drivers/net/qede/base/ecore_dcbx.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 "bcm_osal.h"
  10 #include "ecore.h"
  11 #include "ecore_sp_commands.h"
  12 #include "ecore_dcbx.h"
  13 #include "ecore_cxt.h"
  14 #include "ecore_gtt_reg_addr.h"
  15 #include "ecore_iro.h"
  16 #include "ecore_iov_api.h"
  17
  18 #define ECORE_DCBX_MAX_MIB_READ_TRY     (100)
  19 #define ECORE_ETH_TYPE_DEFAULT          (0)
  20
  21 #define ECORE_DCBX_INVALID_PRIORITY     0xFF
  22
  23 /* Get Traffic Class from priority traffic class table, 4 bits represent
  24  * the traffic class corresponding to the priority.
  25  */
  26 #define ECORE_DCBX_PRIO2TC(prio_tc_tbl, prio) \
  27                 ((u32)(prio_tc_tbl >> ((7 - prio) * 4)) & 0x7)
  28
  29 static bool ecore_dcbx_app_ethtype(u32 app_info_bitmap)
  30 {
  31         return !!(GET_MFW_FIELD(app_info_bitmap, DCBX_APP_SF) ==
  32                   DCBX_APP_SF_ETHTYPE);
  33 }
  34
  35 static bool ecore_dcbx_ieee_app_ethtype(u32 app_info_bitmap)
  36 {
  37         u8 mfw_val = GET_MFW_FIELD(app_info_bitmap, DCBX_APP_SF_IEEE);
  38
  39         /* Old MFW */
  40         if (mfw_val == DCBX_APP_SF_IEEE_RESERVED)
  41                 return ecore_dcbx_app_ethtype(app_info_bitmap);
  42
  43         return !!(mfw_val == DCBX_APP_SF_IEEE_ETHTYPE);
  44 }
  45
  46 static bool ecore_dcbx_app_port(u32 app_info_bitmap)
  47 {
  48         return !!(GET_MFW_FIELD(app_info_bitmap, DCBX_APP_SF) ==
  49                   DCBX_APP_SF_PORT);
  50 }
  51
  52 static bool ecore_dcbx_ieee_app_port(u32 app_info_bitmap, u8 type)
  53 {
  54         u8 mfw_val = GET_MFW_FIELD(app_info_bitmap, DCBX_APP_SF_IEEE);
  55
  56         /* Old MFW */
  57         if (mfw_val == DCBX_APP_SF_IEEE_RESERVED)
  58                 return ecore_dcbx_app_port(app_info_bitmap);
  59
  60         return !!(mfw_val == type || mfw_val == DCBX_APP_SF_IEEE_TCP_UDP_PORT);
  61 }
  62
  63 static bool ecore_dcbx_default_tlv(u32 app_info_bitmap, u16 proto_id, bool ieee)
  64 {
  65         bool ethtype;
  66
  67         if (ieee)
  68                 ethtype = ecore_dcbx_ieee_app_ethtype(app_info_bitmap);
  69         else
  70                 ethtype = ecore_dcbx_app_ethtype(app_info_bitmap);
  71
  72         return !!(ethtype && (proto_id == ECORE_ETH_TYPE_DEFAULT));
  73 }
  74
  75 static bool ecore_dcbx_iwarp_tlv(struct ecore_hwfn *p_hwfn, u32 app_info_bitmap,
  76                                  u16 proto_id, bool ieee)
  77 {
  78         bool port;
  79
  80         if (!p_hwfn->p_dcbx_info->iwarp_port)
  81                 return false;
  82
  83         if (ieee)
  84                 port = ecore_dcbx_ieee_app_port(app_info_bitmap,
  85                                                 DCBX_APP_SF_IEEE_TCP_PORT);
  86         else
  87                 port = ecore_dcbx_app_port(app_info_bitmap);
  88
  89         return !!(port && (proto_id == p_hwfn->p_dcbx_info->iwarp_port));
  90 }
  91
  92 static void
  93 ecore_dcbx_dp_protocol(struct ecore_hwfn *p_hwfn,
  94                        struct ecore_dcbx_results *p_data)
  95 {
  96         enum dcbx_protocol_type id;
  97         int i;
  98
  99         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "DCBX negotiated: %d\n",
 100                    p_data->dcbx_enabled);
 101
 102         for (i = 0; i < OSAL_ARRAY_SIZE(ecore_dcbx_app_update); i++) {
 103                 id = ecore_dcbx_app_update[i].id;
 104
 105                 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
 106                            "%s info: update %d, enable %d, prio %d, tc %d,"
 107                            " num_active_tc %d dscp_enable = %d dscp_val = %d\n",
 108                            ecore_dcbx_app_update[i].name,
 109                            p_data->arr[id].update,
 110                            p_data->arr[id].enable, p_data->arr[id].priority,
 111                            p_data->arr[id].tc, p_hwfn->hw_info.num_active_tc,
 112                            p_data->arr[id].dscp_enable,
 113                            p_data->arr[id].dscp_val);
 114         }
 115 }
 116
 117 u8 ecore_dcbx_get_dscp_value(struct ecore_hwfn *p_hwfn, u8 pri)
 118 {
 119         struct ecore_dcbx_dscp_params *dscp = &p_hwfn->p_dcbx_info->get.dscp;
 120         u8 i;
 121
 122         if (!dscp->enabled)
 123                 return ECORE_DCBX_DSCP_DISABLED;
 124
 125         for (i = 0; i < ECORE_DCBX_DSCP_SIZE; i++)
 126                 if (pri == dscp->dscp_pri_map[i])
 127                         return i;
 128
 129         return ECORE_DCBX_DSCP_DISABLED;
 130 }
 131
 132 static void
 133 ecore_dcbx_set_params(struct ecore_dcbx_results *p_data,
 134                       struct ecore_hwfn *p_hwfn,
 135                       bool enable, u8 prio, u8 tc,
 136                       enum dcbx_protocol_type type,
 137                       enum ecore_pci_personality personality)
 138 {
 139         /* PF update ramrod data */
 140         p_data->arr[type].enable = enable;
 141         p_data->arr[type].priority = prio;
 142         p_data->arr[type].tc = tc;
 143         p_data->arr[type].dscp_val = ecore_dcbx_get_dscp_value(p_hwfn, prio);
 144         if (p_data->arr[type].dscp_val == ECORE_DCBX_DSCP_DISABLED) {
 145                 p_data->arr[type].dscp_enable = false;
 146                 p_data->arr[type].dscp_val = 0;
 147         } else {
 148                 p_data->arr[type].dscp_enable = true;
 149         }
 150         p_data->arr[type].update = UPDATE_DCB_DSCP;
 151
 152         /* QM reconf data */
 153         if (p_hwfn->hw_info.personality == personality)
 154                 p_hwfn->hw_info.offload_tc = tc;
 155 }
 156
 157 /* Update app protocol data and hw_info fields with the TLV info */
 158 static void
 159 ecore_dcbx_update_app_info(struct ecore_dcbx_results *p_data,
 160                            struct ecore_hwfn *p_hwfn,
 161                            bool enable, u8 prio, u8 tc,
 162                            enum dcbx_protocol_type type)
 163 {
 164         enum ecore_pci_personality personality;
 165         enum dcbx_protocol_type id;
 166         int i;
 167
 168         for (i = 0; i < OSAL_ARRAY_SIZE(ecore_dcbx_app_update); i++) {
 169                 id = ecore_dcbx_app_update[i].id;
 170
 171                 if (type != id)
 172                         continue;
 173
 174                 personality = ecore_dcbx_app_update[i].personality;
 175
 176                 ecore_dcbx_set_params(p_data, p_hwfn, enable,
 177                                       prio, tc, type, personality);
 178         }
 179 }
 180
 181 static enum _ecore_status_t
 182 ecore_dcbx_get_app_priority(u8 pri_bitmap, u8 *priority)
 183 {
 184         u32 pri_mask, pri = ECORE_MAX_PFC_PRIORITIES;
 185         u32 index = ECORE_MAX_PFC_PRIORITIES - 1;
 186         enum _ecore_status_t rc = ECORE_SUCCESS;
 187
 188         /* Bitmap 1 corresponds to priority 0, return priority 0 */
 189         if (pri_bitmap == 1) {
 190                 *priority = 0;
 191                 return rc;
 192         }
 193
 194         /* Choose the highest priority */
 195         while ((pri == ECORE_MAX_PFC_PRIORITIES) && index) {
 196                 pri_mask = 1 << index;
 197                 if (pri_bitmap & pri_mask)
 198                         pri = index;
 199                 index--;
 200         }
 201
 202         if (pri < ECORE_MAX_PFC_PRIORITIES)
 203                 *priority = (u8)pri;
 204         else
 205                 rc = ECORE_INVAL;
 206
 207         return rc;
 208 }
 209
 210 static bool
 211 ecore_dcbx_get_app_protocol_type(struct ecore_hwfn *p_hwfn,
 212                                  u32 app_prio_bitmap, u16 id,
 213                                  enum dcbx_protocol_type *type, bool ieee)
 214 {
 215         if (ecore_dcbx_default_tlv(app_prio_bitmap, id, ieee)) {
 216                 *type = DCBX_PROTOCOL_ETH;
 217         } else {
 218                 *type = DCBX_MAX_PROTOCOL_TYPE;
 219                 DP_ERR(p_hwfn,
 220                        "No action required, App TLV id = 0x%x"
 221                        " app_prio_bitmap = 0x%x\n",
 222                        id, app_prio_bitmap);
 223                 return false;
 224         }
 225
 226         return true;
 227 }
 228
 229 /* Parse app TLV's to update TC information in hw_info structure for
 230  * reconfiguring QM. Get protocol specific data for PF update ramrod command.
