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  * TBD - The implementation of the function should change to
  87  * using the reference count once tf_session_attach functionality
  88  * is fixed.
  89  */
  90 bool
  91 ulp_ctx_deinit_allowed(void *bp);
  92
  93 /* Function to set the device id of the hardware. */
  94 int32_t
  95 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
  96
  97 /* Function to get the device id of the hardware. */
  98 int32_t
  99 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
 100
 101 /* Function to set the table scope id of the EEM table. */
 102 int32_t
 103 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
 104                                 uint32_t tbl_scope_id);
 105
 106 /* Function to get the table scope id of the EEM table. */
 107 int32_t
 108 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
 109                                 uint32_t *tbl_scope_id);
 110
 111 /* Function to set the tfp session details in the ulp context. */
 112 int32_t
 113 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 114
 115 /* Function to get the tfp session details from ulp context. */
 116 struct tf *
 117 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp);
 118
 119 /* Get the device table entry based on the device id. */
 120 struct bnxt_ulp_device_params *
 121 bnxt_ulp_device_params_get(uint32_t dev_id);
 122
 123 int32_t
 124 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 125                                struct bnxt_ulp_mark_tbl *mark_tbl);
 126
 127 struct bnxt_ulp_mark_tbl *
 128 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 129
 130 /* Function to set the flow database to the ulp context. */
 131 int32_t
 132 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 133                                 struct bnxt_ulp_flow_db *flow_db);
 134
 135 /* Function to get the flow database from the ulp context. */
 136 struct bnxt_ulp_flow_db *
 137 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 138
 139 /* Function to get the ulp context from eth device. */
 140 struct bnxt_ulp_context *
 141 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 142
 143 /* Function to add the ulp mapper data to the ulp context */
 144 int32_t
 145 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 146                                     void *mapper_data);
 147
 148 /* Function to get the ulp mapper data from the ulp context */
 149 void *
 150 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 151
 152 /* Function to set the port database to the ulp context. */
 153 int32_t
 154 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 155                                 struct bnxt_ulp_port_db *port_db);
 156
 157 /* Function to get the port database from the ulp context. */
 158 struct bnxt_ulp_port_db *
 159 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 160
 161 /* Function to create default flows. */
 162 int32_t
 163 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 164                         struct ulp_tlv_param *param_list,
 165                         uint32_t ulp_class_tid,
 166                         uint32_t *flow_id);
 167
 168 /* Function to destroy default flows. */
 169 int32_t
 170 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 171                          uint32_t flow_id);
 172
 173 int
 174 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 175                       struct rte_flow_error *error);
 176
 177 int32_t
 178 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 179                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 180
 181 struct bnxt_ulp_fc_info *
 182 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 183
 184 int32_t
 185 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
 186                                   uint32_t *flags);
 187
 188 int32_t
 189 bnxt_ulp_get_df_rule_info(uint8_t port_id, struct bnxt_ulp_context *ulp_ctx,
 190                           struct bnxt_ulp_df_rule_info *info);
 191
 192 struct bnxt_ulp_vfr_rule_info*
 193 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
 194                                      uint32_t port_id);
 195
 196 #endif /* _BNXT_ULP_H_ */