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-8.18.9.0.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         edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
  54         qdev->protocol = protocol;
  55
  56         if (is_vf)
  57                 edev->b_is_vf = true;
  58
  59         ecore_init_dp(edev, dp_module, dp_level, NULL);
  60         qed_init_pci(edev, pci_dev);
  61
  62         memset(&hw_prepare_params, 0, sizeof(hw_prepare_params));
  63         hw_prepare_params.personality = ECORE_PCI_ETH;
  64         hw_prepare_params.drv_resc_alloc = false;
  65         hw_prepare_params.chk_reg_fifo = false;
  66         hw_prepare_params.initiate_pf_flr = true;
  67         hw_prepare_params.epoch = (u32)time(NULL);
  68         rc = ecore_hw_prepare(edev, &hw_prepare_params);
  69         if (rc) {
  70                 DP_ERR(edev, "hw prepare failed\n");
  71                 return rc;
  72         }
  73
  74         return rc;
  75 }
  76
  77 static int qed_nic_setup(struct ecore_dev *edev)
  78 {
  79         int rc, i;
  80
  81         rc = ecore_resc_alloc(edev);
  82         if (rc)
  83                 return rc;
  84
  85         DP_INFO(edev, "Allocated qed resources\n");
  86         ecore_resc_setup(edev);
  87
  88         return rc;
  89 }
  90
  91 #ifdef CONFIG_ECORE_ZIPPED_FW
  92 static int qed_alloc_stream_mem(struct ecore_dev *edev)
  93 {
  94         int i;
  95
  96         for_each_hwfn(edev, i) {
  97                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
  98
  99                 p_hwfn->stream = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
 100                                              sizeof(*p_hwfn->stream));
 101                 if (!p_hwfn->stream)
 102                         return -ENOMEM;
 103         }
 104
 105         return 0;
 106 }
 107
 108 static void qed_free_stream_mem(struct ecore_dev *edev)
 109 {
 110         int i;
 111
 112         for_each_hwfn(edev, i) {
 113                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 114
 115                 if (!p_hwfn->stream)
 116                         return;
 117
 118                 OSAL_FREE(p_hwfn->p_dev, p_hwfn->stream);
 119         }
 120 }
 121 #endif
 122
 123 #ifdef CONFIG_ECORE_BINARY_FW
 124 static int qed_load_firmware_data(struct ecore_dev *edev)
 125 {
 126         int fd;
 127         struct stat st;
 128         const char *fw = RTE_LIBRTE_QEDE_FW;
 129
 130         if (strcmp(fw, "") == 0)
 131                 strcpy(fw_file, QEDE_DEFAULT_FIRMWARE);
 132         else
 133                 strcpy(fw_file, fw);
 134
 135         fd = open(fw_file, O_RDONLY);
 136         if (fd < 0) {
 137                 DP_NOTICE(edev, false, "Can't open firmware file\n");
 138                 return -ENOENT;
 139         }
 140
 141         if (fstat(fd, &st) < 0) {
 142                 DP_NOTICE(edev, false, "Can't stat firmware file\n");
 143                 close(fd);
 144                 return -1;
 145         }
 146
 147         edev->firmware = rte_zmalloc("qede_fw", st.st_size,
 148                                     RTE_CACHE_LINE_SIZE);
 149         if (!edev->firmware) {
 150                 DP_NOTICE(edev, false, "Can't allocate memory for firmware\n");
 151                 close(fd);
 152                 return -ENOMEM;
 153         }
 154
 155         if (read(fd, edev->firmware, st.st_size) != st.st_size) {
 156                 DP_NOTICE(edev, false, "Can't read firmware data\n");
 157                 close(fd);
 158                 return -1;
 159         }
 160
 161         edev->fw_len = st.st_size;
 162         if (edev->fw_len < 104) {
 163                 DP_NOTICE(edev, false, "Invalid fw size: %" PRIu64 "\n",
 164                           edev->fw_len);
 165                 close(fd);
 166                 return -EINVAL;
 167         }
 168
 169         close(fd);
 170         return 0;
 171 }
 172 #endif
 173
 174 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
 175 {
 176         uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
 177
 178         is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
 179                                                       &is_mac_forced);
 180         if (is_mac_exist && is_mac_forced)
 181                 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
 182
 183         /* Always update link configuration according to bulletin */
 184         qed_link_update(hwfn);
 185 }
 186
 187 static void qede_vf_task(void *arg)
 188 {
 189         struct ecore_hwfn *p_hwfn = arg;
 190         uint8_t change = 0;
 191
 192         /* Read the bulletin board, and re-schedule the task */
 193         ecore_vf_read_bulletin(p_hwfn, &change);
 194         if (change)
 195                 qed_handle_bulletin_change(p_hwfn);
 196
 197         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
 198 }
 199
 200 static void qed_start_iov_task(struct ecore_dev *edev)
 201 {
 202         struct ecore_hwfn *p_hwfn;
 203         int i;
 204
 205         for_each_hwfn(edev, i) {
 206                 p_hwfn = &edev->hwfns[i];
