From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:54:28 +0200 Subject: Adding upstream version 18.2.2. Signed-off-by: Daniel Baumann --- src/spdk/dpdk/drivers/net/null/Makefile | 24 + src/spdk/dpdk/drivers/net/null/meson.build | 4 + src/spdk/dpdk/drivers/net/null/rte_eth_null.c | 738 +++++++++++++++++++++ .../dpdk/drivers/net/null/rte_pmd_null_version.map | 3 + 4 files changed, 769 insertions(+) create mode 100644 src/spdk/dpdk/drivers/net/null/Makefile create mode 100644 src/spdk/dpdk/drivers/net/null/meson.build create mode 100644 src/spdk/dpdk/drivers/net/null/rte_eth_null.c create mode 100644 src/spdk/dpdk/drivers/net/null/rte_pmd_null_version.map (limited to 'src/spdk/dpdk/drivers/net/null') diff --git a/src/spdk/dpdk/drivers/net/null/Makefile b/src/spdk/dpdk/drivers/net/null/Makefile new file mode 100644 index 000000000..f51150c13 --- /dev/null +++ b/src/spdk/dpdk/drivers/net/null/Makefile @@ -0,0 +1,24 @@ +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(c) 2015 IGEL Co.,Ltd. + +include $(RTE_SDK)/mk/rte.vars.mk + +# +# library name +# +LIB = librte_pmd_null.a + +CFLAGS += -O3 +CFLAGS += $(WERROR_FLAGS) +LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring +LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs +LDLIBS += -lrte_bus_vdev + +EXPORT_MAP := rte_pmd_null_version.map + +# +# all source are stored in SRCS-y +# +SRCS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += rte_eth_null.c + +include $(RTE_SDK)/mk/rte.lib.mk diff --git a/src/spdk/dpdk/drivers/net/null/meson.build b/src/spdk/dpdk/drivers/net/null/meson.build new file mode 100644 index 000000000..68ac0d2ae --- /dev/null +++ b/src/spdk/dpdk/drivers/net/null/meson.build @@ -0,0 +1,4 @@ +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(c) 2017 Intel Corporation + +sources = files('rte_eth_null.c') diff --git a/src/spdk/dpdk/drivers/net/null/rte_eth_null.c b/src/spdk/dpdk/drivers/net/null/rte_eth_null.c new file mode 100644 index 000000000..11258ccea --- /dev/null +++ b/src/spdk/dpdk/drivers/net/null/rte_eth_null.c @@ -0,0 +1,738 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright (C) IGEL Co.,Ltd. + * All rights reserved. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#define ETH_NULL_PACKET_SIZE_ARG "size" +#define ETH_NULL_PACKET_COPY_ARG "copy" +#define ETH_NULL_PACKET_NO_RX_ARG "no-rx" + +static unsigned int default_packet_size = 64; +static unsigned int default_packet_copy; +static unsigned int default_no_rx; + +static const char *valid_arguments[] = { + ETH_NULL_PACKET_SIZE_ARG, + ETH_NULL_PACKET_COPY_ARG, + ETH_NULL_PACKET_NO_RX_ARG, + NULL +}; + +struct pmd_internals; + +struct null_queue { + struct pmd_internals *internals; + + struct rte_mempool *mb_pool; + struct rte_mbuf *dummy_packet; + + rte_atomic64_t rx_pkts; + rte_atomic64_t tx_pkts; +}; + +struct pmd_options { + unsigned int packet_copy; + unsigned int packet_size; + unsigned int no_rx; +}; + +struct pmd_internals { + unsigned int packet_size; + unsigned int packet_copy; + unsigned int no_rx; + uint16_t port_id; + + struct null_queue rx_null_queues[RTE_MAX_QUEUES_PER_PORT]; + struct null_queue tx_null_queues[RTE_MAX_QUEUES_PER_PORT]; + + struct rte_ether_addr eth_addr; + /** Bit mask of RSS offloads, the bit offset also means flow type */ + uint64_t flow_type_rss_offloads; + + rte_spinlock_t rss_lock; + + uint16_t reta_size; + struct rte_eth_rss_reta_entry64 reta_conf[ETH_RSS_RETA_SIZE_128 / + RTE_RETA_GROUP_SIZE]; + + uint8_t rss_key[40]; /**< 40-byte hash key. */ +}; +static struct rte_eth_link pmd_link = { + .link_speed = ETH_SPEED_NUM_10G, + .link_duplex = ETH_LINK_FULL_DUPLEX, + .link_status = ETH_LINK_DOWN, + .link_autoneg = ETH_LINK_FIXED, +}; + +static int eth_null_logtype; + +#define PMD_LOG(level, fmt, args...) \ + rte_log(RTE_LOG_ ## level, eth_null_logtype, \ + "%s(): " fmt "\n", __func__, ##args) + +static uint16_t +eth_null_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs) +{ + int i; + struct null_queue *h = q; + unsigned int packet_size; + + if ((q == NULL) || (bufs == NULL)) + return 0; + + packet_size = h->internals->packet_size; + if (rte_pktmbuf_alloc_bulk(h->mb_pool, bufs, nb_bufs) != 0) + return 0; + + for (i = 0; i < nb_bufs; i++) { + bufs[i]->data_len = (uint16_t)packet_size; + bufs[i]->pkt_len = packet_size; + bufs[i]->port = h->internals->port_id; + } + + rte_atomic64_add(&(h->rx_pkts), i); + + return i; +} + +static uint16_t +eth_null_copy_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs) +{ + int i; + struct null_queue *h = q; + unsigned int packet_size; + + if ((q == NULL) || (bufs == NULL)) + return 0; + + packet_size = h->internals->packet_size; + if (rte_pktmbuf_alloc_bulk(h->mb_pool, bufs, nb_bufs) != 0) + return 0; + + for (i = 0; i < nb_bufs; i++) { + rte_memcpy(rte_pktmbuf_mtod(bufs[i], void *), h->dummy_packet, + packet_size); + bufs[i]->data_len = (uint16_t)packet_size; + bufs[i]->pkt_len = packet_size; + bufs[i]->port = h->internals->port_id; + } + + rte_atomic64_add(&(h->rx_pkts), i); + + return i; +} + +static uint16_t +eth_null_no_rx(void *q __rte_unused, struct rte_mbuf **bufs __rte_unused, + uint16_t nb_bufs __rte_unused) +{ + return 0; +} + +static uint16_t +eth_null_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs) +{ + int i; + struct null_queue *h = q; + + if ((q == NULL) || (bufs == NULL)) + return 0; + + for (i = 0; i < nb_bufs; i++) + rte_pktmbuf_free(bufs[i]); + + rte_atomic64_add(&(h->tx_pkts), i); + + return i; +} + +static uint16_t +eth_null_copy_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs) +{ + int i; + struct null_queue *h = q; + unsigned int packet_size; + + if ((q == NULL) || (bufs == NULL)) + return 0; + + packet_size = h->internals->packet_size; + for (i = 0; i < nb_bufs; i++) { + rte_memcpy(h->dummy_packet, rte_pktmbuf_mtod(bufs[i], void *), + packet_size); + rte_pktmbuf_free(bufs[i]); + } + + rte_atomic64_add(&(h->tx_pkts), i); + + return i; +} + +static int +eth_dev_configure(struct rte_eth_dev *dev __rte_unused) +{ + return 0; +} + +static int +eth_dev_start(struct rte_eth_dev *dev) +{ + if (dev == NULL) + return -EINVAL; + + dev->data->dev_link.link_status = ETH_LINK_UP; + return 0; +} + +static void +eth_dev_stop(struct rte_eth_dev *dev) +{ + if (dev == NULL) + return; + + dev->data->dev_link.link_status = ETH_LINK_DOWN; +} + +static int +eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id, + uint16_t nb_rx_desc __rte_unused, + unsigned int socket_id __rte_unused, + const struct rte_eth_rxconf *rx_conf __rte_unused, + struct rte_mempool *mb_pool) +{ + struct rte_mbuf *dummy_packet; + struct pmd_internals *internals; + unsigned int packet_size; + + if ((dev == NULL) || (mb_pool == NULL)) + return -EINVAL; + + internals = dev->data->dev_private; + + if (rx_queue_id >= dev->data->nb_rx_queues) + return -ENODEV; + + packet_size = internals->packet_size; + + internals->rx_null_queues[rx_queue_id].mb_pool = mb_pool; + dev->data->rx_queues[rx_queue_id] = + &internals->rx_null_queues[rx_queue_id]; + dummy_packet = rte_zmalloc_socket(NULL, + packet_size, 0, dev->data->numa_node); + if (dummy_packet == NULL) + return -ENOMEM; + + internals->rx_null_queues[rx_queue_id].internals = internals; + internals->rx_null_queues[rx_queue_id].dummy_packet = dummy_packet; + + return 0; +} + +static int +eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id, + uint16_t nb_tx_desc __rte_unused, + unsigned int socket_id __rte_unused, + const struct rte_eth_txconf *tx_conf __rte_unused) +{ + struct rte_mbuf *dummy_packet; + struct pmd_internals *internals; + unsigned int packet_size; + + if (dev == NULL) + return -EINVAL; + + internals = dev->data->dev_private; + + if (tx_queue_id >= dev->data->nb_tx_queues) + return -ENODEV; + + packet_size = internals->packet_size; + + dev->data->tx_queues[tx_queue_id] = + &internals->tx_null_queues[tx_queue_id]; + dummy_packet = rte_zmalloc_socket(NULL, + packet_size, 0, dev->data->numa_node); + if (dummy_packet == NULL) + return -ENOMEM; + + internals->tx_null_queues[tx_queue_id].internals = internals; + internals->tx_null_queues[tx_queue_id].dummy_packet = dummy_packet; + + return 0; +} + +static int +eth_mtu_set(struct rte_eth_dev *dev __rte_unused, uint16_t mtu __rte_unused) +{ + return 0; +} + +static int +eth_dev_info(struct rte_eth_dev *dev, + struct rte_eth_dev_info *dev_info) +{ + struct pmd_internals *internals; + + if ((dev == NULL) || (dev_info == NULL)) + return -EINVAL; + + internals = dev->data->dev_private; + dev_info->max_mac_addrs = 1; + dev_info->max_rx_pktlen = (uint32_t)-1; + dev_info->max_rx_queues = RTE_DIM(internals->rx_null_queues); + dev_info->max_tx_queues = RTE_DIM(internals->tx_null_queues); + dev_info->min_rx_bufsize = 0; + dev_info->reta_size = internals->reta_size; + dev_info->flow_type_rss_offloads = internals->flow_type_rss_offloads; + + return 0; +} + +static int +eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *igb_stats) +{ + unsigned int i, num_stats; + unsigned long rx_total = 0, tx_total = 0; + const struct pmd_internals *internal; + + if ((dev == NULL) || (igb_stats == NULL)) + return -EINVAL; + + internal = dev->data->dev_private; + num_stats = RTE_MIN((unsigned int)RTE_ETHDEV_QUEUE_STAT_CNTRS, + RTE_MIN(dev->data->nb_rx_queues, + RTE_DIM(internal->rx_null_queues))); + for (i = 0; i < num_stats; i++) { + igb_stats->q_ipackets[i] = + internal->rx_null_queues[i].rx_pkts.cnt; + rx_total += igb_stats->q_ipackets[i]; + } + + num_stats = RTE_MIN((unsigned int)RTE_ETHDEV_QUEUE_STAT_CNTRS, + RTE_MIN(dev->data->nb_tx_queues, + RTE_DIM(internal->tx_null_queues))); + for (i = 0; i < num_stats; i++) { + igb_stats->q_opackets[i] = + internal->tx_null_queues[i].tx_pkts.cnt; + tx_total += igb_stats->q_opackets[i]; + } + + igb_stats->ipackets = rx_total; + igb_stats->opackets = tx_total; + + return 0; +} + +static int +eth_stats_reset(struct rte_eth_dev *dev) +{ + unsigned int i; + struct pmd_internals *internal; + + if (dev == NULL) + return -EINVAL; + + internal = dev->data->dev_private; + for (i = 0; i < RTE_DIM(internal->rx_null_queues); i++) + internal->rx_null_queues[i].rx_pkts.cnt = 0; + for (i = 0; i < RTE_DIM(internal->tx_null_queues); i++) + internal->tx_null_queues[i].tx_pkts.cnt = 0; + + return 0; +} + +static void +eth_queue_release(void *q) +{ + struct