tf_ulp/ulp_mapper.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2014-2020 Broadcom
   3  * All rights reserved.
   4  */
   5
   6 #include <rte_log.h>
   7 #include <rte_malloc.h>
   8 #include "bnxt.h"
   9 #include "ulp_template_db_enum.h"
  10 #include "ulp_template_struct.h"
  11 #include "bnxt_tf_common.h"
  12 #include "ulp_utils.h"
  13 #include "bnxt_ulp.h"
  14 #include "tfp.h"
  15 #include "tf_ext_flow_handle.h"
  16 #include "ulp_mark_mgr.h"
  17 #include "ulp_flow_db.h"
  18 #include "ulp_mapper.h"
  19 #include "tf_util.h"
  20
  21 static struct bnxt_ulp_glb_resource_info *
  22 ulp_mapper_glb_resource_info_list_get(uint32_t *num_entries)
  23 {
  24         if (!num_entries)
  25                 return NULL;
  26         *num_entries = BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
  27         return ulp_glb_resource_tbl;
  28 }
  29
  30 /*
  31  * Read the global resource from the mapper global resource list
  32  *
  33  * The regval is always returned in big-endian.
  34  *
  35  * returns 0 on success
  36  */
  37 static int32_t
  38 ulp_mapper_glb_resource_read(struct bnxt_ulp_mapper_data *mapper_data,
  39                              enum tf_dir dir,
  40                              uint16_t idx,
  41                              uint64_t *regval)
  42 {
  43         if (!mapper_data || !regval ||
  44             dir >= TF_DIR_MAX || idx >= BNXT_ULP_GLB_REGFILE_INDEX_LAST)
  45                 return -EINVAL;
  46
  47         *regval = mapper_data->glb_res_tbl[dir][idx].resource_hndl;
  48         return 0;
  49 }
  50
  51 /*
  52  * Write a global resource to the mapper global resource list
  53  *
  54  * The regval value must be in big-endian.
  55  *
  56  * return 0 on success.
  57  */
  58 static int32_t
  59 ulp_mapper_glb_resource_write(struct bnxt_ulp_mapper_data *data,
  60                               struct bnxt_ulp_glb_resource_info *res,
  61                               uint64_t regval)
  62 {
  63         struct bnxt_ulp_mapper_glb_resource_entry *ent;
  64
  65         /* validate the arguments */
  66         if (!data || res->direction >= TF_DIR_MAX ||
  67             res->glb_regfile_index >= BNXT_ULP_GLB_REGFILE_INDEX_LAST)
  68                 return -EINVAL;
  69
  70         /* write to the mapper data */
  71         ent = &data->glb_res_tbl[res->direction][res->glb_regfile_index];
  72         ent->resource_func = res->resource_func;
  73         ent->resource_type = res->resource_type;
  74         ent->resource_hndl = regval;
  75         return 0;
  76 }
  77
  78 /*
  79  * Internal function to allocate identity resource and store it in mapper data.
  80  *
  81  * returns 0 on success
  82  */
  83 static int32_t
  84 ulp_mapper_resource_ident_allocate(struct bnxt_ulp_context *ulp_ctx,
  85                                    struct bnxt_ulp_mapper_data *mapper_data,
  86                                    struct bnxt_ulp_glb_resource_info *glb_res)
  87 {
  88         struct tf_alloc_identifier_parms iparms = { 0 };
  89         struct tf_free_identifier_parms fparms;
  90         uint64_t regval;
  91         struct tf *tfp;
  92         int32_t rc = 0;
  93
  94         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
  95         if (!tfp)
  96                 return -EINVAL;
  97
  98         iparms.ident_type = glb_res->resource_type;
  99         iparms.dir = glb_res->direction;
 100
 101         /* Allocate the Identifier using tf api */
 102         rc = tf_alloc_identifier(tfp, &iparms);
 103         if (rc) {
 104                 BNXT_TF_DBG(ERR, "Failed to alloc identifier [%s][%d]\n",
 105                             (iparms.dir == TF_DIR_RX) ? "RX" : "TX",
 106                             iparms.ident_type);
 107                 return rc;
 108         }
 109
 110         /* entries are stored as big-endian format */
 111         regval = tfp_cpu_to_be_64((uint64_t)iparms.id);
 112         /* write to the mapper global resource */
 113         rc = ulp_mapper_glb_resource_write(mapper_data, glb_res, regval);
 114         if (rc) {
 115                 BNXT_TF_DBG(ERR, "Failed to write to global resource id\n");
 116                 /* Free the identifier when update failed */
 117                 fparms.dir = iparms.dir;
 118                 fparms.ident_type = iparms.ident_type;
 119                 fparms.id = iparms.id;
 120                 tf_free_identifier(tfp, &fparms);
 121                 return rc;
 122         }
 123         return rc;
 124 }
 125
 126 /*
 127  * Internal function to allocate index tbl resource and store it in mapper data.
 128  *
 129  * returns 0 on success
 130  */
 131 static int32_t
 132 ulp_mapper_resource_index_tbl_alloc(struct bnxt_ulp_context *ulp_ctx,
 133                                     struct bnxt_ulp_mapper_data *mapper_data,
 134                                     struct bnxt_ulp_glb_resource_info *glb_res)
 135 {
 136         struct tf_alloc_tbl_entry_parms aparms = { 0 };
 137         struct tf_free_tbl_entry_parms  free_parms = { 0 };
 138         uint64_t regval;
 139         struct tf *tfp;
 140         uint32_t tbl_scope_id;
 141         int32_t rc = 0;
 142
 143         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
 144         if (!tfp)
 145                 return -EINVAL;
 146
 147         /* Get the scope id */
 148         rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp_ctx, &tbl_scope_id);
 149         if (rc) {
 150                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
 151                 return rc;
 152         }
 153
 154         aparms.type = glb_res->resource_type;
 155         aparms.dir = glb_res->direction;
 156         aparms.search_enable = BNXT_ULP_SEARCH_BEFORE_ALLOC_NO;
 157         aparms.tbl_scope_id = tbl_scope_id;
 158
 159         /* Allocate the index tbl using tf api */
 160         rc = tf_alloc_tbl_entry(tfp, &aparms);
 161         if (rc) {
 162                 BNXT_TF_DBG(ERR, "Failed to alloc identifier [%s][%d]\n",
 163                             (aparms.dir == TF_DIR_RX) ? "RX" : "TX",
 164                             aparms.type);
 165                 return rc;
 166         }
 167
 168         /* entries are stored as big-endian format */
 169         regval = tfp_cpu_to_be_64((uint64_t)aparms.idx);
 170         /* write to the mapper global resource */
 171         rc = ulp_mapper_glb_resource_write(mapper_data, glb_res, regval);
 172         if (rc) {
 173                 BNXT_TF_DBG(ERR, "Failed to write to global resource id\n");
 174                 /* Free the identifier when update failed */
 175                 free_parms.dir = aparms.dir;
 176                 free_parms.type = aparms.type;
 177                 free_parms.idx = aparms.idx;
 178                 tf_free_tbl_entry(tfp, &free_parms);
 179                 return rc;
 180         }
 181         return rc;
 182 }
 183
 184 /* Retrieve the cache initialization parameters for the tbl_idx */
 185 static struct bnxt_ulp_cache_tbl_params *
 186 ulp_mapper_cache_tbl_params_get(uint32_t tbl_idx)
 187 {
 188         if (tbl_idx >= BNXT_ULP_CACHE_TBL_MAX_SZ)
 189                 return NULL;
 190
 191         return &ulp_cache_tbl_params[tbl_idx];
 192 }
 193
 194 /* Retrieve the global template table */
 195 static uint32_t *
 196 ulp_mapper_glb_template_table_get(uint32_t *num_entries)
 197 {
 198         if (!num_entries)
 199                 return NULL;
 200         *num_entries = BNXT_ULP_GLB_TEMPLATE_TBL_MAX_SZ;
 201         return ulp_glb_template_tbl;
 202 }
 203
 204 /*
 205  * Get the size of the action property for a given index.
 206  *
 207  * idx [in] The index for the action property
 208  *
 209  * returns the size of the action property.
 210  */
 211 static uint32_t
 212 ulp_mapper_act_prop_size_get(uint32_t idx)
 213 {
 214         if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST)
 215                 return 0;
 216         return ulp_act_prop_map_table[idx];
 217 }
 218
 219 /*
 220  * Get the list of result fields that implement the flow action.
 221  * Gets a device dependent list of tables that implement the action template id.
 222  *
 223  * dev_id [in] The device id of the forwarding element
 224  *
 225  * tid [in] The action template id that matches the flow
 226  *
 227  * num_tbls [out] The number of action tables in the returned array
 228  *
 229  * Returns An array of action tables to implement the flow, or NULL on error.
 230  */
 231 static struct bnxt_ulp_mapper_tbl_info *
 232 ulp_mapper_action_tbl_list_get(uint32_t dev_id,
 233                                uint32_t tid,
 234                                uint32_t *num_tbls)
 235 {
 236         uint32_t        idx;
 237         uint32_t        tidx;
 238
 239         if (!num_tbls) {
 240                 BNXT_TF_DBG(ERR, "Invalid arguments\n");
 241                 return NULL;
 242         }
 243
 244         /* template shift and device mask */
 245         tidx = ULP_DEVICE_PARAMS_INDEX(tid, dev_id);
 246
 247         /* NOTE: Need to have something from template compiler to help validate
 248          * range of dev_id and act_tid
 249          */
 250         idx             = ulp_act_tmpl_list[tidx].start_tbl_idx;
 251         *num_tbls       = ulp_act_tmpl_list[tidx].num_tbls;
 252
 253         return &ulp_act_tbl_list[idx];
 254 }
 255
 256 /*
 257  * Get a list of classifier tables that implement the flow
 258  * Gets a device dependent list of tables that implement the class template id
 259  *
 260  * dev_id [in] The device id of the forwarding element
 261  *
 262  * tid [in] The template id that matches the flow
 263  *
 264  * num_tbls [out] The number of classifier tables in the returned array
 265  *
 266  * fdb_tbl_idx [out] The flow database index Regular or default
 267  *
 268  * returns An array of classifier tables to implement the flow, or NULL on
 269  * error
 270  */
 271 static struct bnxt_ulp_mapper_tbl_info *
 272 ulp_mapper_class_tbl_list_get(uint32_t dev_id,
 273                               uint32_t tid,
 274                               uint32_t *num_tbls,
 275                               uint32_t *fdb_tbl_idx)
 276 {
 277         uint32_t idx;
 278         uint32_t tidx = ULP_DEVICE_PARAMS_INDEX(tid, dev_id);
 279
 280         if (!num_tbls)
 281                 return NULL;
 282
 283         /* NOTE: Need to have something from template compiler to help validate
 284          * range of dev_id and tid
 285          */
 286         idx             = ulp_class_tmpl_list[tidx].start_tbl_idx;
 287         *num_tbls       = ulp_class_tmpl_list[tidx].num_tbls;
 288         *fdb_tbl_idx = ulp_class_tmpl_list[tidx].flow_db_table_type;
 289         return &ulp_class_tbl_list[idx];
 290 }
 291
 292 /*
 293  * Get the list of key fields that implement the flow.
 294  *
 295  * ctxt [in] The ulp context
 296  *
 297  * tbl [in] A single table instance to get the key fields from
 298  *
 299  * num_flds [out] The number of key fields in the returned array
 300  *
 301  * Returns array of Key fields, or NULL on error.
 302  */
 303 static struct bnxt_ulp_mapper_class_key_field_info *
 304 ulp_mapper_key_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
 305                           uint32_t *num_flds)
 306 {
 307         uint32_t idx;
 308
 309         if (!tbl || !num_flds)
 310                 return NULL;
 311
 312         idx             = tbl->key_start_idx;
 313         *num_flds       = tbl->key_num_fields;
 314
 315         /* NOTE: Need template to provide range checking define */
 316         return &ulp_class_key_field_list[idx];
 317 }
 318
 319 /*
 320  * Get the list of data fields that implement the flow.
 321  *
 322  * ctxt [in] The ulp context
 323  *
 324  * tbl [in] A single table instance to get the data fields from
 325  *
 326  * num_flds [out] The number of data fields in the returned array.
 327  *
 328  * Returns array of data fields, or NULL on error.
 329  */
 330 static struct bnxt_ulp_mapper_result_field_info *
 331 ulp_mapper_result_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
 332                              uint32_t *num_flds,
 333                              uint32_t *num_encap_flds)
 334 {
 335         uint32_t idx;
 336
 337         if (!tbl || !num_flds)
 338                 return NULL;
 339
 340         idx             = tbl->result_start_idx;
 341         *num_flds       = tbl->result_num_fields;
 342         *num_encap_flds = tbl->encap_num_fields;
 343
 344         /* NOTE: Need template to provide range checking define */
 345         return &ulp_class_result_field_list[idx];
 346 }
 347
 348 /*
 349  * Get the list of result fields that implement the flow action.
 350  *
 351  * tbl [in] A single table instance to get the results fields
 352  * from num_flds [out] The number of data fields in the returned
 353  * array.
 354  *
 355  * Returns array of data fields, or NULL on error.
