drivers/net/qede/qede_main.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright (c) 2016 - 2018 Cavium Inc.
   3  * All rights reserved.
   4  * www.cavium.com
   5  */
   6
   7 #include <limits.h>
   8 #include <time.h>
   9 #include <rte_alarm.h>
  10 #include <rte_string_fns.h>
  11
  12 #include "qede_ethdev.h"
  13
  14 /* Alarm timeout. */
  15 #define QEDE_ALARM_TIMEOUT_US 100000
  16
  17 /* Global variable to hold absolute path of fw file */
  18 char qede_fw_file[PATH_MAX];
  19
  20 static const char * const QEDE_DEFAULT_FIRMWARE =
  21         "/lib/firmware/qed/qed_init_values-8.40.33.0.bin";
  22
  23 static void
  24 qed_update_pf_params(struct ecore_dev *edev, struct ecore_pf_params *params)
  25 {
  26         int i;
  27
  28         for (i = 0; i < edev->num_hwfns; i++) {
  29                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
  30                 p_hwfn->pf_params = *params;
  31         }
  32 }
  33
  34 static void qed_init_pci(struct ecore_dev *edev, struct rte_pci_device *pci_dev)
  35 {
  36         edev->regview = pci_dev->mem_resource[0].addr;
  37         edev->doorbells = pci_dev->mem_resource[2].addr;
  38         edev->db_size = pci_dev->mem_resource[2].len;
  39 }
  40
  41 static int
  42 qed_probe(struct ecore_dev *edev, struct rte_pci_device *pci_dev,
  43           uint32_t dp_module, uint8_t dp_level, bool is_vf)
  44 {
  45         struct ecore_hw_prepare_params hw_prepare_params;
  46         int rc;
  47
  48         ecore_init_struct(edev);
  49         edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
  50         /* Protocol type is always fixed to PROTOCOL_ETH */
  51
  52         if (is_vf)
  53                 edev->b_is_vf = true;
  54
  55         ecore_init_dp(edev, dp_module, dp_level, NULL);
  56         qed_init_pci(edev, pci_dev);
  57
  58         memset(&hw_prepare_params, 0, sizeof(hw_prepare_params));
  59
  60         if (is_vf)
  61                 hw_prepare_params.acquire_retry_cnt = ECORE_VF_ACQUIRE_THRESH;
  62
  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.allow_mdump = false;
  68         hw_prepare_params.b_en_pacing = false;
  69         hw_prepare_params.epoch = (u32)time(NULL);
  70         rc = ecore_hw_prepare(edev, &hw_prepare_params);
  71         if (rc) {
  72                 DP_ERR(edev, "hw prepare failed\n");
  73                 return rc;
  74         }
  75
  76         return rc;
  77 }
  78
  79 static int qed_nic_setup(struct ecore_dev *edev)
  80 {
  81         int rc;
  82
  83         rc = ecore_resc_alloc(edev);
  84         if (rc)
  85                 return rc;
  86
  87         DP_INFO(edev, "Allocated qed resources\n");
  88         ecore_resc_setup(edev);
  89
  90         return rc;
  91 }
  92
  93 #ifdef CONFIG_ECORE_ZIPPED_FW
  94 static int qed_alloc_stream_mem(struct ecore_dev *edev)
  95 {
  96         int i;
  97
  98         for_each_hwfn(edev, i) {
  99                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 100
 101                 p_hwfn->stream = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
 102                                              sizeof(*p_hwfn->stream));
 103                 if (!p_hwfn->stream)
 104                         return -ENOMEM;
 105         }
 106
 107         return 0;
 108 }
 109
 110 static void qed_free_stream_mem(struct ecore_dev *edev)
 111 {
 112         int i;
 113
 114         for_each_hwfn(edev, i) {
 115                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 116
 117                 if (!p_hwfn->stream)
 118                         return;
 119
 120                 OSAL_FREE(p_hwfn->p_dev, p_hwfn->stream);
 121         }
 122 }
 123 #endif
 124
 125 #ifdef CONFIG_ECORE_BINARY_FW
 126 static int qed_load_firmware_data(struct ecore_dev *edev)
 127 {
 128         int fd;
 129         struct stat st;
 130         const char *fw = RTE_LIBRTE_QEDE_FW;
 131
 132         if (strcmp(fw, "") == 0)
 133                 strcpy(qede_fw_file, QEDE_DEFAULT_FIRMWARE);
 134         else
 135                 strcpy(qede_fw_file, fw);
