Aneesh Kumar K.V 72176dd0ad powerpc/mm: Use a helper for finding pte bits mapping I/O area ...

Use a helper instead of open coding with constants. A later patch will
drop the WIMG bits and use PowerISA 3.0 defines.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

2016-05-01 18:32:32 +10:00

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