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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_INFINIBAND_MTHCA_DEBUG
  56
  57 int mthca_debug_level = 0;
  58 module_param_named(debug_level, mthca_debug_level, int, 0644);
  59 MODULE_PARM_DESC(debug_level, "Enable debug tracing if > 0");
  60
  61 #endif /* CONFIG_INFINIBAND_MTHCA_DEBUG */
  62
  63 #ifdef CONFIG_PCI_MSI
  64
  65 static int msi_x = 0;
  66 module_param(msi_x, int, 0444);
  67 MODULE_PARM_DESC(msi_x, "attempt to use MSI-X if nonzero");
  68
  69 static int msi = 0;
  70 module_param(msi, int, 0444);
  71 MODULE_PARM_DESC(msi, "attempt to use MSI if nonzero");
  72
  73 #else /* CONFIG_PCI_MSI */
  74
  75 #define msi_x (0)
  76 #define msi   (0)
  77
  78 #endif /* CONFIG_PCI_MSI */
  79
  80 static int tune_pci = 0;
  81 module_param(tune_pci, int, 0444);
  82 MODULE_PARM_DESC(tune_pci, "increase PCI burst from the default set by BIOS if nonzero");
  83
  84 static const char mthca_version[] __devinitdata =
  85         DRV_NAME ": Mellanox InfiniBand HCA driver v"
  86         DRV_VERSION " (" DRV_RELDATE ")\n";
  87
  88 static struct mthca_profile default_profile = {
  89         .num_qp            = 1 << 16,
  90         .rdb_per_qp        = 4,
  91         .num_cq            = 1 << 16,
  92         .num_mcg           = 1 << 13,
  93         .num_mpt           = 1 << 17,
  94         .num_mtt           = 1 << 20,
  95         .num_udav          = 1 << 15,   /* Tavor only */
  96         .fmr_reserved_mtts = 1 << 18,   /* Tavor only */
  97         .uarc_size         = 1 << 18,   /* Arbel only */
  98 };
  99
 100 static int __devinit mthca_tune_pci(struct mthca_dev *mdev)
 101 {
 102         int cap;
 103         u16 val;
 104
 105         if (!tune_pci)
 106                 return 0;
 107
 108         /* First try to max out Read Byte Count */
 109         cap = pci_find_capability(mdev->pdev, PCI_CAP_ID_PCIX);
 110         if (cap) {
 111                 if (pci_read_config_word(mdev->pdev, cap + PCI_X_CMD, &val)) {
 112                         mthca_err(mdev, "Couldn't read PCI-X command register, "
 113                                   "aborting.\n");
 114                         return -ENODEV;
 115                 }
 116                 val = (val & ~PCI_X_CMD_MAX_READ) | (3 << 2);
 117                 if (pci_write_config_word(mdev->pdev, cap + PCI_X_CMD, val)) {
 118                         mthca_err(mdev, "Couldn't write PCI-X command register, "
 119                                   "aborting.\n");
 120                         return -ENODEV;
 121                 }
 122         } else if (!(mdev->mthca_flags & MTHCA_FLAG_PCIE))
 123                 mthca_info(mdev, "No PCI-X capability, not setting RBC.\n");
 124
 125         cap = pci_find_capability(mdev->pdev, PCI_CAP_ID_EXP);
 126         if (cap) {
 127                 if (pci_read_config_word(mdev->pdev, cap + PCI_EXP_DEVCTL, &val)) {
 128                         mthca_err(mdev, "Couldn't read PCI Express device control "
 129                                   "register, aborting.\n");
 130                         return -ENODEV;
 131                 }
 132                 val = (val & ~PCI_EXP_DEVCTL_READRQ) | (5 << 12);
 133                 if (pci_write_config_word(mdev->pdev, cap + PCI_EXP_DEVCTL, val)) {
 134                         mthca_err(mdev, "Couldn't write PCI Express device control "
 135                                   "register, aborting.\n");
 136                         return -ENODEV;
 137                 }
 138         } else if (mdev->mthca_flags & MTHCA_FLAG_PCIE)
 139                 mthca_info(mdev, "No PCI Express capability, "
 140                            "not setting Max Read Request Size.\n");
 141
 142         return 0;
 143 }
 144
 145 static int __devinit mthca_dev_lim(struct mthca_dev *mdev, struct mthca_dev_lim *dev_lim)
 146 {
 147         int err;
 148         u8 status;
 149
 150         err = mthca_QUERY_DEV_LIM(mdev, dev_lim, &status);
 151         if (err) {
 152                 mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
 153                 return err;
 154         }
 155         if (status) {
 156                 mthca_err(mdev, "QUERY_DEV_LIM returned status 0x%02x, "
 157                           "aborting.\n", status);
 158                 return -EINVAL;
 159         }
 160         if (dev_lim->min_page_sz > PAGE_SIZE) {
 161                 mthca_err(mdev, "HCA minimum page size of %d bigger than "
 162                           "kernel PAGE_SIZE of %ld, aborting.\n",
 163                           dev_lim->min_page_sz, PAGE_SIZE);
 164                 return -ENODEV;
 165         }
 166         if (dev_lim->num_ports > MTHCA_MAX_PORTS) {
 167                 mthca_err(mdev, "HCA has %d ports, but we only support %d, "
 168                           "aborting.\n",
 169                           dev_lim->num_ports, MTHCA_MAX_PORTS);
 170                 return -ENODEV;
 171         }
 172
 173         if (dev_lim->uar_size > pci_resource_len(mdev->pdev, 2)) {
 174                 mthca_err(mdev, "HCA reported UAR size of 0x%x bigger than "
 175                           "PCI resource 2 size of 0x%llx, aborting.\n",
 176                           dev_lim->uar_size,
 177                           (unsigned long long)pci_resource_len(mdev->pdev, 2));
 178                 return -ENODEV;
 179         }
 180
 181         mdev->limits.num_ports          = dev_lim->num_ports;
 182         mdev->limits.vl_cap             = dev_lim->max_vl;
 183         mdev->limits.mtu_cap            = dev_lim->max_mtu;
 184         mdev->limits.gid_table_len      = dev_lim->max_gids;
 185         mdev->limits.pkey_table_len     = dev_lim->max_pkeys;
 186         mdev->limits.local_ca_ack_delay = dev_lim->local_ca_ack_delay;
 187         mdev->limits.max_sg             = dev_lim->max_sg;
 188         mdev->limits.max_wqes           = dev_lim->max_qp_sz;
 189         mdev->limits.max_qp_init_rdma   = dev_lim->max_requester_per_qp;
 190         mdev->limits.reserved_qps       = dev_lim->reserved_qps;
 191         mdev->limits.max_srq_wqes       = dev_lim->max_srq_sz;
 192         mdev->limits.reserved_srqs      = dev_lim->reserved_srqs;
 193         mdev->limits.reserved_eecs      = dev_lim->reserved_eecs;
 194         mdev->limits.max_desc_sz        = dev_lim->max_desc_sz;
 195         mdev->limits.max_srq_sge        = mthca_max_srq_sge(mdev);
 196         /*
 197          * Subtract 1 from the limit because we need to allocate a
 198          * spare CQE so the HCA HW can tell the difference between an
 199          * empty CQ and a full CQ.
