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-8.37.7.0.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         hw_prepare_params.personality = ECORE_PCI_ETH;
  60         hw_prepare_params.drv_resc_alloc = false;
  61         hw_prepare_params.chk_reg_fifo = false;
  62         hw_prepare_params.initiate_pf_flr = true;
  63         hw_prepare_params.allow_mdump = false;
  64         hw_prepare_params.b_en_pacing = false;
  65         hw_prepare_params.epoch = (u32)time(NULL);
  66         rc = ecore_hw_prepare(edev, &hw_prepare_params);
  67         if (rc) {
  68                 DP_ERR(edev, "hw prepare failed\n");
  69                 return rc;
  70         }
  71
  72         return rc;
  73 }
  74
  75 static int qed_nic_setup(struct ecore_dev *edev)
  76 {
  77         int rc;
  78
  79         rc = ecore_resc_alloc(edev);
  80         if (rc)
  81                 return rc;
  82
  83         DP_INFO(edev, "Allocated qed resources\n");
  84         ecore_resc_setup(edev);
  85
  86         return rc;
  87 }
  88
  89 #ifdef CONFIG_ECORE_ZIPPED_FW
  90 static int qed_alloc_stream_mem(struct ecore_dev *edev)
  91 {
  92         int i;
  93
  94         for_each_hwfn(edev, i) {
  95                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
  96
  97                 p_hwfn->stream = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
  98                                              sizeof(*p_hwfn->stream));
  99                 if (!p_hwfn->stream)
 100                         return -ENOMEM;
 101         }
 102
 103         return 0;
 104 }
 105
 106 static void qed_free_stream_mem(struct ecore_dev *edev)
 107 {
 108         int i;
 109
 110         for_each_hwfn(edev, i) {
 111                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 112
 113                 if (!p_hwfn->stream)
 114                         return;
 115
 116                 OSAL_FREE(p_hwfn->p_dev, p_hwfn->stream);
 117         }
 118 }
 119 #endif
 120
 121 #ifdef CONFIG_ECORE_BINARY_FW
 122 static int qed_load_firmware_data(struct ecore_dev *edev)
 123 {
 124         int fd;
 125         struct stat st;
 126         const char *fw = RTE_LIBRTE_QEDE_FW;
 127
 128         if (strcmp(fw, "") == 0)
 129                 strcpy(qede_fw_file, QEDE_DEFAULT_FIRMWARE);
 130         else
 131                 strcpy(qede_fw_file, fw);
 132
 133         fd = open(qede_fw_file, O_RDONLY);
 134         if (fd < 0) {
 135                 DP_ERR(edev, "Can't open firmware file\n");
 136                 return -ENOENT;
 137         }
 138
 139         if (fstat(fd, &st) < 0) {
 140                 DP_ERR(edev, "Can't stat firmware file\n");
 141                 close(fd);
 142                 return -1;
 143         }
 144
 145         edev->firmware = rte_zmalloc("qede_fw", st.st_size,
 146                                     RTE_CACHE_LINE_SIZE);
 147         if (!edev->firmware) {
 148                 DP_ERR(edev, "Can't allocate memory for firmware\n");
 149                 close(fd);
 150                 return -ENOMEM;
 151         }
 152
 153         if (read(fd, edev->firmware, st.st_size) != st.st_size) {
 154                 DP_ERR(edev, "Can't read firmware data\n");
 155                 close(fd);
 156                 return -1;
 157         }
 158
 159         edev->fw_len = st.st_size;
 160         if (edev->fw_len < 104) {
 161                 DP_ERR(edev, "Invalid fw size: %" PRIu64 "\n",
 162                           edev->fw_len);
 163                 close(fd);
 164                 return -EINVAL;
 165         }
 166
 167         close(fd);
 168         return 0;
 169 }
 170 #endif
 171
 172 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
 173 {
 174         uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
 175
 176         is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
 177                                                       &is_mac_forced);
 178         if (is_mac_exist && is_mac_forced)
 179                 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
 180
 181         /* Always update link configuration according to bulletin */
 182         qed_link_update(hwfn);
 183 }
 184
 185 static void qede_vf_task(void *arg)
