X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnx2x%2Fbnx2x_ethdev.c;h=575271a84dfdb2a405e39d92ca5d9a972eaaee01;hb=175bedb0cc8f801be3050fa35b8d8d0971cea7cc;hp=b79cfdb0de5458f8f9defbf90fb4b8cefeee2ca4;hpb=6d01e580ac5da3115f3adf5cdf5d048e358c9324;p=dpdk.git diff --git a/drivers/net/bnx2x/bnx2x_ethdev.c b/drivers/net/bnx2x/bnx2x_ethdev.c index b79cfdb0de..575271a84d 100644 --- a/drivers/net/bnx2x/bnx2x_ethdev.c +++ b/drivers/net/bnx2x/bnx2x_ethdev.c @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: BSD-3-Clause * Copyright (c) 2013-2015 Brocade Communications Systems, Inc. - * - * Copyright (c) 2015 QLogic Corporation. + * Copyright (c) 2015-2018 Cavium Inc. * All rights reserved. - * www.qlogic.com - * - * See LICENSE.bnx2x_pmd for copyright and licensing details. + * www.cavium.com */ #include "bnx2x.h" @@ -13,6 +10,10 @@ #include #include +#include + +int bnx2x_logtype_init; +int bnx2x_logtype_driver; /* * The set of PCI devices this driver supports @@ -78,26 +79,31 @@ static const struct rte_bnx2x_xstats_name_off bnx2x_xstats_strings[] = { offsetof(struct bnx2x_eth_stats, pfc_frames_received_lo)} }; -static void +static int bnx2x_link_update(struct rte_eth_dev *dev) { struct bnx2x_softc *sc = dev->data->dev_private; + struct rte_eth_link link; PMD_INIT_FUNC_TRACE(); + bnx2x_link_status_update(sc); + memset(&link, 0, sizeof(link)); mb(); - dev->data->dev_link.link_speed = sc->link_vars.line_speed; + link.link_speed = sc->link_vars.line_speed; switch (sc->link_vars.duplex) { case DUPLEX_FULL: - dev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX; + link.link_duplex = ETH_LINK_FULL_DUPLEX; break; case DUPLEX_HALF: - dev->data->dev_link.link_duplex = ETH_LINK_HALF_DUPLEX; + link.link_duplex = ETH_LINK_HALF_DUPLEX; break; } - dev->data->dev_link.link_autoneg = !(dev->data->dev_conf.link_speeds & + link.link_autoneg = !(dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_FIXED); - dev->data->dev_link.link_status = sc->link_vars.link_up; + link.link_status = sc->link_vars.link_up; + + return rte_eth_linkstatus_set(dev, &link); } static void @@ -106,8 +112,6 @@ bnx2x_interrupt_action(struct rte_eth_dev *dev) struct bnx2x_softc *sc = dev->data->dev_private; uint32_t link_status; - PMD_DEBUG_PERIODIC_LOG(INFO, "Interrupt handled"); - bnx2x_intr_legacy(sc, 0); if (sc->periodic_flags & PERIODIC_GO) @@ -119,16 +123,47 @@ bnx2x_interrupt_action(struct rte_eth_dev *dev) bnx2x_link_update(dev); } -static __rte_unused void +static void bnx2x_interrupt_handler(void *param) { struct rte_eth_dev *dev = (struct rte_eth_dev *)param; struct bnx2x_softc *sc = dev->data->dev_private; + PMD_DEBUG_PERIODIC_LOG(INFO, "Interrupt handled"); + bnx2x_interrupt_action(dev); rte_intr_enable(&sc->pci_dev->intr_handle); } +static void bnx2x_periodic_start(void *param) +{ + struct rte_eth_dev *dev = (struct rte_eth_dev *)param; + struct bnx2x_softc *sc = dev->data->dev_private; + int ret = 0; + + atomic_store_rel_long(&sc->periodic_flags, PERIODIC_GO); + bnx2x_interrupt_action(dev); + if (IS_PF(sc)) { + ret = rte_eal_alarm_set(BNX2X_SP_TIMER_PERIOD, + bnx2x_periodic_start, (void *)dev); + if (ret) { + PMD_DRV_LOG(ERR, "Unable to start periodic" + " timer rc %d", ret); + assert(false && "Unable to start periodic timer"); + } + } +} + +void bnx2x_periodic_stop(void *param) +{ + struct rte_eth_dev *dev = (struct rte_eth_dev *)param; + struct bnx2x_softc *sc = dev->data->dev_private; + + atomic_store_rel_long(&sc->periodic_flags, PERIODIC_STOP); + + rte_eal_alarm_cancel(bnx2x_periodic_start, (void *)dev); +} + /* * Devops - helper functions can be called from user application */ @@ -137,11 +172,13 @@ static int bnx2x_dev_configure(struct rte_eth_dev *dev) { struct bnx2x_softc *sc = dev->data->dev_private; + struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode; + int mp_ncpus = sysconf(_SC_NPROCESSORS_CONF); PMD_INIT_FUNC_TRACE(); - if (dev->data->dev_conf.rxmode.jumbo_frame) + if (rxmode->offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) sc->mtu = dev->data->dev_conf.rxmode.max_rx_pkt_len; if (dev->data->nb_tx_queues > dev->data->nb_rx_queues) { @@ -182,6 +219,10 @@ bnx2x_dev_start(struct rte_eth_dev *dev) PMD_INIT_FUNC_TRACE(); + /* start the periodic callout */ + if (sc->periodic_flags & PERIODIC_STOP) + bnx2x_periodic_start(dev); + ret = bnx2x_init(sc); if (ret) { PMD_DRV_LOG(DEBUG, "bnx2x_init failed (%d)", ret); @@ -222,6 +263,9 @@ bnx2x_dev_stop(struct rte_eth_dev *dev) bnx2x_interrupt_handler, (void *)dev); } + /* stop the periodic callout */ + bnx2x_periodic_stop(dev); + ret = bnx2x_nic_unload(sc, UNLOAD_NORMAL, FALSE); if (ret) { PMD_DRV_LOG(DEBUG, "bnx2x_nic_unload failed (%d)", ret); @@ -304,20 +348,16 @@ bnx2x_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete { PMD_INIT_FUNC_TRACE(); - int old_link_status = dev->data->dev_link.link_status; - - bnx2x_link_update(dev); - - return old_link_status == dev->data->dev_link.link_status ? -1 : 0; + return bnx2x_link_update(dev); } static int bnx2xvf_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete) { - int old_link_status = dev->data->dev_link.link_status; struct bnx2x_softc *sc = dev->data->dev_private; + int ret = 0; - bnx2x_link_update(dev); + ret = bnx2x_link_update(dev); bnx2x_check_bull(sc); if (sc->old_bulletin.valid_bitmap & (1 << CHANNEL_DOWN)) { @@ -326,10 +366,10 @@ bnx2xvf_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_comple dev->data->dev_link.link_status = ETH_LINK_DOWN; } - return old_link_status == dev->data->dev_link.link_status ? -1 : 0; + return ret; } -static void +static int bnx2x_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) { struct bnx2x_softc *sc = dev->data->dev_private; @@ -389,6 +429,8 @@ bnx2x_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) stats->imissed = brb_drops + brb_truncates + brb_truncate_discard + stats->rx_nombuf; + + return 0; } static int @@ -439,16 +481,16 @@ bnx2x_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats, } static void -bnx2x_dev_infos_get(struct rte_eth_dev *dev, __rte_unused struct rte_eth_dev_info *dev_info) +bnx2x_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) { struct bnx2x_softc *sc = dev->data->dev_private; - dev_info->pci_dev = RTE_DEV_TO_PCI(dev->device); dev_info->max_rx_queues = sc->max_rx_queues; dev_info->max_tx_queues = sc->max_tx_queues; dev_info->min_rx_bufsize = BNX2X_MIN_RX_BUF_SIZE; dev_info->max_rx_pktlen = BNX2X_MAX_RX_PKT_LEN; dev_info->max_mac_addrs = BNX2X_MAX_MAC_ADDRS; dev_info->speed_capa = ETH_LINK_SPEED_10G | ETH_LINK_SPEED_20G; + dev_info->rx_offload_capa = DEV_RX_OFFLOAD_JUMBO_FRAME; } static int @@ -531,7 +573,7 @@ bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf) PMD_INIT_FUNC_TRACE(); eth_dev->dev_ops = is_vf ? &bnx2xvf_eth_dev_ops : &bnx2x_eth_dev_ops; - pci_dev = RTE_DEV_TO_PCI(eth_dev->device); + pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); rte_eth_copy_pci_info(eth_dev, pci_dev); @@ -578,6 +620,17 @@ bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf) return ret; } + /* schedule periodic poll for slowpath link events */ + if (IS_PF(sc)) { + ret = rte_eal_alarm_set(BNX2X_SP_TIMER_PERIOD, + bnx2x_periodic_start, (void *)eth_dev); + if (ret) { + PMD_DRV_LOG(ERR, "Unable to start periodic" + " timer rc %d", ret); + return -EINVAL; + } + } + eth_dev->data->mac_addrs = (struct ether_addr *)sc->link_params.mac_addr; PMD_DRV_LOG(INFO, "pcie_bus=%d, pcie_device=%d", @@ -592,18 +645,20 @@ bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf) if (IS_VF(sc)) { rte_spinlock_init(&sc->vf2pf_lock); - if (bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_mbx_msg), - &sc->vf2pf_mbox_mapping, "vf2pf_mbox", - RTE_CACHE_LINE_SIZE) != 0) - return -ENOMEM; + ret = bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_mbx_msg), + &sc->vf2pf_mbox_mapping, "vf2pf_mbox", + RTE_CACHE_LINE_SIZE); + if (ret) + goto out; sc->vf2pf_mbox = (struct bnx2x_vf_mbx_msg *) sc->vf2pf_mbox_mapping.vaddr; - if (bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_bulletin), - &sc->pf2vf_bulletin_mapping, "vf2pf_bull", - RTE_CACHE_LINE_SIZE) != 0) - return -ENOMEM; + ret = bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_bulletin), + &sc->pf2vf_bulletin_mapping, "vf2pf_bull", + RTE_CACHE_LINE_SIZE); + if (ret) + goto out; sc->pf2vf_bulletin = (struct bnx2x_vf_bulletin *) sc->pf2vf_bulletin_mapping.vaddr; @@ -611,10 +666,14 @@ bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf) ret = bnx2x_vf_get_resources(sc, sc->max_tx_queues, sc->max_rx_queues); if (ret) - return ret; + goto out; } return 0; + +out: + bnx2x_periodic_stop(eth_dev); + return ret; } static int @@ -637,24 +696,14 @@ static struct rte_pci_driver rte_bnx2xvf_pmd; static int eth_bnx2x_pci_probe(struct rte_pci_driver *pci_drv, 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 bnx2x_softc)); - if (!eth_dev) - return -ENOMEM; - if (pci_drv == &rte_bnx2x_pmd) - ret = eth_bnx2x_dev_init(eth_dev); + return rte_eth_dev_pci_generic_probe(pci_dev, + sizeof(struct bnx2x_softc), eth_bnx2x_dev_init); else if (pci_drv == &rte_bnx2xvf_pmd) - ret = eth_bnx2xvf_dev_init(eth_dev); + return rte_eth_dev_pci_generic_probe(pci_dev, + sizeof(struct bnx2x_softc), eth_bnx2xvf_dev_init); else - ret = -EINVAL; - - if (ret) - rte_eth_dev_pci_release(eth_dev); - - return ret; + return -EINVAL; } static int eth_bnx2x_pci_remove(struct rte_pci_device *pci_dev) @@ -681,7 +730,17 @@ static struct rte_pci_driver rte_bnx2xvf_pmd = { RTE_PMD_REGISTER_PCI(net_bnx2x, rte_bnx2x_pmd); RTE_PMD_REGISTER_PCI_TABLE(net_bnx2x, pci_id_bnx2x_map); -RTE_PMD_REGISTER_KMOD_DEP(net_bnx2x, "* igb_uio | uio_pci_generic | vfio"); +RTE_PMD_REGISTER_KMOD_DEP(net_bnx2x, "* igb_uio | uio_pci_generic | vfio-pci"); RTE_PMD_REGISTER_PCI(net_bnx2xvf, rte_bnx2xvf_pmd); RTE_PMD_REGISTER_PCI_TABLE(net_bnx2xvf, pci_id_bnx2xvf_map); -RTE_PMD_REGISTER_KMOD_DEP(net_bnx2xvf, "* igb_uio | vfio"); +RTE_PMD_REGISTER_KMOD_DEP(net_bnx2xvf, "* igb_uio | vfio-pci"); + +RTE_INIT(bnx2x_init_log) +{ + bnx2x_logtype_init = rte_log_register("pmd.net.bnx2x.init"); + if (bnx2x_logtype_init >= 0) + rte_log_set_level(bnx2x_logtype_init, RTE_LOG_NOTICE); + bnx2x_logtype_driver = rte_log_register("pmd.net.bnx2x.driver"); + if (bnx2x_logtype_driver >= 0) + rte_log_set_level(bnx2x_logtype_driver, RTE_LOG_NOTICE); +}