1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2014-2020 Broadcom
7 #include <rte_malloc.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"
15 #include "tf_ext_flow_handle.h"
16 #include "ulp_mark_mgr.h"
17 #include "ulp_flow_db.h"
18 #include "ulp_mapper.h"
21 static struct bnxt_ulp_glb_resource_info *
22 ulp_mapper_glb_resource_info_list_get(uint32_t *num_entries)
26 *num_entries = BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
27 return ulp_glb_resource_tbl;
31 * Read the global resource from the mapper global resource list
33 * The regval is always returned in big-endian.
35 * returns 0 on success
38 ulp_mapper_glb_resource_read(struct bnxt_ulp_mapper_data *mapper_data,
43 if (!mapper_data || !regval ||
44 dir >= TF_DIR_MAX || idx >= BNXT_ULP_GLB_REGFILE_INDEX_LAST)
47 *regval = mapper_data->glb_res_tbl[dir][idx].resource_hndl;
52 * Write a global resource to the mapper global resource list
54 * The regval value must be in big-endian.
56 * return 0 on success.
59 ulp_mapper_glb_resource_write(struct bnxt_ulp_mapper_data *data,
60 struct bnxt_ulp_glb_resource_info *res,
63 struct bnxt_ulp_mapper_glb_resource_entry *ent;
65 /* validate the arguments */
66 if (!data || res->direction >= TF_DIR_MAX ||
67 res->glb_regfile_index >= BNXT_ULP_GLB_REGFILE_INDEX_LAST)
70 /* write to the mapper data */
71 ent = &data->glb_res_tbl[res->direction][res->glb_regfile_index];
72 ent->resource_func = res->resource_func;
73 ent->resource_type = res->resource_type;
74 ent->resource_hndl = regval;
79 * Internal function to allocate identity resource and store it in mapper data.
81 * returns 0 on success
84 ulp_mapper_resource_ident_allocate(struct bnxt_ulp_context *ulp_ctx,
85 struct bnxt_ulp_mapper_data *mapper_data,
86 struct bnxt_ulp_glb_resource_info *glb_res)
88 struct tf_alloc_identifier_parms iparms = { 0 };
89 struct tf_free_identifier_parms fparms;
94 tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
98 iparms.ident_type = glb_res->resource_type;
99 iparms.dir = glb_res->direction;
101 /* Allocate the Identifier using tf api */
102 rc = tf_alloc_identifier(tfp, &iparms);
104 BNXT_TF_DBG(ERR, "Failed to alloc identifier [%s][%d]\n",
105 (iparms.dir == TF_DIR_RX) ? "RX" : "TX",
110 /* entries are stored as big-endian format */
111 regval = tfp_cpu_to_be_64((uint64_t)iparms.id);
112 /* write to the mapper global resource */
113 rc = ulp_mapper_glb_resource_write(mapper_data, glb_res, regval);
115 BNXT_TF_DBG(ERR, "Failed to write to global resource id\n");
116 /* Free the identifier when update failed */
117 fparms.dir = iparms.dir;
118 fparms.ident_type = iparms.ident_type;
119 fparms.id = iparms.id;
120 tf_free_identifier(tfp, &fparms);
127 * Internal function to allocate index tbl resource and store it in mapper data.
129 * returns 0 on success
132 ulp_mapper_resource_index_tbl_alloc(struct bnxt_ulp_context *ulp_ctx,
133 struct bnxt_ulp_mapper_data *mapper_data,
134 struct bnxt_ulp_glb_resource_info *glb_res)
136 struct tf_alloc_tbl_entry_parms aparms = { 0 };
137 struct tf_free_tbl_entry_parms free_parms = { 0 };
140 uint32_t tbl_scope_id;
143 tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
147 /* Get the scope id */
148 rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp_ctx, &tbl_scope_id);
150 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
154 aparms.type = glb_res->resource_type;
155 aparms.dir = glb_res->direction;
156 aparms.search_enable = BNXT_ULP_SEARCH_BEFORE_ALLOC_NO;
157 aparms.tbl_scope_id = tbl_scope_id;
159 /* Allocate the index tbl using tf api */
160 rc = tf_alloc_tbl_entry(tfp, &aparms);
162 BNXT_TF_DBG(ERR, "Failed to alloc identifier [%s][%d]\n",
163 (aparms.dir == TF_DIR_RX) ? "RX" : "TX",
168 /* entries are stored as big-endian format */
169 regval = tfp_cpu_to_be_64((uint64_t)aparms.idx);
170 /* write to the mapper global resource */
171 rc = ulp_mapper_glb_resource_write(mapper_data, glb_res, regval);
173 BNXT_TF_DBG(ERR, "Failed to write to global resource id\n");
174 /* Free the identifier when update failed */
175 free_parms.dir = aparms.dir;
176 free_parms.type = aparms.type;
177 free_parms.idx = aparms.idx;
178 tf_free_tbl_entry(tfp, &free_parms);
184 /* Retrieve the cache initialization parameters for the tbl_idx */
185 static struct bnxt_ulp_cache_tbl_params *
186 ulp_mapper_cache_tbl_params_get(uint32_t tbl_idx)
188 if (tbl_idx >= BNXT_ULP_CACHE_TBL_MAX_SZ)
191 return &ulp_cache_tbl_params[tbl_idx];
194 /* Retrieve the global template table */
196 ulp_mapper_glb_template_table_get(uint32_t *num_entries)
200 *num_entries = BNXT_ULP_GLB_TEMPLATE_TBL_MAX_SZ;
201 return ulp_glb_template_tbl;
205 * Get the size of the action property for a given index.
207 * idx [in] The index for the action property
209 * returns the size of the action property.
212 ulp_mapper_act_prop_size_get(uint32_t idx)
214 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST)
216 return ulp_act_prop_map_table[idx];
220 * Get the list of result fields that implement the flow action.
221 * Gets a device dependent list of tables that implement the action template id.
223 * dev_id [in] The device id of the forwarding element
225 * tid [in] The action template id that matches the flow
227 * num_tbls [out] The number of action tables in the returned array
229 * Returns An array of action tables to implement the flow, or NULL on error.
231 static struct bnxt_ulp_mapper_tbl_info *
232 ulp_mapper_action_tbl_list_get(uint32_t dev_id,
240 BNXT_TF_DBG(ERR, "Invalid arguments\n");
244 /* template shift and device mask */
245 tidx = ULP_DEVICE_PARAMS_INDEX(tid, dev_id);
247 /* NOTE: Need to have something from template compiler to help validate
248 * range of dev_id and act_tid
250 idx = ulp_act_tmpl_list[tidx].start_tbl_idx;
251 *num_tbls = ulp_act_tmpl_list[tidx].num_tbls;
253 return &ulp_act_tbl_list[idx];
257 * Get a list of classifier tables that implement the flow
258 * Gets a device dependent list of tables that implement the class template id
260 * dev_id [in] The device id of the forwarding element
262 * tid [in] The template id that matches the flow
264 * num_tbls [out] The number of classifier tables in the returned array
266 * fdb_tbl_idx [out] The flow database index Regular or default
268 * returns An array of classifier tables to implement the flow, or NULL on
271 static struct bnxt_ulp_mapper_tbl_info *
272 ulp_mapper_class_tbl_list_get(uint32_t dev_id,
275 uint32_t *fdb_tbl_idx)
278 uint32_t tidx = ULP_DEVICE_PARAMS_INDEX(tid, dev_id);
283 /* NOTE: Need to have something from template compiler to help validate
284 * range of dev_id and tid
286 idx = ulp_class_tmpl_list[tidx].start_tbl_idx;
287 *num_tbls = ulp_class_tmpl_list[tidx].num_tbls;
288 *fdb_tbl_idx = ulp_class_tmpl_list[tidx].flow_db_table_type;
289 return &ulp_class_tbl_list[idx];
293 * Get the list of key fields that implement the flow.
295 * ctxt [in] The ulp context
297 * tbl [in] A single table instance to get the key fields from
299 * num_flds [out] The number of key fields in the returned array
301 * Returns array of Key fields, or NULL on error.
303 static struct bnxt_ulp_mapper_class_key_field_info *
304 ulp_mapper_key_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
309 if (!tbl || !num_flds)
312 idx = tbl->key_start_idx;
313 *num_flds = tbl->key_num_fields;
315 /* NOTE: Need template to provide range checking define */
316 return &ulp_class_key_field_list[idx];
320 * Get the list of data fields that implement the flow.
322 * ctxt [in] The ulp context
324 * tbl [in] A single table instance to get the data fields from
326 * num_flds [out] The number of data fields in the returned array.
328 * Returns array of data fields, or NULL on error.
330 static struct bnxt_ulp_mapper_result_field_info *
331 ulp_mapper_result_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
333 uint32_t *num_encap_flds)
337 if (!tbl || !num_flds)
340 idx = tbl->result_start_idx;
341 *num_flds = tbl->result_num_fields;
342 *num_encap_flds = tbl->encap_num_fields;
344 /* NOTE: Need template to provide range checking define */
345 return &ulp_class_result_field_list[idx];
349 * Get the list of result fields that implement the flow action.
351 * tbl [in] A single table instance to get the results fields
352 * from num_flds [out] The number of data fields in the returned
355 * Returns array of data fields, or NULL on error.
