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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.max_wqes           = dev_lim->max_qp_sz;
 166         mdev->limits.max_qp_init_rdma   = dev_lim->max_requester_per_qp;
 167         mdev->limits.reserved_qps       = dev_lim->reserved_qps;
 168         mdev->limits.max_srq_wqes       = dev_lim->max_srq_sz;
 169         mdev->limits.reserved_srqs      = dev_lim->reserved_srqs;
 170         mdev->limits.reserved_eecs      = dev_lim->reserved_eecs;
 171         mdev->limits.max_desc_sz        = dev_lim->max_desc_sz;
 172         /*
 173          * Subtract 1 from the limit because we need to allocate a
 174          * spare CQE so the HCA HW can tell the difference between an
 175          * empty CQ and a full CQ.
 176          */
 177         mdev->limits.max_cqes           = dev_lim->max_cq_sz - 1;
 178         mdev->limits.reserved_cqs       = dev_lim->reserved_cqs;
 179         mdev->limits.reserved_eqs       = dev_lim->reserved_eqs;
 180         mdev->limits.reserved_mtts      = dev_lim->reserved_mtts;
 181         mdev->limits.reserved_mrws      = dev_lim->reserved_mrws;
 182         mdev->limits.reserved_uars      = dev_lim->reserved_uars;
 183         mdev->limits.reserved_pds       = dev_lim->reserved_pds;
 184         mdev->limits.port_width_cap     = dev_lim->max_port_width;
 185         mdev->limits.page_size_cap      = ~(u32) (dev_lim->min_page_sz - 1);
 186         mdev->limits.flags              = dev_lim->flags;
 187
 188         /* IB_DEVICE_RESIZE_MAX_WR not supported by driver.
 189            May be doable since hardware supports it for SRQ.
 190
 191            IB_DEVICE_N_NOTIFY_CQ is supported by hardware but not by driver.
 192
 193            IB_DEVICE_SRQ_RESIZE is supported by hardware but SRQ is not
 194            supported by driver. */
 195         mdev->device_cap_flags = IB_DEVICE_CHANGE_PHY_PORT |
 196                 IB_DEVICE_PORT_ACTIVE_EVENT |
 197                 IB_DEVICE_SYS_IMAGE_GUID |
 198                 IB_DEVICE_RC_RNR_NAK_GEN;
 199
 200         if (dev_lim->flags & DEV_LIM_FLAG_BAD_PKEY_CNTR)
 201                 mdev->device_cap_flags |= IB_DEVICE_BAD_PKEY_CNTR;
 202
 203         if (dev_lim->flags & DEV_LIM_FLAG_BAD_QKEY_CNTR)
 204                 mdev->device_cap_flags |= IB_DEVICE_BAD_QKEY_CNTR;
 205
 206         if (dev_lim->flags & DEV_LIM_FLAG_RAW_MULTI)
 207                 mdev->device_cap_flags |= IB_DEVICE_RAW_MULTI;
 208
 209         if (dev_lim->flags & DEV_LIM_FLAG_AUTO_PATH_MIG)
 210                 mdev->device_cap_flags |= IB_DEVICE_AUTO_PATH_MIG;
 211
 212         if (dev_lim->flags & DEV_LIM_FLAG_UD_AV_PORT_ENFORCE)
 213                 mdev->device_cap_flags |= IB_DEVICE_UD_AV_PORT_ENFORCE;
 214
 215         if (dev_lim->flags & DEV_LIM_FLAG_SRQ)
 216                 mdev->mthca_flags |= MTHCA_FLAG_SRQ;
 217
 218         return 0;
 219 }
 220
 221 static int __devinit mthca_init_tavor(struct mthca_dev *mdev)
 222 {
 223         u8 status;
 224         int err;
 225         struct mthca_dev_lim        dev_lim;
 226         struct mthca_profile        profile;
 227         struct mthca_init_hca_param init_hca;
 228
 229         err = mthca_SYS_EN(mdev, &status);
 230         if (err) {
 231                 mthca_err(mdev, "SYS_EN command failed, aborting.\n");
 232                 return err;
 233         }
 234         if (status) {
 235                 mthca_err(mdev, "SYS_EN returned status 0x%02x, "
 236                           "aborting.\n", status);
 237                 return -EINVAL;
 238         }
 239
 240         err = mthca_QUERY_FW(mdev, &status);
 241         if (err) {
 242                 mthca_err(mdev, "QUERY_FW command failed, aborting.\n");
 243                 goto err_disable;
 244         }
 245         if (status) {
 246                 mthca_err(mdev, "QUERY_FW returned status 0x%02x, "
 247                           "aborting.\n", status);
 248                 err = -EINVAL;
 249                 goto err_disable;
 250         }
 251         err = mthca_QUERY_DDR(mdev, &status);
 252         if (err) {
 253                 mthca_err(mdev, "QUERY_DDR command failed, aborting.\n");
 254                 goto err_disable;
 255         }
 256         if (status) {
 257                 mthca_err(mdev, "QUERY_DDR returned status 0x%02x, "
 258                           "aborting.\n", status);
 259                 err = -EINVAL;
 260                 goto err_disable;
 261         }
 262
 263         err = mthca_dev_lim(mdev, &dev_lim);
 264         if (err) {
 265                 mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
 266                 goto err_disable;
 267         }
 268
 269         profile = default_profile;
 270         profile.num_uar   = dev_lim.uar_size / PAGE_SIZE;
 271         profile.uarc_size = 0;
 272         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 273                 profile.num_srq = dev_lim.max_srqs;
 274
 275         err = mthca_make_profile(mdev, &profile, &dev_lim, &init_hca);
 276         if (err < 0)
 277                 goto err_disable;
 278
 279         err = mthca_INIT_HCA(mdev, &init_hca, &status);
 280         if (err) {
 281                 mthca_err(mdev, "INIT_HCA command failed, aborting.\n");
 282                 goto err_disable;
 283         }
 284         if (status) {
 285                 mthca_err(mdev, "INIT_HCA returned status 0x%02x, "
 286                           "aborting.\n", status);
