drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c

   1 /*
   2  * Copyright (c) 2015, Mellanox Technologies. All rights reserved.
   3  *
   4  * This software is available to you under a choice of one of two
   5  * licenses.  You may choose to be licensed under the terms of the GNU
   6  * General Public License (GPL) Version 2, available from the file
   7  * COPYING in the main directory of this source tree, or the
   8  * OpenIB.org BSD license below:
   9  *
  10  *     Redistribution and use in source and binary forms, with or
  11  *     without modification, are permitted provided that the following
  12  *     conditions are met:
  13  *
  14  *      - Redistributions of source code must retain the above
  15  *        copyright notice, this list of conditions and the following
  16  *        disclaimer.
  17  *
  18  *      - Redistributions in binary form must reproduce the above
  19  *        copyright notice, this list of conditions and the following
  20  *        disclaimer in the documentation and/or other materials
  21  *        provided with the distribution.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30  * SOFTWARE.
  31  */
  32
  33 #include "en.h"
  34
  35 static void mlx5e_get_drvinfo(struct net_device *dev,
  36                               struct ethtool_drvinfo *drvinfo)
  37 {
  38         struct mlx5e_priv *priv = netdev_priv(dev);
  39         struct mlx5_core_dev *mdev = priv->mdev;
  40
  41         strlcpy(drvinfo->driver, DRIVER_NAME, sizeof(drvinfo->driver));
  42         strlcpy(drvinfo->version, DRIVER_VERSION " (" DRIVER_RELDATE ")",
  43                 sizeof(drvinfo->version));
  44         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
  45                  "%d.%d.%d",
  46                  fw_rev_maj(mdev), fw_rev_min(mdev), fw_rev_sub(mdev));
  47         strlcpy(drvinfo->bus_info, pci_name(mdev->pdev),
  48                 sizeof(drvinfo->bus_info));
  49 }
  50
  51 static const struct {
  52         u32 supported;
  53         u32 advertised;
  54         u32 speed;
  55 } ptys2ethtool_table[MLX5E_LINK_MODES_NUMBER] = {
  56         [MLX5E_1000BASE_CX_SGMII] = {
  57                 .supported  = SUPPORTED_1000baseKX_Full,
  58                 .advertised = ADVERTISED_1000baseKX_Full,
  59                 .speed      = 1000,
  60         },
  61         [MLX5E_1000BASE_KX] = {
  62                 .supported  = SUPPORTED_1000baseKX_Full,
  63                 .advertised = ADVERTISED_1000baseKX_Full,
  64                 .speed      = 1000,
  65         },
  66         [MLX5E_10GBASE_CX4] = {
  67                 .supported  = SUPPORTED_10000baseKX4_Full,
  68                 .advertised = ADVERTISED_10000baseKX4_Full,
  69                 .speed      = 10000,
  70         },
  71         [MLX5E_10GBASE_KX4] = {
  72                 .supported  = SUPPORTED_10000baseKX4_Full,
  73                 .advertised = ADVERTISED_10000baseKX4_Full,
  74                 .speed      = 10000,
  75         },
  76         [MLX5E_10GBASE_KR] = {
  77                 .supported  = SUPPORTED_10000baseKR_Full,
  78                 .advertised = ADVERTISED_10000baseKR_Full,
  79                 .speed      = 10000,
  80         },
  81         [MLX5E_20GBASE_KR2] = {
  82                 .supported  = SUPPORTED_20000baseKR2_Full,
  83                 .advertised = ADVERTISED_20000baseKR2_Full,
  84                 .speed      = 20000,
  85         },
  86         [MLX5E_40GBASE_CR4] = {
  87                 .supported  = SUPPORTED_40000baseCR4_Full,
  88                 .advertised = ADVERTISED_40000baseCR4_Full,
  89                 .speed      = 40000,
  90         },
  91         [MLX5E_40GBASE_KR4] = {
  92                 .supported  = SUPPORTED_40000baseKR4_Full,
  93                 .advertised = ADVERTISED_40000baseKR4_Full,
  94                 .speed      = 40000,
  95         },
  96         [MLX5E_56GBASE_R4] = {
  97                 .supported  = SUPPORTED_56000baseKR4_Full,
  98                 .advertised = ADVERTISED_56000baseKR4_Full,
  99                 .speed      = 56000,
 100         },
 101         [MLX5E_10GBASE_CR] = {
 102                 .supported  = SUPPORTED_10000baseKR_Full,
 103                 .advertised = ADVERTISED_10000baseKR_Full,
 104                 .speed      = 10000,
 105         },
 106         [MLX5E_10GBASE_SR] = {
 107                 .supported  = SUPPORTED_10000baseKR_Full,
 108                 .advertised = ADVERTISED_10000baseKR_Full,
 109                 .speed      = 10000,
 110         },
 111         [MLX5E_10GBASE_ER] = {
 112                 .supported  = SUPPORTED_10000baseKR_Full,
 113                 .advertised = ADVERTISED_10000baseKR_Full,
 114                 .speed      = 10000,
 115         },
 116         [MLX5E_40GBASE_SR4] = {
 117                 .supported  = SUPPORTED_40000baseSR4_Full,
 118                 .advertised = ADVERTISED_40000baseSR4_Full,
 119                 .speed      = 40000,
 120         },
 121         [MLX5E_40GBASE_LR4] = {
 122                 .supported  = SUPPORTED_40000baseLR4_Full,
 123                 .advertised = ADVERTISED_40000baseLR4_Full,
 124                 .speed      = 40000,
 125         },
 126         [MLX5E_100GBASE_CR4] = {
 127                 .speed      = 100000,
 128         },
 129         [MLX5E_100GBASE_SR4] = {
 130                 .speed      = 100000,
 131         },
 132         [MLX5E_100GBASE_KR4] = {
 133                 .speed      = 100000,
 134         },
 135         [MLX5E_100GBASE_LR4] = {
 136                 .speed      = 100000,
 137         },
 138         [MLX5E_100BASE_TX]   = {
 139                 .speed      = 100,
 140         },
 141         [MLX5E_1000BASE_T]    = {
 142                 .supported  = SUPPORTED_1000baseT_Full,
 143                 .advertised = ADVERTISED_1000baseT_Full,
 144                 .speed      = 1000,
 145         },
 146         [MLX5E_10GBASE_T]    = {
 147                 .supported  = SUPPORTED_10000baseT_Full,
 148                 .advertised = ADVERTISED_10000baseT_Full,
 149                 .speed      = 1000,
 150         },
 151         [MLX5E_25GBASE_CR]   = {
 152                 .speed      = 25000,
 153         },
 154         [MLX5E_25GBASE_KR]   = {
 155                 .speed      = 25000,
 156         },
 157         [MLX5E_25GBASE_SR]   = {
 158                 .speed      = 25000,
 159         },
 160         [MLX5E_50GBASE_CR2]  = {
 161                 .speed      = 50000,
 162         },
 163         [MLX5E_50GBASE_KR2]  = {
