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_mapper.h"
  18 #include "ulp_flow_db.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 a list of classifier tables that implement the flow
 221  * Gets a device dependent list of tables that implement the class template id
 222  *
 223  * mparms [in] The mappers parms with data related to the flow.
 224  *
 225  * tid [in] The template id that matches the flow
 226  *
 227  * num_tbls [out] The number of classifier tables in the returned array
 228  *
 229  * returns An array of classifier tables to implement the flow, or NULL on
 230  * error
 231  */
 232 static struct bnxt_ulp_mapper_tbl_info *
 233 ulp_mapper_tbl_list_get(struct bnxt_ulp_mapper_parms *mparms,
 234                         uint32_t tid,
 235                         uint32_t *num_tbls)
 236 {
 237         uint32_t idx;
 238         const struct ulp_template_device_tbls *dev_tbls;
 239
 240         dev_tbls = &mparms->device_params->dev_tbls[mparms->tmpl_type];
 241
 242         idx = dev_tbls->tmpl_list[tid].start_tbl_idx;
 243         *num_tbls = dev_tbls->tmpl_list[tid].num_tbls;
 244
 245         return &dev_tbls->tbl_list[idx];
 246 }
 247
 248 /*
 249  * Get the list of key fields that implement the flow.
 250  *
 251  * mparms [in] The mapper parms with information about the flow
 252  *
 253  * tbl [in] A single table instance to get the key fields from
 254  *
 255  * num_flds [out] The number of key fields in the returned array
 256  *
 257  * Returns array of Key fields, or NULL on error.
 258  */
 259 static struct bnxt_ulp_mapper_key_field_info *
 260 ulp_mapper_key_fields_get(struct bnxt_ulp_mapper_parms *mparms,
 261                           struct bnxt_ulp_mapper_tbl_info *tbl,
 262                           uint32_t *num_flds)
 263 {
 264         uint32_t idx;
 265         const struct ulp_template_device_tbls *dev_tbls;
 266
 267         dev_tbls = &mparms->device_params->dev_tbls[mparms->tmpl_type];
 268         if (!dev_tbls->key_field_list) {
 269                 *num_flds = 0;
 270                 return NULL;
 271         }
 272
 273         idx             = tbl->key_start_idx;
 274         *num_flds       = tbl->key_num_fields;
 275
 276         return &dev_tbls->key_field_list[idx];
 277 }
 278
 279 /*
 280  * Get the list of data fields that implement the flow.
 281  *
 282  * mparms [in] The mapper parms with information about the flow
 283  *
 284  * tbl [in] A single table instance to get the data fields from
 285  *
 286  * num_flds [out] The number of data fields in the returned array.
 287  *
 288  * num_encap_flds [out] The number of encap fields in the returned array.
 289  *
 290  * Returns array of data fields, or NULL on error.
 291  */
 292 static struct bnxt_ulp_mapper_result_field_info *
 293 ulp_mapper_result_fields_get(struct bnxt_ulp_mapper_parms *mparms,
 294                              struct bnxt_ulp_mapper_tbl_info *tbl,
 295                              uint32_t *num_flds,
 296                              uint32_t *num_encap_flds)
 297 {
 298         uint32_t idx;
 299         const struct ulp_template_device_tbls *dev_tbls;
 300
 301         dev_tbls = &mparms->device_params->dev_tbls[mparms->tmpl_type];
 302         if (!dev_tbls->result_field_list) {
 303                 *num_flds = 0;
 304                 *num_encap_flds = 0;
 305                 return NULL;
 306         }
 307
 308         idx             = tbl->result_start_idx;
 309         *num_flds       = tbl->result_num_fields;
 310         *num_encap_flds = tbl->encap_num_fields;
 311
 312         return &dev_tbls->result_field_list[idx];
 313 }
 314
 315 /*
 316  * Get the list of ident fields that implement the flow
 317  *
 318  * tbl [in] A single table instance to get the ident fields from
 319  *
 320  * num_flds [out] The number of ident fields in the returned array
 321  *
 322  * returns array of ident fields, or NULL on error
 323  */
 324 static struct bnxt_ulp_mapper_ident_info *
 325 ulp_mapper_ident_fields_get(struct bnxt_ulp_mapper_parms *mparms,
 326                             struct bnxt_ulp_mapper_tbl_info *tbl,
 327                             uint32_t *num_flds)
 328 {
 329         uint32_t idx;
 330         const struct ulp_template_device_tbls *dev_tbls;
 331
 332         dev_tbls = &mparms->device_params->dev_tbls[mparms->tmpl_type];
 333         if (!dev_tbls->ident_list) {
 334                 *num_flds = 0;
 335                 return NULL;
 336         }
 337
 338         idx = tbl->ident_start_idx;
 339         *num_flds = tbl->ident_nums;
 340
 341         return &dev_tbls->ident_list[idx];
 342 }
 343
 344 static struct bnxt_ulp_mapper_cache_entry *
 345 ulp_mapper_cache_entry_get(struct bnxt_ulp_context *ulp,
 346                            uint32_t id,
 347                            uint16_t key)
 348 {
 349         struct bnxt_ulp_mapper_data *mapper_data;
 350
 351         mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp);
 352         if (!mapper_data || id >= BNXT_ULP_CACHE_TBL_MAX_SZ ||
 353             !mapper_data->cache_tbl[id]) {
 354                 BNXT_TF_DBG(ERR, "Unable to acquire the cache tbl (%d)\n", id);
 355                 return NULL;
 356         }
 357
 358         return &mapper_data->cache_tbl[id][key];
 359 }
 360
 361 /*
 362  * Concatenates the tbl_type and tbl_id into a 32bit value for storing in the
 363  * resource_type.  This is done to conserve memory since both the tbl_type and
 364  * tbl_id are 16bit.
 365  */
 366 static inline void
 367 ulp_mapper_cache_res_type_set(struct ulp_flow_db_res_params *res,
 368                               uint16_t tbl_type,
 369                               uint16_t tbl_id)
 370 {
 371         res->resource_type = tbl_type;
 372         res->resource_sub_type = tbl_id;
 373 }
 374
 375 /* Extracts the tbl_type and tbl_id from the 32bit resource type. */
 376 static inline void
 377 ulp_mapper_cache_res_type_get(struct ulp_flow_db_res_params *res,
 378                               uint16_t *tbl_type,
 379                               uint16_t *tbl_id)
 380 {
 381         *tbl_type = res->resource_type;
 382         *tbl_id = res->resource_sub_type;
 383 }
 384
 385 static int32_t
 386 ulp_mapper_cache_entry_free(struct bnxt_ulp_context *ulp,
 387                             struct tf *tfp,
 388                             struct ulp_flow_db_res_params *res)
 389 {
 390         struct bnxt_ulp_mapper_cache_entry *cache_entry;
 391         struct tf_free_identifier_parms ident_parms;
 392         struct tf_free_tcam_entry_parms tcam_parms;
 393         uint16_t table_id, table_type;
 394         int32_t rc, trc, i;
 395
 396         /*
 397          * The table id, used for cache, and table_type, used for tcam, are
 398          * both encoded within the resource.  We must first extract them to
 399          * formulate the args for tf calls.
 400          */
 401         ulp_mapper_cache_res_type_get(res, &table_type, &table_id);
 402         cache_entry = ulp_mapper_cache_entry_get(ulp, table_id,
 403                                                  (uint16_t)res->resource_hndl);
 404         if (!cache_entry || !cache_entry->ref_count) {
 405                 BNXT_TF_DBG(ERR, "Cache entry (%d:%d) not valid on free.\n",
 406                             table_id, (uint16_t)res->resource_hndl);
 407                 return -EINVAL;
 408         }
 409
 410         /*
 411          * See if we need to delete the entry.  The tcam and identifiers are all
 412          * tracked by the cached entries reference count.  All are deleted when
 413          * the reference count hit zero.
 414          */
 415         cache_entry->ref_count--;
 416         if (cache_entry->ref_count)
 417                 return 0;
 418
 419         /*
 420          * Need to delete the tcam entry and the allocated identifiers.
 421          * In the event of a failure, need to try to delete the remaining
 422          * resources before returning error.
 423          */
 424         tcam_parms.dir = res->direction;
 425         tcam_parms.tcam_tbl_type = table_type;
 426         tcam_parms.idx = cache_entry->tcam_idx;
 427         rc = tf_free_tcam_entry(tfp, &tcam_parms);
 428         if (rc)
 429                 BNXT_TF_DBG(ERR, "Failed to free tcam [%d][%s][0x%04x] rc=%d\n",
 430                             table_type,
 431                             (res->direction == TF_DIR_RX) ? "RX" : "TX",
 432                             tcam_parms.idx, rc);
 433
 434         /*
 435          * Free the identifiers associated with the tcam entry.  Entries with
 436          * negative one are considered uninitialized.
