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   1 /*
   2  * Copyright (c) 2004, 2005 Topspin Communications.  All rights reserved.
   3  * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
   4  * Copyright (c) 2005 Mellanox Technologies. All rights reserved.
   5  *
   6  * This software is available to you under a choice of one of two
   7  * licenses.  You may choose to be licensed under the terms of the GNU
   8  * General Public License (GPL) Version 2, available from the file
   9  * COPYING in the main directory of this source tree, or the
  10  * OpenIB.org BSD license below:
  11  *
  12  *     Redistribution and use in source and binary forms, with or
  13  *     without modification, are permitted provided that the following
  14  *     conditions are met:
  15  *
  16  *      - Redistributions of source code must retain the above
  17  *        copyright notice, this list of conditions and the following
  18  *        disclaimer.
  19  *
  20  *      - Redistributions in binary form must reproduce the above
  21  *        copyright notice, this list of conditions and the following
  22  *        disclaimer in the documentation and/or other materials
  23  *        provided with the distribution.
  24  *
  25  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  26  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  27  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  28  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  29  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  30  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  31  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  32  * SOFTWARE.
  33  *
  34  * $Id: mthca_main.c 1396 2004-12-28 04:10:27Z roland $
  35  */
  36
  37 #include <linux/config.h>
  38 #include <linux/module.h>
  39 #include <linux/init.h>
  40 #include <linux/errno.h>
  41 #include <linux/pci.h>
  42 #include <linux/interrupt.h>
  43
  44 #include "mthca_dev.h"
  45 #include "mthca_config_reg.h"
  46 #include "mthca_cmd.h"
  47 #include "mthca_profile.h"
  48 #include "mthca_memfree.h"
  49
  50 MODULE_AUTHOR("Roland Dreier");
  51 MODULE_DESCRIPTION("Mellanox InfiniBand HCA low-level driver");
  52 MODULE_LICENSE("Dual BSD/GPL");
  53 MODULE_VERSION(DRV_VERSION);
  54
  55 #ifdef CONFIG_PCI_MSI
  56
  57 static int msi_x = 0;
  58 module_param(msi_x, int, 0444);
  59 MODULE_PARM_DESC(msi_x, "attempt to use MSI-X if nonzero");
  60
  61 static int msi = 0;
  62 module_param(msi, int, 0444);
  63 MODULE_PARM_DESC(msi, "attempt to use MSI if nonzero");
  64
  65 #else /* CONFIG_PCI_MSI */
  66
  67 #define msi_x (0)
  68 #define msi   (0)
  69
  70 #endif /* CONFIG_PCI_MSI */
  71
  72 static const char mthca_version[] __devinitdata =
  73         DRV_NAME ": Mellanox InfiniBand HCA driver v"
  74         DRV_VERSION " (" DRV_RELDATE ")\n";
  75
  76 static struct mthca_profile default_profile = {
  77         .num_qp            = 1 << 16,
  78         .rdb_per_qp        = 4,
  79         .num_cq            = 1 << 16,
  80         .num_mcg           = 1 << 13,
  81         .num_mpt           = 1 << 17,
  82         .num_mtt           = 1 << 20,
  83         .num_udav          = 1 << 15,   /* Tavor only */
  84         .fmr_reserved_mtts = 1 << 18,   /* Tavor only */
  85         .uarc_size         = 1 << 18,   /* Arbel only */
  86 };
  87
  88 static int __devinit mthca_tune_pci(struct mthca_dev *mdev)
  89 {
  90         int cap;
  91         u16 val;
  92
  93         /* First try to max out Read Byte Count */
  94         cap = pci_find_capability(mdev->pdev, PCI_CAP_ID_PCIX);
  95         if (cap) {
  96                 if (pci_read_config_word(mdev->pdev, cap + PCI_X_CMD, &val)) {
  97                         mthca_err(mdev, "Couldn't read PCI-X command register, "
  98                                   "aborting.\n");
  99                         return -ENODEV;
 100                 }
 101                 val = (val & ~PCI_X_CMD_MAX_READ) | (3 << 2);
 102                 if (pci_write_config_word(mdev->pdev, cap + PCI_X_CMD, val)) {
 103                         mthca_err(mdev, "Couldn't write PCI-X command register, "
 104                                   "aborting.\n");
 105                         return -ENODEV;
 106                 }
 107         } else if (!(mdev->mthca_flags & MTHCA_FLAG_PCIE))
 108                 mthca_info(mdev, "No PCI-X capability, not setting RBC.\n");
 109
 110         cap = pci_find_capability(mdev->pdev, PCI_CAP_ID_EXP);
 111         if (cap) {
 112                 if (pci_read_config_word(mdev->pdev, cap + PCI_EXP_DEVCTL, &val)) {
 113                         mthca_err(mdev, "Couldn't read PCI Express device control "
 114                                   "register, aborting.\n");
 115                         return -ENODEV;
 116                 }
 117                 val = (val & ~PCI_EXP_DEVCTL_READRQ) | (5 << 12);
 118                 if (pci_write_config_word(mdev->pdev, cap + PCI_EXP_DEVCTL, val)) {
 119                         mthca_err(mdev, "Couldn't write PCI Express device control "
 120                                   "register, aborting.\n");
 121                         return -ENODEV;
 122                 }
 123         } else if (mdev->mthca_flags & MTHCA_FLAG_PCIE)
 124                 mthca_info(mdev, "No PCI Express capability, "
 125                            "not setting Max Read Request Size.\n");
 126
 127         return 0;
 128 }
 129
 130 static int __devinit mthca_dev_lim(struct mthca_dev *mdev, struct mthca_dev_lim *dev_lim)
 131 {
 132         int err;
 133         u8 status;
 134
 135         err = mthca_QUERY_DEV_LIM(mdev, dev_lim, &status);
 136         if (err) {
 137                 mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
 138                 return err;
 139         }
 140         if (status) {
 141                 mthca_err(mdev, "QUERY_DEV_LIM returned status 0x%02x, "
 142                           "aborting.\n", status);
 143                 return -EINVAL;
 144         }
