Lines Matching defs:nm_rxq
125 alloc_nm_rxq(struct vi_info *vi, struct sge_nm_rxq *nm_rxq, int intr_idx,
140 rc = alloc_ring(sc, len, &nm_rxq->iq_desc_tag, &nm_rxq->iq_desc_map,
141 &nm_rxq->iq_ba, (void **)&nm_rxq->iq_desc);
146 rc = alloc_ring(sc, len, &nm_rxq->fl_desc_tag, &nm_rxq->fl_desc_map,
147 &nm_rxq->fl_ba, (void **)&nm_rxq->fl_desc);
151 nm_rxq->vi = vi;
152 nm_rxq->nid = idx;
153 nm_rxq->iq_cidx = 0;
154 nm_rxq->iq_sidx = vi->qsize_rxq - sc->params.sge.spg_len / IQ_ESIZE;
155 nm_rxq->iq_gen = F_RSPD_GEN;
156 nm_rxq->fl_pidx = nm_rxq->fl_cidx = 0;
157 nm_rxq->fl_sidx = na->num_rx_desc;
158 nm_rxq->fl_sidx2 = nm_rxq->fl_sidx; /* copy for rxsync cacheline */
159 nm_rxq->intr_idx = intr_idx;
160 nm_rxq->iq_cntxt_id = INVALID_NM_RXQ_CNTXT_ID;
171 &nm_rxq->iq_abs_id, 0, "absolute id of the queue");
173 &nm_rxq->iq_cntxt_id, 0, "SGE context id of the queue");
175 &nm_rxq->iq_cidx, 0, "consumer index");
183 &nm_rxq->fl_cntxt_id, 0, "SGE context id of the freelist");
185 &nm_rxq->fl_cidx, 0, "consumer index");
187 &nm_rxq->fl_pidx, 0, "producer index");
193 free_nm_rxq(struct vi_info *vi, struct sge_nm_rxq *nm_rxq)
200 if (nm_rxq->iq_cntxt_id != INVALID_NM_RXQ_CNTXT_ID)
201 free_nm_rxq_hwq(vi, nm_rxq);
202 MPASS(nm_rxq->iq_cntxt_id == INVALID_NM_RXQ_CNTXT_ID);
204 free_ring(sc, nm_rxq->iq_desc_tag, nm_rxq->iq_desc_map, nm_rxq->iq_ba,
205 nm_rxq->iq_desc);
206 free_ring(sc, nm_rxq->fl_desc_tag, nm_rxq->fl_desc_map, nm_rxq->fl_ba,
207 nm_rxq->fl_desc);
277 alloc_nm_rxq_hwq(struct vi_info *vi, struct sge_nm_rxq *nm_rxq)
289 MPASS(nm_rxq->iq_desc != NULL);
290 MPASS(nm_rxq->fl_desc != NULL);
292 bzero(nm_rxq->iq_desc, vi->qsize_rxq * IQ_ESIZE);
293 bzero(nm_rxq->fl_desc, na->num_rx_desc * EQ_ESIZE + sp->spg_len);
300 if (nm_rxq->iq_cntxt_id == INVALID_NM_RXQ_CNTXT_ID)
303 c.iqid = htobe16(nm_rxq->iq_cntxt_id);
304 c.fl0id = htobe16(nm_rxq->fl_cntxt_id);
306 c.physiqid = htobe16(nm_rxq->iq_abs_id);
309 KASSERT(nm_rxq->intr_idx < sc->intr_count,
310 ("%s: invalid direct intr_idx %d", __func__, nm_rxq->intr_idx));
311 v = V_FW_IQ_CMD_IQANDSTINDEX(nm_rxq->intr_idx);
321 c.iqaddr = htobe64(nm_rxq->iq_ba);
343 c.fl0addr = htobe64(nm_rxq->fl_ba);
352 nm_rxq->iq_cidx = 0;
353 MPASS(nm_rxq->iq_sidx == vi->qsize_rxq - sp->spg_len / IQ_ESIZE);
354 nm_rxq->iq_gen = F_RSPD_GEN;
355 nm_rxq->iq_cntxt_id = be16toh(c.iqid);
356 nm_rxq->iq_abs_id = be16toh(c.physiqid);
357 cntxt_id = nm_rxq->iq_cntxt_id - sc->sge.iq_start;
359 panic ("%s: nm_rxq->iq_cntxt_id (%d) more than the max (%d)",
