drivers/net/bnxt/tf_ulp/ulp_mapper.h

   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
  20 struct bnxt_ulp_mapper_def_id_entry {
  21         enum tf_identifier_type ident_type;
  22         uint64_t ident;
  23 };
  24
  25 struct bnxt_ulp_mapper_data {
  26         struct bnxt_ulp_mapper_def_id_entry
  27                 dflt_ids[TF_DIR_MAX][BNXT_ULP_DEF_IDENT_INFO_TBL_MAX_SZ];
  28 };
  29
  30 /* Internal Structure for passing the arguments around */
  31 struct bnxt_ulp_mapper_parms {
  32         uint32_t                                dev_id;
  33         enum bnxt_ulp_byte_order                order;
  34         uint32_t                                act_tid;
  35         struct bnxt_ulp_mapper_act_tbl_info     *atbls;
  36         uint32_t                                num_atbls;
  37         uint32_t                                class_tid;
  38         struct bnxt_ulp_mapper_class_tbl_info   *ctbls;
  39         uint32_t                                num_ctbls;
  40         struct ulp_rte_act_prop                 *act_prop;
  41         struct ulp_rte_act_bitmap               *act_bitmap;
  42         struct ulp_rte_hdr_field                *hdr_field;
  43         struct ulp_regfile                      *regfile;
  44         struct tf                               *tfp;
  45         struct bnxt_ulp_context                 *ulp_ctx;
  46         uint8_t                                 encap_byte_swap;
  47         uint32_t                                fid;
  48         enum bnxt_ulp_flow_db_tables            tbl_idx;
  49         struct bnxt_ulp_mapper_data             *mapper_data;
  50 };
  51
  52 struct bnxt_ulp_mapper_create_parms {
  53         uint32_t                        app_priority;
  54         struct ulp_rte_hdr_bitmap       *hdr_bitmap;
  55         struct ulp_rte_hdr_field        *hdr_field;
  56         struct ulp_rte_act_bitmap       *act;
  57         struct ulp_rte_act_prop         *act_prop;
  58         uint32_t                        class_tid;
  59         uint32_t                        act_tid;
  60         uint16_t                        func_id;
  61         enum ulp_direction_type         dir;
  62 };
  63
  64 /* Function to initialize any dynamic mapper data. */
  65 int32_t
  66 ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx);
  67
  68 /* Function to release all dynamic mapper data. */
  69 void
  70 ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx);
  71
  72 /*
  73  * Function to handle the mapping of the Flow to be compatible
  74  * with the underlying hardware.
  75  */
  76 int32_t
  77 ulp_mapper_flow_create(struct bnxt_ulp_context  *ulp_ctx,
  78                        struct bnxt_ulp_mapper_create_parms *parms,
  79                        uint32_t *flowid);
  80
  81 /* Function that frees all resources associated with the flow. */
  82 int32_t
  83 ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx, uint32_t fid);
  84
  85 /*
  86  * Function that frees all resources and can be called on default or regular
  87  * flows
  88  */
  89 int32_t
  90 ulp_mapper_resources_free(struct bnxt_ulp_context       *ulp_ctx,
  91                           uint32_t fid,
  92                           enum bnxt_ulp_flow_db_tables  tbl_type);
  93
  94 #endif /* _ULP_MAPPER_H_ */