drivers/net/qede/base/ecore_dev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright (c) 2016 - 2018 Cavium Inc.
   3  * All rights reserved.
   4  * www.cavium.com
   5  */
   6
   7 #include "bcm_osal.h"
   8 #include "reg_addr.h"
   9 #include "ecore_gtt_reg_addr.h"
  10 #include "ecore.h"
  11 #include "ecore_chain.h"
  12 #include "ecore_status.h"
  13 #include "ecore_hw.h"
  14 #include "ecore_rt_defs.h"
  15 #include "ecore_init_ops.h"
  16 #include "ecore_int.h"
  17 #include "ecore_cxt.h"
  18 #include "ecore_spq.h"
  19 #include "ecore_init_fw_funcs.h"
  20 #include "ecore_sp_commands.h"
  21 #include "ecore_dev_api.h"
  22 #include "ecore_sriov.h"
  23 #include "ecore_vf.h"
  24 #include "ecore_mcp.h"
  25 #include "ecore_hw_defs.h"
  26 #include "mcp_public.h"
  27 #include "ecore_iro.h"
  28 #include "nvm_cfg.h"
  29 #include "ecore_dcbx.h"
  30 #include "ecore_l2.h"
  31
  32 /* TODO - there's a bug in DCBx re-configuration flows in MF, as the QM
  33  * registers involved are not split and thus configuration is a race where
  34  * some of the PFs configuration might be lost.
  35  * Eventually, this needs to move into a MFW-covered HW-lock as arbitration
  36  * mechanism as this doesn't cover some cases [E.g., PDA or scenarios where
  37  * there's more than a single compiled ecore component in system].
  38  */
  39 static osal_spinlock_t qm_lock;
  40 static u32 qm_lock_ref_cnt;
  41
  42 /******************** Doorbell Recovery *******************/
  43 /* The doorbell recovery mechanism consists of a list of entries which represent
  44  * doorbelling entities (l2 queues, roce sq/rq/cqs, the slowpath spq, etc). Each
  45  * entity needs to register with the mechanism and provide the parameters
  46  * describing it's doorbell, including a location where last used doorbell data
  47  * can be found. The doorbell execute function will traverse the list and
  48  * doorbell all of the registered entries.
  49  */
  50 struct ecore_db_recovery_entry {
  51         osal_list_entry_t       list_entry;
  52         void OSAL_IOMEM         *db_addr;
  53         void                    *db_data;
  54         enum ecore_db_rec_width db_width;
  55         enum ecore_db_rec_space db_space;
  56         u8                      hwfn_idx;
  57 };
  58
  59 /* display a single doorbell recovery entry */
  60 void ecore_db_recovery_dp_entry(struct ecore_hwfn *p_hwfn,
  61                                 struct ecore_db_recovery_entry *db_entry,
  62                                 const char *action)
  63 {
  64         DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "(%s: db_entry %p, addr %p, data %p, width %s, %s space, hwfn %d)\n",
  65                    action, db_entry, db_entry->db_addr, db_entry->db_data,
  66                    db_entry->db_width == DB_REC_WIDTH_32B ? "32b" : "64b",
  67                    db_entry->db_space == DB_REC_USER ? "user" : "kernel",
  68                    db_entry->hwfn_idx);
  69 }
  70
  71 /* doorbell address sanity (address within doorbell bar range) */
  72 bool ecore_db_rec_sanity(struct ecore_dev *p_dev, void OSAL_IOMEM *db_addr,
  73                          void *db_data)
  74 {
  75         /* make sure doorbell address  is within the doorbell bar */
  76         if (db_addr < p_dev->doorbells || (u8 *)db_addr >
  77                         (u8 *)p_dev->doorbells + p_dev->db_size) {
  78                 OSAL_WARN(true,
  79                           "Illegal doorbell address: %p. Legal range for doorbell addresses is [%p..%p]\n",
  80                           db_addr, p_dev->doorbells,
  81                           (u8 *)p_dev->doorbells + p_dev->db_size);
  82                 return false;
  83         }
  84
  85         /* make sure doorbell data pointer is not null */
  86         if (!db_data) {
  87                 OSAL_WARN(true, "Illegal doorbell data pointer: %p", db_data);
  88                 return false;
  89         }
  90
  91         return true;
  92 }
  93
  94 /* find hwfn according to the doorbell address */
  95 struct ecore_hwfn *ecore_db_rec_find_hwfn(struct ecore_dev *p_dev,
  96                                           void OSAL_IOMEM *db_addr)
  97 {
  98         struct ecore_hwfn *p_hwfn;
  99
 100         /* In CMT doorbell bar is split down the middle between engine 0 and
 101          * enigne 1
 102          */
 103         if (ECORE_IS_CMT(p_dev))
 104                 p_hwfn = db_addr < p_dev->hwfns[1].doorbells ?
 105                         &p_dev->hwfns[0] : &p_dev->hwfns[1];
 106         else
 107                 p_hwfn = ECORE_LEADING_HWFN(p_dev);
 108
 109         return p_hwfn;
 110 }
 111
 112 /* add a new entry to the doorbell recovery mechanism */
 113 enum _ecore_status_t ecore_db_recovery_add(struct ecore_dev *p_dev,
 114                                            void OSAL_IOMEM *db_addr,
 115                                            void *db_data,
 116                                            enum ecore_db_rec_width db_width,
 117                                            enum ecore_db_rec_space db_space)
 118 {
 119         struct ecore_db_recovery_entry *db_entry;
 120         struct ecore_hwfn *p_hwfn;
 121
 122         /* shortcircuit VFs, for now */
 123         if (IS_VF(p_dev)) {
 124                 DP_VERBOSE(p_dev, ECORE_MSG_IOV, "db recovery - skipping VF doorbell\n");
 125                 return ECORE_SUCCESS;
 126         }
 127
 128         /* sanitize doorbell address */
 129         if (!ecore_db_rec_sanity(p_dev, db_addr, db_data))
 130                 return ECORE_INVAL;
 131
 132         /* obtain hwfn from doorbell address */
 133         p_hwfn = ecore_db_rec_find_hwfn(p_dev, db_addr);
 134
 135         /* create entry */
 136         db_entry = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*db_entry));
 137         if (!db_entry) {
 138                 DP_NOTICE(p_dev, false, "Failed to allocate a db recovery entry\n");
 139                 return ECORE_NOMEM;
 140         }
 141
 142         /* populate entry */
 143         db_entry->db_addr = db_addr;
 144         db_entry->db_data = db_data;
 145         db_entry->db_width = db_width;
 146         db_entry->db_space = db_space;
 147         db_entry->hwfn_idx = p_hwfn->my_id;
 148
 149         /* display */
 150         ecore_db_recovery_dp_entry(p_hwfn, db_entry, "Adding");
 151
 152         /* protect the list */
 153         OSAL_SPIN_LOCK(&p_hwfn->db_recovery_info.lock);
 154         OSAL_LIST_PUSH_TAIL(&db_entry->list_entry,
 155                             &p_hwfn->db_recovery_info.list);
 156         OSAL_SPIN_UNLOCK(&p_hwfn->db_recovery_info.lock);
 157
 158         return ECORE_SUCCESS;
 159 }
 160
 161 /* remove an entry from the doorbell recovery mechanism */
 162 enum _ecore_status_t ecore_db_recovery_del(struct ecore_dev *p_dev,
 163                                            void OSAL_IOMEM *db_addr,
 164                                            void *db_data)
 165 {
 166         struct ecore_db_recovery_entry *db_entry = OSAL_NULL;
 167         enum _ecore_status_t rc = ECORE_INVAL;
 168         struct ecore_hwfn *p_hwfn;
 169
 170         /* shortcircuit VFs, for now */
 171         if (IS_VF(p_dev)) {
 172                 DP_VERBOSE(p_dev, ECORE_MSG_IOV, "db recovery - skipping VF doorbell\n");
 173                 return ECORE_SUCCESS;
 174         }
 175
 176         /* sanitize doorbell address */
 177         if (!ecore_db_rec_sanity(p_dev, db_addr, db_data))
 178                 return ECORE_INVAL;
 179
 180         /* obtain hwfn from doorbell address */
 181         p_hwfn = ecore_db_rec_find_hwfn(p_dev, db_addr);
 182
 183         /* protect the list */
 184         OSAL_SPIN_LOCK(&p_hwfn->db_recovery_info.lock);
 185         OSAL_LIST_FOR_EACH_ENTRY(db_entry,
 186                                  &p_hwfn->db_recovery_info.list,
 187                                  list_entry,
 188                                  struct ecore_db_recovery_entry) {
 189                 /* search according to db_data addr since db_addr is not unique
 190                  * (roce)
 191                  */
 192                 if (db_entry->db_data == db_data) {
 193                         ecore_db_recovery_dp_entry(p_hwfn, db_entry,
 194                                                    "Deleting");
 195                         OSAL_LIST_REMOVE_ENTRY(&db_entry->list_entry,
 196                                                &p_hwfn->db_recovery_info.list);
 197                         rc = ECORE_SUCCESS;
 198                         break;
 199                 }
 200         }
 201
 202         OSAL_SPIN_UNLOCK(&p_hwfn->db_recovery_info.lock);
 203
 204         if (rc == ECORE_INVAL)
 205                 /*OSAL_WARN(true,*/
 206                 DP_NOTICE(p_hwfn, false,
 207                           "Failed to find element in list. Key (db_data addr) was %p. db_addr was %p\n",
 208                           db_data, db_addr);
 209         else
 210                 OSAL_FREE(p_dev, db_entry);
 211
 212         return rc;
 213 }
 214
 215 /* initialize the doorbell recovery mechanism */
 216 enum _ecore_status_t ecore_db_recovery_setup(struct ecore_hwfn *p_hwfn)
 217 {
 218         DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "Setting up db recovery\n");
 219
 220         /* make sure db_size was set in p_dev */
 221         if (!p_hwfn->p_dev->db_size) {
 222                 DP_ERR(p_hwfn->p_dev, "db_size not set\n");
 223                 return ECORE_INVAL;
 224         }
 225
 226         OSAL_LIST_INIT(&p_hwfn->db_recovery_info.list);
 227 #ifdef CONFIG_ECORE_LOCK_ALLOC
 228         if (OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_hwfn->db_recovery_info.lock))
 229                 return ECORE_NOMEM;
 230 #endif
 231         OSAL_SPIN_LOCK_INIT(&p_hwfn->db_recovery_info.lock);
 232         p_hwfn->db_recovery_info.db_recovery_counter = 0;
 233
 234         return ECORE_SUCCESS;
 235 }
 236
 237 /* destroy the doorbell recovery mechanism */
 238 void ecore_db_recovery_teardown(struct ecore_hwfn *p_hwfn)
 239 {
 240         struct ecore_db_recovery_entry *db_entry = OSAL_NULL;
 241
 242         DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "Tearing down db recovery\n");
 243         if (!OSAL_LIST_IS_EMPTY(&p_hwfn->db_recovery_info.list)) {
 244                 DP_VERBOSE(p_hwfn, false, "Doorbell Recovery teardown found the doorbell recovery list was not empty (Expected in disorderly driver unload (e.g. recovery) otherwise this probably means some flow forgot to db_recovery_del). Prepare to purge doorbell recovery list...\n");
 245                 while (!OSAL_LIST_IS_EMPTY(&p_hwfn->db_recovery_info.list)) {
 246                         db_entry = OSAL_LIST_FIRST_ENTRY(
 247                                                 &p_hwfn->db_recovery_info.list,
 248                                                 struct ecore_db_recovery_entry,
 249                                                 list_entry);
 250                         ecore_db_recovery_dp_entry(p_hwfn, db_entry, "Purging");
 251                         OSAL_LIST_REMOVE_ENTRY(&db_entry->list_entry,
 252                                                &p_hwfn->db_recovery_info.list);
 253                         OSAL_FREE(p_hwfn->p_dev, db_entry);
 254                 }
 255         }
 256 #ifdef CONFIG_ECORE_LOCK_ALLOC
 257         OSAL_SPIN_LOCK_DEALLOC(&p_hwfn->db_recovery_info.lock);
 258 #endif
 259         p_hwfn->db_recovery_info.db_recovery_counter = 0;
 260 }
 261
 262 /* print the content of the doorbell recovery mechanism */
 263 void ecore_db_recovery_dp(struct ecore_hwfn *p_hwfn)
 264 {
 265         struct ecore_db_recovery_entry *db_entry = OSAL_NULL;
 266
 267         DP_NOTICE(p_hwfn, false,
 268                   "Dispalying doorbell recovery database. Counter was %d\n",
 269                   p_hwfn->db_recovery_info.db_recovery_counter);
 270
 271         /* protect the list */
 272         OSAL_SPIN_LOCK(&p_hwfn->db_recovery_info.lock);
 273         OSAL_LIST_FOR_EACH_ENTRY(db_entry,
 274                                  &p_hwfn->db_recovery_info.list,
 275                                  list_entry,
 276                                  struct ecore_db_recovery_entry) {
 277                 ecore_db_recovery_dp_entry(p_hwfn, db_entry, "Printing");
 278         }
 279
 280         OSAL_SPIN_UNLOCK(&p_hwfn->db_recovery_info.lock);
 281 }
 282
 283 /* ring the doorbell of a single doorbell recovery entry */
 284 void ecore_db_recovery_ring(struct ecore_hwfn *p_hwfn,
 285                             struct ecore_db_recovery_entry *db_entry,
 286                             enum ecore_db_rec_exec db_exec)
 287 {
 288         /* Print according to width */
 289         if (db_entry->db_width == DB_REC_WIDTH_32B)
 290                 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "%s doorbell address %p data %x\n",
 291                            db_exec == DB_REC_DRY_RUN ? "would have rung" : "ringing",
 292                            db_entry->db_addr, *(u32 *)db_entry->db_data);
 293         else
 294                 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "%s doorbell address %p data %lx\n",
 295                            db_exec == DB_REC_DRY_RUN ? "would have rung" : "ringing",
 296                            db_entry->db_addr,
 297                            *(unsigned long *)(db_entry->db_data));
 298
 299         /* Sanity */
 300         if (!ecore_db_rec_sanity(p_hwfn->p_dev, db_entry->db_addr,
 301                                  db_entry->db_data))
 302                 return;
 303
 304         /* Flush the write combined buffer. Since there are multiple doorbelling
 305          * entities using the same address, if we don't flush, a transaction
 306          * could be lost.
 307          */
 308         OSAL_WMB(p_hwfn->p_dev);
 309
 310         /* Ring the doorbell */
 311         if (db_exec == DB_REC_REAL_DEAL || db_exec == DB_REC_ONCE) {
 312                 if (db_entry->db_width == DB_REC_WIDTH_32B)
 313                         DIRECT_REG_WR(p_hwfn, db_entry->db_addr,
 314                                       *(u32 *)(db_entry->db_data));
 315                 else
 316                         DIRECT_REG_WR64(p_hwfn, db_entry->db_addr,
 317                                         *(u64 *)(db_entry->db_data));
 318         }
 319
 320         /* Flush the write combined buffer. Next doorbell may come from a
 321          * different entity to the same address...
 322          */
 323         OSAL_WMB(p_hwfn->p_dev);
 324 }
 325
 326 /* traverse the doorbell recovery entry list and ring all the doorbells */
 327 void ecore_db_recovery_execute(struct ecore_hwfn *p_hwfn,
 328                                enum ecore_db_rec_exec db_exec)
 329 {
 330         struct ecore_db_recovery_entry *db_entry = OSAL_NULL;
 331
 332         if (db_exec != DB_REC_ONCE) {
 333                 DP_NOTICE(p_hwfn, false, "Executing doorbell recovery. Counter was %d\n",
 334                           p_hwfn->db_recovery_info.db_recovery_counter);
 335
 336                 /* track amount of times recovery was executed */
 337                 p_hwfn->db_recovery_info.db_recovery_counter++;
 338         }
 339
 340         /* protect the list */
 341         OSAL_SPIN_LOCK(&p_hwfn->db_recovery_info.lock);
 342         OSAL_LIST_FOR_EACH_ENTRY(db_entry,
 343                                  &p_hwfn->db_recovery_info.list,
 344                                  list_entry,
 345                                  struct ecore_db_recovery_entry) {
 346                 ecore_db_recovery_ring(p_hwfn, db_entry, db_exec);
 347                 if (db_exec == DB_REC_ONCE)
 348                         break;
 349         }
 350
 351         OSAL_SPIN_UNLOCK(&p_hwfn->db_recovery_info.lock);
 352 }
 353 /******************** Doorbell Recovery end ****************/
 354
 355 /* Configurable */
 356 #define ECORE_MIN_DPIS          (4)     /* The minimal num of DPIs required to
 357                                          * load the driver. The number was
 358                                          * arbitrarily set.
 359                                          */
 360
 361 /* Derived */
 362 #define ECORE_MIN_PWM_REGION    (ECORE_WID_SIZE * ECORE_MIN_DPIS)
 363
 364 static u32 ecore_hw_bar_size(struct ecore_hwfn *p_hwfn,
 365                              struct ecore_ptt *p_ptt,
 366                              enum BAR_ID bar_id)
 367 {
 368         u32 bar_reg = (bar_id == BAR_ID_0 ?
 369                        PGLUE_B_REG_PF_BAR0_SIZE : PGLUE_B_REG_PF_BAR1_SIZE);
 370         u32 val;
 371
 372         if (IS_VF(p_hwfn->p_dev))
 373                 return ecore_vf_hw_bar_size(p_hwfn, bar_id);
 374
 375         val = ecore_rd(p_hwfn, p_ptt, bar_reg);
 376         if (val)
 377                 return 1 << (val + 15);
 378
 379         /* The above registers were updated in the past only in CMT mode. Since
 380          * they were found to be useful MFW started updating them from 8.7.7.0.
 381          * In older MFW versions they are set to 0 which means disabled.
 382          */
 383         if (ECORE_IS_CMT(p_hwfn->p_dev)) {
 384                 DP_INFO(p_hwfn,
 385                         "BAR size not configured. Assuming BAR size of 256kB for GRC and 512kB for DB\n");
 386                 val = BAR_ID_0 ? 256 * 1024 : 512 * 1024;
 387         } else {
 388                 DP_INFO(p_hwfn,
 389                         "BAR size not configured. Assuming BAR size of 512kB for GRC and 512kB for DB\n");
 390                 val = 512 * 1024;
 391         }
 392
 393         return val;
 394 }
 395
 396 void ecore_init_dp(struct ecore_dev *p_dev,
 397                    u32 dp_module, u8 dp_level, void *dp_ctx)
 398 {
 399         u32 i;
 400
 401         p_dev->dp_level = dp_level;
 402         p_dev->dp_module = dp_module;
 403         p_dev->dp_ctx = dp_ctx;
 404         for (i = 0; i < MAX_HWFNS_PER_DEVICE; i++) {
 405                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
 406
 407                 p_hwfn->dp_level = dp_level;
 408                 p_hwfn->dp_module = dp_module;
 409                 p_hwfn->dp_ctx = dp_ctx;
 410         }
 411 }
 412
 413 enum _ecore_status_t ecore_init_struct(struct ecore_dev *p_dev)
 414 {
 415         u8 i;
 416
 417         for (i = 0; i < MAX_HWFNS_PER_DEVICE; i++) {
 418                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
 419
 420                 p_hwfn->p_dev = p_dev;
 421                 p_hwfn->my_id = i;
 422                 p_hwfn->b_active = false;
 423
 424 #ifdef CONFIG_ECORE_LOCK_ALLOC
 425                 if (OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_hwfn->dmae_info.lock))
 426                         goto handle_err;
 427 #endif
 428                 OSAL_SPIN_LOCK_INIT(&p_hwfn->dmae_info.lock);
 429         }
 430
 431         /* hwfn 0 is always active */
 432         p_dev->hwfns[0].b_active = true;
 433
 434         /* set the default cache alignment to 128 (may be overridden later) */
 435         p_dev->cache_shift = 7;
 436         return ECORE_SUCCESS;
 437 #ifdef CONFIG_ECORE_LOCK_ALLOC
 438 handle_err:
 439         while (--i) {
 440                 struct ecore_hwfn *p_hwfn = OSAL_NULL;
 441
 442                 p_hwfn = &p_dev->hwfns[i];
 443                 OSAL_SPIN_LOCK_DEALLOC(&p_hwfn->dmae_info.lock);
 444         }
 445         return ECORE_NOMEM;
 446 #endif
 447 }
 448
 449 static void ecore_qm_info_free(struct ecore_hwfn *p_hwfn)
 450 {
 451         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 452
 453         OSAL_FREE(p_hwfn->p_dev, qm_info->qm_pq_params);
 454         OSAL_FREE(p_hwfn->p_dev, qm_info->qm_vport_params);
 455         OSAL_FREE(p_hwfn->p_dev, qm_info->qm_port_params);
 456         OSAL_FREE(p_hwfn->p_dev, qm_info->wfq_data);
 457 }
 458
 459 void ecore_resc_free(struct ecore_dev *p_dev)
 460 {
 461         int i;
 462
 463         if (IS_VF(p_dev)) {
 464                 for_each_hwfn(p_dev, i)
 465                         ecore_l2_free(&p_dev->hwfns[i]);
 466                 return;
 467         }
 468
 469         OSAL_FREE(p_dev, p_dev->fw_data);
 470
 471         OSAL_FREE(p_dev, p_dev->reset_stats);
 472
 473         for_each_hwfn(p_dev, i) {
 474                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
 475
 476                 ecore_cxt_mngr_free(p_hwfn);
 477                 ecore_qm_info_free(p_hwfn);
 478                 ecore_spq_free(p_hwfn);
 479                 ecore_eq_free(p_hwfn);
 480                 ecore_consq_free(p_hwfn);
 481                 ecore_int_free(p_hwfn);
 482                 ecore_iov_free(p_hwfn);
 483                 ecore_l2_free(p_hwfn);
 484                 ecore_dmae_info_free(p_hwfn);
 485                 ecore_dcbx_info_free(p_hwfn);
 486                 /* @@@TBD Flush work-queue ? */
 487
 488                 /* destroy doorbell recovery mechanism */
 489                 ecore_db_recovery_teardown(p_hwfn);
 490         }
 491 }
 492
 493 /******************** QM initialization *******************/
 494
 495 /* bitmaps for indicating active traffic classes.
 496  * Special case for Arrowhead 4 port
 497  */
 498 /* 0..3 actualy used, 4 serves OOO, 7 serves high priority stuff (e.g. DCQCN) */
 499 #define ACTIVE_TCS_BMAP 0x9f
 500 /* 0..3 actually used, OOO and high priority stuff all use 3 */
 501 #define ACTIVE_TCS_BMAP_4PORT_K2 0xf
 502
 503 /* determines the physical queue flags for a given PF. */
 504 static u32 ecore_get_pq_flags(struct ecore_hwfn *p_hwfn)
 505 {
 506         u32 flags;
 507
 508         /* common flags */
 509         flags = PQ_FLAGS_LB;
 510
 511         /* feature flags */
 512         if (IS_ECORE_SRIOV(p_hwfn->p_dev))
 513                 flags |= PQ_FLAGS_VFS;
 514         if (IS_ECORE_PACING(p_hwfn))
 515                 flags |= PQ_FLAGS_RLS;
 516
 517         /* protocol flags */
 518         switch (p_hwfn->hw_info.personality) {
 519         case ECORE_PCI_ETH:
 520                 if (!IS_ECORE_PACING(p_hwfn))
 521                         flags |= PQ_FLAGS_MCOS;
 522                 break;
 523         case ECORE_PCI_FCOE:
 524                 flags |= PQ_FLAGS_OFLD;
 525                 break;
 526         case ECORE_PCI_ISCSI:
 527                 flags |= PQ_FLAGS_ACK | PQ_FLAGS_OOO | PQ_FLAGS_OFLD;
 528                 break;
 529         case ECORE_PCI_ETH_ROCE:
 530                 flags |= PQ_FLAGS_OFLD | PQ_FLAGS_LLT;
 531                 if (!IS_ECORE_PACING(p_hwfn))
 532                         flags |= PQ_FLAGS_MCOS;
 533                 break;
 534         case ECORE_PCI_ETH_IWARP:
 535                 flags |= PQ_FLAGS_ACK | PQ_FLAGS_OOO | PQ_FLAGS_OFLD;
 536                 if (!IS_ECORE_PACING(p_hwfn))
 537                         flags |= PQ_FLAGS_MCOS;
 538                 break;
 539         default:
 540                 DP_ERR(p_hwfn, "unknown personality %d\n",
 541                        p_hwfn->hw_info.personality);
 542                 return 0;
 543         }
 544         return flags;
 545 }
 546
 547 /* Getters for resource amounts necessary for qm initialization */
 548 u8 ecore_init_qm_get_num_tcs(struct ecore_hwfn *p_hwfn)
 549 {
 550         return p_hwfn->hw_info.num_hw_tc;
 551 }
 552
 553 u16 ecore_init_qm_get_num_vfs(struct ecore_hwfn *p_hwfn)
 554 {
 555         return IS_ECORE_SRIOV(p_hwfn->p_dev) ?
 556                         p_hwfn->p_dev->p_iov_info->total_vfs : 0;
 557 }
 558
 559 #define NUM_DEFAULT_RLS 1
 560
 561 u16 ecore_init_qm_get_num_pf_rls(struct ecore_hwfn *p_hwfn)
 562 {
 563         u16 num_pf_rls, num_vfs = ecore_init_qm_get_num_vfs(p_hwfn);
 564
 565         /* @DPDK */
 566         /* num RLs can't exceed resource amount of rls or vports or the
 567          * dcqcn qps
 568          */
 569         num_pf_rls = (u16)OSAL_MIN_T(u32, RESC_NUM(p_hwfn, ECORE_RL),
 570                                      (u16)RESC_NUM(p_hwfn, ECORE_VPORT));
 571
 572         /* make sure after we reserve the default and VF rls we'll have
 573          * something left
 574          */
 575         if (num_pf_rls < num_vfs + NUM_DEFAULT_RLS) {
 576                 DP_NOTICE(p_hwfn, false,
 577                           "no rate limiters left for PF rate limiting"
 578                           " [num_pf_rls %d num_vfs %d]\n", num_pf_rls, num_vfs);
 579                 return 0;
 580         }
 581
 582         /* subtract rls necessary for VFs and one default one for the PF */
 583         num_pf_rls -= num_vfs + NUM_DEFAULT_RLS;
 584
 585         return num_pf_rls;
 586 }
 587
 588 u16 ecore_init_qm_get_num_vports(struct ecore_hwfn *p_hwfn)
 589 {
 590         u32 pq_flags = ecore_get_pq_flags(p_hwfn);
 591
 592         /* all pqs share the same vport (hence the 1 below), except for vfs
 593          * and pf_rl pqs
 594          */
 595         return (!!(PQ_FLAGS_RLS & pq_flags)) *
 596                 ecore_init_qm_get_num_pf_rls(p_hwfn) +
 597                (!!(PQ_FLAGS_VFS & pq_flags)) *
 598                 ecore_init_qm_get_num_vfs(p_hwfn) + 1;
 599 }
 600
 601 /* calc amount of PQs according to the requested flags */
 602 u16 ecore_init_qm_get_num_pqs(struct ecore_hwfn *p_hwfn)
 603 {
 604         u32 pq_flags = ecore_get_pq_flags(p_hwfn);
 605
 606         return (!!(PQ_FLAGS_RLS & pq_flags)) *
 607                 ecore_init_qm_get_num_pf_rls(p_hwfn) +
 608                (!!(PQ_FLAGS_MCOS & pq_flags)) *
 609                 ecore_init_qm_get_num_tcs(p_hwfn) +
 610                (!!(PQ_FLAGS_LB & pq_flags)) +
 611                (!!(PQ_FLAGS_OOO & pq_flags)) +
 612                (!!(PQ_FLAGS_ACK & pq_flags)) +
 613                (!!(PQ_FLAGS_OFLD & pq_flags)) +
 614                (!!(PQ_FLAGS_VFS & pq_flags)) *
 615                 ecore_init_qm_get_num_vfs(p_hwfn);
 616 }
 617
 618 /* initialize the top level QM params */
 619 static void ecore_init_qm_params(struct ecore_hwfn *p_hwfn)
 620 {
 621         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 622         bool four_port;
 623
 624         /* pq and vport bases for this PF */
 625         qm_info->start_pq = (u16)RESC_START(p_hwfn, ECORE_PQ);
 626         qm_info->start_vport = (u8)RESC_START(p_hwfn, ECORE_VPORT);
 627
 628         /* rate limiting and weighted fair queueing are always enabled */
 629         qm_info->vport_rl_en = 1;
 630         qm_info->vport_wfq_en = 1;
 631
 632         /* TC config is different for AH 4 port */
 633         four_port = p_hwfn->p_dev->num_ports_in_engine == MAX_NUM_PORTS_K2;
 634
 635         /* in AH 4 port we have fewer TCs per port */
 636         qm_info->max_phys_tcs_per_port = four_port ? NUM_PHYS_TCS_4PORT_K2 :
 637                                                      NUM_OF_PHYS_TCS;
 638
 639         /* unless MFW indicated otherwise, ooo_tc should be 3 for AH 4 port and
 640          * 4 otherwise
 641          */
 642         if (!qm_info->ooo_tc)
 643                 qm_info->ooo_tc = four_port ? DCBX_TCP_OOO_K2_4PORT_TC :
 644                                               DCBX_TCP_OOO_TC;
 645 }
 646
 647 /* initialize qm vport params */
 648 static void ecore_init_qm_vport_params(struct ecore_hwfn *p_hwfn)
 649 {
 650         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 651         u8 i;
 652
 653         /* all vports participate in weighted fair queueing */
 654         for (i = 0; i < ecore_init_qm_get_num_vports(p_hwfn); i++)
 655                 qm_info->qm_vport_params[i].vport_wfq = 1;
 656 }
 657
 658 /* initialize qm port params */
 659 static void ecore_init_qm_port_params(struct ecore_hwfn *p_hwfn)
 660 {
 661         /* Initialize qm port parameters */
 662         u8 i, active_phys_tcs, num_ports = p_hwfn->p_dev->num_ports_in_engine;
 663
 664         /* indicate how ooo and high pri traffic is dealt with */
 665         active_phys_tcs = num_ports == MAX_NUM_PORTS_K2 ?
 666                 ACTIVE_TCS_BMAP_4PORT_K2 : ACTIVE_TCS_BMAP;
 667
 668         for (i = 0; i < num_ports; i++) {
 669                 struct init_qm_port_params *p_qm_port =
 670                         &p_hwfn->qm_info.qm_port_params[i];
 671
 672                 p_qm_port->active = 1;
 673                 p_qm_port->active_phys_tcs = active_phys_tcs;
 674                 p_qm_port->num_pbf_cmd_lines = PBF_MAX_CMD_LINES_E4 / num_ports;
 675                 p_qm_port->num_btb_blocks = BTB_MAX_BLOCKS / num_ports;
 676         }
 677 }
 678
 679 /* Reset the params which must be reset for qm init. QM init may be called as
 680  * a result of flows other than driver load (e.g. dcbx renegotiation). Other
 681  * params may be affected by the init but would simply recalculate to the same
 682  * values. The allocations made for QM init, ports, vports, pqs and vfqs are not
 683  * affected as these amounts stay the same.
 684  */
 685 static void ecore_init_qm_reset_params(struct ecore_hwfn *p_hwfn)
 686 {
 687         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 688
 689         qm_info->num_pqs = 0;
 690         qm_info->num_vports = 0;
 691         qm_info->num_pf_rls = 0;
 692         qm_info->num_vf_pqs = 0;
 693         qm_info->first_vf_pq = 0;
 694         qm_info->first_mcos_pq = 0;
 695         qm_info->first_rl_pq = 0;
 696 }
 697
 698 static void ecore_init_qm_advance_vport(struct ecore_hwfn *p_hwfn)
 699 {
 700         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 701
 702         qm_info->num_vports++;
 703
 704         if (qm_info->num_vports > ecore_init_qm_get_num_vports(p_hwfn))
 705                 DP_ERR(p_hwfn,
 706                        "vport overflow! qm_info->num_vports %d,"
 707                        " qm_init_get_num_vports() %d\n",
 708                        qm_info->num_vports,
 709                        ecore_init_qm_get_num_vports(p_hwfn));
 710 }
 711
 712 /* initialize a single pq and manage qm_info resources accounting.
 713  * The pq_init_flags param determines whether the PQ is rate limited
 714  * (for VF or PF)
 715  * and whether a new vport is allocated to the pq or not (i.e. vport will be
 716  * shared)
 717  */
 718
 719 /* flags for pq init */
 720 #define PQ_INIT_SHARE_VPORT     (1 << 0)
 721 #define PQ_INIT_PF_RL           (1 << 1)
 722 #define PQ_INIT_VF_RL           (1 << 2)
 723
 724 /* defines for pq init */
 725 #define PQ_INIT_DEFAULT_WRR_GROUP       1
 726 #define PQ_INIT_DEFAULT_TC              0
 727 #define PQ_INIT_OFLD_TC                 (p_hwfn->hw_info.offload_tc)
 728
 729 static void ecore_init_qm_pq(struct ecore_hwfn *p_hwfn,
 730                              struct ecore_qm_info *qm_info,
 731                              u8 tc, u32 pq_init_flags)
 732 {
 733         u16 pq_idx = qm_info->num_pqs, max_pq =
 734                                         ecore_init_qm_get_num_pqs(p_hwfn);
 735
 736         if (pq_idx > max_pq)
 737                 DP_ERR(p_hwfn,
 738                        "pq overflow! pq %d, max pq %d\n", pq_idx, max_pq);
 739
 740         /* init pq params */
 741         qm_info->qm_pq_params[pq_idx].port_id = p_hwfn->port_id;
 742         qm_info->qm_pq_params[pq_idx].vport_id = qm_info->start_vport +
 743                                                  qm_info->num_vports;
 744         qm_info->qm_pq_params[pq_idx].tc_id = tc;
 745         qm_info->qm_pq_params[pq_idx].wrr_group = PQ_INIT_DEFAULT_WRR_GROUP;
 746         qm_info->qm_pq_params[pq_idx].rl_valid =
 747                 (pq_init_flags & PQ_INIT_PF_RL ||
 748                  pq_init_flags & PQ_INIT_VF_RL);
 749
 750         /* qm params accounting */
 751         qm_info->num_pqs++;
 752         if (!(pq_init_flags & PQ_INIT_SHARE_VPORT))
 753                 qm_info->num_vports++;
 754
 755         if (pq_init_flags & PQ_INIT_PF_RL)
 756                 qm_info->num_pf_rls++;
 757
 758         if (qm_info->num_vports > ecore_init_qm_get_num_vports(p_hwfn))
 759                 DP_ERR(p_hwfn,
 760                        "vport overflow! qm_info->num_vports %d,"
 761                        " qm_init_get_num_vports() %d\n",
 762                        qm_info->num_vports,
 763                        ecore_init_qm_get_num_vports(p_hwfn));
 764
 765         if (qm_info->num_pf_rls > ecore_init_qm_get_num_pf_rls(p_hwfn))
 766                 DP_ERR(p_hwfn, "rl overflow! qm_info->num_pf_rls %d,"
 767                        " qm_init_get_num_pf_rls() %d\n",
 768                        qm_info->num_pf_rls,
 769                        ecore_init_qm_get_num_pf_rls(p_hwfn));
 770 }
 771
 772 /* get pq index according to PQ_FLAGS */
 773 static u16 *ecore_init_qm_get_idx_from_flags(struct ecore_hwfn *p_hwfn,
 774                                              u32 pq_flags)
 775 {
 776         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 777
 778         /* Can't have multiple flags set here */
 779         if (OSAL_BITMAP_WEIGHT((unsigned long *)&pq_flags,
 780                                 sizeof(pq_flags)) > 1)
 781                 goto err;
 782
 783         switch (pq_flags) {
 784         case PQ_FLAGS_RLS:
 785                 return &qm_info->first_rl_pq;
 786         case PQ_FLAGS_MCOS:
 787                 return &qm_info->first_mcos_pq;
 788         case PQ_FLAGS_LB:
 789                 return &qm_info->pure_lb_pq;
 790         case PQ_FLAGS_OOO:
 791                 return &qm_info->ooo_pq;
 792         case PQ_FLAGS_ACK:
 793                 return &qm_info->pure_ack_pq;
 794         case PQ_FLAGS_OFLD:
 795                 return &qm_info->offload_pq;
 796         case PQ_FLAGS_VFS:
 797                 return &qm_info->first_vf_pq;
 798         default:
 799                 goto err;
 800         }
 801
 802 err:
 803         DP_ERR(p_hwfn, "BAD pq flags %d\n", pq_flags);
 804         return OSAL_NULL;
 805 }
 806
 807 /* save pq index in qm info */
 808 static void ecore_init_qm_set_idx(struct ecore_hwfn *p_hwfn,
 809                                   u32 pq_flags, u16 pq_val)
 810 {
 811         u16 *base_pq_idx = ecore_init_qm_get_idx_from_flags(p_hwfn, pq_flags);
 812
 813         *base_pq_idx = p_hwfn->qm_info.start_pq + pq_val;
 814 }
 815
 816 /* get tx pq index, with the PQ TX base already set (ready for context init) */
 817 u16 ecore_get_cm_pq_idx(struct ecore_hwfn *p_hwfn, u32 pq_flags)
 818 {
 819         u16 *base_pq_idx = ecore_init_qm_get_idx_from_flags(p_hwfn, pq_flags);
 820
 821         return *base_pq_idx + CM_TX_PQ_BASE;
 822 }
 823
 824 u16 ecore_get_cm_pq_idx_mcos(struct ecore_hwfn *p_hwfn, u8 tc)
 825 {
 826         u8 max_tc = ecore_init_qm_get_num_tcs(p_hwfn);
 827
 828         if (tc > max_tc)
 829                 DP_ERR(p_hwfn, "tc %d must be smaller than %d\n", tc, max_tc);
 830
 831         return ecore_get_cm_pq_idx(p_hwfn, PQ_FLAGS_MCOS) + tc;
 832 }
 833
 834 u16 ecore_get_cm_pq_idx_vf(struct ecore_hwfn *p_hwfn, u16 vf)
 835 {
 836         u16 max_vf = ecore_init_qm_get_num_vfs(p_hwfn);
 837
 838         if (vf > max_vf)
 839                 DP_ERR(p_hwfn, "vf %d must be smaller than %d\n", vf, max_vf);
 840
 841         return ecore_get_cm_pq_idx(p_hwfn, PQ_FLAGS_VFS) + vf;
 842 }
 843
 844 u16 ecore_get_cm_pq_idx_rl(struct ecore_hwfn *p_hwfn, u16 rl)
 845 {
 846         u16 max_rl = ecore_init_qm_get_num_pf_rls(p_hwfn);
 847
 848         if (rl > max_rl)
 849                 DP_ERR(p_hwfn, "rl %d must be smaller than %d\n", rl, max_rl);
 850
 851         return ecore_get_cm_pq_idx(p_hwfn, PQ_FLAGS_RLS) + rl;
 852 }
 853
 854 u16 ecore_get_qm_vport_idx_rl(struct ecore_hwfn *p_hwfn, u16 rl)
 855 {
 856         u16 start_pq, pq, qm_pq_idx;
 857
 858         pq = ecore_get_cm_pq_idx_rl(p_hwfn, rl);
 859         start_pq = p_hwfn->qm_info.start_pq;
 860         qm_pq_idx = pq - start_pq - CM_TX_PQ_BASE;
 861
 862         if (qm_pq_idx > p_hwfn->qm_info.num_pqs) {
 863                 DP_ERR(p_hwfn,
 864                        "qm_pq_idx %d must be smaller than %d\n",
 865                         qm_pq_idx, p_hwfn->qm_info.num_pqs);
 866         }
 867
 868         return p_hwfn->qm_info.qm_pq_params[qm_pq_idx].vport_id;
 869 }
 870
 871 /* Functions for creating specific types of pqs */
 872 static void ecore_init_qm_lb_pq(struct ecore_hwfn *p_hwfn)
 873 {
 874         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 875
 876         if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_LB))
 877                 return;
 878
 879         ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_LB, qm_info->num_pqs);
 880         ecore_init_qm_pq(p_hwfn, qm_info, PURE_LB_TC, PQ_INIT_SHARE_VPORT);
 881 }
 882
 883 static void ecore_init_qm_ooo_pq(struct ecore_hwfn *p_hwfn)
 884 {
 885         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 886
 887         if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_OOO))
 888                 return;
 889
 890         ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_OOO, qm_info->num_pqs);
 891         ecore_init_qm_pq(p_hwfn, qm_info, qm_info->ooo_tc, PQ_INIT_SHARE_VPORT);
 892 }
 893
 894 static void ecore_init_qm_pure_ack_pq(struct ecore_hwfn *p_hwfn)
 895 {
 896         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 897
 898         if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_ACK))
 899                 return;
 900
 901         ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_ACK, qm_info->num_pqs);
 902         ecore_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC, PQ_INIT_SHARE_VPORT);
 903 }
 904
 905 static void ecore_init_qm_offload_pq(struct ecore_hwfn *p_hwfn)
 906 {
 907         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 908
 909         if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_OFLD))
 910                 return;
 911
 912         ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_OFLD, qm_info->num_pqs);
 913         ecore_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC, PQ_INIT_SHARE_VPORT);
 914 }
 915
 916 static void ecore_init_qm_mcos_pqs(struct ecore_hwfn *p_hwfn)
 917 {
 918         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 919         u8 tc_idx;
 920
 921         if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_MCOS))
 922                 return;
 923
 924         ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_MCOS, qm_info->num_pqs);
 925         for (tc_idx = 0; tc_idx < ecore_init_qm_get_num_tcs(p_hwfn); tc_idx++)
 926                 ecore_init_qm_pq(p_hwfn, qm_info, tc_idx, PQ_INIT_SHARE_VPORT);
 927 }
 928
 929 static void ecore_init_qm_vf_pqs(struct ecore_hwfn *p_hwfn)
 930 {
 931         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 932         u16 vf_idx, num_vfs = ecore_init_qm_get_num_vfs(p_hwfn);
 933
 934         if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_VFS))
 935                 return;
 936
 937         ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_VFS, qm_info->num_pqs);
 938
 939         qm_info->num_vf_pqs = num_vfs;
 940         for (vf_idx = 0; vf_idx < num_vfs; vf_idx++)
 941                 ecore_init_qm_pq(p_hwfn, qm_info, PQ_INIT_DEFAULT_TC,
 942                                  PQ_INIT_VF_RL);
 943 }
 944
 945 static void ecore_init_qm_rl_pqs(struct ecore_hwfn *p_hwfn)
 946 {
 947         u16 pf_rls_idx, num_pf_rls = ecore_init_qm_get_num_pf_rls(p_hwfn);
 948         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
 949
 950         if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_RLS))
 951                 return;
 952
 953         ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_RLS, qm_info->num_pqs);
 954         for (pf_rls_idx = 0; pf_rls_idx < num_pf_rls; pf_rls_idx++)
 955                 ecore_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC,
 956                                  PQ_INIT_PF_RL);
 957 }
 958
 959 static void ecore_init_qm_pq_params(struct ecore_hwfn *p_hwfn)
 960 {
 961         /* rate limited pqs, must come first (FW assumption) */
 962         ecore_init_qm_rl_pqs(p_hwfn);
 963
 964         /* pqs for multi cos */
 965         ecore_init_qm_mcos_pqs(p_hwfn);
 966
 967         /* pure loopback pq */
 968         ecore_init_qm_lb_pq(p_hwfn);
 969
 970         /* out of order pq */
 971         ecore_init_qm_ooo_pq(p_hwfn);
 972
 973         /* pure ack pq */
 974         ecore_init_qm_pure_ack_pq(p_hwfn);
 975
 976         /* pq for offloaded protocol */
 977         ecore_init_qm_offload_pq(p_hwfn);
 978
 979         /* done sharing vports */
 980         ecore_init_qm_advance_vport(p_hwfn);
 981
 982         /* pqs for vfs */
 983         ecore_init_qm_vf_pqs(p_hwfn);
 984 }
 985
 986 /* compare values of getters against resources amounts */
 987 static enum _ecore_status_t ecore_init_qm_sanity(struct ecore_hwfn *p_hwfn)
 988 {
 989         if (ecore_init_qm_get_num_vports(p_hwfn) >
 990             RESC_NUM(p_hwfn, ECORE_VPORT)) {
 991                 DP_ERR(p_hwfn, "requested amount of vports exceeds resource\n");
 992                 return ECORE_INVAL;
 993         }
 994
 995         if (ecore_init_qm_get_num_pqs(p_hwfn) > RESC_NUM(p_hwfn, ECORE_PQ)) {
 996                 DP_ERR(p_hwfn, "requested amount of pqs exceeds resource\n");
 997                 return ECORE_INVAL;
 998         }
 999
1000         return ECORE_SUCCESS;
1001 }
1002
1003 /*
1004  * Function for verbose printing of the qm initialization results
1005  */
1006 static void ecore_dp_init_qm_params(struct ecore_hwfn *p_hwfn)
1007 {
1008         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
1009         struct init_qm_vport_params *vport;
1010         struct init_qm_port_params *port;
1011         struct init_qm_pq_params *pq;
1012         int i, tc;
1013
1014         /* top level params */
1015         DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1016                    "qm init top level params: start_pq %d, start_vport %d,"
1017                    " pure_lb_pq %d, offload_pq %d, pure_ack_pq %d\n",
1018                    qm_info->start_pq, qm_info->start_vport, qm_info->pure_lb_pq,
1019                    qm_info->offload_pq, qm_info->pure_ack_pq);
1020         DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1021                    "ooo_pq %d, first_vf_pq %d, num_pqs %d, num_vf_pqs %d,"
1022                    " num_vports %d, max_phys_tcs_per_port %d\n",
1023                    qm_info->ooo_pq, qm_info->first_vf_pq, qm_info->num_pqs,
1024                    qm_info->num_vf_pqs, qm_info->num_vports,
1025                    qm_info->max_phys_tcs_per_port);
1026         DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1027                    "pf_rl_en %d, pf_wfq_en %d, vport_rl_en %d, vport_wfq_en %d,"
1028                    " pf_wfq %d, pf_rl %d, num_pf_rls %d, pq_flags %x\n",
1029                    qm_info->pf_rl_en, qm_info->pf_wfq_en, qm_info->vport_rl_en,
1030                    qm_info->vport_wfq_en, qm_info->pf_wfq, qm_info->pf_rl,
1031                    qm_info->num_pf_rls, ecore_get_pq_flags(p_hwfn));
1032
1033         /* port table */
1034         for (i = 0; i < p_hwfn->p_dev->num_ports_in_engine; i++) {
1035                 port = &qm_info->qm_port_params[i];
1036                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1037                            "port idx %d, active %d, active_phys_tcs %d,"
1038                            " num_pbf_cmd_lines %d, num_btb_blocks %d,"
1039                            " reserved %d\n",
1040                            i, port->active, port->active_phys_tcs,
1041                            port->num_pbf_cmd_lines, port->num_btb_blocks,
1042                            port->reserved);
1043         }
1044
1045         /* vport table */
1046         for (i = 0; i < qm_info->num_vports; i++) {
1047                 vport = &qm_info->qm_vport_params[i];
1048                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1049                            "vport idx %d, vport_rl %d, wfq %d,"
1050                            " first_tx_pq_id [ ",
1051                            qm_info->start_vport + i, vport->vport_rl,
1052                            vport->vport_wfq);
1053                 for (tc = 0; tc < NUM_OF_TCS; tc++)
1054                         DP_VERBOSE(p_hwfn, ECORE_MSG_HW, "%d ",
1055                                    vport->first_tx_pq_id[tc]);
1056                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW, "]\n");
1057         }
1058
1059         /* pq table */
1060         for (i = 0; i < qm_info->num_pqs; i++) {
1061                 pq = &qm_info->qm_pq_params[i];
1062                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1063                            "pq idx %d, port %d, vport_id %d, tc %d, wrr_grp %d, rl_valid %d\n",
1064                            qm_info->start_pq + i, pq->port_id, pq->vport_id,
1065                            pq->tc_id, pq->wrr_group, pq->rl_valid);
1066         }
1067 }
1068
1069 static void ecore_init_qm_info(struct ecore_hwfn *p_hwfn)
1070 {
1071         /* reset params required for init run */
1072         ecore_init_qm_reset_params(p_hwfn);
1073
1074         /* init QM top level params */
1075         ecore_init_qm_params(p_hwfn);
1076
1077         /* init QM port params */
1078         ecore_init_qm_port_params(p_hwfn);
1079
1080         /* init QM vport params */
1081         ecore_init_qm_vport_params(p_hwfn);
1082
1083         /* init QM physical queue params */
1084         ecore_init_qm_pq_params(p_hwfn);
1085
1086         /* display all that init */
1087         ecore_dp_init_qm_params(p_hwfn);
1088 }
1089
1090 /* This function reconfigures the QM pf on the fly.
1091  * For this purpose we:
1092  * 1. reconfigure the QM database
1093  * 2. set new values to runtime array
1094  * 3. send an sdm_qm_cmd through the rbc interface to stop the QM
1095  * 4. activate init tool in QM_PF stage
1096  * 5. send an sdm_qm_cmd through rbc interface to release the QM
1097  */
1098 enum _ecore_status_t ecore_qm_reconf(struct ecore_hwfn *p_hwfn,
1099                                      struct ecore_ptt *p_ptt)
1100 {
1101         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
1102         bool b_rc;
1103         enum _ecore_status_t rc;
1104
1105         /* initialize ecore's qm data structure */
1106         ecore_init_qm_info(p_hwfn);
1107
1108         /* stop PF's qm queues */
1109         OSAL_SPIN_LOCK(&qm_lock);
1110         b_rc = ecore_send_qm_stop_cmd(p_hwfn, p_ptt, false, true,
1111                                       qm_info->start_pq, qm_info->num_pqs);
1112         OSAL_SPIN_UNLOCK(&qm_lock);
1113         if (!b_rc)
1114                 return ECORE_INVAL;
1115
1116         /* clear the QM_PF runtime phase leftovers from previous init */
1117         ecore_init_clear_rt_data(p_hwfn);
1118
1119         /* prepare QM portion of runtime array */
1120         ecore_qm_init_pf(p_hwfn, p_ptt, false);
1121
1122         /* activate init tool on runtime array */
1123         rc = ecore_init_run(p_hwfn, p_ptt, PHASE_QM_PF, p_hwfn->rel_pf_id,
1124                             p_hwfn->hw_info.hw_mode);
1125         if (rc != ECORE_SUCCESS)
1126                 return rc;
1127
1128         /* start PF's qm queues */
1129         OSAL_SPIN_LOCK(&qm_lock);
1130         b_rc = ecore_send_qm_stop_cmd(p_hwfn, p_ptt, true, true,
1131                                       qm_info->start_pq, qm_info->num_pqs);
1132         OSAL_SPIN_UNLOCK(&qm_lock);
1133         if (!b_rc)
1134                 return ECORE_INVAL;
1135
1136         return ECORE_SUCCESS;
1137 }
1138
1139 static enum _ecore_status_t ecore_alloc_qm_data(struct ecore_hwfn *p_hwfn)
1140 {
1141         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
1142         enum _ecore_status_t rc;
1143
1144         rc = ecore_init_qm_sanity(p_hwfn);
1145         if (rc != ECORE_SUCCESS)
1146                 goto alloc_err;
1147
1148         qm_info->qm_pq_params = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
1149                                             sizeof(struct init_qm_pq_params) *
1150                                             ecore_init_qm_get_num_pqs(p_hwfn));
1151         if (!qm_info->qm_pq_params)
1152                 goto alloc_err;
1153
1154         qm_info->qm_vport_params = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
1155                                        sizeof(struct init_qm_vport_params) *
1156                                        ecore_init_qm_get_num_vports(p_hwfn));
1157         if (!qm_info->qm_vport_params)
1158                 goto alloc_err;
1159
1160         qm_info->qm_port_params = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
1161                                       sizeof(struct init_qm_port_params) *
1162                                       p_hwfn->p_dev->num_ports_in_engine);
1163         if (!qm_info->qm_port_params)
1164                 goto alloc_err;
1165
1166         qm_info->wfq_data = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
1167                                         sizeof(struct ecore_wfq_data) *
1168                                         ecore_init_qm_get_num_vports(p_hwfn));
1169         if (!qm_info->wfq_data)
1170                 goto alloc_err;
1171
1172         return ECORE_SUCCESS;
1173
1174 alloc_err:
1175         DP_NOTICE(p_hwfn, false, "Failed to allocate memory for QM params\n");
1176         ecore_qm_info_free(p_hwfn);
1177         return ECORE_NOMEM;
1178 }
1179 /******************** End QM initialization ***************/
1180
1181 enum _ecore_status_t ecore_resc_alloc(struct ecore_dev *p_dev)
1182 {
1183         enum _ecore_status_t rc = ECORE_SUCCESS;
1184         int i;
1185
1186         if (IS_VF(p_dev)) {
1187                 for_each_hwfn(p_dev, i) {
1188                         rc = ecore_l2_alloc(&p_dev->hwfns[i]);
1189                         if (rc != ECORE_SUCCESS)
1190                                 return rc;
1191                 }
1192                 return rc;
1193         }
1194
1195         p_dev->fw_data = OSAL_ZALLOC(p_dev, GFP_KERNEL,
1196                                      sizeof(*p_dev->fw_data));
1197         if (!p_dev->fw_data)
1198                 return ECORE_NOMEM;
1199
1200         for_each_hwfn(p_dev, i) {
1201                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
1202                 u32 n_eqes, num_cons;
1203
1204                 /* initialize the doorbell recovery mechanism */
1205                 rc = ecore_db_recovery_setup(p_hwfn);
1206                 if (rc)
1207                         goto alloc_err;
1208
1209                 /* First allocate the context manager structure */
1210                 rc = ecore_cxt_mngr_alloc(p_hwfn);
1211                 if (rc)
1212                         goto alloc_err;
1213
1214                 /* Set the HW cid/tid numbers (in the context manager)
1215                  * Must be done prior to any further computations.
1216                  */
1217                 rc = ecore_cxt_set_pf_params(p_hwfn);
1218                 if (rc)
1219                         goto alloc_err;
1220
1221                 rc = ecore_alloc_qm_data(p_hwfn);
1222                 if (rc)
1223                         goto alloc_err;
1224
1225                 /* init qm info */
1226                 ecore_init_qm_info(p_hwfn);
1227
1228                 /* Compute the ILT client partition */
1229                 rc = ecore_cxt_cfg_ilt_compute(p_hwfn);
1230                 if (rc)
1231                         goto alloc_err;
1232
1233                 /* CID map / ILT shadow table / T2
1234                  * The talbes sizes are determined by the computations above
1235                  */
1236                 rc = ecore_cxt_tables_alloc(p_hwfn);
1237                 if (rc)
1238                         goto alloc_err;
1239
1240                 /* SPQ, must follow ILT because initializes SPQ context */
1241                 rc = ecore_spq_alloc(p_hwfn);
1242                 if (rc)
1243                         goto alloc_err;
1244
1245                 /* SP status block allocation */
1246                 p_hwfn->p_dpc_ptt = ecore_get_reserved_ptt(p_hwfn,
1247                                                            RESERVED_PTT_DPC);
1248
1249                 rc = ecore_int_alloc(p_hwfn, p_hwfn->p_main_ptt);
1250                 if (rc)
1251                         goto alloc_err;
1252
1253                 rc = ecore_iov_alloc(p_hwfn);
1254                 if (rc)
1255                         goto alloc_err;
1256
1257                 /* EQ */
1258                 n_eqes = ecore_chain_get_capacity(&p_hwfn->p_spq->chain);
1259                 if (ECORE_IS_RDMA_PERSONALITY(p_hwfn)) {
1260                         /* Calculate the EQ size
1261                          * ---------------------
1262                          * Each ICID may generate up to one event at a time i.e.
1263                          * the event must be handled/cleared before a new one
1264                          * can be generated. We calculate the sum of events per
1265                          * protocol and create an EQ deep enough to handle the
1266                          * worst case:
1267                          * - Core - according to SPQ.
1268                          * - RoCE - per QP there are a couple of ICIDs, one
1269                          *        responder and one requester, each can
1270                          *        generate an EQE => n_eqes_qp = 2 * n_qp.
1271                          *        Each CQ can generate an EQE. There are 2 CQs
1272                          *        per QP => n_eqes_cq = 2 * n_qp.
1273                          *        Hence the RoCE total is 4 * n_qp or
1274                          *        2 * num_cons.
1275                          * - ENet - There can be up to two events per VF. One
1276                          *        for VF-PF channel and another for VF FLR
1277                          *        initial cleanup. The number of VFs is
1278                          *        bounded by MAX_NUM_VFS_BB, and is much
1279                          *        smaller than RoCE's so we avoid exact
1280                          *        calculation.
1281                          */
1282                         if (ECORE_IS_ROCE_PERSONALITY(p_hwfn)) {
1283                                 num_cons =
1284                                     ecore_cxt_get_proto_cid_count(
1285                                                 p_hwfn,
1286                                                 PROTOCOLID_ROCE,
1287                                                 OSAL_NULL);
1288                                 num_cons *= 2;
1289                         } else {
1290                                 num_cons = ecore_cxt_get_proto_cid_count(
1291                                                 p_hwfn,
1292                                                 PROTOCOLID_IWARP,
1293                                                 OSAL_NULL);
1294                         }
1295                         n_eqes += num_cons + 2 * MAX_NUM_VFS_BB;
1296                 } else if (p_hwfn->hw_info.personality == ECORE_PCI_ISCSI) {
1297                         num_cons =
1298                             ecore_cxt_get_proto_cid_count(p_hwfn,
1299                                                           PROTOCOLID_ISCSI,
1300                                                           OSAL_NULL);
1301                         n_eqes += 2 * num_cons;
1302                 }
1303
1304                 if (n_eqes > 0xFFFF) {
1305                         DP_ERR(p_hwfn, "Cannot allocate 0x%x EQ elements."
1306                                        "The maximum of a u16 chain is 0x%x\n",
1307                                n_eqes, 0xFFFF);
1308                         goto alloc_no_mem;
1309                 }
1310
1311                 rc = ecore_eq_alloc(p_hwfn, (u16)n_eqes);
1312                 if (rc)
1313                         goto alloc_err;
1314
1315                 rc = ecore_consq_alloc(p_hwfn);
1316                 if (rc)
1317                         goto alloc_err;
1318
1319                 rc = ecore_l2_alloc(p_hwfn);
1320                 if (rc != ECORE_SUCCESS)
1321                         goto alloc_err;
1322
1323                 /* DMA info initialization */
1324                 rc = ecore_dmae_info_alloc(p_hwfn);
1325                 if (rc) {
1326                         DP_NOTICE(p_hwfn, false, "Failed to allocate memory for dmae_info structure\n");
1327                         goto alloc_err;
1328                 }
1329
1330                 /* DCBX initialization */
1331                 rc = ecore_dcbx_info_alloc(p_hwfn);
1332                 if (rc) {
1333                         DP_NOTICE(p_hwfn, false,
1334                                   "Failed to allocate memory for dcbx structure\n");
1335                         goto alloc_err;
1336                 }
1337         }
1338
1339         p_dev->reset_stats = OSAL_ZALLOC(p_dev, GFP_KERNEL,
1340                                          sizeof(*p_dev->reset_stats));
1341         if (!p_dev->reset_stats) {
1342                 DP_NOTICE(p_dev, false, "Failed to allocate reset statistics\n");
1343                 goto alloc_no_mem;
1344         }
1345
1346         return ECORE_SUCCESS;
1347
1348 alloc_no_mem:
1349         rc = ECORE_NOMEM;
1350 alloc_err:
1351         ecore_resc_free(p_dev);
1352         return rc;
1353 }
1354
1355 void ecore_resc_setup(struct ecore_dev *p_dev)
1356 {
1357         int i;
1358
1359         if (IS_VF(p_dev)) {
1360                 for_each_hwfn(p_dev, i)
1361                         ecore_l2_setup(&p_dev->hwfns[i]);
1362                 return;
1363         }
1364
1365         for_each_hwfn(p_dev, i) {
1366                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
1367
1368                 ecore_cxt_mngr_setup(p_hwfn);
1369                 ecore_spq_setup(p_hwfn);
1370                 ecore_eq_setup(p_hwfn);
1371                 ecore_consq_setup(p_hwfn);
1372
1373                 /* Read shadow of current MFW mailbox */
1374                 ecore_mcp_read_mb(p_hwfn, p_hwfn->p_main_ptt);
1375                 OSAL_MEMCPY(p_hwfn->mcp_info->mfw_mb_shadow,
1376                             p_hwfn->mcp_info->mfw_mb_cur,
1377                             p_hwfn->mcp_info->mfw_mb_length);
1378
1379                 ecore_int_setup(p_hwfn, p_hwfn->p_main_ptt);
1380
1381                 ecore_l2_setup(p_hwfn);
1382                 ecore_iov_setup(p_hwfn);
1383         }
1384 }
1385
1386 #define FINAL_CLEANUP_POLL_CNT  (100)
1387 #define FINAL_CLEANUP_POLL_TIME (10)
1388 enum _ecore_status_t ecore_final_cleanup(struct ecore_hwfn *p_hwfn,
1389                                          struct ecore_ptt *p_ptt,
1390                                          u16 id, bool is_vf)
1391 {
1392         u32 command = 0, addr, count = FINAL_CLEANUP_POLL_CNT;
1393         enum _ecore_status_t rc = ECORE_TIMEOUT;
1394
1395 #ifndef ASIC_ONLY
1396         if (CHIP_REV_IS_TEDIBEAR(p_hwfn->p_dev) ||
1397             CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
1398                 DP_INFO(p_hwfn, "Skipping final cleanup for non-ASIC\n");
1399                 return ECORE_SUCCESS;
1400         }
1401 #endif
1402
1403         addr = GTT_BAR0_MAP_REG_USDM_RAM +
1404             USTORM_FLR_FINAL_ACK_OFFSET(p_hwfn->rel_pf_id);
1405
1406         if (is_vf)
1407                 id += 0x10;
1408
1409         command |= X_FINAL_CLEANUP_AGG_INT <<
1410             SDM_AGG_INT_COMP_PARAMS_AGG_INT_INDEX_SHIFT;
1411         command |= 1 << SDM_AGG_INT_COMP_PARAMS_AGG_VECTOR_ENABLE_SHIFT;
1412         command |= id << SDM_AGG_INT_COMP_PARAMS_AGG_VECTOR_BIT_SHIFT;
1413         command |= SDM_COMP_TYPE_AGG_INT << SDM_OP_GEN_COMP_TYPE_SHIFT;
1414
1415 /* Make sure notification is not set before initiating final cleanup */
1416
1417         if (REG_RD(p_hwfn, addr)) {
1418                 DP_NOTICE(p_hwfn, false,
1419                           "Unexpected; Found final cleanup notification");
1420                 DP_NOTICE(p_hwfn, false,
1421                           " before initiating final cleanup\n");
1422                 REG_WR(p_hwfn, addr, 0);
1423         }
1424
1425         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1426                    "Sending final cleanup for PFVF[%d] [Command %08x]\n",
1427                    id, command);
1428
1429         ecore_wr(p_hwfn, p_ptt, XSDM_REG_OPERATION_GEN, command);
1430
1431         /* Poll until completion */
1432         while (!REG_RD(p_hwfn, addr) && count--)
1433                 OSAL_MSLEEP(FINAL_CLEANUP_POLL_TIME);
1434
1435         if (REG_RD(p_hwfn, addr))
1436                 rc = ECORE_SUCCESS;
1437         else
1438                 DP_NOTICE(p_hwfn, true,
1439                           "Failed to receive FW final cleanup notification\n");
1440
1441         /* Cleanup afterwards */
1442         REG_WR(p_hwfn, addr, 0);
1443
1444         return rc;
1445 }
1446
1447 static enum _ecore_status_t ecore_calc_hw_mode(struct ecore_hwfn *p_hwfn)
1448 {
1449         int hw_mode = 0;
1450
1451         if (ECORE_IS_BB_B0(p_hwfn->p_dev)) {
1452                 hw_mode |= 1 << MODE_BB;
1453         } else if (ECORE_IS_AH(p_hwfn->p_dev)) {
1454                 hw_mode |= 1 << MODE_K2;
1455         } else {
1456                 DP_NOTICE(p_hwfn, true, "Unknown chip type %#x\n",
1457                           p_hwfn->p_dev->type);
1458                 return ECORE_INVAL;
1459         }
1460
1461         /* Ports per engine is based on the values in CNIG_REG_NW_PORT_MODE */
1462         switch (p_hwfn->p_dev->num_ports_in_engine) {
1463         case 1:
1464                 hw_mode |= 1 << MODE_PORTS_PER_ENG_1;
1465                 break;
1466         case 2:
1467                 hw_mode |= 1 << MODE_PORTS_PER_ENG_2;
1468                 break;
1469         case 4:
1470                 hw_mode |= 1 << MODE_PORTS_PER_ENG_4;
1471                 break;
1472         default:
1473                 DP_NOTICE(p_hwfn, true,
1474                           "num_ports_in_engine = %d not supported\n",
1475                           p_hwfn->p_dev->num_ports_in_engine);
1476                 return ECORE_INVAL;
1477         }
1478
1479         if (OSAL_TEST_BIT(ECORE_MF_OVLAN_CLSS,
1480                           &p_hwfn->p_dev->mf_bits))
1481                 hw_mode |= 1 << MODE_MF_SD;
1482         else
1483                 hw_mode |= 1 << MODE_MF_SI;
1484
1485 #ifndef ASIC_ONLY
1486         if (CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
1487                 if (CHIP_REV_IS_FPGA(p_hwfn->p_dev)) {
1488                         hw_mode |= 1 << MODE_FPGA;
1489                 } else {
1490                         if (p_hwfn->p_dev->b_is_emul_full)
1491                                 hw_mode |= 1 << MODE_EMUL_FULL;
1492                         else
1493                                 hw_mode |= 1 << MODE_EMUL_REDUCED;
1494                 }
1495         } else
1496 #endif
1497                 hw_mode |= 1 << MODE_ASIC;
1498
1499         if (ECORE_IS_CMT(p_hwfn->p_dev))
1500                 hw_mode |= 1 << MODE_100G;
1501
1502         p_hwfn->hw_info.hw_mode = hw_mode;
1503
1504         DP_VERBOSE(p_hwfn, (ECORE_MSG_PROBE | ECORE_MSG_IFUP),
1505                    "Configuring function for hw_mode: 0x%08x\n",
1506                    p_hwfn->hw_info.hw_mode);
1507
1508         return ECORE_SUCCESS;
1509 }
1510
1511 #ifndef ASIC_ONLY
1512 /* MFW-replacement initializations for non-ASIC */
1513 static enum _ecore_status_t ecore_hw_init_chip(struct ecore_hwfn *p_hwfn,
1514                                                struct ecore_ptt *p_ptt)
1515 {
1516         struct ecore_dev *p_dev = p_hwfn->p_dev;
1517         u32 pl_hv = 1;
1518         int i;
1519
1520         if (CHIP_REV_IS_EMUL(p_dev)) {
1521                 if (ECORE_IS_AH(p_dev))
1522                         pl_hv |= 0x600;
1523         }
1524
1525         ecore_wr(p_hwfn, p_ptt, MISCS_REG_RESET_PL_HV + 4, pl_hv);
1526
1527         if (CHIP_REV_IS_EMUL(p_dev) &&
1528             (ECORE_IS_AH(p_dev)))
1529                 ecore_wr(p_hwfn, p_ptt, MISCS_REG_RESET_PL_HV_2_K2_E5,
1530                          0x3ffffff);
1531
1532         /* initialize port mode to 4x10G_E (10G with 4x10 SERDES) */
1533         /* CNIG_REG_NW_PORT_MODE is same for A0 and B0 */
1534         if (!CHIP_REV_IS_EMUL(p_dev) || ECORE_IS_BB(p_dev))
1535                 ecore_wr(p_hwfn, p_ptt, CNIG_REG_NW_PORT_MODE_BB, 4);
1536
1537         if (CHIP_REV_IS_EMUL(p_dev)) {
1538                 if (ECORE_IS_AH(p_dev)) {
1539                         /* 2 for 4-port, 1 for 2-port, 0 for 1-port */
1540                         ecore_wr(p_hwfn, p_ptt, MISC_REG_PORT_MODE,
1541                                  (p_dev->num_ports_in_engine >> 1));
1542
1543                         ecore_wr(p_hwfn, p_ptt, MISC_REG_BLOCK_256B_EN,
1544                                  p_dev->num_ports_in_engine == 4 ? 0 : 3);
1545                 }
1546         }
1547
1548         /* Poll on RBC */
1549         ecore_wr(p_hwfn, p_ptt, PSWRQ2_REG_RBC_DONE, 1);
1550         for (i = 0; i < 100; i++) {
1551                 OSAL_UDELAY(50);
1552                 if (ecore_rd(p_hwfn, p_ptt, PSWRQ2_REG_CFG_DONE) == 1)
1553                         break;
1554         }
1555         if (i == 100)
1556                 DP_NOTICE(p_hwfn, true,
1557                           "RBC done failed to complete in PSWRQ2\n");
1558
1559         return ECORE_SUCCESS;
1560 }
1561 #endif
1562
1563 /* Init run time data for all PFs and their VFs on an engine.