 136
 137         fd = open(qede_fw_file, O_RDONLY);
 138         if (fd < 0) {
 139                 DP_ERR(edev, "Can't open firmware file\n");
 140                 return -ENOENT;
 141         }
 142
 143         if (fstat(fd, &st) < 0) {
 144                 DP_ERR(edev, "Can't stat firmware file\n");
 145                 close(fd);
 146                 return -1;
 147         }
 148
 149         edev->firmware = rte_zmalloc("qede_fw", st.st_size,
 150                                     RTE_CACHE_LINE_SIZE);
 151         if (!edev->firmware) {
 152                 DP_ERR(edev, "Can't allocate memory for firmware\n");
 153                 close(fd);
 154                 return -ENOMEM;
 155         }
 156
 157         if (read(fd, edev->firmware, st.st_size) != st.st_size) {
 158                 DP_ERR(edev, "Can't read firmware data\n");
 159                 close(fd);
 160                 return -1;
 161         }
 162
 163         edev->fw_len = st.st_size;
 164         if (edev->fw_len < 104) {
 165                 DP_ERR(edev, "Invalid fw size: %" PRIu64 "\n",
 166                           edev->fw_len);
 167                 close(fd);
 168                 return -EINVAL;
 169         }
 170
 171         close(fd);
 172         return 0;
 173 }
 174 #endif
 175
 176 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
 177 {
 178         uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
 179
 180         is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
 181                                                       &is_mac_forced);
 182         if (is_mac_exist && is_mac_forced)
 183                 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
 184
 185         /* Always update link configuration according to bulletin */
 186         qed_link_update(hwfn);
 187 }
 188
 189 static void qede_vf_task(void *arg)
 190 {
 191         struct ecore_hwfn *p_hwfn = arg;
 192         uint8_t change = 0;
 193
 194         /* Read the bulletin board, and re-schedule the task */
 195         ecore_vf_read_bulletin(p_hwfn, &change);
 196         if (change)
 197                 qed_handle_bulletin_change(p_hwfn);
 198
 199         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
 200 }
 201
 202 static void qed_start_iov_task(struct ecore_dev *edev)
 203 {
 204         struct ecore_hwfn *p_hwfn;
 205         int i;
 206
 207         for_each_hwfn(edev, i) {
 208                 p_hwfn = &edev->hwfns[i];
 209                 if (!IS_PF(edev))
 210                         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
 211                                           p_hwfn);
 212         }
 213 }
 214
 215 static void qed_stop_iov_task(struct ecore_dev *edev)
 216 {
 217         struct ecore_hwfn *p_hwfn;
 218         int i;
 219
 220         for_each_hwfn(edev, i) {
 221                 p_hwfn = &edev->hwfns[i];
 222                 if (!IS_PF(edev))
 223                         rte_eal_alarm_cancel(qede_vf_task, p_hwfn);
 224         }
 225 }
 226 static int qed_slowpath_start(struct ecore_dev *edev,
 227                               struct qed_slowpath_params *params)
 228 {
 229         struct ecore_drv_load_params drv_load_params;
 230         struct ecore_hw_init_params hw_init_params;
 231         struct ecore_mcp_drv_version drv_version;
 232         const uint8_t *data = NULL;
 233         struct ecore_hwfn *hwfn;
 234         struct ecore_ptt *p_ptt;
 235         int rc;
 236
 237         if (IS_PF(edev)) {
 238 #ifdef CONFIG_ECORE_BINARY_FW
 239                 rc = qed_load_firmware_data(edev);
 240                 if (rc) {
 241                         DP_ERR(edev, "Failed to find fw file %s\n",
 242                                 qede_fw_file);
 243                         goto err;
 244                 }
 245 #endif
 246                 hwfn = ECORE_LEADING_HWFN(edev);
 247                 if (edev->num_hwfns == 1) { /* skip aRFS for 100G device */
 248                         p_ptt = ecore_ptt_acquire(hwfn);
 249                         if (p_ptt) {
 250                                 ECORE_LEADING_HWFN(edev)->p_arfs_ptt = p_ptt;