357 static struct bnxt_ulp_mapper_result_field_info *
358 ulp_mapper_act_result_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
359 uint32_t *num_rslt_flds,
360 uint32_t *num_encap_flds)
364 if (!tbl || !num_rslt_flds || !num_encap_flds)
367 idx = tbl->result_start_idx;
368 *num_rslt_flds = tbl->result_num_fields;
369 *num_encap_flds = tbl->encap_num_fields;
371 /* NOTE: Need template to provide range checking define */
372 return &ulp_act_result_field_list[idx];
376 * Get the list of ident fields that implement the flow
378 * tbl [in] A single table instance to get the ident fields from
380 * num_flds [out] The number of ident fields in the returned array
382 * returns array of ident fields, or NULL on error
384 static struct bnxt_ulp_mapper_ident_info *
385 ulp_mapper_ident_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
390 if (!tbl || !num_flds)
393 idx = tbl->ident_start_idx;
394 *num_flds = tbl->ident_nums;
396 /* NOTE: Need template to provide range checking define */
397 return &ulp_ident_list[idx];
400 static struct bnxt_ulp_mapper_cache_entry *
401 ulp_mapper_cache_entry_get(struct bnxt_ulp_context *ulp,
405 struct bnxt_ulp_mapper_data *mapper_data;
407 mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp);
408 if (!mapper_data || id >= BNXT_ULP_CACHE_TBL_MAX_SZ ||
409 !mapper_data->cache_tbl[id]) {
410 BNXT_TF_DBG(ERR, "Unable to acquire the cache tbl (%d)\n", id);
414 return &mapper_data->cache_tbl[id][key];
418 * Concatenates the tbl_type and tbl_id into a 32bit value for storing in the
419 * resource_type. This is done to conserve memory since both the tbl_type and
423 ulp_mapper_cache_res_type_set(struct ulp_flow_db_res_params *res,
427 res->resource_type = tbl_type;
428 res->resource_sub_type = tbl_id;
431 /* Extracts the tbl_type and tbl_id from the 32bit resource type. */
433 ulp_mapper_cache_res_type_get(struct ulp_flow_db_res_params *res,
437 *tbl_type = res->resource_type;
438 *tbl_id = res->resource_sub_type;
442 ulp_mapper_cache_entry_free(struct bnxt_ulp_context *ulp,
444 struct ulp_flow_db_res_params *res)
446 struct bnxt_ulp_mapper_cache_entry *cache_entry;
447 struct tf_free_identifier_parms ident_parms;
448 struct tf_free_tcam_entry_parms tcam_parms;
449 uint16_t table_id, table_type;
453 * The table id, used for cache, and table_type, used for tcam, are
454 * both encoded within the resource. We must first extract them to
455 * formulate the args for tf calls.
457 ulp_mapper_cache_res_type_get(res, &table_type, &table_id);
458 cache_entry = ulp_mapper_cache_entry_get(ulp, table_id,
459 (uint16_t)res->resource_hndl);
460 if (!cache_entry || !cache_entry->ref_count) {
461 BNXT_TF_DBG(ERR, "Cache entry (%d:%d) not valid on free.\n",
462 table_id, (uint16_t)res->resource_hndl);
467 * See if we need to delete the entry. The tcam and identifiers are all
468 * tracked by the cached entries reference count. All are deleted when
469 * the reference count hit zero.
471 cache_entry->ref_count--;
472 if (cache_entry->ref_count)
476 * Need to delete the tcam entry and the allocated identifiers.
477 * In the event of a failure, need to try to delete the remaining
478 * resources before returning error.
480 tcam_parms.dir = res->direction;
481 tcam_parms.tcam_tbl_type = table_type;
482 tcam_parms.idx = cache_entry->tcam_idx;
483 rc = tf_free_tcam_entry(tfp, &tcam_parms);
485 BNXT_TF_DBG(ERR, "Failed to free tcam [%d][%s][0x%04x] rc=%d\n",
487 (res->direction == TF_DIR_RX) ? "RX" : "TX",
491 * Free the identifiers associated with the tcam entry. Entries with
492 * negative one are considered uninitialized.
494 for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++) {
495 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
498 ident_parms.dir = res->direction;
499 ident_parms.ident_type = cache_entry->ident_types[i];
500 ident_parms.id = cache_entry->idents[i];
501 trc = tf_free_identifier(tfp, &ident_parms);
503 BNXT_TF_DBG(ERR, "Failed to free identifier "
504 "[%d][%s][0x%04x] rc=%d\n",
505 ident_parms.ident_type,
506 (res->direction == TF_DIR_RX) ? "RX" : "TX",
507 ident_parms.id, trc);
515 static inline int32_t
516 ulp_mapper_tcam_entry_free(struct bnxt_ulp_context *ulp __rte_unused,
518 struct ulp_flow_db_res_params *res)
520 struct tf_free_tcam_entry_parms fparms = {
521 .dir = res->direction,
522 .tcam_tbl_type = res->resource_type,
523 .idx = (uint16_t)res->resource_hndl
526 return tf_free_tcam_entry(tfp, &fparms);
529 static inline int32_t
530 ulp_mapper_index_entry_free(struct bnxt_ulp_context *ulp,
532 struct ulp_flow_db_res_params *res)
534 struct tf_free_tbl_entry_parms fparms = {
535 .dir = res->direction,
536 .type = res->resource_type,
537 .idx = (uint32_t)res->resource_hndl
541 * Just get the table scope, it will be ignored if not necessary
542 * by the tf_free_tbl_entry
544 (void)bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
546 return tf_free_tbl_entry(tfp, &fparms);
549 static inline int32_t
550 ulp_mapper_em_entry_free(struct bnxt_ulp_context *ulp,
552 struct ulp_flow_db_res_params *res)
554 struct tf_delete_em_entry_parms fparms = { 0 };
557 fparms.dir = res->direction;
558 if (res->resource_func == BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE)
559 fparms.mem = TF_MEM_EXTERNAL;
561 fparms.mem = TF_MEM_INTERNAL;
562 fparms.flow_handle = res->resource_hndl;
564 rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
566 BNXT_TF_DBG(ERR, "Failed to get table scope\n");
570 return tf_delete_em_entry(tfp, &fparms);
573 static inline int32_t
574 ulp_mapper_ident_free(struct bnxt_ulp_context *ulp __rte_unused,
576 struct ulp_flow_db_res_params *res)
578 struct tf_free_identifier_parms fparms = {
579 .dir = res->direction,
580 .ident_type = res->resource_type,
581 .id = (uint16_t)res->resource_hndl
584 return tf_free_identifier(tfp, &fparms);
587 static inline int32_t
588 ulp_mapper_mark_free(struct bnxt_ulp_context *ulp,
589 struct ulp_flow_db_res_params *res)
591 return ulp_mark_db_mark_del(ulp,
597 * Process the identifier instruction and either store it in the flow database
598 * or return it in the val (if not NULL) on success. If val is NULL, the
599 * identifier is to be stored in the flow database.
602 ulp_mapper_ident_process(struct bnxt_ulp_mapper_parms *parms,
603 struct bnxt_ulp_mapper_tbl_info *tbl,
604 struct bnxt_ulp_mapper_ident_info *ident,
607 struct ulp_flow_db_res_params fid_parms;
610 struct tf_alloc_identifier_parms iparms = { 0 };
611 struct tf_free_identifier_parms free_parms = { 0 };
615 tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
617 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
621 idx = ident->regfile_idx;
623 iparms.ident_type = ident->ident_type;
624 iparms.dir = tbl->direction;
626 rc = tf_alloc_identifier(tfp, &iparms);
628 BNXT_TF_DBG(ERR, "Alloc ident %s:%d failed.\n",
629 (iparms.dir == TF_DIR_RX) ? "RX" : "TX",
634 id = (uint64_t)tfp_cpu_to_be_64(iparms.id);
635 if (!ulp_regfile_write(parms->regfile, idx, id)) {
636 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
638 /* Need to free the identifier, so goto error */
642 /* Link the resource to the flow in the flow db */
644 memset(&fid_parms, 0, sizeof(fid_parms));
645 fid_parms.direction = tbl->direction;
646 fid_parms.resource_func = ident->resource_func;
647 fid_parms.resource_type = ident->ident_type;
648 fid_parms.resource_hndl = iparms.id;
649 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
651 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
656 BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
658 /* Need to free the identifier, so goto error */
668 /* Need to free the identifier */
669 free_parms.dir = tbl->direction;
670 free_parms.ident_type = ident->ident_type;
671 free_parms.id = iparms.id;
673 (void)tf_free_identifier(tfp, &free_parms);
675 BNXT_TF_DBG(ERR, "Ident process failed for %s:%s\n",
677 (tbl->direction == TF_DIR_RX) ? "RX" : "TX");
682 * Process the identifier instruction and extract it from result blob.
683 * Increment the identifier reference count and store it in the flow database.
