From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from na01-by2-obe.outbound.protection.outlook.com (mail-eopbgr690051.outbound.protection.outlook.com [40.107.69.51]) by dpdk.org (Postfix) with ESMTP id 3830B5A8B for ; Sun, 29 May 2016 18:58:26 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=CAVIUMNETWORKS.onmicrosoft.com; s=selector1-cavium-com; h=From:To:Date:Subject:Message-ID:Content-Type:MIME-Version; bh=CzWrqM4w+w3dKSSsVs3sQ841mKxL0UjKHYEZcQOa9ME=; b=GtWnoN3goTyvSSAlrZ3mjNpOOjJq2WWb4MqWYNfGfFUvF/nbg8Wij7eYW2uajwYDQ1GzSXXWbPeKO/1pdOHjzDtHieLh22pyqM6en16iSoQ3dnzu6TyPvx1OKzgDAdMp7AmjJW59sQoidGogEV8eZ7jgcpGqOOYrbEdz7ZGAkCk= Authentication-Results: dpdk.org; dkim=none (message not signed) header.d=none;dpdk.org; dmarc=none action=none header.from=caviumnetworks.com; Received: from localhost.localdomain.localdomain (122.167.187.184) by BN3PR0701MB1720.namprd07.prod.outlook.com (10.163.39.19) with Microsoft SMTP Server (TLS) id 15.1.501.7; Sun, 29 May 2016 16:58:18 +0000 From: Jerin Jacob To: CC: , , , Jerin Jacob , Maciej Czekaj , Kamil Rytarowski , Zyta Szpak , Slawomir Rosek , Radoslaw Biernacki Date: Sun, 29 May 2016 22:27:48 +0530 Message-ID: <1464541071-13252-1-git-send-email-jerin.jacob@caviumnetworks.com> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1462634198-2289-1-git-send-email-jerin.jacob@caviumnetworks.com> References: <1462634198-2289-1-git-send-email-jerin.jacob@caviumnetworks.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [122.167.187.184] X-ClientProxiedBy: PN1PR01CA0033.INDPRD01.PROD.OUTLOOK.COM (10.164.137.40) To BN3PR0701MB1720.namprd07.prod.outlook.com (10.163.39.19) X-MS-Office365-Filtering-Correlation-Id: c56bdb43-bd51-4877-30d8-08d387e27142 X-Microsoft-Exchange-Diagnostics: 1; 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SFS:(10009020)(6069001)(6009001)(19580395003)(4326007)(47776003)(76176999)(50986999)(19580405001)(77096005)(2351001)(229853001)(2906002)(5890100001)(5003940100001)(66066001)(36756003)(6116002)(8676002)(48376002)(81166006)(586003)(5008740100001)(33646002)(110136002)(92566002)(3846002)(2950100001)(42186005)(50226002)(189998001)(5004730100002)(50466002)(7099028)(142933001); DIR:OUT; SFP:1101; SCL:1; SRVR:BN3PR0701MB1720; H:localhost.localdomain.localdomain; FPR:; SPF:None; MLV:sfv; LANG:en; X-Microsoft-Exchange-Diagnostics: 1; BN3PR0701MB1720; 23: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 X-Microsoft-Exchange-Diagnostics: 1; BN3PR0701MB1720; 5:TbTzje7ntGbTTAzi8iChBlHfnrciPGuzZBBUnLt7X0Hu08dtaUSlFDDIeb6HWm91WKOfgemrTkgUgG2PVAvu456ch4DOV88n/W72pggABu5jOf+Un+UmK3yzqZ6lxn9UOGAJT20zinLcnoQB21AFZQ==; 24:97anfntiojoL4wpYJNdrbVqmV+n6zjk9JiyHlfDLW5JxjVwm3AmBSad5ATGSI6cX10qoVqP5iKSoXyrx5sP8/Ei+ZzjYQ+Xet6ofmoHaNt0=; 7:c4o2h3NptPH9xbFO/b3zMdo/MgIfVlOZDvRzq5R74alo9iFLwEC+nMtJEjlxEyRqTpN84EZC1mnsGKaCadQ7mW1xF7RNuD+Al3DM4NGloSrPNcLNwgLx65GUYc63hjjZeAQkj/RIvVj9t0biu7cr9f61Rn5j1yCxHx9M5XyEKRkqHytyidAho3dUJbhUGOKJ SpamDiagnosticOutput: 1:23 SpamDiagnosticMetadata: NSPM X-OriginatorOrg: caviumnetworks.