 251                         } else {
 252                                 DP_ERR(edev, "Failed to acquire PTT for flowdir\n");
 253                                 rc = -ENOMEM;
 254                                 goto err;
 255                         }
 256                 }
 257         }
 258
 259         rc = qed_nic_setup(edev);
 260         if (rc)
 261                 goto err;
 262
 263         /* set int_coalescing_mode */
 264         edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
 265
 266 #ifdef CONFIG_ECORE_ZIPPED_FW
 267         if (IS_PF(edev)) {
 268                 /* Allocate stream for unzipping */
 269                 rc = qed_alloc_stream_mem(edev);
 270                 if (rc) {
 271                         DP_ERR(edev, "Failed to allocate stream memory\n");
 272                         goto err1;
 273                 }
 274         }
 275 #endif
 276
 277         qed_start_iov_task(edev);
 278
 279 #ifdef CONFIG_ECORE_BINARY_FW
 280         if (IS_PF(edev))
 281                 data = (const uint8_t *)edev->firmware + sizeof(u32);
 282 #endif
 283
 284         /* Start the slowpath */
 285         memset(&hw_init_params, 0, sizeof(hw_init_params));
 286         hw_init_params.b_hw_start = true;
 287         hw_init_params.int_mode = params->int_mode;
 288         hw_init_params.allow_npar_tx_switch = true;
 289         hw_init_params.bin_fw_data = data;
 290
 291         memset(&drv_load_params, 0, sizeof(drv_load_params));
 292         drv_load_params.mfw_timeout_val = ECORE_LOAD_REQ_LOCK_TO_DEFAULT;
 293         drv_load_params.avoid_eng_reset = false;
 294         drv_load_params.override_force_load = ECORE_OVERRIDE_FORCE_LOAD_ALWAYS;
 295         hw_init_params.avoid_eng_affin = false;
 296         hw_init_params.p_drv_load_params = &drv_load_params;
 297
 298         rc = ecore_hw_init(edev, &hw_init_params);
 299         if (rc) {
 300                 DP_ERR(edev, "ecore_hw_init failed\n");
 301                 goto err2;
 302         }
 303
 304         DP_INFO(edev, "HW inited and function started\n");
 305
 306         if (IS_PF(edev)) {
 307                 hwfn = ECORE_LEADING_HWFN(edev);
 308                 drv_version.version = (params->drv_major << 24) |
 309                     (params->drv_minor << 16) |
 310                     (params->drv_rev << 8) | (params->drv_eng);
 311                 strlcpy((char *)drv_version.name, (const char *)params->name,
 312                         sizeof(drv_version.name));
 313                 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
 314                                                 &drv_version);
 315                 if (rc) {
 316                         DP_ERR(edev, "Failed sending drv version command\n");
 317                         goto err3;
 318                 }
 319         }
 320
 321         ecore_reset_vport_stats(edev);
 322
 323         return 0;
 324
 325 err3:
 326         ecore_hw_stop(edev);
 327 err2:
 328         qed_stop_iov_task(edev);
 329 #ifdef CONFIG_ECORE_ZIPPED_FW
 330         qed_free_stream_mem(edev);
 331 err1:
 332 #endif
 333         ecore_resc_free(edev);
 334 err:
 335 #ifdef CONFIG_ECORE_BINARY_FW
 336         if (IS_PF(edev)) {
 337                 if (edev->firmware)
 338                         rte_free(edev->firmware);
 339                 edev->firmware = NULL;
 340         }
 341 #endif
 342         qed_stop_iov_task(edev);
 343
 344         return rc;
 345 }
 346
 347 static int
 348 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
 349 {
 350         struct ecore_hwfn *p_hwfn = ECORE_LEADING_HWFN(edev);
 351         struct ecore_ptt *ptt = NULL;
 352         struct ecore_tunnel_info *tun = &edev->tunnel;
 353
 354         memset(dev_info, 0, sizeof(struct qed_dev_info));
 355
 356         if (tun->vxlan.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 357             tun->vxlan.b_mode_enabled)
 358                 dev_info->vxlan_enable = true;
 359
 360         if (tun->l2_gre.b_mode_enabled && tun->ip_gre.b_mode_enabled &&