 287                 err = -EINVAL;
 288                 goto err_disable;
 289         }
 290
 291         return 0;
 292
 293 err_disable:
 294         mthca_SYS_DIS(mdev, &status);
 295
 296         return err;
 297 }
 298
 299 static int __devinit mthca_load_fw(struct mthca_dev *mdev)
 300 {
 301         u8 status;
 302         int err;
 303
 304         /* FIXME: use HCA-attached memory for FW if present */
 305
 306         mdev->fw.arbel.fw_icm =
 307                 mthca_alloc_icm(mdev, mdev->fw.arbel.fw_pages,
 308                                 GFP_HIGHUSER | __GFP_NOWARN);
 309         if (!mdev->fw.arbel.fw_icm) {
 310                 mthca_err(mdev, "Couldn't allocate FW area, aborting.\n");
 311                 return -ENOMEM;
 312         }
 313
 314         err = mthca_MAP_FA(mdev, mdev->fw.arbel.fw_icm, &status);
 315         if (err) {
 316                 mthca_err(mdev, "MAP_FA command failed, aborting.\n");
 317                 goto err_free;
 318         }
 319         if (status) {
 320                 mthca_err(mdev, "MAP_FA returned status 0x%02x, aborting.\n", status);
 321                 err = -EINVAL;
 322                 goto err_free;
 323         }
 324         err = mthca_RUN_FW(mdev, &status);
 325         if (err) {
 326                 mthca_err(mdev, "RUN_FW command failed, aborting.\n");
 327                 goto err_unmap_fa;
 328         }
 329         if (status) {
 330                 mthca_err(mdev, "RUN_FW returned status 0x%02x, aborting.\n", status);
 331                 err = -EINVAL;
 332                 goto err_unmap_fa;
 333         }
 334
 335         return 0;
 336
 337 err_unmap_fa:
 338         mthca_UNMAP_FA(mdev, &status);
 339
 340 err_free:
 341         mthca_free_icm(mdev, mdev->fw.arbel.fw_icm);
 342         return err;
 343 }
 344
 345 static int __devinit mthca_init_icm(struct mthca_dev *mdev,
 346                                     struct mthca_dev_lim *dev_lim,
 347                                     struct mthca_init_hca_param *init_hca,
 348                                     u64 icm_size)
 349 {
 350         u64 aux_pages;
 351         u8 status;
 352         int err;
 353
 354         err = mthca_SET_ICM_SIZE(mdev, icm_size, &aux_pages, &status);
 355         if (err) {
 356                 mthca_err(mdev, "SET_ICM_SIZE command failed, aborting.\n");
 357                 return err;
 358         }
 359         if (status) {
 360                 mthca_err(mdev, "SET_ICM_SIZE returned status 0x%02x, "
 361                           "aborting.\n", status);
 362                 return -EINVAL;
 363         }
 364
 365         mthca_dbg(mdev, "%lld KB of HCA context requires %lld KB aux memory.\n",
 366                   (unsigned long long) icm_size >> 10,
 367                   (unsigned long long) aux_pages << 2);
 368
 369         mdev->fw.arbel.aux_icm = mthca_alloc_icm(mdev, aux_pages,
 370                                                  GFP_HIGHUSER | __GFP_NOWARN);
 371         if (!mdev->fw.arbel.aux_icm) {
 372                 mthca_err(mdev, "Couldn't allocate aux memory, aborting.\n");
 373                 return -ENOMEM;
 374         }
 375
 376         err = mthca_MAP_ICM_AUX(mdev, mdev->fw.arbel.aux_icm, &status);
 377         if (err) {
 378                 mthca_err(mdev, "MAP_ICM_AUX command failed, aborting.\n");
 379                 goto err_free_aux;
 380         }
 381         if (status) {
 382                 mthca_err(mdev, "MAP_ICM_AUX returned status 0x%02x, aborting.\n", status);
 383                 err = -EINVAL;
 384                 goto err_free_aux;
 385         }
 386
 387         err = mthca_map_eq_icm(mdev, init_hca->eqc_base);
 388         if (err) {
 389                 mthca_err(mdev, "Failed to map EQ context memory, aborting.\n");
 390                 goto err_unmap_aux;
 391         }
 392
 393         mdev->mr_table.mtt_table = mthca_alloc_icm_table(mdev, init_hca->mtt_base,
 394                                                          MTHCA_MTT_SEG_SIZE,
 395                                                          mdev->limits.num_mtt_segs,
 396                                                          mdev->limits.reserved_mtts, 1);
 397         if (!mdev->mr_table.mtt_table) {
 398                 mthca_err(mdev, "Failed to map MTT context memory, aborting.\n");
 399                 err = -ENOMEM;
 400                 goto err_unmap_eq;
 401         }
 402
 403         mdev->mr_table.mpt_table = mthca_alloc_icm_table(mdev, init_hca->mpt_base,
 404                                                          dev_lim->mpt_entry_sz,
 405                                                          mdev->limits.num_mpts,
 406                                                          mdev->limits.reserved_mrws, 1);
 407         if (!mdev->mr_table.mpt_table) {
 408                 mthca_err(mdev, "Failed to map MPT context memory, aborting.\n");
 409                 err = -ENOMEM;
 410                 goto err_unmap_mtt;
 411         }
 412
 413         mdev->qp_table.qp_table = mthca_alloc_icm_table(mdev, init_hca->qpc_base,
 414                                                         dev_lim->qpc_entry_sz,
 415                                                         mdev->limits.num_qps,
 416                                                         mdev->limits.reserved_qps, 0);
 417         if (!mdev->qp_table.qp_table) {
 418                 mthca_err(mdev, "Failed to map QP context memory, aborting.\n");
