net/bnxt: support clear on read
[dpdk.git] / drivers / net / bnxt / tf_ulp / ulp_mapper.c
index 2687a54..7774a55 100644 (file)
 #include "ulp_ha_mgr.h"
 #include "bnxt_tf_pmd_shim.h"
 
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#include "ulp_template_debug_proto.h"
-#include "ulp_tf_debug.h"
-#endif
-
 static uint8_t mapper_fld_zeros[16] = { 0 };
 
 static uint8_t mapper_fld_ones[16] = {
@@ -161,13 +156,6 @@ ulp_mapper_resource_ident_allocate(struct bnxt_ulp_context *ulp_ctx,
                tf_free_identifier(tfp, &fparms);
                return rc;
        }
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       BNXT_TF_DBG(DEBUG, "Allocated Glb Res Ident [%s][%d][%d] = 0x%04x\n",
-                   tf_dir_2_str(iparms.dir),
-                   glb_res->glb_regfile_index, iparms.ident_type, iparms.id);
-#endif
-#endif
        return rc;
 }
 
@@ -228,13 +216,6 @@ ulp_mapper_resource_index_tbl_alloc(struct bnxt_ulp_context *ulp_ctx,
                tf_free_tbl_entry(tfp, &free_parms);
                return rc;
        }
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       BNXT_TF_DBG(DEBUG, "Allocated Glb Res Index [%s][%d][%d] = 0x%04x\n",
-                   tf_dir_2_str(aparms.dir),
-                   glb_res->glb_regfile_index, aparms.type, aparms.idx);
-#endif
-#endif
        return rc;
 }
 
@@ -438,6 +419,77 @@ ulp_mapper_ident_fields_get(struct bnxt_ulp_mapper_parms *mparms,
        return &dev_tbls->ident_list[idx];
 }
 
+static enum tf_tbl_type
+ulp_mapper_dyn_tbl_type_get(struct bnxt_ulp_mapper_parms *mparms,
+                           struct bnxt_ulp_mapper_tbl_info *tbl,
+                           struct ulp_blob *bdata,
+                           uint16_t *out_len)
+{
+       struct bnxt_ulp_device_params *d_params = mparms->device_params;
+       uint16_t blob_len = ulp_blob_data_len_get(bdata);
+       struct bnxt_ulp_dyn_size_map *size_map;
+       uint32_t i;
+
+       if (d_params->dynamic_sram_en) {
+               switch (tbl->resource_type) {
+               case TF_TBL_TYPE_ACT_ENCAP_8B:
+               case TF_TBL_TYPE_ACT_ENCAP_16B:
+               case TF_TBL_TYPE_ACT_ENCAP_32B:
+               case TF_TBL_TYPE_ACT_ENCAP_64B:
+                       size_map = d_params->dyn_encap_sizes;
+                       for (i = 0; i < d_params->dyn_encap_list_size; i++) {
+                               if (blob_len <= size_map[i].slab_size) {
+                                       *out_len = size_map[i].slab_size;
+                                       return size_map[i].tbl_type;
+                               }
+                       }
+                       break;
+               case TF_TBL_TYPE_ACT_MODIFY_8B:
+               case TF_TBL_TYPE_ACT_MODIFY_16B:
+               case TF_TBL_TYPE_ACT_MODIFY_32B:
+               case TF_TBL_TYPE_ACT_MODIFY_64B:
+                       size_map = d_params->dyn_modify_sizes;
+                       for (i = 0; i < d_params->dyn_modify_list_size; i++) {
+                               if (blob_len <= size_map[i].slab_size) {
+                                       *out_len = size_map[i].slab_size;
+                                       return size_map[i].tbl_type;
+                               }
+                       }
+                       break;
+               default:
+                       break;
+               }
+       }
+       return tbl->resource_type;
+}
+
+static uint16_t
+ulp_mapper_dyn_blob_size_get(struct bnxt_ulp_mapper_parms *mparms,
+                            struct bnxt_ulp_mapper_tbl_info *tbl)
+{
+       struct bnxt_ulp_device_params *d_params = mparms->device_params;
+
+       if (d_params->dynamic_sram_en) {
+               switch (tbl->resource_type) {
+               case TF_TBL_TYPE_ACT_ENCAP_8B:
+               case TF_TBL_TYPE_ACT_ENCAP_16B:
+               case TF_TBL_TYPE_ACT_ENCAP_32B:
+               case TF_TBL_TYPE_ACT_ENCAP_64B:
+               case TF_TBL_TYPE_ACT_MODIFY_8B:
+               case TF_TBL_TYPE_ACT_MODIFY_16B:
+               case TF_TBL_TYPE_ACT_MODIFY_32B:
+               case TF_TBL_TYPE_ACT_MODIFY_64B:
+                       /* return max size */
+                       return BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
+               default:
+                       break;
+               }
+       } else if (tbl->encap_num_fields) {
+               return BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
+       }
+       return tbl->result_bit_size;
+}
+
 static inline int32_t
 ulp_mapper_tcam_entry_free(struct bnxt_ulp_context *ulp,
                           struct tf *tfp,
@@ -813,11 +865,6 @@ ulp_mapper_ident_process(struct bnxt_ulp_mapper_parms *parms,
        } else {
                *val = iparms.id;
        }
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       ulp_mapper_ident_field_dump("Ident", ident, tbl, iparms.id);
-#endif
-#endif
        return 0;
 
