| t4_sge.c (239258) | t4_sge.c (239266) |
|---|---|
| 1/*- 2 * Copyright (c) 2011 Chelsio Communications, Inc. 3 * All rights reserved. 4 * Written by: Navdeep Parhar <np@FreeBSD.org> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 12 unchanged lines hidden (view full) --- 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2011 Chelsio Communications, Inc. 3 * All rights reserved. 4 * Written by: Navdeep Parhar <np@FreeBSD.org> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 12 unchanged lines hidden (view full) --- 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> |
| 29__FBSDID("$FreeBSD: head/sys/dev/cxgbe/t4_sge.c 239258 2012-08-14 21:47:41Z np $"); | 29__FBSDID("$FreeBSD: head/sys/dev/cxgbe/t4_sge.c 239266 2012-08-15 01:03:13Z np $"); |
| 30 31#include "opt_inet.h" 32#include "opt_inet6.h" 33 34#include <sys/types.h> 35#include <sys/mbuf.h> 36#include <sys/socket.h> 37#include <sys/kernel.h> --- 499 unchanged lines hidden (view full) --- 537 idx %= pi->nrxq; 538 iq = &s->rxq[pi->first_rxq + idx].iq; 539#endif 540 541 KASSERT(iq->flags & IQ_INTR, ("%s: EDOOFUS", __func__)); 542 return (iq); 543} 544 | 30 31#include "opt_inet.h" 32#include "opt_inet6.h" 33 34#include <sys/types.h> 35#include <sys/mbuf.h> 36#include <sys/socket.h> 37#include <sys/kernel.h> --- 499 unchanged lines hidden (view full) --- 537 idx %= pi->nrxq; 538 iq = &s->rxq[pi->first_rxq + idx].iq; 539#endif 540 541 KASSERT(iq->flags & IQ_INTR, ("%s: EDOOFUS", __func__)); 542 return (iq); 543} 544 |
| 545static inline int 546mtu_to_bufsize(int mtu) 547{ 548 int bufsize; 549 550 /* large enough for a frame even when VLAN extraction is disabled */ 551 bufsize = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN + mtu; 552 bufsize = roundup(bufsize + fl_pktshift, fl_pad); 553 554 return (bufsize); 555} 556 |
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| 545int 546t4_setup_port_queues(struct port_info *pi) 547{ 548 int rc = 0, i, j, intr_idx, iqid; 549 struct sge_rxq *rxq; 550 struct sge_txq *txq; 551 struct sge_wrq *ctrlq; 552#ifdef TCP_OFFLOAD 553 struct sge_ofld_rxq *ofld_rxq; 554 struct sge_wrq *ofld_txq; 555 struct sysctl_oid *oid2 = NULL; 556#endif 557 char name[16]; 558 struct adapter *sc = pi->adapter; 559 struct sysctl_oid *oid = device_get_sysctl_tree(pi->dev); 560 struct sysctl_oid_list *children = SYSCTL_CHILDREN(oid); | 557int 558t4_setup_port_queues(struct port_info *pi) 559{ 560 int rc = 0, i, j, intr_idx, iqid; 561 struct sge_rxq *rxq; 562 struct sge_txq *txq; 563 struct sge_wrq *ctrlq; 564#ifdef TCP_OFFLOAD 565 struct sge_ofld_rxq *ofld_rxq; 566 struct sge_wrq *ofld_txq; 567 struct sysctl_oid *oid2 = NULL; 568#endif 569 char name[16]; 570 struct adapter *sc = pi->adapter; 571 struct sysctl_oid *oid = device_get_sysctl_tree(pi->dev); 572 struct sysctl_oid_list *children = SYSCTL_CHILDREN(oid); |
