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  * mparms [in] The mappers parms with data related to the flow.
 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(struct bnxt_ulp_mapper_parms *mparms,
 233                                uint32_t tid,
 234                                uint32_t *num_tbls)
 235 {
 236         uint32_t        idx;
 237         const struct ulp_template_device_tbls *dev_tbls;
 238
 239         dev_tbls = mparms->device_params->dev_tbls;
 240
 241         /* NOTE: Need to have something from template compiler to help validate
 242          * range of dev_id and act_tid
 243          */
 244         idx = dev_tbls->act_tmpl_list[tid].start_tbl_idx;
 245         *num_tbls = dev_tbls->act_tmpl_list[tid].num_tbls;
 246
 247         return &dev_tbls->act_tbl_list[idx];
 248 }
 249
 250 /*
 251  * Get a list of classifier tables that implement the flow
 252  * Gets a device dependent list of tables that implement the class template id
 253  *
 254  * mparms [in] The mappers parms with data related to the flow.
 255  *
 256  * tid [in] The template id that matches the flow
 257  *
 258  * num_tbls [out] The number of classifier tables in the returned array
 259  *
 260  * fdb_tbl_idx [out] The flow database index Regular or default
 261  *
 262  * returns An array of classifier tables to implement the flow, or NULL on
 263  * error
 264  */
 265 static struct bnxt_ulp_mapper_tbl_info *
 266 ulp_mapper_class_tbl_list_get(struct bnxt_ulp_mapper_parms *mparms,
 267                               uint32_t tid,
 268                               uint32_t *num_tbls,
 269                               uint32_t *fdb_tbl_idx)
 270 {
 271         uint32_t idx;
 272         const struct ulp_template_device_tbls *dev_tbls;
 273
 274         dev_tbls = mparms->device_params->dev_tbls;
 275
 276         /* NOTE: Need to have something from template compiler to help validate
 277          * range of dev_id and tid
 278          */
 279         idx = dev_tbls->class_tmpl_list[tid].start_tbl_idx;
 280         *num_tbls = dev_tbls->class_tmpl_list[tid].num_tbls;
 281         *fdb_tbl_idx = dev_tbls->class_tmpl_list[tid].flow_db_table_type;
 282
 283         return &dev_tbls->class_tbl_list[idx];
 284 }
 285
 286 /*
 287  * Get the list of key fields that implement the flow.
 288  *
 289  * mparms [in] The mapper parms with information about the flow
 290  *
 291  * tbl [in] A single table instance to get the key fields from
 292  *
 293  * num_flds [out] The number of key fields in the returned array
 294  *
 295  * Returns array of Key fields, or NULL on error.
 296  */
 297 static struct bnxt_ulp_mapper_class_key_field_info *
 298 ulp_mapper_key_fields_get(struct bnxt_ulp_mapper_parms *mparms,
 299                           struct bnxt_ulp_mapper_tbl_info *tbl,
 300                           uint32_t *num_flds)
 301 {
 302         uint32_t idx;
 303         const struct ulp_template_device_tbls *dev_tbls;
 304
 305         dev_tbls = mparms->device_params->dev_tbls;
 306
 307         idx             = tbl->key_start_idx;
 308         *num_flds       = tbl->key_num_fields;
 309
 310         /* NOTE: Need template to provide range checking define */
 311         return &dev_tbls->class_key_field_list[idx];
 312 }
 313
 314 /*
 315  * Get the list of data fields that implement the flow.
 316  *
 317  * mparms [in] The mapper parms with information about the flow
 318  *
 319  * tbl [in] A single table instance to get the data fields from
 320  *
 321  * num_flds [out] The number of data fields in the returned array.
 322  *
 323  * num_encap_flds [out] The number of encap fields in the returned array.
 324  *
 325  * Returns array of data fields, or NULL on error.
 326  */
 327 static struct bnxt_ulp_mapper_result_field_info *
 328 ulp_mapper_result_fields_get(struct bnxt_ulp_mapper_parms *mparms,
 329                              struct bnxt_ulp_mapper_tbl_info *tbl,
 330                              uint32_t *num_flds,
 331                              uint32_t *num_encap_flds)
 332 {
 333         uint32_t idx;
 334         const struct ulp_template_device_tbls *dev_tbls;
 335
 336         dev_tbls = mparms->device_params->dev_tbls;
 337
 338         idx             = tbl->result_start_idx;
 339         *num_flds       = tbl->result_num_fields;
 340         *num_encap_flds = tbl->encap_num_fields;
 341
 342         /* NOTE: Need template to provide range checking define */
 343         return &dev_tbls->class_result_field_list[idx];
 344 }
 345
 346 /*
 347  * Get the list of result fields that implement the flow action.
 348  *
 349  * mparms [in] The mapper parms with information about the flow
 350  *
 351  * tbl [in] A single table instance to get the results fields
 352  * from num_flds
 353  *
 354  * num_rslt_flds [out] The number of data fields in the returned
 355  * array.
 356  *
 357  * num_encap_flds [out] The number of encap fields if any.
 358  *
 359  * Returns array of data fields, or NULL on error.
 360  */
 361 static struct bnxt_ulp_mapper_result_field_info *
 362 ulp_mapper_act_result_fields_get(struct bnxt_ulp_mapper_parms *mparms,
 363                                  struct bnxt_ulp_mapper_tbl_info *tbl,
 364                                  uint32_t *num_rslt_flds,
 365                                  uint32_t *num_encap_flds)
 366 {
 367         uint32_t idx;
 368         const struct ulp_template_device_tbls *dev_tbls;
 369
 370         dev_tbls = mparms->device_params->dev_tbls;
 371
 372         idx             = tbl->result_start_idx;
 373         *num_rslt_flds  = tbl->result_num_fields;
 374         *num_encap_flds = tbl->encap_num_fields;
 375
 376         /* NOTE: Need template to provide range checking define */
 377         return &dev_tbls->act_result_field_list[idx];
 378 }
 379
 380 /*
 381  * Get the list of ident fields that implement the flow
 382  *
 383  * tbl [in] A single table instance to get the ident fields from
 384  *
 385  * num_flds [out] The number of ident fields in the returned array
 386  *
 387  * returns array of ident fields, or NULL on error
 388  */
 389 static struct bnxt_ulp_mapper_ident_info *
 390 ulp_mapper_ident_fields_get(struct bnxt_ulp_mapper_parms *mparms,
 391                             struct bnxt_ulp_mapper_tbl_info *tbl,
 392                             uint32_t *num_flds)
 393 {
 394         uint32_t idx;
 395
 396         idx = tbl->ident_start_idx;
 397         *num_flds = tbl->ident_nums;
 398
 399         /* NOTE: Need template to provide range checking define */
 400         return &mparms->device_params->dev_tbls->ident_list[idx];
 401 }
 402
 403 static struct bnxt_ulp_mapper_cache_entry *
 404 ulp_mapper_cache_entry_get(struct bnxt_ulp_context *ulp,
 405                            uint32_t id,
 406                            uint16_t key)
 407 {
 408         struct bnxt_ulp_mapper_data *mapper_data;
 409
 410         mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp);
 411         if (!mapper_data || id >= BNXT_ULP_CACHE_TBL_MAX_SZ ||
 412             !mapper_data->cache_tbl[id]) {
 413                 BNXT_TF_DBG(ERR, "Unable to acquire the cache tbl (%d)\n", id);
 414                 return NULL;
 415         }
 416
 417         return &mapper_data->cache_tbl[id][key];
 418 }
 419
 420 /*
 421  * Concatenates the tbl_type and tbl_id into a 32bit value for storing in the
 422  * resource_type.  This is done to conserve memory since both the tbl_type and
 423  * tbl_id are 16bit.
 424  */
 425 static inline void
 426 ulp_mapper_cache_res_type_set(struct ulp_flow_db_res_params *res,
 427                               uint16_t tbl_type,
 428                               uint16_t tbl_id)
 429 {
 430         res->resource_type = tbl_type;
 431         res->resource_sub_type = tbl_id;
 432 }
 433
 434 /* Extracts the tbl_type and tbl_id from the 32bit resource type. */
 435 static inline void
 436 ulp_mapper_cache_res_type_get(struct ulp_flow_db_res_params *res,
 437                               uint16_t *tbl_type,
 438                               uint16_t *tbl_id)
 439 {
 440         *tbl_type = res->resource_type;
 441         *tbl_id = res->resource_sub_type;
 442 }
 443
 444 static int32_t
 445 ulp_mapper_cache_entry_free(struct bnxt_ulp_context *ulp,
 446                             struct tf *tfp,
 447                             struct ulp_flow_db_res_params *res)
 448 {
 449         struct bnxt_ulp_mapper_cache_entry *cache_entry;
 450         struct tf_free_identifier_parms ident_parms;
 451         struct tf_free_tcam_entry_parms tcam_parms;
 452         uint16_t table_id, table_type;
 453         int32_t rc, trc, i;
 454
 455         /*
 456          * The table id, used for cache, and table_type, used for tcam, are
 457          * both encoded within the resource.  We must first extract them to
 458          * formulate the args for tf calls.
 459          */
 460         ulp_mapper_cache_res_type_get(res, &table_type, &table_id);
 461         cache_entry = ulp_mapper_cache_entry_get(ulp, table_id,
 462                                                  (uint16_t)res->resource_hndl);
 463         if (!cache_entry || !cache_entry->ref_count) {
 464                 BNXT_TF_DBG(ERR, "Cache entry (%d:%d) not valid on free.\n",
 465                             table_id, (uint16_t)res->resource_hndl);
 466                 return -EINVAL;
 467         }
 468
 469         /*
 470          * See if we need to delete the entry.  The tcam and identifiers are all
 471          * tracked by the cached entries reference count.  All are deleted when
 472          * the reference count hit zero.
 473          */
 474         cache_entry->ref_count--;
 475         if (cache_entry->ref_count)
 476                 return 0;
 477
 478         /*
 479          * Need to delete the tcam entry and the allocated identifiers.
 480          * In the event of a failure, need to try to delete the remaining
 481          * resources before returning error.
 482          */
 483         tcam_parms.dir = res->direction;
 484         tcam_parms.tcam_tbl_type = table_type;
 485         tcam_parms.idx = cache_entry->tcam_idx;
 486         rc = tf_free_tcam_entry(tfp, &tcam_parms);
 487         if (rc)
 488                 BNXT_TF_DBG(ERR, "Failed to free tcam [%d][%s][0x%04x] rc=%d\n",
 489                             table_type,
 490                             (res->direction == TF_DIR_RX) ? "RX" : "TX",
 491                             tcam_parms.idx, rc);
 492
 493         /*
 494          * Free the identifiers associated with the tcam entry.  Entries with
 495          * negative one are considered uninitialized.
 496          */
 497         for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++) {
 498                 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
 499                         continue;
 500
 501                 ident_parms.dir = res->direction;
 502                 ident_parms.ident_type = cache_entry->ident_types[i];
 503                 ident_parms.id = cache_entry->idents[i];
 504                 trc = tf_free_identifier(tfp, &ident_parms);
 505                 if (trc) {
 506                         BNXT_TF_DBG(ERR, "Failed to free identifier "
 507                                     "[%d][%s][0x%04x] rc=%d\n",
 508                                     ident_parms.ident_type,
 509                                     (res->direction == TF_DIR_RX) ? "RX" : "TX",
 510                                     ident_parms.id, trc);
 511                         rc = trc;
 512                 }
 513         }
 514
 515         return rc;
 516 }
 517
 518 static inline int32_t
 519 ulp_mapper_tcam_entry_free(struct bnxt_ulp_context *ulp  __rte_unused,
 520                            struct tf *tfp,
 521                            struct ulp_flow_db_res_params *res)
 522 {
 523         struct tf_free_tcam_entry_parms fparms = {
 524                 .dir            = res->direction,
 525                 .tcam_tbl_type  = res->resource_type,
 526                 .idx            = (uint16_t)res->resource_hndl
 527         };
 528
 529         return tf_free_tcam_entry(tfp, &fparms);
 530 }
 531
 532 static inline int32_t
 533 ulp_mapper_index_entry_free(struct bnxt_ulp_context *ulp,
 534                             struct tf *tfp,
 535                             struct ulp_flow_db_res_params *res)
 536 {
 537         struct tf_free_tbl_entry_parms fparms = {
 538                 .dir    = res->direction,
 539                 .type   = res->resource_type,
 540                 .idx    = (uint32_t)res->resource_hndl
 541         };
 542
 543         /*
 544          * Just get the table scope, it will be ignored if not necessary
 545          * by the tf_free_tbl_entry
 546          */
 547         (void)bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
 548
 549         return tf_free_tbl_entry(tfp, &fparms);
 550 }
 551
 552 static inline int32_t
 553 ulp_mapper_em_entry_free(struct bnxt_ulp_context *ulp,
 554                          struct tf *tfp,
 555                          struct ulp_flow_db_res_params *res)
 556 {
 557         struct tf_delete_em_entry_parms fparms = { 0 };
 558         int32_t rc;
 559
 560         fparms.dir              = res->direction;
 561         if (res->resource_func == BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE)
 562                 fparms.mem = TF_MEM_EXTERNAL;
 563         else
 564                 fparms.mem = TF_MEM_INTERNAL;
 565         fparms.flow_handle      = res->resource_hndl;
 566
 567         rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
 568         if (rc) {
 569                 BNXT_TF_DBG(ERR, "Failed to get table scope\n");
 570                 return -EINVAL;
 571         }
 572
 573         return tf_delete_em_entry(tfp, &fparms);
 574 }
 575
 576 static inline int32_t
 577 ulp_mapper_ident_free(struct bnxt_ulp_context *ulp __rte_unused,
 578                       struct tf *tfp,
 579                       struct ulp_flow_db_res_params *res)
 580 {
 581         struct tf_free_identifier_parms fparms = {
 582                 .dir            = res->direction,
 583                 .ident_type     = res->resource_type,
 584                 .id             = (uint16_t)res->resource_hndl
 585         };
 586
 587         return tf_free_identifier(tfp, &fparms);
 588 }
 589
 590 static inline int32_t
 591 ulp_mapper_mark_free(struct bnxt_ulp_context *ulp,
 592                      struct ulp_flow_db_res_params *res)
 593 {
 594         return ulp_mark_db_mark_del(ulp,
 595                                     res->resource_type,
 596                                     res->resource_hndl);
 597 }
 598
 599 /*
 600  * Process the identifier instruction and either store it in the flow database
 601  * or return it in the val (if not NULL) on success.  If val is NULL, the
 602  * identifier is to be stored in the flow database.