 error:
@@ -913,11 +960,6 @@ ulp_mapper_ident_extract(struct bnxt_ulp_mapper_parms *parms,
                goto error;
        }
 
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       ulp_mapper_ident_field_dump("Ident", ident, tbl, sparms.search_id);
-#endif
-#endif
        return 0;
 
 error:
@@ -1504,13 +1546,6 @@ ulp_mapper_field_opc_process(struct bnxt_ulp_mapper_parms *parms,
        }
 
        if (!rc) {
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-               if (fld->field_src1 != BNXT_ULP_FIELD_SRC_ZERO && val_len)
-                       ulp_mapper_field_dump(name, fld, blob, write_idx, val,
-                                             val_len);
-#endif
-#endif
                return rc;
        }
 error:
@@ -1562,7 +1597,8 @@ ulp_mapper_tbl_result_build(struct bnxt_ulp_mapper_parms *parms,
        if (encap_flds) {
                uint32_t pad = 0;
                /* Initialize the encap blob */
-               if (!tbl->record_size) {
+               if (!tbl->record_size &&
+                   !parms->device_params->dynamic_sram_en) {
                        BNXT_TF_DBG(ERR, "Encap tbl record size incorrect\n");
                        return -EINVAL;
                }
@@ -1583,9 +1619,21 @@ ulp_mapper_tbl_result_build(struct bnxt_ulp_mapper_parms *parms,
                        }
                }
                /* add the dynamic pad push */
-               pad = ULP_BYTE_2_BITS(tbl->record_size) -
-                       ulp_blob_data_len_get(&encap_blob);
-               ulp_blob_pad_push(&encap_blob, pad);
+               if (parms->device_params->dynamic_sram_en) {
+                       uint16_t rec_s = ULP_BYTE_2_BITS(tbl->record_size);
+
+                       (void)ulp_mapper_dyn_tbl_type_get(parms, tbl,
+                                                         &encap_blob, &rec_s);
+                       pad = rec_s - ulp_blob_data_len_get(&encap_blob);
+               } else {
+                       pad = ULP_BYTE_2_BITS(tbl->record_size) -
+                               ulp_blob_data_len_get(&encap_blob);
+               }
+               if (ulp_blob_pad_push(&encap_blob, pad) < 0) {
+                       BNXT_TF_DBG(ERR, "encap buffer padding failed\n");
+                       return -EINVAL;
+               }
+
 
                /* perform the 64 bit byte swap */
                ulp_blob_perform_64B_byte_swap(&encap_blob);
@@ -1596,12 +1644,6 @@ ulp_mapper_tbl_result_build(struct bnxt_ulp_mapper_parms *parms,
                        return rc;
                }
        }
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       BNXT_TF_DBG(DEBUG, "Result dump\n");
-       ulp_mapper_blob_dump(data);
-#endif
-#endif
        return rc;
 }
 
