examples/ethtool/lib/rte_ethtool.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2016 Intel Corporation
   3  */
   4 #include <stdio.h>
   5 #include <string.h>
   6 #include <stdint.h>
   7 #include <rte_string_fns.h>
   8 #include <rte_version.h>
   9 #include <rte_ethdev.h>
  10 #include <rte_ether.h>
  11 #include <rte_bus_pci.h>
  12 #ifdef RTE_NET_IXGBE
  13 #include <rte_pmd_ixgbe.h>
  14 #endif
  15 #include "rte_ethtool.h"
  16
  17 #define PKTPOOL_SIZE 512
  18 #define PKTPOOL_CACHE 32
  19
  20
  21 int
  22 rte_ethtool_get_drvinfo(uint16_t port_id, struct ethtool_drvinfo *drvinfo)
  23 {
  24         struct rte_eth_dev_info dev_info;
  25         struct rte_dev_reg_info reg_info;
  26         const struct rte_pci_device *pci_dev;
  27         const struct rte_bus *bus = NULL;
  28         int n;
  29         int ret;
  30
  31         if (drvinfo == NULL)
  32                 return -EINVAL;
  33
  34         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
  35
  36         ret = rte_eth_dev_fw_version_get(port_id, drvinfo->fw_version,
  37                               sizeof(drvinfo->fw_version));
  38         if (ret < 0)
  39                 printf("firmware version get error: (%s)\n", strerror(-ret));
  40         else if (ret > 0)
  41                 printf("Insufficient fw version buffer size, "
  42                        "the minimum size should be %d\n", ret);
  43
  44         ret = rte_eth_dev_info_get(port_id, &dev_info);
  45         if (ret != 0) {
  46                 printf("Error during getting device (port %u) info: %s\n",
  47                        port_id, strerror(-ret));
  48
  49                 return ret;
  50         }
  51
  52         strlcpy(drvinfo->driver, dev_info.driver_name,
  53                 sizeof(drvinfo->driver));
  54         strlcpy(drvinfo->version, rte_version(), sizeof(drvinfo->version));
  55         /* TODO: replace bus_info by rte_devargs.name */
  56         if (dev_info.device)
  57                 bus = rte_bus_find_by_device(dev_info.device);
  58         if (bus && !strcmp(bus->name, "pci")) {
  59                 pci_dev = RTE_DEV_TO_PCI(dev_info.device);
  60                 snprintf(drvinfo->bus_info, sizeof(drvinfo->bus_info),
  61                         "%04x:%02x:%02x.%x",
  62                         pci_dev->addr.domain, pci_dev->addr.bus,
  63                         pci_dev->addr.devid, pci_dev->addr.function);
  64         } else {
  65                 snprintf(drvinfo->bus_info, sizeof(drvinfo->bus_info), "N/A");
  66         }
  67
  68         memset(&reg_info, 0, sizeof(reg_info));
  69         rte_eth_dev_get_reg_info(port_id, &reg_info);
  70         n = reg_info.length;
  71         if (n > 0)
  72                 drvinfo->regdump_len = n;
  73         else
  74                 drvinfo->regdump_len = 0;
  75
  76         n = rte_eth_dev_get_eeprom_length(port_id);
  77         if (n > 0)
  78                 drvinfo->eedump_len = n;
  79         else
  80                 drvinfo->eedump_len = 0;
  81
  82         drvinfo->n_stats = sizeof(struct rte_eth_stats) / sizeof(uint64_t);
  83         drvinfo->testinfo_len = 0;
  84
  85         return 0;
  86 }
  87
  88 int
  89 rte_ethtool_get_regs_len(uint16_t port_id)
  90 {
  91         struct rte_dev_reg_info reg_info;
  92         int ret;
  93
  94         memset(&reg_info, 0, sizeof(reg_info));
  95
  96         ret = rte_eth_dev_get_reg_info(port_id, &reg_info);
  97         if (ret)
  98                 return ret;
  99
 100         return reg_info.length * reg_info.width;
 101 }
 102
 103 int
 104 rte_ethtool_get_regs(uint16_t port_id, struct ethtool_regs *regs, void *data)
 105 {
 106         struct rte_dev_reg_info reg_info;
 107         int status;
 108
 109         if (regs == NULL || data == NULL)
 110                 return -EINVAL;
 111
 112         reg_info.data = data;
 113         reg_info.length = 0;
 114
 115         status = rte_eth_dev_get_reg_info(port_id, &reg_info);
 116         if (status)
 117                 return status;
 118         regs->version = reg_info.version;
 119
 120         return 0;
 121 }
 122
 123 int
 124 rte_ethtool_get_link(uint16_t port_id)
 125 {