 419                 err = -ENOMEM;
 420                 goto err_unmap_mpt;
 421         }
 422
 423         mdev->qp_table.eqp_table = mthca_alloc_icm_table(mdev, init_hca->eqpc_base,
 424                                                          dev_lim->eqpc_entry_sz,
 425                                                          mdev->limits.num_qps,
 426                                                          mdev->limits.reserved_qps, 0);
 427         if (!mdev->qp_table.eqp_table) {
 428                 mthca_err(mdev, "Failed to map EQP context memory, aborting.\n");
 429                 err = -ENOMEM;
 430                 goto err_unmap_qp;
 431         }
 432
 433         mdev->qp_table.rdb_table = mthca_alloc_icm_table(mdev, init_hca->rdb_base,
 434                                                          MTHCA_RDB_ENTRY_SIZE,
 435                                                          mdev->limits.num_qps <<
 436                                                          mdev->qp_table.rdb_shift,
 437                                                          0, 0);
 438         if (!mdev->qp_table.rdb_table) {
 439                 mthca_err(mdev, "Failed to map RDB context memory, aborting\n");
 440                 err = -ENOMEM;
 441                 goto err_unmap_eqp;
 442         }
 443
 444        mdev->cq_table.table = mthca_alloc_icm_table(mdev, init_hca->cqc_base,
 445                                                     dev_lim->cqc_entry_sz,
 446                                                     mdev->limits.num_cqs,
 447                                                     mdev->limits.reserved_cqs, 0);
 448         if (!mdev->cq_table.table) {
 449                 mthca_err(mdev, "Failed to map CQ context memory, aborting.\n");
 450                 err = -ENOMEM;
 451                 goto err_unmap_rdb;
 452         }
 453
 454         if (mdev->mthca_flags & MTHCA_FLAG_SRQ) {
 455                 mdev->srq_table.table =
 456                         mthca_alloc_icm_table(mdev, init_hca->srqc_base,
 457                                               dev_lim->srq_entry_sz,
 458                                               mdev->limits.num_srqs,
 459                                               mdev->limits.reserved_srqs, 0);
 460                 if (!mdev->srq_table.table) {
 461                         mthca_err(mdev, "Failed to map SRQ context memory, "
 462                                   "aborting.\n");
 463                         err = -ENOMEM;
 464                         goto err_unmap_cq;
 465                 }
 466         }
 467
 468         /*
 469          * It's not strictly required, but for simplicity just map the
 470          * whole multicast group table now.  The table isn't very big
 471          * and it's a lot easier than trying to track ref counts.
 472          */
 473         mdev->mcg_table.table = mthca_alloc_icm_table(mdev, init_hca->mc_base,
 474                                                       MTHCA_MGM_ENTRY_SIZE,
 475                                                       mdev->limits.num_mgms +
 476                                                       mdev->limits.num_amgms,
 477                                                       mdev->limits.num_mgms +
 478                                                       mdev->limits.num_amgms,
 479                                                       0);
 480         if (!mdev->mcg_table.table) {
 481                 mthca_err(mdev, "Failed to map MCG context memory, aborting.\n");
 482                 err = -ENOMEM;
 483                 goto err_unmap_srq;
 484         }
 485
 486         return 0;
 487
 488 err_unmap_srq:
 489         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 490                 mthca_free_icm_table(mdev, mdev->srq_table.table);
 491
 492 err_unmap_cq:
 493         mthca_free_icm_table(mdev, mdev->cq_table.table);
 494
 495 err_unmap_rdb:
 496         mthca_free_icm_table(mdev, mdev->qp_table.rdb_table);
 497
 498 err_unmap_eqp:
 499         mthca_free_icm_table(mdev, mdev->qp_table.eqp_table);
 500
 501 err_unmap_qp:
 502         mthca_free_icm_table(mdev, mdev->qp_table.qp_table);
 503
 504 err_unmap_mpt:
 505         mthca_free_icm_table(mdev, mdev->mr_table.mpt_table);
 506
 507 err_unmap_mtt:
 508         mthca_free_icm_table(mdev, mdev->mr_table.mtt_table);
 509
 510 err_unmap_eq:
 511         mthca_unmap_eq_icm(mdev);
 512
 513 err_unmap_aux:
 514         mthca_UNMAP_ICM_AUX(mdev, &status);
 515
 516 err_free_aux:
 517         mthca_free_icm(mdev, mdev->fw.arbel.aux_icm);
 518
 519         return err;
 520 }
 521
 522 static void mthca_free_icms(struct mthca_dev *mdev)
 523 {
 524         u8 status;
 525
 526         mthca_free_icm_table(mdev, mdev->mcg_table.table);
 527         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 528                 mthca_free_icm_table(mdev, mdev->srq_table.table);
 529         mthca_free_icm_table(mdev, mdev->cq_table.table);
 530         mthca_free_icm_table(mdev, mdev->qp_table.rdb_table);
 531         mthca_free_icm_table(mdev, mdev->qp_table.eqp_table);
 532         mthca_free_icm_table(mdev, mdev->qp_table.qp_table);
 533         mthca_free_icm_table(mdev, mdev->mr_table.mpt_table);
 534         mthca_free_icm_table(mdev, mdev->mr_table.mtt_table);
 535         mthca_unmap_eq_icm(mdev);
 536
 537         mthca_UNMAP_ICM_AUX(mdev, &status);
