summaryrefslogtreecommitdiffstats
path: root/drivers/net/enic/enic_ethdev.c
diff options
context:
space:
mode:
authorC.J. Collier <cjcollier@linuxfoundation.org>2016-06-14 07:50:17 -0700
committerC.J. Collier <cjcollier@linuxfoundation.org>2016-06-14 12:17:54 -0700
commit97f17497d162afdb82c8704bf097f0fee3724b2e (patch)
tree1c6269614c0c15ffef8451c58ae8f8b30a1bc804 /drivers/net/enic/enic_ethdev.c
parente04be89c2409570e0055b2cda60bd11395bb93b0 (diff)
Imported Upstream version 16.04
Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757 Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>
Diffstat (limited to 'drivers/net/enic/enic_ethdev.c')
-rw-r--r--drivers/net/enic/enic_ethdev.c687
1 files changed, 687 insertions, 0 deletions
diff --git a/drivers/net/enic/enic_ethdev.c b/drivers/net/enic/enic_ethdev.c
new file mode 100644
index 00000000..6bea9405
--- /dev/null
+++ b/drivers/net/enic/enic_ethdev.c
@@ -0,0 +1,687 @@
+/*
+ * Copyright 2008-2014 Cisco Systems, Inc. All rights reserved.
+ * Copyright 2007 Nuova Systems, Inc. All rights reserved.
+ *
+ * Copyright (c) 2014, Cisco Systems, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+
+#include <rte_dev.h>
+#include <rte_pci.h>
+#include <rte_ethdev.h>
+#include <rte_string_fns.h>
+
+#include "vnic_intr.h"
+#include "vnic_cq.h"
+#include "vnic_wq.h"
+#include "vnic_rq.h"
+#include "vnic_enet.h"
+#include "enic.h"
+
+#ifdef RTE_LIBRTE_ENIC_DEBUG
+#define ENICPMD_FUNC_TRACE() \
+ RTE_LOG(DEBUG, PMD, "ENICPMD trace: %s\n", __func__)
+#else
+#define ENICPMD_FUNC_TRACE() (void)0
+#endif
+
+/*
+ * The set of PCI devices this driver supports
+ */
+static const struct rte_pci_id pci_id_enic_map[] = {
+#define RTE_PCI_DEV_ID_DECL_ENIC(vend, dev) {RTE_PCI_DEVICE(vend, dev)},
+#ifndef PCI_VENDOR_ID_CISCO
+#define PCI_VENDOR_ID_CISCO 0x1137
+#endif
+#include "rte_pci_dev_ids.h"
+RTE_PCI_DEV_ID_DECL_ENIC(PCI_VENDOR_ID_CISCO, PCI_DEVICE_ID_CISCO_VIC_ENET)
+RTE_PCI_DEV_ID_DECL_ENIC(PCI_VENDOR_ID_CISCO, PCI_DEVICE_ID_CISCO_VIC_ENET_VF)
+{.vendor_id = 0, /* Sentinal */},
+};
+
+static int
+enicpmd_fdir_ctrl_func(struct rte_eth_dev *eth_dev,
+ enum rte_filter_op filter_op, void *arg)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+ int ret = 0;
+
+ ENICPMD_FUNC_TRACE();
+ if (filter_op == RTE_ETH_FILTER_NOP)
+ return 0;
+
+ if (arg == NULL && filter_op != RTE_ETH_FILTER_FLUSH)
+ return -EINVAL;
+
+ switch (filter_op) {
+ case RTE_ETH_FILTER_ADD:
+ case RTE_ETH_FILTER_UPDATE:
+ ret = enic_fdir_add_fltr(enic,
+ (struct rte_eth_fdir_filter *)arg);
+ break;
+
+ case RTE_ETH_FILTER_DELETE:
+ ret = enic_fdir_del_fltr(enic,
+ (struct rte_eth_fdir_filter *)arg);
+ break;
+
+ case RTE_ETH_FILTER_STATS:
+ enic_fdir_stats_get(enic, (struct rte_eth_fdir_stats *)arg);
+ break;
+
+ case RTE_ETH_FILTER_FLUSH:
