diff options
Diffstat (limited to 'sound/soc/fsl/fsl_ssi.c')
| -rw-r--r-- | sound/soc/fsl/fsl_ssi.c | 45 |
1 files changed, 29 insertions, 16 deletions
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index 7decbd9b234..42366d776f6 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); |