RDMA/hns: Clean the hardware related code for HEM

[ Upstream commit 68e11a60 ]

Move the HIP06 related code to the hw v1 source file for HEM.

Link: https://lore.kernel.org/r/1621589395-2435-6-git-send-email-liweihang@huawei.com


Signed-off-by: Xi Wang <wangxi11@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Stable-dep-of: cf5b608f ("RDMA/hns: Fix hns_roce_table_get return value")
Signed-off-by: Sasha Levin <sashal@kernel.org>