 231  */
 232 static enum _ecore_status_t
 233 ecore_dcbx_process_tlv(struct ecore_hwfn *p_hwfn,
 234                        struct ecore_dcbx_results *p_data,
 235                        struct dcbx_app_priority_entry *p_tbl, u32 pri_tc_tbl,
 236                        int count, u8 dcbx_version)
 237 {
 238         enum dcbx_protocol_type type;
 239         bool enable, ieee, eth_tlv;
 240         u8 tc, priority_map;
 241         u16 protocol_id;
 242         u8 priority;
 243         enum _ecore_status_t rc = ECORE_SUCCESS;
 244         int i;
 245
 246         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
 247                    "Num APP entries = %d pri_tc_tbl = 0x%x dcbx_version = %u\n",
 248                    count, pri_tc_tbl, dcbx_version);
 249
 250         ieee = (dcbx_version == DCBX_CONFIG_VERSION_IEEE);
 251         eth_tlv = false;
 252         /* Parse APP TLV */
 253         for (i = 0; i < count; i++) {
 254                 protocol_id = GET_MFW_FIELD(p_tbl[i].entry,
 255                                             DCBX_APP_PROTOCOL_ID);
 256                 priority_map = GET_MFW_FIELD(p_tbl[i].entry, DCBX_APP_PRI_MAP);
 257                 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Id = 0x%x pri_map = %u\n",
 258                            protocol_id, priority_map);
 259                 rc = ecore_dcbx_get_app_priority(priority_map, &priority);
 260                 if (rc == ECORE_INVAL) {
 261                         DP_ERR(p_hwfn, "Invalid priority\n");
 262                         return ECORE_INVAL;
 263                 }
 264
 265                 tc = ECORE_DCBX_PRIO2TC(pri_tc_tbl, priority);
 266                 if (ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
 267                                                      protocol_id, &type,
 268                                                      ieee)) {
 269                         /* ETH always have the enable bit reset, as it gets
 270                          * vlan information per packet. For other protocols,
 271                          * should be set according to the dcbx_enabled
 272                          * indication, but we only got here if there was an
 273                          * app tlv for the protocol, so dcbx must be enabled.
 274                          */
 275                         if (type == DCBX_PROTOCOL_ETH) {
 276                                 enable = false;
 277                                 eth_tlv = true;
 278                         } else {
 279                                 enable = true;
 280                         }
 281
 282                         ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
 283                                                    priority, tc, type);
 284                 }
 285         }
 286
 287         /* If Eth TLV is not detected, use UFP TC as default TC */
 288         if (OSAL_TEST_BIT(ECORE_MF_UFP_SPECIFIC,
 289                           &p_hwfn->p_dev->mf_bits) && !eth_tlv)
 290                 p_data->arr[DCBX_PROTOCOL_ETH].tc = p_hwfn->ufp_info.tc;
 291
 292         /* Update ramrod protocol data and hw_info fields
 293          * with default info when corresponding APP TLV's are not detected.
 294          * The enabled field has a different logic for ethernet as only for
 295          * ethernet dcb should disabled by default, as the information arrives
 296          * from the OS (unless an explicit app tlv was present).
 297          */
 298         tc = p_data->arr[DCBX_PROTOCOL_ETH].tc;
 299         priority = p_data->arr[DCBX_PROTOCOL_ETH].priority;
 300         for (type = 0; type < DCBX_MAX_PROTOCOL_TYPE; type++) {
 301                 if (p_data->arr[type].update)
 302                         continue;
 303
 304                 enable = (type == DCBX_PROTOCOL_ETH) ? false : !!dcbx_version;
 305                 ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
 306                                            priority, tc, type);
 307         }
 308
 309         return ECORE_SUCCESS;
 310 }
 311
 312 /* Parse app TLV's to update TC information in hw_info structure for
 313  * reconfiguring QM. Get protocol specific data for PF update ramrod command.
 314  */
 315 static enum _ecore_status_t
 316 ecore_dcbx_process_mib_info(struct ecore_hwfn *p_hwfn)
 317 {
 318         struct dcbx_app_priority_feature *p_app;
 319         struct dcbx_app_priority_entry *p_tbl;
 320         struct ecore_dcbx_results data = { 0 };
 321         struct dcbx_ets_feature *p_ets;
 322         struct ecore_hw_info *p_info;
 323         u32 pri_tc_tbl, flags;
 324         u8 dcbx_version;
 325         int num_entries;
 326         enum _ecore_status_t rc = ECORE_SUCCESS;
 327
 328         flags = p_hwfn->p_dcbx_info->operational.flags;
 329         dcbx_version = GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION);
 330
 331         p_app = &p_hwfn->p_dcbx_info->operational.features.app;
 332         p_tbl = p_app->app_pri_tbl;
 333
 334         p_ets = &p_hwfn->p_dcbx_info->operational.features.ets;
 335         pri_tc_tbl = p_ets->pri_tc_tbl[0];
 336
 337         p_info = &p_hwfn->hw_info;
 338         num_entries = GET_MFW_FIELD(p_app->flags, DCBX_APP_NUM_ENTRIES);
 339
 340         rc = ecore_dcbx_process_tlv(p_hwfn, &data, p_tbl, pri_tc_tbl,
 341                                     num_entries, dcbx_version);
 342         if (rc != ECORE_SUCCESS)
 343                 return rc;
 344
 345         p_info->num_active_tc = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_MAX_TCS);
 346         p_hwfn->qm_info.ooo_tc = GET_MFW_FIELD(p_ets->flags, DCBX_OOO_TC);
 347         data.pf_id = p_hwfn->rel_pf_id;
 348         data.dcbx_enabled = !!dcbx_version;
 349
 350         ecore_dcbx_dp_protocol(p_hwfn, &data);
 351
 352         OSAL_MEMCPY(&p_hwfn->p_dcbx_info->results, &data,
 353                     sizeof(struct ecore_dcbx_results));
 354
 355         return ECORE_SUCCESS;
 356 }
 357
 358 static enum _ecore_status_t
 359 ecore_dcbx_copy_mib(struct ecore_hwfn *p_hwfn,
 360                     struct ecore_ptt *p_ptt,
 361                     struct ecore_dcbx_mib_meta_data *p_data,
 362                     enum ecore_mib_read_type type)
 363 {
 364         u32 prefix_seq_num, suffix_seq_num;
 365         int read_count = 0;
 366         enum _ecore_status_t rc = ECORE_SUCCESS;
 367
 368         /* The data is considered to be valid only if both sequence numbers are
 369          * the same.