362 sc->sge.iqmap[cntxt_id] = (void *)nm_rxq;
364 nm_rxq->fl_cntxt_id = be16toh(c.fl0id);
365 nm_rxq->fl_pidx = nm_rxq->fl_cidx = 0;
366 nm_rxq->fl_db_saved = 0;
368 nm_rxq->fl_db_threshold = chip_id(sc) <= CHELSIO_T5 ? 8 : 4;
369 MPASS(nm_rxq->fl_sidx == na->num_rx_desc);
370 cntxt_id = nm_rxq->fl_cntxt_id - sc->sge.eq_start;
372 panic("%s: nm_rxq->fl_cntxt_id (%d) more than the max (%d)",
375 sc->sge.eqmap[cntxt_id] = (void *)nm_rxq;
377 nm_rxq->fl_db_val = V_QID(nm_rxq->fl_cntxt_id) |
381 t4_sge_set_conm_context(sc, nm_rxq->iq_cntxt_id, cong_drop,
386 V_INGRESSQID(nm_rxq->iq_cntxt_id) |
393 free_nm_rxq_hwq(struct vi_info *vi, struct sge_nm_rxq *nm_rxq)
399 nm_rxq->iq_cntxt_id, nm_rxq->fl_cntxt_id, 0xffff);
402 __func__, nm_rxq->iq_cntxt_id, nm_rxq->fl_cntxt_id, rc);
403 nm_rxq->iq_cntxt_id = INVALID_NM_RXQ_CNTXT_ID;
440 V_FW_EQ_ETH_CMD_IQID(sc->sge.nm_rxq[nm_txq->iqidx].iq_cntxt_id));
524 struct sge_nm_rxq *nm_rxq;
533 for_each_nm_rxq(vi, j, nm_rxq) {
534 nm_state = atomic_load_int(&nm_rxq->nm_state);
535 kring = na->rx_rings[nm_rxq->nid];
538 MPASS(nm_rxq->iq_cntxt_id != INVALID_NM_RXQ_CNTXT_ID);
540 defq = nm_rxq->iq_abs_id;
552 for_each_nm_rxq(vi, j, nm_rxq) {
553 nm_state = atomic_load_int(&nm_rxq->nm_state);
554 kring = na->rx_rings[nm_rxq->nid];
559 MPASS(nm_rxq->iq_cntxt_id !=
561 vi->nm_rss[i++] = nm_rxq->iq_abs_id;
592 struct sge_nm_rxq *nm_rxq;
601 for_each_nm_rxq(vi, i, nm_rxq) {
603 nm_state = atomic_load_int(&nm_rxq->nm_state);
604 kring = na->rx_rings[nm_rxq->nid];
607 MPASS(nm_rxq->iq_cntxt_id != INVALID_NM_RXQ_CNTXT_ID);
610 dq[j] = nm_rxq->iq_abs_id;
632 nm_rxq = &sc->sge.nm_rxq[vi->first_nm_rxq];
635 nm_state = atomic_load_int(&nm_rxq[j].nm_state);
636 kring = na->rx_rings[nm_rxq[j].nid];
643 MPASS(nm_rxq[j].iq_cntxt_id != INVALID_NM_RXQ_CNTXT_ID);
644 if (dq_norss && defq == nm_rxq[j].iq_abs_id)
646 vi->nm_rss[i++] = nm_rxq[j].iq_abs_id;
653 nm_state = atomic_load_int(&nm_rxq[j].nm_state);
654 kring = na->rx_rings[nm_rxq[j].nid];
661 MPASS(nm_rxq[j].iq_cntxt_id != INVALID_NM_RXQ_CNTXT_ID);
662 if (dq_norss && defq == nm_rxq[j].iq_abs_id)
664 vi->nm_rss[i++] = nm_rxq[j].iq_abs_id;
699 struct sge_nm_rxq *nm_rxq;
735 for_each_nm_rxq(vi, i, nm_rxq) {
736 kring = na->rx_rings[nm_rxq->nid];
740 alloc_nm_rxq_hwq(vi, nm_rxq);
741 nm_rxq->fl_hwidx = hwidx;
747 MPASS(na->num_rx_desc == nm_rxq->fl_sidx);
748 for (j = 0; j < nm_rxq->fl_sidx; j++) {
753 nm_rxq->fl_desc[j] = htobe64(ba | hwidx);
755 j = nm_rxq->fl_pidx = nm_rxq->fl_sidx - 8;
760 nm_rxq->fl_db_val | V_PIDX(j));
