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staging/rdma/hfi1: Add s_sendcontext priv field

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s_sendcontext will be used to map the QPs to the send contexts
for PIO.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jubin John <jubin.john@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Jubin John 2016-02-14 12:45:00 -08:00 committed by Doug Ledford
parent c239a5b5d6
commit 721d04273a
3 changed files with 17 additions and 6 deletions
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13
drivers/staging/rdma/hfi1/qp.c
View File

@ -191,6 +191,9 @@ int hfi1_check_modify_qp(struct rvt_qp *qp, struct ib_qp_attr *attr,
if (!qp_to_sdma_engine(qp, sc) &&
dd->flags & HFI1_HAS_SEND_DMA)
return -EINVAL;
if (!qp_to_send_context(qp, sc))
return -EINVAL;
}
if (attr_mask & IB_QP_ALT_PATH) {
@ -201,6 +204,9 @@ int hfi1_check_modify_qp(struct rvt_qp *qp, struct ib_qp_attr *attr,
if (!qp_to_sdma_engine(qp, sc) &&
dd->flags & HFI1_HAS_SEND_DMA)
return -EINVAL;
if (!qp_to_send_context(qp, sc))
return -EINVAL;
}
return 0;
@ -608,11 +614,13 @@ void qp_iter_print(struct seq_file *s, struct qp_iter *iter)
struct rvt_qp *qp = iter->qp;
struct hfi1_qp_priv *priv = qp->priv;
struct sdma_engine *sde;
struct send_context *send_context;
sde = qp_to_sdma_engine(qp, priv->s_sc);
wqe = rvt_get_swqe_ptr(qp, qp->s_last);
send_context = qp_to_send_context(qp, priv->s_sc);
seq_printf(s,
"N %d %s QP%u R %u %s %u %u %u f=%x %u %u %u %u %u PSN %x %x %x %x %x (%u %u %u %u %u %u %u) QP%u LID %x SL %u MTU %u %u %u %u SDE %p,%u\n",
"N %d %s QP%u R %u %s %u %u %u f=%x %u %u %u %u %u PSN %x %x %x %x %x (%u %u %u %u %u %u %u) QP%u LID %x SL %u MTU %u %u %u %u SDE %p,%u SC %p\n",
iter->n,
qp_idle(qp) ? "I" : "B",
qp->ibqp.qp_num,
@ -641,7 +649,8 @@ void qp_iter_print(struct seq_file *s, struct qp_iter *iter)
qp->s_retry_cnt,
qp->s_rnr_retry_cnt,
sde,
sde ? sde->this_idx : 0);
sde ? sde->this_idx : 0,
send_context);
}
void qp_comm_est(struct rvt_qp *qp)

1
drivers/staging/rdma/hfi1/ud.c
View File

@ -394,6 +394,7 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
priv->s_sc = sc5;
}
priv->s_sde = qp_to_sdma_engine(qp, priv->s_sc);
priv->s_sendcontext = qp_to_send_context(qp, priv->s_sc);
ps->s_txreq->phdr.hdr.lrh[0] = cpu_to_be16(lrh0);
ps->s_txreq->phdr.hdr.lrh[1] = cpu_to_be16(ah_attr->dlid);
ps->s_txreq->phdr.hdr.lrh[2] =

9
drivers/staging/rdma/hfi1/verbs.h
View File

@ -199,10 +199,11 @@ struct hfi1_pio_header {
* pair is made common
*/
struct hfi1_qp_priv {
struct ahg_ib_header *s_hdr; /* next packet header to send */
struct sdma_engine *s_sde; /* current sde */
u8 s_sc; /* SC[0..4] for next packet */
u8 r_adefered; /* number of acks defered */
struct ahg_ib_header *s_hdr; /* next header to send */
struct sdma_engine *s_sde; /* current sde */
struct send_context *s_sendcontext; /* current sendcontext */
u8 s_sc; /* SC[0..4] for next packet */
u8 r_adefered; /* number of acks defered */
struct iowait s_iowait;
struct timer_list s_rnr_timer;
struct rvt_qp *owner;