drivers/net/bnxt/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;
 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;
 786
 787         switch (fld->result_opcode) {
 788         case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
 789                 val = fld->result_operand;
 790                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 791                         BNXT_TF_DBG(ERR, "%s failed to add field\n", name);
 792                         return -EINVAL;
 793                 }
 794                 break;
 795         case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_PROP:
 796                 if (!ulp_operand_read(fld->result_operand,
 797                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 798                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 799                         return -EINVAL;
 800                 }
 801                 idx = tfp_be_to_cpu_16(idx);
 802
 803                 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 804                         BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
 805                         return -EINVAL;
 806                 }
 807                 val = &parms->act_prop->act_details[idx];
 808                 field_size = ulp_mapper_act_prop_size_get(idx);
 809                 if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
 810                         field_size  = field_size -
 811                             ((fld->field_bit_size + 7) / 8);
 812                         val += field_size;
 813                 }
 814                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 815                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 816                         return -EINVAL;
 817                 }
 818                 break;
 819         case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_BIT:
 820                 if (!ulp_operand_read(fld->result_operand,
 821                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 822                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 823                         return -EINVAL;
 824                 }
 825                 act_bit = tfp_be_to_cpu_64(act_bit);
 826                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit))
 827                         act_val = 1;
 828                 else
 829                         act_val = 0;
 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         default:
1002                 BNXT_TF_DBG(ERR, "invalid result mapper opcode 0x%x\n",
1003                             fld->result_opcode);
1004                 return -EINVAL;
1005         }
1006         return 0;
1007 }
1008
1009 /* Function to alloc action record and set the table. */
1010 static int32_t
1011 ulp_mapper_keymask_field_process(struct bnxt_ulp_mapper_parms *parms,
1012                                  enum tf_dir dir,
1013                                  struct bnxt_ulp_mapper_class_key_field_info *f,
1014                                  struct ulp_blob *blob,
1015                                  uint8_t is_key,
1016                                  const char *name)
1017 {
1018         uint64_t val64;
1019         uint16_t idx, bitlen;
1020         uint32_t opcode;
1021         uint8_t *operand;
1022         struct ulp_regfile *regfile = parms->regfile;
1023         uint8_t *val = NULL;
1024         struct bnxt_ulp_mapper_class_key_field_info *fld = f;
1025         uint32_t field_size;
1026
1027         if (is_key) {
1028                 operand = fld->spec_operand;
1029                 opcode  = fld->spec_opcode;
1030         } else {
1031                 operand = fld->mask_operand;
1032                 opcode  = fld->mask_opcode;
1033         }
1034
1035         bitlen = fld->field_bit_size;
1036
1037         switch (opcode) {
1038         case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
1039                 val = operand;
1040                 if (!ulp_blob_push(blob, val, bitlen)) {
1041                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1042                         return -EINVAL;
1043                 }
1044                 break;
1045         case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
1046                 if (ulp_blob_pad_push(blob, bitlen) < 0) {
1047                         BNXT_TF_DBG(ERR, "%s pad too large for blob\n", name);
1048                         return -EINVAL;
1049                 }
1050
1051                 break;
1052         case BNXT_ULP_MAPPER_OPC_SET_TO_HDR_FIELD:
1053                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1054                                       sizeof(uint16_t))) {
1055                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1056                         return -EINVAL;
1057                 }
1058                 idx = tfp_be_to_cpu_16(idx);
1059                 if (is_key)
1060                         val = parms->hdr_field[idx].spec;
1061                 else
1062                         val = parms->hdr_field[idx].mask;
1063
1064                 /*
1065                  * Need to account for how much data was pushed to the header
1066                  * field vs how much is to be inserted in the key/mask.
1067                  */
1068                 field_size = parms->hdr_field[idx].size;
1069                 if (bitlen < ULP_BYTE_2_BITS(field_size)) {
1070                         field_size  = field_size - ((bitlen + 7) / 8);
1071                         val += field_size;
1072                 }
1073
1074                 if (!ulp_blob_push(blob, val, bitlen)) {
1075                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1076                         return -EINVAL;
1077                 }
1078                 break;
1079         case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
1080                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1081                                       sizeof(uint16_t))) {
1082                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1083                         return -EINVAL;
1084                 }
1085                 idx = tfp_be_to_cpu_16(idx);
1086                 if (idx < BNXT_ULP_CF_IDX_LAST)
1087                         val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1088                                                bitlen);
1089                 if (!val) {
1090                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1091                         return -EINVAL;
1092                 }
1093                 break;
1094         case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
1095                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1096                                       sizeof(uint16_t))) {
1097                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1098                         return -EINVAL;
1099                 }
1100                 idx = tfp_be_to_cpu_16(idx);
1101
1102                 if (!ulp_regfile_read(regfile, idx, &val64)) {
1103                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1104                                     name, idx);
1105                         return -EINVAL;
1106                 }
1107
1108                 val = ulp_blob_push_64(blob, &val64, bitlen);
1109                 if (!val) {
1110                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1111                         return -EINVAL;
1112                 }
1113                 break;
1114         case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
1115                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1116                                       sizeof(uint16_t))) {
1117                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1118                         return -EINVAL;
1119                 }
1120                 idx = tfp_be_to_cpu_16(idx);
1121                 if (ulp_mapper_glb_resource_read(parms->mapper_data,
1122                                                  dir,
1123                                                  idx, &val64)) {
1124                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1125                                     name, idx);
1126                         return -EINVAL;
1127                 }
1128                 val = ulp_blob_push_64(blob, &val64, bitlen);
1129                 if (!val) {
1130                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1131                         return -EINVAL;
1132                 }
1133                 break;
1134         default:
1135                 BNXT_TF_DBG(ERR, "invalid keymask mapper opcode 0x%x\n",
1136                             opcode);
1137                 return -EINVAL;
1138                 break;
1139         }
1140
1141         return 0;
1142 }
1143
1144 static int32_t
1145 ulp_mapper_mark_gfid_process(struct bnxt_ulp_mapper_parms *parms,
1146                              struct bnxt_ulp_mapper_tbl_info *tbl,
1147                              uint64_t flow_id)
1148 {
1149         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1150         struct ulp_flow_db_res_params fid_parms;
1151         uint32_t mark, gfid, mark_flag;
1152         int32_t rc = 0;
1153
1154         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1155             !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1156               ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1157                                BNXT_ULP_ACTION_BIT_MARK)))
1158                 return rc; /* no need to perform gfid process */
1159
1160         /* Get the mark id details from action property */
1161         memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1162                sizeof(mark));
1163         mark = tfp_be_to_cpu_32(mark);
1164
1165         TF_GET_GFID_FROM_FLOW_ID(flow_id, gfid);
1166         mark_flag  = BNXT_ULP_MARK_GLOBAL_HW_FID;
1167         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1168                                   gfid, mark);
1169         if (rc) {
1170                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1171                 return rc;
1172         }
1173         fid_parms.direction = tbl->direction;
1174         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1175         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1176         fid_parms.resource_type = mark_flag;
1177         fid_parms.resource_hndl = gfid;
1178         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1179                                       parms->tbl_idx,
1180                                       parms->fid,
1181                                       &fid_parms);
1182         if (rc)
1183                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1184         return rc;
1185 }
1186
1187 static int32_t
1188 ulp_mapper_mark_act_ptr_process(struct bnxt_ulp_mapper_parms *parms,
1189                                 struct bnxt_ulp_mapper_tbl_info *tbl)
1190 {
1191         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1192         struct ulp_flow_db_res_params fid_parms;
1193         uint32_t act_idx, mark, mark_flag;
1194         uint64_t val64;
1195         int32_t rc = 0;
1196
1197         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1198             !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1199               ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1200                                BNXT_ULP_ACTION_BIT_MARK)))
1201                 return rc; /* no need to perform mark action process */
1202
1203         /* Get the mark id details from action property */
1204         memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1205                sizeof(mark));
1206         mark = tfp_be_to_cpu_32(mark);
1207
1208         if (!ulp_regfile_read(parms->regfile,
1209                               BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1210                               &val64)) {
1211                 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1212                 return -EINVAL;
1213         }
1214         act_idx = tfp_be_to_cpu_64(val64);
1215         mark_flag  = BNXT_ULP_MARK_LOCAL_HW_FID;
1216         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1217                                   act_idx, mark);