 361             tun->l2_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 362             tun->ip_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
 363                 dev_info->gre_enable = true;
 364
 365         if (tun->l2_geneve.b_mode_enabled && tun->ip_geneve.b_mode_enabled &&
 366             tun->l2_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 367             tun->ip_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
 368                 dev_info->geneve_enable = true;
 369
 370         dev_info->num_hwfns = edev->num_hwfns;
 371         dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
 372         dev_info->mtu = ECORE_LEADING_HWFN(edev)->hw_info.mtu;
 373         dev_info->dev_type = edev->type;
 374
 375         rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 376                RTE_ETHER_ADDR_LEN);
 377
 378         dev_info->fw_major = FW_MAJOR_VERSION;
 379         dev_info->fw_minor = FW_MINOR_VERSION;
 380         dev_info->fw_rev = FW_REVISION_VERSION;
 381         dev_info->fw_eng = FW_ENGINEERING_VERSION;
 382
 383         if (IS_PF(edev)) {
 384                 dev_info->b_inter_pf_switch =
 385                         OSAL_TEST_BIT(ECORE_MF_INTER_PF_SWITCH, &edev->mf_bits);
 386                 if (!OSAL_TEST_BIT(ECORE_MF_DISABLE_ARFS, &edev->mf_bits))
 387                         dev_info->b_arfs_capable = true;
 388                 dev_info->tx_switching = false;
 389
 390                 dev_info->smart_an = ecore_mcp_is_smart_an_supported(p_hwfn);
 391
 392                 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
 393                 if (ptt) {
 394                         ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 395                                               &dev_info->mfw_rev, NULL);
 396
 397                         ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
 398                                                  &dev_info->flash_size);
 399
 400                         /* Workaround to allow PHY-read commands for
 401                          * B0 bringup.
 402                          */
 403                         if (ECORE_IS_BB_B0(edev))
 404                                 dev_info->flash_size = 0xffffffff;
 405
 406                         ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
 407                 }
 408         } else {
 409                 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 410                                       &dev_info->mfw_rev, NULL);
 411         }
 412
 413         return 0;
 414 }
 415
 416 int
 417 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
 418 {
 419         uint8_t queues = 0;
 420         int i;
 421
 422         memset(info, 0, sizeof(*info));
 423
 424         info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
 425
 426         if (IS_PF(edev)) {
 427                 int max_vf_vlan_filters = 0;
 428
 429                 info->num_queues = 0;
 430                 for_each_hwfn(edev, i)
 431                         info->num_queues +=
 432                         FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
 433
 434                 if (IS_ECORE_SRIOV(edev))
 435                         max_vf_vlan_filters = edev->p_iov_info->total_vfs *
 436                                               ECORE_ETH_VF_NUM_VLAN_FILTERS;
 437                 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
 438                                          max_vf_vlan_filters;
 439
 440                 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 441                            RTE_ETHER_ADDR_LEN);
 442         } else {
 443                 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
 444                                       &info->num_queues);
 445                 if (ECORE_IS_CMT(edev)) {
 446                         ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
 447                         info->num_queues += queues;
 448                 }
 449
 450                 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
