[1/2] powerpc/powernv/pci: Add helper to check if a PE has a single vendor

[Michael Ellerman]

On Wed, 2017-06-21 at 07:18:03 UTC, Russell Currey wrote:
> Add a helper that determines if all the devices contained in a given PE
> are all from the same vendor or not.  This can be useful in determining
> if it's okay to make PE-wide changes that may be suitable for some
> devices but not for others.
> 
> This is used later in the series.
> 
> Signed-off-by: Russell Currey <ruscur at russell.cc>

Series applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/a0f98629f19943fb8387a7d5fd01e6

cheers