 603  */
 604 static int32_t
 605 ulp_mapper_ident_process(struct bnxt_ulp_mapper_parms *parms,
 606                          struct bnxt_ulp_mapper_tbl_info *tbl,
 607                          struct bnxt_ulp_mapper_ident_info *ident,
 608                          uint16_t *val)
 609 {
 610         struct ulp_flow_db_res_params   fid_parms;
 611         uint64_t id = 0;
 612         int32_t idx;
 613         struct tf_alloc_identifier_parms iparms = { 0 };
 614         struct tf_free_identifier_parms free_parms = { 0 };
 615         struct tf *tfp;
 616         int rc;
 617
 618         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
 619         if (!tfp) {
 620                 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
 621                 return -EINVAL;
 622         }
 623
 624         idx = ident->regfile_idx;
 625
 626         iparms.ident_type = ident->ident_type;
 627         iparms.dir = tbl->direction;
 628
 629         rc = tf_alloc_identifier(tfp, &iparms);
 630         if (rc) {
 631                 BNXT_TF_DBG(ERR, "Alloc ident %s:%d failed.\n",
 632                             (iparms.dir == TF_DIR_RX) ? "RX" : "TX",
 633                             iparms.ident_type);
 634                 return rc;
 635         }
 636
 637         id = (uint64_t)tfp_cpu_to_be_64(iparms.id);
 638         if (!ulp_regfile_write(parms->regfile, idx, id)) {
 639                 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
 640                 rc = -EINVAL;
 641                 /* Need to free the identifier, so goto error */
 642                 goto error;
 643         }
 644
 645         /* Link the resource to the flow in the flow db */
 646         if (!val) {
 647                 memset(&fid_parms, 0, sizeof(fid_parms));
 648                 fid_parms.direction             = tbl->direction;
 649                 fid_parms.resource_func = ident->resource_func;
 650                 fid_parms.resource_type = ident->ident_type;
 651                 fid_parms.resource_hndl = iparms.id;
 652                 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
 653
 654                 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
 655                                               parms->tbl_idx,
 656                                               parms->fid,
 657                                               &fid_parms);
 658                 if (rc) {
 659                         BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
 660                                     rc);
 661                         /* Need to free the identifier, so goto error */
 662                         goto error;
 663                 }
 664         } else {
 665                 *val = iparms.id;
 666         }
 667
 668         return 0;
 669
 670 error:
 671         /* Need to free the identifier */
 672         free_parms.dir          = tbl->direction;
 673         free_parms.ident_type   = ident->ident_type;
 674         free_parms.id           = iparms.id;
 675
 676         (void)tf_free_identifier(tfp, &free_parms);
 677
 678         BNXT_TF_DBG(ERR, "Ident process failed for %s:%s\n",
 679                     ident->description,
 680                     (tbl->direction == TF_DIR_RX) ? "RX" : "TX");
 681         return rc;
 682 }
 683
 684 /*
 685  * Process the identifier instruction and extract it from result blob.
 686  * Increment the identifier reference count and store it in the flow database.
 687  */
 688 static int32_t
 689 ulp_mapper_ident_extract(struct bnxt_ulp_mapper_parms *parms,
 690                          struct bnxt_ulp_mapper_tbl_info *tbl,
 691                          struct bnxt_ulp_mapper_ident_info *ident,
 692                          struct ulp_blob *res_blob)
 693 {
 694         struct ulp_flow_db_res_params   fid_parms;
 695         uint64_t id = 0;
 696         uint32_t idx = 0;
 697         struct tf_search_identifier_parms sparms = { 0 };
 698         struct tf_free_identifier_parms free_parms = { 0 };
 699         struct tf *tfp;
 700         int rc;
 701
 702         /* Get the tfp from ulp context */
 703         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
 704         if (!tfp) {
 705                 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
 706                 return -EINVAL;
 707         }
 708
 709         /* Extract the index from the result blob */
 710         rc = ulp_blob_pull(res_blob, (uint8_t *)&idx, sizeof(idx),
 711                            ident->ident_bit_pos, ident->ident_bit_size);
 712         if (rc) {
 713                 BNXT_TF_DBG(ERR, "Failed to extract identifier from blob\n");
 714                 return -EIO;
 715         }
 716
 717         /* populate the search params and search identifier shadow table */
 718         sparms.ident_type = ident->ident_type;
 719         sparms.dir = tbl->direction;
 720         /* convert the idx into cpu format */
 721         sparms.search_id = tfp_be_to_cpu_32(idx);
 722
 723         /* Search identifier also increase the reference count */
 724         rc = tf_search_identifier(tfp, &sparms);
 725         if (rc) {
 726                 BNXT_TF_DBG(ERR, "Search ident %s:%x failed.\n",
 727                             tf_dir_2_str(sparms.dir),
 728                             sparms.search_id);
 729                 return rc;
 730         }
 731         BNXT_TF_DBG(INFO, "Search ident %s:%x.success.\n",
 732                     tf_dir_2_str(sparms.dir),
 733                     sparms.search_id);
 734
 735         /* Write it to the regfile */
 736         id = (uint64_t)tfp_cpu_to_be_64(sparms.search_id);
 737         if (!ulp_regfile_write(parms->regfile, ident->regfile_idx, id)) {
 738                 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
 739                 rc = -EINVAL;
 740                 /* Need to free the identifier, so goto error */
 741                 goto error;
 742         }
 743
 744         /* Link the resource to the flow in the flow db */
 745         memset(&fid_parms, 0, sizeof(fid_parms));
 746         fid_parms.direction = tbl->direction;
 747         fid_parms.resource_func = ident->resource_func;
 748         fid_parms.resource_type = ident->ident_type;
 749         fid_parms.resource_hndl = sparms.search_id;
 750         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
 751         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
 752                                       parms->tbl_idx,
 753                                       parms->fid,
 754                                       &fid_parms);
 755         if (rc) {
 756                 BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
 757                             rc);
 758                 /* Need to free the identifier, so goto error */
 759                 goto error;
 760         }
 761
 762         return 0;
 763
 764 error:
 765         /* Need to free the identifier */
 766         free_parms.dir = tbl->direction;
 767         free_parms.ident_type = ident->ident_type;
 768         free_parms.id = sparms.search_id;
 769         (void)tf_free_identifier(tfp, &free_parms);
 770         BNXT_TF_DBG(ERR, "Ident extract failed for %s:%s:%x\n",
 771                     ident->description,
 772                     tf_dir_2_str(tbl->direction), sparms.search_id);
 773         return rc;
 774 }
 775
 776 static int32_t
 777 ulp_mapper_result_field_process(struct bnxt_ulp_mapper_parms *parms,
 778                                 enum tf_dir dir,
 779                                 struct bnxt_ulp_mapper_result_field_info *fld,
 780                                 struct ulp_blob *blob,
 781                                 const char *name)
 782 {
 783         uint16_t idx, size_idx;
 784         uint8_t  *val = NULL;
 785         uint64_t regval;
 786         uint32_t val_size = 0, field_size = 0;
 787         uint64_t act_bit;
 788         uint8_t act_val[16];
 789         uint64_t hdr_bit;
 790
 791         switch (fld->result_opcode) {
 792         case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
 793                 val = fld->result_operand;
 794                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 795                         BNXT_TF_DBG(ERR, "%s failed to add field\n", name);
 796                         return -EINVAL;
 797                 }
 798                 break;
 799         case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_PROP:
 800                 if (!ulp_operand_read(fld->result_operand,
 801                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 802                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 803                         return -EINVAL;
 804                 }
 805                 idx = tfp_be_to_cpu_16(idx);
 806
 807                 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 808                         BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
 809                         return -EINVAL;
 810                 }
 811                 val = &parms->act_prop->act_details[idx];
 812                 field_size = ulp_mapper_act_prop_size_get(idx);
 813                 if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
 814                         field_size  = field_size -
 815                             ((fld->field_bit_size + 7) / 8);
 816                         val += field_size;
 817                 }
 818                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 819                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 820                         return -EINVAL;
 821                 }
 822                 break;
 823         case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_BIT:
 824                 if (!ulp_operand_read(fld->result_operand,
 825                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 826                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 827                         return -EINVAL;
 828                 }
 829                 act_bit = tfp_be_to_cpu_64(act_bit);
 830                 memset(act_val, 0, sizeof(act_val));
 831                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit))
 832                         act_val[0] = 1;
 833                 if (fld->field_bit_size > ULP_BYTE_2_BITS(sizeof(act_val))) {
 834                         BNXT_TF_DBG(ERR, "%s field size is incorrect\n", name);
 835                         return -EINVAL;
 836                 }
 837                 if (!ulp_blob_push(blob, act_val, fld->field_bit_size)) {
 838                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 839                         return -EINVAL;
 840                 }
 841                 val = act_val;
 842                 break;
 843         case BNXT_ULP_MAPPER_OPC_SET_TO_ENCAP_ACT_PROP_SZ:
 844                 if (!ulp_operand_read(fld->result_operand,
 845                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 846                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 847                         return -EINVAL;
 848                 }
 849                 idx = tfp_be_to_cpu_16(idx);
 850
 851                 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 852                         BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
 853                         return -EINVAL;
 854                 }
 855                 val = &parms->act_prop->act_details[idx];
 856
 857                 /* get the size index next */
 858                 if (!ulp_operand_read(&fld->result_operand[sizeof(uint16_t)],
 859                                       (uint8_t *)&size_idx, sizeof(uint16_t))) {
 860                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 861                         return -EINVAL;
 862                 }
 863                 size_idx = tfp_be_to_cpu_16(size_idx);
 864
 865                 if (size_idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 866                         BNXT_TF_DBG(ERR, "act_prop[%d] oob\n", size_idx);
 867                         return -EINVAL;
 868                 }
 869                 memcpy(&val_size, &parms->act_prop->act_details[size_idx],
 870                        sizeof(uint32_t));
 871                 val_size = tfp_be_to_cpu_32(val_size);
 872                 val_size = ULP_BYTE_2_BITS(val_size);
 873                 ulp_blob_push_encap(blob, val, val_size);
 874                 break;
 875         case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
 876                 if (!ulp_operand_read(fld->result_operand,
 877                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 878                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 879                         return -EINVAL;
 880                 }
 881
 882                 idx = tfp_be_to_cpu_16(idx);
 883                 /* Uninitialized regfile entries return 0 */
 884                 if (!ulp_regfile_read(parms->regfile, idx, &regval)) {
 885                         BNXT_TF_DBG(ERR, "%s regfile[%d] read oob\n",
 886                                     name, idx);
 887                         return -EINVAL;
 888                 }
 889
 890                 val = ulp_blob_push_64(blob, &regval, fld->field_bit_size);
 891                 if (!val) {
 892                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 893                         return -EINVAL;
 894                 }
 895                 break;
 896         case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
 897                 if (!ulp_operand_read(fld->result_operand,
 898                                       (uint8_t *)&idx,
 899                                       sizeof(uint16_t))) {
 900                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
 901                         return -EINVAL;
 902                 }
 903                 idx = tfp_be_to_cpu_16(idx);
 904                 if (ulp_mapper_glb_resource_read(parms->mapper_data,
 905                                                  dir,
 906                                                  idx, &regval)) {
 907                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
 908                                     name, idx);
 909                         return -EINVAL;
 910                 }
 911                 val = ulp_blob_push_64(blob, &regval, fld->field_bit_size);
 912                 if (!val) {
 913                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
 914                         return -EINVAL;
 915                 }
 916                 break;
 917         case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
 918                 if (!ulp_operand_read(fld->result_operand,
 919                                       (uint8_t *)&idx,
 920                                       sizeof(uint16_t))) {
 921                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
 922                         return -EINVAL;
 923                 }
 924                 idx = tfp_be_to_cpu_16(idx);
 925                 if (idx < BNXT_ULP_CF_IDX_LAST)
 926                         val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
 927                                                fld->field_bit_size);
 928                 if (!val) {
 929                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
 930                         return -EINVAL;
 931                 }
 932                 break;
 933         case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
 934                 if (ulp_blob_pad_push(blob, fld->field_bit_size) < 0) {
 935                         BNXT_TF_DBG(ERR, "%s too large for blob\n", name);
 936                         return -EINVAL;
 937                 }
 938
 939                 break;
 940         case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_ACT_PROP_ELSE_CONST:
 941                 if (!ulp_operand_read(fld->result_operand,
 942                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 943                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 944                         return -EINVAL;
 945                 }
 946                 act_bit = tfp_be_to_cpu_64(act_bit);
 947                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
 948                         /* Action bit is set so consider operand_true */
 949                         if (!ulp_operand_read(fld->result_operand_true,
 950                                               (uint8_t *)&idx,
 951                                               sizeof(uint16_t))) {
 952                                 BNXT_TF_DBG(ERR, "%s operand read failed\n",
 953                                             name);
 954                                 return -EINVAL;
 955                         }
 956                         idx = tfp_be_to_cpu_16(idx);
 957                         if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 958                                 BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n",
 959                                             name, idx);
 960                                 return -EINVAL;
 961                         }
 962                         val = &parms->act_prop->act_details[idx];
 963                         field_size = ulp_mapper_act_prop_size_get(idx);
 964                         if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
 965                                 field_size  = field_size -
 966                                     ((fld->field_bit_size + 7) / 8);
 967                                 val += field_size;
 968                         }
 969                         if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 970                                 BNXT_TF_DBG(ERR, "%s push field failed\n",
