drivers/net/qede/base/ecore_dev.c

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