/*- * BSD LICENSE * * Copyright(c) 2010-2012 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "rte_ether.h" #include "rte_ethdev.h" #ifdef RTE_LIBRTE_ETHDEV_DEBUG #define PMD_DEBUG_TRACE(fmt, args...) do { \ RTE_LOG(ERR, PMD, "%s: " fmt, __func__, ## args); \ } while (0) #else #define PMD_DEBUG_TRACE(fmt, args...) #endif /* Macros for checking for restricting functions to primary instance only */ #define PROC_PRIMARY_OR_ERR_RET(retval) do { \ if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \ PMD_DEBUG_TRACE("Cannot run in secondary processes\n"); \ return (retval); \ } \ } while(0) #define PROC_PRIMARY_OR_RET() do { \ if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \ PMD_DEBUG_TRACE("Cannot run in secondary processes\n"); \ return; \ } \ } while(0) /* Macros to check for invlaid function pointers in dev_ops structure */ #define FUNC_PTR_OR_ERR_RET(func, retval) do { \ if ((func) == NULL) { \ PMD_DEBUG_TRACE("Function not supported\n"); \ return (retval); \ } \ } while(0) #define FUNC_PTR_OR_RET(func) do { \ if ((func) == NULL) { \ PMD_DEBUG_TRACE("Function not supported\n"); \ return; \ } \ } while(0) static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data"; struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS]; static struct rte_eth_dev_data *rte_eth_dev_data = NULL; static uint8_t nb_ports = 0; /* spinlock for eth device callbacks */ static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER; /** * The user application callback description. * * It contains callback address to be registered by user application, * the pointer to the parameters for callback, and the event type. */ struct rte_eth_dev_callback { TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */ rte_eth_dev_cb_fn cb_fn; /**< Callback address */ void *cb_arg; /**< Parameter for callback */ enum rte_eth_event_type event; /**< Interrupt event type */ }; enum { STAT_QMAP_TX = 0, STAT_QMAP_RX }; static inline void rte_eth_dev_data_alloc(void) { const unsigned flags = 0; const struct rte_memzone *mz; if (rte_eal_process_type() == RTE_PROC_PRIMARY){ mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA, RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data), rte_socket_id(), flags); } else mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA); if (mz == NULL) rte_panic("Cannot allocate memzone for ethernet port data\n"); rte_eth_dev_data = mz->addr; if (rte_eal_process_type() == RTE_PROC_PRIMARY) memset(rte_eth_dev_data, 0, RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data)); } static inline struct rte_eth_dev * rte_eth_dev_allocate(void) { struct rte_eth_dev *eth_dev; if (nb_ports == RTE_MAX_ETHPORTS) { PMD_DEBUG_TRACE("Reached maximum number of ethernet ports\n"); return NULL; } if (rte_eth_dev_data == NULL) rte_eth_dev_data_alloc(); eth_dev = &rte_eth_devices[nb_ports]; eth_dev->data = &rte_eth_dev_data[nb_ports]; eth_dev->data->port_id = nb_ports++; return eth_dev; } static int rte_eth_dev_init(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) { struct eth_driver *eth_drv; struct rte_eth_dev *eth_dev; int diag; eth_drv = (struct eth_driver *)pci_drv; eth_dev = rte_eth_dev_allocate(); if (eth_dev == NULL) return -ENOMEM; if (rte_eal_process_type() == RTE_PROC_PRIMARY){ eth_dev->data->dev_private = rte_zmalloc("ethdev private structure", eth_drv->dev_private_size, CACHE_LINE_SIZE); if (eth_dev->data->dev_private == NULL) rte_panic("Cannot allocate memzone for private port data\n"); } eth_dev->pci_dev = pci_dev; eth_dev->driver = eth_drv; eth_dev->data->rx_mbuf_alloc_failed = 0; /* init user callbacks */ TAILQ_INIT(&(eth_dev->callbacks)); /* * Set the default maximum frame size. */ eth_dev->data->max_frame_size = ETHER_MAX_LEN; /* Invoke PMD device initialization function */ diag = (*eth_drv->eth_dev_init)(eth_drv, eth_dev); if (diag == 0) return (0); PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%u device_id=0x%x)" " failed\n", pci_drv->name, (unsigned) pci_dev->id.vendor_id, (unsigned) pci_dev->id.device_id); if (rte_eal_process_type() == RTE_PROC_PRIMARY) rte_free(eth_dev->data->dev_private); nb_ports--; return diag; } /** * Register an Ethernet [Poll