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 a list of classifier tables that implement the flow
221 * Gets a device dependent list of tables that implement the class template id
223 * mparms [in] The mappers parms with data related to the flow.
225 * tid [in] The template id that matches the flow
227 * num_tbls [out] The number of classifier tables in the returned array
229 * returns An array of classifier tables to implement the flow, or NULL on
232 static struct bnxt_ulp_mapper_tbl_info *
233 ulp_mapper_tbl_list_get(struct bnxt_ulp_mapper_parms *mparms,
238 const struct ulp_template_device_tbls *dev_tbls;
240 dev_tbls = &mparms->device_params->dev_tbls[mparms->tmpl_type];
242 idx = dev_tbls->tmpl_list[tid].start_tbl_idx;
243 *num_tbls = dev_tbls->tmpl_list[tid].num_tbls;
245 return &dev_tbls->tbl_list[idx];
249 * Get the list of key fields that implement the flow.
251 * mparms [in] The mapper parms with information about the flow
253 * tbl [in] A single table instance to get the key fields from
255 * num_flds [out] The number of key fields in the returned array
257 * Returns array of Key fields, or NULL on error.
259 static struct bnxt_ulp_mapper_class_key_field_info *
260 ulp_mapper_key_fields_get(struct bnxt_ulp_mapper_parms *mparms,
261 struct bnxt_ulp_mapper_tbl_info *tbl,
265 const struct ulp_template_device_tbls *dev_tbls;
267 dev_tbls = &mparms->device_params->dev_tbls[mparms->tmpl_type];
268 if (!dev_tbls->key_field_list) {
273 idx = tbl->key_start_idx;
274 *num_flds = tbl->key_num_fields;
276 return &dev_tbls->key_field_list[idx];
280 * Get the list of data fields that implement the flow.
282 * mparms [in] The mapper parms with information about the flow
284 * tbl [in] A single table instance to get the data fields from
286 * num_flds [out] The number of data fields in the returned array.
288 * num_encap_flds [out] The number of encap fields in the returned array.
290 * Returns array of data fields, or NULL on error.
292 static struct bnxt_ulp_mapper_result_field_info *
293 ulp_mapper_result_fields_get(struct bnxt_ulp_mapper_parms *mparms,
294 struct bnxt_ulp_mapper_tbl_info *tbl,
296 uint32_t *num_encap_flds)
299 const struct ulp_template_device_tbls *dev_tbls;
301 dev_tbls = &mparms->device_params->dev_tbls[mparms->tmpl_type];
302 if (!dev_tbls->result_field_list) {
308 idx = tbl->result_start_idx;
309 *num_flds = tbl->result_num_fields;
310 *num_encap_flds = tbl->encap_num_fields;
312 return &dev_tbls->result_field_list[idx];
316 * Get the list of ident fields that implement the flow
318 * tbl [in] A single table instance to get the ident fields from
320 * num_flds [out] The number of ident fields in the returned array
322 * returns array of ident fields, or NULL on error
324 static struct bnxt_ulp_mapper_ident_info *
325 ulp_mapper_ident_fields_get(struct bnxt_ulp_mapper_parms *mparms,
326 struct bnxt_ulp_mapper_tbl_info *tbl,
330 const struct ulp_template_device_tbls *dev_tbls;
332 dev_tbls = &mparms->device_params->dev_tbls[mparms->tmpl_type];
333 if (!dev_tbls->ident_list) {
338 idx = tbl->ident_start_idx;
339 *num_flds = tbl->ident_nums;
341 return &dev_tbls->ident_list[idx];
344 static struct bnxt_ulp_mapper_cache_entry *
345 ulp_mapper_cache_entry_get(struct bnxt_ulp_context *ulp,
349 struct bnxt_ulp_mapper_data *mapper_data;
351 mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp);
352 if (!mapper_data || id >= BNXT_ULP_CACHE_TBL_MAX_SZ ||
353 !mapper_data->cache_tbl[id]) {
354 BNXT_TF_DBG(ERR, "Unable to acquire the cache tbl (%d)\n", id);
358 return &mapper_data->cache_tbl[id][key];
362 * Concatenates the tbl_type and tbl_id into a 32bit value for storing in the
363 * resource_type. This is done to conserve memory since both the tbl_type and
367 ulp_mapper_cache_res_type_set(struct ulp_flow_db_res_params *res,
371 res->resource_type = tbl_type;
372 res->resource_sub_type = tbl_id;
375 /* Extracts the tbl_type and tbl_id from the 32bit resource type. */
377 ulp_mapper_cache_res_type_get(struct ulp_flow_db_res_params *res,
381 *tbl_type = res->resource_type;
382 *tbl_id = res->resource_sub_type;
386 ulp_mapper_cache_entry_free(struct bnxt_ulp_context *ulp,
388 struct ulp_flow_db_res_params *res)
390 struct bnxt_ulp_mapper_cache_entry *cache_entry;
391 struct tf_free_identifier_parms ident_parms;
392 struct tf_free_tcam_entry_parms tcam_parms;
393 uint16_t table_id, table_type;
397 * The table id, used for cache, and table_type, used for tcam, are
398 * both encoded within the resource. We must first extract them to
399 * formulate the args for tf calls.
401 ulp_mapper_cache_res_type_get(res, &table_type, &table_id);
402 cache_entry = ulp_mapper_cache_entry_get(ulp, table_id,
403 (uint16_t)res->resource_hndl);
404 if (!cache_entry || !cache_entry->ref_count) {
405 BNXT_TF_DBG(ERR, "Cache entry (%d:%d) not valid on free.\n",
406 table_id, (uint16_t)res->resource_hndl);
411 * See if we need to delete the entry. The tcam and identifiers are all
412 * tracked by the cached entries reference count. All are deleted when
413 * the reference count hit zero.
415 cache_entry->ref_count--;
416 if (cache_entry->ref_count)
420 * Need to delete the tcam entry and the allocated identifiers.
421 * In the event of a failure, need to try to delete the remaining
422 * resources before returning error.
424 tcam_parms.dir = res->direction;
425 tcam_parms.tcam_tbl_type = table_type;
426 tcam_parms.idx = cache_entry->tcam_idx;
427 rc = tf_free_tcam_entry(tfp, &tcam_parms);
429 BNXT_TF_DBG(ERR, "Failed to free tcam [%d][%s][0x%04x] rc=%d\n",
431 (res->direction == TF_DIR_RX) ? "RX" : "TX",
435 * Free the identifiers associated with the tcam entry. Entries with
436 * negative one are considered uninitialized.
438 for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++) {
439 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
442 ident_parms.dir = res->direction;
443 ident_parms.ident_type = cache_entry->ident_types[i];
444 ident_parms.id = cache_entry->idents[i];
445 trc = tf_free_identifier(tfp, &ident_parms);
447 BNXT_TF_DBG(ERR, "Failed to free identifier "
448 "[%d][%s][0x%04x] rc=%d\n",
449 ident_parms.ident_type,
450 (res->direction == TF_DIR_RX) ? "RX" : "TX",
451 ident_parms.id, trc);
459 static inline int32_t
460 ulp_mapper_tcam_entry_free(struct bnxt_ulp_context *ulp __rte_unused,
462 struct ulp_flow_db_res_params *res)
464 struct tf_free_tcam_entry_parms fparms = {
465 .dir = res->direction,
466 .tcam_tbl_type = res->resource_type,
467 .idx = (uint16_t)res->resource_hndl
470 return tf_free_tcam_entry(tfp, &fparms);
473 static inline int32_t
474 ulp_mapper_index_entry_free(struct bnxt_ulp_context *ulp,
476 struct ulp_flow_db_res_params *res)
478 struct tf_free_tbl_entry_parms fparms = {
479 .dir = res->direction,
480 .type = res->resource_type,
481 .idx = (uint32_t)res->resource_hndl
485 * Just get the table scope, it will be ignored if not necessary
486 * by the tf_free_tbl_entry
488 (void)bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
490 return tf_free_tbl_entry(tfp, &fparms);
493 static inline int32_t
494 ulp_mapper_em_entry_free(struct bnxt_ulp_context *ulp,
496 struct ulp_flow_db_res_params *res)
498 struct tf_delete_em_entry_parms fparms = { 0 };
501 fparms.dir = res->direction;
502 if (res->resource_func == BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE)
503 fparms.mem = TF_MEM_EXTERNAL;
505 fparms.mem = TF_MEM_INTERNAL;
506 fparms.flow_handle = res->resource_hndl;
508 rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
510 BNXT_TF_DBG(ERR, "Failed to get table scope\n");
514 return tf_delete_em_entry(tfp, &fparms);
517 static inline int32_t
518 ulp_mapper_ident_free(struct bnxt_ulp_context *ulp __rte_unused,
520 struct ulp_flow_db_res_params *res)
522 struct tf_free_identifier_parms fparms = {
523 .dir = res->direction,
524 .ident_type = res->resource_type,
525 .id = (uint16_t)res->resource_hndl
528 return tf_free_identifier(tfp, &fparms);
531 static inline int32_t
532 ulp_mapper_mark_free(struct bnxt_ulp_context *ulp,
533 struct ulp_flow_db_res_params *res)
535 return ulp_mark_db_mark_del(ulp,
541 * Process the identifier instruction and either store it in the flow database
542 * or return it in the val (if not NULL) on success. If val is NULL, the
543 * identifier is to be stored in the flow database.
