[U-Boot] [PATCH] net: gem: Enable CTRL+C in wait_for_bit

[Joe Hershberger]

Hi Michal,

On Thu, Nov 26, 2015 at 3:46 AM, Michal Simek <michal.simek at xilinx.com> wrote:
> Enable to break waiting loop at any time.
>
> Signed-off-by: Michal Simek <michal.simek at xilinx.com>
> ---
>
>  drivers/net/zynq_gem.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c
> index 858093f0d7e2..ee4169107e5b 100644
> --- a/drivers/net/zynq_gem.c
> +++ b/drivers/net/zynq_gem.c
> @@ -447,6 +447,11 @@ static int wait_for_bit(const char *func, u32 *reg, const u32 mask,
>                 if (get_timer(start) > timeout)
>                         break;
>
> +               if (ctrlc()) {
> +                       puts("Abort\n");
> +                       return -1;

Maybe this should return -EINTR?

> +               }
> +
>                 udelay(1);
>         }
>
> --
> 1.9.1
>
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