 164                 .speed      = 50000,
 165         },
 166 };
 167
 168 static unsigned long mlx5e_query_pfc_combined(struct mlx5e_priv *priv)
 169 {
 170         struct mlx5_core_dev *mdev = priv->mdev;
 171         u8 pfc_en_tx;
 172         u8 pfc_en_rx;
 173         int err;
 174
 175         err = mlx5_query_port_pfc(mdev, &pfc_en_tx, &pfc_en_rx);
 176
 177         return err ? 0 : pfc_en_tx | pfc_en_rx;
 178 }
 179
 180 #define MLX5E_NUM_Q_CNTRS(priv) (NUM_Q_COUNTERS * (!!priv->q_counter))
 181 #define MLX5E_NUM_RQ_STATS(priv) \
 182         (NUM_RQ_STATS * priv->params.num_channels * \
 183          test_bit(MLX5E_STATE_OPENED, &priv->state))
 184 #define MLX5E_NUM_SQ_STATS(priv) \
 185         (NUM_SQ_STATS * priv->params.num_channels * priv->params.num_tc * \
 186          test_bit(MLX5E_STATE_OPENED, &priv->state))
 187 #define MLX5E_NUM_PFC_COUNTERS(priv) hweight8(mlx5e_query_pfc_combined(priv))
 188
 189 static int mlx5e_get_sset_count(struct net_device *dev, int sset)
 190 {
 191         struct mlx5e_priv *priv = netdev_priv(dev);
 192
 193         switch (sset) {
 194         case ETH_SS_STATS:
 195                 return NUM_SW_COUNTERS +
 196                        MLX5E_NUM_Q_CNTRS(priv) +
 197                        NUM_VPORT_COUNTERS + NUM_PPORT_COUNTERS +
 198                        MLX5E_NUM_RQ_STATS(priv) +
 199                        MLX5E_NUM_SQ_STATS(priv) +
 200                        MLX5E_NUM_PFC_COUNTERS(priv);
 201         case ETH_SS_PRIV_FLAGS:
 202                 return ARRAY_SIZE(mlx5e_priv_flags);
 203         /* fallthrough */
 204         default:
 205                 return -EOPNOTSUPP;
 206         }
 207 }
 208
 209 static void mlx5e_fill_stats_strings(struct mlx5e_priv *priv, uint8_t *data)
 210 {
 211         int i, j, tc, prio, idx = 0;
 212         unsigned long pfc_combined;
 213
 214         /* SW counters */
 215         for (i = 0; i < NUM_SW_COUNTERS; i++)
 216                 strcpy(data + (idx++) * ETH_GSTRING_LEN, sw_stats_desc[i].name);
 217
 218         /* Q counters */
 219         for (i = 0; i < MLX5E_NUM_Q_CNTRS(priv); i++)
 220                 strcpy(data + (idx++) * ETH_GSTRING_LEN, q_stats_desc[i].name);
 221
 222         /* VPORT counters */
 223         for (i = 0; i < NUM_VPORT_COUNTERS; i++)
 224                 strcpy(data + (idx++) * ETH_GSTRING_LEN,
 225                        vport_stats_desc[i].name);
 226
 227         /* PPORT counters */
 228         for (i = 0; i < NUM_PPORT_802_3_COUNTERS; i++)
 229                 strcpy(data + (idx++) * ETH_GSTRING_LEN,
 230                        pport_802_3_stats_desc[i].name);
 231
 232         for (i = 0; i < NUM_PPORT_2863_COUNTERS; i++)
 233                 strcpy(data + (idx++) * ETH_GSTRING_LEN,
 234                        pport_2863_stats_desc[i].name);
 235
 236         for (i = 0; i < NUM_PPORT_2819_COUNTERS; i++)
 237                 strcpy(data + (idx++) * ETH_GSTRING_LEN,
 238                        pport_2819_stats_desc[i].name);
 239
 240         for (prio = 0; prio < NUM_PPORT_PRIO; prio++) {
 241                 for (i = 0; i < NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS; i++)
 242                         sprintf(data + (idx++) * ETH_GSTRING_LEN, "prio%d_%s",
 243                                 prio,
 244                                 pport_per_prio_traffic_stats_desc[i].name);
 245         }
 246
 247         pfc_combined = mlx5e_query_pfc_combined(priv);
 248         for_each_set_bit(prio, &pfc_combined, NUM_PPORT_PRIO) {
 249                 for (i = 0; i < NUM_PPORT_PER_PRIO_PFC_COUNTERS; i++) {
 250                         sprintf(data + (idx++) * ETH_GSTRING_LEN, "prio%d_%s",
 251                                 prio, pport_per_prio_pfc_stats_desc[i].name);
 252                 }
 253         }
 254
 255         if (!test_bit(MLX5E_STATE_OPENED, &priv->state))
 256                 return;
 257
 258         /* per channel counters */
 259         for (i = 0; i < priv->params.num_channels; i++)
 260                 for (j = 0; j < NUM_RQ_STATS; j++)
 261                         sprintf(data + (idx++) * ETH_GSTRING_LEN, "rx%d_%s", i,
 262                                 rq_stats_desc[j].name);
 263
 264         for (tc = 0; tc < priv->params.num_tc; tc++)
 265                 for (i = 0; i < priv->params.num_channels; i++)
 266                         for (j = 0; j < NUM_SQ_STATS; j++)
 267                                 sprintf(data + (idx++) * ETH_GSTRING_LEN,
 268                                         "tx%d_%s",
 269                                         priv->channeltc_to_txq_map[i][tc],
 270                                         sq_stats_desc[j].name);
 271 }
 272
 273 static void mlx5e_get_strings(struct net_device *dev,
 274                               uint32_t stringset, uint8_t *data)
 275 {
 276         struct mlx5e_priv *priv = netdev_priv(dev);
 277         int i;
 278
 279         switch (stringset) {
 280         case ETH_SS_PRIV_FLAGS:
 281                 for (i = 0; i < ARRAY_SIZE(mlx5e_priv_flags); i++)
 282                         strcpy(data + i * ETH_GSTRING_LEN, mlx5e_priv_flags[i]);
 283                 break;
 284
 285         case ETH_SS_TEST:
 286                 break;
 287
 288         case ETH_SS_STATS:
 289                 mlx5e_fill_stats_strings(priv, data);
 290                 break;
 291         }
 292 }
 293
 294 static void mlx5e_get_ethtool_stats(struct net_device *dev,
 295                                     struct ethtool_stats *stats, u64 *data)
 296 {
 297         struct mlx5e_priv *priv = netdev_priv(dev);
 298         int i, j, tc, prio, idx = 0;
 299         unsigned long pfc_combined;
 300
 301         if (!data)
 302                 return;
 303
 304         mutex_lock(&priv->state_lock);
 305         if (test_bit(MLX5E_STATE_OPENED, &priv->state))
 306                 mlx5e_update_stats(priv);
 307         mutex_unlock(&priv->state_lock);
 308
 309         for (i = 0; i < NUM_SW_COUNTERS; i++)
 310                 data[idx++] = MLX5E_READ_CTR64_CPU(&priv->stats.sw,
 311                                                    sw_stats_desc, i);
 312
 313         for (i = 0; i < MLX5E_NUM_Q_CNTRS(priv); i++)
 314                 data[idx++] = MLX5E_READ_CTR32_CPU(&priv->stats.qcnt,
 315                                                    q_stats_desc, i);
 316
 317         for (i = 0; i < NUM_VPORT_COUNTERS; i++)
 318                 data[idx++] = MLX5E_READ_CTR64_BE(priv->stats.vport.query_vport_out,
 319                                                   vport_stats_desc, i);
 320
