drivers/net/qede/qede_main.c

   1 /*
   2  * Copyright (c) 2016 QLogic Corporation.
   3  * All rights reserved.
   4  * www.qlogic.com
   5  *
   6  * See LICENSE.qede_pmd for copyright and licensing details.
   7  */
   8
   9 #include <limits.h>
  10 #include <time.h>
  11 #include <rte_alarm.h>
  12
  13 #include "qede_ethdev.h"
  14
  15 static uint8_t npar_tx_switching = 1;
  16
  17 /* Alarm timeout. */
  18 #define QEDE_ALARM_TIMEOUT_US 100000
  19
  20 /* Global variable to hold absolute path of fw file */
  21 char fw_file[PATH_MAX];
  22
  23 const char *QEDE_DEFAULT_FIRMWARE =
  24         "/lib/firmware/qed/qed_init_values-8.10.9.0.bin";
  25
  26 static void
  27 qed_update_pf_params(struct ecore_dev *edev, struct ecore_pf_params *params)
  28 {
  29         int i;
  30
  31         for (i = 0; i < edev->num_hwfns; i++) {
  32                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
  33                 p_hwfn->pf_params = *params;
  34         }
  35 }
  36
  37 static void qed_init_pci(struct ecore_dev *edev, struct rte_pci_device *pci_dev)
  38 {
  39         edev->regview = pci_dev->mem_resource[0].addr;
  40         edev->doorbells = pci_dev->mem_resource[2].addr;
  41 }
  42
  43 static int
  44 qed_probe(struct ecore_dev *edev, struct rte_pci_device *pci_dev,
  45           enum qed_protocol protocol, uint32_t dp_module,
  46           uint8_t dp_level, bool is_vf)
  47 {
  48         struct ecore_hw_prepare_params hw_prepare_params;
  49         struct qede_dev *qdev = (struct qede_dev *)edev;
  50         int rc;
  51
  52         ecore_init_struct(edev);
  53         qdev->protocol = protocol;
  54         if (is_vf) {
  55                 edev->b_is_vf = true;
  56                 edev->b_hw_channel = true; /* @DPDK */
  57         }
  58         ecore_init_dp(edev, dp_module, dp_level, NULL);
  59         qed_init_pci(edev, pci_dev);
  60
  61         memset(&hw_prepare_params, 0, sizeof(hw_prepare_params));
  62         hw_prepare_params.personality = ECORE_PCI_ETH;
  63         hw_prepare_params.drv_resc_alloc = false;
  64         hw_prepare_params.chk_reg_fifo = false;
  65         rc = ecore_hw_prepare(edev, &hw_prepare_params);
  66         if (rc) {
  67                 DP_ERR(edev, "hw prepare failed\n");
  68                 return rc;
  69         }
  70
  71         return rc;
  72 }
  73
  74 static int qed_nic_setup(struct ecore_dev *edev)
  75 {
  76         int rc, i;
  77
  78         rc = ecore_resc_alloc(edev);
  79         if (rc)
  80                 return rc;
  81
  82         DP_INFO(edev, "Allocated qed resources\n");
  83         ecore_resc_setup(edev);
  84
  85         return rc;
  86 }
  87
  88 #ifdef CONFIG_ECORE_ZIPPED_FW
  89 static int qed_alloc_stream_mem(struct ecore_dev *edev)
  90 {
  91         int i;
  92
  93         for_each_hwfn(edev, i) {
  94                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
  95
  96                 p_hwfn->stream = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
  97                                              sizeof(*p_hwfn->stream));
  98                 if (!p_hwfn->stream)
  99                         return -ENOMEM;
 100         }
 101
 102         return 0;
 103 }
 104
 105 static void qed_free_stream_mem(struct ecore_dev *edev)
 106 {
 107         int i;
 108
 109         for_each_hwfn(edev, i) {
 110                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 111
 112                 if (!p_hwfn->stream)
 113                         return;
 114
 115                 OSAL_FREE(p_hwfn->p_dev, p_hwfn->stream);
 116         }
 117 }
 118 #endif
 119
 120 #ifdef CONFIG_ECORE_BINARY_FW
 121 static int qed_load_firmware_data(struct ecore_dev *edev)
 122 {
 123         int fd;
 124         struct stat st;
 125         const char *fw = RTE_LIBRTE_QEDE_FW;
 126
 127         if (strcmp(fw, "") == 0)
 128                 strcpy(fw_file, QEDE_DEFAULT_FIRMWARE);
 129         else
 130                 strcpy(fw_file, fw);
 131
 132         fd = open(fw_file, O_RDONLY);
 133         if (fd < 0) {
 134                 DP_NOTICE(edev, false, "Can't open firmware file\n");
 135                 return -ENOENT;
 136         }
 137
 138         if (fstat(fd, &st) < 0) {
 139                 DP_NOTICE(edev, false, "Can't stat firmware file\n");
 140                 close(fd);
 141                 return -1;
 142         }
 143
 144         edev->firmware = rte_zmalloc("qede_fw", st.st_size,
 145                                     RTE_CACHE_LINE_SIZE);
 146         if (!edev->firmware) {
 147                 DP_NOTICE(edev, false, "Can't allocate memory for firmware\n");
 148                 close(fd);
 149                 return -ENOMEM;
 150         }
 151
 152         if (read(fd, edev->firmware, st.st_size) != st.st_size) {
