X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fliquidio%2Flio_ethdev.c;h=84b8a3288d12a7df9813fa5e1c9fbe2da8897b04;hb=92f3ea373e029a70af583d58656dd1b457b93b09;hp=e2040b91351b40b6882d0a60dd3131fde7ca3840;hpb=1ad8f10bc90b350fa350b3d2abf1a64f956c7dfa;p=dpdk.git diff --git a/drivers/net/liquidio/lio_ethdev.c b/drivers/net/liquidio/lio_ethdev.c index e2040b9135..84b8a3288d 100644 --- a/drivers/net/liquidio/lio_ethdev.c +++ b/drivers/net/liquidio/lio_ethdev.c @@ -32,9 +32,11 @@ */ #include +#include #include #include #include +#include #include "lio_logs.h" #include "lio_23xx_vf.h" @@ -117,11 +119,308 @@ lio_send_rx_ctrl_cmd(struct rte_eth_dev *eth_dev, int start_stop) return 0; } +/* store statistics names and its offset in stats structure */ +struct rte_lio_xstats_name_off { + char name[RTE_ETH_XSTATS_NAME_SIZE]; + unsigned int offset; +}; + +static const struct rte_lio_xstats_name_off rte_lio_stats_strings[] = { + {"rx_pkts", offsetof(struct octeon_rx_stats, total_rcvd)}, + {"rx_bytes", offsetof(struct octeon_rx_stats, bytes_rcvd)}, + {"rx_broadcast_pkts", offsetof(struct octeon_rx_stats, total_bcst)}, + {"rx_multicast_pkts", offsetof(struct octeon_rx_stats, total_mcst)}, + {"rx_flow_ctrl_pkts", offsetof(struct octeon_rx_stats, ctl_rcvd)}, + {"rx_fifo_err", offsetof(struct octeon_rx_stats, fifo_err)}, + {"rx_dmac_drop", offsetof(struct octeon_rx_stats, dmac_drop)}, + {"rx_fcs_err", offsetof(struct octeon_rx_stats, fcs_err)}, + {"rx_jabber_err", offsetof(struct octeon_rx_stats, jabber_err)}, + {"rx_l2_err", offsetof(struct octeon_rx_stats, l2_err)}, + {"rx_vxlan_pkts", offsetof(struct octeon_rx_stats, fw_rx_vxlan)}, + {"rx_vxlan_err", offsetof(struct octeon_rx_stats, fw_rx_vxlan_err)}, + {"rx_lro_pkts", offsetof(struct octeon_rx_stats, fw_lro_pkts)}, + {"tx_pkts", (offsetof(struct octeon_tx_stats, total_pkts_sent)) + + sizeof(struct octeon_rx_stats)}, + {"tx_bytes", (offsetof(struct octeon_tx_stats, total_bytes_sent)) + + sizeof(struct octeon_rx_stats)}, + {"tx_broadcast_pkts", + (offsetof(struct octeon_tx_stats, bcast_pkts_sent)) + + sizeof(struct octeon_rx_stats)}, + {"tx_multicast_pkts", + (offsetof(struct octeon_tx_stats, mcast_pkts_sent)) + + sizeof(struct octeon_rx_stats)}, + {"tx_flow_ctrl_pkts", (offsetof(struct octeon_tx_stats, ctl_sent)) + + sizeof(struct octeon_rx_stats)}, + {"tx_fifo_err", (offsetof(struct octeon_tx_stats, fifo_err)) + + sizeof(struct octeon_rx_stats)}, + {"tx_total_collisions", (offsetof(struct octeon_tx_stats, + total_collisions)) + + sizeof(struct octeon_rx_stats)}, + {"tx_tso", (offsetof(struct octeon_tx_stats, fw_tso)) + + sizeof(struct octeon_rx_stats)}, + {"tx_vxlan_pkts", (offsetof(struct octeon_tx_stats, fw_tx_vxlan)) + + sizeof(struct octeon_rx_stats)}, +}; + +#define LIO_NB_XSTATS RTE_DIM(rte_lio_stats_strings) + +/* Get hw stats of the port */ +static int +lio_dev_xstats_get(struct rte_eth_dev *eth_dev, struct rte_eth_xstat *xstats, + unsigned int n) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + uint16_t timeout = LIO_MAX_CMD_TIMEOUT; + struct octeon_link_stats *hw_stats; + struct lio_link_stats_resp *resp; + struct lio_soft_command *sc; + uint32_t resp_size; + unsigned int i; + int retval; + + if (!lio_dev->intf_open) { + lio_dev_err(lio_dev, "Port %d down\n", + lio_dev->port_id); + return -EINVAL; + } + + if (n < LIO_NB_XSTATS) + return LIO_NB_XSTATS; + + resp_size = sizeof(struct lio_link_stats_resp); + sc = lio_alloc_soft_command(lio_dev, 0, resp_size, 0); + if (sc == NULL) + return -ENOMEM; + + resp = (struct lio_link_stats_resp *)sc->virtrptr; + lio_prepare_soft_command(lio_dev, sc, LIO_OPCODE, + LIO_OPCODE_PORT_STATS, 0, 0, 0); + + /* Setting wait time in seconds */ + sc->wait_time = LIO_MAX_CMD_TIMEOUT / 1000; + + retval = lio_send_soft_command(lio_dev, sc); + if (retval == LIO_IQ_SEND_FAILED) { + lio_dev_err(lio_dev, "failed to get port stats from firmware. status: %x\n", + retval); + goto get_stats_fail; + } + + while ((*sc->status_word == LIO_COMPLETION_WORD_INIT) && --timeout) { + lio_flush_iq(lio_dev, lio_dev->instr_queue[sc->iq_no]); + lio_process_ordered_list(lio_dev); + rte_delay_ms(1); + } + + retval = resp->status; + if (retval) { + lio_dev_err(lio_dev, "failed to get port stats from firmware\n"); + goto get_stats_fail; + } + + lio_swap_8B_data((uint64_t *)(&resp->link_stats), + sizeof(struct octeon_link_stats) >> 3); + + hw_stats = &resp->link_stats; + + for (i = 0; i < LIO_NB_XSTATS; i++) { + xstats[i].id = i; + xstats[i].value = + *(uint64_t *)(((char *)hw_stats) + + rte_lio_stats_strings[i].offset); + } + + lio_free_soft_command(sc); + + return LIO_NB_XSTATS; + +get_stats_fail: + lio_free_soft_command(sc); + + return -1; +} + +static int +lio_dev_xstats_get_names(struct rte_eth_dev *eth_dev, + struct rte_eth_xstat_name *xstats_names, + unsigned limit __rte_unused) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + unsigned int i; + + if (!lio_dev->intf_open) { + lio_dev_err(lio_dev, "Port %d down\n", + lio_dev->port_id); + return -EINVAL; + } + + if (xstats_names == NULL) + return LIO_NB_XSTATS; + + /* Note: limit checked in rte_eth_xstats_names() */ + + for (i = 0; i < LIO_NB_XSTATS; i++) { + snprintf(xstats_names[i].name, sizeof(xstats_names[i].name), + "%s", rte_lio_stats_strings[i].name); + } + + return LIO_NB_XSTATS; +} + +/* Reset hw stats for the port */ +static void +lio_dev_xstats_reset(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct lio_dev_ctrl_cmd ctrl_cmd; + struct lio_ctrl_pkt ctrl_pkt; + + if (!lio_dev->intf_open) { + lio_dev_err(lio_dev, "Port %d down\n", + lio_dev->port_id); + return; + } + + /* flush added to prevent cmd failure + * incase the queue is full + */ + lio_flush_iq(lio_dev, lio_dev->instr_queue[0]); + + memset(&ctrl_pkt, 0, sizeof(struct lio_ctrl_pkt)); + memset(&ctrl_cmd, 0, sizeof(struct lio_dev_ctrl_cmd)); + + ctrl_cmd.eth_dev = eth_dev; + ctrl_cmd.cond = 0; + + ctrl_pkt.ncmd.s.cmd = LIO_CMD_CLEAR_STATS; + ctrl_pkt.ctrl_cmd = &ctrl_cmd; + + if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) { + lio_dev_err(lio_dev, "Failed to send clear stats command\n"); + return; + } + + if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd)) { + lio_dev_err(lio_dev, "Clear stats command timed out\n"); + return; + } + + /* clear stored per queue stats */ + RTE_FUNC_PTR_OR_RET(*eth_dev->dev_ops->stats_reset); + (*eth_dev->dev_ops->stats_reset)(eth_dev); +} + +/* Retrieve the device statistics (# packets in/out, # bytes in/out, etc */ +static int +lio_dev_stats_get(struct rte_eth_dev *eth_dev, + struct rte_eth_stats *stats) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct lio_droq_stats *oq_stats; + struct lio_iq_stats *iq_stats; + struct lio_instr_queue *txq; + struct lio_droq *droq; + int i, iq_no, oq_no; + uint64_t bytes = 0; + uint64_t pkts = 0; + uint64_t drop = 0; + + for (i = 0; i < eth_dev->data->nb_tx_queues; i++) { + iq_no = lio_dev->linfo.txpciq[i].s.q_no; + txq = lio_dev->instr_queue[iq_no]; + if (txq != NULL) { + iq_stats = &txq->stats; + pkts += iq_stats->tx_done; + drop += iq_stats->tx_dropped; + bytes += iq_stats->tx_tot_bytes; + } + } + + stats->opackets = pkts; + stats->obytes = bytes; + stats->oerrors = drop; + + pkts = 0; + drop = 0; + bytes = 0; + + for (i = 0; i < eth_dev->data->nb_rx_queues; i++) { + oq_no = lio_dev->linfo.rxpciq[i].s.q_no; + droq = lio_dev->droq[oq_no]; + if (droq != NULL) { + oq_stats = &droq->stats; + pkts += oq_stats->rx_pkts_received; + drop += (oq_stats->rx_dropped + + oq_stats->dropped_toomany + + oq_stats->dropped_nomem); + bytes += oq_stats->rx_bytes_received; + } + } + stats->ibytes = bytes; + stats->ipackets = pkts; + stats->ierrors = drop; + + return 0; +} + +static void +lio_dev_stats_reset(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct lio_droq_stats *oq_stats; + struct lio_iq_stats *iq_stats; + struct lio_instr_queue *txq; + struct lio_droq *droq; + int i, iq_no, oq_no; + + for (i = 0; i < eth_dev->data->nb_tx_queues; i++) { + iq_no = lio_dev->linfo.txpciq[i].s.q_no; + txq = lio_dev->instr_queue[iq_no]; + if (txq != NULL) { + iq_stats = &txq->stats; + memset(iq_stats, 0, sizeof(struct