null_queue *nq; + + if (q == NULL) + return; + + nq = q; + rte_free(nq->dummy_packet); +} + +static int +eth_link_update(struct rte_eth_dev *dev __rte_unused, + int wait_to_complete __rte_unused) { return 0; } + +static int +eth_rss_reta_update(struct rte_eth_dev *dev, + struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size) +{ + int i, j; + struct pmd_internals *internal = dev->data->dev_private; + + if (reta_size != internal->reta_size) + return -EINVAL; + + rte_spinlock_lock(&internal->rss_lock); + + /* Copy RETA table */ + for (i = 0; i < (internal->reta_size / RTE_RETA_GROUP_SIZE); i++) { + internal->reta_conf[i].mask = reta_conf[i].mask; + for (j = 0; j < RTE_RETA_GROUP_SIZE; j++) + if ((reta_conf[i].mask >> j) & 0x01) + internal->reta_conf[i].reta[j] = reta_conf[i].reta[j]; + } + + rte_spinlock_unlock(&internal->rss_lock); + + return 0; +} + +static int +eth_rss_reta_query(struct rte_eth_dev *dev, + struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size) +{ + int i, j; + struct pmd_internals *internal = dev->data->dev_private; + + if (reta_size != internal->reta_size) + return -EINVAL; + + rte_spinlock_lock(&internal->rss_lock); + + /* Copy RETA table */ + for (i = 0; i < (internal->reta_size / RTE_RETA_GROUP_SIZE); i++) { + for (j = 0; j < RTE_RETA_GROUP_SIZE; j++) + if ((reta_conf[i].mask >> j) & 0x01) + reta_conf[i].reta[j] = internal->reta_conf[i].reta[j]; + } + + rte_spinlock_unlock(&internal->rss_lock); + + return 0; +} + +static int +eth_rss_hash_update(struct rte_eth_dev *dev, struct rte_eth_rss_conf *rss_conf) +{ + struct pmd_internals *internal = dev->data->dev_private; + + rte_spinlock_lock(&internal->rss_lock); + + if ((rss_conf->rss_hf & internal->flow_type_rss_offloads) != 0) + dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf = + rss_conf->rss_hf & internal->flow_type_rss_offloads; + + if (rss_conf->rss_key) + rte_memcpy(internal->rss_key, rss_conf->rss_key, 40); + + rte_spinlock_unlock(&internal->rss_lock); + + return 0; +} + +static int +eth_rss_hash_conf_get(struct rte_eth_dev *dev, + struct rte_eth_rss_conf *rss_conf) +{ + struct pmd_internals *internal = dev->data->dev_private; + + rte_spinlock_lock(&internal->rss_lock); + + rss_conf->rss_hf = dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf; + if (rss_conf->rss_key) + rte_memcpy(rss_conf->rss_key, internal->rss_key, 40); + + rte_spinlock_unlock(&internal->rss_lock); + + return 0; +} + +static int +eth_mac_address_set(__rte_unused struct rte_eth_dev *dev, + __rte_unused struct rte_ether_addr *addr) +{ + return 0; +} + +static const struct eth_dev_ops ops = { + .dev_start = eth_dev_start, + .dev_stop = eth_dev_stop, + .dev_configure = eth_dev_configure, + .dev_infos_get = eth_dev_info, + .rx_queue_setup = eth_rx_queue_setup, + .tx_queue_setup = eth_tx_queue_setup, + .rx_queue_release = eth_queue_release, + .tx_queue_release = eth_queue_release, + .mtu_set = eth_mtu_set, + .link_update = eth_link_update, + .mac_addr_set = eth_mac_address_set, + .stats_get = eth_stats_get, + .stats_reset = eth_stats_reset, + .reta_update = eth_rss_reta_update, + .reta_query = eth_rss_reta_query, + .rss_hash_update = eth_rss_hash_update, + .rss_hash_conf_get = eth_rss_hash_conf_get +}; + +static int +eth_dev_null_create(struct rte_vdev_device *dev, struct pmd_options *args) +{ + const unsigned int nb_rx_queues = 1; + const unsigned int nb_tx_queues = 1; + struct rte_eth_dev_data *data; + struct pmd_internals *internals = NULL; + struct rte_eth_dev *eth_dev = NULL; + + static const uint8_t default_rss_key[40] = { + 0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2, 0x41, 0x67, 0x25, 0x3D, + 0x43, 0xA3, 0x8F, 0xB0, 0xD0, 0xCA, 0x2B, 0xCB, 0xAE, 0x7B, 0x30, 0xB4, + 0x77, 0xCB, 0x2D, 0xA3, 0x80, 0x30, 0xF2, 0x0C, 0x6A, 0x42, 0xB7, 0x3B, + 0xBE, 0xAC, 0x01, 0xFA + }; + + if (dev->device.numa_node == SOCKET_ID_ANY) + dev->device.numa_node = rte_socket_id(); + + PMD_LOG(INFO, "Creating null ethdev on numa socket %u", + dev->device.numa_node); + + eth_dev = rte_eth_vdev_allocate(dev, sizeof(*internals)); + if (!eth_dev) + return -ENOMEM; + + /* now put it all together + * - store queue data in internals, + * - store numa_node info in ethdev data + * - point eth_dev_data to internals + * - and point eth_dev structure to new eth_dev_data structure + */ + /* NOTE: we'll replace the data element, of originally allocated eth_dev + * so the nulls are local per-process */ + + internals = eth_dev->data->dev_private; + internals->packet_size = args->packet_size; + internals->packet_copy = args->packet_copy; + internals->no_rx = args->no_rx; + internals->port_id = eth_dev->data->port_id; + rte_eth_random_addr(internals->eth_addr.addr_bytes); + + internals->flow_type_rss_offloads = ETH_RSS_PROTO_MASK; + internals->reta_size = RTE_DIM(internals->reta_conf) * RTE_RETA_GROUP_SIZE; + + rte_memcpy(internals->rss_key, default_rss_key, 40); + + data = eth_dev->data; + data->nb_rx_queues = (uint16_t)nb_rx_queues; + data->nb_tx_queues = (uint16_t)nb_tx_queues; + data->dev_link = pmd_link; + data->mac_addrs = &internals->eth_addr; + data->promiscuous = 1; + data->all_multicast = 1; + + eth_dev->dev_ops = &ops; + + /* finally assign rx and tx ops */ + if (internals->packet_copy) { + eth_dev->rx_pkt_burst = eth_null_copy_rx; + eth_dev->tx_pkt_burst = eth_null_copy_tx; + } else if (internals->no_rx) { + eth_dev->rx_pkt_burst = eth_null_no_rx; + eth_dev->tx_pkt_burst = eth_null_tx; + } else { + eth_dev->rx_pkt_burst = eth_null_rx; + eth_dev->tx_pkt_burst = eth_null_tx; + } + + rte_eth_dev_probing_finish(eth_dev); + return 0; +} + +static inline int +get_packet_size_arg(const char *key __rte_unused, + const char *value, void *extra_args) +{ + const char *a = value; + unsigned int *packet_size = extra_args; + + if ((value == NULL) || (extra_args == NULL)) + return -EINVAL; + + *packet_size = (unsigned int)strtoul(a, NULL, 0); + if (*packet_size == UINT_MAX) + return -1; + + return 0; +} + +static inline int +get_packet_copy_arg(const char *key __rte_unused, + const char *value, void *extra_args) +{ + const char *a = value; + unsigned int *packet_copy = extra_args; + + if ((value == NULL) || (extra_args == NULL)) + return -EINVAL; + + *packet_copy = (unsigned int)strtoul(a, NULL, 0); + if (*packet_copy == UINT_MAX) + return -1; + + return 0; +} + +static int +get_packet_no_rx_arg(const char *key __rte_unused, + const char *value, void *extra_args) +{ + const char *a = value; + unsigned int no_rx; + + if (value == NULL || extra_args == NULL) + return -EINVAL; + + no_rx = (unsigned int)strtoul(a, NULL, 0); + if (no_rx != 0 && no_rx != 1) + return -1; + + *(unsigned int *)extra_args = no_rx; + return 0; +} + +static int +rte_pmd_null_probe(struct rte_vdev_device *dev) +{ + const char *name, *params; + struct pmd_options args = { + .packet_copy = default_packet_copy, + .packet_size = default_packet_size, + .no_rx = default_no_rx, + }; + struct rte_kvargs *kvlist = NULL; + struct rte_eth_dev *eth_dev; + int ret; + + if (!dev) + return -EINVAL; + + name = rte_vdev_device_name(dev); + params = rte_vdev_device_args(dev); + PMD_LOG(INFO, "Initializing pmd_null for %s", name); + + if (rte_eal_process_type() == RTE_PROC_SECONDARY) { + struct pmd_internals *internals; + eth_dev = rte_eth_dev_attach_secondary(name); + if (!eth_dev) { + PMD_LOG(ERR, "Failed to probe %s", name); + return -1; + } + /* TODO: request info from primary to set up Rx and Tx */ + eth_dev->dev_ops = &ops; + eth_dev->device = &dev->device; + internals = eth_dev->data->dev_private; + if (internals->packet_copy) { + eth_dev->rx_pkt_burst = eth_null_copy_rx; + eth_dev->tx_pkt_burst = eth_null_copy_tx; + } else if (internals->no_rx) { + eth_dev->rx_pkt_burst = eth_null_no_rx; + eth_dev->tx_pkt_burst = eth_null_tx; + } else { + eth_dev->rx_pkt_burst = eth_null_rx; + eth_dev->tx_pkt_burst = eth_null_tx; + } + rte_eth_dev_probing_finish(eth_dev); + return 0; + } + + if (params != NULL) { + kvlist = rte_kvargs_parse(params, valid_arguments); + if (kvlist == NULL) + return -1; + + ret = rte_kvargs_process(kvlist, + ETH_NULL_PACKET_SIZE_ARG, + &get_packet_size_arg, &args.packet_size); + if (ret < 0) + goto free_kvlist; + + + ret = rte_kvargs_process(kvlist, + ETH_NULL_PACKET_COPY_ARG, + &get_packet_copy_arg, &args.packet_copy); + if (ret < 0) + goto free_kvlist; + + ret = rte_kvargs_process(kvlist, + ETH_NULL_PACKET_NO_RX_ARG, + &get_packet_no_rx_arg, &args.no_rx); + if (ret < 0) + goto free_kvlist; + + if (args.no_rx && args.packet_copy) { + PMD_LOG(ERR, + "Both %s and %s arguments at the same time not supported", + ETH_NULL_PACKET_COPY_ARG, + ETH_NULL_PACKET_NO_RX_ARG); + goto free_kvlist; + } + } + + PMD_LOG(INFO, "Configure pmd_null: packet size is %d, " + "packet copy is %s", args.packet_size, + args.packet_copy ? "enabled" : "disabled"); + + ret = eth_dev_null_create(dev, &args); + +free_kvlist: + if (kvlist) + rte_kvargs_free(kvlist); + return ret; +} + +static int +rte_pmd_null_remove(struct rte_vdev_device *dev) +{ + struct rte_eth_dev *eth_dev = NULL; + + if (!dev) + return -EINVAL; + + PMD_LOG(INFO, "Closing null ethdev on numa socket %u", + rte_socket_id()); + + /* find the ethdev entry */ + eth_dev = rte_eth_dev_allocated(rte_vdev_device_name(dev)); + if (eth_dev == NULL) + return -1; + + if (rte_eal_process_type() == RTE_PROC_PRIMARY) + /* mac_addrs must not be freed alone because part of dev_private */ + eth_dev->data->mac_addrs = NULL; + + rte_eth_dev_release_port(eth_dev); + + return 0; +} + +static struct rte_vdev_driver pmd_null_drv = { + .probe = rte_pmd_null_probe, + .remove = rte_pmd_null_remove, +}; + +RTE_PMD_REGISTER_VDEV(net_null, pmd_null_drv); +RTE_PMD_REGISTER_ALIAS(net_null, eth_null); +RTE_PMD_REGISTER_PARAM_STRING(net_null, + "size= " + "copy= " + ETH_NULL_PACKET_NO_RX_ARG "=0|1"); + +RTE_INIT(eth_null_init_log) +{ + eth_null_logtype = rte_log_register("pmd.net.null"); + if (eth_null_logtype >= 0) + rte_log_set_level(eth_null_logtype, RTE_LOG_NOTICE); +} diff --git a/src/spdk/dpdk/drivers/net/null/rte_pmd_null_version.map b/src/spdk/dpdk/drivers/net/null/rte_pmd_null_version.map new file mode 100644 index 000000000..f9f17e4f6 --- /dev/null +++ b/src/spdk/dpdk/drivers/net/null/rte_pmd_null_version.map @@ -0,0 +1,3 @@ +DPDK_20.0 { + local: *; +}; -- cgit v1.2.3