1564  * TBD - for VFs - Once we have parent PF info for each VF in
1565  * shmem available as CAU requires knowledge of parent PF for each VF.
1566  */
1567 static void ecore_init_cau_rt_data(struct ecore_dev *p_dev)
1568 {
1569         u32 offset = CAU_REG_SB_VAR_MEMORY_RT_OFFSET;
1570         int i, igu_sb_id;
1571
1572         for_each_hwfn(p_dev, i) {
1573                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
1574                 struct ecore_igu_info *p_igu_info;
1575                 struct ecore_igu_block *p_block;
1576                 struct cau_sb_entry sb_entry;
1577
1578                 p_igu_info = p_hwfn->hw_info.p_igu_info;
1579
1580                 for (igu_sb_id = 0;
1581                      igu_sb_id < ECORE_MAPPING_MEMORY_SIZE(p_dev);
1582                      igu_sb_id++) {
1583                         p_block = &p_igu_info->entry[igu_sb_id];
1584
1585                         if (!p_block->is_pf)
1586                                 continue;
1587
1588                         ecore_init_cau_sb_entry(p_hwfn, &sb_entry,
1589                                                 p_block->function_id, 0, 0);
1590                         STORE_RT_REG_AGG(p_hwfn, offset + igu_sb_id * 2,
1591                                          sb_entry);
1592                 }
1593         }
1594 }
1595
1596 static void ecore_init_cache_line_size(struct ecore_hwfn *p_hwfn,
1597                                        struct ecore_ptt *p_ptt)
1598 {
1599         u32 val, wr_mbs, cache_line_size;
1600
1601         val = ecore_rd(p_hwfn, p_ptt, PSWRQ2_REG_WR_MBS0);
1602         switch (val) {
1603         case 0:
1604                 wr_mbs = 128;
1605                 break;
1606         case 1:
1607                 wr_mbs = 256;
1608                 break;
1609         case 2:
1610                 wr_mbs = 512;
1611                 break;
1612         default:
1613                 DP_INFO(p_hwfn,
1614                         "Unexpected value of PSWRQ2_REG_WR_MBS0 [0x%x]. Avoid configuring PGLUE_B_REG_CACHE_LINE_SIZE.\n",
1615                         val);
1616                 return;
1617         }
1618
1619         cache_line_size = OSAL_MIN_T(u32, OSAL_CACHE_LINE_SIZE, wr_mbs);
1620         switch (cache_line_size) {
1621         case 32:
1622                 val = 0;
1623                 break;
1624         case 64:
1625                 val = 1;
1626                 break;
1627         case 128:
1628                 val = 2;
1629                 break;
1630         case 256:
1631                 val = 3;
1632                 break;
1633         default:
1634                 DP_INFO(p_hwfn,
1635                         "Unexpected value of cache line size [0x%x]. Avoid configuring PGLUE_B_REG_CACHE_LINE_SIZE.\n",
1636                         cache_line_size);
1637         }
1638
1639         if (wr_mbs < OSAL_CACHE_LINE_SIZE)
1640                 DP_INFO(p_hwfn,
1641                         "The cache line size for padding is suboptimal for performance [OS cache line size 0x%x, wr mbs 0x%x]\n",
1642                         OSAL_CACHE_LINE_SIZE, wr_mbs);
1643
1644         STORE_RT_REG(p_hwfn, PGLUE_REG_B_CACHE_LINE_SIZE_RT_OFFSET, val);
1645         if (val > 0) {
1646                 STORE_RT_REG(p_hwfn, PSWRQ2_REG_DRAM_ALIGN_WR_RT_OFFSET, val);
1647                 STORE_RT_REG(p_hwfn, PSWRQ2_REG_DRAM_ALIGN_RD_RT_OFFSET, val);
1648         }
1649 }
1650
1651 static enum _ecore_status_t ecore_hw_init_common(struct ecore_hwfn *p_hwfn,
1652                                                  struct ecore_ptt *p_ptt,
1653                                                  int hw_mode)
1654 {
1655         struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
1656         struct ecore_dev *p_dev = p_hwfn->p_dev;
1657         u8 vf_id, max_num_vfs;
1658         u16 num_pfs, pf_id;
1659         u32 concrete_fid;
1660         enum _ecore_status_t rc = ECORE_SUCCESS;
1661
1662         ecore_init_cau_rt_data(p_dev);
1663
1664         /* Program GTT windows */
1665         ecore_gtt_init(p_hwfn, p_ptt);
1666
1667 #ifndef ASIC_ONLY
1668         if (CHIP_REV_IS_EMUL(p_dev)) {
1669                 rc = ecore_hw_init_chip(p_hwfn, p_ptt);
1670                 if (rc != ECORE_SUCCESS)
1671                         return rc;
1672         }
1673 #endif
1674
1675         if (p_hwfn->mcp_info) {
1676                 if (p_hwfn->mcp_info->func_info.bandwidth_max)
1677                         qm_info->pf_rl_en = 1;
1678                 if (p_hwfn->mcp_info->func_info.bandwidth_min)
1679                         qm_info->pf_wfq_en = 1;
1680         }
1681
1682         ecore_qm_common_rt_init(p_hwfn,
1683                                 p_dev->num_ports_in_engine,
1684                                 qm_info->max_phys_tcs_per_port,
1685                                 qm_info->pf_rl_en, qm_info->pf_wfq_en,
1686                                 qm_info->vport_rl_en, qm_info->vport_wfq_en,
1687                                 qm_info->qm_port_params);
1688
1689         ecore_cxt_hw_init_common(p_hwfn);
1690
1691         ecore_init_cache_line_size(p_hwfn, p_ptt);
1692
1693         rc = ecore_init_run(p_hwfn, p_ptt, PHASE_ENGINE, ECORE_PATH_ID(p_hwfn),
1694                             hw_mode);
1695         if (rc != ECORE_SUCCESS)
1696                 return rc;
1697
1698         /* @@TBD MichalK - should add VALIDATE_VFID to init tool...
1699          * need to decide with which value, maybe runtime
1700          */
1701         ecore_wr(p_hwfn, p_ptt, PSWRQ2_REG_L2P_VALIDATE_VFID, 0);
1702         ecore_wr(p_hwfn, p_ptt, PGLUE_B_REG_USE_CLIENTID_IN_TAG, 1);
1703
1704         if (ECORE_IS_BB(p_dev)) {
1705                 /* Workaround clears ROCE search for all functions to prevent
1706                  * involving non initialized function in processing ROCE packet.
1707                  */
1708                 num_pfs = NUM_OF_ENG_PFS(p_dev);
1709                 for (pf_id = 0; pf_id < num_pfs; pf_id++) {
1710                         ecore_fid_pretend(p_hwfn, p_ptt, pf_id);
1711                         ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_ROCE, 0x0);
1712                         ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_TCP, 0x0);
1713                 }
1714                 /* pretend to original PF */
1715                 ecore_fid_pretend(p_hwfn, p_ptt, p_hwfn->rel_pf_id);
1716         }
1717
1718         /* Workaround for avoiding CCFC execution error when getting packets
1719          * with CRC errors, and allowing instead the invoking of the FW error
1720          * handler.
1721          * This is not done inside the init tool since it currently can't
1722          * perform a pretending to VFs.
1723          */
1724         max_num_vfs = ECORE_IS_AH(p_dev) ? MAX_NUM_VFS_K2 : MAX_NUM_VFS_BB;
1725         for (vf_id = 0; vf_id < max_num_vfs; vf_id++) {
1726                 concrete_fid = ecore_vfid_to_concrete(p_hwfn, vf_id);
1727                 ecore_fid_pretend(p_hwfn, p_ptt, (u16)concrete_fid);
1728                 ecore_wr(p_hwfn, p_ptt, CCFC_REG_STRONG_ENABLE_VF, 0x1);
1729                 ecore_wr(p_hwfn, p_ptt, CCFC_REG_WEAK_ENABLE_VF, 0x0);
1730                 ecore_wr(p_hwfn, p_ptt, TCFC_REG_STRONG_ENABLE_VF, 0x1);
1731                 ecore_wr(p_hwfn, p_ptt, TCFC_REG_WEAK_ENABLE_VF, 0x0);
1732         }
1733         /* pretend to original PF */
1734         ecore_fid_pretend(p_hwfn, p_ptt, p_hwfn->rel_pf_id);
1735
1736         return rc;
1737 }
1738
1739 #ifndef ASIC_ONLY
1740 #define MISC_REG_RESET_REG_2_XMAC_BIT (1 << 4)
1741 #define MISC_REG_RESET_REG_2_XMAC_SOFT_BIT (1 << 5)
1742
1743 #define PMEG_IF_BYTE_COUNT      8
1744
1745 static void ecore_wr_nw_port(struct ecore_hwfn *p_hwfn,
1746                              struct ecore_ptt *p_ptt,
1747                              u32 addr, u64 data, u8 reg_type, u8 port)
1748 {
1749         DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
1750                    "CMD: %08x, ADDR: 0x%08x, DATA: %08x:%08x\n",
1751                    ecore_rd(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_CMD_BB) |
1752                    (8 << PMEG_IF_BYTE_COUNT),
1753                    (reg_type << 25) | (addr << 8) | port,
1754                    (u32)((data >> 32) & 0xffffffff),
1755                    (u32)(data & 0xffffffff));
1756
1757         ecore_wr(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_CMD_BB,
1758                  (ecore_rd(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_CMD_BB) &
1759                   0xffff00fe) | (8 << PMEG_IF_BYTE_COUNT));
1760         ecore_wr(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_ADDR_BB,
1761                  (reg_type << 25) | (addr << 8) | port);
1762         ecore_wr(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_WRDATA_BB, data & 0xffffffff);
1763         ecore_wr(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_WRDATA_BB,
1764                  (data >> 32) & 0xffffffff);
1765 }
1766
1767 #define XLPORT_MODE_REG (0x20a)
1768 #define XLPORT_MAC_CONTROL (0x210)
1769 #define XLPORT_FLOW_CONTROL_CONFIG (0x207)
1770 #define XLPORT_ENABLE_REG (0x20b)
1771
1772 #define XLMAC_CTRL (0x600)
1773 #define XLMAC_MODE (0x601)
1774 #define XLMAC_RX_MAX_SIZE (0x608)
1775 #define XLMAC_TX_CTRL (0x604)
1776 #define XLMAC_PAUSE_CTRL (0x60d)
1777 #define XLMAC_PFC_CTRL (0x60e)
1778
1779 static void ecore_emul_link_init_bb(struct ecore_hwfn *p_hwfn,
1780                                     struct ecore_ptt *p_ptt)
1781 {
1782         u8 loopback = 0, port = p_hwfn->port_id * 2;
1783
1784         DP_INFO(p_hwfn->p_dev, "Configurating Emulation Link %02x\n", port);
1785
1786         /* XLPORT MAC MODE *//* 0 Quad, 4 Single... */
1787         ecore_wr_nw_port(p_hwfn, p_ptt, XLPORT_MODE_REG, (0x4 << 4) | 0x4, 1,
1788                          port);
1789         ecore_wr_nw_port(p_hwfn, p_ptt, XLPORT_MAC_CONTROL, 0, 1, port);
1790         /* XLMAC: SOFT RESET */
1791         ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_CTRL, 0x40, 0, port);
1792         /* XLMAC: Port Speed >= 10Gbps */
1793         ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_MODE, 0x40, 0, port);
1794         /* XLMAC: Max Size */
1795         ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_RX_MAX_SIZE, 0x3fff, 0, port);
1796         ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_TX_CTRL,
1797                          0x01000000800ULL | (0xa << 12) | ((u64)1 << 38),
1798                          0, port);
1799         ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_PAUSE_CTRL, 0x7c000, 0, port);
1800         ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_PFC_CTRL,
1801                          0x30ffffc000ULL, 0, port);
1802         ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_CTRL, 0x3 | (loopback << 2), 0,
1803                          port); /* XLMAC: TX_EN, RX_EN */
1804         /* XLMAC: TX_EN, RX_EN, SW_LINK_STATUS */
1805         ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_CTRL,
1806                          0x1003 | (loopback << 2), 0, port);
1807         /* Enabled Parallel PFC interface */
1808         ecore_wr_nw_port(p_hwfn, p_ptt, XLPORT_FLOW_CONTROL_CONFIG, 1, 0, port);
1809
1810         /* XLPORT port enable */
1811         ecore_wr_nw_port(p_hwfn, p_ptt, XLPORT_ENABLE_REG, 0xf, 1, port);
1812 }
1813
1814 static void ecore_emul_link_init_ah_e5(struct ecore_hwfn *p_hwfn,
1815                                        struct ecore_ptt *p_ptt)
1816 {
1817         u8 port = p_hwfn->port_id;
1818         u32 mac_base = NWM_REG_MAC0_K2_E5 + (port << 2) * NWM_REG_MAC0_SIZE;
1819
1820         DP_INFO(p_hwfn->p_dev, "Configurating Emulation Link %02x\n", port);
1821
1822         ecore_wr(p_hwfn, p_ptt, CNIG_REG_NIG_PORT0_CONF_K2_E5 + (port << 2),
1823                  (1 << CNIG_REG_NIG_PORT0_CONF_NIG_PORT_ENABLE_0_K2_E5_SHIFT) |
1824                  (port <<
1825                   CNIG_REG_NIG_PORT0_CONF_NIG_PORT_NWM_PORT_MAP_0_K2_E5_SHIFT) |
1826                  (0 << CNIG_REG_NIG_PORT0_CONF_NIG_PORT_RATE_0_K2_E5_SHIFT));
1827
1828         ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_XIF_MODE_K2_E5,
1829                  1 << ETH_MAC_REG_XIF_MODE_XGMII_K2_E5_SHIFT);
1830
1831         ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_FRM_LENGTH_K2_E5,
1832                  9018 << ETH_MAC_REG_FRM_LENGTH_FRM_LENGTH_K2_E5_SHIFT);
1833
1834         ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_TX_IPG_LENGTH_K2_E5,
1835                  0xc << ETH_MAC_REG_TX_IPG_LENGTH_TXIPG_K2_E5_SHIFT);
1836
1837         ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_RX_FIFO_SECTIONS_K2_E5,
1838                  8 << ETH_MAC_REG_RX_FIFO_SECTIONS_RX_SECTION_FULL_K2_E5_SHIFT);
1839
1840         ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_TX_FIFO_SECTIONS_K2_E5,
1841                  (0xA <<
1842                   ETH_MAC_REG_TX_FIFO_SECTIONS_TX_SECTION_EMPTY_K2_E5_SHIFT) |
1843                  (8 <<
1844                   ETH_MAC_REG_TX_FIFO_SECTIONS_TX_SECTION_FULL_K2_E5_SHIFT));
1845
1846         ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_COMMAND_CONFIG_K2_E5,
1847                  0xa853);
1848 }
1849
1850 static void ecore_emul_link_init(struct ecore_hwfn *p_hwfn,
1851                                  struct ecore_ptt *p_ptt)
1852 {
1853         if (ECORE_IS_AH(p_hwfn->p_dev))
1854                 ecore_emul_link_init_ah_e5(p_hwfn, p_ptt);
1855         else /* BB */
1856                 ecore_emul_link_init_bb(p_hwfn, p_ptt);
1857 }
1858
1859 static void ecore_link_init_bb(struct ecore_hwfn *p_hwfn,
1860                                struct ecore_ptt *p_ptt,  u8 port)
1861 {
1862         int port_offset = port ? 0x800 : 0;
1863         u32 xmac_rxctrl = 0;
1864
1865         /* Reset of XMAC */
1866         /* FIXME: move to common start */
1867         ecore_wr(p_hwfn, p_ptt, MISC_REG_RESET_PL_PDA_VAUX + 2 * sizeof(u32),
1868                  MISC_REG_RESET_REG_2_XMAC_BIT);        /* Clear */
1869         OSAL_MSLEEP(1);
1870         ecore_wr(p_hwfn, p_ptt, MISC_REG_RESET_PL_PDA_VAUX + sizeof(u32),
1871                  MISC_REG_RESET_REG_2_XMAC_BIT);        /* Set */
1872
1873         ecore_wr(p_hwfn, p_ptt, MISC_REG_XMAC_CORE_PORT_MODE_BB, 1);
1874
1875         /* Set the number of ports on the Warp Core to 10G */
1876         ecore_wr(p_hwfn, p_ptt, MISC_REG_XMAC_PHY_PORT_MODE_BB, 3);
1877
1878         /* Soft reset of XMAC */
1879         ecore_wr(p_hwfn, p_ptt, MISC_REG_RESET_PL_PDA_VAUX + 2 * sizeof(u32),
1880                  MISC_REG_RESET_REG_2_XMAC_SOFT_BIT);
1881         OSAL_MSLEEP(1);
1882         ecore_wr(p_hwfn, p_ptt, MISC_REG_RESET_PL_PDA_VAUX + sizeof(u32),
1883                  MISC_REG_RESET_REG_2_XMAC_SOFT_BIT);
1884
1885         /* FIXME: move to common end */
1886         if (CHIP_REV_IS_FPGA(p_hwfn->p_dev))
1887                 ecore_wr(p_hwfn, p_ptt, XMAC_REG_MODE_BB + port_offset, 0x20);
1888
1889         /* Set Max packet size: initialize XMAC block register for port 0 */
1890         ecore_wr(p_hwfn, p_ptt, XMAC_REG_RX_MAX_SIZE_BB + port_offset, 0x2710);
1891
1892         /* CRC append for Tx packets: init XMAC block register for port 1 */
1893         ecore_wr(p_hwfn, p_ptt, XMAC_REG_TX_CTRL_LO_BB + port_offset, 0xC800);
1894
1895         /* Enable TX and RX: initialize XMAC block register for port 1 */
1896         ecore_wr(p_hwfn, p_ptt, XMAC_REG_CTRL_BB + port_offset,
1897                  XMAC_REG_CTRL_TX_EN_BB | XMAC_REG_CTRL_RX_EN_BB);
1898         xmac_rxctrl = ecore_rd(p_hwfn, p_ptt,
1899                                XMAC_REG_RX_CTRL_BB + port_offset);
1900         xmac_rxctrl |= XMAC_REG_RX_CTRL_PROCESS_VARIABLE_PREAMBLE_BB;
1901         ecore_wr(p_hwfn, p_ptt, XMAC_REG_RX_CTRL_BB + port_offset, xmac_rxctrl);
1902 }
1903 #endif
1904
1905 static enum _ecore_status_t
1906 ecore_hw_init_dpi_size(struct ecore_hwfn *p_hwfn,
1907                        struct ecore_ptt *p_ptt, u32 pwm_region_size, u32 n_cpus)
1908 {
1909         u32 dpi_bit_shift, dpi_count, dpi_page_size;
1910         u32 min_dpis;
1911         u32 n_wids;
1912
1913         /* Calculate DPI size
1914          * ------------------
1915          * The PWM region contains Doorbell Pages. The first is reserverd for
1916          * the kernel for, e.g, L2. The others are free to be used by non-
1917          * trusted applications, typically from user space. Each page, called a
1918          * doorbell page is sectioned into windows that allow doorbells to be
1919          * issued in parallel by the kernel/application. The size of such a
1920          * window (a.k.a. WID) is 1kB.
1921          * Summary:
1922          *    1kB WID x N WIDS = DPI page size
1923          *    DPI page size x N DPIs = PWM region size
1924          * Notes:
1925          * The size of the DPI page size must be in multiples of OSAL_PAGE_SIZE
1926          * in order to ensure that two applications won't share the same page.
1927          * It also must contain at least one WID per CPU to allow parallelism.
1928          * It also must be a power of 2, since it is stored as a bit shift.
1929          *
1930          * The DPI page size is stored in a register as 'dpi_bit_shift' so that
1931          * 0 is 4kB, 1 is 8kB and etc. Hence the minimum size is 4,096
1932          * containing 4 WIDs.
1933          */
1934         n_wids = OSAL_MAX_T(u32, ECORE_MIN_WIDS, n_cpus);
1935         dpi_page_size = ECORE_WID_SIZE * OSAL_ROUNDUP_POW_OF_TWO(n_wids);
1936         dpi_page_size = (dpi_page_size + OSAL_PAGE_SIZE - 1) &
1937                         ~(OSAL_PAGE_SIZE - 1);
1938         dpi_bit_shift = OSAL_LOG2(dpi_page_size / 4096);
1939         dpi_count = pwm_region_size / dpi_page_size;
1940
1941         min_dpis = p_hwfn->pf_params.rdma_pf_params.min_dpis;
1942         min_dpis = OSAL_MAX_T(u32, ECORE_MIN_DPIS, min_dpis);
1943
1944         /* Update hwfn */
1945         p_hwfn->dpi_size = dpi_page_size;
1946         p_hwfn->dpi_count = dpi_count;
1947
1948         /* Update registers */
1949         ecore_wr(p_hwfn, p_ptt, DORQ_REG_PF_DPI_BIT_SHIFT, dpi_bit_shift);
1950
1951         if (dpi_count < min_dpis)
1952                 return ECORE_NORESOURCES;
1953
1954         return ECORE_SUCCESS;
1955 }
1956
1957 enum ECORE_ROCE_EDPM_MODE {
1958         ECORE_ROCE_EDPM_MODE_ENABLE = 0,
1959         ECORE_ROCE_EDPM_MODE_FORCE_ON = 1,
1960         ECORE_ROCE_EDPM_MODE_DISABLE = 2,
1961 };
1962
1963 static enum _ecore_status_t
1964 ecore_hw_init_pf_doorbell_bar(struct ecore_hwfn *p_hwfn,
1965                               struct ecore_ptt *p_ptt)
1966 {
1967         u32 pwm_regsize, norm_regsize;
1968         u32 non_pwm_conn, min_addr_reg1;
1969         u32 db_bar_size, n_cpus;
1970         u32 roce_edpm_mode;
1971         u32 pf_dems_shift;
1972         enum _ecore_status_t rc = ECORE_SUCCESS;
1973         u8 cond;
1974
1975         db_bar_size = ecore_hw_bar_size(p_hwfn, p_ptt, BAR_ID_1);
1976         if (ECORE_IS_CMT(p_hwfn->p_dev))
1977                 db_bar_size /= 2;
1978
1979         /* Calculate doorbell regions
1980          * -----------------------------------
1981          * The doorbell BAR is made of two regions. The first is called normal
1982          * region and the second is called PWM region. In the normal region
1983          * each ICID has its own set of addresses so that writing to that
1984          * specific address identifies the ICID. In the Process Window Mode
1985          * region the ICID is given in the data written to the doorbell. The
1986          * above per PF register denotes the offset in the doorbell BAR in which
1987          * the PWM region begins.
1988          * The normal region has ECORE_PF_DEMS_SIZE bytes per ICID, that is per
1989          * non-PWM connection. The calculation below computes the total non-PWM
1990          * connections. The DORQ_REG_PF_MIN_ADDR_REG1 register is
1991          * in units of 4,096 bytes.
1992          */
1993         non_pwm_conn = ecore_cxt_get_proto_cid_start(p_hwfn, PROTOCOLID_CORE) +
1994             ecore_cxt_get_proto_cid_count(p_hwfn, PROTOCOLID_CORE,
1995                                           OSAL_NULL) +
1996             ecore_cxt_get_proto_cid_count(p_hwfn, PROTOCOLID_ETH, OSAL_NULL);
1997         norm_regsize = ROUNDUP(ECORE_PF_DEMS_SIZE * non_pwm_conn,
1998                                OSAL_PAGE_SIZE);
1999         min_addr_reg1 = norm_regsize / 4096;
2000         pwm_regsize = db_bar_size - norm_regsize;
2001
2002         /* Check that the normal and PWM sizes are valid */
2003         if (db_bar_size < norm_regsize) {
2004                 DP_ERR(p_hwfn->p_dev,
2005                        "Doorbell BAR size 0x%x is too small (normal region is 0x%0x )\n",
2006                        db_bar_size, norm_regsize);
2007                 return ECORE_NORESOURCES;
2008         }
2009         if (pwm_regsize < ECORE_MIN_PWM_REGION) {
2010                 DP_ERR(p_hwfn->p_dev,
2011                        "PWM region size 0x%0x is too small. Should be at least 0x%0x (Doorbell BAR size is 0x%x and normal region size is 0x%0x)\n",
2012                        pwm_regsize, ECORE_MIN_PWM_REGION, db_bar_size,
2013                        norm_regsize);
2014                 return ECORE_NORESOURCES;
2015         }
2016
2017         /* Calculate number of DPIs */
2018         roce_edpm_mode = p_hwfn->pf_params.rdma_pf_params.roce_edpm_mode;
2019         if ((roce_edpm_mode == ECORE_ROCE_EDPM_MODE_ENABLE) ||
2020             ((roce_edpm_mode == ECORE_ROCE_EDPM_MODE_FORCE_ON))) {
2021                 /* Either EDPM is mandatory, or we are attempting to allocate a
2022                  * WID per CPU.
2023                  */
2024                 n_cpus = OSAL_NUM_CPUS();
2025                 rc = ecore_hw_init_dpi_size(p_hwfn, p_ptt, pwm_regsize, n_cpus);
2026         }
2027
2028         cond = ((rc != ECORE_SUCCESS) &&
2029                 (roce_edpm_mode == ECORE_ROCE_EDPM_MODE_ENABLE)) ||
2030                 (roce_edpm_mode == ECORE_ROCE_EDPM_MODE_DISABLE);
2031         if (cond || p_hwfn->dcbx_no_edpm) {
2032                 /* Either EDPM is disabled from user configuration, or it is
2033                  * disabled via DCBx, or it is not mandatory and we failed to
2034                  * allocated a WID per CPU.
2035                  */
2036                 n_cpus = 1;
2037                 rc = ecore_hw_init_dpi_size(p_hwfn, p_ptt, pwm_regsize, n_cpus);
2038
2039                 /* If we entered this flow due to DCBX then the DPM register is
2040                  * already configured.
2041                  */
2042         }
2043
2044         DP_INFO(p_hwfn,
2045                 "doorbell bar: normal_region_size=%d, pwm_region_size=%d",
2046                 norm_regsize, pwm_regsize);
2047         DP_INFO(p_hwfn,
2048                 " dpi_size=%d, dpi_count=%d, roce_edpm=%s\n",
2049                 p_hwfn->dpi_size, p_hwfn->dpi_count,
2050                 ((p_hwfn->dcbx_no_edpm) || (p_hwfn->db_bar_no_edpm)) ?