 437          */
 438         for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++) {
 439                 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
 440                         continue;
 441
 442                 ident_parms.dir = res->direction;
 443                 ident_parms.ident_type = cache_entry->ident_types[i];
 444                 ident_parms.id = cache_entry->idents[i];
 445                 trc = tf_free_identifier(tfp, &ident_parms);
 446                 if (trc) {
 447                         BNXT_TF_DBG(ERR, "Failed to free identifier "
 448                                     "[%d][%s][0x%04x] rc=%d\n",
 449                                     ident_parms.ident_type,
 450                                     (res->direction == TF_DIR_RX) ? "RX" : "TX",
 451                                     ident_parms.id, trc);
 452                         rc = trc;
 453                 }
 454         }
 455
 456         return rc;
 457 }
 458
 459 static inline int32_t
 460 ulp_mapper_tcam_entry_free(struct bnxt_ulp_context *ulp  __rte_unused,
 461                            struct tf *tfp,
 462                            struct ulp_flow_db_res_params *res)
 463 {
 464         struct tf_free_tcam_entry_parms fparms = {
 465                 .dir            = res->direction,
 466                 .tcam_tbl_type  = res->resource_type,
 467                 .idx            = (uint16_t)res->resource_hndl
 468         };
 469
 470         return tf_free_tcam_entry(tfp, &fparms);
 471 }
 472
 473 static inline int32_t
 474 ulp_mapper_index_entry_free(struct bnxt_ulp_context *ulp,
 475                             struct tf *tfp,
 476                             struct ulp_flow_db_res_params *res)
 477 {
 478         struct tf_free_tbl_entry_parms fparms = {
 479                 .dir    = res->direction,
 480                 .type   = res->resource_type,
 481                 .idx    = (uint32_t)res->resource_hndl
 482         };
 483
 484         /*
 485          * Just get the table scope, it will be ignored if not necessary
 486          * by the tf_free_tbl_entry
 487          */
 488         (void)bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
 489
 490         return tf_free_tbl_entry(tfp, &fparms);
 491 }
 492
 493 static inline int32_t
 494 ulp_mapper_em_entry_free(struct bnxt_ulp_context *ulp,
 495                          struct tf *tfp,
 496                          struct ulp_flow_db_res_params *res)
 497 {
 498         struct tf_delete_em_entry_parms fparms = { 0 };
 499         int32_t rc;
 500
 501         fparms.dir              = res->direction;
 502         if (res->resource_func == BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE)
 503                 fparms.mem = TF_MEM_EXTERNAL;
 504         else
 505                 fparms.mem = TF_MEM_INTERNAL;
 506         fparms.flow_handle      = res->resource_hndl;
 507
 508         rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
 509         if (rc) {
 510                 BNXT_TF_DBG(ERR, "Failed to get table scope\n");
 511                 return -EINVAL;
 512         }
 513
 514         return tf_delete_em_entry(tfp, &fparms);
 515 }
 516
 517 static inline int32_t
 518 ulp_mapper_ident_free(struct bnxt_ulp_context *ulp __rte_unused,
 519                       struct tf *tfp,
 520                       struct ulp_flow_db_res_params *res)
 521 {
 522         struct tf_free_identifier_parms fparms = {
 523                 .dir            = res->direction,
 524                 .ident_type     = res->resource_type,
 525                 .id             = (uint16_t)res->resource_hndl
 526         };
 527
 528         return tf_free_identifier(tfp, &fparms);
 529 }
 530
 531 static inline int32_t
 532 ulp_mapper_mark_free(struct bnxt_ulp_context *ulp,
 533                      struct ulp_flow_db_res_params *res)
 534 {
 535         return ulp_mark_db_mark_del(ulp,
 536                                     res->resource_type,
 537                                     res->resource_hndl);
 538 }
 539
 540
 541 static inline int32_t
 542 ulp_mapper_parent_flow_free(struct bnxt_ulp_context *ulp,
 543                             uint32_t parent_fid,
 544                             struct ulp_flow_db_res_params *res)
 545 {
 546         uint32_t idx, child_fid = 0, parent_idx;
 547         struct bnxt_ulp_flow_db *flow_db;
 548
 549         parent_idx = (uint32_t)res->resource_hndl;
 550
 551         /* check the validity of the parent fid */
 552         if (ulp_flow_db_parent_flow_idx_get(ulp, parent_fid, &idx) ||
 553             idx != parent_idx) {
 554                 BNXT_TF_DBG(ERR, "invalid parent flow id %x\n", parent_fid);
 555                 return -EINVAL;
 556         }
 557
 558         /* Clear all the child flows parent index */
 559         flow_db = bnxt_ulp_cntxt_ptr2_flow_db_get(ulp);
 560         while (!ulp_flow_db_parent_child_flow_next_entry_get(flow_db, idx,
 561                                                              &child_fid)) {
 562                 /* update the child flows resource handle */
 563                 if (ulp_flow_db_child_flow_reset(ulp, BNXT_ULP_FDB_TYPE_REGULAR,
 564                                                  child_fid)) {
 565                         BNXT_TF_DBG(ERR, "failed to reset child flow %x\n",
 566                                     child_fid);
 567                         return -EINVAL;
 568                 }
 569         }
 570
 571         /* free the parent entry in the parent table flow */
 572         if (ulp_flow_db_parent_flow_free(ulp, parent_fid)) {
 573                 BNXT_TF_DBG(ERR, "failed to free parent flow %x\n", parent_fid);
 574                 return -EINVAL;
 575         }
 576         return 0;
 577 }
 578
 579 static inline int32_t
 580 ulp_mapper_child_flow_free(struct bnxt_ulp_context *ulp,
 581                            uint32_t child_fid,
 582                            struct ulp_flow_db_res_params *res)
 583 {
 584         uint32_t parent_fid;
 585
 586         parent_fid = (uint32_t)res->resource_hndl;
 587         if (!parent_fid)
 588                 return 0; /* Already freed - orphan child*/
 589
 590         /* reset the child flow bitset*/
 591         if (ulp_flow_db_parent_child_flow_set(ulp, parent_fid, child_fid, 0)) {
 592                 BNXT_TF_DBG(ERR, "error in resetting child flow bitset %x:%x\n",
 593                             parent_fid, child_fid);
 594                 return -EINVAL;
 595         }
 596         return 0;
 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->flow_type,
 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->flow_type,
 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_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_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->flow_type,
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->flow_type,
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->flow_type,
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 #define BNXT_ULP_WC_TCAM_SLICE_SIZE 80
1501 /* internal function to post process the key/mask blobs for wildcard tcam tbl */
1502 static void ulp_mapper_wc_tcam_tbl_post_process(struct ulp_blob *blob,
1503                                                 uint32_t len)
1504 {
1505         uint8_t mode[2] = {0x0, 0x0};
1506         uint32_t mode_len = len / BNXT_ULP_WC_TCAM_SLICE_SIZE;
1507         uint32_t size, idx;
1508
1509         /* Add the mode bits to the key and mask*/
1510         if (mode_len == 2)
1511                 mode[1] = 2;
1512         else if (mode_len > 2)
1513                 mode[1] = 3;
1514
1515         size = BNXT_ULP_WC_TCAM_SLICE_SIZE + ULP_BYTE_2_BITS(sizeof(mode));
1516         for (idx = 0; idx < mode_len; idx++)
1517                 ulp_blob_insert(blob, (size * idx), mode,
1518                                 ULP_BYTE_2_BITS(sizeof(mode)));
1519         ulp_blob_perform_64B_word_swap(blob);
1520         ulp_blob_perform_64B_byte_swap(blob);
1521 }
1522
1523 static int32_t
1524 ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1525                             struct bnxt_ulp_mapper_tbl_info *tbl)
1526 {
1527         struct bnxt_ulp_mapper_key_field_info   *kflds;
1528         struct ulp_blob key, mask, data, update_data;
1529         uint32_t i, num_kflds;
1530         struct tf *tfp;
1531         int32_t rc, trc;
1532         struct tf_alloc_tcam_entry_parms aparms         = { 0 };
1533         struct tf_search_tcam_entry_parms searchparms   = { 0 };
1534         struct ulp_flow_db_res_params   fid_parms       = { 0 };
1535         struct tf_free_tcam_entry_parms free_parms      = { 0 };
1536         enum bnxt_ulp_search_before_alloc search_flag;
1537         uint32_t hit = 0;
1538         uint16_t tmplen = 0;
1539         uint16_t idx;
1540
1541         /* Skip this if was handled by the cache. */
1542         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP) {
1543                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1544                 return 0;
1545         }
1546
1547         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1548         if (!tfp) {
1549                 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1550                 return -EINVAL;
1551         }
1552
1553         kflds = ulp_mapper_key_fields_get(parms, tbl, &num_kflds);
1554         if (!kflds || !num_kflds) {
1555                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1556                 return -EINVAL;
1557         }
1558
1559         if (!ulp_blob_init(&key, tbl->blob_key_bit_size,
1560                            parms->device_params->byte_order) ||
1561             !ulp_blob_init(&mask, tbl->blob_key_bit_size,
1562                            parms->device_params->byte_order) ||
1563             !ulp_blob_init(&data, tbl->result_bit_size,
1564                            parms->device_params->byte_order) ||
1565             !ulp_blob_init(&update_data, tbl->result_bit_size,
1566                            parms->device_params->byte_order)) {
1567                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1568                 return -EINVAL;
1569         }
1570
1571         if (tbl->resource_type == TF_TCAM_TBL_TYPE_WC_TCAM) {
1572                 key.byte_order = BNXT_ULP_BYTE_ORDER_BE;
1573                 mask.byte_order = BNXT_ULP_BYTE_ORDER_BE;
1574         }
1575
1576         /* create the key/mask */
1577         /*
1578          * NOTE: The WC table will require some kind of flag to handle the
1579          * mode bits within the key/mask
1580          */
1581         for (i = 0; i < num_kflds; i++) {
1582                 /* Setup the key */
1583                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1584                                                       &kflds[i],
1585                                                       &key, 1, "TCAM Key");
1586                 if (rc) {
1587                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1588                         return rc;
1589                 }
1590
1591                 /* Setup the mask */
1592                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1593                                                       &kflds[i],
1594                                                       &mask, 0, "TCAM Mask");
1595                 if (rc) {
1596                         BNXT_TF_DBG(ERR, "Mask field set failed.\n");
1597                         return rc;
1598                 }
1599         }
1600
1601         if (tbl->resource_type == TF_TCAM_TBL_TYPE_WC_TCAM) {
1602                 ulp_mapper_wc_tcam_tbl_post_process(&key, tbl->key_bit_size);
1603                 ulp_mapper_wc_tcam_tbl_post_process(&mask, tbl->key_bit_size);
1604         }
1605
1606         if (tbl->srch_b4_alloc == BNXT_ULP_SEARCH_BEFORE_ALLOC_NO) {
1607                 /*
1608                  * No search for re-use is requested, so simply allocate the
1609                  * tcam index.
