diff options
| author | Steve Wise <swise@opengridcomputing.com> | 2010-09-10 16:15:09 (GMT) |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2010-09-28 17:46:32 (GMT) |
| commit | 0e42c1f4303f3f8d5b2c257dc5488b0ad465097d (patch) | |
| tree | 8c32681b45fb4ec784d2c511ebb3fd02d06a2f65 /drivers/infiniband/hw/cxgb4 | |
| parent | 6ff0e343b3356897cef1f09452f93acb13703911 (diff) | |
| download | linux-fsl-qoriq-0e42c1f4303f3f8d5b2c257dc5488b0ad465097d.tar.xz | |
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>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4')
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/cm.c | 25 | ||||
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/ev.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/qp.c | 3 |
3 files changed, 16 insertions, 14 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index 2c60266..2f0a26c 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -1725,23 +1725,24 @@ static int close_con_rpl(struct c4iw_dev *dev, struct sk_buff *skb) static int terminate(struct c4iw_dev *dev, struct sk_buff *skb) { - struct c4iw_ep *ep; - struct cpl_rdma_terminate *term = cplhdr(skb); + struct cpl_rdma_terminate *rpl = cplhdr(skb); struct tid_info *t = dev->rdev.lldi.tids; - unsigned int tid = GET_TID(term); + unsigned int tid = GET_TID(rpl); + struct c4iw_ep *ep; + struct c4iw_qp_attributes attrs; ep = lookup_tid(t, tid); + BUG_ON(!ep); - if (state_read(&ep->com) != FPDU_MODE) - return 0; + if (ep->com.qp) { + printk(KERN_WARNING MOD "TERM received tid %u qpid %u\n", tid, + ep->com.qp->wq.sq.qid); + attrs.next_state = C4IW_QP_STATE_TERMINATE; + c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp, + C4IW_QP_ATTR_NEXT_STATE, &attrs, 1); + } else + printk(KERN_WARNING MOD "TERM received tid %u no qp\n", tid); - PDBG("%s ep %p tid %u\n", __func__, ep, ep->hwtid); - skb_pull(skb, sizeof *term); - PDBG("%s saving %d bytes of term msg\n", __func__, skb->len); - skb_copy_from_linear_data(skb, ep->com.qp->attr.terminate_buffer, - skb->len); - ep->com.qp->attr.terminate_msg_len = skb->len; - ep->com.qp->attr.is_terminate_local = 0; return 0; } diff --git a/drivers/infiniband/hw/cxgb4/ev.c b/drivers/infiniband/hw/cxgb4/ev.c index 491e76a..c13041a 100644 --- a/drivers/infiniband/hw/cxgb4/ev.c +++ b/drivers/infiniband/hw/cxgb4/ev.c @@ -60,7 +60,7 @@ static void post_qp_event(struct c4iw_dev *dev, struct c4iw_cq *chp, if (qhp->attr.state == C4IW_QP_STATE_RTS) { attrs.next_state = C4IW_QP_STATE_TERMINATE; c4iw_modify_qp(qhp->rhp, qhp, C4IW_QP_ATTR_NEXT_STATE, - &attrs, 1); + &attrs, 0); } event.event = ib_event; diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c index bdbf54d..1199d1b 100644 --- a/drivers/infiniband/hw/cxgb4/qp.c +++ b/drivers/infiniband/hw/cxgb4/qp.c @@ -1238,7 +1238,8 @@ int c4iw_modify_qp(struct c4iw_dev *rhp, struct c4iw_qp *qhp, t4_set_wq_in_error(&qhp->wq); ep = qhp->ep; c4iw_get_ep(&ep->com); - terminate = 1; + if (!internal) + terminate = 1; disconnect = 1; break; case C4IW_QP_STATE_ERROR: |