 321         for (i = 0; i < NUM_PPORT_802_3_COUNTERS; i++)
 322                 data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.IEEE_802_3_counters,
 323                                                   pport_802_3_stats_desc, i);
 324
 325         for (i = 0; i < NUM_PPORT_2863_COUNTERS; i++)
 326                 data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.RFC_2863_counters,
 327                                                   pport_2863_stats_desc, i);
 328
 329         for (i = 0; i < NUM_PPORT_2819_COUNTERS; i++)
 330                 data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.RFC_2819_counters,
 331                                                   pport_2819_stats_desc, i);
 332
 333         for (prio = 0; prio < NUM_PPORT_PRIO; prio++) {
 334                 for (i = 0; i < NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS; i++)
 335                         data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.per_prio_counters[prio],
 336                                                  pport_per_prio_traffic_stats_desc, i);
 337         }
 338
 339         pfc_combined = mlx5e_query_pfc_combined(priv);
 340         for_each_set_bit(prio, &pfc_combined, NUM_PPORT_PRIO) {
 341                 for (i = 0; i < NUM_PPORT_PER_PRIO_PFC_COUNTERS; i++) {
 342                         data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.per_prio_counters[prio],
 343                                                           pport_per_prio_pfc_stats_desc, i);
 344                 }
 345         }
 346
 347         if (!test_bit(MLX5E_STATE_OPENED, &priv->state))
 348                 return;
 349
 350         /* per channel counters */
 351         for (i = 0; i < priv->params.num_channels; i++)
 352                 for (j = 0; j < NUM_RQ_STATS; j++)
 353                         data[idx++] =
 354                                MLX5E_READ_CTR64_CPU(&priv->channel[i]->rq.stats,
 355                                                     rq_stats_desc, j);
 356
 357         for (tc = 0; tc < priv->params.num_tc; tc++)
 358                 for (i = 0; i < priv->params.num_channels; i++)
 359                         for (j = 0; j < NUM_SQ_STATS; j++)
 360                                 data[idx++] = MLX5E_READ_CTR64_CPU(&priv->channel[i]->sq[tc].stats,
 361                                                                    sq_stats_desc, j);
 362 }
 363
 364 static void mlx5e_get_ringparam(struct net_device *dev,
 365                                 struct ethtool_ringparam *param)
 366 {
 367         struct mlx5e_priv *priv = netdev_priv(dev);
 368         int rq_wq_type = priv->params.rq_wq_type;
 369
 370         param->rx_max_pending = 1 << mlx5_max_log_rq_size(rq_wq_type);
 371         param->tx_max_pending = 1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE;
 372         param->rx_pending     = 1 << priv->params.log_rq_size;
 373         param->tx_pending     = 1 << priv->params.log_sq_size;
 374 }
 375
 376 static int mlx5e_set_ringparam(struct net_device *dev,
 377                                struct ethtool_ringparam *param)
 378 {
 379         struct mlx5e_priv *priv = netdev_priv(dev);
 380         bool was_opened;
 381         int rq_wq_type = priv->params.rq_wq_type;
 382         u16 min_rx_wqes;
 383         u8 log_rq_size;
 384         u8 log_sq_size;
 385         int err = 0;
 386
 387         if (param->rx_jumbo_pending) {
 388                 netdev_info(dev, "%s: rx_jumbo_pending not supported\n",
 389                             __func__);
 390                 return -EINVAL;
 391         }
 392         if (param->rx_mini_pending) {
 393                 netdev_info(dev, "%s: rx_mini_pending not supported\n",
 394                             __func__);
 395                 return -EINVAL;
 396         }
 397         if (param->rx_pending < (1 << mlx5_min_log_rq_size(rq_wq_type))) {
 398                 netdev_info(dev, "%s: rx_pending (%d) < min (%d)\n",
 399                             __func__, param->rx_pending,
 400                             1 << mlx5_min_log_rq_size(rq_wq_type));
 401                 return -EINVAL;
 402         }
 403         if (param->rx_pending > (1 << mlx5_max_log_rq_size(rq_wq_type))) {
 404                 netdev_info(dev, "%s: rx_pending (%d) > max (%d)\n",
 405                             __func__, param->rx_pending,
 406                             1 << mlx5_max_log_rq_size(rq_wq_type));
 407                 return -EINVAL;
 408         }
 409         if (param->tx_pending < (1 << MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE)) {
 410                 netdev_info(dev, "%s: tx_pending (%d) < min (%d)\n",
 411                             __func__, param->tx_pending,
 412                             1 << MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE);
 413                 return -EINVAL;
 414         }
 415         if (param->tx_pending > (1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE)) {
 416                 netdev_info(dev, "%s: tx_pending (%d) > max (%d)\n",
 417                             __func__, param->tx_pending,
 418                             1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE);
 419                 return -EINVAL;
 420         }
 421
 422         log_rq_size = order_base_2(param->rx_pending);
 423         log_sq_size = order_base_2(param->tx_pending);
 424         min_rx_wqes = mlx5_min_rx_wqes(rq_wq_type, param->rx_pending);
 425
 426         if (log_rq_size == priv->params.log_rq_size &&
 427             log_sq_size == priv->params.log_sq_size &&
 428             min_rx_wqes == priv->params.min_rx_wqes)
 429                 return 0;
 430
 431         mutex_lock(&priv->state_lock);
 432
 433         was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state);
 434         if (was_opened)
 435                 mlx5e_close_locked(dev);
 436
 437         priv->params.log_rq_size = log_rq_size;
 438         priv->params.log_sq_size = log_sq_size;
 439         priv->params.min_rx_wqes = min_rx_wqes;
 440
 441         if (was_opened)
 442                 err = mlx5e_open_locked(dev);
 443
 444         mutex_unlock(&priv->state_lock);
 445
 446         return err;
 447 }
 448
 449 static void mlx5e_get_channels(struct net_device *dev,
 450                                struct ethtool_channels *ch)
 451 {
 452         struct mlx5e_priv *priv = netdev_priv(dev);
 453
 454         ch->max_combined   = mlx5e_get_max_num_channels(priv->mdev);
 455         ch->combined_count = priv->params.num_channels;
 456 }
 457
 458 static int mlx5e_set_channels(struct net_device *dev,
