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 enum bnxt_rte_flow_item_type {
  51         BNXT_RTE_FLOW_ITEM_TYPE_END = (uint32_t)INT_MIN,
  52         BNXT_RTE_FLOW_ITEM_TYPE_VXLAN_DECAP,
  53         BNXT_RTE_FLOW_ITEM_TYPE_LAST
  54 };
  55
  56 enum bnxt_rte_flow_action_type {
  57         BNXT_RTE_FLOW_ACTION_TYPE_END = (uint32_t)INT_MIN,
  58         BNXT_RTE_FLOW_ACTION_TYPE_VXLAN_DECAP,
  59         BNXT_RTE_FLOW_ACTION_TYPE_LAST
  60 };
  61
  62 struct bnxt_ulp_df_rule_info {
  63         uint32_t                        def_port_flow_id;
  64         uint8_t                         valid;
  65 };
  66
  67 struct bnxt_ulp_vfr_rule_info {
  68         uint32_t                        vfr_flow_id;
  69         uint16_t                        parent_port_id;
  70         uint8_t                         valid;
  71 };
  72
  73 struct bnxt_ulp_data {
  74         uint32_t                        tbl_scope_id;
  75         struct bnxt_ulp_mark_tbl        *mark_tbl;
  76         uint32_t                        dev_id; /* Hardware device id */
  77         uint32_t                        ref_cnt;
  78         struct bnxt_ulp_flow_db         *flow_db;
  79         pthread_mutex_t                 flow_db_lock;
  80         void                            *mapper_data;
  81         struct bnxt_ulp_port_db         *port_db;
  82         struct bnxt_ulp_fc_info         *fc_info;
  83         struct bnxt_ulp_ha_mgr_info     *ha_info;
  84         uint32_t                        ulp_flags;
  85         struct bnxt_ulp_df_rule_info    df_rule_info[RTE_MAX_ETHPORTS];
  86         struct bnxt_ulp_vfr_rule_info   vfr_rule_info[RTE_MAX_ETHPORTS];
  87         enum bnxt_ulp_flow_mem_type     mem_type;
  88 #define BNXT_ULP_TUN_ENTRY_INVALID      -1
  89 #define BNXT_ULP_MAX_TUN_CACHE_ENTRIES  16
  90         struct bnxt_tun_cache_entry     tun_tbl[BNXT_ULP_MAX_TUN_CACHE_ENTRIES];
  91         bool                            accum_stats;
  92         uint8_t                         app_id;
  93         uint8_t                         num_shared_clients;
  94         struct bnxt_flow_app_tun_ent    app_tun[BNXT_ULP_MAX_TUN_CACHE_ENTRIES];
  95 };
  96
  97 struct bnxt_ulp_context {
  98         struct bnxt_ulp_data    *cfg_data;
  99         struct tf               *g_tfp;
 100         struct tf               *g_shared_tfp;
 101 };
 102
 103 struct bnxt_ulp_pci_info {
 104         uint32_t        domain;
 105         uint8_t         bus;
 106 };
 107
 108 struct bnxt_ulp_session_state {
 109         STAILQ_ENTRY(bnxt_ulp_session_state)    next;
 110         bool                                    bnxt_ulp_init;
 111         pthread_mutex_t                         bnxt_ulp_mutex;
 112         struct bnxt_ulp_pci_info                pci_info;
 113         struct bnxt_ulp_data                    *cfg_data;
 114         struct tf                               *g_tfp;
 115         struct tf                               g_shared_tfp;
 116         uint32_t                                session_opened;
 117 };
 118
 119 /* ULP flow id structure */
 120 struct rte_tf_flow {
 121         uint32_t        flow_id;
 122 };
 123
 124 struct ulp_tlv_param {
 125         enum bnxt_ulp_df_param_type type;
 126         uint32_t length;
 127         uint8_t value[16];
 128 };
 129
 130 struct ulp_context_list_entry {
 131         TAILQ_ENTRY(ulp_context_list_entry)     next;
 132         struct bnxt_ulp_context                 *ulp_ctx;
 133 };
 134
 135 /*
 136  * Allow the deletion of context only for the bnxt device that
 137  * created the session
 138  */
 139 bool
 140 ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx);
 141
 142 /* Function to set the device id of the hardware. */
 143 int32_t
 144 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
 145
 146 /* Function to get the device id of the hardware. */
 147 int32_t
 148 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
 149
 150 /* Function to get whether or not ext mem is used for EM */
 151 int32_t
 152 bnxt_ulp_cntxt_mem_type_get(struct bnxt_ulp_context *ulp_ctx,
 153                             enum bnxt_ulp_flow_mem_type *mem_type);
 154
 155 /* Function to set whether or not ext mem is used for EM */
 156 int32_t
 157 bnxt_ulp_cntxt_mem_type_set(struct bnxt_ulp_context *ulp_ctx,
 158                             enum bnxt_ulp_flow_mem_type mem_type);
 159
 160 /* Function to set the table scope id of the EEM table. */
 161 int32_t
 162 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
 163                                 uint32_t tbl_scope_id);
 164
 165 /* Function to get the table scope id of the EEM table. */
 166 int32_t
 167 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
 168                                 uint32_t *tbl_scope_id);
 169
 170 /* Function to set the tfp session details in the ulp context. */
 171 int32_t
 172 bnxt_ulp_cntxt_shared_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 173
 174 /* Function to get the tfp session details from ulp context. */
 175 struct tf *
 176 bnxt_ulp_cntxt_shared_tfp_get(struct bnxt_ulp_context *ulp);
 177
 178 /* Function to set the tfp session details in the ulp context. */