| 573 int bufsize = mtu_to_bufsize(pi->ifp->if_mtu); |
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| 561 562 oid = SYSCTL_ADD_NODE(&pi->ctx, children, OID_AUTO, "rxq", CTLFLAG_RD, 563 NULL, "rx queues"); 564 565#ifdef TCP_OFFLOAD 566 if (is_offload(sc)) { 567 oid2 = SYSCTL_ADD_NODE(&pi->ctx, children, OID_AUTO, "ofld_rxq", 568 CTLFLAG_RD, NULL, --- 13 unchanged lines hidden (view full) --- 582 583 snprintf(name, sizeof(name), "%s rxq%d-iq", 584 device_get_nameunit(pi->dev), i); 585 init_iq(&rxq->iq, sc, pi->tmr_idx, pi->pktc_idx, pi->qsize_rxq, 586 RX_IQ_ESIZE, name); 587 588 snprintf(name, sizeof(name), "%s rxq%d-fl", 589 device_get_nameunit(pi->dev), i); | 574 575 oid = SYSCTL_ADD_NODE(&pi->ctx, children, OID_AUTO, "rxq", CTLFLAG_RD, 576 NULL, "rx queues"); 577 578#ifdef TCP_OFFLOAD 579 if (is_offload(sc)) { 580 oid2 = SYSCTL_ADD_NODE(&pi->ctx, children, OID_AUTO, "ofld_rxq", 581 CTLFLAG_RD, NULL, --- 13 unchanged lines hidden (view full) --- 595 596 snprintf(name, sizeof(name), "%s rxq%d-iq", 597 device_get_nameunit(pi->dev), i); 598 init_iq(&rxq->iq, sc, pi->tmr_idx, pi->pktc_idx, pi->qsize_rxq, 599 RX_IQ_ESIZE, name); 600 601 snprintf(name, sizeof(name), "%s rxq%d-fl", 602 device_get_nameunit(pi->dev), i); |
| 590 init_fl(&rxq->fl, pi->qsize_rxq / 8, pi->ifp->if_mtu, name); | 603 init_fl(&rxq->fl, pi->qsize_rxq / 8, bufsize, name); |
| 591 592 if (sc->flags & INTR_DIRECT 593#ifdef TCP_OFFLOAD 594 || (sc->intr_count > 1 && pi->nrxq >= pi->nofldrxq) 595#endif 596 ) { 597 rxq->iq.flags |= IQ_INTR; 598 rc = alloc_rxq(pi, rxq, intr_idx, i, oid); --- 847 unchanged lines hidden (view full) --- 1446} 1447 1448void 1449t4_update_fl_bufsize(struct ifnet *ifp) 1450{ 1451 struct port_info *pi = ifp->if_softc; 1452 struct sge_rxq *rxq; 1453 struct sge_fl *fl; | 604 605 if (sc->flags & INTR_DIRECT 606#ifdef TCP_OFFLOAD 607 || (sc->intr_count > 1 && pi->nrxq >= pi->nofldrxq) 608#endif 609 ) { 610 rxq->iq.flags |= IQ_INTR; 611 rc = alloc_rxq(pi, rxq, intr_idx, i, oid); --- 847 unchanged lines hidden (view full) --- 1459} 1460 1461void 1462t4_update_fl_bufsize(struct ifnet *ifp) 1463{ 1464 struct port_info *pi = ifp->if_softc; 1465 struct sge_rxq *rxq; 1466 struct sge_fl *fl; |
| 1454 int i, bufsize; | 1467 int i, bufsize = mtu_to_bufsize(ifp->if_mtu); |
| 1455 | 1468 |
| 1456 /* large enough for a frame even when VLAN extraction is disabled */ 1457 bufsize = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN + ifp->if_mtu; 1458 bufsize = roundup(bufsize + fl_pktshift, fl_pad); | |
| 1459 for_each_rxq(pi, i, rxq) { 1460 fl = &rxq->fl; 1461 1462 FL_LOCK(fl); 1463 set_fl_tag_idx(fl, bufsize); 1464 FL_UNLOCK(fl); 1465 } 1466} --- 2067 unchanged lines hidden --- | 1469 for_each_rxq(pi, i, rxq) { 1470 fl = &rxq->fl; 1471 1472 FL_LOCK(fl); 1473 set_fl_tag_idx(fl, bufsize); 1474 FL_UNLOCK(fl); 1475 } 1476} --- 2067 unchanged lines hidden --- |