 186 {
 187         struct ecore_hwfn *p_hwfn = arg;
 188         uint8_t change = 0;
 189
 190         /* Read the bulletin board, and re-schedule the task */
 191         ecore_vf_read_bulletin(p_hwfn, &change);
 192         if (change)
 193                 qed_handle_bulletin_change(p_hwfn);
 194
 195         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
 196 }
 197
 198 static void qed_start_iov_task(struct ecore_dev *edev)
 199 {
 200         struct ecore_hwfn *p_hwfn;
 201         int i;
 202
 203         for_each_hwfn(edev, i) {
 204                 p_hwfn = &edev->hwfns[i];
 205                 if (!IS_PF(edev))
 206                         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
 207                                           p_hwfn);
 208         }
 209 }
 210
 211 static void qed_stop_iov_task(struct ecore_dev *edev)
 212 {
 213         struct ecore_hwfn *p_hwfn;
 214         int i;
 215
 216         for_each_hwfn(edev, i) {
 217                 p_hwfn = &edev->hwfns[i];
 218                 if (!IS_PF(edev))
 219                         rte_eal_alarm_cancel(qede_vf_task, p_hwfn);
 220         }
 221 }
 222 static int qed_slowpath_start(struct ecore_dev *edev,
 223                               struct qed_slowpath_params *params)
 224 {
 225         struct ecore_drv_load_params drv_load_params;
 226         struct ecore_hw_init_params hw_init_params;
 227         struct ecore_mcp_drv_version drv_version;
 228         const uint8_t *data = NULL;
 229         struct ecore_hwfn *hwfn;
 230         struct ecore_ptt *p_ptt;
 231         int rc;
 232
 233         if (IS_PF(edev)) {
 234 #ifdef CONFIG_ECORE_BINARY_FW
 235                 rc = qed_load_firmware_data(edev);
 236                 if (rc) {
 237                         DP_ERR(edev, "Failed to find fw file %s\n",
 238                                 qede_fw_file);
 239                         goto err;
 240                 }
 241 #endif
 242                 hwfn = ECORE_LEADING_HWFN(edev);
 243                 if (edev->num_hwfns == 1) { /* skip aRFS for 100G device */
 244                         p_ptt = ecore_ptt_acquire(hwfn);
 245                         if (p_ptt) {
 246                                 ECORE_LEADING_HWFN(edev)->p_arfs_ptt = p_ptt;
 247                         } else {
 248                                 DP_ERR(edev, "Failed to acquire PTT for flowdir\n");
 249                                 rc = -ENOMEM;
 250                                 goto err;
 251                         }
 252                 }
 253         }
 254
 255         rc = qed_nic_setup(edev);
 256         if (rc)
 257                 goto err;
 258
 259         /* set int_coalescing_mode */
 260         edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
 261
 262 #ifdef CONFIG_ECORE_ZIPPED_FW
 263         if (IS_PF(edev)) {
 264                 /* Allocate stream for unzipping */
 265                 rc = qed_alloc_stream_mem(edev);
 266                 if (rc) {
 267                         DP_ERR(edev, "Failed to allocate stream memory\n");
 268                         goto err1;
 269                 }
 270         }
 271 #endif
 272
 273         qed_start_iov_task(edev);
 274
 275 #ifdef CONFIG_ECORE_BINARY_FW
 276         if (IS_PF(edev))
 277                 data = (const uint8_t *)edev->firmware + sizeof(u32);
 278 #endif
 279
 280         /* Start the slowpath */
 281         memset(&hw_init_params, 0, sizeof(hw_init_params));
 282         hw_init_params.b_hw_start = true;
 283         hw_init_params.int_mode = params->int_mode;
 284         hw_init_params.allow_npar_tx_switch = true;
 285         hw_init_params.bin_fw_data = data;
 286
 287         memset(&drv_load_params, 0, sizeof(drv_load_params));
 288         drv_load_params.mfw_timeout_val = ECORE_LOAD_REQ_LOCK_TO_DEFAULT;
 289         drv_load_params.avoid_eng_reset = false;
 290         drv_load_params.override_force_load = ECORE_OVERRIDE_FORCE_LOAD_ALWAYS;
 291         hw_init_params.avoid_eng_affin = false;
 292         hw_init_params.p_drv_load_params = &drv_load_params;
 293
 294         rc = ecore_hw_init(edev, &hw_init_params);
 295         if (rc) {