 145         if (dev_lim->min_page_sz > PAGE_SIZE) {
 146                 mthca_err(mdev, "HCA minimum page size of %d bigger than "
 147                           "kernel PAGE_SIZE of %ld, aborting.\n",
 148                           dev_lim->min_page_sz, PAGE_SIZE);
 149                 return -ENODEV;
 150         }
 151         if (dev_lim->num_ports > MTHCA_MAX_PORTS) {
 152                 mthca_err(mdev, "HCA has %d ports, but we only support %d, "
 153                           "aborting.\n",
 154                           dev_lim->num_ports, MTHCA_MAX_PORTS);
 155                 return -ENODEV;
 156         }
 157
 158         mdev->limits.num_ports          = dev_lim->num_ports;
 159         mdev->limits.vl_cap             = dev_lim->max_vl;
 160         mdev->limits.mtu_cap            = dev_lim->max_mtu;
 161         mdev->limits.gid_table_len      = dev_lim->max_gids;
 162         mdev->limits.pkey_table_len     = dev_lim->max_pkeys;
 163         mdev->limits.local_ca_ack_delay = dev_lim->local_ca_ack_delay;
 164         mdev->limits.max_sg             = dev_lim->max_sg;
 165         mdev->limits.reserved_qps       = dev_lim->reserved_qps;
 166         mdev->limits.reserved_srqs      = dev_lim->reserved_srqs;
 167         mdev->limits.reserved_eecs      = dev_lim->reserved_eecs;
 168         mdev->limits.reserved_cqs       = dev_lim->reserved_cqs;
 169         mdev->limits.reserved_eqs       = dev_lim->reserved_eqs;
 170         mdev->limits.reserved_mtts      = dev_lim->reserved_mtts;
 171         mdev->limits.reserved_mrws      = dev_lim->reserved_mrws;
 172         mdev->limits.reserved_uars      = dev_lim->reserved_uars;
 173         mdev->limits.reserved_pds       = dev_lim->reserved_pds;
 174         mdev->limits.port_width_cap     = dev_lim->max_port_width;
 175         mdev->limits.flags              = dev_lim->flags;
 176
 177         /* IB_DEVICE_RESIZE_MAX_WR not supported by driver.
 178            May be doable since hardware supports it for SRQ.
 179
 180            IB_DEVICE_N_NOTIFY_CQ is supported by hardware but not by driver.
 181
 182            IB_DEVICE_SRQ_RESIZE is supported by hardware but SRQ is not
 183            supported by driver. */
 184         mdev->device_cap_flags = IB_DEVICE_CHANGE_PHY_PORT |
 185                 IB_DEVICE_PORT_ACTIVE_EVENT |
 186                 IB_DEVICE_SYS_IMAGE_GUID |
 187                 IB_DEVICE_RC_RNR_NAK_GEN;
 188
 189         if (dev_lim->flags & DEV_LIM_FLAG_BAD_PKEY_CNTR)
 190                 mdev->device_cap_flags |= IB_DEVICE_BAD_PKEY_CNTR;
 191
 192         if (dev_lim->flags & DEV_LIM_FLAG_BAD_QKEY_CNTR)
 193                 mdev->device_cap_flags |= IB_DEVICE_BAD_QKEY_CNTR;
 194
 195         if (dev_lim->flags & DEV_LIM_FLAG_RAW_MULTI)
 196                 mdev->device_cap_flags |= IB_DEVICE_RAW_MULTI;
 197
 198         if (dev_lim->flags & DEV_LIM_FLAG_AUTO_PATH_MIG)
 199                 mdev->device_cap_flags |= IB_DEVICE_AUTO_PATH_MIG;
 200
 201         if (dev_lim->flags & DEV_LIM_FLAG_UD_AV_PORT_ENFORCE)
 202                 mdev->device_cap_flags |= IB_DEVICE_UD_AV_PORT_ENFORCE;
 203
 204         if (dev_lim->flags & DEV_LIM_FLAG_SRQ)
 205                 mdev->mthca_flags |= MTHCA_FLAG_SRQ;
 206
 207         return 0;
 208 }
 209
 210 static int __devinit mthca_init_tavor(struct mthca_dev *mdev)
 211 {
 212         u8 status;
 213         int err;
 214         struct mthca_dev_lim        dev_lim;
 215         struct mthca_profile        profile;
 216         struct mthca_init_hca_param init_hca;
 217
 218         err = mthca_SYS_EN(mdev, &status);
 219         if (err) {
 220                 mthca_err(mdev, "SYS_EN command failed, aborting.\n");
 221                 return err;
 222         }
 223         if (status) {
 224                 mthca_err(mdev, "SYS_EN returned status 0x%02x, "
 225                           "aborting.\n", status);
 226                 return -EINVAL;
 227         }
 228
 229         err = mthca_QUERY_FW(mdev, &status);
 230         if (err) {
 231                 mthca_err(mdev, "QUERY_FW command failed, aborting.\n");
 232                 goto err_disable;
 233         }
 234         if (status) {
 235                 mthca_err(mdev, "QUERY_FW returned status 0x%02x, "
 236                           "aborting.\n", status);
 237                 err = -EINVAL;
 238                 goto err_disable;
 239         }
 240         err = mthca_QUERY_DDR(mdev, &status);
 241         if (err) {
 242                 mthca_err(mdev, "QUERY_DDR command failed, aborting.\n");
 243                 goto err_disable;
 244         }
 245         if (status) {
 246                 mthca_err(mdev, "QUERY_DDR returned status 0x%02x, "
 247                           "aborting.\n", status);
 248                 err = -EINVAL;
 249                 goto err_disable;
 250         }
 251
 252         err = mthca_dev_lim(mdev, &dev_lim);
 253
 254         profile = default_profile;
 255         profile.num_uar   = dev_lim.uar_size / PAGE_SIZE;
 256         profile.uarc_size = 0;
 257         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 258                 profile.num_srq = dev_lim.max_srqs;
 259
 260         err = mthca_make_profile(mdev, &profile, &dev_lim, &init_hca);
 261         if (err < 0)
 262                 goto err_disable;
 263
 264         err = mthca_INIT_HCA(mdev, &init_hca, &status);
 265         if (err) {
 266                 mthca_err(mdev, "INIT_HCA command failed, aborting.\n");
 267                 goto err_disable;
 268         }
 269         if (status) {
 270                 mthca_err(mdev, "INIT_HCA returned status 0x%02x, "
 271                           "aborting.\n", status);
 272                 err = -EINVAL;
 273                 goto err_disable;
 274         }
 275
 276         return 0;
 277
 278 err_disable:
 279         mthca_SYS_DIS(mdev, &status);
 280
 281         return err;
 282 }
 283
 284 static int __devinit mthca_load_fw(struct mthca_dev *mdev)
 285 {
 286         u8 status;
 287         int err;
 288
 289         /* FIXME: use HCA-attached memory for FW if present */