546 ulp_mapper_ident_process(struct bnxt_ulp_mapper_parms *parms,
547 struct bnxt_ulp_mapper_tbl_info *tbl,
548 struct bnxt_ulp_mapper_ident_info *ident,
551 struct ulp_flow_db_res_params fid_parms;
554 struct tf_alloc_identifier_parms iparms = { 0 };
555 struct tf_free_identifier_parms free_parms = { 0 };
559 tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
561 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
565 idx = ident->regfile_idx;
567 iparms.ident_type = ident->ident_type;
568 iparms.dir = tbl->direction;
570 rc = tf_alloc_identifier(tfp, &iparms);
572 BNXT_TF_DBG(ERR, "Alloc ident %s:%d failed.\n",
573 (iparms.dir == TF_DIR_RX) ? "RX" : "TX",
578 id = (uint64_t)tfp_cpu_to_be_64(iparms.id);
579 if (!ulp_regfile_write(parms->regfile, idx, id)) {
580 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
582 /* Need to free the identifier, so goto error */
586 /* Link the resource to the flow in the flow db */
588 memset(&fid_parms, 0, sizeof(fid_parms));
589 fid_parms.direction = tbl->direction;
590 fid_parms.resource_func = ident->resource_func;
591 fid_parms.resource_type = ident->ident_type;
592 fid_parms.resource_hndl = iparms.id;
593 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
595 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
600 BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
602 /* Need to free the identifier, so goto error */
612 /* Need to free the identifier */
613 free_parms.dir = tbl->direction;
614 free_parms.ident_type = ident->ident_type;
615 free_parms.id = iparms.id;
617 (void)tf_free_identifier(tfp, &free_parms);
619 BNXT_TF_DBG(ERR, "Ident process failed for %s:%s\n",
621 (tbl->direction == TF_DIR_RX) ? "RX" : "TX");
626 * Process the identifier instruction and extract it from result blob.
627 * Increment the identifier reference count and store it in the flow database.
630 ulp_mapper_ident_extract(struct bnxt_ulp_mapper_parms *parms,
631 struct bnxt_ulp_mapper_tbl_info *tbl,
632 struct bnxt_ulp_mapper_ident_info *ident,
633 struct ulp_blob *res_blob)
635 struct ulp_flow_db_res_params fid_parms;
638 struct tf_search_identifier_parms sparms = { 0 };
639 struct tf_free_identifier_parms free_parms = { 0 };
643 /* Get the tfp from ulp context */
644 tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
646 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
650 /* Extract the index from the result blob */
651 rc = ulp_blob_pull(res_blob, (uint8_t *)&idx, sizeof(idx),
652 ident->ident_bit_pos, ident->ident_bit_size);
654 BNXT_TF_DBG(ERR, "Failed to extract identifier from blob\n");
658 /* populate the search params and search identifier shadow table */
659 sparms.ident_type = ident->ident_type;
660 sparms.dir = tbl->direction;
661 /* convert the idx into cpu format */
662 sparms.search_id = tfp_be_to_cpu_32(idx);
664 /* Search identifier also increase the reference count */
665 rc = tf_search_identifier(tfp, &sparms);
667 BNXT_TF_DBG(ERR, "Search ident %s:%x failed.\n",
668 tf_dir_2_str(sparms.dir),
672 BNXT_TF_DBG(INFO, "Search ident %s:%x.success.\n",
673 tf_dir_2_str(sparms.dir),
676 /* Write it to the regfile */
677 id = (uint64_t)tfp_cpu_to_be_64(sparms.search_id);
678 if (!ulp_regfile_write(parms->regfile, ident->regfile_idx, id)) {
679 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
681 /* Need to free the identifier, so goto error */
685 /* Link the resource to the flow in the flow db */
686 memset(&fid_parms, 0, sizeof(fid_parms));
687 fid_parms.direction = tbl->direction;
688 fid_parms.resource_func = ident->resource_func;
689 fid_parms.resource_type = ident->ident_type;
690 fid_parms.resource_hndl = sparms.search_id;
691 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
692 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
697 BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
699 /* Need to free the identifier, so goto error */
706 /* Need to free the identifier */
707 free_parms.dir = tbl->direction;
708 free_parms.ident_type = ident->ident_type;
709 free_parms.id = sparms.search_id;
710 (void)tf_free_identifier(tfp, &free_parms);
711 BNXT_TF_DBG(ERR, "Ident extract failed for %s:%s:%x\n",
713 tf_dir_2_str(tbl->direction), sparms.search_id);
718 ulp_mapper_result_field_process(struct bnxt_ulp_mapper_parms *parms,
720 struct bnxt_ulp_mapper_result_field_info *fld,
721 struct ulp_blob *blob,
724 uint16_t idx, size_idx;
727 uint32_t val_size = 0, field_size = 0;
732 switch (fld->result_opcode) {
733 case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
734 val = fld->result_operand;
735 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
736 BNXT_TF_DBG(ERR, "%s failed to add field\n", name);
740 case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_PROP:
741 if (!ulp_operand_read(fld->result_operand,
742 (uint8_t *)&idx, sizeof(uint16_t))) {
743 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
746 idx = tfp_be_to_cpu_16(idx);
748 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
749 BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
752 val = &parms->act_prop->act_details[idx];
753 field_size = ulp_mapper_act_prop_size_get(idx);
754 if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
755 field_size = field_size -
756 ((fld->field_bit_size + 7) / 8);
759 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
760 BNXT_TF_DBG(ERR, "%s push field failed\n", name);
764 case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_BIT:
765 if (!ulp_operand_read(fld->result_operand,
766 (uint8_t *)&act_bit, sizeof(uint64_t))) {
767 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
770 act_bit = tfp_be_to_cpu_64(act_bit);
771 memset(act_val, 0, sizeof(act_val));
772 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit))
774 if (fld->field_bit_size > ULP_BYTE_2_BITS(sizeof(act_val))) {
775 BNXT_TF_DBG(ERR, "%s field size is incorrect\n", name);
778 if (!ulp_blob_push(blob, act_val, fld->field_bit_size)) {
779 BNXT_TF_DBG(ERR, "%s push field failed\n", name);
784 case BNXT_ULP_MAPPER_OPC_SET_TO_ENCAP_ACT_PROP_SZ:
785 if (!ulp_operand_read(fld->result_operand,
786 (uint8_t *)&idx, sizeof(uint16_t))) {
787 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
790 idx = tfp_be_to_cpu_16(idx);
792 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
793 BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
796 val = &parms->act_prop->act_details[idx];
798 /* get the size index next */
799 if (!ulp_operand_read(&fld->result_operand[sizeof(uint16_t)],
800 (uint8_t *)&size_idx, sizeof(uint16_t))) {
801 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
804 size_idx = tfp_be_to_cpu_16(size_idx);
806 if (size_idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
807 BNXT_TF_DBG(ERR, "act_prop[%d] oob\n", size_idx);
810 memcpy(&val_size, &parms->act_prop->act_details[size_idx],
812 val_size = tfp_be_to_cpu_32(val_size);
813 val_size = ULP_BYTE_2_BITS(val_size);
814 ulp_blob_push_encap(blob, val, val_size);
816 case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
817 if (!ulp_operand_read(fld->result_operand,
818 (uint8_t *)&idx, sizeof(uint16_t))) {
819 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
823 idx = tfp_be_to_cpu_16(idx);
824 /* Uninitialized regfile entries return 0 */
825 if (!ulp_regfile_read(parms->regfile, idx, ®val)) {
826 BNXT_TF_DBG(ERR, "%s regfile[%d] read oob\n",
831 val = ulp_blob_push_64(blob, ®val, fld->field_bit_size);
833 BNXT_TF_DBG(ERR, "%s push field failed\n", name);
837 case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
838 if (!ulp_operand_read(fld->result_operand,
841 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
844 idx = tfp_be_to_cpu_16(idx);
845 if (ulp_mapper_glb_resource_read(parms->mapper_data,
848 BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
852 val = ulp_blob_push_64(blob, ®val, fld->field_bit_size);
854 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
858 case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
859 if (!ulp_operand_read(fld->result_operand,
862 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
865 idx = tfp_be_to_cpu_16(idx);
866 if (idx < BNXT_ULP_CF_IDX_LAST)
867 val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
868 fld->field_bit_size);
870 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
874 case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
875 if (ulp_blob_pad_push(blob, fld->field_bit_size) < 0) {
876 BNXT_TF_DBG(ERR, "%s too large for blob\n", name);
881 case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_ACT_PROP_ELSE_CONST:
882 if (!ulp_operand_read(fld->result_operand,
883 (uint8_t *)&act_bit, sizeof(uint64_t))) {
884 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
887 act_bit = tfp_be_to_cpu_64(act_bit);
888 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
889 /* Action bit is set so consider operand_true */
890 if (!ulp_operand_read(fld->result_operand_true,
893 BNXT_TF_DBG(ERR, "%s operand read failed\n",
897 idx = tfp_be_to_cpu_16(idx);
898 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
899 BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n",
903 val = &parms->act_prop->act_details[idx];
904 field_size = ulp_mapper_act_prop_size_get(idx);
905 if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
906 field_size = field_size -
907 ((fld->field_bit_size + 7) / 8);
910 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
911 BNXT_TF_DBG(ERR, "%s push field failed\n",
916 /* action bit is not set, use the operand false */