 356  */
 357 static struct bnxt_ulp_mapper_result_field_info *
 358 ulp_mapper_act_result_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
 359                                  uint32_t *num_rslt_flds,
 360                                  uint32_t *num_encap_flds)
 361 {
 362         uint32_t idx;
 363
 364         if (!tbl || !num_rslt_flds || !num_encap_flds)
 365                 return NULL;
 366
 367         idx             = tbl->result_start_idx;
 368         *num_rslt_flds  = tbl->result_num_fields;
 369         *num_encap_flds = tbl->encap_num_fields;
 370
 371         /* NOTE: Need template to provide range checking define */
 372         return &ulp_act_result_field_list[idx];
 373 }
 374
 375 /*
 376  * Get the list of ident fields that implement the flow
 377  *
 378  * tbl [in] A single table instance to get the ident fields from
 379  *
 380  * num_flds [out] The number of ident fields in the returned array
 381  *
 382  * returns array of ident fields, or NULL on error
 383  */
 384 static struct bnxt_ulp_mapper_ident_info *
 385 ulp_mapper_ident_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
 386                             uint32_t *num_flds)
 387 {
 388         uint32_t idx;
 389
 390         if (!tbl || !num_flds)
 391                 return NULL;
 392
 393         idx = tbl->ident_start_idx;
 394         *num_flds = tbl->ident_nums;
 395
 396         /* NOTE: Need template to provide range checking define */
 397         return &ulp_ident_list[idx];
 398 }
 399
 400 static struct bnxt_ulp_mapper_cache_entry *
 401 ulp_mapper_cache_entry_get(struct bnxt_ulp_context *ulp,
 402                            uint32_t id,
 403                            uint16_t key)
 404 {
 405         struct bnxt_ulp_mapper_data *mapper_data;
 406
 407         mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp);
 408         if (!mapper_data || id >= BNXT_ULP_CACHE_TBL_MAX_SZ ||
 409             !mapper_data->cache_tbl[id]) {
 410                 BNXT_TF_DBG(ERR, "Unable to acquire the cache tbl (%d)\n", id);
 411                 return NULL;
 412         }
 413
 414         return &mapper_data->cache_tbl[id][key];
 415 }
 416
 417 /*
 418  * Concatenates the tbl_type and tbl_id into a 32bit value for storing in the
 419  * resource_type.  This is done to conserve memory since both the tbl_type and
 420  * tbl_id are 16bit.
 421  */
 422 static inline void
 423 ulp_mapper_cache_res_type_set(struct ulp_flow_db_res_params *res,
 424                               uint16_t tbl_type,
 425                               uint16_t tbl_id)
 426 {
 427         res->resource_type = tbl_type;
 428         res->resource_sub_type = tbl_id;
 429 }
 430
 431 /* Extracts the tbl_type and tbl_id from the 32bit resource type. */
 432 static inline void
 433 ulp_mapper_cache_res_type_get(struct ulp_flow_db_res_params *res,
 434                               uint16_t *tbl_type,
 435                               uint16_t *tbl_id)
 436 {
 437         *tbl_type = res->resource_type;
 438         *tbl_id = res->resource_sub_type;
 439 }
 440
 441 static int32_t
 442 ulp_mapper_cache_entry_free(struct bnxt_ulp_context *ulp,
 443                             struct tf *tfp,
 444                             struct ulp_flow_db_res_params *res)
 445 {
 446         struct bnxt_ulp_mapper_cache_entry *cache_entry;
 447         struct tf_free_identifier_parms ident_parms;
 448         struct tf_free_tcam_entry_parms tcam_parms;
 449         uint16_t table_id, table_type;
 450         int32_t rc, trc, i;
 451
 452         /*
 453          * The table id, used for cache, and table_type, used for tcam, are
 454          * both encoded within the resource.  We must first extract them to
 455          * formulate the args for tf calls.
 456          */
 457         ulp_mapper_cache_res_type_get(res, &table_type, &table_id);
 458         cache_entry = ulp_mapper_cache_entry_get(ulp, table_id,
 459                                                  (uint16_t)res->resource_hndl);
 460         if (!cache_entry || !cache_entry->ref_count) {
 461                 BNXT_TF_DBG(ERR, "Cache entry (%d:%d) not valid on free.\n",
 462                             table_id, (uint16_t)res->resource_hndl);
 463                 return -EINVAL;
 464         }
 465
 466         /*
 467          * See if we need to delete the entry.  The tcam and identifiers are all
 468          * tracked by the cached entries reference count.  All are deleted when
 469          * the reference count hit zero.
 470          */
 471         cache_entry->ref_count--;
 472         if (cache_entry->ref_count)
 473                 return 0;
 474
 475         /*
 476          * Need to delete the tcam entry and the allocated identifiers.
 477          * In the event of a failure, need to try to delete the remaining
 478          * resources before returning error.
 479          */
 480         tcam_parms.dir = res->direction;
 481         tcam_parms.tcam_tbl_type = table_type;
 482         tcam_parms.idx = cache_entry->tcam_idx;
 483         rc = tf_free_tcam_entry(tfp, &tcam_parms);
 484         if (rc)
 485                 BNXT_TF_DBG(ERR, "Failed to free tcam [%d][%s][0x%04x] rc=%d\n",
 486                             table_type,
 487                             (res->direction == TF_DIR_RX) ? "RX" : "TX",
 488                             tcam_parms.idx, rc);
 489
 490         /*
 491          * Free the identifiers associated with the tcam entry.  Entries with
 492          * negative one are considered uninitialized.
 493          */
 494         for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++) {
 495                 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
 496                         continue;
 497
 498                 ident_parms.dir = res->direction;
 499                 ident_parms.ident_type = cache_entry->ident_types[i];
 500                 ident_parms.id = cache_entry->idents[i];
 501                 trc = tf_free_identifier(tfp, &ident_parms);
 502                 if (trc) {
 503                         BNXT_TF_DBG(ERR, "Failed to free identifier "
 504                                     "[%d][%s][0x%04x] rc=%d\n",
 505                                     ident_parms.ident_type,
 506                                     (res->direction == TF_DIR_RX) ? "RX" : "TX",
 507                                     ident_parms.id, trc);
 508                         rc = trc;
 509                 }
 510         }
 511
 512         return rc;
 513 }
 514
 515 static inline int32_t
 516 ulp_mapper_tcam_entry_free(struct bnxt_ulp_context *ulp  __rte_unused,
 517                            struct tf *tfp,
 518                            struct ulp_flow_db_res_params *res)
 519 {
 520         struct tf_free_tcam_entry_parms fparms = {
 521                 .dir            = res->direction,
 522                 .tcam_tbl_type  = res->resource_type,
 523                 .idx            = (uint16_t)res->resource_hndl
 524         };
 525
 526         return tf_free_tcam_entry(tfp, &fparms);
 527 }
 528
 529 static inline int32_t
 530 ulp_mapper_index_entry_free(struct bnxt_ulp_context *ulp,
 531                             struct tf *tfp,
 532                             struct ulp_flow_db_res_params *res)
 533 {
 534         struct tf_free_tbl_entry_parms fparms = {
 535                 .dir    = res->direction,
 536                 .type   = res->resource_type,
 537                 .idx    = (uint32_t)res->resource_hndl
 538         };
 539
 540         /*
 541          * Just get the table scope, it will be ignored if not necessary
 542          * by the tf_free_tbl_entry
 543          */
 544         (void)bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
 545
 546         return tf_free_tbl_entry(tfp, &fparms);
 547 }
 548
 549 static inline int32_t
 550 ulp_mapper_em_entry_free(struct bnxt_ulp_context *ulp,
 551                          struct tf *tfp,
 552                          struct ulp_flow_db_res_params *res)
 553 {
 554         struct tf_delete_em_entry_parms fparms = { 0 };
 555         int32_t rc;
 556
 557         fparms.dir              = res->direction;
 558         if (res->resource_func == BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE)
 559                 fparms.mem = TF_MEM_EXTERNAL;
 560         else
 561                 fparms.mem = TF_MEM_INTERNAL;
 562         fparms.flow_handle      = res->resource_hndl;
 563
 564         rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
 565         if (rc) {
 566                 BNXT_TF_DBG(ERR, "Failed to get table scope\n");
 567                 return -EINVAL;
 568         }
 569
 570         return tf_delete_em_entry(tfp, &fparms);
 571 }
 572
 573 static inline int32_t
 574 ulp_mapper_ident_free(struct bnxt_ulp_context *ulp __rte_unused,
 575                       struct tf *tfp,
 576                       struct ulp_flow_db_res_params *res)
 577 {
 578         struct tf_free_identifier_parms fparms = {
 579                 .dir            = res->direction,
 580                 .ident_type     = res->resource_type,
 581                 .id             = (uint16_t)res->resource_hndl
 582         };
 583
 584         return tf_free_identifier(tfp, &fparms);
 585 }
 586
 587 static inline int32_t
 588 ulp_mapper_mark_free(struct bnxt_ulp_context *ulp,
 589                      struct ulp_flow_db_res_params *res)
 590 {
 591         return ulp_mark_db_mark_del(ulp,
 592                                     res->resource_type,
 593                                     res->resource_hndl);
 594 }
 595
 596 /*
 597  * Process the identifier instruction and either store it in the flow database
 598  * or return it in the val (if not NULL) on success.  If val is NULL, the
 599  * identifier is to be stored in the flow database.
 600  */
 601 static int32_t
 602 ulp_mapper_ident_process(struct bnxt_ulp_mapper_parms *parms,
 603                          struct bnxt_ulp_mapper_tbl_info *tbl,
 604                          struct bnxt_ulp_mapper_ident_info *ident,
 605                          uint16_t *val)
 606 {
 607         struct ulp_flow_db_res_params   fid_parms;
 608         uint64_t id = 0;
 609         int32_t idx;
 610         struct tf_alloc_identifier_parms iparms = { 0 };
 611         struct tf_free_identifier_parms free_parms = { 0 };
 612         struct tf *tfp;
 613         int rc;
 614
 615         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
 616         if (!tfp) {
 617                 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
 618                 return -EINVAL;
 619         }
 620
 621         idx = ident->regfile_idx;
 622
 623         iparms.ident_type = ident->ident_type;
 624         iparms.dir = tbl->direction;
 625
 626         rc = tf_alloc_identifier(tfp, &iparms);
 627         if (rc) {
 628                 BNXT_TF_DBG(ERR, "Alloc ident %s:%d failed.\n",
 629                             (iparms.dir == TF_DIR_RX) ? "RX" : "TX",
 630                             iparms.ident_type);
 631                 return rc;
 632         }
 633
 634         id = (uint64_t)tfp_cpu_to_be_64(iparms.id);
 635         if (!ulp_regfile_write(parms->regfile, idx, id)) {
 636                 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
 637                 rc = -EINVAL;
 638                 /* Need to free the identifier, so goto error */
 639                 goto error;
 640         }
 641
 642         /* Link the resource to the flow in the flow db */
 643         if (!val) {
 644                 memset(&fid_parms, 0, sizeof(fid_parms));
 645                 fid_parms.direction             = tbl->direction;
 646                 fid_parms.resource_func = ident->resource_func;
 647                 fid_parms.resource_type = ident->ident_type;
 648                 fid_parms.resource_hndl = iparms.id;
 649                 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
 650
 651                 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
 652                                               parms->tbl_idx,
 653                                               parms->fid,
 654                                               &fid_parms);
 655                 if (rc) {
 656                         BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
 657                                     rc);
 658                         /* Need to free the identifier, so goto error */
 659                         goto error;
 660                 }
 661         } else {
 662                 *val = iparms.id;
 663         }
 664
 665         return 0;
 666
 667 error:
 668         /* Need to free the identifier */
 669         free_parms.dir          = tbl->direction;
 670         free_parms.ident_type   = ident->ident_type;
 671         free_parms.id           = iparms.id;
 672
 673         (void)tf_free_identifier(tfp, &free_parms);
 674
 675         BNXT_TF_DBG(ERR, "Ident process failed for %s:%s\n",
 676                     ident->description,
 677                     (tbl->direction == TF_DIR_RX) ? "RX" : "TX");
 678         return rc;
 679 }
 680
 681 /*
 682  * Process the identifier instruction and extract it from result blob.
 683  * Increment the identifier reference count and store it in the flow database.