 971                                             name);
 972                                 return -EINVAL;
 973                         }
 974                 } else {
 975                         /* action bit is not set, use the operand false */
 976                         val = fld->result_operand_false;
 977                         if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 978                                 BNXT_TF_DBG(ERR, "%s failed to add field\n",
 979                                             name);
 980                                 return -EINVAL;
 981                         }
 982                 }
 983                 break;
 984         case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_CONST_ELSE_CONST:
 985                 if (!ulp_operand_read(fld->result_operand,
 986                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 987                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 988                         return -EINVAL;
 989                 }
 990                 act_bit = tfp_be_to_cpu_64(act_bit);
 991                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
 992                         /* Action bit is set so consider operand_true */
 993                         val = fld->result_operand_true;
 994                 } else {
 995                         /* action bit is not set, use the operand false */
 996                         val = fld->result_operand_false;
 997                 }
 998                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 999                         BNXT_TF_DBG(ERR, "%s failed to add field\n",
1000                                     name);
1001                         return -EINVAL;
1002                 }
1003                 break;
1004         case BNXT_ULP_MAPPER_OPC_IF_COMP_FIELD_THEN_CF_ELSE_CF:
1005                 if (!ulp_operand_read(fld->result_operand,
1006                                       (uint8_t *)&idx,
1007                                       sizeof(uint16_t))) {
1008                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1009                         return -EINVAL;
1010                 }
1011                 idx = tfp_be_to_cpu_16(idx);
1012                 if (idx >= BNXT_ULP_CF_IDX_LAST) {
1013                         BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
1014                         return -EINVAL;
1015                 }
1016                 /* check if the computed field is set */
1017                 if (ULP_COMP_FLD_IDX_RD(parms, idx))
1018                         val = fld->result_operand_true;
1019                 else
1020                         val = fld->result_operand_false;
1021
1022                 /* read the appropriate computed field */
1023                 if (!ulp_operand_read(val, (uint8_t *)&idx, sizeof(uint16_t))) {
1024                         BNXT_TF_DBG(ERR, "%s val operand read failed\n", name);
1025                         return -EINVAL;
1026                 }
1027                 idx = tfp_be_to_cpu_16(idx);
1028                 if (idx >= BNXT_ULP_CF_IDX_LAST) {
1029                         BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
1030                         return -EINVAL;
1031                 }
1032                 val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1033                                        fld->field_bit_size);
1034                 if (!val) {
1035                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1036                         return -EINVAL;
1037                 }
1038                 break;
1039         case BNXT_ULP_MAPPER_OPC_IF_HDR_BIT_THEN_CONST_ELSE_CONST:
1040                 if (!ulp_operand_read(fld->result_operand,
1041                                       (uint8_t *)&hdr_bit, sizeof(uint64_t))) {
1042                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
1043                         return -EINVAL;
1044                 }
1045                 hdr_bit = tfp_be_to_cpu_64(hdr_bit);
1046                 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits, hdr_bit)) {
1047                         /* Header bit is set so consider operand_true */
1048                         val = fld->result_operand_true;
1049                 } else {
1050                         /* Header bit is not set, use the operand false */
1051                         val = fld->result_operand_false;
1052                 }
1053                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
1054                         BNXT_TF_DBG(ERR, "%s failed to add field\n",
1055                                     name);
1056                         return -EINVAL;
1057                 }
1058                 break;
1059         default:
1060                 BNXT_TF_DBG(ERR, "invalid result mapper opcode 0x%x\n",
1061                             fld->result_opcode);
1062                 return -EINVAL;
1063         }
1064         return 0;
1065 }
1066
1067 /* Function to alloc action record and set the table. */
1068 static int32_t
1069 ulp_mapper_keymask_field_process(struct bnxt_ulp_mapper_parms *parms,
1070                                  enum tf_dir dir,
1071                                  struct bnxt_ulp_mapper_class_key_field_info *f,
1072                                  struct ulp_blob *blob,
1073                                  uint8_t is_key,
1074                                  const char *name)
1075 {
1076         uint64_t val64;
1077         uint16_t idx, bitlen;
1078         uint32_t opcode;
1079         uint8_t *operand;
1080         struct ulp_regfile *regfile = parms->regfile;
1081         uint8_t *val = NULL;
1082         struct bnxt_ulp_mapper_class_key_field_info *fld = f;
1083         uint32_t field_size;
1084
1085         if (is_key) {
1086                 operand = fld->spec_operand;
1087                 opcode  = fld->spec_opcode;
1088         } else {
1089                 operand = fld->mask_operand;
1090                 opcode  = fld->mask_opcode;
1091         }
1092
1093         bitlen = fld->field_bit_size;
1094
1095         switch (opcode) {
1096         case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
1097                 val = operand;
1098                 if (!ulp_blob_push(blob, val, bitlen)) {
1099                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1100                         return -EINVAL;
1101                 }
1102                 break;
1103         case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
1104                 if (ulp_blob_pad_push(blob, bitlen) < 0) {
1105                         BNXT_TF_DBG(ERR, "%s pad too large for blob\n", name);
1106                         return -EINVAL;
1107                 }
1108
1109                 break;
1110         case BNXT_ULP_MAPPER_OPC_SET_TO_HDR_FIELD:
1111                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1112                                       sizeof(uint16_t))) {
1113                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1114                         return -EINVAL;
1115                 }
1116                 idx = tfp_be_to_cpu_16(idx);
1117                 if (is_key)
1118                         val = parms->hdr_field[idx].spec;
1119                 else
1120                         val = parms->hdr_field[idx].mask;
1121
1122                 /*
1123                  * Need to account for how much data was pushed to the header
1124                  * field vs how much is to be inserted in the key/mask.
1125                  */
1126                 field_size = parms->hdr_field[idx].size;
1127                 if (bitlen < ULP_BYTE_2_BITS(field_size)) {
1128                         field_size  = field_size - ((bitlen + 7) / 8);
1129                         val += field_size;
1130                 }
1131
1132                 if (!ulp_blob_push(blob, val, bitlen)) {
1133                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1134                         return -EINVAL;
1135                 }
1136                 break;
1137         case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
1138                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1139                                       sizeof(uint16_t))) {
1140                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1141                         return -EINVAL;
1142                 }
1143                 idx = tfp_be_to_cpu_16(idx);
1144                 if (idx < BNXT_ULP_CF_IDX_LAST)
1145                         val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1146                                                bitlen);
1147                 if (!val) {
1148                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1149                         return -EINVAL;
1150                 }
1151                 break;
1152         case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
1153                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1154                                       sizeof(uint16_t))) {
1155                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1156                         return -EINVAL;
1157                 }
1158                 idx = tfp_be_to_cpu_16(idx);
1159
1160                 if (!ulp_regfile_read(regfile, idx, &val64)) {
1161                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1162                                     name, idx);
1163                         return -EINVAL;
1164                 }
1165
1166                 val = ulp_blob_push_64(blob, &val64, bitlen);
1167                 if (!val) {
1168                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1169                         return -EINVAL;
1170                 }
1171                 break;
1172         case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
1173                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1174                                       sizeof(uint16_t))) {
1175                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1176                         return -EINVAL;
1177                 }
1178                 idx = tfp_be_to_cpu_16(idx);
1179                 if (ulp_mapper_glb_resource_read(parms->mapper_data,
1180                                                  dir,
1181                                                  idx, &val64)) {
1182                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1183                                     name, idx);
1184                         return -EINVAL;
1185                 }
1186                 val = ulp_blob_push_64(blob, &val64, bitlen);
1187                 if (!val) {
1188                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1189                         return -EINVAL;
1190                 }
1191                 break;
1192         default:
1193                 BNXT_TF_DBG(ERR, "invalid keymask mapper opcode 0x%x\n",
1194                             opcode);
1195                 return -EINVAL;
1196                 break;
1197         }
1198
1199         return 0;
1200 }
1201
1202 static int32_t
1203 ulp_mapper_mark_gfid_process(struct bnxt_ulp_mapper_parms *parms,
1204                              struct bnxt_ulp_mapper_tbl_info *tbl,
1205                              uint64_t flow_id)
1206 {
1207         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1208         struct ulp_flow_db_res_params fid_parms;
1209         uint32_t mark, gfid, mark_flag;
1210         int32_t rc = 0;
1211
1212         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1213             !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1214               ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1215                                BNXT_ULP_ACTION_BIT_MARK)))
1216                 return rc; /* no need to perform gfid process */
1217
1218         /* Get the mark id details from action property */
1219         memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1220                sizeof(mark));
1221         mark = tfp_be_to_cpu_32(mark);
1222
1223         TF_GET_GFID_FROM_FLOW_ID(flow_id, gfid);
1224         mark_flag  = BNXT_ULP_MARK_GLOBAL_HW_FID;
1225         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1226                                   gfid, mark);
1227         if (rc) {
1228                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1229                 return rc;
1230         }
1231         fid_parms.direction = tbl->direction;
1232         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1233         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1234         fid_parms.resource_type = mark_flag;
1235         fid_parms.resource_hndl = gfid;
1236         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1237                                       parms->tbl_idx,
1238                                       parms->fid,
1239                                       &fid_parms);
1240         if (rc)
1241                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1242         return rc;
1243 }
1244
1245 static int32_t
1246 ulp_mapper_mark_act_ptr_process(struct bnxt_ulp_mapper_parms *parms,
1247                                 struct bnxt_ulp_mapper_tbl_info *tbl)
1248 {
1249         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1250         struct ulp_flow_db_res_params fid_parms;
1251         uint32_t act_idx, mark, mark_flag;
1252         uint64_t val64;
1253         int32_t rc = 0;
1254
1255         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1256             !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1257               ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1258                                BNXT_ULP_ACTION_BIT_MARK)))
1259                 return rc; /* no need to perform mark action process */
1260
1261         /* Get the mark id details from action property */
1262         memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1263                sizeof(mark));
1264         mark = tfp_be_to_cpu_32(mark);
1265
1266         if (!ulp_regfile_read(parms->regfile,
1267                               BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1268                               &val64)) {
1269                 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1270                 return -EINVAL;
1271         }
1272         act_idx = tfp_be_to_cpu_64(val64);
1273         mark_flag  = BNXT_ULP_MARK_LOCAL_HW_FID;
1274         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1275                                   act_idx, mark);
1276         if (rc) {
1277                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1278                 return rc;
1279         }
1280         fid_parms.direction = tbl->direction;
1281         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1282         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1283         fid_parms.resource_type = mark_flag;
1284         fid_parms.resource_hndl = act_idx;
1285         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1286                                       parms->tbl_idx,
1287                                       parms->fid,
1288                                       &fid_parms);
1289         if (rc)
1290                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1291         return rc;
1292 }
1293
1294 static int32_t
1295 ulp_mapper_mark_vfr_idx_process(struct bnxt_ulp_mapper_parms *parms,
1296                                 struct bnxt_ulp_mapper_tbl_info *tbl)
1297 {
1298         struct ulp_flow_db_res_params fid_parms;
1299         uint32_t act_idx, mark, mark_flag;
1300         uint64_t val64;
1301         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1302         int32_t rc = 0;
1303
1304         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1305             mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION)
1306                 return rc; /* no need to perform mark action process */
1307
1308         /* Get the mark id details from the computed field of dev port id */
1309         mark = ULP_COMP_FLD_IDX_RD(parms, BNXT_ULP_CF_IDX_DEV_PORT_ID);
1310
1311          /* Get the main action pointer */
1312         if (!ulp_regfile_read(parms->regfile,
1313                               BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1314                               &val64)) {
1315                 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1316                 return -EINVAL;
1317         }
1318         act_idx = tfp_be_to_cpu_64(val64);
1319
1320         /* Set the mark flag to local fid and vfr flag */
1321         mark_flag  = BNXT_ULP_MARK_LOCAL_HW_FID | BNXT_ULP_MARK_VFR_ID;
1322
1323         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1324                                   act_idx, mark);
1325         if (rc) {
1326                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1327                 return rc;
1328         }
1329         fid_parms.direction = tbl->direction;
1330         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1331         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1332         fid_parms.resource_type = mark_flag;
1333         fid_parms.resource_hndl = act_idx;
1334         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1335                                       parms->tbl_idx,
1336                                       parms->fid,
1337                                       &fid_parms);
1338         if (rc)
1339                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1340         return rc;
1341 }
1342
1343 /*
1344  * Tcam table - create the result blob.
