RDMA/irdma: Return correct WC error for bind operation failure

[ Upstream commit dcb23bb ]

When a QP and a MR on a local host are in different PDs, the HW generates
an asynchronous event (AE). The same AE is generated when a QP and a MW
are in different PDs during a bind operation. Return the more appropriate
IBV_WC_MW_BIND_ERR for the latter case by checking the OP type from the
CQE in error.

Fixes: 551c46e ("RDMA/irdma: Add user/kernel shared libraries")
Signed-off-by: Sindhu-Devale <sindhu.devale@intel.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Link: https://lore.kernel.org/r/20220906223244.1119-4-shiraz.saleem@intel.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

drivers/infiniband/hw/irdma/uk.c

@@ -1005,6 +1005,7 @@ int irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq,
 	int ret_code;
 	bool move_cq_head = true;
 	u8 polarity;
+	u8 op_type;
 	bool ext_valid;
 	__le64 *ext_cqe;
 
@@ -1187,7 +1188,6 @@ int irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq,
 			do {
 				__le64 *sw_wqe;
 				u64 wqe_qword;
-				u8 op_type;
 				u32 tail;
 
 				tail = qp->sq_ring.tail;
@@ -1204,6 +1204,8 @@ int irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq,
 					break;
 				}
 			} while (1);
+			if (op_type == IRDMA_OP_TYPE_BIND_MW && info->minor_err == FLUSH_PROT_ERR)
+				info->minor_err = FLUSH_MW_BIND_ERR;
 			qp->sq_flush_seen = true;
 			if (!IRDMA_RING_MORE_WORK(qp->sq_ring))
 				qp->sq_flush_complete = true;