917 val = fld->result_operand_false;
918 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
919 BNXT_TF_DBG(ERR, "%s failed to add field\n",
925 case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_CONST_ELSE_CONST:
926 if (!ulp_operand_read(fld->result_operand,
927 (uint8_t *)&act_bit, sizeof(uint64_t))) {
928 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
931 act_bit = tfp_be_to_cpu_64(act_bit);
932 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
933 /* Action bit is set so consider operand_true */
934 val = fld->result_operand_true;
936 /* action bit is not set, use the operand false */
937 val = fld->result_operand_false;
939 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
940 BNXT_TF_DBG(ERR, "%s failed to add field\n",
945 case BNXT_ULP_MAPPER_OPC_IF_COMP_FIELD_THEN_CF_ELSE_CF:
946 if (!ulp_operand_read(fld->result_operand,
949 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
952 idx = tfp_be_to_cpu_16(idx);
953 if (idx >= BNXT_ULP_CF_IDX_LAST) {
954 BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
957 /* check if the computed field is set */
958 if (ULP_COMP_FLD_IDX_RD(parms, idx))
959 val = fld->result_operand_true;
961 val = fld->result_operand_false;
963 /* read the appropriate computed field */
964 if (!ulp_operand_read(val, (uint8_t *)&idx, sizeof(uint16_t))) {
965 BNXT_TF_DBG(ERR, "%s val operand read failed\n", name);
968 idx = tfp_be_to_cpu_16(idx);
969 if (idx >= BNXT_ULP_CF_IDX_LAST) {
970 BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
973 val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
974 fld->field_bit_size);
976 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
980 case BNXT_ULP_MAPPER_OPC_IF_HDR_BIT_THEN_CONST_ELSE_CONST:
981 if (!ulp_operand_read(fld->result_operand,
982 (uint8_t *)&hdr_bit, sizeof(uint64_t))) {
983 BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
986 hdr_bit = tfp_be_to_cpu_64(hdr_bit);
987 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits, hdr_bit)) {
988 /* Header bit is set so consider operand_true */
989 val = fld->result_operand_true;
991 /* Header bit is not set, use the operand false */
992 val = fld->result_operand_false;
994 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
995 BNXT_TF_DBG(ERR, "%s failed to add field\n",
1001 BNXT_TF_DBG(ERR, "invalid result mapper opcode 0x%x\n",
1002 fld->result_opcode);
1008 /* Function to alloc action record and set the table. */
1010 ulp_mapper_keymask_field_process(struct bnxt_ulp_mapper_parms *parms,
1012 struct bnxt_ulp_mapper_class_key_field_info *f,
1013 struct ulp_blob *blob,
1018 uint16_t idx, bitlen;
1021 struct ulp_regfile *regfile = parms->regfile;
1022 uint8_t *val = NULL;
1023 struct bnxt_ulp_mapper_class_key_field_info *fld = f;
1024 uint32_t field_size;
1027 operand = fld->spec_operand;
1028 opcode = fld->spec_opcode;
1030 operand = fld->mask_operand;
1031 opcode = fld->mask_opcode;
1034 bitlen = fld->field_bit_size;
1037 case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
1039 if (!ulp_blob_push(blob, val, bitlen)) {
1040 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1044 case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
1045 if (ulp_blob_pad_push(blob, bitlen) < 0) {
1046 BNXT_TF_DBG(ERR, "%s pad too large for blob\n", name);
1051 case BNXT_ULP_MAPPER_OPC_SET_TO_HDR_FIELD:
1052 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1053 sizeof(uint16_t))) {
1054 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1057 idx = tfp_be_to_cpu_16(idx);
1059 val = parms->hdr_field[idx].spec;
1061 val = parms->hdr_field[idx].mask;
1064 * Need to account for how much data was pushed to the header
1065 * field vs how much is to be inserted in the key/mask.
1067 field_size = parms->hdr_field[idx].size;
1068 if (bitlen < ULP_BYTE_2_BITS(field_size)) {
1069 field_size = field_size - ((bitlen + 7) / 8);
1073 if (!ulp_blob_push(blob, val, bitlen)) {
1074 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1078 case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
1079 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1080 sizeof(uint16_t))) {
1081 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1084 idx = tfp_be_to_cpu_16(idx);
1085 if (idx < BNXT_ULP_CF_IDX_LAST)
1086 val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1089 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1093 case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
1094 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1095 sizeof(uint16_t))) {
1096 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1099 idx = tfp_be_to_cpu_16(idx);
1101 if (!ulp_regfile_read(regfile, idx, &val64)) {
1102 BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1107 val = ulp_blob_push_64(blob, &val64, bitlen);
1109 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1113 case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
1114 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1115 sizeof(uint16_t))) {
1116 BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1119 idx = tfp_be_to_cpu_16(idx);
1120 if (ulp_mapper_glb_resource_read(parms->mapper_data,
1123 BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1127 val = ulp_blob_push_64(blob, &val64, bitlen);
1129 BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1134 BNXT_TF_DBG(ERR, "invalid keymask mapper opcode 0x%x\n",
1144 ulp_mapper_mark_gfid_process(struct bnxt_ulp_mapper_parms *parms,
1145 struct bnxt_ulp_mapper_tbl_info *tbl,
1148 enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1149 struct ulp_flow_db_res_params fid_parms;
1150 uint32_t mark, gfid, mark_flag;
1153 if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1154 !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1155 ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1156 BNXT_ULP_ACTION_BIT_MARK)))
1157 return rc; /* no need to perform gfid process */
1159 /* Get the mark id details from action property */
1160 memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1162 mark = tfp_be_to_cpu_32(mark);
1164 TF_GET_GFID_FROM_FLOW_ID(flow_id, gfid);
1165 mark_flag = BNXT_ULP_MARK_GLOBAL_HW_FID;
1166 rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1169 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1172 fid_parms.direction = tbl->direction;
1173 fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1174 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1175 fid_parms.resource_type = mark_flag;
1176 fid_parms.resource_hndl = gfid;
1177 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1182 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1187 ulp_mapper_mark_act_ptr_process(struct bnxt_ulp_mapper_parms *parms,
1188 struct bnxt_ulp_mapper_tbl_info *tbl)
1190 enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1191 struct ulp_flow_db_res_params fid_parms;
1192 uint32_t act_idx, mark, mark_flag;
1196 if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1197 !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1198 ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1199 BNXT_ULP_ACTION_BIT_MARK)))
1200 return rc; /* no need to perform mark action process */
1202 /* Get the mark id details from action property */
1203 memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1205 mark = tfp_be_to_cpu_32(mark);
1207 if (!ulp_regfile_read(parms->regfile,
1208 BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1210 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1213 act_idx = tfp_be_to_cpu_64(val64);
1214 mark_flag = BNXT_ULP_MARK_LOCAL_HW_FID;
1215 rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1218 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1221 fid_parms.direction = tbl->direction;
1222 fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1223 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1224 fid_parms.resource_type = mark_flag;
1225 fid_parms.resource_hndl = act_idx;
1226 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1231 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1236 ulp_mapper_mark_vfr_idx_process(struct bnxt_ulp_mapper_parms *parms,
1237 struct bnxt_ulp_mapper_tbl_info *tbl)
1239 struct ulp_flow_db_res_params fid_parms;
1240 uint32_t act_idx, mark, mark_flag;
1242 enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1245 if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1246 mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION)
1247 return rc; /* no need to perform mark action process */
1249 /* Get the mark id details from the computed field of dev port id */
1250 mark = ULP_COMP_FLD_IDX_RD(parms, BNXT_ULP_CF_IDX_DEV_PORT_ID);
1252 /* Get the main action pointer */
1253 if (!ulp_regfile_read(parms->regfile,
1254 BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1256 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1259 act_idx = tfp_be_to_cpu_64(val64);
1261 /* Set the mark flag to local fid and vfr flag */
1262 mark_flag = BNXT_ULP_MARK_LOCAL_HW_FID | BNXT_ULP_MARK_VFR_ID;
1264 rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1267 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1270 fid_parms.direction = tbl->direction;
1271 fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1272 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1273 fid_parms.resource_type = mark_flag;
1274 fid_parms.resource_hndl = act_idx;
1275 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1280 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1285 * Tcam table - create the result blob.
