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<p class="MsoNormal"><span lang="EN-US">Hi <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I am using dpd19.11 and having error when trying to use sriov vf of a mlx5 100G card<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">net_mlx5: Unexpected error in DR drop action support detection<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The same code work for pf <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I am not trying to do filtering on nic, but just to read from the port, 1 rx queue, 1 tx queue<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Network devices using kernel driver<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">===================================<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">0000:0b:00.0 'MT27800 Family [ConnectX-5 Virtual Function] 1018' if=ens192 drv=mlx5_core unused=igb_uio<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">0000:13:00.0 'VMXNET3 Ethernet Controller 07b0' if=ens224 drv=vmxnet3 unused=igb_uio *Active*<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">0000:1b:00.0 'VMXNET3 Ethernet Controller 07b0' if=ens256 drv=vmxnet3 unused=igb_uio *Active*<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">ethtool -i ens192<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">driver: mlx5_core<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">version: 5.0-0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">firmware-version: 16.29.1016 (HPE0000000009)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">expansion-rom-version:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">bus-info: 0000:0b:00.0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">supports-statistics: yes<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">supports-test: yes<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">supports-eeprom-access: no<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">supports-register-dump: no<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">supports-priv-flags: yes<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Here is a part of the initialization code<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> </span><span lang="FR">struct rte_eth_conf port_conf;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="FR"> </span><span lang="EN-US">memset(&port_conf, 0, sizeof(port_conf));<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> port_conf.link_speeds = ETH_LINK_SPEED_AUTONEG;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> </span><span lang="FR">port_conf.rxmode.mq_mode = (pi_nNumRxQueues > 1 ? ETH_MQ_RX_RSS : ETH_MQ_RX_NONE);<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="FR"> port_conf.rxmode.max_rx_pkt_len = nMaxPacketLen; //only used with jumbo_frame.
</span><span lang="EN-US">For now, only allow packets which fit in mbufs<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME; //Jumbo Frame Support enabled<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> if(pi_sDriverName != "net_ixgbe_vf")//if not sriov<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_KEEP_CRC; //Don't strip CRC<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> port_conf.rxmode.offloads &= pi_devInfo.rx_offload_capa; //turn off unsupported offloads<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> port_conf.rx_adv_conf.rss_conf.rss_key = NULL; //use default RSS key<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> port_conf.rx_adv_conf.rss_conf.rss_hf = (pi_nNumRxQueues > 1) ? GetRSSTypes(pi_sDriverName) : 0;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> port_conf.fdir_conf.mode = RTE_FDIR_MODE_NONE; //flow director off<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> port_conf.intr_conf.lsc = bLSC ? 1 : 0; //enable link status change interrupt. Without this<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">
</span><span lang="FR"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="FR"> int ret = rte_eth_dev_configure(pi_nPort, nRxQueues, nTxQueues, &port_conf);<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="FR"> </span><span lang="EN-US">if (ret < 0)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> //failure<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> //Set MTU - needed for some NICs (at least mlx5 and vmxnet3) to receive jumbo packets<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> ret = rte_eth_dev_set_mtu(pi_nPort, nMaxPacketLen);<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> if (ret < 0)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> //failure<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> </span><span lang="FR">struct rte_eth_rxconf rx_conf;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="FR"> </span><span lang="EN-US">memset(&rx_conf, 0, sizeof(rx_conf));<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> rx_conf.rx_thresh.pthresh = DPDK_NIC_RX_PTHRESH; //ring prefetch threshold<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> rx_conf.rx_thresh.hthresh = DPDK_NIC_RX_HTHRESH; //ring host threshold<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> rx_conf.rx_thresh.wthresh = DPDK_NIC_RX_WTHRESH; //ring writeback threshold<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> rx_conf.rx_free_thresh = DPDK_NIC_RX_FREE_THRESH;<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> for(RU32 nQueue = 0; nQueue<pi_nNumRxQueues; nQueue++)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> {
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> pool = m_memPools[nPool];<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">
</span><span lang="FR">int ret = rte_eth_rx_queue_setup(<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="FR">
</span><span lang="EN-US">pi_nPort,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> nQueue,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> nRingSize,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> socket,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> &rx_conf,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> pool);<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US">}<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US">rte_eth_dev_info info;<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US">memset(&info, 0, sizeof(info));<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US">rte_eth_dev_info_get(pi_nPort, &info);<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="FR">struct rte_eth_txconf tx_conf;<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US">tx_conf = info.default_txconf;<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US">for(RU32 nQueue = 0 ;nQueue < pi_nNumTxQueues; nQueue++)<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="FR">{<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="FR"> int ret = rte_eth_tx_queue_setup(<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="FR">
</span><span lang="EN-US">pi_nPort,<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US"> nQueue,<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US"> nRingSize,<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US"> socket,<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US"> &tx_conf);<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US">}<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:36.0pt;text-indent:36.0pt"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> int ret = rte_eth_dev_start(pi_nPort);<o:p></o:p></span></p>
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