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 #ifdef QED_ENC_SUPPORTED
 232         struct ecore_tunn_start_params tunn_info;
 233 #endif
 234
 235 #ifdef CONFIG_ECORE_BINARY_FW
 236         if (IS_PF(edev)) {
 237                 rc = qed_load_firmware_data(edev);
 238                 if (rc) {
 239                         DP_NOTICE(edev, true,
 240                                   "Failed to find fw file %s\n", fw_file);
 241                         goto err;
 242                 }
 243         }
 244 #endif
 245
 246         rc = qed_nic_setup(edev);
 247         if (rc)
 248                 goto err;
 249
 250         /* set int_coalescing_mode */
 251         edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
 252
 253 #ifdef CONFIG_ECORE_ZIPPED_FW
 254         if (IS_PF(edev)) {
 255                 /* Allocate stream for unzipping */
 256                 rc = qed_alloc_stream_mem(edev);
 257                 if (rc) {
 258                         DP_NOTICE(edev, true,
 259                         "Failed to allocate stream memory\n");
 260                         goto err2;
 261                 }
 262         }
 263
 264         qed_start_iov_task(edev);
 265 #endif
 266
 267 #ifdef CONFIG_ECORE_BINARY_FW
 268         if (IS_PF(edev))
 269                 data = (const uint8_t *)edev->firmware + sizeof(u32);
 270 #endif
 271
 272         allow_npar_tx_switching = npar_tx_switching ? true : false;
 273
 274         /* Start the slowpath */
 275         memset(&hw_init_params, 0, sizeof(hw_init_params));
 276 #ifdef QED_ENC_SUPPORTED
 277         memset(&tunn_info, 0, sizeof(tunn_info));
 278         tunn_info.tunn_mode |= 1 << QED_MODE_VXLAN_TUNN |
 279             1 << QED_MODE_L2GRE_TUNN |
 280             1 << QED_MODE_IPGRE_TUNN |
 281             1 << QED_MODE_L2GENEVE_TUNN | 1 << QED_MODE_IPGENEVE_TUNN;
 282         tunn_info.tunn_clss_vxlan = QED_TUNN_CLSS_MAC_VLAN;
 283         tunn_info.tunn_clss_l2gre = QED_TUNN_CLSS_MAC_VLAN;
 284         tunn_info.tunn_clss_ipgre = QED_TUNN_CLSS_MAC_VLAN;
 285         hw_init_params.p_tunn = &tunn_info;
 286 #endif
 287         hw_init_params.b_hw_start = true;
 288         hw_init_params.int_mode = ECORE_INT_MODE_MSIX;
 289         hw_init_params.allow_npar_tx_switch = allow_npar_tx_switching;
 290         hw_init_params.bin_fw_data = data;
 291         hw_init_params.epoch = (u32)time(NULL);
 292         rc = ecore_hw_init(edev, &hw_init_params);
 293         if (rc) {
 294                 DP_ERR(edev, "ecore_hw_init failed\n");
 295                 goto err2;
 296         }
 297
 298         DP_INFO(edev, "HW inited and function started\n");
 299
 300         if (IS_PF(edev)) {
 301                 hwfn = ECORE_LEADING_HWFN(edev);
 302                 drv_version.version = (params->drv_major << 24) |
 303                     (params->drv_minor << 16) |
 304                     (params->drv_rev << 8) | (params->drv_eng);
 305                 /* TBD: strlcpy() */
 306                 strncpy((char *)drv_version.name, (const char *)params->name,
 307                         MCP_DRV_VER_STR_SIZE - 4);
 308                 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
 309                                                 &drv_version);
 310                 if (rc) {
 311                         DP_NOTICE(edev, true,
 312                                   "Failed sending drv version command\n");
 313                         return rc;
 314                 }
 315         }
 316
 317         ecore_reset_vport_stats(edev);
 318
 319         return 0;
 320
 321         ecore_hw_stop(edev);
 322 err2:
 323         ecore_resc_free(edev);
 324 err:
 325 #ifdef CONFIG_ECORE_BINARY_FW
 326         if (IS_PF(edev)) {
 327                 if (edev->firmware)
 328                         rte_free(edev->firmware);
 329                 edev->firmware = NULL;
 330         }
 331 #endif
 332         qed_stop_iov_task(edev);
 333
 334         return rc;
 335 }
 336
 337 static int
 338 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
 339 {
 340         struct ecore_ptt *ptt = NULL;
 341
 342         memset(dev_info, 0, sizeof(struct qed_dev_info));
 343         dev_info->num_hwfns = edev->num_hwfns;
 344         dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
 345         rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 346                ETHER_ADDR_LEN);
 347
 348         if (IS_PF(edev)) {
 349                 dev_info->fw_major = FW_MAJOR_VERSION;
