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 /* NAT defines to reuse existing inner L2 SMAC and DMAC */
  18 #define BNXT_ULP_NAT_INNER_L2_HEADER_SMAC       0x2000
  19 #define BNXT_ULP_NAT_INNER_L2_HEADER_DMAC       0x100
  20
  21 /* defines for the ulp_flags */
  22 #define BNXT_ULP_VF_REP_ENABLED         0x1
  23 #define ULP_VF_REP_IS_ENABLED(flag)     ((flag) & BNXT_ULP_VF_REP_ENABLED)
  24
  25 struct bnxt_ulp_df_rule_info {
  26         uint32_t                        port_to_app_flow_id;
  27         uint32_t                        app_to_port_flow_id;
  28         uint8_t                         valid;
  29 };
  30
  31 struct bnxt_ulp_vfr_rule_info {
  32         uint32_t                        rep2vf_flow_id;
  33         uint32_t                        vf2rep_flow_id;
  34         uint16_t                        parent_port_id;
  35         uint8_t                         valid;
  36 };
  37
  38 struct bnxt_ulp_data {
  39         uint32_t                        tbl_scope_id;
  40         struct bnxt_ulp_mark_tbl        *mark_tbl;
  41         uint32_t                        dev_id; /* Hardware device id */
  42         uint32_t                        ref_cnt;
  43         struct bnxt_ulp_flow_db         *flow_db;
  44         void                            *mapper_data;
  45         struct bnxt_ulp_port_db         *port_db;
  46         struct bnxt_ulp_fc_info         *fc_info;
  47         uint32_t                        ulp_flags;
  48         struct bnxt_ulp_df_rule_info    df_rule_info[RTE_MAX_ETHPORTS];
  49         struct bnxt_ulp_vfr_rule_info   vfr_rule_info[RTE_MAX_ETHPORTS];
  50 };
  51
  52 struct bnxt_ulp_context {
  53         struct bnxt_ulp_data    *cfg_data;
  54         struct tf               *g_tfp;
  55 };
  56
  57 struct bnxt_ulp_pci_info {
  58         uint32_t        domain;
  59         uint8_t         bus;
  60 };
  61
  62 struct bnxt_ulp_session_state {
  63         STAILQ_ENTRY(bnxt_ulp_session_state)    next;
  64         bool                                    bnxt_ulp_init;
  65         pthread_mutex_t                         bnxt_ulp_mutex;
  66         struct bnxt_ulp_pci_info                pci_info;
  67         struct bnxt_ulp_data                    *cfg_data;
  68         struct tf                               *g_tfp;
  69         uint32_t                                session_opened;
  70 };
  71
  72 /* ULP flow id structure */
  73 struct rte_tf_flow {
  74         uint32_t        flow_id;
  75 };
  76
  77 struct ulp_tlv_param {
  78         enum bnxt_ulp_df_param_type type;
  79         uint32_t length;
  80         uint8_t value[16];
  81 };
  82
  83 /*
  84  * Allow the deletion of context only for the bnxt device that
  85  * created the session
  86  */
  87 bool
  88 ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx);
  89
  90 /* Function to set the device id of the hardware. */
  91 int32_t
  92 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
  93
  94 /* Function to get the device id of the hardware. */
  95 int32_t
  96 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
  97
  98 /* Function to set the table scope id of the EEM table. */
  99 int32_t
 100 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
 101                                 uint32_t tbl_scope_id);
 102
 103 /* Function to get the table scope id of the EEM table. */
 104 int32_t
 105 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
 106                                 uint32_t *tbl_scope_id);
 107
 108 /* Function to set the tfp session details in the ulp context. */
 109 int32_t
 110 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 111
 112 /* Function to get the tfp session details from ulp context. */
 113 struct tf *
 114 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp);
 115
 116 /* Get the device table entry based on the device id. */
 117 struct bnxt_ulp_device_params *
 118 bnxt_ulp_device_params_get(uint32_t dev_id);
 119
 120 int32_t
 121 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 122                                struct bnxt_ulp_mark_tbl *mark_tbl);
 123
 124 struct bnxt_ulp_mark_tbl *
 125 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 126
 127 /* Function to set the flow database to the ulp context. */
 128 int32_t
 129 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 130                                 struct bnxt_ulp_flow_db *flow_db);
 131
 132 /* Function to get the flow database from the ulp context. */
 133 struct bnxt_ulp_flow_db *
 134 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 135
 136 /* Function to get the ulp context from eth device. */
 137 struct bnxt_ulp_context *
 138 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 139
 140 /* Function to add the ulp mapper data to the ulp context */
 141 int32_t
 142 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 143                                     void *mapper_data);
 144
 145 /* Function to get the ulp mapper data from the ulp context */
 146 void *
 147 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 148
 149 /* Function to set the port database to the ulp context. */
 150 int32_t
 151 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 152                                 struct bnxt_ulp_port_db *port_db);
 153
 154 /* Function to get the port database from the ulp context. */
 155 struct bnxt_ulp_port_db *
 156 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 157
 158 /* Function to create default flows. */
 159 int32_t
 160 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 161                         struct ulp_tlv_param *param_list,
 162                         uint32_t ulp_class_tid,
 163                         uint32_t *flow_id);
 164
 165 /* Function to destroy default flows. */
 166 int32_t
 167 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 168                          uint32_t flow_id);
 169
 170 int
 171 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 172                       struct rte_flow_error *error);
 173
 174 int32_t
 175 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 176                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 177
 178 struct bnxt_ulp_fc_info *
 179 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 180
 181 int32_t
 182 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
 183                                   uint32_t *flags);
 184
 185 int32_t
 186 bnxt_ulp_get_df_rule_info(uint8_t port_id, struct bnxt_ulp_context *ulp_ctx,
 187                           struct bnxt_ulp_df_rule_info *info);
 188
 189 struct bnxt_ulp_vfr_rule_info*
 190 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
 191                                      uint32_t port_id);
 192
 193 #endif /* _BNXT_ULP_H_ */