686 ulp_mapper_ident_extract(struct bnxt_ulp_mapper_parms *parms,
687 struct bnxt_ulp_mapper_tbl_info *tbl,
688 struct bnxt_ulp_mapper_ident_info *ident,
689 struct ulp_blob *res_blob)
691 struct ulp_flow_db_res_params fid_parms;
694 struct tf_search_identifier_parms sparms = { 0 };
695 struct tf_free_identifier_parms free_parms = { 0 };
699 /* Get the tfp from ulp context */
700 tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
702 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
706 /* Extract the index from the result blob */
707 rc = ulp_blob_pull(res_blob, (uint8_t *)&idx, sizeof(idx),
708 ident->ident_bit_pos, ident->ident_bit_size);
710 BNXT_TF_DBG(ERR, "Failed to extract identifier from blob\n");
714 /* populate the search params and search identifier shadow table */
715 sparms.ident_type = ident->ident_type;
716 sparms.dir = tbl->direction;
717 /* convert the idx into cpu format */
718 sparms.search_id = tfp_be_to_cpu_32(idx);
720 /* Search identifier also increase the reference count */
721 rc = tf_search_identifier(tfp, &sparms);
723 BNXT_TF_DBG(ERR, "Search ident %s:%x failed.\n",
724 tf_dir_2_str(sparms.dir),
728 BNXT_TF_DBG(INFO, "Search ident %s:%x.success.\n",
729 tf_dir_2_str(sparms.dir),
732 /* Write it to the regfile */
733 id = (uint64_t)tfp_cpu_to_be_64(sparms.search_id);
734 if (!ulp_regfile_write(parms->regfile, ident->regfile_idx, id)) {
735 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
737 /* Need to free the identifier, so goto error */
741 /* Link the resource to the flow in the flow db */
742 memset(&fid_parms, 0, sizeof(fid_parms));
743 fid_parms.direction = tbl->direction;
744 fid_parms.resource_func = ident->resource_func;
745 fid_parms.resource_type = ident->ident_type;
746 fid_parms.resource_hndl = sparms.search_id;
747 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
748 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
753 BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
755 /* Need to free the identifier, so goto error */
762 /* Need to free the identifier */
763 free_parms.dir = tbl->direction;
764 free_parms.ident_type = ident->ident_type;
765 free_parms.id = sparms.search_id;
766 (void)tf_free_identifier(tfp, &free_parms);
767 BNXT_TF_DBG(ERR, "Ident extract failed for %s:%s:%x\n",
769 tf_dir_2_str(tbl->direction), sparms.search_id);
774 ulp_mapper_result_field_process(struct bnxt_ulp_mapper_parms *parms,
776 struct bnxt_ulp_mapper_result_field_info *fld,
777 struct ulp_blob *blob,
780 uint16_t idx, size_idx;
783 uint32_t val_size = 0, field_size = 0;
787 switch (fld->result_opcode) {
788 case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
789 val = fld->result_operand;
790 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
791 BNXT_TF_DBG(ERR, "%s failed to add field\n", name);
795 case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_PROP:
796 if (!ulp_operand_read(fld->result_operand,
797 (uint8_t *)&idx, sizeof(uint16_t))) {
798 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
801 idx = tfp_be_to_cpu_16(idx);
803 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
804 BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
807 val = &parms->act_prop->act_details[idx];
808 field_size = ulp_mapper_act_prop_size_get(idx);
809 if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
810 field_size = field_size -
811 ((fld->field_bit_size + 7) / 8);
814 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
815 BNXT_TF_DBG(ERR, "%s push field failed\n", name);
819 case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_BIT:
820 if (!ulp_operand_read(fld->result_operand,
821 (uint8_t *)&act_bit, sizeof(uint64_t))) {
822 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
825 act_bit = tfp_be_to_cpu_64(act_bit);
826 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit))
830 if (fld->field_bit_size > ULP_BYTE_2_BITS(sizeof(act_val))) {
831 BNXT_TF_DBG(ERR, "%s field size is incorrect\n", name);
834 if (!ulp_blob_push(blob, &act_val, fld->field_bit_size)) {
835 BNXT_TF_DBG(ERR, "%s push field failed\n", name);
840 case BNXT_ULP_MAPPER_OPC_SET_TO_ENCAP_ACT_PROP_SZ:
841 if (!ulp_operand_read(fld->result_operand,
842 (uint8_t *)&idx, sizeof(uint16_t))) {
843 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
846 idx = tfp_be_to_cpu_16(idx);
848 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
849 BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
852 val = &parms->act_prop->act_details[idx];
854 /* get the size index next */
855 if (!ulp_operand_read(&fld->result_operand[sizeof(uint16_t)],
856 (uint8_t *)&size_idx, sizeof(uint16_t))) {
857 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
860 size_idx = tfp_be_to_cpu_16(size_idx);
862 if (size_idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
863 BNXT_TF_DBG(ERR, "act_prop[%d] oob\n", size_idx);
866 memcpy(&val_size, &parms->act_prop->act_details[size_idx],
868 val_size = tfp_be_to_cpu_32(val_size);
869 val_size = ULP_BYTE_2_BITS(val_size);
870 ulp_blob_push_encap(blob, val, val_size);
872 case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
873 if (!ulp_operand_read(fld->result_operand,
874 (uint8_t *)&idx, sizeof(uint16_t))) {
875 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
879 idx = tfp_be_to_cpu_16(idx);
880 /* Uninitialized regfile entries return 0 */
881 if (!ulp_regfile_read(parms->regfile, idx, ®val)) {
882 BNXT_TF_DBG(ERR, "%s regfile[%d] read oob\n",
887 val = ulp_blob_push_64(blob, ®val, fld->field_bit_size);
889 BNXT_TF_DBG(ERR, "%s push field failed\n", name);
893 case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
894 if (!ulp_operand_read(fld->result_operand,
897 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
900 idx = tfp_be_to_cpu_16(idx);
901 if (ulp_mapper_glb_resource_read(parms->mapper_data,
904 BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
908 val = ulp_blob_push_64(blob, ®val, fld->field_bit_size);
910 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
914 case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
915 if (!ulp_operand_read(fld->result_operand,
918 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
921 idx = tfp_be_to_cpu_16(idx);
922 if (idx < BNXT_ULP_CF_IDX_LAST)
923 val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
924 fld->field_bit_size);
926 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
930 case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
931 if (ulp_blob_pad_push(blob, fld->field_bit_size) < 0) {
932 BNXT_TF_DBG(ERR, "%s too large for blob\n", name);
937 case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_ACT_PROP_ELSE_CONST:
938 if (!ulp_operand_read(fld->result_operand,
939 (uint8_t *)&act_bit, sizeof(uint64_t))) {
940 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
943 act_bit = tfp_be_to_cpu_64(act_bit);
944 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
945 /* Action bit is set so consider operand_true */
946 if (!ulp_operand_read(fld->result_operand_true,
949 BNXT_TF_DBG(ERR, "%s operand read failed\n",
953 idx = tfp_be_to_cpu_16(idx);
954 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
955 BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n",
959 val = &parms->act_prop->act_details[idx];
960 field_size = ulp_mapper_act_prop_size_get(idx);
961 if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
962 field_size = field_size -
963 ((fld->field_bit_size + 7) / 8);
966 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
967 BNXT_TF_DBG(ERR, "%s push field failed\n",
972 /* action bit is not set, use the operand false */
973 val = fld->result_operand_false;
974 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
975 BNXT_TF_DBG(ERR, "%s failed to add field\n",
981 case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_CONST_ELSE_CONST:
982 if (!ulp_operand_read(fld->result_operand,
983 (uint8_t *)&act_bit, sizeof(uint64_t))) {
984 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
987 act_bit = tfp_be_to_cpu_64(act_bit);
988 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
989 /* Action bit is set so consider operand_true */
990 val = fld->result_operand_true;
992 /* action bit is not set, use the operand false */
993 val = fld->result_operand_false;
995 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
996 BNXT_TF_DBG(ERR, "%s failed to add field\n",
1001 case BNXT_ULP_MAPPER_OPC_IF_COMP_FIELD_THEN_CF_ELSE_CF:
1002 if (!ulp_operand_read(fld->result_operand,
1004 sizeof(uint16_t))) {
1005 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1008 idx = tfp_be_to_cpu_16(idx);
1009 if (idx >= BNXT_ULP_CF_IDX_LAST) {
1010 BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
1013 /* check if the computed field is set */
1014 if (ULP_COMP_FLD_IDX_RD(parms, idx))
1015 val = fld->result_operand_true;
1017 val = fld->result_operand_false;
1019 /* read the appropriate computed field */
1020 if (!ulp_operand_read(val, (uint8_t *)&idx, sizeof(uint16_t))) {
1021 BNXT_TF_DBG(ERR, "%s val operand read failed\n", name);
1024 idx = tfp_be_to_cpu_16(idx);
1025 if (idx >= BNXT_ULP_CF_IDX_LAST) {
1026 BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
1029 val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1030 fld->field_bit_size);
1032 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1037 BNXT_TF_DBG(ERR, "invalid result mapper opcode 0x%x\n",
1038 fld->result_opcode);
1044 /* Function to alloc action record and set the table. */
1046 ulp_mapper_keymask_field_process(struct bnxt_ulp_mapper_parms *parms,
1048 struct bnxt_ulp_mapper_class_key_field_info *f,
1049 struct ulp_blob *blob,
1054 uint16_t idx, bitlen;
1057 struct ulp_regfile *regfile = parms->regfile;
1058 uint8_t *val = NULL;
1059 struct bnxt_ulp_mapper_class_key_field_info *fld = f;
1060 uint32_t field_size;
1063 operand = fld->spec_operand;
1064 opcode = fld->spec_opcode;
1066 operand = fld->mask_operand;
1067 opcode = fld->mask_opcode;
1070 bitlen = fld->field_bit_size;
1073 case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
1075 if (!ulp_blob_push(blob, val, bitlen)) {
1076 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1080 case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
1081 if (ulp_blob_pad_push(blob, bitlen) < 0) {
1082 BNXT_TF_DBG(ERR, "%s pad too large for blob\n", name);
1087 case BNXT_ULP_MAPPER_OPC_SET_TO_HDR_FIELD:
1088 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1089 sizeof(uint16_t))) {
1090 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1093 idx = tfp_be_to_cpu_16(idx);
1095 val = parms->hdr_field[idx].spec;
1097 val = parms->hdr_field[idx].mask;
1100 * Need to account for how much data was pushed to the header
1101 * field vs how much is to be inserted in the key/mask.
