parisc: Implement new LWS CAS supporting 64 bit operations.
parisc: Implement new LWS CAS supporting 64 bit operations.

The current LWS cas only works correctly for 32bit. The new LWS allows
for CAS operations of variable size.

Signed-off-by: Guy Martin <d1038cefcca15f26aee01a8fa3bd9071de889349@tuxicoman.be>
Cc: <4fbacc2fa0ffdbb11bf1ad6925b886ebd08dd15f@vger.kernel.org> # 3.13+
Signed-off-by: Helge Deller <5b1e7895819cf7d6bc77091b09bbfd6d330a4e74@gmx.de>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs