dmaengine_dai_dma_data dma_params_rx;
+ struct imx_dma_data filter_data_tx;
+ struct imx_dma_data filter_data_rx;
struct {
unsigned int rfrc;
@@ -574,6 +577,10 @@ static struct snd_soc_dai_driver fsl_ssi_dai_template = {
.ops = &fsl_ssi_dai_ops,
};
+static const struct snd_soc_component_driver fsl_ssi_component = {
+ .name = "fsl-ssi",
+};
+
/* Show the statistics of a flag only if its interrupt is enabled. The
* compiler will optimze this code to a no-op if the interrupt is not
* enabled.
@@ -649,6 +656,7 @@ static int fsl_ssi_probe(struct platform_device *pdev)
const uint32_t *iprop;
struct resource res;
char name[64];
+ bool shared;
/* SSIs that are not connected on the board should have a
* status = "disabled"
@@ -737,14 +745,18 @@ static int fsl_ssi_probe(struct platform_device *pdev)
* We have burstsize be "fifo_depth - 2" to match the SSI
* watermark setting in fsl_ssi_startup().
*/
- ssi_private->dma_params_tx.burstsize =
+ ssi_private->dma_params_tx.maxburst =
ssi_private->fifo_depth - 2;
- ssi_private->dma_params_rx.burstsize =
+ ssi_private->dma_params_rx.maxburst =
ssi_private->fifo_depth - 2;
- ssi_private->dma_params_tx.dma_addr =
+ ssi_private->dma_params_tx.addr =
ssi_private->ssi_phys + offsetof(struct ccsr_ssi, stx0);
- ssi_private->dma_params_rx.dma_addr =
+ ssi_private->dma_params_rx.addr =
ssi_private->ssi_phys + offsetof(struct ccsr_ssi, srx0);
+ ssi_private->dma_params_tx.filter_data =
+ &ssi_private->filter_data_tx;
+ ssi_private->dma_params_rx.filter_data =
+ &ssi_private->filter_data_rx;
/*
* TODO: This is a temporary solution and should be changed
* to use generic DMA binding later when the helplers get in.
@@ -755,14 +767,14 @@ static int fsl_ssi_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "could not get dma events\n");
goto error_clk;
}
- ssi_private->dma_params_tx.dma = dma_events[0];
- ssi_private->dma_params_rx.dma = dma_events[1];
- ssi_private->dma_params_tx.shared_peripheral =
- of_device_is_compatible(of_get_parent(np),
- "fsl,spba-bus");
- ssi_private->dma_params_rx.shared_peripheral =
- ssi_private->dma_params_tx.shared_peripheral;
+ shared = of_device_is_compatible(of_get_parent(np),
+ "fsl,spba-bus");
+
+ imx_pcm_dma_params_init_data(&ssi_private->filter_data_tx,
+ dma_events[0], shared);
+ imx_pcm_dma_params_init_data(&ssi_private->filter_data_rx,
+ dma_events[1], shared);
}
/* Initialize the the device_attribute structure */
@@ -782,7 +794,8 @@ static int fsl_ssi_probe(struct platform_device *pdev)
/* Register with ASoC */
dev_set_drvdata(&pdev->dev, ssi_private);
- ret = snd_soc_register_dai(&pdev->dev, &ssi_private->cpu_dai_drv);
+ ret = snd_soc_register_component(&pdev->dev, &fsl_ssi_component,
+ &ssi_private->cpu_dai_drv, 1);
if (ret) {
dev_err(&pdev->dev, "failed to register DAI: %d\n", ret);
goto error_dev;
@@ -835,7 +848,7 @@ done:
error_dai:
if (ssi_private->ssi_on_imx)
platform_device_unregister(ssi_private->imx_pcm_pdev);
- snd_soc_unregister_dai(&pdev->dev);
+ snd_soc_unregister_component(&pdev->dev);
error_dev:
dev_set_drvdata(&pdev->dev, NULL);
@@ -873,7 +886,7 @@ static int fsl_ssi_remove(struct platform_device *pdev)
clk_disable_unprepare(ssi_private->clk);
clk_put(ssi_private->clk);
}
- snd_soc_unregister_dai(&pdev->dev);
+ snd_soc_unregister_component(&pdev->dev);
device_remove_file(&pdev->dev, &ssi_private->dev_attr);
free_irq(ssi_private->irq, ssi_private);