1103 field_size = parms->hdr_field[idx].size;
1104 if (bitlen < ULP_BYTE_2_BITS(field_size)) {
1105 field_size = field_size - ((bitlen + 7) / 8);
1109 if (!ulp_blob_push(blob, val, bitlen)) {
1110 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1114 case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
1115 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1116 sizeof(uint16_t))) {
1117 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1120 idx = tfp_be_to_cpu_16(idx);
1121 if (idx < BNXT_ULP_CF_IDX_LAST)
1122 val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1125 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1129 case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
1130 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1131 sizeof(uint16_t))) {
1132 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1135 idx = tfp_be_to_cpu_16(idx);
1137 if (!ulp_regfile_read(regfile, idx, &val64)) {
1138 BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1143 val = ulp_blob_push_64(blob, &val64, bitlen);
1145 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1149 case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
1150 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1151 sizeof(uint16_t))) {
1152 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1155 idx = tfp_be_to_cpu_16(idx);
1156 if (ulp_mapper_glb_resource_read(parms->mapper_data,
1159 BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1163 val = ulp_blob_push_64(blob, &val64, bitlen);
1165 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1170 BNXT_TF_DBG(ERR, "invalid keymask mapper opcode 0x%x\n",
1180 ulp_mapper_mark_gfid_process(struct bnxt_ulp_mapper_parms *parms,
1181 struct bnxt_ulp_mapper_tbl_info *tbl,
1184 enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1185 struct ulp_flow_db_res_params fid_parms;
1186 uint32_t mark, gfid, mark_flag;
1189 if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1190 !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1191 ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1192 BNXT_ULP_ACTION_BIT_MARK)))
1193 return rc; /* no need to perform gfid process */
1195 /* Get the mark id details from action property */
1196 memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1198 mark = tfp_be_to_cpu_32(mark);
1200 TF_GET_GFID_FROM_FLOW_ID(flow_id, gfid);
1201 mark_flag = BNXT_ULP_MARK_GLOBAL_HW_FID;
1202 rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1205 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1208 fid_parms.direction = tbl->direction;
1209 fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1210 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1211 fid_parms.resource_type = mark_flag;
1212 fid_parms.resource_hndl = gfid;
1213 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1218 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1223 ulp_mapper_mark_act_ptr_process(struct bnxt_ulp_mapper_parms *parms,
1224 struct bnxt_ulp_mapper_tbl_info *tbl)
1226 enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1227 struct ulp_flow_db_res_params fid_parms;
1228 uint32_t act_idx, mark, mark_flag;
1232 if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1233 !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1234 ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1235 BNXT_ULP_ACTION_BIT_MARK)))
1236 return rc; /* no need to perform mark action process */
1238 /* Get the mark id details from action property */
1239 memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1241 mark = tfp_be_to_cpu_32(mark);
1243 if (!ulp_regfile_read(parms->regfile,
1244 BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1246 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1249 act_idx = tfp_be_to_cpu_64(val64);
1250 mark_flag = BNXT_ULP_MARK_LOCAL_HW_FID;
1251 rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1254 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1257 fid_parms.direction = tbl->direction;
1258 fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1259 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1260 fid_parms.resource_type = mark_flag;
1261 fid_parms.resource_hndl = act_idx;
1262 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1267 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1272 ulp_mapper_mark_vfr_idx_process(struct bnxt_ulp_mapper_parms *parms,
1273 struct bnxt_ulp_mapper_tbl_info *tbl)
1275 struct ulp_flow_db_res_params fid_parms;
1276 uint32_t act_idx, mark, mark_flag;
1278 enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1281 if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1282 mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION)
1283 return rc; /* no need to perform mark action process */
1285 /* Get the mark id details from the computed field of dev port id */
1286 mark = ULP_COMP_FLD_IDX_RD(parms, BNXT_ULP_CF_IDX_DEV_PORT_ID);
1288 /* Get the main action pointer */
1289 if (!ulp_regfile_read(parms->regfile,
1290 BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1292 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1295 act_idx = tfp_be_to_cpu_64(val64);
1297 /* Set the mark flag to local fid and vfr flag */
1298 mark_flag = BNXT_ULP_MARK_LOCAL_HW_FID | BNXT_ULP_MARK_VFR_ID;
1300 rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1303 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1306 fid_parms.direction = tbl->direction;
1307 fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1308 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1309 fid_parms.resource_type = mark_flag;
1310 fid_parms.resource_hndl = act_idx;
1311 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1316 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1321 * Tcam table - create the result blob.
1322 * data [out] - the result blob data
1325 ulp_mapper_tcam_tbl_result_create(struct bnxt_ulp_mapper_parms *parms,
1326 struct bnxt_ulp_mapper_tbl_info *tbl,
1327 struct ulp_blob *data)
1329 struct bnxt_ulp_mapper_result_field_info *dflds;
1331 uint32_t encap_flds = 0;
1335 /* Create the result data blob */
1336 dflds = ulp_mapper_result_fields_get(tbl, &num_dflds,
1338 if (!dflds || !num_dflds || encap_flds) {
1339 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1343 for (i = 0; i < num_dflds; i++) {
1344 rc = ulp_mapper_result_field_process(parms,
1350 BNXT_TF_DBG(ERR, "Failed to set data fields\n");
1357 /* Tcam table scan the identifier list and allocate each identifier */
1359 ulp_mapper_tcam_tbl_scan_ident_alloc(struct bnxt_ulp_mapper_parms *parms,
1360 struct bnxt_ulp_mapper_tbl_info *tbl)
1362 struct bnxt_ulp_mapper_ident_info *idents;
1363 uint32_t num_idents;
1367 * Since the cache entry is responsible for allocating
1368 * identifiers when in use, allocate the identifiers only
1369 * during normal processing.
1371 if (parms->tcam_tbl_opc ==
1372 BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1373 idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
1375 for (i = 0; i < num_idents; i++) {
1376 if (ulp_mapper_ident_process(parms, tbl,
1385 * Tcam table scan the identifier list and extract the identifier from
1389 ulp_mapper_tcam_tbl_scan_ident_extract(struct bnxt_ulp_mapper_parms *parms,
1390 struct bnxt_ulp_mapper_tbl_info *tbl,
1391 struct ulp_blob *data)
1393 struct bnxt_ulp_mapper_ident_info *idents;
1394 uint32_t num_idents = 0, i;
1398 * Extract the listed identifiers from the result field,
1399 * no need to allocate them.
1401 idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
1402 for (i = 0; i < num_idents; i++) {
1403 rc = ulp_mapper_ident_extract(parms, tbl, &idents[i], data);
1405 BNXT_TF_DBG(ERR, "Error in identifier extraction\n");
1412 /* Internal function to write the tcam entry */
1414 ulp_mapper_tcam_tbl_entry_write(struct bnxt_ulp_mapper_parms *parms,
1415 struct bnxt_ulp_mapper_tbl_info *tbl,
1416 struct ulp_blob *key,
1417 struct ulp_blob *mask,
1418 struct ulp_blob *data,
1421 struct tf_set_tcam_entry_parms sparms = { 0 };
1426 tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1428 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1432 sparms.dir = tbl->direction;
1433 sparms.tcam_tbl_type = tbl->resource_type;
1435 /* Already verified the key/mask lengths */
1436 sparms.key = ulp_blob_data_get(key, &tmplen);
1437 sparms.mask = ulp_blob_data_get(mask, &tmplen);
1438 sparms.key_sz_in_bits = tbl->key_bit_size;
1439 sparms.result = ulp_blob_data_get(data, &tmplen);
1441 if (tbl->result_bit_size != tmplen) {
1442 BNXT_TF_DBG(ERR, "Result len (%d) != Expected (%d)\n",
1443 tmplen, tbl->result_bit_size);
1446 sparms.result_sz_in_bits = tbl->result_bit_size;
1447 if (tf_set_tcam_entry(tfp, &sparms)) {
1448 BNXT_TF_DBG(ERR, "tcam[%s][%s][%x] write failed.\n",
1449 tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1450 tf_dir_2_str(sparms.dir), sparms.idx);
1453 BNXT_TF_DBG(INFO, "tcam[%s][%s][%x] write success.\n",
1454 tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1455 tf_dir_2_str(sparms.dir), sparms.idx);
1457 /* Update cache with TCAM index if the was cache allocated. */
1458 if (parms->tcam_tbl_opc ==
1459 BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC) {
1460 if (!parms->cache_ptr) {
1461 BNXT_TF_DBG(ERR, "Unable to update cache");
1464 parms->cache_ptr->tcam_idx = idx;
1468 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1470 BNXT_TF_DBG(ERR, "failed mark action processing\n");
1478 ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1479 struct bnxt_ulp_mapper_tbl_info *tbl)
1481 struct bnxt_ulp_mapper_class_key_field_info *kflds;
1482 struct ulp_blob key, mask, data, update_data;
1483 uint32_t i, num_kflds;
1486 struct tf_alloc_tcam_entry_parms aparms = { 0 };
1487 struct tf_search_tcam_entry_parms searchparms = { 0 };
1488 struct ulp_flow_db_res_params fid_parms = { 0 };
1489 struct tf_free_tcam_entry_parms free_parms = { 0 };
1490 enum bnxt_ulp_search_before_alloc search_flag;
1492 uint16_t tmplen = 0;
1495 /* Skip this if was handled by the cache. */
1496 if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP) {
1497 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1501 tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1503 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1507 kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
1508 if (!kflds || !num_kflds) {
1509 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1513 if (!ulp_blob_init(&key, tbl->key_bit_size,
1514 parms->device_params->byte_order) ||
1515 !ulp_blob_init(&mask, tbl->key_bit_size,
1516 parms->device_params->byte_order) ||
1517 !ulp_blob_init(&data, tbl->result_bit_size,
1518 parms->device_params->byte_order) ||
1519 !ulp_blob_init(&update_data, tbl->result_bit_size,
1520 parms->device_params->byte_order)) {
1521 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1525 /* create the key/mask */
1527 * NOTE: The WC table will require some kind of flag to handle the
1528 * mode bits within the key/mask
1530 for (i = 0; i < num_kflds; i++) {
1532 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1534 &key, 1, "TCAM Key");
1536 BNXT_TF_DBG(ERR, "Key field set failed.\n");
1540 /* Setup the mask */
1541 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1543 &mask, 0, "TCAM Mask");
1545 BNXT_TF_DBG(ERR, "Mask field set failed.\n");
1550 if (tbl->srch_b4_alloc == BNXT_ULP_SEARCH_BEFORE_ALLOC_NO) {
1552 * No search for re-use is requested, so simply allocate the
1555 aparms.dir = tbl->direction;
1556 aparms.tcam_tbl_type = tbl->resource_type;
1557 aparms.search_enable = tbl->srch_b4_alloc;
1558 aparms.key_sz_in_bits = tbl->key_bit_size;
1559 aparms.key = ulp_blob_data_get(&key, &tmplen);
1560 if (tbl->key_bit_size != tmplen) {
1561 BNXT_TF_DBG(ERR, "Key len (%d) != Expected (%d)\n",
1562 tmplen, tbl->key_bit_size);
1566 aparms.mask = ulp_blob_data_get(&mask, &tmplen);
1567 if (tbl->key_bit_size != tmplen) {
1568 BNXT_TF_DBG(ERR, "Mask len (%d) != Expected (%d)\n",
1569 tmplen, tbl->key_bit_size);
1573 aparms.priority = tbl->priority;
1576 * All failures after this succeeds require the entry to be
1577 * freed. cannot return directly on failure, but needs to goto
1580 rc = tf_alloc_tcam_entry(tfp, &aparms);
1582 BNXT_TF_DBG(ERR, "tcam alloc failed rc=%d.\n", rc);
1589 * Searching before allocation to see if we already have an
1590 * entry. This allows re-use of a constrained resource.