 538         mthca_free_icm(mdev, mdev->fw.arbel.aux_icm);
 539 }
 540
 541 static int __devinit mthca_init_arbel(struct mthca_dev *mdev)
 542 {
 543         struct mthca_dev_lim        dev_lim;
 544         struct mthca_profile        profile;
 545         struct mthca_init_hca_param init_hca;
 546         u64 icm_size;
 547         u8 status;
 548         int err;
 549
 550         err = mthca_QUERY_FW(mdev, &status);
 551         if (err) {
 552                 mthca_err(mdev, "QUERY_FW command failed, aborting.\n");
 553                 return err;
 554         }
 555         if (status) {
 556                 mthca_err(mdev, "QUERY_FW returned status 0x%02x, "
 557                           "aborting.\n", status);
 558                 return -EINVAL;
 559         }
 560
 561         err = mthca_ENABLE_LAM(mdev, &status);
 562         if (err) {
 563                 mthca_err(mdev, "ENABLE_LAM command failed, aborting.\n");
 564                 return err;
 565         }
 566         if (status == MTHCA_CMD_STAT_LAM_NOT_PRE) {
 567                 mthca_dbg(mdev, "No HCA-attached memory (running in MemFree mode)\n");
 568                 mdev->mthca_flags |= MTHCA_FLAG_NO_LAM;
 569         } else if (status) {
 570                 mthca_err(mdev, "ENABLE_LAM returned status 0x%02x, "
 571                           "aborting.\n", status);
 572                 return -EINVAL;
 573         }
 574
 575         err = mthca_load_fw(mdev);
 576         if (err) {
 577                 mthca_err(mdev, "Failed to start FW, aborting.\n");
 578                 goto err_disable;
 579         }
 580
 581         err = mthca_dev_lim(mdev, &dev_lim);
 582         if (err) {
 583                 mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
 584                 goto err_stop_fw;
 585         }
 586
 587         profile = default_profile;
 588         profile.num_uar  = dev_lim.uar_size / PAGE_SIZE;
 589         profile.num_udav = 0;
 590         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 591                 profile.num_srq = dev_lim.max_srqs;
 592
 593         icm_size = mthca_make_profile(mdev, &profile, &dev_lim, &init_hca);
 594         if ((int) icm_size < 0) {
 595                 err = icm_size;
 596                 goto err_stop_fw;
 597         }
 598
 599         err = mthca_init_icm(mdev, &dev_lim, &init_hca, icm_size);
 600         if (err)
 601                 goto err_stop_fw;
 602
 603         err = mthca_INIT_HCA(mdev, &init_hca, &status);
 604         if (err) {
 605                 mthca_err(mdev, "INIT_HCA command failed, aborting.\n");
 606                 goto err_free_icm;
 607         }
 608         if (status) {
 609                 mthca_err(mdev, "INIT_HCA returned status 0x%02x, "
 610                           "aborting.\n", status);
 611                 err = -EINVAL;
 612                 goto err_free_icm;
 613         }
 614
 615         return 0;
 616
 617 err_free_icm:
 618         mthca_free_icms(mdev);
 619
 620 err_stop_fw:
 621         mthca_UNMAP_FA(mdev, &status);
 622         mthca_free_icm(mdev, mdev->fw.arbel.fw_icm);
 623
 624 err_disable:
 625         if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM))
 626                 mthca_DISABLE_LAM(mdev, &status);
 627
 628         return err;
 629 }
 630
 631 static void mthca_close_hca(struct mthca_dev *mdev)
 632 {
 633         u8 status;
 634
 635         mthca_CLOSE_HCA(mdev, 0, &status);
 636
 637         if (mthca_is_memfree(mdev)) {
 638                 mthca_free_icms(mdev);
 639
 640                 mthca_UNMAP_FA(mdev, &status);
 641                 mthca_free_icm(mdev, mdev->fw.arbel.fw_icm);
 642
 643                 if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM))
 644                         mthca_DISABLE_LAM(mdev, &status);
 645         } else
 646                 mthca_SYS_DIS(mdev, &status);
 647 }
 648
 649 static int __devinit mthca_init_hca(struct mthca_dev *mdev)
 650 {
 651         u8 status;
 652         int err;
 653         struct mthca_adapter adapter;
 654
 655         if (mthca_is_memfree(mdev))
 656                 err = mthca_init_arbel(mdev);
 657         else
 658                 err = mthca_init_tavor(mdev);
 659
 660         if (err)
 661                 return err;
 662
 663         err = mthca_QUERY_ADAPTER(mdev, &adapter, &status);
 664         if (err) {
 665                 mthca_err(mdev, "QUERY_ADAPTER command failed, aborting.\n");
 666                 goto err_close;
 667         }
 668         if (status) {
 669                 mthca_err(mdev, "QUERY_ADAPTER returned status 0x%02x, "
 670                           "aborting.\n", status);
 671                 err = -EINVAL;
 672                 goto err_close;
 673         }
 674
 675         mdev->eq_table.inta_pin = adapter.inta_pin;
 676         mdev->rev_id            = adapter.revision_id;
 677         memcpy(mdev->board_id, adapter.board_id, sizeof mdev->board_id);
 678
 679         return 0;
 680
 681 err_close:
 682         mthca_close_hca(mdev);
 683         return err;
 684 }
 685
 686 static int __devinit mthca_setup_hca(struct mthca_dev *dev)
 687 {
 688         int err;
 689         u8 status;
 690
 691         MTHCA_INIT_DOORBELL_LOCK(&dev->doorbell_lock);
 692
 693         err = mthca_init_uar_table(dev);
 694         if (err) {
 695                 mthca_err(dev, "Failed to initialize "
 696                           "user access region table, aborting.\n");
 697                 return err;