1286 * data [out] - the result blob data
1289 ulp_mapper_tcam_tbl_result_create(struct bnxt_ulp_mapper_parms *parms,
1290 struct bnxt_ulp_mapper_tbl_info *tbl,
1291 struct ulp_blob *data)
1293 struct bnxt_ulp_mapper_result_field_info *dflds;
1295 uint32_t encap_flds = 0;
1299 /* Create the result data blob */
1300 dflds = ulp_mapper_result_fields_get(parms, tbl, &num_dflds,
1302 if (!dflds || !num_dflds || encap_flds) {
1303 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1307 for (i = 0; i < num_dflds; i++) {
1308 rc = ulp_mapper_result_field_process(parms,
1314 BNXT_TF_DBG(ERR, "Failed to set data fields\n");
1321 /* Tcam table scan the identifier list and allocate each identifier */
1323 ulp_mapper_tcam_tbl_scan_ident_alloc(struct bnxt_ulp_mapper_parms *parms,
1324 struct bnxt_ulp_mapper_tbl_info *tbl)
1326 struct bnxt_ulp_mapper_ident_info *idents;
1327 uint32_t num_idents;
1331 * Since the cache entry is responsible for allocating
1332 * identifiers when in use, allocate the identifiers only
1333 * during normal processing.
1335 if (parms->tcam_tbl_opc ==
1336 BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1337 idents = ulp_mapper_ident_fields_get(parms, tbl, &num_idents);
1339 for (i = 0; i < num_idents; i++) {
1340 if (ulp_mapper_ident_process(parms, tbl,
1349 * Tcam table scan the identifier list and extract the identifier from
1353 ulp_mapper_tcam_tbl_scan_ident_extract(struct bnxt_ulp_mapper_parms *parms,
1354 struct bnxt_ulp_mapper_tbl_info *tbl,
1355 struct ulp_blob *data)
1357 struct bnxt_ulp_mapper_ident_info *idents;
1358 uint32_t num_idents = 0, i;
1362 * Extract the listed identifiers from the result field,
1363 * no need to allocate them.
1365 idents = ulp_mapper_ident_fields_get(parms, tbl, &num_idents);
1366 for (i = 0; i < num_idents; i++) {
1367 rc = ulp_mapper_ident_extract(parms, tbl, &idents[i], data);
1369 BNXT_TF_DBG(ERR, "Error in identifier extraction\n");
1376 /* Internal function to write the tcam entry */
1378 ulp_mapper_tcam_tbl_entry_write(struct bnxt_ulp_mapper_parms *parms,
1379 struct bnxt_ulp_mapper_tbl_info *tbl,
1380 struct ulp_blob *key,
1381 struct ulp_blob *mask,
1382 struct ulp_blob *data,
1385 struct tf_set_tcam_entry_parms sparms = { 0 };
1390 tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1392 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1396 sparms.dir = tbl->direction;
1397 sparms.tcam_tbl_type = tbl->resource_type;
1399 /* Already verified the key/mask lengths */
1400 sparms.key = ulp_blob_data_get(key, &tmplen);
1401 sparms.mask = ulp_blob_data_get(mask, &tmplen);
1402 sparms.key_sz_in_bits = tbl->key_bit_size;
1403 sparms.result = ulp_blob_data_get(data, &tmplen);
1405 if (tbl->result_bit_size != tmplen) {
1406 BNXT_TF_DBG(ERR, "Result len (%d) != Expected (%d)\n",
1407 tmplen, tbl->result_bit_size);
1410 sparms.result_sz_in_bits = tbl->result_bit_size;
1411 if (tf_set_tcam_entry(tfp, &sparms)) {
1412 BNXT_TF_DBG(ERR, "tcam[%s][%s][%x] write failed.\n",
1413 tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1414 tf_dir_2_str(sparms.dir), sparms.idx);
1417 BNXT_TF_DBG(INFO, "tcam[%s][%s][%x] write success.\n",
1418 tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1419 tf_dir_2_str(sparms.dir), sparms.idx);
1421 /* Update cache with TCAM index if the was cache allocated. */
1422 if (parms->tcam_tbl_opc ==
1423 BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC) {
1424 if (!parms->cache_ptr) {
1425 BNXT_TF_DBG(ERR, "Unable to update cache");
1428 parms->cache_ptr->tcam_idx = idx;
1432 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1434 BNXT_TF_DBG(ERR, "failed mark action processing\n");
1442 ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1443 struct bnxt_ulp_mapper_tbl_info *tbl)
1445 struct bnxt_ulp_mapper_class_key_field_info *kflds;
1446 struct ulp_blob key, mask, data, update_data;
1447 uint32_t i, num_kflds;
1450 struct tf_alloc_tcam_entry_parms aparms = { 0 };
1451 struct tf_search_tcam_entry_parms searchparms = { 0 };
1452 struct ulp_flow_db_res_params fid_parms = { 0 };
1453 struct tf_free_tcam_entry_parms free_parms = { 0 };
1454 enum bnxt_ulp_search_before_alloc search_flag;
1456 uint16_t tmplen = 0;
1459 /* Skip this if was handled by the cache. */
1460 if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP) {
1461 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1465 tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1467 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1471 kflds = ulp_mapper_key_fields_get(parms, tbl, &num_kflds);
1472 if (!kflds || !num_kflds) {
1473 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1477 if (!ulp_blob_init(&key, tbl->key_bit_size,
1478 parms->device_params->byte_order) ||
1479 !ulp_blob_init(&mask, tbl->key_bit_size,
1480 parms->device_params->byte_order) ||
1481 !ulp_blob_init(&data, tbl->result_bit_size,
1482 parms->device_params->byte_order) ||
1483 !ulp_blob_init(&update_data, tbl->result_bit_size,
1484 parms->device_params->byte_order)) {
1485 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1489 /* create the key/mask */
1491 * NOTE: The WC table will require some kind of flag to handle the
1492 * mode bits within the key/mask
1494 for (i = 0; i < num_kflds; i++) {
1496 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1498 &key, 1, "TCAM Key");
1500 BNXT_TF_DBG(ERR, "Key field set failed.\n");
1504 /* Setup the mask */
1505 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1507 &mask, 0, "TCAM Mask");
1509 BNXT_TF_DBG(ERR, "Mask field set failed.\n");
1514 if (tbl->srch_b4_alloc == BNXT_ULP_SEARCH_BEFORE_ALLOC_NO) {
1516 * No search for re-use is requested, so simply allocate the
1519 aparms.dir = tbl->direction;
1520 aparms.tcam_tbl_type = tbl->resource_type;
1521 aparms.search_enable = tbl->srch_b4_alloc;
1522 aparms.key_sz_in_bits = tbl->key_bit_size;
1523 aparms.key = ulp_blob_data_get(&key, &tmplen);
1524 if (tbl->key_bit_size != tmplen) {
1525 BNXT_TF_DBG(ERR, "Key len (%d) != Expected (%d)\n",
1526 tmplen, tbl->key_bit_size);
1530 aparms.mask = ulp_blob_data_get(&mask, &tmplen);
1531 if (tbl->key_bit_size != tmplen) {
1532 BNXT_TF_DBG(ERR, "Mask len (%d) != Expected (%d)\n",
1533 tmplen, tbl->key_bit_size);
1537 aparms.priority = tbl->priority;
1540 * All failures after this succeeds require the entry to be
1541 * freed. cannot return directly on failure, but needs to goto
1544 rc = tf_alloc_tcam_entry(tfp, &aparms);
1546 BNXT_TF_DBG(ERR, "tcam alloc failed rc=%d.\n", rc);
1553 * Searching before allocation to see if we already have an
1554 * entry. This allows re-use of a constrained resource.
