[PATCH] Fix oprofile support for e500 in arch/powerpc

[Vitaly Wool]

On 10/27/06, Andy Fleming <afleming at freescale.com> wrote:
> Fixed a compile error in building the 85xx support with oprofile, and in
> the process cleaned up some issues with the fsl_booke performance monitor
> code.
>
> * Reorganized FSL Book-E performance monitoring code so that the 7450
>   wouldn't be built if the e500 was, and cleaned it up so it was more
>   self-contained.
>
> * Added a cpu_setup function for FSL Book-E.  The original
>   cpu_setup function prototype had no arguments, assuming that
>   the reg_setup function would copy the required information into
>   variables which represented the registers.  This was silly for
>   e500, since it has 1 register per counter (rather than 3 for
>   all counters), so the code has been restructured to have
>   cpu_setup take the current counter config array as an argument,
>   with op_powerpc_setup() invoking op_powerpc_cpu_setup() through
>   on_each_cpu(), and op_powerpc_cpu_setup() invoking the
>   model-specific cpu_setup function with an argument.  The
>   argument is ignored on all other platforms at present.
>
> * Fixed a confusing line where a trinary operator only had two
>   arguments
> Signed-off-by: Andrew Fleming <afleming at freescale.com>

I'm pretty comfortable with this one, waiting for it to appear in the
powerpc git tree...

Vitaly