1610                  */
1611                 aparms.dir              = tbl->direction;
1612                 aparms.tcam_tbl_type    = tbl->resource_type;
1613                 aparms.search_enable    = tbl->srch_b4_alloc;
1614                 aparms.key              = ulp_blob_data_get(&key, &tmplen);
1615                 aparms.key_sz_in_bits   = tmplen;
1616                 if (tbl->blob_key_bit_size != tmplen) {
1617                         BNXT_TF_DBG(ERR, "Key len (%d) != Expected (%d)\n",
1618                                     tmplen, tbl->blob_key_bit_size);
1619                         return -EINVAL;
1620                 }
1621
1622                 aparms.mask             = ulp_blob_data_get(&mask, &tmplen);
1623                 if (tbl->blob_key_bit_size != tmplen) {
1624                         BNXT_TF_DBG(ERR, "Mask len (%d) != Expected (%d)\n",
1625                                     tmplen, tbl->blob_key_bit_size);
1626                         return -EINVAL;
1627                 }
1628
1629                 aparms.priority         = tbl->priority;
1630
1631                 /*
1632                  * All failures after this succeeds require the entry to be
1633                  * freed. cannot return directly on failure, but needs to goto
1634                  * error.
1635                  */
1636                 rc = tf_alloc_tcam_entry(tfp, &aparms);
1637                 if (rc) {
1638                         BNXT_TF_DBG(ERR, "tcam alloc failed rc=%d.\n", rc);
1639                         return rc;
1640                 }
1641                 idx = aparms.idx;
1642                 hit = aparms.hit;
1643         } else {
1644                 /*
1645                  * Searching before allocation to see if we already have an
1646                  * entry.  This allows re-use of a constrained resource.
1647                  */
1648                 searchparms.dir = tbl->direction;
1649                 searchparms.tcam_tbl_type = tbl->resource_type;
1650                 searchparms.key = ulp_blob_data_get(&key, &tmplen);
1651                 searchparms.key_sz_in_bits = tbl->key_bit_size;
1652                 searchparms.mask = ulp_blob_data_get(&mask, &tmplen);
1653                 searchparms.priority = tbl->priority;
1654                 searchparms.alloc = 1;
1655                 searchparms.result = ulp_blob_data_get(&data, &tmplen);
1656                 searchparms.result_sz_in_bits = tbl->result_bit_size;
1657
1658                 rc = tf_search_tcam_entry(tfp, &searchparms);
1659                 if (rc) {
1660                         BNXT_TF_DBG(ERR, "tcam search failed rc=%d\n", rc);
1661                         return rc;
1662                 }
1663
1664                 /* Successful search, check the result */
1665                 if (searchparms.search_status == REJECT) {
1666                         BNXT_TF_DBG(ERR, "tcam alloc rejected\n");
1667                         return -ENOMEM;
1668                 }
1669                 idx = searchparms.idx;
1670                 hit = searchparms.hit;
1671         }
1672
1673         /* if it is miss then it is same as no search before alloc */
1674         if (!hit)
1675                 search_flag = BNXT_ULP_SEARCH_BEFORE_ALLOC_NO;
1676         else
1677                 search_flag = tbl->srch_b4_alloc;
1678
1679         switch (search_flag) {
1680         case BNXT_ULP_SEARCH_BEFORE_ALLOC_NO:
1681                 /*Scan identifier list, allocate identifier and update regfile*/
1682                 rc = ulp_mapper_tcam_tbl_scan_ident_alloc(parms, tbl);
1683                 /* Create the result blob */
1684                 if (!rc)
1685                         rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1686                                                                &data);
1687                 /* write the tcam entry */
1688                 if (!rc)
1689                         rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1690                                                              &mask, &data, idx);
1691                 break;
1692         case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_SKIP:
1693                 /*Scan identifier list, extract identifier and update regfile*/
1694                 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1695                 break;
1696         case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_UPDATE:
1697                 /*Scan identifier list, extract identifier and update regfile*/
1698                 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1699                 /* Create the result blob */
1700                 if (!rc)
1701                         rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1702                                                                &update_data);
1703                 /* Update/overwrite the tcam entry */
1704                 if (!rc)
1705                         rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1706                                                              &mask,
1707                                                              &update_data, idx);
1708                 break;
1709         default:
1710                 BNXT_TF_DBG(ERR, "invalid search opcode\n");
1711                 rc =  -EINVAL;
1712                 break;
1713         }
1714         if (rc)
1715                 goto error;
1716
1717         /*
1718          * Only link the entry to the flow db in the event that cache was not
1719          * used.
1720          */
1721         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1722                 fid_parms.direction = tbl->direction;
1723                 fid_parms.resource_func = tbl->resource_func;
1724                 fid_parms.resource_type = tbl->resource_type;
1725                 fid_parms.critical_resource = tbl->critical_resource;
1726                 fid_parms.resource_hndl = idx;
1727                 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1728                                               parms->flow_type,
1729                                               parms->fid,
1730                                               &fid_parms);
1731                 if (rc) {
1732                         BNXT_TF_DBG(ERR,
1733                                     "Failed to link resource to flow rc = %d\n",
1734                                     rc);
1735                         /* Need to free the identifier, so goto error */
1736                         goto error;
1737                 }
1738         } else {
1739                 /*
1740                  * Reset the tcam table opcode to normal in case the next tcam
1741                  * entry does not use cache.
1742                  */
1743                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1744                 parms->cache_ptr = NULL;
1745         }
1746
1747         return 0;
1748 error:
1749         parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1750         free_parms.dir                  = tbl->direction;
1751         free_parms.tcam_tbl_type        = tbl->resource_type;
1752         free_parms.idx                  = idx;
1753         trc = tf_free_tcam_entry(tfp, &free_parms);
1754         if (trc)
1755                 BNXT_TF_DBG(ERR, "Failed to free tcam[%d][%d][%d] on failure\n",
1756                             tbl->resource_type, tbl->direction, idx);
1757
1758         return rc;
1759 }
1760
1761 static int32_t
1762 ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1763                           struct bnxt_ulp_mapper_tbl_info *tbl)
1764 {
1765         struct bnxt_ulp_mapper_key_field_info   *kflds;
1766         struct bnxt_ulp_mapper_result_field_info *dflds;
1767         struct ulp_blob key, data;
1768         uint32_t i, num_kflds, num_dflds;
1769         uint16_t tmplen;
1770         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1771         struct ulp_flow_db_res_params   fid_parms = { 0 };
1772         struct tf_insert_em_entry_parms iparms = { 0 };
1773         struct tf_delete_em_entry_parms free_parms = { 0 };
1774         enum bnxt_ulp_flow_mem_type mtype;
1775         int32_t trc;
1776         int32_t rc = 0;
1777         uint32_t encap_flds = 0;
1778
1779         rc = bnxt_ulp_cntxt_mem_type_get(parms->ulp_ctx, &mtype);
1780         if (rc) {
1781                 BNXT_TF_DBG(ERR, "Failed to get the mem type for EM\n");
1782                 return -EINVAL;
1783         }
1784
1785         kflds = ulp_mapper_key_fields_get(parms, tbl, &num_kflds);
1786         if (!kflds || !num_kflds) {
1787                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1788                 return -EINVAL;
1789         }
1790
1791         /* Initialize the key/result blobs */
1792         if (!ulp_blob_init(&key, tbl->blob_key_bit_size,
1793                            parms->device_params->byte_order) ||
1794             !ulp_blob_init(&data, tbl->result_bit_size,
1795                            parms->device_params->byte_order)) {
1796                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1797                 return -EINVAL;
1798         }
1799
1800         /* create the key */
1801         for (i = 0; i < num_kflds; i++) {
1802                 /* Setup the key */
1803                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1804                                                       &kflds[i],
1805                                                       &key, 1, "EM Key");
1806                 if (rc) {
1807                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1808                         return rc;
1809                 }
1810         }
1811
1812         /*
1813          * TBD: Normally should process identifiers in case of using recycle or
1814          * loopback.  Not supporting recycle for now.