 290
 291         mdev->fw.arbel.fw_icm =
 292                 mthca_alloc_icm(mdev, mdev->fw.arbel.fw_pages,
 293                                 GFP_HIGHUSER | __GFP_NOWARN);
 294         if (!mdev->fw.arbel.fw_icm) {
 295                 mthca_err(mdev, "Couldn't allocate FW area, aborting.\n");
 296                 return -ENOMEM;
 297         }
 298
 299         err = mthca_MAP_FA(mdev, mdev->fw.arbel.fw_icm, &status);
 300         if (err) {
 301                 mthca_err(mdev, "MAP_FA command failed, aborting.\n");
 302                 goto err_free;
 303         }
 304         if (status) {
 305                 mthca_err(mdev, "MAP_FA returned status 0x%02x, aborting.\n", status);
 306                 err = -EINVAL;
 307                 goto err_free;
 308         }
 309         err = mthca_RUN_FW(mdev, &status);
 310         if (err) {
 311                 mthca_err(mdev, "RUN_FW command failed, aborting.\n");
 312                 goto err_unmap_fa;
 313         }
 314         if (status) {
 315                 mthca_err(mdev, "RUN_FW returned status 0x%02x, aborting.\n", status);
 316                 err = -EINVAL;
 317                 goto err_unmap_fa;
 318         }
 319
 320         return 0;
 321
 322 err_unmap_fa:
 323         mthca_UNMAP_FA(mdev, &status);
 324
 325 err_free:
 326         mthca_free_icm(mdev, mdev->fw.arbel.fw_icm);
 327         return err;
 328 }
 329
 330 static int __devinit mthca_init_icm(struct mthca_dev *mdev,
 331                                     struct mthca_dev_lim *dev_lim,
 332                                     struct mthca_init_hca_param *init_hca,
 333                                     u64 icm_size)
 334 {
 335         u64 aux_pages;
 336         u8 status;
 337         int err;
 338
 339         err = mthca_SET_ICM_SIZE(mdev, icm_size, &aux_pages, &status);
 340         if (err) {
 341                 mthca_err(mdev, "SET_ICM_SIZE command failed, aborting.\n");
 342                 return err;
 343         }
 344         if (status) {
 345                 mthca_err(mdev, "SET_ICM_SIZE returned status 0x%02x, "
 346                           "aborting.\n", status);
 347                 return -EINVAL;
 348         }
 349
 350         mthca_dbg(mdev, "%lld KB of HCA context requires %lld KB aux memory.\n",
 351                   (unsigned long long) icm_size >> 10,
 352                   (unsigned long long) aux_pages << 2);
 353
 354         mdev->fw.arbel.aux_icm = mthca_alloc_icm(mdev, aux_pages,
 355                                                  GFP_HIGHUSER | __GFP_NOWARN);
 356         if (!mdev->fw.arbel.aux_icm) {
 357                 mthca_err(mdev, "Couldn't allocate aux memory, aborting.\n");
 358                 return -ENOMEM;
 359         }
 360
 361         err = mthca_MAP_ICM_AUX(mdev, mdev->fw.arbel.aux_icm, &status);
 362         if (err) {
 363                 mthca_err(mdev, "MAP_ICM_AUX command failed, aborting.\n");
 364                 goto err_free_aux;
 365         }
 366         if (status) {
 367                 mthca_err(mdev, "MAP_ICM_AUX returned status 0x%02x, aborting.\n", status);
 368                 err = -EINVAL;
 369                 goto err_free_aux;
 370         }
 371
 372         err = mthca_map_eq_icm(mdev, init_hca->eqc_base);
 373         if (err) {
 374                 mthca_err(mdev, "Failed to map EQ context memory, aborting.\n");
 375                 goto err_unmap_aux;
 376         }
 377
 378         mdev->mr_table.mtt_table = mthca_alloc_icm_table(mdev, init_hca->mtt_base,
 379                                                          MTHCA_MTT_SEG_SIZE,
 380                                                          mdev->limits.num_mtt_segs,
 381                                                          mdev->limits.reserved_mtts, 1);
 382         if (!mdev->mr_table.mtt_table) {
 383                 mthca_err(mdev, "Failed to map MTT context memory, aborting.\n");
 384                 err = -ENOMEM;
 385                 goto err_unmap_eq;
 386         }
 387
 388         mdev->mr_table.mpt_table = mthca_alloc_icm_table(mdev, init_hca->mpt_base,
 389                                                          dev_lim->mpt_entry_sz,
 390                                                          mdev->limits.num_mpts,
 391                                                          mdev->limits.reserved_mrws, 1);
 392         if (!mdev->mr_table.mpt_table) {
 393                 mthca_err(mdev, "Failed to map MPT context memory, aborting.\n");
 394                 err = -ENOMEM;
 395                 goto err_unmap_mtt;
 396         }
 397
 398         mdev->qp_table.qp_table = mthca_alloc_icm_table(mdev, init_hca->qpc_base,
 399                                                         dev_lim->qpc_entry_sz,
 400                                                         mdev->limits.num_qps,
 401                                                         mdev->limits.reserved_qps, 0);
 402         if (!mdev->qp_table.qp_table) {
 403                 mthca_err(mdev, "Failed to map QP context memory, aborting.\n");
 404                 err = -ENOMEM;
 405                 goto err_unmap_mpt;
 406         }
 407
 408         mdev->qp_table.eqp_table = mthca_alloc_icm_table(mdev, init_hca->eqpc_base,
 409                                                          dev_lim->eqpc_entry_sz,
 410                                                          mdev->limits.num_qps,
 411                                                          mdev->limits.reserved_qps, 0);
 412         if (!mdev->qp_table.eqp_table) {
 413                 mthca_err(mdev, "Failed to map EQP context memory, aborting.\n");
 414                 err = -ENOMEM;
 415                 goto err_unmap_qp;
 416         }
 417
 418         mdev->qp_table.rdb_table = mthca_alloc_icm_table(mdev, init_hca->rdb_base,
 419                                                          MTHCA_RDB_ENTRY_SIZE,
 420                                                          mdev->limits.num_qps <<
