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
   9 #include <rte_alarm.h>
  10 #include <rte_string_fns.h>
  11
  12 #include "eal_firmware.h"
  13
  14 #include "qede_ethdev.h"
  15 /* ######### DEBUG ###########*/
  16 #include "qede_debug.h"
  17
  18 /* Alarm timeout. */
  19 #define QEDE_ALARM_TIMEOUT_US 100000
  20
  21 /* Global variable to hold absolute path of fw file */
  22 char qede_fw_file[PATH_MAX];
  23
  24 static const char * const QEDE_DEFAULT_FIRMWARE =
  25         "/lib/firmware/qed/qed_init_values-8.40.33.0.bin";
  26
  27 static void
  28 qed_update_pf_params(struct ecore_dev *edev, struct ecore_pf_params *params)
  29 {
  30         int i;
  31
  32         for (i = 0; i < edev->num_hwfns; i++) {
  33                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
  34                 p_hwfn->pf_params = *params;
  35         }
  36 }
  37
  38 static void qed_init_pci(struct ecore_dev *edev, struct rte_pci_device *pci_dev)
  39 {
  40         edev->regview = pci_dev->mem_resource[0].addr;
  41         edev->doorbells = pci_dev->mem_resource[2].addr;
  42         edev->db_size = pci_dev->mem_resource[2].len;
  43         edev->pci_dev = pci_dev;
  44 }
  45
  46 static int
  47 qed_probe(struct ecore_dev *edev, struct rte_pci_device *pci_dev,
  48           uint32_t dp_module, uint8_t dp_level, bool is_vf)
  49 {
  50         struct ecore_hw_prepare_params hw_prepare_params;
  51         int rc;
  52
  53         ecore_init_struct(edev);
  54         edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
  55         /* Protocol type is always fixed to PROTOCOL_ETH */
  56
  57         if (is_vf)
  58                 edev->b_is_vf = true;
  59
  60         ecore_init_dp(edev, dp_module, dp_level, NULL);
  61         qed_init_pci(edev, pci_dev);
  62
  63         memset(&hw_prepare_params, 0, sizeof(hw_prepare_params));
  64
  65         if (is_vf)
  66                 hw_prepare_params.acquire_retry_cnt = ECORE_VF_ACQUIRE_THRESH;
  67
  68         hw_prepare_params.personality = ECORE_PCI_ETH;
  69         hw_prepare_params.drv_resc_alloc = false;
  70         hw_prepare_params.chk_reg_fifo = false;
  71         hw_prepare_params.initiate_pf_flr = true;
  72         hw_prepare_params.allow_mdump = false;
  73         hw_prepare_params.b_en_pacing = false;
  74         hw_prepare_params.epoch = OSAL_GET_EPOCH(ECORE_LEADING_HWFN(edev));
  75         rc = ecore_hw_prepare(edev, &hw_prepare_params);
  76         if (rc) {
  77                 DP_ERR(edev, "hw prepare failed\n");
  78                 return rc;
  79         }
  80
  81         return rc;
  82 }
  83
  84 static int qed_nic_setup(struct ecore_dev *edev)
  85 {
  86         int rc;
  87
  88         rc = ecore_resc_alloc(edev);
  89         if (rc)
  90                 return rc;
  91
  92         DP_INFO(edev, "Allocated qed resources\n");
  93         ecore_resc_setup(edev);
  94
  95         return rc;
  96 }
  97
  98 #ifdef CONFIG_ECORE_ZIPPED_FW
  99 static int qed_alloc_stream_mem(struct ecore_dev *edev)
 100 {
 101         int i;
 102
 103         for_each_hwfn(edev, i) {
 104                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 105
 106                 p_hwfn->stream = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
 107                                              sizeof(*p_hwfn->stream));
 108                 if (!p_hwfn->stream)
 109                         return -ENOMEM;
 110         }
 111
 112         return 0;
 113 }
 114
 115 static void qed_free_stream_mem(struct ecore_dev *edev)
 116 {
 117         int i;
 118
 119         for_each_hwfn(edev, i) {
 120                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 121
 122                 if (!p_hwfn->stream)
 123                         return;
 124
 125                 OSAL_FREE(p_hwfn->p_dev, p_hwfn->stream);
 126         }
 127 }
 128 #endif
 129
 130 #ifdef CONFIG_ECORE_BINARY_FW
 131 static int qed_load_firmware_data(struct ecore_dev *edev)
 132 {
 133         const char *fw = RTE_LIBRTE_QEDE_FW;
 134         void *buf;
 135         size_t bufsz;
 136         int ret;
 137
 138         if (strcmp(fw, "") == 0)
 139                 strcpy(qede_fw_file, QEDE_DEFAULT_FIRMWARE);
 140         else
 141                 strcpy(qede_fw_file, fw);
 142
 143         if (rte_firmware_read(qede_fw_file, &buf, &bufsz) < 0) {
 144                 DP_ERR(edev, "Can't read firmware data: %s\n", qede_fw_file);
 145                 return -1;
 146         }
 147
 148         edev->firmware = rte_zmalloc("qede_fw", bufsz, RTE_CACHE_LINE_SIZE);
 149         if (!edev->firmware) {
 150                 DP_ERR(edev, "Can't allocate memory for firmware\n");
 151                 ret = -ENOMEM;
 152                 goto out;
 153         }
 154
 155         memcpy(edev->firmware, buf, bufsz);
 156         edev->fw_len = bufsz;
 157         if (edev->fw_len < 104) {
 158                 DP_ERR(edev, "Invalid fw size: %" PRIu64 "\n",
 159                           edev->fw_len);
 160                 ret = -EINVAL;
 161                 goto out;
 162         }
 163         ret = 0;
 164 out:
 165         free(buf);
 166         return ret;
 167 }
 168 #endif
 169
 170 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
 171 {
 172         uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
 173
 174         is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
 175                                                       &is_mac_forced);
 176         if (is_mac_exist && is_mac_forced)
 177                 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
 178
 179         /* Always update link configuration according to bulletin */
 180         qed_link_update(hwfn);
 181 }
 182
 183 static void qede_vf_task(void *arg)
 184 {
 185         struct ecore_hwfn *p_hwfn = arg;
 186         uint8_t change = 0;
 187
 188         /* Read the bulletin board, and re-schedule the task */
 189         ecore_vf_read_bulletin(p_hwfn, &change);
 190         if (change)
 191                 qed_handle_bulletin_change(p_hwfn);
 192
 193         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
 194 }
 195
 196 static void qed_start_iov_task(struct ecore_dev *edev)
 197 {
 198         struct ecore_hwfn *p_hwfn;
 199         int i;
 200
 201         for_each_hwfn(edev, i) {
 202                 p_hwfn = &edev->hwfns[i];
 203                 if (!IS_PF(edev))
 204                         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
 205                                           p_hwfn);
 206         }
 207 }
 208
 209 static void qed_stop_iov_task(struct ecore_dev *edev)
 210 {
 211         struct ecore_hwfn *p_hwfn;
 212         int i;
 213
 214         for_each_hwfn(edev, i) {
 215                 p_hwfn = &edev->hwfns[i];
 216                 if (IS_PF(edev))
 217                         rte_eal_alarm_cancel(qed_iov_pf_task, p_hwfn);
 218                 else
 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
 279                 /* ############### DEBUG ################## */
 280                 qed_dbg_pf_init(edev);
 281         }
 282 #endif
 283
 284
 285         /* Start the slowpath */
 286         memset(&hw_init_params, 0, sizeof(hw_init_params));
 287         hw_init_params.b_hw_start = true;
 288         hw_init_params.int_mode = params->int_mode;
 289         hw_init_params.allow_npar_tx_switch = true;
 290         hw_init_params.bin_fw_data = data;
 291
 292         memset(&drv_load_params, 0, sizeof(drv_load_params));
 293         drv_load_params.mfw_timeout_val = ECORE_LOAD_REQ_LOCK_TO_DEFAULT;
 294         drv_load_params.avoid_eng_reset = false;
 295         drv_load_params.override_force_load = ECORE_OVERRIDE_FORCE_LOAD_ALWAYS;
 296         hw_init_params.avoid_eng_affin = false;
 297         hw_init_params.p_drv_load_params = &drv_load_params;
 298
 299         rc = ecore_hw_init(edev, &hw_init_params);
 300         if (rc) {
 301                 DP_ERR(edev, "ecore_hw_init failed\n");
 302                 goto err2;
 303         }
 304
 305         DP_INFO(edev, "HW inited and function started\n");
 306
 307         if (IS_PF(edev)) {
 308                 hwfn = ECORE_LEADING_HWFN(edev);