1218         if (rc) {
1219                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1220                 return rc;
1221         }
1222         fid_parms.direction = tbl->direction;
1223         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1224         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1225         fid_parms.resource_type = mark_flag;
1226         fid_parms.resource_hndl = act_idx;
1227         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1228                                       parms->tbl_idx,
1229                                       parms->fid,
1230                                       &fid_parms);
1231         if (rc)
1232                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1233         return rc;
1234 }
1235
1236 static int32_t
1237 ulp_mapper_mark_vfr_idx_process(struct bnxt_ulp_mapper_parms *parms,
1238                                 struct bnxt_ulp_mapper_tbl_info *tbl)
1239 {
1240         struct ulp_flow_db_res_params fid_parms;
1241         uint32_t act_idx, mark, mark_flag;
1242         uint64_t val64;
1243         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1244         int32_t rc = 0;
1245
1246         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1247             mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION)
1248                 return rc; /* no need to perform mark action process */
1249
1250         /* Get the mark id details from the computed field of dev port id */
1251         mark = ULP_COMP_FLD_IDX_RD(parms, BNXT_ULP_CF_IDX_DEV_PORT_ID);
1252
1253          /* Get the main action pointer */
1254         if (!ulp_regfile_read(parms->regfile,
1255                               BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1256                               &val64)) {
1257                 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1258                 return -EINVAL;
1259         }
1260         act_idx = tfp_be_to_cpu_64(val64);
1261
1262         /* Set the mark flag to local fid and vfr flag */
1263         mark_flag  = BNXT_ULP_MARK_LOCAL_HW_FID | BNXT_ULP_MARK_VFR_ID;
1264
1265         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1266                                   act_idx, mark);
1267         if (rc) {
1268                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1269                 return rc;
1270         }
1271         fid_parms.direction = tbl->direction;
1272         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1273         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1274         fid_parms.resource_type = mark_flag;
1275         fid_parms.resource_hndl = act_idx;
1276         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1277                                       parms->tbl_idx,
1278                                       parms->fid,
1279                                       &fid_parms);
1280         if (rc)
1281                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1282         return rc;
1283 }
1284
1285 static int32_t
1286 ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1287                             struct bnxt_ulp_mapper_tbl_info *tbl)
1288 {
1289         struct bnxt_ulp_mapper_class_key_field_info     *kflds;
1290         struct ulp_blob key, mask, data;
1291         uint32_t i, num_kflds;
1292         struct tf *tfp;
1293         int32_t rc, trc;
1294         struct tf_alloc_tcam_entry_parms aparms         = { 0 };
1295         struct tf_set_tcam_entry_parms sparms           = { 0 };
1296         struct ulp_flow_db_res_params   fid_parms       = { 0 };
1297         struct tf_free_tcam_entry_parms free_parms      = { 0 };
1298         uint32_t hit = 0;
1299         uint16_t tmplen = 0;
1300         struct ulp_blob res_blob;
1301
1302         /* Skip this if was handled by the cache. */
1303         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP) {
1304                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1305                 return 0;
1306         }
1307
1308         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1309         if (!tfp) {
1310                 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1311                 return -EINVAL;
1312         }
1313
1314         kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
1315         if (!kflds || !num_kflds) {
1316                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1317                 return -EINVAL;
1318         }
1319
1320         if (!ulp_blob_init(&key, tbl->key_bit_size,
1321                            parms->device_params->byte_order) ||
1322             !ulp_blob_init(&mask, tbl->key_bit_size,
1323                            parms->device_params->byte_order) ||
1324             !ulp_blob_init(&data, tbl->result_bit_size,
1325                            parms->device_params->byte_order)) {
1326                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1327                 return -EINVAL;
1328         }
1329
1330         /* create the key/mask */
1331         /*
1332          * NOTE: The WC table will require some kind of flag to handle the
1333          * mode bits within the key/mask
1334          */
1335         for (i = 0; i < num_kflds; i++) {
1336                 /* Setup the key */
1337                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1338                                                       &kflds[i],
1339                                                       &key, 1, "TCAM Key");
1340                 if (rc) {
1341                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1342                         return rc;
1343                 }
1344
1345                 /* Setup the mask */
1346                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1347                                                       &kflds[i],
1348                                                       &mask, 0, "TCAM Mask");
1349                 if (rc) {
1350                         BNXT_TF_DBG(ERR, "Mask field set failed.\n");
1351                         return rc;
1352                 }
1353         }
1354
1355         aparms.dir              = tbl->direction;
1356         aparms.tcam_tbl_type    = tbl->resource_type;
1357         aparms.search_enable    = tbl->srch_b4_alloc;
1358         aparms.key_sz_in_bits   = tbl->key_bit_size;
1359         aparms.key              = ulp_blob_data_get(&key, &tmplen);
1360         if (tbl->key_bit_size != tmplen) {
1361                 BNXT_TF_DBG(ERR, "Key len (%d) != Expected (%d)\n",
1362                             tmplen, tbl->key_bit_size);
1363                 return -EINVAL;
1364         }
1365
1366         aparms.mask             = ulp_blob_data_get(&mask, &tmplen);
1367         if (tbl->key_bit_size != tmplen) {
1368                 BNXT_TF_DBG(ERR, "Mask len (%d) != Expected (%d)\n",
1369                             tmplen, tbl->key_bit_size);
1370                 return -EINVAL;
1371         }
1372
1373         aparms.priority         = tbl->priority;
1374
1375         /*
1376          * All failures after this succeeds require the entry to be freed.
1377          * cannot return directly on failure, but needs to goto error
1378          */
1379         rc = tf_alloc_tcam_entry(tfp, &aparms);
1380         if (rc) {
1381                 BNXT_TF_DBG(ERR, "tcam alloc failed rc=%d.\n", rc);
1382                 return rc;
1383         }
1384
1385         hit = aparms.hit;
1386
1387         /* Build the result */
1388         if (!tbl->srch_b4_alloc || !hit) {
1389                 struct bnxt_ulp_mapper_result_field_info *dflds;
1390                 struct bnxt_ulp_mapper_ident_info *idents;
1391                 uint32_t num_dflds, num_idents;
1392                 uint32_t encap_flds = 0;
1393
1394                 /*
1395                  * Since the cache entry is responsible for allocating
1396                  * identifiers when in use, allocate the identifiers only
1397                  * during normal processing.
1398                  */
1399                 if (parms->tcam_tbl_opc ==
1400                     BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1401                         idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
1402
1403                         for (i = 0; i < num_idents; i++) {
1404                                 rc = ulp_mapper_ident_process(parms, tbl,
1405                                                               &idents[i], NULL);
1406                                 /* Already logged the error, just return */
1407                                 if (rc)
1408                                         goto error;
1409                         }
1410                 }
1411
1412                 /* Create the result data blob */
1413                 dflds = ulp_mapper_result_fields_get(tbl, &num_dflds,
1414                                                      &encap_flds);
1415                 if (!dflds || !num_dflds || encap_flds) {
1416                         BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1417                         rc = -EINVAL;
1418                         goto error;
1419                 }
1420
1421                 for (i = 0; i < num_dflds; i++) {
1422                         rc = ulp_mapper_result_field_process(parms,
1423                                                              tbl->direction,
1424                                                              &dflds[i],
1425                                                              &data,
1426                                                              "TCAM Result");
1427                         if (rc) {
1428                                 BNXT_TF_DBG(ERR, "Failed to set data fields\n");
1429                                 goto error;
1430                         }
1431                 }
1432
1433                 sparms.dir              = aparms.dir;
1434                 sparms.tcam_tbl_type    = aparms.tcam_tbl_type;
1435                 sparms.idx              = aparms.idx;
1436                 /* Already verified the key/mask lengths */
1437                 sparms.key              = ulp_blob_data_get(&key, &tmplen);
1438                 sparms.mask             = ulp_blob_data_get(&mask, &tmplen);
1439                 sparms.key_sz_in_bits   = tbl->key_bit_size;
1440                 sparms.result           = ulp_blob_data_get(&data, &tmplen);
1441
1442                 if (tbl->result_bit_size != tmplen) {
1443                         BNXT_TF_DBG(ERR, "Result len (%d) != Expected (%d)\n",
1444                                     tmplen, tbl->result_bit_size);
1445                         rc = -EINVAL;
1446                         goto error;
1447                 }
1448                 sparms.result_sz_in_bits = tbl->result_bit_size;
1449
1450                 rc = tf_set_tcam_entry(tfp, &sparms);
1451                 if (rc) {
1452                         BNXT_TF_DBG(ERR, "tcam[%d][%s][%d] write failed.\n",
1453                                     sparms.tcam_tbl_type,
1454                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
1455                                     sparms.idx);
1456                         goto error;
1457                 }
1458
1459                 /* Update cache with TCAM index if the was cache allocated. */
1460                 if (parms->tcam_tbl_opc ==
1461                     BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC) {
1462                         if (!parms->cache_ptr) {
1463                                 BNXT_TF_DBG(ERR, "Unable to update cache");
1464                                 rc = -EINVAL;
1465                                 goto error;
1466                         }
1467                         parms->cache_ptr->tcam_idx = aparms.idx;
1468                 }
1469
1470                 /* Mark action */
1471                 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1472                 if (rc)
1473                         goto error;
1474
1475         } else {
1476                 struct bnxt_ulp_mapper_ident_info *idents;
1477                 uint32_t num_idents;
1478
1479                 /*
1480                  * Extract the listed identifiers from the result field,
1481                  * no need to allocate them.