 370          */
 371         do {
 372                 if (type == ECORE_DCBX_REMOTE_LLDP_MIB) {
 373                         ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_remote,
 374                                           p_data->addr, p_data->size);
 375                         prefix_seq_num = p_data->lldp_remote->prefix_seq_num;
 376                         suffix_seq_num = p_data->lldp_remote->suffix_seq_num;
 377                 } else if (type == ECORE_DCBX_LLDP_TLVS) {
 378                         ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_tlvs,
 379                                           p_data->addr, p_data->size);
 380                         prefix_seq_num = p_data->lldp_tlvs->prefix_seq_num;
 381                         suffix_seq_num = p_data->lldp_tlvs->suffix_seq_num;
 382
 383                 } else {
 384                         ecore_memcpy_from(p_hwfn, p_ptt, p_data->mib,
 385                                           p_data->addr, p_data->size);
 386                         prefix_seq_num = p_data->mib->prefix_seq_num;
 387                         suffix_seq_num = p_data->mib->suffix_seq_num;
 388                 }
 389                 read_count++;
 390
 391                 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
 392                            "mib type = %d, try count = %d prefix seq num  ="
 393                            " %d suffix seq num = %d\n",
 394                            type, read_count, prefix_seq_num, suffix_seq_num);
 395         } while ((prefix_seq_num != suffix_seq_num) &&
 396                  (read_count < ECORE_DCBX_MAX_MIB_READ_TRY));
 397
 398         if (read_count >= ECORE_DCBX_MAX_MIB_READ_TRY) {
 399                 DP_ERR(p_hwfn,
 400                        "MIB read err, mib type = %d, try count ="
 401                        " %d prefix seq num = %d suffix seq num = %d\n",
 402                        type, read_count, prefix_seq_num, suffix_seq_num);
 403                 rc = ECORE_IO;
 404         }
 405
 406         return rc;
 407 }
 408
 409 static void
 410 ecore_dcbx_get_priority_info(struct ecore_hwfn *p_hwfn,
 411                              struct ecore_dcbx_app_prio *p_prio,
 412                              struct ecore_dcbx_results *p_results)
 413 {
 414         u8 val;
 415
 416         if (p_results->arr[DCBX_PROTOCOL_ETH].update &&
 417             p_results->arr[DCBX_PROTOCOL_ETH].enable)
 418                 p_prio->eth = p_results->arr[DCBX_PROTOCOL_ETH].priority;
 419
 420         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
 421                    "Priorities: eth %d\n",
 422                    p_prio->eth);
 423 }
 424
 425 static void
 426 ecore_dcbx_get_app_data(struct ecore_hwfn *p_hwfn,
 427                         struct dcbx_app_priority_feature *p_app,
 428                         struct dcbx_app_priority_entry *p_tbl,
 429                         struct ecore_dcbx_params *p_params, bool ieee)
 430 {
 431         struct ecore_app_entry *entry;
 432         u8 pri_map;
 433         int i;
 434
 435         p_params->app_willing = GET_MFW_FIELD(p_app->flags, DCBX_APP_WILLING);
 436         p_params->app_valid = GET_MFW_FIELD(p_app->flags, DCBX_APP_ENABLED);
 437         p_params->app_error = GET_MFW_FIELD(p_app->flags, DCBX_APP_ERROR);
 438         p_params->num_app_entries = GET_MFW_FIELD(p_app->flags,
 439                                                   DCBX_APP_NUM_ENTRIES);
 440         for (i = 0; i < p_params->num_app_entries; i++) {
 441                 entry = &p_params->app_entry[i];
 442                 if (ieee) {
 443                         u8 sf_ieee;
 444                         u32 val;
 445
 446                         sf_ieee = GET_MFW_FIELD(p_tbl[i].entry,
 447                                                 DCBX_APP_SF_IEEE);
 448                         switch (sf_ieee) {
 449                         case DCBX_APP_SF_IEEE_RESERVED:
 450                                 /* Old MFW */
 451                                 val = GET_MFW_FIELD(p_tbl[i].entry,
 452                                                     DCBX_APP_SF);
 453                                 entry->sf_ieee = val ?
 454                                         ECORE_DCBX_SF_IEEE_TCP_UDP_PORT :
 455                                         ECORE_DCBX_SF_IEEE_ETHTYPE;
 456                                 break;
 457                         case DCBX_APP_SF_IEEE_ETHTYPE:
 458                                 entry->sf_ieee = ECORE_DCBX_SF_IEEE_ETHTYPE;
 459                                 break;
 460                         case DCBX_APP_SF_IEEE_TCP_PORT:
 461                                 entry->sf_ieee = ECORE_DCBX_SF_IEEE_TCP_PORT;
 462                                 break;
 463                         case DCBX_APP_SF_IEEE_UDP_PORT:
 464                                 entry->sf_ieee = ECORE_DCBX_SF_IEEE_UDP_PORT;
 465                                 break;
 466                         case DCBX_APP_SF_IEEE_TCP_UDP_PORT:
 467                                 entry->sf_ieee =
 468                                                 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT;
 469                                 break;
 470                         }
 471                 } else {
 472                         entry->ethtype = !(GET_MFW_FIELD(p_tbl[i].entry,
 473                                                          DCBX_APP_SF));
 474                 }
 475
 476                 pri_map = GET_MFW_FIELD(p_tbl[i].entry, DCBX_APP_PRI_MAP);
 477                 ecore_dcbx_get_app_priority(pri_map, &entry->prio);
 478                 entry->proto_id = GET_MFW_FIELD(p_tbl[i].entry,
 479                                                 DCBX_APP_PROTOCOL_ID);
 480                 ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
 481                                                  entry->proto_id,
 482                                                  &entry->proto_type, ieee);
 483         }
 484
 485         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
 486                    "APP params: willing %d, valid %d error = %d\n",
 487                    p_params->app_willing, p_params->app_valid,
 488                    p_params->app_error);
 489 }
 490
 491 static void
 492 ecore_dcbx_get_pfc_data(struct ecore_hwfn *p_hwfn,
 493                         u32 pfc, struct ecore_dcbx_params *p_params)
 494 {
 495         u8 pfc_map;
 496
 497         p_params->pfc.willing = GET_MFW_FIELD(pfc, DCBX_PFC_WILLING);
 498         p_params->pfc.max_tc = GET_MFW_FIELD(pfc, DCBX_PFC_CAPS);
 499         p_params->pfc.enabled = GET_MFW_FIELD(pfc, DCBX_PFC_ENABLED);
 500         pfc_map = GET_MFW_FIELD(pfc, DCBX_PFC_PRI_EN_BITMAP);
 501         p_params->pfc.prio[0] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_0);
 502         p_params->pfc.prio[1] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_1);
 503         p_params->pfc.prio[2] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_2);
 504         p_params->pfc.prio[3] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_3);
 505         p_params->pfc.prio[4] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_4);
 506         p_params->pfc.prio[5] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_5);
 507         p_params->pfc.prio[6] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_6);
 508         p_params->pfc.prio[7] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_7);
 509
 510         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
 511                    "PFC params: willing %d, pfc_bitmap %u max_tc = %u enabled = %d\n",
 512                    p_params->pfc.willing, pfc_map, p_params->pfc.max_tc,
 513                    p_params->pfc.enabled);
 514 }
 515
 516 static void
 517 ecore_dcbx_get_ets_data(struct ecore_hwfn *p_hwfn,
 518                         struct dcbx_ets_feature *p_ets,
 519                         struct ecore_dcbx_params *p_params)
 520 {
 521         u32 bw_map[2], tsa_map[2], pri_map;
 522         int i;
 523
 524         p_params->ets_willing = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_WILLING);
 525         p_params->ets_enabled = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_ENABLED);
 526         p_params->ets_cbs = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_CBS);
 527         p_params->max_ets_tc = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_MAX_TCS);
 528         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
 529                    "ETS params: willing %d, enabled = %d ets_cbs %d pri_tc_tbl_0 %x max_ets_tc %d\n",
 530                    p_params->ets_willing, p_params->ets_enabled,
 531                    p_params->ets_cbs, p_ets->pri_tc_tbl[0],
 532                    p_params->max_ets_tc);
 533
 534         /* 8 bit tsa and bw data corresponding to each of the 8 TC's are
 535          * encoded in a type u32 array of size 2.
