RDMA/irdma: Split CQ handler into irdma_reg_user_mr_type_cq

Split the source codes related with CQ handling into a new function.

Reviewed-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Zhu Yanjun <yanjun.zhu@linux.dev>
Link: https://lore.kernel.org/r/20230116193502.66540-5-yanjun.zhu@intel.com


Signed-off-by: Leon Romanovsky <leon@kernel.org>