 309                 drv_version.version = (params->drv_major << 24) |
 310                     (params->drv_minor << 16) |
 311                     (params->drv_rev << 8) | (params->drv_eng);
 312                 strlcpy((char *)drv_version.name, (const char *)params->name,
 313                         sizeof(drv_version.name));
 314                 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
 315                                                 &drv_version);
 316                 if (rc) {
 317                         DP_ERR(edev, "Failed sending drv version command\n");
 318                         goto err3;
 319                 }
 320         }
 321
 322         ecore_reset_vport_stats(edev);
 323
 324         return 0;
 325
 326 err3:
 327         ecore_hw_stop(edev);
 328 err2:
 329         qed_stop_iov_task(edev);
 330 #ifdef CONFIG_ECORE_ZIPPED_FW
 331         qed_free_stream_mem(edev);
 332 err1:
 333 #endif
 334         ecore_resc_free(edev);
 335 err:
 336 #ifdef CONFIG_ECORE_BINARY_FW
 337         if (IS_PF(edev)) {
 338                 if (edev->firmware)
 339                         rte_free(edev->firmware);
 340                 edev->firmware = NULL;
 341         }
 342 #endif
 343         qed_stop_iov_task(edev);
 344
 345         return rc;
 346 }
 347
 348 static int
 349 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
 350 {
 351         struct ecore_hwfn *p_hwfn = ECORE_LEADING_HWFN(edev);
 352         struct ecore_ptt *ptt = NULL;
 353         struct ecore_tunnel_info *tun = &edev->tunnel;
 354
 355         memset(dev_info, 0, sizeof(struct qed_dev_info));
 356
 357         if (tun->vxlan.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 358             tun->vxlan.b_mode_enabled)
 359                 dev_info->vxlan_enable = true;
 360
 361         if (tun->l2_gre.b_mode_enabled && tun->ip_gre.b_mode_enabled &&
 362             tun->l2_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 363             tun->ip_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
 364                 dev_info->gre_enable = true;
 365
 366         if (tun->l2_geneve.b_mode_enabled && tun->ip_geneve.b_mode_enabled &&
 367             tun->l2_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
 368             tun->ip_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
 369                 dev_info->geneve_enable = true;
 370
 371         dev_info->num_hwfns = edev->num_hwfns;
 372         dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
 373         dev_info->mtu = ECORE_LEADING_HWFN(edev)->hw_info.mtu;
 374         dev_info->dev_type = edev->type;
 375
 376         rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 377                RTE_ETHER_ADDR_LEN);
 378
 379         dev_info->fw_major = FW_MAJOR_VERSION;
 380         dev_info->fw_minor = FW_MINOR_VERSION;
 381         dev_info->fw_rev = FW_REVISION_VERSION;
 382         dev_info->fw_eng = FW_ENGINEERING_VERSION;
 383
 384         if (IS_PF(edev)) {
 385                 dev_info->b_inter_pf_switch =
 386                         OSAL_GET_BIT(ECORE_MF_INTER_PF_SWITCH, &edev->mf_bits);
 387                 if (!OSAL_GET_BIT(ECORE_MF_DISABLE_ARFS, &edev->mf_bits))
 388                         dev_info->b_arfs_capable = true;
 389                 dev_info->tx_switching = false;
 390
 391                 dev_info->smart_an = ecore_mcp_is_smart_an_supported(p_hwfn);
 392
 393                 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
 394                 if (ptt) {
 395                         ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 396                                               &dev_info->mfw_rev, NULL);
 397
 398                         ecore_mcp_get_mbi_ver(ECORE_LEADING_HWFN(edev), ptt,
 399                                               &dev_info->mbi_version);
 400
 401                         ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
 402                                                  &dev_info->flash_size);
 403
 404                         /* Workaround to allow PHY-read commands for
 405                          * B0 bringup.
