diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/driver.c | 14 | ||||
| -rw-r--r-- | drivers/infiniband/hw/hfi1/rc.c | 36 | ||||
| -rw-r--r-- | drivers/infiniband/hw/hfi1/verbs.h | 3 |
3 files changed, 30 insertions, 23 deletions
diff --git a/drivers/infiniband/hw/hfi1/driver.c b/drivers/infiniband/hw/hfi1/driver.c index bb1a41b74dff..0de4654e34ca 100644 --- a/drivers/infiniband/hw/hfi1/driver.c +++ b/drivers/infiniband/hw/hfi1/driver.c @@ -634,9 +634,10 @@ next: } } -static void process_rcv_qp_work(struct hfi1_ctxtdata *rcd) +static void process_rcv_qp_work(struct hfi1_packet *packet) { struct rvt_qp *qp, *nqp; + struct hfi1_ctxtdata *rcd = packet->rcd; /* * Iterate over all QPs waiting to respond. @@ -646,7 +647,8 @@ static void process_rcv_qp_work(struct hfi1_ctxtdata *rcd) list_del_init(&qp->rspwait); if (qp->r_flags & RVT_R_RSP_NAK) { qp->r_flags &= ~RVT_R_RSP_NAK; - hfi1_send_rc_ack(rcd, qp, 0); + packet->qp = qp; + hfi1_send_rc_ack(packet, 0); } if (qp->r_flags & RVT_R_RSP_SEND) { unsigned long flags; @@ -667,7 +669,7 @@ static noinline int max_packet_exceeded(struct hfi1_packet *packet, int thread) if (thread) { if ((packet->numpkt & (MAX_PKT_RECV_THREAD - 1)) == 0) /* allow defered processing */ - process_rcv_qp_work(packet->rcd); + process_rcv_qp_work(packet); cond_resched(); return RCV_PKT_OK; } else { @@ -809,7 +811,7 @@ int handle_receive_interrupt_nodma_rtail(struct hfi1_ctxtdata *rcd, int thread) last = RCV_PKT_DONE; process_rcv_update(last, &packet); } - process_rcv_qp_work(rcd); + process_rcv_qp_work(&packet); rcd->head = packet.rhqoff; bail: finish_packet(&packet); @@ -838,7 +840,7 @@ int handle_receive_interrupt_dma_rtail(struct hfi1_ctxtdata *rcd, int thread) last = RCV_PKT_DONE; process_rcv_update(last, &packet); } - process_rcv_qp_work(rcd); + process_rcv_qp_work(&packet); rcd->head = packet.rhqoff; bail: finish_packet(&packet); @@ -1068,7 +1070,7 @@ int handle_receive_interrupt(struct hfi1_ctxtdata *rcd, int thread) process_rcv_update(last, &packet); } - process_rcv_qp_work(rcd); + process_rcv_qp_work(&packet); rcd->head = packet.rhqoff; bail: diff --git a/drivers/infiniband/hw/hfi1/rc.c b/drivers/infiniband/hw/hfi1/rc.c index 70aa82b305d8..daf50cc445e4 100644 --- a/drivers/infiniband/hw/hfi1/rc.c +++ b/drivers/infiniband/hw/hfi1/rc.c @@ -730,14 +730,16 @@ static inline void hfi1_make_bth_aeth(struct rvt_qp *qp, ohdr->bth[2] = cpu_to_be32(mask_psn(qp->r_ack_psn)); } -static inline void hfi1_queue_rc_ack(struct rvt_qp *qp, bool is_fecn) +static inline void hfi1_queue_rc_ack(struct hfi1_packet *packet, bool is_fecn) { - struct hfi1_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); + struct rvt_qp *qp = packet->qp; + struct hfi1_ibport *ibp; unsigned long flags; spin_lock_irqsave(&qp->s_lock, flags); if (!(ib_rvt_state_ops[qp->state] & RVT_PROCESS_RECV_OK)) goto unlock; + ibp = rcd_to_iport(packet->rcd); this_cpu_inc(*ibp->rvp.rc_qacks); qp->s_flags |= RVT_S_ACK_PENDING | RVT_S_RESP_PENDING; qp->s_nak_state = qp->r_nak_state; @@ -751,13 +753,14 @@ unlock: spin_unlock_irqrestore(&qp->s_lock, flags); } -static inline void hfi1_make_rc_ack_9B(struct rvt_qp *qp, +static inline void hfi1_make_rc_ack_9B(struct hfi1_packet *packet, struct hfi1_opa_header *opa_hdr, u8 sc5, bool is_fecn, u64 *pbc_flags, u32 *hwords, u32 *nwords) { - struct hfi1_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); + struct rvt_qp *qp = packet->qp; + struct hfi1_ibport *ibp = rcd_to_iport(packet->rcd); struct hfi1_pportdata *ppd = ppd_from_ibp(ibp); struct ib_header *hdr = &opa_hdr->ibh; struct ib_other_headers *ohdr; @@ -798,13 +801,14 @@ static inline void hfi1_make_rc_ack_9B(struct rvt_qp *qp, hfi1_make_bth_aeth(qp, ohdr, bth0, bth1); } -static inline void