lio_iq_stats)); + } + } + + for (i = 0; i < eth_dev->data->nb_rx_queues; i++) { + oq_no = lio_dev->linfo.rxpciq[i].s.q_no; + droq = lio_dev->droq[oq_no]; + if (droq != NULL) { + oq_stats = &droq->stats; + memset(oq_stats, 0, sizeof(struct lio_droq_stats)); + } + } +} + static void lio_dev_info_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *devinfo) { struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); + + devinfo->pci_dev = pci_dev; + + switch (pci_dev->id.subsystem_device_id) { + /* CN23xx 10G cards */ + case PCI_SUBSYS_DEV_ID_CN2350_210: + case PCI_SUBSYS_DEV_ID_CN2360_210: + case PCI_SUBSYS_DEV_ID_CN2350_210SVPN3: + case PCI_SUBSYS_DEV_ID_CN2360_210SVPN3: + case PCI_SUBSYS_DEV_ID_CN2350_210SVPT: + case PCI_SUBSYS_DEV_ID_CN2360_210SVPT: + devinfo->speed_capa = ETH_LINK_SPEED_10G; + break; + /* CN23xx 25G cards */ + case PCI_SUBSYS_DEV_ID_CN2350_225: + case PCI_SUBSYS_DEV_ID_CN2360_225: + devinfo->speed_capa = ETH_LINK_SPEED_25G; + break; + default: + devinfo->speed_capa = ETH_LINK_SPEED_10G; + lio_dev_err(lio_dev, + "Unknown CN23XX subsystem device id. Setting 10G as default link speed.\n"); + } devinfo->max_rx_queues = lio_dev->max_rx_queues; devinfo->max_tx_queues = lio_dev->max_tx_queues; @@ -133,10 +432,12 @@ lio_dev_info_get(struct rte_eth_dev *eth_dev, devinfo->rx_offload_capa = (DEV_RX_OFFLOAD_IPV4_CKSUM | DEV_RX_OFFLOAD_UDP_CKSUM | - DEV_RX_OFFLOAD_TCP_CKSUM); + DEV_RX_OFFLOAD_TCP_CKSUM | + DEV_RX_OFFLOAD_VLAN_STRIP); devinfo->tx_offload_capa = (DEV_TX_OFFLOAD_IPV4_CKSUM | DEV_TX_OFFLOAD_UDP_CKSUM | - DEV_TX_OFFLOAD_TCP_CKSUM); + DEV_TX_OFFLOAD_TCP_CKSUM | + DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM); devinfo->rx_desc_lim = lio_rx_desc_lim; devinfo->tx_desc_lim = lio_tx_desc_lim; @@ -151,6 +452,68 @@ lio_dev_info_get(struct rte_eth_dev *eth_dev, ETH_RSS_IPV6_TCP_EX); } +static int +lio_dev_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + uint16_t pf_mtu = lio_dev->linfo.link.s.mtu; + uint32_t frame_len = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN; + struct lio_dev_ctrl_cmd ctrl_cmd; + struct lio_ctrl_pkt ctrl_pkt; + + PMD_INIT_FUNC_TRACE(); + + if (!lio_dev->intf_open) { + lio_dev_err(lio_dev, "Port %d down, can't set MTU\n", + lio_dev->port_id); + return -EINVAL; + } + + /* check if VF MTU is within allowed range. + * New value should not exceed PF MTU. + */ + if ((mtu < ETHER_MIN_MTU) || (mtu > pf_mtu)) { + lio_dev_err(lio_dev, "VF MTU should be >= %d and <= %d\n", + ETHER_MIN_MTU, pf_mtu); + return -EINVAL; + } + + /* flush added to prevent cmd failure + * incase the queue is full + */ + lio_flush_iq(lio_dev, lio_dev->instr_queue[0]); + + memset(&ctrl_pkt, 0, sizeof(struct lio_ctrl_pkt)); + memset(&ctrl_cmd, 0, sizeof(struct lio_dev_ctrl_cmd)); + + ctrl_cmd.eth_dev = eth_dev; + ctrl_cmd.cond = 0; + + ctrl_pkt.ncmd.s.cmd = LIO_CMD_CHANGE_MTU; + ctrl_pkt.ncmd.s.param1 = mtu; + ctrl_pkt.ctrl_cmd = &ctrl_cmd; + + if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) { + lio_dev_err(lio_dev, "Failed to send command to change MTU\n"); + return -1; + } + + if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd)) { + lio_dev_err(lio_dev, "Command to change MTU timed out\n"); + return -1; + } + + if (frame_len > ETHER_MAX_LEN) + eth_dev->data->dev_conf.rxmode.jumbo_frame = 1; + else + eth_dev->data->dev_conf.rxmode.jumbo_frame = 0; + + eth_dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_len; + eth_dev->data->mtu = mtu; + + return 0; +} + static int lio_dev_rss_reta_update(struct rte_eth_dev *eth_dev, struct rte_eth_rss_reta_entry64 *reta_conf, @@ -393,19 +756,174 @@ lio_dev_rss_hash_update(struct rte_eth_dev *eth_dev, rss_state->ipv6_tcp_ex_hash = 0; } - rss_param->param.flags &= ~LIO_RSS_PARAM_HASH_INFO_UNCHANGED; - rss_param->param.hashinfo = hashinfo; - } + rss_param->param.flags &= ~LIO_RSS_PARAM_HASH_INFO_UNCHANGED; + rss_param->param.hashinfo = hashinfo; + } + + lio_swap_8B_data((uint64_t *)rss_param, LIO_RSS_PARAM_SIZE >> 3); + + if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) { + lio_dev_err(lio_dev, "Failed