1482                  */
1483                 idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
1484                 for (i = 0; i < num_idents; i++) {
1485                         rc = ulp_mapper_ident_extract(parms, tbl,
1486                                                       &idents[i], &res_blob);
1487                         if (rc) {
1488                                 BNXT_TF_DBG(ERR,
1489                                             "Error in ident extraction\n");
1490                                 goto error;
1491                         }
1492                 }
1493         }
1494
1495         /*
1496          * Only link the entry to the flow db in the event that cache was not
1497          * used.
1498          */
1499         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1500                 fid_parms.direction = tbl->direction;
1501                 fid_parms.resource_func = tbl->resource_func;
1502                 fid_parms.resource_type = tbl->resource_type;
1503                 fid_parms.critical_resource = tbl->critical_resource;
1504                 fid_parms.resource_hndl = aparms.idx;
1505                 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1506                                               parms->tbl_idx,
1507                                               parms->fid,
1508                                               &fid_parms);
1509                 if (rc) {
1510                         BNXT_TF_DBG(ERR,
1511                                     "Failed to link resource to flow rc = %d\n",
1512                                     rc);
1513                         /* Need to free the identifier, so goto error */
1514                         goto error;
1515                 }
1516         } else {
1517                 /*
1518                  * Reset the tcam table opcode to normal in case the next tcam
1519                  * entry does not use cache.
1520                  */
1521                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1522                 parms->cache_ptr = NULL;
1523         }
1524
1525         return 0;
1526 error:
1527         parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1528         free_parms.dir                  = tbl->direction;
1529         free_parms.tcam_tbl_type        = tbl->resource_type;
1530         free_parms.idx                  = aparms.idx;
1531         trc = tf_free_tcam_entry(tfp, &free_parms);
1532         if (trc)
1533                 BNXT_TF_DBG(ERR, "Failed to free tcam[%d][%d][%d] on failure\n",
1534                             tbl->resource_type, tbl->direction, aparms.idx);
1535
1536         return rc;
1537 }
1538
1539 static int32_t
1540 ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1541                           struct bnxt_ulp_mapper_tbl_info *tbl)
1542 {
1543         struct bnxt_ulp_mapper_class_key_field_info     *kflds;
1544         struct bnxt_ulp_mapper_result_field_info *dflds;
1545         struct ulp_blob key, data;
1546         uint32_t i, num_kflds, num_dflds;
1547         uint16_t tmplen;
1548         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1549         struct ulp_flow_db_res_params   fid_parms = { 0 };
1550         struct tf_insert_em_entry_parms iparms = { 0 };
1551         struct tf_delete_em_entry_parms free_parms = { 0 };
1552         int32_t trc;
1553         enum bnxt_ulp_flow_mem_type mtype = parms->device_params->flow_mem_type;
1554         int32_t rc = 0;
1555         uint32_t encap_flds = 0;
1556
1557         kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
1558         if (!kflds || !num_kflds) {
1559                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1560                 return -EINVAL;
1561         }
1562
1563         /* Initialize the key/result blobs */
1564         if (!ulp_blob_init(&key, tbl->blob_key_bit_size,
1565                            parms->device_params->byte_order) ||
1566             !ulp_blob_init(&data, tbl->result_bit_size,
1567                            parms->device_params->byte_order)) {
1568                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1569                 return -EINVAL;
1570         }
1571
1572         /* create the key */
1573         for (i = 0; i < num_kflds; i++) {
1574                 /* Setup the key */
1575                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1576                                                       &kflds[i],
1577                                                       &key, 1, "EM Key");
1578                 if (rc) {
1579                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1580                         return rc;
1581                 }
1582         }
1583
1584         /*
1585          * TBD: Normally should process identifiers in case of using recycle or
1586          * loopback.  Not supporting recycle for now.
1587          */
1588
1589         /* Create the result data blob */
1590         dflds = ulp_mapper_result_fields_get(tbl, &num_dflds, &encap_flds);
1591         if (!dflds || !num_dflds || encap_flds) {
1592                 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1593                 return -EINVAL;
1594         }
1595
1596         for (i = 0; i < num_dflds; i++) {
1597                 struct bnxt_ulp_mapper_result_field_info *fld;
1598
1599                 fld = &dflds[i];
1600
1601                 rc = ulp_mapper_result_field_process(parms,
1602                                                      tbl->direction,
1603                                                      fld,
1604                                                      &data,
1605                                                      "EM Result");
1606                 if (rc) {
1607                         BNXT_TF_DBG(ERR, "Failed to set data fields.\n");
1608                         return rc;
1609                 }
1610         }
1611
1612         /* do the transpose for the internal EM keys */
1613         if (tbl->resource_func == BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE)
1614                 ulp_blob_perform_byte_reverse(&key);
1615
1616         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx,
1617                                              &iparms.tbl_scope_id);
1618         if (rc) {
1619                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1620                 return rc;
1621         }
1622
1623         /*
1624          * NOTE: the actual blob size will differ from the size in the tbl
1625          * entry due to the padding.
