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examples/ethtool/lib/rte_ethtool.c
457 строк
10 KB
Stephen Hemminger
examples/ethtool: handle drivers without registers info
11 ноя 2024, 18:20
11 ноя 2024, 18:20
7d04227
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/* SPDX-License-Identifier: BSD-3-Clause * Copyright(c) 2010-2016 Intel Corporation */ #include <stdio.h> #include <string.h> #include <stdint.h> #include <rte_string_fns.h> #include <rte_version.h> #include <rte_ethdev.h> #include <rte_ether.h> #ifdef RTE_NET_IXGBE #include <rte_pmd_ixgbe.h> #endif #include "rte_ethtool.h" #define PKTPOOL_SIZE 512 #define PKTPOOL_CACHE 32 int rte_ethtool_get_drvinfo(uint16_t port_id, struct ethtool_drvinfo *drvinfo) { struct rte_eth_dev_info dev_info; struct rte_dev_reg_info reg_info; int n; int ret; if (drvinfo == NULL) return -EINVAL; RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); ret = rte_eth_dev_fw_version_get(port_id, drvinfo->fw_version, sizeof(drvinfo->fw_version)); if (ret < 0) printf("firmware version get error: (%s)\n", strerror(-ret)); else if (ret > 0) printf("Insufficient fw version buffer size, " "the minimum size should be %d\n", ret); ret = rte_eth_dev_info_get(port_id, &dev_info); if (ret != 0) { printf("Error during getting device (port %u) info: %s\n", port_id, strerror(-ret)); return ret; } strlcpy(drvinfo->driver, dev_info.driver_name, sizeof(drvinfo->driver)); strlcpy(drvinfo->version, rte_version(), sizeof(drvinfo->version)); strlcpy(drvinfo->bus_info, rte_dev_name(dev_info.device), sizeof(drvinfo->bus_info)); memset(®_info, 0, sizeof(reg_info)); if (rte_eth_dev_get_reg_info(port_id, ®_info) == 0) drvinfo->regdump_len = reg_info.length; else drvinfo->regdump_len = 0; n = rte_eth_dev_get_eeprom_length(port_id); if (n > 0) drvinfo->eedump_len = n; else drvinfo->eedump_len = 0; drvinfo->n_stats = sizeof(struct rte_eth_stats) / sizeof(uint64_t); drvinfo->testinfo_len = 0; return 0; } int rte_ethtool_get_regs_len(uint16_t port_id) { struct rte_dev_reg_info reg_info; int ret; memset(®_info, 0, sizeof(reg_info)); ret = rte_eth_dev_get_reg_info(port_id, ®_info); if (ret) return ret; return reg_info.length * reg_info.width; } int rte_ethtool_get_regs(uint16_t port_id, struct ethtool_regs *regs, void *data) { struct rte_dev_reg_info reg_info; int status; if (regs == NULL || data == NULL) return -EINVAL; reg_info.data = data; reg_info.length = 0; status = rte_eth_dev_get_reg_info(port_id, ®_info); if (status) return status; regs->version = reg_info.version; return 0; } int rte_ethtool_get_link(uint16_t port_id) { struct rte_eth_link link; int ret; RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); ret = rte_eth_link_get(port_id, &link); if (ret < 0) return ret; return link.link_status; } int rte_ethtool_get_eeprom_len(uint16_t port_id) { return rte_eth_dev_get_eeprom_length(port_id); } int rte_ethtool_get_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom, void *words) { struct rte_dev_eeprom_info eeprom_info; int status; if (eeprom == NULL || words == NULL) return -EINVAL; eeprom_info.offset = eeprom->offset; eeprom_info.length = eeprom->len; eeprom_info.data = words; status = rte_eth_dev_get_eeprom(port_id, &eeprom_info); if (status) return status; eeprom->magic = eeprom_info.magic; return 0; } int rte_ethtool_set_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom, void *words) { struct rte_dev_eeprom_info eeprom_info; int status; if (eeprom == NULL || words == NULL || eeprom->offset >= eeprom->len) return -EINVAL; eeprom_info.offset = eeprom->offset; eeprom_info.length = eeprom->len; eeprom_info.data = words; status = rte_eth_dev_set_eeprom(port_id, &eeprom_info); if (status) return status; eeprom->magic = eeprom_info.magic; return 0; } int rte_ethtool_get_module_info(uint16_t port_id, uint32_t *modinfo) { struct rte_eth_dev_module_info *info; info = (struct rte_eth_dev_module_info *)modinfo; return rte_eth_dev_get_module_info(port_id, info); } int rte_ethtool_get_module_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom, void *words) { struct rte_dev_eeprom_info eeprom_info; int status; if (eeprom == NULL || words == NULL) return -EINVAL; eeprom_info.offset = eeprom->offset; eeprom_info.length = eeprom->len; eeprom_info.data = words; status = rte_eth_dev_get_module_eeprom(port_id, &eeprom_info); if (status) return status; return 0; } int rte_ethtool_get_pauseparam(uint16_t port_id, struct ethtool_pauseparam *pause_param) { struct rte_eth_fc_conf fc_conf; int status; if (pause_param == NULL) return -EINVAL; status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf); if (status) return status; pause_param->tx_pause = 0; pause_param->rx_pause = 0; switch (fc_conf.mode) { case RTE_ETH_FC_RX_PAUSE: pause_param->rx_pause = 1; break; case RTE_ETH_FC_TX_PAUSE: pause_param->tx_pause = 1; break; case RTE_ETH_FC_FULL: pause_param->rx_pause = 1; pause_param->tx_pause = 1; default: /* dummy block to avoid compiler warning */ break; } pause_param->autoneg = (uint32_t)fc_conf.autoneg; return 0; } int rte_ethtool_set_pauseparam(uint16_t port_id, struct ethtool_pauseparam *pause_param) { struct rte_eth_fc_conf fc_conf; int status; if (pause_param == NULL) return -EINVAL; /* * Read device flow control parameter first since * ethtool set_pauseparam op doesn't have all the information. * as defined in struct rte_eth_fc_conf. * This API requires the device to support both * rte_eth_dev_flow_ctrl_get and rte_eth_dev_flow_ctrl_set, otherwise * return -ENOTSUP */ status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf); if (status) return status; fc_conf.autoneg = (uint8_t)pause_param->autoneg; if (pause_param->tx_pause) { if (pause_param->rx_pause) fc_conf.mode = RTE_ETH_FC_FULL; else fc_conf.mode = RTE_ETH_FC_TX_PAUSE; } else { if (pause_param->rx_pause) fc_conf.mode = RTE_ETH_FC_RX_PAUSE; else fc_conf.mode = RTE_ETH_FC_NONE; } status = rte_eth_dev_flow_ctrl_set(port_id, &fc_conf); if (status) return status; return 0; } int rte_ethtool_net_open(uint16_t port_id) { return rte_eth_dev_start(port_id); } int rte_ethtool_net_stop(uint16_t port_id) { return rte_eth_dev_stop(port_id); } int rte_ethtool_net_get_mac_addr(uint16_t port_id, struct rte_ether_addr *addr) { int ret; RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); if (addr == NULL) return -EINVAL; ret = rte_eth_macaddr_get(port_id, addr); if (ret != 0) return ret; return 0; } int rte_ethtool_net_set_mac_addr(uint16_t port_id, struct rte_ether_addr *addr) { if (addr == NULL) return -EINVAL; return rte_eth_dev_default_mac_addr_set(port_id, addr); } int rte_ethtool_net_validate_addr(uint16_t port_id __rte_unused, struct rte_ether_addr *addr) { if (addr == NULL) return -EINVAL; return rte_is_valid_assigned_ether_addr(addr); } int rte_ethtool_net_change_mtu(uint16_t port_id, int mtu) { if (mtu < 0 || mtu > UINT16_MAX) return -EINVAL; return rte_eth_dev_set_mtu(port_id, (uint16_t)mtu); } int rte_ethtool_net_get_stats64(uint16_t port_id, struct rte_eth_stats *stats) { if (stats == NULL) return -EINVAL; return rte_eth_stats_get(port_id, stats); } int rte_ethtool_net_vlan_rx_add_vid(uint16_t port_id, uint16_t vid) { return rte_eth_dev_vlan_filter(port_id, vid, 1); } int rte_ethtool_net_vlan_rx_kill_vid(uint16_t port_id, uint16_t vid) { return rte_eth_dev_vlan_filter(port_id, vid, 0); } /* * The set_rx_mode provides driver-specific rx mode setting. * This implementation implements rx mode setting based upon * ixgbe/igb drivers. Further improvement is to provide a * callback op field over struct rte_eth_dev::dev_ops so each * driver can register device-specific implementation */ int rte_ethtool_net_set_rx_mode(uint16_t port_id) { uint16_t num_vfs; struct rte_eth_dev_info dev_info; uint16_t vf; int ret; ret = rte_eth_dev_info_get(port_id, &dev_info); if (ret != 0) return ret; num_vfs = dev_info.max_vfs; /* Set VF vf_rx_mode, VF unsupport status is discard */ for (vf = 0; vf < num_vfs; vf++) { #ifdef RTE_NET_IXGBE rte_pmd_ixgbe_set_vf_rxmode(port_id, vf, RTE_ETH_VMDQ_ACCEPT_UNTAG, 0); #endif } /* Enable Rx vlan filter, VF unsupported status is discard */ ret = rte_eth_dev_set_vlan_offload(port_id, RTE_ETH_VLAN_FILTER_MASK); if (ret != 0) return ret; return 0; } int rte_ethtool_get_ringparam(uint16_t port_id, struct ethtool_ringparam *ring_param) { struct rte_eth_dev_info dev_info; struct rte_eth_rxq_info rx_qinfo; struct rte_eth_txq_info tx_qinfo; int stat; int ret; if (ring_param == NULL) return -EINVAL; ret = rte_eth_dev_info_get(port_id, &dev_info); if (ret != 0) return ret; stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo); if (stat != 0) return stat; stat = rte_eth_tx_queue_info_get(port_id, 0, &tx_qinfo); if (stat != 0) return stat; memset(ring_param, 0, sizeof(*ring_param)); ring_param->rx_pending = rx_qinfo.nb_desc; ring_param->rx_max_pending = dev_info.rx_desc_lim.nb_max; ring_param->tx_pending = tx_qinfo.nb_desc; ring_param->tx_max_pending = dev_info.tx_desc_lim.nb_max; return 0; } int rte_ethtool_set_ringparam(uint16_t port_id, struct ethtool_ringparam *ring_param) { struct rte_eth_rxq_info rx_qinfo; int stat; if (ring_param == NULL) return -EINVAL; stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo); if (stat != 0) return stat; stat = rte_eth_dev_stop(port_id); if (stat != 0) return stat; stat = rte_eth_tx_queue_setup(port_id, 0, ring_param->tx_pending, rte_eth_dev_socket_id(port_id), NULL); if (stat != 0) return stat; stat = rte_eth_rx_queue_setup(port_id, 0, ring_param->rx_pending, rte_eth_dev_socket_id(port_id), NULL, rx_qinfo.mp); if (stat != 0) return stat; return rte_eth_dev_start(port_id); }