 153                 DP_NOTICE(edev, false, "Can't read firmware data\n");
 154                 close(fd);
 155                 return -1;
 156         }
 157
 158         edev->fw_len = st.st_size;
 159         if (edev->fw_len < 104) {
 160                 DP_NOTICE(edev, false, "Invalid fw size: %" PRIu64 "\n",
 161                           edev->fw_len);
 162                 close(fd);
 163                 return -EINVAL;
 164         }
 165
 166         close(fd);
 167         return 0;
 168 }
 169 #endif
 170
 171 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
 172 {
 173         uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
 174
 175         is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
 176                                                       &is_mac_forced);
 177         if (is_mac_exist && is_mac_forced)
 178                 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
 179
 180         /* Always update link configuration according to bulletin */
 181         qed_link_update(hwfn);
 182 }
 183
 184 static void qede_vf_task(void *arg)
 185 {
 186         struct ecore_hwfn *p_hwfn = arg;
 187         uint8_t change = 0;
 188
 189         /* Read the bulletin board, and re-schedule the task */
 190         ecore_vf_read_bulletin(p_hwfn, &change);
 191         if (change)
 192                 qed_handle_bulletin_change(p_hwfn);
 193
 194         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
 195 }
 196
 197 static void qed_start_iov_task(struct ecore_dev *edev)
 198 {
 199         struct ecore_hwfn *p_hwfn;
 200         int i;
 201
 202         for_each_hwfn(edev, i) {
 203                 p_hwfn = &edev->hwfns[i];
 204                 if (!IS_PF(edev))
 205                         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
 206                                           p_hwfn);
 207         }
 208 }
 209
 210 static void qed_stop_iov_task(struct ecore_dev *edev)
 211 {
 212         struct ecore_hwfn *p_hwfn;
 213         int i;
 214
 215         for_each_hwfn(edev, i) {
 216                 p_hwfn = &edev->hwfns[i];
 217                 if (!IS_PF(edev))
 218                         rte_eal_alarm_cancel(qede_vf_task, p_hwfn);
 219         }
 220 }
 221 static int qed_slowpath_start(struct ecore_dev *edev,
 222                               struct qed_slowpath_params *params)
 223 {
 224         bool allow_npar_tx_switching;
 225         const uint8_t *data = NULL;
 226         struct ecore_hwfn *hwfn;
 227         struct ecore_mcp_drv_version drv_version;
 228         struct ecore_hw_init_params hw_init_params;
 229         struct qede_dev *qdev = (struct qede_dev *)edev;
 230         int rc;
 231
 232 #ifdef CONFIG_ECORE_BINARY_FW
 233         if (IS_PF(edev)) {
 234                 rc = qed_load_firmware_data(edev);
 235                 if (rc) {
 236                         DP_NOTICE(edev, true,
 237                                   "Failed to find fw file %s\n", fw_file);
 238                         goto err;
 239                 }
 240         }
 241 #endif
 242
 243         rc = qed_nic_setup(edev);
 244         if (rc)
 245                 goto err;
 246
 247         /* set int_coalescing_mode */
 248         edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
 249
 250 #ifdef CONFIG_ECORE_ZIPPED_FW
 251         if (IS_PF(edev)) {
 252                 /* Allocate stream for unzipping */
 253                 rc = qed_alloc_stream_mem(edev);
 254                 if (rc) {
 255                         DP_NOTICE(edev, true,
 256                         "Failed to allocate stream memory\n");
 257                         goto err2;
 258                 }
 259         }
 260
 261         qed_start_iov_task(edev);
 262 #endif
 263
 264 #ifdef CONFIG_ECORE_BINARY_FW
 265         if (IS_PF(edev))
 266                 data = (const uint8_t *)edev->firmware + sizeof(u32);
 267 #endif
 268
 269         allow_npar_tx_switching = npar_tx_switching ? true : false;
 270
 271         /* Start the slowpath */
 272         memset(&hw_init_params, 0, sizeof(hw_init_params));
 273         hw_init_params.b_hw_start = true;
 274         hw_init_params.int_mode = ECORE_INT_MODE_MSIX;
 275         hw_init_params.allow_npar_tx_switch = allow_npar_tx_switching;
 276         hw_init_params.bin_fw_data = data;
 277         hw_init_params.epoch = (u32)time(NULL);
 278         rc = ecore_hw_init(edev, &hw_init_params);
 279         if (rc) {
 280                 DP_ERR(edev, "ecore_hw_init failed\n");
 281                 goto err2;
 282         }
 283
 284         DP_INFO(edev, "HW inited and function started\n");
 285
 286         if (IS_PF(edev)) {
 287                 hwfn = ECORE_LEADING_HWFN(edev);
 288                 drv_version.version = (params->drv_major << 24) |
 289                     (params->drv_minor << 16) |