 406                          */
 407                         if (ECORE_IS_BB_B0(edev))
 408                                 dev_info->flash_size = 0xffffffff;
 409
 410                         ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
 411                 }
 412         } else {
 413                 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
 414                                       &dev_info->mfw_rev, NULL);
 415         }
 416
 417         return 0;
 418 }
 419
 420 int
 421 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
 422 {
 423         uint8_t queues = 0;
 424         int i;
 425
 426         memset(info, 0, sizeof(*info));
 427
 428         info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
 429
 430         if (IS_PF(edev)) {
 431                 int max_vf_vlan_filters = 0;
 432
 433                 info->num_queues = 0;
 434                 for_each_hwfn(edev, i)
 435                         info->num_queues +=
 436                         FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
 437
 438                 if (IS_ECORE_SRIOV(edev))
 439                         max_vf_vlan_filters = edev->p_iov_info->total_vfs *
 440                                               ECORE_ETH_VF_NUM_VLAN_FILTERS;
 441                 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
 442                                          max_vf_vlan_filters;
 443
 444                 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
 445                            RTE_ETHER_ADDR_LEN);
 446         } else {
 447                 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
 448                                       &info->num_queues);
 449                 if (ECORE_IS_CMT(edev)) {
 450                         ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
 451                         info->num_queues += queues;
 452                 }
 453
 454                 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
 455                                               (u8 *)&info->num_vlan_filters);
 456
 457                 ecore_vf_get_port_mac(&edev->hwfns[0],
 458                                       (uint8_t *)&info->port_mac);
 459
 460                 info->is_legacy = ecore_vf_get_pre_fp_hsi(&edev->hwfns[0]);
 461         }
 462
 463         qed_fill_dev_info(edev, &info->common);
 464
 465         if (IS_VF(edev))
 466                 memset(&info->common.hw_mac, 0, RTE_ETHER_ADDR_LEN);
 467
 468         return 0;
 469 }
 470
 471 static void qed_set_name(struct ecore_dev *edev, char name[NAME_SIZE])
 472 {
 473         int i;
 474
 475         rte_memcpy(edev->name, name, NAME_SIZE);
 476         for_each_hwfn(edev, i) {
 477                 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
 478         }
 479 }
 480
 481 static uint32_t
 482 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
 483             void *sb_virt_addr, dma_addr_t sb_phy_addr, uint16_t sb_id)
 484 {
 485         struct ecore_hwfn *p_hwfn;
 486         int hwfn_index;
 487         uint16_t rel_sb_id;
 488         uint8_t n_hwfns = edev->num_hwfns;
 489         uint32_t rc;
 490
 491         hwfn_index = sb_id % n_hwfns;
 492         p_hwfn = &edev->hwfns[hwfn_index];
 493         rel_sb_id = sb_id / n_hwfns;
 494
 495         DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
 496                 hwfn_index, rel_sb_id, sb_id);
 497
 498         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
 499                                sb_virt_addr, sb_phy_addr, rel_sb_id);
 500
 501         return rc;
 502 }
 503
 504 static void qed_fill_link(struct ecore_hwfn *hwfn,
 505                           __rte_unused struct ecore_ptt *ptt,
 506                           struct qed_link_output *if_link)
 507 {
 508         struct ecore_mcp_link_params params;
 509         struct ecore_mcp_link_state link;
 510         struct ecore_mcp_link_capabilities link_caps;
 511         uint8_t change = 0;
 512
 513         memset(if_link, 0, sizeof(*if_link));