1345  * data [out] - the result blob data
1346  */
1347 static int32_t
1348 ulp_mapper_tcam_tbl_result_create(struct bnxt_ulp_mapper_parms *parms,
1349                                   struct bnxt_ulp_mapper_tbl_info *tbl,
1350                                   struct ulp_blob *data)
1351 {
1352         struct bnxt_ulp_mapper_result_field_info *dflds;
1353         uint32_t num_dflds;
1354         uint32_t encap_flds = 0;
1355         uint32_t i;
1356         int32_t rc = 0;
1357
1358         /* Create the result data blob */
1359         dflds = ulp_mapper_result_fields_get(parms, tbl, &num_dflds,
1360                                              &encap_flds);
1361         if (!dflds || !num_dflds || encap_flds) {
1362                 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1363                 return -EINVAL;
1364         }
1365
1366         for (i = 0; i < num_dflds; i++) {
1367                 rc = ulp_mapper_result_field_process(parms,
1368                                                      tbl->direction,
1369                                                      &dflds[i],
1370                                                      data,
1371                                                      "TCAM Result");
1372                 if (rc) {
1373                         BNXT_TF_DBG(ERR, "Failed to set data fields\n");
1374                         return -EINVAL;
1375                 }
1376         }
1377         return rc;
1378 }
1379
1380 /* Tcam table scan the identifier list and allocate each identifier */
1381 static int32_t
1382 ulp_mapper_tcam_tbl_scan_ident_alloc(struct bnxt_ulp_mapper_parms *parms,
1383                                      struct bnxt_ulp_mapper_tbl_info *tbl)
1384 {
1385         struct bnxt_ulp_mapper_ident_info *idents;
1386         uint32_t num_idents;
1387         uint32_t i;
1388
1389         /*
1390          * Since the cache entry is responsible for allocating
1391          * identifiers when in use, allocate the identifiers only
1392          * during normal processing.
1393          */
1394         if (parms->tcam_tbl_opc ==
1395             BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1396                 idents = ulp_mapper_ident_fields_get(parms, tbl, &num_idents);
1397
1398                 for (i = 0; i < num_idents; i++) {
1399                         if (ulp_mapper_ident_process(parms, tbl,
1400                                                      &idents[i], NULL))
1401                                 return -EINVAL;
1402                 }
1403         }
1404         return 0;
1405 }
1406
1407 /*
1408  * Tcam table scan the identifier list and extract the identifier from
1409  * the result blob.
1410  */
1411 static int32_t
1412 ulp_mapper_tcam_tbl_scan_ident_extract(struct bnxt_ulp_mapper_parms *parms,
1413                                        struct bnxt_ulp_mapper_tbl_info *tbl,
1414                                        struct ulp_blob *data)
1415 {
1416         struct bnxt_ulp_mapper_ident_info *idents;
1417         uint32_t num_idents = 0, i;
1418         int32_t rc = 0;
1419
1420         /*
1421          * Extract the listed identifiers from the result field,
1422          * no need to allocate them.
1423          */
1424         idents = ulp_mapper_ident_fields_get(parms, tbl, &num_idents);
1425         for (i = 0; i < num_idents; i++) {
1426                 rc = ulp_mapper_ident_extract(parms, tbl, &idents[i], data);
1427                 if (rc) {
1428                         BNXT_TF_DBG(ERR, "Error in identifier extraction\n");
1429                         return rc;
1430                 }
1431         }
1432         return rc;
1433 }
1434
1435 /* Internal function to write the tcam entry */
1436 static int32_t
1437 ulp_mapper_tcam_tbl_entry_write(struct bnxt_ulp_mapper_parms *parms,
1438                                 struct bnxt_ulp_mapper_tbl_info *tbl,
1439                                 struct ulp_blob *key,
1440                                 struct ulp_blob *mask,
1441                                 struct ulp_blob *data,
1442                                 uint16_t idx)
1443 {
1444         struct tf_set_tcam_entry_parms sparms = { 0 };
1445         struct tf *tfp;
1446         uint16_t tmplen;
1447         int32_t rc;
1448
1449         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1450         if (!tfp) {
1451                 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1452                 return -EINVAL;
1453         }
1454
1455         sparms.dir              = tbl->direction;
1456         sparms.tcam_tbl_type    = tbl->resource_type;
1457         sparms.idx              = idx;
1458         /* Already verified the key/mask lengths */
1459         sparms.key              = ulp_blob_data_get(key, &tmplen);
1460         sparms.mask             = ulp_blob_data_get(mask, &tmplen);
1461         sparms.key_sz_in_bits   = tbl->key_bit_size;
1462         sparms.result           = ulp_blob_data_get(data, &tmplen);
1463
1464         if (tbl->result_bit_size != tmplen) {
1465                 BNXT_TF_DBG(ERR, "Result len (%d) != Expected (%d)\n",
1466                             tmplen, tbl->result_bit_size);
1467                 return -EINVAL;
1468         }
1469         sparms.result_sz_in_bits = tbl->result_bit_size;
1470         if (tf_set_tcam_entry(tfp, &sparms)) {
1471                 BNXT_TF_DBG(ERR, "tcam[%s][%s][%x] write failed.\n",
1472                             tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1473                             tf_dir_2_str(sparms.dir), sparms.idx);
1474                 return -EIO;
1475         }
1476         BNXT_TF_DBG(INFO, "tcam[%s][%s][%x] write success.\n",
1477                     tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1478                     tf_dir_2_str(sparms.dir), sparms.idx);
1479
1480         /* Update cache with TCAM index if the was cache allocated. */
1481         if (parms->tcam_tbl_opc ==
1482             BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC) {
1483                 if (!parms->cache_ptr) {
1484                         BNXT_TF_DBG(ERR, "Unable to update cache");
1485                         return -EINVAL;
1486                 }
1487                 parms->cache_ptr->tcam_idx = idx;
1488         }
1489
1490         /* Mark action */
1491         rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1492         if (rc) {
1493                 BNXT_TF_DBG(ERR, "failed mark action processing\n");
1494                 return rc;
1495         }
1496
1497         return rc;
1498 }
1499
1500 static int32_t
1501 ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1502                             struct bnxt_ulp_mapper_tbl_info *tbl)
1503 {
1504         struct bnxt_ulp_mapper_class_key_field_info     *kflds;
1505         struct ulp_blob key, mask, data, update_data;
1506         uint32_t i, num_kflds;
1507         struct tf *tfp;
1508         int32_t rc, trc;
1509         struct tf_alloc_tcam_entry_parms aparms         = { 0 };
1510         struct tf_search_tcam_entry_parms searchparms   = { 0 };
1511         struct ulp_flow_db_res_params   fid_parms       = { 0 };
1512         struct tf_free_tcam_entry_parms free_parms      = { 0 };
1513         enum bnxt_ulp_search_before_alloc search_flag;
1514         uint32_t hit = 0;
1515         uint16_t tmplen = 0;
1516         uint16_t idx;
1517
1518         /* Skip this if was handled by the cache. */
1519         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP) {
1520                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1521                 return 0;
1522         }
1523
1524         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1525         if (!tfp) {
1526                 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1527                 return -EINVAL;
1528         }
1529
1530         kflds = ulp_mapper_key_fields_get(parms, tbl, &num_kflds);
1531         if (!kflds || !num_kflds) {
1532                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1533                 return -EINVAL;
1534         }
1535
1536         if (!ulp_blob_init(&key, tbl->key_bit_size,
1537                            parms->device_params->byte_order) ||
1538             !ulp_blob_init(&mask, tbl->key_bit_size,
1539                            parms->device_params->byte_order) ||
1540             !ulp_blob_init(&data, tbl->result_bit_size,
1541                            parms->device_params->byte_order) ||
1542             !ulp_blob_init(&update_data, tbl->result_bit_size,
1543                            parms->device_params->byte_order)) {
1544                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1545                 return -EINVAL;
1546         }
1547
1548         /* create the key/mask */
1549         /*
1550          * NOTE: The WC table will require some kind of flag to handle the
1551          * mode bits within the key/mask
1552          */
1553         for (i = 0; i < num_kflds; i++) {
1554                 /* Setup the key */
1555                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1556                                                       &kflds[i],
1557                                                       &key, 1, "TCAM Key");
1558                 if (rc) {
1559                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1560                         return rc;
1561                 }
1562
1563                 /* Setup the mask */
1564                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1565                                                       &kflds[i],
1566                                                       &mask, 0, "TCAM Mask");
1567                 if (rc) {
1568                         BNXT_TF_DBG(ERR, "Mask field set failed.\n");
1569                         return rc;
1570                 }
1571         }
1572
1573         if (tbl->srch_b4_alloc == BNXT_ULP_SEARCH_BEFORE_ALLOC_NO) {
1574                 /*
1575                  * No search for re-use is requested, so simply allocate the
1576                  * tcam index.
1577                  */
1578                 aparms.dir              = tbl->direction;
1579                 aparms.tcam_tbl_type    = tbl->resource_type;
1580                 aparms.search_enable    = tbl->srch_b4_alloc;
1581                 aparms.key_sz_in_bits   = tbl->key_bit_size;
1582                 aparms.key              = ulp_blob_data_get(&key, &tmplen);
1583                 if (tbl->key_bit_size != tmplen) {
1584                         BNXT_TF_DBG(ERR, "Key len (%d) != Expected (%d)\n",
1585                                     tmplen, tbl->key_bit_size);
1586                         return -EINVAL;
1587                 }
1588
1589                 aparms.mask             = ulp_blob_data_get(&mask, &tmplen);
1590                 if (tbl->key_bit_size != tmplen) {
1591                         BNXT_TF_DBG(ERR, "Mask len (%d) != Expected (%d)\n",
1592                                     tmplen, tbl->key_bit_size);
1593                         return -EINVAL;
1594                 }
1595
1596                 aparms.priority         = tbl->priority;
1597
1598                 /*
1599                  * All failures after this succeeds require the entry to be
1600                  * freed. cannot return directly on failure, but needs to goto
1601                  * error.
1602                  */
1603                 rc = tf_alloc_tcam_entry(tfp, &aparms);
1604                 if (rc) {
1605                         BNXT_TF_DBG(ERR, "tcam alloc failed rc=%d.\n", rc);
1606                         return rc;
1607                 }
1608                 idx = aparms.idx;
1609                 hit = aparms.hit;
1610         } else {
1611                 /*
1612                  * Searching before allocation to see if we already have an
1613                  * entry.  This allows re-use of a constrained resource.