1815          */
1816
1817         /* Create the result data blob */
1818         dflds = ulp_mapper_result_fields_get(parms, tbl,
1819                                              &num_dflds, &encap_flds);
1820         if (!dflds || !num_dflds || encap_flds) {
1821                 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1822                 return -EINVAL;
1823         }
1824
1825         for (i = 0; i < num_dflds; i++) {
1826                 struct bnxt_ulp_mapper_result_field_info *fld;
1827
1828                 fld = &dflds[i];
1829
1830                 rc = ulp_mapper_result_field_process(parms,
1831                                                      tbl->direction,
1832                                                      fld,
1833                                                      &data,
1834                                                      "EM Result");
1835                 if (rc) {
1836                         BNXT_TF_DBG(ERR, "Failed to set data fields.\n");
1837                         return rc;
1838                 }
1839         }
1840
1841         /* do the transpose for the internal EM keys */
1842         if (tbl->resource_func == BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE)
1843                 ulp_blob_perform_byte_reverse(&key);
1844
1845         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx,
1846                                              &iparms.tbl_scope_id);
1847         if (rc) {
1848                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1849                 return rc;
1850         }
1851
1852         /*
1853          * NOTE: the actual blob size will differ from the size in the tbl
1854          * entry due to the padding.
1855          */
1856         iparms.dup_check                = 0;
1857         iparms.dir                      = tbl->direction;
1858         iparms.mem                      = tbl->resource_type;
1859         iparms.key                      = ulp_blob_data_get(&key, &tmplen);
1860         iparms.key_sz_in_bits           = tbl->key_bit_size;
1861         iparms.em_record                = ulp_blob_data_get(&data, &tmplen);
1862         iparms.em_record_sz_in_bits     = tbl->result_bit_size;
1863
1864         rc = tf_insert_em_entry(tfp, &iparms);
1865         if (rc) {
1866                 BNXT_TF_DBG(ERR, "Failed to insert em entry rc=%d.\n", rc);
1867                 return rc;
1868         }
1869
1870         /* Mark action process */
1871         if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT &&
1872             tbl->resource_type == TF_MEM_EXTERNAL)
1873                 rc = ulp_mapper_mark_gfid_process(parms, tbl, iparms.flow_id);
1874         else if (mtype == BNXT_ULP_FLOW_MEM_TYPE_INT &&
1875                  tbl->resource_type == TF_MEM_INTERNAL)
1876                 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1877         if (rc) {
1878                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1879                 goto error;
1880         }
1881
1882         /* Link the EM resource to the flow in the flow db */
1883         memset(&fid_parms, 0, sizeof(fid_parms));
1884         fid_parms.direction             = tbl->direction;
1885         fid_parms.resource_func         = tbl->resource_func;
1886         fid_parms.resource_type         = tbl->resource_type;
1887         fid_parms.critical_resource     = tbl->critical_resource;
1888         fid_parms.resource_hndl         = iparms.flow_handle;
1889
1890         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1891                                       parms->flow_type,
1892                                       parms->fid,
1893                                       &fid_parms);
1894         if (rc) {
1895                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n",
1896                             rc);
1897                 /* Need to free the identifier, so goto error */
1898                 goto error;
1899         }
1900
1901         return 0;
1902 error:
1903         free_parms.dir          = iparms.dir;
1904         free_parms.mem          = iparms.mem;
1905         free_parms.tbl_scope_id = iparms.tbl_scope_id;
1906         free_parms.flow_handle  = iparms.flow_handle;
1907
1908         trc = tf_delete_em_entry(tfp, &free_parms);
1909         if (trc)
1910                 BNXT_TF_DBG(ERR, "Failed to delete EM entry on failed add\n");
1911
1912         return rc;
1913 }
1914
1915 static int32_t
1916 ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1917                              struct bnxt_ulp_mapper_tbl_info *tbl)
1918 {
1919         struct bnxt_ulp_mapper_result_field_info *flds;
1920         struct ulp_flow_db_res_params   fid_parms;
1921         struct ulp_blob data;
1922         uint64_t idx = 0;
1923         uint16_t tmplen;
1924         uint32_t i, num_flds, index, hit;
1925         int32_t rc = 0, trc = 0;
1926         struct tf_alloc_tbl_entry_parms aparms = { 0 };
1927         struct tf_search_tbl_entry_parms srchparms = { 0 };
1928         struct tf_set_tbl_entry_parms   sparms = { 0 };
1929         struct tf_free_tbl_entry_parms  free_parms = { 0 };
1930         uint32_t tbl_scope_id;
1931         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1932         uint16_t bit_size;
1933         uint32_t encap_flds = 0;
1934
1935         /* Get the scope id first */
1936         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx, &tbl_scope_id);
1937         if (rc) {
1938                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1939                 return rc;
1940         }
1941
1942         /* use the max size if encap is enabled */
1943         if (tbl->encap_num_fields)
1944                 bit_size = BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
1945         else
1946                 bit_size = tbl->result_bit_size;
1947
1948         /* Initialize the blob data */
1949         if (!ulp_blob_init(&data, bit_size,
1950                            parms->device_params->byte_order)) {
1951                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
1952                 return -EINVAL;
1953         }
1954
1955         /* Get the result fields list */
1956         flds = ulp_mapper_result_fields_get(parms, tbl, &num_flds, &encap_flds);
1957
1958         if (!flds || (!num_flds && !encap_flds)) {
1959                 BNXT_TF_DBG(ERR, "template undefined for the index table\n");
1960                 return -EINVAL;
1961         }
1962
1963         /* process the result fields, loop through them */
1964         for (i = 0; i < (num_flds + encap_flds); i++) {
1965                 /* set the swap index if encap swap bit is enabled */
1966                 if (parms->device_params->encap_byte_swap && encap_flds &&
1967                     (i == num_flds))
1968                         ulp_blob_encap_swap_idx_set(&data);
1969
1970                 /* Process the result fields */
1971                 rc = ulp_mapper_result_field_process(parms,
1972                                                      tbl->direction,
1973                                                      &flds[i],
1974                                                      &data,
1975                                                      "Indexed Result");
1976                 if (rc) {
1977                         BNXT_TF_DBG(ERR, "data field failed\n");
1978                         return rc;
1979                 }
1980         }
1981
1982         /* if encap bit swap is enabled perform the bit swap */
1983         if (parms->device_params->encap_byte_swap && encap_flds) {
1984                 ulp_blob_perform_encap_swap(&data);
1985         }
1986
1987         /*
1988          * Check for index opcode, if it is Global then
1989          * no need to allocate the table, just set the table
1990          * and exit since it is not maintained in the flow db.
1991          */
1992         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_GLOBAL) {
1993                 /* get the index from index operand */
1994                 if (tbl->index_operand < BNXT_ULP_GLB_REGFILE_INDEX_LAST &&
1995                     ulp_mapper_glb_resource_read(parms->mapper_data,
1996                                                  tbl->direction,
1997                                                  tbl->index_operand,
1998                                                  &idx)) {
1999                         BNXT_TF_DBG(ERR, "Glbl regfile[%d] read failed.\n",
2000                                     tbl->index_operand);
2001                         return -EINVAL;
2002                 }
2003                 /* set the Tf index table */
2004                 sparms.dir              = tbl->direction;
2005                 sparms.type             = tbl->resource_type;
2006                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
2007                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2008                 sparms.idx              = tfp_be_to_cpu_64(idx);
2009                 sparms.tbl_scope_id     = tbl_scope_id;
2010
2011                 rc = tf_set_tbl_entry(tfp, &sparms);
2012                 if (rc) {
2013                         BNXT_TF_DBG(ERR,
2014                                     "Glbl Set table[%d][%s][%d] failed rc=%d\n",
2015                                     sparms.type,
2016                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
2017                                     sparms.idx,
2018                                     rc);
2019                         return rc;
2020                 }
2021                 return 0; /* success */
2022         }
2023
2024         index = 0;
2025         hit = 0;
2026         /* Perform the tf table allocation by filling the alloc params */
2027         if (tbl->srch_b4_alloc) {
2028                 memset(&srchparms, 0, sizeof(srchparms));
2029                 srchparms.dir = tbl->direction;
2030                 srchparms.type = tbl->resource_type;
2031                 srchparms.alloc = 1;
2032                 srchparms.result = ulp_blob_data_get(&data, &tmplen);
2033                 srchparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2034                 srchparms.tbl_scope_id = tbl_scope_id;
2035                 rc = tf_search_tbl_entry(tfp, &srchparms);
2036                 if (rc) {
2037                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
2038                                     tf_tbl_type_2_str(tbl->resource_type),
2039                                     tf_dir_2_str(tbl->direction), rc);
2040                         return rc;
2041                 }
2042                 if (srchparms.search_status == REJECT) {
2043                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] rejected.\n",
2044                                     tf_tbl_type_2_str(tbl->resource_type),
2045                                     tf_dir_2_str(tbl->direction));
2046                         return -ENOMEM;
2047                 }
2048                 index = srchparms.idx;
2049                 hit = srchparms.hit;
2050         } else {
2051                 aparms.dir              = tbl->direction;
2052                 aparms.type             = tbl->resource_type;
2053                 aparms.search_enable    = tbl->srch_b4_alloc;
2054                 aparms.result           = ulp_blob_data_get(&data, &tmplen);
2055                 aparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2056                 aparms.tbl_scope_id     = tbl_scope_id;
2057
2058                 /* All failures after the alloc succeeds require a free */
2059                 rc = tf_alloc_tbl_entry(tfp, &aparms);
2060                 if (rc) {
2061                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
2062                                     tf_tbl_type_2_str(tbl->resource_type),
2063                                     tf_dir_2_str(tbl->direction), rc);
2064                         return rc;
2065                 }
2066                 index = aparms.idx;
2067         }
2068         /*
2069          * calculate the idx for the result record, for external EM the offset
2070          * needs to be shifted accordingly. If external non-inline table types
2071          * are used then need to revisit this logic.