 421                                                          mdev->qp_table.rdb_shift,
 422                                                          0, 0);
 423         if (!mdev->qp_table.rdb_table) {
 424                 mthca_err(mdev, "Failed to map RDB context memory, aborting\n");
 425                 err = -ENOMEM;
 426                 goto err_unmap_eqp;
 427         }
 428
 429        mdev->cq_table.table = mthca_alloc_icm_table(mdev, init_hca->cqc_base,
 430                                                     dev_lim->cqc_entry_sz,
 431                                                     mdev->limits.num_cqs,
 432                                                     mdev->limits.reserved_cqs, 0);
 433         if (!mdev->cq_table.table) {
 434                 mthca_err(mdev, "Failed to map CQ context memory, aborting.\n");
 435                 err = -ENOMEM;
 436                 goto err_unmap_rdb;
 437         }
 438
 439         if (mdev->mthca_flags & MTHCA_FLAG_SRQ) {
 440                 mdev->srq_table.table =
 441                         mthca_alloc_icm_table(mdev, init_hca->srqc_base,
 442                                               dev_lim->srq_entry_sz,
 443                                               mdev->limits.num_srqs,
 444                                               mdev->limits.reserved_srqs, 0);
 445                 if (!mdev->srq_table.table) {
 446                         mthca_err(mdev, "Failed to map SRQ context memory, "
 447                                   "aborting.\n");
 448                         err = -ENOMEM;
 449                         goto err_unmap_cq;
 450                 }
 451         }
 452
 453         /*
 454          * It's not strictly required, but for simplicity just map the
 455          * whole multicast group table now.  The table isn't very big
 456          * and it's a lot easier than trying to track ref counts.
 457          */
 458         mdev->mcg_table.table = mthca_alloc_icm_table(mdev, init_hca->mc_base,
 459                                                       MTHCA_MGM_ENTRY_SIZE,
 460                                                       mdev->limits.num_mgms +
 461                                                       mdev->limits.num_amgms,
 462                                                       mdev->limits.num_mgms +
 463                                                       mdev->limits.num_amgms,
 464                                                       0);
 465         if (!mdev->mcg_table.table) {
 466                 mthca_err(mdev, "Failed to map MCG context memory, aborting.\n");
 467                 err = -ENOMEM;
 468                 goto err_unmap_srq;
 469         }
 470
 471         return 0;
 472
 473 err_unmap_srq:
 474         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 475                 mthca_free_icm_table(mdev, mdev->srq_table.table);
 476
 477 err_unmap_cq:
 478         mthca_free_icm_table(mdev, mdev->cq_table.table);
 479
 480 err_unmap_rdb:
 481         mthca_free_icm_table(mdev, mdev->qp_table.rdb_table);
 482
 483 err_unmap_eqp:
 484         mthca_free_icm_table(mdev, mdev->qp_table.eqp_table);
 485
 486 err_unmap_qp:
 487         mthca_free_icm_table(mdev, mdev->qp_table.qp_table);
 488
 489 err_unmap_mpt:
 490         mthca_free_icm_table(mdev, mdev->mr_table.mpt_table);
 491
 492 err_unmap_mtt:
 493         mthca_free_icm_table(mdev, mdev->mr_table.mtt_table);
 494
 495 err_unmap_eq:
 496         mthca_unmap_eq_icm(mdev);
 497
 498 err_unmap_aux:
 499         mthca_UNMAP_ICM_AUX(mdev, &status);
 500
 501 err_free_aux:
 502         mthca_free_icm(mdev, mdev->fw.arbel.aux_icm);
 503
 504         return err;
 505 }
 506
 507 static void mthca_free_icms(struct mthca_dev *mdev)
 508 {
 509         u8 status;
 510
 511         mthca_free_icm_table(mdev, mdev->mcg_table.table);
 512         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 513                 mthca_free_icm_table(mdev, mdev->srq_table.table);
 514         mthca_free_icm_table(mdev, mdev->cq_table.table);
 515         mthca_free_icm_table(mdev, mdev->qp_table.rdb_table);
 516         mthca_free_icm_table(mdev, mdev->qp_table.eqp_table);
 517         mthca_free_icm_table(mdev, mdev->qp_table.qp_table);
 518         mthca_free_icm_table(mdev, mdev->mr_table.mpt_table);
 519         mthca_free_icm_table(mdev, mdev->mr_table.mtt_table);
 520         mthca_unmap_eq_icm(mdev);
 521
 522         mthca_UNMAP_ICM_AUX(mdev, &status);
 523         mthca_free_icm(mdev, mdev->fw.arbel.aux_icm);
 524 }
 525
 526 static int __devinit mthca_init_arbel(struct mthca_dev *mdev)
 527 {
 528         struct mthca_dev_lim        dev_lim;
 529         struct mthca_profile        profile;
 530         struct mthca_init_hca_param init_hca;
 531         u64 icm_size;
 532         u8 status;
 533         int err;
 534
 535         err = mthca_QUERY_FW(mdev, &status);
 536         if (err) {
 537                 mthca_err(mdev, "QUERY_FW command failed, aborting.\n");
 538                 return err;
 539         }
 540         if (status) {
 541                 mthca_err(mdev, "QUERY_FW returned status 0x%02x, "
 542                           "aborting.\n", status);
 543                 return -EINVAL;
 544         }
 545
 546         err = mthca_ENABLE_LAM(mdev, &status);
 547         if (err) {
 548                 mthca_err(mdev, "ENABLE_LAM command failed, aborting.\n");
 549                 return err;
 550         }
 551         if (status == MTHCA_CMD_STAT_LAM_NOT_PRE) {
 552                 mthca_dbg(mdev, "No HCA-attached memory (running in MemFree mode)\n");
 553                 mdev->mthca_flags |= MTHCA_FLAG_NO_LAM;
 554         } else if (status) {
 555                 mthca_err(mdev, "ENABLE_LAM returned status 0x%02x, "
 556                           "aborting.\n", status);
 557                 return -EINVAL;
 558         }
 559
 560         err = mthca_load_fw(mdev);
 561         if (err) {
 562                 mthca_err(mdev, "Failed to start FW, aborting.\n");
 563                 goto err_disable;
 564         }