 451                                               (u8 *)&info->num_vlan_filters);
 452
 453                 ecore_vf_get_port_mac(&edev->hwfns[0],
 454                                       (uint8_t *)&info->port_mac);
 455
 456                 info->is_legacy = ecore_vf_get_pre_fp_hsi(&edev->hwfns[0]);
 457         }
 458
 459         qed_fill_dev_info(edev, &info->common);
 460
 461         if (IS_VF(edev))
 462                 memset(&info->common.hw_mac, 0, RTE_ETHER_ADDR_LEN);
 463
 464         return 0;
 465 }
 466
 467 static void qed_set_name(struct ecore_dev *edev, char name[NAME_SIZE])
 468 {
 469         int i;
 470
 471         rte_memcpy(edev->name, name, NAME_SIZE);
 472         for_each_hwfn(edev, i) {
 473                 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
 474         }
 475 }
 476
 477 static uint32_t
 478 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
 479             void *sb_virt_addr, dma_addr_t sb_phy_addr, uint16_t sb_id)
 480 {
 481         struct ecore_hwfn *p_hwfn;
 482         int hwfn_index;
 483         uint16_t rel_sb_id;
 484         uint8_t n_hwfns = edev->num_hwfns;
 485         uint32_t rc;
 486
 487         hwfn_index = sb_id % n_hwfns;
 488         p_hwfn = &edev->hwfns[hwfn_index];
 489         rel_sb_id = sb_id / n_hwfns;
 490
 491         DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
 492                 hwfn_index, rel_sb_id, sb_id);
 493
 494         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
 495                                sb_virt_addr, sb_phy_addr, rel_sb_id);
 496
 497         return rc;
 498 }
 499
 500 static void qed_fill_link(struct ecore_hwfn *hwfn,
 501                           __rte_unused struct ecore_ptt *ptt,
 502                           struct qed_link_output *if_link)
 503 {
 504         struct ecore_mcp_link_params params;
 505         struct ecore_mcp_link_state link;
 506         struct ecore_mcp_link_capabilities link_caps;
 507         uint8_t change = 0;
 508
 509         memset(if_link, 0, sizeof(*if_link));
 510
 511         /* Prepare source inputs */
 512         if (IS_PF(hwfn->p_dev)) {
 513                 rte_memcpy(&params, ecore_mcp_get_link_params(hwfn),
 514                        sizeof(params));
 515                 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
 516                 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
 517                        sizeof(link_caps));
 518         } else {
 519                 ecore_vf_read_bulletin(hwfn, &change);
 520                 ecore_vf_get_link_params(hwfn, &params);
 521                 ecore_vf_get_link_state(hwfn, &link);
 522                 ecore_vf_get_link_caps(hwfn, &link_caps);
 523         }
 524
 525         /* Set the link parameters to pass to protocol driver */
 526         if (link.link_up)
 527                 if_link->link_up = true;
 528
 529         if (link.link_up)
 530                 if_link->speed = link.speed;
 531
 532         if_link->duplex = QEDE_DUPLEX_FULL;
 533
 534         /* Fill up the native advertised speed cap mask */
 535         if_link->adv_speed = params.speed.advertised_speeds;
 536
 537         if (params.speed.autoneg)
 538                 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
 539
 540         if (params.pause.autoneg || params.pause.forced_rx ||
 541             params.pause.forced_tx)
 542                 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
 543
 544         if (params.pause.autoneg)
 545                 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
 546
 547         if (params.pause.forced_rx)
 548                 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
 549
 550         if (params.pause.forced_tx)
 551                 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
 552
 553         if (link_caps.default_eee == ECORE_MCP_EEE_UNSUPPORTED) {
 554                 if_link->eee_supported = false;
 555         } else {
 556                 if_link->eee_supported = true;
 557                 if_link->eee_active = link.eee_active;