+ case RTE_ETH_FILTER_INFO:
+ dev_warning(enic, "unsupported operation %u", filter_op);
+ ret = -ENOTSUP;
+ break;
+ default:
+ dev_err(enic, "unknown operation %u", filter_op);
+ ret = -EINVAL;
+ break;
+ }
+ return ret;
+}
+
+static int
+enicpmd_dev_filter_ctrl(struct rte_eth_dev *dev,
+ enum rte_filter_type filter_type,
+ enum rte_filter_op filter_op,
+ void *arg)
+{
+ int ret = -EINVAL;
+
+ if (RTE_ETH_FILTER_FDIR == filter_type)
+ ret = enicpmd_fdir_ctrl_func(dev, filter_op, arg);
+ else
+ dev_warning(enic, "Filter type (%d) not supported",
+ filter_type);
+
+ return ret;
+}
+
+static void enicpmd_dev_tx_queue_release(void *txq)
+{
+ ENICPMD_FUNC_TRACE();
+ enic_free_wq(txq);
+}
+
+static int enicpmd_dev_setup_intr(struct enic *enic)
+{
+ int ret;
+ unsigned int index;
+
+ ENICPMD_FUNC_TRACE();
+
+ /* Are we done with the init of all the queues? */
+ for (index = 0; index < enic->cq_count; index++) {
+ if (!enic->cq[index].ctrl)
+ break;
+ }
+
+ if (enic->cq_count != index)
+ return 0;
+
+ ret = enic_alloc_intr_resources(enic);
+ if (ret) {
+ dev_err(enic, "alloc intr failed\n");
+ return ret;
+ }
+ enic_init_vnic_resources(enic);
+
+ ret = enic_setup_finish(enic);
+ if (ret)
+ dev_err(enic, "setup could not be finished\n");
+
+ return ret;
+}
+
+static int enicpmd_dev_tx_queue_setup(struct rte_eth_dev *eth_dev,
+ uint16_t queue_idx,
+ uint16_t nb_desc,
+ unsigned int socket_id,
+ __rte_unused const struct rte_eth_txconf *tx_conf)
+{
+ int ret;
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ if (queue_idx >= ENIC_WQ_MAX) {
+ dev_err(enic,
+ "Max number of TX queues exceeded. Max is %d\n",
+ ENIC_WQ_MAX);
+ return -EINVAL;
+ }
+
+ eth_dev->data->tx_queues[queue_idx] = (void *)&enic->wq[queue_idx];
+
+ ret = enic_alloc_wq(enic, queue_idx, socket_id, nb_desc);
+ if (ret) {
+ dev_err(enic, "error in allocating wq\n");
+ return ret;
+ }
+
+ return enicpmd_dev_setup_intr(enic);
+}
+
+static int enicpmd_dev_tx_queue_start(struct rte_eth_dev *eth_dev,
+ uint16_t queue_idx)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+
+ enic_start_wq(enic, queue_idx);
+ eth_dev->data->tx_queue_state[queue_idx] = RTE_ETH_QUEUE_STATE_STARTED;
+
+ return 0;
+}
+
+static int enicpmd_dev_tx_queue_stop(struct rte_eth_dev *eth_dev,
+ uint16_t queue_idx)
+{
+ int ret;
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+
+ ret = enic_stop_wq(enic, queue_idx);
+ if (ret)
+ dev_err(enic, "error in stopping wq %d\n", queue_idx);
+ else
+ eth_dev->data->tx_queue_state[queue_idx] = RTE_ETH_QUEUE_STATE_STOPPED;
+
+ return ret;
+}
+
+static int enicpmd_dev_rx_queue_start(struct rte_eth_dev *eth_dev,
+ uint16_t queue_idx)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+
+ enic_start_rq(enic, queue_idx);
+ eth_dev->data->rx_queue_state[queue_idx] = RTE_ETH_QUEUE_STATE_STARTED;