 459                               struct ethtool_channels *ch)
 460 {
 461         struct mlx5e_priv *priv = netdev_priv(dev);
 462         int ncv = mlx5e_get_max_num_channels(priv->mdev);
 463         unsigned int count = ch->combined_count;
 464         bool arfs_enabled;
 465         bool was_opened;
 466         int err = 0;
 467
 468         if (!count) {
 469                 netdev_info(dev, "%s: combined_count=0 not supported\n",
 470                             __func__);
 471                 return -EINVAL;
 472         }
 473         if (ch->rx_count || ch->tx_count) {
 474                 netdev_info(dev, "%s: separate rx/tx count not supported\n",
 475                             __func__);
 476                 return -EINVAL;
 477         }
 478         if (count > ncv) {
 479                 netdev_info(dev, "%s: count (%d) > max (%d)\n",
 480                             __func__, count, ncv);
 481                 return -EINVAL;
 482         }
 483
 484         if (priv->params.num_channels == count)
 485                 return 0;
 486
 487         mutex_lock(&priv->state_lock);
 488
 489         was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state);
 490         if (was_opened)
 491                 mlx5e_close_locked(dev);
 492
 493         arfs_enabled = dev->features & NETIF_F_NTUPLE;
 494         if (arfs_enabled)
 495                 mlx5e_arfs_disable(priv);
 496
 497         priv->params.num_channels = count;
 498         mlx5e_build_default_indir_rqt(priv->mdev, priv->params.indirection_rqt,
 499                                       MLX5E_INDIR_RQT_SIZE, count);
 500
 501         if (was_opened)
 502                 err = mlx5e_open_locked(dev);
 503         if (err)
 504                 goto out;
 505
 506         if (arfs_enabled) {
 507                 err = mlx5e_arfs_enable(priv);
 508                 if (err)
 509                         netdev_err(dev, "%s: mlx5e_arfs_enable failed: %d\n",
 510                                    __func__, err);
 511         }
 512
 513 out:
 514         mutex_unlock(&priv->state_lock);
 515
 516         return err;
 517 }
 518
 519 static int mlx5e_get_coalesce(struct net_device *netdev,
 520                               struct ethtool_coalesce *coal)
 521 {
 522         struct mlx5e_priv *priv = netdev_priv(netdev);
 523
 524         if (!MLX5_CAP_GEN(priv->mdev, cq_moderation))
 525                 return -ENOTSUPP;
 526
 527         coal->rx_coalesce_usecs       = priv->params.rx_cq_moderation.usec;
 528         coal->rx_max_coalesced_frames = priv->params.rx_cq_moderation.pkts;
 529         coal->tx_coalesce_usecs       = priv->params.tx_cq_moderation.usec;
 530         coal->tx_max_coalesced_frames = priv->params.tx_cq_moderation.pkts;
 531         coal->use_adaptive_rx_coalesce = priv->params.rx_am_enabled;
 532
 533         return 0;
 534 }
 535
 536 static int mlx5e_set_coalesce(struct net_device *netdev,
 537                               struct ethtool_coalesce *coal)
 538 {
 539         struct mlx5e_priv *priv    = netdev_priv(netdev);
 540         struct mlx5_core_dev *mdev = priv->mdev;
 541         struct mlx5e_channel *c;
 542         bool restart =
 543                 !!coal->use_adaptive_rx_coalesce != priv->params.rx_am_enabled;
 544         bool was_opened;
 545         int err = 0;
 546         int tc;
 547         int i;
 548
 549         if (!MLX5_CAP_GEN(mdev, cq_moderation))
 550                 return -ENOTSUPP;
 551
 552         mutex_lock(&priv->state_lock);
 553
 554         was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state);
 555         if (was_opened && restart) {
 556                 mlx5e_close_locked(netdev);
 557                 priv->params.rx_am_enabled = !!coal->use_adaptive_rx_coalesce;
 558         }
 559
 560         priv->params.tx_cq_moderation.usec = coal->tx_coalesce_usecs;
 561         priv->params.tx_cq_moderation.pkts = coal->tx_max_coalesced_frames;
 562         priv->params.rx_cq_moderation.usec = coal->rx_coalesce_usecs;
 563         priv->params.rx_cq_moderation.pkts = coal->rx_max_coalesced_frames;
 564
 565         if (!was_opened || restart)
 566                 goto out;
 567
 568         for (i = 0; i < priv->params.num_channels; ++i) {
 569                 c = priv->channel[i];
 570
 571                 for (tc = 0; tc < c->num_tc; tc++) {
 572                         mlx5_core_modify_cq_moderation(mdev,
 573                                                 &c->sq[tc].cq.mcq,
 574                                                 coal->tx_coalesce_usecs,
 575                                                 coal->tx_max_coalesced_frames);
 576                 }
 577
 578                 mlx5_core_modify_cq_moderation(mdev, &c->rq.cq.mcq,
 579                                                coal->rx_coalesce_usecs,
 580                                                coal->rx_max_coalesced_frames);
 581         }
 582
 583 out:
 584         if (was_opened && restart)
 585                 err = mlx5e_open_locked(netdev);
 586
 587         mutex_unlock(&priv->state_lock);
 588         return err;
 589 }
 590
 591 static u32 ptys2ethtool_supported_link(u32 eth_proto_cap)
 592 {
 593         int i;
 594         u32 supported_modes = 0;
 595
 596         for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i) {
 597                 if (eth_proto_cap & MLX5E_PROT_MASK(i))
 598                         supported_modes |= ptys2ethtool_table[i].supported;
 599         }
 600         return supported_modes;
 601 }
 602
 603 static u32 ptys2ethtool_adver_link(u32 eth_proto_cap)
 604 {
 605         int i;
 606         u32 advertising_modes = 0;
 607
 608         for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i) {
 609                 if (eth_proto_cap & MLX5E_PROT_MASK(i))
 610                         advertising_modes |= ptys2ethtool_table[i].advertised;
 611         }
 612         return advertising_modes;
 613 }
 614
 615 static u32 ptys2ethtool_supported_port(u32 eth_proto_cap)
 616 {
 617         if (eth_proto_cap & (MLX5E_PROT_MASK(MLX5E_10GBASE_CR)
 618                            | MLX5E_PROT_MASK(MLX5E_10GBASE_SR)
 619                            | MLX5E_PROT_MASK(MLX5E_40GBASE_CR4)
 620                            | MLX5E_PROT_MASK(MLX5E_40GBASE_SR4)
 621                            | MLX5E_PROT_MASK(MLX5E_100GBASE_SR4)
 622                            | MLX5E_PROT_MASK(MLX5E_1000BASE_CX_SGMII))) {
 623                 return SUPPORTED_FIBRE;
 624         }
 625
 626         if (eth_proto_cap & (MLX5E_PROT_MASK(MLX5E_100GBASE_KR4)