 684  */
 685 static int32_t
 686 ulp_mapper_ident_extract(struct bnxt_ulp_mapper_parms *parms,
 687                          struct bnxt_ulp_mapper_tbl_info *tbl,
 688                          struct bnxt_ulp_mapper_ident_info *ident,
 689                          struct ulp_blob *res_blob)
 690 {
 691         struct ulp_flow_db_res_params   fid_parms;
 692         uint64_t id = 0;
 693         uint32_t idx = 0;
 694         struct tf_search_identifier_parms sparms = { 0 };
 695         struct tf_free_identifier_parms free_parms = { 0 };
 696         struct tf *tfp;
 697         int rc;
 698
 699         /* Get the tfp from ulp context */
 700         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
 701         if (!tfp) {
 702                 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
 703                 return -EINVAL;
 704         }
 705
 706         /* Extract the index from the result blob */
 707         rc = ulp_blob_pull(res_blob, (uint8_t *)&idx, sizeof(idx),
 708                            ident->ident_bit_pos, ident->ident_bit_size);
 709         if (rc) {
 710                 BNXT_TF_DBG(ERR, "Failed to extract identifier from blob\n");
 711                 return -EIO;
 712         }
 713
 714         /* populate the search params and search identifier shadow table */
 715         sparms.ident_type = ident->ident_type;
 716         sparms.dir = tbl->direction;
 717         /* convert the idx into cpu format */
 718         sparms.search_id = tfp_be_to_cpu_32(idx);
 719
 720         /* Search identifier also increase the reference count */
 721         rc = tf_search_identifier(tfp, &sparms);
 722         if (rc) {
 723                 BNXT_TF_DBG(ERR, "Search ident %s:%x failed.\n",
 724                             tf_dir_2_str(sparms.dir),
 725                             sparms.search_id);
 726                 return rc;
 727         }
 728         BNXT_TF_DBG(INFO, "Search ident %s:%x.success.\n",
 729                     tf_dir_2_str(sparms.dir),
 730                     sparms.search_id);
 731
 732         /* Write it to the regfile */
 733         id = (uint64_t)tfp_cpu_to_be_64(sparms.search_id);
 734         if (!ulp_regfile_write(parms->regfile, ident->regfile_idx, id)) {
 735                 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
 736                 rc = -EINVAL;
 737                 /* Need to free the identifier, so goto error */
 738                 goto error;
 739         }
 740
 741         /* Link the resource to the flow in the flow db */
 742         memset(&fid_parms, 0, sizeof(fid_parms));
 743         fid_parms.direction = tbl->direction;
 744         fid_parms.resource_func = ident->resource_func;
 745         fid_parms.resource_type = ident->ident_type;
 746         fid_parms.resource_hndl = sparms.search_id;
 747         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
 748         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
 749                                       parms->tbl_idx,
 750                                       parms->fid,
 751                                       &fid_parms);
 752         if (rc) {
 753                 BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
 754                             rc);
 755                 /* Need to free the identifier, so goto error */
 756                 goto error;
 757         }
 758
 759         return 0;
 760
 761 error:
 762         /* Need to free the identifier */
 763         free_parms.dir = tbl->direction;
 764         free_parms.ident_type = ident->ident_type;
 765         free_parms.id = sparms.search_id;
 766         (void)tf_free_identifier(tfp, &free_parms);
 767         BNXT_TF_DBG(ERR, "Ident extract failed for %s:%s:%x\n",
 768                     ident->description,
 769                     tf_dir_2_str(tbl->direction), sparms.search_id);
 770         return rc;
 771 }
 772
 773 static int32_t
 774 ulp_mapper_result_field_process(struct bnxt_ulp_mapper_parms *parms,
 775                                 enum tf_dir dir,
 776                                 struct bnxt_ulp_mapper_result_field_info *fld,
 777                                 struct ulp_blob *blob,
 778                                 const char *name)
 779 {
 780         uint16_t idx, size_idx;
 781         uint8_t  *val = NULL;
 782         uint64_t regval;
 783         uint32_t val_size = 0, field_size = 0;
 784         uint64_t act_bit;
 785         uint8_t act_val[16];
 786         uint64_t hdr_bit;
 787
 788         switch (fld->result_opcode) {
 789         case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
 790                 val = fld->result_operand;
 791                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 792                         BNXT_TF_DBG(ERR, "%s failed to add field\n", name);
 793                         return -EINVAL;
 794                 }
 795                 break;
 796         case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_PROP:
 797                 if (!ulp_operand_read(fld->result_operand,
 798                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 799                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 800                         return -EINVAL;
 801                 }
 802                 idx = tfp_be_to_cpu_16(idx);
 803
 804                 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 805                         BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
 806                         return -EINVAL;
 807                 }
 808                 val = &parms->act_prop->act_details[idx];
 809                 field_size = ulp_mapper_act_prop_size_get(idx);
 810                 if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
 811                         field_size  = field_size -
 812                             ((fld->field_bit_size + 7) / 8);
 813                         val += field_size;
 814                 }
 815                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 816                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 817                         return -EINVAL;
 818                 }
 819                 break;
 820         case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_BIT:
 821                 if (!ulp_operand_read(fld->result_operand,
 822                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 823                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 824                         return -EINVAL;
 825                 }
 826                 act_bit = tfp_be_to_cpu_64(act_bit);
 827                 memset(act_val, 0, sizeof(act_val));
 828                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit))
 829                         act_val[0] = 1;
 830                 if (fld->field_bit_size > ULP_BYTE_2_BITS(sizeof(act_val))) {
 831                         BNXT_TF_DBG(ERR, "%s field size is incorrect\n", name);
 832                         return -EINVAL;
 833                 }
 834                 if (!ulp_blob_push(blob, act_val, fld->field_bit_size)) {
 835                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 836                         return -EINVAL;
 837                 }
 838                 val = act_val;
 839                 break;
 840         case BNXT_ULP_MAPPER_OPC_SET_TO_ENCAP_ACT_PROP_SZ:
 841                 if (!ulp_operand_read(fld->result_operand,
 842                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 843                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 844                         return -EINVAL;
 845                 }
 846                 idx = tfp_be_to_cpu_16(idx);
 847
 848                 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 849                         BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
 850                         return -EINVAL;
 851                 }
 852                 val = &parms->act_prop->act_details[idx];
 853
 854                 /* get the size index next */
 855                 if (!ulp_operand_read(&fld->result_operand[sizeof(uint16_t)],
 856                                       (uint8_t *)&size_idx, sizeof(uint16_t))) {
 857                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 858                         return -EINVAL;
 859                 }
 860                 size_idx = tfp_be_to_cpu_16(size_idx);
 861
 862                 if (size_idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 863                         BNXT_TF_DBG(ERR, "act_prop[%d] oob\n", size_idx);
 864                         return -EINVAL;
 865                 }
 866                 memcpy(&val_size, &parms->act_prop->act_details[size_idx],
 867                        sizeof(uint32_t));
 868                 val_size = tfp_be_to_cpu_32(val_size);
 869                 val_size = ULP_BYTE_2_BITS(val_size);
 870                 ulp_blob_push_encap(blob, val, val_size);
 871                 break;
 872         case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
 873                 if (!ulp_operand_read(fld->result_operand,
 874                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 875                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 876                         return -EINVAL;
 877                 }
 878
 879                 idx = tfp_be_to_cpu_16(idx);
 880                 /* Uninitialized regfile entries return 0 */
 881                 if (!ulp_regfile_read(parms->regfile, idx, &regval)) {
 882                         BNXT_TF_DBG(ERR, "%s regfile[%d] read oob\n",
 883                                     name, idx);
 884                         return -EINVAL;
 885                 }
 886
 887                 val = ulp_blob_push_64(blob, &regval, fld->field_bit_size);
 888                 if (!val) {
 889                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 890                         return -EINVAL;
 891                 }
 892                 break;
 893         case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
 894                 if (!ulp_operand_read(fld->result_operand,
 895                                       (uint8_t *)&idx,
 896                                       sizeof(uint16_t))) {
 897                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
 898                         return -EINVAL;
 899                 }
 900                 idx = tfp_be_to_cpu_16(idx);
 901                 if (ulp_mapper_glb_resource_read(parms->mapper_data,
 902                                                  dir,
 903                                                  idx, &regval)) {
 904                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
 905                                     name, idx);
 906                         return -EINVAL;
 907                 }
 908                 val = ulp_blob_push_64(blob, &regval, fld->field_bit_size);
 909                 if (!val) {
 910                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
 911                         return -EINVAL;
 912                 }
 913                 break;
 914         case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
 915                 if (!ulp_operand_read(fld->result_operand,
 916                                       (uint8_t *)&idx,
 917                                       sizeof(uint16_t))) {
 918                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
 919                         return -EINVAL;
 920                 }
 921                 idx = tfp_be_to_cpu_16(idx);
 922                 if (idx < BNXT_ULP_CF_IDX_LAST)
 923                         val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
 924                                                fld->field_bit_size);
 925                 if (!val) {
 926                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
 927                         return -EINVAL;
 928                 }
 929                 break;
 930         case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
 931                 if (ulp_blob_pad_push(blob, fld->field_bit_size) < 0) {
 932                         BNXT_TF_DBG(ERR, "%s too large for blob\n", name);
 933                         return -EINVAL;
 934                 }
 935
 936                 break;
 937         case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_ACT_PROP_ELSE_CONST:
 938                 if (!ulp_operand_read(fld->result_operand,
 939                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 940                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 941                         return -EINVAL;
 942                 }
 943                 act_bit = tfp_be_to_cpu_64(act_bit);
 944                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
 945                         /* Action bit is set so consider operand_true */
 946                         if (!ulp_operand_read(fld->result_operand_true,
 947                                               (uint8_t *)&idx,
 948                                               sizeof(uint16_t))) {
 949                                 BNXT_TF_DBG(ERR, "%s operand read failed\n",
 950                                             name);
 951                                 return -EINVAL;
 952                         }
 953                         idx = tfp_be_to_cpu_16(idx);
 954                         if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 955                                 BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n",
 956                                             name, idx);
 957                                 return -EINVAL;
 958                         }
 959                         val = &parms->act_prop->act_details[idx];
 960                         field_size = ulp_mapper_act_prop_size_get(idx);
 961                         if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
 962                                 field_size  = field_size -
 963                                     ((fld->field_bit_size + 7) / 8);
 964                                 val += field_size;
 965                         }
 966                         if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 967                                 BNXT_TF_DBG(ERR, "%s push field failed\n",
 968                                             name);
 969                                 return -EINVAL;
 970                         }
 971                 } else {
 972                         /* action bit is not set, use the operand false */
 973                         val = fld->result_operand_false;
 974                         if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 975                                 BNXT_TF_DBG(ERR, "%s failed to add field\n",
 976                                             name);
 977                                 return -EINVAL;
 978                         }
 979                 }
 980                 break;
 981         case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_CONST_ELSE_CONST:
 982                 if (!ulp_operand_read(fld->result_operand,
 983                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 984                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 985                         return -EINVAL;
 986                 }
 987                 act_bit = tfp_be_to_cpu_64(act_bit);
 988                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
 989                         /* Action bit is set so consider operand_true */
 990                         val = fld->result_operand_true;
 991                 } else {
 992                         /* action bit is not set, use the operand false */
 993                         val = fld->result_operand_false;
 994                 }
 995                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 996                         BNXT_TF_DBG(ERR, "%s failed to add field\n",
 997                                     name);
 998                         return -EINVAL;
 999                 }
1000                 break;
1001         case BNXT_ULP_MAPPER_OPC_IF_COMP_FIELD_THEN_CF_ELSE_CF:
1002                 if (!ulp_operand_read(fld->result_operand,
1003                                       (uint8_t *)&idx,
1004                                       sizeof(uint16_t))) {
1005                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1006                         return -EINVAL;
1007                 }
1008                 idx = tfp_be_to_cpu_16(idx);
1009                 if (idx >= BNXT_ULP_CF_IDX_LAST) {
1010                         BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
1011                         return -EINVAL;
1012                 }
1013                 /* check if the computed field is set */
1014                 if (ULP_COMP_FLD_IDX_RD(parms, idx))
1015                         val = fld->result_operand_true;
1016                 else
1017                         val = fld->result_operand_false;
1018
1019                 /* read the appropriate computed field */
1020                 if (!ulp_operand_read(val, (uint8_t *)&idx, sizeof(uint16_t))) {
1021                         BNXT_TF_DBG(ERR, "%s val operand read failed\n", name);
1022                         return -EINVAL;
1023                 }
1024                 idx = tfp_be_to_cpu_16(idx);
1025                 if (idx >= BNXT_ULP_CF_IDX_LAST) {
1026                         BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
1027                         return -EINVAL;
1028                 }
1029                 val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1030                                        fld->field_bit_size);
1031                 if (!val) {
1032                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1033                         return -EINVAL;
1034                 }
1035                 break;
1036         case BNXT_ULP_MAPPER_OPC_IF_HDR_BIT_THEN_CONST_ELSE_CONST:
1037                 if (!ulp_operand_read(fld->result_operand,
1038                                       (uint8_t *)&hdr_bit, sizeof(uint64_t))) {
1039                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
1040                         return -EINVAL;
1041                 }
1042                 hdr_bit = tfp_be_to_cpu_64(hdr_bit);
1043                 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits, hdr_bit)) {
1044                         /* Header bit is set so consider operand_true */
1045                         val = fld->result_operand_true;
1046                 } else {
1047                         /* Header bit is not set, use the operand false */
1048                         val = fld->result_operand_false;
1049                 }
1050                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
1051                         BNXT_TF_DBG(ERR, "%s failed to add field\n",
1052                                     name);
1053                         return -EINVAL;
1054                 }
1055                 break;
1056         default:
1057                 BNXT_TF_DBG(ERR, "invalid result mapper opcode 0x%x\n",
1058                             fld->result_opcode);
1059                 return -EINVAL;
1060         }
1061         return 0;
1062 }
1063
1064 /* Function to alloc action record and set the table. */
1065 static int32_t
1066 ulp_mapper_keymask_field_process(struct bnxt_ulp_mapper_parms *parms,
1067                                  enum tf_dir dir,
1068                                  struct bnxt_ulp_mapper_class_key_field_info *f,
1069                                  struct ulp_blob *blob,
1070                                  uint8_t is_key,
1071                                  const char *name)
1072 {
1073         uint64_t val64;
1074         uint16_t idx, bitlen;
1075         uint32_t opcode;
1076         uint8_t *operand;
1077         struct ulp_regfile *regfile = parms->regfile;
1078         uint8_t *val = NULL;
1079         struct bnxt_ulp_mapper_class_key_field_info *fld = f;
1080         uint32_t field_size;
1081
1082         if (is_key) {
1083                 operand = fld->spec_operand;
1084                 opcode  = fld->spec_opcode;
1085         } else {
1086                 operand = fld->mask_operand;
1087                 opcode  = fld->mask_opcode;
1088         }
1089
1090         bitlen = fld->field_bit_size;
1091
1092         switch (opcode) {
1093         case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
1094                 val = operand;
1095                 if (!ulp_blob_push(blob, val, bitlen)) {
1096                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1097                         return -EINVAL;
1098                 }
1099                 break;
1100         case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
1101                 if (ulp_blob_pad_push(blob, bitlen) < 0) {
1102                         BNXT_TF_DBG(ERR, "%s pad too large for blob\n", name);
1103                         return -EINVAL;
1104                 }
1105
1106                 break;
1107         case BNXT_ULP_MAPPER_OPC_SET_TO_HDR_FIELD:
1108                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1109                                       sizeof(uint16_t))) {
1110                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1111                         return -EINVAL;
1112                 }
1113                 idx = tfp_be_to_cpu_16(idx);
1114                 if (is_key)
1115                         val = parms->hdr_field[idx].spec;
1116                 else
1117                         val = parms->hdr_field[idx].mask;
1118
1119                 /*
1120                  * Need to account for how much data was pushed to the header
1121                  * field vs how much is to be inserted in the key/mask.