+
+ return 0;
+}
+
+static int enicpmd_dev_rx_queue_stop(struct rte_eth_dev *eth_dev,
+ uint16_t queue_idx)
+{
+ int ret;
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+
+ ret = enic_stop_rq(enic, queue_idx);
+ if (ret)
+ dev_err(enic, "error in stopping rq %d\n", queue_idx);
+ else
+ eth_dev->data->rx_queue_state[queue_idx] = RTE_ETH_QUEUE_STATE_STOPPED;
+
+ return ret;
+}
+
+static void enicpmd_dev_rx_queue_release(void *rxq)
+{
+ ENICPMD_FUNC_TRACE();
+ enic_free_rq(rxq);
+}
+
+static int enicpmd_dev_rx_queue_setup(struct rte_eth_dev *eth_dev,
+ uint16_t queue_idx,
+ uint16_t nb_desc,
+ unsigned int socket_id,
+ const struct rte_eth_rxconf *rx_conf,
+ struct rte_mempool *mp)
+{
+ int ret;
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ if (queue_idx >= ENIC_RQ_MAX) {
+ dev_err(enic,
+ "Max number of RX queues exceeded. Max is %d\n",
+ ENIC_RQ_MAX);
+ return -EINVAL;
+ }
+
+ eth_dev->data->rx_queues[queue_idx] = (void *)&enic->rq[queue_idx];
+
+ ret = enic_alloc_rq(enic, queue_idx, socket_id, mp, nb_desc);
+ if (ret) {
+ dev_err(enic, "error in allocating rq\n");
+ return ret;
+ }
+
+ enic->rq[queue_idx].rx_free_thresh = rx_conf->rx_free_thresh;
+ dev_debug(enic, "Set queue_id:%u free thresh:%u\n", queue_idx,
+ enic->rq[queue_idx].rx_free_thresh);
+
+ return enicpmd_dev_setup_intr(enic);
+}
+
+static int enicpmd_vlan_filter_set(struct rte_eth_dev *eth_dev,
+ uint16_t vlan_id, int on)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+ int err;
+
+ ENICPMD_FUNC_TRACE();
+ if (on)
+ err = enic_add_vlan(enic, vlan_id);
+ else
+ err = enic_del_vlan(enic, vlan_id);
+ return err;
+}
+
+static void enicpmd_vlan_offload_set(struct rte_eth_dev *eth_dev, int mask)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+
+ if (mask & ETH_VLAN_STRIP_MASK) {
+ if (eth_dev->data->dev_conf.rxmode.hw_vlan_strip)
+ enic->ig_vlan_strip_en = 1;
+ else
+ enic->ig_vlan_strip_en = 0;
+ }
+ enic_set_rss_nic_cfg(enic);
+
+
+ if (mask & ETH_VLAN_FILTER_MASK) {
+ dev_warning(enic,
+ "Configuration of VLAN filter is not supported\n");
+ }
+
+ if (mask & ETH_VLAN_EXTEND_MASK) {
+ dev_warning(enic,
+ "Configuration of extended VLAN is not supported\n");
+ }
+}
+
+static int enicpmd_dev_configure(struct rte_eth_dev *eth_dev)
+{
+ int ret;
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ ret = enic_set_vnic_res(enic);
+ if (ret) {
+ dev_err(enic, "Set vNIC resource num failed, aborting\n");
+ return ret;
+ }
+
+ if (eth_dev->data->dev_conf.rxmode.split_hdr_size &&
+ eth_dev->data->dev_conf.rxmode.header_split) {
+ /* Enable header-data-split */
+ enic_set_hdr_split_size(enic,
+ eth_dev->data->dev_conf.rxmode.split_hdr_size);
+ }
+
+ enic->hw_ip_checksum = eth_dev->data->dev_conf.rxmode.hw_ip_checksum;
+ return 0;
+}
+
+/* Start the device.