 536          */
 537         bw_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[0]);
 538         bw_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[1]);
 539         tsa_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[0]);
 540         tsa_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[1]);
 541         pri_map = p_ets->pri_tc_tbl[0];
 542         for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
 543                 p_params->ets_tc_bw_tbl[i] = ((u8 *)bw_map)[i];
 544                 p_params->ets_tc_tsa_tbl[i] = ((u8 *)tsa_map)[i];
 545                 p_params->ets_pri_tc_tbl[i] = ECORE_DCBX_PRIO2TC(pri_map, i);
 546                 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
 547                            "elem %d  bw_tbl %x tsa_tbl %x\n",
 548                            i, p_params->ets_tc_bw_tbl[i],
 549                            p_params->ets_tc_tsa_tbl[i]);
 550         }
 551 }
 552
 553 static void
 554 ecore_dcbx_get_common_params(struct ecore_hwfn *p_hwfn,
 555                              struct dcbx_app_priority_feature *p_app,
 556                              struct dcbx_app_priority_entry *p_tbl,
 557                              struct dcbx_ets_feature *p_ets,
 558                              u32 pfc, struct ecore_dcbx_params *p_params,
 559                              bool ieee)
 560 {
 561         ecore_dcbx_get_app_data(p_hwfn, p_app, p_tbl, p_params, ieee);
 562         ecore_dcbx_get_ets_data(p_hwfn, p_ets, p_params);
 563         ecore_dcbx_get_pfc_data(p_hwfn, pfc, p_params);
 564 }
 565
 566 static void
 567 ecore_dcbx_get_local_params(struct ecore_hwfn *p_hwfn,
 568                             struct ecore_dcbx_get *params)
 569 {
 570         struct dcbx_features *p_feat;
 571
 572         p_feat = &p_hwfn->p_dcbx_info->local_admin.features;
 573         ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
 574                                      p_feat->app.app_pri_tbl, &p_feat->ets,
 575                                      p_feat->pfc, &params->local.params, false);
 576         params->local.valid = true;
 577 }
 578
 579 static void
 580 ecore_dcbx_get_remote_params(struct ecore_hwfn *p_hwfn,
 581                              struct ecore_dcbx_get *params)
 582 {
 583         struct dcbx_features *p_feat;
 584
 585         p_feat = &p_hwfn->p_dcbx_info->remote.features;
 586         ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
 587                                      p_feat->app.app_pri_tbl, &p_feat->ets,
 588                                      p_feat->pfc, &params->remote.params,
 589                                      false);
 590         params->remote.valid = true;
 591 }
 592
 593 static void  ecore_dcbx_get_dscp_params(struct ecore_hwfn *p_hwfn,
 594                                         struct ecore_dcbx_get *params)
 595 {
 596         struct ecore_dcbx_dscp_params *p_dscp;
 597         struct dcb_dscp_map *p_dscp_map;
 598         int i, j, entry;
 599         u32 pri_map;
 600
 601         p_dscp = &params->dscp;
 602         p_dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
 603         p_dscp->enabled = GET_MFW_FIELD(p_dscp_map->flags, DCB_DSCP_ENABLE);
 604
 605         /* MFW encodes 64 dscp entries into 8 element array of u32 entries,
 606          * where each entry holds the 4bit priority map for 8 dscp entries.
 607          */
 608         for (i = 0, entry = 0; i < ECORE_DCBX_DSCP_SIZE / 8; i++) {
 609                 pri_map = OSAL_BE32_TO_CPU(p_dscp_map->dscp_pri_map[i]);
 610                 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "elem %d pri_map 0x%x\n",
 611                            entry, pri_map);
 612                 for (j = 0; j < ECORE_DCBX_DSCP_SIZE / 8; j++, entry++)
 613                         p_dscp->dscp_pri_map[entry] = (u32)(pri_map >>
 614                                                            (j * 4)) & 0xf;
 615         }
 616 }
 617
 618 static void
 619 ecore_dcbx_get_operational_params(struct ecore_hwfn *p_hwfn,
 620                                   struct ecore_dcbx_get *params)
 621 {
 622         struct ecore_dcbx_operational_params *p_operational;
 623         struct ecore_dcbx_results *p_results;
 624         struct dcbx_features *p_feat;
 625         bool enabled, err;
 626         u32 flags;
 627         bool val;
 628
 629         flags = p_hwfn->p_dcbx_info->operational.flags;
 630
 631         /* If DCBx version is non zero, then negotiation
 632          * was successfuly performed
 633          */
 634         p_operational = &params->operational;
 635         enabled = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) !=
 636                      DCBX_CONFIG_VERSION_DISABLED);
 637         if (!enabled) {
 638                 p_operational->enabled = enabled;
 639                 p_operational->valid = false;
 640                 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Dcbx is disabled\n");
 641                 return;
 642         }
 643
 644         p_feat = &p_hwfn->p_dcbx_info->operational.features;
 645         p_results = &p_hwfn->p_dcbx_info->results;
 646
 647         val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
 648                  DCBX_CONFIG_VERSION_IEEE);
 649         p_operational->ieee = val;
 650
 651         val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
 652                  DCBX_CONFIG_VERSION_CEE);
 653         p_operational->cee = val;
 654
 655         val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
 656                  DCBX_CONFIG_VERSION_STATIC);
 657         p_operational->local = val;
 658
 659         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
 660                    "Version support: ieee %d, cee %d, static %d\n",
 661                    p_operational->ieee, p_operational->cee,
 662                    p_operational->local);
 663
 664         ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
 665                                      p_feat->app.app_pri_tbl, &p_feat->ets,
 666                                      p_feat->pfc, &params->operational.params,
 667                                      p_operational->ieee);
 668         ecore_dcbx_get_priority_info(p_hwfn, &p_operational->app_prio,
 669                                      p_results);
 670         err = GET_MFW_FIELD(p_feat->app.flags, DCBX_APP_ERROR);
 671         p_operational->err = err;
 672         p_operational->enabled = enabled;
 673         p_operational->valid = true;
 674 }
 675
 676 static void ecore_dcbx_get_local_lldp_params(struct ecore_hwfn *p_hwfn,
 677                                              struct ecore_dcbx_get *params)
 678 {
 679         struct lldp_config_params_s *p_local;
 680
 681         p_local = &p_hwfn->p_dcbx_info->lldp_local[LLDP_NEAREST_BRIDGE];
 682
 683         OSAL_MEMCPY(params->lldp_local.local_chassis_id,
 684                     p_local->local_chassis_id,
 685                     sizeof(params->lldp_local.local_chassis_id));
 686         OSAL_MEMCPY(params->lldp_local.local_port_id, p_local->local_port_id,
 687                     sizeof(params->lldp_local.local_port_id));
 688 }
 689
 690 static void ecore_dcbx_get_remote_lldp_params(struct ecore_hwfn *p_hwfn,
 691                                               struct ecore_dcbx_get *params)
 692 {
 693         struct lldp_status_params_s *p_remote;
 694
 695         p_remote = &p_hwfn->p_dcbx_info->lldp_remote[LLDP_NEAREST_BRIDGE];
 696
 697         OSAL_MEMCPY(params->lldp_remote.peer_chassis_id,
 698                     p_remote->peer_chassis_id,
 699                     sizeof(params->lldp_remote.peer_chassis_id));
 700         OSAL_MEMCPY(params->lldp_remote.peer_port_id, p_remote->peer_port_id,
 701                     sizeof(params->lldp_remote.peer_port_id));
 702 }
 703
 704 static enum _ecore_status_t
 705 ecore_dcbx_get_params(struct ecore_hwfn *p_hwfn,
 706                       struct ecore_dcbx_get *p_params,
 707                       enum ecore_mib_read_type type)
 708 {
 709         switch (type) {
 710         case ECORE_DCBX_REMOTE_MIB:
 711                 ecore_dcbx_get_remote_params(p_hwfn, p_params);
 712                 break;
 713         case ECORE_DCBX_LOCAL_MIB:
 714                 ecore_dcbx_get_local_params(p_hwfn, p_params);
 715                 break;
 716         case ECORE_DCBX_OPERATIONAL_MIB:
 717                 ecore_dcbx_get_operational_params(p_hwfn, p_params);
 718                 break;
 719         case ECORE_DCBX_REMOTE_LLDP_MIB:
 720                 ecore_dcbx_get_remote_lldp_params(p_hwfn, p_params);
 721                 break;
 722         case ECORE_DCBX_LOCAL_LLDP_MIB:
 723                 ecore_dcbx_get_local_lldp_params(p_hwfn, p_params);
 724                 break;
 725         default:
 726                 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
 727                 return ECORE_INVAL;
 728         }
 729