 565
 566         err = mthca_dev_lim(mdev, &dev_lim);
 567         if (err) {
 568                 mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
 569                 goto err_stop_fw;
 570         }
 571
 572         profile = default_profile;
 573         profile.num_uar  = dev_lim.uar_size / PAGE_SIZE;
 574         profile.num_udav = 0;
 575         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 576                 profile.num_srq = dev_lim.max_srqs;
 577
 578         icm_size = mthca_make_profile(mdev, &profile, &dev_lim, &init_hca);
 579         if ((int) icm_size < 0) {
 580                 err = icm_size;
 581                 goto err_stop_fw;
 582         }
 583
 584         err = mthca_init_icm(mdev, &dev_lim, &init_hca, icm_size);
 585         if (err)
 586                 goto err_stop_fw;
 587
 588         err = mthca_INIT_HCA(mdev, &init_hca, &status);
 589         if (err) {
 590                 mthca_err(mdev, "INIT_HCA command failed, aborting.\n");
 591                 goto err_free_icm;
 592         }
 593         if (status) {
 594                 mthca_err(mdev, "INIT_HCA returned status 0x%02x, "
 595                           "aborting.\n", status);
 596                 err = -EINVAL;
 597                 goto err_free_icm;
 598         }
 599
 600         return 0;
 601
 602 err_free_icm:
 603         mthca_free_icms(mdev);
 604
 605 err_stop_fw:
 606         mthca_UNMAP_FA(mdev, &status);
 607         mthca_free_icm(mdev, mdev->fw.arbel.fw_icm);
 608
 609 err_disable:
 610         if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM))
 611                 mthca_DISABLE_LAM(mdev, &status);
 612
 613         return err;
 614 }
 615
 616 static void mthca_close_hca(struct mthca_dev *mdev)
 617 {
 618         u8 status;
 619
 620         mthca_CLOSE_HCA(mdev, 0, &status);
 621
 622         if (mthca_is_memfree(mdev)) {
 623                 mthca_free_icms(mdev);
 624
 625                 mthca_UNMAP_FA(mdev, &status);
 626                 mthca_free_icm(mdev, mdev->fw.arbel.fw_icm);
 627
 628                 if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM))
 629                         mthca_DISABLE_LAM(mdev, &status);
 630         } else
 631                 mthca_SYS_DIS(mdev, &status);
 632 }
 633
 634 static int __devinit mthca_init_hca(struct mthca_dev *mdev)
 635 {
 636         u8 status;
 637         int err;
 638         struct mthca_adapter adapter;
 639
 640         if (mthca_is_memfree(mdev))
 641                 err = mthca_init_arbel(mdev);
 642         else
 643                 err = mthca_init_tavor(mdev);
 644
 645         if (err)
 646                 return err;
 647
 648         err = mthca_QUERY_ADAPTER(mdev, &adapter, &status);
 649         if (err) {
 650                 mthca_err(mdev, "QUERY_ADAPTER command failed, aborting.\n");
 651                 goto err_close;
 652         }
 653         if (status) {
 654                 mthca_err(mdev, "QUERY_ADAPTER returned status 0x%02x, "
 655                           "aborting.\n", status);
 656                 err = -EINVAL;
 657                 goto err_close;
 658         }
 659
 660         mdev->eq_table.inta_pin = adapter.inta_pin;
 661         mdev->rev_id            = adapter.revision_id;
 662         memcpy(mdev->board_id, adapter.board_id, sizeof mdev->board_id);
 663
 664         return 0;
 665
 666 err_close:
 667         mthca_close_hca(mdev);
 668         return err;
 669 }
 670
 671 static int __devinit mthca_setup_hca(struct mthca_dev *dev)
 672 {
 673         int err;
 674         u8 status;
 675
 676         MTHCA_INIT_DOORBELL_LOCK(&dev->doorbell_lock);
 677
 678         err = mthca_init_uar_table(dev);
 679         if (err) {
 680                 mthca_err(dev, "Failed to initialize "
 681                           "user access region table, aborting.\n");
 682                 return err;
 683         }
 684
 685         err = mthca_uar_alloc(dev, &dev->driver_uar);
 686         if (err) {
 687                 mthca_err(dev, "Failed to allocate driver access region, "
 688                           "aborting.\n");
 689                 goto err_uar_table_free;
 690         }
 691
 692         dev->kar = ioremap(dev->driver_uar.pfn << PAGE_SHIFT, PAGE_SIZE);
 693         if (!dev->kar) {
 694                 mthca_err(dev, "Couldn't map kernel access region, "
 695                           "aborting.\n");
 696                 err = -ENOMEM;
 697                 goto err_uar_free;
 698         }
 699
 700         err = mthca_init_pd_table(dev);
 701         if (err) {
 702                 mthca_err(dev, "Failed to initialize "
 703                           "protection domain table, aborting.\n");
 704                 goto err_kar_unmap;
 705         }
 706
 707         err = mthca_init_mr_table(dev);
 708         if (err) {
 709                 mthca_err(dev, "Failed to initialize "
 710                           "memory region table, aborting.\n");
 711                 goto err_pd_table_free;
 712         }
 713
 714         err = mthca_pd_alloc(dev, 1, &dev->driver_pd);
 715         if (err) {
 716                 mthca_err(dev, "Failed to create driver PD, "
 717                           "aborting.\n");
 718                 goto err_mr_table_free;
 719         }
 720
 721         err = mthca_init_eq_table(dev);
 722         if (err) {
 723                 mthca_err(dev, "Failed to initialize "
 724                           "event queue table, aborting.\n");
 725                 goto err_pd_free;
 726         }
 727
 728         err = mthca_cmd_use_events(dev);
 729         if (err) {
 730                 mthca_err(dev, "Failed to switch to event-driven "
 731                           "firmware commands, aborting.\n");
 732                 goto err_eq_table_free;
 733         }
 734
 735         err = mthca_NOP(dev, &status);
 736         if (err || status) {
 737                 mthca_err(dev, "NOP command failed to generate interrupt (IRQ %d), aborting.\n",
 738                           dev->mthca_flags & MTHCA_FLAG_MSI_X ?
