[U-Boot] [PATCH] dm: simplify uclass_foreach_dev() implementation

[Simon Glass]

On 10 August 2015 at 10:09, Masahiro Yamada
<yamada.masahiro at socionext.com> wrote:
> This can be simply written with list_for_each_entry(), maybe
> this macro was not necessary in the first place.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
> ---
>
>  include/dm/uclass.h | 9 ++-------
>  1 file changed, 2 insertions(+), 7 deletions(-)

Acked-by: Simon Glass <sjg at chromium.org>

>
> diff --git a/include/dm/uclass.h b/include/dm/uclass.h
> index d56877c..d214b88 100644
> --- a/include/dm/uclass.h
> +++ b/include/dm/uclass.h
> @@ -240,12 +240,7 @@ int uclass_resolve_seq(struct udevice *dev);
>   * are no more devices.
>   * @uc: uclass to scan
>   */
> -#define uclass_foreach_dev(pos, uc)                                    \
> -       for (pos = list_entry((&(uc)->dev_head)->next, typeof(*pos),    \
> -                       uclass_node);                                   \
> -            prefetch(pos->uclass_node.next),                           \
> -                       &pos->uclass_node != (&(uc)->dev_head);         \
> -            pos = list_entry(pos->uclass_node.next, typeof(*pos),      \
> -                       uclass_node))
> +#define uclass_foreach_dev(pos, uc)    \
> +       list_for_each_entry(pos, &uc->dev_head, uclass_node)
>
>  #endif
> --
> 1.9.1
>