 350                 dev_info->fw_minor = FW_MINOR_VERSION;
 351                 dev_info->fw_rev = FW_REVISION_VERSION;
 352                 dev_info->fw_eng = FW_ENGINEERING_VERSION;
 353                 dev_info->mf_mode = edev->mf_mode;
 354                 dev_info->tx_switching = false;
 355         } else {
 356                 ecore_vf_get_fw_version(&edev->hwfns[0], &dev_info->fw_major,
 357                                         &dev_info->fw_minor, &dev_info->fw_rev,
 358                                         &dev_info->fw_eng);
 359         }
 360
 361         if (IS_PF(edev)) {
 362                 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
 363                 if (ptt) {
 364                         ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 365                                               &dev_info->mfw_rev, NULL);
 366
 367                         ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
 368                                                  &dev_info->flash_size);
 369
 370                         /* Workaround to allow PHY-read commands for
 371                          * B0 bringup.
 372                          */
 373                         if (ECORE_IS_BB_B0(edev))
 374                                 dev_info->flash_size = 0xffffffff;
 375
 376                         ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
 377                 }
 378         } else {
 379                 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 380                                       &dev_info->mfw_rev, NULL);
 381         }
 382
 383         return 0;
 384 }
 385
 386 int
 387 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
 388 {
 389         struct qede_dev *qdev = (struct qede_dev *)edev;
 390         uint8_t queues = 0;
 391         int i;
 392
 393         memset(info, 0, sizeof(*info));
 394
 395         info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
 396
 397         if (IS_PF(edev)) {
 398                 int max_vf_vlan_filters = 0;
 399
 400                 info->num_queues = 0;
 401                 for_each_hwfn(edev, i)
 402                         info->num_queues +=
 403                         FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
 404
 405                 if (edev->p_iov_info)
 406                         max_vf_vlan_filters = edev->p_iov_info->total_vfs *
 407                                               ECORE_ETH_VF_NUM_VLAN_FILTERS;
 408                 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
 409                                          max_vf_vlan_filters;
 410
 411                 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 412                            ETHER_ADDR_LEN);
 413         } else {
 414                 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
 415                                       &info->num_queues);
 416                 if (edev->num_hwfns > 1) {
 417                         ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
 418                         info->num_queues += queues;
 419                         /* Restrict 100G VF to advertise 16 queues till the
 420                          * required support is available to go beyond 16.
 421                          */
 422                         info->num_queues = RTE_MIN(info->num_queues,
 423                                                    ECORE_MAX_VF_CHAINS_PER_PF);
 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
 433         qed_fill_dev_info(edev, &info->common);
 434
 435         if (IS_VF(edev))
 436                 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
 437
 438         return 0;
 439 }
 440
 441 static void
 442 qed_set_id(struct ecore_dev *edev, char name[NAME_SIZE],
 443            const char ver_str[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         memcpy(edev->ver_str, ver_str, NAME_SIZE);
 452         edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
 453 }
 454
 455 static uint32_t
 456 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
 457             void *sb_virt_addr, dma_addr_t sb_phy_addr,
 458             uint16_t sb_id, enum qed_sb_type type)
 459 {
 460         struct ecore_hwfn *p_hwfn;
 461         int hwfn_index;
 462         uint16_t rel_sb_id;
 463         uint8_t n_hwfns;
 464         uint32_t rc;
 465
 466         /* RoCE uses single engine and CMT uses two engines. When using both
 467          * we force only a single engine. Storage uses only engine 0 too.