 296                 DP_ERR(edev, "ecore_hw_init failed\n");
 297                 goto err2;
 298         }
 299
 300         DP_INFO(edev, "HW inited and function started\n");
 301
 302         if (IS_PF(edev)) {
 303                 hwfn = ECORE_LEADING_HWFN(edev);
 304                 drv_version.version = (params->drv_major << 24) |
 305                     (params->drv_minor << 16) |
 306                     (params->drv_rev << 8) | (params->drv_eng);
 307                 strlcpy((char *)drv_version.name, (const char *)params->name,
 308                         sizeof(drv_version.name));
 309                 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
 310                                                 &drv_version);
 311                 if (rc) {
 312                         DP_ERR(edev, "Failed sending drv version command\n");
 313                         goto err3;
 314                 }
 315         }
 316
 317         ecore_reset_vport_stats(edev);
 318
 319         return 0;
 320
 321 err3:
 322         ecore_hw_stop(edev);
 323 err2:
 324         qed_stop_iov_task(edev);
 325 #ifdef CONFIG_ECORE_ZIPPED_FW
 326         qed_free_stream_mem(edev);
 327 err1:
 328 #endif
 329         ecore_resc_free(edev);
 330 err:
 331 #ifdef CONFIG_ECORE_BINARY_FW
 332         if (IS_PF(edev)) {
 333                 if (edev->firmware)
 334                         rte_free(edev->firmware);
 335                 edev->firmware = NULL;
 336         }
 337 #endif
 338         qed_stop_iov_task(edev);
 339
 340         return rc;
 341 }
 342
 343 static int
 344 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
 345 {
 346         struct ecore_hwfn *p_hwfn = ECORE_LEADING_HWFN(edev);
 347         struct ecore_ptt *ptt = NULL;
 348         struct ecore_tunnel_info *tun = &edev->tunnel;
 349
 350         memset(dev_info, 0, sizeof(struct qed_dev_info));
 351
 352         if (tun->vxlan.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 353             tun->vxlan.b_mode_enabled)
 354                 dev_info->vxlan_enable = true;
 355
 356         if (tun->l2_gre.b_mode_enabled && tun->ip_gre.b_mode_enabled &&
 357             tun->l2_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 358             tun->ip_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
 359                 dev_info->gre_enable = true;
 360
 361         if (tun->l2_geneve.b_mode_enabled && tun->ip_geneve.b_mode_enabled &&
 362             tun->l2_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 363             tun->ip_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
 364                 dev_info->geneve_enable = true;
 365
 366         dev_info->num_hwfns = edev->num_hwfns;
 367         dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
 368         dev_info->mtu = ECORE_LEADING_HWFN(edev)->hw_info.mtu;
 369         dev_info->dev_type = edev->type;
 370
 371         rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 372                RTE_ETHER_ADDR_LEN);
 373
 374         dev_info->fw_major = FW_MAJOR_VERSION;
 375         dev_info->fw_minor = FW_MINOR_VERSION;
 376         dev_info->fw_rev = FW_REVISION_VERSION;
 377         dev_info->fw_eng = FW_ENGINEERING_VERSION;
 378
 379         if (IS_PF(edev)) {
 380                 dev_info->b_inter_pf_switch =
 381                         OSAL_TEST_BIT(ECORE_MF_INTER_PF_SWITCH, &edev->mf_bits);
 382                 if (!OSAL_TEST_BIT(ECORE_MF_DISABLE_ARFS, &edev->mf_bits))
 383                         dev_info->b_arfs_capable = true;
 384                 dev_info->tx_switching = false;
 385
 386                 dev_info->smart_an = ecore_mcp_is_smart_an_supported(p_hwfn);
 387
 388                 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
 389                 if (ptt) {
 390                         ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 391                                               &dev_info->mfw_rev, NULL);
 392
 393                         ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
 394                                                  &dev_info->flash_size);
 395
 396                         /* Workaround to allow PHY-read commands for
 397                          * B0 bringup.