 730         return ECORE_SUCCESS;
 731 }
 732
 733 static enum _ecore_status_t
 734 ecore_dcbx_read_local_lldp_mib(struct ecore_hwfn *p_hwfn,
 735                                struct ecore_ptt *p_ptt)
 736 {
 737         struct ecore_dcbx_mib_meta_data data;
 738         enum _ecore_status_t rc = ECORE_SUCCESS;
 739
 740         OSAL_MEM_ZERO(&data, sizeof(data));
 741         data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
 742                                                            lldp_config_params);
 743         data.lldp_local = p_hwfn->p_dcbx_info->lldp_local;
 744         data.size = sizeof(struct lldp_config_params_s);
 745         ecore_memcpy_from(p_hwfn, p_ptt, data.lldp_local, data.addr, data.size);
 746
 747         return rc;
 748 }
 749
 750 static enum _ecore_status_t
 751 ecore_dcbx_read_remote_lldp_mib(struct ecore_hwfn *p_hwfn,
 752                                 struct ecore_ptt *p_ptt,
 753                                 enum ecore_mib_read_type type)
 754 {
 755         struct ecore_dcbx_mib_meta_data data;
 756         enum _ecore_status_t rc = ECORE_SUCCESS;
 757
 758         OSAL_MEM_ZERO(&data, sizeof(data));
 759         data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
 760                                                            lldp_status_params);
 761         data.lldp_remote = p_hwfn->p_dcbx_info->lldp_remote;
 762         data.size = sizeof(struct lldp_status_params_s);
 763         rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
 764
 765         return rc;
 766 }
 767
 768 static enum _ecore_status_t
 769 ecore_dcbx_read_operational_mib(struct ecore_hwfn *p_hwfn,
 770                                 struct ecore_ptt *p_ptt,
 771                                 enum ecore_mib_read_type type)
 772 {
 773         struct ecore_dcbx_mib_meta_data data;
 774         enum _ecore_status_t rc = ECORE_SUCCESS;
 775
 776         OSAL_MEM_ZERO(&data, sizeof(data));
 777         data.addr = p_hwfn->mcp_info->port_addr +
 778             offsetof(struct public_port, operational_dcbx_mib);
 779         data.mib = &p_hwfn->p_dcbx_info->operational;
 780         data.size = sizeof(struct dcbx_mib);
 781         rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
 782
 783         return rc;
 784 }
 785
 786 static enum _ecore_status_t
 787 ecore_dcbx_read_remote_mib(struct ecore_hwfn *p_hwfn,
 788                            struct ecore_ptt *p_ptt,
 789                            enum ecore_mib_read_type type)
 790 {
 791         struct ecore_dcbx_mib_meta_data data;
 792         enum _ecore_status_t rc = ECORE_SUCCESS;
 793
 794         OSAL_MEM_ZERO(&data, sizeof(data));
 795         data.addr = p_hwfn->mcp_info->port_addr +
 796             offsetof(struct public_port, remote_dcbx_mib);
 797         data.mib = &p_hwfn->p_dcbx_info->remote;
 798         data.size = sizeof(struct dcbx_mib);
 799         rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
 800
 801         return rc;
 802 }
 803
 804 static enum _ecore_status_t
 805 ecore_dcbx_read_local_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
 806 {
 807         struct ecore_dcbx_mib_meta_data data;
 808         enum _ecore_status_t rc = ECORE_SUCCESS;
 809
 810         OSAL_MEM_ZERO(&data, sizeof(data));
 811         data.addr = p_hwfn->mcp_info->port_addr +
 812             offsetof(struct public_port, local_admin_dcbx_mib);
 813         data.local_admin = &p_hwfn->p_dcbx_info->local_admin;
 814         data.size = sizeof(struct dcbx_local_params);
 815         ecore_memcpy_from(p_hwfn, p_ptt, data.local_admin,
 816                           data.addr, data.size);
 817
 818         return rc;
 819 }
 820
 821 static void
 822 ecore_dcbx_read_dscp_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
 823 {
 824         struct ecore_dcbx_mib_meta_data data;
 825
 826         data.addr = p_hwfn->mcp_info->port_addr +
 827                         offsetof(struct public_port, dcb_dscp_map);
 828         data.dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
 829         data.size = sizeof(struct dcb_dscp_map);
 830         ecore_memcpy_from(p_hwfn, p_ptt, data.dscp_map, data.addr, data.size);
 831 }
 832
 833 static enum _ecore_status_t ecore_dcbx_read_mib(struct ecore_hwfn *p_hwfn,
 834                                                 struct ecore_ptt *p_ptt,
 835                                                 enum ecore_mib_read_type type)
 836 {
 837         enum _ecore_status_t rc = ECORE_INVAL;
 838
 839         switch (type) {
 840         case ECORE_DCBX_OPERATIONAL_MIB:
 841                 ecore_dcbx_read_dscp_mib(p_hwfn, p_ptt);
 842                 rc = ecore_dcbx_read_operational_mib(p_hwfn, p_ptt, type);
 843                 break;
 844         case ECORE_DCBX_REMOTE_MIB:
 845                 rc = ecore_dcbx_read_remote_mib(p_hwfn, p_ptt, type);
 846                 break;
 847         case ECORE_DCBX_LOCAL_MIB:
 848                 rc = ecore_dcbx_read_local_mib(p_hwfn, p_ptt);
 849                 break;
 850         case ECORE_DCBX_REMOTE_LLDP_MIB:
 851                 rc = ecore_dcbx_read_remote_lldp_mib(p_hwfn, p_ptt, type);
 852                 break;
 853         case ECORE_DCBX_LOCAL_LLDP_MIB:
 854                 rc = ecore_dcbx_read_local_lldp_mib(p_hwfn, p_ptt);
 855                 break;
 856         default:
 857                 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
 858         }
 859
 860         return ECORE_SUCCESS;
 861 }
 862
 863 /*
 864  * Read updated MIB.
 865  * Reconfigure QM and invoke PF update ramrod command if operational MIB
 866  * change is detected.
 867  */
 868 enum _ecore_status_t
 869 ecore_dcbx_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
 870                             enum ecore_mib_read_type type)
 871 {
 872         enum _ecore_status_t rc = ECORE_SUCCESS;
 873
 874         rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
 875         if (rc)
 876                 return rc;
 877
 878         if (type == ECORE_DCBX_OPERATIONAL_MIB) {
 879                 ecore_dcbx_get_dscp_params(p_hwfn, &p_hwfn->p_dcbx_info->get);
 880
 881                 rc = ecore_dcbx_process_mib_info(p_hwfn);
 882                 if (!rc) {
 883                         /* reconfigure tcs of QM queues according
 884                          * to negotiation results
 885                          */
 886                         ecore_qm_reconf(p_hwfn, p_ptt);
 887
 888                         /* update storm FW with negotiation results */
 889                         ecore_sp_pf_update_dcbx(p_hwfn);
 890                 }
 891         }
 892
 893         ecore_dcbx_get_params(p_hwfn, &p_hwfn->p_dcbx_info->get, type);
 894
 895         /* Update the DSCP to TC mapping bit if required */
 896         if ((type == ECORE_DCBX_OPERATIONAL_MIB) &&
 897             p_hwfn->p_dcbx_info->dscp_nig_update) {
 898                 u8 val = !!p_hwfn->p_dcbx_info->get.dscp.enabled;
 899
 900                 ecore_wr(p_hwfn, p_ptt, NIG_REG_DSCP_TO_TC_MAP_ENABLE, val);
 901                 p_hwfn->p_dcbx_info->dscp_nig_update = false;
 902         }
 903
 904         OSAL_DCBX_AEN(p_hwfn, type);
 905
 906         return rc;
 907 }
 908
 909 enum _ecore_status_t ecore_dcbx_info_alloc(struct ecore_hwfn *p_hwfn)
 910 {
 911         p_hwfn->p_dcbx_info = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
 912                                           sizeof(*p_hwfn->p_dcbx_info));
 913         if (!p_hwfn->p_dcbx_info) {
 914                 DP_NOTICE(p_hwfn, true,
 915                           "Failed to allocate `struct ecore_dcbx_info'");
 916                 return ECORE_NOMEM;
 917         }
 918
 919         p_hwfn->p_dcbx_info->iwarp_port =
 920                 p_hwfn->pf_params.rdma_pf_params.iwarp_port;
 921
 922         return ECORE_SUCCESS;
 923 }
 924
 925 void ecore_dcbx_info_free(struct ecore_hwfn *p_hwfn)
 926 {
 927         OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_dcbx_info);
 928 }
 929
 930 static void ecore_dcbx_update_protocol_data(struct protocol_dcb_data *p_data,
 931                                             struct ecore_dcbx_results *p_src,
 932                                             enum dcbx_protocol_type type)
 933 {
 934         p_data->dcb_enable_flag = p_src->arr[type].enable;
 935         p_data->dcb_priority = p_src->arr[type].priority;
 936         p_data->dcb_tc = p_src->arr[type].tc;
 937         p_data->dscp_enable_flag = p_src->arr[type].dscp_enable;
 938         p_data->dscp_val = p_src->arr[type].dscp_val;
 939 }
 940
 941 /* Set pf update ramrod command params */
 942 void ecore_dcbx_set_pf_update_params(struct ecore_dcbx_results *p_src,
 943                                      struct pf_update_ramrod_data *p_dest)
 944 {
 945         struct protocol_dcb_data *p_dcb_data;
 946         u8 update_flag;
 947
 948         update_flag = p_src->arr[DCBX_PROTOCOL_ETH].update;