1122                  */
1123                 field_size = parms->hdr_field[idx].size;
1124                 if (bitlen < ULP_BYTE_2_BITS(field_size)) {
1125                         field_size  = field_size - ((bitlen + 7) / 8);
1126                         val += field_size;
1127                 }
1128
1129                 if (!ulp_blob_push(blob, val, bitlen)) {
1130                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1131                         return -EINVAL;
1132                 }
1133                 break;
1134         case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
1135                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1136                                       sizeof(uint16_t))) {
1137                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1138                         return -EINVAL;
1139                 }
1140                 idx = tfp_be_to_cpu_16(idx);
1141                 if (idx < BNXT_ULP_CF_IDX_LAST)
1142                         val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1143                                                bitlen);
1144                 if (!val) {
1145                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1146                         return -EINVAL;
1147                 }
1148                 break;
1149         case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
1150                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1151                                       sizeof(uint16_t))) {
1152                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1153                         return -EINVAL;
1154                 }
1155                 idx = tfp_be_to_cpu_16(idx);
1156
1157                 if (!ulp_regfile_read(regfile, idx, &val64)) {
1158                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1159                                     name, idx);
1160                         return -EINVAL;
1161                 }
1162
1163                 val = ulp_blob_push_64(blob, &val64, bitlen);
1164                 if (!val) {
1165                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1166                         return -EINVAL;
1167                 }
1168                 break;
1169         case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
1170                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1171                                       sizeof(uint16_t))) {
1172                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1173                         return -EINVAL;
1174                 }
1175                 idx = tfp_be_to_cpu_16(idx);
1176                 if (ulp_mapper_glb_resource_read(parms->mapper_data,
1177                                                  dir,
1178                                                  idx, &val64)) {
1179                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1180                                     name, idx);
1181                         return -EINVAL;
1182                 }
1183                 val = ulp_blob_push_64(blob, &val64, bitlen);
1184                 if (!val) {
1185                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1186                         return -EINVAL;
1187                 }
1188                 break;
1189         default:
1190                 BNXT_TF_DBG(ERR, "invalid keymask mapper opcode 0x%x\n",
1191                             opcode);
1192                 return -EINVAL;
1193                 break;
1194         }
1195
1196         return 0;
1197 }
1198
1199 static int32_t
1200 ulp_mapper_mark_gfid_process(struct bnxt_ulp_mapper_parms *parms,
1201                              struct bnxt_ulp_mapper_tbl_info *tbl,
1202                              uint64_t flow_id)
1203 {
1204         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1205         struct ulp_flow_db_res_params fid_parms;
1206         uint32_t mark, gfid, mark_flag;
1207         int32_t rc = 0;
1208
1209         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1210             !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1211               ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1212                                BNXT_ULP_ACTION_BIT_MARK)))
1213                 return rc; /* no need to perform gfid process */
1214
1215         /* Get the mark id details from action property */
1216         memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1217                sizeof(mark));
1218         mark = tfp_be_to_cpu_32(mark);
1219
1220         TF_GET_GFID_FROM_FLOW_ID(flow_id, gfid);
1221         mark_flag  = BNXT_ULP_MARK_GLOBAL_HW_FID;
1222         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1223                                   gfid, mark);
1224         if (rc) {
1225                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1226                 return rc;
1227         }
1228         fid_parms.direction = tbl->direction;
1229         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1230         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1231         fid_parms.resource_type = mark_flag;
1232         fid_parms.resource_hndl = gfid;
1233         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1234                                       parms->tbl_idx,
1235                                       parms->fid,
1236                                       &fid_parms);
1237         if (rc)
1238                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1239         return rc;
1240 }
1241
1242 static int32_t
1243 ulp_mapper_mark_act_ptr_process(struct bnxt_ulp_mapper_parms *parms,
1244                                 struct bnxt_ulp_mapper_tbl_info *tbl)
1245 {
1246         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1247         struct ulp_flow_db_res_params fid_parms;
1248         uint32_t act_idx, mark, mark_flag;
1249         uint64_t val64;
1250         int32_t rc = 0;
1251
1252         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1253             !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1254               ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1255                                BNXT_ULP_ACTION_BIT_MARK)))
1256                 return rc; /* no need to perform mark action process */
1257
1258         /* Get the mark id details from action property */
1259         memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1260                sizeof(mark));
1261         mark = tfp_be_to_cpu_32(mark);
1262
1263         if (!ulp_regfile_read(parms->regfile,
1264                               BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1265                               &val64)) {
1266                 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1267                 return -EINVAL;
1268         }
1269         act_idx = tfp_be_to_cpu_64(val64);
1270         mark_flag  = BNXT_ULP_MARK_LOCAL_HW_FID;
1271         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1272                                   act_idx, mark);
1273         if (rc) {
1274                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1275                 return rc;
1276         }
1277         fid_parms.direction = tbl->direction;
1278         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1279         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1280         fid_parms.resource_type = mark_flag;
1281         fid_parms.resource_hndl = act_idx;
1282         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1283                                       parms->tbl_idx,
1284                                       parms->fid,
1285                                       &fid_parms);
1286         if (rc)
1287                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1288         return rc;
1289 }
1290
1291 static int32_t
1292 ulp_mapper_mark_vfr_idx_process(struct bnxt_ulp_mapper_parms *parms,
1293                                 struct bnxt_ulp_mapper_tbl_info *tbl)
1294 {
1295         struct ulp_flow_db_res_params fid_parms;
1296         uint32_t act_idx, mark, mark_flag;
1297         uint64_t val64;
1298         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1299         int32_t rc = 0;
1300
1301         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1302             mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION)
1303                 return rc; /* no need to perform mark action process */
1304
1305         /* Get the mark id details from the computed field of dev port id */
1306         mark = ULP_COMP_FLD_IDX_RD(parms, BNXT_ULP_CF_IDX_DEV_PORT_ID);
1307
1308          /* Get the main action pointer */
1309         if (!ulp_regfile_read(parms->regfile,
1310                               BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1311                               &val64)) {
1312                 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1313                 return -EINVAL;
1314         }
1315         act_idx = tfp_be_to_cpu_64(val64);
1316
1317         /* Set the mark flag to local fid and vfr flag */
1318         mark_flag  = BNXT_ULP_MARK_LOCAL_HW_FID | BNXT_ULP_MARK_VFR_ID;
1319
1320         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1321                                   act_idx, mark);
1322         if (rc) {
1323                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1324                 return rc;
1325         }
1326         fid_parms.direction = tbl->direction;
1327         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1328         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1329         fid_parms.resource_type = mark_flag;
1330         fid_parms.resource_hndl = act_idx;
1331         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1332                                       parms->tbl_idx,
1333                                       parms->fid,
1334                                       &fid_parms);
1335         if (rc)
1336                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1337         return rc;
1338 }
1339
1340 /*
1341  * Tcam table - create the result blob.
1342  * data [out] - the result blob data
1343  */
1344 static int32_t
1345 ulp_mapper_tcam_tbl_result_create(struct bnxt_ulp_mapper_parms *parms,
1346                                   struct bnxt_ulp_mapper_tbl_info *tbl,
1347                                   struct ulp_blob *data)
1348 {
1349         struct bnxt_ulp_mapper_result_field_info *dflds;
1350         uint32_t num_dflds;
1351         uint32_t encap_flds = 0;
1352         uint32_t i;
1353         int32_t rc = 0;
1354
1355         /* Create the result data blob */
1356         dflds = ulp_mapper_result_fields_get(tbl, &num_dflds,
1357                                              &encap_flds);
1358         if (!dflds || !num_dflds || encap_flds) {
1359                 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1360                 return -EINVAL;
1361         }
1362
1363         for (i = 0; i < num_dflds; i++) {
1364                 rc = ulp_mapper_result_field_process(parms,
1365                                                      tbl->direction,
1366                                                      &dflds[i],
1367                                                      data,
1368                                                      "TCAM Result");
1369                 if (rc) {
1370                         BNXT_TF_DBG(ERR, "Failed to set data fields\n");
1371                         return -EINVAL;
1372                 }
1373         }
1374         return rc;
1375 }
1376
1377 /* Tcam table scan the identifier list and allocate each identifier */
1378 static int32_t
1379 ulp_mapper_tcam_tbl_scan_ident_alloc(struct bnxt_ulp_mapper_parms *parms,
1380                                      struct bnxt_ulp_mapper_tbl_info *tbl)
1381 {
1382         struct bnxt_ulp_mapper_ident_info *idents;
1383         uint32_t num_idents;
1384         uint32_t i;
1385
1386         /*
1387          * Since the cache entry is responsible for allocating
1388          * identifiers when in use, allocate the identifiers only
1389          * during normal processing.
1390          */
1391         if (parms->tcam_tbl_opc ==
1392             BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1393                 idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
1394
1395                 for (i = 0; i < num_idents; i++) {
1396                         if (ulp_mapper_ident_process(parms, tbl,
1397                                                      &idents[i], NULL))
1398                                 return -EINVAL;
1399                 }
1400         }
1401         return 0;
1402 }
1403
1404 /*
1405  * Tcam table scan the identifier list and extract the identifier from
1406  * the result blob.
1407  */
1408 static int32_t
1409 ulp_mapper_tcam_tbl_scan_ident_extract(struct bnxt_ulp_mapper_parms *parms,
1410                                        struct bnxt_ulp_mapper_tbl_info *tbl,
1411                                        struct ulp_blob *data)
1412 {
1413         struct bnxt_ulp_mapper_ident_info *idents;
1414         uint32_t num_idents = 0, i;
1415         int32_t rc = 0;
1416
1417         /*
1418          * Extract the listed identifiers from the result field,
1419          * no need to allocate them.
1420          */
1421         idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
1422         for (i = 0; i < num_idents; i++) {
1423                 rc = ulp_mapper_ident_extract(parms, tbl, &idents[i], data);
1424                 if (rc) {
1425                         BNXT_TF_DBG(ERR, "Error in identifier extraction\n");
1426                         return rc;
1427                 }
1428         }
1429         return rc;
1430 }
1431
1432 /* Internal function to write the tcam entry */
1433 static int32_t
1434 ulp_mapper_tcam_tbl_entry_write(struct bnxt_ulp_mapper_parms *parms,
1435                                 struct bnxt_ulp_mapper_tbl_info *tbl,
1436                                 struct ulp_blob *key,
1437                                 struct ulp_blob *mask,
1438                                 struct ulp_blob *data,
1439                                 uint16_t idx)
1440 {
1441         struct tf_set_tcam_entry_parms sparms = { 0 };
1442         struct tf *tfp;
1443         uint16_t tmplen;
1444         int32_t rc;
1445
1446         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1447         if (!tfp) {
1448                 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1449                 return -EINVAL;
1450         }
1451
1452         sparms.dir              = tbl->direction;
1453         sparms.tcam_tbl_type    = tbl->resource_type;
1454         sparms.idx              = idx;
1455         /* Already verified the key/mask lengths */
1456         sparms.key              = ulp_blob_data_get(key, &tmplen);
1457         sparms.mask             = ulp_blob_data_get(mask, &tmplen);
1458         sparms.key_sz_in_bits   = tbl->key_bit_size;
1459         sparms.result           = ulp_blob_data_get(data, &tmplen);
1460
1461         if (tbl->result_bit_size != tmplen) {
1462                 BNXT_TF_DBG(ERR, "Result len (%d) != Expected (%d)\n",
1463                             tmplen, tbl->result_bit_size);
1464                 return -EINVAL;
1465         }
1466         sparms.result_sz_in_bits = tbl->result_bit_size;
1467         if (tf_set_tcam_entry(tfp, &sparms)) {
1468                 BNXT_TF_DBG(ERR, "tcam[%s][%s][%x] write failed.\n",
1469                             tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1470                             tf_dir_2_str(sparms.dir), sparms.idx);
1471                 return -EIO;
1472         }
1473         BNXT_TF_DBG(INFO, "tcam[%s][%s][%x] write success.\n",
1474                     tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1475                     tf_dir_2_str(sparms.dir), sparms.idx);
1476
1477         /* Update cache with TCAM index if the was cache allocated. */
1478         if (parms->tcam_tbl_opc ==
1479             BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC) {
1480                 if (!parms->cache_ptr) {
1481                         BNXT_TF_DBG(ERR, "Unable to update cache");
1482                         return -EINVAL;
1483                 }
1484                 parms->cache_ptr->tcam_idx = idx;
1485         }
1486
1487         /* Mark action */
1488         rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1489         if (rc) {
1490                 BNXT_TF_DBG(ERR, "failed mark action processing\n");
1491                 return rc;
1492         }
1493
1494         return rc;
1495 }
1496
1497 static int32_t
1498 ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1499                             struct bnxt_ulp_mapper_tbl_info *tbl)
1500 {
1501         struct bnxt_ulp_mapper_class_key_field_info     *kflds;
1502         struct ulp_blob key, mask, data, update_data;
1503         uint32_t i, num_kflds;
1504         struct tf *tfp;
1505         int32_t rc, trc;
1506         struct tf_alloc_tcam_entry_parms aparms         = { 0 };
1507         struct tf_search_tcam_entry_parms searchparms   = { 0 };
1508         struct ulp_flow_db_res_params   fid_parms       = { 0 };
1509         struct tf_free_tcam_entry_parms free_parms      = { 0 };
1510         enum bnxt_ulp_search_before_alloc search_flag;
1511         uint32_t hit = 0;
1512         uint16_t tmplen = 0;
1513         uint16_t idx;
1514
1515         /* Skip this if was handled by the cache. */
1516         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP) {
1517                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1518                 return 0;
1519         }
1520
1521         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1522         if (!tfp) {
1523                 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1524                 return -EINVAL;
1525         }
1526
1527         kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
1528         if (!kflds || !num_kflds) {
1529                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1530                 return -EINVAL;
1531         }
1532
1533         if (!ulp_blob_init(&key, tbl->key_bit_size,
1534                            parms->device_params->byte_order) ||
1535             !ulp_blob_init(&mask, tbl->key_bit_size,
1536                            parms->device_params->byte_order) ||
1537             !ulp_blob_init(&data, tbl->result_bit_size,
1538                            parms->device_params->byte_order) ||
1539             !ulp_blob_init(&update_data, tbl->result_bit_size,
1540                            parms->device_params->byte_order)) {
1541                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1542                 return -EINVAL;
1543         }
1544
1545         /* create the key/mask */
1546         /*
1547          * NOTE: The WC table will require some kind of flag to handle the
1548          * mode bits within the key/mask
1549          */
1550         for (i = 0; i < num_kflds; i++) {
1551                 /* Setup the key */
1552                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1553                                                       &kflds[i],
1554                                                       &key, 1, "TCAM Key");
1555                 if (rc) {
1556                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1557                         return rc;
1558                 }
1559
1560                 /* Setup the mask */
1561                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1562                                                       &kflds[i],
1563                                                       &mask, 0, "TCAM Mask");
1564                 if (rc) {
1565                         BNXT_TF_DBG(ERR, "Mask field set failed.\n");
1566                         return rc;
1567                 }
1568         }
1569
1570         if (tbl->srch_b4_alloc == BNXT_ULP_SEARCH_BEFORE_ALLOC_NO) {
1571                 /*
1572                  * No search for re-use is requested, so simply allocate the
1573                  * tcam index.