1614                  */
1615                 searchparms.dir = tbl->direction;
1616                 searchparms.tcam_tbl_type = tbl->resource_type;
1617                 searchparms.key = ulp_blob_data_get(&key, &tmplen);
1618                 searchparms.key_sz_in_bits = tbl->key_bit_size;
1619                 searchparms.mask = ulp_blob_data_get(&mask, &tmplen);
1620                 searchparms.priority = tbl->priority;
1621                 searchparms.alloc = 1;
1622                 searchparms.result = ulp_blob_data_get(&data, &tmplen);
1623                 searchparms.result_sz_in_bits = tbl->result_bit_size;
1624
1625                 rc = tf_search_tcam_entry(tfp, &searchparms);
1626                 if (rc) {
1627                         BNXT_TF_DBG(ERR, "tcam search failed rc=%d\n", rc);
1628                         return rc;
1629                 }
1630
1631                 /* Successful search, check the result */
1632                 if (searchparms.search_status == REJECT) {
1633                         BNXT_TF_DBG(ERR, "tcam alloc rejected\n");
1634                         return -ENOMEM;
1635                 }
1636                 idx = searchparms.idx;
1637                 hit = searchparms.hit;
1638         }
1639
1640         /* if it is miss then it is same as no search before alloc */
1641         if (!hit)
1642                 search_flag = BNXT_ULP_SEARCH_BEFORE_ALLOC_NO;
1643         else
1644                 search_flag = tbl->srch_b4_alloc;
1645
1646         switch (search_flag) {
1647         case BNXT_ULP_SEARCH_BEFORE_ALLOC_NO:
1648                 /*Scan identifier list, allocate identifier and update regfile*/
1649                 rc = ulp_mapper_tcam_tbl_scan_ident_alloc(parms, tbl);
1650                 /* Create the result blob */
1651                 if (!rc)
1652                         rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1653                                                                &data);
1654                 /* write the tcam entry */
1655                 if (!rc)
1656                         rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1657                                                              &mask, &data, idx);
1658                 break;
1659         case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_SKIP:
1660                 /*Scan identifier list, extract identifier and update regfile*/
1661                 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1662                 break;
1663         case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_UPDATE:
1664                 /*Scan identifier list, extract identifier and update regfile*/
1665                 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1666                 /* Create the result blob */
1667                 if (!rc)
1668                         rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1669                                                                &update_data);
1670                 /* Update/overwrite the tcam entry */
1671                 if (!rc)
1672                         rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1673                                                              &mask,
1674                                                              &update_data, idx);
1675                 break;
1676         default:
1677                 BNXT_TF_DBG(ERR, "invalid search opcode\n");
1678                 rc =  -EINVAL;
1679                 break;
1680         }
1681         if (rc)
1682                 goto error;
1683
1684         /*
1685          * Only link the entry to the flow db in the event that cache was not
1686          * used.
1687          */
1688         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1689                 fid_parms.direction = tbl->direction;
1690                 fid_parms.resource_func = tbl->resource_func;
1691                 fid_parms.resource_type = tbl->resource_type;
1692                 fid_parms.critical_resource = tbl->critical_resource;
1693                 fid_parms.resource_hndl = idx;
1694                 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1695                                               parms->tbl_idx,
1696                                               parms->fid,
1697                                               &fid_parms);
1698                 if (rc) {
1699                         BNXT_TF_DBG(ERR,
1700                                     "Failed to link resource to flow rc = %d\n",
1701                                     rc);
1702                         /* Need to free the identifier, so goto error */
1703                         goto error;
1704                 }
1705         } else {
1706                 /*
1707                  * Reset the tcam table opcode to normal in case the next tcam
1708                  * entry does not use cache.
1709                  */
1710                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1711                 parms->cache_ptr = NULL;
1712         }
1713
1714         return 0;
1715 error:
1716         parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1717         free_parms.dir                  = tbl->direction;
1718         free_parms.tcam_tbl_type        = tbl->resource_type;
1719         free_parms.idx                  = idx;
1720         trc = tf_free_tcam_entry(tfp, &free_parms);
1721         if (trc)
1722                 BNXT_TF_DBG(ERR, "Failed to free tcam[%d][%d][%d] on failure\n",
1723                             tbl->resource_type, tbl->direction, idx);
1724
1725         return rc;
1726 }
1727
1728 static int32_t
1729 ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1730                           struct bnxt_ulp_mapper_tbl_info *tbl)
1731 {
1732         struct bnxt_ulp_mapper_class_key_field_info     *kflds;
1733         struct bnxt_ulp_mapper_result_field_info *dflds;
1734         struct ulp_blob key, data;
1735         uint32_t i, num_kflds, num_dflds;
1736         uint16_t tmplen;
1737         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1738         struct ulp_flow_db_res_params   fid_parms = { 0 };
1739         struct tf_insert_em_entry_parms iparms = { 0 };
1740         struct tf_delete_em_entry_parms free_parms = { 0 };
1741         int32_t trc;
1742         enum bnxt_ulp_flow_mem_type mtype = parms->device_params->flow_mem_type;
1743         int32_t rc = 0;
1744         uint32_t encap_flds = 0;
1745
1746         kflds = ulp_mapper_key_fields_get(parms, tbl, &num_kflds);
1747         if (!kflds || !num_kflds) {
1748                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1749                 return -EINVAL;
1750         }
1751
1752         /* Initialize the key/result blobs */
1753         if (!ulp_blob_init(&key, tbl->blob_key_bit_size,
1754                            parms->device_params->byte_order) ||
1755             !ulp_blob_init(&data, tbl->result_bit_size,
1756                            parms->device_params->byte_order)) {
1757                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1758                 return -EINVAL;
1759         }
1760
1761         /* create the key */
1762         for (i = 0; i < num_kflds; i++) {
1763                 /* Setup the key */
1764                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1765                                                       &kflds[i],
1766                                                       &key, 1, "EM Key");
1767                 if (rc) {
1768                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1769                         return rc;
1770                 }
1771         }
1772
1773         /*
1774          * TBD: Normally should process identifiers in case of using recycle or
1775          * loopback.  Not supporting recycle for now.
1776          */
1777
1778         /* Create the result data blob */
1779         dflds = ulp_mapper_result_fields_get(parms, tbl,
1780                                              &num_dflds, &encap_flds);
1781         if (!dflds || !num_dflds || encap_flds) {
1782                 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1783                 return -EINVAL;
1784         }
1785
1786         for (i = 0; i < num_dflds; i++) {
1787                 struct bnxt_ulp_mapper_result_field_info *fld;
1788
1789                 fld = &dflds[i];
1790
1791                 rc = ulp_mapper_result_field_process(parms,
1792                                                      tbl->direction,
1793                                                      fld,
1794                                                      &data,
1795                                                      "EM Result");
1796                 if (rc) {
1797                         BNXT_TF_DBG(ERR, "Failed to set data fields.\n");
1798                         return rc;
1799                 }
1800         }
1801
1802         /* do the transpose for the internal EM keys */
1803         if (tbl->resource_func == BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE)
1804                 ulp_blob_perform_byte_reverse(&key);
1805
1806         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx,
1807                                              &iparms.tbl_scope_id);
1808         if (rc) {
1809                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1810                 return rc;
1811         }
1812
1813         /*
1814          * NOTE: the actual blob size will differ from the size in the tbl
1815          * entry due to the padding.
1816          */
1817         iparms.dup_check                = 0;
1818         iparms.dir                      = tbl->direction;
1819         iparms.mem                      = tbl->resource_type;
1820         iparms.key                      = ulp_blob_data_get(&key, &tmplen);
1821         iparms.key_sz_in_bits           = tbl->key_bit_size;
1822         iparms.em_record                = ulp_blob_data_get(&data, &tmplen);
1823         iparms.em_record_sz_in_bits     = tbl->result_bit_size;
1824
1825         rc = tf_insert_em_entry(tfp, &iparms);
1826         if (rc) {
1827                 BNXT_TF_DBG(ERR, "Failed to insert em entry rc=%d.\n", rc);
1828                 return rc;
1829         }
1830
1831         /* Mark action process */
1832         if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT &&
1833             tbl->resource_type == TF_MEM_EXTERNAL)
1834                 rc = ulp_mapper_mark_gfid_process(parms, tbl, iparms.flow_id);
1835         else if (mtype == BNXT_ULP_FLOW_MEM_TYPE_INT &&
1836                  tbl->resource_type == TF_MEM_INTERNAL)
1837                 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1838         if (rc) {
1839                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1840                 goto error;
1841         }
1842
1843         /* Link the EM resource to the flow in the flow db */
1844         memset(&fid_parms, 0, sizeof(fid_parms));
1845         fid_parms.direction             = tbl->direction;
1846         fid_parms.resource_func         = tbl->resource_func;
1847         fid_parms.resource_type         = tbl->resource_type;
1848         fid_parms.critical_resource     = tbl->critical_resource;
1849         fid_parms.resource_hndl         = iparms.flow_handle;
1850
1851         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1852                                       parms->tbl_idx,
1853                                       parms->fid,
1854                                       &fid_parms);
1855         if (rc) {
1856                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n",
1857                             rc);
1858                 /* Need to free the identifier, so goto error */
1859                 goto error;
1860         }
1861
1862         return 0;
1863 error:
1864         free_parms.dir          = iparms.dir;
1865         free_parms.mem          = iparms.mem;
1866         free_parms.tbl_scope_id = iparms.tbl_scope_id;
1867         free_parms.flow_handle  = iparms.flow_handle;
1868
1869         trc = tf_delete_em_entry(tfp, &free_parms);
1870         if (trc)
1871                 BNXT_TF_DBG(ERR, "Failed to delete EM entry on failed add\n");
1872
1873         return rc;
1874 }
1875
1876 static int32_t
1877 ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1878                              struct bnxt_ulp_mapper_tbl_info *tbl,
1879                              bool is_class_tbl)
1880 {
1881         struct bnxt_ulp_mapper_result_field_info *flds;
1882         struct ulp_flow_db_res_params   fid_parms;
1883         struct ulp_blob data;
1884         uint64_t idx = 0;
1885         uint16_t tmplen;
1886         uint32_t i, num_flds, index, hit;
1887         int32_t rc = 0, trc = 0;
1888         struct tf_alloc_tbl_entry_parms aparms = { 0 };
1889         struct tf_search_tbl_entry_parms srchparms = { 0 };
1890         struct tf_set_tbl_entry_parms   sparms = { 0 };
1891         struct tf_free_tbl_entry_parms  free_parms = { 0 };
1892         uint32_t tbl_scope_id;
1893         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1894         uint16_t bit_size;
1895         uint32_t encap_flds = 0;
1896
1897         /* Get the scope id first */
1898         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx, &tbl_scope_id);
1899         if (rc) {
1900                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1901                 return rc;
1902         }
1903
1904         /* use the max size if encap is enabled */
1905         if (tbl->encap_num_fields)
1906                 bit_size = BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
1907         else
1908                 bit_size = tbl->result_bit_size;
1909
1910         /* Initialize the blob data */
1911         if (!ulp_blob_init(&data, bit_size,
1912                            parms->device_params->byte_order)) {
1913                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
1914                 return -EINVAL;
1915         }
1916
1917         /* Get the result fields list */
1918         if (is_class_tbl)
1919                 flds = ulp_mapper_result_fields_get(parms, tbl, &num_flds,
1920                                                     &encap_flds);
1921         else
1922                 flds = ulp_mapper_act_result_fields_get(parms, tbl, &num_flds,
1923                                                         &encap_flds);
1924
1925         if (!flds || (!num_flds && !encap_flds)) {
1926                 BNXT_TF_DBG(ERR, "template undefined for the index table\n");
1927                 return -EINVAL;
1928         }
1929
1930         /* process the result fields, loop through them */
1931         for (i = 0; i < (num_flds + encap_flds); i++) {
1932                 /* set the swap index if encap swap bit is enabled */
1933                 if (parms->device_params->encap_byte_swap && encap_flds &&
1934                     (i == num_flds))
1935                         ulp_blob_encap_swap_idx_set(&data);
1936
1937                 /* Process the result fields */
1938                 rc = ulp_mapper_result_field_process(parms,
1939                                                      tbl->direction,
1940                                                      &flds[i],
1941                                                      &data,
1942                                                      "Indexed Result");
1943                 if (rc) {
1944                         BNXT_TF_DBG(ERR, "data field failed\n");
1945                         return rc;
1946                 }
1947         }
1948
1949         /* if encap bit swap is enabled perform the bit swap */
1950         if (parms->device_params->encap_byte_swap && encap_flds) {
1951                 ulp_blob_perform_encap_swap(&data);
1952         }
1953
1954         /*
1955          * Check for index opcode, if it is Global then
1956          * no need to allocate the table, just set the table
1957          * and exit since it is not maintained in the flow db.