 698         }
 699
 700         err = mthca_uar_alloc(dev, &dev->driver_uar);
 701         if (err) {
 702                 mthca_err(dev, "Failed to allocate driver access region, "
 703                           "aborting.\n");
 704                 goto err_uar_table_free;
 705         }
 706
 707         dev->kar = ioremap(dev->driver_uar.pfn << PAGE_SHIFT, PAGE_SIZE);
 708         if (!dev->kar) {
 709                 mthca_err(dev, "Couldn't map kernel access region, "
 710                           "aborting.\n");
 711                 err = -ENOMEM;
 712                 goto err_uar_free;
 713         }
 714
 715         err = mthca_init_pd_table(dev);
 716         if (err) {
 717                 mthca_err(dev, "Failed to initialize "
 718                           "protection domain table, aborting.\n");
 719                 goto err_kar_unmap;
 720         }
 721
 722         err = mthca_init_mr_table(dev);
 723         if (err) {
 724                 mthca_err(dev, "Failed to initialize "
 725                           "memory region table, aborting.\n");
 726                 goto err_pd_table_free;
 727         }
 728
 729         err = mthca_pd_alloc(dev, 1, &dev->driver_pd);
 730         if (err) {
 731                 mthca_err(dev, "Failed to create driver PD, "
 732                           "aborting.\n");
 733                 goto err_mr_table_free;
 734         }
 735
 736         err = mthca_init_eq_table(dev);
 737         if (err) {
 738                 mthca_err(dev, "Failed to initialize "
 739                           "event queue table, aborting.\n");
 740                 goto err_pd_free;
 741         }
 742
 743         err = mthca_cmd_use_events(dev);
 744         if (err) {
 745                 mthca_err(dev, "Failed to switch to event-driven "
 746                           "firmware commands, aborting.\n");
 747                 goto err_eq_table_free;
 748         }
 749
 750         err = mthca_NOP(dev, &status);
 751         if (err || status) {
 752                 mthca_err(dev, "NOP command failed to generate interrupt (IRQ %d), aborting.\n",
 753                           dev->mthca_flags & MTHCA_FLAG_MSI_X ?
 754                           dev->eq_table.eq[MTHCA_EQ_CMD].msi_x_vector :
 755                           dev->pdev->irq);
 756                 if (dev->mthca_flags & (MTHCA_FLAG_MSI | MTHCA_FLAG_MSI_X))
 757                         mthca_err(dev, "Try again with MSI/MSI-X disabled.\n");
 758                 else
 759                         mthca_err(dev, "BIOS or ACPI interrupt routing problem?\n");
 760
 761                 goto err_cmd_poll;
 762         }
 763
 764         mthca_dbg(dev, "NOP command IRQ test passed\n");
 765
 766         err = mthca_init_cq_table(dev);
 767         if (err) {
 768                 mthca_err(dev, "Failed to initialize "
 769                           "completion queue table, aborting.\n");
 770                 goto err_cmd_poll;
 771         }
 772
 773         err = mthca_init_srq_table(dev);
 774         if (err) {
 775                 mthca_err(dev, "Failed to initialize "
 776                           "shared receive queue table, aborting.\n");
 777                 goto err_cq_table_free;
 778         }
 779
 780         err = mthca_init_qp_table(dev);
 781         if (err) {
 782                 mthca_err(dev, "Failed to initialize "
 783                           "queue pair table, aborting.\n");
 784                 goto err_srq_table_free;
 785         }
 786
 787         err = mthca_init_av_table(dev);
 788         if (err) {
 789                 mthca_err(dev, "Failed to initialize "
 790                           "address vector table, aborting.\n");
 791                 goto err_qp_table_free;
 792         }
 793
 794         err = mthca_init_mcg_table(dev);
 795         if (err) {
 796                 mthca_err(dev, "Failed to initialize "
 797                           "multicast group table, aborting.\n");
 798                 goto err_av_table_free;
 799         }
 800
 801         return 0;
 802
 803 err_av_table_free:
 804         mthca_cleanup_av_table(dev);
 805
 806 err_qp_table_free:
 807         mthca_cleanup_qp_table(dev);
 808
 809 err_srq_table_free:
 810         mthca_cleanup_srq_table(dev);
 811
 812 err_cq_table_free:
 813         mthca_cleanup_cq_table(dev);
 814
 815 err_cmd_poll:
 816         mthca_cmd_use_polling(dev);
 817
 818 err_eq_table_free:
 819         mthca_cleanup_eq_table(dev);
 820
 821 err_pd_free:
 822         mthca_pd_free(dev, &dev->driver_pd);
 823
 824 err_mr_table_free:
 825         mthca_cleanup_mr_table(dev);
 826
 827 err_pd_table_free:
 828         mthca_cleanup_pd_table(dev);
 829
 830 err_kar_unmap:
 831         iounmap(dev->kar);
 832
 833 err_uar_free:
 834         mthca_uar_free(dev, &dev->driver_uar);
 835
 836 err_uar_table_free:
 837         mthca_cleanup_uar_table(dev);
 838         return err;
 839 }
 840
 841 static int __devinit mthca_request_regions(struct pci_dev *pdev,
 842                                            int ddr_hidden)
 843 {
 844         int err;
 845
 846         /*
 847          * We can't just use pci_request_regions() because the MSI-X
 848          * table is right in the middle of the first BAR.  If we did
 849          * pci_request_region and grab all of the first BAR, then
 850          * setting up MSI-X would fail, since the PCI core wants to do
 851          * request_mem_region on the MSI-X vector table.