1574                  */
1575                 aparms.dir              = tbl->direction;
1576                 aparms.tcam_tbl_type    = tbl->resource_type;
1577                 aparms.search_enable    = tbl->srch_b4_alloc;
1578                 aparms.key_sz_in_bits   = tbl->key_bit_size;
1579                 aparms.key              = ulp_blob_data_get(&key, &tmplen);
1580                 if (tbl->key_bit_size != tmplen) {
1581                         BNXT_TF_DBG(ERR, "Key len (%d) != Expected (%d)\n",
1582                                     tmplen, tbl->key_bit_size);
1583                         return -EINVAL;
1584                 }
1585
1586                 aparms.mask             = ulp_blob_data_get(&mask, &tmplen);
1587                 if (tbl->key_bit_size != tmplen) {
1588                         BNXT_TF_DBG(ERR, "Mask len (%d) != Expected (%d)\n",
1589                                     tmplen, tbl->key_bit_size);
1590                         return -EINVAL;
1591                 }
1592
1593                 aparms.priority         = tbl->priority;
1594
1595                 /*
1596                  * All failures after this succeeds require the entry to be
1597                  * freed. cannot return directly on failure, but needs to goto
1598                  * error.
1599                  */
1600                 rc = tf_alloc_tcam_entry(tfp, &aparms);
1601                 if (rc) {
1602                         BNXT_TF_DBG(ERR, "tcam alloc failed rc=%d.\n", rc);
1603                         return rc;
1604                 }
1605                 idx = aparms.idx;
1606                 hit = aparms.hit;
1607         } else {
1608                 /*
1609                  * Searching before allocation to see if we already have an
1610                  * entry.  This allows re-use of a constrained resource.
1611                  */
1612                 searchparms.dir = tbl->direction;
1613                 searchparms.tcam_tbl_type = tbl->resource_type;
1614                 searchparms.key = ulp_blob_data_get(&key, &tmplen);
1615                 searchparms.key_sz_in_bits = tbl->key_bit_size;
1616                 searchparms.mask = ulp_blob_data_get(&mask, &tmplen);
1617                 searchparms.priority = tbl->priority;
1618                 searchparms.alloc = 1;
1619                 searchparms.result = ulp_blob_data_get(&data, &tmplen);
1620                 searchparms.result_sz_in_bits = tbl->result_bit_size;
1621
1622                 rc = tf_search_tcam_entry(tfp, &searchparms);
1623                 if (rc) {
1624                         BNXT_TF_DBG(ERR, "tcam search failed rc=%d\n", rc);
1625                         return rc;
1626                 }
1627
1628                 /* Successful search, check the result */
1629                 if (searchparms.search_status == REJECT) {
1630                         BNXT_TF_DBG(ERR, "tcam alloc rejected\n");
1631                         return -ENOMEM;
1632                 }
1633                 idx = searchparms.idx;
1634                 hit = searchparms.hit;
1635         }
1636
1637         /* if it is miss then it is same as no search before alloc */
1638         if (!hit)
1639                 search_flag = BNXT_ULP_SEARCH_BEFORE_ALLOC_NO;
1640         else
1641                 search_flag = tbl->srch_b4_alloc;
1642
1643         switch (search_flag) {
1644         case BNXT_ULP_SEARCH_BEFORE_ALLOC_NO:
1645                 /*Scan identifier list, allocate identifier and update regfile*/
1646                 rc = ulp_mapper_tcam_tbl_scan_ident_alloc(parms, tbl);
1647                 /* Create the result blob */
1648                 if (!rc)
1649                         rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1650                                                                &data);
1651                 /* write the tcam entry */
1652                 if (!rc)
1653                         rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1654                                                              &mask, &data, idx);
1655                 break;
1656         case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_SKIP:
1657                 /*Scan identifier list, extract identifier and update regfile*/
1658                 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1659                 break;
1660         case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_UPDATE:
1661                 /*Scan identifier list, extract identifier and update regfile*/
1662                 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1663                 /* Create the result blob */
1664                 if (!rc)
1665                         rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1666                                                                &update_data);
1667                 /* Update/overwrite the tcam entry */
1668                 if (!rc)
1669                         rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1670                                                              &mask,
1671                                                              &update_data, idx);
1672                 break;
1673         default:
1674                 BNXT_TF_DBG(ERR, "invalid search opcode\n");
1675                 rc =  -EINVAL;
1676                 break;
1677         }
1678         if (rc)
1679                 goto error;
1680
1681         /*
1682          * Only link the entry to the flow db in the event that cache was not
1683          * used.
1684          */
1685         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1686                 fid_parms.direction = tbl->direction;
1687                 fid_parms.resource_func = tbl->resource_func;
1688                 fid_parms.resource_type = tbl->resource_type;
1689                 fid_parms.critical_resource = tbl->critical_resource;
1690                 fid_parms.resource_hndl = idx;
1691                 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1692                                               parms->tbl_idx,
1693                                               parms->fid,
1694                                               &fid_parms);
1695                 if (rc) {
1696                         BNXT_TF_DBG(ERR,
1697                                     "Failed to link resource to flow rc = %d\n",
1698                                     rc);
1699                         /* Need to free the identifier, so goto error */
1700                         goto error;
1701                 }
1702         } else {
1703                 /*
1704                  * Reset the tcam table opcode to normal in case the next tcam
1705                  * entry does not use cache.
1706                  */
1707                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1708                 parms->cache_ptr = NULL;
1709         }
1710
1711         return 0;
1712 error:
1713         parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1714         free_parms.dir                  = tbl->direction;
1715         free_parms.tcam_tbl_type        = tbl->resource_type;
1716         free_parms.idx                  = idx;
1717         trc = tf_free_tcam_entry(tfp, &free_parms);
1718         if (trc)
1719                 BNXT_TF_DBG(ERR, "Failed to free tcam[%d][%d][%d] on failure\n",
1720                             tbl->resource_type, tbl->direction, idx);
1721
1722         return rc;
1723 }
1724
1725 static int32_t
1726 ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1727                           struct bnxt_ulp_mapper_tbl_info *tbl)
1728 {
1729         struct bnxt_ulp_mapper_class_key_field_info     *kflds;
1730         struct bnxt_ulp_mapper_result_field_info *dflds;
1731         struct ulp_blob key, data;
1732         uint32_t i, num_kflds, num_dflds;
1733         uint16_t tmplen;
1734         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1735         struct ulp_flow_db_res_params   fid_parms = { 0 };
1736         struct tf_insert_em_entry_parms iparms = { 0 };
1737         struct tf_delete_em_entry_parms free_parms = { 0 };
1738         int32_t trc;
1739         enum bnxt_ulp_flow_mem_type mtype = parms->device_params->flow_mem_type;
1740         int32_t rc = 0;
1741         uint32_t encap_flds = 0;
1742
1743         kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
1744         if (!kflds || !num_kflds) {
1745                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1746                 return -EINVAL;
1747         }
1748
1749         /* Initialize the key/result blobs */
1750         if (!ulp_blob_init(&key, tbl->blob_key_bit_size,
1751                            parms->device_params->byte_order) ||
1752             !ulp_blob_init(&data, tbl->result_bit_size,
1753                            parms->device_params->byte_order)) {
1754                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1755                 return -EINVAL;
1756         }
1757
1758         /* create the key */
1759         for (i = 0; i < num_kflds; i++) {
1760                 /* Setup the key */
1761                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1762                                                       &kflds[i],
1763                                                       &key, 1, "EM Key");
1764                 if (rc) {
1765                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1766                         return rc;
1767                 }
1768         }
1769
1770         /*
1771          * TBD: Normally should process identifiers in case of using recycle or
1772          * loopback.  Not supporting recycle for now.
1773          */
1774
1775         /* Create the result data blob */
1776         dflds = ulp_mapper_result_fields_get(tbl, &num_dflds, &encap_flds);
1777         if (!dflds || !num_dflds || encap_flds) {
1778                 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1779                 return -EINVAL;
1780         }
1781
1782         for (i = 0; i < num_dflds; i++) {
1783                 struct bnxt_ulp_mapper_result_field_info *fld;
1784
1785                 fld = &dflds[i];
1786
1787                 rc = ulp_mapper_result_field_process(parms,
1788                                                      tbl->direction,
1789                                                      fld,
1790                                                      &data,
1791                                                      "EM Result");
1792                 if (rc) {
1793                         BNXT_TF_DBG(ERR, "Failed to set data fields.\n");
1794                         return rc;
1795                 }
1796         }
1797
1798         /* do the transpose for the internal EM keys */
1799         if (tbl->resource_func == BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE)
1800                 ulp_blob_perform_byte_reverse(&key);
1801
1802         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx,
1803                                              &iparms.tbl_scope_id);
1804         if (rc) {
1805                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1806                 return rc;
1807         }
1808
1809         /*
1810          * NOTE: the actual blob size will differ from the size in the tbl
1811          * entry due to the padding.
1812          */
1813         iparms.dup_check                = 0;
1814         iparms.dir                      = tbl->direction;
1815         iparms.mem                      = tbl->resource_type;
1816         iparms.key                      = ulp_blob_data_get(&key, &tmplen);
1817         iparms.key_sz_in_bits           = tbl->key_bit_size;
1818         iparms.em_record                = ulp_blob_data_get(&data, &tmplen);
1819         iparms.em_record_sz_in_bits     = tbl->result_bit_size;
1820
1821         rc = tf_insert_em_entry(tfp, &iparms);
1822         if (rc) {
1823                 BNXT_TF_DBG(ERR, "Failed to insert em entry rc=%d.\n", rc);
1824                 return rc;
1825         }
1826
1827         /* Mark action process */
1828         if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT &&
1829             tbl->resource_type == TF_MEM_EXTERNAL)
1830                 rc = ulp_mapper_mark_gfid_process(parms, tbl, iparms.flow_id);
1831         else if (mtype == BNXT_ULP_FLOW_MEM_TYPE_INT &&
1832                  tbl->resource_type == TF_MEM_INTERNAL)
1833                 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1834         if (rc) {
1835                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1836                 goto error;
1837         }
1838
1839         /* Link the EM resource to the flow in the flow db */
1840         memset(&fid_parms, 0, sizeof(fid_parms));
1841         fid_parms.direction             = tbl->direction;
1842         fid_parms.resource_func         = tbl->resource_func;
1843         fid_parms.resource_type         = tbl->resource_type;
1844         fid_parms.critical_resource     = tbl->critical_resource;
1845         fid_parms.resource_hndl         = iparms.flow_handle;
1846
1847         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1848                                       parms->tbl_idx,
1849                                       parms->fid,
1850                                       &fid_parms);
1851         if (rc) {
1852                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n",
1853                             rc);
1854                 /* Need to free the identifier, so goto error */
1855                 goto error;
1856         }
1857
1858         return 0;
1859 error:
1860         free_parms.dir          = iparms.dir;
1861         free_parms.mem          = iparms.mem;
1862         free_parms.tbl_scope_id = iparms.tbl_scope_id;
1863         free_parms.flow_handle  = iparms.flow_handle;
1864
1865         trc = tf_delete_em_entry(tfp, &free_parms);
1866         if (trc)
1867                 BNXT_TF_DBG(ERR, "Failed to delete EM entry on failed add\n");
1868
1869         return rc;
1870 }
1871
1872 static int32_t
1873 ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1874                              struct bnxt_ulp_mapper_tbl_info *tbl,
1875                              bool is_class_tbl)
1876 {
1877         struct bnxt_ulp_mapper_result_field_info *flds;
1878         struct ulp_flow_db_res_params   fid_parms;
1879         struct ulp_blob data;
1880         uint64_t idx = 0;
1881         uint16_t tmplen;
1882         uint32_t i, num_flds, index, hit;
1883         int32_t rc = 0, trc = 0;
1884         struct tf_alloc_tbl_entry_parms aparms = { 0 };
1885         struct tf_search_tbl_entry_parms srchparms = { 0 };
1886         struct tf_set_tbl_entry_parms   sparms = { 0 };
1887         struct tf_free_tbl_entry_parms  free_parms = { 0 };
1888         uint32_t tbl_scope_id;
1889         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1890         uint16_t bit_size;
1891         uint32_t encap_flds = 0;
1892
1893         /* Get the scope id first */
1894         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx, &tbl_scope_id);
1895         if (rc) {
1896                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1897                 return rc;
1898         }
1899
1900         /* use the max size if encap is enabled */
1901         if (tbl->encap_num_fields)
1902                 bit_size = BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
1903         else
1904                 bit_size = tbl->result_bit_size;
1905
1906         /* Initialize the blob data */
1907         if (!ulp_blob_init(&data, bit_size,
1908                            parms->device_params->byte_order)) {
1909                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
1910                 return -EINVAL;
1911         }
1912
1913         /* Get the result fields list */
1914         if (is_class_tbl)
1915                 flds = ulp_mapper_result_fields_get(tbl, &num_flds,
1916                                                     &encap_flds);
1917         else
1918                 flds = ulp_mapper_act_result_fields_get(tbl, &num_flds,
1919                                                         &encap_flds);
1920
1921         if (!flds || (!num_flds && !encap_flds)) {
1922                 BNXT_TF_DBG(ERR, "template undefined for the index table\n");
1923                 return -EINVAL;
1924         }
1925
1926         /* process the result fields, loop through them */
1927         for (i = 0; i < (num_flds + encap_flds); i++) {
1928                 /* set the swap index if encap swap bit is enabled */
1929                 if (parms->device_params->encap_byte_swap && encap_flds &&
1930                     (i == num_flds))
1931                         ulp_blob_encap_swap_idx_set(&data);
1932
1933                 /* Process the result fields */
1934                 rc = ulp_mapper_result_field_process(parms,
1935                                                      tbl->direction,
1936                                                      &flds[i],
1937                                                      &data,
1938                                                      "Indexed Result");
1939                 if (rc) {
1940                         BNXT_TF_DBG(ERR, "data field failed\n");
1941                         return rc;
1942                 }
1943         }
1944
1945         /* if encap bit swap is enabled perform the bit swap */
1946         if (parms->device_params->encap_byte_swap && encap_flds) {
1947                 ulp_blob_perform_encap_swap(&data);
1948         }
1949
1950         /*
1951          * Check for index opcode, if it is Global then
1952          * no need to allocate the table, just set the table
1953          * and exit since it is not maintained in the flow db.