 200          */
 201         mdev->limits.max_cqes           = dev_lim->max_cq_sz - 1;
 202         mdev->limits.reserved_cqs       = dev_lim->reserved_cqs;
 203         mdev->limits.reserved_eqs       = dev_lim->reserved_eqs;
 204         mdev->limits.reserved_mtts      = dev_lim->reserved_mtts;
 205         mdev->limits.reserved_mrws      = dev_lim->reserved_mrws;
 206         mdev->limits.reserved_uars      = dev_lim->reserved_uars;
 207         mdev->limits.reserved_pds       = dev_lim->reserved_pds;
 208         mdev->limits.port_width_cap     = dev_lim->max_port_width;
 209         mdev->limits.page_size_cap      = ~(u32) (dev_lim->min_page_sz - 1);
 210         mdev->limits.flags              = dev_lim->flags;
 211         /*
 212          * For old FW that doesn't return static rate support, use a
 213          * value of 0x3 (only static rate values of 0 or 1 are handled),
 214          * except on Sinai, where even old FW can handle static rate
 215          * values of 2 and 3.
 216          */
 217         if (dev_lim->stat_rate_support)
 218                 mdev->limits.stat_rate_support = dev_lim->stat_rate_support;
 219         else if (mdev->mthca_flags & MTHCA_FLAG_SINAI_OPT)
 220                 mdev->limits.stat_rate_support = 0xf;
 221         else
 222                 mdev->limits.stat_rate_support = 0x3;
 223
 224         /* IB_DEVICE_RESIZE_MAX_WR not supported by driver.
 225            May be doable since hardware supports it for SRQ.
 226
 227            IB_DEVICE_N_NOTIFY_CQ is supported by hardware but not by driver.
 228
 229            IB_DEVICE_SRQ_RESIZE is supported by hardware but SRQ is not
 230            supported by driver. */
 231         mdev->device_cap_flags = IB_DEVICE_CHANGE_PHY_PORT |
 232                 IB_DEVICE_PORT_ACTIVE_EVENT |
 233                 IB_DEVICE_SYS_IMAGE_GUID |
 234                 IB_DEVICE_RC_RNR_NAK_GEN;
 235
 236         if (dev_lim->flags & DEV_LIM_FLAG_BAD_PKEY_CNTR)
 237                 mdev->device_cap_flags |= IB_DEVICE_BAD_PKEY_CNTR;
 238
 239         if (dev_lim->flags & DEV_LIM_FLAG_BAD_QKEY_CNTR)
 240                 mdev->device_cap_flags |= IB_DEVICE_BAD_QKEY_CNTR;
 241
 242         if (dev_lim->flags & DEV_LIM_FLAG_RAW_MULTI)
 243                 mdev->device_cap_flags |= IB_DEVICE_RAW_MULTI;
 244
 245         if (dev_lim->flags & DEV_LIM_FLAG_AUTO_PATH_MIG)
 246                 mdev->device_cap_flags |= IB_DEVICE_AUTO_PATH_MIG;
 247
 248         if (dev_lim->flags & DEV_LIM_FLAG_UD_AV_PORT_ENFORCE)
 249                 mdev->device_cap_flags |= IB_DEVICE_UD_AV_PORT_ENFORCE;
 250
 251         if (dev_lim->flags & DEV_LIM_FLAG_SRQ)
 252                 mdev->mthca_flags |= MTHCA_FLAG_SRQ;
 253
 254         return 0;
 255 }
 256
 257 static int __devinit mthca_init_tavor(struct mthca_dev *mdev)
 258 {
 259         u8 status;
 260         int err;
 261         struct mthca_dev_lim        dev_lim;
 262         struct mthca_profile        profile;
 263         struct mthca_init_hca_param init_hca;
 264
 265         err = mthca_SYS_EN(mdev, &status);
 266         if (err) {
 267                 mthca_err(mdev, "SYS_EN command failed, aborting.\n");
 268                 return err;
 269         }
 270         if (status) {
 271                 mthca_err(mdev, "SYS_EN returned status 0x%02x, "
 272                           "aborting.\n", status);
 273                 return -EINVAL;
 274         }
 275
 276         err = mthca_QUERY_FW(mdev, &status);
 277         if (err) {
 278                 mthca_err(mdev, "QUERY_FW command failed, aborting.\n");
 279                 goto err_disable;
 280         }
 281         if (status) {
 282                 mthca_err(mdev, "QUERY_FW returned status 0x%02x, "
 283                           "aborting.\n", status);
 284                 err = -EINVAL;
 285                 goto err_disable;
 286         }
 287         err = mthca_QUERY_DDR(mdev, &status);
 288         if (err) {
 289                 mthca_err(mdev, "QUERY_DDR command failed, aborting.\n");
 290                 goto err_disable;
 291         }
 292         if (status) {
 293                 mthca_err(mdev, "QUERY_DDR returned status 0x%02x, "
 294                           "aborting.\n", status);
 295                 err = -EINVAL;
 296                 goto err_disable;
 297         }
 298
 299         err = mthca_dev_lim(mdev, &dev_lim);
 300         if (err) {
 301                 mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
 302                 goto err_disable;
 303         }
 304
 305         profile = default_profile;
 306         profile.num_uar   = dev_lim.uar_size / PAGE_SIZE;
 307         profile.uarc_size = 0;
 308         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 309                 profile.num_srq = dev_lim.max_srqs;
 310
 311         err = mthca_make_profile(mdev, &profile, &dev_lim, &init_hca);
 312         if (err < 0)
 313                 goto err_disable;
 314
 315         err = mthca_INIT_HCA(mdev, &init_hca, &status);
 316         if (err) {
 317                 mthca_err(mdev, "INIT_HCA command failed, aborting.\n");
 318                 goto err_disable;
 319         }
 320         if (status) {
 321                 mthca_err(mdev, "INIT_HCA returned status 0x%02x, "
 322                           "aborting.\n", status);
 323                 err = -EINVAL;
 324                 goto err_disable;
 325         }
 326
 327         return 0;
 328
 329 err_disable:
 330         mthca_SYS_DIS(mdev, &status);
 331
 332         return err;
 333 }
 334
 335 static int __devinit mthca_load_fw(struct mthca_dev *mdev)
 336 {
 337         u8 status;
 338         int err;
 339
 340         /* FIXME: use HCA-attached memory for FW if present */
 341
 342         mdev->fw.arbel.fw_icm =
 343                 mthca_alloc_icm(mdev, mdev->fw.arbel.fw_pages,
 344                                 GFP_HIGHUSER | __GFP_NOWARN);
 345         if (!mdev->fw.arbel.fw_icm) {
