RDMA/vmw_pvrdma: Return the correct opcode when creating WR

commit 6325e01b6cdf4636b721cf7259c1616e3cf28ce2 upstream.

Since the IB_WR_REG_MR opcode value changed, let's set the PVRDMA device
opcodes explicitly.

Reported-by: Ruishuang Wang <ruishuangw@vmware.com>
Fixes: 9a59739bd01f ("IB/rxe: Revise the ib_wr_opcode enum")
Cc: stable@vger.kernel.org
Reviewed-by: Bryan Tan <bryantan@vmware.com>
Reviewed-by: Ruishuang Wang <ruishuangw@vmware.com>
Reviewed-by: Vishnu Dasa <vdasa@vmware.com>
Signed-off-by: Adit Ranadive <aditr@vmware.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/infiniband/hw/vmw_pvrdma/pvrdma.h

@@ -427,7 +427,40 @@ static inline enum ib_qp_state pvrdma_qp_state_to_ib(enum pvrdma_qp_state state)
 
 static inline enum pvrdma_wr_opcode ib_wr_opcode_to_pvrdma(enum ib_wr_opcode op)
 {
-	return (enum pvrdma_wr_opcode)op;
+	switch (op) {
+	case IB_WR_RDMA_WRITE:
+		return PVRDMA_WR_RDMA_WRITE;
+	case IB_WR_RDMA_WRITE_WITH_IMM:
+		return PVRDMA_WR_RDMA_WRITE_WITH_IMM;
+	case IB_WR_SEND:
+		return PVRDMA_WR_SEND;
+	case IB_WR_SEND_WITH_IMM:
+		return PVRDMA_WR_SEND_WITH_IMM;
+	case IB_WR_RDMA_READ:
+		return PVRDMA_WR_RDMA_READ;
+	case IB_WR_ATOMIC_CMP_AND_SWP:
+		return PVRDMA_WR_ATOMIC_CMP_AND_SWP;
+	case IB_WR_ATOMIC_FETCH_AND_ADD:
+		return PVRDMA_WR_ATOMIC_FETCH_AND_ADD;
+	case IB_WR_LSO:
+		return PVRDMA_WR_LSO;
+	case IB_WR_SEND_WITH_INV:
+		return PVRDMA_WR_SEND_WITH_INV;
+	case IB_WR_RDMA_READ_WITH_INV:
+		return PVRDMA_WR_RDMA_READ_WITH_INV;
+	case IB_WR_LOCAL_INV:
+		return PVRDMA_WR_LOCAL_INV;
+	case IB_WR_REG_MR:
+		return PVRDMA_WR_FAST_REG_MR;
+	case IB_WR_MASKED_ATOMIC_CMP_AND_SWP:
+		return PVRDMA_WR_MASKED_ATOMIC_CMP_AND_SWP;
+	case IB_WR_MASKED_ATOMIC_FETCH_AND_ADD:
+		return PVRDMA_WR_MASKED_ATOMIC_FETCH_AND_ADD;
+	case IB_WR_REG_SIG_MR:
+		return PVRDMA_WR_REG_SIG_MR;
+	default:
+		return PVRDMA_WR_ERROR;
+	}
 }
 
 static inline enum ib_wc_status pvrdma_wc_status_to_ib(

drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c

@@ -721,6 +721,12 @@ int pvrdma_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr,
 		    wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM)
 			wqe_hdr->ex.imm_data = wr->ex.imm_data;
 
+		if (unlikely(wqe_hdr->opcode == PVRDMA_WR_ERROR)) {
+			*bad_wr = wr;
+			ret = -EINVAL;
+			goto out;
+		}
+
 		switch (qp->ibqp.qp_type) {
 		case IB_QPT_GSI:
 		case IB_QPT_UD:

include/uapi/rdma/vmw_pvrdma-abi.h

@@ -78,6 +78,7 @@ enum pvrdma_wr_opcode {
 	PVRDMA_WR_MASKED_ATOMIC_FETCH_AND_ADD,
 	PVRDMA_WR_BIND_MW,
 	PVRDMA_WR_REG_SIG_MR,
+	PVRDMA_WR_ERROR,
 };
 
 enum pvrdma_wc_status {