2072          */
2073         if (tbl->resource_type == TF_TBL_TYPE_EXT)
2074                 idx = TF_ACT_REC_OFFSET_2_PTR(index);
2075         else
2076                 idx = index;
2077
2078         /* Always storing values in Regfile in BE */
2079         idx = tfp_cpu_to_be_64(idx);
2080         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_ALLOCATE) {
2081                 rc = ulp_regfile_write(parms->regfile, tbl->index_operand, idx);
2082                 if (!rc) {
2083                         BNXT_TF_DBG(ERR, "Write regfile[%d] failed\n",
2084                                     tbl->index_operand);
2085                         goto error;
2086                 }
2087         }
2088
2089         /* Perform the tf table set by filling the set params */
2090         if (!tbl->srch_b4_alloc || !hit) {
2091                 sparms.dir              = tbl->direction;
2092                 sparms.type             = tbl->resource_type;
2093                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
2094                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2095                 sparms.idx              = index;
2096                 sparms.tbl_scope_id     = tbl_scope_id;
2097
2098                 rc = tf_set_tbl_entry(tfp, &sparms);
2099                 if (rc) {
2100                         BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2101                                     sparms.type,
2102                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
2103                                     sparms.idx,
2104                                     rc);
2105                         goto error;
2106                 }
2107         }
2108
2109         /* Link the resource to the flow in the flow db */
2110         memset(&fid_parms, 0, sizeof(fid_parms));
2111         fid_parms.direction     = tbl->direction;
2112         fid_parms.resource_func = tbl->resource_func;
2113         fid_parms.resource_type = tbl->resource_type;
2114         fid_parms.resource_sub_type = tbl->resource_sub_type;
2115         fid_parms.resource_hndl = index;
2116         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2117
2118         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2119                                       parms->flow_type,
2120                                       parms->fid,
2121                                       &fid_parms);
2122         if (rc) {
2123                 BNXT_TF_DBG(ERR, "Failed to link resource to flow rc = %d\n",
2124                             rc);
2125                 goto error;
2126         }
2127
2128         /* Perform the VF rep action */
2129         rc = ulp_mapper_mark_vfr_idx_process(parms, tbl);
2130         if (rc) {
2131                 BNXT_TF_DBG(ERR, "Failed to add vfr mark rc = %d\n", rc);
2132                 goto error;
2133         }
2134         return rc;
2135 error:
2136         /*
2137          * Free the allocated resource since we failed to either
2138          * write to the entry or link the flow
2139          */
2140         free_parms.dir  = tbl->direction;
2141         free_parms.type = tbl->resource_type;
2142         free_parms.idx  = index;
2143         free_parms.tbl_scope_id = tbl_scope_id;
2144
2145         trc = tf_free_tbl_entry(tfp, &free_parms);
2146         if (trc)
2147                 BNXT_TF_DBG(ERR, "Failed to free tbl entry on failure\n");
2148
2149         return rc;
2150 }
2151
2152 static int32_t
2153 ulp_mapper_cache_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2154                              struct bnxt_ulp_mapper_tbl_info *tbl)
2155 {
2156         struct bnxt_ulp_mapper_key_field_info *kflds;
2157         struct bnxt_ulp_mapper_cache_entry *cache_entry;
2158         struct bnxt_ulp_mapper_ident_info *idents;
2159         uint32_t i, num_kflds = 0, num_idents = 0;
2160         struct ulp_flow_db_res_params fid_parms;
2161         struct tf_free_identifier_parms fparms;
2162         uint16_t tmplen, tmp_ident;
2163         struct ulp_blob key;
2164         uint8_t *cache_key;
2165         uint64_t regval;
2166         uint16_t *ckey;
2167         int32_t rc;
2168
2169         /* Get the key fields list and build the key. */
2170         kflds = ulp_mapper_key_fields_get(parms, tbl, &num_kflds);
2171         if (!kflds || !num_kflds) {
2172                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
2173                 return -EINVAL;
2174         }
2175         if (!ulp_blob_init(&key, tbl->key_bit_size,
2176                            parms->device_params->byte_order)) {
2177                 BNXT_TF_DBG(ERR, "Failed to alloc blob\n");
2178                 return -EINVAL;
2179         }
2180         for (i = 0; i < num_kflds; i++) {
2181                 /* Setup the key */
2182                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
2183                                                       &kflds[i],
2184                                                       &key, 1, "Cache Key");
2185                 if (rc) {
2186                         BNXT_TF_DBG(ERR,
2187                                     "Failed to create key for Cache rc=%d\n",
2188                                     rc);
2189                         return -EINVAL;
2190                 }
2191         }
2192
2193         /*
2194          * Perform the lookup in the cache table with constructed key.  The
2195          * cache_key is a byte array of tmplen, it needs to be converted to a
2196          * index for the cache table.
2197          */
2198         cache_key = ulp_blob_data_get(&key, &tmplen);
2199         ckey = (uint16_t *)cache_key;
2200
2201         /*
2202          * The id computed based on resource sub type and direction where
2203          * dir is the bit0 and rest of the bits come from resource
2204          * sub type.
2205          */
2206         cache_entry = ulp_mapper_cache_entry_get(parms->ulp_ctx,
2207                                                  (tbl->resource_sub_type << 1 |
2208                                                  (tbl->direction & 0x1)),
2209                                                  *ckey);
2210
2211         /*
2212          * Get the identifier list for processing by both the hit and miss
2213          * processing.
2214          */
2215         idents = ulp_mapper_ident_fields_get(parms, tbl, &num_idents);
2216
2217         if (!cache_entry->ref_count) {
2218                 /* Initialize the cache entry */
2219                 cache_entry->tcam_idx = 0;
2220                 cache_entry->ref_count = 0;
2221                 for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++)
2222                         cache_entry->idents[i] = ULP_IDENTS_INVALID;
2223
2224                 /* Need to allocate identifiers for storing in the cache. */
2225                 for (i = 0; i < num_idents; i++) {
2226                         /*
2227                          * Since we are using the cache, the identifier does not
2228                          * get added to the flow db.  Pass in the pointer to the
2229                          * tmp_ident.
2230                          */
2231                         rc = ulp_mapper_ident_process(parms, tbl,
2232                                                       &idents[i], &tmp_ident);
2233                         if (rc)
2234                                 goto error;
2235
2236                         cache_entry->ident_types[i] = idents[i].ident_type;
2237                         cache_entry->idents[i] = tmp_ident;
2238                 }
2239
2240                 /* Tell the TCAM processor to alloc an entry */
2241                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC;
2242                 /* Store the cache key for use by the tcam process code */
2243                 parms->cache_ptr = cache_entry;
2244         } else {
2245                 /* Cache hit, get values from result. */
2246                 for (i = 0; i < num_idents; i++) {
2247                         regval = (uint64_t)cache_entry->idents[i];
2248                         if (!ulp_regfile_write(parms->regfile,
2249                                                idents[i].regfile_idx,
2250                                                tfp_cpu_to_be_64(regval))) {
2251                                 BNXT_TF_DBG(ERR,
2252                                             "Failed to write to regfile\n");
2253                                 return -EINVAL;
2254                         }
2255                 }
2256                 /*
2257                  * The cached entry is being used, so let the tcam processing
2258                  * know not to process this table.
2259                  */
2260                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP;
2261         }
2262
2263         /* Made through the cache processing, increment the reference count. */
2264         cache_entry->ref_count++;
2265
2266         /* Link the cache to the flow db. */
2267         memset(&fid_parms, 0, sizeof(fid_parms));
2268         fid_parms.direction = tbl->direction;
2269         fid_parms.resource_func = tbl->resource_func;
2270
2271         /*
2272          * Cache resource type is composed of table_type, resource
2273          * sub type and direction, it needs to set appropriately via setter.
