[dpdk-dev] [PATCH v2 5/6] DPDK-ENIC PMD interface
Sujith Sankar (ssujith)
ssujith at cisco.com
Fri Nov 21 16:36:50 CET 2014
Thanks for the comments, Neil. I shall include those in v3.
Regards,
-Sujith
On 21/11/14 6:54 pm, "Neil Horman" <nhorman at tuxdriver.com> wrote:
>On Fri, Nov 21, 2014 at 10:03:02PM +0530, Sujith Sankar wrote:
>> Signed-off-by: Sujith Sankar <ssujith at cisco.com>
>> ---
>> lib/librte_pmd_enic/enic_etherdev.c | 620
>>++++++++++++++++++++++++++++++++++++
>> 1 file changed, 620 insertions(+)
>> create mode 100644 lib/librte_pmd_enic/enic_etherdev.c
>>
>> diff --git a/lib/librte_pmd_enic/enic_etherdev.c
>>b/lib/librte_pmd_enic/enic_etherdev.c
>> new file mode 100644
>> index 0000000..90003f5
>> --- /dev/null
>> +++ b/lib/librte_pmd_enic/enic_etherdev.c
>> @@ -0,0 +1,620 @@
>> +/*
>> + * 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.
>> + *
>> + */
>> +#ident "$Id$"
>> +
>> +#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_PMD_DEBUG_TRACE
>> +#define ENICPMD_FUNC_TRACE() \
>> + do { \
>> + dev_trace(enic, "Entering %s\n", __func__); \
>> + } while (0)
>You probably want to convert this to use:
>rte_log(RTE_LOG_DEBUG, RTE_LOGTYPE_PMD, ...)
>Currently you have dev_trace defined to printf, which won't work well on
>systems
>that have stdout/err closed.
>
>Also, you don't need the do{}while(0) construct here just don't add the
>semicolon after the rte_log call, and you'll get the same behavior
>
>converting to rte_log will also let you remove the DEBUG_TRACE ifdef as
>you can
>just enable PMD log types and DEBUG log levels via the log api
>
>> +#else
>> +#define ENICPMD_FUNC_TRACE()
>> +#endif
>> +
>> +
>> +/*
>> + * The set of PCI devices this driver supports
>> + */
>> +static 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 */},
>> +};
>> +
>> +int enicpmd_fdir_remove_perfect_filter(struct rte_eth_dev *eth_dev,
>> + struct rte_fdir_filter *fdir_filter,
>> + uint16_t soft_id)
>> +{
>> + struct enic *enic = pmd_priv(eth_dev);
>> +
>> + ENICPMD_FUNC_TRACE();
>> + return enic_fdir_del_fltr(enic, fdir_filter);
>> +}
>> +
>> +int enicpmd_fdir_add_perfect_filter(struct rte_eth_dev *eth_dev,
>> + struct rte_fdir_filter *fdir_filter, uint16_t soft_id,
>> + uint8_t queue, uint8_t drop)
>> +{
>> + struct enic *enic = pmd_priv(eth_dev);
>> +
>> + ENICPMD_FUNC_TRACE();
>> + return enic_fdir_add_fltr(enic, fdir_filter, (uint16_t)queue, drop);
>> +}
>> +
>> +void enicpmd_fdir_info_get(struct rte_eth_dev *eth_dev,
>> + struct rte_eth_fdir *fdir)
>> +{
>> + struct enic *enic = pmd_priv(eth_dev);
>> +
>> + ENICPMD_FUNC_TRACE();
>> + *fdir = enic->fdir.stats;
>> +}
>> +
>The three functions above should be static, as their exported via the
>device
>structure below. You don't want people able to call them directly.
>
>> +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;
>> + 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;
>> +}
>> +
>> +int enicpmd_dev_tx_queue_setup(struct rte_eth_dev *eth_dev,
>> + uint16_t queue_idx,
>> + uint16_t nb_desc,
>> + unsigned int socket_id,
>> + const struct rte_eth_txconf *tx_conf)
>> +{
>> + int ret;
>> + struct enic *enic = pmd_priv(eth_dev);
>> +
>> + ENICPMD_FUNC_TRACE();
>> + 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);
>> +}
>> +
>> +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);
>> +
>> + return 0;
>> +}
>> +
>> +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);
>> +
>> + return ret;
>> +}
>> +
>> +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);
>> +
>> + return 0;
>> +}
>> +
>> +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);
>> +
>> + return ret;
>> +}
>> +
>> +void enicpmd_dev_rx_queue_release(void *rxq)
>> +{
>> + ENICPMD_FUNC_TRACE();
>> + enic_free_rq(rxq);
>> +}
>> +
>> +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();
>> + 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;
>> + }
>> +
>> + return enicpmd_dev_setup_intr(enic);
>> +}
>> +
>
>All of the above functions should be declared static as well, as they are
>accessed through the eth device operations structure.