 852          *
 853          * So just request what we need right now, and request any
 854          * other regions we need when setting up EQs.
 855          */
 856         if (!request_mem_region(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE,
 857                                 MTHCA_HCR_SIZE, DRV_NAME))
 858                 return -EBUSY;
 859
 860         err = pci_request_region(pdev, 2, DRV_NAME);
 861         if (err)
 862                 goto err_bar2_failed;
 863
 864         if (!ddr_hidden) {
 865                 err = pci_request_region(pdev, 4, DRV_NAME);
 866                 if (err)
 867                         goto err_bar4_failed;
 868         }
 869
 870         return 0;
 871
 872 err_bar4_failed:
 873         pci_release_region(pdev, 2);
 874
 875 err_bar2_failed:
 876         release_mem_region(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE,
 877                            MTHCA_HCR_SIZE);
 878
 879         return err;
 880 }
 881
 882 static void mthca_release_regions(struct pci_dev *pdev,
 883                                   int ddr_hidden)
 884 {
 885         if (!ddr_hidden)
 886                 pci_release_region(pdev, 4);
 887
 888         pci_release_region(pdev, 2);
 889
 890         release_mem_region(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE,
 891                            MTHCA_HCR_SIZE);
 892 }
 893
 894 static int __devinit mthca_enable_msi_x(struct mthca_dev *mdev)
 895 {
 896         struct msix_entry entries[3];
 897         int err;
 898
 899         entries[0].entry = 0;
 900         entries[1].entry = 1;
 901         entries[2].entry = 2;
 902
 903         err = pci_enable_msix(mdev->pdev, entries, ARRAY_SIZE(entries));
 904         if (err) {
 905                 if (err > 0)
 906                         mthca_info(mdev, "Only %d MSI-X vectors available, "
 907                                    "not using MSI-X\n", err);
 908                 return err;
 909         }
 910
 911         mdev->eq_table.eq[MTHCA_EQ_COMP ].msi_x_vector = entries[0].vector;
 912         mdev->eq_table.eq[MTHCA_EQ_ASYNC].msi_x_vector = entries[1].vector;
 913         mdev->eq_table.eq[MTHCA_EQ_CMD  ].msi_x_vector = entries[2].vector;
 914
 915         return 0;
 916 }
 917
 918 /* Types of supported HCA */
 919 enum {
 920         TAVOR,                  /* MT23108                        */
 921         ARBEL_COMPAT,           /* MT25208 in Tavor compat mode   */
 922         ARBEL_NATIVE,           /* MT25208 with extended features */
 923         SINAI                   /* MT25204 */
 924 };
 925
 926 #define MTHCA_FW_VER(major, minor, subminor) \
 927         (((u64) (major) << 32) | ((u64) (minor) << 16) | (u64) (subminor))
 928
 929 static struct {
 930         u64 latest_fw;
 931         int is_memfree;
 932         int is_pcie;
 933 } mthca_hca_table[] = {
 934         [TAVOR]        = { .latest_fw = MTHCA_FW_VER(3, 3, 3), .is_memfree = 0, .is_pcie = 0 },
 935         [ARBEL_COMPAT] = { .latest_fw = MTHCA_FW_VER(4, 7, 0), .is_memfree = 0, .is_pcie = 1 },
 936         [ARBEL_NATIVE] = { .latest_fw = MTHCA_FW_VER(5, 1, 0), .is_memfree = 1, .is_pcie = 1 },
 937         [SINAI]        = { .latest_fw = MTHCA_FW_VER(1, 0, 1), .is_memfree = 1, .is_pcie = 1 }
 938 };
 939
 940 static int __devinit mthca_init_one(struct pci_dev *pdev,
 941                                     const struct pci_device_id *id)
 942 {
 943         static int mthca_version_printed = 0;
 944         int ddr_hidden = 0;
 945         int err;
 946         struct mthca_dev *mdev;
 947
 948         if (!mthca_version_printed) {
 949                 printk(KERN_INFO "%s", mthca_version);
 950                 ++mthca_version_printed;
 951         }
 952
 953         printk(KERN_INFO PFX "Initializing %s\n",
 954                pci_name(pdev));
 955
 956         if (id->driver_data >= ARRAY_SIZE(mthca_hca_table)) {
 957                 printk(KERN_ERR PFX "%s has invalid driver data %lx\n",
 958                        pci_name(pdev), id->driver_data);
 959                 return -ENODEV;
 960         }
 961
 962         err = pci_enable_device(pdev);
 963         if (err) {
 964                 dev_err(&pdev->dev, "Cannot enable PCI device, "
 965                         "aborting.\n");
 966                 return err;
 967         }
 968
 969         /*
 970          * Check for BARs.  We expect 0: 1MB, 2: 8MB, 4: DDR (may not
 971          * be present)
 972          */
 973         if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM) ||
 974             pci_resource_len(pdev, 0) != 1 << 20) {
 975                 dev_err(&pdev->dev, "Missing DCS, aborting.\n");
 976                 err = -ENODEV;
 977                 goto err_disable_pdev;
 978         }