 514
 515         /* Prepare source inputs */
 516         if (IS_PF(hwfn->p_dev)) {
 517                 rte_memcpy(&params, ecore_mcp_get_link_params(hwfn),
 518                        sizeof(params));
 519                 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
 520                 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
 521                        sizeof(link_caps));
 522         } else {
 523                 ecore_vf_read_bulletin(hwfn, &change);
 524                 ecore_vf_get_link_params(hwfn, &params);
 525                 ecore_vf_get_link_state(hwfn, &link);
 526                 ecore_vf_get_link_caps(hwfn, &link_caps);
 527         }
 528
 529         /* Set the link parameters to pass to protocol driver */
 530         if (link.link_up)
 531                 if_link->link_up = true;
 532
 533         if (link.link_up)
 534                 if_link->speed = link.speed;
 535
 536         if_link->duplex = QEDE_DUPLEX_FULL;
 537
 538         /* Fill up the native advertised speed cap mask */
 539         if_link->adv_speed = params.speed.advertised_speeds;
 540
 541         if (params.speed.autoneg)
 542                 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
 543
 544         if (params.pause.autoneg || params.pause.forced_rx ||
 545             params.pause.forced_tx)
 546                 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
 547
 548         if (params.pause.autoneg)
 549                 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
 550
 551         if (params.pause.forced_rx)
 552                 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
 553
 554         if (params.pause.forced_tx)
 555                 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
 556
 557         if (link_caps.default_eee == ECORE_MCP_EEE_UNSUPPORTED) {
 558                 if_link->eee_supported = false;
 559         } else {
 560                 if_link->eee_supported = true;
 561                 if_link->eee_active = link.eee_active;
 562                 if_link->sup_caps = link_caps.eee_speed_caps;
 563                 /* MFW clears adv_caps on eee disable; use configured value */
 564                 if_link->eee.adv_caps = link.eee_adv_caps ? link.eee_adv_caps :
 565                                         params.eee.adv_caps;
 566                 if_link->eee.lp_adv_caps = link.eee_lp_adv_caps;
 567                 if_link->eee.enable = params.eee.enable;
 568                 if_link->eee.tx_lpi_enable = params.eee.tx_lpi_enable;
 569                 if_link->eee.tx_lpi_timer = params.eee.tx_lpi_timer;
 570         }
 571 }
 572
 573 static void
 574 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
 575 {
 576         struct ecore_hwfn *hwfn;
 577         struct ecore_ptt *ptt;
 578
 579         hwfn = &edev->hwfns[0];
 580         if (IS_PF(edev)) {
 581                 ptt = ecore_ptt_acquire(hwfn);
 582                 if (ptt) {
 583                         qed_fill_link(hwfn, ptt, if_link);
 584                         ecore_ptt_release(hwfn, ptt);
 585                 } else {
 586                         DP_NOTICE(hwfn, true, "Failed to fill link; No PTT\n");
 587                 }
 588         } else {
 589                 qed_fill_link(hwfn, NULL, if_link);
 590         }
 591 }
 592
 593 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
 594 {
 595         struct ecore_hwfn *hwfn;
 596         struct ecore_ptt *ptt;
 597         struct ecore_mcp_link_params *link_params;
 598         int rc;
 599
 600         if (IS_VF(edev))
 601                 return 0;
 602
 603         /* The link should be set only once per PF */
 604         hwfn = &edev->hwfns[0];
 605
 606         ptt = ecore_ptt_acquire(hwfn);
 607         if (!ptt)
 608                 return -EBUSY;
 609
 610         link_params = ecore_mcp_get_link_params(hwfn);
 611         if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
 612                 link_params->speed.autoneg = params->autoneg;