2274          */
2275         ulp_mapper_cache_res_type_set(&fid_parms,
2276                                       tbl->resource_type,
2277                                       (tbl->resource_sub_type << 1 |
2278                                        (tbl->direction & 0x1)));
2279         fid_parms.resource_hndl = (uint64_t)*ckey;
2280         fid_parms.critical_resource = tbl->critical_resource;
2281         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2282                                       parms->flow_type,
2283                                       parms->fid,
2284                                       &fid_parms);
2285         if (rc)
2286                 BNXT_TF_DBG(ERR, "Failed to add cache to flow db.\n");
2287
2288         return rc;
2289 error:
2290         /*
2291          * This error handling only gets called when the idents are being
2292          * allocated for the cache on misses.  Using the num_idents that was
2293          * previously set.
2294          */
2295         for (i = 0; i < num_idents; i++) {
2296                 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
2297                         continue;
2298
2299                 fparms.dir = tbl->direction;
2300                 fparms.ident_type = idents[i].ident_type;
2301                 fparms.id = cache_entry->idents[i];
2302                 tf_free_identifier(parms->tfp, &fparms);
2303         }
2304
2305         return rc;
2306 }
2307
2308 static int32_t
2309 ulp_mapper_if_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2310                           struct bnxt_ulp_mapper_tbl_info *tbl)
2311 {
2312         struct bnxt_ulp_mapper_result_field_info *flds;
2313         struct ulp_blob data;
2314         uint64_t idx;
2315         uint16_t tmplen;
2316         uint32_t i, num_flds;
2317         int32_t rc = 0;
2318         struct tf_set_if_tbl_entry_parms iftbl_params = { 0 };
2319         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
2320         uint32_t encap_flds;
2321
2322         /* Initialize the blob data */
2323         if (!ulp_blob_init(&data, tbl->result_bit_size,
2324                            parms->device_params->byte_order)) {
2325                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
2326                 return -EINVAL;
2327         }
2328
2329         /* Get the result fields list */
2330         flds = ulp_mapper_result_fields_get(parms, tbl, &num_flds, &encap_flds);
2331
2332         if (!flds || !num_flds || encap_flds) {
2333                 BNXT_TF_DBG(ERR, "template undefined for the IF table\n");
2334                 return -EINVAL;
2335         }
2336
2337         /* process the result fields, loop through them */
2338         for (i = 0; i < num_flds; i++) {
2339                 /* Process the result fields */
2340                 rc = ulp_mapper_result_field_process(parms,
2341                                                      tbl->direction,
2342                                                      &flds[i],
2343                                                      &data,
2344                                                      "IFtable Result");
2345                 if (rc) {
2346                         BNXT_TF_DBG(ERR, "data field failed\n");
2347                         return rc;
2348                 }
2349         }
2350
2351         /* Get the index details from computed field */
2352         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_COMP_FIELD) {
2353                 idx = ULP_COMP_FLD_IDX_RD(parms, tbl->index_operand);
2354         } else if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_CONSTANT) {
2355                 idx = tbl->index_operand;
2356         } else {
2357                 BNXT_TF_DBG(ERR, "Invalid tbl index opcode\n");
2358                 return -EINVAL;
2359         }
2360
2361         /* Perform the tf table set by filling the set params */
2362         iftbl_params.dir = tbl->direction;
2363         iftbl_params.type = tbl->resource_type;
2364         iftbl_params.data = ulp_blob_data_get(&data, &tmplen);
2365         iftbl_params.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2366         iftbl_params.idx = idx;
2367
2368         rc = tf_set_if_tbl_entry(tfp, &iftbl_params);
2369         if (rc) {
2370                 BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2371                             iftbl_params.type,
2372                             (iftbl_params.dir == TF_DIR_RX) ? "RX" : "TX",
2373                             iftbl_params.idx,
2374                             rc);
2375                 return rc;
2376         }
2377
2378         /*
2379          * TBD: Need to look at the need to store idx in flow db for restore
2380          * the table to its original state on deletion of this entry.
2381          */
2382         return rc;
2383 }
2384
2385 static int32_t
2386 ulp_mapper_glb_resource_info_init(struct bnxt_ulp_context *ulp_ctx,
2387                                   struct bnxt_ulp_mapper_data *mapper_data)
2388 {
2389         struct bnxt_ulp_glb_resource_info *glb_res;
2390         uint32_t num_glb_res_ids, idx;
2391         int32_t rc = 0;
2392
2393         glb_res = ulp_mapper_glb_resource_info_list_get(&num_glb_res_ids);
2394         if (!glb_res || !num_glb_res_ids) {
2395                 BNXT_TF_DBG(ERR, "Invalid Arguments\n");
2396                 return -EINVAL;
2397         }
2398
2399         /* Iterate the global resources and process each one */
2400         for (idx = 0; idx < num_glb_res_ids; idx++) {
2401                 switch (glb_res[idx].resource_func) {
2402                 case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2403                         rc = ulp_mapper_resource_ident_allocate(ulp_ctx,
2404                                                                 mapper_data,
2405                                                                 &glb_res[idx]);
2406                         break;
2407                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2408                         rc = ulp_mapper_resource_index_tbl_alloc(ulp_ctx,
2409                                                                  mapper_data,
2410                                                                  &glb_res[idx]);
2411                         break;
2412                 default:
2413                         BNXT_TF_DBG(ERR, "Global resource %x not supported\n",
2414                                     glb_res[idx].resource_func);
2415                         rc = -EINVAL;
2416                         break;
2417                 }
2418                 if (rc)
2419                         return rc;
2420         }
2421         return rc;
2422 }
2423
2424 /*
2425  * Function to process the conditional opcode of the mapper table.
2426  * returns 1 to skip the table.
2427  * return 0 to continue processing the table.
2428  *
2429  * defaults to skip
2430  */
2431 static int32_t
2432 ulp_mapper_tbl_cond_opcode_process(struct bnxt_ulp_mapper_parms *parms,
2433                                    struct bnxt_ulp_mapper_tbl_info *tbl)
2434 {
2435         int32_t rc = 1;
2436
2437         switch (tbl->cond_opcode) {
2438         case BNXT_ULP_COND_OPCODE_NOP:
2439                 rc = 0;
2440                 break;
2441         case BNXT_ULP_COND_OPCODE_COMP_FIELD_IS_SET:
2442                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2443                     ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2444                         rc = 0;
2445                 break;
2446         case BNXT_ULP_COND_OPCODE_ACTION_BIT_IS_SET:
2447                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2448                                      tbl->cond_operand))
2449                         rc = 0;
2450                 break;
2451         case BNXT_ULP_COND_OPCODE_HDR_BIT_IS_SET:
2452                 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2453                                      tbl->cond_operand))
2454                         rc = 0;
2455                 break;
2456         case BNXT_ULP_COND_OPCODE_COMP_FIELD_NOT_SET:
2457                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2458                     !ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2459                         rc = 0;
2460                 break;
2461         case BNXT_ULP_COND_OPCODE_ACTION_BIT_NOT_SET:
2462                 if (!ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2463                                       tbl->cond_operand))
2464                         rc = 0;
2465                 break;
2466         case BNXT_ULP_COND_OPCODE_HDR_BIT_NOT_SET:
2467                 if (!ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2468                                       tbl->cond_operand))
2469                         rc = 0;
2470                 break;
2471         default:
2472                 BNXT_TF_DBG(ERR,
2473                             "Invalid arg in mapper tbl for cond opcode\n");
2474                 break;
2475         }
2476         return rc;
2477 }
2478
2479 /*
2480  * Function to process the memtype opcode of the mapper table.
2481  * returns 1 to skip the table.
2482  * return 0 to continue processing the table.
2483  *
2484  * defaults to skip
2485  */
2486 static int32_t
2487 ulp_mapper_tbl_memtype_opcode_process(struct bnxt_ulp_mapper_parms *parms,
2488                                       struct bnxt_ulp_mapper_tbl_info *tbl)
2489 {
2490         enum bnxt_ulp_flow_mem_type mtype = BNXT_ULP_FLOW_MEM_TYPE_INT;
2491         int32_t rc = 1;
2492
2493         bnxt_ulp_cntxt_mem_type_get(parms->ulp_ctx, &mtype);
2494
2495         switch (tbl->mem_type_opcode) {
2496         case BNXT_ULP_MEM_TYPE_OPCODE_EXECUTE_IF_INT:
2497                 if (mtype == BNXT_ULP_FLOW_MEM_TYPE_INT)
2498                         rc = 0;
2499                 break;
2500         case BNXT_ULP_MEM_TYPE_OPCODE_EXECUTE_IF_EXT:
2501                 if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT)
2502                         rc = 0;
2503                 break;
2504         case BNXT_ULP_MEM_TYPE_OPCODE_NOP:
2505                 rc = 0;
2506                 break;
2507         default:
2508                 BNXT_TF_DBG(ERR,
2509                             "Invalid arg in mapper in memtype opcode\n");
2510                 break;
2511         }
2512         return rc;
2513 }
2514
2515 static int32_t
2516 ulp_mapper_tbls_process(struct bnxt_ulp_mapper_parms *parms, uint32_t tid)
2517 {
2518         struct bnxt_ulp_mapper_tbl_info *tbls;
2519         uint32_t num_tbls, i;
2520         int32_t rc = -EINVAL;
2521
2522         tbls = ulp_mapper_tbl_list_get(parms, tid, &num_tbls);
2523         if (!tbls || !num_tbls) {
2524                 BNXT_TF_DBG(ERR, "No %s tables for %d:%d\n",
2525                             (parms->tmpl_type == BNXT_ULP_TEMPLATE_TYPE_CLASS) ?