 468          */
 469         if (type == QED_SB_TYPE_L2_QUEUE)
 470                 n_hwfns = edev->num_hwfns;
 471         else
 472                 n_hwfns = 1;
 473
 474         hwfn_index = sb_id % n_hwfns;
 475         p_hwfn = &edev->hwfns[hwfn_index];
 476         rel_sb_id = sb_id / n_hwfns;
 477
 478         DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
 479                 hwfn_index, rel_sb_id, sb_id);
 480
 481         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
 482                                sb_virt_addr, sb_phy_addr, rel_sb_id);
 483
 484         return rc;
 485 }
 486
 487 static void qed_fill_link(struct ecore_hwfn *hwfn,
 488                           struct qed_link_output *if_link)
 489 {
 490         struct ecore_mcp_link_params params;
 491         struct ecore_mcp_link_state link;
 492         struct ecore_mcp_link_capabilities link_caps;
 493         uint32_t media_type;
 494         uint8_t change = 0;
 495
 496         memset(if_link, 0, sizeof(*if_link));
 497
 498         /* Prepare source inputs */
 499         if (IS_PF(hwfn->p_dev)) {
 500                 rte_memcpy(&params, ecore_mcp_get_link_params(hwfn),
 501                        sizeof(params));
 502                 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
 503                 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
 504                        sizeof(link_caps));
 505         } else {
 506                 ecore_vf_read_bulletin(hwfn, &change);
 507                 ecore_vf_get_link_params(hwfn, &params);
 508                 ecore_vf_get_link_state(hwfn, &link);
 509                 ecore_vf_get_link_caps(hwfn, &link_caps);
 510         }
 511
 512         /* Set the link parameters to pass to protocol driver */
 513         if (link.link_up)
 514                 if_link->link_up = true;
 515
 516         if (link.link_up)
 517                 if_link->speed = link.speed;
 518
 519         if_link->duplex = QEDE_DUPLEX_FULL;
 520
 521         /* Fill up the native advertised speed cap mask */
 522         if_link->adv_speed = params.speed.advertised_speeds;
 523
 524         if (params.speed.autoneg)
 525                 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
 526
 527         if (params.pause.autoneg || params.pause.forced_rx ||
 528             params.pause.forced_tx)
 529                 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
 530
 531         if (params.pause.autoneg)
 532                 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
 533
 534         if (params.pause.forced_rx)
 535                 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
 536
 537         if (params.pause.forced_tx)
 538                 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
 539 }
 540
 541 static void
 542 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
 543 {
 544         qed_fill_link(&edev->hwfns[0], if_link);
 545
 546 #ifdef CONFIG_QED_SRIOV
 547         for_each_hwfn(cdev, i)
 548                 qed_inform_vf_link_state(&cdev->hwfns[i]);
 549 #endif
 550 }
 551
 552 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
 553 {
 554         struct ecore_hwfn *hwfn;
 555         struct ecore_ptt *ptt;
 556         struct ecore_mcp_link_params *link_params;
 557         int rc;
 558
 559         if (IS_VF(edev))
 560                 return 0;
 561
 562         /* The link should be set only once per PF */
 563         hwfn = &edev->hwfns[0];
 564
 565         ptt = ecore_ptt_acquire(hwfn);
 566         if (!ptt)
 567                 return -EBUSY;
 568
 569         link_params = ecore_mcp_get_link_params(hwfn);
 570         if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
 571                 link_params->speed.autoneg = params->autoneg;
 572
 573         if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
 574                 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
 575                         link_params->pause.autoneg = true;