 627                            | MLX5E_PROT_MASK(MLX5E_40GBASE_KR4)
 628                            | MLX5E_PROT_MASK(MLX5E_10GBASE_KR)
 629                            | MLX5E_PROT_MASK(MLX5E_10GBASE_KX4)
 630                            | MLX5E_PROT_MASK(MLX5E_1000BASE_KX))) {
 631                 return SUPPORTED_Backplane;
 632         }
 633         return 0;
 634 }
 635
 636 int mlx5e_get_max_linkspeed(struct mlx5_core_dev *mdev, u32 *speed)
 637 {
 638         u32 max_speed = 0;
 639         u32 proto_cap;
 640         int err;
 641         int i;
 642
 643         err = mlx5_query_port_proto_cap(mdev, &proto_cap, MLX5_PTYS_EN);
 644         if (err)
 645                 return err;
 646
 647         for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i)
 648                 if (proto_cap & MLX5E_PROT_MASK(i))
 649                         max_speed = max(max_speed, ptys2ethtool_table[i].speed);
 650
 651         *speed = max_speed;
 652         return 0;
 653 }
 654
 655 static void get_speed_duplex(struct net_device *netdev,
 656                              u32 eth_proto_oper,
 657                              struct ethtool_cmd *cmd)
 658 {
 659         int i;
 660         u32 speed = SPEED_UNKNOWN;
 661         u8 duplex = DUPLEX_UNKNOWN;
 662
 663         if (!netif_carrier_ok(netdev))
 664                 goto out;
 665
 666         for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i) {
 667                 if (eth_proto_oper & MLX5E_PROT_MASK(i)) {
 668                         speed = ptys2ethtool_table[i].speed;
 669                         duplex = DUPLEX_FULL;
 670                         break;
 671                 }
 672         }
 673 out:
 674         ethtool_cmd_speed_set(cmd, speed);
 675         cmd->duplex = duplex;
 676 }
 677
 678 static void get_supported(u32 eth_proto_cap, u32 *supported)
 679 {
 680         *supported |= ptys2ethtool_supported_port(eth_proto_cap);
 681         *supported |= ptys2ethtool_supported_link(eth_proto_cap);
 682         *supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause;
 683 }
 684
 685 static void get_advertising(u32 eth_proto_cap, u8 tx_pause,
 686                             u8 rx_pause, u32 *advertising)
 687 {
 688         *advertising |= ptys2ethtool_adver_link(eth_proto_cap);
 689         *advertising |= tx_pause ? ADVERTISED_Pause : 0;
 690         *advertising |= (tx_pause ^ rx_pause) ? ADVERTISED_Asym_Pause : 0;
 691 }
 692
 693 static u8 get_connector_port(u32 eth_proto)
 694 {
 695         if (eth_proto & (MLX5E_PROT_MASK(MLX5E_10GBASE_SR)
 696                          | MLX5E_PROT_MASK(MLX5E_40GBASE_SR4)
 697                          | MLX5E_PROT_MASK(MLX5E_100GBASE_SR4)
 698                          | MLX5E_PROT_MASK(MLX5E_1000BASE_CX_SGMII))) {
 699                         return PORT_FIBRE;
 700         }
 701
 702         if (eth_proto & (MLX5E_PROT_MASK(MLX5E_40GBASE_CR4)
 703                          | MLX5E_PROT_MASK(MLX5E_10GBASE_CR)
 704                          | MLX5E_PROT_MASK(MLX5E_100GBASE_CR4))) {
 705                         return PORT_DA;
 706         }
 707
 708         if (eth_proto & (MLX5E_PROT_MASK(MLX5E_10GBASE_KX4)
 709                          | MLX5E_PROT_MASK(MLX5E_10GBASE_KR)
 710                          | MLX5E_PROT_MASK(MLX5E_40GBASE_KR4)
 711                          | MLX5E_PROT_MASK(MLX5E_100GBASE_KR4))) {
 712                         return PORT_NONE;
 713         }
 714
 715         return PORT_OTHER;
 716 }
 717
 718 static void get_lp_advertising(u32 eth_proto_lp, u32 *lp_advertising)
 719 {
 720         *lp_advertising = ptys2ethtool_adver_link(eth_proto_lp);
 721 }
 722
 723 static int mlx5e_get_settings(struct net_device *netdev,
 724                               struct ethtool_cmd *cmd)
 725 {
 726         struct mlx5e_priv *priv    = netdev_priv(netdev);
 727         struct mlx5_core_dev *mdev = priv->mdev;
 728         u32 out[MLX5_ST_SZ_DW(ptys_reg)];
 729         u32 eth_proto_cap;
 730         u32 eth_proto_admin;
 731         u32 eth_proto_lp;
 732         u32 eth_proto_oper;
 733         int err;
 734
 735         err = mlx5_query_port_ptys(mdev, out, sizeof(out), MLX5_PTYS_EN, 1);
 736
 737         if (err) {
 738                 netdev_err(netdev, "%s: query port ptys failed: %d\n",
 739                            __func__, err);
 740                 goto err_query_ptys;
 741         }
 742
 743         eth_proto_cap   = MLX5_GET(ptys_reg, out, eth_proto_capability);
 744         eth_proto_admin = MLX5_GET(ptys_reg, out, eth_proto_admin);
 745         eth_proto_oper  = MLX5_GET(ptys_reg, out, eth_proto_oper);
 746         eth_proto_lp    = MLX5_GET(ptys_reg, out, eth_proto_lp_advertise);
 747
 748         cmd->supported   = 0;
 749         cmd->advertising = 0;
 750
 751         get_supported(eth_proto_cap, &cmd->supported);
 752         get_advertising(eth_proto_admin, 0, 0, &cmd->advertising);
 753         get_speed_duplex(netdev, eth_proto_oper, cmd);
 754
 755         eth_proto_oper = eth_proto_oper ? eth_proto_oper : eth_proto_cap;
 756
 757         cmd->port = get_connector_port(eth_proto_oper);
 758         get_lp_advertising(eth_proto_lp, &cmd->lp_advertising);
 759
 760         cmd->transceiver = XCVR_INTERNAL;
 761
 762 err_query_ptys:
 763         return err;
 764 }
 765
 766 static u32 mlx5e_ethtool2ptys_adver_link(u32 link_modes)
 767 {
 768         u32 i, ptys_modes = 0;
 769
 770         for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i) {
 771                 if (ptys2ethtool_table[i].advertised & link_modes)
 772                         ptys_modes |= MLX5E_PROT_MASK(i);
 773         }
 774
 775         return ptys_modes;
 776 }
 777
 778 static u32 mlx5e_ethtool2ptys_speed_link(u32 speed)
 779 {
 780         u32 i, speed_links = 0;
 781
 782         for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i) {
 783                 if (ptys2ethtool_table[i].speed == speed)
 784                         speed_links |= MLX5E_PROT_MASK(i);
 785         }
 786
 787         return speed_links;
 788 }
 789
 790 static int mlx5e_set_settings(struct net_device *netdev,
 791                               struct ethtool_cmd *cmd)
 792 {
 793         struct mlx5e_priv *priv    = netdev_priv(netdev);
 794         struct mlx5_core_dev *mdev = priv->mdev;
 795         u32 link_modes;
 796         u32 speed;
 797         u32 eth_proto_cap, eth_proto_admin;
 798         enum mlx5_port_status ps;
 799         int err;
 800
 801         speed = ethtool_cmd_speed(cmd);
 802
 803         link_modes = cmd->autoneg == AUTONEG_ENABLE ?
