net/octeontx: fix user supplied MAC address index
[dpdk.git] / drivers / net / octeontx / octeontx_ethdev.c
index 4d7d1d7..e8aa4ec 100644 (file)
@@ -46,9 +46,7 @@ int otx_net_logtype_mbox;
 int otx_net_logtype_init;
 int otx_net_logtype_driver;
 
-RTE_INIT(otx_net_init_log);
-static void
-otx_net_init_log(void)
+RTE_INIT(otx_net_init_log)
 {
        otx_net_logtype_mbox = rte_log_register("pmd.net.octeontx.mbox");
        if (otx_net_logtype_mbox >= 0)
@@ -144,7 +142,8 @@ octeontx_port_open(struct octeontx_nic *nic)
        nic->mcast_mode = bgx_port_conf.mcast_mode;
        nic->speed      = bgx_port_conf.mode;
 
-       memcpy(&nic->mac_addr[0], &bgx_port_conf.macaddr[0], ETHER_ADDR_LEN);
+       memcpy(&nic->mac_addr[0], &bgx_port_conf.macaddr[0],
+               RTE_ETHER_ADDR_LEN);
 
        octeontx_log_dbg("port opened %d", nic->port_id);
        return res;
@@ -175,7 +174,7 @@ octeontx_port_stop(struct octeontx_nic *nic)
        return octeontx_bgx_port_stop(nic->port_id);
 }
 
-static void
+static int
 octeontx_port_promisc_set(struct octeontx_nic *nic, int en)
 {
        struct rte_eth_dev *dev;
@@ -186,15 +185,19 @@ octeontx_port_promisc_set(struct octeontx_nic *nic, int en)
        dev = nic->dev;
 
        res = octeontx_bgx_port_promisc_set(nic->port_id, en);
-       if (res < 0)
+       if (res < 0) {
                octeontx_log_err("failed to set promiscuous mode %d",
                                nic->port_id);
+               return res;
+       }
 
        /* Set proper flag for the mode */
        dev->data->promiscuous = (en != 0) ? 1 : 0;
 
        octeontx_log_dbg("port %d : promiscuous mode %s",
                        nic->port_id, en ? "set" : "unset");
+
+       return 0;
 }
 
 static int
@@ -225,12 +228,12 @@ octeontx_port_stats(struct octeontx_nic *nic, struct rte_eth_stats *stats)
        return 0;
 }
 
-static void
+static int
 octeontx_port_stats_clr(struct octeontx_nic *nic)
 {
        PMD_INIT_FUNC_TRACE();
 
-       octeontx_bgx_port_stats_clr(nic->port_id);
+       return octeontx_bgx_port_stats_clr(nic->port_id);
 }
 
 static inline void
@@ -262,8 +265,6 @@ octeontx_dev_configure(struct rte_eth_dev *dev)
        struct rte_eth_rxmode *rxmode = &conf->rxmode;
        struct rte_eth_txmode *txmode = &conf->txmode;
        struct octeontx_nic *nic = octeontx_pmd_priv(dev);
-       uint64_t configured_offloads;
-       uint64_t unsupported_offloads;
        int ret;
 
        PMD_INIT_FUNC_TRACE();
@@ -285,38 +286,9 @@ octeontx_dev_configure(struct rte_eth_dev *dev)
                return -EINVAL;
        }
 
-       configured_offloads = rxmode->offloads;
-
-       if (!(configured_offloads & DEV_RX_OFFLOAD_CRC_STRIP)) {
-               PMD_INIT_LOG(NOTICE, "can't disable hw crc strip");
-               configured_offloads |= DEV_RX_OFFLOAD_CRC_STRIP;
-       }
-
-       unsupported_offloads = configured_offloads & ~OCTEONTX_RX_OFFLOADS;
-
-       if (unsupported_offloads) {
-               PMD_INIT_LOG(ERR, "Rx offloads 0x%" PRIx64 " are not supported. "
-                     "Requested 0x%" PRIx64 " supported 0x%" PRIx64 "\n",
-                     unsupported_offloads, configured_offloads,
-                     (uint64_t)OCTEONTX_RX_OFFLOADS);
-               return -ENOTSUP;
-       }
-
-       configured_offloads = txmode->offloads;
-
-       if (!(configured_offloads & DEV_TX_OFFLOAD_MT_LOCKFREE)) {
+       if (!(txmode->offloads & DEV_TX_OFFLOAD_MT_LOCKFREE)) {
                PMD_INIT_LOG(NOTICE, "cant disable lockfree tx");
-               configured_offloads |= DEV_TX_OFFLOAD_MT_LOCKFREE;
-       }
-
-       unsupported_offloads = configured_offloads & ~OCTEONTX_TX_OFFLOADS;
-
-       if (unsupported_offloads) {
-               PMD_INIT_LOG(ERR, "Tx offloads 0x%" PRIx64 " are not supported."
-                     "Requested 0x%" PRIx64 " supported 0x%" PRIx64 ".\n",
-                     unsupported_offloads, configured_offloads,
-                     (uint64_t)OCTEONTX_TX_OFFLOADS);
-               return -ENOTSUP;
+               txmode->offloads |= DEV_TX_OFFLOAD_MT_LOCKFREE;
        }
 