 739                           dev->eq_table.eq[MTHCA_EQ_CMD].msi_x_vector :
 740                           dev->pdev->irq);
 741                 if (dev->mthca_flags & (MTHCA_FLAG_MSI | MTHCA_FLAG_MSI_X))
 742                         mthca_err(dev, "Try again with MSI/MSI-X disabled.\n");
 743                 else
 744                         mthca_err(dev, "BIOS or ACPI interrupt routing problem?\n");
 745
 746                 goto err_cmd_poll;
 747         }
 748
 749         mthca_dbg(dev, "NOP command IRQ test passed\n");
 750
 751         err = mthca_init_cq_table(dev);
 752         if (err) {
 753                 mthca_err(dev, "Failed to initialize "
 754                           "completion queue table, aborting.\n");
 755                 goto err_cmd_poll;
 756         }
 757
 758         err = mthca_init_srq_table(dev);
 759         if (err) {
 760                 mthca_err(dev, "Failed to initialize "
 761                           "shared receive queue table, aborting.\n");
 762                 goto err_cq_table_free;
 763         }
 764
 765         err = mthca_init_qp_table(dev);
 766         if (err) {
 767                 mthca_err(dev, "Failed to initialize "
 768                           "queue pair table, aborting.\n");
 769                 goto err_srq_table_free;
 770         }
 771
 772         err = mthca_init_av_table(dev);
 773         if (err) {
 774                 mthca_err(dev, "Failed to initialize "
 775                           "address vector table, aborting.\n");
 776                 goto err_qp_table_free;
 777         }
 778
 779         err = mthca_init_mcg_table(dev);
 780         if (err) {
 781                 mthca_err(dev, "Failed to initialize "
 782                           "multicast group table, aborting.\n");
 783                 goto err_av_table_free;
 784         }
 785
 786         return 0;
 787
 788 err_av_table_free:
 789         mthca_cleanup_av_table(dev);
 790
 791 err_qp_table_free:
 792         mthca_cleanup_qp_table(dev);
 793
 794 err_srq_table_free:
 795         mthca_cleanup_srq_table(dev);
 796
 797 err_cq_table_free:
 798         mthca_cleanup_cq_table(dev);
 799
 800 err_cmd_poll:
 801         mthca_cmd_use_polling(dev);
 802
 803 err_eq_table_free:
 804         mthca_cleanup_eq_table(dev);
 805
 806 err_pd_free:
 807         mthca_pd_free(dev, &dev->driver_pd);
 808
 809 err_mr_table_free:
 810         mthca_cleanup_mr_table(dev);
 811
 812 err_pd_table_free:
 813         mthca_cleanup_pd_table(dev);
 814
 815 err_kar_unmap:
 816         iounmap(dev->kar);
 817
 818 err_uar_free:
 819         mthca_uar_free(dev, &dev->driver_uar);
 820
 821 err_uar_table_free:
 822         mthca_cleanup_uar_table(dev);
 823         return err;
 824 }
 825
 826 static int __devinit mthca_request_regions(struct pci_dev *pdev,
 827                                            int ddr_hidden)
 828 {
 829         int err;
 830
 831         /*
 832          * We can't just use pci_request_regions() because the MSI-X
 833          * table is right in the middle of the first BAR.  If we did
 834          * pci_request_region and grab all of the first BAR, then
 835          * setting up MSI-X would fail, since the PCI core wants to do
 836          * request_mem_region on the MSI-X vector table.
 837          *
 838          * So just request what we need right now, and request any
 839          * other regions we need when setting up EQs.
 840          */
 841         if (!request_mem_region(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE,
 842                                 MTHCA_HCR_SIZE, DRV_NAME))
 843                 return -EBUSY;
 844
 845         err = pci_request_region(pdev, 2, DRV_NAME);
 846         if (err)
 847                 goto err_bar2_failed;
 848
 849         if (!ddr_hidden) {
 850                 err = pci_request_region(pdev, 4, DRV_NAME);
 851                 if (err)
 852                         goto err_bar4_failed;
 853         }
 854
 855         return 0;
 856
 857 err_bar4_failed:
 858         pci_release_region(pdev, 2);
 859
 860 err_bar2_failed:
 861         release_mem_region(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE,
 862                            MTHCA_HCR_SIZE);
 863
 864         return err;
 865 }
 866
 867 static void mthca_release_regions(struct pci_dev *pdev,
 868                                   int ddr_hidden)
 869 {
 870         if (!ddr_hidden)
 871                 pci_release_region(pdev, 4);
 872
 873         pci_release_region(pdev, 2);
 874
 875         release_mem_region(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE,
 876                            MTHCA_HCR_SIZE);
 877 }
 878
 879 static int __devinit mthca_enable_msi_x(struct mthca_dev *mdev)
 880 {
 881         struct msix_entry entries[3];
 882         int err;
 883
 884         entries[0].entry = 0;
 885         entries[1].entry = 1;
 886         entries[2].entry = 2;
 887
 888         err = pci_enable_msix(mdev->pdev, entries, ARRAY_SIZE(entries));
 889         if (err) {
 890                 if (err > 0)
 891                         mthca_info(mdev, "Only %d MSI-X vectors available, "
 892                                    "not using MSI-X\n", err);
 893                 return err;
 894         }
 895
 896         mdev->eq_table.eq[MTHCA_EQ_COMP ].msi_x_vector = entries[0].vector;