1592 searchparms.dir = tbl->direction;
1593 searchparms.tcam_tbl_type = tbl->resource_type;
1594 searchparms.key = ulp_blob_data_get(&key, &tmplen);
1595 searchparms.key_sz_in_bits = tbl->key_bit_size;
1596 searchparms.mask = ulp_blob_data_get(&mask, &tmplen);
1597 searchparms.priority = tbl->priority;
1598 searchparms.alloc = 1;
1599 searchparms.result = ulp_blob_data_get(&data, &tmplen);
1600 searchparms.result_sz_in_bits = tbl->result_bit_size;
1602 rc = tf_search_tcam_entry(tfp, &searchparms);
1604 BNXT_TF_DBG(ERR, "tcam search failed rc=%d\n", rc);
1608 /* Successful search, check the result */
1609 if (searchparms.search_status == REJECT) {
1610 BNXT_TF_DBG(ERR, "tcam alloc rejected\n");
1613 idx = searchparms.idx;
1614 hit = searchparms.hit;
1617 /* if it is miss then it is same as no search before alloc */
1619 search_flag = BNXT_ULP_SEARCH_BEFORE_ALLOC_NO;
1621 search_flag = tbl->srch_b4_alloc;
1623 switch (search_flag) {
1624 case BNXT_ULP_SEARCH_BEFORE_ALLOC_NO:
1625 /*Scan identifier list, allocate identifier and update regfile*/
1626 rc = ulp_mapper_tcam_tbl_scan_ident_alloc(parms, tbl);
1627 /* Create the result blob */
1629 rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1631 /* write the tcam entry */
1633 rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1636 case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_SKIP:
1637 /*Scan identifier list, extract identifier and update regfile*/
1638 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1640 case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_UPDATE:
1641 /*Scan identifier list, extract identifier and update regfile*/
1642 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1643 /* Create the result blob */
1645 rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1647 /* Update/overwrite the tcam entry */
1649 rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1654 BNXT_TF_DBG(ERR, "invalid search opcode\n");
1662 * Only link the entry to the flow db in the event that cache was not
1665 if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1666 fid_parms.direction = tbl->direction;
1667 fid_parms.resource_func = tbl->resource_func;
1668 fid_parms.resource_type = tbl->resource_type;
1669 fid_parms.critical_resource = tbl->critical_resource;
1670 fid_parms.resource_hndl = idx;
1671 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1677 "Failed to link resource to flow rc = %d\n",
1679 /* Need to free the identifier, so goto error */
1684 * Reset the tcam table opcode to normal in case the next tcam
1685 * entry does not use cache.
1687 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1688 parms->cache_ptr = NULL;
1693 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1694 free_parms.dir = tbl->direction;
1695 free_parms.tcam_tbl_type = tbl->resource_type;
1696 free_parms.idx = idx;
1697 trc = tf_free_tcam_entry(tfp, &free_parms);
1699 BNXT_TF_DBG(ERR, "Failed to free tcam[%d][%d][%d] on failure\n",
1700 tbl->resource_type, tbl->direction, idx);
1706 ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1707 struct bnxt_ulp_mapper_tbl_info *tbl)
1709 struct bnxt_ulp_mapper_class_key_field_info *kflds;
1710 struct bnxt_ulp_mapper_result_field_info *dflds;
1711 struct ulp_blob key, data;
1712 uint32_t i, num_kflds, num_dflds;
1714 struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1715 struct ulp_flow_db_res_params fid_parms = { 0 };
1716 struct tf_insert_em_entry_parms iparms = { 0 };
1717 struct tf_delete_em_entry_parms free_parms = { 0 };
1719 enum bnxt_ulp_flow_mem_type mtype = parms->device_params->flow_mem_type;
1721 uint32_t encap_flds = 0;
1723 kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
1724 if (!kflds || !num_kflds) {
1725 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1729 /* Initialize the key/result blobs */
1730 if (!ulp_blob_init(&key, tbl->blob_key_bit_size,
1731 parms->device_params->byte_order) ||
1732 !ulp_blob_init(&data, tbl->result_bit_size,
1733 parms->device_params->byte_order)) {
1734 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1738 /* create the key */
1739 for (i = 0; i < num_kflds; i++) {
1741 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1745 BNXT_TF_DBG(ERR, "Key field set failed.\n");
1751 * TBD: Normally should process identifiers in case of using recycle or
1752 * loopback. Not supporting recycle for now.
1755 /* Create the result data blob */
1756 dflds = ulp_mapper_result_fields_get(tbl, &num_dflds, &encap_flds);
1757 if (!dflds || !num_dflds || encap_flds) {
1758 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1762 for (i = 0; i < num_dflds; i++) {
1763 struct bnxt_ulp_mapper_result_field_info *fld;
1767 rc = ulp_mapper_result_field_process(parms,
1773 BNXT_TF_DBG(ERR, "Failed to set data fields.\n");
1778 /* do the transpose for the internal EM keys */
1779 if (tbl->resource_func == BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE)
1780 ulp_blob_perform_byte_reverse(&key);
1782 rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx,
1783 &iparms.tbl_scope_id);
1785 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1790 * NOTE: the actual blob size will differ from the size in the tbl
1791 * entry due to the padding.
1793 iparms.dup_check = 0;
1794 iparms.dir = tbl->direction;
1795 iparms.mem = tbl->resource_type;
1796 iparms.key = ulp_blob_data_get(&key, &tmplen);
1797 iparms.key_sz_in_bits = tbl->key_bit_size;
1798 iparms.em_record = ulp_blob_data_get(&data, &tmplen);
1799 iparms.em_record_sz_in_bits = tbl->result_bit_size;
1801 rc = tf_insert_em_entry(tfp, &iparms);
1803 BNXT_TF_DBG(ERR, "Failed to insert em entry rc=%d.\n", rc);
1807 /* Mark action process */
1808 if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT &&
1809 tbl->resource_type == TF_MEM_EXTERNAL)
1810 rc = ulp_mapper_mark_gfid_process(parms, tbl, iparms.flow_id);
1811 else if (mtype == BNXT_ULP_FLOW_MEM_TYPE_INT &&
1812 tbl->resource_type == TF_MEM_INTERNAL)
1813 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1815 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1819 /* Link the EM resource to the flow in the flow db */
1820 memset(&fid_parms, 0, sizeof(fid_parms));
1821 fid_parms.direction = tbl->direction;
1822 fid_parms.resource_func = tbl->resource_func;
1823 fid_parms.resource_type = tbl->resource_type;
1824 fid_parms.critical_resource = tbl->critical_resource;
1825 fid_parms.resource_hndl = iparms.flow_handle;
1827 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1832 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n",
1834 /* Need to free the identifier, so goto error */
1840 free_parms.dir = iparms.dir;
1841 free_parms.mem = iparms.mem;
1842 free_parms.tbl_scope_id = iparms.tbl_scope_id;
1843 free_parms.flow_handle = iparms.flow_handle;
1845 trc = tf_delete_em_entry(tfp, &free_parms);
1847 BNXT_TF_DBG(ERR, "Failed to delete EM entry on failed add\n");
1853 ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1854 struct bnxt_ulp_mapper_tbl_info *tbl,
1857 struct bnxt_ulp_mapper_result_field_info *flds;
1858 struct ulp_flow_db_res_params fid_parms;
1859 struct ulp_blob data;
1862 uint32_t i, num_flds, index, hit;
1863 int32_t rc = 0, trc = 0;
1864 struct tf_alloc_tbl_entry_parms aparms = { 0 };
1865 struct tf_search_tbl_entry_parms srchparms = { 0 };
1866 struct tf_set_tbl_entry_parms sparms = { 0 };
1867 struct tf_free_tbl_entry_parms free_parms = { 0 };
1868 uint32_t tbl_scope_id;
1869 struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1871 uint32_t encap_flds = 0;
1873 /* Get the scope id first */
1874 rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx, &tbl_scope_id);
1876 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1880 /* use the max size if encap is enabled */
1881 if (tbl->encap_num_fields)
1882 bit_size = BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
1884 bit_size = tbl->result_bit_size;
1886 /* Initialize the blob data */
1887 if (!ulp_blob_init(&data, bit_size,
1888 parms->device_params->byte_order)) {
1889 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
1893 /* Get the result fields list */
1895 flds = ulp_mapper_result_fields_get(tbl, &num_flds,
1898 flds = ulp_mapper_act_result_fields_get(tbl, &num_flds,
1901 if (!flds || (!num_flds && !encap_flds)) {
1902 BNXT_TF_DBG(ERR, "template undefined for the index table\n");
1906 /* process the result fields, loop through them */
1907 for (i = 0; i < (num_flds + encap_flds); i++) {
1908 /* set the swap index if encap swap bit is enabled */
1909 if (parms->device_params->encap_byte_swap && encap_flds &&
1911 ulp_blob_encap_swap_idx_set(&data);
1913 /* Process the result fields */
1914 rc = ulp_mapper_result_field_process(parms,
1920 BNXT_TF_DBG(ERR, "data field failed\n");
1925 /* if encap bit swap is enabled perform the bit swap */
1926 if (parms->device_params->encap_byte_swap && encap_flds) {
1927 ulp_blob_perform_encap_swap(&data);
1931 * Check for index opcode, if it is Global then
1932 * no need to allocate the table, just set the table
1933 * and exit since it is not maintained in the flow db.