to set rss hash\n"); + return -1; + } + + if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd)) { + lio_dev_err(lio_dev, "Set rss hash timed out\n"); + return -1; + } + + return 0; +} + +/** + * Add vxlan dest udp port for an interface. + * + * @param eth_dev + * Pointer to the structure rte_eth_dev + * @param udp_tnl + * udp tunnel conf + * + * @return + * On success return 0 + * On failure return -1 + */ +static int +lio_dev_udp_tunnel_add(struct rte_eth_dev *eth_dev, + struct rte_eth_udp_tunnel *udp_tnl) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct lio_dev_ctrl_cmd ctrl_cmd; + struct lio_ctrl_pkt ctrl_pkt; + + if (udp_tnl == NULL) + return -EINVAL; + + if (udp_tnl->prot_type != RTE_TUNNEL_TYPE_VXLAN) { + lio_dev_err(lio_dev, "Unsupported tunnel type\n"); + return -1; + } + + /* flush added to prevent cmd failure + * incase the queue is full + */ + lio_flush_iq(lio_dev, lio_dev->instr_queue[0]); + + memset(&ctrl_pkt, 0, sizeof(struct lio_ctrl_pkt)); + memset(&ctrl_cmd, 0, sizeof(struct lio_dev_ctrl_cmd)); + + ctrl_cmd.eth_dev = eth_dev; + ctrl_cmd.cond = 0; + + ctrl_pkt.ncmd.s.cmd = LIO_CMD_VXLAN_PORT_CONFIG; + ctrl_pkt.ncmd.s.param1 = udp_tnl->udp_port; + ctrl_pkt.ncmd.s.more = LIO_CMD_VXLAN_PORT_ADD; + ctrl_pkt.ctrl_cmd = &ctrl_cmd; + + if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) { + lio_dev_err(lio_dev, "Failed to send VXLAN_PORT_ADD command\n"); + return -1; + } + + if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd)) { + lio_dev_err(lio_dev, "VXLAN_PORT_ADD command timed out\n"); + return -1; + } + + return 0; +} + +/** + * Remove vxlan dest udp port for an interface. + * + * @param eth_dev + * Pointer to the structure rte_eth_dev + * @param udp_tnl + * udp tunnel conf + * + * @return + * On success return 0 + * On failure return -1 + */ +static int +lio_dev_udp_tunnel_del(struct rte_eth_dev *eth_dev, + struct rte_eth_udp_tunnel *udp_tnl) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct lio_dev_ctrl_cmd ctrl_cmd; + struct lio_ctrl_pkt ctrl_pkt; + + if (udp_tnl == NULL) + return -EINVAL; + + if (udp_tnl->prot_type != RTE_TUNNEL_TYPE_VXLAN) { + lio_dev_err(lio_dev, "Unsupported tunnel type\n"); + return -1; + } + + /* flush added to prevent cmd failure + * incase the queue is full + */ + lio_flush_iq(lio_dev, lio_dev->instr_queue[0]); + + memset(&ctrl_pkt, 0, sizeof(struct lio_ctrl_pkt)); + memset(&ctrl_cmd, 0, sizeof(struct lio_dev_ctrl_cmd)); + + ctrl_cmd.eth_dev = eth_dev; + ctrl_cmd.cond = 0; + + ctrl_pkt.ncmd.s.cmd = LIO_CMD_VXLAN_PORT_CONFIG; + ctrl_pkt.ncmd.s.param1 = udp_tnl->udp_port; + ctrl_pkt.ncmd.s.more = LIO_CMD_VXLAN_PORT_DEL; + ctrl_pkt.ctrl_cmd = &ctrl_cmd; + + if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) { + lio_dev_err(lio_dev, "Failed to send VXLAN_PORT_DEL command\n"); + return -1; + } + + if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd)) { + lio_dev_err(lio_dev, "VXLAN_PORT_DEL command timed out\n"); + return -1; + } + + return 0; +} + +static int +lio_dev_vlan_filter_set(struct rte_eth_dev *eth_dev, uint16_t vlan_id, int on) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct lio_dev_ctrl_cmd ctrl_cmd; + struct lio_ctrl_pkt ctrl_pkt; + + if (lio_dev->linfo.vlan_is_admin_assigned) + return -EPERM; + + /* flush added to prevent cmd failure + * incase the queue is full + */ + lio_flush_iq(lio_dev, lio_dev->instr_queue[0]); + + memset(&ctrl_pkt, 0, sizeof(struct lio_ctrl_pkt)); + memset(&ctrl_cmd, 0, sizeof(struct lio_dev_ctrl_cmd)); + + ctrl_cmd.eth_dev = eth_dev; + ctrl_cmd.cond = 0; - lio_swap_8B_data((uint64_t *)rss_param, LIO_RSS_PARAM_SIZE >> 3); + ctrl_pkt.ncmd.s.cmd = on ? + LIO_CMD_ADD_VLAN_FILTER : LIO_CMD_DEL_VLAN_FILTER; + ctrl_pkt.ncmd.s.param1 = vlan_id; + ctrl_pkt.ctrl_cmd = &ctrl_cmd; if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) { - lio_dev_err(lio_dev, "Failed to set rss hash\n"); + lio_dev_err(lio_dev, "Failed to %s VLAN port\n", + on ? "add" : "remove"); return -1; } if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd)) { - lio_dev_err(lio_dev, "Set rss hash