+ * It returns 0 on success.
+ */
+static int enicpmd_dev_start(struct rte_eth_dev *eth_dev)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ return enic_enable(enic);
+}
+
+/*
+ * Stop device: disable rx and tx functions to allow for reconfiguring.
+ */
+static void enicpmd_dev_stop(struct rte_eth_dev *eth_dev)
+{
+ struct rte_eth_link link;
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic_disable(enic);
+ memset(&link, 0, sizeof(link));
+ rte_atomic64_cmpset((uint64_t *)&eth_dev->data->dev_link,
+ *(uint64_t *)&eth_dev->data->dev_link,
+ *(uint64_t *)&link);
+}
+
+/*
+ * Stop device.
+ */
+static void enicpmd_dev_close(struct rte_eth_dev *eth_dev)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic_remove(enic);
+}
+
+static int enicpmd_dev_link_update(struct rte_eth_dev *eth_dev,
+ __rte_unused int wait_to_complete)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+ int ret;
+ int link_status = 0;
+
+ ENICPMD_FUNC_TRACE();
+ link_status = enic_get_link_status(enic);
+ ret = (link_status == enic->link_status);
+ enic->link_status = link_status;
+ eth_dev->data->dev_link.link_status = link_status;
+ eth_dev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX;
+ eth_dev->data->dev_link.link_speed = vnic_dev_port_speed(enic->vdev);
+ return ret;
+}
+
+static void enicpmd_dev_stats_get(struct rte_eth_dev *eth_dev,
+ struct rte_eth_stats *stats)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic_dev_stats_get(enic, stats);
+}
+
+static void enicpmd_dev_stats_reset(struct rte_eth_dev *eth_dev)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic_dev_stats_clear(enic);
+}
+
+static void enicpmd_dev_info_get(struct rte_eth_dev *eth_dev,
+ struct rte_eth_dev_info *device_info)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ device_info->max_rx_queues = enic->rq_count;
+ device_info->max_tx_queues = enic->wq_count;
+ device_info->min_rx_bufsize = ENIC_MIN_MTU;
+ device_info->max_rx_pktlen = enic->config.mtu;
+ device_info->max_mac_addrs = 1;
+ device_info->rx_offload_capa =
+ DEV_RX_OFFLOAD_VLAN_STRIP |
+ DEV_RX_OFFLOAD_IPV4_CKSUM |
+ DEV_RX_OFFLOAD_UDP_CKSUM |
+ DEV_RX_OFFLOAD_TCP_CKSUM;
+ device_info->tx_offload_capa =
+ DEV_TX_OFFLOAD_VLAN_INSERT |
+ DEV_TX_OFFLOAD_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_UDP_CKSUM |
+ DEV_TX_OFFLOAD_TCP_CKSUM;
+ device_info->default_rxconf = (struct rte_eth_rxconf) {
+ .rx_free_thresh = ENIC_DEFAULT_RX_FREE_THRESH
+ };
+}
+
+static const uint32_t *enicpmd_dev_supported_ptypes_get(struct rte_eth_dev *dev)
+{
+ static const uint32_t ptypes[] = {
+ RTE_PTYPE_L3_IPV4,
+ RTE_PTYPE_L3_IPV6,
+ RTE_PTYPE_UNKNOWN
+ };
+
+ if (dev->rx_pkt_burst == enic_recv_pkts)
+ return ptypes;
+ return NULL;
+}
+
+static void enicpmd_dev_promiscuous_enable(struct rte_eth_dev *eth_dev)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic->promisc = 1;
