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RDMA/cxgb4: Use correct control txq

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There is only one control txq per tx channel.  So use the port number
as the queue index when sending.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Steve Wise 2010-07-23 19:12:32 +00:00 committed by Roland Dreier
parent 73d6fcad2a
commit d4f1a5c6ef
2 changed files with 10 additions and 4 deletions
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13
drivers/infiniband/hw/cxgb4/cm.c
View File

@ -473,7 +473,7 @@ static int send_connect(struct c4iw_ep *ep)
__func__);
return -ENOMEM;
}
set_wr_txq(skb, CPL_PRIORITY_SETUP, ep->txq_idx);
set_wr_txq(skb, CPL_PRIORITY_SETUP, ep->ctrlq_idx);
cxgb4_best_mtu(ep->com.dev->rdev.lldi.mtus, ep->mtu, &mtu_idx);
wscale = compute_wscale(rcv_win);
@ -853,7 +853,7 @@ static int update_rx_credits(struct c4iw_ep *ep, u32 credits)
req->credit_dack = cpu_to_be32(credits | RX_FORCE_ACK(1) |
F_RX_DACK_CHANGE |
V_RX_DACK_MODE(dack_mode));
set_wr_txq(skb, CPL_PRIORITY_ACK, ep->txq_idx);
set_wr_txq(skb, CPL_PRIORITY_ACK, ep->ctrlq_idx);
c4iw_ofld_send(&ep->com.dev->rdev, skb);
return credits;
}
@ -1295,7 +1295,7 @@ static void accept_cr(struct c4iw_ep *ep, __be32 peer_ip, struct sk_buff *skb,
ep->hwtid));
rpl->opt0 = cpu_to_be64(opt0);
rpl->opt2 = cpu_to_be32(opt2);
set_wr_txq(skb, CPL_PRIORITY_SETUP, ep->txq_idx);
set_wr_txq(skb, CPL_PRIORITY_SETUP, ep->ctrlq_idx);
c4iw_l2t_send(&ep->com.dev->rdev, skb, ep->l2t);
return;
@ -1352,7 +1352,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
u16 rss_qid;
u32 mtu;
int step;
int txq_idx;
int txq_idx, ctrlq_idx;
parent_ep = lookup_stid(t, stid);
PDBG("%s parent ep %p tid %u\n", __func__, parent_ep, hwtid);
@ -1384,6 +1384,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
smac_idx = (cxgb4_port_viid(pdev) & 0x7F) << 1;
step = dev->rdev.lldi.ntxq / dev->rdev.lldi.nchan;
txq_idx = cxgb4_port_idx(pdev) * step;
ctrlq_idx = cxgb4_port_idx(pdev);
step = dev->rdev.lldi.nrxq / dev->rdev.lldi.nchan;
rss_qid = dev->rdev.lldi.rxq_ids[cxgb4_port_idx(pdev) * step];
dev_put(pdev);
@ -1395,6 +1396,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
smac_idx = (cxgb4_port_viid(dst->neighbour->dev) & 0x7F) << 1;
step = dev->rdev.lldi.ntxq / dev->rdev.lldi.nchan;
txq_idx = cxgb4_port_idx(dst->neighbour->dev) * step;
ctrlq_idx = cxgb4_port_idx(dst->neighbour->dev);
step = dev->rdev.lldi.nrxq / dev->rdev.lldi.nchan;
rss_qid = dev->rdev.lldi.rxq_ids[
cxgb4_port_idx(dst->neighbour->dev) * step];
@ -1434,6 +1436,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
child_ep->rss_qid = rss_qid;
child_ep->mtu = mtu;
child_ep->txq_idx = txq_idx;
child_ep->ctrlq_idx = ctrlq_idx;
PDBG("%s tx_chan %u smac_idx %u rss_qid %u\n", __func__,
tx_chan, smac_idx, rss_qid);
@ -1965,6 +1968,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
ep->txq_idx = cxgb4_port_idx(pdev) * step;
step = ep->com.dev->rdev.lldi.nrxq /
ep->com.dev->rdev.lldi.nchan;
ep->ctrlq_idx = cxgb4_port_idx(pdev);
ep->rss_qid = ep->com.dev->rdev.lldi.rxq_ids[
cxgb4_port_idx(pdev) * step];
dev_put(pdev);
@ -1979,6 +1983,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
step = ep->com.dev->rdev.lldi.ntxq /
ep->com.dev->rdev.lldi.nchan;
ep->txq_idx = cxgb4_port_idx(ep->dst->neighbour->dev) * step;
ep->ctrlq_idx = cxgb4_port_idx(ep->dst->neighbour->dev);
step = ep->com.dev->rdev.lldi.nrxq /
ep->com.dev->rdev.lldi.nchan;
ep->rss_qid = ep->com.dev->rdev.lldi.rxq_ids[

1
drivers/infiniband/hw/cxgb4/iw_cxgb4.h
View File

@ -619,6 +619,7 @@ struct c4iw_ep {
u16 plen;
u16 rss_qid;
u16 txq_idx;
u16 ctrlq_idx;
u8 tos;
};