 804                 mlx5e_ethtool2ptys_adver_link(cmd->advertising) :
 805                 mlx5e_ethtool2ptys_speed_link(speed);
 806
 807         err = mlx5_query_port_proto_cap(mdev, &eth_proto_cap, MLX5_PTYS_EN);
 808         if (err) {
 809                 netdev_err(netdev, "%s: query port eth proto cap failed: %d\n",
 810                            __func__, err);
 811                 goto out;
 812         }
 813
 814         link_modes = link_modes & eth_proto_cap;
 815         if (!link_modes) {
 816                 netdev_err(netdev, "%s: Not supported link mode(s) requested",
 817                            __func__);
 818                 err = -EINVAL;
 819                 goto out;
 820         }
 821
 822         err = mlx5_query_port_proto_admin(mdev, &eth_proto_admin, MLX5_PTYS_EN);
 823         if (err) {
 824                 netdev_err(netdev, "%s: query port eth proto admin failed: %d\n",
 825                            __func__, err);
 826                 goto out;
 827         }
 828
 829         if (link_modes == eth_proto_admin)
 830                 goto out;
 831
 832         mlx5_query_port_admin_status(mdev, &ps);
 833         if (ps == MLX5_PORT_UP)
 834                 mlx5_set_port_admin_status(mdev, MLX5_PORT_DOWN);
 835         mlx5_set_port_proto(mdev, link_modes, MLX5_PTYS_EN);
 836         if (ps == MLX5_PORT_UP)
 837                 mlx5_set_port_admin_status(mdev, MLX5_PORT_UP);
 838
 839 out:
 840         return err;
 841 }
 842
 843 static u32 mlx5e_get_rxfh_key_size(struct net_device *netdev)
 844 {
 845         struct mlx5e_priv *priv = netdev_priv(netdev);
 846
 847         return sizeof(priv->params.toeplitz_hash_key);
 848 }
 849
 850 static u32 mlx5e_get_rxfh_indir_size(struct net_device *netdev)
 851 {
 852         return MLX5E_INDIR_RQT_SIZE;
 853 }
 854
 855 static int mlx5e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
 856                           u8 *hfunc)
 857 {
 858         struct mlx5e_priv *priv = netdev_priv(netdev);
 859
 860         if (indir)
 861                 memcpy(indir, priv->params.indirection_rqt,
 862                        sizeof(priv->params.indirection_rqt));
 863
 864         if (key)
 865                 memcpy(key, priv->params.toeplitz_hash_key,
 866                        sizeof(priv->params.toeplitz_hash_key));
 867
 868         if (hfunc)
 869                 *hfunc = priv->params.rss_hfunc;
 870
 871         return 0;
 872 }
 873
 874 static void mlx5e_modify_tirs_hash(struct mlx5e_priv *priv, void *in, int inlen)
 875 {
 876         struct mlx5_core_dev *mdev = priv->mdev;
 877         void *tirc = MLX5_ADDR_OF(modify_tir_in, in, ctx);
 878         int i;
 879
 880         MLX5_SET(modify_tir_in, in, bitmask.hash, 1);
 881         mlx5e_build_tir_ctx_hash(tirc, priv);
 882
 883         for (i = 0; i < MLX5E_NUM_INDIR_TIRS; i++)
 884                 mlx5_core_modify_tir(mdev, priv->indir_tirn[i], in, inlen);
 885 }
 886
 887 static int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir,
 888                           const u8 *key, const u8 hfunc)
 889 {
 890         struct mlx5e_priv *priv = netdev_priv(dev);
 891         int inlen = MLX5_ST_SZ_BYTES(modify_tir_in);
 892         void *in;
 893
 894         if ((hfunc != ETH_RSS_HASH_NO_CHANGE) &&
 895             (hfunc != ETH_RSS_HASH_XOR) &&
 896             (hfunc != ETH_RSS_HASH_TOP))
 897                 return -EINVAL;
 898
 899         in = mlx5_vzalloc(inlen);
 900         if (!in)
 901                 return -ENOMEM;
 902
 903         mutex_lock(&priv->state_lock);
 904
 905         if (indir) {
 906                 u32 rqtn = priv->indir_rqtn;
 907
 908                 memcpy(priv->params.indirection_rqt, indir,
 909                        sizeof(priv->params.indirection_rqt));
 910                 mlx5e_redirect_rqt(priv, rqtn, MLX5E_INDIR_RQT_SIZE, 0);
 911         }
 912
 913         if (key)
 914                 memcpy(priv->params.toeplitz_hash_key, key,
 915                        sizeof(priv->params.toeplitz_hash_key));
 916
 917         if (hfunc != ETH_RSS_HASH_NO_CHANGE)
 918                 priv->params.rss_hfunc = hfunc;
 919
 920         mlx5e_modify_tirs_hash(priv, in, inlen);
 921
 922         mutex_unlock(&priv->state_lock);
 923
 924         kvfree(in);
 925
 926         return 0;
 927 }
 928
 929 static int mlx5e_get_rxnfc(struct net_device *netdev,
 930                            struct ethtool_rxnfc *info, u32 *rule_locs)
 931 {
 932         struct mlx5e_priv *priv = netdev_priv(netdev);
 933         int err = 0;
 934
 935         switch (info->cmd) {
 936         case ETHTOOL_GRXRINGS:
 937                 info->data = priv->params.num_channels;
 938                 break;
 939         default:
 940                 err = -EOPNOTSUPP;
 941                 break;
 942         }
 943
 944         return err;
 945 }
 946
 947 static int mlx5e_get_tunable(struct net_device *dev,
 948                              const struct ethtool_tunable *tuna,
 949                              void *data)
 950 {
 951         const struct mlx5e_priv *priv = netdev_priv(dev);
 952         int err = 0;
 953
 954         switch (tuna->id) {
 955         case ETHTOOL_TX_COPYBREAK:
 956                 *(u32 *)data = priv->params.tx_max_inline;
 957                 break;
 958         default:
 959                 err = -EINVAL;
 960                 break;
 961         }
 962
 963         return err;
 964 }
 965
 966 static int mlx5e_set_tunable(struct net_device *dev,
 967                              const struct ethtool_tunable *tuna,
 968                              const void *data)
 969 {
 970         struct mlx5e_priv *priv = netdev_priv(dev);
 971         struct mlx5_core_dev *mdev = priv->mdev;
 972         bool was_opened;
 973         u32 val;
 974         int err = 0;
 975
 976         switch (tuna->id) {
 977         case ETHTOOL_TX_COPYBREAK:
 978                 val = *(u32 *)data;
 979                 if (val > mlx5e_get_max_inline_cap(mdev)) {
 980                         err = -EINVAL;
 981                         break;
 982                 }
 983
 984                 mutex_lock(&priv->state_lock);
 985
 986                 was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state);
 987                 if (was_opened)
 988                         mlx5e_close_locked(dev);
 989
 990                 priv->params.tx_max_inline = val;
 991
 992                 if (was_opened)
 993                         err = mlx5e_open_locked(dev);
 994
 995                 mutex_unlock(&priv->state_lock);
 996                 break;
 997         default:
 998                 err = -EINVAL;
 999                 break;
1000         }
1001
1002         return err;
1003 }
1004
1005 static void mlx5e_get_pauseparam(struct net_device *netdev,
1006                                  struct ethtool_pauseparam *pauseparam)
1007 {
1008         struct mlx5e_priv *priv    = netdev_priv(netdev);
1009         struct mlx5_core_dev *mdev = priv->mdev;
1010         int err;
1011
1012         err = mlx5_query_port_pause(mdev, &pauseparam->rx_pause,
1013                                     &pauseparam->tx_pause);
1014         if (err) {
1015                 netdev_err(netdev, "%s: mlx5_query_port_pause failed:0x%x\n",
1016                            __func__, err);
1017         }
1018 }
1019
1020 static int mlx5e_set_pauseparam(struct net_device *netdev,
1021                                 struct ethtool_pauseparam *pauseparam)
1022 {
1023         struct mlx5e_priv *priv    = netdev_priv(netdev);
1024         struct mlx5_core_dev *mdev = priv->mdev;
1025         int err;
1026
1027         if (pauseparam->autoneg)
1028                 return -EINVAL;
1029
1030         err = mlx5_set_port_pause(mdev,
1031                                   pauseparam->rx_pause ? 1 : 0,
1032                                   pauseparam->tx_pause ? 1 : 0);
1033         if (err) {
1034                 netdev_err(netdev, "%s: mlx5_set_port_pause failed:0x%x\n",
1035                            __func__, err);
1036         }
1037
1038         return err;
1039 }
1040
1041 static int mlx5e_get_ts_info(struct net_device *dev,
1042                              struct ethtool_ts_info *info)
1043 {
1044         struct mlx5e_priv *priv = netdev_priv(dev);
1045         int ret;
1046
1047         ret = ethtool_op_get_ts_info(dev, info);
1048         if (ret)
1049                 return ret;
1050
1051         info->phc_index = priv->tstamp.ptp ?