 126         struct rte_eth_link link;
 127         int ret;
 128
 129         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 130         ret = rte_eth_link_get(port_id, &link);
 131         if (ret < 0)
 132                 return ret;
 133
 134         return link.link_status;
 135 }
 136
 137 int
 138 rte_ethtool_get_eeprom_len(uint16_t port_id)
 139 {
 140         return rte_eth_dev_get_eeprom_length(port_id);
 141 }
 142
 143 int
 144 rte_ethtool_get_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom,
 145         void *words)
 146 {
 147         struct rte_dev_eeprom_info eeprom_info;
 148         int status;
 149
 150         if (eeprom == NULL || words == NULL)
 151                 return -EINVAL;
 152
 153         eeprom_info.offset = eeprom->offset;
 154         eeprom_info.length = eeprom->len;
 155         eeprom_info.data = words;
 156
 157         status = rte_eth_dev_get_eeprom(port_id, &eeprom_info);
 158         if (status)
 159                 return status;
 160
 161         eeprom->magic = eeprom_info.magic;
 162
 163         return 0;
 164 }
 165
 166 int
 167 rte_ethtool_set_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom,
 168         void *words)
 169 {
 170         struct rte_dev_eeprom_info eeprom_info;
 171         int status;
 172
 173         if (eeprom == NULL || words == NULL || eeprom->offset >= eeprom->len)
 174                 return -EINVAL;
 175
 176         eeprom_info.offset = eeprom->offset;
 177         eeprom_info.length = eeprom->len;
 178         eeprom_info.data = words;
 179
 180         status = rte_eth_dev_set_eeprom(port_id, &eeprom_info);
 181         if (status)
 182                 return status;
 183
 184         eeprom->magic = eeprom_info.magic;
 185
 186         return 0;
 187 }
 188
 189 int
 190 rte_ethtool_get_module_info(uint16_t port_id, uint32_t *modinfo)
 191 {
 192         struct rte_eth_dev_module_info *info;
 193
 194         info = (struct rte_eth_dev_module_info *)modinfo;
 195         return rte_eth_dev_get_module_info(port_id, info);
 196 }
 197
 198 int
 199 rte_ethtool_get_module_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom,
 200         void *words)
 201 {
 202         struct rte_dev_eeprom_info eeprom_info;
 203         int status;
 204
 205         if (eeprom == NULL || words == NULL)
 206                 return -EINVAL;
 207
 208         eeprom_info.offset = eeprom->offset;
 209         eeprom_info.length = eeprom->len;
 210         eeprom_info.data = words;
 211
 212         status = rte_eth_dev_get_module_eeprom(port_id, &eeprom_info);
 213         if (status)
 214                 return status;
 215
 216         return 0;
 217 }
 218
 219 int
 220 rte_ethtool_get_pauseparam(uint16_t port_id,
 221         struct ethtool_pauseparam *pause_param)
 222 {
 223         struct rte_eth_fc_conf fc_conf;
 224         int status;
 225
 226         if (pause_param == NULL)
 227                 return -EINVAL;
 228
 229         status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf);
 230         if (status)
 231                 return status;
 232
 233         pause_param->tx_pause = 0;
 234         pause_param->rx_pause = 0;
 235         switch (fc_conf.mode) {
 236         case RTE_ETH_FC_RX_PAUSE:
 237                 pause_param->rx_pause = 1;
 238                 break;
 239         case RTE_ETH_FC_TX_PAUSE:
 240                 pause_param->tx_pause = 1;
 241                 break;
 242         case RTE_ETH_FC_FULL:
 243                 pause_param->rx_pause = 1;
 244                 pause_param->tx_pause = 1;
 245         default:
 246                 /* dummy block to avoid compiler warning */
 247                 break;
 248         }
 249         pause_param->autoneg = (uint32_t)fc_conf.autoneg;
 250
 251         return 0;
 252 }
 253
 254 int
 255 rte_ethtool_set_pauseparam(uint16_t port_id,
 256         struct ethtool_pauseparam *pause_param)
 257 {
 258         struct rte_eth_fc_conf fc_conf;
 259         int status;
 260
 261         if (pause_param == NULL)
 262                 return -EINVAL;
 263
 264         /*
 265          * Read device flow control parameter first since
 266          * ethtool set_pauseparam op doesn't have all the information.
