drivers/net/bnxt/tf_ulp/bnxt_ulp.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2019-2021 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_version.h"
  14 #include "rte_ethdev.h"
  15
  16 #include "ulp_template_db_enum.h"
  17 #include "ulp_tun.h"
  18 #include "bnxt_tf_common.h"
  19
  20 /* NAT defines to reuse existing inner L2 SMAC and DMAC */
  21 #define BNXT_ULP_NAT_INNER_L2_HEADER_SMAC       0x2000
  22 #define BNXT_ULP_NAT_OUTER_MOST_L2_HDR_SMAC     0x6000
  23 #define BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS    0xc00
  24 #define BNXT_ULP_NAT_INNER_L2_HEADER_DMAC       0x100
  25 #define BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC     0x300
  26 #define BNXT_ULP_NAT_OUTER_MOST_FLAGS (BNXT_ULP_NAT_OUTER_MOST_L2_HDR_SMAC |\
  27                                         BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS |\
  28                                         BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC)
  29
  30 /* defines for the ulp_flags */
  31 #define BNXT_ULP_VF_REP_ENABLED         0x1
  32 #define BNXT_ULP_SHARED_SESSION_ENABLED 0x2
  33 #define BNXT_ULP_APP_DEV_UNSUPPORTED    0x4
  34 #define BNXT_ULP_HIGH_AVAIL_ENABLED     0x8
  35 #define BNXT_ULP_APP_UNICAST_ONLY       0x10
  36 #define ULP_VF_REP_IS_ENABLED(flag)     ((flag) & BNXT_ULP_VF_REP_ENABLED)
  37 #define ULP_SHARED_SESSION_IS_ENABLED(flag) ((flag) &\
  38                                              BNXT_ULP_SHARED_SESSION_ENABLED)
  39 #define ULP_APP_DEV_UNSUPPORTED_ENABLED(flag)   ((flag) &\
  40                                                  BNXT_ULP_APP_DEV_UNSUPPORTED)
  41 #define ULP_HIGH_AVAIL_IS_ENABLED(flag) ((flag) & BNXT_ULP_HIGH_AVAIL_ENABLED)
  42
  43 enum bnxt_ulp_flow_mem_type {
  44         BNXT_ULP_FLOW_MEM_TYPE_INT = 0,
  45         BNXT_ULP_FLOW_MEM_TYPE_EXT = 1,
  46         BNXT_ULP_FLOW_MEM_TYPE_BOTH = 2,
  47         BNXT_ULP_FLOW_MEM_TYPE_LAST = 3
  48 };
  49
  50 struct bnxt_ulp_df_rule_info {
  51         uint32_t                        def_port_flow_id;
  52         uint8_t                         valid;
  53 };
  54
  55 struct bnxt_ulp_vfr_rule_info {
  56         uint32_t                        vfr_flow_id;
  57         uint16_t                        parent_port_id;
  58         uint8_t                         valid;
  59 };
  60
  61 struct bnxt_ulp_data {
  62         uint32_t                        tbl_scope_id;
  63         struct bnxt_ulp_mark_tbl        *mark_tbl;
  64         uint32_t                        dev_id; /* Hardware device id */
  65         uint32_t                        ref_cnt;
  66         struct bnxt_ulp_flow_db         *flow_db;
  67         pthread_mutex_t                 flow_db_lock;
  68         void                            *mapper_data;
  69         struct bnxt_ulp_port_db         *port_db;
  70         struct bnxt_ulp_fc_info         *fc_info;
  71         struct bnxt_ulp_ha_mgr_info     *ha_info;
  72         uint32_t                        ulp_flags;
  73         struct bnxt_ulp_df_rule_info    df_rule_info[RTE_MAX_ETHPORTS];
  74         struct bnxt_ulp_vfr_rule_info   vfr_rule_info[RTE_MAX_ETHPORTS];
  75         enum bnxt_ulp_flow_mem_type     mem_type;
  76 #define BNXT_ULP_TUN_ENTRY_INVALID      -1
  77 #define BNXT_ULP_MAX_TUN_CACHE_ENTRIES  16
  78         struct bnxt_tun_cache_entry     tun_tbl[BNXT_ULP_MAX_TUN_CACHE_ENTRIES];
  79         bool                            accum_stats;
  80         uint8_t                         app_id;
  81         uint8_t                         num_shared_clients;
  82 };
  83
  84 struct bnxt_ulp_context {
  85         struct bnxt_ulp_data    *cfg_data;
  86         struct tf               *g_tfp;
  87         struct tf               *g_shared_tfp;
  88 };
  89
  90 struct bnxt_ulp_pci_info {
  91         uint32_t        domain;
  92         uint8_t         bus;
  93 };
  94