1052                           ptp_clock_index(priv->tstamp.ptp) : -1;
1053
1054         if (!MLX5_CAP_GEN(priv->mdev, device_frequency_khz))
1055                 return 0;
1056
1057         info->so_timestamping |= SOF_TIMESTAMPING_TX_HARDWARE |
1058                                  SOF_TIMESTAMPING_RX_HARDWARE |
1059                                  SOF_TIMESTAMPING_RAW_HARDWARE;
1060
1061         info->tx_types = (BIT(1) << HWTSTAMP_TX_OFF) |
1062                          (BIT(1) << HWTSTAMP_TX_ON);
1063
1064         info->rx_filters = (BIT(1) << HWTSTAMP_FILTER_NONE) |
1065                            (BIT(1) << HWTSTAMP_FILTER_ALL);
1066
1067         return 0;
1068 }
1069
1070 static __u32 mlx5e_get_wol_supported(struct mlx5_core_dev *mdev)
1071 {
1072         __u32 ret = 0;
1073
1074         if (MLX5_CAP_GEN(mdev, wol_g))
1075                 ret |= WAKE_MAGIC;
1076
1077         if (MLX5_CAP_GEN(mdev, wol_s))
1078                 ret |= WAKE_MAGICSECURE;
1079
1080         if (MLX5_CAP_GEN(mdev, wol_a))
1081                 ret |= WAKE_ARP;
1082
1083         if (MLX5_CAP_GEN(mdev, wol_b))
1084                 ret |= WAKE_BCAST;
1085
1086         if (MLX5_CAP_GEN(mdev, wol_m))
1087                 ret |= WAKE_MCAST;
1088
1089         if (MLX5_CAP_GEN(mdev, wol_u))
1090                 ret |= WAKE_UCAST;
1091
1092         if (MLX5_CAP_GEN(mdev, wol_p))
1093                 ret |= WAKE_PHY;
1094
1095         return ret;
1096 }
1097
1098 static __u32 mlx5e_refomrat_wol_mode_mlx5_to_linux(u8 mode)
1099 {
1100         __u32 ret = 0;
1101
1102         if (mode & MLX5_WOL_MAGIC)
1103                 ret |= WAKE_MAGIC;
1104
1105         if (mode & MLX5_WOL_SECURED_MAGIC)
1106                 ret |= WAKE_MAGICSECURE;
1107
1108         if (mode & MLX5_WOL_ARP)
1109                 ret |= WAKE_ARP;
1110
1111         if (mode & MLX5_WOL_BROADCAST)
1112                 ret |= WAKE_BCAST;
1113
1114         if (mode & MLX5_WOL_MULTICAST)
1115                 ret |= WAKE_MCAST;
1116
1117         if (mode & MLX5_WOL_UNICAST)
1118                 ret |= WAKE_UCAST;
1119
1120         if (mode & MLX5_WOL_PHY_ACTIVITY)
1121                 ret |= WAKE_PHY;
1122
1123         return ret;
1124 }
1125
1126 static u8 mlx5e_refomrat_wol_mode_linux_to_mlx5(__u32 mode)
1127 {
1128         u8 ret = 0;
1129
1130         if (mode & WAKE_MAGIC)
1131                 ret |= MLX5_WOL_MAGIC;
1132
1133         if (mode & WAKE_MAGICSECURE)
1134                 ret |= MLX5_WOL_SECURED_MAGIC;
1135
1136         if (mode & WAKE_ARP)
1137                 ret |= MLX5_WOL_ARP;
1138
1139         if (mode & WAKE_BCAST)
1140                 ret |= MLX5_WOL_BROADCAST;
1141
1142         if (mode & WAKE_MCAST)
1143                 ret |= MLX5_WOL_MULTICAST;
1144
1145         if (mode & WAKE_UCAST)
1146                 ret |= MLX5_WOL_UNICAST;
1147
1148         if (mode & WAKE_PHY)
1149                 ret |= MLX5_WOL_PHY_ACTIVITY;
1150
1151         return ret;
1152 }
1153
1154 static void mlx5e_get_wol(struct net_device *netdev,
1155                           struct ethtool_wolinfo *wol)
1156 {
1157         struct mlx5e_priv *priv = netdev_priv(netdev);
1158         struct mlx5_core_dev *mdev = priv->mdev;
1159         u8 mlx5_wol_mode;
1160         int err;
1161
1162         memset(wol, 0, sizeof(*wol));
1163
1164         wol->supported = mlx5e_get_wol_supported(mdev);
1165         if (!wol->supported)
1166                 return;
1167
1168         err = mlx5_query_port_wol(mdev, &mlx5_wol_mode);
1169         if (err)
1170                 return;
1171
1172         wol->wolopts = mlx5e_refomrat_wol_mode_mlx5_to_linux(mlx5_wol_mode);
1173 }
1174
1175 static int mlx5e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1176 {
1177         struct mlx5e_priv *priv = netdev_priv(netdev);
1178         struct mlx5_core_dev *mdev = priv->mdev;
1179         __u32 wol_supported = mlx5e_get_wol_supported(mdev);
1180         u32 mlx5_wol_mode;
1181
1182         if (!wol_supported)
1183                 return -ENOTSUPP;
1184
1185         if (wol->wolopts & ~wol_supported)
1186                 return -EINVAL;
1187
1188         mlx5_wol_mode = mlx5e_refomrat_wol_mode_linux_to_mlx5(wol->wolopts);
1189
1190         return mlx5_set_port_wol(mdev, mlx5_wol_mode);
1191 }
1192
1193 static int mlx5e_set_phys_id(struct net_device *dev,
1194                              enum ethtool_phys_id_state state)
1195 {
1196         struct mlx5e_priv *priv = netdev_priv(dev);
1197         struct mlx5_core_dev *mdev = priv->mdev;
1198         u16 beacon_duration;
1199
1200         if (!MLX5_CAP_GEN(mdev, beacon_led))
1201                 return -EOPNOTSUPP;
1202
1203         switch (state) {
1204         case ETHTOOL_ID_ACTIVE:
1205                 beacon_duration = MLX5_BEACON_DURATION_INF;
1206                 break;
1207         case ETHTOOL_ID_INACTIVE:
1208                 beacon_duration = MLX5_BEACON_DURATION_OFF;
1209                 break;
1210         default:
1211                 return -EOPNOTSUPP;
1212         }
1213
1214         return mlx5_set_port_beacon(mdev, beacon_duration);
1215 }
1216
1217 static int mlx5e_get_module_info(struct net_device *netdev,
1218                                  struct ethtool_modinfo *modinfo)
1219 {
1220         struct mlx5e_priv *priv = netdev_priv(netdev);
1221         struct mlx5_core_dev *dev = priv->mdev;
1222         int size_read = 0;
1223         u8 data[4];
1224
1225         size_read = mlx5_query_module_eeprom(dev, 0, 2, data);
1226         if (size_read < 2)
1227                 return -EIO;
1228
1229         /* data[0] = identifier byte */
1230         switch (data[0]) {
1231         case MLX5_MODULE_ID_QSFP:
1232                 modinfo->type       = ETH_MODULE_SFF_8436;
1233                 modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
1234                 break;
1235         case MLX5_MODULE_ID_QSFP_PLUS:
1236         case MLX5_MODULE_ID_QSFP28:
1237                 /* data[1] = revision id */
1238                 if (data[0] == MLX5_MODULE_ID_QSFP28 || data[1] >= 0x3) {
1239                         modinfo->type       = ETH_MODULE_SFF_8636;
1240                         modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN;
1241                 } else {
1242                         modinfo->type       = ETH_MODULE_SFF_8436;