 949         p_dest->update_eth_dcb_data_mode = update_flag;
 950         update_flag = p_src->arr[DCBX_PROTOCOL_IWARP].update;
 951         p_dest->update_iwarp_dcb_data_mode = update_flag;
 952
 953         p_dcb_data = &p_dest->eth_dcb_data;
 954         ecore_dcbx_update_protocol_data(p_dcb_data, p_src, DCBX_PROTOCOL_ETH);
 955         p_dcb_data = &p_dest->iwarp_dcb_data;
 956         ecore_dcbx_update_protocol_data(p_dcb_data, p_src, DCBX_PROTOCOL_IWARP);
 957 }
 958
 959 enum _ecore_status_t ecore_dcbx_query_params(struct ecore_hwfn *p_hwfn,
 960                                              struct ecore_dcbx_get *p_get,
 961                                              enum ecore_mib_read_type type)
 962 {
 963         struct ecore_ptt *p_ptt;
 964         enum _ecore_status_t rc;
 965
 966         if (IS_VF(p_hwfn->p_dev))
 967                 return ECORE_INVAL;
 968
 969         p_ptt = ecore_ptt_acquire(p_hwfn);
 970         if (!p_ptt)
 971                 return ECORE_TIMEOUT;
 972
 973         rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
 974         if (rc != ECORE_SUCCESS)
 975                 goto out;
 976
 977         ecore_dcbx_get_dscp_params(p_hwfn, p_get);
 978
 979         rc = ecore_dcbx_get_params(p_hwfn, p_get, type);
 980
 981 out:
 982         ecore_ptt_release(p_hwfn, p_ptt);
 983         return rc;
 984 }
 985
 986 static void
 987 ecore_dcbx_set_pfc_data(struct ecore_hwfn *p_hwfn,
 988                         u32 *pfc, struct ecore_dcbx_params *p_params)
 989 {
 990         u8 pfc_map = 0;
 991         int i;
 992
 993         if (p_params->pfc.willing)
 994                 *pfc |= DCBX_PFC_WILLING_MASK;
 995         else
 996                 *pfc &= ~DCBX_PFC_WILLING_MASK;
 997
 998         if (p_params->pfc.enabled)
 999                 *pfc |= DCBX_PFC_ENABLED_MASK;
1000         else
1001                 *pfc &= ~DCBX_PFC_ENABLED_MASK;
1002
1003         *pfc &= ~DCBX_PFC_CAPS_MASK;
1004         *pfc |= (u32)p_params->pfc.max_tc << DCBX_PFC_CAPS_OFFSET;
1005
1006         for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++)
1007                 if (p_params->pfc.prio[i])
1008                         pfc_map |= (1 << i);
1009         *pfc &= ~DCBX_PFC_PRI_EN_BITMAP_MASK;
1010         *pfc |= (pfc_map << DCBX_PFC_PRI_EN_BITMAP_OFFSET);
1011
1012         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "pfc = 0x%x\n", *pfc);
1013 }
1014
1015 static void
1016 ecore_dcbx_set_ets_data(struct ecore_hwfn *p_hwfn,
1017                         struct dcbx_ets_feature *p_ets,
1018                         struct ecore_dcbx_params *p_params)
1019 {
1020         u8 *bw_map, *tsa_map;
1021         u32 val;
1022         int i;
1023
1024         if (p_params->ets_willing)
1025                 p_ets->flags |= DCBX_ETS_WILLING_MASK;
1026         else
1027                 p_ets->flags &= ~DCBX_ETS_WILLING_MASK;
1028
1029         if (p_params->ets_cbs)
1030                 p_ets->flags |= DCBX_ETS_CBS_MASK;
1031         else
1032                 p_ets->flags &= ~DCBX_ETS_CBS_MASK;
1033
1034         if (p_params->ets_enabled)
1035                 p_ets->flags |= DCBX_ETS_ENABLED_MASK;
1036         else
1037                 p_ets->flags &= ~DCBX_ETS_ENABLED_MASK;
1038
1039         p_ets->flags &= ~DCBX_ETS_MAX_TCS_MASK;
1040         p_ets->flags |= (u32)p_params->max_ets_tc << DCBX_ETS_MAX_TCS_OFFSET;
1041
1042         bw_map = (u8 *)&p_ets->tc_bw_tbl[0];
1043         tsa_map = (u8 *)&p_ets->tc_tsa_tbl[0];
1044         p_ets->pri_tc_tbl[0] = 0;
1045         for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
1046                 bw_map[i] = p_params->ets_tc_bw_tbl[i];
1047                 tsa_map[i] = p_params->ets_tc_tsa_tbl[i];
1048                 /* Copy the priority value to the corresponding 4 bits in the
1049                  * traffic class table.
1050                  */
1051                 val = (((u32)p_params->ets_pri_tc_tbl[i]) << ((7 - i) * 4));
1052                 p_ets->pri_tc_tbl[0] |= val;
1053         }
1054         for (i = 0; i < 2; i++) {
1055                 p_ets->tc_bw_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_bw_tbl[i]);
1056                 p_ets->tc_tsa_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_tsa_tbl[i]);
1057         }
1058
1059         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
1060                    "flags = 0x%x pri_tc = 0x%x tc_bwl[] = {0x%x, 0x%x} tc_tsa = {0x%x, 0x%x}\n",
1061                    p_ets->flags, p_ets->pri_tc_tbl[0], p_ets->tc_bw_tbl[0],
1062                    p_ets->tc_bw_tbl[1], p_ets->tc_tsa_tbl[0],
1063                    p_ets->tc_tsa_tbl[1]);
1064 }
1065
1066 static void
1067 ecore_dcbx_set_app_data(struct ecore_hwfn *p_hwfn,
1068                         struct dcbx_app_priority_feature *p_app,
1069                         struct ecore_dcbx_params *p_params, bool ieee)
1070 {
1071         u32 *entry;
1072         int i;
1073
1074         if (p_params->app_willing)
1075                 p_app->flags |= DCBX_APP_WILLING_MASK;
1076         else
1077                 p_app->flags &= ~DCBX_APP_WILLING_MASK;
1078
1079         if (p_params->app_valid)
1080                 p_app->flags |= DCBX_APP_ENABLED_MASK;
1081         else
1082                 p_app->flags &= ~DCBX_APP_ENABLED_MASK;
1083
1084         p_app->flags &= ~DCBX_APP_NUM_ENTRIES_MASK;
1085         p_app->flags |= (u32)p_params->num_app_entries <<
1086                         DCBX_APP_NUM_ENTRIES_OFFSET;
1087
1088         for (i = 0; i < p_params->num_app_entries; i++) {
1089                 entry = &p_app->app_pri_tbl[i].entry;
1090                 *entry = 0;
1091                 if (ieee) {
1092                         *entry &= ~(DCBX_APP_SF_IEEE_MASK | DCBX_APP_SF_MASK);
1093                         switch (p_params->app_entry[i].sf_ieee) {
1094                         case ECORE_DCBX_SF_IEEE_ETHTYPE:
1095                                 *entry  |= ((u32)DCBX_APP_SF_IEEE_ETHTYPE <<
1096                                             DCBX_APP_SF_IEEE_OFFSET);
1097                                 *entry  |= ((u32)DCBX_APP_SF_ETHTYPE <<
1098                                             DCBX_APP_SF_OFFSET);
1099                                 break;
1100                         case ECORE_DCBX_SF_IEEE_TCP_PORT:
1101                                 *entry  |= ((u32)DCBX_APP_SF_IEEE_TCP_PORT <<
1102                                             DCBX_APP_SF_IEEE_OFFSET);
1103                                 *entry  |= ((u32)DCBX_APP_SF_PORT <<
1104                                             DCBX_APP_SF_OFFSET);
1105                                 break;
1106                         case ECORE_DCBX_SF_IEEE_UDP_PORT:
1107                                 *entry  |= ((u32)DCBX_APP_SF_IEEE_UDP_PORT <<
1108                                             DCBX_APP_SF_IEEE_OFFSET);
1109                                 *entry  |= ((u32)DCBX_APP_SF_PORT <<
1110                                             DCBX_APP_SF_OFFSET);
1111                                 break;
1112                         case ECORE_DCBX_SF_IEEE_TCP_UDP_PORT:
1113                                 *entry  |= (u32)DCBX_APP_SF_IEEE_TCP_UDP_PORT <<
1114                                             DCBX_APP_SF_IEEE_OFFSET;
1115                                 *entry  |= ((u32)DCBX_APP_SF_PORT <<
1116                                             DCBX_APP_SF_OFFSET);
1117                                 break;
1118                         }
1119                 } else {
1120                         *entry &= ~DCBX_APP_SF_MASK;
1121                         if (p_params->app_entry[i].ethtype)
1122                                 *entry  |= ((u32)DCBX_APP_SF_ETHTYPE <<
1123                                             DCBX_APP_SF_OFFSET);
1124                         else
1125                                 *entry  |= ((u32)DCBX_APP_SF_PORT <<
1126                                             DCBX_APP_SF_OFFSET);
1127                 }
1128                 *entry &= ~DCBX_APP_PROTOCOL_ID_MASK;
1129                 *entry |= ((u32)p_params->app_entry[i].proto_id <<
1130                            DCBX_APP_PROTOCOL_ID_OFFSET);
1131                 *entry &= ~DCBX_APP_PRI_MAP_MASK;
1132                 *entry |= ((u32)(p_params->app_entry[i].prio) <<
1133                            DCBX_APP_PRI_MAP_OFFSET);
1134         }
1135
1136         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "flags = 0x%x\n", p_app->flags);
1137 }
1138
1139 static void
1140 ecore_dcbx_set_local_params(struct ecore_hwfn *p_hwfn,
1141                             struct dcbx_local_params *local_admin,
1142                             struct ecore_dcbx_set *params)
1143 {
1144         bool ieee = false;
1145
1146         local_admin->flags = 0;
1147         OSAL_MEMCPY(&local_admin->features,
1148                     &p_hwfn->p_dcbx_info->operational.features,
1149                     sizeof(local_admin->features));
1150
