X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx4%2Fmlx4.c;h=7f9f300c6cb74bba9b0f640473cc4b333e6e3cc3;hb=cd212c466992535af6e1bc99677cfd2790622b5d;hp=3e578754140084fc5ef04eea2ae83c404f594e35;hpb=fbd1913561484b58e155fbefea4e15491ed60c9f;p=dpdk.git diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c index 3e57875414..7f9f300c6c 100644 --- a/drivers/net/mlx4/mlx4.c +++ b/drivers/net/mlx4/mlx4.c @@ -33,8 +33,8 @@ #include #include #include -#include -#include +#include +#include #include #include #include @@ -81,7 +81,7 @@ const char *pmd_mlx4_init_params[] = { NULL, }; -static void mlx4_dev_stop(struct rte_eth_dev *dev); +static int mlx4_dev_stop(struct rte_eth_dev *dev); /** * Initialize shared data between primary and secondary process. @@ -195,25 +195,26 @@ mlx4_free_verbs_buf(void *ptr, void *data __rte_unused) * @return * 0 on success, a negative errno value otherwise and rte_errno is set. */ -static int +int mlx4_proc_priv_init(struct rte_eth_dev *dev) { struct mlx4_proc_priv *ppriv; size_t ppriv_size; + mlx4_proc_priv_uninit(dev); /* * UAR register table follows the process private structure. BlueFlame * registers for Tx queues are stored in the table. */ ppriv_size = sizeof(struct mlx4_proc_priv) + dev->data->nb_tx_queues * sizeof(void *); - ppriv = rte_malloc_socket("mlx4_proc_priv", ppriv_size, - RTE_CACHE_LINE_SIZE, dev->device->numa_node); + ppriv = rte_zmalloc_socket("mlx4_proc_priv", ppriv_size, + RTE_CACHE_LINE_SIZE, dev->device->numa_node); if (!ppriv) { rte_errno = ENOMEM; return -rte_errno; } - ppriv->uar_table_sz = ppriv_size; + ppriv->uar_table_sz = dev->data->nb_tx_queues; dev->process_private = ppriv; return 0; } @@ -224,7 +225,7 @@ mlx4_proc_priv_init(struct rte_eth_dev *dev) * @param dev * Pointer to Ethernet device structure. */ -static void +void mlx4_proc_priv_uninit(struct rte_eth_dev *dev) { if (!dev->process_private) @@ -249,9 +250,6 @@ mlx4_dev_configure(struct rte_eth_dev *dev) struct rte_flow_error error; int ret; - if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) - dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH; - /* Prepare internal flow rules. */ ret = mlx4_flow_sync(priv, &error); if (ret) { @@ -343,13 +341,13 @@ err: * @param dev * Pointer to Ethernet device structure. */ -static void +static int mlx4_dev_stop(struct rte_eth_dev *dev) { struct mlx4_priv *priv = dev->data->dev_private; if (!priv->started) - return; + return 0; DEBUG("%p: detaching flows from all RX queues", (void *)dev); priv->started = 0; dev->tx_pkt_burst = mlx4_tx_burst_removed; @@ -360,6 +358,8 @@ mlx4_dev_stop(struct rte_eth_dev *dev) mlx4_flow_sync(priv, NULL); mlx4_rxq_intr_disable(priv); mlx4_rss_deinit(priv); + + return 0; } /** @@ -376,6 +376,10 @@ mlx4_dev_close(struct rte_eth_dev *dev) struct mlx4_priv *priv = dev->data->dev_private; unsigned int i; + if (rte_eal_process_type() == RTE_PROC_SECONDARY) { + rte_eth_dev_release_port(dev); + return 0; + } DEBUG("%p: closing device \"%s\"", (void *)dev, ((priv->ctx != NULL) ? priv->ctx->device->name : "")); @@ -434,7 +438,7 @@ static const struct eth_dev_ops mlx4_dev_ops = { .flow_ctrl_get = mlx4_flow_ctrl_get, .flow_ctrl_set = mlx4_flow_ctrl_set, .mtu_set = mlx4_mtu_set, - .filter_ctrl = mlx4_filter_ctrl, + .flow_ops_get = mlx4_flow_ops_get, .rx_queue_intr_enable = mlx4_rx_intr_enable, .rx_queue_intr_disable = mlx4_rx_intr_disable, .is_removed = mlx4_is_removed, @@ -763,6 +767,7 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) struct ibv_context *attr_ctx = NULL; struct ibv_device_attr device_attr; struct ibv_device_attr_ex device_attr_ex; + struct rte_eth_dev *prev_dev = NULL; struct mlx4_conf conf = { .ports.present = 0, .mr_ext_memseg_en = 1, @@ -877,7 +882,7 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) ERROR("can not attach rte ethdev"); rte_errno = ENOMEM; err = rte_errno; - goto error; + goto err_secondary; } priv = eth_dev->data->dev_private; if (!priv->verbs_alloc_ctx.enabled) { @@ -886,24 +891,24 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) " from