        if (conf->link_speeds & ETH_LINK_SPEED_FIXED) {
@@ -336,7 +308,7 @@ octeontx_dev_configure(struct rte_eth_dev *dev)
 
        nic->num_tx_queues = dev->data->nb_tx_queues;
 
-       ret = octeontx_pko_channel_open(nic->port_id * PKO_VF_NUM_DQ,
+       ret = octeontx_pko_channel_open(nic->pko_vfid * PKO_VF_NUM_DQ,
                                        nic->num_tx_queues,
                                        nic->base_ochan);
        if (ret) {
@@ -378,6 +350,13 @@ octeontx_dev_close(struct rte_eth_dev *dev)
 
                rte_free(txq);
        }
+
+       /* Free MAC address table */
+       rte_free(dev->data->mac_addrs);
+       dev->data->mac_addrs = NULL;
+
+       dev->tx_pkt_burst = NULL;
+       dev->rx_pkt_burst = NULL;
 }
 
 static int
@@ -471,27 +450,24 @@ octeontx_dev_stop(struct rte_eth_dev *dev)
                             ret);
                return;
        }
-
-       dev->tx_pkt_burst = NULL;
-       dev->rx_pkt_burst = NULL;
 }
 
-static void
+static int
 octeontx_dev_promisc_enable(struct rte_eth_dev *dev)
 {
        struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 
        PMD_INIT_FUNC_TRACE();
-       octeontx_port_promisc_set(nic, 1);
+       return octeontx_port_promisc_set(nic, 1);
 }
 
-static void
+static int
 octeontx_dev_promisc_disable(struct rte_eth_dev *dev)
 {
        struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 
        PMD_INIT_FUNC_TRACE();
-       octeontx_port_promisc_set(nic, 0);
+       return octeontx_port_promisc_set(nic, 0);
 }
 
 static int
@@ -524,7 +500,6 @@ octeontx_dev_link_update(struct rte_eth_dev *dev,
        struct rte_eth_link link;
        int res;
 
-       res = 0;
        PMD_INIT_FUNC_TRACE();
 
        res = octeontx_port_link_status(nic);
@@ -558,6 +533,7 @@ octeontx_dev_link_update(struct rte_eth_dev *dev,
        case OCTEONTX_LINK_SPEED_RESERVE1:
        case OCTEONTX_LINK_SPEED_RESERVE2:
        default:
+               link.link_speed = ETH_SPEED_NUM_NONE;
                octeontx_log_err("incorrect link speed %d", nic->speed);
                break;
        }
@@ -577,33 +553,76 @@ octeontx_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
        return octeontx_port_stats(nic, stats);
 }
 
-static void
+static int
 octeontx_dev_stats_reset(struct rte_eth_dev *dev)
 {
        struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 
        PMD_INIT_FUNC_TRACE();
-       octeontx_port_stats_clr(nic);
+       return octeontx_port_stats_clr(nic);
 }
 
 static void
+octeontx_dev_mac_addr_del(struct rte_eth_dev *dev, uint32_t index)
+{
+       struct octeontx_nic *nic = octeontx_pmd_priv(dev);
+       int ret;
+
+       ret = octeontx_bgx_port_mac_del(nic->port_id, index);
+       if (ret != 0)
+               octeontx_log_err("failed to del MAC address filter on port %d",
+                                nic->port_id);
+}
+
+static int
+octeontx_dev_mac_addr_add(struct rte_eth_dev *dev,
+                         struct rte_ether_addr *mac_addr,
+                         uint32_t index,
+                         __rte_unused uint32_t vmdq)
+{
+       struct octeontx_nic *nic = octeontx_pmd_priv(dev);
+       int ret;
+
+       ret = octeontx_bgx_port_mac_add(nic->port_id, mac_addr->addr_bytes,
+                                       index);
+       if (ret < 0) {
+               octeontx_log_err("failed to add MAC address filter on port %d",
+                                nic->port_id);
+               return ret;
+       }
+
+       return 0;
+}
+
+static int
 octeontx_dev_default_mac_addr_set(struct rte_eth_dev *dev,
-                                       struct ether_addr *addr)
+                                       struct rte_ether_addr *addr)
 {
        struct octeontx_nic *nic = octeontx_pmd_priv(dev);
+       uint8_t prom_mode = dev->data->promiscuous;
        int ret;
 