@@ -1835,11 +1877,6 @@ ulp_mapper_tcam_tbl_entry_write(struct bnxt_ulp_mapper_parms *parms,
                return rc;
        }
 
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       ulp_mapper_tcam_entry_dump("TCAM", idx, tbl, key, mask, data);
-#endif
-#endif
        return rc;
 }
 
@@ -1945,12 +1982,15 @@ static void ulp_mapper_wc_tcam_tbl_post_process(struct ulp_blob *blob)
 {
        ulp_blob_perform_64B_word_swap(blob);
        ulp_blob_perform_64B_byte_swap(blob);
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       BNXT_TF_DBG(INFO, "Dump after wc tcam post process\n");
-       ulp_mapper_blob_dump(blob);
-#endif
-#endif
+}
+
+static int32_t ulp_mapper_tcam_is_wc_tcam(struct bnxt_ulp_mapper_tbl_info *tbl)
+{
+       if (tbl->resource_type == TF_TCAM_TBL_TYPE_WC_TCAM ||
+           tbl->resource_type == TF_TCAM_TBL_TYPE_WC_TCAM_HIGH ||
+           tbl->resource_type == TF_TCAM_TBL_TYPE_WC_TCAM_LOW)
+               return 1;
+       return 0;
 }
 
 static int32_t
@@ -1972,6 +2012,7 @@ ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
        uint32_t hit = 0;
        uint16_t tmplen = 0;
        uint16_t idx;
+       enum bnxt_ulp_byte_order key_byte_order;
 
        /* Set the key and mask to the original key and mask. */
        key = &okey;
@@ -2003,10 +2044,13 @@ ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
                return -EINVAL;
        }
 
-       if (!ulp_blob_init(key, tbl->blob_key_bit_size,
-                          dparms->key_byte_order) ||
-           !ulp_blob_init(mask, tbl->blob_key_bit_size,
-                          dparms->key_byte_order) ||
+       if (ulp_mapper_tcam_is_wc_tcam(tbl))
+               key_byte_order = dparms->wc_key_byte_order;
+       else
+               key_byte_order = dparms->key_byte_order;
+
+       if (!ulp_blob_init(key, tbl->blob_key_bit_size, key_byte_order) ||
+           !ulp_blob_init(mask, tbl->blob_key_bit_size, key_byte_order) ||
            !ulp_blob_init(&data, tbl->result_bit_size,
                           dparms->result_byte_order) ||
            !ulp_blob_init(&update_data, tbl->result_bit_size,
@@ -2043,9 +2087,7 @@ ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
        }
 
        /* For wild card tcam perform the post process to swap the blob */
-       if (tbl->resource_type == TF_TCAM_TBL_TYPE_WC_TCAM ||
-           tbl->resource_type == TF_TCAM_TBL_TYPE_WC_TCAM_HIGH ||
-           tbl->resource_type == TF_TCAM_TBL_TYPE_WC_TCAM_LOW) {
+       if (ulp_mapper_tcam_is_wc_tcam(tbl)) {
                if (dparms->dynamic_pad_en) {
                        /* Sets up the slices for writing to the WC TCAM */
                        rc = ulp_mapper_wc_tcam_tbl_dyn_post_process(dparms,
@@ -2201,6 +2243,7 @@ ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
        int32_t trc;
        int32_t rc = 0;
        int32_t pad = 0;
+       enum bnxt_ulp_byte_order key_order, res_order;
 
        tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx, tbl->shared_session);
        rc = bnxt_ulp_cntxt_mem_type_get(parms->ulp_ctx, &mtype);
@@ -2215,11 +2258,12 @@ ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
                return -EINVAL;
        }
 