1958          */
1959         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_GLOBAL) {
1960                 /* get the index from index operand */
1961                 if (tbl->index_operand < BNXT_ULP_GLB_REGFILE_INDEX_LAST &&
1962                     ulp_mapper_glb_resource_read(parms->mapper_data,
1963                                                  tbl->direction,
1964                                                  tbl->index_operand,
1965                                                  &idx)) {
1966                         BNXT_TF_DBG(ERR, "Glbl regfile[%d] read failed.\n",
1967                                     tbl->index_operand);
1968                         return -EINVAL;
1969                 }
1970                 /* set the Tf index table */
1971                 sparms.dir              = tbl->direction;
1972                 sparms.type             = tbl->resource_type;
1973                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
1974                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1975                 sparms.idx              = tfp_be_to_cpu_64(idx);
1976                 sparms.tbl_scope_id     = tbl_scope_id;
1977
1978                 rc = tf_set_tbl_entry(tfp, &sparms);
1979                 if (rc) {
1980                         BNXT_TF_DBG(ERR,
1981                                     "Glbl Set table[%d][%s][%d] failed rc=%d\n",
1982                                     sparms.type,
1983                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
1984                                     sparms.idx,
1985                                     rc);
1986                         return rc;
1987                 }
1988                 return 0; /* success */
1989         }
1990
1991         index = 0;
1992         hit = 0;
1993         /* Perform the tf table allocation by filling the alloc params */
1994         if (tbl->srch_b4_alloc) {
1995                 memset(&srchparms, 0, sizeof(srchparms));
1996                 srchparms.dir = tbl->direction;
1997                 srchparms.type = tbl->resource_type;
1998                 srchparms.alloc = 1;
1999                 srchparms.result = ulp_blob_data_get(&data, &tmplen);
2000                 srchparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2001                 srchparms.tbl_scope_id = tbl_scope_id;
2002                 rc = tf_search_tbl_entry(tfp, &srchparms);
2003                 if (rc) {
2004                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
2005                                     tf_tbl_type_2_str(tbl->resource_type),
2006                                     tf_dir_2_str(tbl->direction), rc);
2007                         return rc;
2008                 }
2009                 if (srchparms.search_status == REJECT) {
2010                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] rejected.\n",
2011                                     tf_tbl_type_2_str(tbl->resource_type),
2012                                     tf_dir_2_str(tbl->direction));
2013                         return -ENOMEM;
2014                 }
2015                 index = srchparms.idx;
2016                 hit = srchparms.hit;
2017         } else {
2018                 aparms.dir              = tbl->direction;
2019                 aparms.type             = tbl->resource_type;
2020                 aparms.search_enable    = tbl->srch_b4_alloc;
2021                 aparms.result           = ulp_blob_data_get(&data, &tmplen);
2022                 aparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2023                 aparms.tbl_scope_id     = tbl_scope_id;
2024
2025                 /* All failures after the alloc succeeds require a free */
2026                 rc = tf_alloc_tbl_entry(tfp, &aparms);
2027                 if (rc) {
2028                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
2029                                     tf_tbl_type_2_str(tbl->resource_type),
2030                                     tf_dir_2_str(tbl->direction), rc);
2031                         return rc;
2032                 }
2033                 index = aparms.idx;
2034         }
2035         /*
2036          * calculate the idx for the result record, for external EM the offset
2037          * needs to be shifted accordingly. If external non-inline table types
2038          * are used then need to revisit this logic.
2039          */
2040         if (tbl->resource_type == TF_TBL_TYPE_EXT)
2041                 idx = TF_ACT_REC_OFFSET_2_PTR(index);
2042         else
2043                 idx = index;
2044
2045         /* Always storing values in Regfile in BE */
2046         idx = tfp_cpu_to_be_64(idx);
2047         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_ALLOCATE) {
2048                 rc = ulp_regfile_write(parms->regfile, tbl->index_operand, idx);
2049                 if (!rc) {
2050                         BNXT_TF_DBG(ERR, "Write regfile[%d] failed\n",
2051                                     tbl->index_operand);
2052                         goto error;
2053                 }
2054         }
2055
2056         /* Perform the tf table set by filling the set params */
2057         if (!tbl->srch_b4_alloc || !hit) {
2058                 sparms.dir              = tbl->direction;
2059                 sparms.type             = tbl->resource_type;
2060                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
2061                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2062                 sparms.idx              = index;
2063                 sparms.tbl_scope_id     = tbl_scope_id;
2064
2065                 rc = tf_set_tbl_entry(tfp, &sparms);
2066                 if (rc) {
2067                         BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2068                                     sparms.type,
2069                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
2070                                     sparms.idx,
2071                                     rc);
2072                         goto error;
2073                 }
2074         }
2075
2076         /* Link the resource to the flow in the flow db */
2077         memset(&fid_parms, 0, sizeof(fid_parms));
2078         fid_parms.direction     = tbl->direction;
2079         fid_parms.resource_func = tbl->resource_func;
2080         fid_parms.resource_type = tbl->resource_type;
2081         fid_parms.resource_sub_type = tbl->resource_sub_type;
2082         fid_parms.resource_hndl = index;
2083         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2084
2085         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2086                                       parms->tbl_idx,
2087                                       parms->fid,
2088                                       &fid_parms);
2089         if (rc) {
2090                 BNXT_TF_DBG(ERR, "Failed to link resource to flow rc = %d\n",
2091                             rc);
2092                 goto error;
2093         }
2094
2095         /* Perform the VF rep action */
2096         rc = ulp_mapper_mark_vfr_idx_process(parms, tbl);
2097         if (rc) {
2098                 BNXT_TF_DBG(ERR, "Failed to add vfr mark rc = %d\n", rc);
2099                 goto error;
2100         }
2101         return rc;
2102 error:
2103         /*
2104          * Free the allocated resource since we failed to either
2105          * write to the entry or link the flow
2106          */
2107         free_parms.dir  = tbl->direction;
2108         free_parms.type = tbl->resource_type;
2109         free_parms.idx  = index;
2110         free_parms.tbl_scope_id = tbl_scope_id;
2111
2112         trc = tf_free_tbl_entry(tfp, &free_parms);
2113         if (trc)
2114                 BNXT_TF_DBG(ERR, "Failed to free tbl entry on failure\n");
2115
2116         return rc;
2117 }
2118
2119 static int32_t
2120 ulp_mapper_cache_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2121                              struct bnxt_ulp_mapper_tbl_info *tbl)
2122 {
2123         struct bnxt_ulp_mapper_class_key_field_info *kflds;
2124         struct bnxt_ulp_mapper_cache_entry *cache_entry;
2125         struct bnxt_ulp_mapper_ident_info *idents;
2126         uint32_t i, num_kflds = 0, num_idents = 0;
2127         struct ulp_flow_db_res_params fid_parms;
2128         struct tf_free_identifier_parms fparms;
2129         uint16_t tmplen, tmp_ident;
2130         struct ulp_blob key;
2131         uint8_t *cache_key;
2132         uint64_t regval;
2133         uint16_t *ckey;
2134         int32_t rc;
2135
2136         /* Get the key fields list and build the key. */
2137         kflds = ulp_mapper_key_fields_get(parms, tbl, &num_kflds);
2138         if (!kflds || !num_kflds) {
2139                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
2140                 return -EINVAL;
2141         }
2142         if (!ulp_blob_init(&key, tbl->key_bit_size,
2143                            parms->device_params->byte_order)) {
2144                 BNXT_TF_DBG(ERR, "Failed to alloc blob\n");
2145                 return -EINVAL;
2146         }
2147         for (i = 0; i < num_kflds; i++) {
2148                 /* Setup the key */
2149                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
2150                                                       &kflds[i],
2151                                                       &key, 1, "Cache Key");
2152                 if (rc) {
2153                         BNXT_TF_DBG(ERR,
2154                                     "Failed to create key for Cache rc=%d\n",
2155                                     rc);
2156                         return -EINVAL;
2157                 }
2158         }
2159
2160         /*
2161          * Perform the lookup in the cache table with constructed key.  The
2162          * cache_key is a byte array of tmplen, it needs to be converted to a
2163          * index for the cache table.
2164          */
2165         cache_key = ulp_blob_data_get(&key, &tmplen);
2166         ckey = (uint16_t *)cache_key;
2167
2168         /*
2169          * The id computed based on resource sub type and direction where
2170          * dir is the bit0 and rest of the bits come from resource
2171          * sub type.
2172          */
2173         cache_entry = ulp_mapper_cache_entry_get(parms->ulp_ctx,
2174                                                  (tbl->resource_sub_type << 1 |
2175                                                  (tbl->direction & 0x1)),
2176                                                  *ckey);
2177
2178         /*
2179          * Get the identifier list for processing by both the hit and miss
2180          * processing.
2181          */
2182         idents = ulp_mapper_ident_fields_get(parms, tbl, &num_idents);
2183
2184         if (!cache_entry->ref_count) {
2185                 /* Initialize the cache entry */
2186                 cache_entry->tcam_idx = 0;
2187                 cache_entry->ref_count = 0;
2188                 for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++)
2189                         cache_entry->idents[i] = ULP_IDENTS_INVALID;
2190
2191                 /* Need to allocate identifiers for storing in the cache. */
2192                 for (i = 0; i < num_idents; i++) {
2193                         /*
2194                          * Since we are using the cache, the identifier does not
2195                          * get added to the flow db.  Pass in the pointer to the
2196                          * tmp_ident.
2197                          */
2198                         rc = ulp_mapper_ident_process(parms, tbl,
2199                                                       &idents[i], &tmp_ident);
2200                         if (rc)
2201                                 goto error;
2202
2203                         cache_entry->ident_types[i] = idents[i].ident_type;
2204                         cache_entry->idents[i] = tmp_ident;
2205                 }
2206
2207                 /* Tell the TCAM processor to alloc an entry */
2208                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC;
2209                 /* Store the cache key for use by the tcam process code */
2210                 parms->cache_ptr = cache_entry;
2211         } else {
2212                 /* Cache hit, get values from result. */
2213                 for (i = 0; i < num_idents; i++) {
2214                         regval = (uint64_t)cache_entry->idents[i];
2215                         if (!ulp_regfile_write(parms->regfile,
2216                                                idents[i].regfile_idx,
2217                                                tfp_cpu_to_be_64(regval))) {
2218                                 BNXT_TF_DBG(ERR,
2219                                             "Failed to write to regfile\n");
2220                                 return -EINVAL;
2221                         }
2222                 }
2223                 /*
2224                  * The cached entry is being used, so let the tcam processing
2225                  * know not to process this table.
2226                  */
2227                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP;
2228         }
2229
2230         /* Made through the cache processing, increment the reference count. */
2231         cache_entry->ref_count++;
2232
2233         /* Link the cache to the flow db. */
2234         memset(&fid_parms, 0, sizeof(fid_parms));
2235         fid_parms.direction = tbl->direction;
2236         fid_parms.resource_func = tbl->resource_func;
2237
2238         /*
2239          * Cache resource type is composed of table_type, resource
2240          * sub type and direction, it needs to set appropriately via setter.
2241          */
2242         ulp_mapper_cache_res_type_set(&fid_parms,
2243                                       tbl->resource_type,
2244                                       (tbl->resource_sub_type << 1 |
2245                                        (tbl->direction & 0x1)));
2246         fid_parms.resource_hndl = (uint64_t)*ckey;
2247         fid_parms.critical_resource = tbl->critical_resource;
2248         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2249                                       parms->tbl_idx,
2250                                       parms->fid,
2251                                       &fid_parms);
2252         if (rc)
2253                 BNXT_TF_DBG(ERR, "Failed to add cache to flow db.\n");
2254
2255         return rc;
2256 error:
2257         /*
2258          * This error handling only gets called when the idents are being
2259          * allocated for the cache on misses.  Using the num_idents that was
2260          * previously set.
2261          */
2262         for (i = 0; i < num_idents; i++) {
2263                 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
2264                         continue;
2265
2266                 fparms.dir = tbl->direction;
2267                 fparms.ident_type = idents[i].ident_type;
2268                 fparms.id = cache_entry->idents[i];
2269                 tf_free_identifier(parms->tfp, &fparms);
2270         }
2271
2272         return rc;
2273 }
2274
2275 static int32_t
2276 ulp_mapper_if_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2277                           struct bnxt_ulp_mapper_tbl_info *tbl)
2278 {
2279         struct bnxt_ulp_mapper_result_field_info *flds;
2280         struct ulp_blob data;
2281         uint64_t idx;
2282         uint16_t tmplen;
2283         uint32_t i, num_flds;
2284         int32_t rc = 0;
2285         struct tf_set_if_tbl_entry_parms iftbl_params = { 0 };
2286         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
2287         uint32_t encap_flds;
2288
2289         /* Initialize the blob data */
2290         if (!ulp_blob_init(&data, tbl->result_bit_size,
2291                            parms->device_params->byte_order)) {
2292                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
2293                 return -EINVAL;
2294         }
2295
2296         /* Get the result fields list */
2297         flds = ulp_mapper_result_fields_get(parms, tbl, &num_flds, &encap_flds);
2298
2299         if (!flds || !num_flds || encap_flds) {
2300                 BNXT_TF_DBG(ERR, "template undefined for the IF table\n");
2301                 return -EINVAL;
2302         }
2303
2304         /* process the result fields, loop through them */
2305         for (i = 0; i < num_flds; i++) {
2306                 /* Process the result fields */
2307                 rc = ulp_mapper_result_field_process(parms,
2308                                                      tbl->direction,
2309                                                      &flds[i],
2310                                                      &data,
2311                                                      "IFtable Result");
2312                 if (rc) {
2313                         BNXT_TF_DBG(ERR, "data field failed\n");
2314                         return rc;
2315                 }
2316         }
2317
2318         /* Get the index details from computed field */
2319         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_COMP_FIELD) {
2320                 idx = ULP_COMP_FLD_IDX_RD(parms, tbl->index_operand);
2321         } else if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_CONSTANT) {
2322                 idx = tbl->index_operand;
2323         } else {
2324                 BNXT_TF_DBG(ERR, "Invalid tbl index opcode\n");
2325                 return -EINVAL;
2326         }
2327
2328         /* Perform the tf table set by filling the set params */
2329         iftbl_params.dir = tbl->direction;
2330         iftbl_params.type = tbl->resource_type;
2331         iftbl_params.data = ulp_blob_data_get(&data, &tmplen);
2332         iftbl_params.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2333         iftbl_params.idx = idx;
2334
2335         rc = tf_set_if_tbl_entry(tfp, &iftbl_params);
2336         if (rc) {
2337                 BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2338                             iftbl_params.type,
2339                             (iftbl_params.dir == TF_DIR_RX) ? "RX" : "TX",
2340                             iftbl_params.idx,
2341                             rc);
2342                 return rc;
2343         }
2344
2345         /*
2346          * TBD: Need to look at the need to store idx in flow db for restore
2347          * the table to its original state on deletion of this entry.