+       dev->data->promiscuous = 0;
        ret = octeontx_bgx_port_mac_set(nic->port_id, addr->addr_bytes);
-       if (ret != 0)
+       if (ret == 0) {
+               /* Update same mac address to BGX CAM table */
+               ret = octeontx_bgx_port_mac_add(nic->port_id, addr->addr_bytes,
+                                               0);
+       }
+       if (ret < 0) {
+               dev->data->promiscuous = prom_mode;
                octeontx_log_err("failed to set MAC address on port %d",
-                               nic->port_id);
+                                nic->port_id);
+       }
+
+       return ret;
 }
 
-static void
+static int
 octeontx_dev_info(struct rte_eth_dev *dev,
                struct rte_eth_dev_info *dev_info)
 {
-       RTE_SET_USED(dev);
+       struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 
        /* Autonegotiation may be disabled */
        dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
@@ -611,13 +630,12 @@ octeontx_dev_info(struct rte_eth_dev *dev,
                        ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G |
                        ETH_LINK_SPEED_40G;
 
-       dev_info->driver_name = RTE_STR(rte_octeontx_pmd);
-       dev_info->max_mac_addrs = 1;
+       dev_info->max_mac_addrs =
+                               octeontx_bgx_port_mac_entries_get(nic->port_id);
        dev_info->max_rx_pktlen = PKI_MAX_PKTLEN;
        dev_info->max_rx_queues = 1;
        dev_info->max_tx_queues = PKO_MAX_NUM_DQ;
        dev_info->min_rx_bufsize = 0;
-       dev_info->pci_dev = NULL;
 
        dev_info->default_rxconf = (struct rte_eth_rxconf) {
                .rx_free_thresh = 0,
@@ -627,14 +645,15 @@ octeontx_dev_info(struct rte_eth_dev *dev,
 
        dev_info->default_txconf = (struct rte_eth_txconf) {
                .tx_free_thresh = 0,
-               .txq_flags =
-                       ETH_TXQ_FLAGS_NOMULTSEGS |
-                       ETH_TXQ_FLAGS_NOOFFLOADS |
-                       ETH_TXQ_FLAGS_NOXSUMS,
+               .offloads = OCTEONTX_TX_OFFLOADS,
        };
 
        dev_info->rx_offload_capa = OCTEONTX_RX_OFFLOADS;
        dev_info->tx_offload_capa = OCTEONTX_TX_OFFLOADS;
+       dev_info->rx_queue_offload_capa = OCTEONTX_RX_OFFLOADS;
+       dev_info->tx_queue_offload_capa = OCTEONTX_TX_OFFLOADS;
+
+       return 0;
 }
 
 static void
@@ -738,19 +757,17 @@ octeontx_dev_tx_queue_release(void *tx_queue)
 static int
 octeontx_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
                            uint16_t nb_desc, unsigned int socket_id,
-                           const struct rte_eth_txconf *tx_conf)
+                           const struct rte_eth_txconf *tx_conf __rte_unused)
 {
        struct octeontx_nic *nic = octeontx_pmd_priv(dev);
        struct octeontx_txq *txq = NULL;
        uint16_t dq_num;
        int res = 0;
-       uint64_t configured_offloads;
-       uint64_t unsupported_offloads;
 
        RTE_SET_USED(nb_desc);
        RTE_SET_USED(socket_id);
 
-       dq_num = (nic->port_id * PKO_VF_NUM_DQ) + qidx;
+       dq_num = (nic->pko_vfid * PKO_VF_NUM_DQ) + qidx;
 
        /* Socket id check */
        if (socket_id != (unsigned int)SOCKET_ID_ANY &&
@@ -766,22 +783,6 @@ octeontx_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
                dev->data->tx_queues[qidx] = NULL;
        }
 