1151         if (params->enabled) {
1152                 local_admin->config = params->ver_num;
1153                 ieee = !!(params->ver_num & DCBX_CONFIG_VERSION_IEEE);
1154         } else {
1155                 local_admin->config = DCBX_CONFIG_VERSION_DISABLED;
1156         }
1157
1158         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Dcbx version = %d\n",
1159                    local_admin->config);
1160
1161         if (params->override_flags & ECORE_DCBX_OVERRIDE_PFC_CFG)
1162                 ecore_dcbx_set_pfc_data(p_hwfn, &local_admin->features.pfc,
1163                                         &params->config.params);
1164
1165         if (params->override_flags & ECORE_DCBX_OVERRIDE_ETS_CFG)
1166                 ecore_dcbx_set_ets_data(p_hwfn, &local_admin->features.ets,
1167                                         &params->config.params);
1168
1169         if (params->override_flags & ECORE_DCBX_OVERRIDE_APP_CFG)
1170                 ecore_dcbx_set_app_data(p_hwfn, &local_admin->features.app,
1171                                         &params->config.params, ieee);
1172 }
1173
1174 static enum _ecore_status_t
1175 ecore_dcbx_set_dscp_params(struct ecore_hwfn *p_hwfn,
1176                            struct dcb_dscp_map *p_dscp_map,
1177                            struct ecore_dcbx_set *p_params)
1178 {
1179         int entry, i, j;
1180         u32 val;
1181
1182         OSAL_MEMCPY(p_dscp_map, &p_hwfn->p_dcbx_info->dscp_map,
1183                     sizeof(*p_dscp_map));
1184
1185         p_dscp_map->flags &= ~DCB_DSCP_ENABLE_MASK;
1186         if (p_params->dscp.enabled)
1187                 p_dscp_map->flags |= DCB_DSCP_ENABLE_MASK;
1188
1189         for (i = 0, entry = 0; i < 8; i++) {
1190                 val = 0;
1191                 for (j = 0; j < 8; j++, entry++)
1192                         val |= (((u32)p_params->dscp.dscp_pri_map[entry]) <<
1193                                 (j * 4));
1194
1195                 p_dscp_map->dscp_pri_map[i] = OSAL_CPU_TO_BE32(val);
1196         }
1197
1198         p_hwfn->p_dcbx_info->dscp_nig_update = true;
1199
1200         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "flags = 0x%x\n", p_dscp_map->flags);
1201         DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
1202                    "pri_map[] = 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1203                    p_dscp_map->dscp_pri_map[0], p_dscp_map->dscp_pri_map[1],
1204                    p_dscp_map->dscp_pri_map[2], p_dscp_map->dscp_pri_map[3],
1205                    p_dscp_map->dscp_pri_map[4], p_dscp_map->dscp_pri_map[5],
1206                    p_dscp_map->dscp_pri_map[6], p_dscp_map->dscp_pri_map[7]);
1207
1208         return ECORE_SUCCESS;
1209 }
1210
1211 enum _ecore_status_t ecore_dcbx_config_params(struct ecore_hwfn *p_hwfn,
1212                                               struct ecore_ptt *p_ptt,
1213                                               struct ecore_dcbx_set *params,
1214                                               bool hw_commit)
1215 {
1216         struct dcbx_local_params local_admin;
1217         struct ecore_dcbx_mib_meta_data data;
1218         struct dcb_dscp_map dscp_map;
1219         u32 resp = 0, param = 0;
1220         enum _ecore_status_t rc = ECORE_SUCCESS;
1221
1222         OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set, params,
1223                     sizeof(p_hwfn->p_dcbx_info->set));
1224         if (!hw_commit)
1225                 return ECORE_SUCCESS;
1226
1227         OSAL_MEMSET(&local_admin, 0, sizeof(local_admin));
1228         ecore_dcbx_set_local_params(p_hwfn, &local_admin, params);
1229
1230         data.addr = p_hwfn->mcp_info->port_addr +
1231                         offsetof(struct public_port, local_admin_dcbx_mib);
1232         data.local_admin = &local_admin;
1233         data.size = sizeof(struct dcbx_local_params);
1234         ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.local_admin, data.size);
1235
1236         if (params->override_flags & ECORE_DCBX_OVERRIDE_DSCP_CFG) {
1237                 OSAL_MEMSET(&dscp_map, 0, sizeof(dscp_map));
1238                 ecore_dcbx_set_dscp_params(p_hwfn, &dscp_map, params);
1239
1240                 data.addr = p_hwfn->mcp_info->port_addr +
1241                                 offsetof(struct public_port, dcb_dscp_map);
1242                 data.dscp_map = &dscp_map;
1243                 data.size = sizeof(struct dcb_dscp_map);
1244                 ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.dscp_map,
1245                                 data.size);
1246         }
1247
1248         rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_DCBX,
1249                            1 << DRV_MB_PARAM_LLDP_SEND_OFFSET, &resp, &param);
1250         if (rc != ECORE_SUCCESS)
1251                 DP_NOTICE(p_hwfn, false,
1252                           "Failed to send DCBX update request\n");
1253
1254         return rc;
1255 }
1256
1257 enum _ecore_status_t ecore_dcbx_get_config_params(struct ecore_hwfn *p_hwfn,
1258                                                   struct ecore_dcbx_set *params)
1259 {
1260         struct ecore_dcbx_get *dcbx_info;
1261         int rc;
1262
1263         if (p_hwfn->p_dcbx_info->set.config.valid) {
1264                 OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1265                             sizeof(struct ecore_dcbx_set));
1266                 return ECORE_SUCCESS;
1267         }
1268
1269         dcbx_info = OSAL_ALLOC(p_hwfn->p_dev, GFP_KERNEL,
1270                                sizeof(*dcbx_info));
1271         if (!dcbx_info)
1272                 return ECORE_NOMEM;
1273
1274         OSAL_MEMSET(dcbx_info, 0, sizeof(*dcbx_info));
1275         rc = ecore_dcbx_query_params(p_hwfn, dcbx_info,
1276                                      ECORE_DCBX_OPERATIONAL_MIB);
1277         if (rc) {
1278                 OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1279                 return rc;
1280         }
1281         p_hwfn->p_dcbx_info->set.override_flags = 0;
1282
1283         p_hwfn->p_dcbx_info->set.ver_num = DCBX_CONFIG_VERSION_DISABLED;
1284         if (dcbx_info->operational.cee)
1285                 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_CEE;
1286         if (dcbx_info->operational.ieee)
1287                 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_IEEE;
1288         if (dcbx_info->operational.local)
1289                 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_STATIC;
1290
1291         p_hwfn->p_dcbx_info->set.enabled = dcbx_info->operational.enabled;
1292         OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set.dscp,
1293                     &p_hwfn->p_dcbx_info->get.dscp,
1294                     sizeof(struct ecore_dcbx_dscp_params));
1295         OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set.config.params,
1296                     &dcbx_info->operational.params,
1297                     sizeof(p_hwfn->p_dcbx_info->set.config.params));
1298         p_hwfn->p_dcbx_info->set.config.valid = true;
1299
1300         OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1301                     sizeof(struct ecore_dcbx_set));
1302
1303         OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1304
1305         return ECORE_SUCCESS;
1306 }
1307
1308 enum _ecore_status_t ecore_lldp_register_tlv(struct ecore_hwfn *p_hwfn,
1309                                              struct ecore_ptt *p_ptt,
1310                                              enum ecore_lldp_agent agent,
1311                                              u8 tlv_type)
1312 {
1313         u32 mb_param = 0, mcp_resp = 0, mcp_param = 0, val = 0;
1314         enum _ecore_status_t rc = ECORE_SUCCESS;
1315
1316         switch (agent) {
1317         case ECORE_LLDP_NEAREST_BRIDGE:
1318                 val = LLDP_NEAREST_BRIDGE;
1319                 break;
1320         case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1321                 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1322                 break;
1323         case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1324                 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1325                 break;
1326         default:
1327                 DP_ERR(p_hwfn, "Invalid agent type %d\n", agent);
1328                 return ECORE_INVAL;
1329         }
1330
1331         SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
1332         SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_TLV_RX_TYPE, tlv_type);
1333
1334         rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_REGISTER_LLDP_TLVS_RX,
1335                            mb_param, &mcp_resp, &mcp_param);
1336         if (rc != ECORE_SUCCESS)
1337                 DP_NOTICE(p_hwfn, false, "Failed to register TLV\n");
1338
1339         return rc;
1340 }
1341
1342 enum _ecore_status_t