 576                 else
 577                         link_params->pause.autoneg = false;
 578                 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
 579                         link_params->pause.forced_rx = true;
 580                 else
 581                         link_params->pause.forced_rx = false;
 582                 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
 583                         link_params->pause.forced_tx = true;
 584                 else
 585                         link_params->pause.forced_tx = false;
 586         }
 587
 588         rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
 589
 590         ecore_ptt_release(hwfn, ptt);
 591
 592         return rc;
 593 }
 594
 595 void qed_link_update(struct ecore_hwfn *hwfn)
 596 {
 597         struct qed_link_output if_link;
 598
 599         qed_fill_link(hwfn, &if_link);
 600 }
 601
 602 static int qed_drain(struct ecore_dev *edev)
 603 {
 604         struct ecore_hwfn *hwfn;
 605         struct ecore_ptt *ptt;
 606         int i, rc;
 607
 608         if (IS_VF(edev))
 609                 return 0;
 610
 611         for_each_hwfn(edev, i) {
 612                 hwfn = &edev->hwfns[i];
 613                 ptt = ecore_ptt_acquire(hwfn);
 614                 if (!ptt) {
 615                         DP_NOTICE(hwfn, true, "Failed to drain NIG; No PTT\n");
 616                         return -EBUSY;
 617                 }
 618                 rc = ecore_mcp_drain(hwfn, ptt);
 619                 if (rc)
 620                         return rc;
 621                 ecore_ptt_release(hwfn, ptt);
 622         }
 623
 624         return 0;
 625 }
 626
 627 static int qed_nic_stop(struct ecore_dev *edev)
 628 {
 629         int i, rc;
 630
 631         rc = ecore_hw_stop(edev);
 632         for (i = 0; i < edev->num_hwfns; i++) {
 633                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 634
 635                 if (p_hwfn->b_sp_dpc_enabled)
 636                         p_hwfn->b_sp_dpc_enabled = false;
 637         }
 638         return rc;
 639 }
 640
 641 static int qed_nic_reset(struct ecore_dev *edev)
 642 {
 643         int rc;
 644
 645         rc = ecore_hw_reset(edev);
 646         if (rc)
 647                 return rc;
 648
 649         ecore_resc_free(edev);
 650
 651         return 0;
 652 }
 653
 654 static int qed_slowpath_stop(struct ecore_dev *edev)
 655 {
 656 #ifdef CONFIG_QED_SRIOV
 657         int i;
 658 #endif
 659
 660         if (!edev)
 661                 return -ENODEV;
 662
 663         if (IS_PF(edev)) {
 664 #ifdef CONFIG_ECORE_ZIPPED_FW
 665                 qed_free_stream_mem(edev);
 666 #endif
 667
 668 #ifdef CONFIG_QED_SRIOV
 669                 if (IS_QED_ETH_IF(edev))
 670                         qed_sriov_disable(edev, true);
 671 #endif
 672                 qed_nic_stop(edev);
 673         }
 674
 675         qed_nic_reset(edev);
 676         qed_stop_iov_task(edev);
 677
 678         return 0;
 679 }
 680
 681 static void qed_remove(struct ecore_dev *edev)
 682 {
 683         if (!edev)
 684                 return;
 685
 686         ecore_hw_remove(edev);
 687 }
 688
 689 const struct qed_common_ops qed_common_ops_pass = {
 690         INIT_STRUCT_FIELD(probe, &qed_probe),
 691         INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
 692         INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
 693         INIT_STRUCT_FIELD(set_id, &qed_set_id),
 694         INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
 695         INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
 696         INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
 697         INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
 698         INIT_STRUCT_FIELD(set_link, &qed_set_link),
 699         INIT_STRUCT_FIELD(drain, &qed_drain),
 700         INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
 701         INIT_STRUCT_FIELD(remove, &qed_remove),
 702 };