[alsa-devel] [PATCH] ASoC: au1x: psc-i2s: Convert to use devm_ioremap_resource

[Manuel Lauss]

On Sun, Aug 30, 2015 at 5:09 AM, Axel Lin <axel.lin at ingics.com> wrote:
> Use devm_ioremap_resource() instead of open code.
>
> Signed-off-by: Axel Lin <axel.lin at ingics.com>
> ---
>  sound/soc/au1x/psc-i2s.c | 16 +++-------------
>  1 file changed, 3 insertions(+), 13 deletions(-)
>
> diff --git a/sound/soc/au1x/psc-i2s.c b/sound/soc/au1x/psc-i2s.c
> index e742ef6..38e853a 100644
> --- a/sound/soc/au1x/psc-i2s.c
> +++ b/sound/soc/au1x/psc-i2s.c
> @@ -305,19 +305,9 @@ static int au1xpsc_i2s_drvprobe(struct platform_device *pdev)
>                 return -ENOMEM;
>
>         iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -       if (!iores)
> -               return -ENODEV;
> -
> -       ret = -EBUSY;
> -       if (!devm_request_mem_region(&pdev->dev, iores->start,
> -                                    resource_size(iores),
> -                                    pdev->name))
> -               return -EBUSY;
> -
> -       wd->mmio = devm_ioremap(&pdev->dev, iores->start,
> -                               resource_size(iores));
> -       if (!wd->mmio)
> -               return -EBUSY;
> +       wd->mmio = devm_ioremap_resource(&pdev->dev, iores);
> +       if (IS_ERR(wd->mmio))
> +               return PTR_ERR(wd->mmio);
>
>         dmares = platform_get_resource(pdev, IORESOURCE_DMA, 0);
>         if (!dmares)
> --


Acked-by: Manuel Lauss <manuel.lauss at gmail.com>