1935 if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_GLOBAL) {
1936 /* get the index from index operand */
1937 if (tbl->index_operand < BNXT_ULP_GLB_REGFILE_INDEX_LAST &&
1938 ulp_mapper_glb_resource_read(parms->mapper_data,
1942 BNXT_TF_DBG(ERR, "Glbl regfile[%d] read failed.\n",
1943 tbl->index_operand);
1946 /* set the Tf index table */
1947 sparms.dir = tbl->direction;
1948 sparms.type = tbl->resource_type;
1949 sparms.data = ulp_blob_data_get(&data, &tmplen);
1950 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1951 sparms.idx = tfp_be_to_cpu_64(idx);
1952 sparms.tbl_scope_id = tbl_scope_id;
1954 rc = tf_set_tbl_entry(tfp, &sparms);
1957 "Glbl Set table[%d][%s][%d] failed rc=%d\n",
1959 (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
1964 return 0; /* success */
1969 /* Perform the tf table allocation by filling the alloc params */
1970 if (tbl->srch_b4_alloc) {
1971 memset(&srchparms, 0, sizeof(srchparms));
1972 srchparms.dir = tbl->direction;
1973 srchparms.type = tbl->resource_type;
1974 srchparms.alloc = 1;
1975 srchparms.result = ulp_blob_data_get(&data, &tmplen);
1976 srchparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1977 srchparms.tbl_scope_id = tbl_scope_id;
1978 rc = tf_search_tbl_entry(tfp, &srchparms);
1980 BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
1981 tf_tbl_type_2_str(tbl->resource_type),
1982 tf_dir_2_str(tbl->direction), rc);
1985 if (srchparms.search_status == REJECT) {
1986 BNXT_TF_DBG(ERR, "Alloc table[%s][%s] rejected.\n",
1987 tf_tbl_type_2_str(tbl->resource_type),
1988 tf_dir_2_str(tbl->direction));
1991 index = srchparms.idx;
1992 hit = srchparms.hit;
1994 aparms.dir = tbl->direction;
1995 aparms.type = tbl->resource_type;
1996 aparms.search_enable = tbl->srch_b4_alloc;
1997 aparms.result = ulp_blob_data_get(&data, &tmplen);
1998 aparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1999 aparms.tbl_scope_id = tbl_scope_id;
2001 /* All failures after the alloc succeeds require a free */
2002 rc = tf_alloc_tbl_entry(tfp, &aparms);
2004 BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
2005 tf_tbl_type_2_str(tbl->resource_type),
2006 tf_dir_2_str(tbl->direction), rc);
2012 * calculate the idx for the result record, for external EM the offset
2013 * needs to be shifted accordingly. If external non-inline table types
2014 * are used then need to revisit this logic.
2016 if (tbl->resource_type == TF_TBL_TYPE_EXT)
2017 idx = TF_ACT_REC_OFFSET_2_PTR(index);
2021 /* Always storing values in Regfile in BE */
2022 idx = tfp_cpu_to_be_64(idx);
2023 if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_ALLOCATE) {
2024 rc = ulp_regfile_write(parms->regfile, tbl->index_operand, idx);
2026 BNXT_TF_DBG(ERR, "Write regfile[%d] failed\n",
2027 tbl->index_operand);
2032 /* Perform the tf table set by filling the set params */
2033 if (!tbl->srch_b4_alloc || !hit) {
2034 sparms.dir = tbl->direction;
2035 sparms.type = tbl->resource_type;
2036 sparms.data = ulp_blob_data_get(&data, &tmplen);
2037 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2039 sparms.tbl_scope_id = tbl_scope_id;
2041 rc = tf_set_tbl_entry(tfp, &sparms);
2043 BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2045 (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
2052 /* Link the resource to the flow in the flow db */
2053 memset(&fid_parms, 0, sizeof(fid_parms));
2054 fid_parms.direction = tbl->direction;
2055 fid_parms.resource_func = tbl->resource_func;
2056 fid_parms.resource_type = tbl->resource_type;
2057 fid_parms.resource_sub_type = tbl->resource_sub_type;
2058 fid_parms.resource_hndl = index;
2059 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2061 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2066 BNXT_TF_DBG(ERR, "Failed to link resource to flow rc = %d\n",
2071 /* Perform the VF rep action */
2072 rc = ulp_mapper_mark_vfr_idx_process(parms, tbl);
2074 BNXT_TF_DBG(ERR, "Failed to add vfr mark rc = %d\n", rc);
2080 * Free the allocated resource since we failed to either
2081 * write to the entry or link the flow
2083 free_parms.dir = tbl->direction;
2084 free_parms.type = tbl->resource_type;
2085 free_parms.idx = index;
2086 free_parms.tbl_scope_id = tbl_scope_id;
2088 trc = tf_free_tbl_entry(tfp, &free_parms);
2090 BNXT_TF_DBG(ERR, "Failed to free tbl entry on failure\n");
2096 ulp_mapper_cache_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2097 struct bnxt_ulp_mapper_tbl_info *tbl)
2099 struct bnxt_ulp_mapper_class_key_field_info *kflds;
2100 struct bnxt_ulp_mapper_cache_entry *cache_entry;
2101 struct bnxt_ulp_mapper_ident_info *idents;
2102 uint32_t i, num_kflds = 0, num_idents = 0;
2103 struct ulp_flow_db_res_params fid_parms;
2104 struct tf_free_identifier_parms fparms;
2105 uint16_t tmplen, tmp_ident;
2106 struct ulp_blob key;
2112 /* Get the key fields list and build the key. */
2113 kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
2114 if (!kflds || !num_kflds) {
2115 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
2118 if (!ulp_blob_init(&key, tbl->key_bit_size,
2119 parms->device_params->byte_order)) {
2120 BNXT_TF_DBG(ERR, "Failed to alloc blob\n");
2123 for (i = 0; i < num_kflds; i++) {
2125 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
2127 &key, 1, "Cache Key");
2130 "Failed to create key for Cache rc=%d\n",
2137 * Perform the lookup in the cache table with constructed key. The
2138 * cache_key is a byte array of tmplen, it needs to be converted to a
2139 * index for the cache table.
2141 cache_key = ulp_blob_data_get(&key, &tmplen);
2142 ckey = (uint16_t *)cache_key;
2145 * The id computed based on resource sub type and direction where
2146 * dir is the bit0 and rest of the bits come from resource
2149 cache_entry = ulp_mapper_cache_entry_get(parms->ulp_ctx,
2150 (tbl->resource_sub_type << 1 |
2151 (tbl->direction & 0x1)),
2155 * Get the identifier list for processing by both the hit and miss
2158 idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
2160 if (!cache_entry->ref_count) {
2161 /* Initialize the cache entry */
2162 cache_entry->tcam_idx = 0;
2163 cache_entry->ref_count = 0;
2164 for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++)
2165 cache_entry->idents[i] = ULP_IDENTS_INVALID;
2167 /* Need to allocate identifiers for storing in the cache. */
2168 for (i = 0; i < num_idents; i++) {
2170 * Since we are using the cache, the identifier does not
2171 * get added to the flow db. Pass in the pointer to the
2174 rc = ulp_mapper_ident_process(parms, tbl,
2175 &idents[i], &tmp_ident);
2179 cache_entry->ident_types[i] = idents[i].ident_type;
2180 cache_entry->idents[i] = tmp_ident;
2183 /* Tell the TCAM processor to alloc an entry */
2184 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC;
2185 /* Store the cache key for use by the tcam process code */
2186 parms->cache_ptr = cache_entry;
2188 /* Cache hit, get values from result. */
2189 for (i = 0; i < num_idents; i++) {
2190 regval = (uint64_t)cache_entry->idents[i];
2191 if (!ulp_regfile_write(parms->regfile,
2192 idents[i].regfile_idx,
2193 tfp_cpu_to_be_64(regval))) {
2195 "Failed to write to regfile\n");
2200 * The cached entry is being used, so let the tcam processing
2201 * know not to process this table.