2526                             "class" : "action", parms->dev_id, tid);
2527                 return -EINVAL;
2528         }
2529
2530         for (i = 0; i < num_tbls; i++) {
2531                 struct bnxt_ulp_mapper_tbl_info *tbl = &tbls[i];
2532
2533                 if (ulp_mapper_tbl_memtype_opcode_process(parms, tbl))
2534                         continue;
2535                 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2536                         continue;
2537
2538                 switch (tbl->resource_func) {
2539                 case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2540                         rc = ulp_mapper_tcam_tbl_process(parms, tbl);
2541                         break;
2542                 case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2543                 case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2544                         rc = ulp_mapper_em_tbl_process(parms, tbl);
2545                         break;
2546                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2547                         rc = ulp_mapper_index_tbl_process(parms, tbl);
2548                         break;
2549                 case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2550                         rc = ulp_mapper_cache_tbl_process(parms, tbl);
2551                         break;
2552                 case BNXT_ULP_RESOURCE_FUNC_IF_TABLE:
2553                         rc = ulp_mapper_if_tbl_process(parms, tbl);
2554                         break;
2555                 default:
2556                         BNXT_TF_DBG(ERR, "Unexpected mapper resource %d\n",
2557                                     tbl->resource_func);
2558                         rc = -EINVAL;
2559                         goto error;
2560                 }
2561
2562                 if (rc) {
2563                         BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2564                                     tbl->resource_func);
2565                         goto error;
2566                 }
2567         }
2568
2569         return rc;
2570 error:
2571         BNXT_TF_DBG(ERR, "%s tables failed creation for %d:%d\n",
2572                     (parms->tmpl_type == BNXT_ULP_TEMPLATE_TYPE_CLASS) ?
2573                     "class" : "action", parms->dev_id, tid);
2574         return rc;
2575 }
2576
2577 static int32_t
2578 ulp_mapper_resource_free(struct bnxt_ulp_context *ulp,
2579                          uint32_t fid,
2580                          struct ulp_flow_db_res_params *res)
2581 {
2582         struct tf *tfp;
2583         int32_t rc = 0;
2584
2585         if (!res || !ulp) {
2586                 BNXT_TF_DBG(ERR, "Unable to free resource\n ");
2587                 return -EINVAL;
2588         }
2589
2590         tfp = bnxt_ulp_cntxt_tfp_get(ulp);
2591         if (!tfp) {
2592                 BNXT_TF_DBG(ERR, "Unable to free resource failed to get tfp\n");
2593                 return -EINVAL;
2594         }
2595
2596         switch (res->resource_func) {
2597         case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2598                 rc = ulp_mapper_cache_entry_free(ulp, tfp, res);
2599                 break;
2600         case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2601                 rc = ulp_mapper_tcam_entry_free(ulp, tfp, res);
2602                 break;
2603         case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2604         case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2605                 rc = ulp_mapper_em_entry_free(ulp, tfp, res);
2606                 break;
2607         case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2608                 rc = ulp_mapper_index_entry_free(ulp, tfp, res);
2609                 break;
2610         case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2611                 rc = ulp_mapper_ident_free(ulp, tfp, res);
2612                 break;
2613         case BNXT_ULP_RESOURCE_FUNC_HW_FID:
2614                 rc = ulp_mapper_mark_free(ulp, res);
2615                 break;
2616         case BNXT_ULP_RESOURCE_FUNC_PARENT_FLOW:
2617                 rc = ulp_mapper_parent_flow_free(ulp, fid, res);
2618                 break;
2619         case BNXT_ULP_RESOURCE_FUNC_CHILD_FLOW:
2620                 rc = ulp_mapper_child_flow_free(ulp, fid, res);
2621                 break;
2622         default:
2623                 break;
2624         }
2625
2626         return rc;
2627 }
2628
2629 int32_t
2630 ulp_mapper_resources_free(struct bnxt_ulp_context *ulp_ctx,
2631                           enum bnxt_ulp_fdb_type flow_type,
2632                           uint32_t fid)
2633 {
2634         struct ulp_flow_db_res_params res_parms = { 0 };
2635         int32_t rc, trc;
2636
2637         if (!ulp_ctx) {
2638                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2639                 return -EINVAL;
2640         }
2641
2642         /*
2643          * Set the critical resource on the first resource del, then iterate
2644          * while status is good
2645          */
2646         res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_YES;
2647         rc = ulp_flow_db_resource_del(ulp_ctx, flow_type, fid, &res_parms);
2648
2649         if (rc) {
2650                 /*
2651                  * This is unexpected on the first call to resource del.
2652                  * It likely means that the flow did not exist in the flow db.
2653                  */
2654                 BNXT_TF_DBG(ERR, "Flow[%d][0x%08x] failed to free (rc=%d)\n",
2655                             flow_type, fid, rc);
2656                 return rc;
2657         }
2658
2659         while (!rc) {
2660                 trc = ulp_mapper_resource_free(ulp_ctx, fid, &res_parms);
2661                 if (trc)
2662                         /*
2663                          * On fail, we still need to attempt to free the
2664                          * remaining resources.  Don't return
2665                          */
2666                         BNXT_TF_DBG(ERR,
2667                                     "Flow[%d][0x%x] Res[%d][0x%016" PRIx64
2668                                     "] failed rc=%d.\n",
2669                                     flow_type, fid, res_parms.resource_func,
2670                                     res_parms.resource_hndl, trc);
2671
2672                 /* All subsequent call require the non-critical_resource */
2673                 res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2674
2675                 rc = ulp_flow_db_resource_del(ulp_ctx,
2676                                               flow_type,
2677                                               fid,
2678                                               &res_parms);
2679         }
2680
2681         /* Free the Flow ID since we've removed all resources */
2682         rc = ulp_flow_db_fid_free(ulp_ctx, flow_type, fid);
2683
2684         return rc;
2685 }
2686
2687 static void
2688 ulp_mapper_glb_resource_info_deinit(struct bnxt_ulp_context *ulp_ctx,
2689                                     struct bnxt_ulp_mapper_data *mapper_data)
2690 {
2691         struct bnxt_ulp_mapper_glb_resource_entry *ent;
2692         struct ulp_flow_db_res_params res;
2693         uint32_t dir, idx;
2694
2695         /* Iterate the global resources and process each one */
2696         for (dir = TF_DIR_RX; dir < TF_DIR_MAX; dir++) {
2697                 for (idx = 0; idx < BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
2698                       idx++) {
2699                         ent = &mapper_data->glb_res_tbl[dir][idx];
2700                         if (ent->resource_func ==
2701                             BNXT_ULP_RESOURCE_FUNC_INVALID)
2702                                 continue;
2703                         memset(&res, 0, sizeof(struct ulp_flow_db_res_params));
2704                         res.resource_func = ent->resource_func;
2705                         res.direction = dir;
2706                         res.resource_type = ent->resource_type;
2707                         /*convert it from BE to cpu */
2708                         res.resource_hndl =
2709                                 tfp_be_to_cpu_64(ent->resource_hndl);
2710                         ulp_mapper_resource_free(ulp_ctx, 0, &res);
2711                 }
2712         }
2713 }
2714
2715 int32_t
2716 ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx,
2717                         enum bnxt_ulp_fdb_type flow_type,
2718                         uint32_t fid)
2719 {
2720         int32_t rc;
2721
2722         if (!ulp_ctx) {
2723                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2724                 return -EINVAL;
2725         }
2726
2727         rc = ulp_mapper_resources_free(ulp_ctx, flow_type, fid);
2728         return rc;
2729 }
2730
2731 /* Function to handle the default global templates that are allocated during
2732  * the startup and reused later.
2733  */
2734 static int32_t
2735 ulp_mapper_glb_template_table_init(struct bnxt_ulp_context *ulp_ctx)
2736 {
2737         uint32_t *glbl_tmpl_list;
2738         uint32_t num_glb_tmpls, idx, dev_id;
2739         struct bnxt_ulp_mapper_parms parms;
2740         struct bnxt_ulp_mapper_data *mapper_data;
2741         int32_t rc = 0;
2742
2743         glbl_tmpl_list = ulp_mapper_glb_template_table_get(&num_glb_tmpls);
2744         if (!glbl_tmpl_list || !num_glb_tmpls)
2745                 return rc; /* No global templates to process */
2746
2747         /* Get the device id from the ulp context */
2748         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &dev_id)) {
2749                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2750                 return -EINVAL;
2751         }
2752
2753         mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2754         if (!mapper_data) {
2755                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2756                 return -EINVAL;
2757         }
2758
2759         /* Iterate the global resources and process each one */
2760         for (idx = 0; idx < num_glb_tmpls; idx++) {
2761                 /* Initialize the parms structure */
2762                 memset(&parms, 0, sizeof(parms));
2763                 parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2764                 parms.ulp_ctx = ulp_ctx;
2765                 parms.dev_id = dev_id;
2766                 parms.mapper_data = mapper_data;
2767                 parms.flow_type = BNXT_ULP_FDB_TYPE_DEFAULT;
2768                 parms.tmpl_type = BNXT_ULP_TEMPLATE_TYPE_CLASS;
2769
2770                 /* Get the class table entry from dev id and class id */
2771                 parms.class_tid = glbl_tmpl_list[idx];
2772
2773                 parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2774                 if (!parms.device_params) {
2775                         BNXT_TF_DBG(ERR, "No device for device id %d\n",
2776                                     parms.dev_id);
2777                         return -EINVAL;
2778                 }
2779
2780                 rc = ulp_mapper_tbls_process(&parms, parms.class_tid);
2781                 if (rc)
2782                         return rc;
2783         }
2784         return rc;
2785 }
2786
2787 /* Function to handle the mapping of the Flow to be compatible
2788  * with the underlying hardware.
