powerpc/perf: Create mmcra_sihv/mmcra_sipv helpers

We want to access the MMCRA_SIHV and MMCRA_SIPR bits elsewhere so
create mmcra_sihv and mmcra_sipr which hide the differences between
the old and new layout of the bits.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Anton Blanchard 2012-06-26 01:00:13 +00:00 • committed by Benjamin Herrenschmidt
commit 68b30bb9f0