1556 searchparms.dir = tbl->direction;
1557 searchparms.tcam_tbl_type = tbl->resource_type;
1558 searchparms.key = ulp_blob_data_get(&key, &tmplen);
1559 searchparms.key_sz_in_bits = tbl->key_bit_size;
1560 searchparms.mask = ulp_blob_data_get(&mask, &tmplen);
1561 searchparms.priority = tbl->priority;
1562 searchparms.alloc = 1;
1563 searchparms.result = ulp_blob_data_get(&data, &tmplen);
1564 searchparms.result_sz_in_bits = tbl->result_bit_size;
1566 rc = tf_search_tcam_entry(tfp, &searchparms);
1568 BNXT_TF_DBG(ERR, "tcam search failed rc=%d\n", rc);
1572 /* Successful search, check the result */
1573 if (searchparms.search_status == REJECT) {
1574 BNXT_TF_DBG(ERR, "tcam alloc rejected\n");
1577 idx = searchparms.idx;
1578 hit = searchparms.hit;
1581 /* if it is miss then it is same as no search before alloc */
1583 search_flag = BNXT_ULP_SEARCH_BEFORE_ALLOC_NO;
1585 search_flag = tbl->srch_b4_alloc;
1587 switch (search_flag) {
1588 case BNXT_ULP_SEARCH_BEFORE_ALLOC_NO:
1589 /*Scan identifier list, allocate identifier and update regfile*/
1590 rc = ulp_mapper_tcam_tbl_scan_ident_alloc(parms, tbl);
1591 /* Create the result blob */
1593 rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1595 /* write the tcam entry */
1597 rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1600 case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_SKIP:
1601 /*Scan identifier list, extract identifier and update regfile*/
1602 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1604 case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_UPDATE:
1605 /*Scan identifier list, extract identifier and update regfile*/
1606 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1607 /* Create the result blob */
1609 rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1611 /* Update/overwrite the tcam entry */
1613 rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1618 BNXT_TF_DBG(ERR, "invalid search opcode\n");
1626 * Only link the entry to the flow db in the event that cache was not
1629 if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1630 fid_parms.direction = tbl->direction;
1631 fid_parms.resource_func = tbl->resource_func;
1632 fid_parms.resource_type = tbl->resource_type;
1633 fid_parms.critical_resource = tbl->critical_resource;
1634 fid_parms.resource_hndl = idx;
1635 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1641 "Failed to link resource to flow rc = %d\n",
1643 /* Need to free the identifier, so goto error */
1648 * Reset the tcam table opcode to normal in case the next tcam
1649 * entry does not use cache.
1651 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1652 parms->cache_ptr = NULL;
1657 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1658 free_parms.dir = tbl->direction;
1659 free_parms.tcam_tbl_type = tbl->resource_type;
1660 free_parms.idx = idx;
1661 trc = tf_free_tcam_entry(tfp, &free_parms);
1663 BNXT_TF_DBG(ERR, "Failed to free tcam[%d][%d][%d] on failure\n",
1664 tbl->resource_type, tbl->direction, idx);
1670 ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1671 struct bnxt_ulp_mapper_tbl_info *tbl)
1673 struct bnxt_ulp_mapper_class_key_field_info *kflds;
1674 struct bnxt_ulp_mapper_result_field_info *dflds;
1675 struct ulp_blob key, data;
1676 uint32_t i, num_kflds, num_dflds;
1678 struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1679 struct ulp_flow_db_res_params fid_parms = { 0 };
1680 struct tf_insert_em_entry_parms iparms = { 0 };
1681 struct tf_delete_em_entry_parms free_parms = { 0 };
1683 enum bnxt_ulp_flow_mem_type mtype = parms->device_params->flow_mem_type;
1685 uint32_t encap_flds = 0;
1687 kflds = ulp_mapper_key_fields_get(parms, tbl, &num_kflds);
1688 if (!kflds || !num_kflds) {
1689 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1693 /* Initialize the key/result blobs */
1694 if (!ulp_blob_init(&key, tbl->blob_key_bit_size,
1695 parms->device_params->byte_order) ||
1696 !ulp_blob_init(&data, tbl->result_bit_size,
1697 parms->device_params->byte_order)) {
1698 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1702 /* create the key */
1703 for (i = 0; i < num_kflds; i++) {
1705 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1709 BNXT_TF_DBG(ERR, "Key field set failed.\n");
1715 * TBD: Normally should process identifiers in case of using recycle or
1716 * loopback. Not supporting recycle for now.
1719 /* Create the result data blob */
1720 dflds = ulp_mapper_result_fields_get(parms, tbl,
1721 &num_dflds, &encap_flds);
1722 if (!dflds || !num_dflds || encap_flds) {
1723 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1727 for (i = 0; i < num_dflds; i++) {
1728 struct bnxt_ulp_mapper_result_field_info *fld;
1732 rc = ulp_mapper_result_field_process(parms,
1738 BNXT_TF_DBG(ERR, "Failed to set data fields.\n");
1743 /* do the transpose for the internal EM keys */
1744 if (tbl->resource_func == BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE)
1745 ulp_blob_perform_byte_reverse(&key);
1747 rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx,
1748 &iparms.tbl_scope_id);
1750 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1755 * NOTE: the actual blob size will differ from the size in the tbl
1756 * entry due to the padding.
1758 iparms.dup_check = 0;
1759 iparms.dir = tbl->direction;
1760 iparms.mem = tbl->resource_type;
1761 iparms.key = ulp_blob_data_get(&key, &tmplen);
1762 iparms.key_sz_in_bits = tbl->key_bit_size;
1763 iparms.em_record = ulp_blob_data_get(&data, &tmplen);
1764 iparms.em_record_sz_in_bits = tbl->result_bit_size;
1766 rc = tf_insert_em_entry(tfp, &iparms);
1768 BNXT_TF_DBG(ERR, "Failed to insert em entry rc=%d.\n", rc);
1772 /* Mark action process */
1773 if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT &&
1774 tbl->resource_type == TF_MEM_EXTERNAL)
1775 rc = ulp_mapper_mark_gfid_process(parms, tbl, iparms.flow_id);
1776 else if (mtype == BNXT_ULP_FLOW_MEM_TYPE_INT &&
1777 tbl->resource_type == TF_MEM_INTERNAL)
1778 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1780 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1784 /* Link the EM resource to the flow in the flow db */
1785 memset(&fid_parms, 0, sizeof(fid_parms));
1786 fid_parms.direction = tbl->direction;
1787 fid_parms.resource_func = tbl->resource_func;
1788 fid_parms.resource_type = tbl->resource_type;
1789 fid_parms.critical_resource = tbl->critical_resource;
1790 fid_parms.resource_hndl = iparms.flow_handle;
1792 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1797 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n",
1799 /* Need to free the identifier, so goto error */
1805 free_parms.dir = iparms.dir;
1806 free_parms.mem = iparms.mem;
1807 free_parms.tbl_scope_id = iparms.tbl_scope_id;
1808 free_parms.flow_handle = iparms.flow_handle;
1810 trc = tf_delete_em_entry(tfp, &free_parms);
1812 BNXT_TF_DBG(ERR, "Failed to delete EM entry on failed add\n");
1818 ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1819 struct bnxt_ulp_mapper_tbl_info *tbl)
1821 struct bnxt_ulp_mapper_result_field_info *flds;
1822 struct ulp_flow_db_res_params fid_parms;
1823 struct ulp_blob data;
1826 uint32_t i, num_flds, index, hit;
1827 int32_t rc = 0, trc = 0;
1828 struct tf_alloc_tbl_entry_parms aparms = { 0 };
1829 struct tf_search_tbl_entry_parms srchparms = { 0 };
1830 struct tf_set_tbl_entry_parms sparms = { 0 };
1831 struct tf_free_tbl_entry_parms free_parms = { 0 };
1832 uint32_t tbl_scope_id;
1833 struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1835 uint32_t encap_flds = 0;
1837 /* Get the scope id first */
1838 rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx, &tbl_scope_id);
1840 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1844 /* use the max size if encap is enabled */
1845 if (tbl->encap_num_fields)
1846 bit_size = BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
1848 bit_size = tbl->result_bit_size;
1850 /* Initialize the blob data */
1851 if (!ulp_blob_init(&data, bit_size,
1852 parms->device_params->byte_order)) {
1853 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
1857 /* Get the result fields list */
1858 flds = ulp_mapper_result_fields_get(parms, tbl, &num_flds, &encap_flds);
1860 if (!flds || (!num_flds && !encap_flds)) {
1861 BNXT_TF_DBG(ERR, "template undefined for the index table\n");
1865 /* process the result fields, loop through them */
1866 for (i = 0; i < (num_flds + encap_flds); i++) {
1867 /* set the swap index if encap swap bit is enabled */
1868 if (parms->device_params->encap_byte_swap && encap_flds &&
1870 ulp_blob_encap_swap_idx_set(&data);
1872 /* Process the result fields */
1873 rc = ulp_mapper_result_field_process(parms,
1879 BNXT_TF_DBG(ERR, "data field failed\n");
1884 /* if encap bit swap is enabled perform the bit swap */
1885 if (parms->device_params->encap_byte_swap && encap_flds) {
1886 ulp_blob_perform_encap_swap(&data);
1890 * Check for index opcode, if it is Global then
1891 * no need to allocate the table, just set the table
1892 * and exit since it is not maintained in the flow db.
