1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2014-2021 Broadcom
11 #include <rte_flow_driver.h>
13 #include "ulp_template_db_enum.h"
14 #include "ulp_template_struct.h"
16 #include "ulp_utils.h"
17 #include "ulp_gen_tbl.h"
19 #define ULP_IDENTS_INVALID ((uint16_t)0xffff)
22 * The cache table opcode is used to convey informat from the cache handler
23 * to the tcam handler. The opcodes do the following:
24 * NORMAL - tcam should process all instructions as normal
25 * SKIP - tcam is using the cached entry and doesn't need to process the
27 * ALLOC - tcam needs to allocate the tcam index and store in the cache entry
29 enum bnxt_ulp_cache_table_opc {
30 BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL,
31 BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP,
32 BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC
35 struct bnxt_ulp_mapper_glb_resource_entry {
36 enum bnxt_ulp_resource_func resource_func;
37 uint32_t resource_type; /* TF_ enum type */
38 uint64_t resource_hndl;
41 struct bnxt_ulp_mapper_data {
42 struct bnxt_ulp_mapper_glb_resource_entry
43 glb_res_tbl[TF_DIR_MAX][BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ];
44 struct ulp_mapper_gen_tbl_list gen_tbl_list[BNXT_ULP_GEN_TBL_MAX_SZ];
47 /* Internal Structure for passing the arguments around */
48 struct bnxt_ulp_mapper_parms {
49 enum bnxt_ulp_template_type tmpl_type;
52 struct bnxt_ulp_mapper_tbl_info *atbls; /* action table */
55 struct bnxt_ulp_mapper_tbl_info *ctbls; /* class table */
57 struct ulp_rte_act_prop *act_prop;
58 struct ulp_rte_act_bitmap *act_bitmap;
59 struct ulp_rte_hdr_bitmap *hdr_bitmap;
60 struct ulp_rte_hdr_field *hdr_field;
61 struct ulp_rte_field_bitmap *fld_bitmap;
63 struct ulp_regfile *regfile;
65 struct bnxt_ulp_context *ulp_ctx;
67 enum bnxt_ulp_fdb_type flow_type;
68 struct bnxt_ulp_mapper_data *mapper_data;
69 enum bnxt_ulp_cache_table_opc tcam_tbl_opc;
70 struct bnxt_ulp_device_params *device_params;
76 struct bnxt_ulp_mapper_create_parms {
77 uint32_t app_priority;
78 struct ulp_rte_hdr_bitmap *hdr_bitmap;
79 struct ulp_rte_hdr_field *hdr_field;
81 struct ulp_rte_act_bitmap *act;
82 struct ulp_rte_act_prop *act_prop;
83 struct ulp_rte_field_bitmap *fld_bitmap;
88 enum bnxt_ulp_fdb_type flow_type;
91 /* if set then create it as a child flow with parent as parent_fid */
93 /* if set then create a parent flow */
98 /* Function to initialize any dynamic mapper data. */
100 ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx);
102 /* Function to release all dynamic mapper data. */
104 ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx);
107 * Function to handle the mapping of the Flow to be compatible
108 * with the underlying hardware.
111 ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx,
112 struct bnxt_ulp_mapper_create_parms *parms);
114 /* Function that frees all resources associated with the flow. */
116 ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx,
117 enum bnxt_ulp_fdb_type flow_type,
121 * Function that frees all resources and can be called on default or regular
125 ulp_mapper_resources_free(struct bnxt_ulp_context *ulp_ctx,
126 enum bnxt_ulp_fdb_type flow_type,
129 #endif /* _ULP_MAPPER_H_ */