X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnx2x%2Fbnx2x_ethdev.c;h=5b4c5cf84b9b0f93e6d652d778203c1669dc8546;hb=ed55533e98c78273fc857151d42889741a4b3316;hp=e08ef779fda574e51e59acc645d9c5f040e927a9;hpb=cd8c7c7ce241d2ea7c059a9df07caa9411ef19ed;p=dpdk.git diff --git a/drivers/net/bnx2x/bnx2x_ethdev.c b/drivers/net/bnx2x/bnx2x_ethdev.c index e08ef779fd..5b4c5cf84b 100644 --- a/drivers/net/bnx2x/bnx2x_ethdev.c +++ b/drivers/net/bnx2x/bnx2x_ethdev.c @@ -1,18 +1,17 @@ -/* +/* 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" #include "bnx2x_rxtx.h" +#include #include #include +#include int bnx2x_logtype_init; int bnx2x_logtype_driver; @@ -81,26 +80,31 @@ 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(sc); - 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 @@ -109,8 +113,6 @@ 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) @@ -128,10 +130,43 @@ 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, sc, "Interrupt handled"); + + atomic_store_rel_long(&sc->periodic_flags, PERIODIC_STOP); bnx2x_interrupt_action(dev); + atomic_store_rel_long(&sc->periodic_flags, PERIODIC_GO); 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, sc, "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 */ @@ -144,34 +179,36 @@ bnx2x_dev_configure(struct rte_eth_dev *dev) int mp_ncpus = sysconf(_SC_NPROCESSORS_CONF); - PMD_INIT_FUNC_TRACE(); + PMD_INIT_FUNC_TRACE(sc); - if (rxmode->offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) + if (rxmode->offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) { sc->mtu = dev->data->dev_conf.rxmode.max_rx_pkt_len; + dev->data->mtu = sc->mtu; + } if (dev->data->nb_tx_queues > dev->data->nb_rx_queues) { - PMD_DRV_LOG(ERR, "The number of TX queues is greater than number of RX queues"); + PMD_DRV_LOG(ERR, sc, "The number of TX queues is greater than number of RX queues"); return -EINVAL; } sc->num_queues = MAX(dev->data->nb_rx_queues, dev->data->nb_tx_queues); if (sc->num_queues > mp_ncpus) { - PMD_DRV_LOG(ERR, "The number of queues is more than number of CPUs"); + PMD_DRV_LOG(ERR, sc, "The number of queues is more than number of CPUs"); return -EINVAL; } - PMD_DRV_LOG(DEBUG, "num_queues=%d, mtu=%d", + PMD_DRV_LOG(DEBUG, sc, "num_queues=%d, mtu=%d", sc->num_queues, sc->mtu); /* allocate ilt */ if (bnx2x_alloc_ilt_mem(sc) != 0) { - PMD_DRV_LOG(ERR, "bnx2x_alloc_ilt_mem was failed"); + PMD_DRV_LOG(ERR, sc, "bnx2x_alloc_ilt_mem was failed"); return -ENXIO; } /* allocate the host hardware/software hsi structures */ if (bnx2x_alloc_hsi_mem(sc) != 0) { - PMD_DRV_LOG(ERR, "bnx2x_alloc_hsi_mem was failed"); + PMD_DRV_LOG(ERR, sc, "bnx2x_alloc_hsi_mem was failed"); bnx2x_free_ilt_mem(sc); return -ENXIO; } @@ -185,11 +222,15 @@ bnx2x_dev_start(struct rte_eth_dev *dev) struct bnx2x_softc *sc = dev->data->dev_private; int ret = 0; - PMD_INIT_FUNC_TRACE(); + PMD_INIT_FUNC_TRACE(sc); + + /* 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); + PMD_DRV_LOG(DEBUG, sc, "bnx2x_init failed (%d)", ret); return -1; } @@ -198,17 +239,16 @@ bnx2x_dev_start(struct rte_eth_dev *dev) bnx2x_interrupt_handler, (void *)dev); if (rte_intr_enable(&sc->pci_dev->intr_handle)) - PMD_DRV_LOG(ERR, "rte_intr_enable failed"); + PMD_DRV_LOG(ERR, sc, "rte_intr_enable failed"); } ret = bnx2x_dev_rx_init(dev); if (ret != 0) { - PMD_DRV_LOG(DEBUG, "bnx2x_dev_rx_init returned error code"); + PMD_DRV_LOG(DEBUG, sc, "bnx2x_dev_rx_init