 290                     (params->drv_rev << 8) | (params->drv_eng);
 291                 /* TBD: strlcpy() */
 292                 strncpy((char *)drv_version.name, (const char *)params->name,
 293                         MCP_DRV_VER_STR_SIZE - 4);
 294                 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
 295                                                 &drv_version);
 296                 if (rc) {
 297                         DP_NOTICE(edev, true,
 298                                   "Failed sending drv version command\n");
 299                         return rc;
 300                 }
 301         }
 302
 303         ecore_reset_vport_stats(edev);
 304
 305         return 0;
 306
 307         ecore_hw_stop(edev);
 308 err2:
 309         ecore_resc_free(edev);
 310 err:
 311 #ifdef CONFIG_ECORE_BINARY_FW
 312         if (IS_PF(edev)) {
 313                 if (edev->firmware)
 314                         rte_free(edev->firmware);
 315                 edev->firmware = NULL;
 316         }
 317 #endif
 318         qed_stop_iov_task(edev);
 319
 320         return rc;
 321 }
 322
 323 static int
 324 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
 325 {
 326         struct ecore_ptt *ptt = NULL;
 327
 328         memset(dev_info, 0, sizeof(struct qed_dev_info));
 329         dev_info->num_hwfns = edev->num_hwfns;
 330         dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
 331         rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 332                ETHER_ADDR_LEN);
 333
 334         if (IS_PF(edev)) {
 335                 dev_info->fw_major = FW_MAJOR_VERSION;
 336                 dev_info->fw_minor = FW_MINOR_VERSION;
 337                 dev_info->fw_rev = FW_REVISION_VERSION;
 338                 dev_info->fw_eng = FW_ENGINEERING_VERSION;
 339                 dev_info->mf_mode = edev->mf_mode;
 340                 dev_info->tx_switching = false;
 341         } else {
 342                 ecore_vf_get_fw_version(&edev->hwfns[0], &dev_info->fw_major,
 343                                         &dev_info->fw_minor, &dev_info->fw_rev,
 344                                         &dev_info->fw_eng);
 345         }
 346
 347         if (IS_PF(edev)) {
 348                 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
 349                 if (ptt) {
 350                         ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 351                                               &dev_info->mfw_rev, NULL);
 352
 353                         ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
 354                                                  &dev_info->flash_size);
 355
 356                         /* Workaround to allow PHY-read commands for
 357                          * B0 bringup.
 358                          */
 359                         if (ECORE_IS_BB_B0(edev))
 360                                 dev_info->flash_size = 0xffffffff;
 361
 362                         ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
 363                 }
 364         } else {
 365                 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 366                                       &dev_info->mfw_rev, NULL);
 367         }
 368
 369         return 0;
 370 }
 371
 372 int
 373 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
 374 {
 375         struct qede_dev *qdev = (struct qede_dev *)edev;
 376         uint8_t queues = 0;
 377         int i;
 378
 379         memset(info, 0, sizeof(*info));
 380
 381         info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
 382
 383         if (IS_PF(edev)) {
 384                 int max_vf_vlan_filters = 0;
 385
 386                 info->num_queues = 0;
 387                 for_each_hwfn(edev, i)
 388                         info->num_queues +=
 389                         FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
 390
 391                 if (edev->p_iov_info)
 392                         max_vf_vlan_filters = edev->p_iov_info->total_vfs *
 393                                               ECORE_ETH_VF_NUM_VLAN_FILTERS;
 394                 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
 395                                          max_vf_vlan_filters;
 396
 397                 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 398                            ETHER_ADDR_LEN);
 399         } else {
 400                 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
 401                                       &info->num_queues);
 402                 if (edev->num_hwfns > 1) {
 403                         ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
 404                         info->num_queues += queues;
 405                         /* Restrict 100G VF to advertise 16 queues till the
 406                          * required support is available to go beyond 16.