 346                 mthca_err(mdev, "Couldn't allocate FW area, aborting.\n");
 347                 return -ENOMEM;
 348         }
 349
 350         err = mthca_MAP_FA(mdev, mdev->fw.arbel.fw_icm, &status);
 351         if (err) {
 352                 mthca_err(mdev, "MAP_FA command failed, aborting.\n");
 353                 goto err_free;
 354         }
 355         if (status) {
 356                 mthca_err(mdev, "MAP_FA returned status 0x%02x, aborting.\n", status);
 357                 err = -EINVAL;
 358                 goto err_free;
 359         }
 360         err = mthca_RUN_FW(mdev, &status);
 361         if (err) {
 362                 mthca_err(mdev, "RUN_FW command failed, aborting.\n");
 363                 goto err_unmap_fa;
 364         }
 365         if (status) {
 366                 mthca_err(mdev, "RUN_FW returned status 0x%02x, aborting.\n", status);
 367                 err = -EINVAL;
 368                 goto err_unmap_fa;
 369         }
 370
 371         return 0;
 372
 373 err_unmap_fa:
 374         mthca_UNMAP_FA(mdev, &status);
 375
 376 err_free:
 377         mthca_free_icm(mdev, mdev->fw.arbel.fw_icm);
 378         return err;
 379 }
 380
 381 static int __devinit mthca_init_icm(struct mthca_dev *mdev,
 382                                     struct mthca_dev_lim *dev_lim,
 383                                     struct mthca_init_hca_param *init_hca,
 384                                     u64 icm_size)
 385 {
 386         u64 aux_pages;
 387         u8 status;
 388         int err;
 389
 390         err = mthca_SET_ICM_SIZE(mdev, icm_size, &aux_pages, &status);
 391         if (err) {
 392                 mthca_err(mdev, "SET_ICM_SIZE command failed, aborting.\n");
 393                 return err;
 394         }
 395         if (status) {
 396                 mthca_err(mdev, "SET_ICM_SIZE returned status 0x%02x, "
 397                           "aborting.\n", status);
 398                 return -EINVAL;
 399         }
 400
 401         mthca_dbg(mdev, "%lld KB of HCA context requires %lld KB aux memory.\n",
 402                   (unsigned long long) icm_size >> 10,
 403                   (unsigned long long) aux_pages << 2);
 404
 405         mdev->fw.arbel.aux_icm = mthca_alloc_icm(mdev, aux_pages,
 406                                                  GFP_HIGHUSER | __GFP_NOWARN);
 407         if (!mdev->fw.arbel.aux_icm) {
 408                 mthca_err(mdev, "Couldn't allocate aux memory, aborting.\n");
 409                 return -ENOMEM;
 410         }
 411
 412         err = mthca_MAP_ICM_AUX(mdev, mdev->fw.arbel.aux_icm, &status);
 413         if (err) {
 414                 mthca_err(mdev, "MAP_ICM_AUX command failed, aborting.\n");
 415                 goto err_free_aux;
 416         }
 417         if (status) {
 418                 mthca_err(mdev, "MAP_ICM_AUX returned status 0x%02x, aborting.\n", status);
 419                 err = -EINVAL;
 420                 goto err_free_aux;
 421         }
 422
 423         err = mthca_map_eq_icm(mdev, init_hca->eqc_base);
 424         if (err) {
 425                 mthca_err(mdev, "Failed to map EQ context memory, aborting.\n");
 426                 goto err_unmap_aux;
 427         }
 428
 429         mdev->mr_table.mtt_table = mthca_alloc_icm_table(mdev, init_hca->mtt_base,
 430                                                          MTHCA_MTT_SEG_SIZE,
 431                                                          mdev->limits.num_mtt_segs,
 432                                                          mdev->limits.reserved_mtts, 1);
 433         if (!mdev->mr_table.mtt_table) {
 434                 mthca_err(mdev, "Failed to map MTT context memory, aborting.\n");
 435                 err = -ENOMEM;
 436                 goto err_unmap_eq;
 437         }
 438
 439         mdev->mr_table.mpt_table = mthca_alloc_icm_table(mdev, init_hca->mpt_base,
 440                                                          dev_lim->mpt_entry_sz,
 441                                                          mdev->limits.num_mpts,
 442                                                          mdev->limits.reserved_mrws, 1);
 443         if (!mdev->mr_table.mpt_table) {
 444                 mthca_err(mdev, "Failed to map MPT context memory, aborting.\n");
 445                 err = -ENOMEM;
 446                 goto err_unmap_mtt;
 447         }
 448
 449         mdev->qp_table.qp_table = mthca_alloc_icm_table(mdev, init_hca->qpc_base,
 450                                                         dev_lim->qpc_entry_sz,
 451                                                         mdev->limits.num_qps,
 452                                                         mdev->limits.reserved_qps, 0);
 453         if (!mdev->qp_table.qp_table) {
 454                 mthca_err(mdev, "Failed to map QP context memory, aborting.\n");
 455                 err = -ENOMEM;
 456                 goto err_unmap_mpt;
 457         }
 458
 459         mdev->qp_table.eqp_table = mthca_alloc_icm_table(mdev, init_hca->eqpc_base,
 460                                                          dev_lim->eqpc_entry_sz,
 461                                                          mdev->limits.num_qps,
 462                                                          mdev->limits.reserved_qps, 0);
 463         if (!mdev->qp_table.eqp_table) {
 464                 mthca_err(mdev, "Failed to map EQP context memory, aborting.\n");
 465                 err = -ENOMEM;
 466                 goto err_unmap_qp;
 467         }
 468
 469         mdev->qp_table.rdb_table = mthca_alloc_icm_table(mdev, init_hca->rdb_base,
 470                                                          MTHCA_RDB_ENTRY_SIZE,
 471                                                          mdev->limits.num_qps <<
 472                                                          mdev->qp_table.rdb_shift,
 473                                                          0, 0);
 474         if (!mdev->qp_table.rdb_table) {
