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         dev_info->fw_major = FW_MAJOR_VERSION;
 349         dev_info->fw_minor = FW_MINOR_VERSION;
 350         dev_info->fw_rev = FW_REVISION_VERSION;
 351         dev_info->fw_eng = FW_ENGINEERING_VERSION;
 352
 353         if (IS_PF(edev)) {
 354                 dev_info->mf_mode = edev->mf_mode;
 355                 dev_info->tx_switching = false;
 356         } else {
 357                 ecore_vf_get_fw_version(&edev->hwfns[0], &dev_info->fw_major,
 358                                         &dev_info->fw_minor, &dev_info->fw_rev,
 359                                         &dev_info->fw_eng);
 360         }
 361
 362         if (IS_PF(edev)) {
 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_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 381                                       &dev_info->mfw_rev, NULL);
 382         }
 383
 384         return 0;
 385 }
 386
 387 int
 388 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
 389 {
 390         struct qede_dev *qdev = (struct qede_dev *)edev;
 391         uint8_t queues = 0;
 392         int i;
 393
 394         memset(info, 0, sizeof(*info));
 395
 396         info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
 397
 398         if (IS_PF(edev)) {
 399                 int max_vf_vlan_filters = 0;
 400
 401                 info->num_queues = 0;
 402                 for_each_hwfn(edev, i)
 403                         info->num_queues +=
 404                         FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
 405
 406                 if (edev->p_iov_info)
 407                         max_vf_vlan_filters = edev->p_iov_info->total_vfs *
 408                                               ECORE_ETH_VF_NUM_VLAN_FILTERS;
 409                 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
 410                                          max_vf_vlan_filters;
 411
 412                 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 413                            ETHER_ADDR_LEN);
 414         } else {
 415                 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
 416                                       &info->num_queues);
 417                 if (edev->num_hwfns > 1) {
 418                         ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
 419                         info->num_queues += queues;
 420                         /* Restrict 100G VF to advertise 16 queues till the
 421                          * required support is available to go beyond 16.
 422                          */
 423                         info->num_queues = RTE_MIN(info->num_queues,
 424                                                    ECORE_MAX_VF_CHAINS_PER_PF);
 425                 }
 426
 427                 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
 428                                               (u8 *)&info->num_vlan_filters);
 429
 430                 ecore_vf_get_port_mac(&edev->hwfns[0],
 431                                       (uint8_t *)&info->port_mac);
 432         }
 433
 434         qed_fill_dev_info(edev, &info->common);
 435
 436         if (IS_VF(edev))
 437                 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
 438
 439         return 0;
 440 }
 441
 442 static void
 443 qed_set_id(struct ecore_dev *edev, char name[NAME_SIZE],
 444            const char ver_str[NAME_SIZE])
 445 {
 446         int i;
 447
 448         rte_memcpy(edev->name, name, NAME_SIZE);
 449         for_each_hwfn(edev, i) {
 450                 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
 451         }
 452         memcpy(edev->ver_str, ver_str, NAME_SIZE);
 453         edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
 454 }
 455
 456 static uint32_t
 457 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
 458             void *sb_virt_addr, dma_addr_t sb_phy_addr,
 459             uint16_t sb_id, enum qed_sb_type type)
 460 {
 461         struct ecore_hwfn *p_hwfn;
 462         int hwfn_index;
 463         uint16_t rel_sb_id;
 464         uint8_t n_hwfns;
 465         uint32_t rc;
 466
 467         /* RoCE uses single engine and CMT uses two engines. When using both
 468          * we force only a single engine. Storage uses only engine 0 too.
 469          */
 470         if (type == QED_SB_TYPE_L2_QUEUE)
 471                 n_hwfns = edev->num_hwfns;
 472         else
 473                 n_hwfns = 1;
 474
 475         hwfn_index = sb_id % n_hwfns;
 476         p_hwfn = &edev->hwfns[hwfn_index];
 477         rel_sb_id = sb_id / n_hwfns;
 478
 479         DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
 480                 hwfn_index, rel_sb_id, sb_id);
 481
 482         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
 483                                sb_virt_addr, sb_phy_addr, rel_sb_id);
 484
 485         return rc;
 486 }
 487
 488 static void qed_fill_link(struct ecore_hwfn *hwfn,
 489                           struct qed_link_output *if_link)
 490 {
 491         struct ecore_mcp_link_params params;
 492         struct ecore_mcp_link_state link;
 493         struct ecore_mcp_link_capabilities link_caps;
 494         uint32_t media_type;
 495         uint8_t change = 0;
 496
 497         memset(if_link, 0, sizeof(*if_link));
 498
 499         /* Prepare source inputs */
 500         if (IS_PF(hwfn->p_dev)) {
 501                 rte_memcpy(&params, ecore_mcp_get_link_params(hwfn),
 502                        sizeof(params));
 503                 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
 504                 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
 505                        sizeof(link_caps));
 506         } else {
 507                 ecore_vf_read_bulletin(hwfn, &change);
 508                 ecore_vf_get_link_params(hwfn, &params);
 509                 ecore_vf_get_link_state(hwfn, &link);
 510                 ecore_vf_get_link_caps(hwfn, &link_caps);
 511         }
 512
 513         /* Set the link parameters to pass to protocol driver */
 514         if (link.link_up)
 515                 if_link->link_up = true;