762 (void) atomic_cmpset_int(&nm_rxq->nm_state, NM_OFF, NM_ON);
790 struct sge_nm_rxq *nm_rxq;
825 for_each_nm_rxq(vi, i, nm_rxq) {
826 nm_state = atomic_load_int(&nm_rxq->nm_state);
827 kring = na->rx_rings[nm_rxq->nid];
833 MPASS(nm_rxq->iq_cntxt_id != INVALID_NM_RXQ_CNTXT_ID);
836 nm_rxq->iq_cntxt_id, nm_rxq->fl_cntxt_id, 0xffff);
839 "failed to stop nm_rxq[%d]: %d.\n", i, rc);
843 while (!atomic_cmpset_int(&nm_rxq->nm_state, NM_ON, NM_OFF))
1181 struct sge_nm_rxq *nm_rxq = &sc->sge.nm_rxq[vi->first_nm_rxq + kring->ring_id];
1190 kring->nr_hwtail = atomic_load_acq_32(&nm_rxq->fl_cidx);
1194 if (nm_rxq->fl_db_saved > 0 && starve_fl == 0) {
1197 nm_rxq->fl_db_val | V_PIDX(nm_rxq->fl_db_saved));
1198 nm_rxq->fl_db_saved = 0;
1206 u_int fl_pidx = nm_rxq->fl_pidx;
1209 int i, dbinc = 0, hwidx = nm_rxq->fl_hwidx;
1220 IDXINCR(nm_rxq->fl_pidx, n, nm_rxq->fl_sidx2);
1226 nm_rxq->fl_desc[fl_pidx] = htobe64(ba | hwidx);
1228 MPASS(fl_pidx <= nm_rxq->fl_sidx2);
1231 if (fl_pidx == nm_rxq->fl_sidx2) {
1235 if (++dbinc == nm_rxq->fl_db_threshold) {
1238 nm_rxq->fl_db_saved += dbinc;
1241 nm_rxq->fl_db_val | V_PIDX(dbinc));
1246 MPASS(nm_rxq->fl_pidx == fl_pidx);
1251 nm_rxq->fl_db_saved += dbinc;
1254 nm_rxq->fl_db_val | V_PIDX(dbinc));
1334 service_nm_rxq(struct sge_nm_rxq *nm_rxq)
1336 struct vi_info *vi = nm_rxq->vi;
1340 struct netmap_kring *kring = na->rx_rings[nm_rxq->nid];
1342 struct iq_desc *d = &nm_rxq->iq_desc[nm_rxq->iq_cidx];
1347 uint32_t fl_cidx = atomic_load_acq_32(&nm_rxq->fl_cidx);
1352 while ((d->rsp.u.type_gen & F_RSPD_GEN) == nm_rxq->iq_gen) {
1394 if (__predict_false(++fl_cidx == nm_rxq->fl_sidx))
1398 panic("%s: unexpected opcode 0x%x on nm_rxq %p",
1399 __func__, opcode, nm_rxq);
1409 panic("%s: illegal response type %d on nm_rxq %p",
1410 __func__, G_RSPD_TYPE(d->rsp.u.type_gen), nm_rxq);
1414 if (__predict_false(++nm_rxq->iq_cidx == nm_rxq->iq_sidx)) {
1415 nm_rxq->iq_cidx = 0;
1416 d = &nm_rxq->iq_desc[0];
1417 nm_rxq->iq_gen ^= F_RSPD_GEN;
1421 atomic_store_rel_32(&nm_rxq->fl_cidx, fl_cidx);
1422 netmap_rx_irq(ifp, nm_rxq->nid, &work);
1429 IDXINCR(nm_rxq->fl_pidx, fl_credits * 8,
1430 nm_rxq->fl_sidx);
1432 nm_rxq->fl_db_val | V_PIDX(fl_credits));
1437 V_INGRESSQID(nm_rxq->iq_cntxt_id) |
1443 atomic_store_rel_32(&nm_rxq->fl_cidx, fl_cidx);
1446 IDXINCR(nm_rxq->fl_pidx, fl_credits * 8, nm_rxq->fl_sidx);
1448 nm_rxq->fl_db_val | V_PIDX(fl_credits));
1450 netmap_rx_irq(ifp, nm_rxq->nid, &work);
1453 V_INGRESSQID((u32)nm_rxq->iq_cntxt_id) |