 475                 mthca_err(mdev, "Failed to map RDB context memory, aborting\n");
 476                 err = -ENOMEM;
 477                 goto err_unmap_eqp;
 478         }
 479
 480        mdev->cq_table.table = mthca_alloc_icm_table(mdev, init_hca->cqc_base,
 481                                                     dev_lim->cqc_entry_sz,
 482                                                     mdev->limits.num_cqs,
 483                                                     mdev->limits.reserved_cqs, 0);
 484         if (!mdev->cq_table.table) {
 485                 mthca_err(mdev, "Failed to map CQ context memory, aborting.\n");
 486                 err = -ENOMEM;
 487                 goto err_unmap_rdb;
 488         }
 489
 490         if (mdev->mthca_flags & MTHCA_FLAG_SRQ) {
 491                 mdev->srq_table.table =
 492                         mthca_alloc_icm_table(mdev, init_hca->srqc_base,
 493                                               dev_lim->srq_entry_sz,
 494                                               mdev->limits.num_srqs,
 495                                               mdev->limits.reserved_srqs, 0);
 496                 if (!mdev->srq_table.table) {
 497                         mthca_err(mdev, "Failed to map SRQ context memory, "
 498                                   "aborting.\n");
 499                         err = -ENOMEM;
 500                         goto err_unmap_cq;
 501                 }
 502         }
 503
 504         /*
 505          * It's not strictly required, but for simplicity just map the
 506          * whole multicast group table now.  The table isn't very big
 507          * and it's a lot easier than trying to track ref counts.
 508          */
 509         mdev->mcg_table.table = mthca_alloc_icm_table(mdev, init_hca->mc_base,
 510                                                       MTHCA_MGM_ENTRY_SIZE,
 511                                                       mdev->limits.num_mgms +
 512                                                       mdev->limits.num_amgms,
 513                                                       mdev->limits.num_mgms +
 514                                                       mdev->limits.num_amgms,
 515                                                       0);
 516         if (!mdev->mcg_table.table) {
 517                 mthca_err(mdev, "Failed to map MCG context memory, aborting.\n");
 518                 err = -ENOMEM;
 519                 goto err_unmap_srq;
 520         }
 521
 522         return 0;
 523
 524 err_unmap_srq:
 525         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 526                 mthca_free_icm_table(mdev, mdev->srq_table.table);
 527
 528 err_unmap_cq:
 529         mthca_free_icm_table(mdev, mdev->cq_table.table);
 530
 531 err_unmap_rdb:
 532         mthca_free_icm_table(mdev, mdev->qp_table.rdb_table);
 533
 534 err_unmap_eqp:
 535         mthca_free_icm_table(mdev, mdev->qp_table.eqp_table);
 536
 537 err_unmap_qp:
 538         mthca_free_icm_table(mdev, mdev->qp_table.qp_table);
 539
 540 err_unmap_mpt:
 541         mthca_free_icm_table(mdev, mdev->mr_table.mpt_table);
 542
 543 err_unmap_mtt:
 544         mthca_free_icm_table(mdev, mdev->mr_table.mtt_table);
 545
 546 err_unmap_eq:
 547         mthca_unmap_eq_icm(mdev);
 548
 549 err_unmap_aux:
 550         mthca_UNMAP_ICM_AUX(mdev, &status);
 551
 552 err_free_aux:
 553         mthca_free_icm(mdev, mdev->fw.arbel.aux_icm);
 554
 555         return err;
 556 }
 557
 558 static void mthca_free_icms(struct mthca_dev *mdev)
 559 {
 560         u8 status;
 561
 562         mthca_free_icm_table(mdev, mdev->mcg_table.table);
 563         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 564                 mthca_free_icm_table(mdev, mdev->srq_table.table);
 565         mthca_free_icm_table(mdev, mdev->cq_table.table);
 566         mthca_free_icm_table(mdev, mdev->qp_table.rdb_table);
 567         mthca_free_icm_table(mdev, mdev->qp_table.eqp_table);
 568         mthca_free_icm_table(mdev, mdev->qp_table.qp_table);
 569         mthca_free_icm_table(mdev, mdev->mr_table.mpt_table);
 570         mthca_free_icm_table(mdev, mdev->mr_table.mtt_table);
 571         mthca_unmap_eq_icm(mdev);
 572
 573         mthca_UNMAP_ICM_AUX(mdev, &status);
 574         mthca_free_icm(mdev, mdev->fw.arbel.aux_icm);
 575 }
 576
 577 static int __devinit mthca_init_arbel(struct mthca_dev *mdev)
 578 {
 579         struct mthca_dev_lim        dev_lim;
 580         struct mthca_profile        profile;
 581         struct mthca_init_hca_param init_hca;
 582         u64 icm_size;
 583         u8 status;
 584         int err;
 585
 586         err = mthca_QUERY_FW(mdev, &status);
 587         if (err) {
 588                 mthca_err(mdev, "QUERY_FW command failed, aborting.\n");
 589                 return err;
 590         }
 591         if (status) {
 592                 mthca_err(mdev, "QUERY_FW returned status 0x%02x, "
 593                           "aborting.\n", status);
 594                 return -EINVAL;
 595         }
 596
 597         err = mthca_ENABLE_LAM(mdev, &status);
 598         if (err) {
 599                 mthca_err(mdev, "ENABLE_LAM command failed, aborting.\n");
 600                 return err;
 601         }
 602         if (status == MTHCA_CMD_STAT_LAM_NOT_PRE) {
 603                 mthca_dbg(mdev, "No HCA-attached memory (running in MemFree mode)\n");
 604                 mdev->mthca_flags |= MTHCA_FLAG_NO_LAM;
 605         } else if (status) {
 606                 mthca_err(mdev, "ENABLE_LAM returned status 0x%02x, "
 607                           "aborting.\n", status);
 608                 return -EINVAL;
 609         }
 610
 611         err = mthca_load_fw(mdev);
 612         if (err) {
 613                 mthca_err(mdev, "Failed to start FW, aborting.\n");
 614                 goto err_disable;
 615         }
 616
 617         err = mthca_dev_lim(mdev, &dev_lim);
 618         if (err) {