1243                         modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
1244                 }
1245                 break;
1246         case MLX5_MODULE_ID_SFP:
1247                 modinfo->type       = ETH_MODULE_SFF_8472;
1248                 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
1249                 break;
1250         default:
1251                 netdev_err(priv->netdev, "%s: cable type not recognized:0x%x\n",
1252                            __func__, data[0]);
1253                 return -EINVAL;
1254         }
1255
1256         return 0;
1257 }
1258
1259 static int mlx5e_get_module_eeprom(struct net_device *netdev,
1260                                    struct ethtool_eeprom *ee,
1261                                    u8 *data)
1262 {
1263         struct mlx5e_priv *priv = netdev_priv(netdev);
1264         struct mlx5_core_dev *mdev = priv->mdev;
1265         int offset = ee->offset;
1266         int size_read;
1267         int i = 0;
1268
1269         if (!ee->len)
1270                 return -EINVAL;
1271
1272         memset(data, 0, ee->len);
1273
1274         while (i < ee->len) {
1275                 size_read = mlx5_query_module_eeprom(mdev, offset, ee->len - i,
1276                                                      data + i);
1277
1278                 if (!size_read)
1279                         /* Done reading */
1280                         return 0;
1281
1282                 if (size_read < 0) {
1283                         netdev_err(priv->netdev, "%s: mlx5_query_eeprom failed:0x%x\n",
1284                                    __func__, size_read);
1285                         return 0;
1286                 }
1287
1288                 i += size_read;
1289                 offset += size_read;
1290         }
1291
1292         return 0;
1293 }
1294
1295 typedef int (*mlx5e_pflag_handler)(struct net_device *netdev, bool enable);
1296
1297 static int set_pflag_rx_cqe_based_moder(struct net_device *netdev, bool enable)
1298 {
1299         struct mlx5e_priv *priv = netdev_priv(netdev);
1300         struct mlx5_core_dev *mdev = priv->mdev;
1301         bool rx_mode_changed;
1302         u8 rx_cq_period_mode;
1303         int err = 0;
1304         bool reset;
1305
1306         rx_cq_period_mode = enable ?
1307                 MLX5_CQ_PERIOD_MODE_START_FROM_CQE :
1308                 MLX5_CQ_PERIOD_MODE_START_FROM_EQE;
1309         rx_mode_changed = rx_cq_period_mode != priv->params.rx_cq_period_mode;
1310
1311         if (rx_cq_period_mode == MLX5_CQ_PERIOD_MODE_START_FROM_CQE &&
1312             !MLX5_CAP_GEN(mdev, cq_period_start_from_cqe))
1313                 return -ENOTSUPP;
1314
1315         if (!rx_mode_changed)
1316                 return 0;
1317
1318         reset = test_bit(MLX5E_STATE_OPENED, &priv->state);
1319         if (reset)
1320                 mlx5e_close_locked(netdev);
1321
1322         mlx5e_set_rx_cq_mode_params(&priv->params, rx_cq_period_mode);
1323
1324         if (reset)
1325                 err = mlx5e_open_locked(netdev);
1326
1327         return err;
1328 }
1329
1330 static int mlx5e_handle_pflag(struct net_device *netdev,
1331                               u32 wanted_flags,
1332                               enum mlx5e_priv_flag flag,
1333                               mlx5e_pflag_handler pflag_handler)
1334 {
1335         struct mlx5e_priv *priv = netdev_priv(netdev);
1336         bool enable = !!(wanted_flags & flag);
1337         u32 changes = wanted_flags ^ priv->pflags;
1338         int err;
1339
1340         if (!(changes & flag))
1341                 return 0;
1342
1343         err = pflag_handler(netdev, enable);
1344         if (err) {
1345                 netdev_err(netdev, "%s private flag 0x%x failed err %d\n",
1346                            enable ? "Enable" : "Disable", flag, err);
1347                 return err;
1348         }
1349
1350         MLX5E_SET_PRIV_FLAG(priv, flag, enable);
1351         return 0;
1352 }
1353
1354 static int mlx5e_set_priv_flags(struct net_device *netdev, u32 pflags)
1355 {
1356         struct mlx5e_priv *priv = netdev_priv(netdev);
1357         int err;
1358
1359         mutex_lock(&priv->state_lock);
1360
1361         err = mlx5e_handle_pflag(netdev, pflags,
1362                                  MLX5E_PFLAG_RX_CQE_BASED_MODER,
1363                                  set_pflag_rx_cqe_based_moder);
1364
1365         mutex_unlock(&priv->state_lock);
1366         return err ? -EINVAL : 0;
1367 }
1368
1369 static u32 mlx5e_get_priv_flags(struct net_device *netdev)
1370 {
1371         struct mlx5e_priv *priv = netdev_priv(netdev);
1372
1373         return priv->pflags;
1374 }
1375
1376 const struct ethtool_ops mlx5e_ethtool_ops = {
1377         .get_drvinfo       = mlx5e_get_drvinfo,
1378         .get_link          = ethtool_op_get_link,
1379         .get_strings       = mlx5e_get_strings,
1380         .get_sset_count    = mlx5e_get_sset_count,
1381         .get_ethtool_stats = mlx5e_get_ethtool_stats,
1382         .get_ringparam     = mlx5e_get_ringparam,
1383         .set_ringparam     = mlx5e_set_ringparam,
1384         .get_channels      = mlx5e_get_channels,
1385         .set_channels      = mlx5e_set_channels,
1386         .get_coalesce      = mlx5e_get_coalesce,
1387         .set_coalesce      = mlx5e_set_coalesce,
1388         .get_settings      = mlx5e_get_settings,
1389         .set_settings      = mlx5e_set_settings,
1390         .get_rxfh_key_size   = mlx5e_get_rxfh_key_size,
1391         .get_rxfh_indir_size = mlx5e_get_rxfh_indir_size,
1392         .get_rxfh          = mlx5e_get_rxfh,
1393         .set_rxfh          = mlx5e_set_rxfh,
1394         .get_rxnfc         = mlx5e_get_rxnfc,
1395         .get_tunable       = mlx5e_get_tunable,
1396         .set_tunable       = mlx5e_set_tunable,
1397         .get_pauseparam    = mlx5e_get_pauseparam,
1398         .set_pauseparam    = mlx5e_set_pauseparam,
1399         .get_ts_info       = mlx5e_get_ts_info,
1400         .set_phys_id       = mlx5e_set_phys_id,
1401         .get_wol           = mlx5e_get_wol,
1402         .set_wol           = mlx5e_set_wol,
1403         .get_module_info   = mlx5e_get_module_info,
1404         .get_module_eeprom = mlx5e_get_module_eeprom,
1405         .get_priv_flags    = mlx5e_get_priv_flags,
1406         .set_priv_flags    = mlx5e_set_priv_flags
1407 };