powerpc: Use pr_warn instead of pr_warning

[Michael Ellerman]

On Tue, 2016-10-25 at 04:00:08 UTC, Joe Perches wrote:
> At some point, pr_warning will be removed so all logging messages use
> a consistent <prefix>_warn style.
> 
> Update arch/powerpc/
> 
> Miscellanea:
> 
> o Coalesce formats
> o Realign arguments
> o Use %s, __func__ instead of embedded function names
> o Remove unnecessary line continuations
> 
> Signed-off-by: Joe Perches <joe at perches.com>
> Acked-by: Geoff Levand <geoff at infradead.org>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/f2c2cbcc35d47f1471a04155ac3575

cheers