 207                 if (!IS_PF(edev))
 208                         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
 209                                           p_hwfn);
 210         }
 211 }
 212
 213 static void qed_stop_iov_task(struct ecore_dev *edev)
 214 {
 215         struct ecore_hwfn *p_hwfn;
 216         int i;
 217
 218         for_each_hwfn(edev, i) {
 219                 p_hwfn = &edev->hwfns[i];
 220                 if (!IS_PF(edev))
 221                         rte_eal_alarm_cancel(qede_vf_task, p_hwfn);
 222         }
 223 }
 224 static int qed_slowpath_start(struct ecore_dev *edev,
 225                               struct qed_slowpath_params *params)
 226 {
 227         bool allow_npar_tx_switching;
 228         const uint8_t *data = NULL;
 229         struct ecore_hwfn *hwfn;
 230         struct ecore_mcp_drv_version drv_version;
 231         struct ecore_hw_init_params hw_init_params;
 232         struct qede_dev *qdev = (struct qede_dev *)edev;
 233         int rc;
 234
 235 #ifdef CONFIG_ECORE_BINARY_FW
 236         if (IS_PF(edev)) {
 237                 rc = qed_load_firmware_data(edev);
 238                 if (rc) {
 239                         DP_ERR(edev, "Failed to find fw file %s\n", fw_file);
 240                         goto err;
 241                 }
 242         }
 243 #endif
 244
 245         rc = qed_nic_setup(edev);
 246         if (rc)
 247                 goto err;
 248
 249         /* set int_coalescing_mode */
 250         edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
 251
 252 #ifdef CONFIG_ECORE_ZIPPED_FW
 253         if (IS_PF(edev)) {
 254                 /* Allocate stream for unzipping */
 255                 rc = qed_alloc_stream_mem(edev);
 256                 if (rc) {
 257                         DP_NOTICE(edev, true,
 258                         "Failed to allocate stream memory\n");
 259                         goto err2;
 260                 }
 261         }
 262
 263         qed_start_iov_task(edev);
 264 #endif
 265
 266 #ifdef CONFIG_ECORE_BINARY_FW
 267         if (IS_PF(edev))
 268                 data = (const uint8_t *)edev->firmware + sizeof(u32);
 269 #endif
 270
 271         allow_npar_tx_switching = npar_tx_switching ? true : false;
 272
 273         /* Start the slowpath */
 274         memset(&hw_init_params, 0, sizeof(hw_init_params));
 275         hw_init_params.b_hw_start = true;
 276         hw_init_params.int_mode = ECORE_INT_MODE_MSIX;
 277         hw_init_params.allow_npar_tx_switch = allow_npar_tx_switching;
 278         hw_init_params.bin_fw_data = data;
 279         hw_init_params.mfw_timeout_val = ECORE_LOAD_REQ_LOCK_TO_DEFAULT;
 280         hw_init_params.avoid_eng_reset = false;
 281         rc = ecore_hw_init(edev, &hw_init_params);
 282         if (rc) {
 283                 DP_ERR(edev, "ecore_hw_init failed\n");
 284                 goto err2;
 285         }
 286
 287         DP_INFO(edev, "HW inited and function started\n");
 288
 289         if (IS_PF(edev)) {
 290                 hwfn = ECORE_LEADING_HWFN(edev);
 291                 drv_version.version = (params->drv_major << 24) |
 292                     (params->drv_minor << 16) |
 293                     (params->drv_rev << 8) | (params->drv_eng);
 294                 /* TBD: strlcpy() */
 295                 strncpy((char *)drv_version.name, (const char *)params->name,
 296                         MCP_DRV_VER_STR_SIZE - 4);
 297                 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
 298                                                 &drv_version);
 299                 if (rc) {
 300                         DP_NOTICE(edev, true,
 301                                   "Failed sending drv version command\n");
 302                         return rc;
 303                 }
 304         }
 305
 306         ecore_reset_vport_stats(edev);
 307
 308         return 0;
 309
 310         ecore_hw_stop(edev);
 311 err2:
 312         ecore_resc_free(edev);
 313 err:
 314 #ifdef CONFIG_ECORE_BINARY_FW
 315         if (IS_PF(edev)) {
 316                 if (edev->firmware)
 317                         rte_free(edev->firmware);
 318                 edev->firmware = NULL;
 319         }
 320 #endif
 321         qed_stop_iov_task(edev);
 322
 323         return rc;
 324 }
 325
 326 static int
 327 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
 328 {
 329         struct ecore_ptt *ptt = NULL;
 330         struct ecore_tunnel_info *tun = &edev->tunnel;
 331
 332         memset(dev_info, 0, sizeof(struct qed_dev_info));
 333
 334         if (tun->vxlan.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 335             tun->vxlan.b_mode_enabled)
 336                 dev_info->vxlan_enable = true;
 337
 338         if (tun->l2_gre.b_mode_enabled && tun->ip_gre.b_mode_enabled &&
 339             tun->l2_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 340             tun->ip_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
 341                 dev_info->gre_enable = true;
 342
 343         if (tun->l2_geneve.b_mode_enabled && tun->ip_geneve.b_mode_enabled &&