 267          * as defined in struct rte_eth_fc_conf.
 268          * This API requires the device to support both
 269          * rte_eth_dev_flow_ctrl_get and rte_eth_dev_flow_ctrl_set, otherwise
 270          * return -ENOTSUP
 271          */
 272         status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf);
 273         if (status)
 274                 return status;
 275
 276         fc_conf.autoneg = (uint8_t)pause_param->autoneg;
 277
 278         if (pause_param->tx_pause) {
 279                 if (pause_param->rx_pause)
 280                         fc_conf.mode = RTE_ETH_FC_FULL;
 281                 else
 282                         fc_conf.mode = RTE_ETH_FC_TX_PAUSE;
 283         } else {
 284                 if (pause_param->rx_pause)
 285                         fc_conf.mode = RTE_ETH_FC_RX_PAUSE;
 286                 else
 287                         fc_conf.mode = RTE_ETH_FC_NONE;
 288         }
 289
 290         status = rte_eth_dev_flow_ctrl_set(port_id, &fc_conf);
 291         if (status)
 292                 return status;
 293
 294         return 0;
 295 }
 296
 297 int
 298 rte_ethtool_net_open(uint16_t port_id)
 299 {
 300         int ret;
 301
 302         ret = rte_eth_dev_stop(port_id);
 303         if (ret != 0)
 304                 return ret;
 305
 306         return rte_eth_dev_start(port_id);
 307 }
 308
 309 int
 310 rte_ethtool_net_stop(uint16_t port_id)
 311 {
 312         return rte_eth_dev_stop(port_id);
 313 }
 314
 315 int
 316 rte_ethtool_net_get_mac_addr(uint16_t port_id, struct rte_ether_addr *addr)
 317 {
 318         int ret;
 319
 320         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 321         if (addr == NULL)
 322                 return -EINVAL;
 323
 324         ret = rte_eth_macaddr_get(port_id, addr);
 325         if (ret != 0)
 326                 return ret;
 327
 328         return 0;
 329 }
 330
 331 int
 332 rte_ethtool_net_set_mac_addr(uint16_t port_id, struct rte_ether_addr *addr)
 333 {
 334         if (addr == NULL)
 335                 return -EINVAL;
 336         return rte_eth_dev_default_mac_addr_set(port_id, addr);
 337 }
 338
 339 int
 340 rte_ethtool_net_validate_addr(uint16_t port_id __rte_unused,
 341         struct rte_ether_addr *addr)
 342 {
 343         if (addr == NULL)
 344                 return -EINVAL;
 345         return rte_is_valid_assigned_ether_addr(addr);
 346 }
 347
 348 int
 349 rte_ethtool_net_change_mtu(uint16_t port_id, int mtu)
 350 {
 351         if (mtu < 0 || mtu > UINT16_MAX)
 352                 return -EINVAL;
 353         return rte_eth_dev_set_mtu(port_id, (uint16_t)mtu);
 354 }
 355
 356 int
 357 rte_ethtool_net_get_stats64(uint16_t port_id, struct rte_eth_stats *stats)
 358 {
 359         if (stats == NULL)
 360                 return -EINVAL;
 361         return rte_eth_stats_get(port_id, stats);
 362 }
 363
 364 int
 365 rte_ethtool_net_vlan_rx_add_vid(uint16_t port_id, uint16_t vid)
 366 {
 367         return rte_eth_dev_vlan_filter(port_id, vid, 1);
 368 }
 369
 370 int
 371 rte_ethtool_net_vlan_rx_kill_vid(uint16_t port_id, uint16_t vid)
 372 {
 373         return rte_eth_dev_vlan_filter(port_id, vid, 0);
 374 }
 375
 376 /*
 377  * The set_rx_mode provides driver-specific rx mode setting.