2051                 "disabled" : "enabled");
2052
2053         /* Check return codes from above calls */
2054         if (rc != ECORE_SUCCESS) {
2055                 DP_ERR(p_hwfn,
2056                        "Failed to allocate enough DPIs\n");
2057                 return ECORE_NORESOURCES;
2058         }
2059
2060         /* Update hwfn */
2061         p_hwfn->dpi_start_offset = norm_regsize;
2062
2063         /* Update registers */
2064         /* DEMS size is configured log2 of DWORDs, hence the division by 4 */
2065         pf_dems_shift = OSAL_LOG2(ECORE_PF_DEMS_SIZE / 4);
2066         ecore_wr(p_hwfn, p_ptt, DORQ_REG_PF_ICID_BIT_SHIFT_NORM, pf_dems_shift);
2067         ecore_wr(p_hwfn, p_ptt, DORQ_REG_PF_MIN_ADDR_REG1, min_addr_reg1);
2068
2069         return ECORE_SUCCESS;
2070 }
2071
2072 static enum _ecore_status_t ecore_hw_init_port(struct ecore_hwfn *p_hwfn,
2073                                                struct ecore_ptt *p_ptt,
2074                                                int hw_mode)
2075 {
2076         u32 ppf_to_eng_sel[NIG_REG_PPF_TO_ENGINE_SEL_RT_SIZE];
2077         u32 val;
2078         enum _ecore_status_t rc = ECORE_SUCCESS;
2079         u8 i;
2080
2081         /* In CMT for non-RoCE packets - use connection based classification */
2082         val = ECORE_IS_CMT(p_hwfn->p_dev) ? 0x8 : 0x0;
2083         for (i = 0; i < NIG_REG_PPF_TO_ENGINE_SEL_RT_SIZE; i++)
2084                 ppf_to_eng_sel[i] = val;
2085         STORE_RT_REG_AGG(p_hwfn, NIG_REG_PPF_TO_ENGINE_SEL_RT_OFFSET,
2086                          ppf_to_eng_sel);
2087
2088         /* In CMT the gate should be cleared by the 2nd hwfn */
2089         if (!ECORE_IS_CMT(p_hwfn->p_dev) || !IS_LEAD_HWFN(p_hwfn))
2090                 STORE_RT_REG(p_hwfn, NIG_REG_BRB_GATE_DNTFWD_PORT_RT_OFFSET, 0);
2091
2092         rc = ecore_init_run(p_hwfn, p_ptt, PHASE_PORT, p_hwfn->port_id,
2093                             hw_mode);
2094         if (rc != ECORE_SUCCESS)
2095                 return rc;
2096
2097         ecore_wr(p_hwfn, p_ptt, PGLUE_B_REG_MASTER_WRITE_PAD_ENABLE, 0);
2098
2099 #ifndef ASIC_ONLY
2100         if (CHIP_REV_IS_ASIC(p_hwfn->p_dev))
2101                 return ECORE_SUCCESS;
2102
2103         if (CHIP_REV_IS_FPGA(p_hwfn->p_dev)) {
2104                 if (ECORE_IS_AH(p_hwfn->p_dev))
2105                         return ECORE_SUCCESS;
2106                 else if (ECORE_IS_BB(p_hwfn->p_dev))
2107                         ecore_link_init_bb(p_hwfn, p_ptt, p_hwfn->port_id);
2108         } else if (CHIP_REV_IS_EMUL(p_hwfn->p_dev)) {
2109                 if (ECORE_IS_CMT(p_hwfn->p_dev)) {
2110                         /* Activate OPTE in CMT */
2111                         u32 val;
2112
2113                         val = ecore_rd(p_hwfn, p_ptt, MISCS_REG_RESET_PL_HV);
2114                         val |= 0x10;
2115                         ecore_wr(p_hwfn, p_ptt, MISCS_REG_RESET_PL_HV, val);
2116                         ecore_wr(p_hwfn, p_ptt, MISC_REG_CLK_100G_MODE, 1);
2117                         ecore_wr(p_hwfn, p_ptt, MISCS_REG_CLK_100G_MODE, 1);
2118                         ecore_wr(p_hwfn, p_ptt, MISC_REG_OPTE_MODE, 1);
2119                         ecore_wr(p_hwfn, p_ptt,
2120                                  NIG_REG_LLH_ENG_CLS_TCP_4_TUPLE_SEARCH, 1);
2121                         ecore_wr(p_hwfn, p_ptt,
2122                                  NIG_REG_LLH_ENG_CLS_ENG_ID_TBL, 0x55555555);
2123                         ecore_wr(p_hwfn, p_ptt,
2124                                  NIG_REG_LLH_ENG_CLS_ENG_ID_TBL + 0x4,
2125                                  0x55555555);
2126                 }
2127
2128                 ecore_emul_link_init(p_hwfn, p_ptt);
2129         } else {
2130                 DP_INFO(p_hwfn->p_dev, "link is not being configured\n");
2131         }
2132 #endif
2133
2134         return rc;
2135 }
2136
2137 static enum _ecore_status_t
2138 ecore_hw_init_pf(struct ecore_hwfn *p_hwfn,
2139                  struct ecore_ptt *p_ptt,
2140                  struct ecore_tunnel_info *p_tunn,
2141                  int hw_mode,
2142                  bool b_hw_start,
2143                  enum ecore_int_mode int_mode, bool allow_npar_tx_switch)
2144 {
2145         u8 rel_pf_id = p_hwfn->rel_pf_id;
2146         u32 prs_reg;
2147         enum _ecore_status_t rc = ECORE_SUCCESS;
2148         u16 ctrl;
2149         int pos;
2150
2151         if (p_hwfn->mcp_info) {
2152                 struct ecore_mcp_function_info *p_info;
2153
2154                 p_info = &p_hwfn->mcp_info->func_info;
2155                 if (p_info->bandwidth_min)
2156                         p_hwfn->qm_info.pf_wfq = p_info->bandwidth_min;
2157
2158                 /* Update rate limit once we'll actually have a link */
2159                 p_hwfn->qm_info.pf_rl = 100000;
2160         }
2161         ecore_cxt_hw_init_pf(p_hwfn, p_ptt);
2162
2163         ecore_int_igu_init_rt(p_hwfn);
2164
2165         /* Set VLAN in NIG if needed */
2166         if (hw_mode & (1 << MODE_MF_SD)) {
2167                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW, "Configuring LLH_FUNC_TAG\n");
2168                 STORE_RT_REG(p_hwfn, NIG_REG_LLH_FUNC_TAG_EN_RT_OFFSET, 1);
2169                 STORE_RT_REG(p_hwfn, NIG_REG_LLH_FUNC_TAG_VALUE_RT_OFFSET,
2170                              p_hwfn->hw_info.ovlan);
2171
2172                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
2173                            "Configuring LLH_FUNC_FILTER_HDR_SEL\n");
2174                 STORE_RT_REG(p_hwfn, NIG_REG_LLH_FUNC_FILTER_HDR_SEL_RT_OFFSET,
2175                              1);
2176         }
2177
2178         /* Enable classification by MAC if needed */
2179         if (hw_mode & (1 << MODE_MF_SI)) {
2180                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
2181                            "Configuring TAGMAC_CLS_TYPE\n");
2182                 STORE_RT_REG(p_hwfn, NIG_REG_LLH_FUNC_TAGMAC_CLS_TYPE_RT_OFFSET,
2183                              1);
2184         }
2185
2186         /* Protocl Configuration  - @@@TBD - should we set 0 otherwise? */
2187         STORE_RT_REG(p_hwfn, PRS_REG_SEARCH_TCP_RT_OFFSET,
2188                      (p_hwfn->hw_info.personality == ECORE_PCI_ISCSI) ? 1 : 0);
2189         STORE_RT_REG(p_hwfn, PRS_REG_SEARCH_FCOE_RT_OFFSET,
2190                      (p_hwfn->hw_info.personality == ECORE_PCI_FCOE) ? 1 : 0);
2191         STORE_RT_REG(p_hwfn, PRS_REG_SEARCH_ROCE_RT_OFFSET, 0);
2192
2193         /* perform debug configuration when chip is out of reset */
2194         OSAL_BEFORE_PF_START((void *)p_hwfn->p_dev, p_hwfn->my_id);
2195
2196         /* Sanity check before the PF init sequence that uses DMAE */
2197         rc = ecore_dmae_sanity(p_hwfn, p_ptt, "pf_phase");
2198         if (rc)
2199                 return rc;
2200
2201         /* PF Init sequence */
2202         rc = ecore_init_run(p_hwfn, p_ptt, PHASE_PF, rel_pf_id, hw_mode);
2203         if (rc)
2204                 return rc;
2205
2206         /* QM_PF Init sequence (may be invoked separately e.g. for DCB) */
2207         rc = ecore_init_run(p_hwfn, p_ptt, PHASE_QM_PF, rel_pf_id, hw_mode);
2208         if (rc)
2209                 return rc;
2210
2211         /* Pure runtime initializations - directly to the HW  */
2212         ecore_int_igu_init_pure_rt(p_hwfn, p_ptt, true, true);
2213
2214         /* PCI relaxed ordering causes a decrease in the performance on some
2215          * systems. Till a root cause is found, disable this attribute in the
2216          * PCI config space.
2217          */
2218         /* Not in use @DPDK
2219         * pos = OSAL_PCI_FIND_CAPABILITY(p_hwfn->p_dev, PCI_CAP_ID_EXP);
2220         * if (!pos) {
2221         *       DP_NOTICE(p_hwfn, true,
2222         *                 "Failed to find the PCIe Cap\n");
2223         *       return ECORE_IO;
2224         * }
2225         * OSAL_PCI_READ_CONFIG_WORD(p_hwfn->p_dev, pos + PCI_EXP_DEVCTL, &ctrl);
2226         * ctrl &= ~PCI_EXP_DEVCTL_RELAX_EN;
2227         * OSAL_PCI_WRITE_CONFIG_WORD(p_hwfn->p_dev, pos + PCI_EXP_DEVCTL, ctrl);
2228         */
2229
2230         rc = ecore_hw_init_pf_doorbell_bar(p_hwfn, p_ptt);
2231         if (rc)
2232                 return rc;
2233         if (b_hw_start) {
2234                 /* enable interrupts */
2235                 rc = ecore_int_igu_enable(p_hwfn, p_ptt, int_mode);
2236                 if (rc != ECORE_SUCCESS)
2237                         return rc;
2238
2239                 /* send function start command */
2240                 rc = ecore_sp_pf_start(p_hwfn, p_ptt, p_tunn,
2241                                        allow_npar_tx_switch);
2242                 if (rc) {
2243                         DP_NOTICE(p_hwfn, true,
2244                                   "Function start ramrod failed\n");
2245                 } else {
2246                         return rc;
2247                 }
2248                 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_TAG1);
2249                 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2250                                 "PRS_REG_SEARCH_TAG1: %x\n", prs_reg);
2251
2252                 if (p_hwfn->hw_info.personality == ECORE_PCI_FCOE) {
2253                         ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_TAG1,
2254                                         (1 << 2));
2255                         ecore_wr(p_hwfn, p_ptt,
2256                                  PRS_REG_PKT_LEN_STAT_TAGS_NOT_COUNTED_FIRST,
2257                                  0x100);
2258                 }
2259                 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2260                                 "PRS_REG_SEARCH registers after start PFn\n");
2261                 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_TCP);
2262                 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2263                                 "PRS_REG_SEARCH_TCP: %x\n", prs_reg);
2264                 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_UDP);
2265                 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2266                                 "PRS_REG_SEARCH_UDP: %x\n", prs_reg);
2267                 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_FCOE);
2268                 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2269                                 "PRS_REG_SEARCH_FCOE: %x\n", prs_reg);
2270                 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_ROCE);
2271                 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2272                                 "PRS_REG_SEARCH_ROCE: %x\n", prs_reg);
2273                 prs_reg = ecore_rd(p_hwfn, p_ptt,
2274                                 PRS_REG_SEARCH_TCP_FIRST_FRAG);
2275                 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2276                                 "PRS_REG_SEARCH_TCP_FIRST_FRAG: %x\n",
2277                                 prs_reg);
2278                 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_TAG1);
2279                 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2280                                 "PRS_REG_SEARCH_TAG1: %x\n", prs_reg);
2281         }
2282         return ECORE_SUCCESS;
2283 }
2284
2285 enum _ecore_status_t ecore_pglueb_set_pfid_enable(struct ecore_hwfn *p_hwfn,
2286                                                   struct ecore_ptt *p_ptt,
2287                                                   bool b_enable)
2288 {
2289         u32 delay_idx = 0, val, set_val = b_enable ? 1 : 0;
2290
2291         /* Configure the PF's internal FID_enable for master transactions */
2292         ecore_wr(p_hwfn, p_ptt,
2293                  PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, set_val);
2294
2295         /* Wait until value is set - try for 1 second every 50us */
2296         for (delay_idx = 0; delay_idx < 20000; delay_idx++) {
2297                 val = ecore_rd(p_hwfn, p_ptt,
2298                                PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER);
2299                 if (val == set_val)
2300                         break;
2301
2302                 OSAL_UDELAY(50);
2303         }
2304
2305         if (val != set_val) {
2306                 DP_NOTICE(p_hwfn, true,
2307                           "PFID_ENABLE_MASTER wasn't changed after a second\n");
2308                 return ECORE_UNKNOWN_ERROR;
2309         }
2310
2311         return ECORE_SUCCESS;
2312 }
2313
2314 static void ecore_reset_mb_shadow(struct ecore_hwfn *p_hwfn,
2315                                   struct ecore_ptt *p_main_ptt)
2316 {
2317         /* Read shadow of current MFW mailbox */
2318         ecore_mcp_read_mb(p_hwfn, p_main_ptt);
2319         OSAL_MEMCPY(p_hwfn->mcp_info->mfw_mb_shadow,
2320                     p_hwfn->mcp_info->mfw_mb_cur,
2321                     p_hwfn->mcp_info->mfw_mb_length);
2322 }
2323
2324 static void ecore_pglueb_clear_err(struct ecore_hwfn *p_hwfn,
2325                                    struct ecore_ptt *p_ptt)
2326 {
2327         ecore_wr(p_hwfn, p_ptt, PGLUE_B_REG_WAS_ERROR_PF_31_0_CLR,
2328                  1 << p_hwfn->abs_pf_id);
2329 }
2330
2331 static enum _ecore_status_t
2332 ecore_fill_load_req_params(struct ecore_hwfn *p_hwfn,
2333                            struct ecore_load_req_params *p_load_req,
2334                            struct ecore_drv_load_params *p_drv_load)
2335 {
2336         /* Make sure that if ecore-client didn't provide inputs, all the
2337          * expected defaults are indeed zero.
2338          */
2339         OSAL_BUILD_BUG_ON(ECORE_DRV_ROLE_OS != 0);
2340         OSAL_BUILD_BUG_ON(ECORE_LOAD_REQ_LOCK_TO_DEFAULT != 0);
2341         OSAL_BUILD_BUG_ON(ECORE_OVERRIDE_FORCE_LOAD_NONE != 0);
2342
2343         OSAL_MEM_ZERO(p_load_req, sizeof(*p_load_req));
2344
2345         if (p_drv_load == OSAL_NULL)
2346                 goto out;
2347
2348         p_load_req->drv_role = p_drv_load->is_crash_kernel ?
2349                                ECORE_DRV_ROLE_KDUMP :
2350                                ECORE_DRV_ROLE_OS;
2351         p_load_req->avoid_eng_reset = p_drv_load->avoid_eng_reset;
2352         p_load_req->override_force_load = p_drv_load->override_force_load;
2353
2354         /* Old MFW versions don't support timeout values other than default and
2355          * none, so these values are replaced according to the fall-back action.
2356          */
2357
2358         if (p_drv_load->mfw_timeout_val == ECORE_LOAD_REQ_LOCK_TO_DEFAULT ||
2359             p_drv_load->mfw_timeout_val == ECORE_LOAD_REQ_LOCK_TO_NONE ||
2360             (p_hwfn->mcp_info->capabilities &
2361              FW_MB_PARAM_FEATURE_SUPPORT_DRV_LOAD_TO)) {
2362                 p_load_req->timeout_val = p_drv_load->mfw_timeout_val;
2363                 goto out;
2364         }
2365
2366         switch (p_drv_load->mfw_timeout_fallback) {
2367         case ECORE_TO_FALLBACK_TO_NONE:
2368                 p_load_req->timeout_val = ECORE_LOAD_REQ_LOCK_TO_NONE;
2369                 break;
2370         case ECORE_TO_FALLBACK_TO_DEFAULT:
2371                 p_load_req->timeout_val = ECORE_LOAD_REQ_LOCK_TO_DEFAULT;
2372                 break;
2373         case ECORE_TO_FALLBACK_FAIL_LOAD:
2374                 DP_NOTICE(p_hwfn, false,
2375                           "Received %d as a value for MFW timeout while the MFW supports only default [%d] or none [%d]. Abort.\n",
2376                           p_drv_load->mfw_timeout_val,
2377                           ECORE_LOAD_REQ_LOCK_TO_DEFAULT,
2378                           ECORE_LOAD_REQ_LOCK_TO_NONE);
2379                 return ECORE_ABORTED;
2380         }
2381
2382         DP_INFO(p_hwfn,
2383                 "Modified the MFW timeout value from %d to %s [%d] due to lack of MFW support\n",
2384                 p_drv_load->mfw_timeout_val,
2385                 (p_load_req->timeout_val == ECORE_LOAD_REQ_LOCK_TO_DEFAULT) ?
2386                 "default" : "none",
2387                 p_load_req->timeout_val);
2388 out:
2389         return ECORE_SUCCESS;
2390 }
2391
2392 enum _ecore_status_t ecore_vf_start(struct ecore_hwfn *p_hwfn,
2393                                     struct ecore_hw_init_params *p_params)
2394 {
2395         if (p_params->p_tunn) {
2396                 ecore_vf_set_vf_start_tunn_update_param(p_params->p_tunn);
2397                 ecore_vf_pf_tunnel_param_update(p_hwfn, p_params->p_tunn);
2398         }
2399
2400         p_hwfn->b_int_enabled = 1;
2401
2402         return ECORE_SUCCESS;
2403 }
2404
2405 enum _ecore_status_t ecore_hw_init(struct ecore_dev *p_dev,
2406                                    struct ecore_hw_init_params *p_params)
2407 {
2408         struct ecore_load_req_params load_req_params;
2409         u32 load_code, resp, param, drv_mb_param;
2410         bool b_default_mtu = true;
2411         struct ecore_hwfn *p_hwfn;
2412         enum _ecore_status_t rc = ECORE_SUCCESS;
2413         u16 ether_type;
2414         int i;
2415
2416         if ((p_params->int_mode == ECORE_INT_MODE_MSI) && ECORE_IS_CMT(p_dev)) {
2417                 DP_NOTICE(p_dev, false,
2418                           "MSI mode is not supported for CMT devices\n");
2419                 return ECORE_INVAL;
2420         }
2421
2422         if (IS_PF(p_dev)) {
2423                 rc = ecore_init_fw_data(p_dev, p_params->bin_fw_data);
2424                 if (rc != ECORE_SUCCESS)
2425                         return rc;
2426         }
2427
2428         for_each_hwfn(p_dev, i) {
2429                 p_hwfn = &p_dev->hwfns[i];
2430
2431                 /* If management didn't provide a default, set one of our own */
2432                 if (!p_hwfn->hw_info.mtu) {
2433                         p_hwfn->hw_info.mtu = 1500;
2434                         b_default_mtu = false;
2435                 }
2436
2437                 if (IS_VF(p_dev)) {
2438                         ecore_vf_start(p_hwfn, p_params);
2439                         continue;
2440                 }
2441
2442                 rc = ecore_calc_hw_mode(p_hwfn);
2443                 if (rc != ECORE_SUCCESS)
2444                         return rc;
2445
2446                 if (IS_PF(p_dev) && (OSAL_TEST_BIT(ECORE_MF_8021Q_TAGGING,
2447                                                    &p_dev->mf_bits) ||
2448                                      OSAL_TEST_BIT(ECORE_MF_8021AD_TAGGING,
2449                                                    &p_dev->mf_bits))) {
2450                         if (OSAL_TEST_BIT(ECORE_MF_8021Q_TAGGING,
2451                                           &p_dev->mf_bits))
2452                                 ether_type = ETHER_TYPE_VLAN;
2453                         else
2454                                 ether_type = ETHER_TYPE_QINQ;
2455                         STORE_RT_REG(p_hwfn, PRS_REG_TAG_ETHERTYPE_0_RT_OFFSET,
2456                                      ether_type);
2457                         STORE_RT_REG(p_hwfn, NIG_REG_TAG_ETHERTYPE_0_RT_OFFSET,
2458                                      ether_type);
2459                         STORE_RT_REG(p_hwfn, PBF_REG_TAG_ETHERTYPE_0_RT_OFFSET,
2460                                      ether_type);
2461                         STORE_RT_REG(p_hwfn, DORQ_REG_TAG1_ETHERTYPE_RT_OFFSET,
2462                                      ether_type);
2463                 }
2464
2465                 ecore_set_spq_block_timeout(p_hwfn, p_params->spq_timeout_ms);
2466
2467                 rc = ecore_fill_load_req_params(p_hwfn, &load_req_params,
2468                                                 p_params->p_drv_load_params);
2469                 if (rc != ECORE_SUCCESS)
2470                         return rc;
2471
2472                 rc = ecore_mcp_load_req(p_hwfn, p_hwfn->p_main_ptt,
2473                                         &load_req_params);
2474                 if (rc != ECORE_SUCCESS) {
2475                         DP_NOTICE(p_hwfn, false,
2476                                   "Failed sending a LOAD_REQ command\n");
2477                         return rc;
2478                 }
2479
2480                 load_code = load_req_params.load_code;
2481                 DP_VERBOSE(p_hwfn, ECORE_MSG_SP,
2482                            "Load request was sent. Load code: 0x%x\n",
2483                            load_code);
2484
2485                 ecore_mcp_set_capabilities(p_hwfn, p_hwfn->p_main_ptt);
2486
2487                 /* CQ75580:
2488                  * When coming back from hiberbate state, the registers from
2489                  * which shadow is read initially are not initialized. It turns
2490                  * out that these registers get initialized during the call to
2491                  * ecore_mcp_load_req request. So we need to reread them here
2492                  * to get the proper shadow register value.
2493                  * Note: This is a workaround for the missing MFW
2494                  * initialization. It may be removed once the implementation
2495                  * is done.
2496                  */
2497                 ecore_reset_mb_shadow(p_hwfn, p_hwfn->p_main_ptt);
2498
2499                 /* Only relevant for recovery:
2500                  * Clear the indication after the LOAD_REQ command is responded
2501                  * by the MFW.
2502                  */
2503                 p_dev->recov_in_prog = false;
2504
2505                 p_hwfn->first_on_engine = (load_code ==
2506                                            FW_MSG_CODE_DRV_LOAD_ENGINE);
2507
2508                 if (!qm_lock_ref_cnt) {
2509 #ifdef CONFIG_ECORE_LOCK_ALLOC
2510                         rc = OSAL_SPIN_LOCK_ALLOC(p_hwfn, &qm_lock);
2511                         if (rc) {
2512                                 DP_ERR(p_hwfn, "qm_lock allocation failed\n");
2513                                 goto qm_lock_fail;
2514                         }
2515 #endif
2516                         OSAL_SPIN_LOCK_INIT(&qm_lock);
2517                 }
2518                 ++qm_lock_ref_cnt;
2519
2520                 /* Clean up chip from previous driver if such remains exist.
2521                  * This is not needed when the PF is the first one on the
2522                  * engine, since afterwards we are going to init the FW.
2523                  */
2524                 if (load_code != FW_MSG_CODE_DRV_LOAD_ENGINE) {
2525                         rc = ecore_final_cleanup(p_hwfn, p_hwfn->p_main_ptt,
2526                                                  p_hwfn->rel_pf_id, false);
2527                         if (rc != ECORE_SUCCESS) {
2528                                 ecore_hw_err_notify(p_hwfn,
2529                                                     ECORE_HW_ERR_RAMROD_FAIL);
2530                                 goto load_err;
2531                         }
2532                 }
2533
2534                 /* Log and clear previous pglue_b errors if such exist */
2535                 ecore_pglueb_rbc_attn_handler(p_hwfn, p_hwfn->p_main_ptt, true);
2536
2537                 /* Enable the PF's internal FID_enable in the PXP */
2538                 rc = ecore_pglueb_set_pfid_enable(p_hwfn, p_hwfn->p_main_ptt,
2539                                                   true);
2540                 if (rc != ECORE_SUCCESS)
2541                         goto load_err;
2542
2543                 /* Clear the pglue_b was_error indication.
2544                  * In E4 it must be done after the BME and the internal
2545                  * FID_enable for the PF are set, since VDMs may cause the
2546                  * indication to be set again.
2547                  */
2548                 ecore_pglueb_clear_err(p_hwfn, p_hwfn->p_main_ptt);
2549
2550                 switch (load_code) {
2551                 case FW_MSG_CODE_DRV_LOAD_ENGINE:
2552                         rc = ecore_hw_init_common(p_hwfn, p_hwfn->p_main_ptt,
2553                                                   p_hwfn->hw_info.hw_mode);
2554                         if (rc != ECORE_SUCCESS)
2555                                 break;
2556                         /* Fall into */
2557                 case FW_MSG_CODE_DRV_LOAD_PORT:
2558                         rc = ecore_hw_init_port(p_hwfn, p_hwfn->p_main_ptt,
2559                                                 p_hwfn->hw_info.hw_mode);
2560                         if (rc != ECORE_SUCCESS)
2561                                 break;
2562                         /* Fall into */
2563                 case FW_MSG_CODE_DRV_LOAD_FUNCTION:
2564                         rc = ecore_hw_init_pf(p_hwfn, p_hwfn->p_main_ptt,
2565                                               p_params->p_tunn,
2566                                               p_hwfn->hw_info.hw_mode,
2567                                               p_params->b_hw_start,
2568                                               p_params->int_mode,
2569                                               p_params->allow_npar_tx_switch);
2570                         break;
2571                 default:
2572                         DP_NOTICE(p_hwfn, false,
2573                                   "Unexpected load code [0x%08x]", load_code);
2574                         rc = ECORE_NOTIMPL;
2575                         break;
2576                 }
2577
2578                 if (rc != ECORE_SUCCESS) {
2579                         DP_NOTICE(p_hwfn, false,
2580                                   "init phase failed for loadcode 0x%x (rc %d)\n",
2581                                   load_code, rc);
2582                         goto load_err;
2583                 }
2584
2585                 rc = ecore_mcp_load_done(p_hwfn, p_hwfn->p_main_ptt);
2586                 if (rc != ECORE_SUCCESS) {
2587                         DP_NOTICE(p_hwfn, false,
2588                                   "Sending load done failed, rc = %d\n", rc);
2589                         if (rc == ECORE_NOMEM) {
2590                                 DP_NOTICE(p_hwfn, false,
2591                                           "Sending load done was failed due to memory allocation failure\n");
2592                                 goto load_err;
2593                         }
2594                         return rc;
2595                 }
2596
2597                 /* send DCBX attention request command */
2598                 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
2599                            "sending phony dcbx set command to trigger DCBx attention handling\n");
2600                 rc = ecore_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt,
2601                                    DRV_MSG_CODE_SET_DCBX,
2602                                    1 << DRV_MB_PARAM_DCBX_NOTIFY_OFFSET, &resp,
2603                                    &param);
2604                 if (rc != ECORE_SUCCESS) {
2605                         DP_NOTICE(p_hwfn, false,
2606                                   "Failed to send DCBX attention request\n");
2607                         return rc;
2608                 }
2609
2610                 p_hwfn->hw_init_done = true;
2611         }
2612
2613         if (IS_PF(p_dev)) {
2614                 /* Get pre-negotiated values for stag, bandwidth etc. */
2615                 p_hwfn = ECORE_LEADING_HWFN(p_dev);
2616                 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ,
2617                            "Sending GET_OEM_UPDATES command to trigger stag/bandwidth attention handling\n");
2618                 rc = ecore_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt,
2619                                    DRV_MSG_CODE_GET_OEM_UPDATES,
2620                                    1 << DRV_MB_PARAM_DUMMY_OEM_UPDATES_OFFSET,
2621                                    &resp, &param);
2622                 if (rc != ECORE_SUCCESS)
2623                         DP_NOTICE(p_hwfn, false,
2624                                   "Failed to send GET_OEM_UPDATES attention request\n");
2625         }
2626
2627         if (IS_PF(p_dev)) {
2628                 p_hwfn = ECORE_LEADING_HWFN(p_dev);
2629                 drv_mb_param = STORM_FW_VERSION;
2630                 rc = ecore_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt,
2631                                    DRV_MSG_CODE_OV_UPDATE_STORM_FW_VER,
2632                                    drv_mb_param, &resp, &param);
2633                 if (rc != ECORE_SUCCESS)
2634                         DP_INFO(p_hwfn, "Failed to update firmware version\n");
2635
2636                 if (!b_default_mtu) {
2637                         rc = ecore_mcp_ov_update_mtu(p_hwfn, p_hwfn->p_main_ptt,
2638                                                       p_hwfn->hw_info.mtu);
2639                         if (rc != ECORE_SUCCESS)
2640                                 DP_INFO(p_hwfn, "Failed to update default mtu\n");
2641                 }
2642
2643                 rc = ecore_mcp_ov_update_driver_state(p_hwfn,
2644                                                       p_hwfn->p_main_ptt,
2645                                                 ECORE_OV_DRIVER_STATE_DISABLED);
2646                 if (rc != ECORE_SUCCESS)
2647                         DP_INFO(p_hwfn, "Failed to update driver state\n");
2648
2649                 rc = ecore_mcp_ov_update_eswitch(p_hwfn, p_hwfn->p_main_ptt,
2650                                                  ECORE_OV_ESWITCH_NONE);
2651                 if (rc != ECORE_SUCCESS)
2652                         DP_INFO(p_hwfn, "Failed to update eswitch mode\n");
2653         }
2654
2655         return rc;
2656
2657 load_err:
2658         --qm_lock_ref_cnt;
2659 #ifdef CONFIG_ECORE_LOCK_ALLOC
2660         if (!qm_lock_ref_cnt)
2661                 OSAL_SPIN_LOCK_DEALLOC(&qm_lock);
2662 qm_lock_fail:
2663 #endif
2664         /* The MFW load lock should be released regardless of success or failure
2665          * of initialization.
2666          * TODO: replace this with an attempt to send cancel_load.
2667          */
2668         ecore_mcp_load_done(p_hwfn, p_hwfn->p_main_ptt);
2669         return rc;
2670 }
2671
2672 #define ECORE_HW_STOP_RETRY_LIMIT       (10)
2673 static void ecore_hw_timers_stop(struct ecore_dev *p_dev,
2674                                  struct ecore_hwfn *p_hwfn,
2675                                  struct ecore_ptt *p_ptt)
2676 {
2677         int i;
2678
2679         /* close timers */
2680         ecore_wr(p_hwfn, p_ptt, TM_REG_PF_ENABLE_CONN, 0x0);
2681         ecore_wr(p_hwfn, p_ptt, TM_REG_PF_ENABLE_TASK, 0x0);
2682         for (i = 0; i < ECORE_HW_STOP_RETRY_LIMIT && !p_dev->recov_in_prog;
2683                                                                         i++) {
2684                 if ((!ecore_rd(p_hwfn, p_ptt,
2685                                TM_REG_PF_SCAN_ACTIVE_CONN)) &&
2686                     (!ecore_rd(p_hwfn, p_ptt, TM_REG_PF_SCAN_ACTIVE_TASK)))
2687                         break;
2688
2689                 /* Dependent on number of connection/tasks, possibly
2690                  * 1ms sleep is required between polls
2691                  */
2692                 OSAL_MSLEEP(1);
2693         }
2694
2695         if (i < ECORE_HW_STOP_RETRY_LIMIT)
2696                 return;
2697
2698         DP_NOTICE(p_hwfn, false,
2699                   "Timers linear scans are not over [Connection %02x Tasks %02x]\n",
2700                   (u8)ecore_rd(p_hwfn, p_ptt, TM_REG_PF_SCAN_ACTIVE_CONN),
2701                   (u8)ecore_rd(p_hwfn, p_ptt, TM_REG_PF_SCAN_ACTIVE_TASK));
2702 }
2703
2704 void ecore_hw_timers_stop_all(struct ecore_dev *p_dev)
2705 {
2706         int j;
2707
2708         for_each_hwfn(p_dev, j) {
2709                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[j];
2710                 struct ecore_ptt *p_ptt = p_hwfn->p_main_ptt;
2711
2712                 ecore_hw_timers_stop(p_dev, p_hwfn, p_ptt);
2713         }
2714 }
2715
2716 static enum _ecore_status_t ecore_verify_reg_val(struct ecore_hwfn *p_hwfn,
2717                                                  struct ecore_ptt *p_ptt,
2718                                                  u32 addr, u32 expected_val)
2719 {
2720         u32 val = ecore_rd(p_hwfn, p_ptt, addr);
2721
2722         if (val != expected_val) {
2723                 DP_NOTICE(p_hwfn, true,
2724                           "Value at address 0x%08x is 0x%08x while the expected value is 0x%08x\n",
2725                           addr, val, expected_val);
2726                 return ECORE_UNKNOWN_ERROR;
2727         }
2728
2729         return ECORE_SUCCESS;
2730 }
2731
2732 enum _ecore_status_t ecore_hw_stop(struct ecore_dev *p_dev)
2733 {
2734         struct ecore_hwfn *p_hwfn;
2735         struct ecore_ptt *p_ptt;
2736         enum _ecore_status_t rc, rc2 = ECORE_SUCCESS;
2737         int j;
2738
2739         for_each_hwfn(p_dev, j) {
2740                 p_hwfn = &p_dev->hwfns[j];
2741                 p_ptt = p_hwfn->p_main_ptt;
2742
2743                 DP_VERBOSE(p_hwfn, ECORE_MSG_IFDOWN, "Stopping hw/fw\n");
2744
2745                 if (IS_VF(p_dev)) {
2746                         ecore_vf_pf_int_cleanup(p_hwfn);
2747                         rc = ecore_vf_pf_reset(p_hwfn);
2748                         if (rc != ECORE_SUCCESS) {
2749                                 DP_NOTICE(p_hwfn, true,
2750                                           "ecore_vf_pf_reset failed. rc = %d.\n",
2751                                           rc);
2752                                 rc2 = ECORE_UNKNOWN_ERROR;
2753                         }
2754                         continue;
2755                 }
2756
2757                 /* mark the hw as uninitialized... */
2758                 p_hwfn->hw_init_done = false;
2759
2760                 /* Send unload command to MCP */
2761                 if (!p_dev->recov_in_prog) {
2762                         rc = ecore_mcp_unload_req(p_hwfn, p_ptt);
2763                         if (rc != ECORE_SUCCESS) {
2764                                 DP_NOTICE(p_hwfn, false,
2765                                           "Failed sending a UNLOAD_REQ command. rc = %d.\n",
2766                                           rc);
2767                                 rc2 = ECORE_UNKNOWN_ERROR;
2768                         }
2769                 }
2770
2771                 OSAL_DPC_SYNC(p_hwfn);
2772
2773                 /* After this point no MFW attentions are expected, e.g. prevent
2774                  * race between pf stop and dcbx pf update.
