RDMA/cxgb4: Handle CPL_RDMA_TERMINATE messages
T4 FW sends up CPL_RDMA_TERMINATE to indicate a peer TERM. This triggers the QP moving to TERMINATE state. Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
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@ -1725,23 +1725,24 @@ static int close_con_rpl(struct c4iw_dev *dev, struct sk_buff *skb)
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static int terminate(struct c4iw_dev *dev, struct sk_buff *skb)
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{
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struct c4iw_ep *ep;
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struct cpl_rdma_terminate *term = cplhdr(skb);
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struct cpl_rdma_terminate *rpl = cplhdr(skb);
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struct tid_info *t = dev->rdev.lldi.tids;
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unsigned int tid = GET_TID(term);
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unsigned int tid = GET_TID(rpl);
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struct c4iw_ep *ep;
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struct c4iw_qp_attributes attrs;
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ep = lookup_tid(t, tid);
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BUG_ON(!ep);
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if (state_read(&ep->com) != FPDU_MODE)
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return 0;
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if (ep->com.qp) {
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printk(KERN_WARNING MOD "TERM received tid %u qpid %u\n", tid,
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ep->com.qp->wq.sq.qid);
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attrs.next_state = C4IW_QP_STATE_TERMINATE;
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c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp,
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C4IW_QP_ATTR_NEXT_STATE, &attrs, 1);
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} else
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printk(KERN_WARNING MOD "TERM received tid %u no qp\n", tid);
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PDBG("%s ep %p tid %u\n", __func__, ep, ep->hwtid);
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skb_pull(skb, sizeof *term);
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PDBG("%s saving %d bytes of term msg\n", __func__, skb->len);
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skb_copy_from_linear_data(skb, ep->com.qp->attr.terminate_buffer,
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skb->len);
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ep->com.qp->attr.terminate_msg_len = skb->len;
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ep->com.qp->attr.is_terminate_local = 0;
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return 0;
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}
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@ -60,7 +60,7 @@ static void post_qp_event(struct c4iw_dev *dev, struct c4iw_cq *chp,
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if (qhp->attr.state == C4IW_QP_STATE_RTS) {
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attrs.next_state = C4IW_QP_STATE_TERMINATE;
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c4iw_modify_qp(qhp->rhp, qhp, C4IW_QP_ATTR_NEXT_STATE,
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&attrs, 1);
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&attrs, 0);
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}
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event.event = ib_event;
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@ -1238,7 +1238,8 @@ int c4iw_modify_qp(struct c4iw_dev *rhp, struct c4iw_qp *qhp,
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t4_set_wq_in_error(&qhp->wq);
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ep = qhp->ep;
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c4iw_get_ep(&ep->com);
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terminate = 1;
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if (!internal)
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terminate = 1;
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disconnect = 1;
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break;
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case C4IW_QP_STATE_ERROR:
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