RDMA/hns: Add names to function arguments in function pointers

This patch mainly fix some style warings matched with the new checkpatch
requirement. The warning as follows:

WARNING: function definition argument 'struct hns_roce_cq *' should also have
an identifier name

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>