+       key_order = dparms->em_byte_order;
+       res_order = dparms->em_byte_order;
+
        /* Initialize the key/result blobs */
-       if (!ulp_blob_init(&key, tbl->blob_key_bit_size,
-                          dparms->key_byte_order) ||
-           !ulp_blob_init(&data, tbl->result_bit_size,
-                          dparms->result_byte_order)) {
+       if (!ulp_blob_init(&key, tbl->blob_key_bit_size, key_order) ||
+           !ulp_blob_init(&data, tbl->result_bit_size, res_order)) {
                BNXT_TF_DBG(ERR, "blob inits failed.\n");
                return -EINVAL;
        }
@@ -2256,11 +2300,6 @@ ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
                BNXT_TF_DBG(ERR, "Failed to build the result blob\n");
                return rc;
        }
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       ulp_mapper_result_dump("EM Result", tbl, &data);
-#endif
-#endif
        if (dparms->dynamic_pad_en) {
                uint32_t abits = dparms->em_blk_align_bits;
 
@@ -2275,11 +2314,6 @@ ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
                ulp_blob_pad_align(&data, abits);
 
                ulp_blob_perform_byte_reverse(&data, ULP_BITS_2_BYTE(abits));
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       ulp_mapper_result_dump("EM Merged Result", tbl, &data);
-#endif
-#endif
        }
 
        /* do the transpose for the internal EM keys */
@@ -2292,11 +2326,6 @@ ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
                }
                tmplen = ulp_blob_data_len_get(&key);
                ulp_blob_perform_byte_reverse(&key, ULP_BITS_2_BYTE(tmplen));
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       ulp_mapper_result_dump("EM Key Transpose", tbl, &key);
-#endif
-#endif
        }
 
        rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx,
@@ -2327,12 +2356,6 @@ ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
                return rc;
        }
 
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       ulp_mapper_em_dump("EM", &key, &data, &iparms);
-       /* tf_dump_tables(tfp, iparms.tbl_scope_id); */
-#endif
-#endif
        /* Mark action process */
        if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT &&
            tbl->resource_type == TF_MEM_EXTERNAL)
@@ -2398,13 +2421,11 @@ ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
        bool global = false;
        uint64_t act_rec_size;
        bool shared = false;
+       enum tf_tbl_type tbl_type = tbl->resource_type;
 
        tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx, tbl->shared_session);
-       /* use the max size if encap is enabled */
-       if (tbl->encap_num_fields)
-               bit_size = BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
-       else
-               bit_size = tbl->result_bit_size;
+       /* compute the blob size */
+       bit_size = ulp_mapper_dyn_blob_size_get(parms, tbl);
 
        /* Initialize the blob data */
        if (!ulp_blob_init(&data, bit_size,
@@ -2513,7 +2534,7 @@ ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
                gparms.dir = tbl->direction;
                gparms.type = tbl->resource_type;
                gparms.data = ulp_blob_data_get(&data, &tmplen);
-               gparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tbl->result_bit_size);
+               gparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
                gparms.idx = index;
                rc = tf_get_tbl_entry(tfp, &gparms);
                if (rc) {
@@ -2555,14 +2576,16 @@ ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
 
        if (alloc) {
                aparms.dir              = tbl->direction;
-               aparms.type             = tbl->resource_type;
+               tbl_type = ulp_mapper_dyn_tbl_type_get(parms, tbl,
+                                                      &data, &tmplen);
+               aparms.type = tbl_type;
                aparms.tbl_scope_id     = tbl_scope_id;
 
                /* All failures after the alloc succeeds require a free */
                rc = tf_alloc_tbl_entry(tfp, &aparms);
                if (rc) {
                        BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
-                                   tf_tbl_type_2_str(tbl->resource_type),
+                                   tf_tbl_type_2_str(aparms.type),
                                    tf_dir_2_str(tbl->direction), rc);
                        return rc;
                }
@@ -2606,8 +2629,10 @@ ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
 