 619                 mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
 620                 goto err_stop_fw;
 621         }
 622
 623         profile = default_profile;
 624         profile.num_uar  = dev_lim.uar_size / PAGE_SIZE;
 625         profile.num_udav = 0;
 626         if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
 627                 profile.num_srq = dev_lim.max_srqs;
 628
 629         icm_size = mthca_make_profile(mdev, &profile, &dev_lim, &init_hca);
 630         if ((int) icm_size < 0) {
 631                 err = icm_size;
 632                 goto err_stop_fw;
 633         }
 634
 635         err = mthca_init_icm(mdev, &dev_lim, &init_hca, icm_size);
 636         if (err)
 637                 goto err_stop_fw;
 638
 639         err = mthca_INIT_HCA(mdev, &init_hca, &status);
 640         if (err) {
 641                 mthca_err(mdev, "INIT_HCA command failed, aborting.\n");
 642                 goto err_free_icm;
 643         }
 644         if (status) {
 645                 mthca_err(mdev, "INIT_HCA returned status 0x%02x, "
 646                           "aborting.\n", status);
 647                 err = -EINVAL;
 648                 goto err_free_icm;
 649         }
 650
 651         return 0;
 652
 653 err_free_icm:
 654         mthca_free_icms(mdev);
 655
 656 err_stop_fw:
 657         mthca_UNMAP_FA(mdev, &status);
 658         mthca_free_icm(mdev, mdev->fw.arbel.fw_icm);
 659
 660 err_disable:
 661         if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM))
 662                 mthca_DISABLE_LAM(mdev, &status);
 663
 664         return err;
 665 }
 666
 667 static void mthca_close_hca(struct mthca_dev *mdev)
 668 {
 669         u8 status;
 670
 671         mthca_CLOSE_HCA(mdev, 0, &status);
 672
 673         if (mthca_is_memfree(mdev)) {
 674                 mthca_free_icms(mdev);
 675
 676                 mthca_UNMAP_FA(mdev, &status);
 677                 mthca_free_icm(mdev, mdev->fw.arbel.fw_icm);
 678
 679                 if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM))
 680                         mthca_DISABLE_LAM(mdev, &status);
 681         } else
 682                 mthca_SYS_DIS(mdev, &status);
 683 }
 684
 685 static int __devinit mthca_init_hca(struct mthca_dev *mdev)
 686 {
 687         u8 status;
 688         int err;
 689         struct mthca_adapter adapter;
 690
 691         if (mthca_is_memfree(mdev))
 692                 err = mthca_init_arbel(mdev);
 693         else
 694                 err = mthca_init_tavor(mdev);
 695
 696         if (err)
 697                 return err;
 698
 699         err = mthca_QUERY_ADAPTER(mdev, &adapter, &status);
 700         if (err) {
 701                 mthca_err(mdev, "QUERY_ADAPTER command failed, aborting.\n");
 702                 goto err_close;
 703         }
 704         if (status) {
 705                 mthca_err(mdev, "QUERY_ADAPTER returned status 0x%02x, "
 706                           "aborting.\n", status);
 707                 err = -EINVAL;
 708                 goto err_close;
 709         }
 710
 711         mdev->eq_table.inta_pin = adapter.inta_pin;
 712         mdev->rev_id            = adapter.revision_id;
 713         memcpy(mdev->board_id, adapter.board_id, sizeof mdev->board_id);
 714
 715         return 0;
 716
 717 err_close:
 718         mthca_close_hca(mdev);
 719         return err;
 720 }
 721
 722 static int __devinit mthca_setup_hca(struct mthca_dev *dev)
 723 {
 724         int err;
 725         u8 status;
 726
 727         MTHCA_INIT_DOORBELL_LOCK(&dev->doorbell_lock);
 728
 729         err = mthca_init_uar_table(dev);
 730         if (err) {
 731                 mthca_err(dev, "Failed to initialize "
 732                           "user access region table, aborting.\n");
 733                 return err;
 734         }
 735
 736         err = mthca_uar_alloc(dev, &dev->driver_uar);
 737         if (err) {
 738                 mthca_err(dev, "Failed to allocate driver access region, "
 739                           "aborting.\n");
 740                 goto err_uar_table_free;
 741         }
 742
 743         dev->kar = ioremap(dev->driver_uar.pfn << PAGE_SHIFT, PAGE_SIZE);
 744         if (!dev->kar) {
 745                 mthca_err(dev, "Couldn't map kernel access region, "
 746                           "aborting.\n");
 747                 err = -ENOMEM;
 748                 goto err_uar_free;
 749         }
 750
 751         err = mthca_init_pd_table(dev);
 752         if (err) {
 753                 mthca_err(dev, "Failed to initialize "
 754                           "protection domain table, aborting.\n");
 755                 goto err_kar_unmap;
 756         }
 757
 758         err = mthca_init_mr_table(dev);
 759         if (err) {
 760                 mthca_err(dev, "Failed to initialize "
 761                           "memory region table, aborting.\n");
 762                 goto err_pd_table_free;
 763         }
 764
 765         err = mthca_pd_alloc(dev, 1, &dev->driver_pd);
 766         if (err) {
 767                 mthca_err(dev, "Failed to create driver PD, "
 768                           "aborting.\n");
 769                 goto err_mr_table_free;
 770         }
 771
 772         err = mthca_init_eq_table(dev);
 773         if (err) {
 774                 mthca_err(dev, "Failed to initialize "
 775                           "event queue table, aborting.\n");
 776                 goto err_pd_free;
 777         }
 778
 779         err = mthca_cmd_use_events(dev);
 780         if (err) {
 781                 mthca_err(dev, "Failed to switch to event-driven "
 782                           "firmware commands, aborting.\n");
 783                 goto err_eq_table_free;
 784         }
 785
 786         err = mthca_NOP(dev, &status);
 787         if (err || status) {
 788                 mthca_err(dev, "NOP command failed to generate interrupt (IRQ %d), aborting.\n",
 789                           dev->mthca_flags & MTHCA_FLAG_MSI_X ?
