mirror of https://github.com/F-Stack/f-stack.git
137 lines
3.8 KiB
C
137 lines
3.8 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2014-2019 Broadcom
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* All rights reserved.
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*/
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#ifndef _ULP_MAPPER_H_
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#define _ULP_MAPPER_H_
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#include <rte_log.h>
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#include <rte_flow.h>
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#include <rte_flow_driver.h>
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#include "tf_core.h"
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#include "ulp_template_db_enum.h"
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#include "ulp_template_struct.h"
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#include "bnxt_ulp.h"
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#include "ulp_utils.h"
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#define ULP_IDENTS_INVALID ((uint16_t)0xffff)
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/*
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* The cache table opcode is used to convey informat from the cache handler
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* to the tcam handler. The opcodes do the following:
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* NORMAL - tcam should process all instructions as normal
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* SKIP - tcam is using the cached entry and doesn't need to process the
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* instruction.
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* ALLOC - tcam needs to allocate the tcam index and store in the cache entry
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*/
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enum bnxt_ulp_cache_table_opc {
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BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL,
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BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP,
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BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC
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};
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struct bnxt_ulp_mapper_cache_entry {
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uint32_t ref_count;
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uint16_t tcam_idx;
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uint16_t idents[BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM];
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uint8_t ident_types[BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM];
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};
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struct bnxt_ulp_mapper_glb_resource_entry {
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enum bnxt_ulp_resource_func resource_func;
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uint32_t resource_type; /* TF_ enum type */
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uint64_t resource_hndl;
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};
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struct bnxt_ulp_mapper_data {
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struct bnxt_ulp_mapper_glb_resource_entry
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glb_res_tbl[TF_DIR_MAX][BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ];
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struct bnxt_ulp_mapper_cache_entry
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*cache_tbl[BNXT_ULP_CACHE_TBL_MAX_SZ];
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};
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/* Internal Structure for passing the arguments around */
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struct bnxt_ulp_mapper_parms {
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enum bnxt_ulp_template_type tmpl_type;
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uint32_t dev_id;
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uint32_t act_tid;
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struct bnxt_ulp_mapper_tbl_info *atbls; /* action table */
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uint32_t num_atbls;
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uint32_t class_tid;
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struct bnxt_ulp_mapper_tbl_info *ctbls; /* class table */
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uint32_t num_ctbls;
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struct ulp_rte_act_prop *act_prop;
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struct ulp_rte_act_bitmap *act_bitmap;
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struct ulp_rte_hdr_bitmap *hdr_bitmap;
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struct ulp_rte_hdr_field *hdr_field;
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uint32_t *comp_fld;
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struct ulp_regfile *regfile;
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struct tf *tfp;
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struct bnxt_ulp_context *ulp_ctx;
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uint8_t encap_byte_swap;
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uint32_t fid;
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enum bnxt_ulp_fdb_type flow_type;
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struct bnxt_ulp_mapper_data *mapper_data;
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enum bnxt_ulp_cache_table_opc tcam_tbl_opc;
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struct bnxt_ulp_mapper_cache_entry *cache_ptr;
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struct bnxt_ulp_device_params *device_params;
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uint32_t parent_fid;
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uint32_t parent_flow;
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uint8_t tun_idx;
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};
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struct bnxt_ulp_mapper_create_parms {
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uint32_t app_priority;
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struct ulp_rte_hdr_bitmap *hdr_bitmap;
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struct ulp_rte_hdr_field *hdr_field;
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uint32_t *comp_fld;
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struct ulp_rte_act_bitmap *act;
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struct ulp_rte_act_prop *act_prop;
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uint32_t class_tid;
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uint32_t act_tid;
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uint16_t func_id;
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uint32_t dir_attr;
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enum bnxt_ulp_fdb_type flow_type;
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uint32_t flow_id;
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/* if set then create it as a child flow with parent as parent_fid */
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uint32_t parent_fid;
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/* if set then create a parent flow */
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uint32_t parent_flow;
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uint8_t tun_idx;
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};
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/* Function to initialize any dynamic mapper data. */
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int32_t
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ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx);
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/* Function to release all dynamic mapper data. */
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void
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ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx);
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/*
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* Function to handle the mapping of the Flow to be compatible
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* with the underlying hardware.
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*/
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int32_t
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ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx,
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struct bnxt_ulp_mapper_create_parms *parms);
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/* Function that frees all resources associated with the flow. */
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int32_t
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ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx,
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enum bnxt_ulp_fdb_type flow_type,
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uint32_t fid);
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/*
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* Function that frees all resources and can be called on default or regular
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* flows
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*/
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int32_t
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ulp_mapper_resources_free(struct bnxt_ulp_context *ulp_ctx,
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enum bnxt_ulp_fdb_type flow_type,
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uint32_t fid);
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#endif /* _ULP_MAPPER_H_ */
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