diff options
Diffstat (limited to 'drivers/staging/rdma/hfi1/ruc.c')
| -rw-r--r-- | drivers/staging/rdma/hfi1/ruc.c | 55 |
1 files changed, 17 insertions, 38 deletions
diff --git a/drivers/staging/rdma/hfi1/ruc.c b/drivers/staging/rdma/hfi1/ruc.c index 49bc9fd7a51a..4a91975b68d7 100644 --- a/drivers/staging/rdma/hfi1/ruc.c +++ b/drivers/staging/rdma/hfi1/ruc.c @@ -241,26 +241,6 @@ bail: return ret; } -/* - * Switch to alternate path. - * The QP s_lock should be held and interrupts disabled. - */ -void hfi1_migrate_qp(struct hfi1_qp *qp) -{ - struct ib_event ev; - - qp->s_mig_state = IB_MIG_MIGRATED; - qp->remote_ah_attr = qp->alt_ah_attr; - qp->port_num = qp->alt_ah_attr.port_num; - qp->s_pkey_index = qp->s_alt_pkey_index; - qp->s_flags |= HFI1_S_AHG_CLEAR; - - ev.device = qp->ibqp.device; - ev.element.qp = &qp->ibqp; - ev.event = IB_EVENT_PATH_MIG; - qp->ibqp.event_handler(&ev, qp->ibqp.qp_context); -} - static __be64 get_sguid(struct hfi1_ibport *ibp, unsigned index) { if (!index) { @@ -308,11 +288,12 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct hfi1_ib_header *hdr, } if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), (u16)bth0, sc5, be16_to_cpu(hdr->lrh[3])))) { - hfi1_bad_pqkey(ibp, IB_NOTICE_TRAP_BAD_PKEY, + hfi1_bad_pqkey(ibp, OPA_TRAP_BAD_P_KEY, (u16)bth0, (be16_to_cpu(hdr->lrh[0]) >> 4) & 0xF, 0, qp->ibqp.qp_num, - hdr->lrh[3], hdr->lrh[1]); + be16_to_cpu(hdr->lrh[3]), + be16_to_cpu(hdr->lrh[1])); goto err; } /* Validate the SLID. See Ch. 9.6.1.5 and 17.2.8 */ @@ -340,11 +321,12 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct hfi1_ib_header *hdr, } if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), (u16)bth0, sc5, be16_to_cpu(hdr->lrh[3])))) { - hfi1_bad_pqkey(ibp, IB_NOTICE_TRAP_BAD_PKEY, + hfi1_bad_pqkey(ibp, OPA_TRAP_BAD_P_KEY, (u16)bth0, (be16_to_cpu(hdr->lrh[0]) >> 4) & 0xF, 0, qp->ibqp.qp_num, - hdr->lrh[3], hdr->lrh[1]); + be16_to_cpu(hdr->lrh[3]), + be16_to_cpu(hdr->lrh[1])); goto err; } /* Validate the SLID. See Ch. 9.6.1.5 */ @@ -714,11 +696,8 @@ static inline void build_ahg(struct hfi1_qp *qp, u32 npsn) clear_ahg(qp); if (!(qp->s_flags & HFI1_S_AHG_VALID)) { /* first middle that needs copy */ - if (qp->s_ahgidx < 0) { - if (!qp->s_sde) - qp->s_sde = qp_to_sdma_engine(qp, qp->s_sc); + if (qp->s_ahgidx < 0) qp->s_ahgidx = sdma_ahg_alloc(qp->s_sde); - } if (qp->s_ahgidx >= 0) { qp->s_ahgpsn = npsn; qp->s_hdr->tx_flags |= SDMA_TXREQ_F_AHG_COPY; @@ -761,7 +740,6 @@ void hfi1_make_ruc_header(struct hfi1_qp *qp, struct hfi1_other_headers *ohdr, u16 lrh0; u32 nwords; u32 extra_bytes; - u8 sc5; u32 bth1; /* Construct the header. */ @@ -775,9 +753,7 @@ void hfi1_make_ruc_header(struct hfi1_qp *qp, struct hfi1_other_headers *ohdr, lrh0 = HFI1_LRH_GRH; middle = 0; } - sc5 = ibp->sl_to_sc[qp->remote_ah_attr.sl]; - lrh0 |= (sc5 & 0xf) << 12 | (qp->remote_ah_attr.sl & 0xf) << 4; - qp->s_sc = sc5; + lrh0 |= (qp->s_sc & 0xf) << 12 | (qp->remote_ah_attr.sl & 0xf) << 4; /* * reset s_hdr/AHG fields * @@ -835,16 +811,20 @@ void hfi1_do_send(struct work_struct *work) { struct iowait *wait = container_of(work, struct iowait, iowork); struct hfi1_qp *qp = container_of(wait, struct hfi1_qp, s_iowait); - struct hfi1_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); - struct hfi1_pportdata *ppd = ppd_from_ibp(ibp); + struct hfi1_pkt_state ps; int (*make_req)(struct hfi1_qp *qp); unsigned long flags; unsigned long timeout; + ps.dev = to_idev(qp->ibqp.device); + ps.ibp = to_iport(qp->ibqp.device, qp->port_num); + ps.ppd = ppd_from_ibp(ps.ibp); + if ((qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) && !loopback && - (qp->remote_ah_attr.dlid & ~((1 << ppd->lmc) - 1)) == ppd->lid) { + (qp->remote_ah_attr.dlid & ~((1 << ps.ppd->lmc) - 1)) == + ps.ppd->lid) { ruc_loopback(qp); return; } @@ -876,8 +856,7 @@ void hfi1_do_send(struct work_struct *work) * If the packet cannot be sent now, return and * the send tasklet will be woken up later. */ - if (hfi1_verbs_send(qp, qp->s_hdr, qp->s_hdrwords, - qp->s_cur_sge, qp->s_cur_size)) + if (hfi1_verbs_send(qp, &ps)) break; /* Record that s_hdr is empty. */ qp->s_hdrwords = 0; @@ -886,7 +865,7 @@ void hfi1_do_send(struct work_struct *work) /* allow other tasks to run */ if (unlikely(time_after(jiffies, timeout))) { cond_resched(); - ppd->dd->verbs_dev.n_send_schedule++; + ps.ppd->dd->verbs_dev.n_send_schedule++; timeout = jiffies + SEND_RESCHED_TIMEOUT; } } while (make_req(qp)); |