timed out\n"); + lio_dev_err(lio_dev, "Command to %s VLAN port timed out\n", + on ? "add" : "remove"); return -1; } @@ -463,6 +981,7 @@ lio_dev_link_update(struct rte_eth_dev *eth_dev, link.link_status = ETH_LINK_DOWN; link.link_speed = ETH_SPEED_NUM_NONE; link.link_duplex = ETH_LINK_HALF_DUPLEX; + link.link_autoneg = ETH_LINK_AUTONEG; memset(&old, 0, sizeof(old)); /* Return what we found */ @@ -481,6 +1000,9 @@ lio_dev_link_update(struct rte_eth_dev *eth_dev, case LIO_LINK_SPEED_10000: link.link_speed = ETH_SPEED_NUM_10G; break; + case LIO_LINK_SPEED_25000: + link.link_speed = ETH_SPEED_NUM_25G; + break; default: link.link_speed = ETH_SPEED_NUM_NONE; link.link_duplex = ETH_LINK_HALF_DUPLEX; @@ -495,6 +1017,114 @@ lio_dev_link_update(struct rte_eth_dev *eth_dev, return 0; } +/** + * \brief Net device enable, disable allmulticast + * @param eth_dev Pointer to the structure rte_eth_dev + */ +static void +lio_change_dev_flag(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct lio_dev_ctrl_cmd ctrl_cmd; + struct lio_ctrl_pkt ctrl_pkt; + + /* flush added to prevent cmd failure + * incase the queue is full + */ + lio_flush_iq(lio_dev, lio_dev->instr_queue[0]); + + memset(&ctrl_pkt, 0, sizeof(struct lio_ctrl_pkt)); + memset(&ctrl_cmd, 0, sizeof(struct lio_dev_ctrl_cmd)); + + ctrl_cmd.eth_dev = eth_dev; + ctrl_cmd.cond = 0; + + /* Create a ctrl pkt command to be sent to core app. */ + ctrl_pkt.ncmd.s.cmd = LIO_CMD_CHANGE_DEVFLAGS; + ctrl_pkt.ncmd.s.param1 = lio_dev->ifflags; + ctrl_pkt.ctrl_cmd = &ctrl_cmd; + + if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) { + lio_dev_err(lio_dev, "Failed to send change flag message\n"); + return; + } + + if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd)) + lio_dev_err(lio_dev, "Change dev flag command timed out\n"); +} + +static void +lio_dev_promiscuous_enable(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + if (strcmp(lio_dev->firmware_version, LIO_VF_TRUST_MIN_VERSION) < 0) { + lio_dev_err(lio_dev, "Require firmware version >= %s\n", + LIO_VF_TRUST_MIN_VERSION); + return; + } + + if (!lio_dev->intf_open) { + lio_dev_err(lio_dev, "Port %d down, can't enable promiscuous\n", + lio_dev->port_id); + return; + } + + lio_dev->ifflags |= LIO_IFFLAG_PROMISC; + lio_change_dev_flag(eth_dev); +} + +static void +lio_dev_promiscuous_disable(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + if (strcmp(lio_dev->firmware_version, LIO_VF_TRUST_MIN_VERSION) < 0) { + lio_dev_err(lio_dev, "Require firmware version >= %s\n", + LIO_VF_TRUST_MIN_VERSION); + return; + } + + if (!lio_dev->intf_open) { + lio_dev_err(lio_dev, "Port %d down, can't disable promiscuous\n", + lio_dev->port_id); + return; + } + + lio_dev->ifflags &= ~LIO_IFFLAG_PROMISC; + lio_change_dev_flag(eth_dev); +} + +static void +lio_dev_allmulticast_enable(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + if (!lio_dev->intf_open) { + lio_dev_err(lio_dev, "Port %d down, can't enable multicast\n", + lio_dev->port_id); + return; + } + + lio_dev->ifflags |= LIO_IFFLAG_ALLMULTI; + lio_change_dev_flag(eth_dev); +} + +static void +lio_dev_allmulticast_disable(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + if (!lio_dev->intf_open) { + lio_dev_err(lio_dev, "Port %d down, can't disable multicast\n", + lio_dev->port_id); + return; + } + + lio_dev->ifflags &= ~LIO_IFFLAG_ALLMULTI; + lio_change_dev_flag(eth_dev); +} + static void lio_dev_rss_configure(struct rte_eth_dev *eth_dev) { @@ -630,18 +1260,17 @@ lio_dev_rx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t q_no, * @return * - nothing */ -static void +void lio_dev_rx_queue_release(void *rxq) { struct lio_droq *droq = rxq; - struct lio_device *lio_dev = droq->lio_dev; int oq_no; - /* Run time queue deletion not supported */ - if (lio_dev->port_configured) - return; + if (droq) { + /* Run time queue deletion not supported */ + if (droq->lio_dev->port_configured) + return; - if (droq != NULL) { oq_no = droq->q_no; lio_delete_droq_queue(droq->lio_dev, oq_no); } @@ -725,18 +1354,18 @@ lio_dev_tx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t