returned error code"); return -3; } - /* Print important adapter info for the user. */ - bnx2x_print_adapter_info(sc); + bnx2x_print_device_info(sc); return ret; } @@ -219,7 +259,7 @@ bnx2x_dev_stop(struct rte_eth_dev *dev) struct bnx2x_softc *sc = dev->data->dev_private; int ret = 0; - PMD_INIT_FUNC_TRACE(); + PMD_INIT_FUNC_TRACE(sc); if (IS_PF(sc)) { rte_intr_disable(&sc->pci_dev->intr_handle); @@ -227,9 +267,12 @@ 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); + PMD_DRV_LOG(DEBUG, sc, "bnx2x_nic_unload failed (%d)", ret); return; } @@ -241,7 +284,7 @@ bnx2x_dev_close(struct rte_eth_dev *dev) { struct bnx2x_softc *sc = dev->data->dev_private; - PMD_INIT_FUNC_TRACE(); + PMD_INIT_FUNC_TRACE(sc); if (IS_VF(sc)) bnx2x_vf_close(sc); @@ -261,7 +304,7 @@ bnx2x_promisc_enable(struct rte_eth_dev *dev) { struct bnx2x_softc *sc = dev->data->dev_private; - PMD_INIT_FUNC_TRACE(); + PMD_INIT_FUNC_TRACE(sc); sc->rx_mode = BNX2X_RX_MODE_PROMISC; if (rte_eth_allmulticast_get(dev->data->port_id) == 1) sc->rx_mode = BNX2X_RX_MODE_ALLMULTI_PROMISC; @@ -273,7 +316,7 @@ bnx2x_promisc_disable(struct rte_eth_dev *dev) { struct bnx2x_softc *sc = dev->data->dev_private; - PMD_INIT_FUNC_TRACE(); + PMD_INIT_FUNC_TRACE(sc); sc->rx_mode = BNX2X_RX_MODE_NORMAL; if (rte_eth_allmulticast_get(dev->data->port_id) == 1) sc->rx_mode = BNX2X_RX_MODE_ALLMULTI; @@ -285,7 +328,7 @@ bnx2x_dev_allmulticast_enable(struct rte_eth_dev *dev) { struct bnx2x_softc *sc = dev->data->dev_private; - PMD_INIT_FUNC_TRACE(); + PMD_INIT_FUNC_TRACE(sc); sc->rx_mode = BNX2X_RX_MODE_ALLMULTI; if (rte_eth_promiscuous_get(dev->data->port_id) == 1) sc->rx_mode = BNX2X_RX_MODE_ALLMULTI_PROMISC; @@ -297,7 +340,7 @@ bnx2x_dev_allmulticast_disable(struct rte_eth_dev *dev) { struct bnx2x_softc *sc = dev->data->dev_private; - PMD_INIT_FUNC_TRACE(); + PMD_INIT_FUNC_TRACE(sc); sc->rx_mode = BNX2X_RX_MODE_NORMAL; if (rte_eth_promiscuous_get(dev->data->port_id) == 1) sc->rx_mode = BNX2X_RX_MODE_PROMISC; @@ -307,31 +350,29 @@ bnx2x_dev_allmulticast_disable(struct rte_eth_dev *dev) static int 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; + struct bnx2x_softc *sc = dev->data->dev_private; - bnx2x_link_update(dev); + PMD_INIT_FUNC_TRACE(sc); - 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)) { - PMD_DRV_LOG(ERR, "PF indicated channel is down." + PMD_DRV_LOG(ERR, sc, "PF indicated channel is down." "VF device is no longer operational"); dev->data->dev_link.link_status = ETH_LINK_DOWN; } - return old_link_status == dev->data->dev_link.link_status ? -1 : 0; + return ret; } static int @@ -342,7 +383,7 @@ bnx2x_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) uint64_t brb_drops; uint64_t brb_truncates; - PMD_INIT_FUNC_TRACE(); + PMD_INIT_FUNC_TRACE(sc); bnx2x_stats_handle(sc, STATS_EVENT_UPDATE); @@ -407,10 +448,9 @@ bnx2x_get_xstats_names(__rte_unused struct rte_eth_dev *dev, if (xstats_names != NULL) for (i = 0; i < stat_cnt; i++) - snprintf(xstats_names[i].name, - sizeof(xstats_names[i].name), - "%s", - bnx2x_xstats_strings[i].name); + strlcpy(xstats_names[i].name, + bnx2x_xstats_strings[i].name, + sizeof(xstats_names[i].name)); return stat_cnt; } @@ -533,27 +573,36 @@ bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf) { int ret = 0; struct rte_pci_device *pci_dev; + struct rte_pci_addr pci_addr; struct bnx2x_softc *sc; + static bool adapter_info = true; + + /* Extract key data structures */ + sc = eth_dev->data->dev_private; + pci_dev = RTE_DEV_TO_PCI(eth_dev->device); + pci_addr = pci_dev->addr; - PMD_INIT_FUNC_TRACE(); + snprintf(sc->devinfo.name, NAME_SIZE, PCI_SHORT_PRI_FMT ":dpdk-port-%u", + pci_addr.bus, pci_addr.devid, pci_addr.function, + eth_dev->data->port_id); + + PMD_INIT_FUNC_TRACE(sc); eth_dev->dev_ops = is_vf ? &bnx2xvf_eth_dev_ops : &bnx2x_eth_dev_ops; - pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); rte_eth_copy_pci_info(eth_dev, pci_dev); - sc = eth_dev->data->dev_private; sc->pcie_bus = pci_dev->addr.bus; sc->pcie_device = pci_dev->addr.devid; - if (is_vf) - sc->flags = BNX2X_IS_VF_FLAG; - sc->devinfo.vendor_id = pci_dev->id.vendor_id; sc->devinfo.device_id = pci_dev->id.device_id; sc->devinfo.subvendor_id = pci_dev->id.subsystem_vendor_id; sc->devinfo.subdevice_id = pci_dev->id.subsystem_device_id; + if (is_vf) + sc->flags = BNX2X_IS_VF_FLAG; + sc->pcie_func = pci_dev->addr.function; sc->bar[BAR0].base_addr = (void *)pci_dev->mem_resource[0].addr; if (is_vf) @@ -581,36 +630,47 @@ bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf) sc->pci_dev = pci_dev; ret = bnx2x_attach(sc); if (ret) { - PMD_DRV_LOG(ERR, "bnx2x_attach failed (%d)", ret); + PMD_DRV_LOG(ERR, sc, "bnx2x_attach failed (%d)", ret); return ret; } - eth_dev->data->mac_addrs = (struct ether_addr *)sc->link_params.mac_addr; + /* Print important adapter info for the user. */ + if (adapter_info) { + bnx2x_print_adapter_info(sc); + adapter_info = false; + } - PMD_DRV_LOG(INFO, "pcie_bus=%d, pcie_device=%d", - sc->pcie_bus, sc->pcie_device); - PMD_DRV_LOG(INFO, "bar0.addr=%p, bar1.addr=%p", - sc->bar[BAR0].base_addr, sc->bar[BAR1].base_addr); - PMD_DRV_LOG(INFO, "port=%d, path=%d, vnic=%d, func=%d", - PORT_ID(sc), PATH_ID(sc), VNIC_ID(sc), FUNC_ID(sc)); - PMD_DRV_LOG(INFO, "portID=%d vendorID=0x%x deviceID=0x%x", - eth_dev->data->port_id, pci_dev->id.vendor_id, pci_dev->id.device_id); + /* schedule periodic poll for slowpath link events */ + if (IS_PF(sc)) { + PMD_DRV_LOG(DEBUG, sc, "Scheduling periodic poll for slowpath link events"); + ret = rte_eal_alarm_set(BNX2X_SP_TIMER_PERIOD, + bnx2x_periodic_start, (void *)eth_dev); + if (ret) { + PMD_DRV_LOG(ERR, sc, "Unable to start periodic" + " timer rc %d", ret); + return -EINVAL; + } + } + + eth_dev->data->mac_addrs = (struct ether_addr *)sc->link_params.mac_addr; 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; @@ -618,23 +678,29 @@ 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 eth_bnx2x_dev_init(struct rte_eth_dev *eth_dev) { - PMD_INIT_FUNC_TRACE(); + struct bnx2x_softc *sc = eth_dev->data->dev_private; + PMD_INIT_FUNC_TRACE(sc); return bnx2x_common_dev_init(eth_dev, 0); } static int eth_bnx2xvf_dev_init(struct rte_eth_dev *eth_dev) { - PMD_INIT_FUNC_TRACE(); + struct bnx2x_softc *sc = eth_dev->data->dev_private; + PMD_INIT_FUNC_TRACE(sc); return bnx2x_common_dev_init(eth_dev, 1); } @@ -644,24 +710,14 @@ 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) @@ -693,14 +749,12 @@ 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-pci"); -RTE_INIT(bnx2x_init_log); -static void -bnx2x_init_log(void) +RTE_INIT(bnx2x_init_log) { - bnx2x_logtype_init = rte_log_register("pmd.bnx2x.init"); + 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.bnx2x.driver"); + 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); }