2348          */
2349         return rc;
2350 }
2351
2352 static int32_t
2353 ulp_mapper_glb_resource_info_init(struct bnxt_ulp_context *ulp_ctx,
2354                                   struct bnxt_ulp_mapper_data *mapper_data)
2355 {
2356         struct bnxt_ulp_glb_resource_info *glb_res;
2357         uint32_t num_glb_res_ids, idx;
2358         int32_t rc = 0;
2359
2360         glb_res = ulp_mapper_glb_resource_info_list_get(&num_glb_res_ids);
2361         if (!glb_res || !num_glb_res_ids) {
2362                 BNXT_TF_DBG(ERR, "Invalid Arguments\n");
2363                 return -EINVAL;
2364         }
2365
2366         /* Iterate the global resources and process each one */
2367         for (idx = 0; idx < num_glb_res_ids; idx++) {
2368                 switch (glb_res[idx].resource_func) {
2369                 case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2370                         rc = ulp_mapper_resource_ident_allocate(ulp_ctx,
2371                                                                 mapper_data,
2372                                                                 &glb_res[idx]);
2373                         break;
2374                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2375                         rc = ulp_mapper_resource_index_tbl_alloc(ulp_ctx,
2376                                                                  mapper_data,
2377                                                                  &glb_res[idx]);
2378                         break;
2379                 default:
2380                         BNXT_TF_DBG(ERR, "Global resource %x not supported\n",
2381                                     glb_res[idx].resource_func);
2382                         rc = -EINVAL;
2383                         break;
2384                 }
2385                 if (rc)
2386                         return rc;
2387         }
2388         return rc;
2389 }
2390
2391 /*
2392  * Function to process the conditional opcode of the mapper table.
2393  * returns 1 to skip the table.
2394  * return 0 to continue processing the table.
2395  */
2396 static int32_t
2397 ulp_mapper_tbl_cond_opcode_process(struct bnxt_ulp_mapper_parms *parms,
2398                                    struct bnxt_ulp_mapper_tbl_info *tbl)
2399 {
2400         int32_t rc = 1;
2401
2402         switch (tbl->cond_opcode) {
2403         case BNXT_ULP_COND_OPCODE_NOP:
2404                 rc = 0;
2405                 break;
2406         case BNXT_ULP_COND_OPCODE_COMP_FIELD_IS_SET:
2407                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2408                     ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2409                         rc = 0;
2410                 break;
2411         case BNXT_ULP_COND_OPCODE_ACTION_BIT_IS_SET:
2412                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2413                                      tbl->cond_operand))
2414                         rc = 0;
2415                 break;
2416         case BNXT_ULP_COND_OPCODE_HDR_BIT_IS_SET:
2417                 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2418                                      tbl->cond_operand))
2419                         rc = 0;
2420                 break;
2421         case BNXT_ULP_COND_OPCODE_COMP_FIELD_NOT_SET:
2422                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2423                     !ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2424                         rc = 0;
2425                 break;
2426         case BNXT_ULP_COND_OPCODE_ACTION_BIT_NOT_SET:
2427                 if (!ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2428                                       tbl->cond_operand))
2429                         rc = 0;
2430                 break;
2431         case BNXT_ULP_COND_OPCODE_HDR_BIT_NOT_SET:
2432                 if (!ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2433                                       tbl->cond_operand))
2434                         rc = 0;
2435                 break;
2436         default:
2437                 BNXT_TF_DBG(ERR,
2438                             "Invalid arg in mapper tbl for cond opcode\n");
2439                 break;
2440         }
2441         return rc;
2442 }
2443
2444 /*
2445  * Function to process the action template. Iterate through the list
2446  * action info templates and process it.
2447  */
2448 static int32_t
2449 ulp_mapper_action_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2450 {
2451         uint32_t        i;
2452         int32_t         rc = 0;
2453         struct bnxt_ulp_mapper_tbl_info *tbl;
2454
2455         if (!parms->atbls || !parms->num_atbls) {
2456                 BNXT_TF_DBG(ERR, "No action tables for template[%d][%d].\n",
2457                             parms->dev_id, parms->act_tid);
2458                 return -EINVAL;
2459         }
2460
2461         for (i = 0; i < parms->num_atbls; i++) {
2462                 tbl = &parms->atbls[i];
2463                 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2464                         continue;
2465
2466                 switch (tbl->resource_func) {
2467                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2468                         rc = ulp_mapper_index_tbl_process(parms, tbl, false);
2469                         if (rc) {
2470                                 BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2471                                             tbl->resource_func);
2472                                 return rc;
2473                         }
2474                         break;
2475                 default:
2476                         BNXT_TF_DBG(ERR, "Unexpected action resource %d\n",
2477                                     tbl->resource_func);
2478                         return -EINVAL;
2479                 }
2480         }
2481
2482         return rc;
2483 }
2484
2485 /* Create the classifier table entries for a flow. */
2486 static int32_t
2487 ulp_mapper_class_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2488 {
2489         uint32_t        i;
2490         int32_t         rc = 0;
2491
2492         if (!parms)
2493                 return -EINVAL;
2494
2495         if (!parms->ctbls || !parms->num_ctbls) {
2496                 BNXT_TF_DBG(ERR, "No class tables for template[%d][%d].\n",
2497                             parms->dev_id, parms->class_tid);
2498                 return -EINVAL;
2499         }
2500
2501         for (i = 0; i < parms->num_ctbls; i++) {
2502                 struct bnxt_ulp_mapper_tbl_info *tbl = &parms->ctbls[i];
2503
2504                 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2505                         continue;
2506
2507                 switch (tbl->resource_func) {
2508                 case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2509                         rc = ulp_mapper_tcam_tbl_process(parms, tbl);
2510                         break;
2511                 case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2512                 case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2513                         rc = ulp_mapper_em_tbl_process(parms, tbl);
2514                         break;
2515                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2516                         rc = ulp_mapper_index_tbl_process(parms, tbl, true);
2517                         break;
2518                 case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2519                         rc = ulp_mapper_cache_tbl_process(parms, tbl);
2520                         break;
2521                 case BNXT_ULP_RESOURCE_FUNC_IF_TABLE:
2522                         rc = ulp_mapper_if_tbl_process(parms, tbl);
2523                         break;
2524                 default:
2525                         BNXT_TF_DBG(ERR, "Unexpected class resource %d\n",
2526                                     tbl->resource_func);
2527                         return -EINVAL;
2528                 }
2529
2530                 if (rc) {
2531                         BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2532                                     tbl->resource_func);
2533                         return rc;
2534                 }
2535         }
2536
2537         return rc;
2538 }
2539
2540 static int32_t
2541 ulp_mapper_resource_free(struct bnxt_ulp_context *ulp,
2542                          struct ulp_flow_db_res_params *res)
2543 {
2544         struct tf *tfp;
2545         int32_t rc = 0;
2546
2547         if (!res || !ulp) {
2548                 BNXT_TF_DBG(ERR, "Unable to free resource\n ");
2549                 return -EINVAL;
2550         }
2551
2552         tfp = bnxt_ulp_cntxt_tfp_get(ulp);
2553         if (!tfp) {
2554                 BNXT_TF_DBG(ERR, "Unable to free resource failed to get tfp\n");
2555                 return -EINVAL;
2556         }
2557
2558         switch (res->resource_func) {
2559         case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2560                 rc = ulp_mapper_cache_entry_free(ulp, tfp, res);
2561                 break;
2562         case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2563                 rc = ulp_mapper_tcam_entry_free(ulp, tfp, res);
2564                 break;
2565         case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2566         case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2567                 rc = ulp_mapper_em_entry_free(ulp, tfp, res);
2568                 break;
2569         case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2570                 rc = ulp_mapper_index_entry_free(ulp, tfp, res);
2571                 break;
2572         case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2573                 rc = ulp_mapper_ident_free(ulp, tfp, res);
2574                 break;
2575         case BNXT_ULP_RESOURCE_FUNC_HW_FID:
2576                 rc = ulp_mapper_mark_free(ulp, res);
2577                 break;
2578         default:
2579                 break;
2580         }
2581
2582         return rc;
2583 }
2584
2585 int32_t
2586 ulp_mapper_resources_free(struct bnxt_ulp_context       *ulp_ctx,
2587                           uint32_t fid,
2588                           enum bnxt_ulp_flow_db_tables  tbl_type)
2589 {
2590         struct ulp_flow_db_res_params   res_parms = { 0 };
2591         int32_t                         rc, trc;
2592
2593         if (!ulp_ctx) {
2594                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2595                 return -EINVAL;
2596         }
2597
2598         /*
2599          * Set the critical resource on the first resource del, then iterate
2600          * while status is good
2601          */
2602         res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_YES;
2603         rc = ulp_flow_db_resource_del(ulp_ctx, tbl_type, fid, &res_parms);
2604
2605         if (rc) {
2606                 /*
2607                  * This is unexpected on the first call to resource del.
2608                  * It likely means that the flow did not exist in the flow db.
2609                  */
2610                 BNXT_TF_DBG(ERR, "Flow[%d][0x%08x] failed to free (rc=%d)\n",
2611                             tbl_type, fid, rc);
2612                 return rc;
2613         }
2614
2615         while (!rc) {
2616                 trc = ulp_mapper_resource_free(ulp_ctx, &res_parms);
2617                 if (trc)
2618                         /*
2619                          * On fail, we still need to attempt to free the
2620                          * remaining resources.  Don't return
2621                          */
2622                         BNXT_TF_DBG(ERR,
2623                                     "Flow[%d][0x%x] Res[%d][0x%016" PRIx64
2624                                     "] failed rc=%d.\n",
2625                                     tbl_type, fid, res_parms.resource_func,
2626                                     res_parms.resource_hndl, trc);
2627
2628                 /* All subsequent call require the non-critical_resource */
2629                 res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2630
2631                 rc = ulp_flow_db_resource_del(ulp_ctx,
2632                                               tbl_type,
2633                                               fid,
2634                                               &res_parms);
2635         }
2636
2637         /* Free the Flow ID since we've removed all resources */
2638         rc = ulp_flow_db_fid_free(ulp_ctx, tbl_type, fid);
2639
2640         return rc;
2641 }
2642
2643 static void
2644 ulp_mapper_glb_resource_info_deinit(struct bnxt_ulp_context *ulp_ctx,
2645                                     struct bnxt_ulp_mapper_data *mapper_data)
2646 {
2647         struct bnxt_ulp_mapper_glb_resource_entry *ent;
2648         struct ulp_flow_db_res_params res;
2649         uint32_t dir, idx;
2650
2651         /* Iterate the global resources and process each one */
2652         for (dir = TF_DIR_RX; dir < TF_DIR_MAX; dir++) {
2653                 for (idx = 0; idx < BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
2654                       idx++) {
2655                         ent = &mapper_data->glb_res_tbl[dir][idx];
2656                         if (ent->resource_func ==
2657                             BNXT_ULP_RESOURCE_FUNC_INVALID)
2658                                 continue;
2659                         memset(&res, 0, sizeof(struct ulp_flow_db_res_params));
2660                         res.resource_func = ent->resource_func;
2661                         res.direction = dir;
2662                         res.resource_type = ent->resource_type;
2663                         /*convert it from BE to cpu */
2664                         res.resource_hndl =
2665                                 tfp_be_to_cpu_64(ent->resource_hndl);
2666                         ulp_mapper_resource_free(ulp_ctx, &res);
2667                 }
2668         }
2669 }
2670
2671 int32_t
2672 ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx, uint32_t fid,
2673                         enum bnxt_ulp_flow_db_tables flow_tbl_type)
2674 {
2675         int32_t rc;
2676
2677         if (!ulp_ctx) {
2678                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2679                 return -EINVAL;
2680         }
2681         if (bnxt_ulp_cntxt_acquire_fdb_lock(ulp_ctx)) {
2682                 BNXT_TF_DBG(ERR, "Flow db lock acquire failed\n");
2683                 return -EINVAL;
2684         }
2685
2686         rc = ulp_mapper_resources_free(ulp_ctx, fid, flow_tbl_type);
2687         bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2688         return rc;
2689
2690 }
2691
2692 /* Function to handle the default global templates that are allocated during
2693  * the startup and reused later.