1894 if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_GLOBAL) {
1895 /* get the index from index operand */
1896 if (tbl->index_operand < BNXT_ULP_GLB_REGFILE_INDEX_LAST &&
1897 ulp_mapper_glb_resource_read(parms->mapper_data,
1901 BNXT_TF_DBG(ERR, "Glbl regfile[%d] read failed.\n",
1902 tbl->index_operand);
1905 /* set the Tf index table */
1906 sparms.dir = tbl->direction;
1907 sparms.type = tbl->resource_type;
1908 sparms.data = ulp_blob_data_get(&data, &tmplen);
1909 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1910 sparms.idx = tfp_be_to_cpu_64(idx);
1911 sparms.tbl_scope_id = tbl_scope_id;
1913 rc = tf_set_tbl_entry(tfp, &sparms);
1916 "Glbl Set table[%d][%s][%d] failed rc=%d\n",
1918 (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
1923 return 0; /* success */
1928 /* Perform the tf table allocation by filling the alloc params */
1929 if (tbl->srch_b4_alloc) {
1930 memset(&srchparms, 0, sizeof(srchparms));
1931 srchparms.dir = tbl->direction;
1932 srchparms.type = tbl->resource_type;
1933 srchparms.alloc = 1;
1934 srchparms.result = ulp_blob_data_get(&data, &tmplen);
1935 srchparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1936 srchparms.tbl_scope_id = tbl_scope_id;
1937 rc = tf_search_tbl_entry(tfp, &srchparms);
1939 BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
1940 tf_tbl_type_2_str(tbl->resource_type),
1941 tf_dir_2_str(tbl->direction), rc);
1944 if (srchparms.search_status == REJECT) {
1945 BNXT_TF_DBG(ERR, "Alloc table[%s][%s] rejected.\n",
1946 tf_tbl_type_2_str(tbl->resource_type),
1947 tf_dir_2_str(tbl->direction));
1950 index = srchparms.idx;
1951 hit = srchparms.hit;
1953 aparms.dir = tbl->direction;
1954 aparms.type = tbl->resource_type;
1955 aparms.search_enable = tbl->srch_b4_alloc;
1956 aparms.result = ulp_blob_data_get(&data, &tmplen);
1957 aparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1958 aparms.tbl_scope_id = tbl_scope_id;
1960 /* All failures after the alloc succeeds require a free */
1961 rc = tf_alloc_tbl_entry(tfp, &aparms);
1963 BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
1964 tf_tbl_type_2_str(tbl->resource_type),
1965 tf_dir_2_str(tbl->direction), rc);
1971 * calculate the idx for the result record, for external EM the offset
1972 * needs to be shifted accordingly. If external non-inline table types
1973 * are used then need to revisit this logic.
1975 if (tbl->resource_type == TF_TBL_TYPE_EXT)
1976 idx = TF_ACT_REC_OFFSET_2_PTR(index);
1980 /* Always storing values in Regfile in BE */
1981 idx = tfp_cpu_to_be_64(idx);
1982 if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_ALLOCATE) {
1983 rc = ulp_regfile_write(parms->regfile, tbl->index_operand, idx);
1985 BNXT_TF_DBG(ERR, "Write regfile[%d] failed\n",
1986 tbl->index_operand);
1991 /* Perform the tf table set by filling the set params */
1992 if (!tbl->srch_b4_alloc || !hit) {
1993 sparms.dir = tbl->direction;
1994 sparms.type = tbl->resource_type;
1995 sparms.data = ulp_blob_data_get(&data, &tmplen);
1996 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1998 sparms.tbl_scope_id = tbl_scope_id;
2000 rc = tf_set_tbl_entry(tfp, &sparms);
2002 BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2004 (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
2011 /* Link the resource to the flow in the flow db */
2012 memset(&fid_parms, 0, sizeof(fid_parms));
2013 fid_parms.direction = tbl->direction;
2014 fid_parms.resource_func = tbl->resource_func;
2015 fid_parms.resource_type = tbl->resource_type;
2016 fid_parms.resource_sub_type = tbl->resource_sub_type;
2017 fid_parms.resource_hndl = index;
2018 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2020 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2025 BNXT_TF_DBG(ERR, "Failed to link resource to flow rc = %d\n",
2030 /* Perform the VF rep action */
2031 rc = ulp_mapper_mark_vfr_idx_process(parms, tbl);
2033 BNXT_TF_DBG(ERR, "Failed to add vfr mark rc = %d\n", rc);
2039 * Free the allocated resource since we failed to either
2040 * write to the entry or link the flow
2042 free_parms.dir = tbl->direction;
2043 free_parms.type = tbl->resource_type;
2044 free_parms.idx = index;
2045 free_parms.tbl_scope_id = tbl_scope_id;
2047 trc = tf_free_tbl_entry(tfp, &free_parms);
2049 BNXT_TF_DBG(ERR, "Failed to free tbl entry on failure\n");
2055 ulp_mapper_cache_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2056 struct bnxt_ulp_mapper_tbl_info *tbl)
2058 struct bnxt_ulp_mapper_class_key_field_info *kflds;
2059 struct bnxt_ulp_mapper_cache_entry *cache_entry;
2060 struct bnxt_ulp_mapper_ident_info *idents;
2061 uint32_t i, num_kflds = 0, num_idents = 0;
2062 struct ulp_flow_db_res_params fid_parms;
2063 struct tf_free_identifier_parms fparms;
2064 uint16_t tmplen, tmp_ident;
2065 struct ulp_blob key;
2071 /* Get the key fields list and build the key. */
2072 kflds = ulp_mapper_key_fields_get(parms, tbl, &num_kflds);
2073 if (!kflds || !num_kflds) {
2074 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
2077 if (!ulp_blob_init(&key, tbl->key_bit_size,
2078 parms->device_params->byte_order)) {
2079 BNXT_TF_DBG(ERR, "Failed to alloc blob\n");
2082 for (i = 0; i < num_kflds; i++) {
2084 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
2086 &key, 1, "Cache Key");
2089 "Failed to create key for Cache rc=%d\n",
2096 * Perform the lookup in the cache table with constructed key. The
2097 * cache_key is a byte array of tmplen, it needs to be converted to a
2098 * index for the cache table.
2100 cache_key = ulp_blob_data_get(&key, &tmplen);
2101 ckey = (uint16_t *)cache_key;
2104 * The id computed based on resource sub type and direction where
2105 * dir is the bit0 and rest of the bits come from resource
2108 cache_entry = ulp_mapper_cache_entry_get(parms->ulp_ctx,
2109 (tbl->resource_sub_type << 1 |
2110 (tbl->direction & 0x1)),
2114 * Get the identifier list for processing by both the hit and miss
2117 idents = ulp_mapper_ident_fields_get(parms, tbl, &num_idents);
2119 if (!cache_entry->ref_count) {
2120 /* Initialize the cache entry */
2121 cache_entry->tcam_idx = 0;
2122 cache_entry->ref_count = 0;
2123 for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++)
2124 cache_entry->idents[i] = ULP_IDENTS_INVALID;
2126 /* Need to allocate identifiers for storing in the cache. */
2127 for (i = 0; i < num_idents; i++) {
2129 * Since we are using the cache, the identifier does not
2130 * get added to the flow db. Pass in the pointer to the
2133 rc = ulp_mapper_ident_process(parms, tbl,
2134 &idents[i], &tmp_ident);
2138 cache_entry->ident_types[i] = idents[i].ident_type;
2139 cache_entry->idents[i] = tmp_ident;
2142 /* Tell the TCAM processor to alloc an entry */
2143 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC;
2144 /* Store the cache key for use by the tcam process code */
2145 parms->cache_ptr = cache_entry;
2147 /* Cache hit, get values from result. */
2148 for (i = 0; i < num_idents; i++) {
2149 regval = (uint64_t)cache_entry->idents[i];
2150 if (!ulp_regfile_write(parms->regfile,
2151 idents[i].regfile_idx,
2152 tfp_cpu_to_be_64(regval))) {
2154 "Failed to write to regfile\n");
2159 * The cached entry is being used, so let the tcam processing
2160 * know not to process this table.
2162 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP;
2165 /* Made through the cache processing, increment the reference count. */
2166 cache_entry->ref_count++;
2168 /* Link the cache to the flow db. */
2169 memset(&fid_parms, 0, sizeof(fid_parms));
2170 fid_parms.direction = tbl->direction;
2171 fid_parms.resource_func = tbl->resource_func;
2174 * Cache resource type is composed of table_type, resource
2175 * sub type and direction, it needs to set appropriately via setter.
