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RDMA/qedr: Fix iWARP write and send with immediate 

iWARP does not support RDMA WRITE or SEND with immediate data.
Driver should check this before submitting to FW and return an
immediate error

Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: Ariel Elior <Ariel.Elior@cavium.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Kalderon, Michal 2018-03-05 10:50:11 +02:00 committed by Jason Gunthorpe
parent e3fd112cbf
commit 551e1c67b4
1 changed files with 10 additions and 0 deletions
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10
drivers/infiniband/hw/qedr/verbs.c
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@ -3034,6 +3034,11 @@ static int __qedr_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
switch (wr->opcode) { switch (wr->opcode) {
case IB_WR_SEND_WITH_IMM: case IB_WR_SEND_WITH_IMM:
if (unlikely(rdma_protocol_iwarp(&dev->ibdev, 1))) {
rc = -EINVAL;
*bad_wr = wr;
break;
}
wqe->req_type = RDMA_SQ_REQ_TYPE_SEND_WITH_IMM; wqe->req_type = RDMA_SQ_REQ_TYPE_SEND_WITH_IMM;
swqe = (struct rdma_sq_send_wqe_1st *)wqe; swqe = (struct rdma_sq_send_wqe_1st *)wqe;
swqe->wqe_size = 2; swqe->wqe_size = 2;
@ -3075,6 +3080,11 @@ static int __qedr_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
break; break;
case IB_WR_RDMA_WRITE_WITH_IMM: case IB_WR_RDMA_WRITE_WITH_IMM:
if (unlikely(rdma_protocol_iwarp(&dev->ibdev, 1))) {
rc = -EINVAL;
*bad_wr = wr;
break;
}
wqe->req_type = RDMA_SQ_REQ_TYPE_RDMA_WR_WITH_IMM; wqe->req_type = RDMA_SQ_REQ_TYPE_RDMA_WR_WITH_IMM;
rwqe = (struct rdma_sq_rdma_wqe_1st *)wqe; rwqe = (struct rdma_sq_rdma_wqe_1st *)wqe;