 516
 517         if (link.link_up)
 518                 if_link->speed = link.speed;
 519
 520         if_link->duplex = QEDE_DUPLEX_FULL;
 521
 522         /* Fill up the native advertised speed cap mask */
 523         if_link->adv_speed = params.speed.advertised_speeds;
 524
 525         if (params.speed.autoneg)
 526                 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
 527
 528         if (params.pause.autoneg || params.pause.forced_rx ||
 529             params.pause.forced_tx)
 530                 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
 531
 532         if (params.pause.autoneg)
 533                 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
 534
 535         if (params.pause.forced_rx)
 536                 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
 537
 538         if (params.pause.forced_tx)
 539                 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
 540 }
 541
 542 static void
 543 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
 544 {
 545         qed_fill_link(&edev->hwfns[0], if_link);
 546
 547 #ifdef CONFIG_QED_SRIOV
 548         for_each_hwfn(cdev, i)
 549                 qed_inform_vf_link_state(&cdev->hwfns[i]);
 550 #endif
 551 }
 552
 553 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
 554 {
 555         struct ecore_hwfn *hwfn;
 556         struct ecore_ptt *ptt;
 557         struct ecore_mcp_link_params *link_params;
 558         int rc;
 559
 560         if (IS_VF(edev))
 561                 return 0;
 562
 563         /* The link should be set only once per PF */
 564         hwfn = &edev->hwfns[0];
 565
 566         ptt = ecore_ptt_acquire(hwfn);
 567         if (!ptt)
 568                 return -EBUSY;
 569
 570         link_params = ecore_mcp_get_link_params(hwfn);
 571         if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
 572                 link_params->speed.autoneg = params->autoneg;
 573
 574         if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
 575                 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
 576                         link_params->pause.autoneg = true;
 577                 else
 578                         link_params->pause.autoneg = false;
 579                 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
 580                         link_params->pause.forced_rx = true;
 581                 else
 582                         link_params->pause.forced_rx = false;
 583                 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
 584                         link_params->pause.forced_tx = true;
 585                 else
 586                         link_params->pause.forced_tx = false;
 587         }
 588
 589         rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
 590
 591         ecore_ptt_release(hwfn, ptt);
 592
 593         return rc;
 594 }
 595
 596 void qed_link_update(struct ecore_hwfn *hwfn)
 597 {
 598         struct qed_link_output if_link;
 599
 600         qed_fill_link(hwfn, &if_link);
 601 }
 602
 603 static int qed_drain(struct ecore_dev *edev)
 604 {
 605         struct ecore_hwfn *hwfn;
 606         struct ecore_ptt *ptt;
 607         int i, rc;
 608
 609         if (IS_VF(edev))
 610                 return 0;
 611
 612         for_each_hwfn(edev, i) {
 613                 hwfn = &edev->hwfns[i];
 614                 ptt = ecore_ptt_acquire(hwfn);
 615                 if (!ptt) {
 616                         DP_NOTICE(hwfn, true, "Failed to drain NIG; No PTT\n");
 617                         return -EBUSY;
 618                 }
 619                 rc = ecore_mcp_drain(hwfn, ptt);
 620                 if (rc)
 621                         return rc;
 622                 ecore_ptt_release(hwfn, ptt);
 623         }
 624
 625         return 0;
 626 }
 627
 628 static int qed_nic_stop(struct ecore_dev *edev)
 629 {
 630         int i, rc;
 631
 632         rc = ecore_hw_stop(edev);
 633         for (i = 0; i < edev->num_hwfns; i++) {
 634                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 635
 636                 if (p_hwfn->b_sp_dpc_enabled)
 637                         p_hwfn->b_sp_dpc_enabled = false;
 638         }
 639         return rc;
 640 }
 641
 642 static int qed_nic_reset(struct ecore_dev *edev)
 643 {
 644         int rc;
 645
 646         rc = ecore_hw_reset(edev);
 647         if (rc)
 648                 return rc;
 649
 650         ecore_resc_free(edev);
 651
 652         return 0;
 653 }
 654
 655 static int qed_slowpath_stop(struct ecore_dev *edev)
 656 {
 657 #ifdef CONFIG_QED_SRIOV
 658         int i;
 659 #endif
 660
 661         if (!edev)
 662                 return -ENODEV;
 663
 664         if (IS_PF(edev)) {
 665 #ifdef CONFIG_ECORE_ZIPPED_FW
 666                 qed_free_stream_mem(edev);
 667 #endif
 668
 669 #ifdef CONFIG_QED_SRIOV
 670                 if (IS_QED_ETH_IF(edev))
 671                         qed_sriov_disable(edev, true);
 672 #endif
 673                 qed_nic_stop(edev);
 674         }
 675
 676         qed_nic_reset(edev);
 677         qed_stop_iov_task(edev);
 678
 679         return 0;
 680 }
 681
 682 static void qed_remove(struct ecore_dev *edev)
 683 {
 684         if (!edev)
 685                 return;
 686
 687         ecore_hw_remove(edev);
 688 }
 689
 690 const struct qed_common_ops qed_common_ops_pass = {
 691         INIT_STRUCT_FIELD(probe, &qed_probe),
 692         INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
 693         INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
 694         INIT_STRUCT_FIELD(set_id, &qed_set_id),
 695         INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
 696         INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
 697         INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
 698         INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
 699         INIT_STRUCT_FIELD(set_link, &qed_set_link),
 700         INIT_STRUCT_FIELD(drain, &qed_drain),
 701         INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
 702         INIT_STRUCT_FIELD(remove, &qed_remove),
 703 };