1343 ecore_lldp_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
1344 {
1345         struct ecore_dcbx_mib_meta_data data;
1346         enum _ecore_status_t rc = ECORE_SUCCESS;
1347         struct lldp_received_tlvs_s tlvs;
1348         int i;
1349
1350         for (i = 0; i < LLDP_MAX_LLDP_AGENTS; i++) {
1351                 OSAL_MEM_ZERO(&data, sizeof(data));
1352                 data.addr = p_hwfn->mcp_info->port_addr +
1353                             offsetof(struct public_port, lldp_received_tlvs[i]);
1354                 data.lldp_tlvs = &tlvs;
1355                 data.size = sizeof(tlvs);
1356                 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data,
1357                                          ECORE_DCBX_LLDP_TLVS);
1358                 if (rc != ECORE_SUCCESS) {
1359                         DP_NOTICE(p_hwfn, false, "Failed to read lldp TLVs\n");
1360                         return rc;
1361                 }
1362
1363                 if (!tlvs.length)
1364                         continue;
1365
1366                 for (i = 0; i < MAX_TLV_BUFFER; i++)
1367                         tlvs.tlvs_buffer[i] =
1368                                 OSAL_CPU_TO_BE32(tlvs.tlvs_buffer[i]);
1369
1370                 OSAL_LLDP_RX_TLVS(p_hwfn, tlvs.tlvs_buffer, tlvs.length);
1371         }
1372
1373         return rc;
1374 }
1375
1376 enum _ecore_status_t
1377 ecore_lldp_get_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1378                       struct ecore_lldp_config_params *p_params)
1379 {
1380         struct lldp_config_params_s lldp_params;
1381         u32 addr, val;
1382         int i;
1383
1384         switch (p_params->agent) {
1385         case ECORE_LLDP_NEAREST_BRIDGE:
1386                 val = LLDP_NEAREST_BRIDGE;
1387                 break;
1388         case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1389                 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1390                 break;
1391         case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1392                 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1393                 break;
1394         default:
1395                 DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
1396                 return ECORE_INVAL;
1397         }
1398
1399         addr = p_hwfn->mcp_info->port_addr +
1400                         offsetof(struct public_port, lldp_config_params[val]);
1401
1402         ecore_memcpy_from(p_hwfn, p_ptt, &lldp_params, addr,
1403                           sizeof(lldp_params));
1404
1405         p_params->tx_interval = GET_MFW_FIELD(lldp_params.config,
1406                                               LLDP_CONFIG_TX_INTERVAL);
1407         p_params->tx_hold = GET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD);
1408         p_params->tx_credit = GET_MFW_FIELD(lldp_params.config,
1409                                             LLDP_CONFIG_MAX_CREDIT);
1410         p_params->rx_enable = GET_MFW_FIELD(lldp_params.config,
1411                                             LLDP_CONFIG_ENABLE_RX);
1412         p_params->tx_enable = GET_MFW_FIELD(lldp_params.config,
1413                                             LLDP_CONFIG_ENABLE_TX);
1414
1415         OSAL_MEMCPY(p_params->chassis_id_tlv, lldp_params.local_chassis_id,
1416                     sizeof(p_params->chassis_id_tlv));
1417         for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
1418                 p_params->chassis_id_tlv[i] =
1419                                 OSAL_BE32_TO_CPU(p_params->chassis_id_tlv[i]);
1420
1421         OSAL_MEMCPY(p_params->port_id_tlv, lldp_params.local_port_id,
1422                     sizeof(p_params->port_id_tlv));
1423         for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
1424                 p_params->port_id_tlv[i] =
1425                                 OSAL_BE32_TO_CPU(p_params->port_id_tlv[i]);
1426
1427         return ECORE_SUCCESS;
1428 }
1429
1430 enum _ecore_status_t
1431 ecore_lldp_set_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1432                       struct ecore_lldp_config_params *p_params)
1433 {
1434         u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
1435         struct lldp_config_params_s lldp_params;
1436         enum _ecore_status_t rc = ECORE_SUCCESS;
1437         u32 addr, val;
1438         int i;
1439
1440         switch (p_params->agent) {
1441         case ECORE_LLDP_NEAREST_BRIDGE:
1442                 val = LLDP_NEAREST_BRIDGE;
1443                 break;
1444         case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1445                 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1446                 break;
1447         case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1448                 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1449                 break;
1450         default:
1451                 DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
1452                 return ECORE_INVAL;
1453         }
1454
1455         SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
1456         addr = p_hwfn->mcp_info->port_addr +
1457                         offsetof(struct public_port, lldp_config_params[val]);
1458
1459         OSAL_MEMSET(&lldp_params, 0, sizeof(lldp_params));
1460         SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_TX_INTERVAL,
1461                       p_params->tx_interval);
1462         SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD, p_params->tx_hold);
1463         SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_MAX_CREDIT,
1464                       p_params->tx_credit);
1465         SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_RX,
1466                       !!p_params->rx_enable);
1467         SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_TX,
1468                       !!p_params->tx_enable);
1469
1470         for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
1471                 p_params->chassis_id_tlv[i] =
1472                                 OSAL_CPU_TO_BE32(p_params->chassis_id_tlv[i]);
1473         OSAL_MEMCPY(lldp_params.local_chassis_id, p_params->chassis_id_tlv,
1474                     sizeof(lldp_params.local_chassis_id));
1475
1476         for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
1477                 p_params->port_id_tlv[i] =
1478                                 OSAL_CPU_TO_BE32(p_params->port_id_tlv[i]);
1479         OSAL_MEMCPY(lldp_params.local_port_id, p_params->port_id_tlv,
1480                     sizeof(lldp_params.local_port_id));
1481
1482         ecore_memcpy_to(p_hwfn, p_ptt, addr, &lldp_params, sizeof(lldp_params));
1483
1484         rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
1485                            mb_param, &mcp_resp, &mcp_param);
1486         if (rc != ECORE_SUCCESS)
1487                 DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);
1488
1489         return rc;
1490 }
1491
1492 enum _ecore_status_t
1493 ecore_lldp_set_system_tlvs(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1494                            struct ecore_lldp_sys_tlvs *p_params)
1495 {
1496         u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
1497         enum _ecore_status_t rc = ECORE_SUCCESS;
1498         struct lldp_system_tlvs_buffer_s lld_tlv_buf;
1499         u32 addr, *p_val;
1500         u8 len;
1501         int i;
1502
1503         p_val = (u32 *)p_params->buf;
1504         for (i = 0; i < ECORE_LLDP_SYS_TLV_SIZE / 4; i++)
1505                 p_val[i] = OSAL_CPU_TO_BE32(p_val[i]);
1506
1507         OSAL_MEMSET(&lld_tlv_buf, 0, sizeof(lld_tlv_buf));
1508         SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_VALID, 1);
1509         SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_MANDATORY,
1510                       !!p_params->discard_mandatory_tlv);
1511         SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_LENGTH,
1512                       p_params->buf_size);
1513         len = ECORE_LLDP_SYS_TLV_SIZE / 2;
1514         OSAL_MEMCPY(lld_tlv_buf.data, p_params->buf, len);
1515
1516         addr = p_hwfn->mcp_info->port_addr +
1517                 offsetof(struct public_port, system_lldp_tlvs_buf);
1518         ecore_memcpy_to(p_hwfn, p_ptt, addr, &lld_tlv_buf, sizeof(lld_tlv_buf));
1519
1520         if  (p_params->buf_size > len) {
1521                 addr = p_hwfn->mcp_info->port_addr +
1522                         offsetof(struct public_port, system_lldp_tlvs_buf2);
1523                 ecore_memcpy_to(p_hwfn, p_ptt, addr, &p_params->buf[len],
1524                                 ECORE_LLDP_SYS_TLV_SIZE / 2);
1525         }
1526
1527         rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
1528                            mb_param, &mcp_resp, &mcp_param);
1529         if (rc != ECORE_SUCCESS)
1530                 DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);
1531
1532         return rc;
1533 }