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