2694  */
2695 static int32_t
2696 ulp_mapper_glb_template_table_init(struct bnxt_ulp_context *ulp_ctx)
2697 {
2698         uint32_t *glbl_tmpl_list;
2699         uint32_t num_glb_tmpls, idx, dev_id;
2700         struct bnxt_ulp_mapper_parms parms;
2701         struct bnxt_ulp_mapper_data *mapper_data;
2702         int32_t rc = 0;
2703
2704         glbl_tmpl_list = ulp_mapper_glb_template_table_get(&num_glb_tmpls);
2705         if (!glbl_tmpl_list || !num_glb_tmpls)
2706                 return rc; /* No global templates to process */
2707
2708         /* Get the device id from the ulp context */
2709         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &dev_id)) {
2710                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2711                 return -EINVAL;
2712         }
2713
2714         mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2715         if (!mapper_data) {
2716                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2717                 return -EINVAL;
2718         }
2719
2720         /* Iterate the global resources and process each one */
2721         for (idx = 0; idx < num_glb_tmpls; idx++) {
2722                 /* Initialize the parms structure */
2723                 memset(&parms, 0, sizeof(parms));
2724                 parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2725                 parms.ulp_ctx = ulp_ctx;
2726                 parms.dev_id = dev_id;
2727                 parms.mapper_data = mapper_data;
2728
2729                 /* Get the class table entry from dev id and class id */
2730                 parms.class_tid = glbl_tmpl_list[idx];
2731
2732                 parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2733                 if (!parms.device_params) {
2734                         BNXT_TF_DBG(ERR, "No device for device id %d\n",
2735                                     parms.dev_id);
2736                         return -EINVAL;
2737                 }
2738                 parms.ctbls = ulp_mapper_class_tbl_list_get(&parms,
2739                                                             parms.class_tid,
2740                                                             &parms.num_ctbls,
2741                                                             &parms.tbl_idx);
2742                 if (!parms.ctbls || !parms.num_ctbls) {
2743                         BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2744                                     parms.dev_id, parms.class_tid);
2745                         return -EINVAL;
2746                 }
2747                 rc = ulp_mapper_class_tbls_process(&parms);
2748                 if (rc) {
2749                         BNXT_TF_DBG(ERR,
2750                                     "class tables failed creation for %d:%d\n",
2751                                     parms.dev_id, parms.class_tid);
2752                         return rc;
2753                 }
2754         }
2755         return rc;
2756 }
2757
2758 /* Function to handle the mapping of the Flow to be compatible
2759  * with the underlying hardware.
2760  */
2761 int32_t
2762 ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx,
2763                        struct bnxt_ulp_mapper_create_parms *cparms,
2764                        uint32_t *flowid)
2765 {
2766         struct bnxt_ulp_mapper_parms parms;
2767         struct ulp_regfile regfile;
2768         int32_t  rc, trc;
2769
2770         if (!ulp_ctx || !cparms)
2771                 return -EINVAL;
2772
2773         /* Initialize the parms structure */
2774         memset(&parms, 0, sizeof(parms));
2775         parms.act_prop = cparms->act_prop;
2776         parms.act_bitmap = cparms->act;
2777         parms.hdr_bitmap = cparms->hdr_bitmap;
2778         parms.regfile = &regfile;
2779         parms.hdr_field = cparms->hdr_field;
2780         parms.comp_fld = cparms->comp_fld;
2781         parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2782         parms.ulp_ctx = ulp_ctx;
2783         parms.tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
2784         parms.act_tid = cparms->act_tid;
2785         parms.class_tid = cparms->class_tid;
2786
2787         /* Get the device id from the ulp context */
2788         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &parms.dev_id)) {
2789                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2790                 return -EINVAL;
2791         }
2792
2793         /* Get the device params, it will be used in later processing */
2794         parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2795         if (!parms.device_params) {
2796                 BNXT_TF_DBG(ERR, "No device parms for device id %d\n",
2797                             parms.dev_id);
2798                 return -EINVAL;
2799         }
2800
2801         /*
2802          * Get the mapper data for dynamic mapper data such as default
2803          * ids.
2804          */
2805         parms.mapper_data = (struct bnxt_ulp_mapper_data *)
2806                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2807         if (!parms.mapper_data) {
2808                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2809                 return -EINVAL;
2810         }
2811
2812         /* Get the action table entry from device id and act context id */
2813         /*
2814          * Perform the action table get only if act template is not zero
2815          * for act template zero like for default rules ignore the action
2816          * table processing.
2817          */
2818         if (parms.act_tid) {
2819                 parms.atbls = ulp_mapper_action_tbl_list_get(&parms,
2820                                                              parms.act_tid,
2821                                                              &parms.num_atbls);
2822                 if (!parms.atbls || !parms.num_atbls) {
2823                         BNXT_TF_DBG(ERR, "No action tables for %d:%d\n",
2824                                     parms.dev_id, parms.act_tid);
2825                         return -EINVAL;
2826                 }
2827         }
2828
2829         /* Get the class table entry from device id and act context id */
2830         parms.ctbls = ulp_mapper_class_tbl_list_get(&parms,
2831                                                     parms.class_tid,
2832                                                     &parms.num_ctbls,
2833                                                     &parms.tbl_idx);
2834         if (!parms.ctbls || !parms.num_ctbls) {
2835                 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2836                             parms.dev_id, parms.class_tid);
2837                 return -EINVAL;
2838         }
2839
2840         /* initialize the registry file for further processing */
2841         if (!ulp_regfile_init(parms.regfile)) {
2842                 BNXT_TF_DBG(ERR, "regfile initialization failed.\n");
2843                 return -EINVAL;
2844         }
2845
2846         rc = ulp_regfile_write(parms.regfile,
2847                                BNXT_ULP_REGFILE_INDEX_CLASS_TID,
2848                                tfp_cpu_to_be_64((uint64_t)parms.class_tid));
2849         if (!rc) {
2850                 BNXT_TF_DBG(ERR, "Unable to write template ID to regfile\n");
2851                 return -EINVAL;
2852         }
2853
2854         /* Protect flow creation */
2855         if (bnxt_ulp_cntxt_acquire_fdb_lock(ulp_ctx)) {
2856                 BNXT_TF_DBG(ERR, "Flow db lock acquire failed\n");
2857                 return -EINVAL;
2858         }
2859
2860         /* Allocate a Flow ID for attaching all resources for the flow to.
2861          * Once allocated, all errors have to walk the list of resources and
2862          * free each of them.
2863          */
2864         rc = ulp_flow_db_fid_alloc(ulp_ctx,
2865                                    parms.tbl_idx,
2866                                    cparms->func_id,
2867                                    &parms.fid);
2868         if (rc) {
2869                 BNXT_TF_DBG(ERR, "Unable to allocate flow table entry\n");
2870                 bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2871                 return rc;
2872         }
2873
2874         /* Process the action template list from the selected action table*/
2875         if (parms.act_tid) {
2876                 rc = ulp_mapper_action_tbls_process(&parms);
2877                 if (rc) {
2878                         BNXT_TF_DBG(ERR,
2879                                     "action tables failed creation for %d:%d\n",
2880                                     parms.dev_id, parms.act_tid);
2881                         goto flow_error;
2882                 }
2883         }
2884
2885         /* All good. Now process the class template */
2886         rc = ulp_mapper_class_tbls_process(&parms);
2887         if (rc) {
2888                 BNXT_TF_DBG(ERR, "class tables failed creation for %d:%d\n",
2889                             parms.dev_id, parms.class_tid);
2890                 goto flow_error;
2891         }
2892
2893         *flowid = parms.fid;
2894         bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2895
2896         return rc;
2897
2898 flow_error:
2899         bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2900         /* Free all resources that were allocated during flow creation */
2901         trc = ulp_mapper_flow_destroy(ulp_ctx, parms.fid,
2902                                       BNXT_ULP_REGULAR_FLOW_TABLE);
2903         if (trc)
2904                 BNXT_TF_DBG(ERR, "Failed to free all resources rc=%d\n", trc);
2905
2906         return rc;
2907 }
2908
2909 int32_t
2910 ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx)
2911 {
2912         struct bnxt_ulp_cache_tbl_params *tbl;
2913         struct bnxt_ulp_mapper_data *data;
2914         uint32_t i;
2915         struct tf *tfp;
2916         int32_t rc, csize;
2917
2918         if (!ulp_ctx)
2919                 return -EINVAL;
2920
2921         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2922         if (!tfp)
2923                 return -EINVAL;
2924
2925         data = rte_zmalloc("ulp_mapper_data",
2926                            sizeof(struct bnxt_ulp_mapper_data), 0);
2927         if (!data) {
2928                 BNXT_TF_DBG(ERR, "Failed to allocate the mapper data\n");
2929                 return -ENOMEM;
2930         }
2931
2932         if (bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, data)) {
2933                 BNXT_TF_DBG(ERR, "Failed to set mapper data in context\n");
2934                 /* Don't call deinit since the prof_func wasn't allocated. */
2935                 rte_free(data);
2936                 return -ENOMEM;
2937         }
2938
2939         /* Allocate the global resource ids */
2940         rc = ulp_mapper_glb_resource_info_init(ulp_ctx, data);
2941         if (rc) {
2942                 BNXT_TF_DBG(ERR, "Failed to initialize global resource ids\n");
2943                 goto error;
2944         }
2945
2946         /* Allocate the ulp cache tables. */
2947         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2948                 tbl = ulp_mapper_cache_tbl_params_get(i);
2949                 if (!tbl) {
2950                         BNXT_TF_DBG(ERR, "Failed to get cache table parms (%d)",
2951                                     i);
2952                         goto error;
2953                 }
2954                 if (tbl->num_entries != 0) {
2955                         csize = sizeof(struct bnxt_ulp_mapper_cache_entry) *
2956                                 tbl->num_entries;
2957                         data->cache_tbl[i] = rte_zmalloc("ulp mapper cache tbl",
2958                                                          csize, 0);
2959                         if (!data->cache_tbl[i]) {
2960                                 BNXT_TF_DBG(ERR, "Failed to allocate Cache "
2961                                             "table %d.\n", i);
2962                                 rc = -ENOMEM;
2963                                 goto error;
2964                         }
2965                 }
2966         }
2967
2968         rc = ulp_mapper_glb_template_table_init(ulp_ctx);
2969         if (rc) {
2970                 BNXT_TF_DBG(ERR, "Failed to initialize global templates\n");
2971                 goto error;
2972         }
2973
2974         return 0;
2975 error:
2976         /* Ignore the return code in favor of returning the original error. */
2977         ulp_mapper_deinit(ulp_ctx);
2978         return rc;
2979 }
2980
2981 void
2982 ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx)
2983 {
2984         struct bnxt_ulp_mapper_data *data;
2985         uint32_t i;
2986         struct tf *tfp;
2987
2988         if (!ulp_ctx) {
2989                 BNXT_TF_DBG(ERR,
2990                             "Failed to acquire ulp context, so data may "
2991                             "not be released.\n");
2992                 return;
2993         }
2994
2995         data = (struct bnxt_ulp_mapper_data *)
2996                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2997         if (!data) {
2998                 /* Go ahead and return since there is no allocated data. */
2999                 BNXT_TF_DBG(ERR, "No data appears to have been allocated.\n");
3000                 return;
3001         }
3002
3003         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
3004         if (!tfp) {
3005                 BNXT_TF_DBG(ERR, "Failed to acquire tfp.\n");
3006                 /* Free the mapper data regardless of errors. */
3007                 goto free_mapper_data;
3008         }
3009
3010         /* Free the global resource info table entries */
3011         ulp_mapper_glb_resource_info_deinit(ulp_ctx, data);
3012
3013 free_mapper_data:
3014         /* Free the ulp cache tables */
3015         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
3016                 rte_free(data->cache_tbl[i]);
3017                 data->cache_tbl[i] = NULL;
3018         }
3019
3020         rte_free(data);
3021         /* Reset the data pointer within the ulp_ctx. */
3022         bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, NULL);
3023 }