  95 struct bnxt_ulp_session_state {
  96         STAILQ_ENTRY(bnxt_ulp_session_state)    next;
  97         bool                                    bnxt_ulp_init;
  98         pthread_mutex_t                         bnxt_ulp_mutex;
  99         struct bnxt_ulp_pci_info                pci_info;
 100         struct bnxt_ulp_data                    *cfg_data;
 101         struct tf                               *g_tfp;
 102         struct tf                               g_shared_tfp;
 103         uint32_t                                session_opened;
 104 };
 105
 106 /* ULP flow id structure */
 107 struct rte_tf_flow {
 108         uint32_t        flow_id;
 109 };
 110
 111 struct ulp_tlv_param {
 112         enum bnxt_ulp_df_param_type type;
 113         uint32_t length;
 114         uint8_t value[16];
 115 };
 116
 117 struct ulp_context_list_entry {
 118         TAILQ_ENTRY(ulp_context_list_entry)     next;
 119         struct bnxt_ulp_context                 *ulp_ctx;
 120 };
 121
 122 /*
 123  * Allow the deletion of context only for the bnxt device that
 124  * created the session
 125  */
 126 bool
 127 ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx);
 128
 129 /* Function to set the device id of the hardware. */
 130 int32_t
 131 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
 132
 133 /* Function to get the device id of the hardware. */
 134 int32_t
 135 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
 136
 137 /* Function to get whether or not ext mem is used for EM */
 138 int32_t
 139 bnxt_ulp_cntxt_mem_type_get(struct bnxt_ulp_context *ulp_ctx,
 140                             enum bnxt_ulp_flow_mem_type *mem_type);
 141
 142 /* Function to set whether or not ext mem is used for EM */
 143 int32_t
 144 bnxt_ulp_cntxt_mem_type_set(struct bnxt_ulp_context *ulp_ctx,
 145                             enum bnxt_ulp_flow_mem_type mem_type);
 146
 147 /* Function to set the table scope id of the EEM table. */
 148 int32_t
 149 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
 150                                 uint32_t tbl_scope_id);
 151
 152 /* Function to get the table scope id of the EEM table. */
 153 int32_t
 154 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
 155                                 uint32_t *tbl_scope_id);
 156
 157 /* Function to set the tfp session details in the ulp context. */
 158 int32_t
 159 bnxt_ulp_cntxt_shared_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 160
 161 /* Function to get the tfp session details from ulp context. */
 162 struct tf *
 163 bnxt_ulp_cntxt_shared_tfp_get(struct bnxt_ulp_context *ulp);
 164
 165 /* Function to set the tfp session details in the ulp context. */
 166 int32_t
 167 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 168
 169 /* Function to get the tfp session details from ulp context. */
 170 struct tf *
 171 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp,
 172                        enum bnxt_ulp_shared_session shared);
 173
 174 /* Get the device table entry based on the device id. */
 175 struct bnxt_ulp_device_params *
 176 bnxt_ulp_device_params_get(uint32_t dev_id);
 177
 178 int32_t
 179 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 180                                struct bnxt_ulp_mark_tbl *mark_tbl);
 181
 182 struct bnxt_ulp_mark_tbl *
 183 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 184
 185 /* Function to set the flow database to the ulp context. */
 186 int32_t
 187 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 188                                 struct bnxt_ulp_flow_db *flow_db);
 189
 190 /* Function to get the flow database from the ulp context. */
 191 struct bnxt_ulp_flow_db *
 192 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 193
 194 /* Function to get the tunnel cache table info from the ulp context. */
 195 struct bnxt_tun_cache_entry *