-       configured_offloads = tx_conf->offloads;
-
-       if (!(configured_offloads & DEV_TX_OFFLOAD_MT_LOCKFREE)) {
-               PMD_INIT_LOG(NOTICE, "cant disable lockfree tx");
-               configured_offloads |= DEV_TX_OFFLOAD_MT_LOCKFREE;
-       }
-
-       unsupported_offloads = configured_offloads & ~OCTEONTX_TX_OFFLOADS;
-       if (unsupported_offloads) {
-               PMD_INIT_LOG(ERR, "Tx offloads 0x%" PRIx64 " are not supported."
-                     "Requested 0x%" PRIx64 " supported 0x%" PRIx64 ".\n",
-                     unsupported_offloads, configured_offloads,
-                     (uint64_t)OCTEONTX_TX_OFFLOADS);
-               return -ENOTSUP;
-       }
-
        /* Allocating tx queue data structure */
        txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct octeontx_txq),
                                 RTE_CACHE_LINE_SIZE, nic->node);
@@ -834,11 +835,9 @@ octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
        pki_qos_cfg_t pki_qos;
        uintptr_t pool;
        int ret, port;
-       uint8_t gaura;
+       uint16_t gaura;
        unsigned int ev_queues = (nic->ev_queues * nic->port_id) + qidx;
        unsigned int ev_ports = (nic->ev_ports * nic->port_id) + qidx;
-       uint64_t configured_offloads;
-       uint64_t unsupported_offloads;
 
        RTE_SET_USED(nb_desc);
 
@@ -861,22 +860,6 @@ octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
 
        port = nic->port_id;
 
-       configured_offloads = rx_conf->offloads;
-
-       if (!(configured_offloads & DEV_RX_OFFLOAD_CRC_STRIP)) {
-               PMD_INIT_LOG(NOTICE, "can't disable hw crc strip");
-               configured_offloads |= DEV_RX_OFFLOAD_CRC_STRIP;
-       }
-
-       unsupported_offloads = configured_offloads & ~OCTEONTX_RX_OFFLOADS;
-
-       if (unsupported_offloads) {
-               PMD_INIT_LOG(ERR, "Rx offloads 0x%" PRIx64 " are not supported. "
-                     "Requested 0x%" PRIx64 " supported 0x%" PRIx64 "\n",
-                     unsupported_offloads, configured_offloads,
-                     (uint64_t)OCTEONTX_RX_OFFLOADS);
-               return -ENOTSUP;
-       }
        /* Rx deferred start is not supported */
        if (rx_conf->rx_deferred_start) {
                octeontx_log_err("rx deferred start not supported");
@@ -916,10 +899,11 @@ octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
                pktbuf_conf.mmask.f_cache_mode = 1;
 
                pktbuf_conf.wqe_skip = OCTTX_PACKET_WQE_SKIP;
-               pktbuf_conf.first_skip = OCTTX_PACKET_FIRST_SKIP;
+               pktbuf_conf.first_skip = OCTTX_PACKET_FIRST_SKIP(mb_pool);
                pktbuf_conf.later_skip = OCTTX_PACKET_LATER_SKIP;
                pktbuf_conf.mbuff_size = (mb_pool->elt_size -
                                        RTE_PKTMBUF_HEADROOM -
+                                       rte_pktmbuf_priv_size(mb_pool) -
                                        sizeof(struct rte_mbuf));
 
                pktbuf_conf.cache_mode = PKI_OPC_MODE_STF2_STT;
@@ -963,8 +947,8 @@ octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
 
                pool = (uintptr_t)mb_pool->pool_id;
 
-               /* Get the gpool Id */
-               gaura = octeontx_fpa_bufpool_gpool(pool);
+               /* Get the gaura Id */
+               gaura = octeontx_fpa_bufpool_gaura(pool);
 
                pki_qos.qpg_qos = PKI_QPG_QOS_NONE;
                pki_qos.num_entry = 1;
@@ -1048,6 +1032,8 @@ static const struct eth_dev_ops octeontx_dev_ops = {
        .link_update             = octeontx_dev_link_update,
        .stats_get               = octeontx_dev_stats_get,
        .stats_reset             = octeontx_dev_stats_reset,
+       .mac_addr_remove         = octeontx_dev_mac_addr_del,
+       .mac_addr_add            = octeontx_dev_mac_addr_add,
        .mac_addr_set            = octeontx_dev_default_mac_addr_set,
        .tx_queue_start          = octeontx_dev_tx_queue_start,
        .tx_queue_stop           = octeontx_dev_tx_queue_stop,
@@ -1065,11 +1051,13 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
                        int socket_id)
 {
        int res;
+       size_t pko_vfid;
        char octtx_name[OCTEONTX_MAX_NAME_LEN];
        struct octeontx_nic *nic = NULL;
        struct rte_eth_dev *eth_dev = NULL;
-       struct rte_eth_dev_data *data = NULL;
+       struct rte_eth_dev_data *data;
        const char *name = rte_vdev_device_name(dev);
+       int max_entries;
 
