diff options
Diffstat (limited to 'sys/dev/cxgbe/tom/t4_tom.c')
| -rw-r--r-- | sys/dev/cxgbe/tom/t4_tom.c | 141 |
1 files changed, 133 insertions, 8 deletions
diff --git a/sys/dev/cxgbe/tom/t4_tom.c b/sys/dev/cxgbe/tom/t4_tom.c index 0b54fdaa5c80..53a945f8b4cc 100644 --- a/sys/dev/cxgbe/tom/t4_tom.c +++ b/sys/dev/cxgbe/tom/t4_tom.c @@ -182,7 +182,7 @@ init_toepcb(struct vi_info *vi, struct toepcb *toep) } toep->ofld_txq = &sc->sge.ofld_txq[cp->txq_idx]; toep->ofld_rxq = &sc->sge.ofld_rxq[cp->rxq_idx]; - toep->ctrlq = &sc->sge.ctrlq[pi->port_id]; + toep->ctrlq = &sc->sge.ctrlq[cp->ctrlq_idx]; tls_init_toep(toep); MPASS(ulp_mode(toep) != ULP_MODE_TCPDDP); @@ -494,8 +494,15 @@ send_get_tcb(struct adapter *sc, u_int tid) bzero(cpl, sizeof(*cpl)); INIT_TP_WR(cpl, tid); OPCODE_TID(cpl) = htobe32(MK_OPCODE_TID(CPL_GET_TCB, tid)); - cpl->reply_ctrl = htobe16(V_REPLY_CHAN(0) | - V_QUEUENO(sc->sge.ofld_rxq[0].iq.cntxt_id)); + if (chip_id(sc) >= CHELSIO_T7) { + cpl->reply_ctrl = + htobe16(V_T7_QUEUENO(sc->sge.ofld_rxq[0].iq.cntxt_id) | + V_T7_REPLY_CHAN(0) | V_NO_REPLY(0)); + } else { + cpl->reply_ctrl = + htobe16(V_QUEUENO(sc->sge.ofld_rxq[0].iq.cntxt_id) | + V_REPLY_CHAN(0) | V_NO_REPLY(0)); + } cpl->cookie = 0xff; commit_wrq_wr(&sc->sge.ctrlq[0], cpl, &cookie); @@ -1221,7 +1228,7 @@ select_ntuple(struct vi_info *vi, struct l2t_entry *e) ntuple |= (uint64_t)(F_FT_VLAN_VLD | e->vlan) << tp->vlan_shift; if (tp->port_shift >= 0) - ntuple |= (uint64_t)e->lport << tp->port_shift; + ntuple |= (uint64_t)e->hw_port << tp->port_shift; if (tp->protocol_shift >= 0) ntuple |= (uint64_t)IPPROTO_TCP << tp->protocol_shift; @@ -1232,10 +1239,7 @@ select_ntuple(struct vi_info *vi, struct l2t_entry *e) tp->vnic_shift; } - if (is_t4(sc)) - return (htobe32((uint32_t)ntuple)); - else - return (htobe64(V_FILTER_TUPLE(ntuple))); + return (ntuple); } /* @@ -1326,6 +1330,9 @@ init_conn_params(struct vi_info *vi , struct offload_settings *s, */ cp->mtu_idx = find_best_mtu_idx(sc, inc, s); + /* Control queue. */ + cp->ctrlq_idx = vi->pi->port_id; + /* Tx queue for this connection. */ if (s->txq == QUEUE_RANDOM) q_idx = arc4random(); @@ -1438,6 +1445,32 @@ init_conn_params(struct vi_info *vi , struct offload_settings *s, cp->emss = 0; } +void +update_tid_qid_sel(struct vi_info *vi, struct conn_params *cp, int tid) +{ + struct adapter *sc = vi->adapter; + const int mask = sc->params.tid_qid_sel_mask; + struct sge_ofld_txq *ofld_txq = &sc->sge.ofld_txq[cp->txq_idx]; + uint32_t ngroup; + int g, nqpg; + + cp->ctrlq_idx = ofld_txq_group(tid, mask); + CTR(KTR_CXGBE, "tid %u is on core %u", tid, cp->ctrlq_idx); + if ((ofld_txq->wrq.eq.cntxt_id & mask) == (tid & mask)) + return; + + ngroup = 1 << bitcount32(mask); + MPASS(vi->nofldtxq % ngroup == 0); + g = ofld_txq_group(tid, mask); + nqpg = vi->nofldtxq / ngroup; + cp->txq_idx = vi->first_ofld_txq + g * nqpg + arc4random() % nqpg; +#ifdef INVARIANTS + MPASS(cp->txq_idx < vi->first_ofld_txq + vi->nofldtxq); + ofld_txq = &sc->sge.ofld_txq[cp->txq_idx]; + MPASS((ofld_txq->wrq.eq.cntxt_id & mask) == (tid & mask)); +#endif +} + int negative_advice(int status) { @@ -2233,6 +2266,98 @@ t4_aio_queue_tom(struct socket *so, struct kaiocb *job) return (0); } +/* + * Request/response structure used to find out the adapter offloading + * a socket. + */ +struct find_offload_adapter_data { + struct socket *so; + struct adapter *sc; /* result */ +}; + +static void +find_offload_adapter_cb(struct adapter *sc, void *arg) +{ + struct find_offload_adapter_data *fa = arg; + struct socket *so = fa->so; + struct tom_data *td = sc->tom_softc; + struct tcpcb *tp; + struct inpcb *inp; + + /* Non-TCP were filtered out earlier. */ + MPASS(so->so_proto->pr_protocol == IPPROTO_TCP); + + if (fa->sc != NULL) + return; /* Found already. */ + + if (td == NULL) + return; /* TOE not enabled on this adapter. */ + + inp = sotoinpcb(so); + INP_WLOCK(inp); + if ((inp->inp_flags & INP_DROPPED) == 0) { + tp = intotcpcb(inp); + if (tp->t_flags & TF_TOE && tp->tod == &td->tod) + fa->sc = sc; /* Found. */ + } + INP_WUNLOCK(inp); +} + +struct adapter * +find_offload_adapter(struct socket *so) +{ + struct find_offload_adapter_data fa; + + fa.sc = NULL; + fa.so = so; + t4_iterate(find_offload_adapter_cb, &fa); + return (fa.sc); +} + +void +send_txdataplen_max_flowc_wr(struct adapter *sc, struct toepcb *toep, + int maxlen) +{ + struct wrqe *wr; + struct fw_flowc_wr *flowc; + const u_int nparams = 1; + u_int flowclen; + struct ofld_tx_sdesc *txsd = &toep->txsd[toep->txsd_pidx]; + + CTR(KTR_CXGBE, "%s: tid %u maxlen=%d", __func__, toep->tid, maxlen); + + flowclen = sizeof(*flowc) + nparams * sizeof(struct fw_flowc_mnemval); + + wr = alloc_wrqe(roundup2(flowclen, 16), &toep->ofld_txq->wrq); + if (wr == NULL) { + /* XXX */ + panic("%s: allocation failure.", __func__); + } + flowc = wrtod(wr); + memset(flowc, 0, wr->wr_len); + + flowc->op_to_nparams = htobe32(V_FW_WR_OP(FW_FLOWC_WR) | + V_FW_FLOWC_WR_NPARAMS(nparams)); + flowc->flowid_len16 = htonl(V_FW_WR_LEN16(howmany(flowclen, 16)) | + V_FW_WR_FLOWID(toep->tid)); + + flowc->mnemval[0].mnemonic = FW_FLOWC_MNEM_TXDATAPLEN_MAX; + flowc->mnemval[0].val = htobe32(maxlen); + + KASSERT(howmany(flowclen, 16) <= MAX_OFLD_TX_SDESC_CREDITS, + ("%s: tx_credits %u too large", __func__, howmany(flowclen, 16))); + txsd->tx_credits = howmany(flowclen, 16); + txsd->plen = 0; + KASSERT(toep->tx_credits >= txsd->tx_credits && toep->txsd_avail > 0, + ("%s: not enough credits (%d)", __func__, toep->tx_credits)); + toep->tx_credits -= txsd->tx_credits; + if (__predict_false(++toep->txsd_pidx == toep->txsd_total)) + toep->txsd_pidx = 0; + toep->txsd_avail--; + + t4_wrq_tx(sc, wr); +} + static int t4_tom_mod_load(void) { |