drivers/net/bnxt/tf_ulp/ulp_mapper.c

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