tree fa00f7e4d0a536375411b2d2f54de0421b98bff1
parent e58e87adc8bf92e9c6abb1dc1f4af2500aa07ff3
author Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> 1461936337 +1000
committer Michael Ellerman <mpe@ellerman.id.au> 1462091552 +1000

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>