 179 int32_t
 180 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 181
 182 /* Function to get the tfp session details from ulp context. */
 183 struct tf *
 184 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp,
 185                        enum bnxt_ulp_shared_session shared);
 186
 187 /* Get the device table entry based on the device id. */
 188 struct bnxt_ulp_device_params *
 189 bnxt_ulp_device_params_get(uint32_t dev_id);
 190
 191 int32_t
 192 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 193                                struct bnxt_ulp_mark_tbl *mark_tbl);
 194
 195 struct bnxt_ulp_mark_tbl *
 196 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 197
 198 /* Function to set the flow database to the ulp context. */
 199 int32_t
 200 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 201                                 struct bnxt_ulp_flow_db *flow_db);
 202
 203 /* Function to get the flow database from the ulp context. */
 204 struct bnxt_ulp_flow_db *
 205 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 206
 207 /* Function to get the tunnel cache table info from the ulp context. */
 208 struct bnxt_tun_cache_entry *
 209 bnxt_ulp_cntxt_ptr2_tun_tbl_get(struct bnxt_ulp_context *ulp_ctx);
 210
 211 /* Function to get the ulp context from eth device. */
 212 struct bnxt_ulp_context *
 213 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 214
 215 /* Function to add the ulp mapper data to the ulp context */
 216 int32_t
 217 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 218                                     void *mapper_data);
 219
 220 /* Function to get the ulp mapper data from the ulp context */
 221 void *
 222 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 223
 224 /* Function to set the port database to the ulp context. */
 225 int32_t
 226 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 227                                 struct bnxt_ulp_port_db *port_db);
 228
 229 /* Function to get the port database from the ulp context. */
 230 struct bnxt_ulp_port_db *
 231 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 232
 233 /* Function to create default flows. */
 234 int32_t
 235 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 236                         struct ulp_tlv_param *param_list,
 237                         uint32_t ulp_class_tid,
 238                         uint32_t *flow_id);
 239
 240 /* Function to destroy default flows. */
 241 int32_t
 242 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 243                          uint32_t flow_id);
 244
 245 int
 246 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 247                       struct rte_flow_error *error);
 248
 249 int32_t
 250 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 251                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 252
 253 struct bnxt_ulp_fc_info *
 254 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 255
 256 int32_t
 257 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
 258                                   uint32_t *flags);
 259
 260 int32_t
 261 bnxt_ulp_get_df_rule_info(uint8_t port_id, struct bnxt_ulp_context *ulp_ctx,
 262                           struct bnxt_ulp_df_rule_info *info);
 263
 264 struct bnxt_ulp_vfr_rule_info*
 265 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
 266                                      uint32_t port_id);
 267
 268 int32_t
 269 bnxt_ulp_cntxt_acquire_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 270
 271 void
 272 bnxt_ulp_cntxt_release_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 273
 274 struct bnxt_ulp_glb_resource_info *
 275 bnxt_ulp_app_glb_resource_info_list_get(uint32_t *num_entries);
 276
 277 int32_t
 278 bnxt_ulp_cntxt_app_id_set(struct bnxt_ulp_context *ulp_ctx, uint8_t app_id);
 279
 280 int32_t
 281 bnxt_ulp_cntxt_app_id_get(struct bnxt_ulp_context *ulp_ctx, uint8_t *app_id);
 282
 283 bool
 284 bnxt_ulp_cntxt_shared_session_enabled(struct bnxt_ulp_context *ulp_ctx);
 285
 286 struct bnxt_ulp_app_capabilities_info *
 287 bnxt_ulp_app_cap_list_get(uint32_t *num_entries);
 288
 289 int32_t
 290 bnxt_ulp_cntxt_app_caps_init(struct bnxt_ulp_context *ulp_ctx,
 291                              uint8_t app_id, uint32_t dev_id);
 292
 293 struct bnxt_ulp_resource_resv_info *
 294 bnxt_ulp_resource_resv_list_get(uint32_t *num_entries);
 295
 296 int32_t
 297 bnxt_ulp_cntxt_ptr2_ha_info_set(struct bnxt_ulp_context *ulp_ctx,
 298                                 struct bnxt_ulp_ha_mgr_info *ulp_ha_info);
 299
 300 struct bnxt_ulp_ha_mgr_info *
 301 bnxt_ulp_cntxt_ptr2_ha_info_get(struct bnxt_ulp_context *ulp_ctx);
 302
 303 bool
 304 bnxt_ulp_cntxt_ha_enabled(struct bnxt_ulp_context *ulp_ctx);
 305
 306 struct bnxt_ulp_context *
 307 bnxt_ulp_cntxt_entry_acquire(void);
 308
 309 void
 310 bnxt_ulp_cntxt_entry_release(void);
 311
 312 uint8_t
 313 bnxt_ulp_cntxt_num_shared_clients_get(struct bnxt_ulp_context *ulp_ctx);
 314
 315 struct bnxt_flow_app_tun_ent *
 316 bnxt_ulp_cntxt_ptr2_app_tun_list_get(struct bnxt_ulp_context *ulp);
 317
 318 #endif /* _BNXT_ULP_H_ */