Mode] driver. * * Function invoked by the initialization function of an Ethernet driver * to simultaneously register itself as a PCI driver and as an Ethernet * Poll Mode Driver. * Invokes the rte_eal_pci_register() function to register the *pci_drv* * structure embedded in the *eth_drv* structure, after having stored the * address of the rte_eth_dev_init() function in the *devinit* field of * the *pci_drv* structure. * During the PCI probing phase, the rte_eth_dev_init() function is * invoked for each PCI [Ethernet device] matching the embedded PCI * identifiers provided by the driver. */ void rte_eth_driver_register(struct eth_driver *eth_drv) { eth_drv->pci_drv.devinit = rte_eth_dev_init; rte_eal_pci_register(ð_drv->pci_drv); } uint8_t rte_eth_dev_count(void) { return (nb_ports); } int rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q, const struct rte_eth_conf *dev_conf) { struct rte_eth_dev *dev; struct rte_eth_dev_info dev_info; int diag; /* This function is only safe when called from the primary process * in a multi-process setup*/ PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY); if (port_id >= nb_ports || port_id >= RTE_MAX_ETHPORTS) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-EINVAL); } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP); FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP); if (dev->data->dev_started) { PMD_DEBUG_TRACE( "port %d must be stopped to allow configuration\n", port_id); return (-EBUSY); } /* * Check that the numbers of RX and TX queues are not greater * than the maximum number of RX and TX queues supported by the * configured device. */ (*dev->dev_ops->dev_infos_get)(dev, &dev_info); if (nb_rx_q > dev_info.max_rx_queues) { PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n", port_id, nb_rx_q, dev_info.max_rx_queues); return (-EINVAL); } if (nb_rx_q == 0) { PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_q == 0\n", port_id); return (-EINVAL); } if (nb_tx_q > dev_info.max_tx_queues) { PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n", port_id, nb_tx_q, dev_info.max_tx_queues); return (-EINVAL); } if (nb_tx_q == 0) { PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_q == 0\n", port_id); return (-EINVAL); } /* Copy the dev_conf parameter into the dev structure */ memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf)); /* * If jumbo frames are enabled, check that the maximum RX packet * length is supported by the configured device. */ if (dev_conf->rxmode.jumbo_frame == 1) { if (dev_conf->rxmode.max_rx_pkt_len > dev_info.max_rx_pktlen) { PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u" " > max valid value %u\n", port_id, (unsigned)dev_conf->rxmode.max_rx_pkt_len, (unsigned)dev_info.max_rx_pktlen); return (-EINVAL); } } else /* Use default value */ dev->data->dev_conf.rxmode.max_rx_pkt_len = ETHER_MAX_LEN; /* For vmdb+dcb mode check our configuration before we go further */ if (dev_conf->rxmode.mq_mode == ETH_VMDQ_DCB) { const struct rte_eth_vmdq_dcb_conf *conf; if (nb_rx_q != ETH_VMDQ_DCB_NUM_QUEUES) { PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB, nb_rx_q " "!= %d\n", port_id, ETH_VMDQ_DCB_NUM_QUEUES); return (-EINVAL); } conf = &(dev_conf->rx_adv_conf.vmdq_dcb_conf); if (! (conf->nb_queue_pools == ETH_16_POOLS || conf->nb_queue_pools == ETH_32_POOLS)) { PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB selected, " "nb_queue_pools must be %d or %d\n", port_id, ETH_16_POOLS, ETH_32_POOLS); return (-EINVAL); } } if (dev_conf->txmode.mq_mode == ETH_VMDQ_DCB_TX) { const struct rte_eth_vmdq_dcb_tx_conf *conf; if (nb_tx_q != ETH_VMDQ_DCB_NUM_QUEUES) { PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB, nb_tx_q " "!= %d\n", port_id, ETH_VMDQ_DCB_NUM_QUEUES); return (-EINVAL); } conf = &(dev_conf->tx_adv_conf.vmdq_dcb_tx_conf); if (! (conf->nb_queue_pools == ETH_16_POOLS || conf->nb_queue_pools == ETH_32_POOLS)) { PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB selected, " "nb_queue_pools != %d or nb_queue_pools " "!= %d\n", port_id, ETH_16_POOLS, ETH_32_POOLS); return (-EINVAL); } } /* For DCB mode check our configuration before we go further */ if (dev_conf->rxmode.mq_mode == ETH_DCB_RX) { const struct rte_eth_dcb_rx_conf *conf; if (nb_rx_q != ETH_DCB_NUM_QUEUES) { PMD_DEBUG_TRACE("ethdev port_id=%d DCB, nb_rx_q " "!