>
>> +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);
>> +
>> + ENICPMD_FUNC_TRACE();
>> + if (on)
>> + enic_add_vlan(enic, vlan_id);
>> + else
>> + enic_del_vlan(enic, vlan_id);
>> + return 0;
>> +}
>> +
>> +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 *)ð_dev->data->dev_link,
>> + *(uint64_t *)ð_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,
>> + 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;
>> +}
>> +
>> +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,
>> + uint32_t index, 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,
>>uint32_t index)
>> +{
>> + struct enic *enic = pmd_priv(eth_dev);
>> +
>> + ENICPMD_FUNC_TRACE();
>> + enic_del_mac_address(enic);
>> +}
>> +
>> +
>> +uint16_t enicpmd_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
>> + uint16_t nb_pkts)
>> +{
>> + unsigned int 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;
>> + struct vnic_wq *wq = (struct vnic_wq *)tx_queue;
>> + struct enic *enic = vnic_dev_priv(wq->vdev);
>> + unsigned char *buf;
>> + unsigned short vlan_id;
>> + unsigned short ol_flags;
>> +
>> + ENICPMD_FUNC_TRACE();
>> +
>> + 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)) {
>> + /* 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;
>> + seg_len = tx_pkt->data_len;
>> + inc_len += seg_len;
>> + if (enic_send_pkt(enic, wq, tx_pkt,
>> + (unsigned short)seg_len, !frags,
>> + (pkt_len == inc_len), ol_flags, vlan_id)) {
>> + break;
>> + }
>> + tx_pkt = tx_pkt->next;
>> + }
>> + }
>> +
>> + enic_cleanup_wq(enic, wq);
>> + return index;
>> +}
>> +
>static
>
>> +uint16_t enicpmd_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
>> + uint16_t nb_pkts)
>> +{
>> + struct vnic_rq *rq = (struct vnic_rq *)rx_queue;
>> + unsigned int work_done;
>> +
>> + ENICPMD_FUNC_TRACE();
>> +
>> + if (enic_poll(rq, rx_pkts, (unsigned int)nb_pkts, &work_done))
>> + dev_err(enic, "error in enicpmd poll\n");
>> +
>> + return work_done;
>> +}
>> +
>static
>
>> +static 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,
>> + .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,
>> + .fdir_add_signature_filter = NULL,
>> + .fdir_update_signature_filter = NULL,
>> + .fdir_remove_signature_filter = NULL,
>> + .fdir_infos_get = enicpmd_fdir_info_get,
>> + .fdir_add_perfect_filter = enicpmd_fdir_add_perfect_filter,
>> + .fdir_update_perfect_filter = enicpmd_fdir_add_perfect_filter,
>> + .fdir_remove_perfect_filter = enicpmd_fdir_remove_perfect_filter,
>> + .fdir_set_masks = NULL,
>> +};
>> +
>> +struct enic *enicpmd_list_head = NULL;
>> +/* Initialize the driver
>> + * It returns 0 on success.
>> + */
>> +static int eth_enicpmd_dev_init(
>> + __attribute__((unused))struct eth_driver *eth_drv,
>> + 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->rte_dev = eth_dev;
>> + eth_dev->dev_ops = &enicpmd_eth_dev_ops;
>> + eth_dev->rx_pkt_burst = &enicpmd_recv_pkts;
>> + eth_dev->tx_pkt_burst = &enicpmd_xmit_pkts;
>> +
>> + pdev = eth_dev->pci_dev;
>> + 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 = {
>> + {
>> + .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.
>> + */
>> +int rte_enic_pmd_init(const char *name __rte_unused,
>> + const char *params __rte_unused)
>> +{
>> + ENICPMD_FUNC_TRACE();
>> +
>> + rte_eth_driver_register(&rte_enic_pmd);
>> + return 0;
>> +}
>> +
>static
>
>> +static struct rte_driver rte_enic_driver = {
>> + .type = PMD_PDEV,
>> + .init = rte_enic_pmd_init,
>> +};
>> +
>> +PMD_REGISTER_DRIVER(rte_enic_driver);
>> +
>> --
>> 1.9.1
>>
>>
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