 790                           dev->eq_table.eq[MTHCA_EQ_CMD].msi_x_vector :
 791                           dev->pdev->irq);
 792                 if (dev->mthca_flags & (MTHCA_FLAG_MSI | MTHCA_FLAG_MSI_X))
 793                         mthca_err(dev, "Try again with MSI/MSI-X disabled.\n");
 794                 else
 795                         mthca_err(dev, "BIOS or ACPI interrupt routing problem?\n");
 796
 797                 goto err_cmd_poll;
 798         }
 799
 800         mthca_dbg(dev, "NOP command IRQ test passed\n");
 801
 802         err = mthca_init_cq_table(dev);
 803         if (err) {
 804                 mthca_err(dev, "Failed to initialize "
 805                           "completion queue table, aborting.\n");
 806                 goto err_cmd_poll;
 807         }
 808
 809         err = mthca_init_srq_table(dev);
 810         if (err) {
 811                 mthca_err(dev, "Failed to initialize "
 812                           "shared receive queue table, aborting.\n");
 813                 goto err_cq_table_free;
 814         }
 815
 816         err = mthca_init_qp_table(dev);
 817         if (err) {
 818                 mthca_err(dev, "Failed to initialize "
 819                           "queue pair table, aborting.\n");
 820                 goto err_srq_table_free;
 821         }
 822
 823         err = mthca_init_av_table(dev);
 824         if (err) {
 825                 mthca_err(dev, "Failed to initialize "
 826                           "address vector table, aborting.\n");
 827                 goto err_qp_table_free;
 828         }
 829
 830         err = mthca_init_mcg_table(dev);
 831         if (err) {
 832                 mthca_err(dev, "Failed to initialize "
 833                           "multicast group table, aborting.\n");
 834                 goto err_av_table_free;
 835         }
 836
 837         return 0;
 838
 839 err_av_table_free:
 840         mthca_cleanup_av_table(dev);
 841
 842 err_qp_table_free:
 843         mthca_cleanup_qp_table(dev);
 844
 845 err_srq_table_free:
 846         mthca_cleanup_srq_table(dev);
 847
 848 err_cq_table_free:
 849         mthca_cleanup_cq_table(dev);
 850
 851 err_cmd_poll:
 852         mthca_cmd_use_polling(dev);
 853
 854 err_eq_table_free:
 855         mthca_cleanup_eq_table(dev);
 856
 857 err_pd_free:
 858         mthca_pd_free(dev, &dev->driver_pd);
 859
 860 err_mr_table_free:
 861         mthca_cleanup_mr_table(dev);
 862
 863 err_pd_table_free:
 864         mthca_cleanup_pd_table(dev);
 865
 866 err_kar_unmap:
 867         iounmap(dev->kar);
 868
 869 err_uar_free:
 870         mthca_uar_free(dev, &dev->driver_uar);
 871
 872 err_uar_table_free:
 873         mthca_cleanup_uar_table(dev);
 874         return err;
 875 }
 876
 877 static int __devinit mthca_request_regions(struct pci_dev *pdev,
 878                                            int ddr_hidden)
 879 {
 880         int err;
 881
 882         /*
 883          * We can't just use pci_request_regions() because the MSI-X
 884          * table is right in the middle of the first BAR.  If we did
 885          * pci_request_region and grab all of the first BAR, then
 886          * setting up MSI-X would fail, since the PCI core wants to do
 887          * request_mem_region on the MSI-X vector table.
 888          *
 889          * So just request what we need right now, and request any
 890          * other regions we need when setting up EQs.
 891          */
 892         if (!request_mem_region(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE,
 893                                 MTHCA_HCR_SIZE, DRV_NAME))
 894                 return -EBUSY;
 895
 896         err = pci_request_region(pdev, 2, DRV_NAME);
 897         if (err)
 898                 goto err_bar2_failed;
 899
 900         if (!ddr_hidden) {
 901                 err = pci_request_region(pdev, 4, DRV_NAME);
 902                 if (err)
 903                         goto err_bar4_failed;
 904         }
 905
 906         return 0;
 907
 908 err_bar4_failed:
 909         pci_release_region(pdev, 2);
 910
 911 err_bar2_failed:
 912         release_mem_region(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE,
 913                            MTHCA_HCR_SIZE);
 914
 915         return err;
 916 }
 917
 918 static void mthca_release_regions(struct pci_dev *pdev,
 919                                   int ddr_hidden)
 920 {
 921         if (!ddr_hidden)
 922                 pci_release_region(pdev, 4);
 923
 924         pci_release_region(pdev, 2);
 925
 926         release_mem_region(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE,
 927                            MTHCA_HCR_SIZE);
 928 }
 929
 930 static int __devinit mthca_enable_msi_x(struct mthca_dev *mdev)
 931 {
 932         struct msix_entry entries[3];
 933         int err;
 934
 935         entries[0].entry = 0;
 936         entries[1].entry = 1;
 937         entries[2].entry = 2;
 938
 939         err = pci_enable_msix(mdev->pdev, entries, ARRAY_SIZE(entries));
 940         if (err) {
 941                 if (err > 0)
 942                         mthca_info(mdev, "Only %d MSI-X vectors available, "
 943                                    "not using MSI-X\n", err);
 944                 return err;
 945         }
 946
 947         mdev->eq_table.eq[MTHCA_EQ_COMP ].msi_x_vector = entries[0].vector;
