Re: [PATCH] drivers: Adjust scope for CONFIG_HAS_IOMEM before devm_platform_ioremap_resource()

[Bartosz Golaszewski]

pt., 14 cze 2019 o 18:50 Markus Elfring <Markus.Elfring@xxxxxx> napisaÅ(a):
>
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Fri, 14 Jun 2019 17:45:13 +0200
>
> Move the preprocessor statement â#ifdef CONFIG_HAS_IOMEMâ so that
> the corresponding scope for conditional compilation includes also comments
> for this function implementation.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
>  drivers/base/platform.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/base/platform.c b/drivers/base/platform.c
> index 4d1729853d1a..a5f40974a6ef 100644
> --- a/drivers/base/platform.c
> +++ b/drivers/base/platform.c
> @@ -78,6 +78,7 @@ struct resource *platform_get_resource(struct platform_device *dev,
>         return NULL;
>  }
>  EXPORT_SYMBOL_GPL(platform_get_resource);
> +#ifdef CONFIG_HAS_IOMEM
>
>  /**
>   * devm_platform_ioremap_resource - call devm_ioremap_resource() for a platform
> @@ -87,7 +88,6 @@ EXPORT_SYMBOL_GPL(platform_get_resource);
>   *        resource management
>   * @index: resource index
>   */
> -#ifdef CONFIG_HAS_IOMEM
>  void __iomem *devm_platform_ioremap_resource(struct platform_device *pdev,
>                                              unsigned int index)
>  {
> --
> 2.22.0
>

And what is the purpose of that?

Bart