1626          */
1627         iparms.dup_check                = 0;
1628         iparms.dir                      = tbl->direction;
1629         iparms.mem                      = tbl->resource_type;
1630         iparms.key                      = ulp_blob_data_get(&key, &tmplen);
1631         iparms.key_sz_in_bits           = tbl->key_bit_size;
1632         iparms.em_record                = ulp_blob_data_get(&data, &tmplen);
1633         iparms.em_record_sz_in_bits     = tbl->result_bit_size;
1634
1635         rc = tf_insert_em_entry(tfp, &iparms);
1636         if (rc) {
1637                 BNXT_TF_DBG(ERR, "Failed to insert em entry rc=%d.\n", rc);
1638                 return rc;
1639         }
1640
1641         /* Mark action process */
1642         if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT &&
1643             tbl->resource_type == TF_MEM_EXTERNAL)
1644                 rc = ulp_mapper_mark_gfid_process(parms, tbl, iparms.flow_id);
1645         else if (mtype == BNXT_ULP_FLOW_MEM_TYPE_INT &&
1646                  tbl->resource_type == TF_MEM_INTERNAL)
1647                 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1648         if (rc) {
1649                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1650                 goto error;
1651         }
1652
1653         /* Link the EM resource to the flow in the flow db */
1654         memset(&fid_parms, 0, sizeof(fid_parms));
1655         fid_parms.direction             = tbl->direction;
1656         fid_parms.resource_func         = tbl->resource_func;
1657         fid_parms.resource_type         = tbl->resource_type;
1658         fid_parms.critical_resource     = tbl->critical_resource;
1659         fid_parms.resource_hndl         = iparms.flow_handle;
1660
1661         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1662                                       parms->tbl_idx,
1663                                       parms->fid,
1664                                       &fid_parms);
1665         if (rc) {
1666                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n",
1667                             rc);
1668                 /* Need to free the identifier, so goto error */
1669                 goto error;
1670         }
1671
1672         return 0;
1673 error:
1674         free_parms.dir          = iparms.dir;
1675         free_parms.mem          = iparms.mem;
1676         free_parms.tbl_scope_id = iparms.tbl_scope_id;
1677         free_parms.flow_handle  = iparms.flow_handle;
1678
1679         trc = tf_delete_em_entry(tfp, &free_parms);
1680         if (trc)
1681                 BNXT_TF_DBG(ERR, "Failed to delete EM entry on failed add\n");
1682
1683         return rc;
1684 }
1685
1686 static int32_t
1687 ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1688                              struct bnxt_ulp_mapper_tbl_info *tbl,
1689                              bool is_class_tbl)
1690 {
1691         struct bnxt_ulp_mapper_result_field_info *flds;
1692         struct ulp_flow_db_res_params   fid_parms;
1693         struct ulp_blob data;
1694         uint64_t idx = 0;
1695         uint16_t tmplen;
1696         uint32_t i, num_flds;
1697         int32_t rc = 0, trc = 0;
1698         struct tf_alloc_tbl_entry_parms aparms = { 0 };
1699         struct tf_set_tbl_entry_parms   sparms = { 0 };
1700         struct tf_free_tbl_entry_parms  free_parms = { 0 };
1701         uint32_t tbl_scope_id;
1702         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1703         uint16_t bit_size;
1704         uint32_t encap_flds = 0;
1705
1706         /* Get the scope id first */
1707         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx, &tbl_scope_id);
1708         if (rc) {
1709                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1710                 return rc;
1711         }
1712
1713         /* use the max size if encap is enabled */
1714         if (tbl->encap_num_fields)
1715                 bit_size = BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
1716         else
1717                 bit_size = tbl->result_bit_size;
1718
1719         /* Initialize the blob data */
1720         if (!ulp_blob_init(&data, bit_size,
1721                            parms->device_params->byte_order)) {
1722                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
1723                 return -EINVAL;
1724         }
1725
1726         /* Get the result fields list */
1727         if (is_class_tbl)
1728                 flds = ulp_mapper_result_fields_get(tbl, &num_flds,
1729                                                     &encap_flds);
1730         else
1731                 flds = ulp_mapper_act_result_fields_get(tbl, &num_flds,
1732                                                         &encap_flds);
1733
1734         if (!flds || (!num_flds && !encap_flds)) {
1735                 BNXT_TF_DBG(ERR, "template undefined for the index table\n");
1736                 return -EINVAL;
1737         }
1738
1739         /* process the result fields, loop through them */
1740         for (i = 0; i < (num_flds + encap_flds); i++) {
1741                 /* set the swap index if encap swap bit is enabled */
1742                 if (parms->device_params->encap_byte_swap && encap_flds &&
1743                     (i == num_flds))
1744                         ulp_blob_encap_swap_idx_set(&data);
1745
1746                 /* Process the result fields */
1747                 rc = ulp_mapper_result_field_process(parms,
1748                                                      tbl->direction,
1749                                                      &flds[i],
1750                                                      &data,
1751                                                      "Indexed Result");
1752                 if (rc) {
1753                         BNXT_TF_DBG(ERR, "data field failed\n");
1754                         return rc;
1755                 }
1756         }
1757
1758         /* if encap bit swap is enabled perform the bit swap */
1759         if (parms->device_params->encap_byte_swap && encap_flds) {
1760                 ulp_blob_perform_encap_swap(&data);
1761         }
1762
1763         /*
1764          * Check for index opcode, if it is Global then
1765          * no need to allocate the table, just set the table
1766          * and exit since it is not maintained in the flow db.
1767          */
1768         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_GLOBAL) {
1769                 /* get the index from index operand */
1770                 if (tbl->index_operand < BNXT_ULP_GLB_REGFILE_INDEX_LAST &&
1771                     ulp_mapper_glb_resource_read(parms->mapper_data,
1772                                                  tbl->direction,
1773                                                  tbl->index_operand,
1774                                                  &idx)) {
1775                         BNXT_TF_DBG(ERR, "Glbl regfile[%d] read failed.\n",
1776                                     tbl->index_operand);
1777                         return -EINVAL;
1778                 }
1779                 /* set the Tf index table */
1780                 sparms.dir              = tbl->direction;
1781                 sparms.type             = tbl->resource_type;
1782                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
1783                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1784                 sparms.idx              = tfp_be_to_cpu_64(idx);
1785                 sparms.tbl_scope_id     = tbl_scope_id;
1786
1787                 rc = tf_set_tbl_entry(tfp, &sparms);
1788                 if (rc) {
1789                         BNXT_TF_DBG(ERR,
1790                                     "Glbl Set table[%d][%s][%d] failed rc=%d\n",
1791                                     sparms.type,
1792                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
1793                                     sparms.idx,
1794                                     rc);
1795                         return rc;
1796                 }
1797                 return 0; /* success */
1798         }
1799
1800         /* Perform the tf table allocation by filling the alloc params */
1801         aparms.dir              = tbl->direction;
1802         aparms.type             = tbl->resource_type;
1803         aparms.search_enable    = tbl->srch_b4_alloc;
1804         aparms.result           = ulp_blob_data_get(&data, &tmplen);
1805         aparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1806         aparms.tbl_scope_id     = tbl_scope_id;
1807
1808         /* All failures after the alloc succeeds require a free */
1809         rc = tf_alloc_tbl_entry(tfp, &aparms);
1810         if (rc) {
1811                 BNXT_TF_DBG(ERR, "Alloc table[%d][%s] failed rc=%d\n",
1812                             aparms.type,
1813                             (aparms.dir == TF_DIR_RX) ? "RX" : "TX",
1814                             rc);
1815                 return rc;
1816         }
1817
1818         /*
1819          * calculate the idx for the result record, for external EM the offset
1820          * needs to be shifted accordingly. If external non-inline table types
1821          * are used then need to revisit this logic.