 897         mdev->eq_table.eq[MTHCA_EQ_ASYNC].msi_x_vector = entries[1].vector;
 898         mdev->eq_table.eq[MTHCA_EQ_CMD  ].msi_x_vector = entries[2].vector;
 899
 900         return 0;
 901 }
 902
 903 /* Types of supported HCA */
 904 enum {
 905         TAVOR,                  /* MT23108                        */
 906         ARBEL_COMPAT,           /* MT25208 in Tavor compat mode   */
 907         ARBEL_NATIVE,           /* MT25208 with extended features */
 908         SINAI                   /* MT25204 */
 909 };
 910
 911 #define MTHCA_FW_VER(major, minor, subminor) \
 912         (((u64) (major) << 32) | ((u64) (minor) << 16) | (u64) (subminor))
 913
 914 static struct {
 915         u64 latest_fw;
 916         int is_memfree;
 917         int is_pcie;
 918 } mthca_hca_table[] = {
 919         [TAVOR]        = { .latest_fw = MTHCA_FW_VER(3, 3, 3), .is_memfree = 0, .is_pcie = 0 },
 920         [ARBEL_COMPAT] = { .latest_fw = MTHCA_FW_VER(4, 7, 0), .is_memfree = 0, .is_pcie = 1 },
 921         [ARBEL_NATIVE] = { .latest_fw = MTHCA_FW_VER(5, 1, 0), .is_memfree = 1, .is_pcie = 1 },
 922         [SINAI]        = { .latest_fw = MTHCA_FW_VER(1, 0, 1), .is_memfree = 1, .is_pcie = 1 }
 923 };
 924
 925 static int __devinit mthca_init_one(struct pci_dev *pdev,
 926                                     const struct pci_device_id *id)
 927 {
 928         static int mthca_version_printed = 0;
 929         int ddr_hidden = 0;
 930         int err;
 931         struct mthca_dev *mdev;
 932
 933         if (!mthca_version_printed) {
 934                 printk(KERN_INFO "%s", mthca_version);
 935                 ++mthca_version_printed;
 936         }
 937
 938         printk(KERN_INFO PFX "Initializing %s\n",
 939                pci_name(pdev));
 940
 941         if (id->driver_data >= ARRAY_SIZE(mthca_hca_table)) {
 942                 printk(KERN_ERR PFX "%s has invalid driver data %lx\n",
 943                        pci_name(pdev), id->driver_data);
 944                 return -ENODEV;
 945         }
 946
 947         err = pci_enable_device(pdev);
 948         if (err) {
 949                 dev_err(&pdev->dev, "Cannot enable PCI device, "
 950                         "aborting.\n");
 951                 return err;
 952         }
 953
 954         /*
 955          * Check for BARs.  We expect 0: 1MB, 2: 8MB, 4: DDR (may not
 956          * be present)
 957          */
 958         if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM) ||
 959             pci_resource_len(pdev, 0) != 1 << 20) {
 960                 dev_err(&pdev->dev, "Missing DCS, aborting.\n");
 961                 err = -ENODEV;
 962                 goto err_disable_pdev;
 963         }
 964         if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM) ||
 965             pci_resource_len(pdev, 2) != 1 << 23) {
 966                 dev_err(&pdev->dev, "Missing UAR, aborting.\n");
 967                 err = -ENODEV;
 968                 goto err_disable_pdev;
 969         }
 970         if (!(pci_resource_flags(pdev, 4) & IORESOURCE_MEM))
 971                 ddr_hidden = 1;
 972
 973         err = mthca_request_regions(pdev, ddr_hidden);
 974         if (err) {
 975                 dev_err(&pdev->dev, "Cannot obtain PCI resources, "
 976                         "aborting.\n");
 977                 goto err_disable_pdev;
 978         }
 979
 980         pci_set_master(pdev);
 981
 982         err = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
 983         if (err) {
 984                 dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n");
 985                 err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
 986                 if (err) {
 987                         dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n");
 988                         goto err_free_res;
 989                 }
 990         }
 991         err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
 992         if (err) {
 993                 dev_warn(&pdev->dev, "Warning: couldn't set 64-bit "
 994                          "consistent PCI DMA mask.\n");
 995                 err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
 996                 if (err) {
 997                         dev_err(&pdev->dev, "Can't set consistent PCI DMA mask, "
 998                                 "aborting.\n");
 999                         goto err_free_res;
1000                 }
1001         }
1002
1003         mdev = (struct mthca_dev *) ib_alloc_device(sizeof *mdev);
1004         if (!mdev) {
1005                 dev_err(&pdev->dev, "Device struct alloc failed, "
1006                         "aborting.\n");
1007                 err = -ENOMEM;
1008                 goto err_free_res;
1009         }
1010
1011         mdev->pdev = pdev;
1012
1013         if (ddr_hidden)
1014                 mdev->mthca_flags |= MTHCA_FLAG_DDR_HIDDEN;
1015         if (mthca_hca_table[id->driver_data].is_memfree)
1016                 mdev->mthca_flags |= MTHCA_FLAG_MEMFREE;
1017         if (mthca_hca_table[id->driver_data].is_pcie)
1018                 mdev->mthca_flags |= MTHCA_FLAG_PCIE;
1019
1020         /*
1021          * Now reset the HCA before we touch the PCI capabilities or
1022          * attempt a firmware command, since a boot ROM may have left
1023          * the HCA in an undefined state.