 948         mdev->eq_table.eq[MTHCA_EQ_ASYNC].msi_x_vector = entries[1].vector;
 949         mdev->eq_table.eq[MTHCA_EQ_CMD  ].msi_x_vector = entries[2].vector;
 950
 951         return 0;
 952 }
 953
 954 /* Types of supported HCA */
 955 enum {
 956         TAVOR,                  /* MT23108                        */
 957         ARBEL_COMPAT,           /* MT25208 in Tavor compat mode   */
 958         ARBEL_NATIVE,           /* MT25208 with extended features */
 959         SINAI                   /* MT25204 */
 960 };
 961
 962 #define MTHCA_FW_VER(major, minor, subminor) \
 963         (((u64) (major) << 32) | ((u64) (minor) << 16) | (u64) (subminor))
 964
 965 static struct {
 966         u64 latest_fw;
 967         u32 flags;
 968 } mthca_hca_table[] = {
 969         [TAVOR]        = { .latest_fw = MTHCA_FW_VER(3, 4, 0),
 970                            .flags     = 0 },
 971         [ARBEL_COMPAT] = { .latest_fw = MTHCA_FW_VER(4, 7, 400),
 972                            .flags     = MTHCA_FLAG_PCIE },
 973         [ARBEL_NATIVE] = { .latest_fw = MTHCA_FW_VER(5, 1, 0),
 974                            .flags     = MTHCA_FLAG_MEMFREE |
 975                                         MTHCA_FLAG_PCIE },
 976         [SINAI]        = { .latest_fw = MTHCA_FW_VER(1, 0, 800),
 977                            .flags     = MTHCA_FLAG_MEMFREE |
 978                                         MTHCA_FLAG_PCIE    |
 979                                         MTHCA_FLAG_SINAI_OPT }
 980 };
 981
 982 static int __devinit mthca_init_one(struct pci_dev *pdev,
 983                                     const struct pci_device_id *id)
 984 {
 985         static int mthca_version_printed = 0;
 986         int ddr_hidden = 0;
 987         int err;
 988         struct mthca_dev *mdev;
 989
 990         if (!mthca_version_printed) {
 991                 printk(KERN_INFO "%s", mthca_version);
 992                 ++mthca_version_printed;
 993         }
 994
 995         printk(KERN_INFO PFX "Initializing %s\n",
 996                pci_name(pdev));
 997
 998         if (id->driver_data >= ARRAY_SIZE(mthca_hca_table)) {
 999                 printk(KERN_ERR PFX "%s has invalid driver data %lx\n",
1000                        pci_name(pdev), id->driver_data);
1001                 return -ENODEV;
1002         }
1003
1004         err = pci_enable_device(pdev);
1005         if (err) {
1006                 dev_err(&pdev->dev, "Cannot enable PCI device, "
1007                         "aborting.\n");
1008                 return err;
1009         }
1010
1011         /*
1012          * Check for BARs.  We expect 0: 1MB, 2: 8MB, 4: DDR (may not
1013          * be present)
1014          */
1015         if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM) ||
1016             pci_resource_len(pdev, 0) != 1 << 20) {
1017                 dev_err(&pdev->dev, "Missing DCS, aborting.\n");
1018                 err = -ENODEV;
1019                 goto err_disable_pdev;
1020         }
1021         if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) {
1022                 dev_err(&pdev->dev, "Missing UAR, aborting.\n");
1023                 err = -ENODEV;
1024                 goto err_disable_pdev;
1025         }
1026         if (!(pci_resource_flags(pdev, 4) & IORESOURCE_MEM))
1027                 ddr_hidden = 1;
1028
1029         err = mthca_request_regions(pdev, ddr_hidden);
1030         if (err) {
1031                 dev_err(&pdev->dev, "Cannot obtain PCI resources, "
1032                         "aborting.\n");
1033                 goto err_disable_pdev;
1034         }
1035
1036         pci_set_master(pdev);
1037
1038         err = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
1039         if (err) {
1040                 dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n");
1041                 err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
1042                 if (err) {
1043                         dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n");
1044                         goto err_free_res;
1045                 }
1046         }
1047         err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
1048         if (err) {
1049                 dev_warn(&pdev->dev, "Warning: couldn't set 64-bit "
1050                          "consistent PCI DMA mask.\n");
1051                 err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
1052                 if (err) {
1053                         dev_err(&pdev->dev, "Can't set consistent PCI DMA mask, "
1054                                 "aborting.\n");
1055                         goto err_free_res;
1056                 }
1057         }
1058
1059         mdev = (struct mthca_dev *) ib_alloc_device(sizeof *mdev);
1060         if (!mdev) {
1061                 dev_err(&pdev->dev, "Device struct alloc failed, "
1062                         "aborting.\n");
1063                 err = -ENOMEM;
1064                 goto err_free_res;
1065         }
1066
1067         mdev->pdev = pdev;
1068
1069         mdev->mthca_flags = mthca_hca_table[id->driver_data].flags;
1070         if (ddr_hidden)
1071                 mdev->mthca_flags |= MTHCA_FLAG_DDR_HIDDEN;
1072
1073         /*
1074          * Now reset the HCA before we touch the PCI capabilities or
1075          * attempt a firmware command, since a boot ROM may have left
1076          * the HCA in an undefined state.