2775                  */
2776
2777                 rc = ecore_sp_pf_stop(p_hwfn);
2778                 if (rc != ECORE_SUCCESS) {
2779                         DP_NOTICE(p_hwfn, false,
2780                                   "Failed to close PF against FW [rc = %d]. Continue to stop HW to prevent illegal host access by the device.\n",
2781                                   rc);
2782                         rc2 = ECORE_UNKNOWN_ERROR;
2783                 }
2784
2785                 /* perform debug action after PF stop was sent */
2786                 OSAL_AFTER_PF_STOP((void *)p_dev, p_hwfn->my_id);
2787
2788                 /* close NIG to BRB gate */
2789                 ecore_wr(p_hwfn, p_ptt,
2790                          NIG_REG_RX_LLH_BRB_GATE_DNTFWD_PERPF, 0x1);
2791
2792                 /* close parser */
2793                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_TCP, 0x0);
2794                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_UDP, 0x0);
2795                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_FCOE, 0x0);
2796                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_ROCE, 0x0);
2797                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_OPENFLOW, 0x0);
2798
2799                 /* @@@TBD - clean transmission queues (5.b) */
2800                 /* @@@TBD - clean BTB (5.c) */
2801
2802                 ecore_hw_timers_stop(p_dev, p_hwfn, p_ptt);
2803
2804                 /* @@@TBD - verify DMAE requests are done (8) */
2805
2806                 /* Disable Attention Generation */
2807                 ecore_int_igu_disable_int(p_hwfn, p_ptt);
2808                 ecore_wr(p_hwfn, p_ptt, IGU_REG_LEADING_EDGE_LATCH, 0);
2809                 ecore_wr(p_hwfn, p_ptt, IGU_REG_TRAILING_EDGE_LATCH, 0);
2810                 ecore_int_igu_init_pure_rt(p_hwfn, p_ptt, false, true);
2811                 rc = ecore_int_igu_reset_cam_default(p_hwfn, p_ptt);
2812                 if (rc != ECORE_SUCCESS) {
2813                         DP_NOTICE(p_hwfn, true,
2814                                   "Failed to return IGU CAM to default\n");
2815                         rc2 = ECORE_UNKNOWN_ERROR;
2816                 }
2817
2818                 /* Need to wait 1ms to guarantee SBs are cleared */
2819                 OSAL_MSLEEP(1);
2820
2821                 if (!p_dev->recov_in_prog) {
2822                         ecore_verify_reg_val(p_hwfn, p_ptt,
2823                                              QM_REG_USG_CNT_PF_TX, 0);
2824                         ecore_verify_reg_val(p_hwfn, p_ptt,
2825                                              QM_REG_USG_CNT_PF_OTHER, 0);
2826                         /* @@@TBD - assert on incorrect xCFC values (10.b) */
2827                 }
2828
2829                 /* Disable PF in HW blocks */
2830                 ecore_wr(p_hwfn, p_ptt, DORQ_REG_PF_DB_ENABLE, 0);
2831                 ecore_wr(p_hwfn, p_ptt, QM_REG_PF_EN, 0);
2832
2833                 --qm_lock_ref_cnt;
2834 #ifdef CONFIG_ECORE_LOCK_ALLOC
2835                 if (!qm_lock_ref_cnt)
2836                         OSAL_SPIN_LOCK_DEALLOC(&qm_lock);
2837 #endif
2838
2839                 if (!p_dev->recov_in_prog) {
2840                         rc = ecore_mcp_unload_done(p_hwfn, p_ptt);
2841                         if (rc == ECORE_NOMEM) {
2842                                 DP_NOTICE(p_hwfn, false,
2843                                          "Failed sending an UNLOAD_DONE command due to a memory allocation failure. Resending.\n");
2844                                 rc = ecore_mcp_unload_done(p_hwfn, p_ptt);
2845                         }
2846                         if (rc != ECORE_SUCCESS) {
2847                                 DP_NOTICE(p_hwfn, false,
2848                                           "Failed sending a UNLOAD_DONE command. rc = %d.\n",
2849                                           rc);
2850                                 rc2 = ECORE_UNKNOWN_ERROR;
2851                         }
2852                 }
2853         } /* hwfn loop */
2854
2855         if (IS_PF(p_dev) && !p_dev->recov_in_prog) {
2856                 p_hwfn = ECORE_LEADING_HWFN(p_dev);
2857                 p_ptt = ECORE_LEADING_HWFN(p_dev)->p_main_ptt;
2858
2859                  /* Clear the PF's internal FID_enable in the PXP.
2860                   * In CMT this should only be done for first hw-function, and
2861                   * only after all transactions have stopped for all active
2862                   * hw-functions.
2863                   */
2864                 rc = ecore_pglueb_set_pfid_enable(p_hwfn, p_hwfn->p_main_ptt,
2865                                                   false);
2866                 if (rc != ECORE_SUCCESS) {
2867                         DP_NOTICE(p_hwfn, true,
2868                                   "ecore_pglueb_set_pfid_enable() failed. rc = %d.\n",
2869                                   rc);
2870                         rc2 = ECORE_UNKNOWN_ERROR;
2871                 }
2872         }
2873
2874         return rc2;
2875 }
2876
2877 enum _ecore_status_t ecore_hw_stop_fastpath(struct ecore_dev *p_dev)
2878 {
2879         int j;
2880
2881         for_each_hwfn(p_dev, j) {
2882                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[j];
2883                 struct ecore_ptt *p_ptt;
2884
2885                 if (IS_VF(p_dev)) {
2886                         ecore_vf_pf_int_cleanup(p_hwfn);
2887                         continue;
2888                 }
2889                 p_ptt = ecore_ptt_acquire(p_hwfn);
2890                 if (!p_ptt)
2891                         return ECORE_AGAIN;
2892
2893                 DP_VERBOSE(p_hwfn, ECORE_MSG_IFDOWN,
2894                            "Shutting down the fastpath\n");
2895
2896                 ecore_wr(p_hwfn, p_ptt,
2897                          NIG_REG_RX_LLH_BRB_GATE_DNTFWD_PERPF, 0x1);
2898
2899                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_TCP, 0x0);
2900                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_UDP, 0x0);
2901                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_FCOE, 0x0);
2902                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_ROCE, 0x0);
2903                 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_OPENFLOW, 0x0);
2904
2905                 /* @@@TBD - clean transmission queues (5.b) */
2906                 /* @@@TBD - clean BTB (5.c) */
2907
2908                 /* @@@TBD - verify DMAE requests are done (8) */
2909
2910                 ecore_int_igu_init_pure_rt(p_hwfn, p_ptt, false, false);
2911                 /* Need to wait 1ms to guarantee SBs are cleared */
2912                 OSAL_MSLEEP(1);
2913                 ecore_ptt_release(p_hwfn, p_ptt);
2914         }
2915
2916         return ECORE_SUCCESS;
2917 }
2918
2919 enum _ecore_status_t ecore_hw_start_fastpath(struct ecore_hwfn *p_hwfn)
2920 {
2921         struct ecore_ptt *p_ptt;
2922
2923         if (IS_VF(p_hwfn->p_dev))
2924                 return ECORE_SUCCESS;
2925
2926         p_ptt = ecore_ptt_acquire(p_hwfn);
2927         if (!p_ptt)
2928                 return ECORE_AGAIN;
2929
2930         /* If roce info is allocated it means roce is initialized and should
2931          * be enabled in searcher.
2932          */
2933         if (p_hwfn->p_rdma_info) {
2934                 if (p_hwfn->b_rdma_enabled_in_prs)
2935                         ecore_wr(p_hwfn, p_ptt,
2936                                  p_hwfn->rdma_prs_search_reg, 0x1);
2937                 ecore_wr(p_hwfn, p_ptt, TM_REG_PF_ENABLE_CONN, 0x1);
2938         }
2939
2940         /* Re-open incoming traffic */
2941         ecore_wr(p_hwfn, p_ptt,
2942                  NIG_REG_RX_LLH_BRB_GATE_DNTFWD_PERPF, 0x0);
2943         ecore_ptt_release(p_hwfn, p_ptt);
2944
2945         return ECORE_SUCCESS;
2946 }
2947
2948 /* Free hwfn memory and resources acquired in hw_hwfn_prepare */
2949 static void ecore_hw_hwfn_free(struct ecore_hwfn *p_hwfn)
2950 {
2951         ecore_ptt_pool_free(p_hwfn);
2952         OSAL_FREE(p_hwfn->p_dev, p_hwfn->hw_info.p_igu_info);
2953 }
2954
2955 /* Setup bar access */
2956 static void ecore_hw_hwfn_prepare(struct ecore_hwfn *p_hwfn)
2957 {
2958         /* clear indirect access */
2959         if (ECORE_IS_AH(p_hwfn->p_dev)) {
2960                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2961                          PGLUE_B_REG_PGL_ADDR_E8_F0_K2_E5, 0);
2962                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2963                          PGLUE_B_REG_PGL_ADDR_EC_F0_K2_E5, 0);
2964                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2965                          PGLUE_B_REG_PGL_ADDR_F0_F0_K2_E5, 0);
2966                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2967                          PGLUE_B_REG_PGL_ADDR_F4_F0_K2_E5, 0);
2968         } else {
2969                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2970                          PGLUE_B_REG_PGL_ADDR_88_F0_BB, 0);
2971                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2972                          PGLUE_B_REG_PGL_ADDR_8C_F0_BB, 0);
2973                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2974                          PGLUE_B_REG_PGL_ADDR_90_F0_BB, 0);
2975                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2976                          PGLUE_B_REG_PGL_ADDR_94_F0_BB, 0);
2977         }
2978
2979         /* Clean previous pglue_b errors if such exist */
2980         ecore_pglueb_clear_err(p_hwfn, p_hwfn->p_main_ptt);
2981
2982         /* enable internal target-read */
2983         ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2984                  PGLUE_B_REG_INTERNAL_PFID_ENABLE_TARGET_READ, 1);
2985 }
2986
2987 static void get_function_id(struct ecore_hwfn *p_hwfn)
2988 {
2989         /* ME Register */
2990         p_hwfn->hw_info.opaque_fid = (u16)REG_RD(p_hwfn,
2991                                                   PXP_PF_ME_OPAQUE_ADDR);
2992
2993         p_hwfn->hw_info.concrete_fid = REG_RD(p_hwfn, PXP_PF_ME_CONCRETE_ADDR);
2994
2995         /* Bits 16-19 from the ME registers are the pf_num */
2996         p_hwfn->abs_pf_id = (p_hwfn->hw_info.concrete_fid >> 16) & 0xf;
2997         p_hwfn->rel_pf_id = GET_FIELD(p_hwfn->hw_info.concrete_fid,
2998                                       PXP_CONCRETE_FID_PFID);
2999         p_hwfn->port_id = GET_FIELD(p_hwfn->hw_info.concrete_fid,
3000                                     PXP_CONCRETE_FID_PORT);
3001
3002         DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE,
3003                    "Read ME register: Concrete 0x%08x Opaque 0x%04x\n",
3004                    p_hwfn->hw_info.concrete_fid, p_hwfn->hw_info.opaque_fid);
3005 }
3006
3007 static void ecore_hw_set_feat(struct ecore_hwfn *p_hwfn)
3008 {
3009         u32 *feat_num = p_hwfn->hw_info.feat_num;
3010         struct ecore_sb_cnt_info sb_cnt;
3011         u32 non_l2_sbs = 0;
3012
3013         OSAL_MEM_ZERO(&sb_cnt, sizeof(sb_cnt));
3014         ecore_int_get_num_sbs(p_hwfn, &sb_cnt);
3015
3016         /* L2 Queues require each: 1 status block. 1 L2 queue */
3017         if (ECORE_IS_L2_PERSONALITY(p_hwfn)) {
3018                 /* Start by allocating VF queues, then PF's */
3019                 feat_num[ECORE_VF_L2_QUE] =
3020                         OSAL_MIN_T(u32,
3021                                    RESC_NUM(p_hwfn, ECORE_L2_QUEUE),
3022                                    sb_cnt.iov_cnt);
3023                 feat_num[ECORE_PF_L2_QUE] =
3024                         OSAL_MIN_T(u32,
3025                                    sb_cnt.cnt - non_l2_sbs,
3026                                    RESC_NUM(p_hwfn, ECORE_L2_QUEUE) -
3027                                    FEAT_NUM(p_hwfn, ECORE_VF_L2_QUE));
3028         }
3029
3030         if (ECORE_IS_FCOE_PERSONALITY(p_hwfn))
3031                 feat_num[ECORE_FCOE_CQ] =
3032                         OSAL_MIN_T(u32, sb_cnt.cnt, RESC_NUM(p_hwfn,
3033                                                              ECORE_CMDQS_CQS));
3034
3035         if (ECORE_IS_ISCSI_PERSONALITY(p_hwfn))
3036                 feat_num[ECORE_ISCSI_CQ] =
3037                         OSAL_MIN_T(u32, sb_cnt.cnt, RESC_NUM(p_hwfn,
3038                                                              ECORE_CMDQS_CQS));
3039
3040         DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE,
3041                    "#PF_L2_QUEUE=%d VF_L2_QUEUES=%d #ROCE_CNQ=%d #FCOE_CQ=%d #ISCSI_CQ=%d #SB=%d\n",
3042                    (int)FEAT_NUM(p_hwfn, ECORE_PF_L2_QUE),
3043                    (int)FEAT_NUM(p_hwfn, ECORE_VF_L2_QUE),
3044                    (int)FEAT_NUM(p_hwfn, ECORE_RDMA_CNQ),
3045                    (int)FEAT_NUM(p_hwfn, ECORE_FCOE_CQ),
3046                    (int)FEAT_NUM(p_hwfn, ECORE_ISCSI_CQ),
3047                    (int)sb_cnt.cnt);
3048 }
3049
3050 const char *ecore_hw_get_resc_name(enum ecore_resources res_id)
3051 {
3052         switch (res_id) {
3053         case ECORE_L2_QUEUE:
3054                 return "L2_QUEUE";
3055         case ECORE_VPORT:
3056                 return "VPORT";
3057         case ECORE_RSS_ENG:
3058                 return "RSS_ENG";
3059         case ECORE_PQ:
3060                 return "PQ";
3061         case ECORE_RL:
3062                 return "RL";
3063         case ECORE_MAC:
3064                 return "MAC";
3065         case ECORE_VLAN:
3066                 return "VLAN";
3067         case ECORE_RDMA_CNQ_RAM:
3068                 return "RDMA_CNQ_RAM";
3069         case ECORE_ILT:
3070                 return "ILT";
3071         case ECORE_LL2_QUEUE:
3072                 return "LL2_QUEUE";
3073         case ECORE_CMDQS_CQS:
3074                 return "CMDQS_CQS";
3075         case ECORE_RDMA_STATS_QUEUE:
3076                 return "RDMA_STATS_QUEUE";
3077         case ECORE_BDQ:
3078                 return "BDQ";
3079         case ECORE_SB:
3080                 return "SB";
3081         default:
3082                 return "UNKNOWN_RESOURCE";
3083         }
3084 }
3085
3086 static enum _ecore_status_t
3087 __ecore_hw_set_soft_resc_size(struct ecore_hwfn *p_hwfn,
3088                               struct ecore_ptt *p_ptt,
3089                               enum ecore_resources res_id,
3090                               u32 resc_max_val,
3091                               u32 *p_mcp_resp)
3092 {
3093         enum _ecore_status_t rc;
3094
3095         rc = ecore_mcp_set_resc_max_val(p_hwfn, p_ptt, res_id,
3096                                         resc_max_val, p_mcp_resp);
3097         if (rc != ECORE_SUCCESS) {
3098                 DP_NOTICE(p_hwfn, false,
3099                           "MFW response failure for a max value setting of resource %d [%s]\n",
3100                           res_id, ecore_hw_get_resc_name(res_id));
3101                 return rc;
3102         }
3103
3104         if (*p_mcp_resp != FW_MSG_CODE_RESOURCE_ALLOC_OK)
3105                 DP_INFO(p_hwfn,
3106                         "Failed to set the max value of resource %d [%s]. mcp_resp = 0x%08x.\n",
3107                         res_id, ecore_hw_get_resc_name(res_id), *p_mcp_resp);
3108
3109         return ECORE_SUCCESS;
3110 }
3111
3112 static enum _ecore_status_t
3113 ecore_hw_set_soft_resc_size(struct ecore_hwfn *p_hwfn,
3114                             struct ecore_ptt *p_ptt)
3115 {
3116         bool b_ah = ECORE_IS_AH(p_hwfn->p_dev);
3117         u32 resc_max_val, mcp_resp;
3118         u8 res_id;
3119         enum _ecore_status_t rc;
3120
3121         for (res_id = 0; res_id < ECORE_MAX_RESC; res_id++) {
3122                 /* @DPDK */
3123                 switch (res_id) {
3124                 case ECORE_LL2_QUEUE:
3125                 case ECORE_RDMA_CNQ_RAM:
3126                 case ECORE_RDMA_STATS_QUEUE:
3127                 case ECORE_BDQ:
3128                         resc_max_val = 0;
3129                         break;
3130                 default:
3131                         continue;
3132                 }
3133
3134                 rc = __ecore_hw_set_soft_resc_size(p_hwfn, p_ptt, res_id,
3135                                                    resc_max_val, &mcp_resp);
3136                 if (rc != ECORE_SUCCESS)
3137                         return rc;
3138
3139                 /* There's no point to continue to the next resource if the
3140                  * command is not supported by the MFW.
3141                  * We do continue if the command is supported but the resource
3142                  * is unknown to the MFW. Such a resource will be later
3143                  * configured with the default allocation values.
3144                  */
3145                 if (mcp_resp == FW_MSG_CODE_UNSUPPORTED)
3146                         return ECORE_NOTIMPL;
3147         }
3148
3149         return ECORE_SUCCESS;
3150 }
3151
3152 static
3153 enum _ecore_status_t ecore_hw_get_dflt_resc(struct ecore_hwfn *p_hwfn,
3154                                             enum ecore_resources res_id,
3155                                             u32 *p_resc_num, u32 *p_resc_start)
3156 {
3157         u8 num_funcs = p_hwfn->num_funcs_on_engine;
3158         bool b_ah = ECORE_IS_AH(p_hwfn->p_dev);
3159
3160         switch (res_id) {
3161         case ECORE_L2_QUEUE:
3162                 *p_resc_num = (b_ah ? MAX_NUM_L2_QUEUES_K2 :
3163                                  MAX_NUM_L2_QUEUES_BB) / num_funcs;
3164                 break;
3165         case ECORE_VPORT:
3166                 *p_resc_num = (b_ah ? MAX_NUM_VPORTS_K2 :
3167                                  MAX_NUM_VPORTS_BB) / num_funcs;
3168                 break;
3169         case ECORE_RSS_ENG:
3170                 *p_resc_num = (b_ah ? ETH_RSS_ENGINE_NUM_K2 :
3171                                  ETH_RSS_ENGINE_NUM_BB) / num_funcs;
3172                 break;
3173         case ECORE_PQ:
3174                 *p_resc_num = (b_ah ? MAX_QM_TX_QUEUES_K2 :
3175                                  MAX_QM_TX_QUEUES_BB) / num_funcs;
3176                 break;
3177         case ECORE_RL:
3178                 *p_resc_num = MAX_QM_GLOBAL_RLS / num_funcs;
3179                 break;
3180         case ECORE_MAC:
3181         case ECORE_VLAN:
3182                 /* Each VFC resource can accommodate both a MAC and a VLAN */
3183                 *p_resc_num = ETH_NUM_MAC_FILTERS / num_funcs;
3184                 break;
3185         case ECORE_ILT:
3186                 *p_resc_num = (b_ah ? PXP_NUM_ILT_RECORDS_K2 :
3187                                  PXP_NUM_ILT_RECORDS_BB) / num_funcs;
3188                 break;
3189         case ECORE_LL2_QUEUE:
3190                 *p_resc_num = MAX_NUM_LL2_RX_QUEUES / num_funcs;
3191                 break;
3192         case ECORE_RDMA_CNQ_RAM:
3193         case ECORE_CMDQS_CQS:
3194                 /* CNQ/CMDQS are the same resource */
3195                 /* @DPDK */
3196                 *p_resc_num = (NUM_OF_GLOBAL_QUEUES / 2) / num_funcs;
3197                 break;
3198         case ECORE_RDMA_STATS_QUEUE:
3199                 /* @DPDK */
3200                 *p_resc_num = (b_ah ? MAX_NUM_VPORTS_K2 :
3201                                  MAX_NUM_VPORTS_BB) / num_funcs;
3202                 break;
3203         case ECORE_BDQ:
3204                 /* @DPDK */
3205                 *p_resc_num = 0;
3206                 break;
3207         default:
3208                 break;
3209         }
3210
3211
3212         switch (res_id) {
3213         case ECORE_BDQ:
3214                 if (!*p_resc_num)
3215                         *p_resc_start = 0;
3216                 break;
3217         case ECORE_SB:
3218                 /* Since we want its value to reflect whether MFW supports
3219                  * the new scheme, have a default of 0.
3220                  */
3221                 *p_resc_num = 0;
3222                 break;
3223         default:
3224                 *p_resc_start = *p_resc_num * p_hwfn->enabled_func_idx;
3225                 break;
3226         }
3227
3228         return ECORE_SUCCESS;
3229 }
3230
3231 static enum _ecore_status_t
3232 __ecore_hw_set_resc_info(struct ecore_hwfn *p_hwfn, enum ecore_resources res_id,
3233                          bool drv_resc_alloc)
3234 {
3235         u32 dflt_resc_num = 0, dflt_resc_start = 0;
3236         u32 mcp_resp, *p_resc_num, *p_resc_start;
3237         enum _ecore_status_t rc;
3238
3239         p_resc_num = &RESC_NUM(p_hwfn, res_id);
3240         p_resc_start = &RESC_START(p_hwfn, res_id);
3241
3242         rc = ecore_hw_get_dflt_resc(p_hwfn, res_id, &dflt_resc_num,
3243                                     &dflt_resc_start);
3244         if (rc != ECORE_SUCCESS) {
3245                 DP_ERR(p_hwfn,
3246                        "Failed to get default amount for resource %d [%s]\n",
3247                         res_id, ecore_hw_get_resc_name(res_id));
3248                 return rc;
3249         }
3250
3251 #ifndef ASIC_ONLY
3252         if (CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
3253                 *p_resc_num = dflt_resc_num;
3254                 *p_resc_start = dflt_resc_start;
3255                 goto out;
3256         }
3257 #endif
3258
3259         rc = ecore_mcp_get_resc_info(p_hwfn, p_hwfn->p_main_ptt, res_id,
3260                                      &mcp_resp, p_resc_num, p_resc_start);
3261         if (rc != ECORE_SUCCESS) {
3262                 DP_NOTICE(p_hwfn, true,
3263                           "MFW response failure for an allocation request for"
3264                           " resource %d [%s]\n",
3265                           res_id, ecore_hw_get_resc_name(res_id));
3266                 return rc;
3267         }
3268
3269         /* Default driver values are applied in the following cases:
3270          * - The resource allocation MB command is not supported by the MFW
3271          * - There is an internal error in the MFW while processing the request
3272          * - The resource ID is unknown to the MFW
3273          */
3274         if (mcp_resp != FW_MSG_CODE_RESOURCE_ALLOC_OK) {
3275                 DP_INFO(p_hwfn,
3276                         "Failed to receive allocation info for resource %d [%s]."
3277                         " mcp_resp = 0x%x. Applying default values"
3278                         " [%d,%d].\n",
3279                         res_id, ecore_hw_get_resc_name(res_id), mcp_resp,
3280                         dflt_resc_num, dflt_resc_start);
3281
3282                 *p_resc_num = dflt_resc_num;
3283                 *p_resc_start = dflt_resc_start;
3284                 goto out;
3285         }
3286
3287         if ((*p_resc_num != dflt_resc_num ||
3288              *p_resc_start != dflt_resc_start) &&
3289             res_id != ECORE_SB) {
3290                 DP_INFO(p_hwfn,
3291                         "MFW allocation for resource %d [%s] differs from default values [%d,%d vs. %d,%d]%s\n",
3292                         res_id, ecore_hw_get_resc_name(res_id), *p_resc_num,
3293                         *p_resc_start, dflt_resc_num, dflt_resc_start,
3294                         drv_resc_alloc ? " - Applying default values" : "");
3295                 if (drv_resc_alloc) {
3296                         *p_resc_num = dflt_resc_num;
3297                         *p_resc_start = dflt_resc_start;
3298                 }
3299         }
3300 out:
3301         return ECORE_SUCCESS;
3302 }
3303
3304 static enum _ecore_status_t ecore_hw_set_resc_info(struct ecore_hwfn *p_hwfn,
3305                                                    bool drv_resc_alloc)
3306 {
3307         enum _ecore_status_t rc;
3308         u8 res_id;
3309
3310         for (res_id = 0; res_id < ECORE_MAX_RESC; res_id++) {
3311                 rc = __ecore_hw_set_resc_info(p_hwfn, res_id, drv_resc_alloc);
3312                 if (rc != ECORE_SUCCESS)
3313                         return rc;
3314         }
3315
3316         return ECORE_SUCCESS;
3317 }
3318
3319 static enum _ecore_status_t ecore_hw_get_resc(struct ecore_hwfn *p_hwfn,
3320                                               struct ecore_ptt *p_ptt,
3321                                               bool drv_resc_alloc)
3322 {
3323         struct ecore_resc_unlock_params resc_unlock_params;
3324         struct ecore_resc_lock_params resc_lock_params;
3325         bool b_ah = ECORE_IS_AH(p_hwfn->p_dev);
3326         u8 res_id;
3327         enum _ecore_status_t rc;
3328 #ifndef ASIC_ONLY
3329         u32 *resc_start = p_hwfn->hw_info.resc_start;
3330         u32 *resc_num = p_hwfn->hw_info.resc_num;
3331         /* For AH, an equal share of the ILT lines between the maximal number of
3332          * PFs is not enough for RoCE. This would be solved by the future
3333          * resource allocation scheme, but isn't currently present for
3334          * FPGA/emulation. For now we keep a number that is sufficient for RoCE
3335          * to work - the BB number of ILT lines divided by its max PFs number.
3336          */
3337         u32 roce_min_ilt_lines = PXP_NUM_ILT_RECORDS_BB / MAX_NUM_PFS_BB;
3338 #endif
3339
3340         /* Setting the max values of the soft resources and the following
3341          * resources allocation queries should be atomic. Since several PFs can
3342          * run in parallel - a resource lock is needed.
3343          * If either the resource lock or resource set value commands are not
3344          * supported - skip the max values setting, release the lock if
3345          * needed, and proceed to the queries. Other failures, including a
3346          * failure to acquire the lock, will cause this function to fail.
3347          * Old drivers that don't acquire the lock can run in parallel, and
3348          * their allocation values won't be affected by the updated max values.
3349          */
3350         ecore_mcp_resc_lock_default_init(&resc_lock_params, &resc_unlock_params,
3351                                          ECORE_RESC_LOCK_RESC_ALLOC, false);
3352
3353         rc = ecore_mcp_resc_lock(p_hwfn, p_ptt, &resc_lock_params);
3354         if (rc != ECORE_SUCCESS && rc != ECORE_NOTIMPL) {
3355                 return rc;
3356         } else if (rc == ECORE_NOTIMPL) {
3357                 DP_INFO(p_hwfn,
3358                         "Skip the max values setting of the soft resources since the resource lock is not supported by the MFW\n");
3359         } else if (rc == ECORE_SUCCESS && !resc_lock_params.b_granted) {
3360                 DP_NOTICE(p_hwfn, false,
3361                           "Failed to acquire the resource lock for the resource allocation commands\n");
3362                 rc = ECORE_BUSY;
3363                 goto unlock_and_exit;
3364         } else {
3365                 rc = ecore_hw_set_soft_resc_size(p_hwfn, p_ptt);
3366                 if (rc != ECORE_SUCCESS && rc != ECORE_NOTIMPL) {
3367                         DP_NOTICE(p_hwfn, false,
3368                                   "Failed to set the max values of the soft resources\n");
3369                         goto unlock_and_exit;
3370                 } else if (rc == ECORE_NOTIMPL) {
3371                         DP_INFO(p_hwfn,
3372                                 "Skip the max values setting of the soft resources since it is not supported by the MFW\n");
3373                         rc = ecore_mcp_resc_unlock(p_hwfn, p_ptt,
3374                                                    &resc_unlock_params);
3375                         if (rc != ECORE_SUCCESS)
3376                                 DP_INFO(p_hwfn,
3377                                         "Failed to release the resource lock for the resource allocation commands\n");
3378                 }
3379         }
3380
3381         rc = ecore_hw_set_resc_info(p_hwfn, drv_resc_alloc);
3382         if (rc != ECORE_SUCCESS)
3383                 goto unlock_and_exit;
3384
3385         if (resc_lock_params.b_granted && !resc_unlock_params.b_released) {
3386                 rc = ecore_mcp_resc_unlock(p_hwfn, p_ptt,
3387                                            &resc_unlock_params);
3388                 if (rc != ECORE_SUCCESS)
3389                         DP_INFO(p_hwfn,
3390                                 "Failed to release the resource lock for the resource allocation commands\n");
3391         }
3392
3393 #ifndef ASIC_ONLY
3394         if (CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
3395                 /* Reduced build contains less PQs */
3396                 if (!(p_hwfn->p_dev->b_is_emul_full)) {
3397                         resc_num[ECORE_PQ] = 32;
3398                         resc_start[ECORE_PQ] = resc_num[ECORE_PQ] *
3399                             p_hwfn->enabled_func_idx;
3400                 }
3401
3402                 /* For AH emulation, since we have a possible maximal number of
3403                  * 16 enabled PFs, in case there are not enough ILT lines -
3404                  * allocate only first PF as RoCE and have all the other ETH
3405                  * only with less ILT lines.