 407                          */
 408                         info->num_queues = RTE_MIN(info->num_queues,
 409                                                    ECORE_MAX_VF_CHAINS_PER_PF);
 410                 }
 411
 412                 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
 413                                               (u8 *)&info->num_vlan_filters);
 414
 415                 ecore_vf_get_port_mac(&edev->hwfns[0],
 416                                       (uint8_t *)&info->port_mac);
 417
 418                 info->is_legacy = ecore_vf_get_pre_fp_hsi(&edev->hwfns[0]);
 419         }
 420
 421         qed_fill_dev_info(edev, &info->common);
 422
 423         if (IS_VF(edev))
 424                 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
 425
 426         return 0;
 427 }
 428
 429 static void
 430 qed_set_id(struct ecore_dev *edev, char name[NAME_SIZE],
 431            const char ver_str[NAME_SIZE])
 432 {
 433         int i;
 434
 435         rte_memcpy(edev->name, name, NAME_SIZE);
 436         for_each_hwfn(edev, i) {
 437                 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
 438         }
 439         memcpy(edev->ver_str, ver_str, NAME_SIZE);
 440         edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
 441 }
 442
 443 static uint32_t
 444 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
 445             void *sb_virt_addr, dma_addr_t sb_phy_addr,
 446             uint16_t sb_id, enum qed_sb_type type)
 447 {
 448         struct ecore_hwfn *p_hwfn;
 449         int hwfn_index;
 450         uint16_t rel_sb_id;
 451         uint8_t n_hwfns;
 452         uint32_t rc;
 453
 454         /* RoCE uses single engine and CMT uses two engines. When using both
 455          * we force only a single engine. Storage uses only engine 0 too.
 456          */
 457         if (type == QED_SB_TYPE_L2_QUEUE)
 458                 n_hwfns = edev->num_hwfns;
 459         else
 460                 n_hwfns = 1;
 461
 462         hwfn_index = sb_id % n_hwfns;
 463         p_hwfn = &edev->hwfns[hwfn_index];
 464         rel_sb_id = sb_id / n_hwfns;
 465
 466         DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
 467                 hwfn_index, rel_sb_id, sb_id);
 468
 469         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
 470                                sb_virt_addr, sb_phy_addr, rel_sb_id);
 471
 472         return rc;
 473 }
 474
 475 static void qed_fill_link(struct ecore_hwfn *hwfn,
 476                           struct qed_link_output *if_link)
 477 {
 478         struct ecore_mcp_link_params params;
 479         struct ecore_mcp_link_state link;
 480         struct ecore_mcp_link_capabilities link_caps;
 481         uint32_t media_type;
 482         uint8_t change = 0;
 483
 484         memset(if_link, 0, sizeof(*if_link));
 485
 486         /* Prepare source inputs */
 487         if (IS_PF(hwfn->p_dev)) {
 488                 rte_memcpy(&params, ecore_mcp_get_link_params(hwfn),
 489                        sizeof(params));
 490                 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
 491                 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
 492                        sizeof(link_caps));
 493         } else {
 494                 ecore_vf_read_bulletin(hwfn, &change);
 495                 ecore_vf_get_link_params(hwfn, &params);
 496                 ecore_vf_get_link_state(hwfn, &link);
 497                 ecore_vf_get_link_caps(hwfn, &link_caps);
 498         }
 499
 500         /* Set the link parameters to pass to protocol driver */
 501         if (link.link_up)
 502                 if_link->link_up = true;
 503
 504         if (link.link_up)
 505                 if_link->speed = link.speed;
 506
 507         if_link->duplex = QEDE_DUPLEX_FULL;
 508
 509         /* Fill up the native advertised speed cap mask */
 510         if_link->adv_speed = params.speed.advertised_speeds;
 511
 512         if (params.speed.autoneg)
 513                 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
 514
 515         if (params.pause.autoneg || params.pause.forced_rx ||
 516             params.pause.forced_tx)
 517                 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
 518
 519         if (params.pause.autoneg)
 520                 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
 521
 522         if (params.pause.forced_rx)
 523                 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
 524
 525         if (params.pause.forced_tx)
 526                 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
 527 }
 528
 529 static void
 530 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
 531 {
 532         qed_fill_link(&edev->hwfns[0], if_link);
 533
 534 #ifdef CONFIG_QED_SRIOV
 535         for_each_hwfn(cdev, i)
 536                 qed_inform_vf_link_state(&cdev->hwfns[i]);