2203 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP;
2206 /* Made through the cache processing, increment the reference count. */
2207 cache_entry->ref_count++;
2209 /* Link the cache to the flow db. */
2210 memset(&fid_parms, 0, sizeof(fid_parms));
2211 fid_parms.direction = tbl->direction;
2212 fid_parms.resource_func = tbl->resource_func;
2215 * Cache resource type is composed of table_type, resource
2216 * sub type and direction, it needs to set appropriately via setter.
2218 ulp_mapper_cache_res_type_set(&fid_parms,
2220 (tbl->resource_sub_type << 1 |
2221 (tbl->direction & 0x1)));
2222 fid_parms.resource_hndl = (uint64_t)*ckey;
2223 fid_parms.critical_resource = tbl->critical_resource;
2224 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2229 BNXT_TF_DBG(ERR, "Failed to add cache to flow db.\n");
2234 * This error handling only gets called when the idents are being
2235 * allocated for the cache on misses. Using the num_idents that was
2238 for (i = 0; i < num_idents; i++) {
2239 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
2242 fparms.dir = tbl->direction;
2243 fparms.ident_type = idents[i].ident_type;
2244 fparms.id = cache_entry->idents[i];
2245 tf_free_identifier(parms->tfp, &fparms);
2252 ulp_mapper_if_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2253 struct bnxt_ulp_mapper_tbl_info *tbl)
2255 struct bnxt_ulp_mapper_result_field_info *flds;
2256 struct ulp_blob data;
2259 uint32_t i, num_flds;
2261 struct tf_set_if_tbl_entry_parms iftbl_params = { 0 };
2262 struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
2263 uint32_t encap_flds;
2265 /* Initialize the blob data */
2266 if (!ulp_blob_init(&data, tbl->result_bit_size,
2267 parms->device_params->byte_order)) {
2268 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
2272 /* Get the result fields list */
2273 flds = ulp_mapper_result_fields_get(tbl, &num_flds, &encap_flds);
2275 if (!flds || !num_flds || encap_flds) {
2276 BNXT_TF_DBG(ERR, "template undefined for the IF table\n");
2280 /* process the result fields, loop through them */
2281 for (i = 0; i < num_flds; i++) {
2282 /* Process the result fields */
2283 rc = ulp_mapper_result_field_process(parms,
2289 BNXT_TF_DBG(ERR, "data field failed\n");
2294 /* Get the index details from computed field */
2295 if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_COMP_FIELD) {
2296 idx = ULP_COMP_FLD_IDX_RD(parms, tbl->index_operand);
2297 } else if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_CONSTANT) {
2298 idx = tbl->index_operand;
2300 BNXT_TF_DBG(ERR, "Invalid tbl index opcode\n");
2304 /* Perform the tf table set by filling the set params */
2305 iftbl_params.dir = tbl->direction;
2306 iftbl_params.type = tbl->resource_type;
2307 iftbl_params.data = ulp_blob_data_get(&data, &tmplen);
2308 iftbl_params.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2309 iftbl_params.idx = idx;
2311 rc = tf_set_if_tbl_entry(tfp, &iftbl_params);
2313 BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2315 (iftbl_params.dir == TF_DIR_RX) ? "RX" : "TX",
2322 * TBD: Need to look at the need to store idx in flow db for restore
2323 * the table to its original state on deletion of this entry.
2329 ulp_mapper_glb_resource_info_init(struct bnxt_ulp_context *ulp_ctx,
2330 struct bnxt_ulp_mapper_data *mapper_data)
2332 struct bnxt_ulp_glb_resource_info *glb_res;
2333 uint32_t num_glb_res_ids, idx;
2336 glb_res = ulp_mapper_glb_resource_info_list_get(&num_glb_res_ids);
2337 if (!glb_res || !num_glb_res_ids) {
2338 BNXT_TF_DBG(ERR, "Invalid Arguments\n");
2342 /* Iterate the global resources and process each one */
2343 for (idx = 0; idx < num_glb_res_ids; idx++) {
2344 switch (glb_res[idx].resource_func) {
2345 case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2346 rc = ulp_mapper_resource_ident_allocate(ulp_ctx,
2350 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2351 rc = ulp_mapper_resource_index_tbl_alloc(ulp_ctx,
2356 BNXT_TF_DBG(ERR, "Global resource %x not supported\n",
2357 glb_res[idx].resource_func);
2368 * Function to process the conditional opcode of the mapper table.
2369 * returns 1 to skip the table.
2370 * return 0 to continue processing the table.
2373 ulp_mapper_tbl_cond_opcode_process(struct bnxt_ulp_mapper_parms *parms,
2374 struct bnxt_ulp_mapper_tbl_info *tbl)
2378 switch (tbl->cond_opcode) {
2379 case BNXT_ULP_COND_OPCODE_NOP:
2382 case BNXT_ULP_COND_OPCODE_COMP_FIELD_IS_SET:
2383 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2384 ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2387 case BNXT_ULP_COND_OPCODE_ACTION_BIT_IS_SET:
2388 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2392 case BNXT_ULP_COND_OPCODE_HDR_BIT_IS_SET:
2393 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2397 case BNXT_ULP_COND_OPCODE_COMP_FIELD_NOT_SET:
2398 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2399 !ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2402 case BNXT_ULP_COND_OPCODE_ACTION_BIT_NOT_SET:
2403 if (!ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2407 case BNXT_ULP_COND_OPCODE_HDR_BIT_NOT_SET:
2408 if (!ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2414 "Invalid arg in mapper tbl for cond opcode\n");
2421 * Function to process the action template. Iterate through the list
2422 * action info templates and process it.
2425 ulp_mapper_action_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2429 struct bnxt_ulp_mapper_tbl_info *tbl;
2431 if (!parms->atbls || !parms->num_atbls) {
2432 BNXT_TF_DBG(ERR, "No action tables for template[%d][%d].\n",
2433 parms->dev_id, parms->act_tid);
2437 for (i = 0; i < parms->num_atbls; i++) {
2438 tbl = &parms->atbls[i];
2439 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2442 switch (tbl->resource_func) {
2443 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2444 rc = ulp_mapper_index_tbl_process(parms, tbl, false);
2446 BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2447 tbl->resource_func);
2452 BNXT_TF_DBG(ERR, "Unexpected action resource %d\n",
2453 tbl->resource_func);
2461 /* Create the classifier table entries for a flow. */
2463 ulp_mapper_class_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2471 if (!parms->ctbls || !parms->num_ctbls) {
2472 BNXT_TF_DBG(ERR, "No class tables for template[%d][%d].\n",
2473 parms->dev_id, parms->class_tid);
2477 for (i = 0; i < parms->num_ctbls; i++) {
2478 struct bnxt_ulp_mapper_tbl_info *tbl = &parms->ctbls[i];
2480 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2483 switch (tbl->resource_func) {
2484 case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2485 rc = ulp_mapper_tcam_tbl_process(parms, tbl);
2487 case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2488 case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2489 rc = ulp_mapper_em_tbl_process(parms, tbl);
2491 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2492 rc = ulp_mapper_index_tbl_process(parms, tbl, true);
2494 case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2495 rc = ulp_mapper_cache_tbl_process(parms, tbl);
2497 case BNXT_ULP_RESOURCE_FUNC_IF_TABLE:
2498 rc = ulp_mapper_if_tbl_process(parms, tbl);
2501 BNXT_TF_DBG(ERR, "Unexpected class resource %d\n",
2502 tbl->resource_func);
2507 BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2508 tbl->resource_func);
2517 ulp_mapper_resource_free(struct bnxt_ulp_context *ulp,
2518 struct ulp_flow_db_res_params *res)
2524 BNXT_TF_DBG(ERR, "Unable to free resource\n ");
2528 tfp = bnxt_ulp_cntxt_tfp_get(ulp);
2530 BNXT_TF_DBG(ERR, "Unable to free resource failed to get tfp\n");
2534 switch (res->resource_func) {
2535 case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2536 rc = ulp_mapper_cache_entry_free(ulp, tfp, res);
2538 case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2539 rc = ulp_mapper_tcam_entry_free(ulp, tfp, res);
2541 case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2542 case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2543 rc = ulp_mapper_em_entry_free(ulp, tfp, res);
2545 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2546 rc = ulp_mapper_index_entry_free(ulp, tfp, res);
2548 case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2549 rc = ulp_mapper_ident_free(ulp, tfp, res);
2551 case BNXT_ULP_RESOURCE_FUNC_HW_FID:
2552 rc = ulp_mapper_mark_free(ulp, res);
2562 ulp_mapper_resources_free(struct bnxt_ulp_context *ulp_ctx,
2564 enum bnxt_ulp_flow_db_tables tbl_type)
2566 struct ulp_flow_db_res_params res_parms = { 0 };
2570 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2575 * Set the critical resource on the first resource del, then iterate
2576 * while status is good
2578 res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_YES;
2579 rc = ulp_flow_db_resource_del(ulp_ctx, tbl_type, fid, &res_parms);
2583 * This is unexpected on the first call to resource del.
2584 * It likely means that the flow did not exist in the flow db.