= %d\n", port_id, ETH_DCB_NUM_QUEUES); return (-EINVAL); } conf = &(dev_conf->rx_adv_conf.dcb_rx_conf); if (! (conf->nb_tcs == ETH_4_TCS || conf->nb_tcs == ETH_8_TCS)) { PMD_DEBUG_TRACE("ethdev port_id=%d DCB selected, " "nb_tcs != %d or nb_tcs " "!= %d\n", port_id, ETH_4_TCS, ETH_8_TCS); return (-EINVAL); } } if (dev_conf->txmode.mq_mode == ETH_DCB_TX) { const struct rte_eth_dcb_tx_conf *conf; if (nb_tx_q != ETH_DCB_NUM_QUEUES) { PMD_DEBUG_TRACE("ethdev port_id=%d DCB, nb_tx_q " "!= %d\n", port_id, ETH_DCB_NUM_QUEUES); return (-EINVAL); } conf = &(dev_conf->tx_adv_conf.dcb_tx_conf); if (! (conf->nb_tcs == ETH_4_TCS || conf->nb_tcs == ETH_8_TCS)) { PMD_DEBUG_TRACE("ethdev port_id=%d DCB selected, " "nb_tcs != %d or nb_tcs " "!= %d\n", port_id, ETH_4_TCS, ETH_8_TCS); return (-EINVAL); } } diag = (*dev->dev_ops->dev_configure)(dev, nb_rx_q, nb_tx_q); if (diag != 0) { rte_free(dev->data->rx_queues); rte_free(dev->data->tx_queues); } return diag; } static void rte_eth_dev_config_restore(uint8_t port_id) { struct rte_eth_dev *dev; struct rte_eth_dev_info dev_info; struct ether_addr addr; uint16_t i; dev = &rte_eth_devices[port_id]; rte_eth_dev_info_get(port_id, &dev_info); /* replay MAC address configuration */ for (i = 0; i < dev_info.max_mac_addrs; i++) { addr = dev->data->mac_addrs[i]; /* skip zero address */ if (is_zero_ether_addr(&addr)) continue; /* add address to the hardware */ if (*dev->dev_ops->mac_addr_add) (*dev->dev_ops->mac_addr_add)(dev, &addr, i, 0); else { PMD_DEBUG_TRACE("port %d: MAC address array not supported\n", port_id); /* exit the loop but not return an error */ break; } } /* replay promiscuous configuration */ if (rte_eth_promiscuous_get(port_id) == 1) rte_eth_promiscuous_enable(port_id); else if (rte_eth_promiscuous_get(port_id) == 0) rte_eth_promiscuous_disable(port_id); /* replay allmulticast configuration */ if (rte_eth_allmulticast_get(port_id) == 1) rte_eth_allmulticast_enable(port_id); else if (rte_eth_allmulticast_get(port_id) == 0) rte_eth_allmulticast_disable(port_id); } int rte_eth_dev_start(uint8_t port_id) { struct rte_eth_dev *dev; int diag; /* This function is only safe when called from the primary process * in a multi-process setup*/ PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY); if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-EINVAL); } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP); diag = (*dev->dev_ops->dev_start)(dev); if (diag == 0) dev->data->dev_started = 1; else return diag; rte_eth_dev_config_restore(port_id); return 0; } void rte_eth_dev_stop(uint8_t port_id) { struct rte_eth_dev *dev; /* This function is only safe when called from the primary process * in a multi-process setup*/ PROC_PRIMARY_OR_RET(); if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop); dev->data->dev_started = 0; (*dev->dev_ops->dev_stop)(dev); } void rte_eth_dev_close(uint8_t port_id) { struct rte_eth_dev *dev; /* This function is only safe when called from the primary process * in a multi-process setup*/ PROC_PRIMARY_OR_RET(); if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->dev_close); dev->data->dev_started = 0; (*dev->dev_ops->dev_close)(dev); } int rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id, uint16_t nb_rx_desc, unsigned int socket_id, const struct rte_eth_rxconf *rx_conf, struct rte_mempool *mp) { struct rte_eth_dev *dev; struct rte_pktmbuf_pool_private *mbp_priv; struct rte_eth_dev_info dev_info; /* This function is only safe when called from the primary process * in a multi-process setup*/ PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY); if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-EINVAL); } dev = &rte_eth_devices[port_id]; if (rx_queue_id >= dev->data->nb_rx_queues) { PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id); return (-EINVAL); } if (dev->data->dev_started) { PMD_DEBUG_TRACE( "port %d must be stopped to allow configuration\n", port_id); return -EBUSY; } FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP); FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP); /* * Check