1954          */
1955         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_GLOBAL) {
1956                 /* get the index from index operand */
1957                 if (tbl->index_operand < BNXT_ULP_GLB_REGFILE_INDEX_LAST &&
1958                     ulp_mapper_glb_resource_read(parms->mapper_data,
1959                                                  tbl->direction,
1960                                                  tbl->index_operand,
1961                                                  &idx)) {
1962                         BNXT_TF_DBG(ERR, "Glbl regfile[%d] read failed.\n",
1963                                     tbl->index_operand);
1964                         return -EINVAL;
1965                 }
1966                 /* set the Tf index table */
1967                 sparms.dir              = tbl->direction;
1968                 sparms.type             = tbl->resource_type;
1969                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
1970                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1971                 sparms.idx              = tfp_be_to_cpu_64(idx);
1972                 sparms.tbl_scope_id     = tbl_scope_id;
1973
1974                 rc = tf_set_tbl_entry(tfp, &sparms);
1975                 if (rc) {
1976                         BNXT_TF_DBG(ERR,
1977                                     "Glbl Set table[%d][%s][%d] failed rc=%d\n",
1978                                     sparms.type,
1979                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
1980                                     sparms.idx,
1981                                     rc);
1982                         return rc;
1983                 }
1984                 return 0; /* success */
1985         }
1986
1987         index = 0;
1988         hit = 0;
1989         /* Perform the tf table allocation by filling the alloc params */
1990         if (tbl->srch_b4_alloc) {
1991                 memset(&srchparms, 0, sizeof(srchparms));
1992                 srchparms.dir = tbl->direction;
1993                 srchparms.type = tbl->resource_type;
1994                 srchparms.alloc = 1;
1995                 srchparms.result = ulp_blob_data_get(&data, &tmplen);
1996                 srchparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1997                 srchparms.tbl_scope_id = tbl_scope_id;
1998                 rc = tf_search_tbl_entry(tfp, &srchparms);
1999                 if (rc) {
2000                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
2001                                     tf_tbl_type_2_str(tbl->resource_type),
2002                                     tf_dir_2_str(tbl->direction), rc);
2003                         return rc;
2004                 }
2005                 if (srchparms.search_status == REJECT) {
2006                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] rejected.\n",
2007                                     tf_tbl_type_2_str(tbl->resource_type),
2008                                     tf_dir_2_str(tbl->direction));
2009                         return -ENOMEM;
2010                 }
2011                 index = srchparms.idx;
2012                 hit = srchparms.hit;
2013         } else {
2014                 aparms.dir              = tbl->direction;
2015                 aparms.type             = tbl->resource_type;
2016                 aparms.search_enable    = tbl->srch_b4_alloc;
2017                 aparms.result           = ulp_blob_data_get(&data, &tmplen);
2018                 aparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2019                 aparms.tbl_scope_id     = tbl_scope_id;
2020
2021                 /* All failures after the alloc succeeds require a free */
2022                 rc = tf_alloc_tbl_entry(tfp, &aparms);
2023                 if (rc) {
2024                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
2025                                     tf_tbl_type_2_str(tbl->resource_type),
2026                                     tf_dir_2_str(tbl->direction), rc);
2027                         return rc;
2028                 }
2029                 index = aparms.idx;
2030         }
2031         /*
2032          * calculate the idx for the result record, for external EM the offset
2033          * needs to be shifted accordingly. If external non-inline table types
2034          * are used then need to revisit this logic.
2035          */
2036         if (tbl->resource_type == TF_TBL_TYPE_EXT)
2037                 idx = TF_ACT_REC_OFFSET_2_PTR(index);
2038         else
2039                 idx = index;
2040
2041         /* Always storing values in Regfile in BE */
2042         idx = tfp_cpu_to_be_64(idx);
2043         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_ALLOCATE) {
2044                 rc = ulp_regfile_write(parms->regfile, tbl->index_operand, idx);
2045                 if (!rc) {
2046                         BNXT_TF_DBG(ERR, "Write regfile[%d] failed\n",
2047                                     tbl->index_operand);
2048                         goto error;
2049                 }
2050         }
2051
2052         /* Perform the tf table set by filling the set params */
2053         if (!tbl->srch_b4_alloc || !hit) {
2054                 sparms.dir              = tbl->direction;
2055                 sparms.type             = tbl->resource_type;
2056                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
2057                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2058                 sparms.idx              = index;
2059                 sparms.tbl_scope_id     = tbl_scope_id;
2060
2061                 rc = tf_set_tbl_entry(tfp, &sparms);
2062                 if (rc) {
2063                         BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2064                                     sparms.type,
2065                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
2066                                     sparms.idx,
2067                                     rc);
2068                         goto error;
2069                 }
2070         }
2071
2072         /* Link the resource to the flow in the flow db */
2073         memset(&fid_parms, 0, sizeof(fid_parms));
2074         fid_parms.direction     = tbl->direction;
2075         fid_parms.resource_func = tbl->resource_func;
2076         fid_parms.resource_type = tbl->resource_type;
2077         fid_parms.resource_sub_type = tbl->resource_sub_type;
2078         fid_parms.resource_hndl = index;
2079         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2080
2081         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2082                                       parms->tbl_idx,
2083                                       parms->fid,
2084                                       &fid_parms);
2085         if (rc) {
2086                 BNXT_TF_DBG(ERR, "Failed to link resource to flow rc = %d\n",
2087                             rc);
2088                 goto error;
2089         }
2090
2091         /* Perform the VF rep action */
2092         rc = ulp_mapper_mark_vfr_idx_process(parms, tbl);
2093         if (rc) {
2094                 BNXT_TF_DBG(ERR, "Failed to add vfr mark rc = %d\n", rc);
2095                 goto error;
2096         }
2097         return rc;
2098 error:
2099         /*
2100          * Free the allocated resource since we failed to either
2101          * write to the entry or link the flow
2102          */
2103         free_parms.dir  = tbl->direction;
2104         free_parms.type = tbl->resource_type;
2105         free_parms.idx  = index;
2106         free_parms.tbl_scope_id = tbl_scope_id;
2107
2108         trc = tf_free_tbl_entry(tfp, &free_parms);
2109         if (trc)
2110                 BNXT_TF_DBG(ERR, "Failed to free tbl entry on failure\n");
2111
2112         return rc;
2113 }
2114
2115 static int32_t
2116 ulp_mapper_cache_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2117                              struct bnxt_ulp_mapper_tbl_info *tbl)
2118 {
2119         struct bnxt_ulp_mapper_class_key_field_info *kflds;
2120         struct bnxt_ulp_mapper_cache_entry *cache_entry;
2121         struct bnxt_ulp_mapper_ident_info *idents;
2122         uint32_t i, num_kflds = 0, num_idents = 0;
2123         struct ulp_flow_db_res_params fid_parms;
2124         struct tf_free_identifier_parms fparms;
2125         uint16_t tmplen, tmp_ident;
2126         struct ulp_blob key;
2127         uint8_t *cache_key;
2128         uint64_t regval;
2129         uint16_t *ckey;
2130         int32_t rc;
2131
2132         /* Get the key fields list and build the key. */
2133         kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
2134         if (!kflds || !num_kflds) {
2135                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
2136                 return -EINVAL;
2137         }
2138         if (!ulp_blob_init(&key, tbl->key_bit_size,
2139                            parms->device_params->byte_order)) {
2140                 BNXT_TF_DBG(ERR, "Failed to alloc blob\n");
2141                 return -EINVAL;
2142         }
2143         for (i = 0; i < num_kflds; i++) {
2144                 /* Setup the key */
2145                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
2146                                                       &kflds[i],
2147                                                       &key, 1, "Cache Key");
2148                 if (rc) {
2149                         BNXT_TF_DBG(ERR,
2150                                     "Failed to create key for Cache rc=%d\n",
2151                                     rc);
2152                         return -EINVAL;
2153                 }
2154         }
2155
2156         /*
2157          * Perform the lookup in the cache table with constructed key.  The
2158          * cache_key is a byte array of tmplen, it needs to be converted to a
2159          * index for the cache table.
2160          */
2161         cache_key = ulp_blob_data_get(&key, &tmplen);
2162         ckey = (uint16_t *)cache_key;
2163
2164         /*
2165          * The id computed based on resource sub type and direction where
2166          * dir is the bit0 and rest of the bits come from resource
2167          * sub type.
2168          */
2169         cache_entry = ulp_mapper_cache_entry_get(parms->ulp_ctx,
2170                                                  (tbl->resource_sub_type << 1 |
2171                                                  (tbl->direction & 0x1)),
2172                                                  *ckey);
2173
2174         /*
2175          * Get the identifier list for processing by both the hit and miss
2176          * processing.
2177          */
2178         idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
2179
2180         if (!cache_entry->ref_count) {
2181                 /* Initialize the cache entry */
2182                 cache_entry->tcam_idx = 0;
2183                 cache_entry->ref_count = 0;
2184                 for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++)
2185                         cache_entry->idents[i] = ULP_IDENTS_INVALID;
2186
2187                 /* Need to allocate identifiers for storing in the cache. */
2188                 for (i = 0; i < num_idents; i++) {
2189                         /*
2190                          * Since we are using the cache, the identifier does not
2191                          * get added to the flow db.  Pass in the pointer to the
2192                          * tmp_ident.
2193                          */
2194                         rc = ulp_mapper_ident_process(parms, tbl,
2195                                                       &idents[i], &tmp_ident);
2196                         if (rc)
2197                                 goto error;
2198
2199                         cache_entry->ident_types[i] = idents[i].ident_type;
2200                         cache_entry->idents[i] = tmp_ident;
2201                 }
2202
2203                 /* Tell the TCAM processor to alloc an entry */
2204                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC;
2205                 /* Store the cache key for use by the tcam process code */
2206                 parms->cache_ptr = cache_entry;
2207         } else {
2208                 /* Cache hit, get values from result. */
2209                 for (i = 0; i < num_idents; i++) {
2210                         regval = (uint64_t)cache_entry->idents[i];
2211                         if (!ulp_regfile_write(parms->regfile,
2212                                                idents[i].regfile_idx,
2213                                                tfp_cpu_to_be_64(regval))) {
2214                                 BNXT_TF_DBG(ERR,
2215                                             "Failed to write to regfile\n");
2216                                 return -EINVAL;
2217                         }
2218                 }
2219                 /*
2220                  * The cached entry is being used, so let the tcam processing
2221                  * know not to process this table.
2222                  */
2223                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP;
2224         }
2225
2226         /* Made through the cache processing, increment the reference count. */
2227         cache_entry->ref_count++;
2228
2229         /* Link the cache to the flow db. */
2230         memset(&fid_parms, 0, sizeof(fid_parms));
2231         fid_parms.direction = tbl->direction;
2232         fid_parms.resource_func = tbl->resource_func;
2233
2234         /*
2235          * Cache resource type is composed of table_type, resource
2236          * sub type and direction, it needs to set appropriately via setter.
2237          */
2238         ulp_mapper_cache_res_type_set(&fid_parms,
2239                                       tbl->resource_type,
2240                                       (tbl->resource_sub_type << 1 |
2241                                        (tbl->direction & 0x1)));
2242         fid_parms.resource_hndl = (uint64_t)*ckey;
2243         fid_parms.critical_resource = tbl->critical_resource;
2244         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2245                                       parms->tbl_idx,
2246                                       parms->fid,
2247                                       &fid_parms);
2248         if (rc)
2249                 BNXT_TF_DBG(ERR, "Failed to add cache to flow db.\n");
2250
2251         return rc;
2252 error:
2253         /*
2254          * This error handling only gets called when the idents are being
2255          * allocated for the cache on misses.  Using the num_idents that was
2256          * previously set.