3406                  */
3407                 if (!p_hwfn->rel_pf_id && p_hwfn->p_dev->b_is_emul_full)
3408                         resc_num[ECORE_ILT] = OSAL_MAX_T(u32,
3409                                                          resc_num[ECORE_ILT],
3410                                                          roce_min_ilt_lines);
3411         }
3412
3413         /* Correct the common ILT calculation if PF0 has more */
3414         if (CHIP_REV_IS_SLOW(p_hwfn->p_dev) &&
3415             p_hwfn->p_dev->b_is_emul_full &&
3416             p_hwfn->rel_pf_id && resc_num[ECORE_ILT] < roce_min_ilt_lines)
3417                 resc_start[ECORE_ILT] += roce_min_ilt_lines -
3418                     resc_num[ECORE_ILT];
3419 #endif
3420
3421         /* Sanity for ILT */
3422         if ((b_ah && (RESC_END(p_hwfn, ECORE_ILT) > PXP_NUM_ILT_RECORDS_K2)) ||
3423             (!b_ah && (RESC_END(p_hwfn, ECORE_ILT) > PXP_NUM_ILT_RECORDS_BB))) {
3424                 DP_NOTICE(p_hwfn, true,
3425                           "Can't assign ILT pages [%08x,...,%08x]\n",
3426                           RESC_START(p_hwfn, ECORE_ILT), RESC_END(p_hwfn,
3427                                                                   ECORE_ILT) -
3428                           1);
3429                 return ECORE_INVAL;
3430         }
3431
3432         /* This will also learn the number of SBs from MFW */
3433         if (ecore_int_igu_reset_cam(p_hwfn, p_ptt))
3434                 return ECORE_INVAL;
3435
3436         ecore_hw_set_feat(p_hwfn);
3437
3438         DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE,
3439                    "The numbers for each resource are:\n");
3440         for (res_id = 0; res_id < ECORE_MAX_RESC; res_id++)
3441                 DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE, "%s = %d start = %d\n",
3442                            ecore_hw_get_resc_name(res_id),
3443                            RESC_NUM(p_hwfn, res_id),
3444                            RESC_START(p_hwfn, res_id));
3445
3446         return ECORE_SUCCESS;
3447
3448 unlock_and_exit:
3449         if (resc_lock_params.b_granted && !resc_unlock_params.b_released)
3450                 ecore_mcp_resc_unlock(p_hwfn, p_ptt,
3451                                       &resc_unlock_params);
3452         return rc;
3453 }
3454
3455 static enum _ecore_status_t
3456 ecore_hw_get_nvm_info(struct ecore_hwfn *p_hwfn,
3457                       struct ecore_ptt *p_ptt,
3458                       struct ecore_hw_prepare_params *p_params)
3459 {
3460         u32 nvm_cfg1_offset, mf_mode, addr, generic_cont0, core_cfg, dcbx_mode;
3461         u32 port_cfg_addr, link_temp, nvm_cfg_addr, device_capabilities;
3462         struct ecore_mcp_link_capabilities *p_caps;
3463         struct ecore_mcp_link_params *link;
3464         enum _ecore_status_t rc;
3465
3466         /* Read global nvm_cfg address */
3467         nvm_cfg_addr = ecore_rd(p_hwfn, p_ptt, MISC_REG_GEN_PURP_CR0);
3468
3469         /* Verify MCP has initialized it */
3470         if (!nvm_cfg_addr) {
3471                 DP_NOTICE(p_hwfn, false, "Shared memory not initialized\n");
3472                 if (p_params->b_relaxed_probe)
3473                         p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_NVM;
3474                 return ECORE_INVAL;
3475         }
3476
3477 /* Read nvm_cfg1  (Notice this is just offset, and not offsize (TBD) */
3478
3479         nvm_cfg1_offset = ecore_rd(p_hwfn, p_ptt, nvm_cfg_addr + 4);
3480
3481         addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3482                    OFFSETOF(struct nvm_cfg1, glob) +
3483                    OFFSETOF(struct nvm_cfg1_glob, core_cfg);
3484
3485         core_cfg = ecore_rd(p_hwfn, p_ptt, addr);
3486
3487         switch ((core_cfg & NVM_CFG1_GLOB_NETWORK_PORT_MODE_MASK) >>
3488                 NVM_CFG1_GLOB_NETWORK_PORT_MODE_OFFSET) {
3489         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_2X40G:
3490                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_2X40G;
3491                 break;
3492         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X50G:
3493                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_2X50G;
3494                 break;
3495         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_1X100G:
3496                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_1X100G;
3497                 break;
3498         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_4X10G_F:
3499                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_4X10G_F;
3500                 break;
3501         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_4X10G_E:
3502                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_4X10G_E;
3503                 break;
3504         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_4X20G:
3505                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_4X20G;
3506                 break;
3507         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_1X40G:
3508                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_1X40G;
3509                 break;
3510         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X25G:
3511                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_2X25G;
3512                 break;
3513         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X10G:
3514                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_2X10G;
3515                 break;
3516         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_1X25G:
3517                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_1X25G;
3518                 break;
3519         case NVM_CFG1_GLOB_NETWORK_PORT_MODE_4X25G:
3520                 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_4X25G;
3521                 break;
3522         default:
3523                 DP_NOTICE(p_hwfn, true, "Unknown port mode in 0x%08x\n",
3524                           core_cfg);
3525                 break;
3526         }
3527
3528         /* Read DCBX configuration */
3529         port_cfg_addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3530                         OFFSETOF(struct nvm_cfg1, port[MFW_PORT(p_hwfn)]);
3531         dcbx_mode = ecore_rd(p_hwfn, p_ptt,
3532                              port_cfg_addr +
3533                              OFFSETOF(struct nvm_cfg1_port, generic_cont0));
3534         dcbx_mode = (dcbx_mode & NVM_CFG1_PORT_DCBX_MODE_MASK)
3535                 >> NVM_CFG1_PORT_DCBX_MODE_OFFSET;
3536         switch (dcbx_mode) {
3537         case NVM_CFG1_PORT_DCBX_MODE_DYNAMIC:
3538                 p_hwfn->hw_info.dcbx_mode = ECORE_DCBX_VERSION_DYNAMIC;
3539                 break;
3540         case NVM_CFG1_PORT_DCBX_MODE_CEE:
3541                 p_hwfn->hw_info.dcbx_mode = ECORE_DCBX_VERSION_CEE;
3542                 break;
3543         case NVM_CFG1_PORT_DCBX_MODE_IEEE:
3544                 p_hwfn->hw_info.dcbx_mode = ECORE_DCBX_VERSION_IEEE;
3545                 break;
3546         default:
3547                 p_hwfn->hw_info.dcbx_mode = ECORE_DCBX_VERSION_DISABLED;
3548         }
3549
3550         /* Read default link configuration */
3551         link = &p_hwfn->mcp_info->link_input;
3552         p_caps = &p_hwfn->mcp_info->link_capabilities;
3553         port_cfg_addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3554             OFFSETOF(struct nvm_cfg1, port[MFW_PORT(p_hwfn)]);
3555         link_temp = ecore_rd(p_hwfn, p_ptt,
3556                              port_cfg_addr +
3557                              OFFSETOF(struct nvm_cfg1_port, speed_cap_mask));
3558         link_temp &= NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_MASK;
3559         link->speed.advertised_speeds = link_temp;
3560         p_caps->speed_capabilities = link->speed.advertised_speeds;
3561
3562         link_temp = ecore_rd(p_hwfn, p_ptt,
3563                                  port_cfg_addr +
3564                                  OFFSETOF(struct nvm_cfg1_port, link_settings));
3565         switch ((link_temp & NVM_CFG1_PORT_DRV_LINK_SPEED_MASK) >>
3566                 NVM_CFG1_PORT_DRV_LINK_SPEED_OFFSET) {
3567         case NVM_CFG1_PORT_DRV_LINK_SPEED_AUTONEG:
3568                 link->speed.autoneg = true;
3569                 break;
3570         case NVM_CFG1_PORT_DRV_LINK_SPEED_1G:
3571                 link->speed.forced_speed = 1000;
3572                 break;
3573         case NVM_CFG1_PORT_DRV_LINK_SPEED_10G:
3574                 link->speed.forced_speed = 10000;
3575                 break;
3576         case NVM_CFG1_PORT_DRV_LINK_SPEED_25G:
3577                 link->speed.forced_speed = 25000;
3578                 break;
3579         case NVM_CFG1_PORT_DRV_LINK_SPEED_40G:
3580                 link->speed.forced_speed = 40000;
3581                 break;
3582         case NVM_CFG1_PORT_DRV_LINK_SPEED_50G:
3583                 link->speed.forced_speed = 50000;
3584                 break;
3585         case NVM_CFG1_PORT_DRV_LINK_SPEED_BB_100G:
3586                 link->speed.forced_speed = 100000;
3587                 break;
3588         default:
3589                 DP_NOTICE(p_hwfn, true, "Unknown Speed in 0x%08x\n", link_temp);
3590         }
3591
3592         p_caps->default_speed = link->speed.forced_speed;
3593         p_caps->default_speed_autoneg = link->speed.autoneg;
3594
3595         link_temp &= NVM_CFG1_PORT_DRV_FLOW_CONTROL_MASK;
3596         link_temp >>= NVM_CFG1_PORT_DRV_FLOW_CONTROL_OFFSET;
3597         link->pause.autoneg = !!(link_temp &
3598                                   NVM_CFG1_PORT_DRV_FLOW_CONTROL_AUTONEG);
3599         link->pause.forced_rx = !!(link_temp &
3600                                     NVM_CFG1_PORT_DRV_FLOW_CONTROL_RX);
3601         link->pause.forced_tx = !!(link_temp &
3602                                     NVM_CFG1_PORT_DRV_FLOW_CONTROL_TX);
3603         link->loopback_mode = 0;
3604
3605         if (p_hwfn->mcp_info->capabilities & FW_MB_PARAM_FEATURE_SUPPORT_EEE) {
3606                 link_temp = ecore_rd(p_hwfn, p_ptt, port_cfg_addr +
3607                                      OFFSETOF(struct nvm_cfg1_port, ext_phy));
3608                 link_temp &= NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_MASK;
3609                 link_temp >>= NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_OFFSET;
3610                 p_caps->default_eee = ECORE_MCP_EEE_ENABLED;
3611                 link->eee.enable = true;
3612                 switch (link_temp) {
3613                 case NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_DISABLED:
3614                         p_caps->default_eee = ECORE_MCP_EEE_DISABLED;
3615                         link->eee.enable = false;
3616                         break;
3617                 case NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_BALANCED:
3618                         p_caps->eee_lpi_timer = EEE_TX_TIMER_USEC_BALANCED_TIME;
3619                         break;
3620                 case NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_AGGRESSIVE:
3621                         p_caps->eee_lpi_timer =
3622                                 EEE_TX_TIMER_USEC_AGGRESSIVE_TIME;
3623                         break;
3624                 case NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_LOW_LATENCY:
3625                         p_caps->eee_lpi_timer = EEE_TX_TIMER_USEC_LATENCY_TIME;
3626                         break;
3627                 }
3628
3629                 link->eee.tx_lpi_timer = p_caps->eee_lpi_timer;
3630                 link->eee.tx_lpi_enable = link->eee.enable;
3631                 link->eee.adv_caps = ECORE_EEE_1G_ADV | ECORE_EEE_10G_ADV;
3632         } else {
3633                 p_caps->default_eee = ECORE_MCP_EEE_UNSUPPORTED;
3634         }
3635
3636         DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
3637                    "Read default link: Speed 0x%08x, Adv. Speed 0x%08x, AN: 0x%02x, PAUSE AN: 0x%02x\n EEE: %02x [%08x usec]",
3638                    link->speed.forced_speed, link->speed.advertised_speeds,
3639                    link->speed.autoneg, link->pause.autoneg,
3640                    p_caps->default_eee, p_caps->eee_lpi_timer);
3641
3642         /* Read Multi-function information from shmem */
3643         addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3644                    OFFSETOF(struct nvm_cfg1, glob) +
3645                    OFFSETOF(struct nvm_cfg1_glob, generic_cont0);
3646
3647         generic_cont0 = ecore_rd(p_hwfn, p_ptt, addr);
3648
3649         mf_mode = (generic_cont0 & NVM_CFG1_GLOB_MF_MODE_MASK) >>
3650             NVM_CFG1_GLOB_MF_MODE_OFFSET;
3651
3652         switch (mf_mode) {
3653         case NVM_CFG1_GLOB_MF_MODE_MF_ALLOWED:
3654                 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_OVLAN_CLSS;
3655                 break;
3656         case NVM_CFG1_GLOB_MF_MODE_UFP:
3657                 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_OVLAN_CLSS |
3658                                          1 << ECORE_MF_UFP_SPECIFIC |
3659                                          1 << ECORE_MF_8021Q_TAGGING;
3660                 break;
3661         case NVM_CFG1_GLOB_MF_MODE_BD:
3662                 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_OVLAN_CLSS |
3663                                          1 << ECORE_MF_LLH_PROTO_CLSS |
3664                                          1 << ECORE_MF_8021AD_TAGGING;
3665                 break;
3666         case NVM_CFG1_GLOB_MF_MODE_NPAR1_0:
3667                 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_LLH_MAC_CLSS |
3668                                          1 << ECORE_MF_LLH_PROTO_CLSS |
3669                                          1 << ECORE_MF_LL2_NON_UNICAST |
3670                                          1 << ECORE_MF_INTER_PF_SWITCH |
3671                                          1 << ECORE_MF_DISABLE_ARFS;
3672                 break;
3673         case NVM_CFG1_GLOB_MF_MODE_DEFAULT:
3674                 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_LLH_MAC_CLSS |
3675                                          1 << ECORE_MF_LLH_PROTO_CLSS |
3676                                          1 << ECORE_MF_LL2_NON_UNICAST;
3677                 if (ECORE_IS_BB(p_hwfn->p_dev))
3678                         p_hwfn->p_dev->mf_bits |= 1 << ECORE_MF_NEED_DEF_PF;
3679                 break;
3680         }
3681         DP_INFO(p_hwfn, "Multi function mode is 0x%lx\n",
3682                 p_hwfn->p_dev->mf_bits);
3683
3684         if (ECORE_IS_CMT(p_hwfn->p_dev))
3685                 p_hwfn->p_dev->mf_bits |= (1 << ECORE_MF_DISABLE_ARFS);
3686
3687         /* It's funny since we have another switch, but it's easier
3688          * to throw this away in linux this way. Long term, it might be
3689          * better to have have getters for needed ECORE_MF_* fields,
3690          * convert client code and eliminate this.
3691          */
3692         switch (mf_mode) {
3693         case NVM_CFG1_GLOB_MF_MODE_MF_ALLOWED:
3694         case NVM_CFG1_GLOB_MF_MODE_BD:
3695                 p_hwfn->p_dev->mf_mode = ECORE_MF_OVLAN;
3696                 break;
3697         case NVM_CFG1_GLOB_MF_MODE_NPAR1_0:
3698                 p_hwfn->p_dev->mf_mode = ECORE_MF_NPAR;
3699                 break;
3700         case NVM_CFG1_GLOB_MF_MODE_DEFAULT:
3701                 p_hwfn->p_dev->mf_mode = ECORE_MF_DEFAULT;
3702                 break;
3703         case NVM_CFG1_GLOB_MF_MODE_UFP:
3704                 p_hwfn->p_dev->mf_mode = ECORE_MF_UFP;
3705                 break;
3706         }
3707
3708         /* Read Multi-function information from shmem */
3709         addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3710                    OFFSETOF(struct nvm_cfg1, glob) +
3711                    OFFSETOF(struct nvm_cfg1_glob, device_capabilities);
3712
3713         device_capabilities = ecore_rd(p_hwfn, p_ptt, addr);
3714         if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_ETHERNET)
3715                 OSAL_SET_BIT(ECORE_DEV_CAP_ETH,
3716                                 &p_hwfn->hw_info.device_capabilities);
3717         if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_FCOE)
3718                 OSAL_SET_BIT(ECORE_DEV_CAP_FCOE,
3719                                 &p_hwfn->hw_info.device_capabilities);
3720         if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_ISCSI)
3721                 OSAL_SET_BIT(ECORE_DEV_CAP_ISCSI,
3722                                 &p_hwfn->hw_info.device_capabilities);
3723         if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_ROCE)
3724                 OSAL_SET_BIT(ECORE_DEV_CAP_ROCE,
3725                                 &p_hwfn->hw_info.device_capabilities);
3726         if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_IWARP)
3727                 OSAL_SET_BIT(ECORE_DEV_CAP_IWARP,
3728                                 &p_hwfn->hw_info.device_capabilities);
3729
3730         rc = ecore_mcp_fill_shmem_func_info(p_hwfn, p_ptt);
3731         if (rc != ECORE_SUCCESS && p_params->b_relaxed_probe) {
3732                 rc = ECORE_SUCCESS;
3733                 p_params->p_relaxed_res = ECORE_HW_PREPARE_BAD_MCP;
3734         }
3735
3736         return rc;
3737 }
3738
3739 static void ecore_get_num_funcs(struct ecore_hwfn *p_hwfn,
3740                                 struct ecore_ptt *p_ptt)
3741 {
3742         u8 num_funcs, enabled_func_idx = p_hwfn->rel_pf_id;
3743         u32 reg_function_hide, tmp, eng_mask, low_pfs_mask;
3744         struct ecore_dev *p_dev = p_hwfn->p_dev;
3745
3746         num_funcs = ECORE_IS_AH(p_dev) ? MAX_NUM_PFS_K2 : MAX_NUM_PFS_BB;
3747
3748         /* Bit 0 of MISCS_REG_FUNCTION_HIDE indicates whether the bypass values
3749          * in the other bits are selected.
3750          * Bits 1-15 are for functions 1-15, respectively, and their value is
3751          * '0' only for enabled functions (function 0 always exists and
3752          * enabled).
3753          * In case of CMT in BB, only the "even" functions are enabled, and thus
3754          * the number of functions for both hwfns is learnt from the same bits.
3755          */
3756         if (ECORE_IS_BB(p_dev) || ECORE_IS_AH(p_dev)) {
3757                 reg_function_hide = ecore_rd(p_hwfn, p_ptt,
3758                                              MISCS_REG_FUNCTION_HIDE_BB_K2);
3759         } else { /* E5 */
3760                 reg_function_hide = 0;
3761         }
3762
3763         if (reg_function_hide & 0x1) {
3764                 if (ECORE_IS_BB(p_dev)) {
3765                         if (ECORE_PATH_ID(p_hwfn) && !ECORE_IS_CMT(p_dev)) {
3766                                 num_funcs = 0;
3767                                 eng_mask = 0xaaaa;
3768                         } else {
3769                                 num_funcs = 1;
3770                                 eng_mask = 0x5554;
3771                         }
3772                 } else {
3773                         num_funcs = 1;
3774                         eng_mask = 0xfffe;
3775                 }
3776
3777                 /* Get the number of the enabled functions on the engine */
3778                 tmp = (reg_function_hide ^ 0xffffffff) & eng_mask;
3779                 while (tmp) {
3780                         if (tmp & 0x1)
3781                                 num_funcs++;
3782                         tmp >>= 0x1;
3783                 }
3784
3785                 /* Get the PF index within the enabled functions */
3786                 low_pfs_mask = (0x1 << p_hwfn->abs_pf_id) - 1;
3787                 tmp = reg_function_hide & eng_mask & low_pfs_mask;
3788                 while (tmp) {
3789                         if (tmp & 0x1)
3790                                 enabled_func_idx--;
3791                         tmp >>= 0x1;
3792                 }
3793         }
3794
3795         p_hwfn->num_funcs_on_engine = num_funcs;
3796         p_hwfn->enabled_func_idx = enabled_func_idx;
3797
3798 #ifndef ASIC_ONLY
3799         if (CHIP_REV_IS_FPGA(p_dev)) {
3800                 DP_NOTICE(p_hwfn, false,
3801                           "FPGA: Limit number of PFs to 4 [would affect resource allocation, needed for IOV]\n");
3802                 p_hwfn->num_funcs_on_engine = 4;
3803         }
3804 #endif
3805
3806         DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE,
3807                    "PF [rel_id %d, abs_id %d] occupies index %d within the %d enabled functions on the engine\n",
3808                    p_hwfn->rel_pf_id, p_hwfn->abs_pf_id,
3809                    p_hwfn->enabled_func_idx, p_hwfn->num_funcs_on_engine);
3810 }
3811
3812 static void ecore_hw_info_port_num_bb(struct ecore_hwfn *p_hwfn,
3813                                       struct ecore_ptt *p_ptt)
3814 {
3815         struct ecore_dev *p_dev = p_hwfn->p_dev;
3816         u32 port_mode;
3817
3818 #ifndef ASIC_ONLY
3819         /* Read the port mode */
3820         if (CHIP_REV_IS_FPGA(p_dev))
3821                 port_mode = 4;
3822         else if (CHIP_REV_IS_EMUL(p_dev) && ECORE_IS_CMT(p_dev))
3823                 /* In CMT on emulation, assume 1 port */
3824                 port_mode = 1;
3825         else
3826 #endif
3827         port_mode = ecore_rd(p_hwfn, p_ptt, CNIG_REG_NW_PORT_MODE_BB);
3828
3829         if (port_mode < 3) {
3830                 p_dev->num_ports_in_engine = 1;
3831         } else if (port_mode <= 5) {
3832                 p_dev->num_ports_in_engine = 2;
3833         } else {
3834                 DP_NOTICE(p_hwfn, true, "PORT MODE: %d not supported\n",
3835                           p_dev->num_ports_in_engine);
3836
3837                 /* Default num_ports_in_engine to something */
3838                 p_dev->num_ports_in_engine = 1;
3839         }
3840 }
3841
3842 static void ecore_hw_info_port_num_ah_e5(struct ecore_hwfn *p_hwfn,
3843                                          struct ecore_ptt *p_ptt)
3844 {
3845         struct ecore_dev *p_dev = p_hwfn->p_dev;
3846         u32 port;
3847         int i;
3848
3849         p_dev->num_ports_in_engine = 0;
3850
3851 #ifndef ASIC_ONLY
3852         if (CHIP_REV_IS_EMUL(p_dev)) {
3853                 port = ecore_rd(p_hwfn, p_ptt, MISCS_REG_ECO_RESERVED);
3854                 switch ((port & 0xf000) >> 12) {
3855                 case 1:
3856                         p_dev->num_ports_in_engine = 1;
3857                         break;
3858                 case 3:
3859                         p_dev->num_ports_in_engine = 2;
3860                         break;
3861                 case 0xf:
3862                         p_dev->num_ports_in_engine = 4;
3863                         break;
3864                 default:
3865                         DP_NOTICE(p_hwfn, false,
3866                                   "Unknown port mode in ECO_RESERVED %08x\n",
3867                                   port);
3868                 }
3869         } else
3870 #endif
3871                 for (i = 0; i < MAX_NUM_PORTS_K2; i++) {
3872                         port = ecore_rd(p_hwfn, p_ptt,
3873                                         CNIG_REG_NIG_PORT0_CONF_K2_E5 +
3874                                         (i * 4));
3875                         if (port & 1)
3876                                 p_dev->num_ports_in_engine++;
3877                 }
3878
3879         if (!p_dev->num_ports_in_engine) {
3880                 DP_NOTICE(p_hwfn, true, "All NIG ports are inactive\n");
3881
3882                 /* Default num_ports_in_engine to something */
3883                 p_dev->num_ports_in_engine = 1;
3884         }
3885 }
3886
3887 static void ecore_hw_info_port_num(struct ecore_hwfn *p_hwfn,
3888                                    struct ecore_ptt *p_ptt)
3889 {
3890         struct ecore_dev *p_dev = p_hwfn->p_dev;
3891
3892         /* Determine the number of ports per engine */
3893         if (ECORE_IS_BB(p_dev))
3894                 ecore_hw_info_port_num_bb(p_hwfn, p_ptt);
3895         else
3896                 ecore_hw_info_port_num_ah_e5(p_hwfn, p_ptt);
3897
3898         /* Get the total number of ports of the device */
3899         if (ECORE_IS_CMT(p_dev)) {
3900                 /* In CMT there is always only one port */
3901                 p_dev->num_ports = 1;
3902 #ifndef ASIC_ONLY
3903         } else if (CHIP_REV_IS_EMUL(p_dev) || CHIP_REV_IS_TEDIBEAR(p_dev)) {
3904                 p_dev->num_ports = p_dev->num_ports_in_engine *
3905                                    ecore_device_num_engines(p_dev);
3906 #endif
3907         } else {
3908                 u32 addr, global_offsize, global_addr;
3909
3910                 addr = SECTION_OFFSIZE_ADDR(p_hwfn->mcp_info->public_base,
3911                                             PUBLIC_GLOBAL);
3912                 global_offsize = ecore_rd(p_hwfn, p_ptt, addr);
3913                 global_addr = SECTION_ADDR(global_offsize, 0);
3914                 addr = global_addr + OFFSETOF(struct public_global, max_ports);
3915                 p_dev->num_ports = (u8)ecore_rd(p_hwfn, p_ptt, addr);
3916         }
3917 }
3918
3919 static void ecore_mcp_get_eee_caps(struct ecore_hwfn *p_hwfn,
3920                                    struct ecore_ptt *p_ptt)
3921 {
3922         struct ecore_mcp_link_capabilities *p_caps;
3923         u32 eee_status;
3924
3925         p_caps = &p_hwfn->mcp_info->link_capabilities;
3926         if (p_caps->default_eee == ECORE_MCP_EEE_UNSUPPORTED)
3927                 return;
3928
3929         p_caps->eee_speed_caps = 0;
3930         eee_status = ecore_rd(p_hwfn, p_ptt, p_hwfn->mcp_info->port_addr +
3931                               OFFSETOF(struct public_port, eee_status));
3932         eee_status = (eee_status & EEE_SUPPORTED_SPEED_MASK) >>
3933                         EEE_SUPPORTED_SPEED_OFFSET;
3934         if (eee_status & EEE_1G_SUPPORTED)
3935                 p_caps->eee_speed_caps |= ECORE_EEE_1G_ADV;
3936         if (eee_status & EEE_10G_ADV)
3937                 p_caps->eee_speed_caps |= ECORE_EEE_10G_ADV;
3938 }
3939
3940 static enum _ecore_status_t
3941 ecore_get_hw_info(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
3942                   enum ecore_pci_personality personality,
3943                   struct ecore_hw_prepare_params *p_params)
3944 {
3945         bool drv_resc_alloc = p_params->drv_resc_alloc;
3946         enum _ecore_status_t rc;
3947
3948         if (IS_ECORE_PACING(p_hwfn)) {
3949                 DP_VERBOSE(p_hwfn->p_dev, ECORE_MSG_IOV,
3950                            "Skipping IOV as packet pacing is requested\n");
3951         }
3952
3953         /* Since all information is common, only first hwfns should do this */
3954         if (IS_LEAD_HWFN(p_hwfn) && !IS_ECORE_PACING(p_hwfn)) {
3955                 rc = ecore_iov_hw_info(p_hwfn);
3956                 if (rc != ECORE_SUCCESS) {
3957                         if (p_params->b_relaxed_probe)
3958                                 p_params->p_relaxed_res =
3959                                                 ECORE_HW_PREPARE_BAD_IOV;
3960                         else
3961                                 return rc;
3962                 }
3963         }
3964
3965         if (IS_LEAD_HWFN(p_hwfn))
3966                 ecore_hw_info_port_num(p_hwfn, p_ptt);
3967
3968         ecore_mcp_get_capabilities(p_hwfn, p_ptt);
3969
3970 #ifndef ASIC_ONLY
3971         if (CHIP_REV_IS_ASIC(p_hwfn->p_dev)) {
3972 #endif
3973         rc = ecore_hw_get_nvm_info(p_hwfn, p_ptt, p_params);
3974         if (rc != ECORE_SUCCESS)
3975                 return rc;
3976 #ifndef ASIC_ONLY
3977         }
3978 #endif
3979
3980         rc = ecore_int_igu_read_cam(p_hwfn, p_ptt);
3981         if (rc != ECORE_SUCCESS) {
3982                 if (p_params->b_relaxed_probe)
3983                         p_params->p_relaxed_res = ECORE_HW_PREPARE_BAD_IGU;
3984                 else
3985                         return rc;
3986         }
3987
3988 #ifndef ASIC_ONLY
3989         if (CHIP_REV_IS_ASIC(p_hwfn->p_dev) && ecore_mcp_is_init(p_hwfn)) {
3990 #endif
3991                 OSAL_MEMCPY(p_hwfn->hw_info.hw_mac_addr,
3992                             p_hwfn->mcp_info->func_info.mac, ETH_ALEN);
3993 #ifndef ASIC_ONLY
3994         } else {
3995                 static u8 mcp_hw_mac[6] = { 0, 2, 3, 4, 5, 6 };
3996
3997                 OSAL_MEMCPY(p_hwfn->hw_info.hw_mac_addr, mcp_hw_mac, ETH_ALEN);
3998                 p_hwfn->hw_info.hw_mac_addr[5] = p_hwfn->abs_pf_id;
3999         }
4000 #endif
4001
4002         if (ecore_mcp_is_init(p_hwfn)) {
4003                 if (p_hwfn->mcp_info->func_info.ovlan != ECORE_MCP_VLAN_UNSET)
4004                         p_hwfn->hw_info.ovlan =
4005                             p_hwfn->mcp_info->func_info.ovlan;
4006
4007                 ecore_mcp_cmd_port_init(p_hwfn, p_ptt);
4008
4009                 ecore_mcp_get_eee_caps(p_hwfn, p_ptt);
4010
4011                 ecore_mcp_read_ufp_config(p_hwfn, p_ptt);
4012         }
4013
4014         if (personality != ECORE_PCI_DEFAULT) {
4015                 p_hwfn->hw_info.personality = personality;
4016         } else if (ecore_mcp_is_init(p_hwfn)) {
4017                 enum ecore_pci_personality protocol;
4018
4019                 protocol = p_hwfn->mcp_info->func_info.protocol;
4020                 p_hwfn->hw_info.personality = protocol;
4021         }
4022
4023 #ifndef ASIC_ONLY
4024         /* To overcome ILT lack for emulation, until at least until we'll have
4025          * a definite answer from system about it, allow only PF0 to be RoCE.
4026          */
4027         if (CHIP_REV_IS_EMUL(p_hwfn->p_dev) && ECORE_IS_AH(p_hwfn->p_dev)) {
4028                 if (!p_hwfn->rel_pf_id)
4029                         p_hwfn->hw_info.personality = ECORE_PCI_ETH_ROCE;
4030                 else
4031                         p_hwfn->hw_info.personality = ECORE_PCI_ETH;
4032         }
4033 #endif
4034
4035         /* although in BB some constellations may support more than 4 tcs,
4036          * that can result in performance penalty in some cases. 4
4037          * represents a good tradeoff between performance and flexibility.
4038          */
4039         if (IS_ECORE_PACING(p_hwfn))
4040                 p_hwfn->hw_info.num_hw_tc = 1;
4041         else
4042                 p_hwfn->hw_info.num_hw_tc = NUM_PHYS_TCS_4PORT_K2;
4043
4044         /* start out with a single active tc. This can be increased either
4045          * by dcbx negotiation or by upper layer driver
4046          */
4047         p_hwfn->hw_info.num_active_tc = 1;
4048
4049         ecore_get_num_funcs(p_hwfn, p_ptt);
4050
4051         if (ecore_mcp_is_init(p_hwfn))
4052                 p_hwfn->hw_info.mtu = p_hwfn->mcp_info->func_info.mtu;
4053
4054         /* In case of forcing the driver's default resource allocation, calling
4055          * ecore_hw_get_resc() should come after initializing the personality
4056          * and after getting the number of functions, since the calculation of
4057          * the resources/features depends on them.
4058          * This order is not harmful if not forcing.
4059          */
4060         rc = ecore_hw_get_resc(p_hwfn, p_ptt, drv_resc_alloc);
4061         if (rc != ECORE_SUCCESS && p_params->b_relaxed_probe) {
4062                 rc = ECORE_SUCCESS;
4063                 p_params->p_relaxed_res = ECORE_HW_PREPARE_BAD_MCP;
4064         }
4065
4066         return rc;
4067 }
4068
4069 static enum _ecore_status_t ecore_get_dev_info(struct ecore_hwfn *p_hwfn,
4070                                                struct ecore_ptt *p_ptt)
4071 {
4072         struct ecore_dev *p_dev = p_hwfn->p_dev;
4073         u16 device_id_mask;
4074         u32 tmp;
4075
4076         /* Read Vendor Id / Device Id */
4077         OSAL_PCI_READ_CONFIG_WORD(p_dev, PCICFG_VENDOR_ID_OFFSET,
4078                                   &p_dev->vendor_id);
4079         OSAL_PCI_READ_CONFIG_WORD(p_dev, PCICFG_DEVICE_ID_OFFSET,
4080                                   &p_dev->device_id);
4081
4082         /* Determine type */
4083         device_id_mask = p_dev->device_id & ECORE_DEV_ID_MASK;
4084         switch (device_id_mask) {
4085         case ECORE_DEV_ID_MASK_BB:
4086                 p_dev->type = ECORE_DEV_TYPE_BB;
4087                 break;
4088         case ECORE_DEV_ID_MASK_AH:
4089                 p_dev->type = ECORE_DEV_TYPE_AH;
4090                 break;
4091         default:
4092                 DP_NOTICE(p_hwfn, true, "Unknown device id 0x%x\n",
4093                           p_dev->device_id);
4094                 return ECORE_ABORTED;
4095         }
4096
4097         tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_NUM);
4098         p_dev->chip_num = (u16)GET_FIELD(tmp, CHIP_NUM);
4099         tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_REV);
4100         p_dev->chip_rev = (u8)GET_FIELD(tmp, CHIP_REV);
4101
4102         /* Learn number of HW-functions */
4103         tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CMT_ENABLED_FOR_PAIR);
4104
4105         if (tmp & (1 << p_hwfn->rel_pf_id)) {
4106                 DP_NOTICE(p_dev->hwfns, false, "device in CMT mode\n");
4107                 p_dev->num_hwfns = 2;
4108         } else {
4109                 p_dev->num_hwfns = 1;
4110         }
4111
4112 #ifndef ASIC_ONLY
4113         if (CHIP_REV_IS_EMUL(p_dev)) {
4114                 /* For some reason we have problems with this register
4115                  * in B0 emulation; Simply assume no CMT
4116                  */
4117                 DP_NOTICE(p_dev->hwfns, false,
4118                           "device on emul - assume no CMT\n");
4119                 p_dev->num_hwfns = 1;
4120         }
4121 #endif
4122
4123         tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_TEST_REG);
4124         p_dev->chip_bond_id = (u8)GET_FIELD(tmp, CHIP_BOND_ID);
4125         tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_METAL);
4126         p_dev->chip_metal = (u8)GET_FIELD(tmp, CHIP_METAL);
4127
4128         DP_INFO(p_dev->hwfns,
4129                 "Chip details - %s %c%d, Num: %04x Rev: %02x Bond id: %02x Metal: %02x\n",
4130                 ECORE_IS_BB(p_dev) ? "BB" : "AH",
4131                 'A' + p_dev->chip_rev, (int)p_dev->chip_metal,
4132                 p_dev->chip_num, p_dev->chip_rev, p_dev->chip_bond_id,
4133                 p_dev->chip_metal);
4134
4135         if (ECORE_IS_BB_A0(p_dev)) {
4136                 DP_NOTICE(p_dev->hwfns, false,
4137                           "The chip type/rev (BB A0) is not supported!\n");
4138                 return ECORE_ABORTED;
4139         }
4140 #ifndef ASIC_ONLY
4141         if (CHIP_REV_IS_EMUL(p_dev) && ECORE_IS_AH(p_dev))
4142                 ecore_wr(p_hwfn, p_ptt, MISCS_REG_PLL_MAIN_CTRL_4, 0x1);
4143
4144         if (CHIP_REV_IS_EMUL(p_dev)) {
4145                 tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_ECO_RESERVED);
4146                 if (tmp & (1 << 29)) {
4147                         DP_NOTICE(p_hwfn, false,
4148                                   "Emulation: Running on a FULL build\n");
4149                         p_dev->b_is_emul_full = true;
4150                 } else {
4151                         DP_NOTICE(p_hwfn, false,
4152                                   "Emulation: Running on a REDUCED build\n");
4153                 }
4154         }
4155 #endif
4156
4157         return ECORE_SUCCESS;
4158 }
4159
4160 #ifndef LINUX_REMOVE
4161 void ecore_prepare_hibernate(struct ecore_dev *p_dev)
4162 {
4163         int j;
4164
4165         if (IS_VF(p_dev))
4166                 return;
4167
4168         for_each_hwfn(p_dev, j) {
4169                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[j];
4170
4171                 DP_VERBOSE(p_hwfn, ECORE_MSG_IFDOWN,
4172                            "Mark hw/fw uninitialized\n");
4173
4174                 p_hwfn->hw_init_done = false;
4175
4176                 ecore_ptt_invalidate(p_hwfn);
4177         }
4178 }
4179 #endif
4180
4181 static enum _ecore_status_t
4182 ecore_hw_prepare_single(struct ecore_hwfn *p_hwfn,
4183                         void OSAL_IOMEM * p_regview,
4184                         void OSAL_IOMEM * p_doorbells,
4185                         struct ecore_hw_prepare_params *p_params)
4186 {
4187         struct ecore_mdump_retain_data mdump_retain;
4188         struct ecore_dev *p_dev = p_hwfn->p_dev;
4189         struct ecore_mdump_info mdump_info;
4190         enum _ecore_status_t rc = ECORE_SUCCESS;
4191
4192         /* Split PCI bars evenly between hwfns */
4193         p_hwfn->regview = p_regview;
4194         p_hwfn->doorbells = p_doorbells;
4195
4196         if (IS_VF(p_dev))
4197                 return ecore_vf_hw_prepare(p_hwfn);
4198
4199         /* Validate that chip access is feasible */
4200         if (REG_RD(p_hwfn, PXP_PF_ME_OPAQUE_ADDR) == 0xffffffff) {
4201                 DP_ERR(p_hwfn,
4202                        "Reading the ME register returns all Fs; Preventing further chip access\n");
4203                 if (p_params->b_relaxed_probe)
4204                         p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_ME;
4205                 return ECORE_INVAL;
4206         }
4207
4208         get_function_id(p_hwfn);
4209
4210         /* Allocate PTT pool */
4211         rc = ecore_ptt_pool_alloc(p_hwfn);
4212         if (rc) {
4213                 DP_NOTICE(p_hwfn, false, "Failed to prepare hwfn's hw\n");
4214                 if (p_params->b_relaxed_probe)
4215                         p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_MEM;
4216                 goto err0;
4217         }
4218
4219         /* Allocate the main PTT */
4220         p_hwfn->p_main_ptt = ecore_get_reserved_ptt(p_hwfn, RESERVED_PTT_MAIN);
4221
4222         /* First hwfn learns basic information, e.g., number of hwfns */
4223         if (!p_hwfn->my_id) {
4224                 rc = ecore_get_dev_info(p_hwfn, p_hwfn->p_main_ptt);
4225                 if (rc != ECORE_SUCCESS) {
4226                         if (p_params->b_relaxed_probe)
4227                                 p_params->p_relaxed_res =
4228                                         ECORE_HW_PREPARE_FAILED_DEV;
4229                         goto err1;
4230                 }
4231         }
4232
4233         ecore_hw_hwfn_prepare(p_hwfn);
4234
4235         /* Initialize MCP structure */
4236         rc = ecore_mcp_cmd_init(p_hwfn, p_hwfn->p_main_ptt);
4237         if (rc) {
4238                 DP_NOTICE(p_hwfn, false, "Failed initializing mcp command\n");
4239                 if (p_params->b_relaxed_probe)
4240                         p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_MEM;
4241                 goto err1;
4242         }
4243
4244         /* Read the device configuration information from the HW and SHMEM */
4245         rc = ecore_get_hw_info(p_hwfn, p_hwfn->p_main_ptt,
4246                                p_params->personality, p_params);
4247         if (rc) {
4248                 DP_NOTICE(p_hwfn, false, "Failed to get HW information\n");
4249                 goto err2;
4250         }
4251
4252         /* Sending a mailbox to the MFW should be after ecore_get_hw_info() is
4253          * called, since among others it sets the ports number in an engine.