2177 ulp_mapper_cache_res_type_set(&fid_parms,
2179 (tbl->resource_sub_type << 1 |
2180 (tbl->direction & 0x1)));
2181 fid_parms.resource_hndl = (uint64_t)*ckey;
2182 fid_parms.critical_resource = tbl->critical_resource;
2183 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2188 BNXT_TF_DBG(ERR, "Failed to add cache to flow db.\n");
2193 * This error handling only gets called when the idents are being
2194 * allocated for the cache on misses. Using the num_idents that was
2197 for (i = 0; i < num_idents; i++) {
2198 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
2201 fparms.dir = tbl->direction;
2202 fparms.ident_type = idents[i].ident_type;
2203 fparms.id = cache_entry->idents[i];
2204 tf_free_identifier(parms->tfp, &fparms);
2211 ulp_mapper_if_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2212 struct bnxt_ulp_mapper_tbl_info *tbl)
2214 struct bnxt_ulp_mapper_result_field_info *flds;
2215 struct ulp_blob data;
2218 uint32_t i, num_flds;
2220 struct tf_set_if_tbl_entry_parms iftbl_params = { 0 };
2221 struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
2222 uint32_t encap_flds;
2224 /* Initialize the blob data */
2225 if (!ulp_blob_init(&data, tbl->result_bit_size,
2226 parms->device_params->byte_order)) {
2227 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
2231 /* Get the result fields list */
2232 flds = ulp_mapper_result_fields_get(parms, tbl, &num_flds, &encap_flds);
2234 if (!flds || !num_flds || encap_flds) {
2235 BNXT_TF_DBG(ERR, "template undefined for the IF table\n");
2239 /* process the result fields, loop through them */
2240 for (i = 0; i < num_flds; i++) {
2241 /* Process the result fields */
2242 rc = ulp_mapper_result_field_process(parms,
2248 BNXT_TF_DBG(ERR, "data field failed\n");
2253 /* Get the index details from computed field */
2254 if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_COMP_FIELD) {
2255 idx = ULP_COMP_FLD_IDX_RD(parms, tbl->index_operand);
2256 } else if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_CONSTANT) {
2257 idx = tbl->index_operand;
2259 BNXT_TF_DBG(ERR, "Invalid tbl index opcode\n");
2263 /* Perform the tf table set by filling the set params */
2264 iftbl_params.dir = tbl->direction;
2265 iftbl_params.type = tbl->resource_type;
2266 iftbl_params.data = ulp_blob_data_get(&data, &tmplen);
2267 iftbl_params.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2268 iftbl_params.idx = idx;
2270 rc = tf_set_if_tbl_entry(tfp, &iftbl_params);
2272 BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2274 (iftbl_params.dir == TF_DIR_RX) ? "RX" : "TX",
2281 * TBD: Need to look at the need to store idx in flow db for restore
2282 * the table to its original state on deletion of this entry.
2288 ulp_mapper_glb_resource_info_init(struct bnxt_ulp_context *ulp_ctx,
2289 struct bnxt_ulp_mapper_data *mapper_data)
2291 struct bnxt_ulp_glb_resource_info *glb_res;
2292 uint32_t num_glb_res_ids, idx;
2295 glb_res = ulp_mapper_glb_resource_info_list_get(&num_glb_res_ids);
2296 if (!glb_res || !num_glb_res_ids) {
2297 BNXT_TF_DBG(ERR, "Invalid Arguments\n");
2301 /* Iterate the global resources and process each one */
2302 for (idx = 0; idx < num_glb_res_ids; idx++) {
2303 switch (glb_res[idx].resource_func) {
2304 case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2305 rc = ulp_mapper_resource_ident_allocate(ulp_ctx,
2309 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2310 rc = ulp_mapper_resource_index_tbl_alloc(ulp_ctx,
2315 BNXT_TF_DBG(ERR, "Global resource %x not supported\n",
2316 glb_res[idx].resource_func);
2327 * Function to process the conditional opcode of the mapper table.
2328 * returns 1 to skip the table.
2329 * return 0 to continue processing the table.
2332 ulp_mapper_tbl_cond_opcode_process(struct bnxt_ulp_mapper_parms *parms,
2333 struct bnxt_ulp_mapper_tbl_info *tbl)
2337 switch (tbl->cond_opcode) {
2338 case BNXT_ULP_COND_OPCODE_NOP:
2341 case BNXT_ULP_COND_OPCODE_COMP_FIELD_IS_SET:
2342 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2343 ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2346 case BNXT_ULP_COND_OPCODE_ACTION_BIT_IS_SET:
2347 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2351 case BNXT_ULP_COND_OPCODE_HDR_BIT_IS_SET:
2352 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2356 case BNXT_ULP_COND_OPCODE_COMP_FIELD_NOT_SET:
2357 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2358 !ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2361 case BNXT_ULP_COND_OPCODE_ACTION_BIT_NOT_SET:
2362 if (!ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2366 case BNXT_ULP_COND_OPCODE_HDR_BIT_NOT_SET:
2367 if (!ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2373 "Invalid arg in mapper tbl for cond opcode\n");
2380 ulp_mapper_tbls_process(struct bnxt_ulp_mapper_parms *parms, uint32_t tid)
2382 struct bnxt_ulp_mapper_tbl_info *tbls;
2383 uint32_t num_tbls, i;
2384 int32_t rc = -EINVAL;
2386 tbls = ulp_mapper_tbl_list_get(parms, tid, &num_tbls);
2387 if (!tbls || !num_tbls) {
2388 BNXT_TF_DBG(ERR, "No %s tables for %d:%d\n",
2389 (parms->tmpl_type = BNXT_ULP_TEMPLATE_TYPE_CLASS) ?
2390 "class" : "action", parms->dev_id, tid);
2394 for (i = 0; i < num_tbls; i++) {
2395 struct bnxt_ulp_mapper_tbl_info *tbl = &tbls[i];
2397 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2400 switch (tbl->resource_func) {
2401 case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2402 rc = ulp_mapper_tcam_tbl_process(parms, tbl);
2404 case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2405 case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2406 rc = ulp_mapper_em_tbl_process(parms, tbl);
2408 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2409 rc = ulp_mapper_index_tbl_process(parms, tbl);
2411 case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2412 rc = ulp_mapper_cache_tbl_process(parms, tbl);
2414 case BNXT_ULP_RESOURCE_FUNC_IF_TABLE:
2415 rc = ulp_mapper_if_tbl_process(parms, tbl);
2418 BNXT_TF_DBG(ERR, "Unexpected mapper resource %d\n",
2419 tbl->resource_func);
2425 BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2426 tbl->resource_func);
2433 BNXT_TF_DBG(ERR, "%s tables failed creation for %d:%d\n",
2434 (parms->tmpl_type = BNXT_ULP_TEMPLATE_TYPE_CLASS) ?
2435 "class" : "action", parms->dev_id, tid);
2440 ulp_mapper_resource_free(struct bnxt_ulp_context *ulp,
2441 struct ulp_flow_db_res_params *res)
2447 BNXT_TF_DBG(ERR, "Unable to free resource\n ");
2451 tfp = bnxt_ulp_cntxt_tfp_get(ulp);
2453 BNXT_TF_DBG(ERR, "Unable to free resource failed to get tfp\n");
2457 switch (res->resource_func) {
2458 case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2459 rc = ulp_mapper_cache_entry_free(ulp, tfp, res);
2461 case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2462 rc = ulp_mapper_tcam_entry_free(ulp, tfp, res);
2464 case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2465 case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2466 rc = ulp_mapper_em_entry_free(ulp, tfp, res);
2468 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2469 rc = ulp_mapper_index_entry_free(ulp, tfp, res);
2471 case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2472 rc = ulp_mapper_ident_free(ulp, tfp, res);
2474 case BNXT_ULP_RESOURCE_FUNC_HW_FID:
2475 rc = ulp_mapper_mark_free(ulp, res);
2485 ulp_mapper_resources_free(struct bnxt_ulp_context *ulp_ctx,
2486 enum bnxt_ulp_fdb_type flow_type,
2489 struct ulp_flow_db_res_params res_parms = { 0 };
2493 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2498 * Set the critical resource on the first resource del, then iterate
2499 * while status is good
2501 res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_YES;
2502 rc = ulp_flow_db_resource_del(ulp_ctx, flow_type, fid, &res_parms);
2506 * This is unexpected on the first call to resource del.
2507 * It likely means that the flow did not exist in the flow db.