2257          */
2258         for (i = 0; i < num_idents; i++) {
2259                 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
2260                         continue;
2261
2262                 fparms.dir = tbl->direction;
2263                 fparms.ident_type = idents[i].ident_type;
2264                 fparms.id = cache_entry->idents[i];
2265                 tf_free_identifier(parms->tfp, &fparms);
2266         }
2267
2268         return rc;
2269 }
2270
2271 static int32_t
2272 ulp_mapper_if_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2273                           struct bnxt_ulp_mapper_tbl_info *tbl)
2274 {
2275         struct bnxt_ulp_mapper_result_field_info *flds;
2276         struct ulp_blob data;
2277         uint64_t idx;
2278         uint16_t tmplen;
2279         uint32_t i, num_flds;
2280         int32_t rc = 0;
2281         struct tf_set_if_tbl_entry_parms iftbl_params = { 0 };
2282         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
2283         uint32_t encap_flds;
2284
2285         /* Initialize the blob data */
2286         if (!ulp_blob_init(&data, tbl->result_bit_size,
2287                            parms->device_params->byte_order)) {
2288                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
2289                 return -EINVAL;
2290         }
2291
2292         /* Get the result fields list */
2293         flds = ulp_mapper_result_fields_get(tbl, &num_flds, &encap_flds);
2294
2295         if (!flds || !num_flds || encap_flds) {
2296                 BNXT_TF_DBG(ERR, "template undefined for the IF table\n");
2297                 return -EINVAL;
2298         }
2299
2300         /* process the result fields, loop through them */
2301         for (i = 0; i < num_flds; i++) {
2302                 /* Process the result fields */
2303                 rc = ulp_mapper_result_field_process(parms,
2304                                                      tbl->direction,
2305                                                      &flds[i],
2306                                                      &data,
2307                                                      "IFtable Result");
2308                 if (rc) {
2309                         BNXT_TF_DBG(ERR, "data field failed\n");
2310                         return rc;
2311                 }
2312         }
2313
2314         /* Get the index details from computed field */
2315         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_COMP_FIELD) {
2316                 idx = ULP_COMP_FLD_IDX_RD(parms, tbl->index_operand);
2317         } else if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_CONSTANT) {
2318                 idx = tbl->index_operand;
2319         } else {
2320                 BNXT_TF_DBG(ERR, "Invalid tbl index opcode\n");
2321                 return -EINVAL;
2322         }
2323
2324         /* Perform the tf table set by filling the set params */
2325         iftbl_params.dir = tbl->direction;
2326         iftbl_params.type = tbl->resource_type;
2327         iftbl_params.data = ulp_blob_data_get(&data, &tmplen);
2328         iftbl_params.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2329         iftbl_params.idx = idx;
2330
2331         rc = tf_set_if_tbl_entry(tfp, &iftbl_params);
2332         if (rc) {
2333                 BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2334                             iftbl_params.type,
2335                             (iftbl_params.dir == TF_DIR_RX) ? "RX" : "TX",
2336                             iftbl_params.idx,
2337                             rc);
2338                 return rc;
2339         }
2340
2341         /*
2342          * TBD: Need to look at the need to store idx in flow db for restore
2343          * the table to its original state on deletion of this entry.
2344          */
2345         return rc;
2346 }
2347
2348 static int32_t
2349 ulp_mapper_glb_resource_info_init(struct bnxt_ulp_context *ulp_ctx,
2350                                   struct bnxt_ulp_mapper_data *mapper_data)
2351 {
2352         struct bnxt_ulp_glb_resource_info *glb_res;
2353         uint32_t num_glb_res_ids, idx;
2354         int32_t rc = 0;
2355
2356         glb_res = ulp_mapper_glb_resource_info_list_get(&num_glb_res_ids);
2357         if (!glb_res || !num_glb_res_ids) {
2358                 BNXT_TF_DBG(ERR, "Invalid Arguments\n");
2359                 return -EINVAL;
2360         }
2361
2362         /* Iterate the global resources and process each one */
2363         for (idx = 0; idx < num_glb_res_ids; idx++) {
2364                 switch (glb_res[idx].resource_func) {
2365                 case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2366                         rc = ulp_mapper_resource_ident_allocate(ulp_ctx,
2367                                                                 mapper_data,
2368                                                                 &glb_res[idx]);
2369                         break;
2370                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2371                         rc = ulp_mapper_resource_index_tbl_alloc(ulp_ctx,
2372                                                                  mapper_data,
2373                                                                  &glb_res[idx]);
2374                         break;
2375                 default:
2376                         BNXT_TF_DBG(ERR, "Global resource %x not supported\n",
2377                                     glb_res[idx].resource_func);
2378                         rc = -EINVAL;
2379                         break;
2380                 }
2381                 if (rc)
2382                         return rc;
2383         }
2384         return rc;
2385 }
2386
2387 /*
2388  * Function to process the conditional opcode of the mapper table.
2389  * returns 1 to skip the table.
2390  * return 0 to continue processing the table.
2391  */
2392 static int32_t
2393 ulp_mapper_tbl_cond_opcode_process(struct bnxt_ulp_mapper_parms *parms,
2394                                    struct bnxt_ulp_mapper_tbl_info *tbl)
2395 {
2396         int32_t rc = 1;
2397
2398         switch (tbl->cond_opcode) {
2399         case BNXT_ULP_COND_OPCODE_NOP:
2400                 rc = 0;
2401                 break;
2402         case BNXT_ULP_COND_OPCODE_COMP_FIELD_IS_SET:
2403                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2404                     ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2405                         rc = 0;
2406                 break;
2407         case BNXT_ULP_COND_OPCODE_ACTION_BIT_IS_SET:
2408                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2409                                      tbl->cond_operand))
2410                         rc = 0;
2411                 break;
2412         case BNXT_ULP_COND_OPCODE_HDR_BIT_IS_SET:
2413                 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2414                                      tbl->cond_operand))
2415                         rc = 0;
2416                 break;
2417         case BNXT_ULP_COND_OPCODE_COMP_FIELD_NOT_SET:
2418                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2419                     !ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2420                         rc = 0;
2421                 break;
2422         case BNXT_ULP_COND_OPCODE_ACTION_BIT_NOT_SET:
2423                 if (!ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2424                                       tbl->cond_operand))
2425                         rc = 0;
2426                 break;
2427         case BNXT_ULP_COND_OPCODE_HDR_BIT_NOT_SET:
2428                 if (!ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2429                                       tbl->cond_operand))
2430                         rc = 0;
2431                 break;
2432         default:
2433                 BNXT_TF_DBG(ERR,
2434                             "Invalid arg in mapper tbl for cond opcode\n");
2435                 break;
2436         }
2437         return rc;
2438 }
2439
2440 /*
2441  * Function to process the action template. Iterate through the list
2442  * action info templates and process it.
2443  */
2444 static int32_t
2445 ulp_mapper_action_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2446 {
2447         uint32_t        i;
2448         int32_t         rc = 0;
2449         struct bnxt_ulp_mapper_tbl_info *tbl;
2450
2451         if (!parms->atbls || !parms->num_atbls) {
2452                 BNXT_TF_DBG(ERR, "No action tables for template[%d][%d].\n",
2453                             parms->dev_id, parms->act_tid);
2454                 return -EINVAL;
2455         }
2456
2457         for (i = 0; i < parms->num_atbls; i++) {
2458                 tbl = &parms->atbls[i];
2459                 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2460                         continue;
2461
2462                 switch (tbl->resource_func) {
2463                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2464                         rc = ulp_mapper_index_tbl_process(parms, tbl, false);
2465                         if (rc) {
2466                                 BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2467                                             tbl->resource_func);
2468                                 return rc;
2469                         }
2470                         break;
2471                 default:
2472                         BNXT_TF_DBG(ERR, "Unexpected action resource %d\n",
2473                                     tbl->resource_func);
2474                         return -EINVAL;
2475                 }
2476         }
2477
2478         return rc;
2479 }
2480
2481 /* Create the classifier table entries for a flow. */
2482 static int32_t
2483 ulp_mapper_class_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2484 {
2485         uint32_t        i;
2486         int32_t         rc = 0;
2487
2488         if (!parms)
2489                 return -EINVAL;
2490
2491         if (!parms->ctbls || !parms->num_ctbls) {
2492                 BNXT_TF_DBG(ERR, "No class tables for template[%d][%d].\n",
2493                             parms->dev_id, parms->class_tid);
2494                 return -EINVAL;
2495         }
2496
2497         for (i = 0; i < parms->num_ctbls; i++) {
2498                 struct bnxt_ulp_mapper_tbl_info *tbl = &parms->ctbls[i];
2499
2500                 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2501                         continue;
2502
2503                 switch (tbl->resource_func) {
2504                 case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2505                         rc = ulp_mapper_tcam_tbl_process(parms, tbl);
2506                         break;
2507                 case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2508                 case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2509                         rc = ulp_mapper_em_tbl_process(parms, tbl);
2510                         break;
2511                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2512                         rc = ulp_mapper_index_tbl_process(parms, tbl, true);
2513                         break;
2514                 case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2515                         rc = ulp_mapper_cache_tbl_process(parms, tbl);
2516                         break;
2517                 case BNXT_ULP_RESOURCE_FUNC_IF_TABLE:
2518                         rc = ulp_mapper_if_tbl_process(parms, tbl);
2519                         break;
2520                 default:
2521                         BNXT_TF_DBG(ERR, "Unexpected class resource %d\n",
2522                                     tbl->resource_func);
2523                         return -EINVAL;
2524                 }
2525
2526                 if (rc) {
2527                         BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2528                                     tbl->resource_func);
2529                         return rc;
2530                 }
2531         }
2532
2533         return rc;
2534 }
2535
2536 static int32_t
2537 ulp_mapper_resource_free(struct bnxt_ulp_context *ulp,
2538                          struct ulp_flow_db_res_params *res)
2539 {
2540         struct tf *tfp;
2541         int32_t rc = 0;
2542
2543         if (!res || !ulp) {
2544                 BNXT_TF_DBG(ERR, "Unable to free resource\n ");
2545                 return -EINVAL;
2546         }
2547
2548         tfp = bnxt_ulp_cntxt_tfp_get(ulp);
2549         if (!tfp) {
2550                 BNXT_TF_DBG(ERR, "Unable to free resource failed to get tfp\n");
2551                 return -EINVAL;
2552         }
2553
2554         switch (res->resource_func) {
2555         case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2556                 rc = ulp_mapper_cache_entry_free(ulp, tfp, res);
2557                 break;
2558         case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2559                 rc = ulp_mapper_tcam_entry_free(ulp, tfp, res);
2560                 break;
2561         case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2562         case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2563                 rc = ulp_mapper_em_entry_free(ulp, tfp, res);
2564                 break;
2565         case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2566                 rc = ulp_mapper_index_entry_free(ulp, tfp, res);
2567                 break;
2568         case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2569                 rc = ulp_mapper_ident_free(ulp, tfp, res);
2570                 break;
2571         case BNXT_ULP_RESOURCE_FUNC_HW_FID:
2572                 rc = ulp_mapper_mark_free(ulp, res);
2573                 break;
2574         default:
2575                 break;
2576         }
2577
2578         return rc;
2579 }
2580
2581 int32_t
2582 ulp_mapper_resources_free(struct bnxt_ulp_context       *ulp_ctx,
2583                           uint32_t fid,
2584                           enum bnxt_ulp_flow_db_tables  tbl_type)
2585 {
2586         struct ulp_flow_db_res_params   res_parms = { 0 };
2587         int32_t                         rc, trc;
2588
2589         if (!ulp_ctx) {
2590                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2591                 return -EINVAL;
2592         }
2593
2594         /*
2595          * Set the critical resource on the first resource del, then iterate
2596          * while status is good
2597          */
2598         res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_YES;
2599         rc = ulp_flow_db_resource_del(ulp_ctx, tbl_type, fid, &res_parms);
2600
2601         if (rc) {
2602                 /*
2603                  * This is unexpected on the first call to resource del.
2604                  * It likely means that the flow did not exist in the flow db.