        PMD_INIT_FUNC_TRACE();
 
@@ -1079,17 +1067,22 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
                if (eth_dev == NULL)
                        return -ENODEV;
 
+               eth_dev->dev_ops = &octeontx_dev_ops;
+               eth_dev->device = &dev->device;
                eth_dev->tx_pkt_burst = octeontx_xmit_pkts;
                eth_dev->rx_pkt_burst = octeontx_recv_pkts;
+               rte_eth_dev_probing_finish(eth_dev);
                return 0;
        }
 
-       data = rte_zmalloc_socket(octtx_name, sizeof(*data), 0, socket_id);
-       if (data == NULL) {
-               octeontx_log_err("failed to allocate devdata");
+       /* Reserve an ethdev entry */
+       eth_dev = rte_eth_dev_allocate(octtx_name);
+       if (eth_dev == NULL) {
+               octeontx_log_err("failed to allocate rte_eth_dev");
                res = -ENOMEM;
                goto err;
        }
+       data = eth_dev->data;
 
        nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id);
        if (nic == NULL) {
@@ -1097,7 +1090,16 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
                res = -ENOMEM;
                goto err;
        }
+       data->dev_private = nic;
+       pko_vfid = octeontx_pko_get_vfid();
+
+       if (pko_vfid == SIZE_MAX) {
+               octeontx_log_err("failed to get pko vfid");
+               res = -ENODEV;
+               goto err;
+       }
 
+       nic->pko_vfid = pko_vfid;
        nic->port_id = port;
        nic->evdev = evdev;
 
@@ -1113,24 +1115,12 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
                goto err;
        }
 
-       /* Reserve an ethdev entry */
-       eth_dev = rte_eth_dev_allocate(octtx_name);
-       if (eth_dev == NULL) {
-               octeontx_log_err("failed to allocate rte_eth_dev");
-               res = -ENOMEM;
-               goto err;
-       }
-
        eth_dev->device = &dev->device;
        eth_dev->intr_handle = NULL;
        eth_dev->data->kdrv = RTE_KDRV_NONE;
        eth_dev->data->numa_node = dev->device.numa_node;
 
-       rte_memcpy(data, (eth_dev)->data, sizeof(*data));
-       data->dev_private = nic;
-
        data->port_id = eth_dev->data->port_id;
-       snprintf(data->name, sizeof(data->name), "%s", eth_dev->data->name);
 
        nic->ev_queues = 1;
        nic->ev_ports = 1;
@@ -1141,7 +1131,16 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
        data->all_multicast = 0;
        data->scattered_rx = 0;
 
-       data->mac_addrs = rte_zmalloc_socket(octtx_name, ETHER_ADDR_LEN, 0,
+       /* Get maximum number of supported MAC entries */
+       max_entries = octeontx_bgx_port_mac_entries_get(nic->port_id);
+       if (max_entries < 0) {
+               octeontx_log_err("Failed to get max entries for mac addr");
+               res = -ENOTSUP;
+               goto err;
+       }
+
+       data->mac_addrs = rte_zmalloc_socket(octtx_name, max_entries *
+                                            RTE_ETHER_ADDR_LEN, 0,
                                                        socket_id);
        if (data->mac_addrs == NULL) {
                octeontx_log_err("failed to allocate memory for mac_addrs");
@@ -1149,7 +1148,6 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
                goto err;
        }
 
-       eth_dev->data = data;
        eth_dev->dev_ops = &octeontx_dev_ops;
 
        /* Finally save ethdev pointer to the NIC structure */
@@ -1159,11 +1157,14 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
                octeontx_log_err("eth_dev->port_id (%d) is diff to orig (%d)",
                                data->port_id, nic->port_id);
                res = -EINVAL;
-               goto err;
+               goto free_mac_addrs;
        }
 
        /* Update port_id mac to eth_dev */
-       memcpy(data->mac_addrs, nic->mac_addr, ETHER_ADDR_LEN);
+       memcpy(data->mac_addrs, nic->mac_addr, RTE_ETHER_ADDR_LEN);
+
+       /* Update same mac address to BGX CAM table at index 0 */
+       octeontx_bgx_port_mac_add(nic->port_id, nic->mac_addr, 0);
 
