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_OUTER_MOST_L2_HDR_SMAC     0x6000
  20 #define BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS    0xc00
  21 #define BNXT_ULP_NAT_INNER_L2_HEADER_DMAC       0x100
  22 #define BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC     0x300
  23 #define BNXT_ULP_NAT_OUTER_MOST_FLAGS (BNXT_ULP_NAT_OUTER_MOST_L2_HDR_SMAC |\
  24                                         BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS |\
  25                                         BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC)
  26
  27 /* defines for the ulp_flags */
  28 #define BNXT_ULP_VF_REP_ENABLED         0x1
  29 #define ULP_VF_REP_IS_ENABLED(flag)     ((flag) & BNXT_ULP_VF_REP_ENABLED)
  30
  31 struct bnxt_ulp_df_rule_info {
  32         uint32_t                        port_to_app_flow_id;
  33         uint32_t                        app_to_port_flow_id;
  34         uint8_t                         valid;
  35 };
  36
  37 struct bnxt_ulp_vfr_rule_info {
  38         uint32_t                        rep2vf_flow_id;
  39         uint32_t                        vf2rep_flow_id;
  40         uint16_t                        parent_port_id;
  41         uint8_t                         valid;
  42 };
  43
  44 struct bnxt_ulp_data {
  45         uint32_t                        tbl_scope_id;
  46         struct bnxt_ulp_mark_tbl        *mark_tbl;
  47         uint32_t                        dev_id; /* Hardware device id */
  48         uint32_t                        ref_cnt;
  49         struct bnxt_ulp_flow_db         *flow_db;
  50         pthread_mutex_t                 flow_db_lock;
  51         void                            *mapper_data;
  52         struct bnxt_ulp_port_db         *port_db;
  53         struct bnxt_ulp_fc_info         *fc_info;
  54         uint32_t                        ulp_flags;
  55         struct bnxt_ulp_df_rule_info    df_rule_info[RTE_MAX_ETHPORTS];
  56         struct bnxt_ulp_vfr_rule_info   vfr_rule_info[RTE_MAX_ETHPORTS];
  57         enum bnxt_ulp_flow_mem_type     mem_type;
  58 };
  59
  60 struct bnxt_ulp_context {
  61         struct bnxt_ulp_data    *cfg_data;
  62         struct tf               *g_tfp;
  63 };
  64
  65 struct bnxt_ulp_pci_info {
  66         uint32_t        domain;
  67         uint8_t         bus;
  68 };
  69
  70 struct bnxt_ulp_session_state {
  71         STAILQ_ENTRY(bnxt_ulp_session_state)    next;
  72         bool                                    bnxt_ulp_init;
  73         pthread_mutex_t                         bnxt_ulp_mutex;
  74         struct bnxt_ulp_pci_info                pci_info;
  75         struct bnxt_ulp_data                    *cfg_data;
  76         struct tf                               *g_tfp;
  77         uint32_t                                session_opened;
  78 };
  79
  80 /* ULP flow id structure */
  81 struct rte_tf_flow {
  82         uint32_t        flow_id;
  83 };
  84
  85 struct ulp_tlv_param {
  86         enum bnxt_ulp_df_param_type type;
  87         uint32_t length;
  88         uint8_t value[16];
  89 };
  90
  91 /*
  92  * Allow the deletion of context only for the bnxt device that
  93  * created the session
  94  */
  95 bool
  96 ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx);
  97
  98 /* Function to set the device id of the hardware. */
  99 int32_t
 100 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
 101
 102 /* Function to get the device id of the hardware. */
 103 int32_t
 104 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
 105
 106 /* Function to get whether or not ext mem is used for EM */
 107 int32_t
 108 bnxt_ulp_cntxt_mem_type_get(struct bnxt_ulp_context *ulp_ctx,
 109                             enum bnxt_ulp_flow_mem_type *mem_type);
 110
 111 /* Function to set whether or not ext mem is used for EM */
 112 int32_t
 113 bnxt_ulp_cntxt_mem_type_set(struct bnxt_ulp_context *ulp_ctx,
 114                             enum bnxt_ulp_flow_mem_type mem_type);
 115
 116 /* Function to set the table scope id of the EEM table. */
 117 int32_t
 118 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
 119                                 uint32_t tbl_scope_id);
 120
 121 /* Function to get the table scope id of the EEM table. */
 122 int32_t
 123 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
 124                                 uint32_t *tbl_scope_id);
 125
 126 /* Function to set the tfp session details in the ulp context. */
 127 int32_t
 128 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 129
 130 /* Function to get the tfp session details from ulp context. */
 131 struct tf *
 132 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp);
 133
 134 /* Get the device table entry based on the device id. */
 135 struct bnxt_ulp_device_params *
 136 bnxt_ulp_device_params_get(uint32_t dev_id);
 137
 138 int32_t
 139 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 140                                struct bnxt_ulp_mark_tbl *mark_tbl);
 141
 142 struct bnxt_ulp_mark_tbl *
 143 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 144
 145 /* Function to set the flow database to the ulp context. */
 146 int32_t
 147 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 148                                 struct bnxt_ulp_flow_db *flow_db);
 149
 150 /* Function to get the flow database from the ulp context. */
 151 struct bnxt_ulp_flow_db *
 152 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 153
 154 /* Function to get the ulp context from eth device. */
 155 struct bnxt_ulp_context *
 156 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 157
 158 /* Function to add the ulp mapper data to the ulp context */
 159 int32_t
 160 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 161                                     void *mapper_data);
 162
 163 /* Function to get the ulp mapper data from the ulp context */
 164 void *
 165 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 166
 167 /* Function to set the port database to the ulp context. */
 168 int32_t
 169 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 170                                 struct bnxt_ulp_port_db *port_db);
 171
 172 /* Function to get the port database from the ulp context. */
 173 struct bnxt_ulp_port_db *
 174 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 175
 176 /* Function to create default flows. */
 177 int32_t
 178 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 179                         struct ulp_tlv_param *param_list,
 180                         uint32_t ulp_class_tid,
 181                         uint32_t *flow_id);
 182
 183 /* Function to destroy default flows. */
 184 int32_t
 185 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 186                          uint32_t flow_id);
 187
 188 int
 189 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 190                       struct rte_flow_error *error);
 191
 192 int32_t
 193 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 194                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 195
 196 struct bnxt_ulp_fc_info *
 197 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 198
 199 int32_t
 200 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
 201                                   uint32_t *flags);
 202
 203 int32_t
 204 bnxt_ulp_get_df_rule_info(uint8_t port_id, struct bnxt_ulp_context *ulp_ctx,
 205                           struct bnxt_ulp_df_rule_info *info);
 206
 207 struct bnxt_ulp_vfr_rule_info*
 208 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
 209                                      uint32_t port_id);
 210
 211 int32_t
 212 bnxt_ulp_cntxt_acquire_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 213
 214 void
 215 bnxt_ulp_cntxt_release_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 216
 217 #endif /* _BNXT_ULP_H_ */