Hi,
Xiubo Li <Li.Xiubo@xxxxxxxxxxxxx> wrote:
[...]
> diff --git a/sound/soc/fsl/fsl-pcm-dma.c b/sound/soc/fsl/fsl-pcm-dma.c
> new file mode 100644
> index 0000000..c4d925e
> --- /dev/null
> +++ b/sound/soc/fsl/fsl-pcm-dma.c
> @@ -0,0 +1,51 @@
[...]
> +
> +static int fsl_sai_probe(struct platform_device *pdev)
> +{
> + struct of_phandle_args dma_args;
> + int index;
> + struct resource *res;
> + struct fsl_sai *sai;
> + int ret = 0;
> + struct device_node *np = pdev->dev.of_node;
> +
> + sai = devm_kzalloc(&pdev->dev, sizeof(*sai), GFP_KERNEL);
> + if (!sai)
> + return -ENOMEM;
> +
> + sai->fbt = FSL_SAI_FBT_MSB;
> +
> + res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> + sai->base = devm_ioremap_resource(&pdev->dev, res);
> + if (IS_ERR(sai->base)) {
> + ret = PTR_ERR(sai->base);
> + return ret;
>
could be:
return PTR_ERR(sai->base);
[...]
> +static const struct of_device_id fsl_sai_ids[] = {
> + { .compatible = "fsl,vf610-sai", },
> + { /*sentinel*/ },
>
The comma after the last entry in a struct initializer is there to make
patches that append another entry cleaner. Since this entry is and
always must be the last entry, the comma is useless here.
> diff --git a/sound/soc/fsl/fsl-sai.h b/sound/soc/fsl/fsl-sai.h
> new file mode 100644
> index 0000000..ab76a8e
> --- /dev/null
> +++ b/sound/soc/fsl/fsl-sai.h
> @@ -0,0 +1,127 @@
> +/*
> + * Copyright 2012-2013 Freescale Semiconductor, Inc.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +
> +#ifndef __FSL_SAI_H
> +#define __FSL_SAI_H
> +
> +#include <sound/dmaengine_pcm.h>
> +
> +#define FSL_SAI_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
> + SNDRV_PCM_FMTBIT_S20_3LE |\
> + SNDRV_PCM_FMTBIT_S24_LE)
> +
> +#define FSL_SAI_DMABUF_SIZE (32 * 1024)
> +#define TCD_NUMBER 4
> +#define EDMA_PRIO_HIGH 6
> +
strange indentation with mixed spaces and tabs.
> +/* SAI Transmit and Recieve Configuration 2 Register */
> +#define SAI_TCR2 0x08
> +#define SAI_RCR2 0x88
> +#define SAI_CR2_SYNC BIT(30)
> +#define SAI_CR2_MSEL_MASK (0xff << 26)
> +#define SAI_CR2_MSEL_BUS 0
> +#define SAI_CR2_MSEL_MCLK1 BIT(26)
> +#define SAI_CR2_MSEL_MCLK2 BIT(27)
> +#define SAI_CR2_MSEL_MCLK3 (BIT(26)|BIT(27))
>
spaces around '|'?
Lothar Waßmann
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