        PMD_INIT_LOG(DEBUG, "ethdev info: ");
        PMD_INIT_LOG(DEBUG, "port %d, port_ena %d ochan %d num_ochan %d tx_q %d",
@@ -1175,18 +1176,16 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
        rte_octeontx_pchan_map[(nic->base_ochan >> 8) & 0x7]
                [(nic->base_ochan >> 4) & 0xF] = data->port_id;
 
+       rte_eth_dev_probing_finish(eth_dev);
        return data->port_id;
 
+free_mac_addrs:
+       rte_free(data->mac_addrs);
 err:
        if (nic)
                octeontx_port_close(nic);
 
-       if (eth_dev != NULL) {
-               rte_free(eth_dev->data->mac_addrs);
-               rte_free(data);
-               rte_free(nic);
-               rte_eth_dev_release_port(eth_dev);
-       }
+       rte_eth_dev_release_port(eth_dev);
 
        return res;
 }
@@ -1211,17 +1210,22 @@ octeontx_remove(struct rte_vdev_device *dev)
                if (eth_dev == NULL)
                        return -ENODEV;
 
+               if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
+                       rte_eth_dev_release_port(eth_dev);
+                       continue;
+               }
+
                nic = octeontx_pmd_priv(eth_dev);
                rte_event_dev_stop(nic->evdev);
                PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name);
 
-               rte_free(eth_dev->data->mac_addrs);
-               rte_free(eth_dev->data->dev_private);
-               rte_free(eth_dev->data);
                rte_eth_dev_release_port(eth_dev);
                rte_event_dev_close(nic->evdev);
        }
 
+       if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+               return 0;
+
        /* Free FC resource */
        octeontx_pko_fc_free();
 
@@ -1239,12 +1243,28 @@ octeontx_probe(struct rte_vdev_device *dev)
        struct rte_event_dev_config dev_conf;
        const char *eventdev_name = "event_octeontx";
        struct rte_event_dev_info info;
+       struct rte_eth_dev *eth_dev;
 
        struct octeontx_vdev_init_params init_params = {
                OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT
        };
 
        dev_name = rte_vdev_device_name(dev);
+
+       if (rte_eal_process_type() == RTE_PROC_SECONDARY &&
+           strlen(rte_vdev_device_args(dev)) == 0) {
+               eth_dev = rte_eth_dev_attach_secondary(dev_name);
+               if (!eth_dev) {
+                       PMD_INIT_LOG(ERR, "Failed to probe %s", dev_name);
+                       return -1;
+               }
+               /* TODO: request info from primary to set up Rx and Tx */
+               eth_dev->dev_ops = &octeontx_dev_ops;
+               eth_dev->device = &dev->device;
+               rte_eth_dev_probing_finish(eth_dev);
+               return 0;
+       }
+
        res = octeontx_parse_vdev_init_params(&init_params, dev);
        if (res < 0)
                return -EINVAL;
@@ -1299,15 +1319,8 @@ octeontx_probe(struct rte_vdev_device *dev)
                res = -EINVAL;
                goto parse_error;
        }
-       if (pnum > qnum) {
-               /*
-                * We don't poll on event ports
-                * that do not have any queues assigned.
-                */
-               pnum = qnum;
-               PMD_INIT_LOG(INFO,
-                       "reducing number of active event ports to %d", pnum);
-       }
+
+       /* Enable all queues available */
        for (i = 0; i < qnum; i++) {
                res = rte_event_queue_setup(evdev, i, NULL);
                if (res < 0) {
@@ -1317,6 +1330,7 @@ octeontx_probe(struct rte_vdev_device *dev)
                }
        }
 
+       /* Enable all ports available */
        for (i = 0; i < pnum; i++) {
                res = rte_event_port_setup(evdev, i, NULL);
                if (res < 0) {
@@ -1325,6 +1339,14 @@ octeontx_probe(struct rte_vdev_device *dev)
                                                i, res);
                        goto parse_error;
                }
+       }
+
+       /*
+        * Do 1:1 links for ports & queues. All queues would be mapped to
+        * one port. If there are more ports than queues, then some ports
+        * won't be linked to any queue.
+        */
+       for (i = 0; i < qnum; i++) {
                /* Link one queue to one event port */
                qlist = i;
                res = rte_event_port_link(evdev, i, &qlist, NULL, 1);