 344             tun->l2_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 345             tun->ip_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
 346                 dev_info->geneve_enable = true;
 347
 348         dev_info->num_hwfns = edev->num_hwfns;
 349         dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
 350         dev_info->mtu = ECORE_LEADING_HWFN(edev)->hw_info.mtu;
 351
 352         rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 353                ETHER_ADDR_LEN);
 354
 355         if (IS_PF(edev)) {
 356                 dev_info->fw_major = FW_MAJOR_VERSION;
 357                 dev_info->fw_minor = FW_MINOR_VERSION;
 358                 dev_info->fw_rev = FW_REVISION_VERSION;
 359                 dev_info->fw_eng = FW_ENGINEERING_VERSION;
 360                 dev_info->mf_mode = edev->mf_mode;
 361                 dev_info->tx_switching = false;
 362
 363                 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
 364                 if (ptt) {
 365                         ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 366                                               &dev_info->mfw_rev, NULL);
 367
 368                         ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
 369                                                  &dev_info->flash_size);
 370
 371                         /* Workaround to allow PHY-read commands for
 372                          * B0 bringup.
 373                          */
 374                         if (ECORE_IS_BB_B0(edev))
 375                                 dev_info->flash_size = 0xffffffff;
 376
 377                         ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
 378                 }
 379         } else {
 380                 ecore_vf_get_fw_version(&edev->hwfns[0], &dev_info->fw_major,
 381                                         &dev_info->fw_minor, &dev_info->fw_rev,
 382                                         &dev_info->fw_eng);
 383
 384                 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 385                                       &dev_info->mfw_rev, NULL);
 386         }
 387
 388         return 0;
 389 }
 390
 391 int
 392 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
 393 {
 394         struct qede_dev *qdev = (struct qede_dev *)edev;
 395         uint8_t queues = 0;
 396         int i;
 397
 398         memset(info, 0, sizeof(*info));
 399
 400         info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
 401
 402         if (IS_PF(edev)) {
 403                 int max_vf_vlan_filters = 0;
 404
 405                 info->num_queues = 0;
 406                 for_each_hwfn(edev, i)
 407                         info->num_queues +=
 408                         FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
 409
 410                 if (edev->p_iov_info)
 411                         max_vf_vlan_filters = edev->p_iov_info->total_vfs *
 412                                               ECORE_ETH_VF_NUM_VLAN_FILTERS;
 413                 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
 414                                          max_vf_vlan_filters;
 415
 416                 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 417                            ETHER_ADDR_LEN);
 418         } else {
 419                 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
 420                                       &info->num_queues);
 421                 if (edev->num_hwfns > 1) {
 422                         ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
 423                         info->num_queues += queues;
 424                 }
 425
 426                 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
 427                                               (u8 *)&info->num_vlan_filters);
 428
 429                 ecore_vf_get_port_mac(&edev->hwfns[0],
 430                                       (uint8_t *)&info->port_mac);
 431
 432                 info->is_legacy = ecore_vf_get_pre_fp_hsi(&edev->hwfns[0]);
 433         }
 434
 435         qed_fill_dev_info(edev, &info->common);
 436
 437         if (IS_VF(edev))
 438                 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
 439
 440         return 0;
 441 }
 442
 443 static void qed_set_name(struct ecore_dev *edev, char name[NAME_SIZE])
 444 {
 445         int i;
 446
 447         rte_memcpy(edev->name, name, NAME_SIZE);
 448         for_each_hwfn(edev, i) {
 449                 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
 450         }
 451 }
 452
 453 static uint32_t
 454 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
 455             void *sb_virt_addr, dma_addr_t sb_phy_addr,
 456             uint16_t sb_id, enum qed_sb_type type)
 457 {
 458         struct ecore_hwfn *p_hwfn;
 459         int hwfn_index;
 460         uint16_t rel_sb_id;
 461         uint8_t n_hwfns;
 462         uint32_t rc;
 463
 464         /* RoCE uses single engine and CMT uses two engines. When using both
 465          * we force only a single engine. Storage uses only engine 0 too.