 398                          */
 399                         if (ECORE_IS_BB_B0(edev))
 400                                 dev_info->flash_size = 0xffffffff;
 401
 402                         ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
 403                 }
 404         } else {
 405                 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 406                                       &dev_info->mfw_rev, NULL);
 407         }
 408
 409         return 0;
 410 }
 411
 412 int
 413 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
 414 {
 415         uint8_t queues = 0;
 416         int i;
 417
 418         memset(info, 0, sizeof(*info));
 419
 420         info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
 421
 422         if (IS_PF(edev)) {
 423                 int max_vf_vlan_filters = 0;
 424
 425                 info->num_queues = 0;
 426                 for_each_hwfn(edev, i)
 427                         info->num_queues +=
 428                         FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
 429
 430                 if (IS_ECORE_SRIOV(edev))
 431                         max_vf_vlan_filters = edev->p_iov_info->total_vfs *
 432                                               ECORE_ETH_VF_NUM_VLAN_FILTERS;
 433                 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
 434                                          max_vf_vlan_filters;
 435
 436                 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 437                            RTE_ETHER_ADDR_LEN);
 438         } else {
 439                 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
 440                                       &info->num_queues);
 441                 if (ECORE_IS_CMT(edev)) {
 442                         ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
 443                         info->num_queues += queues;
 444                 }
 445
 446                 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
 447                                               (u8 *)&info->num_vlan_filters);
 448
 449                 ecore_vf_get_port_mac(&edev->hwfns[0],
 450                                       (uint8_t *)&info->port_mac);
 451
 452                 info->is_legacy = ecore_vf_get_pre_fp_hsi(&edev->hwfns[0]);
 453         }
 454
 455         qed_fill_dev_info(edev, &info->common);
 456
 457         if (IS_VF(edev))
 458                 memset(&info->common.hw_mac, 0, RTE_ETHER_ADDR_LEN);
 459
 460         return 0;
 461 }
 462
 463 static void qed_set_name(struct ecore_dev *edev, char name[NAME_SIZE])
 464 {
 465         int i;
 466
 467         rte_memcpy(edev->name, name, NAME_SIZE);
 468         for_each_hwfn(edev, i) {
 469                 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
 470         }
 471 }
 472
 473 static uint32_t
 474 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
 475             void *sb_virt_addr, dma_addr_t sb_phy_addr, uint16_t sb_id)
 476 {
 477         struct ecore_hwfn *p_hwfn;
 478         int hwfn_index;
 479         uint16_t rel_sb_id;
 480         uint8_t n_hwfns = edev->num_hwfns;
 481         uint32_t rc;
 482
 483         hwfn_index = sb_id % n_hwfns;
 484         p_hwfn = &edev->hwfns[hwfn_index];
 485         rel_sb_id = sb_id / n_hwfns;
 486
 487         DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
 488                 hwfn_index, rel_sb_id, sb_id);
 489
 490         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
 491                                sb_virt_addr, sb_phy_addr, rel_sb_id);
 492
 493         return rc;
 494 }
 495
 496 static void qed_fill_link(struct ecore_hwfn *hwfn,
 497                           __rte_unused struct ecore_ptt *ptt,
 498                           struct qed_link_output *if_link)
 499 {
 500         struct ecore_mcp_link_params params;
 501         struct ecore_mcp_link_state link;
 502         struct ecore_mcp_link_capabilities link_caps;
 503         uint8_t change = 0;
 504
 505         memset(if_link, 0, sizeof(*if_link));
 506
 507         /* Prepare source inputs */
 508         if (IS_PF(hwfn->p_dev)) {
 509                 rte_memcpy(&params, ecore_mcp_get_link_params(hwfn),
 510                        sizeof(params));
 511                 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
 512                 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
 513                        sizeof(link_caps));
 514         } else {
 515                 ecore_vf_read_bulletin(hwfn, &change);
 516                 ecore_vf_get_link_params(hwfn, &params);
 517                 ecore_vf_get_link_state(hwfn, &link);
 518                 ecore_vf_get_link_caps(hwfn, &link_caps);
 519         }
 520