1822          */
1823         if (aparms.type == TF_TBL_TYPE_EXT)
1824                 idx = TF_ACT_REC_OFFSET_2_PTR(aparms.idx);
1825         else
1826                 idx = aparms.idx;
1827
1828         /* Always storing values in Regfile in BE */
1829         idx = tfp_cpu_to_be_64(idx);
1830         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_ALLOCATE) {
1831                 rc = ulp_regfile_write(parms->regfile, tbl->index_operand, idx);
1832                 if (!rc) {
1833                         BNXT_TF_DBG(ERR, "Write regfile[%d] failed\n",
1834                                     tbl->index_operand);
1835                         goto error;
1836                 }
1837         }
1838
1839         /* Perform the tf table set by filling the set params */
1840         if (!tbl->srch_b4_alloc || !aparms.hit) {
1841                 sparms.dir              = tbl->direction;
1842                 sparms.type             = tbl->resource_type;
1843                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
1844                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1845                 sparms.idx              = aparms.idx;
1846                 sparms.tbl_scope_id     = tbl_scope_id;
1847
1848                 rc = tf_set_tbl_entry(tfp, &sparms);
1849                 if (rc) {
1850                         BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
1851                                     sparms.type,
1852                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
1853                                     sparms.idx,
1854                                     rc);
1855                         goto error;
1856                 }
1857         }
1858
1859         /* Link the resource to the flow in the flow db */
1860         memset(&fid_parms, 0, sizeof(fid_parms));
1861         fid_parms.direction     = tbl->direction;
1862         fid_parms.resource_func = tbl->resource_func;
1863         fid_parms.resource_type = tbl->resource_type;
1864         fid_parms.resource_sub_type = tbl->resource_sub_type;
1865         fid_parms.resource_hndl = aparms.idx;
1866         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1867
1868         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1869                                       parms->tbl_idx,
1870                                       parms->fid,
1871                                       &fid_parms);
1872         if (rc) {
1873                 BNXT_TF_DBG(ERR, "Failed to link resource to flow rc = %d\n",
1874                             rc);
1875                 goto error;
1876         }
1877
1878         /* Perform the VF rep action */
1879         rc = ulp_mapper_mark_vfr_idx_process(parms, tbl);
1880         if (rc) {
1881                 BNXT_TF_DBG(ERR, "Failed to add vfr mark rc = %d\n", rc);
1882                 goto error;
1883         }
1884         return rc;
1885 error:
1886         /*
1887          * Free the allocated resource since we failed to either
1888          * write to the entry or link the flow
1889          */
1890         free_parms.dir  = tbl->direction;
1891         free_parms.type = tbl->resource_type;
1892         free_parms.idx  = aparms.idx;
1893         free_parms.tbl_scope_id = tbl_scope_id;
1894
1895         trc = tf_free_tbl_entry(tfp, &free_parms);
1896         if (trc)
1897                 BNXT_TF_DBG(ERR, "Failed to free tbl entry on failure\n");
1898
1899         return rc;
1900 }
1901
1902 static int32_t
1903 ulp_mapper_cache_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1904                              struct bnxt_ulp_mapper_tbl_info *tbl)
1905 {
1906         struct bnxt_ulp_mapper_class_key_field_info *kflds;
1907         struct bnxt_ulp_mapper_cache_entry *cache_entry;
1908         struct bnxt_ulp_mapper_ident_info *idents;
1909         uint32_t i, num_kflds = 0, num_idents = 0;
1910         struct ulp_flow_db_res_params fid_parms;
1911         struct tf_free_identifier_parms fparms;
1912         uint16_t tmplen, tmp_ident;
1913         struct ulp_blob key;
1914         uint8_t *cache_key;
1915         uint64_t regval;
1916         uint16_t *ckey;
1917         int32_t rc;
1918
1919         /* Get the key fields list and build the key. */
1920         kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
1921         if (!kflds || !num_kflds) {
1922                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1923                 return -EINVAL;
1924         }
1925         if (!ulp_blob_init(&key, tbl->key_bit_size,
1926                            parms->device_params->byte_order)) {
1927                 BNXT_TF_DBG(ERR, "Failed to alloc blob\n");
1928                 return -EINVAL;
1929         }
1930         for (i = 0; i < num_kflds; i++) {
1931                 /* Setup the key */
1932                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1933                                                       &kflds[i],
1934                                                       &key, 1, "Cache Key");
1935                 if (rc) {
1936                         BNXT_TF_DBG(ERR,
1937                                     "Failed to create key for Cache rc=%d\n",
1938                                     rc);
1939                         return -EINVAL;
1940                 }
1941         }
1942
1943         /*
1944          * Perform the lookup in the cache table with constructed key.  The
1945          * cache_key is a byte array of tmplen, it needs to be converted to a
1946          * index for the cache table.
1947          */
1948         cache_key = ulp_blob_data_get(&key, &tmplen);
1949         ckey = (uint16_t *)cache_key;
1950
1951         /*
1952          * The id computed based on resource sub type and direction where
1953          * dir is the bit0 and rest of the bits come from resource
1954          * sub type.
1955          */
1956         cache_entry = ulp_mapper_cache_entry_get(parms->ulp_ctx,
1957                                                  (tbl->resource_sub_type << 1 |
1958                                                  (tbl->direction & 0x1)),
1959                                                  *ckey);
1960
1961         /*
1962          * Get the identifier list for processing by both the hit and miss
1963          * processing.
1964          */
1965         idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
1966
1967         if (!cache_entry->ref_count) {
1968                 /* Initialize the cache entry */
1969                 cache_entry->tcam_idx = 0;
1970                 cache_entry->ref_count = 0;
1971                 for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++)
1972                         cache_entry->idents[i] = ULP_IDENTS_INVALID;
1973
1974                 /* Need to allocate identifiers for storing in the cache. */
1975                 for (i = 0; i < num_idents; i++) {
1976                         /*
1977                          * Since we are using the cache, the identifier does not
1978                          * get added to the flow db.  Pass in the pointer to the
1979                          * tmp_ident.
1980                          */
1981                         rc = ulp_mapper_ident_process(parms, tbl,
1982                                                       &idents[i], &tmp_ident);
1983                         if (rc)
1984                                 goto error;
1985
1986                         cache_entry->ident_types[i] = idents[i].ident_type;
1987                         cache_entry->idents[i] = tmp_ident;
1988                 }
1989
1990                 /* Tell the TCAM processor to alloc an entry */
1991                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC;
1992                 /* Store the cache key for use by the tcam process code */
1993                 parms->cache_ptr = cache_entry;
1994         } else {
1995                 /* Cache hit, get values from result. */
1996                 for (i = 0; i < num_idents; i++) {
1997                         regval = (uint64_t)cache_entry->idents[i];
1998                         if (!ulp_regfile_write(parms->regfile,
1999                                                idents[i].regfile_idx,
2000                                                tfp_cpu_to_be_64(regval))) {
2001                                 BNXT_TF_DBG(ERR,
2002                                             "Failed to write to regfile\n");
2003                                 return -EINVAL;
2004                         }
2005                 }
2006                 /*
2007                  * The cached entry is being used, so let the tcam processing
2008                  * know not to process this table.
2009                  */
2010                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP;
2011         }
2012
2013         /* Made through the cache processing, increment the reference count. */
2014         cache_entry->ref_count++;
2015
2016         /* Link the cache to the flow db. */
2017         memset(&fid_parms, 0, sizeof(fid_parms));
2018         fid_parms.direction = tbl->direction;
2019         fid_parms.resource_func = tbl->resource_func;
2020
2021         /*
2022          * Cache resource type is composed of table_type, resource
2023          * sub type and direction, it needs to set appropriately via setter.
2024          */
2025         ulp_mapper_cache_res_type_set(&fid_parms,
2026                                       tbl->resource_type,
2027                                       (tbl->resource_sub_type << 1 |
2028                                        (tbl->direction & 0x1)));
2029         fid_parms.resource_hndl = (uint64_t)*ckey;
2030         fid_parms.critical_resource = tbl->critical_resource;
2031         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2032                                       parms->tbl_idx,
2033                                       parms->fid,
2034                                       &fid_parms);
2035         if (rc)
2036                 BNXT_TF_DBG(ERR, "Failed to add cache to flow db.\n");
2037
2038         return rc;
2039 error:
2040         /*
2041          * This error handling only gets called when the idents are being
2042          * allocated for the cache on misses.  Using the num_idents that was
2043          * previously set.
2044          */
2045         for (i = 0; i < num_idents; i++) {
2046                 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
2047                         continue;
2048
2049                 fparms.dir = tbl->direction;
2050                 fparms.ident_type = idents[i].ident_type;
2051                 fparms.id = cache_entry->idents[i];
2052                 tf_free_identifier(parms->tfp, &fparms);
2053         }
2054
2055         return rc;
2056 }
2057
2058 static int32_t
2059 ulp_mapper_if_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2060                           struct bnxt_ulp_mapper_tbl_info *tbl)
2061 {
2062         struct bnxt_ulp_mapper_result_field_info *flds;
2063         struct ulp_blob data;
2064         uint64_t idx;
2065         uint16_t tmplen;
2066         uint32_t i, num_flds;
2067         int32_t rc = 0;
2068         struct tf_set_if_tbl_entry_parms iftbl_params = { 0 };
2069         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
2070         uint32_t encap_flds;
2071
2072         /* Initialize the blob data */
2073         if (!ulp_blob_init(&data, tbl->result_bit_size,
2074                            parms->device_params->byte_order)) {
2075                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
2076                 return -EINVAL;
2077         }
2078
2079         /* Get the result fields list */
2080         flds = ulp_mapper_result_fields_get(tbl, &num_flds, &encap_flds);
2081
2082         if (!flds || !num_flds || encap_flds) {
2083                 BNXT_TF_DBG(ERR, "template undefined for the IF table\n");
2084                 return -EINVAL;
2085         }
2086
2087         /* process the result fields, loop through them */
2088         for (i = 0; i < num_flds; i++) {
2089                 /* Process the result fields */
2090                 rc = ulp_mapper_result_field_process(parms,
2091                                                      tbl->direction,
2092                                                      &flds[i],
2093                                                      &data,
2094                                                      "IFtable Result");
2095                 if (rc) {
2096                         BNXT_TF_DBG(ERR, "data field failed\n");
2097                         return rc;
2098                 }
2099         }
2100
2101         /* Get the index details from computed field */
2102         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_COMP_FIELD) {
2103                 idx = ULP_COMP_FLD_IDX_RD(parms, tbl->index_operand);
2104         } else if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_CONSTANT) {
2105                 idx = tbl->index_operand;
2106         } else {
2107                 BNXT_TF_DBG(ERR, "Invalid tbl index opcode\n");
2108                 return -EINVAL;
2109         }
2110
2111         /* Perform the tf table set by filling the set params */
2112         iftbl_params.dir = tbl->direction;
2113         iftbl_params.type = tbl->resource_type;
2114         iftbl_params.data = ulp_blob_data_get(&data, &tmplen);
2115         iftbl_params.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2116         iftbl_params.idx = idx;
2117
2118         rc = tf_set_if_tbl_entry(tfp, &iftbl_params);
2119         if (rc) {
2120                 BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2121                             iftbl_params.type,
2122                             (iftbl_params.dir == TF_DIR_RX) ? "RX" : "TX",
2123                             iftbl_params.idx,
2124                             rc);
2125                 return rc;
2126         }
2127
2128         /*
2129          * TBD: Need to look at the need to store idx in flow db for restore
2130          * the table to its original state on deletion of this entry.