 558                 if_link->sup_caps = link_caps.eee_speed_caps;
 559                 /* MFW clears adv_caps on eee disable; use configured value */
 560                 if_link->eee.adv_caps = link.eee_adv_caps ? link.eee_adv_caps :
 561                                         params.eee.adv_caps;
 562                 if_link->eee.lp_adv_caps = link.eee_lp_adv_caps;
 563                 if_link->eee.enable = params.eee.enable;
 564                 if_link->eee.tx_lpi_enable = params.eee.tx_lpi_enable;
 565                 if_link->eee.tx_lpi_timer = params.eee.tx_lpi_timer;
 566         }
 567 }
 568
 569 static void
 570 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
 571 {
 572         struct ecore_hwfn *hwfn;
 573         struct ecore_ptt *ptt;
 574
 575         hwfn = &edev->hwfns[0];
 576         if (IS_PF(edev)) {
 577                 ptt = ecore_ptt_acquire(hwfn);
 578                 if (!ptt)
 579                         DP_NOTICE(hwfn, true, "Failed to fill link; No PTT\n");
 580
 581                         qed_fill_link(hwfn, ptt, if_link);
 582
 583                 if (ptt)
 584                         ecore_ptt_release(hwfn, ptt);
 585         } else {
 586                 qed_fill_link(hwfn, NULL, if_link);
 587         }
 588 }
 589
 590 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
 591 {
 592         struct ecore_hwfn *hwfn;
 593         struct ecore_ptt *ptt;
 594         struct ecore_mcp_link_params *link_params;
 595         int rc;
 596
 597         if (IS_VF(edev))
 598                 return 0;
 599
 600         /* The link should be set only once per PF */
 601         hwfn = &edev->hwfns[0];
 602
 603         ptt = ecore_ptt_acquire(hwfn);
 604         if (!ptt)
 605                 return -EBUSY;
 606
 607         link_params = ecore_mcp_get_link_params(hwfn);
 608         if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
 609                 link_params->speed.autoneg = params->autoneg;
 610
 611         if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
 612                 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
 613                         link_params->pause.autoneg = true;
 614                 else
 615                         link_params->pause.autoneg = false;
 616                 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
 617                         link_params->pause.forced_rx = true;
 618                 else
 619                         link_params->pause.forced_rx = false;
 620                 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
 621                         link_params->pause.forced_tx = true;
 622                 else
 623                         link_params->pause.forced_tx = false;
 624         }
 625
 626         if (params->override_flags & QED_LINK_OVERRIDE_EEE_CONFIG)
 627                 memcpy(&link_params->eee, &params->eee,
 628                        sizeof(link_params->eee));
 629
 630         rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
 631
 632         ecore_ptt_release(hwfn, ptt);
 633
 634         return rc;
 635 }
 636
 637 void qed_link_update(struct ecore_hwfn *hwfn)
 638 {
 639         struct ecore_dev *edev = hwfn->p_dev;
 640         struct qede_dev *qdev = (struct qede_dev *)edev;
 641         struct rte_eth_dev *dev = (struct rte_eth_dev *)qdev->ethdev;
 642
 643         if (!qede_link_update(dev, 0))
 644                 _rte_eth_dev_callback_process(dev,
 645                                               RTE_ETH_EVENT_INTR_LSC, NULL);
 646 }
 647
 648 static int qed_drain(struct ecore_dev *edev)
 649 {
 650         struct ecore_hwfn *hwfn;
 651         struct ecore_ptt *ptt;
 652         int i, rc;
 653
 654         if (IS_VF(edev))
 655                 return 0;
 656
 657         for_each_hwfn(edev, i) {
 658                 hwfn = &edev->hwfns[i];
 659                 ptt = ecore_ptt_acquire(hwfn);
 660                 if (!ptt) {
 661                         DP_ERR(hwfn, "Failed to drain NIG; No PTT\n");
 662                         return -EBUSY;
 663                 }
 664                 rc = ecore_mcp_drain(hwfn, ptt);