 521         /* Set the link parameters to pass to protocol driver */
 522         if (link.link_up)
 523                 if_link->link_up = true;
 524
 525         if (link.link_up)
 526                 if_link->speed = link.speed;
 527
 528         if_link->duplex = QEDE_DUPLEX_FULL;
 529
 530         /* Fill up the native advertised speed cap mask */
 531         if_link->adv_speed = params.speed.advertised_speeds;
 532
 533         if (params.speed.autoneg)
 534                 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
 535
 536         if (params.pause.autoneg || params.pause.forced_rx ||
 537             params.pause.forced_tx)
 538                 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
 539
 540         if (params.pause.autoneg)
 541                 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
 542
 543         if (params.pause.forced_rx)
 544                 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
 545
 546         if (params.pause.forced_tx)
 547                 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
 548
 549         if (link_caps.default_eee == ECORE_MCP_EEE_UNSUPPORTED) {
 550                 if_link->eee_supported = false;
 551         } else {
 552                 if_link->eee_supported = true;
 553                 if_link->eee_active = link.eee_active;
 554                 if_link->sup_caps = link_caps.eee_speed_caps;
 555                 /* MFW clears adv_caps on eee disable; use configured value */
 556                 if_link->eee.adv_caps = link.eee_adv_caps ? link.eee_adv_caps :
 557                                         params.eee.adv_caps;
 558                 if_link->eee.lp_adv_caps = link.eee_lp_adv_caps;
 559                 if_link->eee.enable = params.eee.enable;
 560                 if_link->eee.tx_lpi_enable = params.eee.tx_lpi_enable;
 561                 if_link->eee.tx_lpi_timer = params.eee.tx_lpi_timer;
 562         }
 563 }
 564
 565 static void
 566 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
 567 {
 568         struct ecore_hwfn *hwfn;
 569         struct ecore_ptt *ptt;
 570
 571         hwfn = &edev->hwfns[0];
 572         if (IS_PF(edev)) {
 573                 ptt = ecore_ptt_acquire(hwfn);
 574                 if (!ptt)
 575                         DP_NOTICE(hwfn, true, "Failed to fill link; No PTT\n");
 576
 577                         qed_fill_link(hwfn, ptt, if_link);
 578
 579                 if (ptt)
 580                         ecore_ptt_release(hwfn, ptt);
 581         } else {
 582                 qed_fill_link(hwfn, NULL, if_link);
 583         }
 584 }
 585
 586 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
 587 {
 588         struct ecore_hwfn *hwfn;
 589         struct ecore_ptt *ptt;
 590         struct ecore_mcp_link_params *link_params;
 591         int rc;
 592
 593         if (IS_VF(edev))
 594                 return 0;
 595
 596         /* The link should be set only once per PF */
 597         hwfn = &edev->hwfns[0];
 598
 599         ptt = ecore_ptt_acquire(hwfn);
 600         if (!ptt)
 601                 return -EBUSY;
 602
 603         link_params = ecore_mcp_get_link_params(hwfn);
 604         if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
 605                 link_params->speed.autoneg = params->autoneg;
 606
 607         if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
 608                 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
 609                         link_params->pause.autoneg = true;
 610                 else
 611                         link_params->pause.autoneg = false;
 612                 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
 613                         link_params->pause.forced_rx = true;
 614                 else
 615                         link_params->pause.forced_rx = false;
 616                 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
 617                         link_params->pause.forced_tx = true;
 618                 else
 619                         link_params->pause.forced_tx = false;
 620         }
 621
 622         if (params->override_flags & QED_LINK_OVERRIDE_EEE_CONFIG)
 623                 memcpy(&link_params->eee, &params->eee,
 624                        sizeof(link_params->eee));
 625
 626         rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
 627
 628         ecore_ptt_release(hwfn, ptt);
 629
 630         return rc;
 631 }
 632
 633 void qed_link_update(struct ecore_hwfn *hwfn)
 634 {
 635         struct ecore_dev *edev = hwfn->p_dev;
 636         struct qede_dev *qdev = (struct qede_dev *)edev;
 637         struct rte_eth_dev *dev = (struct rte_eth_dev *)qdev->ethdev;
 638
 639         if (!qede_link_update(dev, 0))
 640                 _rte_eth_dev_callback_process(dev,
