drivers/net/bnxt/tf_ulp/bnxt_ulp.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2019-2020 Broadcom
   3  * All rights reserved.
   4  */
   5
   6 #ifndef _BNXT_ULP_H_
   7 #define _BNXT_ULP_H_
   8
   9 #include <inttypes.h>
  10 #include <stdbool.h>
  11 #include <sys/queue.h>
  12
  13 #include "rte_ethdev.h"
  14
  15 #include "ulp_template_db_enum.h"
  16
  17 struct bnxt_ulp_data {
  18         uint32_t                        tbl_scope_id;
  19         struct bnxt_ulp_mark_tbl        *mark_tbl;
  20         uint32_t                        dev_id; /* Hardware device id */
  21         uint32_t                        ref_cnt;
  22         struct bnxt_ulp_flow_db         *flow_db;
  23         void                            *mapper_data;
  24         struct bnxt_ulp_port_db         *port_db;
  25         struct bnxt_ulp_fc_info         *fc_info;
  26         uint32_t                        port_to_app_flow_id;
  27         uint32_t                        app_to_port_flow_id;
  28         uint32_t                        tx_cfa_action;
  29 };
  30
  31 struct bnxt_ulp_context {
  32         struct bnxt_ulp_data    *cfg_data;
  33         /* TBD The tfp should be removed once tf_attach is implemented. */
  34         struct tf               *g_tfp;
  35 };
  36
  37 struct bnxt_ulp_pci_info {
  38         uint32_t        domain;
  39         uint8_t         bus;
  40 };
  41
  42 struct bnxt_ulp_session_state {
  43         STAILQ_ENTRY(bnxt_ulp_session_state)    next;
  44         bool                                    bnxt_ulp_init;
  45         pthread_mutex_t                         bnxt_ulp_mutex;
  46         struct bnxt_ulp_pci_info                pci_info;
  47         struct bnxt_ulp_data                    *cfg_data;
  48         /* TBD The tfp should be removed once tf_attach is implemented. */
  49         struct tf                               *g_tfp;
  50         uint32_t                                session_opened;
  51 };
  52
  53 /* ULP flow id structure */
  54 struct rte_tf_flow {
  55         uint32_t        flow_id;
  56 };
  57
  58 struct ulp_tlv_param {
  59         enum bnxt_ulp_df_param_type type;
  60         uint32_t length;
  61         uint8_t value[16];
  62 };
  63
  64 /*
  65  * Allow the deletion of context only for the bnxt device that
  66  * created the session
  67  * TBD - The implementation of the function should change to
  68  * using the reference count once tf_session_attach functionality
  69  * is fixed.
  70  */
  71 bool
  72 ulp_ctx_deinit_allowed(void *bp);
  73
  74 /* Function to set the device id of the hardware. */
  75 int32_t
  76 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
  77
  78 /* Function to get the device id of the hardware. */
  79 int32_t
  80 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
  81
  82 /* Function to set the table scope id of the EEM table. */
  83 int32_t
  84 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
  85                                 uint32_t tbl_scope_id);
  86
  87 /* Function to get the table scope id of the EEM table. */
  88 int32_t
  89 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
  90                                 uint32_t *tbl_scope_id);
  91
  92 /* Function to set the tfp session details in the ulp context. */
  93 int32_t
  94 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
  95
  96 /* Function to get the tfp session details from ulp context. */
  97 struct tf *
  98 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp);
  99
 100 /* Get the device table entry based on the device id. */
 101 struct bnxt_ulp_device_params *
 102 bnxt_ulp_device_params_get(uint32_t dev_id);
 103
 104 int32_t
 105 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 106                                struct bnxt_ulp_mark_tbl *mark_tbl);
 107
 108 struct bnxt_ulp_mark_tbl *
 109 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 110
 111 /* Function to set the flow database to the ulp context. */
 112 int32_t
 113 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 114                                 struct bnxt_ulp_flow_db *flow_db);
 115
 116 /* Function to get the flow database from the ulp context. */
 117 struct bnxt_ulp_flow_db *
 118 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 119
 120 /* Function to get the ulp context from eth device. */
 121 struct bnxt_ulp_context *
 122 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 123
 124 /* Function to add the ulp mapper data to the ulp context */
 125 int32_t
 126 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 127                                     void *mapper_data);
 128
 129 /* Function to get the ulp mapper data from the ulp context */
 130 void *
 131 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 132
 133 /* Function to set the port database to the ulp context. */
 134 int32_t
 135 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 136                                 struct bnxt_ulp_port_db *port_db);
 137
 138 /* Function to get the port database from the ulp context. */
 139 struct bnxt_ulp_port_db *
 140 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 141
 142 /* Function to create default flows. */
 143 int32_t
 144 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 145                         struct ulp_tlv_param *param_list,
 146                         uint32_t ulp_class_tid,
 147                         uint32_t *flow_id);
 148
 149 /* Function to destroy default flows. */
 150 int32_t
 151 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 152                          uint32_t flow_id);
 153
 154 int
 155 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 156                       struct rte_flow_error *error);
 157
 158 int32_t
 159 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 160                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 161
 162 struct bnxt_ulp_fc_info *
 163 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 164
 165 #endif /* _BNXT_ULP_H_ */