2605                  */
2606                 BNXT_TF_DBG(ERR, "Flow[%d][0x%08x] failed to free (rc=%d)\n",
2607                             tbl_type, fid, rc);
2608                 return rc;
2609         }
2610
2611         while (!rc) {
2612                 trc = ulp_mapper_resource_free(ulp_ctx, &res_parms);
2613                 if (trc)
2614                         /*
2615                          * On fail, we still need to attempt to free the
2616                          * remaining resources.  Don't return
2617                          */
2618                         BNXT_TF_DBG(ERR,
2619                                     "Flow[%d][0x%x] Res[%d][0x%016" PRIx64
2620                                     "] failed rc=%d.\n",
2621                                     tbl_type, fid, res_parms.resource_func,
2622                                     res_parms.resource_hndl, trc);
2623
2624                 /* All subsequent call require the non-critical_resource */
2625                 res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2626
2627                 rc = ulp_flow_db_resource_del(ulp_ctx,
2628                                               tbl_type,
2629                                               fid,
2630                                               &res_parms);
2631         }
2632
2633         /* Free the Flow ID since we've removed all resources */
2634         rc = ulp_flow_db_fid_free(ulp_ctx, tbl_type, fid);
2635
2636         return rc;
2637 }
2638
2639 static void
2640 ulp_mapper_glb_resource_info_deinit(struct bnxt_ulp_context *ulp_ctx,
2641                                     struct bnxt_ulp_mapper_data *mapper_data)
2642 {
2643         struct bnxt_ulp_mapper_glb_resource_entry *ent;
2644         struct ulp_flow_db_res_params res;
2645         uint32_t dir, idx;
2646
2647         /* Iterate the global resources and process each one */
2648         for (dir = TF_DIR_RX; dir < TF_DIR_MAX; dir++) {
2649                 for (idx = 0; idx < BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
2650                       idx++) {
2651                         ent = &mapper_data->glb_res_tbl[dir][idx];
2652                         if (ent->resource_func ==
2653                             BNXT_ULP_RESOURCE_FUNC_INVALID)
2654                                 continue;
2655                         memset(&res, 0, sizeof(struct ulp_flow_db_res_params));
2656                         res.resource_func = ent->resource_func;
2657                         res.direction = dir;
2658                         res.resource_type = ent->resource_type;
2659                         /*convert it from BE to cpu */
2660                         res.resource_hndl =
2661                                 tfp_be_to_cpu_64(ent->resource_hndl);
2662                         ulp_mapper_resource_free(ulp_ctx, &res);
2663                 }
2664         }
2665 }
2666
2667 int32_t
2668 ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx, uint32_t fid,
2669                         enum bnxt_ulp_flow_db_tables flow_tbl_type)
2670 {
2671         int32_t rc;
2672
2673         if (!ulp_ctx) {
2674                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2675                 return -EINVAL;
2676         }
2677         if (bnxt_ulp_cntxt_acquire_fdb_lock(ulp_ctx)) {
2678                 BNXT_TF_DBG(ERR, "Flow db lock acquire failed\n");
2679                 return -EINVAL;
2680         }
2681
2682         rc = ulp_mapper_resources_free(ulp_ctx, fid, flow_tbl_type);
2683         bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2684         return rc;
2685
2686 }
2687
2688 /* Function to handle the default global templates that are allocated during
2689  * the startup and reused later.
2690  */
2691 static int32_t
2692 ulp_mapper_glb_template_table_init(struct bnxt_ulp_context *ulp_ctx)
2693 {
2694         uint32_t *glbl_tmpl_list;
2695         uint32_t num_glb_tmpls, idx, dev_id;
2696         struct bnxt_ulp_mapper_parms parms;
2697         struct bnxt_ulp_mapper_data *mapper_data;
2698         int32_t rc = 0;
2699
2700         glbl_tmpl_list = ulp_mapper_glb_template_table_get(&num_glb_tmpls);
2701         if (!glbl_tmpl_list || !num_glb_tmpls)
2702                 return rc; /* No global templates to process */
2703
2704         /* Get the device id from the ulp context */
2705         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &dev_id)) {
2706                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2707                 return -EINVAL;
2708         }
2709
2710         mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2711         if (!mapper_data) {
2712                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2713                 return -EINVAL;
2714         }
2715
2716         /* Iterate the global resources and process each one */
2717         for (idx = 0; idx < num_glb_tmpls; idx++) {
2718                 /* Initialize the parms structure */
2719                 memset(&parms, 0, sizeof(parms));
2720                 parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2721                 parms.ulp_ctx = ulp_ctx;
2722                 parms.dev_id = dev_id;
2723                 parms.mapper_data = mapper_data;
2724
2725                 /* Get the class table entry from dev id and class id */
2726                 parms.class_tid = glbl_tmpl_list[idx];
2727                 parms.ctbls = ulp_mapper_class_tbl_list_get(parms.dev_id,
2728                                                             parms.class_tid,
2729                                                             &parms.num_ctbls,
2730                                                             &parms.tbl_idx);
2731                 if (!parms.ctbls || !parms.num_ctbls) {
2732                         BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2733                                     parms.dev_id, parms.class_tid);
2734                         return -EINVAL;
2735                 }
2736                 parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2737                 if (!parms.device_params) {
2738                         BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2739                                     parms.dev_id, parms.class_tid);
2740                         return -EINVAL;
2741                 }
2742                 rc = ulp_mapper_class_tbls_process(&parms);
2743                 if (rc) {
2744                         BNXT_TF_DBG(ERR,
2745                                     "class tables failed creation for %d:%d\n",
2746                                     parms.dev_id, parms.class_tid);
2747                         return rc;
2748                 }
2749         }
2750         return rc;
2751 }
2752
2753 /* Function to handle the mapping of the Flow to be compatible
2754  * with the underlying hardware.
2755  */
2756 int32_t
2757 ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx,
2758                        struct bnxt_ulp_mapper_create_parms *cparms,
2759                        uint32_t *flowid)
2760 {
2761         struct bnxt_ulp_mapper_parms parms;
2762         struct ulp_regfile regfile;
2763         int32_t  rc, trc;
2764
2765         if (!ulp_ctx || !cparms)
2766                 return -EINVAL;
2767
2768         /* Initialize the parms structure */
2769         memset(&parms, 0, sizeof(parms));
2770         parms.act_prop = cparms->act_prop;
2771         parms.act_bitmap = cparms->act;
2772         parms.hdr_bitmap = cparms->hdr_bitmap;
2773         parms.regfile = &regfile;
2774         parms.hdr_field = cparms->hdr_field;
2775         parms.comp_fld = cparms->comp_fld;
2776         parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2777         parms.ulp_ctx = ulp_ctx;
2778         parms.tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
2779
2780         /* Get the device id from the ulp context */
2781         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &parms.dev_id)) {
2782                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2783                 return -EINVAL;
2784         }
2785
2786         /*
2787          * Get the mapper data for dynamic mapper data such as default
2788          * ids.
2789          */
2790         parms.mapper_data = (struct bnxt_ulp_mapper_data *)
2791                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2792         if (!parms.mapper_data) {
2793                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2794                 return -EINVAL;
2795         }
2796
2797         /* Get the action table entry from device id and act context id */
2798         parms.act_tid = cparms->act_tid;
2799
2800         /*
2801          * Perform the action table get only if act template is not zero
2802          * for act template zero like for default rules ignore the action
2803          * table processing.
2804          */
2805         if (parms.act_tid) {
2806                 parms.atbls = ulp_mapper_action_tbl_list_get(parms.dev_id,
2807                                                              parms.act_tid,
2808                                                              &parms.num_atbls);
2809                 if (!parms.atbls || !parms.num_atbls) {
2810                         BNXT_TF_DBG(ERR, "No action tables for %d:%d\n",
2811                                     parms.dev_id, parms.act_tid);
2812                         return -EINVAL;
2813                 }
2814         }
2815
2816         /* Get the class table entry from device id and act context id */
2817         parms.class_tid = cparms->class_tid;
2818         parms.ctbls = ulp_mapper_class_tbl_list_get(parms.dev_id,
2819                                                     parms.class_tid,
2820                                                     &parms.num_ctbls,
2821                                                     &parms.tbl_idx);
2822         if (!parms.ctbls || !parms.num_ctbls) {
2823                 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2824                             parms.dev_id, parms.class_tid);
2825                 return -EINVAL;
2826         }
2827
2828         /* Get the device params, it will be used in later processing */
2829         parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2830         if (!parms.device_params) {
2831                 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2832                             parms.dev_id, parms.class_tid);
2833                 return -EINVAL;
2834         }
2835
2836         /* initialize the registry file for further processing */
2837         if (!ulp_regfile_init(parms.regfile)) {
2838                 BNXT_TF_DBG(ERR, "regfile initialization failed.\n");
2839                 return -EINVAL;
2840         }
2841
2842         rc = ulp_regfile_write(parms.regfile,
2843                                BNXT_ULP_REGFILE_INDEX_CLASS_TID,
2844                                tfp_cpu_to_be_64((uint64_t)parms.class_tid));
2845         if (!rc) {
2846                 BNXT_TF_DBG(ERR, "Unable to write template ID to regfile\n");
2847                 return -EINVAL;
2848         }
2849
2850         /* Protect flow creation */
2851         if (bnxt_ulp_cntxt_acquire_fdb_lock(ulp_ctx)) {
2852                 BNXT_TF_DBG(ERR, "Flow db lock acquire failed\n");
2853                 return -EINVAL;
2854         }
2855
2856         /* Allocate a Flow ID for attaching all resources for the flow to.
2857          * Once allocated, all errors have to walk the list of resources and
2858          * free each of them.
2859          */
2860         rc = ulp_flow_db_fid_alloc(ulp_ctx,
2861                                    parms.tbl_idx,
2862                                    cparms->func_id,
2863                                    &parms.fid);
2864         if (rc) {
2865                 BNXT_TF_DBG(ERR, "Unable to allocate flow table entry\n");
2866                 bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2867                 return rc;
2868         }
2869
2870         /* Process the action template list from the selected action table*/
2871         if (parms.act_tid) {
2872                 rc = ulp_mapper_action_tbls_process(&parms);
2873                 if (rc) {
2874                         BNXT_TF_DBG(ERR,
2875                                     "action tables failed creation for %d:%d\n",
2876                                     parms.dev_id, parms.act_tid);
2877                         goto flow_error;
2878                 }
2879         }
2880
2881         /* All good. Now process the class template */
2882         rc = ulp_mapper_class_tbls_process(&parms);
2883         if (rc) {
2884                 BNXT_TF_DBG(ERR, "class tables failed creation for %d:%d\n",
2885                             parms.dev_id, parms.class_tid);
2886                 goto flow_error;
2887         }
2888
2889         *flowid = parms.fid;
2890         bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2891
2892         return rc;
2893
2894 flow_error:
2895         bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2896         /* Free all resources that were allocated during flow creation */
2897         trc = ulp_mapper_flow_destroy(ulp_ctx, parms.fid,
2898                                       BNXT_ULP_REGULAR_FLOW_TABLE);
2899         if (trc)
2900                 BNXT_TF_DBG(ERR, "Failed to free all resources rc=%d\n", trc);
2901
2902         return rc;
2903 }
2904
2905 int32_t
2906 ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx)
2907 {
2908         struct bnxt_ulp_cache_tbl_params *tbl;
2909         struct bnxt_ulp_mapper_data *data;
2910         uint32_t i;
2911         struct tf *tfp;
2912         int32_t rc, csize;
2913
2914         if (!ulp_ctx)
2915                 return -EINVAL;
2916
2917         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2918         if (!tfp)
2919                 return -EINVAL;
2920
2921         data = rte_zmalloc("ulp_mapper_data",
2922                            sizeof(struct bnxt_ulp_mapper_data), 0);
2923         if (!data) {
2924                 BNXT_TF_DBG(ERR, "Failed to allocate the mapper data\n");
2925                 return -ENOMEM;
2926         }
2927
2928         if (bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, data)) {
2929                 BNXT_TF_DBG(ERR, "Failed to set mapper data in context\n");
2930                 /* Don't call deinit since the prof_func wasn't allocated. */
2931                 rte_free(data);
2932                 return -ENOMEM;
2933         }
2934
2935         /* Allocate the global resource ids */
2936         rc = ulp_mapper_glb_resource_info_init(ulp_ctx, data);
2937         if (rc) {
2938                 BNXT_TF_DBG(ERR, "Failed to initialize global resource ids\n");
2939                 goto error;
2940         }
2941
2942         /* Allocate the ulp cache tables. */
2943         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2944                 tbl = ulp_mapper_cache_tbl_params_get(i);
2945                 if (!tbl) {
2946                         BNXT_TF_DBG(ERR, "Failed to get cache table parms (%d)",
2947                                     i);
2948                         goto error;
2949                 }
2950                 if (tbl->num_entries != 0) {
2951                         csize = sizeof(struct bnxt_ulp_mapper_cache_entry) *
2952                                 tbl->num_entries;
2953                         data->cache_tbl[i] = rte_zmalloc("ulp mapper cache tbl",
2954                                                          csize, 0);
2955                         if (!data->cache_tbl[i]) {
2956                                 BNXT_TF_DBG(ERR, "Failed to allocate Cache "
2957                                             "table %d.\n", i);
2958                                 rc = -ENOMEM;
2959                                 goto error;
2960                         }
2961                 }
2962         }
2963
2964         rc = ulp_mapper_glb_template_table_init(ulp_ctx);
2965         if (rc) {
2966                 BNXT_TF_DBG(ERR, "Failed to initialize global templates\n");
2967                 goto error;
2968         }
2969
2970         return 0;
2971 error:
2972         /* Ignore the return code in favor of returning the original error. */
2973         ulp_mapper_deinit(ulp_ctx);
2974         return rc;
2975 }
2976
2977 void
2978 ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx)
2979 {
2980         struct bnxt_ulp_mapper_data *data;
2981         uint32_t i;
2982         struct tf *tfp;
2983
2984         if (!ulp_ctx) {
2985                 BNXT_TF_DBG(ERR,
2986                             "Failed to acquire ulp context, so data may "
2987                             "not be released.\n");
2988                 return;
2989         }
2990
2991         data = (struct bnxt_ulp_mapper_data *)
2992                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2993         if (!data) {
2994                 /* Go ahead and return since there is no allocated data. */
2995                 BNXT_TF_DBG(ERR, "No data appears to have been allocated.\n");
2996                 return;
2997         }
2998
2999         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
3000         if (!tfp) {
3001                 BNXT_TF_DBG(ERR, "Failed to acquire tfp.\n");
3002                 /* Free the mapper data regardless of errors. */
3003                 goto free_mapper_data;
3004         }
3005
3006         /* Free the global resource info table entries */
3007         ulp_mapper_glb_resource_info_deinit(ulp_ctx, data);
3008
3009 free_mapper_data:
3010         /* Free the ulp cache tables */
3011         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
3012                 rte_free(data->cache_tbl[i]);
3013                 data->cache_tbl[i] = NULL;
3014         }
3015
3016         rte_free(data);
3017         /* Reset the data pointer within the ulp_ctx. */
3018         bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, NULL);
3019 }