 641                                               RTE_ETH_EVENT_INTR_LSC, NULL);
 642 }
 643
 644 static int qed_drain(struct ecore_dev *edev)
 645 {
 646         struct ecore_hwfn *hwfn;
 647         struct ecore_ptt *ptt;
 648         int i, rc;
 649
 650         if (IS_VF(edev))
 651                 return 0;
 652
 653         for_each_hwfn(edev, i) {
 654                 hwfn = &edev->hwfns[i];
 655                 ptt = ecore_ptt_acquire(hwfn);
 656                 if (!ptt) {
 657                         DP_ERR(hwfn, "Failed to drain NIG; No PTT\n");
 658                         return -EBUSY;
 659                 }
 660                 rc = ecore_mcp_drain(hwfn, ptt);
 661                 if (rc)
 662                         return rc;
 663                 ecore_ptt_release(hwfn, ptt);
 664         }
 665
 666         return 0;
 667 }
 668
 669 static int qed_nic_stop(struct ecore_dev *edev)
 670 {
 671         int i, rc;
 672
 673         rc = ecore_hw_stop(edev);
 674         for (i = 0; i < edev->num_hwfns; i++) {
 675                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 676
 677                 if (p_hwfn->b_sp_dpc_enabled)
 678                         p_hwfn->b_sp_dpc_enabled = false;
 679         }
 680         return rc;
 681 }
 682
 683 static int qed_slowpath_stop(struct ecore_dev *edev)
 684 {
 685 #ifdef CONFIG_QED_SRIOV
 686         int i;
 687 #endif
 688
 689         if (!edev)
 690                 return -ENODEV;
 691
 692         if (IS_PF(edev)) {
 693 #ifdef CONFIG_ECORE_ZIPPED_FW
 694                 qed_free_stream_mem(edev);
 695 #endif
 696
 697 #ifdef CONFIG_QED_SRIOV
 698                 if (IS_QED_ETH_IF(edev))
 699                         qed_sriov_disable(edev, true);
 700 #endif
 701         }
 702
 703         qed_nic_stop(edev);
 704
 705         ecore_resc_free(edev);
 706         qed_stop_iov_task(edev);
 707
 708         return 0;
 709 }
 710
 711 static void qed_remove(struct ecore_dev *edev)
 712 {
 713         if (!edev)
 714                 return;
 715
 716         ecore_hw_remove(edev);
 717 }
 718
 719 static int qed_send_drv_state(struct ecore_dev *edev, bool active)
 720 {
 721         struct ecore_hwfn *hwfn = ECORE_LEADING_HWFN(edev);
 722         struct ecore_ptt *ptt;
 723         int status = 0;
 724
 725         ptt = ecore_ptt_acquire(hwfn);
 726         if (!ptt)
 727                 return -EAGAIN;
 728
 729         status = ecore_mcp_ov_update_driver_state(hwfn, ptt, active ?
 730                                                   ECORE_OV_DRIVER_STATE_ACTIVE :
 731                                                 ECORE_OV_DRIVER_STATE_DISABLED);
 732
 733         ecore_ptt_release(hwfn, ptt);
 734
 735         return status;
 736 }
 737
 738 static int qed_get_sb_info(struct ecore_dev *edev, struct ecore_sb_info *sb,
 739                            u16 qid, struct ecore_sb_info_dbg *sb_dbg)
 740 {
 741         struct ecore_hwfn *hwfn = &edev->hwfns[qid % edev->num_hwfns];
 742         struct ecore_ptt *ptt;
 743         int rc;
 744
 745         if (IS_VF(edev))
 746                 return -EINVAL;
 747
 748         ptt = ecore_ptt_acquire(hwfn);
 749         if (!ptt) {
 750                 DP_ERR(hwfn, "Can't acquire PTT\n");
 751                 return -EAGAIN;
 752         }
 753
 754         memset(sb_dbg, 0, sizeof(*sb_dbg));
 755         rc = ecore_int_get_sb_dbg(hwfn, ptt, sb, sb_dbg);
 756
 757         ecore_ptt_release(hwfn, ptt);
 758         return rc;
 759 }
 760
 761 const struct qed_common_ops qed_common_ops_pass = {
 762         INIT_STRUCT_FIELD(probe, &qed_probe),
 763         INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
 764         INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
 765         INIT_STRUCT_FIELD(set_name, &qed_set_name),
 766         INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
 767         INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
 768         INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
 769         INIT_STRUCT_FIELD(get_sb_info, &qed_get_sb_info),
 770         INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
 771         INIT_STRUCT_FIELD(set_link, &qed_set_link),
 772         INIT_STRUCT_FIELD(drain, &qed_drain),
 773         INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
 774         INIT_STRUCT_FIELD(remove, &qed_remove),
 775         INIT_STRUCT_FIELD(send_drv_state, &qed_send_drv_state),
 776 };
 777
 778 const struct qed_eth_ops qed_eth_ops_pass = {
 779         INIT_STRUCT_FIELD(common, &qed_common_ops_pass),
 780         INIT_STRUCT_FIELD(fill_dev_info, &qed_fill_eth_dev_info),
 781 };
 782
 783 const struct qed_eth_ops *qed_get_eth_ops(void)
 784 {
 785         return &qed_eth_ops_pass;
 786 }