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