the size of the mbuf data buffer. * This value must be provided in the private data of the memory pool. * First check that the memory pool has a valid private data. */ (*dev->dev_ops->dev_infos_get)(dev, &dev_info); if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) { PMD_DEBUG_TRACE("%s private_data_size %d < %d\n", mp->name, (int) mp->private_data_size, (int) sizeof(struct rte_pktmbuf_pool_private)); return (-ENOSPC); } mbp_priv = (struct rte_pktmbuf_pool_private *) ((char *)mp + sizeof(struct rte_mempool)); if ((uint32_t) (mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) { PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d " "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)" "=%d)\n", mp->name, (int)mbp_priv->mbuf_data_room_size, (int)(RTE_PKTMBUF_HEADROOM + dev_info.min_rx_bufsize), (int)RTE_PKTMBUF_HEADROOM, (int)dev_info.min_rx_bufsize); return (-EINVAL); } return (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc, socket_id, rx_conf, mp); } int rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id, uint16_t nb_tx_desc, unsigned int socket_id, const struct rte_eth_txconf *tx_conf) { struct rte_eth_dev *dev; /* This function is only safe when called from the primary process * in a multi-process setup*/ PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY); if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-EINVAL); } dev = &rte_eth_devices[port_id]; if (tx_queue_id >= dev->data->nb_tx_queues) { PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id); return (-EINVAL); } if (dev->data->dev_started) { PMD_DEBUG_TRACE( "port %d must be stopped to allow configuration\n", port_id); return -EBUSY; } FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP); return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc, socket_id, tx_conf); } void rte_eth_promiscuous_enable(uint8_t port_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable); (*dev->dev_ops->promiscuous_enable)(dev); dev->data->promiscuous = 1; } void rte_eth_promiscuous_disable(uint8_t port_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable); dev->data->promiscuous = 0; (*dev->dev_ops->promiscuous_disable)(dev); } int rte_eth_promiscuous_get(uint8_t port_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return -1; } dev = &rte_eth_devices[port_id]; return dev->data->promiscuous; } void rte_eth_allmulticast_enable(uint8_t port_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable); (*dev->dev_ops->allmulticast_enable)(dev); dev->data->all_multicast = 1; } void rte_eth_allmulticast_disable(uint8_t port_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable); dev->data->all_multicast = 0; (*dev->dev_ops->allmulticast_disable)(dev); } int rte_eth_allmulticast_get(uint8_t port_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return -1; } dev = &rte_eth_devices[port_id]; return dev->data->all_multicast; } static inline int rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev, struct rte_eth_link *link) { struct rte_eth_link *dst = link; struct rte_eth_link *src = &(dev->data->dev_link); if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, *(uint64_t *)src) == 0) return -1; return 0; } void rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->link_update); if (dev->data->dev_conf.intr_conf.lsc != 0) rte_eth_dev_atomic_read_link_status(dev, eth_link); else { (*dev->dev_ops->link_update)(dev, 1); *eth_link = dev->data->dev_link; } } void rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->link_update); if (dev->data->dev_conf.intr_conf.lsc != 0) rte_eth_dev_atomic_read_link_status(dev, eth_link); else { (*dev->dev_ops->link_update)(dev, 0); *eth_link = dev->data->dev_link; } } void rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->stats_get); (*dev->dev_ops->stats_get)(dev, stats); stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed; } void rte_eth_stats_reset(uint8_t port_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset); (*dev->dev_ops->stats_reset)(dev); } static int set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx, uint8_t is_rx) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return -ENODEV; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP); return (*dev->dev_ops->queue_stats_mapping_set) (dev, queue_id, stat_idx, is_rx); } int rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id, uint8_t stat_idx) { return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx, STAT_QMAP_TX); } int rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id, uint8_t stat_idx) { return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx, STAT_QMAP_RX); } void rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get); (*dev->dev_ops->dev_infos_get)(dev, dev_info); dev_info->pci_dev = dev->pci_dev; dev_info->driver_name = dev->driver->pci_drv.name; } void rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return; } dev = &rte_eth_devices[port_id]; ether_addr_copy(&dev->data->mac_addrs[0], mac_addr); } int rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; if (! (dev->data->dev_conf.rxmode.hw_vlan_filter)) { PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id); return (-ENOSYS); } if (vlan_id > 4095) { PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n", port_id, (unsigned) vlan_id); return (-EINVAL); } FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP); (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on); return (0); } int rte_eth_dev_fdir_add_signature_filter(uint8_t port_id, struct rte_fdir_filter *fdir_filter, uint8_t queue) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) { PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n", port_id, dev->data->dev_conf.fdir_conf.mode); return (-ENOSYS); } if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE) && (fdir_filter->port_src || fdir_filter->port_dst)) { PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \ "None l4type, source & destinations ports " \ "should be null!\n"); return (-EINVAL); } FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_add_signature_filter, -ENOTSUP); return (*dev->dev_ops->fdir_add_signature_filter)(dev, fdir_filter, queue); } int rte_eth_dev_fdir_update_signature_filter(uint8_t port_id, struct rte_fdir_filter *fdir_filter, uint8_t queue) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) { PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n", port_id, dev->data->dev_conf.fdir_conf.mode); return (-ENOSYS); } if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE) && (fdir_filter->port_src || fdir_filter->port_dst)) { PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \ "None l4type, source & destinations ports " \ "should be null!\n"); return (-EINVAL); } FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_update_signature_filter, -ENOTSUP); return (*dev->dev_ops->fdir_update_signature_filter)(dev, fdir_filter, queue); } int rte_eth_dev_fdir_remove_signature_filter(uint8_t port_id, struct rte_fdir_filter *fdir_filter) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) { PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n", port_id, dev->data->dev_conf.fdir_conf.mode); return (-ENOSYS); } if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE) && (fdir_filter->port_src || fdir_filter->port_dst)) { PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \ "None l4type source & destinations ports " \ "should be null!\n"); return (-EINVAL); } FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_remove_signature_filter, -ENOTSUP); return (*dev->dev_ops->fdir_remove_signature_filter)(dev, fdir_filter); } int rte_eth_dev_fdir_get_infos(uint8_t port_id, struct rte_eth_fdir *fdir) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; if (! (dev->data->dev_conf.fdir_conf.mode)) { PMD_DEBUG_TRACE("port %d: pkt-filter disabled\n", port_id); return (-ENOSYS); } FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_infos_get, -ENOTSUP); (*dev->dev_ops->fdir_infos_get)(dev, fdir); return (0); } int rte_eth_dev_fdir_add_perfect_filter(uint8_t port_id, struct rte_fdir_filter *fdir_filter, uint16_t soft_id, uint8_t queue, uint8_t drop) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) { PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n", port_id, dev->data->dev_conf.fdir_conf.mode); return (-ENOSYS); } if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE) && (fdir_filter->port_src || fdir_filter->port_dst)) { PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \ "None l4type, source & destinations ports " \ "should be null!