2131          */
2132         return rc;
2133 }
2134
2135 static int32_t
2136 ulp_mapper_glb_resource_info_init(struct bnxt_ulp_context *ulp_ctx,
2137                                   struct bnxt_ulp_mapper_data *mapper_data)
2138 {
2139         struct bnxt_ulp_glb_resource_info *glb_res;
2140         uint32_t num_glb_res_ids, idx;
2141         int32_t rc = 0;
2142
2143         glb_res = ulp_mapper_glb_resource_info_list_get(&num_glb_res_ids);
2144         if (!glb_res || !num_glb_res_ids) {
2145                 BNXT_TF_DBG(ERR, "Invalid Arguments\n");
2146                 return -EINVAL;
2147         }
2148
2149         /* Iterate the global resources and process each one */
2150         for (idx = 0; idx < num_glb_res_ids; idx++) {
2151                 switch (glb_res[idx].resource_func) {
2152                 case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2153                         rc = ulp_mapper_resource_ident_allocate(ulp_ctx,
2154                                                                 mapper_data,
2155                                                                 &glb_res[idx]);
2156                         break;
2157                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2158                         rc = ulp_mapper_resource_index_tbl_alloc(ulp_ctx,
2159                                                                  mapper_data,
2160                                                                  &glb_res[idx]);
2161                         break;
2162                 default:
2163                         BNXT_TF_DBG(ERR, "Global resource %x not supported\n",
2164                                     glb_res[idx].resource_func);
2165                         rc = -EINVAL;
2166                         break;
2167                 }
2168                 if (rc)
2169                         return rc;
2170         }
2171         return rc;
2172 }
2173
2174 /*
2175  * Function to process the conditional opcode of the mapper table.
2176  * returns 1 to skip the table.
2177  * return 0 to continue processing the table.
2178  */
2179 static int32_t
2180 ulp_mapper_tbl_cond_opcode_process(struct bnxt_ulp_mapper_parms *parms,
2181                                    struct bnxt_ulp_mapper_tbl_info *tbl)
2182 {
2183         int32_t rc = 1;
2184
2185         switch (tbl->cond_opcode) {
2186         case BNXT_ULP_COND_OPCODE_NOP:
2187                 rc = 0;
2188                 break;
2189         case BNXT_ULP_COND_OPCODE_COMP_FIELD_IS_SET:
2190                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2191                     ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2192                         rc = 0;
2193                 break;
2194         case BNXT_ULP_COND_OPCODE_ACTION_BIT_IS_SET:
2195                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2196                                      tbl->cond_operand))
2197                         rc = 0;
2198                 break;
2199         case BNXT_ULP_COND_OPCODE_HDR_BIT_IS_SET:
2200                 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2201                                      tbl->cond_operand))
2202                         rc = 0;
2203                 break;
2204         case BNXT_ULP_COND_OPCODE_COMP_FIELD_NOT_SET:
2205                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2206                     !ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2207                         rc = 0;
2208                 break;
2209         case BNXT_ULP_COND_OPCODE_ACTION_BIT_NOT_SET:
2210                 if (!ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2211                                       tbl->cond_operand))
2212                         rc = 0;
2213                 break;
2214         case BNXT_ULP_COND_OPCODE_HDR_BIT_NOT_SET:
2215                 if (!ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2216                                       tbl->cond_operand))
2217                         rc = 0;
2218                 break;
2219         default:
2220                 BNXT_TF_DBG(ERR,
2221                             "Invalid arg in mapper tbl for cond opcode\n");
2222                 break;
2223         }
2224         return rc;
2225 }
2226
2227 /*
2228  * Function to process the action template. Iterate through the list
2229  * action info templates and process it.
2230  */
2231 static int32_t
2232 ulp_mapper_action_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2233 {
2234         uint32_t        i;
2235         int32_t         rc = 0;
2236         struct bnxt_ulp_mapper_tbl_info *tbl;
2237
2238         if (!parms->atbls || !parms->num_atbls) {
2239                 BNXT_TF_DBG(ERR, "No action tables for template[%d][%d].\n",
2240                             parms->dev_id, parms->act_tid);
2241                 return -EINVAL;
2242         }
2243
2244         for (i = 0; i < parms->num_atbls; i++) {
2245                 tbl = &parms->atbls[i];
2246                 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2247                         continue;
2248
2249                 switch (tbl->resource_func) {
2250                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2251                         rc = ulp_mapper_index_tbl_process(parms, tbl, false);
2252                         if (rc) {
2253                                 BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2254                                             tbl->resource_func);
2255                                 return rc;
2256                         }
2257                         break;
2258                 default:
2259                         BNXT_TF_DBG(ERR, "Unexpected action resource %d\n",
2260                                     tbl->resource_func);
2261                         return -EINVAL;
2262                 }
2263         }
2264
2265         return rc;
2266 }
2267
2268 /* Create the classifier table entries for a flow. */
2269 static int32_t
2270 ulp_mapper_class_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2271 {
2272         uint32_t        i;
2273         int32_t         rc = 0;
2274
2275         if (!parms)
2276                 return -EINVAL;
2277
2278         if (!parms->ctbls || !parms->num_ctbls) {
2279                 BNXT_TF_DBG(ERR, "No class tables for template[%d][%d].\n",
2280                             parms->dev_id, parms->class_tid);
2281                 return -EINVAL;
2282         }
2283
2284         for (i = 0; i < parms->num_ctbls; i++) {
2285                 struct bnxt_ulp_mapper_tbl_info *tbl = &parms->ctbls[i];
2286
2287                 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2288                         continue;
2289
2290                 switch (tbl->resource_func) {
2291                 case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2292                         rc = ulp_mapper_tcam_tbl_process(parms, tbl);
2293                         break;
2294                 case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2295                 case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2296                         rc = ulp_mapper_em_tbl_process(parms, tbl);
2297                         break;
2298                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2299                         rc = ulp_mapper_index_tbl_process(parms, tbl, true);
2300                         break;
2301                 case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2302                         rc = ulp_mapper_cache_tbl_process(parms, tbl);
2303                         break;
2304                 case BNXT_ULP_RESOURCE_FUNC_IF_TABLE:
2305                         rc = ulp_mapper_if_tbl_process(parms, tbl);
2306                         break;
2307                 default:
2308                         BNXT_TF_DBG(ERR, "Unexpected class resource %d\n",
2309                                     tbl->resource_func);
2310                         return -EINVAL;
2311                 }
2312
2313                 if (rc) {
2314                         BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2315                                     tbl->resource_func);
2316                         return rc;
2317                 }
2318         }
2319
2320         return rc;
2321 }
2322
2323 static int32_t
2324 ulp_mapper_resource_free(struct bnxt_ulp_context *ulp,
2325                          struct ulp_flow_db_res_params *res)
2326 {
2327         struct tf *tfp;
2328         int32_t rc = 0;
2329
2330         if (!res || !ulp) {
2331                 BNXT_TF_DBG(ERR, "Unable to free resource\n ");
2332                 return -EINVAL;
2333         }
2334
2335         tfp = bnxt_ulp_cntxt_tfp_get(ulp);
2336         if (!tfp) {
2337                 BNXT_TF_DBG(ERR, "Unable to free resource failed to get tfp\n");
2338                 return -EINVAL;
2339         }
2340
2341         switch (res->resource_func) {
2342         case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2343                 rc = ulp_mapper_cache_entry_free(ulp, tfp, res);
2344                 break;
2345         case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2346                 rc = ulp_mapper_tcam_entry_free(ulp, tfp, res);
2347                 break;
2348         case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2349         case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2350                 rc = ulp_mapper_em_entry_free(ulp, tfp, res);
2351                 break;
2352         case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2353                 rc = ulp_mapper_index_entry_free(ulp, tfp, res);
2354                 break;
2355         case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2356                 rc = ulp_mapper_ident_free(ulp, tfp, res);
2357                 break;
2358         case BNXT_ULP_RESOURCE_FUNC_HW_FID:
2359                 rc = ulp_mapper_mark_free(ulp, res);
2360                 break;
2361         default:
2362                 break;
2363         }
2364
2365         return rc;
2366 }
2367
2368 int32_t
2369 ulp_mapper_resources_free(struct bnxt_ulp_context       *ulp_ctx,
2370                           uint32_t fid,
2371                           enum bnxt_ulp_flow_db_tables  tbl_type)
2372 {
2373         struct ulp_flow_db_res_params   res_parms = { 0 };
2374         int32_t                         rc, trc;
2375
2376         if (!ulp_ctx) {
2377                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2378                 return -EINVAL;
2379         }
2380
2381         /*
2382          * Set the critical resource on the first resource del, then iterate
2383          * while status is good
2384          */
2385         res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_YES;
2386         rc = ulp_flow_db_resource_del(ulp_ctx, tbl_type, fid, &res_parms);
2387
2388         if (rc) {
2389                 /*
2390                  * This is unexpected on the first call to resource del.