 979         if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM) ||
 980             pci_resource_len(pdev, 2) != 1 << 23) {
 981                 dev_err(&pdev->dev, "Missing UAR, aborting.\n");
 982                 err = -ENODEV;
 983                 goto err_disable_pdev;
 984         }
 985         if (!(pci_resource_flags(pdev, 4) & IORESOURCE_MEM))
 986                 ddr_hidden = 1;
 987
 988         err = mthca_request_regions(pdev, ddr_hidden);
 989         if (err) {
 990                 dev_err(&pdev->dev, "Cannot obtain PCI resources, "
 991                         "aborting.\n");
 992                 goto err_disable_pdev;
 993         }
 994
 995         pci_set_master(pdev);
 996
 997         err = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
 998         if (err) {
 999                 dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n");
1000                 err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
1001                 if (err) {
1002                         dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n");
1003                         goto err_free_res;
1004                 }
1005         }
1006         err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
1007         if (err) {
1008                 dev_warn(&pdev->dev, "Warning: couldn't set 64-bit "
1009                          "consistent PCI DMA mask.\n");
1010                 err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
1011                 if (err) {
1012                         dev_err(&pdev->dev, "Can't set consistent PCI DMA mask, "
1013                                 "aborting.\n");
1014                         goto err_free_res;
1015                 }
1016         }
1017
1018         mdev = (struct mthca_dev *) ib_alloc_device(sizeof *mdev);
1019         if (!mdev) {
1020                 dev_err(&pdev->dev, "Device struct alloc failed, "
1021                         "aborting.\n");
1022                 err = -ENOMEM;
1023                 goto err_free_res;
1024         }
1025
1026         mdev->pdev = pdev;
1027
1028         if (ddr_hidden)
1029                 mdev->mthca_flags |= MTHCA_FLAG_DDR_HIDDEN;
1030         if (mthca_hca_table[id->driver_data].is_memfree)
1031                 mdev->mthca_flags |= MTHCA_FLAG_MEMFREE;
1032         if (mthca_hca_table[id->driver_data].is_pcie)
1033                 mdev->mthca_flags |= MTHCA_FLAG_PCIE;
1034
1035         /*
1036          * Now reset the HCA before we touch the PCI capabilities or
1037          * attempt a firmware command, since a boot ROM may have left
1038          * the HCA in an undefined state.
1039          */
1040         err = mthca_reset(mdev);
1041         if (err) {
1042                 mthca_err(mdev, "Failed to reset HCA, aborting.\n");
1043                 goto err_free_dev;
1044         }
1045
1046         if (msi_x && !mthca_enable_msi_x(mdev))
1047                 mdev->mthca_flags |= MTHCA_FLAG_MSI_X;
1048         if (msi && !(mdev->mthca_flags & MTHCA_FLAG_MSI_X) &&
1049             !pci_enable_msi(pdev))
1050                 mdev->mthca_flags |= MTHCA_FLAG_MSI;
1051
1052         if (mthca_cmd_init(mdev)) {
1053                 mthca_err(mdev, "Failed to init command interface, aborting.\n");
1054                 goto err_free_dev;
1055         }
1056
1057         err = mthca_tune_pci(mdev);
1058         if (err)
1059                 goto err_cmd;
1060
1061         err = mthca_init_hca(mdev);
1062         if (err)
1063                 goto err_cmd;
1064
1065         if (mdev->fw_ver < mthca_hca_table[id->driver_data].latest_fw) {
1066                 mthca_warn(mdev, "HCA FW version %d.%d.%d is old (%d.%d.%d is current).\n",
1067                            (int) (mdev->fw_ver >> 32), (int) (mdev->fw_ver >> 16) & 0xffff,
1068                            (int) (mdev->fw_ver & 0xffff),
1069                            (int) (mthca_hca_table[id->driver_data].latest_fw >> 32),
1070                            (int) (mthca_hca_table[id->driver_data].latest_fw >> 16) & 0xffff,
1071                            (int) (mthca_hca_table[id->driver_data].latest_fw & 0xffff));
1072                 mthca_warn(mdev, "If you have problems, try updating your HCA FW.\n");
1073         }
1074
1075         err = mthca_setup_hca(mdev);
1076         if (err)
1077                 goto err_close;
1078
1079         err = mthca_register_device(mdev);
1080         if (err)
1081                 goto err_cleanup;
1082
1083         err = mthca_create_agents(mdev);
1084         if (err)
1085                 goto err_unregister;
1086
1087         pci_set_drvdata(pdev, mdev);
1088
1089         return 0;
1090
1091 err_unregister:
1092         mthca_unregister_device(mdev);
1093
1094 err_cleanup:
1095         mthca_cleanup_mcg_table(mdev);