\n"); return (-EINVAL); } /* For now IPv6 is not supported with perfect filter */ if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6) return (-ENOTSUP); FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_add_perfect_filter, -ENOTSUP); return (*dev->dev_ops->fdir_add_perfect_filter)(dev, fdir_filter, soft_id, queue, drop); } int rte_eth_dev_fdir_update_perfect_filter(uint8_t port_id, struct rte_fdir_filter *fdir_filter, uint16_t soft_id, uint8_t queue, uint8_t drop) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) { PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n", port_id, dev->data->dev_conf.fdir_conf.mode); return (-ENOSYS); } if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE) && (fdir_filter->port_src || fdir_filter->port_dst)) { PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \ "None l4type, source & destinations ports " \ "should be null!\n"); return (-EINVAL); } /* For now IPv6 is not supported with perfect filter */ if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6) return (-ENOTSUP); FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_update_perfect_filter, -ENOTSUP); return (*dev->dev_ops->fdir_update_perfect_filter)(dev, fdir_filter, soft_id, queue, drop); } int rte_eth_dev_fdir_remove_perfect_filter(uint8_t port_id, struct rte_fdir_filter *fdir_filter, uint16_t soft_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) { PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n", port_id, dev->data->dev_conf.fdir_conf.mode); return (-ENOSYS); } if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE) && (fdir_filter->port_src || fdir_filter->port_dst)) { PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \ "None l4type, source & destinations ports " \ "should be null!\n"); return (-EINVAL); } /* For now IPv6 is not supported with perfect filter */ if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6) return (-ENOTSUP); FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_remove_perfect_filter, -ENOTSUP); return (*dev->dev_ops->fdir_remove_perfect_filter)(dev, fdir_filter, soft_id); } int rte_eth_dev_fdir_set_masks(uint8_t port_id, struct rte_fdir_masks *fdir_mask) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; if (! (dev->data->dev_conf.fdir_conf.mode)) { PMD_DEBUG_TRACE("port %d: pkt-filter disabled\n", port_id); return (-ENOSYS); } /* IPv6 mask are not supported */ if (fdir_mask->src_ipv6_mask) return (-ENOTSUP); FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_set_masks, -ENOTSUP); return (*dev->dev_ops->fdir_set_masks)(dev, fdir_mask); } int rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) { PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n"); return (-EINVAL); } dev = &rte_eth_devices[port_id]; /* High water, low water validation are device specific */ FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP); if (*dev->dev_ops->flow_ctrl_set) return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf); return -ENOTSUP; } int rte_eth_led_on(uint8_t port_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP); return ((*dev->dev_ops->dev_led_on)(dev)); } int rte_eth_led_off(uint8_t port_id) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP); return ((*dev->dev_ops->dev_led_off)(dev)); } /* * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find * an empty spot. */ static inline int get_mac_addr_index(uint8_t port_id, struct ether_addr *addr) { struct rte_eth_dev_info dev_info; struct rte_eth_dev *dev = &rte_eth_devices[port_id]; unsigned i; rte_eth_dev_info_get(port_id, &dev_info); for (i = 0; i < dev_info.max_mac_addrs; i++) if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0) return i; return -1; } static struct ether_addr null_mac_addr = {{0, 0, 0, 0, 0, 0}}; int rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr, uint32_t pool) { struct rte_eth_dev *dev; int index; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP); if (is_zero_ether_addr(addr)) { PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n", port_id); return (-EINVAL); } /* Check if it's already there, and do nothing */ index = get_mac_addr_index(port_id, addr); if (index >= 0) return 0; index = get_mac_addr_index(port_id, &null_mac_addr); if (index < 0) { PMD_DEBUG_TRACE("port %d: MAC address array full\n", port_id); return (-ENOSPC); } /* Update NIC */ (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool); /* Update address in NIC data structure */ ether_addr_copy(addr, &dev->data->mac_addrs[index]); return 0; } int rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr) { struct rte_eth_dev *dev; int index; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return (-ENODEV); } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP); index = get_mac_addr_index(port_id, addr); if (index == 0) { PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id); return (-EADDRINUSE); } else if (index < 0) return 0; /* Do nothing if address wasn't found */ /* Update NIC */ (*dev->dev_ops->mac_addr_remove)(dev, index); /* Update address in NIC data structure */ ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]); return 0; } #ifdef RTE_LIBRTE_ETHDEV_DEBUG uint16_t rte_eth_rx_burst(uint8_t port_id, uint16_t queue_id, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return 0; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_ERR_RET(*dev->rx_pkt_burst, -ENOTSUP); if (queue_id >= dev->data->nb_rx_queues) { PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id); return 0; } return (*dev->rx_pkt_burst)(dev->data->rx_queues[queue_id], rx_pkts, nb_pkts); } uint16_t rte_eth_tx_burst(uint8_t port_id, uint16_t queue_id, struct rte_mbuf **tx_pkts, uint16_t nb_pkts) { struct rte_eth_dev *dev; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return 0; } dev = &rte_eth_devices[port_id]; FUNC_PTR_OR_ERR_RET(*dev->tx_pkt_burst, -ENOTSUP); if (queue_id >= dev->data->nb_tx_queues) { PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id); return 0; } return (*dev->tx_pkt_burst)(dev->data->tx_queues[queue_id], tx_pkts, nb_pkts); } #endif int rte_eth_dev_callback_register(uint8_t port_id, enum rte_eth_event_type event, rte_eth_dev_cb_fn cb_fn, void *cb_arg) { int ret = -1; struct rte_eth_dev *dev; struct rte_eth_dev_callback *user_cb = NULL; if (!cb_fn) return -1; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return -1; } dev = &rte_eth_devices[port_id]; rte_spinlock_lock(&rte_eth_dev_cb_lock); TAILQ_FOREACH(user_cb, &(dev->callbacks), next) { if (user_cb->cb_fn == cb_fn && user_cb->cb_arg == cb_arg && user_cb->event == event) { ret = 0; goto out; } } user_cb = rte_malloc("INTR_USER_CALLBACK", sizeof(struct rte_eth_dev_callback), 0); if (!user_cb) goto out; user_cb->cb_fn = cb_fn; user_cb->cb_arg = cb_arg; user_cb->event = event; TAILQ_INSERT_TAIL(&(dev->callbacks), user_cb, next); ret = 0; out: rte_spinlock_unlock(&rte_eth_dev_cb_lock); return ret; } int rte_eth_dev_callback_unregister(uint8_t port_id, enum rte_eth_event_type event, rte_eth_dev_cb_fn cb_fn, void *cb_arg) { int ret = -1; struct rte_eth_dev *dev; struct rte_eth_dev_callback *cb_lst = NULL; if (!cb_fn) return -1; if (port_id >= nb_ports) { PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); return -1; } dev = &rte_eth_devices[port_id]; rte_spinlock_lock(&rte_eth_dev_cb_lock); TAILQ_FOREACH(cb_lst, &(dev->callbacks), next) { if (cb_lst->cb_fn != cb_fn || cb_lst->event != event) continue; if (cb_lst->cb_arg == (void *)-1 || cb_lst->cb_arg == cb_arg) { TAILQ_REMOVE(&(dev->callbacks), cb_lst, next); rte_free(cb_lst); ret = 0; } } rte_spinlock_unlock(&rte_eth_dev_cb_lock); return ret; } void _rte_eth_dev_callback_process(struct rte_eth_dev *dev, enum rte_eth_event_type event) { struct rte_eth_dev_callback *cb_lst = NULL; struct rte_eth_dev_callback dev_cb; rte_spinlock_lock(&rte_eth_dev_cb_lock); TAILQ_FOREACH(cb_lst, &(dev->callbacks), next) { if (cb_lst->cb_fn == NULL || cb_lst->event != event) continue; dev_cb = *cb_lst; rte_spinlock_unlock(&rte_eth_dev_cb_lock); dev_cb.cb_fn(dev->data->port_id, dev_cb.event, dev_cb.cb_arg); rte_spinlock_lock(&rte_eth_dev_cb_lock); } rte_spinlock_unlock(&rte_eth_dev_cb_lock); }