        if (write) {
                sparms.dir = tbl->direction;
-               sparms.type = tbl->resource_type;
                sparms.data = ulp_blob_data_get(&data, &tmplen);
+               tbl_type = ulp_mapper_dyn_tbl_type_get(parms, tbl, &data,
+                                                      &tmplen);
+               sparms.type = tbl_type;
                sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
                sparms.idx = index;
                sparms.tbl_scope_id = tbl_scope_id;
@@ -2642,7 +2667,7 @@ ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
        memset(&fid_parms, 0, sizeof(fid_parms));
        fid_parms.direction     = tbl->direction;
        fid_parms.resource_func = tbl->resource_func;
-       fid_parms.resource_type = tbl->resource_type;
+       fid_parms.resource_type = tbl_type;
        fid_parms.resource_sub_type = tbl->resource_sub_type;
        fid_parms.resource_hndl = index;
        fid_parms.critical_resource = tbl->critical_resource;
@@ -2671,7 +2696,7 @@ error:
         * write to the entry or link the flow
         */
        free_parms.dir  = tbl->direction;
-       free_parms.type = tbl->resource_type;
+       free_parms.type = tbl_type;
        free_parms.idx  = index;
        free_parms.tbl_scope_id = tbl_scope_id;
 
@@ -2847,12 +2872,6 @@ ulp_mapper_gen_tbl_process(struct bnxt_ulp_mapper_parms *parms,
 
        /* The_key is a byte array convert it to a search index */
        cache_key = ulp_blob_data_get(&key, &tmplen);
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-       BNXT_TF_DBG(DEBUG, "The gen_tbl[%u] key\n", tbl_idx);
-       ulp_mapper_blob_dump(&key);
-#endif
-#endif
        /* get the generic table  */
        gen_tbl_list = &parms->mapper_data->gen_tbl_list[tbl_idx];
 
@@ -3297,18 +3316,10 @@ ulp_mapper_cond_opc_process(struct bnxt_ulp_mapper_parms *parms,
                *res = regval == 0;
                break;
        case BNXT_ULP_COND_OPC_FLOW_PAT_MATCH:
-               if (parms->flow_pattern_id == operand) {
-                       BNXT_TF_DBG(ERR, "field pattern match failed %x\n",
-                                   parms->flow_pattern_id);
-                       return -EINVAL;
-               }
+               *res = parms->flow_pattern_id == operand;
                break;
        case BNXT_ULP_COND_OPC_ACT_PAT_MATCH:
-               if (parms->act_pattern_id == operand) {
-                       BNXT_TF_DBG(ERR, "act pattern match failed %x\n",
-                                   parms->act_pattern_id);
-                       return -EINVAL;
-               }
+               *res = parms->act_pattern_id == operand;
                break;
        case BNXT_ULP_COND_OPC_EXT_MEM_IS_SET:
                if (bnxt_ulp_cntxt_mem_type_get(parms->ulp_ctx, &mtype)) {
@@ -3494,7 +3505,6 @@ ulp_mapper_func_info_process(struct bnxt_ulp_mapper_parms *parms,
        return rc;
 }
 
-
 /*
  * Processes a list of conditions and returns both a status and result of the
  * list.  The status must be checked prior to verifying the result.
@@ -3671,11 +3681,6 @@ ulp_mapper_tbls_process(struct bnxt_ulp_mapper_parms *parms, uint32_t tid)
        for (tbl_idx = 0; tbl_idx < num_tbls && cond_goto;) {
                tbl = &tbls[tbl_idx];
                cond_goto = tbl->execute_info.cond_true_goto;
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG
-#ifdef RTE_LIBRTE_BNXT_TRUFLOW_DEBUG_MAPPER
-               ulp_mapper_table_dump(tbl, tbl_idx);
-#endif
-#endif
                /* Process the conditional func code opcodes */
                if (ulp_mapper_func_info_process(parms, tbl)) {
                        BNXT_TF_DBG(ERR, "Failed to process cond update\n");
@@ -3850,8 +3855,7 @@ ulp_mapper_resources_free(struct bnxt_ulp_context *ulp_ctx,
         * Set the critical resource on the first resource del, then iterate
         * while status is good
         */
-       if (flow_type != BNXT_ULP_FDB_TYPE_RID)
-               res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_YES;
+       res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_YES;
 
        rc = ulp_flow_db_resource_del(ulp_ctx, flow_type, fid, &res_parms);