q_no, * @return * - nothing */ -static void +void lio_dev_tx_queue_release(void *txq) { struct lio_instr_queue *tq = txq; - struct lio_device *lio_dev = tq->lio_dev; uint32_t fw_mapped_iq_no; - /* Run time queue deletion not supported */ - if (lio_dev->port_configured) - return; - if (tq != NULL) { + if (tq) { + /* Run time queue deletion not supported */ + if (tq->lio_dev->port_configured) + return; + /* Free sg_list */ lio_delete_sglist(tq); @@ -789,6 +1418,11 @@ lio_dev_get_link_status(struct rte_eth_dev *eth_dev) lio_swap_8B_data((uint64_t *)ls, sizeof(union octeon_link_status) >> 3); if (lio_dev->linfo.link.link_status64 != ls->link_status64) { + if (ls->s.mtu < eth_dev->data->mtu) { + lio_dev_info(lio_dev, "Lowered VF MTU to %d as PF MTU dropped\n", + ls->s.mtu); + eth_dev->data->mtu = ls->s.mtu; + } lio_dev->linfo.link.link_status64 = ls->link_status64; lio_dev_link_update(eth_dev, 0); } @@ -824,7 +1458,10 @@ lio_sync_link_state_check(void *eth_dev) static int lio_dev_start(struct rte_eth_dev *eth_dev) { + uint16_t mtu; + uint32_t frame_len = eth_dev->data->dev_conf.rxmode.max_rx_pkt_len; struct lio_device *lio_dev = LIO_DEV(eth_dev); + uint16_t timeout = LIO_MAX_CMD_TIMEOUT; int ret = 0; lio_dev_info(lio_dev, "Starting port %d\n", eth_dev->data->port_id); @@ -852,8 +1489,29 @@ lio_dev_start(struct rte_eth_dev *eth_dev) goto dev_lsc_handle_error; } + while ((lio_dev->linfo.link.link_status64 == 0) && (--timeout)) + rte_delay_ms(1); + + if (lio_dev->linfo.link.link_status64 == 0) { + ret = -1; + goto dev_mtu_set_error; + } + + mtu = (uint16_t)(frame_len - ETHER_HDR_LEN - ETHER_CRC_LEN); + if (mtu < ETHER_MIN_MTU) + mtu = ETHER_MIN_MTU; + + if (eth_dev->data->mtu != mtu) { + ret = lio_dev_mtu_set(eth_dev, mtu); + if (ret) + goto dev_mtu_set_error; + } + return 0; +dev_mtu_set_error: + rte_eal_alarm_cancel(lio_sync_link_state_check, eth_dev); + dev_lsc_handle_error: lio_dev->intf_open = 0; lio_send_rx_ctrl_cmd(eth_dev, 0); @@ -861,6 +1519,211 @@ dev_lsc_handle_error: return ret; } +/* Stop device and disable input/output functions */ +static void +lio_dev_stop(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + lio_dev_info(lio_dev, "Stopping port %d\n", eth_dev->data->port_id); + lio_dev->intf_open = 0; + rte_mb(); + + /* Cancel callback if still running. */ + rte_eal_alarm_cancel(lio_sync_link_state_check, eth_dev); + + lio_send_rx_ctrl_cmd(eth_dev, 0); + + /* Clear recorded link status */ + lio_dev->linfo.link.link_status64 = 0; +} + +static int +lio_dev_set_link_up(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + if (!lio_dev->intf_open) { + lio_dev_info(lio_dev, "Port is stopped, Start the port first\n"); + return 0; + } + + if (lio_dev->linfo.link.s.link_up) { + lio_dev_info(lio_dev, "Link is already UP\n"); + return 0; + } + + if (lio_send_rx_ctrl_cmd(eth_dev, 1)) { + lio_dev_err(lio_dev, "Unable to set Link UP\n"); + return -1; + } + + lio_dev->linfo.link.s.link_up = 1; + eth_dev->data->dev_link.link_status = ETH_LINK_UP; + + return 0; +} + +static int +lio_dev_set_link_down(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + if (!lio_dev->intf_open) { + lio_dev_info(lio_dev, "Port is stopped, Start the port first\n"); + return 0; + } + + if (!lio_dev->linfo.link.s.link_up) { + lio_dev_info(lio_dev, "Link is already DOWN\n"); + return 0; + } + + lio_dev->linfo.link.s.link_up = 0; + eth_dev->data->dev_link.link_status = ETH_LINK_DOWN; + + if (lio_send_rx_ctrl_cmd(eth_dev, 0)) { + lio_dev->linfo.link.s.link_up = 1; + eth_dev->data->dev_link.link_status = ETH_LINK_UP; + lio_dev_err(lio_dev, "Unable to set Link Down\n"); + return -1; + } + + return 0; +} + +/** + * Reset and stop the device. This occurs on the first + * call to this routine. Subsequent calls will simply + * return. NB: This will require the NIC to be rebooted. + * + * @param eth_dev + * Pointer to the structure rte_eth_dev + * + * @return + * - nothing + */ +static void +lio_dev_close(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + uint32_t i; + + lio_dev_info(lio_dev, "closing