 378  * This implementation implements rx mode setting based upon
 379  * ixgbe/igb drivers. Further improvement is to provide a
 380  * callback op field over struct rte_eth_dev::dev_ops so each
 381  * driver can register device-specific implementation
 382  */
 383 int
 384 rte_ethtool_net_set_rx_mode(uint16_t port_id)
 385 {
 386         uint16_t num_vfs;
 387         struct rte_eth_dev_info dev_info;
 388         uint16_t vf;
 389         int ret;
 390
 391         ret = rte_eth_dev_info_get(port_id, &dev_info);
 392         if (ret != 0)
 393                 return ret;
 394
 395         num_vfs = dev_info.max_vfs;
 396
 397         /* Set VF vf_rx_mode, VF unsupport status is discard */
 398         for (vf = 0; vf < num_vfs; vf++) {
 399 #ifdef RTE_NET_IXGBE
 400                 rte_pmd_ixgbe_set_vf_rxmode(port_id, vf,
 401                         RTE_ETH_VMDQ_ACCEPT_UNTAG, 0);
 402 #endif
 403         }
 404
 405         /* Enable Rx vlan filter, VF unspport status is discard */
 406         ret = rte_eth_dev_set_vlan_offload(port_id, RTE_ETH_VLAN_FILTER_MASK);
 407         if (ret != 0)
 408                 return ret;
 409
 410         return 0;
 411 }
 412
 413
 414 int
 415 rte_ethtool_get_ringparam(uint16_t port_id,
 416         struct ethtool_ringparam *ring_param)
 417 {
 418         struct rte_eth_dev_info dev_info;
 419         struct rte_eth_rxq_info rx_qinfo;
 420         struct rte_eth_txq_info tx_qinfo;
 421         int stat;
 422         int ret;
 423
 424         if (ring_param == NULL)
 425                 return -EINVAL;
 426
 427         ret = rte_eth_dev_info_get(port_id, &dev_info);
 428         if (ret != 0)
 429                 return ret;
 430
 431         stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo);
 432         if (stat != 0)
 433                 return stat;
 434
 435         stat = rte_eth_tx_queue_info_get(port_id, 0, &tx_qinfo);
 436         if (stat != 0)
 437                 return stat;
 438
 439         memset(ring_param, 0, sizeof(*ring_param));
 440         ring_param->rx_pending = rx_qinfo.nb_desc;
 441         ring_param->rx_max_pending = dev_info.rx_desc_lim.nb_max;
 442         ring_param->tx_pending = tx_qinfo.nb_desc;
 443         ring_param->tx_max_pending = dev_info.tx_desc_lim.nb_max;
 444
 445         return 0;
 446 }
 447
 448
 449 int
 450 rte_ethtool_set_ringparam(uint16_t port_id,
 451         struct ethtool_ringparam *ring_param)
 452 {
 453         struct rte_eth_rxq_info rx_qinfo;
 454         int stat;
 455
 456         if (ring_param == NULL)
 457                 return -EINVAL;
 458
 459         stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo);
 460         if (stat != 0)
 461                 return stat;
 462
 463         stat = rte_eth_dev_stop(port_id);
 464         if (stat != 0)
 465                 return stat;
 466
 467         stat = rte_eth_tx_queue_setup(port_id, 0, ring_param->tx_pending,
 468                 rte_eth_dev_socket_id(port_id), NULL);
 469         if (stat != 0)
 470                 return stat;
 471
 472         stat = rte_eth_rx_queue_setup(port_id, 0, ring_param->rx_pending,
 473                 rte_eth_dev_socket_id(port_id), NULL, rx_qinfo.mp);
 474         if (stat != 0)
 475                 return stat;
 476
 477         return rte_eth_dev_start(port_id);
 478 }