1077          */
1078         err = mthca_reset(mdev);
1079         if (err) {
1080                 mthca_err(mdev, "Failed to reset HCA, aborting.\n");
1081                 goto err_free_dev;
1082         }
1083
1084         if (msi_x && !mthca_enable_msi_x(mdev))
1085                 mdev->mthca_flags |= MTHCA_FLAG_MSI_X;
1086         if (msi && !(mdev->mthca_flags & MTHCA_FLAG_MSI_X) &&
1087             !pci_enable_msi(pdev))
1088                 mdev->mthca_flags |= MTHCA_FLAG_MSI;
1089
1090         if (mthca_cmd_init(mdev)) {
1091                 mthca_err(mdev, "Failed to init command interface, aborting.\n");
1092                 goto err_free_dev;
1093         }
1094
1095         err = mthca_tune_pci(mdev);
1096         if (err)
1097                 goto err_cmd;
1098
1099         err = mthca_init_hca(mdev);
1100         if (err)
1101                 goto err_cmd;
1102
1103         if (mdev->fw_ver < mthca_hca_table[id->driver_data].latest_fw) {
1104                 mthca_warn(mdev, "HCA FW version %d.%d.%d is old (%d.%d.%d is current).\n",
1105                            (int) (mdev->fw_ver >> 32), (int) (mdev->fw_ver >> 16) & 0xffff,
1106                            (int) (mdev->fw_ver & 0xffff),
1107                            (int) (mthca_hca_table[id->driver_data].latest_fw >> 32),
1108                            (int) (mthca_hca_table[id->driver_data].latest_fw >> 16) & 0xffff,
1109                            (int) (mthca_hca_table[id->driver_data].latest_fw & 0xffff));
1110                 mthca_warn(mdev, "If you have problems, try updating your HCA FW.\n");
1111         }
1112
1113         err = mthca_setup_hca(mdev);
1114         if (err)
1115                 goto err_close;
1116
1117         err = mthca_register_device(mdev);
1118         if (err)
1119                 goto err_cleanup;
1120
1121         err = mthca_create_agents(mdev);
1122         if (err)
1123                 goto err_unregister;
1124
1125         pci_set_drvdata(pdev, mdev);
1126
1127         return 0;
1128
1129 err_unregister:
1130         mthca_unregister_device(mdev);
1131
1132 err_cleanup:
1133         mthca_cleanup_mcg_table(mdev);
1134         mthca_cleanup_av_table(mdev);
1135         mthca_cleanup_qp_table(mdev);
1136         mthca_cleanup_srq_table(mdev);
1137         mthca_cleanup_cq_table(mdev);
1138         mthca_cmd_use_polling(mdev);
1139         mthca_cleanup_eq_table(mdev);
1140
1141         mthca_pd_free(mdev, &mdev->driver_pd);
1142
1143         mthca_cleanup_mr_table(mdev);
1144         mthca_cleanup_pd_table(mdev);
1145         mthca_cleanup_uar_table(mdev);
1146
1147 err_close:
1148         mthca_close_hca(mdev);
1149
1150 err_cmd:
1151         mthca_cmd_cleanup(mdev);
1152
1153 err_free_dev:
1154         if (mdev->mthca_flags & MTHCA_FLAG_MSI_X)
1155                 pci_disable_msix(pdev);
1156         if (mdev->mthca_flags & MTHCA_FLAG_MSI)
1157                 pci_disable_msi(pdev);
1158
1159         ib_dealloc_device(&mdev->ib_dev);
1160
1161 err_free_res:
1162         mthca_release_regions(pdev, ddr_hidden);
1163
1164 err_disable_pdev:
1165         pci_disable_device(pdev);
1166         pci_set_drvdata(pdev, NULL);
1167         return err;
1168 }
1169
1170 static void __devexit mthca_remove_one(struct pci_dev *pdev)
1171 {
1172         struct mthca_dev *mdev = pci_get_drvdata(pdev);
1173         u8 status;
1174         int p;
1175
1176         if (mdev) {
1177                 mthca_free_agents(mdev);
1178                 mthca_unregister_device(mdev);
1179
1180                 for (p = 1; p <= mdev->limits.num_ports; ++p)
1181                         mthca_CLOSE_IB(mdev, p, &status);
1182
1183                 mthca_cleanup_mcg_table(mdev);
1184                 mthca_cleanup_av_table(mdev);
1185                 mthca_cleanup_qp_table(mdev);
1186                 mthca_cleanup_srq_table(mdev);
1187                 mthca_cleanup_cq_table(mdev);
1188                 mthca_cmd_use_polling(mdev);
1189                 mthca_cleanup_eq_table(mdev);
1190
1191                 mthca_pd_free(mdev, &mdev->driver_pd);
1192
1193                 mthca_cleanup_mr_table(mdev);
1194                 mthca_cleanup_pd_table(mdev);
1195
1196                 iounmap(mdev->kar);
1197                 mthca_uar_free(mdev, &mdev->driver_uar);
1198                 mthca_cleanup_uar_table(mdev);
1199                 mthca_close_hca(mdev);
1200                 mthca_cmd_cleanup(mdev);
1201
1202                 if (mdev->mthca_flags & MTHCA_FLAG_MSI_X)
1203                         pci_disable_msix(pdev);
1204                 if (mdev->mthca_flags & MTHCA_FLAG_MSI)
1205                         pci_disable_msi(pdev);
1206
1207                 ib_dealloc_device(&mdev->ib_dev);
1208                 mthca_release_regions(pdev, mdev->mthca_flags &
1209                                       MTHCA_FLAG_DDR_HIDDEN);
1210                 pci_disable_device(pdev);
1211                 pci_set_drvdata(pdev, NULL);
1212         }
1213 }
1214
1215 static struct pci_device_id mthca_pci_table[] = {
1216         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_TAVOR),
1217           .driver_data = TAVOR },
1218         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_TAVOR),
1219           .driver_data = TAVOR },
1220         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_ARBEL_COMPAT),
1221           .driver_data = ARBEL_COMPAT },
1222         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_ARBEL_COMPAT),
1223           .driver_data = ARBEL_COMPAT },
1224         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_ARBEL),
1225           .driver_data = ARBEL_NATIVE },
1226         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_ARBEL),
1227           .driver_data = ARBEL_NATIVE },
1228         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_SINAI),
1229           .driver_data = SINAI },
1230         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_SINAI),
1231           .driver_data = SINAI },
1232         { PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_SINAI_OLD),
1233           .driver_data = SINAI },
1234         { PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_SINAI_OLD),
1235           .driver_data = SINAI },
1236         { 0, }
1237 };
1238
1239 MODULE_DEVICE_TABLE(pci, mthca_pci_table);
1240
1241 static struct pci_driver mthca_driver = {
1242         .name           = DRV_NAME,
1243         .id_table       = mthca_pci_table,
1244         .probe          = mthca_init_one,
1245         .remove         = __devexit_p(mthca_remove_one)
1246 };
1247
1248 static int __init mthca_init(void)
1249 {
1250         int ret;
1251
1252         ret = pci_register_driver(&mthca_driver);
1253         return ret < 0 ? ret : 0;
1254 }
1255
1256 static void __exit mthca_cleanup(void)
1257 {
1258         pci_unregister_driver(&mthca_driver);
1259 }
1260
1261 module_init(mthca_init);
1262 module_exit(mthca_cleanup);