 466          */
 467         if (type == QED_SB_TYPE_L2_QUEUE)
 468                 n_hwfns = edev->num_hwfns;
 469         else
 470                 n_hwfns = 1;
 471
 472         hwfn_index = sb_id % n_hwfns;
 473         p_hwfn = &edev->hwfns[hwfn_index];
 474         rel_sb_id = sb_id / n_hwfns;
 475
 476         DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
 477                 hwfn_index, rel_sb_id, sb_id);
 478
 479         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
 480                                sb_virt_addr, sb_phy_addr, rel_sb_id);
 481
 482         return rc;
 483 }
 484
 485 static void qed_fill_link(struct ecore_hwfn *hwfn,
 486                           struct qed_link_output *if_link)
 487 {
 488         struct ecore_mcp_link_params params;
 489         struct ecore_mcp_link_state link;
 490         struct ecore_mcp_link_capabilities link_caps;
 491         uint32_t media_type;
 492         uint8_t change = 0;
 493
 494         memset(if_link, 0, sizeof(*if_link));
 495
 496         /* Prepare source inputs */
 497         if (IS_PF(hwfn->p_dev)) {
 498                 rte_memcpy(&params, ecore_mcp_get_link_params(hwfn),
 499                        sizeof(params));
 500                 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
 501                 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
 502                        sizeof(link_caps));
 503         } else {
 504                 ecore_vf_read_bulletin(hwfn, &change);
 505                 ecore_vf_get_link_params(hwfn, &params);
 506                 ecore_vf_get_link_state(hwfn, &link);
 507                 ecore_vf_get_link_caps(hwfn, &link_caps);
 508         }
 509
 510         /* Set the link parameters to pass to protocol driver */
 511         if (link.link_up)
 512                 if_link->link_up = true;
 513
 514         if (link.link_up)
 515                 if_link->speed = link.speed;
 516
 517         if_link->duplex = QEDE_DUPLEX_FULL;
 518
 519         /* Fill up the native advertised speed cap mask */
 520         if_link->adv_speed = params.speed.advertised_speeds;
 521
 522         if (params.speed.autoneg)
 523                 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
 524
 525         if (params.pause.autoneg || params.pause.forced_rx ||
 526             params.pause.forced_tx)
 527                 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
 528
 529         if (params.pause.autoneg)
 530                 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
 531
 532         if (params.pause.forced_rx)
 533                 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
 534
 535         if (params.pause.forced_tx)
 536                 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
 537 }
 538
 539 static void
 540 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
 541 {
 542         qed_fill_link(&edev->hwfns[0], if_link);
 543
 544 #ifdef CONFIG_QED_SRIOV
 545         for_each_hwfn(cdev, i)
 546                 qed_inform_vf_link_state(&cdev->hwfns[i]);
 547 #endif
 548 }
 549
 550 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
 551 {
 552         struct ecore_hwfn *hwfn;
 553         struct ecore_ptt *ptt;
 554         struct ecore_mcp_link_params *link_params;
 555         int rc;
 556
 557         if (IS_VF(edev))
 558                 return 0;
 559
 560         /* The link should be set only once per PF */
 561         hwfn = &edev->hwfns[0];
 562
 563         ptt = ecore_ptt_acquire(hwfn);
 564         if (!ptt)
 565                 return -EBUSY;
 566
 567         link_params = ecore_mcp_get_link_params(hwfn);
 568         if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
 569                 link_params->speed.autoneg = params->autoneg;
 570
 571         if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
 572                 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
 573                         link_params->pause.autoneg = true;
 574                 else
 575                         link_params->pause.autoneg = false;
 576                 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
 577                         link_params->pause.forced_rx = true;
 578                 else
 579                         link_params->pause.forced_rx = false;
 580                 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
 581                         link_params->pause.forced_tx = true;
 582                 else
 583                         link_params->pause.forced_tx = false;
 584         }
 585