Verbs"); rte_errno = ENOTSUP; err = rte_errno; - goto error; + goto err_secondary; } eth_dev->device = &pci_dev->device; eth_dev->dev_ops = &mlx4_dev_sec_ops; err = mlx4_proc_priv_init(eth_dev); if (err) - goto error; + goto err_secondary; /* Receive command fd from primary process. */ err = mlx4_mp_req_verbs_cmd_fd(eth_dev); if (err < 0) { err = rte_errno; - goto error; + goto err_secondary; } /* Remap UAR for Tx queues. */ err = mlx4_tx_uar_init_secondary(eth_dev, err); if (err) { err = rte_errno; - goto error; + goto err_secondary; } /* * Ethdev pointer is still required as input since @@ -915,7 +920,14 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) claim_zero(mlx4_glue->close_device(ctx)); rte_eth_copy_pci_info(eth_dev, pci_dev); rte_eth_dev_probing_finish(eth_dev); + prev_dev = eth_dev; continue; +err_secondary: + claim_zero(mlx4_glue->close_device(ctx)); + rte_eth_dev_release_port(eth_dev); + if (prev_dev) + rte_eth_dev_release_port(prev_dev); + break; } /* Check port status. */ err = mlx4_glue->query_port(ctx, port, &port_attr); @@ -1002,11 +1014,8 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) " (error: %s)", strerror(err)); goto port_error; } - INFO("port %u MAC address is %02x:%02x:%02x:%02x:%02x:%02x", - priv->port, - mac.addr_bytes[0], mac.addr_bytes[1], - mac.addr_bytes[2], mac.addr_bytes[3], - mac.addr_bytes[4], mac.addr_bytes[5]); + INFO("port %u MAC address is " RTE_ETHER_ADDR_PRT_FMT, + priv->port, RTE_ETHER_ADDR_BYTES(&mac)); /* Register MAC address. */ priv->mac[0] = mac; @@ -1031,6 +1040,7 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) eth_dev->data->mac_addrs = priv->mac; eth_dev->device = &pci_dev->device; rte_eth_copy_pci_info(eth_dev, pci_dev); + eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS; /* Initialize local interrupt handle for current port. */ memset(&priv->intr_handle, 0, sizeof(struct rte_intr_handle)); priv->intr_handle.fd = -1; @@ -1089,6 +1099,7 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) priv, mem_event_cb); rte_rwlock_write_unlock(&mlx4_shared_data->mem_event_rwlock); rte_eth_dev_probing_finish(eth_dev); + prev_dev = eth_dev; continue; port_error: rte_free(priv); @@ -1103,14 +1114,10 @@ port_error: eth_dev->data->mac_addrs = NULL; rte_eth_dev_release_port(eth_dev); } + if (prev_dev) + mlx4_dev_close(prev_dev); break; } - /* - * XXX if something went wrong in the loop above, there is a resource - * leak (ctx, pd, priv, dpdk ethdev) but we can do nothing about it as - * long as the dpdk does not provide a way to deallocate a ethdev and a - * way to enumerate the registered ethdevs to free the previous ones. - */ error: if (attr_ctx) claim_zero(mlx4_glue->close_device(attr_ctx)); @@ -1121,6 +1128,36 @@ error: return -err; } +/** + * DPDK callback to remove a PCI device. + * + * This function removes all Ethernet devices belong to a given PCI device. + * + * @param[in] pci_dev + * Pointer to the PCI device. + * + * @return + * 0 on success, the function cannot fail. + */ +static int +mlx4_pci_remove(struct rte_pci_device *pci_dev) +{ + uint16_t port_id; + int ret = 0; + + RTE_ETH_FOREACH_DEV_OF(port_id, &pci_dev->device) { + /* + * mlx4_dev_close() is not registered to secondary process, + * call the close function explicitly for secondary process. + */ + if (rte_eal_process_type() == RTE_PROC_SECONDARY) + ret |= mlx4_dev_close(&rte_eth_devices[port_id]); + else + ret |= rte_eth_dev_close(port_id); + } + return ret == 0 ? 0 : -EIO; +} + static const struct rte_pci_id mlx4_pci_id_map[] = { { RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, @@ -1145,6 +1182,7 @@ static struct rte_pci_driver mlx4_driver = { }, .id_table = mlx4_pci_id_map, .probe = mlx4_pci_probe, + .remove = mlx4_pci_remove, .drv_flags = RTE_PCI_DRV_INTR_LSC | RTE_PCI_DRV_INTR_RMV, }; @@ -1279,7 +1317,7 @@ glue_error: #endif /* Initialize driver log type. */ -RTE_LOG_REGISTER(mlx4_logtype, pmd.net.mlx4, NOTICE) +RTE_LOG_REGISTER_DEFAULT(mlx4_logtype, NOTICE) /** * Driver initialization routine.