projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| f67539c2 TL |
1 | /* SPDX-License-Identifier: BSD-3-Clause |
| 2 | * Copyright(c) 2014-2019 Broadcom | |
| 3 | * All rights reserved. | |
| 4 | */ | |
| 5 | ||
| 6 | #ifndef _ULP_MAPPER_H_ | |
| 7 | #define _ULP_MAPPER_H_ | |
| 8 | ||
| 9 | #include <rte_log.h> | |
| 10 | #include <rte_flow.h> | |
| 11 | #include <rte_flow_driver.h> | |
| 12 | #include "tf_core.h" | |
| 13 | #include "ulp_template_db.h" | |
| 14 | #include "ulp_template_struct.h" | |
| 15 | #include "bnxt_ulp.h" | |
| 16 | #include "ulp_utils.h" | |
| 17 | ||
| 18 | #define ULP_SZ_BITS2BYTES(x) (((x) + 7) / 8) | |
| 19 | #define ULP_IDENTS_INVALID ((uint16_t)0xffff) | |
| 20 | #define ULP_MAPPER_CACHE_RES_TBL_ID_SHFT 16 | |
| 21 | #define ULP_MAPPER_CACHE_RES_TBL_TYPE_SHFT 0 | |
| 22 | #define ULP_MAPPER_CACHE_RES_TBL_MASK ((uint32_t)0x0000ffff) | |
| 23 | ||
| 24 | /* | |
| 25 | * The cache table opcode is used to convey informat from the cache handler | |
| 26 | * to the tcam handler. The opcodes do the following: | |
| 27 | * NORMAL - tcam should process all instructions as normal | |
| 28 | * SKIP - tcam is using the cached entry and doesn't need to process the | |
| 29 | * instruction. | |
| 30 | * ALLOC - tcam needs to allocate the tcam index and store in the cache entry | |
| 31 | */ | |
| 32 | enum bnxt_ulp_cache_table_opc { | |
| 33 | BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL, | |
| 34 | BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP, | |
| 35 | BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC | |
| 36 | }; | |
| 37 | ||
| 38 | struct bnxt_ulp_mapper_cache_entry { | |
| 39 | uint32_t ref_count; | |
| 40 | uint16_t tcam_idx; | |
| 41 | uint16_t idents[BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM]; | |
| 42 | uint8_t ident_types[BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM]; | |
| 43 | }; | |
| 44 | ||
| 45 | struct bnxt_ulp_mapper_def_id_entry { | |
| 46 | enum tf_identifier_type ident_type; | |
| 47 | uint64_t ident; | |
| 48 | }; | |
| 49 | ||
| 50 | struct bnxt_ulp_mapper_data { | |
| 51 | struct bnxt_ulp_mapper_def_id_entry | |
| 52 | dflt_ids[TF_DIR_MAX][BNXT_ULP_DEF_IDENT_INFO_TBL_MAX_SZ]; | |
| 53 | struct bnxt_ulp_mapper_cache_entry | |
| 54 | *cache_tbl[BNXT_ULP_CACHE_TBL_MAX_SZ]; | |
| 55 | }; | |
| 56 | ||
| 57 | /* Internal Structure for passing the arguments around */ | |
| 58 | struct bnxt_ulp_mapper_parms { | |
| 59 | uint32_t dev_id; | |
| 60 | enum bnxt_ulp_byte_order order; | |
| 61 | uint32_t act_tid; | |
| 62 | struct bnxt_ulp_mapper_act_tbl_info *atbls; | |
| 63 | uint32_t num_atbls; | |
| 64 | uint32_t class_tid; | |
| 65 | struct bnxt_ulp_mapper_class_tbl_info *ctbls; | |
| 66 | uint32_t num_ctbls; | |
| 67 | struct ulp_rte_act_prop *act_prop; | |
| 68 | struct ulp_rte_act_bitmap *act_bitmap; | |
| 69 | struct ulp_rte_hdr_field *hdr_field; | |
| 70 | struct ulp_regfile *regfile; | |
| 71 | struct tf *tfp; | |
| 72 | struct bnxt_ulp_context *ulp_ctx; | |
| 73 | uint8_t encap_byte_swap; | |
| 74 | uint32_t fid; | |
| 75 | enum bnxt_ulp_flow_db_tables tbl_idx; | |
| 76 | struct bnxt_ulp_mapper_data *mapper_data; | |
| 77 | enum bnxt_ulp_cache_table_opc tcam_tbl_opc; | |
| 78 | struct bnxt_ulp_mapper_cache_entry *cache_ptr; | |
| 79 | }; | |
| 80 | ||
| 81 | struct bnxt_ulp_mapper_create_parms { | |
| 82 | uint32_t app_priority; | |
| 83 | struct ulp_rte_hdr_bitmap *hdr_bitmap; | |
| 84 | struct ulp_rte_hdr_field *hdr_field; | |
| 85 | struct ulp_rte_act_bitmap *act; | |
| 86 | struct ulp_rte_act_prop *act_prop; | |
| 87 | uint32_t class_tid; | |
| 88 | uint32_t act_tid; | |
| 89 | uint16_t func_id; | |
| 90 | enum ulp_direction_type dir; | |
| 91 | }; | |
| 92 | ||
| 93 | /* Function to initialize any dynamic mapper data. */ | |
| 94 | int32_t | |
| 95 | ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx); | |
| 96 | ||
| 97 | /* Function to release all dynamic mapper data. */ | |
| 98 | void | |
| 99 | ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx); | |
| 100 | ||
| 101 | /* | |
| 102 | * Function to handle the mapping of the Flow to be compatible | |
| 103 | * with the underlying hardware. | |
| 104 | */ | |
| 105 | int32_t | |
| 106 | ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx, | |
| 107 | struct bnxt_ulp_mapper_create_parms *parms, | |
| 108 | uint32_t *flowid); | |
| 109 | ||
| 110 | /* Function that frees all resources associated with the flow. */ | |
| 111 | int32_t | |
| 112 | ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx, uint32_t fid); | |
| 113 | ||
| 114 | /* | |
| 115 | * Function that frees all resources and can be called on default or regular | |
| 116 | * flows | |
| 117 | */ | |
| 118 | int32_t | |
| 119 | ulp_mapper_resources_free(struct bnxt_ulp_context *ulp_ctx, | |
| 120 | uint32_t fid, | |
| 121 | enum bnxt_ulp_flow_db_tables tbl_type); | |
| 122 | ||
| 123 | #endif /* _ULP_MAPPER_H_ */ |