1024          */
1025         err = mthca_reset(mdev);
1026         if (err) {
1027                 mthca_err(mdev, "Failed to reset HCA, aborting.\n");
1028                 goto err_free_dev;
1029         }
1030
1031         if (msi_x && !mthca_enable_msi_x(mdev))
1032                 mdev->mthca_flags |= MTHCA_FLAG_MSI_X;
1033         if (msi && !(mdev->mthca_flags & MTHCA_FLAG_MSI_X) &&
1034             !pci_enable_msi(pdev))
1035                 mdev->mthca_flags |= MTHCA_FLAG_MSI;
1036
1037         if (mthca_cmd_init(mdev)) {
1038                 mthca_err(mdev, "Failed to init command interface, aborting.\n");
1039                 goto err_free_dev;
1040         }
1041
1042         err = mthca_tune_pci(mdev);
1043         if (err)
1044                 goto err_cmd;
1045
1046         err = mthca_init_hca(mdev);
1047         if (err)
1048                 goto err_cmd;
1049
1050         if (mdev->fw_ver < mthca_hca_table[id->driver_data].latest_fw) {
1051                 mthca_warn(mdev, "HCA FW version %x.%x.%x is old (%x.%x.%x is current).\n",
1052                            (int) (mdev->fw_ver >> 32), (int) (mdev->fw_ver >> 16) & 0xffff,
1053                            (int) (mdev->fw_ver & 0xffff),
1054                            (int) (mthca_hca_table[id->driver_data].latest_fw >> 32),
1055                            (int) (mthca_hca_table[id->driver_data].latest_fw >> 16) & 0xffff,
1056                            (int) (mthca_hca_table[id->driver_data].latest_fw & 0xffff));
1057                 mthca_warn(mdev, "If you have problems, try updating your HCA FW.\n");
1058         }
1059
1060         err = mthca_setup_hca(mdev);
1061         if (err)
1062                 goto err_close;
1063
1064         err = mthca_register_device(mdev);
1065         if (err)
1066                 goto err_cleanup;
1067
1068         err = mthca_create_agents(mdev);
1069         if (err)
1070                 goto err_unregister;
1071
1072         pci_set_drvdata(pdev, mdev);
1073
1074         return 0;
1075
1076 err_unregister:
1077         mthca_unregister_device(mdev);
1078
1079 err_cleanup:
1080         mthca_cleanup_mcg_table(mdev);
1081         mthca_cleanup_av_table(mdev);
1082         mthca_cleanup_qp_table(mdev);
1083         mthca_cleanup_srq_table(mdev);
1084         mthca_cleanup_cq_table(mdev);
1085         mthca_cmd_use_polling(mdev);
1086         mthca_cleanup_eq_table(mdev);
1087
1088         mthca_pd_free(mdev, &mdev->driver_pd);
1089
1090         mthca_cleanup_mr_table(mdev);
1091         mthca_cleanup_pd_table(mdev);
1092         mthca_cleanup_uar_table(mdev);
1093
1094 err_close:
1095         mthca_close_hca(mdev);
1096
1097 err_cmd:
1098         mthca_cmd_cleanup(mdev);
1099
1100 err_free_dev:
1101         if (mdev->mthca_flags & MTHCA_FLAG_MSI_X)
1102                 pci_disable_msix(pdev);
1103         if (mdev->mthca_flags & MTHCA_FLAG_MSI)
1104                 pci_disable_msi(pdev);
1105
1106         ib_dealloc_device(&mdev->ib_dev);
1107
1108 err_free_res:
1109         mthca_release_regions(pdev, ddr_hidden);
1110
1111 err_disable_pdev:
1112         pci_disable_device(pdev);
1113         pci_set_drvdata(pdev, NULL);
1114         return err;
1115 }
1116
1117 static void __devexit mthca_remove_one(struct pci_dev *pdev)
1118 {
1119         struct mthca_dev *mdev = pci_get_drvdata(pdev);
1120         u8 status;
1121         int p;
1122
1123         if (mdev) {
1124                 mthca_free_agents(mdev);
1125                 mthca_unregister_device(mdev);
1126
1127                 for (p = 1; p <= mdev->limits.num_ports; ++p)
1128                         mthca_CLOSE_IB(mdev, p, &status);
1129
1130                 mthca_cleanup_mcg_table(mdev);
1131                 mthca_cleanup_av_table(mdev);
1132                 mthca_cleanup_qp_table(mdev);
1133                 mthca_cleanup_srq_table(mdev);
1134                 mthca_cleanup_cq_table(mdev);
1135                 mthca_cmd_use_polling(mdev);
1136                 mthca_cleanup_eq_table(mdev);
1137
1138                 mthca_pd_free(mdev, &mdev->driver_pd);
1139
1140                 mthca_cleanup_mr_table(mdev);
1141                 mthca_cleanup_pd_table(mdev);
1142
1143                 iounmap(mdev->kar);
1144                 mthca_uar_free(mdev, &mdev->driver_uar);
1145                 mthca_cleanup_uar_table(mdev);
1146                 mthca_close_hca(mdev);
1147                 mthca_cmd_cleanup(mdev);
1148
1149                 if (mdev->mthca_flags & MTHCA_FLAG_MSI_X)
1150                         pci_disable_msix(pdev);
1151                 if (mdev->mthca_flags & MTHCA_FLAG_MSI)
1152                         pci_disable_msi(pdev);
1153
1154                 ib_dealloc_device(&mdev->ib_dev);
1155                 mthca_release_regions(pdev, mdev->mthca_flags &
1156                                       MTHCA_FLAG_DDR_HIDDEN);
1157                 pci_disable_device(pdev);
1158                 pci_set_drvdata(pdev, NULL);
1159         }
1160 }
1161
1162 static struct pci_device_id mthca_pci_table[] = {
1163         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_TAVOR),
1164           .driver_data = TAVOR },
1165         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_TAVOR),
1166           .driver_data = TAVOR },
1167         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_ARBEL_COMPAT),
1168           .driver_data = ARBEL_COMPAT },
1169         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_ARBEL_COMPAT),
1170           .driver_data = ARBEL_COMPAT },
1171         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_ARBEL),
1172           .driver_data = ARBEL_NATIVE },
1173         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_ARBEL),
1174           .driver_data = ARBEL_NATIVE },
1175         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_SINAI),
1176           .driver_data = SINAI },
1177         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_SINAI),
1178           .driver_data = SINAI },
1179         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_SINAI_OLD),
1180           .driver_data = SINAI },
1181         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_SINAI_OLD),
1182           .driver_data = SINAI },
1183         { 0, }
1184 };
1185
1186 MODULE_DEVICE_TABLE(pci, mthca_pci_table);
1187
1188 static struct pci_driver mthca_driver = {
1189         .name           = DRV_NAME,
1190         .id_table       = mthca_pci_table,
1191         .probe          = mthca_init_one,
1192         .remove         = __devexit_p(mthca_remove_one)
1193 };
1194
1195 static int __init mthca_init(void)
1196 {
1197         int ret;
1198
1199         ret = pci_register_driver(&mthca_driver);
1200         return ret < 0 ? ret : 0;
1201 }
1202
1203 static void __exit mthca_cleanup(void)
1204 {
1205         pci_unregister_driver(&mthca_driver);
1206 }
1207
1208 module_init(mthca_init);
1209 module_exit(mthca_cleanup);