Cleaner parameter passing for imx-pcm-fiq. Create a seperated fiq-params struct to pass all arguments.
Signed-off-by: Markus Pargmann mpa@pengutronix.de ---
Notes: Changes in v3: - Using snd_dmaengine_dai_dma_data for dma_params after rebasing onto dmaengine cleanups.
sound/soc/fsl/imx-pcm-fiq.c | 16 +++++++++------- sound/soc/fsl/imx-pcm.h | 9 +++++++++ sound/soc/fsl/imx-ssi.c | 7 ++++++- sound/soc/fsl/imx-ssi.h | 1 + 4 files changed, 25 insertions(+), 8 deletions(-)
diff --git a/sound/soc/fsl/imx-pcm-fiq.c b/sound/soc/fsl/imx-pcm-fiq.c index 670b96b..c3fdb2f 100644 --- a/sound/soc/fsl/imx-pcm-fiq.c +++ b/sound/soc/fsl/imx-pcm-fiq.c @@ -22,6 +22,7 @@ #include <linux/slab.h>
#include <sound/core.h> +#include <sound/dmaengine_pcm.h> #include <sound/initval.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -32,6 +33,7 @@ #include <linux/platform_data/asoc-imx-ssi.h>
#include "imx-ssi.h" +#include "imx-pcm.h"
struct imx_pcm_runtime_data { unsigned int period; @@ -283,7 +285,7 @@ static struct snd_soc_platform_driver imx_soc_platform_fiq = {
int imx_pcm_fiq_init(struct platform_device *pdev) { - struct imx_ssi *ssi = platform_get_drvdata(pdev); + struct imx_pcm_fiq_params *params = platform_get_drvdata(pdev); int ret;
ret = claim_fiq(&fh); @@ -292,15 +294,15 @@ int imx_pcm_fiq_init(struct platform_device *pdev) return ret; }
- mxc_set_irq_fiq(ssi->irq, 1); - ssi_irq = ssi->irq; + mxc_set_irq_fiq(params->irq, 1); + ssi_irq = params->irq;
- imx_pcm_fiq = ssi->irq; + imx_pcm_fiq = params->irq;
- imx_ssi_fiq_base = (unsigned long)ssi->base; + imx_ssi_fiq_base = (unsigned long)params->base;
- ssi->dma_params_tx.maxburst = 4; - ssi->dma_params_rx.maxburst = 6; + params->dma_params_tx->maxburst = 4; + params->dma_params_rx->maxburst = 6;
ret = snd_soc_register_platform(&pdev->dev, &imx_soc_platform_fiq); if (ret) diff --git a/sound/soc/fsl/imx-pcm.h b/sound/soc/fsl/imx-pcm.h index 3661b13..cde849b 100644 --- a/sound/soc/fsl/imx-pcm.h +++ b/sound/soc/fsl/imx-pcm.h @@ -32,6 +32,15 @@ imx_pcm_dma_params_init_data(struct imx_dma_data *dma_data, dma_data->peripheral_type = IMX_DMATYPE_SSI; }
+struct imx_pcm_fiq_params { + int irq; + void __iomem *base; + + /* Pointer to original ssi driver to setup tx rx sizes */ + struct snd_dmaengine_dai_dma_data *dma_params_rx; + struct snd_dmaengine_dai_dma_data *dma_params_tx; +}; + int snd_imx_pcm_mmap(struct snd_pcm_substream *substream, struct vm_area_struct *vma); int imx_pcm_new(struct snd_soc_pcm_runtime *rtd); diff --git a/sound/soc/fsl/imx-ssi.c b/sound/soc/fsl/imx-ssi.c index 902fab0..f80f4c7 100644 --- a/sound/soc/fsl/imx-ssi.c +++ b/sound/soc/fsl/imx-ssi.c @@ -601,7 +601,12 @@ static int imx_ssi_probe(struct platform_device *pdev) goto failed_pdev_fiq_alloc; }
- platform_set_drvdata(ssi->soc_platform_pdev_fiq, ssi); + ssi->fiq_params.irq = ssi->irq; + ssi->fiq_params.base = ssi->base; + ssi->fiq_params.dma_params_rx = &ssi->dma_params_rx; + ssi->fiq_params.dma_params_tx = &ssi->dma_params_tx; + + platform_set_drvdata(ssi->soc_platform_pdev_fiq, &ssi->fiq_params); ret = platform_device_add(ssi->soc_platform_pdev_fiq); if (ret) { dev_err(&pdev->dev, "failed to add platform device\n"); diff --git a/sound/soc/fsl/imx-ssi.h b/sound/soc/fsl/imx-ssi.h index bb6b3db..20ce7ca 100644 --- a/sound/soc/fsl/imx-ssi.h +++ b/sound/soc/fsl/imx-ssi.h @@ -209,6 +209,7 @@ struct imx_ssi { struct snd_dmaengine_dai_dma_data dma_params_tx; struct imx_dma_data filter_data_tx; struct imx_dma_data filter_data_rx; + struct imx_pcm_fiq_params fiq_params;
int enabled;