 665                 if (rc)
 666                         return rc;
 667                 ecore_ptt_release(hwfn, ptt);
 668         }
 669
 670         return 0;
 671 }
 672
 673 static int qed_nic_stop(struct ecore_dev *edev)
 674 {
 675         int i, rc;
 676
 677         rc = ecore_hw_stop(edev);
 678         for (i = 0; i < edev->num_hwfns; i++) {
 679                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 680
 681                 if (p_hwfn->b_sp_dpc_enabled)
 682                         p_hwfn->b_sp_dpc_enabled = false;
 683         }
 684         return rc;
 685 }
 686
 687 static int qed_slowpath_stop(struct ecore_dev *edev)
 688 {
 689 #ifdef CONFIG_QED_SRIOV
 690         int i;
 691 #endif
 692
 693         if (!edev)
 694                 return -ENODEV;
 695
 696         if (IS_PF(edev)) {
 697 #ifdef CONFIG_ECORE_ZIPPED_FW
 698                 qed_free_stream_mem(edev);
 699 #endif
 700
 701 #ifdef CONFIG_QED_SRIOV
 702                 if (IS_QED_ETH_IF(edev))
 703                         qed_sriov_disable(edev, true);
 704 #endif
 705         }
 706
 707         qed_nic_stop(edev);
 708
 709         ecore_resc_free(edev);
 710         qed_stop_iov_task(edev);
 711
 712         return 0;
 713 }
 714
 715 static void qed_remove(struct ecore_dev *edev)
 716 {
 717         if (!edev)
 718                 return;
 719
 720         ecore_hw_remove(edev);
 721 }
 722
 723 static int qed_send_drv_state(struct ecore_dev *edev, bool active)
 724 {
 725         struct ecore_hwfn *hwfn = ECORE_LEADING_HWFN(edev);
 726         struct ecore_ptt *ptt;
 727         int status = 0;
 728
 729         ptt = ecore_ptt_acquire(hwfn);
 730         if (!ptt)
 731                 return -EAGAIN;
 732
 733         status = ecore_mcp_ov_update_driver_state(hwfn, ptt, active ?
 734                                                   ECORE_OV_DRIVER_STATE_ACTIVE :
 735                                                 ECORE_OV_DRIVER_STATE_DISABLED);
 736
 737         ecore_ptt_release(hwfn, ptt);
 738
 739         return status;
 740 }
 741
 742 static int qed_get_sb_info(struct ecore_dev *edev, struct ecore_sb_info *sb,
 743                            u16 qid, struct ecore_sb_info_dbg *sb_dbg)
 744 {
 745         struct ecore_hwfn *hwfn = &edev->hwfns[qid % edev->num_hwfns];
 746         struct ecore_ptt *ptt;
 747         int rc;
 748
 749         if (IS_VF(edev))
 750                 return -EINVAL;
 751
 752         ptt = ecore_ptt_acquire(hwfn);
 753         if (!ptt) {
 754                 DP_ERR(hwfn, "Can't acquire PTT\n");
 755                 return -EAGAIN;
 756         }
 757
 758         memset(sb_dbg, 0, sizeof(*sb_dbg));
 759         rc = ecore_int_get_sb_dbg(hwfn, ptt, sb, sb_dbg);
 760
 761         ecore_ptt_release(hwfn, ptt);
 762         return rc;
 763 }
 764
 765 const struct qed_common_ops qed_common_ops_pass = {
 766         INIT_STRUCT_FIELD(probe, &qed_probe),
 767         INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
 768         INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
 769         INIT_STRUCT_FIELD(set_name, &qed_set_name),
 770         INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
 771         INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
 772         INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
 773         INIT_STRUCT_FIELD(get_sb_info, &qed_get_sb_info),
 774         INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
 775         INIT_STRUCT_FIELD(set_link, &qed_set_link),
 776         INIT_STRUCT_FIELD(drain, &qed_drain),
 777         INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
 778         INIT_STRUCT_FIELD(remove, &qed_remove),
 779         INIT_STRUCT_FIELD(send_drv_state, &qed_send_drv_state),
 780 };
 781
 782 const struct qed_eth_ops qed_eth_ops_pass = {
 783         INIT_STRUCT_FIELD(common, &qed_common_ops_pass),
 784         INIT_STRUCT_FIELD(fill_dev_info, &qed_fill_eth_dev_info),
 785 };
 786
 787 const struct qed_eth_ops *qed_get_eth_ops(void)
 788 {
 789         return &qed_eth_ops_pass;
 790 }