hfi1_make_rc_ack_16B(struct rvt_qp *qp, +static inline void hfi1_make_rc_ack_16B(struct hfi1_packet *packet, struct hfi1_opa_header *opa_hdr, u8 sc5, bool is_fecn, u64 *pbc_flags, u32 *hwords, u32 *nwords) { - struct hfi1_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); + struct rvt_qp *qp = packet->qp; + struct hfi1_ibport *ibp = rcd_to_iport(packet->rcd); struct hfi1_pportdata *ppd = ppd_from_ibp(ibp); struct hfi1_16b_header *hdr = &opa_hdr->opah; struct ib_other_headers *ohdr; @@ -850,7 +854,7 @@ static inline void hfi1_make_rc_ack_16B(struct rvt_qp *qp, hfi1_make_bth_aeth(qp, ohdr, bth0, bth1); } -typedef void (*hfi1_make_rc_ack)(struct rvt_qp *qp, +typedef void (*hfi1_make_rc_ack)(struct hfi1_packet *packet, struct hfi1_opa_header *opa_hdr, u8 sc5, bool is_fecn, u64 *pbc_flags, u32 *hwords, @@ -870,9 +874,10 @@ static const hfi1_make_rc_ack hfi1_make_rc_ack_tbl[2] = { * Note that RDMA reads and atomics are handled in the * send side QP state and send engine. */ -void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, - struct rvt_qp *qp, bool is_fecn) +void hfi1_send_rc_ack(struct hfi1_packet *packet, bool is_fecn) { + struct hfi1_ctxtdata *rcd = packet->rcd; + struct rvt_qp *qp = packet->qp; struct hfi1_ibport *ibp = rcd_to_iport(rcd); struct hfi1_qp_priv *priv = qp->priv; struct hfi1_pportdata *ppd = ppd_from_ibp(ibp); @@ -889,14 +894,14 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, /* Don't send ACK or NAK if a RDMA read or atomic is pending. */ if (qp->s_flags & RVT_S_RESP_PENDING) { - hfi1_queue_rc_ack(qp, is_fecn); + hfi1_queue_rc_ack(packet, is_fecn); return; } /* Ensure s_rdma_ack_cnt changes are committed */ smp_read_barrier_depends(); if (qp->s_rdma_ack_cnt) { - hfi1_queue_rc_ack(qp, is_fecn); + hfi1_queue_rc_ack(packet, is_fecn); return; } @@ -905,7 +910,7 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, return; /* Make the appropriate header */ - hfi1_make_rc_ack_tbl[priv->hdr_type](qp, &opa_hdr, sc5, is_fecn, + hfi1_make_rc_ack_tbl[priv->hdr_type](packet, &opa_hdr, sc5, is_fecn, &pbc_flags, &hwords, &nwords); plen = 2 /* PBC */ + hwords + nwords; @@ -919,7 +924,7 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, * so that when enough buffer space becomes available, * the ACK is sent ahead of other outgoing packets. */ - hfi1_queue_rc_ack(qp, is_fecn); + hfi1_queue_rc_ack(packet, is_fecn); return; } trace_ack_output_ibhdr(dd_from_ibdev(qp->ibqp.device), @@ -1537,7 +1542,7 @@ static void rc_rcv_resp(struct hfi1_packet *packet) void *data = packet->payload; u32 tlen = packet->tlen; struct rvt_qp *qp = packet->qp; - struct hfi1_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); + struct hfi1_ibport *ibp; struct ib_other_headers *ohdr = packet->ohdr; struct rvt_swqe *wqe; enum ib_wc_status status; @@ -1695,6 +1700,7 @@ ack_op_err: goto ack_err; ack_seq_err: + ibp = rcd_to_iport(rcd); rdma_seq_err(qp, ibp, psn, rcd); goto ack_done; @@ -2476,7 +2482,7 @@ nack_acc: qp->r_nak_state = IB_NAK_REMOTE_ACCESS_ERROR; qp->r_ack_psn = qp->r_psn; send_ack: - hfi1_send_rc_ack(rcd, qp, is_fecn); + hfi1_send_rc_ack(packet, is_fecn); } void hfi1_rc_hdrerr( diff --git a/drivers/infiniband/hw/hfi1/verbs.h b/drivers/infiniband/hw/hfi1/verbs.h index ffc933ea146f..4ea040df334b 100644 --- a/drivers/infiniband/hw/hfi1/verbs.h +++ b/drivers/infiniband/hw/hfi1/verbs.h @@ -358,8 +358,7 @@ void hfi1_do_send(struct rvt_qp *qp, bool in_thread); void hfi1_send_complete(struct rvt_qp *qp, struct rvt_swqe *wqe, enum ib_wc_status status); -void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, struct rvt_qp *qp, - bool is_fecn); +void hfi1_send_rc_ack(struct hfi1_packet *packet, bool is_fecn); int hfi1_make_rc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps); |