 613
 614         if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
 615                 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
 616                         link_params->pause.autoneg = true;
 617                 else
 618                         link_params->pause.autoneg = false;
 619                 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
 620                         link_params->pause.forced_rx = true;
 621                 else
 622                         link_params->pause.forced_rx = false;
 623                 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
 624                         link_params->pause.forced_tx = true;
 625                 else
 626                         link_params->pause.forced_tx = false;
 627         }
 628
 629         if (params->override_flags & QED_LINK_OVERRIDE_EEE_CONFIG)
 630                 memcpy(&link_params->eee, &params->eee,
 631                        sizeof(link_params->eee));
 632
 633         rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
 634
 635         ecore_ptt_release(hwfn, ptt);
 636
 637         return rc;
 638 }
 639
 640 void qed_link_update(struct ecore_hwfn *hwfn)
 641 {
 642         struct ecore_dev *edev = hwfn->p_dev;
 643         struct qede_dev *qdev = (struct qede_dev *)edev;
 644         struct rte_eth_dev *dev = (struct rte_eth_dev *)qdev->ethdev;
 645         int rc;
 646
 647         rc = qede_link_update(dev, 0);
 648         qed_inform_vf_link_state(hwfn);
 649
 650         if (!rc)
 651                 rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC, NULL);
 652 }
 653
 654 static int qed_drain(struct ecore_dev *edev)
 655 {
 656         struct ecore_hwfn *hwfn;
 657         struct ecore_ptt *ptt;
 658         int i, rc;
 659
 660         if (IS_VF(edev))
 661                 return 0;
 662
 663         for_each_hwfn(edev, i) {
 664                 hwfn = &edev->hwfns[i];
 665                 ptt = ecore_ptt_acquire(hwfn);
 666                 if (!ptt) {
 667                         DP_ERR(hwfn, "Failed to drain NIG; No PTT\n");
 668                         return -EBUSY;
 669                 }
 670                 rc = ecore_mcp_drain(hwfn, ptt);
 671                 if (rc)
 672                         return rc;
 673                 ecore_ptt_release(hwfn, ptt);
 674         }
 675
 676         return 0;
 677 }
 678
 679 static int qed_nic_stop(struct ecore_dev *edev)
 680 {
 681         int i, rc;
 682
 683         rc = ecore_hw_stop(edev);
 684         for (i = 0; i < edev->num_hwfns; i++) {
 685                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
 686
 687                 if (p_hwfn->b_sp_dpc_enabled)
 688                         p_hwfn->b_sp_dpc_enabled = false;
 689         }
 690         return rc;
 691 }
 692
 693 static int qed_slowpath_stop(struct ecore_dev *edev)
 694 {
 695 #ifdef CONFIG_QED_SRIOV
 696         int i;
 697 #endif
 698
 699         if (!edev)
 700                 return -ENODEV;
 701
 702         if (IS_PF(edev)) {
 703 #ifdef CONFIG_ECORE_ZIPPED_FW
 704                 qed_free_stream_mem(edev);
 705 #endif
 706
 707 #ifdef CONFIG_QED_SRIOV
 708                 if (IS_QED_ETH_IF(edev))
 709                         qed_sriov_disable(edev, true);
 710 #endif
 711         }
 712
 713         qed_nic_stop(edev);
 714
 715         ecore_resc_free(edev);
 716         qed_stop_iov_task(edev);
 717
 718         return 0;
 719 }
 720
 721 static void qed_remove(struct ecore_dev *edev)
 722 {
 723         if (!edev)
 724                 return;
 725
 726         ecore_hw_remove(edev);
 727 }
 728
 729 static int qed_send_drv_state(struct ecore_dev *edev, bool active)
 730 {
 731         struct ecore_hwfn *hwfn = ECORE_LEADING_HWFN(edev);
 732         struct ecore_ptt *ptt;
 733         int status = 0;
 734
 735         ptt = ecore_ptt_acquire(hwfn);
 736         if (!ptt)
 737                 return -EAGAIN;
 738
 739         status = ecore_mcp_ov_update_driver_state(hwfn, ptt, active ?
