diff options
Diffstat (limited to 'drivers/infiniband/hw/nes/nes_verbs.c')
| -rw-r--r-- | drivers/infiniband/hw/nes/nes_verbs.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c index c6b5873416e..36666ac2f54 100644 --- a/drivers/infiniband/hw/nes/nes_verbs.c +++ b/drivers/infiniband/hw/nes/nes_verbs.c @@ -2923,7 +2923,7 @@ static int nes_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, * nes_hw_modify_qp */ int nes_hw_modify_qp(struct nes_device *nesdev, struct nes_qp *nesqp, - u32 next_iwarp_state, u32 wait_completion) + u32 next_iwarp_state, u32 termlen, u32 wait_completion) { struct nes_hw_cqp_wqe *cqp_wqe; /* struct iw_cm_id *cm_id = nesqp->cm_id; */ @@ -2955,6 +2955,13 @@ int nes_hw_modify_qp(struct nes_device *nesdev, struct nes_qp *nesqp, set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_WQE_ID_IDX, nesqp->hwqp.qp_id); set_wqe_64bit_value(cqp_wqe->wqe_words, NES_CQP_QP_WQE_CONTEXT_LOW_IDX, (u64)nesqp->nesqp_context_pbase); + /* If sending a terminate message, fill in the length (in words) */ + if (((next_iwarp_state & NES_CQP_QP_IWARP_STATE_MASK) == NES_CQP_QP_IWARP_STATE_TERMINATE) && + !(next_iwarp_state & NES_CQP_QP_TERM_DONT_SEND_TERM_MSG)) { + termlen = ((termlen + 3) >> 2) << NES_CQP_OP_TERMLEN_SHIFT; + set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_QP_WQE_NEW_MSS_IDX, termlen); + } + atomic_set(&cqp_request->refcount, 2); nes_post_cqp_request(nesdev, cqp_request); @@ -3125,6 +3132,9 @@ int nes_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, } nes_debug(NES_DBG_MOD_QP, "QP%u: new state = error\n", nesqp->hwqp.qp_id); + if (nesqp->term_flags) + del_timer(&nesqp->terminate_timer); + next_iwarp_state = NES_CQP_QP_IWARP_STATE_ERROR; /* next_iwarp_state = (NES_CQP_QP_IWARP_STATE_TERMINATE | 0x02000000); */ if (nesqp->hte_added) { @@ -3202,7 +3212,7 @@ int nes_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, if (issue_modify_qp) { nes_debug(NES_DBG_MOD_QP, "call nes_hw_modify_qp\n"); - ret = nes_hw_modify_qp(nesdev, nesqp, next_iwarp_state, 1); + ret = nes_hw_modify_qp(nesdev, nesqp, next_iwarp_state, 0, 1); if (ret) nes_debug(NES_DBG_MOD_QP, "nes_hw_modify_qp (next_iwarp_state = 0x%08X)" " failed for QP%u.\n", @@ -3367,6 +3377,12 @@ static int nes_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr, head = nesqp->hwqp.sq_head; while (ib_wr) { + /* Check for QP error */ + if (nesqp->term_flags) { + err = -EINVAL; + break; + } + /* Check for SQ overflow */ if (((head + (2 * qsize) - nesqp->hwqp.sq_tail) % qsize) == (qsize - 1)) { err = -EINVAL; @@ -3523,6 +3539,12 @@ static int nes_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *ib_wr, head = nesqp->hwqp.rq_head; while (ib_wr) { + /* Check for QP error */ + if (nesqp->term_flags) { + err = -EINVAL; + break; + } + if (ib_wr->num_sge > nesdev->nesadapter->max_sge) { err = -EINVAL; break; |