[PATCH] Fix eHCA driver compilation for uniprocessor

[Hoang-Nam Nguyen]

Hello Paul!
Thanks for this patch!
Roland, not sure if you still need me to make a patch against your git?
Let me know in case of need.
Thanks!
Nam
> The eHCA driver does not compile for a uniprocessor configuration
> (CONFIG_SMP=n), due to H_SUCCESS and other symbols being undefined.
> This fixes it.
>
> Signed-off-by: Paul Mackerras <paulus at samba.org>
> ---
> diff --git a/drivers/infiniband/hw/ehca/ehca_tools.h
b/drivers/infiniband/hw/ehca/ehca_tools.h
> index 809da3e..973c4b5 100644
> --- a/drivers/infiniband/hw/ehca/ehca_tools.h
> +++ b/drivers/infiniband/hw/ehca/ehca_tools.h
> @@ -63,6 +63,7 @@ #include <asm/abs_addr.h>
>  #include <asm/ibmebus.h>
>  #include <asm/io.h>
>  #include <asm/pgtable.h>
> +#include <asm/hvcall.h>
>
>  extern int ehca_debug_level;
>
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