2586 BNXT_TF_DBG(ERR, "Flow[%d][0x%08x] failed to free (rc=%d)\n",
2592 trc = ulp_mapper_resource_free(ulp_ctx, &res_parms);
2595 * On fail, we still need to attempt to free the
2596 * remaining resources. Don't return
2599 "Flow[%d][0x%x] Res[%d][0x%016" PRIx64
2600 "] failed rc=%d.\n",
2601 tbl_type, fid, res_parms.resource_func,
2602 res_parms.resource_hndl, trc);
2604 /* All subsequent call require the non-critical_resource */
2605 res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2607 rc = ulp_flow_db_resource_del(ulp_ctx,
2613 /* Free the Flow ID since we've removed all resources */
2614 rc = ulp_flow_db_fid_free(ulp_ctx, tbl_type, fid);
2620 ulp_mapper_glb_resource_info_deinit(struct bnxt_ulp_context *ulp_ctx,
2621 struct bnxt_ulp_mapper_data *mapper_data)
2623 struct bnxt_ulp_mapper_glb_resource_entry *ent;
2624 struct ulp_flow_db_res_params res;
2627 /* Iterate the global resources and process each one */
2628 for (dir = TF_DIR_RX; dir < TF_DIR_MAX; dir++) {
2629 for (idx = 0; idx < BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
2631 ent = &mapper_data->glb_res_tbl[dir][idx];
2632 if (ent->resource_func ==
2633 BNXT_ULP_RESOURCE_FUNC_INVALID)
2635 memset(&res, 0, sizeof(struct ulp_flow_db_res_params));
2636 res.resource_func = ent->resource_func;
2637 res.direction = dir;
2638 res.resource_type = ent->resource_type;
2639 /*convert it from BE to cpu */
2641 tfp_be_to_cpu_64(ent->resource_hndl);
2642 ulp_mapper_resource_free(ulp_ctx, &res);
2648 ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx, uint32_t fid,
2649 enum bnxt_ulp_flow_db_tables flow_tbl_type)
2652 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2656 return ulp_mapper_resources_free(ulp_ctx, fid, flow_tbl_type);
2659 /* Function to handle the default global templates that are allocated during
2660 * the startup and reused later.
2663 ulp_mapper_glb_template_table_init(struct bnxt_ulp_context *ulp_ctx)
2665 uint32_t *glbl_tmpl_list;
2666 uint32_t num_glb_tmpls, idx, dev_id;
2667 struct bnxt_ulp_mapper_parms parms;
2668 struct bnxt_ulp_mapper_data *mapper_data;
2671 glbl_tmpl_list = ulp_mapper_glb_template_table_get(&num_glb_tmpls);
2672 if (!glbl_tmpl_list || !num_glb_tmpls)
2673 return rc; /* No global templates to process */
2675 /* Get the device id from the ulp context */
2676 if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &dev_id)) {
2677 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2681 mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2683 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2687 /* Iterate the global resources and process each one */
2688 for (idx = 0; idx < num_glb_tmpls; idx++) {
2689 /* Initialize the parms structure */
2690 memset(&parms, 0, sizeof(parms));
2691 parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2692 parms.ulp_ctx = ulp_ctx;
2693 parms.dev_id = dev_id;
2694 parms.mapper_data = mapper_data;
2696 /* Get the class table entry from dev id and class id */
2697 parms.class_tid = glbl_tmpl_list[idx];
2698 parms.ctbls = ulp_mapper_class_tbl_list_get(parms.dev_id,
2702 if (!parms.ctbls || !parms.num_ctbls) {
2703 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2704 parms.dev_id, parms.class_tid);
2707 parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2708 if (!parms.device_params) {
2709 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2710 parms.dev_id, parms.class_tid);
2713 rc = ulp_mapper_class_tbls_process(&parms);
2716 "class tables failed creation for %d:%d\n",
2717 parms.dev_id, parms.class_tid);
2724 /* Function to handle the mapping of the Flow to be compatible
2725 * with the underlying hardware.
2728 ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx,
2729 struct bnxt_ulp_mapper_create_parms *cparms,
2732 struct bnxt_ulp_mapper_parms parms;
2733 struct ulp_regfile regfile;
2736 if (!ulp_ctx || !cparms)
2739 /* Initialize the parms structure */
2740 memset(&parms, 0, sizeof(parms));
2741 parms.act_prop = cparms->act_prop;
2742 parms.act_bitmap = cparms->act;
2743 parms.hdr_bitmap = cparms->hdr_bitmap;
2744 parms.regfile = ®file;
2745 parms.hdr_field = cparms->hdr_field;
2746 parms.comp_fld = cparms->comp_fld;
2747 parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2748 parms.ulp_ctx = ulp_ctx;
2749 parms.tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
2751 /* Get the device id from the ulp context */
2752 if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &parms.dev_id)) {
2753 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2758 * Get the mapper data for dynamic mapper data such as default
2761 parms.mapper_data = (struct bnxt_ulp_mapper_data *)
2762 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2763 if (!parms.mapper_data) {
2764 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2768 /* Get the action table entry from device id and act context id */
2769 parms.act_tid = cparms->act_tid;
2772 * Perform the action table get only if act template is not zero
2773 * for act template zero like for default rules ignore the action
2776 if (parms.act_tid) {
2777 parms.atbls = ulp_mapper_action_tbl_list_get(parms.dev_id,
2780 if (!parms.atbls || !parms.num_atbls) {
2781 BNXT_TF_DBG(ERR, "No action tables for %d:%d\n",
2782 parms.dev_id, parms.act_tid);
2787 /* Get the class table entry from device id and act context id */
2788 parms.class_tid = cparms->class_tid;
2789 parms.ctbls = ulp_mapper_class_tbl_list_get(parms.dev_id,
2793 if (!parms.ctbls || !parms.num_ctbls) {
2794 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2795 parms.dev_id, parms.class_tid);
2799 /* Get the device params, it will be used in later processing */
2800 parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2801 if (!parms.device_params) {
2802 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2803 parms.dev_id, parms.class_tid);
2807 /* initialize the registry file for further processing */
2808 if (!ulp_regfile_init(parms.regfile)) {
2809 BNXT_TF_DBG(ERR, "regfile initialization failed.\n");
2813 rc = ulp_regfile_write(parms.regfile,
2814 BNXT_ULP_REGFILE_INDEX_CLASS_TID,
2815 tfp_cpu_to_be_64((uint64_t)parms.class_tid));
2817 BNXT_TF_DBG(ERR, "Unable to write template ID to regfile\n");
2821 /* Allocate a Flow ID for attaching all resources for the flow to.
2822 * Once allocated, all errors have to walk the list of resources and
2823 * free each of them.
2825 rc = ulp_flow_db_fid_alloc(ulp_ctx,
2830 BNXT_TF_DBG(ERR, "Unable to allocate flow table entry\n");
2834 /* Process the action template list from the selected action table*/
2835 if (parms.act_tid) {
2836 rc = ulp_mapper_action_tbls_process(&parms);
2839 "action tables failed creation for %d:%d\n",
2840 parms.dev_id, parms.act_tid);
2845 /* All good. Now process the class template */
2846 rc = ulp_mapper_class_tbls_process(&parms);
2848 BNXT_TF_DBG(ERR, "class tables failed creation for %d:%d\n",
2849 parms.dev_id, parms.class_tid);
2853 *flowid = parms.fid;
2858 /* Free all resources that were allocated during flow creation */
2859 trc = ulp_mapper_flow_destroy(ulp_ctx, parms.fid,
2860 BNXT_ULP_REGULAR_FLOW_TABLE);
2862 BNXT_TF_DBG(ERR, "Failed to free all resources rc=%d\n", trc);
2868 ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx)
2870 struct bnxt_ulp_cache_tbl_params *tbl;
2871 struct bnxt_ulp_mapper_data *data;
2879 tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2883 data = rte_zmalloc("ulp_mapper_data",
2884 sizeof(struct bnxt_ulp_mapper_data), 0);
2886 BNXT_TF_DBG(ERR, "Failed to allocate the mapper data\n");
2890 if (bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, data)) {
2891 BNXT_TF_DBG(ERR, "Failed to set mapper data in context\n");
2892 /* Don't call deinit since the prof_func wasn't allocated. */
2897 /* Allocate the global resource ids */
2898 rc = ulp_mapper_glb_resource_info_init(ulp_ctx, data);
2900 BNXT_TF_DBG(ERR, "Failed to initialize global resource ids\n");
2904 /* Allocate the ulp cache tables. */
2905 for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2906 tbl = ulp_mapper_cache_tbl_params_get(i);
2908 BNXT_TF_DBG(ERR, "Failed to get cache table parms (%d)",
2912 if (tbl->num_entries != 0) {
2913 csize = sizeof(struct bnxt_ulp_mapper_cache_entry) *
2915 data->cache_tbl[i] = rte_zmalloc("ulp mapper cache tbl",
2917 if (!data->cache_tbl[i]) {
2918 BNXT_TF_DBG(ERR, "Failed to allocate Cache "
2926 rc = ulp_mapper_glb_template_table_init(ulp_ctx);
2928 BNXT_TF_DBG(ERR, "Failed to initialize global templates\n");
2934 /* Ignore the return code in favor of returning the original error. */
2935 ulp_mapper_deinit(ulp_ctx);
2940 ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx)
2942 struct bnxt_ulp_mapper_data *data;
2948 "Failed to acquire ulp context, so data may "
2949 "not be released.\n");
2953 data = (struct bnxt_ulp_mapper_data *)
2954 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2956 /* Go ahead and return since there is no allocated data. */
2957 BNXT_TF_DBG(ERR, "No data appears to have been allocated.\n");
2961 tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2963 BNXT_TF_DBG(ERR, "Failed to acquire tfp.\n");
2964 /* Free the mapper data regardless of errors. */
2965 goto free_mapper_data;
2968 /* Free the global resource info table entries */
2969 ulp_mapper_glb_resource_info_deinit(ulp_ctx, data);
2972 /* Free the ulp cache tables */
2973 for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2974 rte_free(data->cache_tbl[i]);
2975 data->cache_tbl[i] = NULL;
2979 /* Reset the data pointer within the ulp_ctx. */
2980 bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, NULL);