4254          */
4255         if (p_params->initiate_pf_flr && IS_LEAD_HWFN(p_hwfn) &&
4256             !p_dev->recov_in_prog) {
4257                 rc = ecore_mcp_initiate_pf_flr(p_hwfn, p_hwfn->p_main_ptt);
4258                 if (rc != ECORE_SUCCESS)
4259                         DP_NOTICE(p_hwfn, false, "Failed to initiate PF FLR\n");
4260         }
4261
4262         /* Check if mdump logs/data are present and update the epoch value */
4263         if (IS_LEAD_HWFN(p_hwfn)) {
4264 #ifndef ASIC_ONLY
4265                 if (!CHIP_REV_IS_EMUL(p_dev)) {
4266 #endif
4267                 rc = ecore_mcp_mdump_get_info(p_hwfn, p_hwfn->p_main_ptt,
4268                                               &mdump_info);
4269                 if (rc == ECORE_SUCCESS && mdump_info.num_of_logs)
4270                         DP_NOTICE(p_hwfn, false,
4271                                   "* * * IMPORTANT - HW ERROR register dump captured by device * * *\n");
4272
4273                 rc = ecore_mcp_mdump_get_retain(p_hwfn, p_hwfn->p_main_ptt,
4274                                                 &mdump_retain);
4275                 if (rc == ECORE_SUCCESS && mdump_retain.valid)
4276                         DP_NOTICE(p_hwfn, false,
4277                                   "mdump retained data: epoch 0x%08x, pf 0x%x, status 0x%08x\n",
4278                                   mdump_retain.epoch, mdump_retain.pf,
4279                                   mdump_retain.status);
4280
4281                 ecore_mcp_mdump_set_values(p_hwfn, p_hwfn->p_main_ptt,
4282                                            p_params->epoch);
4283 #ifndef ASIC_ONLY
4284                 }
4285 #endif
4286         }
4287
4288         /* Allocate the init RT array and initialize the init-ops engine */
4289         rc = ecore_init_alloc(p_hwfn);
4290         if (rc) {
4291                 DP_NOTICE(p_hwfn, false, "Failed to allocate the init array\n");
4292                 if (p_params->b_relaxed_probe)
4293                         p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_MEM;
4294                 goto err2;
4295         }
4296 #ifndef ASIC_ONLY
4297         if (CHIP_REV_IS_FPGA(p_dev)) {
4298                 DP_NOTICE(p_hwfn, false,
4299                           "FPGA: workaround; Prevent DMAE parities\n");
4300                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt, PCIE_REG_PRTY_MASK_K2_E5,
4301                          7);
4302
4303                 DP_NOTICE(p_hwfn, false,
4304                           "FPGA: workaround: Set VF bar0 size\n");
4305                 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
4306                          PGLUE_B_REG_VF_BAR0_SIZE_K2_E5, 4);
4307         }
4308 #endif
4309
4310         return rc;
4311 err2:
4312         if (IS_LEAD_HWFN(p_hwfn))
4313                 ecore_iov_free_hw_info(p_dev);
4314         ecore_mcp_free(p_hwfn);
4315 err1:
4316         ecore_hw_hwfn_free(p_hwfn);
4317 err0:
4318         return rc;
4319 }
4320
4321 enum _ecore_status_t ecore_hw_prepare(struct ecore_dev *p_dev,
4322                                       struct ecore_hw_prepare_params *p_params)
4323 {
4324         struct ecore_hwfn *p_hwfn = ECORE_LEADING_HWFN(p_dev);
4325         enum _ecore_status_t rc;
4326
4327         p_dev->chk_reg_fifo = p_params->chk_reg_fifo;
4328         p_dev->allow_mdump = p_params->allow_mdump;
4329         p_hwfn->b_en_pacing = p_params->b_en_pacing;
4330
4331         if (p_params->b_relaxed_probe)
4332                 p_params->p_relaxed_res = ECORE_HW_PREPARE_SUCCESS;
4333
4334         /* Store the precompiled init data ptrs */
4335         if (IS_PF(p_dev))
4336                 ecore_init_iro_array(p_dev);
4337
4338         /* Initialize the first hwfn - will learn number of hwfns */
4339         rc = ecore_hw_prepare_single(p_hwfn,
4340                                      p_dev->regview,
4341                                      p_dev->doorbells, p_params);
4342         if (rc != ECORE_SUCCESS)
4343                 return rc;
4344
4345         p_params->personality = p_hwfn->hw_info.personality;
4346
4347         /* initilalize 2nd hwfn if necessary */
4348         if (ECORE_IS_CMT(p_dev)) {
4349                 void OSAL_IOMEM *p_regview, *p_doorbell;
4350                 u8 OSAL_IOMEM *addr;
4351
4352                 /* adjust bar offset for second engine */
4353                 addr = (u8 OSAL_IOMEM *)p_dev->regview +
4354                                         ecore_hw_bar_size(p_hwfn,
4355                                                           p_hwfn->p_main_ptt,
4356                                                           BAR_ID_0) / 2;
4357                 p_regview = (void OSAL_IOMEM *)addr;
4358
4359                 addr = (u8 OSAL_IOMEM *)p_dev->doorbells +
4360                                         ecore_hw_bar_size(p_hwfn,
4361                                                           p_hwfn->p_main_ptt,
4362                                                           BAR_ID_1) / 2;
4363                 p_doorbell = (void OSAL_IOMEM *)addr;
4364
4365                 p_dev->hwfns[1].b_en_pacing = p_params->b_en_pacing;
4366                 /* prepare second hw function */
4367                 rc = ecore_hw_prepare_single(&p_dev->hwfns[1], p_regview,
4368                                              p_doorbell, p_params);
4369
4370                 /* in case of error, need to free the previously
4371                  * initiliazed hwfn 0.
4372                  */
4373                 if (rc != ECORE_SUCCESS) {
4374                         if (p_params->b_relaxed_probe)
4375                                 p_params->p_relaxed_res =
4376                                                 ECORE_HW_PREPARE_FAILED_ENG2;
4377
4378                         if (IS_PF(p_dev)) {
4379                                 ecore_init_free(p_hwfn);
4380                                 ecore_mcp_free(p_hwfn);
4381                                 ecore_hw_hwfn_free(p_hwfn);
4382                         } else {
4383                                 DP_NOTICE(p_dev, false, "What do we need to free when VF hwfn1 init fails\n");
4384                         }
4385                         return rc;
4386                 }
4387         }
4388
4389         return rc;
4390 }
4391
4392 void ecore_hw_remove(struct ecore_dev *p_dev)
4393 {
4394         struct ecore_hwfn *p_hwfn = ECORE_LEADING_HWFN(p_dev);
4395         int i;
4396
4397         if (IS_PF(p_dev))
4398                 ecore_mcp_ov_update_driver_state(p_hwfn, p_hwfn->p_main_ptt,
4399                                         ECORE_OV_DRIVER_STATE_NOT_LOADED);
4400
4401         for_each_hwfn(p_dev, i) {
4402                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
4403
4404                 if (IS_VF(p_dev)) {
4405                         ecore_vf_pf_release(p_hwfn);
4406                         continue;
4407                 }
4408
4409                 ecore_init_free(p_hwfn);
4410                 ecore_hw_hwfn_free(p_hwfn);
4411                 ecore_mcp_free(p_hwfn);
4412
4413 #ifdef CONFIG_ECORE_LOCK_ALLOC
4414                 OSAL_SPIN_LOCK_DEALLOC(&p_hwfn->dmae_info.lock);
4415 #endif
4416         }
4417
4418         ecore_iov_free_hw_info(p_dev);
4419 }
4420
4421 static void ecore_chain_free_next_ptr(struct ecore_dev *p_dev,
4422                                       struct ecore_chain *p_chain)
4423 {
4424         void *p_virt = p_chain->p_virt_addr, *p_virt_next = OSAL_NULL;
4425         dma_addr_t p_phys = p_chain->p_phys_addr, p_phys_next = 0;
4426         struct ecore_chain_next *p_next;
4427         u32 size, i;
4428
4429         if (!p_virt)
4430                 return;
4431
4432         size = p_chain->elem_size * p_chain->usable_per_page;
4433
4434         for (i = 0; i < p_chain->page_cnt; i++) {
4435                 if (!p_virt)
4436                         break;
4437
4438                 p_next = (struct ecore_chain_next *)((u8 *)p_virt + size);
4439                 p_virt_next = p_next->next_virt;
4440                 p_phys_next = HILO_DMA_REGPAIR(p_next->next_phys);
4441
4442                 OSAL_DMA_FREE_COHERENT(p_dev, p_virt, p_phys,
4443                                        ECORE_CHAIN_PAGE_SIZE);
4444
4445                 p_virt = p_virt_next;
4446                 p_phys = p_phys_next;
4447         }
4448 }
4449
4450 static void ecore_chain_free_single(struct ecore_dev *p_dev,
4451                                     struct ecore_chain *p_chain)
4452 {
4453         if (!p_chain->p_virt_addr)
4454                 return;
4455
4456         OSAL_DMA_FREE_COHERENT(p_dev, p_chain->p_virt_addr,
4457                                p_chain->p_phys_addr, ECORE_CHAIN_PAGE_SIZE);
4458 }
4459
4460 static void ecore_chain_free_pbl(struct ecore_dev *p_dev,
4461                                  struct ecore_chain *p_chain)
4462 {
4463         void **pp_virt_addr_tbl = p_chain->pbl.pp_virt_addr_tbl;
4464         u8 *p_pbl_virt = (u8 *)p_chain->pbl_sp.p_virt_table;
4465         u32 page_cnt = p_chain->page_cnt, i, pbl_size;
4466
4467         if (!pp_virt_addr_tbl)
4468                 return;
4469
4470         if (!p_pbl_virt)
4471                 goto out;
4472
4473         for (i = 0; i < page_cnt; i++) {
4474                 if (!pp_virt_addr_tbl[i])
4475                         break;
4476
4477                 OSAL_DMA_FREE_COHERENT(p_dev, pp_virt_addr_tbl[i],
4478                                        *(dma_addr_t *)p_pbl_virt,
4479                                        ECORE_CHAIN_PAGE_SIZE);
4480
4481                 p_pbl_virt += ECORE_CHAIN_PBL_ENTRY_SIZE;
4482         }
4483
4484         pbl_size = page_cnt * ECORE_CHAIN_PBL_ENTRY_SIZE;
4485
4486         if (!p_chain->b_external_pbl)
4487                 OSAL_DMA_FREE_COHERENT(p_dev, p_chain->pbl_sp.p_virt_table,
4488                                        p_chain->pbl_sp.p_phys_table, pbl_size);
4489 out:
4490         OSAL_VFREE(p_dev, p_chain->pbl.pp_virt_addr_tbl);
4491 }
4492
4493 void ecore_chain_free(struct ecore_dev *p_dev, struct ecore_chain *p_chain)
4494 {
4495         switch (p_chain->mode) {
4496         case ECORE_CHAIN_MODE_NEXT_PTR:
4497                 ecore_chain_free_next_ptr(p_dev, p_chain);
4498                 break;
4499         case ECORE_CHAIN_MODE_SINGLE:
4500                 ecore_chain_free_single(p_dev, p_chain);
4501                 break;
4502         case ECORE_CHAIN_MODE_PBL:
4503                 ecore_chain_free_pbl(p_dev, p_chain);
4504                 break;
4505         }
4506 }
4507
4508 static enum _ecore_status_t
4509 ecore_chain_alloc_sanity_check(struct ecore_dev *p_dev,
4510                                enum ecore_chain_cnt_type cnt_type,
4511                                osal_size_t elem_size, u32 page_cnt)
4512 {
4513         u64 chain_size = ELEMS_PER_PAGE(elem_size) * page_cnt;
4514
4515         /* The actual chain size can be larger than the maximal possible value
4516          * after rounding up the requested elements number to pages, and after
4517          * taking into acount the unusuable elements (next-ptr elements).
4518          * The size of a "u16" chain can be (U16_MAX + 1) since the chain
4519          * size/capacity fields are of a u32 type.
4520          */
4521         if ((cnt_type == ECORE_CHAIN_CNT_TYPE_U16 &&
4522              chain_size > ((u32)ECORE_U16_MAX + 1)) ||
4523             (cnt_type == ECORE_CHAIN_CNT_TYPE_U32 &&
4524              chain_size > ECORE_U32_MAX)) {
4525                 DP_NOTICE(p_dev, true,
4526                           "The actual chain size (0x%lx) is larger than the maximal possible value\n",
4527                           (unsigned long)chain_size);
4528                 return ECORE_INVAL;
4529         }
4530
4531         return ECORE_SUCCESS;
4532 }
4533
4534 static enum _ecore_status_t
4535 ecore_chain_alloc_next_ptr(struct ecore_dev *p_dev, struct ecore_chain *p_chain)
4536 {
4537         void *p_virt = OSAL_NULL, *p_virt_prev = OSAL_NULL;
4538         dma_addr_t p_phys = 0;
4539         u32 i;
4540
4541         for (i = 0; i < p_chain->page_cnt; i++) {
4542                 p_virt = OSAL_DMA_ALLOC_COHERENT(p_dev, &p_phys,
4543                                                  ECORE_CHAIN_PAGE_SIZE);
4544                 if (!p_virt) {
4545                         DP_NOTICE(p_dev, false,
4546                                   "Failed to allocate chain memory\n");
4547                         return ECORE_NOMEM;
4548                 }
4549
4550                 if (i == 0) {
4551                         ecore_chain_init_mem(p_chain, p_virt, p_phys);
4552                         ecore_chain_reset(p_chain);
4553                 } else {
4554                         ecore_chain_init_next_ptr_elem(p_chain, p_virt_prev,
4555                                                        p_virt, p_phys);
4556                 }
4557
4558                 p_virt_prev = p_virt;
4559         }
4560         /* Last page's next element should point to the beginning of the
4561          * chain.
4562          */
4563         ecore_chain_init_next_ptr_elem(p_chain, p_virt_prev,
4564                                        p_chain->p_virt_addr,
4565                                        p_chain->p_phys_addr);
4566
4567         return ECORE_SUCCESS;
4568 }
4569
4570 static enum _ecore_status_t
4571 ecore_chain_alloc_single(struct ecore_dev *p_dev, struct ecore_chain *p_chain)
4572 {
4573         dma_addr_t p_phys = 0;
4574         void *p_virt = OSAL_NULL;
4575
4576         p_virt = OSAL_DMA_ALLOC_COHERENT(p_dev, &p_phys, ECORE_CHAIN_PAGE_SIZE);
4577         if (!p_virt) {
4578                 DP_NOTICE(p_dev, false, "Failed to allocate chain memory\n");
4579                 return ECORE_NOMEM;
4580         }
4581
4582         ecore_chain_init_mem(p_chain, p_virt, p_phys);
4583         ecore_chain_reset(p_chain);
4584
4585         return ECORE_SUCCESS;
4586 }
4587
4588 static enum _ecore_status_t
4589 ecore_chain_alloc_pbl(struct ecore_dev *p_dev,
4590                       struct ecore_chain *p_chain,
4591                       struct ecore_chain_ext_pbl *ext_pbl)
4592 {
4593         u32 page_cnt = p_chain->page_cnt, size, i;
4594         dma_addr_t p_phys = 0, p_pbl_phys = 0;
4595         void **pp_virt_addr_tbl = OSAL_NULL;
4596         u8 *p_pbl_virt = OSAL_NULL;
4597         void *p_virt = OSAL_NULL;
4598
4599         size = page_cnt * sizeof(*pp_virt_addr_tbl);
4600         pp_virt_addr_tbl = (void **)OSAL_VZALLOC(p_dev, size);
4601         if (!pp_virt_addr_tbl) {
4602                 DP_NOTICE(p_dev, false,
4603                           "Failed to allocate memory for the chain virtual addresses table\n");
4604                 return ECORE_NOMEM;
4605         }
4606
4607         /* The allocation of the PBL table is done with its full size, since it
4608          * is expected to be successive.
4609          * ecore_chain_init_pbl_mem() is called even in a case of an allocation
4610          * failure, since pp_virt_addr_tbl was previously allocated, and it
4611          * should be saved to allow its freeing during the error flow.
4612          */
4613         size = page_cnt * ECORE_CHAIN_PBL_ENTRY_SIZE;
4614
4615         if (ext_pbl == OSAL_NULL) {
4616                 p_pbl_virt = OSAL_DMA_ALLOC_COHERENT(p_dev, &p_pbl_phys, size);
4617         } else {
4618                 p_pbl_virt = ext_pbl->p_pbl_virt;
4619                 p_pbl_phys = ext_pbl->p_pbl_phys;
4620                 p_chain->b_external_pbl = true;
4621         }
4622
4623         ecore_chain_init_pbl_mem(p_chain, p_pbl_virt, p_pbl_phys,
4624                                  pp_virt_addr_tbl);
4625         if (!p_pbl_virt) {
4626                 DP_NOTICE(p_dev, false, "Failed to allocate chain pbl memory\n");
4627                 return ECORE_NOMEM;
4628         }
4629
4630         for (i = 0; i < page_cnt; i++) {
4631                 p_virt = OSAL_DMA_ALLOC_COHERENT(p_dev, &p_phys,
4632                                                  ECORE_CHAIN_PAGE_SIZE);
4633                 if (!p_virt) {
4634                         DP_NOTICE(p_dev, false,
4635                                   "Failed to allocate chain memory\n");
4636                         return ECORE_NOMEM;
4637                 }
4638
4639                 if (i == 0) {
4640                         ecore_chain_init_mem(p_chain, p_virt, p_phys);
4641                         ecore_chain_reset(p_chain);
4642                 }
4643
4644                 /* Fill the PBL table with the physical address of the page */
4645                 *(dma_addr_t *)p_pbl_virt = p_phys;
4646                 /* Keep the virtual address of the page */
4647                 p_chain->pbl.pp_virt_addr_tbl[i] = p_virt;
4648
4649                 p_pbl_virt += ECORE_CHAIN_PBL_ENTRY_SIZE;
4650         }
4651
4652         return ECORE_SUCCESS;
4653 }
4654
4655 enum _ecore_status_t ecore_chain_alloc(struct ecore_dev *p_dev,
4656                                        enum ecore_chain_use_mode intended_use,
4657                                        enum ecore_chain_mode mode,
4658                                        enum ecore_chain_cnt_type cnt_type,
4659                                        u32 num_elems, osal_size_t elem_size,
4660                                        struct ecore_chain *p_chain,
4661                                        struct ecore_chain_ext_pbl *ext_pbl)
4662 {
4663         u32 page_cnt;
4664         enum _ecore_status_t rc = ECORE_SUCCESS;
4665
4666         if (mode == ECORE_CHAIN_MODE_SINGLE)
4667                 page_cnt = 1;
4668         else
4669                 page_cnt = ECORE_CHAIN_PAGE_CNT(num_elems, elem_size, mode);
4670
4671         rc = ecore_chain_alloc_sanity_check(p_dev, cnt_type, elem_size,
4672                                             page_cnt);
4673         if (rc) {
4674                 DP_NOTICE(p_dev, false,
4675                           "Cannot allocate a chain with the given arguments:\n"
4676                           "[use_mode %d, mode %d, cnt_type %d, num_elems %d, elem_size %zu]\n",
4677                           intended_use, mode, cnt_type, num_elems, elem_size);
4678                 return rc;
4679         }
4680
4681         ecore_chain_init_params(p_chain, page_cnt, (u8)elem_size, intended_use,
4682                                 mode, cnt_type, p_dev->dp_ctx);
4683
4684         switch (mode) {
4685         case ECORE_CHAIN_MODE_NEXT_PTR:
4686                 rc = ecore_chain_alloc_next_ptr(p_dev, p_chain);
4687                 break;
4688         case ECORE_CHAIN_MODE_SINGLE:
4689                 rc = ecore_chain_alloc_single(p_dev, p_chain);
4690                 break;
4691         case ECORE_CHAIN_MODE_PBL:
4692                 rc = ecore_chain_alloc_pbl(p_dev, p_chain, ext_pbl);
4693                 break;
4694         }
4695         if (rc)
4696                 goto nomem;
4697
4698         return ECORE_SUCCESS;
4699
4700 nomem:
4701         ecore_chain_free(p_dev, p_chain);
4702         return rc;
4703 }
4704
4705 enum _ecore_status_t ecore_fw_l2_queue(struct ecore_hwfn *p_hwfn,
4706                                        u16 src_id, u16 *dst_id)
4707 {
4708         if (src_id >= RESC_NUM(p_hwfn, ECORE_L2_QUEUE)) {
4709                 u16 min, max;
4710
4711                 min = (u16)RESC_START(p_hwfn, ECORE_L2_QUEUE);
4712                 max = min + RESC_NUM(p_hwfn, ECORE_L2_QUEUE);
4713                 DP_NOTICE(p_hwfn, true,
4714                           "l2_queue id [%d] is not valid, available indices [%d - %d]\n",
4715                           src_id, min, max);
4716
4717                 return ECORE_INVAL;
4718         }
4719
4720         *dst_id = RESC_START(p_hwfn, ECORE_L2_QUEUE) + src_id;
4721
4722         return ECORE_SUCCESS;
4723 }
4724
4725 enum _ecore_status_t ecore_fw_vport(struct ecore_hwfn *p_hwfn,
4726                                     u8 src_id, u8 *dst_id)
4727 {
4728         if (src_id >= RESC_NUM(p_hwfn, ECORE_VPORT)) {
4729                 u8 min, max;
4730
4731                 min = (u8)RESC_START(p_hwfn, ECORE_VPORT);
4732                 max = min + RESC_NUM(p_hwfn, ECORE_VPORT);
4733                 DP_NOTICE(p_hwfn, true,
4734                           "vport id [%d] is not valid, available indices [%d - %d]\n",
4735                           src_id, min, max);
4736
4737                 return ECORE_INVAL;
4738         }
4739
4740         *dst_id = RESC_START(p_hwfn, ECORE_VPORT) + src_id;
4741
4742         return ECORE_SUCCESS;
4743 }
4744
4745 enum _ecore_status_t ecore_fw_rss_eng(struct ecore_hwfn *p_hwfn,
4746                                       u8 src_id, u8 *dst_id)
4747 {
4748         if (src_id >= RESC_NUM(p_hwfn, ECORE_RSS_ENG)) {
4749                 u8 min, max;
4750
4751                 min = (u8)RESC_START(p_hwfn, ECORE_RSS_ENG);
4752                 max = min + RESC_NUM(p_hwfn, ECORE_RSS_ENG);
4753                 DP_NOTICE(p_hwfn, true,
4754                           "rss_eng id [%d] is not valid, available indices [%d - %d]\n",
4755                           src_id, min, max);
4756
4757                 return ECORE_INVAL;
4758         }
4759
4760         *dst_id = RESC_START(p_hwfn, ECORE_RSS_ENG) + src_id;
4761
4762         return ECORE_SUCCESS;
4763 }
4764
4765 static enum _ecore_status_t
4766 ecore_llh_add_mac_filter_bb_ah(struct ecore_hwfn *p_hwfn,
4767                                struct ecore_ptt *p_ptt, u32 high, u32 low,
4768                                u32 *p_entry_num)
4769 {
4770         u32 en;
4771         int i;
4772
4773         /* Find a free entry and utilize it */
4774         for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
4775                 en = ecore_rd(p_hwfn, p_ptt,
4776                               NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 +
4777                               i * sizeof(u32));
4778                 if (en)
4779                         continue;
4780                 ecore_wr(p_hwfn, p_ptt,
4781                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4782                          2 * i * sizeof(u32), low);
4783                 ecore_wr(p_hwfn, p_ptt,
4784                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4785                          (2 * i + 1) * sizeof(u32), high);
4786                 ecore_wr(p_hwfn, p_ptt,
4787                          NIG_REG_LLH_FUNC_FILTER_MODE_BB_K2 +
4788                          i * sizeof(u32), 0);
4789                 ecore_wr(p_hwfn, p_ptt,
4790                          NIG_REG_LLH_FUNC_FILTER_PROTOCOL_TYPE_BB_K2 +
4791                          i * sizeof(u32), 0);
4792                 ecore_wr(p_hwfn, p_ptt,
4793                          NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 +
4794                          i * sizeof(u32), 1);
4795                 break;
4796         }
4797
4798         if (i >= NIG_REG_LLH_FUNC_FILTER_EN_SIZE)
4799                 return ECORE_NORESOURCES;
4800
4801         *p_entry_num = i;
4802
4803         return ECORE_SUCCESS;
4804 }
4805
4806 enum _ecore_status_t ecore_llh_add_mac_filter(struct ecore_hwfn *p_hwfn,
4807                                           struct ecore_ptt *p_ptt, u8 *p_filter)
4808 {
4809         u32 high, low, entry_num;
4810         enum _ecore_status_t rc = ECORE_SUCCESS;
4811
4812         if (!OSAL_TEST_BIT(ECORE_MF_LLH_MAC_CLSS,
4813                            &p_hwfn->p_dev->mf_bits))
4814                 return ECORE_SUCCESS;
4815
4816         high = p_filter[1] | (p_filter[0] << 8);
4817         low = p_filter[5] | (p_filter[4] << 8) |
4818               (p_filter[3] << 16) | (p_filter[2] << 24);
4819
4820         if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
4821                 rc = ecore_llh_add_mac_filter_bb_ah(p_hwfn, p_ptt, high, low,
4822                                                     &entry_num);
4823         if (rc != ECORE_SUCCESS) {
4824                 DP_NOTICE(p_hwfn, false,
4825                           "Failed to find an empty LLH filter to utilize\n");
4826                 return rc;
4827         }
4828
4829         DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
4830                    "MAC: %02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx is added at %d\n",
4831                    p_filter[0], p_filter[1], p_filter[2], p_filter[3],
4832                    p_filter[4], p_filter[5], entry_num);
4833
4834         return rc;
4835 }
4836
4837 static enum _ecore_status_t
4838 ecore_llh_remove_mac_filter_bb_ah(struct ecore_hwfn *p_hwfn,
4839                                   struct ecore_ptt *p_ptt, u32 high, u32 low,
4840                                   u32 *p_entry_num)
4841 {
4842         int i;
4843
4844         /* Find the entry and clean it */
4845         for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
4846                 if (ecore_rd(p_hwfn, p_ptt,
4847                              NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4848                              2 * i * sizeof(u32)) != low)
4849                         continue;
4850                 if (ecore_rd(p_hwfn, p_ptt,
4851                              NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4852                              (2 * i + 1) * sizeof(u32)) != high)
4853                         continue;
4854
4855                 ecore_wr(p_hwfn, p_ptt,
4856                          NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 + i * sizeof(u32), 0);
4857                 ecore_wr(p_hwfn, p_ptt,
4858                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4859                          2 * i * sizeof(u32), 0);
4860                 ecore_wr(p_hwfn, p_ptt,
4861                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4862                          (2 * i + 1) * sizeof(u32), 0);
4863                 break;
4864         }
4865
4866         if (i >= NIG_REG_LLH_FUNC_FILTER_EN_SIZE)
4867                 return ECORE_INVAL;
4868
4869         *p_entry_num = i;
4870
4871         return ECORE_SUCCESS;
4872 }
4873
4874 void ecore_llh_remove_mac_filter(struct ecore_hwfn *p_hwfn,
4875                              struct ecore_ptt *p_ptt, u8 *p_filter)
4876 {
4877         u32 high, low, entry_num;
4878         enum _ecore_status_t rc = ECORE_SUCCESS;
4879
4880         if (!OSAL_TEST_BIT(ECORE_MF_LLH_MAC_CLSS,
4881                            &p_hwfn->p_dev->mf_bits))
4882                 return;
4883
4884         high = p_filter[1] | (p_filter[0] << 8);
4885         low = p_filter[5] | (p_filter[4] << 8) |
4886               (p_filter[3] << 16) | (p_filter[2] << 24);
4887
4888         if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
4889                 rc = ecore_llh_remove_mac_filter_bb_ah(p_hwfn, p_ptt, high,
4890                                                        low, &entry_num);
4891         if (rc != ECORE_SUCCESS) {
4892                 DP_NOTICE(p_hwfn, false,
4893                           "Tried to remove a non-configured filter\n");
4894                 return;
4895         }
4896
4897
4898         DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
4899                    "MAC: %02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx was removed from %d\n",
4900                    p_filter[0], p_filter[1], p_filter[2], p_filter[3],
4901                    p_filter[4], p_filter[5], entry_num);
4902 }
4903
4904 static enum _ecore_status_t
4905 ecore_llh_add_protocol_filter_bb_ah(struct ecore_hwfn *p_hwfn,
4906                                     struct ecore_ptt *p_ptt,
4907                                     enum ecore_llh_port_filter_type_t type,
4908                                     u32 high, u32 low, u32 *p_entry_num)
4909 {
4910         u32 en;
4911         int i;
4912
4913         /* Find a free entry and utilize it */
4914         for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
4915                 en = ecore_rd(p_hwfn, p_ptt,
4916                               NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 +
4917                               i * sizeof(u32));
4918                 if (en)
4919                         continue;
4920                 ecore_wr(p_hwfn, p_ptt,
4921                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4922                          2 * i * sizeof(u32), low);
4923                 ecore_wr(p_hwfn, p_ptt,
4924                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4925                          (2 * i + 1) * sizeof(u32), high);
4926                 ecore_wr(p_hwfn, p_ptt,
4927                          NIG_REG_LLH_FUNC_FILTER_MODE_BB_K2 +
4928                          i * sizeof(u32), 1);
4929                 ecore_wr(p_hwfn, p_ptt,
4930                          NIG_REG_LLH_FUNC_FILTER_PROTOCOL_TYPE_BB_K2 +
4931                          i * sizeof(u32), 1 << type);
4932                 ecore_wr(p_hwfn, p_ptt,
4933                          NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 + i * sizeof(u32), 1);
4934                 break;
4935         }
4936
4937         if (i >= NIG_REG_LLH_FUNC_FILTER_EN_SIZE)
4938                 return ECORE_NORESOURCES;
4939
4940         *p_entry_num = i;
4941
4942         return ECORE_SUCCESS;
4943 }
4944
4945 enum _ecore_status_t
4946 ecore_llh_add_protocol_filter(struct ecore_hwfn *p_hwfn,
4947                               struct ecore_ptt *p_ptt,
4948                               u16 source_port_or_eth_type,
4949                               u16 dest_port,
4950                               enum ecore_llh_port_filter_type_t type)
4951 {
4952         u32 high, low, entry_num;
4953         enum _ecore_status_t rc = ECORE_SUCCESS;
4954
4955         if (!OSAL_TEST_BIT(ECORE_MF_LLH_PROTO_CLSS,
4956                            &p_hwfn->p_dev->mf_bits))
4957                 return rc;
4958
4959         high = 0;
4960         low = 0;
4961
4962         switch (type) {
4963         case ECORE_LLH_FILTER_ETHERTYPE:
4964                 high = source_port_or_eth_type;
4965                 break;
4966         case ECORE_LLH_FILTER_TCP_SRC_PORT:
4967         case ECORE_LLH_FILTER_UDP_SRC_PORT:
4968                 low = source_port_or_eth_type << 16;
4969                 break;
4970         case ECORE_LLH_FILTER_TCP_DEST_PORT:
4971         case ECORE_LLH_FILTER_UDP_DEST_PORT:
4972                 low = dest_port;
4973                 break;
4974         case ECORE_LLH_FILTER_TCP_SRC_AND_DEST_PORT:
4975         case ECORE_LLH_FILTER_UDP_SRC_AND_DEST_PORT:
4976                 low = (source_port_or_eth_type << 16) | dest_port;
4977                 break;
4978         default:
4979                 DP_NOTICE(p_hwfn, true,
4980                           "Non valid LLH protocol filter type %d\n", type);
4981                 return ECORE_INVAL;
4982         }
4983
4984         if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
4985                 rc = ecore_llh_add_protocol_filter_bb_ah(p_hwfn, p_ptt, type,
4986                                                          high, low, &entry_num);
4987         if (rc != ECORE_SUCCESS) {
4988                 DP_NOTICE(p_hwfn, false,
4989                           "Failed to find an empty LLH filter to utilize\n");
4990                 return rc;
4991         }
4992         switch (type) {
4993         case ECORE_LLH_FILTER_ETHERTYPE:
4994                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
4995                            "ETH type %x is added at %d\n",
4996                            source_port_or_eth_type, entry_num);
4997                 break;
4998         case ECORE_LLH_FILTER_TCP_SRC_PORT:
4999                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5000                            "TCP src port %x is added at %d\n",