+ enic_add_packet_filter(enic);
+}
+
+static void enicpmd_dev_promiscuous_disable(struct rte_eth_dev *eth_dev)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic->promisc = 0;
+ enic_add_packet_filter(enic);
+}
+
+static void enicpmd_dev_allmulticast_enable(struct rte_eth_dev *eth_dev)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic->allmulti = 1;
+ enic_add_packet_filter(enic);
+}
+
+static void enicpmd_dev_allmulticast_disable(struct rte_eth_dev *eth_dev)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic->allmulti = 0;
+ enic_add_packet_filter(enic);
+}
+
+static void enicpmd_add_mac_addr(struct rte_eth_dev *eth_dev,
+ struct ether_addr *mac_addr,
+ __rte_unused uint32_t index, __rte_unused uint32_t pool)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic_set_mac_address(enic, mac_addr->addr_bytes);
+}
+
+static void enicpmd_remove_mac_addr(struct rte_eth_dev *eth_dev, __rte_unused uint32_t index)
+{
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+ enic_del_mac_address(enic);
+}
+
+
+static uint16_t enicpmd_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
+ uint16_t nb_pkts)
+{
+ uint16_t index;
+ unsigned int frags;
+ unsigned int pkt_len;
+ unsigned int seg_len;
+ unsigned int inc_len;
+ unsigned int nb_segs;
+ struct rte_mbuf *tx_pkt, *next_tx_pkt;
+ struct vnic_wq *wq = (struct vnic_wq *)tx_queue;
+ struct enic *enic = vnic_dev_priv(wq->vdev);
+ unsigned short vlan_id;
+ unsigned short ol_flags;
+ uint8_t last_seg, eop;
+ unsigned int host_tx_descs = 0;
+
+ for (index = 0; index < nb_pkts; index++) {
+ tx_pkt = *tx_pkts++;
+ inc_len = 0;
+ nb_segs = tx_pkt->nb_segs;
+ if (nb_segs > vnic_wq_desc_avail(wq)) {
+ if (index > 0)
+ enic_post_wq_index(wq);
+
+ /* wq cleanup and try again */
+ if (!enic_cleanup_wq(enic, wq) ||
+ (nb_segs > vnic_wq_desc_avail(wq))) {
+ return index;
+ }
+ }
+
+ pkt_len = tx_pkt->pkt_len;
+ vlan_id = tx_pkt->vlan_tci;
+ ol_flags = tx_pkt->ol_flags;
+ for (frags = 0; inc_len < pkt_len; frags++) {
+ if (!tx_pkt)
+ break;
+ next_tx_pkt = tx_pkt->next;
+ seg_len = tx_pkt->data_len;
+ inc_len += seg_len;
+
+ host_tx_descs++;
+ last_seg = 0;
+ eop = 0;
+ if ((pkt_len == inc_len) || !next_tx_pkt) {
+ eop = 1;
+ /* post if last packet in batch or > thresh */
+ if ((index == (nb_pkts - 1)) ||
+ (host_tx_descs > ENIC_TX_POST_THRESH)) {
+ last_seg = 1;
+ host_tx_descs = 0;
+ }
+ }
+ enic_send_pkt(enic, wq, tx_pkt, (unsigned short)seg_len,
+ !frags, eop, last_seg, ol_flags, vlan_id);
+ tx_pkt = next_tx_pkt;
+ }
+ }
+
+ enic_cleanup_wq(enic, wq);
+ return index;
+}
+
+static const struct eth_dev_ops enicpmd_eth_dev_ops = {
+ .dev_configure = enicpmd_dev_configure,
+ .dev_start = enicpmd_dev_start,
+ .dev_stop = enicpmd_dev_stop,
+ .dev_set_link_up = NULL,
+ .dev_set_link_down = NULL,
+ .dev_close = enicpmd_dev_close,