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 May 2016 16:58:18.0329 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN3PR0701MB1720 Subject: [dpdk-dev] [PATCH v2 17/20] thunderx/nicvf: add device start, stop and close support X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 29 May 2016 16:58:27 -0000 Signed-off-by: Jerin Jacob Signed-off-by: Maciej Czekaj Signed-off-by: Kamil Rytarowski Signed-off-by: Zyta Szpak Signed-off-by: Slawomir Rosek Signed-off-by: Radoslaw Biernacki --- drivers/net/thunderx/nicvf_ethdev.c | 468 ++++++++++++++++++++++++++++++++++++ 1 file changed, 468 insertions(+) diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c index 3d45986..dd04fd2 100644 --- a/drivers/net/thunderx/nicvf_ethdev.c +++ b/drivers/net/thunderx/nicvf_ethdev.c @@ -70,7 +70,10 @@ #include "nicvf_logs.h" static int nicvf_dev_configure(struct rte_eth_dev *dev); +static int nicvf_dev_start(struct rte_eth_dev *dev); +static void nicvf_dev_stop(struct rte_eth_dev *dev); static int nicvf_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete); +static void nicvf_dev_close(struct rte_eth_dev *dev); static void nicvf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stat); static void nicvf_dev_stats_reset(struct rte_eth_dev *dev); @@ -592,6 +595,82 @@ nicvf_qset_sq_alloc(struct nicvf *nic, struct nicvf_txq *sq, uint16_t qidx, return 0; } +static int +nicvf_qset_rbdr_alloc(struct nicvf *nic, uint32_t desc_cnt, uint32_t buffsz) +{ + struct nicvf_rbdr *rbdr; + const struct rte_memzone *rz; + uint32_t ring_size; + + assert(nic->rbdr == NULL); + rbdr = rte_zmalloc_socket("rbdr", sizeof(struct nicvf_rbdr), + RTE_CACHE_LINE_SIZE, nic->node); + if (rbdr == NULL) { + PMD_INIT_LOG(ERR, "Failed to allocate mem for rbdr"); + return -ENOMEM; + } + + ring_size = sizeof(struct rbdr_entry_t) * desc_cnt; + rz = rte_eth_dma_zone_reserve(nic->eth_dev, "rbdr", 0, ring_size, + NICVF_RBDR_BASE_ALIGN_BYTES, nic->node); + if (rz == NULL) { + PMD_INIT_LOG(ERR, "Failed to allocate mem for rbdr desc ring"); + return -ENOMEM; + } + + memset(rz->addr, 0, ring_size); + + rbdr->phys = rz->phys_addr; + rbdr->tail = 0; + rbdr->next_tail = 0; + rbdr->desc = rz->addr; + rbdr->buffsz = buffsz; + rbdr->qlen_mask = desc_cnt - 1; + rbdr->rbdr_status = + nicvf_qset_base(nic, 0) + NIC_QSET_RBDR_0_1_STATUS0; + rbdr->rbdr_door = + nicvf_qset_base(nic, 0) + NIC_QSET_RBDR_0_1_DOOR; + + nic->rbdr = rbdr; + return 0; +} + +static void +nicvf_rbdr_release_mbuf(struct nicvf *nic, nicvf_phys_addr_t phy) +{ + uint16_t qidx; + void *obj; + struct nicvf_rxq *rxq; + + for (qidx = 0; qidx < nic->eth_dev->data->nb_rx_queues; qidx++) { + rxq = nic->eth_dev->data->rx_queues[qidx]; + if (rxq->precharge_cnt) { + obj = (void *)nicvf_mbuff_phy2virt(phy, + rxq->mbuf_phys_off); + rte_mempool_put(rxq->pool, obj); + rxq->precharge_cnt--; + break; + } + } +} + +static inline void +nicvf_rbdr_release_mbufs(struct nicvf *nic) +{ + uint32_t qlen_mask, head; + struct rbdr_entry_t *entry; + struct nicvf_rbdr *rbdr = nic->rbdr; + + qlen_mask = rbdr->qlen_mask; + head = rbdr->head; + while (head != rbdr->tail) { + entry = rbdr->desc + head; + nicvf_rbdr_release_mbuf(nic, entry->full_addr); + head++; + head = head & qlen_mask; + } +} + static inline void nicvf_tx_queue_release_mbufs(struct nicvf_txq *txq) { @@ -688,6 +767,31 @@ nicvf_configure_cpi(struct rte_eth_dev *dev) return ret; } +static inline int +nicvf_configure_rss(struct rte_eth_dev *dev) +{ + struct nicvf *nic = nicvf_pmd_priv(dev); + uint64_t rsshf; + int ret = -EINVAL; + + rsshf = nicvf_rss_ethdev_to_nic(nic, + dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf); + PMD_DRV_LOG(INFO, "mode=%d rx_queues=%d loopback=%d rsshf=0x%" PRIx64, + dev->data->dev_conf.rxmode.mq_mode, + nic->eth_dev->data->nb_rx_queues, + nic->eth_dev->data->dev_conf.lpbk_mode, rsshf); + + if (dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_NONE) + ret = nicvf_rss_term(nic); + else if (dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_RSS) + ret = nicvf_rss_config(nic, + nic->eth_dev->data->nb_rx_queues, rsshf); + if (ret) + PMD_INIT_LOG(ERR, "Failed to configure RSS %d", ret); + + return ret; +} + static int nicvf_configure_rss_reta(struct rte_eth_dev *dev) { @@ -732,6 +836,48 @@ nicvf_dev_tx_queue_release(void *sq) } } +static void +nicvf_set_tx_function(struct rte_eth_dev *dev) +{ + struct nicvf_txq *txq; + size_t i; + bool multiseg = false; + + for (i = 0; i < dev->data->nb_tx_queues; i++) { + txq = dev->data->tx_queues[i]; + if ((txq->txq_flags & ETH_TXQ_FLAGS_NOMULTSEGS) == 0) { + multiseg = true; + break; + } + } + + /* Use a simple Tx queue (no offloads, no multi segs) if possible */ + if (multiseg) { + PMD_DRV_LOG(DEBUG, "Using multi-segment tx callback"); + dev->tx_pkt_burst = nicvf_xmit_pkts_multiseg; + } else { + PMD_DRV_LOG(DEBUG, "Using single-segment tx callback"); + dev->tx_pkt_burst = nicvf_xmit_pkts; + } + + if (txq->pool_free == nicvf_single_pool_free_xmited_buffers) + PMD_DRV_LOG(DEBUG, "Using single-mempool tx free method"); + else + PMD_DRV_LOG(DEBUG, "Using multi-mempool tx free method"); +} + +static void +nicvf_set_rx_function(struct rte_eth_dev *dev) +{ + if (dev->data->scattered_rx) { + PMD_DRV_LOG(DEBUG, "Using multi-segment rx callback"); + dev->rx_pkt_burst = nicvf_recv_pkts_multiseg; + } else { + PMD_DRV_LOG(DEBUG, "Using single-segment rx callback"); + dev->rx_pkt_burst = nicvf_recv_pkts; + } +} + static int nicvf_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx, uint16_t nb_desc, unsigned int socket_id, @@ -1135,6 +1281,317 @@ nicvf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) }; } +static nicvf_phys_addr_t +rbdr_rte_mempool_get(void *opaque) +{ + uint16_t qidx; + uintptr_t mbuf; + struct nicvf_rxq *rxq; + struct nicvf *nic = nicvf_pmd_priv((struct rte_eth_dev *)opaque); + + for (qidx = 0; qidx < nic->eth_dev->data->nb_rx_queues; qidx++) { + rxq = nic->eth_dev->data->rx_queues[qidx]; + /* Maintain equal buffer count across all pools */ + if (rxq->precharge_cnt >= rxq->qlen_mask) + continue; + rxq->precharge_cnt++; + mbuf = (uintptr_t)rte_pktmbuf_alloc(rxq->pool); + if (mbuf) + return nicvf_mbuff_virt2phy(mbuf, rxq->mbuf_phys_off); + } + return 0; +} + +static int +nicvf_dev_start(struct rte_eth_dev *dev) +{ + int ret; + uint16_t qidx; + uint32_t buffsz = 0, rbdrsz = 0; + uint32_t total_rxq_desc, nb_rbdr_desc, exp_buffs; + uint64_t mbuf_phys_off = 0; + struct nicvf_rxq *rxq; + struct rte_pktmbuf_pool_private *mbp_priv; + struct rte_mbuf *mbuf; + struct nicvf *nic = nicvf_pmd_priv(dev); + struct rte_eth_rxmode *rx_conf = &dev->data->dev_conf.rxmode; + uint16_t mtu; + + PMD_INIT_FUNC_TRACE(); + + /* Userspace process exited witout proper shutdown in last run */ + if (nicvf_qset_rbdr_active(nic, 0)) + nicvf_dev_stop(dev); + + /* + * Thunderx nicvf PMD can support more than one pool per port only when + * 1) Data payload size is same across all the pools in given port + * AND + * 2) All mbuffs in the pools are from the same hugepage + * AND + * 3) Mbuff metadata size is same across all the pools in given port + * + * This is to support existing application that uses multiple pool/port. + * But, the purpose of using multipool for QoS will not be addressed. + * + */ + + /* Validate RBDR buff size */ + for (qidx = 0; qidx < nic->eth_dev->data->nb_rx_queues; qidx++) { + rxq = dev->data->rx_queues[qidx]; + mbp_priv = rte_mempool_get_priv(rxq->pool); + buffsz = mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM; + if (buffsz % 128) { + PMD_INIT_LOG(ERR, "rxbuf size must be multiply of 128"); + return -EINVAL; + } + if (rbdrsz == 0) + rbdrsz = buffsz; + if (rbdrsz != buffsz) { + PMD_INIT_LOG(ERR, "buffsz not same, qid=%d (%d/%d)", + qidx, rbdrsz, buffsz); + return -EINVAL; + } + } + + /* Validate mempool attributes */ + for (qidx = 0; qidx < nic->eth_dev->data->nb_rx_queues; qidx++) { + rxq = dev->data->rx_queues[qidx]; + rxq->mbuf_phys_off = nicvf_mempool_phy_offset(rxq->pool); + mbuf = rte_pktmbuf_alloc(rxq->pool); + if (mbuf == NULL) { + PMD_INIT_LOG(ERR, "Failed allocate mbuf qid=%d pool=%s", + qidx, rxq->pool->name); + return -ENOMEM; + } + rxq->mbuf_phys_off -= nicvf_mbuff_meta_length(mbuf); + rxq->mbuf_phys_off -= RTE_PKTMBUF_HEADROOM; + rte_pktmbuf_free(mbuf); + + if (mbuf_phys_off == 0) + mbuf_phys_off = rxq->mbuf_phys_off; + if (mbuf_phys_off != rxq->mbuf_phys_off) { + PMD_INIT_LOG(ERR, "pool params not same,%s %" PRIx64, + rxq->pool->name, mbuf_phys_off); + return -EINVAL; + } + } + + /* Check the level of buffers in the pool */ + total_rxq_desc = 0; + for (qidx = 0; qidx < nic->eth_dev->data->nb_rx_queues; qidx++) { + rxq = dev->data->rx_queues[qidx]; + /* Count total numbers of rxq descs */ + total_rxq_desc += rxq->qlen_mask + 1; + exp_buffs = RTE_MEMPOOL_CACHE_MAX_SIZE + rxq->rx_free_thresh; + exp_buffs *= nic->eth_dev->data->nb_rx_queues; + if (rte_mempool_count(rxq->pool) < exp_buffs) { + PMD_INIT_LOG(ERR, "Buff shortage in pool=%s (%d/%d)", + rxq->pool->name, + rte_mempool_count(rxq->pool), + exp_buffs); + return -ENOENT; + } + } + + /* Check RBDR desc overflow */ + ret = nicvf_qsize_rbdr_roundup(total_rxq_desc); + if (ret == 0) { + PMD_INIT_LOG(ERR, "Reached RBDR desc limit, reduce nr desc"); + return -ENOMEM; + } + + /* Enable qset */ + ret = nicvf_qset_config(nic); + if (ret) { + PMD_INIT_LOG(ERR, "Failed to enable qset %d", ret); + return ret; + } + + /* Allocate RBDR and RBDR ring desc */ + nb_rbdr_desc = nicvf_qsize_rbdr_roundup(total_rxq_desc); + ret = nicvf_qset_rbdr_alloc(nic, nb_rbdr_desc, rbdrsz); + if (ret) { + PMD_INIT_LOG(ERR, "Failed to allocate memory for rbdr alloc"); + goto qset_reclaim; + } + + /* Enable and configure RBDR registers */ + ret = nicvf_qset_rbdr_config(nic, 0); + if (ret) { + PMD_INIT_LOG(ERR, "Failed to configure rbdr %d", ret); + goto qset_rbdr_free; + } + + /* Fill rte_mempool buffers in RBDR pool and precharge it */ + ret = nicvf_qset_rbdr_precharge(nic, 0, rbdr_rte_mempool_get, + dev, total_rxq_desc); + if (ret) { + PMD_INIT_LOG(ERR, "Failed to fill rbdr %d", ret); + goto qset_rbdr_reclaim; + } + + PMD_DRV_LOG(INFO, "Filled %d out of %d entries in RBDR", + nic->rbdr->tail, nb_rbdr_desc); + + /* Configure RX queues */ + for (qidx = 0; qidx < nic->eth_dev->data->nb_rx_queues; qidx++) { + ret = nicvf_start_rx_queue(dev, qidx); + if (ret) + goto start_rxq_error; + } + + /* Configure VLAN Strip */ + nicvf_vlan_hw_strip(nic, dev->data->dev_conf.rxmode.hw_vlan_strip); + + /* Configure TX queues */ + for (qidx = 0; qidx < nic->eth_dev->data->nb_tx_queues; qidx++) { + ret = nicvf_start_tx_queue(dev, qidx); + if (ret) + goto start_txq_error; + } + + /* Configure CPI algorithm */ + ret = nicvf_configure_cpi(dev); + if (ret) + goto start_txq_error; + + /* Configure RSS */ + ret = nicvf_configure_rss(dev); + if (ret) + goto qset_rss_error; + + /* Configure loopback */ + ret = nicvf_loopback_config(nic, dev->data->dev_conf.lpbk_mode); + if (ret) { + PMD_INIT_LOG(ERR, "Failed to configure loopback %d", ret); + goto qset_rss_error; + } + + /* Reset all statistics counters attached to this port */ + ret = nicvf_mbox_reset_stat_counters(nic, 0x3FFF, 0x1F, 0xFFFF, 0xFFFF); + if (ret) { + PMD_INIT_LOG(ERR, "Failed to reset stat counters %d", ret); + goto qset_rss_error; + } + + /* Setup scatter mode if needed by jumbo */ + if (dev->data->dev_conf.rxmode.max_rx_pkt_len + + 2 * VLAN_TAG_SIZE > buffsz) + dev->data->scattered_rx = 1; + if (rx_conf->enable_scatter) + dev->data->scattered_rx = 1; + + /* Setup MTU based on max_rx_pkt_len or default */ + mtu = dev->data->dev_conf.rxmode.jumbo_frame ? + dev->data->dev_conf.rxmode.max_rx_pkt_len + - ETHER_HDR_LEN - ETHER_CRC_LEN + : ETHER_MTU; + + if (nicvf_dev_set_mtu(dev, mtu)) { + PMD_INIT_LOG(ERR, "Failed to set default mtu size"); + return -EBUSY; + } + + /* Configure callbacks based on scatter mode */ + nicvf_set_tx_function(dev); + nicvf_set_rx_function(dev); + + /* Done; Let PF make the BGX's RX and TX switches to ON position */ + nicvf_mbox_cfg_done(nic); + return 0; + +qset_rss_error: + nicvf_rss_term(nic); +start_txq_error: + for (qidx = 0; qidx < nic->eth_dev->data->nb_tx_queues; qidx++) + nicvf_stop_tx_queue(dev, qidx); +start_rxq_error: + for (qidx = 0; qidx < nic->eth_dev->data->nb_rx_queues; qidx++) + nicvf_stop_rx_queue(dev, qidx); +qset_rbdr_reclaim: + nicvf_qset_rbdr_reclaim(nic, 0); + nicvf_rbdr_release_mbufs(nic); +qset_rbdr_free: + if (nic->rbdr) { + rte_free(nic->rbdr); + nic->rbdr = NULL; + } +qset_reclaim: + nicvf_qset_reclaim(nic); + return ret; +} + +static void +nicvf_dev_stop(struct rte_eth_dev *dev) +{ + int ret; + uint16_t qidx; + struct nicvf *nic = nicvf_pmd_priv(dev); + + PMD_INIT_FUNC_TRACE(); + + /* Let PF make the BGX's RX and TX switches to OFF position */ + nicvf_mbox_shutdown(nic); + + /* Disable loopback */ + ret = nicvf_loopback_config(nic, 0); + if (ret) + PMD_INIT_LOG(ERR, "Failed to disable loopback %d", ret); + + /* Disable VLAN Strip */ + nicvf_vlan_hw_strip(nic, 0); + + /* Reclaim sq */ + for (qidx = 0; qidx < dev->data->nb_tx_queues; qidx++) + nicvf_stop_tx_queue(dev, qidx); + + /* Reclaim rq */ + for (qidx = 0; qidx < dev->data->nb_rx_queues; qidx++) + nicvf_stop_rx_queue(dev, qidx); + + /* Reclaim RBDR */ + ret = nicvf_qset_rbdr_reclaim(nic, 0); + if (ret) + PMD_INIT_LOG(ERR, "Failed to reclaim RBDR %d", ret); + + /* Move all charged buffers in RBDR back to pool */ + if (nic->rbdr != NULL) + nicvf_rbdr_release_mbufs(nic); + + /* Reclaim CPI configuration */ + if (!nic->sqs_mode) { + ret = nicvf_mbox_config_cpi(nic, 0); + if (ret) + PMD_INIT_LOG(ERR, "Failed to reclaim CPI config"); + } + + /* Disable qset */ + ret = nicvf_qset_config(nic); + if (ret) + PMD_INIT_LOG(ERR, "Failed to disable qset %d", ret); + + /* Disable all interrupts */ + nicvf_disable_all_interrupts(nic); + + /* Free RBDR SW structure */ + if (nic->rbdr) { + rte_free(nic->rbdr); + nic->rbdr = NULL; + } +} + +static void +nicvf_dev_close(struct rte_eth_dev *dev) +{ + struct nicvf *nic = nicvf_pmd_priv(dev); + + PMD_INIT_FUNC_TRACE(); + + nicvf_dev_stop(dev); + nicvf_periodic_alarm_stop(nic); +} + static int nicvf_dev_configure(struct rte_eth_dev *dev) { @@ -1215,7 +1672,10 @@ nicvf_dev_configure(struct rte_eth_dev *dev) /* Initialize and register driver with DPDK Application */ static const struct eth_dev_ops nicvf_eth_dev_ops = { .dev_configure = nicvf_dev_configure, + .dev_start = nicvf_dev_start, + .dev_stop = nicvf_dev_stop, .link_update = nicvf_dev_link_update, + .dev_close = nicvf_dev_close, .stats_get = nicvf_dev_stats_get, .stats_reset = nicvf_dev_stats_reset, .promiscuous_enable = nicvf_dev_promisc_enable, @@ -1250,6 +1710,14 @@ nicvf_eth_dev_init(struct rte_eth_dev *eth_dev) eth_dev->dev_ops = &nicvf_eth_dev_ops; + /* For secondary processes, the primary has done all the work */ + if (rte_eal_process_type() != RTE_PROC_PRIMARY) { + /* Setup callbacks for secondary process */ + nicvf_set_tx_function(eth_dev); + nicvf_set_rx_function(eth_dev); + return 0; + } + pci_dev = eth_dev->pci_dev; rte_eth_copy_pci_info(eth_dev, pci_dev); -- 2.5.5