port %d\n", eth_dev->data->port_id); + + if (lio_dev->intf_open) + lio_dev_stop(eth_dev); + + lio_wait_for_instr_fetch(lio_dev); + + lio_dev->fn_list.disable_io_queues(lio_dev); + + cn23xx_vf_set_io_queues_off(lio_dev); + + /* Reset iq regs (IQ_DBELL). + * Clear sli_pktx_cnts (OQ_PKTS_SENT). + */ + for (i = 0; i < lio_dev->nb_rx_queues; i++) { + struct lio_droq *droq = lio_dev->droq[i]; + + if (droq == NULL) + break; + + uint32_t pkt_count = rte_read32(droq->pkts_sent_reg); + + lio_dev_dbg(lio_dev, + "pending oq count %u\n", pkt_count); + rte_write32(pkt_count, droq->pkts_sent_reg); + } + + if (lio_dev->pci_dev->kdrv == RTE_KDRV_IGB_UIO) { + cn23xx_vf_ask_pf_to_do_flr(lio_dev); + rte_delay_ms(LIO_PCI_FLR_WAIT); + } + + /* lio_free_mbox */ + lio_dev->fn_list.free_mbox(lio_dev); + + /* Free glist resources */ + rte_free(lio_dev->glist_head); + rte_free(lio_dev->glist_lock); + lio_dev->glist_head = NULL; + lio_dev->glist_lock = NULL; + + lio_dev->port_configured = 0; + + /* Delete all queues */ + lio_dev_clear_queues(eth_dev); +} + +/** + * Enable tunnel rx checksum verification from firmware. + */ +static void +lio_enable_hw_tunnel_rx_checksum(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct lio_dev_ctrl_cmd ctrl_cmd; + struct lio_ctrl_pkt ctrl_pkt; + + /* flush added to prevent cmd failure + * incase the queue is full + */ + lio_flush_iq(lio_dev, lio_dev->instr_queue[0]); + + memset(&ctrl_pkt, 0, sizeof(struct lio_ctrl_pkt)); + memset(&ctrl_cmd, 0, sizeof(struct lio_dev_ctrl_cmd)); + + ctrl_cmd.eth_dev = eth_dev; + ctrl_cmd.cond = 0; + + ctrl_pkt.ncmd.s.cmd = LIO_CMD_TNL_RX_CSUM_CTL; + ctrl_pkt.ncmd.s.param1 = LIO_CMD_RXCSUM_ENABLE; + ctrl_pkt.ctrl_cmd = &ctrl_cmd; + + if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) { + lio_dev_err(lio_dev, "Failed to send TNL_RX_CSUM command\n"); + return; + } + + if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd)) + lio_dev_err(lio_dev, "TNL_RX_CSUM command timed out\n"); +} + +/** + * Enable checksum calculation for inner packet in a tunnel. + */ +static void +lio_enable_hw_tunnel_tx_checksum(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + struct lio_dev_ctrl_cmd ctrl_cmd; + struct lio_ctrl_pkt ctrl_pkt; + + /* flush added to prevent cmd failure + * incase the queue is full + */ + lio_flush_iq(lio_dev, lio_dev->instr_queue[0]); + + memset(&ctrl_pkt, 0, sizeof(struct lio_ctrl_pkt)); + memset(&ctrl_cmd, 0, sizeof(struct lio_dev_ctrl_cmd)); + + ctrl_cmd.eth_dev = eth_dev; + ctrl_cmd.cond = 0; + + ctrl_pkt.ncmd.s.cmd = LIO_CMD_TNL_TX_CSUM_CTL; + ctrl_pkt.ncmd.s.param1 = LIO_CMD_TXCSUM_ENABLE; + ctrl_pkt.ctrl_cmd = &ctrl_cmd; + + if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) { + lio_dev_err(lio_dev, "Failed to send TNL_TX_CSUM command\n"); + return; + } + + if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd)) + lio_dev_err(lio_dev, "TNL_TX_CSUM command timed out\n"); +} + static int lio_dev_configure(struct rte_eth_dev *eth_dev) { struct lio_device *lio_dev = LIO_DEV(eth_dev); @@ -937,6 +1800,9 @@ static int lio_dev_configure(struct rte_eth_dev *eth_dev) goto nic_config_fail; } + snprintf(lio_dev->firmware_version, LIO_FW_VERSION_LENGTH, "%s", + resp->cfg_info.lio_firmware_version); + lio_swap_8B_data((uint64_t *)(&resp->cfg_info), sizeof(struct octeon_if_cfg_info) >> 3); @@ -989,6 +1855,10 @@ static int lio_dev_configure(struct rte_eth_dev *eth_dev) /* Copy the permanent MAC address */ ether_addr_copy((struct ether_addr *)mac, ð_dev->data->mac_addrs[0]); + /* enable firmware checksum support for tunnel packets */ + lio_enable_hw_tunnel_rx_checksum(eth_dev); + lio_enable_hw_tunnel_tx_checksum(eth_dev); + lio_dev->glist_lock = rte_zmalloc(NULL, sizeof(*lio_dev->glist_lock) * num_iqueues, 0); if (lio_dev->glist_lock == NULL) @@ -1032,8 +1902,22 @@ nic_config_fail: static const struct eth_dev_ops liovf_eth_dev_ops = { .dev_configure = lio_dev_configure, .dev_start = lio_dev_start, + .dev_stop = lio_dev_stop, + .dev_set_link_up = lio_dev_set_link_up, + .dev_set_link_down = lio_dev_set_link_down, + .dev_close = lio_dev_close, + .promiscuous_enable = lio_dev_promiscuous_enable, + .promiscuous_disable = lio_dev_promiscuous_disable, + .allmulticast_enable = lio_dev_allmulticast_enable, + .allmulticast_disable = lio_dev_allmulticast_disable, .link_update = lio_dev_link_update, + .stats_get = lio_dev_stats_get, + .xstats_get = lio_dev_xstats_get, + .xstats_get_names = lio_dev_xstats_get_names, + .stats_reset = lio_dev_stats_reset, + .xstats_reset = lio_dev_xstats_reset, .dev_infos_get = lio_dev_info_get, + .vlan_filter_set = lio_dev_vlan_filter_set, .rx_queue_setup = lio_dev_rx_queue_setup, .rx_queue_release = lio_dev_rx_queue_release, .tx_queue_setup = lio_dev_tx_queue_setup, @@ -1042,6 +1926,9 @@ static const struct eth_dev_ops liovf_eth_dev_ops = { .reta_query = lio_dev_rss_reta_query, .rss_hash_conf_get = lio_dev_rss_hash_conf_get, .rss_hash_update = lio_dev_rss_hash_update, + .udp_tunnel_port_add = lio_dev_udp_tunnel_add, + .udp_tunnel_port_del = lio_dev_udp_tunnel_del, + .mtu_set = lio_dev_mtu_set, }; static void @@ -1127,10 +2014,12 @@ lio_first_time_init(struct lio_device *lio_dev, if (cn23xx_pfvf_handshake(lio_dev)) goto error; - /* Initial reset */ - cn23xx_vf_ask_pf_to_do_flr(lio_dev); - /* Wait for FLR for 100ms per SRIOV specification */ - rte_delay_ms(100); + /* Request and wait for device reset. */ + if (pdev->kdrv == RTE_KDRV_IGB_UIO) { + cn23xx_vf_ask_pf_to_do_flr(lio_dev); + /* FLR wait time doubled as a precaution. */ + rte_delay_ms(LIO_PCI_FLR_WAIT * 2); + } if (cn23xx_vf_set_io_queues_off(lio_dev)) { lio_dev_err(lio_dev, "Setting io queues off failed\n"); @@ -1184,6 +2073,7 @@ lio_eth_dev_uninit(struct rte_eth_dev *eth_dev) rte_free(eth_dev->data->mac_addrs); eth_dev->data->mac_addrs = NULL; + eth_dev->dev_ops = NULL; eth_dev->rx_pkt_burst = NULL; eth_dev->tx_pkt_burst = NULL; @@ -1193,7 +2083,7 @@ lio_eth_dev_uninit(struct rte_eth_dev *eth_dev) static int lio_eth_dev_init(struct rte_eth_dev *eth_dev) { - struct rte_pci_device *pdev = RTE_DEV_TO_PCI(eth_dev->device); + struct rte_pci_device *pdev = RTE_ETH_DEV_TO_PCI(eth_dev); struct lio_device *lio_dev = LIO_DEV(eth_dev); PMD_INIT_FUNC_TRACE(); @@ -1206,7 +2096,6 @@ lio_eth_dev_init(struct rte_eth_dev *eth_dev) return 0; rte_eth_copy_pci_info(eth_dev, pdev); - eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE; if (pdev->mem_resource[0].addr) { lio_dev->hw_addr = pdev->mem_resource[0].addr; @@ -1249,24 +2138,45 @@ lio_eth_dev_init(struct rte_eth_dev *eth_dev) return 0; } +static int +lio_eth_dev_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, + struct rte_pci_device *pci_dev) +{ + struct rte_eth_dev *eth_dev; + int ret; + + eth_dev = rte_eth_dev_pci_allocate(pci_dev, + sizeof(struct lio_device)); + if (eth_dev == NULL) + return -ENOMEM; + + ret = lio_eth_dev_init(eth_dev); + if (ret) + rte_eth_dev_pci_release(eth_dev); + + return ret; +} + +static int +lio_eth_dev_pci_remove(struct rte_pci_device *pci_dev) +{ + return rte_eth_dev_pci_generic_remove(pci_dev, + lio_eth_dev_uninit); +} + /* Set of PCI devices this driver supports */ static const struct rte_pci_id pci_id_liovf_map[] = { { RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, LIO_CN23XX_VF_VID) }, { .vendor_id = 0, /* sentinel */ } }; -static struct eth_driver rte_liovf_pmd = { - .pci_drv = { - .id_table = pci_id_liovf_map, - .drv_flags = RTE_PCI_DRV_NEED_MAPPING, - .probe = rte_eth_dev_pci_probe, - .remove = rte_eth_dev_pci_remove, - }, - .eth_dev_init = lio_eth_dev_init, - .eth_dev_uninit = lio_eth_dev_uninit, - .dev_private_size = sizeof(struct lio_device), +static struct rte_pci_driver rte_liovf_pmd = { + .id_table = pci_id_liovf_map, + .drv_flags = RTE_PCI_DRV_NEED_MAPPING, + .probe = lio_eth_dev_pci_probe, + .remove = lio_eth_dev_pci_remove, }; -RTE_PMD_REGISTER_PCI(net_liovf, rte_liovf_pmd.pci_drv); +RTE_PMD_REGISTER_PCI(net_liovf, rte_liovf_pmd); RTE_PMD_REGISTER_PCI_TABLE(net_liovf, pci_id_liovf_map); -RTE_PMD_REGISTER_KMOD_DEP(net_liovf, "* igb_uio | vfio"); +RTE_PMD_REGISTER_KMOD_DEP(net_liovf, "* igb_uio | vfio-pci");