 586         rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
 587
 588         ecore_ptt_release(hwfn, ptt);
 589
 590         return rc;
 591 }
 592
 593 void qed_link_update(struct ecore_hwfn *hwfn)
 594 {
 595         struct qed_link_output if_link;
 596
 597         qed_fill_link(hwfn, &if_link);
 598 }
 599
 600 static int qed_drain(struct ecore_dev *edev)
 601 {
 602         struct ecore_hwfn *hwfn;
 603         struct ecore_ptt *ptt;
 604         int i, rc;
 605
 606         if (IS_VF(edev))
 607                 return 0;
 608
 609         for_each_hwfn(edev, i) {
 610                 hwfn = &edev->hwfns[i];
 611                 ptt = ecore_ptt_acquire(hwfn);
 612                 if (!ptt) {
 613                         DP_NOTICE(hwfn, true, "Failed to drain NIG; No PTT\n");
 614                         return -EBUSY;
 615                 }
 616                 rc = ecore_mcp_drain(hwfn, ptt);
 617                 if (rc)
 618                         return rc;
 619                 ecore_ptt_release(hwfn, ptt);
 620         }
 621
 622         return 0;
 623 }
 624
 625 static int qed_nic_stop(struct ecore_dev *edev)
 626 {
 627         int i, rc;
 628
 629         rc = ecore_hw_stop(edev);
 630         for (i = 0; i < edev->num_hwfns; i++) {
 631                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 632
 633                 if (p_hwfn->b_sp_dpc_enabled)
 634                         p_hwfn->b_sp_dpc_enabled = false;
 635         }
 636         return rc;
 637 }
 638
 639 static int qed_slowpath_stop(struct ecore_dev *edev)
 640 {
 641 #ifdef CONFIG_QED_SRIOV
 642         int i;
 643 #endif
 644
 645         if (!edev)
 646                 return -ENODEV;
 647
 648         if (IS_PF(edev)) {
 649 #ifdef CONFIG_ECORE_ZIPPED_FW
 650                 qed_free_stream_mem(edev);
 651 #endif
 652
 653 #ifdef CONFIG_QED_SRIOV
 654                 if (IS_QED_ETH_IF(edev))
 655                         qed_sriov_disable(edev, true);
 656 #endif
 657         }
 658
 659         qed_nic_stop(edev);
 660
 661         ecore_resc_free(edev);
 662         qed_stop_iov_task(edev);
 663
 664         return 0;
 665 }
 666
 667 static void qed_remove(struct ecore_dev *edev)
 668 {
 669         if (!edev)
 670                 return;
 671
 672         ecore_hw_remove(edev);
 673 }
 674
 675 static int qed_send_drv_state(struct ecore_dev *edev, bool active)
 676 {
 677         struct ecore_hwfn *hwfn = ECORE_LEADING_HWFN(edev);
 678         struct ecore_ptt *ptt;
 679         int status = 0;
 680
 681         ptt = ecore_ptt_acquire(hwfn);
 682         if (!ptt)
 683                 return -EAGAIN;
 684
 685         status = ecore_mcp_ov_update_driver_state(hwfn, ptt, active ?
 686                                                   ECORE_OV_DRIVER_STATE_ACTIVE :
 687                                                 ECORE_OV_DRIVER_STATE_DISABLED);
 688
 689         ecore_ptt_release(hwfn, ptt);
 690
 691         return status;
 692 }
 693
 694 static int qed_get_sb_info(struct ecore_dev *edev, struct ecore_sb_info *sb,
 695                            u16 qid, struct ecore_sb_info_dbg *sb_dbg)
 696 {
 697         struct ecore_hwfn *hwfn = &edev->hwfns[qid % edev->num_hwfns];
 698         struct ecore_ptt *ptt;
 699         int rc;
 700
 701         if (IS_VF(edev))
 702                 return -EINVAL;
 703
 704         ptt = ecore_ptt_acquire(hwfn);
 705         if (!ptt) {
 706                 DP_NOTICE(hwfn, true, "Can't acquire PTT\n");
 707                 return -EAGAIN;
 708         }
 709
 710         memset(sb_dbg, 0, sizeof(*sb_dbg));
 711         rc = ecore_int_get_sb_dbg(hwfn, ptt, sb, sb_dbg);
 712
 713         ecore_ptt_release(hwfn, ptt);
 714         return rc;
 715 }
 716
 717 const struct qed_common_ops qed_common_ops_pass = {
 718         INIT_STRUCT_FIELD(probe, &qed_probe),
 719         INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
 720         INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
 721         INIT_STRUCT_FIELD(set_name, &qed_set_name),
 722         INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
 723         INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
 724         INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
 725         INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
 726         INIT_STRUCT_FIELD(set_link, &qed_set_link),
 727         INIT_STRUCT_FIELD(drain, &qed_drain),
 728         INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
 729         INIT_STRUCT_FIELD(remove, &qed_remove),
 730         INIT_STRUCT_FIELD(send_drv_state, &qed_send_drv_state),
 731 };