5001                            source_port_or_eth_type, entry_num);
5002                 break;
5003         case ECORE_LLH_FILTER_UDP_SRC_PORT:
5004                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5005                            "UDP src port %x is added at %d\n",
5006                            source_port_or_eth_type, entry_num);
5007                 break;
5008         case ECORE_LLH_FILTER_TCP_DEST_PORT:
5009                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5010                            "TCP dst port %x is added at %d\n", dest_port,
5011                            entry_num);
5012                 break;
5013         case ECORE_LLH_FILTER_UDP_DEST_PORT:
5014                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5015                            "UDP dst port %x is added at %d\n", dest_port,
5016                            entry_num);
5017                 break;
5018         case ECORE_LLH_FILTER_TCP_SRC_AND_DEST_PORT:
5019                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5020                            "TCP src/dst ports %x/%x are added at %d\n",
5021                            source_port_or_eth_type, dest_port, entry_num);
5022                 break;
5023         case ECORE_LLH_FILTER_UDP_SRC_AND_DEST_PORT:
5024                 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5025                            "UDP src/dst ports %x/%x are added at %d\n",
5026                            source_port_or_eth_type, dest_port, entry_num);
5027                 break;
5028         }
5029
5030         return rc;
5031 }
5032
5033 static enum _ecore_status_t
5034 ecore_llh_remove_protocol_filter_bb_ah(struct ecore_hwfn *p_hwfn,
5035                                        struct ecore_ptt *p_ptt,
5036                                        enum ecore_llh_port_filter_type_t type,
5037                                        u32 high, u32 low, u32 *p_entry_num)
5038 {
5039         int i;
5040
5041         /* Find the entry and clean it */
5042         for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
5043                 if (!ecore_rd(p_hwfn, p_ptt,
5044                               NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 +
5045                               i * sizeof(u32)))
5046                         continue;
5047                 if (!ecore_rd(p_hwfn, p_ptt,
5048                               NIG_REG_LLH_FUNC_FILTER_MODE_BB_K2 +
5049                               i * sizeof(u32)))
5050                         continue;
5051                 if (!(ecore_rd(p_hwfn, p_ptt,
5052                                NIG_REG_LLH_FUNC_FILTER_PROTOCOL_TYPE_BB_K2 +
5053                                i * sizeof(u32)) & (1 << type)))
5054                         continue;
5055                 if (ecore_rd(p_hwfn, p_ptt,
5056                              NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5057                              2 * i * sizeof(u32)) != low)
5058                         continue;
5059                 if (ecore_rd(p_hwfn, p_ptt,
5060                              NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5061                              (2 * i + 1) * sizeof(u32)) != high)
5062                         continue;
5063
5064                 ecore_wr(p_hwfn, p_ptt,
5065                          NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 + i * sizeof(u32), 0);
5066                 ecore_wr(p_hwfn, p_ptt,
5067                          NIG_REG_LLH_FUNC_FILTER_MODE_BB_K2 +
5068                          i * sizeof(u32), 0);
5069                 ecore_wr(p_hwfn, p_ptt,
5070                          NIG_REG_LLH_FUNC_FILTER_PROTOCOL_TYPE_BB_K2 +
5071                          i * sizeof(u32), 0);
5072                 ecore_wr(p_hwfn, p_ptt,
5073                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5074                          2 * i * sizeof(u32), 0);
5075                 ecore_wr(p_hwfn, p_ptt,
5076                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5077                          (2 * i + 1) * sizeof(u32), 0);
5078                 break;
5079         }
5080
5081         if (i >= NIG_REG_LLH_FUNC_FILTER_EN_SIZE)
5082                 return ECORE_INVAL;
5083
5084         *p_entry_num = i;
5085
5086         return ECORE_SUCCESS;
5087 }
5088
5089 void
5090 ecore_llh_remove_protocol_filter(struct ecore_hwfn *p_hwfn,
5091                                  struct ecore_ptt *p_ptt,
5092                                  u16 source_port_or_eth_type,
5093                                  u16 dest_port,
5094                                  enum ecore_llh_port_filter_type_t type)
5095 {
5096         u32 high, low, entry_num;
5097         enum _ecore_status_t rc = ECORE_SUCCESS;
5098
5099         if (!OSAL_TEST_BIT(ECORE_MF_LLH_PROTO_CLSS,
5100                            &p_hwfn->p_dev->mf_bits))
5101                 return;
5102
5103         high = 0;
5104         low = 0;
5105
5106         switch (type) {
5107         case ECORE_LLH_FILTER_ETHERTYPE:
5108                 high = source_port_or_eth_type;
5109                 break;
5110         case ECORE_LLH_FILTER_TCP_SRC_PORT:
5111         case ECORE_LLH_FILTER_UDP_SRC_PORT:
5112                 low = source_port_or_eth_type << 16;
5113                 break;
5114         case ECORE_LLH_FILTER_TCP_DEST_PORT:
5115         case ECORE_LLH_FILTER_UDP_DEST_PORT:
5116                 low = dest_port;
5117                 break;
5118         case ECORE_LLH_FILTER_TCP_SRC_AND_DEST_PORT:
5119         case ECORE_LLH_FILTER_UDP_SRC_AND_DEST_PORT:
5120                 low = (source_port_or_eth_type << 16) | dest_port;
5121                 break;
5122         default:
5123                 DP_NOTICE(p_hwfn, true,
5124                           "Non valid LLH protocol filter type %d\n", type);
5125                 return;
5126         }
5127
5128         if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
5129                 rc = ecore_llh_remove_protocol_filter_bb_ah(p_hwfn, p_ptt, type,
5130                                                             high, low,
5131                                                             &entry_num);
5132         if (rc != ECORE_SUCCESS) {
5133                 DP_NOTICE(p_hwfn, false,
5134                           "Tried to remove a non-configured filter [type %d, source_port_or_eth_type 0x%x, dest_port 0x%x]\n",
5135                           type, source_port_or_eth_type, dest_port);
5136                 return;
5137         }
5138
5139         DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5140                    "Protocol filter [type %d, source_port_or_eth_type 0x%x, dest_port 0x%x] was removed from %d\n",
5141                    type, source_port_or_eth_type, dest_port, entry_num);
5142 }
5143
5144 static void ecore_llh_clear_all_filters_bb_ah(struct ecore_hwfn *p_hwfn,
5145                                               struct ecore_ptt *p_ptt)
5146 {
5147         int i;
5148
5149         if (!(IS_MF_SI(p_hwfn) || IS_MF_DEFAULT(p_hwfn)))
5150                 return;
5151
5152         for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
5153                 ecore_wr(p_hwfn, p_ptt,
5154                          NIG_REG_LLH_FUNC_FILTER_EN_BB_K2  +
5155                          i * sizeof(u32), 0);
5156                 ecore_wr(p_hwfn, p_ptt,
5157                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5158                          2 * i * sizeof(u32), 0);
5159                 ecore_wr(p_hwfn, p_ptt,
5160                          NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5161                          (2 * i + 1) * sizeof(u32), 0);
5162         }
5163 }
5164
5165 void ecore_llh_clear_all_filters(struct ecore_hwfn *p_hwfn,
5166                              struct ecore_ptt *p_ptt)
5167 {
5168         if (!OSAL_TEST_BIT(ECORE_MF_LLH_PROTO_CLSS,
5169                            &p_hwfn->p_dev->mf_bits) &&
5170             !OSAL_TEST_BIT(ECORE_MF_LLH_MAC_CLSS,
5171                            &p_hwfn->p_dev->mf_bits))
5172                 return;
5173
5174         if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
5175                 ecore_llh_clear_all_filters_bb_ah(p_hwfn, p_ptt);
5176 }
5177
5178 enum _ecore_status_t
5179 ecore_llh_set_function_as_default(struct ecore_hwfn *p_hwfn,
5180                                   struct ecore_ptt *p_ptt)
5181 {
5182         if (OSAL_TEST_BIT(ECORE_MF_NEED_DEF_PF, &p_hwfn->p_dev->mf_bits)) {
5183                 ecore_wr(p_hwfn, p_ptt,
5184                          NIG_REG_LLH_TAGMAC_DEF_PF_VECTOR,
5185                          1 << p_hwfn->abs_pf_id / 2);
5186                 ecore_wr(p_hwfn, p_ptt, PRS_REG_MSG_INFO, 0);
5187                 return ECORE_SUCCESS;
5188         }
5189
5190         DP_NOTICE(p_hwfn, false,
5191                   "This function can't be set as default\n");
5192         return ECORE_INVAL;
5193 }
5194
5195 static enum _ecore_status_t ecore_set_coalesce(struct ecore_hwfn *p_hwfn,
5196                                                struct ecore_ptt *p_ptt,
5197                                                u32 hw_addr, void *p_eth_qzone,
5198                                                osal_size_t eth_qzone_size,
5199                                                u8 timeset)
5200 {
5201         struct coalescing_timeset *p_coal_timeset;
5202
5203         if (p_hwfn->p_dev->int_coalescing_mode != ECORE_COAL_MODE_ENABLE) {
5204                 DP_NOTICE(p_hwfn, true,
5205                           "Coalescing configuration not enabled\n");
5206                 return ECORE_INVAL;
5207         }
5208
5209         p_coal_timeset = p_eth_qzone;
5210         OSAL_MEMSET(p_eth_qzone, 0, eth_qzone_size);
5211         SET_FIELD(p_coal_timeset->value, COALESCING_TIMESET_TIMESET, timeset);
5212         SET_FIELD(p_coal_timeset->value, COALESCING_TIMESET_VALID, 1);
5213         ecore_memcpy_to(p_hwfn, p_ptt, hw_addr, p_eth_qzone, eth_qzone_size);
5214
5215         return ECORE_SUCCESS;
5216 }
5217
5218 enum _ecore_status_t ecore_set_queue_coalesce(struct ecore_hwfn *p_hwfn,
5219                                               u16 rx_coal, u16 tx_coal,
5220                                               void *p_handle)
5221 {
5222         struct ecore_queue_cid *p_cid = (struct ecore_queue_cid *)p_handle;
5223         enum _ecore_status_t rc = ECORE_SUCCESS;
5224         struct ecore_ptt *p_ptt;
5225
5226         /* TODO - Configuring a single queue's coalescing but
5227          * claiming all queues are abiding same configuration
5228          * for PF and VF both.
5229          */
5230
5231         if (IS_VF(p_hwfn->p_dev))
5232                 return ecore_vf_pf_set_coalesce(p_hwfn, rx_coal,
5233                                                 tx_coal, p_cid);
5234
5235         p_ptt = ecore_ptt_acquire(p_hwfn);
5236         if (!p_ptt)
5237                 return ECORE_AGAIN;
5238
5239         if (rx_coal) {
5240                 rc = ecore_set_rxq_coalesce(p_hwfn, p_ptt, rx_coal, p_cid);
5241                 if (rc)
5242                         goto out;
5243                 p_hwfn->p_dev->rx_coalesce_usecs = rx_coal;
5244         }
5245
5246         if (tx_coal) {
5247                 rc = ecore_set_txq_coalesce(p_hwfn, p_ptt, tx_coal, p_cid);
5248                 if (rc)
5249                         goto out;
5250                 p_hwfn->p_dev->tx_coalesce_usecs = tx_coal;
5251         }
5252 out:
5253         ecore_ptt_release(p_hwfn, p_ptt);
5254
5255         return rc;
5256 }
5257
5258 enum _ecore_status_t ecore_set_rxq_coalesce(struct ecore_hwfn *p_hwfn,
5259                                             struct ecore_ptt *p_ptt,
5260                                             u16 coalesce,
5261                                             struct ecore_queue_cid *p_cid)
5262 {
5263         struct ustorm_eth_queue_zone eth_qzone;
5264         u8 timeset, timer_res;
5265         u32 address;
5266         enum _ecore_status_t rc;
5267
5268         /* Coalesce = (timeset << timer-resolution), timeset is 7bit wide */
5269         if (coalesce <= 0x7F) {
5270                 timer_res = 0;
5271         } else if (coalesce <= 0xFF) {
5272                 timer_res = 1;
5273         } else if (coalesce <= 0x1FF) {
5274                 timer_res = 2;
5275         } else {
5276                 DP_ERR(p_hwfn, "Invalid coalesce value - %d\n", coalesce);
5277                 return ECORE_INVAL;
5278         }
5279         timeset = (u8)(coalesce >> timer_res);
5280
5281         rc = ecore_int_set_timer_res(p_hwfn, p_ptt, timer_res,
5282                                      p_cid->sb_igu_id, false);
5283         if (rc != ECORE_SUCCESS)
5284                 goto out;
5285
5286         address = BAR0_MAP_REG_USDM_RAM +
5287                   USTORM_ETH_QUEUE_ZONE_OFFSET(p_cid->abs.queue_id);
5288
5289         rc = ecore_set_coalesce(p_hwfn, p_ptt, address, &eth_qzone,
5290                                 sizeof(struct ustorm_eth_queue_zone), timeset);
5291         if (rc != ECORE_SUCCESS)
5292                 goto out;
5293
5294 out:
5295         return rc;
5296 }
5297
5298 enum _ecore_status_t ecore_set_txq_coalesce(struct ecore_hwfn *p_hwfn,
5299                                             struct ecore_ptt *p_ptt,
5300                                             u16 coalesce,
5301                                             struct ecore_queue_cid *p_cid)
5302 {
5303         struct xstorm_eth_queue_zone eth_qzone;
5304         u8 timeset, timer_res;
5305         u32 address;
5306         enum _ecore_status_t rc;
5307
5308         /* Coalesce = (timeset << timer-resolution), timeset is 7bit wide */
5309         if (coalesce <= 0x7F) {
5310                 timer_res = 0;
5311         } else if (coalesce <= 0xFF) {
5312                 timer_res = 1;
5313         } else if (coalesce <= 0x1FF) {
5314                 timer_res = 2;
5315         } else {
5316                 DP_ERR(p_hwfn, "Invalid coalesce value - %d\n", coalesce);
5317                 return ECORE_INVAL;
5318         }
5319
5320         timeset = (u8)(coalesce >> timer_res);
5321
5322         rc = ecore_int_set_timer_res(p_hwfn, p_ptt, timer_res,
5323                                      p_cid->sb_igu_id, true);
5324         if (rc != ECORE_SUCCESS)
5325                 goto out;
5326
5327         address = BAR0_MAP_REG_XSDM_RAM +
5328                   XSTORM_ETH_QUEUE_ZONE_OFFSET(p_cid->abs.queue_id);
5329
5330         rc = ecore_set_coalesce(p_hwfn, p_ptt, address, &eth_qzone,
5331                                 sizeof(struct xstorm_eth_queue_zone), timeset);
5332 out:
5333         return rc;
5334 }
5335
5336 /* Calculate final WFQ values for all vports and configure it.
5337  * After this configuration each vport must have
5338  * approx min rate =  vport_wfq * min_pf_rate / ECORE_WFQ_UNIT
5339  */
5340 static void ecore_configure_wfq_for_all_vports(struct ecore_hwfn *p_hwfn,
5341                                                struct ecore_ptt *p_ptt,
5342                                                u32 min_pf_rate)
5343 {
5344         struct init_qm_vport_params *vport_params;
5345         int i;
5346
5347         vport_params = p_hwfn->qm_info.qm_vport_params;
5348
5349         for (i = 0; i < p_hwfn->qm_info.num_vports; i++) {
5350                 u32 wfq_speed = p_hwfn->qm_info.wfq_data[i].min_speed;
5351
5352                 vport_params[i].vport_wfq = (wfq_speed * ECORE_WFQ_UNIT) /
5353                     min_pf_rate;
5354                 ecore_init_vport_wfq(p_hwfn, p_ptt,
5355                                      vport_params[i].first_tx_pq_id,
5356                                      vport_params[i].vport_wfq);
5357         }
5358 }
5359
5360 static void ecore_init_wfq_default_param(struct ecore_hwfn *p_hwfn)
5361 {
5362         int i;
5363
5364         for (i = 0; i < p_hwfn->qm_info.num_vports; i++)
5365                 p_hwfn->qm_info.qm_vport_params[i].vport_wfq = 1;
5366 }
5367
5368 static void ecore_disable_wfq_for_all_vports(struct ecore_hwfn *p_hwfn,
5369                                              struct ecore_ptt *p_ptt)
5370 {
5371         struct init_qm_vport_params *vport_params;
5372         int i;
5373
5374         vport_params = p_hwfn->qm_info.qm_vport_params;
5375
5376         for (i = 0; i < p_hwfn->qm_info.num_vports; i++) {
5377                 ecore_init_wfq_default_param(p_hwfn);
5378                 ecore_init_vport_wfq(p_hwfn, p_ptt,
5379                                      vport_params[i].first_tx_pq_id,
5380                                      vport_params[i].vport_wfq);
5381         }
5382 }
5383
5384 /* This function performs several validations for WFQ
5385  * configuration and required min rate for a given vport
5386  * 1. req_rate must be greater than one percent of min_pf_rate.
5387  * 2. req_rate should not cause other vports [not configured for WFQ explicitly]
5388  *    rates to get less than one percent of min_pf_rate.
5389  * 3. total_req_min_rate [all vports min rate sum] shouldn't exceed min_pf_rate.
5390  */
5391 static enum _ecore_status_t ecore_init_wfq_param(struct ecore_hwfn *p_hwfn,
5392                                                  u16 vport_id, u32 req_rate,
5393                                                  u32 min_pf_rate)
5394 {
5395         u32 total_req_min_rate = 0, total_left_rate = 0, left_rate_per_vp = 0;
5396         int non_requested_count = 0, req_count = 0, i, num_vports;
5397
5398         num_vports = p_hwfn->qm_info.num_vports;
5399
5400 /* Accounting for the vports which are configured for WFQ explicitly */
5401
5402         for (i = 0; i < num_vports; i++) {
5403                 u32 tmp_speed;
5404
5405                 if ((i != vport_id) && p_hwfn->qm_info.wfq_data[i].configured) {
5406                         req_count++;
5407                         tmp_speed = p_hwfn->qm_info.wfq_data[i].min_speed;
5408                         total_req_min_rate += tmp_speed;
5409                 }
5410         }
5411
5412         /* Include current vport data as well */
5413         req_count++;
5414         total_req_min_rate += req_rate;
5415         non_requested_count = num_vports - req_count;
5416
5417         /* validate possible error cases */
5418         if (req_rate < min_pf_rate / ECORE_WFQ_UNIT) {
5419                 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5420                            "Vport [%d] - Requested rate[%d Mbps] is less than one percent of configured PF min rate[%d Mbps]\n",
5421                            vport_id, req_rate, min_pf_rate);
5422                 return ECORE_INVAL;
5423         }
5424
5425         /* TBD - for number of vports greater than 100 */
5426         if (num_vports > ECORE_WFQ_UNIT) {
5427                 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5428                            "Number of vports is greater than %d\n",
5429                            ECORE_WFQ_UNIT);
5430                 return ECORE_INVAL;
5431         }
5432
5433         if (total_req_min_rate > min_pf_rate) {
5434                 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5435                            "Total requested min rate for all vports[%d Mbps] is greater than configured PF min rate[%d Mbps]\n",
5436                            total_req_min_rate, min_pf_rate);
5437                 return ECORE_INVAL;
5438         }
5439
5440         /* Data left for non requested vports */
5441         total_left_rate = min_pf_rate - total_req_min_rate;
5442         left_rate_per_vp = total_left_rate / non_requested_count;
5443
5444         /* validate if non requested get < 1% of min bw */
5445         if (left_rate_per_vp < min_pf_rate / ECORE_WFQ_UNIT) {
5446                 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5447                            "Non WFQ configured vports rate [%d Mbps] is less than one percent of configured PF min rate[%d Mbps]\n",
5448                            left_rate_per_vp, min_pf_rate);
5449                 return ECORE_INVAL;
5450         }
5451
5452         /* now req_rate for given vport passes all scenarios.
5453          * assign final wfq rates to all vports.
5454          */
5455         p_hwfn->qm_info.wfq_data[vport_id].min_speed = req_rate;
5456         p_hwfn->qm_info.wfq_data[vport_id].configured = true;
5457
5458         for (i = 0; i < num_vports; i++) {
5459                 if (p_hwfn->qm_info.wfq_data[i].configured)
5460                         continue;
5461
5462                 p_hwfn->qm_info.wfq_data[i].min_speed = left_rate_per_vp;
5463         }
5464
5465         return ECORE_SUCCESS;
5466 }
5467
5468 static int __ecore_configure_vport_wfq(struct ecore_hwfn *p_hwfn,
5469                                        struct ecore_ptt *p_ptt,
5470                                        u16 vp_id, u32 rate)
5471 {
5472         struct ecore_mcp_link_state *p_link;
5473         int rc = ECORE_SUCCESS;
5474
5475         p_link = &p_hwfn->p_dev->hwfns[0].mcp_info->link_output;
5476
5477         if (!p_link->min_pf_rate) {
5478                 p_hwfn->qm_info.wfq_data[vp_id].min_speed = rate;
5479                 p_hwfn->qm_info.wfq_data[vp_id].configured = true;
5480                 return rc;
5481         }
5482
5483         rc = ecore_init_wfq_param(p_hwfn, vp_id, rate, p_link->min_pf_rate);
5484
5485         if (rc == ECORE_SUCCESS)
5486                 ecore_configure_wfq_for_all_vports(p_hwfn, p_ptt,
5487                                                    p_link->min_pf_rate);
5488         else
5489                 DP_NOTICE(p_hwfn, false,
5490                           "Validation failed while configuring min rate\n");
5491
5492         return rc;
5493 }
5494
5495 static int __ecore_configure_vp_wfq_on_link_change(struct ecore_hwfn *p_hwfn,
5496                                                    struct ecore_ptt *p_ptt,
5497                                                    u32 min_pf_rate)
5498 {
5499         bool use_wfq = false;
5500         int rc = ECORE_SUCCESS;
5501         u16 i;
5502
5503         /* Validate all pre configured vports for wfq */
5504         for (i = 0; i < p_hwfn->qm_info.num_vports; i++) {
5505                 u32 rate;
5506
5507                 if (!p_hwfn->qm_info.wfq_data[i].configured)
5508                         continue;
5509
5510                 rate = p_hwfn->qm_info.wfq_data[i].min_speed;
5511                 use_wfq = true;
5512
5513                 rc = ecore_init_wfq_param(p_hwfn, i, rate, min_pf_rate);
5514                 if (rc != ECORE_SUCCESS) {
5515                         DP_NOTICE(p_hwfn, false,
5516                                   "WFQ validation failed while configuring min rate\n");
5517                         break;
5518                 }
5519         }
5520
5521         if (rc == ECORE_SUCCESS && use_wfq)
5522                 ecore_configure_wfq_for_all_vports(p_hwfn, p_ptt, min_pf_rate);
5523         else
5524                 ecore_disable_wfq_for_all_vports(p_hwfn, p_ptt);
5525
5526         return rc;
5527 }
5528
5529 /* Main API for ecore clients to configure vport min rate.
5530  * vp_id - vport id in PF Range[0 - (total_num_vports_per_pf - 1)]
5531  * rate - Speed in Mbps needs to be assigned to a given vport.
5532  */
5533 int ecore_configure_vport_wfq(struct ecore_dev *p_dev, u16 vp_id, u32 rate)
5534 {
5535         int i, rc = ECORE_INVAL;
5536
5537         /* TBD - for multiple hardware functions - that is 100 gig */
5538         if (ECORE_IS_CMT(p_dev)) {
5539                 DP_NOTICE(p_dev, false,
5540                           "WFQ configuration is not supported for this device\n");
5541                 return rc;
5542         }
5543
5544         for_each_hwfn(p_dev, i) {
5545                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
5546                 struct ecore_ptt *p_ptt;
5547
5548                 p_ptt = ecore_ptt_acquire(p_hwfn);
5549                 if (!p_ptt)
5550                         return ECORE_TIMEOUT;
5551
5552                 rc = __ecore_configure_vport_wfq(p_hwfn, p_ptt, vp_id, rate);
5553
5554                 if (rc != ECORE_SUCCESS) {
5555                         ecore_ptt_release(p_hwfn, p_ptt);
5556                         return rc;
5557                 }
5558
5559                 ecore_ptt_release(p_hwfn, p_ptt);
5560         }
5561
5562         return rc;
5563 }
5564
5565 /* API to configure WFQ from mcp link change */
5566 void ecore_configure_vp_wfq_on_link_change(struct ecore_dev *p_dev,
5567                                            struct ecore_ptt *p_ptt,
5568                                            u32 min_pf_rate)
5569 {
5570         int i;
5571
5572         /* TBD - for multiple hardware functions - that is 100 gig */
5573         if (ECORE_IS_CMT(p_dev)) {
5574                 DP_VERBOSE(p_dev, ECORE_MSG_LINK,
5575                            "WFQ configuration is not supported for this device\n");
5576                 return;
5577         }
5578
5579         for_each_hwfn(p_dev, i) {
5580                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
5581
5582                 __ecore_configure_vp_wfq_on_link_change(p_hwfn, p_ptt,
5583                                                         min_pf_rate);
5584         }
5585 }
5586
5587 int __ecore_configure_pf_max_bandwidth(struct ecore_hwfn *p_hwfn,
5588                                        struct ecore_ptt *p_ptt,
5589                                        struct ecore_mcp_link_state *p_link,
5590                                        u8 max_bw)
5591 {
5592         int rc = ECORE_SUCCESS;
5593
5594         p_hwfn->mcp_info->func_info.bandwidth_max = max_bw;
5595
5596         if (!p_link->line_speed && (max_bw != 100))
5597                 return rc;
5598
5599         p_link->speed = (p_link->line_speed * max_bw) / 100;
5600         p_hwfn->qm_info.pf_rl = p_link->speed;
5601
5602         /* Since the limiter also affects Tx-switched traffic, we don't want it
5603          * to limit such traffic in case there's no actual limit.
5604          * In that case, set limit to imaginary high boundary.
5605          */
5606         if (max_bw == 100)
5607                 p_hwfn->qm_info.pf_rl = 100000;
5608
5609         rc = ecore_init_pf_rl(p_hwfn, p_ptt, p_hwfn->rel_pf_id,
5610                               p_hwfn->qm_info.pf_rl);
5611
5612         DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5613                    "Configured MAX bandwidth to be %08x Mb/sec\n",
5614                    p_link->speed);
5615
5616         return rc;
5617 }
5618
5619 /* Main API to configure PF max bandwidth where bw range is [1 - 100] */
5620 int ecore_configure_pf_max_bandwidth(struct ecore_dev *p_dev, u8 max_bw)
5621 {
5622         int i, rc = ECORE_INVAL;
5623
5624         if (max_bw < 1 || max_bw > 100) {
5625                 DP_NOTICE(p_dev, false, "PF max bw valid range is [1-100]\n");
5626                 return rc;
5627         }
5628
5629         for_each_hwfn(p_dev, i) {
5630                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
5631                 struct ecore_hwfn *p_lead = ECORE_LEADING_HWFN(p_dev);
5632                 struct ecore_mcp_link_state *p_link;
5633                 struct ecore_ptt *p_ptt;
5634
5635                 p_link = &p_lead->mcp_info->link_output;
5636
5637                 p_ptt = ecore_ptt_acquire(p_hwfn);
5638                 if (!p_ptt)
5639                         return ECORE_TIMEOUT;
5640
5641                 rc = __ecore_configure_pf_max_bandwidth(p_hwfn, p_ptt,
5642                                                         p_link, max_bw);
5643
5644                 ecore_ptt_release(p_hwfn, p_ptt);
5645
5646                 if (rc != ECORE_SUCCESS)
5647                         break;
5648         }
5649
5650         return rc;
5651 }
5652
5653 int __ecore_configure_pf_min_bandwidth(struct ecore_hwfn *p_hwfn,
5654                                        struct ecore_ptt *p_ptt,
5655                                        struct ecore_mcp_link_state *p_link,
5656                                        u8 min_bw)
5657 {
5658         int rc = ECORE_SUCCESS;
5659
5660         p_hwfn->mcp_info->func_info.bandwidth_min = min_bw;
5661         p_hwfn->qm_info.pf_wfq = min_bw;
5662
5663         if (!p_link->line_speed)
5664                 return rc;
5665
5666         p_link->min_pf_rate = (p_link->line_speed * min_bw) / 100;
5667
5668         rc = ecore_init_pf_wfq(p_hwfn, p_ptt, p_hwfn->rel_pf_id, min_bw);
5669
5670         DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5671                    "Configured MIN bandwidth to be %d Mb/sec\n",
5672                    p_link->min_pf_rate);
5673
5674         return rc;
5675 }
5676
5677 /* Main API to configure PF min bandwidth where bw range is [1-100] */
5678 int ecore_configure_pf_min_bandwidth(struct ecore_dev *p_dev, u8 min_bw)
5679 {
5680         int i, rc = ECORE_INVAL;
5681
5682         if (min_bw < 1 || min_bw > 100) {
5683                 DP_NOTICE(p_dev, false, "PF min bw valid range is [1-100]\n");
5684                 return rc;
5685         }
5686
5687         for_each_hwfn(p_dev, i) {
5688                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
5689                 struct ecore_hwfn *p_lead = ECORE_LEADING_HWFN(p_dev);
5690                 struct ecore_mcp_link_state *p_link;
5691                 struct ecore_ptt *p_ptt;
5692
5693                 p_link = &p_lead->mcp_info->link_output;
5694
5695                 p_ptt = ecore_ptt_acquire(p_hwfn);
5696                 if (!p_ptt)
5697                         return ECORE_TIMEOUT;
5698
5699                 rc = __ecore_configure_pf_min_bandwidth(p_hwfn, p_ptt,
5700                                                         p_link, min_bw);
5701                 if (rc != ECORE_SUCCESS) {
5702                         ecore_ptt_release(p_hwfn, p_ptt);
5703                         return rc;
5704                 }
5705
5706                 if (p_link->min_pf_rate) {
5707                         u32 min_rate = p_link->min_pf_rate;
5708
5709                         rc = __ecore_configure_vp_wfq_on_link_change(p_hwfn,
5710                                                                      p_ptt,
5711                                                                      min_rate);
5712                 }
5713
5714                 ecore_ptt_release(p_hwfn, p_ptt);
5715         }
5716
5717         return rc;
5718 }
5719
5720 void ecore_clean_wfq_db(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
5721 {
5722         struct ecore_mcp_link_state *p_link;
5723
5724         p_link = &p_hwfn->mcp_info->link_output;
5725
5726         if (p_link->min_pf_rate)
5727                 ecore_disable_wfq_for_all_vports(p_hwfn, p_ptt);
5728
5729         OSAL_MEMSET(p_hwfn->qm_info.wfq_data, 0,
5730                     sizeof(*p_hwfn->qm_info.wfq_data) *
5731                     p_hwfn->qm_info.num_vports);
5732 }
5733
5734 int ecore_device_num_engines(struct ecore_dev *p_dev)
5735 {
5736         return ECORE_IS_BB(p_dev) ? 2 : 1;
5737 }
5738
5739 int ecore_device_num_ports(struct ecore_dev *p_dev)
5740 {
5741         return p_dev->num_ports;
5742 }
5743
5744 void ecore_set_fw_mac_addr(__le16 *fw_msb,
5745                           __le16 *fw_mid,
5746                           __le16 *fw_lsb,
5747                           u8 *mac)
5748 {
5749         ((u8 *)fw_msb)[0] = mac[1];
5750         ((u8 *)fw_msb)[1] = mac[0];
5751         ((u8 *)fw_mid)[0] = mac[3];
5752         ((u8 *)fw_mid)[1] = mac[2];
5753         ((u8 *)fw_lsb)[0] = mac[5];
5754         ((u8 *)fw_lsb)[1] = mac[4];
5755 }