2789  */
2790 int32_t
2791 ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx,
2792                        struct bnxt_ulp_mapper_create_parms *cparms)
2793 {
2794         struct bnxt_ulp_mapper_parms parms;
2795         struct ulp_regfile regfile;
2796         int32_t  rc, trc;
2797
2798         if (!ulp_ctx || !cparms)
2799                 return -EINVAL;
2800
2801         /* Initialize the parms structure */
2802         memset(&parms, 0, sizeof(parms));
2803         parms.act_prop = cparms->act_prop;
2804         parms.act_bitmap = cparms->act;
2805         parms.hdr_bitmap = cparms->hdr_bitmap;
2806         parms.regfile = &regfile;
2807         parms.hdr_field = cparms->hdr_field;
2808         parms.comp_fld = cparms->comp_fld;
2809         parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2810         parms.ulp_ctx = ulp_ctx;
2811         parms.tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
2812         parms.act_tid = cparms->act_tid;
2813         parms.class_tid = cparms->class_tid;
2814         parms.flow_type = cparms->flow_type;
2815         parms.parent_flow = cparms->parent_flow;
2816         parms.parent_fid = cparms->parent_fid;
2817         parms.fid = cparms->flow_id;
2818         parms.tun_idx = cparms->tun_idx;
2819
2820         /* Get the device id from the ulp context */
2821         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &parms.dev_id)) {
2822                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2823                 return -EINVAL;
2824         }
2825
2826         /* Get the device params, it will be used in later processing */
2827         parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2828         if (!parms.device_params) {
2829                 BNXT_TF_DBG(ERR, "No device parms for device id %d\n",
2830                             parms.dev_id);
2831                 return -EINVAL;
2832         }
2833
2834         /*
2835          * Get the mapper data for dynamic mapper data such as default
2836          * ids.
2837          */
2838         parms.mapper_data = (struct bnxt_ulp_mapper_data *)
2839                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2840         if (!parms.mapper_data) {
2841                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2842                 return -EINVAL;
2843         }
2844
2845         /* initialize the registry file for further processing */
2846         if (!ulp_regfile_init(parms.regfile)) {
2847                 BNXT_TF_DBG(ERR, "regfile initialization failed.\n");
2848                 return -EINVAL;
2849         }
2850
2851         rc = ulp_regfile_write(parms.regfile,
2852                                BNXT_ULP_REGFILE_INDEX_CLASS_TID,
2853                                tfp_cpu_to_be_64((uint64_t)parms.class_tid));
2854         if (!rc) {
2855                 BNXT_TF_DBG(ERR, "Unable to write template ID to regfile\n");
2856                 return -EINVAL;
2857         }
2858
2859         /* Process the action template list from the selected action table*/
2860         if (parms.act_tid) {
2861                 parms.tmpl_type = BNXT_ULP_TEMPLATE_TYPE_ACTION;
2862                 /* Process the action template tables */
2863                 rc = ulp_mapper_tbls_process(&parms, parms.act_tid);
2864                 if (rc)
2865                         goto flow_error;
2866         }
2867
2868         if (parms.class_tid) {
2869                 parms.tmpl_type = BNXT_ULP_TEMPLATE_TYPE_CLASS;
2870
2871                 /* Process the class template tables.*/
2872                 rc = ulp_mapper_tbls_process(&parms, parms.class_tid);
2873                 if (rc)
2874                         goto flow_error;
2875         }
2876
2877         /* setup the parent-child details */
2878         if (parms.parent_flow) {
2879                 /* create a parent flow details */
2880                 rc = ulp_flow_db_parent_flow_create(&parms);
2881                 if (rc)
2882                         goto flow_error;
2883         } else if (parms.parent_fid) {
2884                 /* create a child flow details */
2885                 rc = ulp_flow_db_child_flow_create(&parms);
2886                 if (rc)
2887                         goto flow_error;
2888         }
2889
2890         return rc;
2891
2892 flow_error:
2893         /* Free all resources that were allocated during flow creation */
2894         trc = ulp_mapper_flow_destroy(ulp_ctx, BNXT_ULP_FDB_TYPE_REGULAR,
2895                                       parms.fid);
2896         if (trc)
2897                 BNXT_TF_DBG(ERR, "Failed to free all resources rc=%d\n", trc);
2898
2899         return rc;
2900 }
2901
2902 int32_t
2903 ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx)
2904 {
2905         struct bnxt_ulp_cache_tbl_params *tbl;
2906         struct bnxt_ulp_mapper_data *data;
2907         uint32_t i;
2908         struct tf *tfp;
2909         int32_t rc, csize;
2910
2911         if (!ulp_ctx)
2912                 return -EINVAL;
2913
2914         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2915         if (!tfp)
2916                 return -EINVAL;
2917
2918         data = rte_zmalloc("ulp_mapper_data",
2919                            sizeof(struct bnxt_ulp_mapper_data), 0);
2920         if (!data) {
2921                 BNXT_TF_DBG(ERR, "Failed to allocate the mapper data\n");
2922                 return -ENOMEM;
2923         }
2924
2925         if (bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, data)) {
2926                 BNXT_TF_DBG(ERR, "Failed to set mapper data in context\n");
2927                 /* Don't call deinit since the prof_func wasn't allocated. */
2928                 rte_free(data);
2929                 return -ENOMEM;
2930         }
2931
2932         /* Allocate the global resource ids */
2933         rc = ulp_mapper_glb_resource_info_init(ulp_ctx, data);
2934         if (rc) {
2935                 BNXT_TF_DBG(ERR, "Failed to initialize global resource ids\n");
2936                 goto error;
2937         }
2938
2939         /* Allocate the ulp cache tables. */
2940         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2941                 tbl = ulp_mapper_cache_tbl_params_get(i);
2942                 if (!tbl) {
2943                         BNXT_TF_DBG(ERR, "Failed to get cache table parms (%d)",
2944                                     i);
2945                         goto error;
2946                 }
2947                 if (tbl->num_entries != 0) {
2948                         csize = sizeof(struct bnxt_ulp_mapper_cache_entry) *
2949                                 tbl->num_entries;
2950                         data->cache_tbl[i] = rte_zmalloc("ulp mapper cache tbl",
2951                                                          csize, 0);
2952                         if (!data->cache_tbl[i]) {
2953                                 BNXT_TF_DBG(ERR, "Failed to allocate Cache "
2954                                             "table %d.\n", i);
2955                                 rc = -ENOMEM;
2956                                 goto error;
2957                         }
2958                 }
2959         }
2960
2961         rc = ulp_mapper_glb_template_table_init(ulp_ctx);
2962         if (rc) {
2963                 BNXT_TF_DBG(ERR, "Failed to initialize global templates\n");
2964                 goto error;
2965         }
2966
2967         return 0;
2968 error:
2969         /* Ignore the return code in favor of returning the original error. */
2970         ulp_mapper_deinit(ulp_ctx);
2971         return rc;
2972 }
2973
2974 void
2975 ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx)
2976 {
2977         struct bnxt_ulp_mapper_data *data;
2978         uint32_t i;
2979         struct tf *tfp;
2980
2981         if (!ulp_ctx) {
2982                 BNXT_TF_DBG(ERR,
2983                             "Failed to acquire ulp context, so data may "
2984                             "not be released.\n");
2985                 return;
2986         }
2987
2988         data = (struct bnxt_ulp_mapper_data *)
2989                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2990         if (!data) {
2991                 /* Go ahead and return since there is no allocated data. */
2992                 BNXT_TF_DBG(ERR, "No data appears to have been allocated.\n");
2993                 return;
2994         }
2995
2996         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2997         if (!tfp) {
2998                 BNXT_TF_DBG(ERR, "Failed to acquire tfp.\n");
2999                 /* Free the mapper data regardless of errors. */
3000                 goto free_mapper_data;
3001         }
3002
3003         /* Free the global resource info table entries */
3004         ulp_mapper_glb_resource_info_deinit(ulp_ctx, data);
3005
3006 free_mapper_data:
3007         /* Free the ulp cache tables */
3008         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
3009                 rte_free(data->cache_tbl[i]);
3010                 data->cache_tbl[i] = NULL;
3011         }
3012
3013         rte_free(data);
3014         /* Reset the data pointer within the ulp_ctx. */
3015         bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, NULL);
3016 }