2391                  * It likely means that the flow did not exist in the flow db.
2392                  */
2393                 BNXT_TF_DBG(ERR, "Flow[%d][0x%08x] failed to free (rc=%d)\n",
2394                             tbl_type, fid, rc);
2395                 return rc;
2396         }
2397
2398         while (!rc) {
2399                 trc = ulp_mapper_resource_free(ulp_ctx, &res_parms);
2400                 if (trc)
2401                         /*
2402                          * On fail, we still need to attempt to free the
2403                          * remaining resources.  Don't return
2404                          */
2405                         BNXT_TF_DBG(ERR,
2406                                     "Flow[%d][0x%x] Res[%d][0x%016" PRIx64
2407                                     "] failed rc=%d.\n",
2408                                     tbl_type, fid, res_parms.resource_func,
2409                                     res_parms.resource_hndl, trc);
2410
2411                 /* All subsequent call require the non-critical_resource */
2412                 res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2413
2414                 rc = ulp_flow_db_resource_del(ulp_ctx,
2415                                               tbl_type,
2416                                               fid,
2417                                               &res_parms);
2418         }
2419
2420         /* Free the Flow ID since we've removed all resources */
2421         rc = ulp_flow_db_fid_free(ulp_ctx, tbl_type, fid);
2422
2423         return rc;
2424 }
2425
2426 static void
2427 ulp_mapper_glb_resource_info_deinit(struct bnxt_ulp_context *ulp_ctx,
2428                                     struct bnxt_ulp_mapper_data *mapper_data)
2429 {
2430         struct bnxt_ulp_mapper_glb_resource_entry *ent;
2431         struct ulp_flow_db_res_params res;
2432         uint32_t dir, idx;
2433
2434         /* Iterate the global resources and process each one */
2435         for (dir = TF_DIR_RX; dir < TF_DIR_MAX; dir++) {
2436                 for (idx = 0; idx < BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
2437                       idx++) {
2438                         ent = &mapper_data->glb_res_tbl[dir][idx];
2439                         if (ent->resource_func ==
2440                             BNXT_ULP_RESOURCE_FUNC_INVALID)
2441                                 continue;
2442                         memset(&res, 0, sizeof(struct ulp_flow_db_res_params));
2443                         res.resource_func = ent->resource_func;
2444                         res.direction = dir;
2445                         res.resource_type = ent->resource_type;
2446                         /*convert it from BE to cpu */
2447                         res.resource_hndl =
2448                                 tfp_be_to_cpu_64(ent->resource_hndl);
2449                         ulp_mapper_resource_free(ulp_ctx, &res);
2450                 }
2451         }
2452 }
2453
2454 int32_t
2455 ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx, uint32_t fid,
2456                         enum bnxt_ulp_flow_db_tables flow_tbl_type)
2457 {
2458         if (!ulp_ctx) {
2459                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2460                 return -EINVAL;
2461         }
2462
2463         return ulp_mapper_resources_free(ulp_ctx, fid, flow_tbl_type);
2464 }
2465
2466 /* Function to handle the default global templates that are allocated during
2467  * the startup and reused later.
2468  */
2469 static int32_t
2470 ulp_mapper_glb_template_table_init(struct bnxt_ulp_context *ulp_ctx)
2471 {
2472         uint32_t *glbl_tmpl_list;
2473         uint32_t num_glb_tmpls, idx, dev_id;
2474         struct bnxt_ulp_mapper_parms parms;
2475         struct bnxt_ulp_mapper_data *mapper_data;
2476         int32_t rc = 0;
2477
2478         glbl_tmpl_list = ulp_mapper_glb_template_table_get(&num_glb_tmpls);
2479         if (!glbl_tmpl_list || !num_glb_tmpls)
2480                 return rc; /* No global templates to process */
2481
2482         /* Get the device id from the ulp context */
2483         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &dev_id)) {
2484                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2485                 return -EINVAL;
2486         }
2487
2488         mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2489         if (!mapper_data) {
2490                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2491                 return -EINVAL;
2492         }
2493
2494         /* Iterate the global resources and process each one */
2495         for (idx = 0; idx < num_glb_tmpls; idx++) {
2496                 /* Initialize the parms structure */
2497                 memset(&parms, 0, sizeof(parms));
2498                 parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2499                 parms.ulp_ctx = ulp_ctx;
2500                 parms.dev_id = dev_id;
2501                 parms.mapper_data = mapper_data;
2502
2503                 /* Get the class table entry from dev id and class id */
2504                 parms.class_tid = glbl_tmpl_list[idx];
2505                 parms.ctbls = ulp_mapper_class_tbl_list_get(parms.dev_id,
2506                                                             parms.class_tid,
2507                                                             &parms.num_ctbls,
2508                                                             &parms.tbl_idx);
2509                 if (!parms.ctbls || !parms.num_ctbls) {
2510                         BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2511                                     parms.dev_id, parms.class_tid);
2512                         return -EINVAL;
2513                 }
2514                 parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2515                 if (!parms.device_params) {
2516                         BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2517                                     parms.dev_id, parms.class_tid);
2518                         return -EINVAL;
2519                 }
2520                 rc = ulp_mapper_class_tbls_process(&parms);
2521                 if (rc) {
2522                         BNXT_TF_DBG(ERR,
2523                                     "class tables failed creation for %d:%d\n",
2524                                     parms.dev_id, parms.class_tid);
2525                         return rc;
2526                 }
2527         }
2528         return rc;
2529 }
2530
2531 /* Function to handle the mapping of the Flow to be compatible
2532  * with the underlying hardware.
2533  */
2534 int32_t
2535 ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx,
2536                        struct bnxt_ulp_mapper_create_parms *cparms,
2537                        uint32_t *flowid)
2538 {
2539         struct bnxt_ulp_mapper_parms parms;
2540         struct ulp_regfile regfile;
2541         int32_t  rc, trc;
2542
2543         if (!ulp_ctx || !cparms)
2544                 return -EINVAL;
2545
2546         /* Initialize the parms structure */
2547         memset(&parms, 0, sizeof(parms));
2548         parms.act_prop = cparms->act_prop;
2549         parms.act_bitmap = cparms->act;
2550         parms.hdr_bitmap = cparms->hdr_bitmap;
2551         parms.regfile = &regfile;
2552         parms.hdr_field = cparms->hdr_field;
2553         parms.comp_fld = cparms->comp_fld;
2554         parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2555         parms.ulp_ctx = ulp_ctx;
2556         parms.tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
2557
2558         /* Get the device id from the ulp context */
2559         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &parms.dev_id)) {
2560                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2561                 return -EINVAL;
2562         }
2563
2564         /*
2565          * Get the mapper data for dynamic mapper data such as default
2566          * ids.