1096         mthca_cleanup_av_table(mdev);
1097         mthca_cleanup_qp_table(mdev);
1098         mthca_cleanup_srq_table(mdev);
1099         mthca_cleanup_cq_table(mdev);
1100         mthca_cmd_use_polling(mdev);
1101         mthca_cleanup_eq_table(mdev);
1102
1103         mthca_pd_free(mdev, &mdev->driver_pd);
1104
1105         mthca_cleanup_mr_table(mdev);
1106         mthca_cleanup_pd_table(mdev);
1107         mthca_cleanup_uar_table(mdev);
1108
1109 err_close:
1110         mthca_close_hca(mdev);
1111
1112 err_cmd:
1113         mthca_cmd_cleanup(mdev);
1114
1115 err_free_dev:
1116         if (mdev->mthca_flags & MTHCA_FLAG_MSI_X)
1117                 pci_disable_msix(pdev);
1118         if (mdev->mthca_flags & MTHCA_FLAG_MSI)
1119                 pci_disable_msi(pdev);
1120
1121         ib_dealloc_device(&mdev->ib_dev);
1122
1123 err_free_res:
1124         mthca_release_regions(pdev, ddr_hidden);
1125
1126 err_disable_pdev:
1127         pci_disable_device(pdev);
1128         pci_set_drvdata(pdev, NULL);
1129         return err;
1130 }
1131
1132 static void __devexit mthca_remove_one(struct pci_dev *pdev)
1133 {
1134         struct mthca_dev *mdev = pci_get_drvdata(pdev);
1135         u8 status;
1136         int p;
1137
1138         if (mdev) {
1139                 mthca_free_agents(mdev);
1140                 mthca_unregister_device(mdev);
1141
1142                 for (p = 1; p <= mdev->limits.num_ports; ++p)
1143                         mthca_CLOSE_IB(mdev, p, &status);
1144
1145                 mthca_cleanup_mcg_table(mdev);
1146                 mthca_cleanup_av_table(mdev);
1147                 mthca_cleanup_qp_table(mdev);
1148                 mthca_cleanup_srq_table(mdev);
1149                 mthca_cleanup_cq_table(mdev);
1150                 mthca_cmd_use_polling(mdev);
1151                 mthca_cleanup_eq_table(mdev);
1152
1153                 mthca_pd_free(mdev, &mdev->driver_pd);
1154
1155                 mthca_cleanup_mr_table(mdev);
1156                 mthca_cleanup_pd_table(mdev);
1157
1158                 iounmap(mdev->kar);
1159                 mthca_uar_free(mdev, &mdev->driver_uar);
1160                 mthca_cleanup_uar_table(mdev);
1161                 mthca_close_hca(mdev);
1162                 mthca_cmd_cleanup(mdev);
1163
1164                 if (mdev->mthca_flags & MTHCA_FLAG_MSI_X)
1165                         pci_disable_msix(pdev);
1166                 if (mdev->mthca_flags & MTHCA_FLAG_MSI)
1167                         pci_disable_msi(pdev);
1168
1169                 ib_dealloc_device(&mdev->ib_dev);
1170                 mthca_release_regions(pdev, mdev->mthca_flags &
1171                                       MTHCA_FLAG_DDR_HIDDEN);
1172                 pci_disable_device(pdev);
1173                 pci_set_drvdata(pdev, NULL);
1174         }
1175 }
1176
1177 static struct pci_device_id mthca_pci_table[] = {
1178         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_TAVOR),
1179           .driver_data = TAVOR },
1180         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_TAVOR),
1181           .driver_data = TAVOR },
1182         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_ARBEL_COMPAT),
1183           .driver_data = ARBEL_COMPAT },
1184         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_ARBEL_COMPAT),
1185           .driver_data = ARBEL_COMPAT },
1186         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_ARBEL),
1187           .driver_data = ARBEL_NATIVE },
1188         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_ARBEL),
1189           .driver_data = ARBEL_NATIVE },
1190         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_SINAI),
1191           .driver_data = SINAI },
1192         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_SINAI),
1193           .driver_data = SINAI },
1194         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_SINAI_OLD),
1195           .driver_data = SINAI },
1196         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_SINAI_OLD),
1197           .driver_data = SINAI },
1198         { 0, }
1199 };
1200
1201 MODULE_DEVICE_TABLE(pci, mthca_pci_table);
1202
1203 static struct pci_driver mthca_driver = {
1204         .name           = DRV_NAME,
1205         .id_table       = mthca_pci_table,
1206         .probe          = mthca_init_one,
1207         .remove         = __devexit_p(mthca_remove_one)
1208 };
1209
1210 static int __init mthca_init(void)
1211 {
1212         int ret;
1213
1214         ret = pci_register_driver(&mthca_driver);
1215         return ret < 0 ? ret : 0;
1216 }
1217
1218 static void __exit mthca_cleanup(void)
1219 {
1220         pci_unregister_driver(&mthca_driver);
1221 }
1222
1223 module_init(mthca_init);
1224 module_exit(mthca_cleanup);