2509 BNXT_TF_DBG(ERR, "Flow[%d][0x%08x] failed to free (rc=%d)\n",
2510 flow_type, fid, rc);
2515 trc = ulp_mapper_resource_free(ulp_ctx, &res_parms);
2518 * On fail, we still need to attempt to free the
2519 * remaining resources. Don't return
2522 "Flow[%d][0x%x] Res[%d][0x%016" PRIx64
2523 "] failed rc=%d.\n",
2524 flow_type, fid, res_parms.resource_func,
2525 res_parms.resource_hndl, trc);
2527 /* All subsequent call require the non-critical_resource */
2528 res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2530 rc = ulp_flow_db_resource_del(ulp_ctx,
2536 /* Free the Flow ID since we've removed all resources */
2537 rc = ulp_flow_db_fid_free(ulp_ctx, flow_type, fid);
2543 ulp_mapper_glb_resource_info_deinit(struct bnxt_ulp_context *ulp_ctx,
2544 struct bnxt_ulp_mapper_data *mapper_data)
2546 struct bnxt_ulp_mapper_glb_resource_entry *ent;
2547 struct ulp_flow_db_res_params res;
2550 /* Iterate the global resources and process each one */
2551 for (dir = TF_DIR_RX; dir < TF_DIR_MAX; dir++) {
2552 for (idx = 0; idx < BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
2554 ent = &mapper_data->glb_res_tbl[dir][idx];
2555 if (ent->resource_func ==
2556 BNXT_ULP_RESOURCE_FUNC_INVALID)
2558 memset(&res, 0, sizeof(struct ulp_flow_db_res_params));
2559 res.resource_func = ent->resource_func;
2560 res.direction = dir;
2561 res.resource_type = ent->resource_type;
2562 /*convert it from BE to cpu */
2564 tfp_be_to_cpu_64(ent->resource_hndl);
2565 ulp_mapper_resource_free(ulp_ctx, &res);
2571 ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx,
2572 enum bnxt_ulp_fdb_type flow_type,
2578 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2581 if (bnxt_ulp_cntxt_acquire_fdb_lock(ulp_ctx)) {
2582 BNXT_TF_DBG(ERR, "Flow db lock acquire failed\n");
2586 rc = ulp_mapper_resources_free(ulp_ctx, flow_type, fid);
2587 bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2592 /* Function to handle the default global templates that are allocated during
2593 * the startup and reused later.
2596 ulp_mapper_glb_template_table_init(struct bnxt_ulp_context *ulp_ctx)
2598 uint32_t *glbl_tmpl_list;
2599 uint32_t num_glb_tmpls, idx, dev_id;
2600 struct bnxt_ulp_mapper_parms parms;
2601 struct bnxt_ulp_mapper_data *mapper_data;
2604 glbl_tmpl_list = ulp_mapper_glb_template_table_get(&num_glb_tmpls);
2605 if (!glbl_tmpl_list || !num_glb_tmpls)
2606 return rc; /* No global templates to process */
2608 /* Get the device id from the ulp context */
2609 if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &dev_id)) {
2610 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2614 mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2616 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2620 /* Iterate the global resources and process each one */
2621 for (idx = 0; idx < num_glb_tmpls; idx++) {
2622 /* Initialize the parms structure */
2623 memset(&parms, 0, sizeof(parms));
2624 parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2625 parms.ulp_ctx = ulp_ctx;
2626 parms.dev_id = dev_id;
2627 parms.mapper_data = mapper_data;
2628 parms.flow_type = BNXT_ULP_FDB_TYPE_DEFAULT;
2629 parms.tmpl_type = BNXT_ULP_TEMPLATE_TYPE_CLASS;
2631 /* Get the class table entry from dev id and class id */
2632 parms.class_tid = glbl_tmpl_list[idx];
2634 parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2635 if (!parms.device_params) {
2636 BNXT_TF_DBG(ERR, "No device for device id %d\n",
2641 rc = ulp_mapper_tbls_process(&parms, parms.class_tid);
2648 /* Function to handle the mapping of the Flow to be compatible
2649 * with the underlying hardware.
2652 ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx,
2653 struct bnxt_ulp_mapper_create_parms *cparms,
2656 struct bnxt_ulp_mapper_parms parms;
2657 struct ulp_regfile regfile;
2660 if (!ulp_ctx || !cparms)
2663 /* Initialize the parms structure */
2664 memset(&parms, 0, sizeof(parms));
2665 parms.act_prop = cparms->act_prop;
2666 parms.act_bitmap = cparms->act;
2667 parms.hdr_bitmap = cparms->hdr_bitmap;
2668 parms.regfile = ®file;
2669 parms.hdr_field = cparms->hdr_field;
2670 parms.comp_fld = cparms->comp_fld;
2671 parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2672 parms.ulp_ctx = ulp_ctx;
2673 parms.tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
2674 parms.act_tid = cparms->act_tid;
2675 parms.class_tid = cparms->class_tid;
2676 parms.flow_type = cparms->flow_type;
2678 /* Get the device id from the ulp context */
2679 if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &parms.dev_id)) {
2680 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2684 /* Get the device params, it will be used in later processing */
2685 parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2686 if (!parms.device_params) {
2687 BNXT_TF_DBG(ERR, "No device parms for device id %d\n",
2693 * Get the mapper data for dynamic mapper data such as default
2696 parms.mapper_data = (struct bnxt_ulp_mapper_data *)
2697 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2698 if (!parms.mapper_data) {
2699 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2703 /* initialize the registry file for further processing */
2704 if (!ulp_regfile_init(parms.regfile)) {
2705 BNXT_TF_DBG(ERR, "regfile initialization failed.\n");
2709 rc = ulp_regfile_write(parms.regfile,
2710 BNXT_ULP_REGFILE_INDEX_CLASS_TID,
2711 tfp_cpu_to_be_64((uint64_t)parms.class_tid));
2713 BNXT_TF_DBG(ERR, "Unable to write template ID to regfile\n");
2717 /* Protect flow creation */
2718 if (bnxt_ulp_cntxt_acquire_fdb_lock(ulp_ctx)) {
2719 BNXT_TF_DBG(ERR, "Flow db lock acquire failed\n");
2723 /* Allocate a Flow ID for attaching all resources for the flow to.
2724 * Once allocated, all errors have to walk the list of resources and
2725 * free each of them.
2727 rc = ulp_flow_db_fid_alloc(ulp_ctx,
2732 BNXT_TF_DBG(ERR, "Unable to allocate flow table entry\n");
2733 bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2737 if (parms.act_tid) {
2738 parms.tmpl_type = BNXT_ULP_TEMPLATE_TYPE_ACTION;
2739 /* Process the action template tables */
2740 rc = ulp_mapper_tbls_process(&parms, parms.act_tid);
2745 if (parms.class_tid) {
2746 parms.tmpl_type = BNXT_ULP_TEMPLATE_TYPE_CLASS;
2748 /* Process the class template tables.*/
2749 rc = ulp_mapper_tbls_process(&parms, parms.class_tid);
2754 *flowid = parms.fid;
2755 bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2760 bnxt_ulp_cntxt_release_fdb_lock(ulp_ctx);
2761 /* Free all resources that were allocated during flow creation */
2762 trc = ulp_mapper_flow_destroy(ulp_ctx, BNXT_ULP_FDB_TYPE_REGULAR,
2765 BNXT_TF_DBG(ERR, "Failed to free all resources rc=%d\n", trc);
2771 ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx)
2773 struct bnxt_ulp_cache_tbl_params *tbl;
2774 struct bnxt_ulp_mapper_data *data;
2782 tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2786 data = rte_zmalloc("ulp_mapper_data",
2787 sizeof(struct bnxt_ulp_mapper_data), 0);
2789 BNXT_TF_DBG(ERR, "Failed to allocate the mapper data\n");
2793 if (bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, data)) {
2794 BNXT_TF_DBG(ERR, "Failed to set mapper data in context\n");
2795 /* Don't call deinit since the prof_func wasn't allocated. */
2800 /* Allocate the global resource ids */
2801 rc = ulp_mapper_glb_resource_info_init(ulp_ctx, data);
2803 BNXT_TF_DBG(ERR, "Failed to initialize global resource ids\n");
2807 /* Allocate the ulp cache tables. */
2808 for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2809 tbl = ulp_mapper_cache_tbl_params_get(i);
2811 BNXT_TF_DBG(ERR, "Failed to get cache table parms (%d)",
2815 if (tbl->num_entries != 0) {
2816 csize = sizeof(struct bnxt_ulp_mapper_cache_entry) *
2818 data->cache_tbl[i] = rte_zmalloc("ulp mapper cache tbl",
2820 if (!data->cache_tbl[i]) {
2821 BNXT_TF_DBG(ERR, "Failed to allocate Cache "
2829 rc = ulp_mapper_glb_template_table_init(ulp_ctx);
2831 BNXT_TF_DBG(ERR, "Failed to initialize global templates\n");
2837 /* Ignore the return code in favor of returning the original error. */
2838 ulp_mapper_deinit(ulp_ctx);
2843 ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx)
2845 struct bnxt_ulp_mapper_data *data;
2851 "Failed to acquire ulp context, so data may "
2852 "not be released.\n");
2856 data = (struct bnxt_ulp_mapper_data *)
2857 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2859 /* Go ahead and return since there is no allocated data. */
2860 BNXT_TF_DBG(ERR, "No data appears to have been allocated.\n");
2864 tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2866 BNXT_TF_DBG(ERR, "Failed to acquire tfp.\n");
2867 /* Free the mapper data regardless of errors. */
2868 goto free_mapper_data;
2871 /* Free the global resource info table entries */
2872 ulp_mapper_glb_resource_info_deinit(ulp_ctx, data);
2875 /* Free the ulp cache tables */
2876 for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2877 rte_free(data->cache_tbl[i]);
2878 data->cache_tbl[i] = NULL;
2882 /* Reset the data pointer within the ulp_ctx. */
2883 bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, NULL);