2567          */
2568         parms.mapper_data = (struct bnxt_ulp_mapper_data *)
2569                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2570         if (!parms.mapper_data) {
2571                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2572                 return -EINVAL;
2573         }
2574
2575         /* Get the action table entry from device id and act context id */
2576         parms.act_tid = cparms->act_tid;
2577
2578         /*
2579          * Perform the action table get only if act template is not zero
2580          * for act template zero like for default rules ignore the action
2581          * table processing.
2582          */
2583         if (parms.act_tid) {
2584                 parms.atbls = ulp_mapper_action_tbl_list_get(parms.dev_id,
2585                                                              parms.act_tid,
2586                                                              &parms.num_atbls);
2587                 if (!parms.atbls || !parms.num_atbls) {
2588                         BNXT_TF_DBG(ERR, "No action tables for %d:%d\n",
2589                                     parms.dev_id, parms.act_tid);
2590                         return -EINVAL;
2591                 }
2592         }
2593
2594         /* Get the class table entry from device id and act context id */
2595         parms.class_tid = cparms->class_tid;
2596         parms.ctbls = ulp_mapper_class_tbl_list_get(parms.dev_id,
2597                                                     parms.class_tid,
2598                                                     &parms.num_ctbls,
2599                                                     &parms.tbl_idx);
2600         if (!parms.ctbls || !parms.num_ctbls) {
2601                 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2602                             parms.dev_id, parms.class_tid);
2603                 return -EINVAL;
2604         }
2605
2606         /* Get the device params, it will be used in later processing */
2607         parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2608         if (!parms.device_params) {
2609                 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2610                             parms.dev_id, parms.class_tid);
2611                 return -EINVAL;
2612         }
2613
2614         /* initialize the registry file for further processing */
2615         if (!ulp_regfile_init(parms.regfile)) {
2616                 BNXT_TF_DBG(ERR, "regfile initialization failed.\n");
2617                 return -EINVAL;
2618         }
2619
2620         rc = ulp_regfile_write(parms.regfile,
2621                                BNXT_ULP_REGFILE_INDEX_CLASS_TID,
2622                                tfp_cpu_to_be_64((uint64_t)parms.class_tid));
2623         if (!rc) {
2624                 BNXT_TF_DBG(ERR, "Unable to write template ID to regfile\n");
2625                 return -EINVAL;
2626         }
2627
2628         /* Allocate a Flow ID for attaching all resources for the flow to.
2629          * Once allocated, all errors have to walk the list of resources and
2630          * free each of them.
2631          */
2632         rc = ulp_flow_db_fid_alloc(ulp_ctx,
2633                                    parms.tbl_idx,
2634                                    cparms->func_id,
2635                                    &parms.fid);
2636         if (rc) {
2637                 BNXT_TF_DBG(ERR, "Unable to allocate flow table entry\n");
2638                 return rc;
2639         }
2640
2641         /* Process the action template list from the selected action table*/
2642         if (parms.act_tid) {
2643                 rc = ulp_mapper_action_tbls_process(&parms);
2644                 if (rc) {
2645                         BNXT_TF_DBG(ERR,
2646                                     "action tables failed creation for %d:%d\n",
2647                                     parms.dev_id, parms.act_tid);
2648                         goto flow_error;
2649                 }
2650         }
2651
2652         /* All good. Now process the class template */
2653         rc = ulp_mapper_class_tbls_process(&parms);
2654         if (rc) {
2655                 BNXT_TF_DBG(ERR, "class tables failed creation for %d:%d\n",
2656                             parms.dev_id, parms.class_tid);
2657                 goto flow_error;
2658         }
2659
2660         *flowid = parms.fid;
2661
2662         return rc;
2663
2664 flow_error:
2665         /* Free all resources that were allocated during flow creation */
2666         trc = ulp_mapper_flow_destroy(ulp_ctx, parms.fid,
2667                                       BNXT_ULP_REGULAR_FLOW_TABLE);
2668         if (trc)
2669                 BNXT_TF_DBG(ERR, "Failed to free all resources rc=%d\n", trc);
2670
2671         return rc;
2672 }
2673
2674 int32_t
2675 ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx)
2676 {
2677         struct bnxt_ulp_cache_tbl_params *tbl;
2678         struct bnxt_ulp_mapper_data *data;
2679         uint32_t i;
2680         struct tf *tfp;
2681         int32_t rc, csize;
2682
2683         if (!ulp_ctx)
2684                 return -EINVAL;
2685
2686         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2687         if (!tfp)
2688                 return -EINVAL;
2689
2690         data = rte_zmalloc("ulp_mapper_data",
2691                            sizeof(struct bnxt_ulp_mapper_data), 0);
2692         if (!data) {
2693                 BNXT_TF_DBG(ERR, "Failed to allocate the mapper data\n");
2694                 return -ENOMEM;
2695         }
2696
2697         if (bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, data)) {
2698                 BNXT_TF_DBG(ERR, "Failed to set mapper data in context\n");
2699                 /* Don't call deinit since the prof_func wasn't allocated. */
2700                 rte_free(data);
2701                 return -ENOMEM;
2702         }
2703
2704         /* Allocate the global resource ids */
2705         rc = ulp_mapper_glb_resource_info_init(ulp_ctx, data);
2706         if (rc) {
2707                 BNXT_TF_DBG(ERR, "Failed to initialize global resource ids\n");
2708                 goto error;
2709         }
2710
2711         /* Allocate the ulp cache tables. */
2712         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2713                 tbl = ulp_mapper_cache_tbl_params_get(i);
2714                 if (!tbl) {
2715                         BNXT_TF_DBG(ERR, "Failed to get cache table parms (%d)",
2716                                     i);
2717                         goto error;
2718                 }
2719                 if (tbl->num_entries != 0) {
2720                         csize = sizeof(struct bnxt_ulp_mapper_cache_entry) *
2721                                 tbl->num_entries;
2722                         data->cache_tbl[i] = rte_zmalloc("ulp mapper cache tbl",
2723                                                          csize, 0);
2724                         if (!data->cache_tbl[i]) {
2725                                 BNXT_TF_DBG(ERR, "Failed to allocate Cache "
2726                                             "table %d.\n", i);
2727                                 rc = -ENOMEM;
2728                                 goto error;
2729                         }
2730                 }
2731         }
2732
2733         rc = ulp_mapper_glb_template_table_init(ulp_ctx);
2734         if (rc) {
2735                 BNXT_TF_DBG(ERR, "Failed to initialize global templates\n");
2736                 goto error;
2737         }
2738
2739         return 0;
2740 error:
2741         /* Ignore the return code in favor of returning the original error. */
2742         ulp_mapper_deinit(ulp_ctx);
2743         return rc;
2744 }
2745
2746 void
2747 ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx)
2748 {
2749         struct bnxt_ulp_mapper_data *data;
2750         uint32_t i;
2751         struct tf *tfp;
2752
2753         if (!ulp_ctx) {
2754                 BNXT_TF_DBG(ERR,
2755                             "Failed to acquire ulp context, so data may "
2756                             "not be released.\n");
2757                 return;
2758         }
2759
2760         data = (struct bnxt_ulp_mapper_data *)
2761                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2762         if (!data) {
2763                 /* Go ahead and return since there is no allocated data. */
2764                 BNXT_TF_DBG(ERR, "No data appears to have been allocated.\n");
2765                 return;
2766         }
2767
2768         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2769         if (!tfp) {
2770                 BNXT_TF_DBG(ERR, "Failed to acquire tfp.\n");
2771                 /* Free the mapper data regardless of errors. */
2772                 goto free_mapper_data;
2773         }
2774
2775         /* Free the global resource info table entries */
2776         ulp_mapper_glb_resource_info_deinit(ulp_ctx, data);
2777
2778 free_mapper_data:
2779         /* Free the ulp cache tables */
2780         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2781                 rte_free(data->cache_tbl[i]);
2782                 data->cache_tbl[i] = NULL;
2783         }
2784
2785         rte_free(data);
2786         /* Reset the data pointer within the ulp_ctx. */
2787         bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, NULL);
2788 }