 537 #endif
 538 }
 539
 540 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
 541 {
 542         struct ecore_hwfn *hwfn;
 543         struct ecore_ptt *ptt;
 544         struct ecore_mcp_link_params *link_params;
 545         int rc;
 546
 547         if (IS_VF(edev))
 548                 return 0;
 549
 550         /* The link should be set only once per PF */
 551         hwfn = &edev->hwfns[0];
 552
 553         ptt = ecore_ptt_acquire(hwfn);
 554         if (!ptt)
 555                 return -EBUSY;
 556
 557         link_params = ecore_mcp_get_link_params(hwfn);
 558         if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
 559                 link_params->speed.autoneg = params->autoneg;
 560
 561         if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
 562                 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
 563                         link_params->pause.autoneg = true;
 564                 else
 565                         link_params->pause.autoneg = false;
 566                 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
 567                         link_params->pause.forced_rx = true;
 568                 else
 569                         link_params->pause.forced_rx = false;
 570                 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
 571                         link_params->pause.forced_tx = true;
 572                 else
 573                         link_params->pause.forced_tx = false;
 574         }
 575
 576         rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
 577
 578         ecore_ptt_release(hwfn, ptt);
 579
 580         return rc;
 581 }
 582
 583 void qed_link_update(struct ecore_hwfn *hwfn)
 584 {
 585         struct qed_link_output if_link;
 586
 587         qed_fill_link(hwfn, &if_link);
 588 }
 589
 590 static int qed_drain(struct ecore_dev *edev)
 591 {
 592         struct ecore_hwfn *hwfn;
 593         struct ecore_ptt *ptt;
 594         int i, rc;
 595
 596         if (IS_VF(edev))
 597                 return 0;
 598
 599         for_each_hwfn(edev, i) {
 600                 hwfn = &edev->hwfns[i];
 601                 ptt = ecore_ptt_acquire(hwfn);
 602                 if (!ptt) {
 603                         DP_NOTICE(hwfn, true, "Failed to drain NIG; No PTT\n");
 604                         return -EBUSY;
 605                 }
 606                 rc = ecore_mcp_drain(hwfn, ptt);
 607                 if (rc)
 608                         return rc;
 609                 ecore_ptt_release(hwfn, ptt);
 610         }
 611
 612         return 0;
 613 }
 614
 615 static int qed_nic_stop(struct ecore_dev *edev)
 616 {
 617         int i, rc;
 618
 619         rc = ecore_hw_stop(edev);
 620         for (i = 0; i < edev->num_hwfns; i++) {
 621                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 622
 623                 if (p_hwfn->b_sp_dpc_enabled)
 624                         p_hwfn->b_sp_dpc_enabled = false;
 625         }
 626         return rc;
 627 }
 628
 629 static int qed_nic_reset(struct ecore_dev *edev)
 630 {
 631         int rc;
 632
 633         rc = ecore_hw_reset(edev);
 634         if (rc)
 635                 return rc;
 636
 637         ecore_resc_free(edev);
 638
 639         return 0;
 640 }
 641
 642 static int qed_slowpath_stop(struct ecore_dev *edev)
 643 {
 644 #ifdef CONFIG_QED_SRIOV
 645         int i;
 646 #endif
 647
 648         if (!edev)
 649                 return -ENODEV;
 650
 651         if (IS_PF(edev)) {
 652 #ifdef CONFIG_ECORE_ZIPPED_FW
 653                 qed_free_stream_mem(edev);
 654 #endif
 655
 656 #ifdef CONFIG_QED_SRIOV
 657                 if (IS_QED_ETH_IF(edev))
 658                         qed_sriov_disable(edev, true);
 659 #endif
 660                 qed_nic_stop(edev);
 661         }
 662
 663         qed_nic_reset(edev);
 664         qed_stop_iov_task(edev);
 665
 666         return 0;
 667 }
 668
 669 static void qed_remove(struct ecore_dev *edev)
 670 {
 671         if (!edev)
 672                 return;
 673
 674         ecore_hw_remove(edev);
 675 }
 676
 677 const struct qed_common_ops qed_common_ops_pass = {
 678         INIT_STRUCT_FIELD(probe, &qed_probe),
 679         INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
 680         INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
 681         INIT_STRUCT_FIELD(set_id, &qed_set_id),
 682         INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
 683         INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
 684         INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
 685         INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
 686         INIT_STRUCT_FIELD(set_link, &qed_set_link),
 687         INIT_STRUCT_FIELD(drain, &qed_drain),
 688         INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
 689         INIT_STRUCT_FIELD(remove, &qed_remove),
 690 };