RDMA/hns: Add rereg mr support for hip08

This patch adds rereg mr support for hip08.

Signed-off-by: Shaobo Xu <xushaobo2@huawei.com>
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
diff --git a/drivers/infiniband/hw/hns/hns_roce_cmd.h b/drivers/infiniband/hw/hns/hns_roce_cmd.h
index f0039a7..b1c9422 100644
--- a/drivers/infiniband/hw/hns/hns_roce_cmd.h
+++ b/drivers/infiniband/hw/hns/hns_roce_cmd.h
@@ -75,6 +75,9 @@ enum {
 	HNS_ROCE_CMD_DESTROY_MPT_BT1	= 0x29,
 	HNS_ROCE_CMD_DESTROY_MPT_BT2	= 0x2a,
 
+	/* MPT commands */
+	HNS_ROCE_CMD_QUERY_MPT		= 0x62,
+
 	/* SRQC BT commands */
 	HNS_ROCE_CMD_WRITE_SRQC_BT0	= 0x30,
 	HNS_ROCE_CMD_WRITE_SRQC_BT1	= 0x31,