 740                                                   ECORE_OV_DRIVER_STATE_ACTIVE :
 741                                                 ECORE_OV_DRIVER_STATE_DISABLED);
 742
 743         ecore_ptt_release(hwfn, ptt);
 744
 745         return status;
 746 }
 747
 748 static int qed_get_sb_info(struct ecore_dev *edev, struct ecore_sb_info *sb,
 749                            u16 qid, struct ecore_sb_info_dbg *sb_dbg)
 750 {
 751         struct ecore_hwfn *hwfn = &edev->hwfns[qid % edev->num_hwfns];
 752         struct ecore_ptt *ptt;
 753         int rc;
 754
 755         if (IS_VF(edev))
 756                 return -EINVAL;
 757
 758         ptt = ecore_ptt_acquire(hwfn);
 759         if (!ptt) {
 760                 DP_ERR(hwfn, "Can't acquire PTT\n");
 761                 return -EAGAIN;
 762         }
 763
 764         memset(sb_dbg, 0, sizeof(*sb_dbg));
 765         rc = ecore_int_get_sb_dbg(hwfn, ptt, sb, sb_dbg);
 766
 767         ecore_ptt_release(hwfn, ptt);
 768         return rc;
 769 }
 770
 771 const struct qed_common_ops qed_common_ops_pass = {
 772         INIT_STRUCT_FIELD(probe, &qed_probe),
 773         INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
 774         INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
 775         INIT_STRUCT_FIELD(set_name, &qed_set_name),
 776         INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
 777         INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
 778         INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
 779         INIT_STRUCT_FIELD(get_sb_info, &qed_get_sb_info),
 780         INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
 781         INIT_STRUCT_FIELD(set_link, &qed_set_link),
 782         INIT_STRUCT_FIELD(drain, &qed_drain),
 783         INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
 784         INIT_STRUCT_FIELD(remove, &qed_remove),
 785         INIT_STRUCT_FIELD(send_drv_state, &qed_send_drv_state),
 786         /* ############### DEBUG ####################*/
 787
 788         INIT_STRUCT_FIELD(dbg_get_debug_engine, &qed_get_debug_engine),
 789         INIT_STRUCT_FIELD(dbg_set_debug_engine, &qed_set_debug_engine),
 790
 791         INIT_STRUCT_FIELD(dbg_protection_override,
 792                           &qed_dbg_protection_override),
 793         INIT_STRUCT_FIELD(dbg_protection_override_size,
 794                           &qed_dbg_protection_override_size),
 795
 796         INIT_STRUCT_FIELD(dbg_grc, &qed_dbg_grc),
 797         INIT_STRUCT_FIELD(dbg_grc_size, &qed_dbg_grc_size),
 798
 799         INIT_STRUCT_FIELD(dbg_idle_chk, &qed_dbg_idle_chk),
 800         INIT_STRUCT_FIELD(dbg_idle_chk_size, &qed_dbg_idle_chk_size),
 801
 802         INIT_STRUCT_FIELD(dbg_mcp_trace, &qed_dbg_mcp_trace),
 803         INIT_STRUCT_FIELD(dbg_mcp_trace_size, &qed_dbg_mcp_trace_size),
 804
 805         INIT_STRUCT_FIELD(dbg_fw_asserts, &qed_dbg_fw_asserts),
 806         INIT_STRUCT_FIELD(dbg_fw_asserts_size, &qed_dbg_fw_asserts_size),
 807
 808         INIT_STRUCT_FIELD(dbg_ilt, &qed_dbg_ilt),
 809         INIT_STRUCT_FIELD(dbg_ilt_size, &qed_dbg_ilt_size),
 810
 811         INIT_STRUCT_FIELD(dbg_reg_fifo_size, &qed_dbg_reg_fifo_size),
 812         INIT_STRUCT_FIELD(dbg_reg_fifo, &qed_dbg_reg_fifo),
 813
 814         INIT_STRUCT_FIELD(dbg_igu_fifo_size, &qed_dbg_igu_fifo_size),
 815         INIT_STRUCT_FIELD(dbg_igu_fifo, &qed_dbg_igu_fifo),
 816 };
 817
 818 const struct qed_eth_ops qed_eth_ops_pass = {
 819         INIT_STRUCT_FIELD(common, &qed_common_ops_pass),
 820         INIT_STRUCT_FIELD(fill_dev_info, &qed_fill_eth_dev_info),
 821         INIT_STRUCT_FIELD(sriov_configure, &qed_sriov_configure),
 822 };
 823
 824 const struct qed_eth_ops *qed_get_eth_ops(void)
 825 {
 826         return &qed_eth_ops_pass;
 827 }