+ .promiscuous_enable = enicpmd_dev_promiscuous_enable,
+ .promiscuous_disable = enicpmd_dev_promiscuous_disable,
+ .allmulticast_enable = enicpmd_dev_allmulticast_enable,
+ .allmulticast_disable = enicpmd_dev_allmulticast_disable,
+ .link_update = enicpmd_dev_link_update,
+ .stats_get = enicpmd_dev_stats_get,
+ .stats_reset = enicpmd_dev_stats_reset,
+ .queue_stats_mapping_set = NULL,
+ .dev_infos_get = enicpmd_dev_info_get,
+ .dev_supported_ptypes_get = enicpmd_dev_supported_ptypes_get,
+ .mtu_set = NULL,
+ .vlan_filter_set = enicpmd_vlan_filter_set,
+ .vlan_tpid_set = NULL,
+ .vlan_offload_set = enicpmd_vlan_offload_set,
+ .vlan_strip_queue_set = NULL,
+ .rx_queue_start = enicpmd_dev_rx_queue_start,
+ .rx_queue_stop = enicpmd_dev_rx_queue_stop,
+ .tx_queue_start = enicpmd_dev_tx_queue_start,
+ .tx_queue_stop = enicpmd_dev_tx_queue_stop,
+ .rx_queue_setup = enicpmd_dev_rx_queue_setup,
+ .rx_queue_release = enicpmd_dev_rx_queue_release,
+ .rx_queue_count = NULL,
+ .rx_descriptor_done = NULL,
+ .tx_queue_setup = enicpmd_dev_tx_queue_setup,
+ .tx_queue_release = enicpmd_dev_tx_queue_release,
+ .dev_led_on = NULL,
+ .dev_led_off = NULL,
+ .flow_ctrl_get = NULL,
+ .flow_ctrl_set = NULL,
+ .priority_flow_ctrl_set = NULL,
+ .mac_addr_add = enicpmd_add_mac_addr,
+ .mac_addr_remove = enicpmd_remove_mac_addr,
+ .filter_ctrl = enicpmd_dev_filter_ctrl,
+};
+
+struct enic *enicpmd_list_head = NULL;
+/* Initialize the driver
+ * It returns 0 on success.
+ */
+static int eth_enicpmd_dev_init(struct rte_eth_dev *eth_dev)
+{
+ struct rte_pci_device *pdev;
+ struct rte_pci_addr *addr;
+ struct enic *enic = pmd_priv(eth_dev);
+
+ ENICPMD_FUNC_TRACE();
+
+ enic->port_id = eth_dev->data->port_id;
+ enic->rte_dev = eth_dev;
+ eth_dev->dev_ops = &enicpmd_eth_dev_ops;
+ eth_dev->rx_pkt_burst = &enic_recv_pkts;
+ eth_dev->tx_pkt_burst = &enicpmd_xmit_pkts;
+
+ pdev = eth_dev->pci_dev;
+ rte_eth_copy_pci_info(eth_dev, pdev);
+ enic->pdev = pdev;
+ addr = &pdev->addr;
+
+ snprintf(enic->bdf_name, ENICPMD_BDF_LENGTH, "%04x:%02x:%02x.%x",
+ addr->domain, addr->bus, addr->devid, addr->function);
+
+ return enic_probe(enic);
+}
+
+static struct eth_driver rte_enic_pmd = {
+ .pci_drv = {
+ .name = "rte_enic_pmd",
+ .id_table = pci_id_enic_map,
+ .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
+ },
+ .eth_dev_init = eth_enicpmd_dev_init,
+ .dev_private_size = sizeof(struct enic),
+};
+
+/* Driver initialization routine.
+ * Invoked once at EAL init time.
+ * Register as the [Poll Mode] Driver of Cisco ENIC device.
+ */
+static int
+rte_enic_pmd_init(__rte_unused const char *name,
+ __rte_unused const char *params)
+{
+ ENICPMD_FUNC_TRACE();
+
+ rte_eth_driver_register(&rte_enic_pmd);
+ return 0;
+}
+
+static struct rte_driver rte_enic_driver = {
+ .type = PMD_PDEV,
+ .init = rte_enic_pmd_init,
+};
+
+PMD_REGISTER_DRIVER(rte_enic_driver);