 196 bnxt_ulp_cntxt_ptr2_tun_tbl_get(struct bnxt_ulp_context *ulp_ctx);
 197
 198 /* Function to get the ulp context from eth device. */
 199 struct bnxt_ulp_context *
 200 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 201
 202 /* Function to add the ulp mapper data to the ulp context */
 203 int32_t
 204 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 205                                     void *mapper_data);
 206
 207 /* Function to get the ulp mapper data from the ulp context */
 208 void *
 209 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 210
 211 /* Function to set the port database to the ulp context. */
 212 int32_t
 213 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 214                                 struct bnxt_ulp_port_db *port_db);
 215
 216 /* Function to get the port database from the ulp context. */
 217 struct bnxt_ulp_port_db *
 218 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 219
 220 /* Function to create default flows. */
 221 int32_t
 222 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 223                         struct ulp_tlv_param *param_list,
 224                         uint32_t ulp_class_tid,
 225                         uint32_t *flow_id);
 226
 227 /* Function to destroy default flows. */
 228 int32_t
 229 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 230                          uint32_t flow_id);
 231
 232 int
 233 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 234                       struct rte_flow_error *error);
 235
 236 int32_t
 237 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 238                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 239
 240 struct bnxt_ulp_fc_info *
 241 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 242
 243 int32_t
 244 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
 245                                   uint32_t *flags);
 246
 247 int32_t
 248 bnxt_ulp_get_df_rule_info(uint8_t port_id, struct bnxt_ulp_context *ulp_ctx,
 249                           struct bnxt_ulp_df_rule_info *info);
 250
 251 struct bnxt_ulp_vfr_rule_info*
 252 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
 253                                      uint32_t port_id);
 254
 255 int32_t
 256 bnxt_ulp_cntxt_acquire_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 257
 258 void
 259 bnxt_ulp_cntxt_release_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 260
 261 int32_t
 262 ulp_post_process_tun_flow(struct ulp_rte_parser_params *params);
 263
 264 struct bnxt_ulp_glb_resource_info *
 265 bnxt_ulp_app_glb_resource_info_list_get(uint32_t *num_entries);
 266
 267 int32_t
 268 bnxt_ulp_cntxt_app_id_set(struct bnxt_ulp_context *ulp_ctx, uint8_t app_id);
 269
 270 int32_t
 271 bnxt_ulp_cntxt_app_id_get(struct bnxt_ulp_context *ulp_ctx, uint8_t *app_id);
 272
 273 bool
 274 bnxt_ulp_cntxt_shared_session_enabled(struct bnxt_ulp_context *ulp_ctx);
 275
 276 struct bnxt_ulp_app_capabilities_info *
 277 bnxt_ulp_app_cap_list_get(uint32_t *num_entries);
 278
 279 int32_t
 280 bnxt_ulp_cntxt_app_caps_init(struct bnxt_ulp_context *ulp_ctx,
 281                              uint8_t app_id, uint32_t dev_id);
 282
 283 struct bnxt_ulp_resource_resv_info *
 284 bnxt_ulp_resource_resv_list_get(uint32_t *num_entries);
 285
 286 int32_t
 287 bnxt_ulp_cntxt_ptr2_ha_info_set(struct bnxt_ulp_context *ulp_ctx,
 288                                 struct bnxt_ulp_ha_mgr_info *ulp_ha_info);
 289
 290 struct bnxt_ulp_ha_mgr_info *
 291 bnxt_ulp_cntxt_ptr2_ha_info_get(struct bnxt_ulp_context *ulp_ctx);
 292
 293 bool
 294 bnxt_ulp_cntxt_ha_enabled(struct bnxt_ulp_context *ulp_ctx);
 295
 296 struct bnxt_ulp_context *
 297 bnxt_ulp_cntxt_entry_acquire(void);
 298
 299 void
 300 bnxt_ulp_cntxt_entry_release(void);
 301
 302 uint8_t
 303 bnxt_ulp_cntxt_num_shared_clients_get(struct bnxt_ulp_context *ulp_ctx);
 304 #endif /* _BNXT_ULP_H_ */