Only the requested placement types that also registered in the destination
memory region are acceptable.
Otherwise, responder will also reply NAK "Remote Access Error" if it
found a placement type violation.

We will persist data via arch_wb_cache_pmem(), which could be
architecture specific.

This commit also adds 2 helpers to update qp.resp from the incoming packet.

Link: https://lore.kernel.org/r/20221206130201.30986-8-lizhijian@fujitsu.comReviewed-by: NZhu Yanjun <zyjzyj2000@gmail.com>
Signed-off-by: NLi Zhijian <lizhijian@fujitsu.com>
Signed-off-by: NJason Gunthorpe <jgg@nvidia.com>