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 "bnxt.h"
  17 #include "ulp_template_db_enum.h"
  18 #include "ulp_tun.h"
  19 #include "bnxt_tf_common.h"
  20
  21 /* NAT defines to reuse existing inner L2 SMAC and DMAC */
  22 #define BNXT_ULP_NAT_INNER_L2_HEADER_SMAC       0x2000
  23 #define BNXT_ULP_NAT_OUTER_MOST_L2_HDR_SMAC     0x6000
  24 #define BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS    0xc00
  25 #define BNXT_ULP_NAT_INNER_L2_HEADER_DMAC       0x100
  26 #define BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC     0x300
  27 #define BNXT_ULP_NAT_OUTER_MOST_FLAGS (BNXT_ULP_NAT_OUTER_MOST_L2_HDR_SMAC |\
  28                                         BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS |\
  29                                         BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC)
  30
  31 /* defines for the ulp_flags */
  32 #define BNXT_ULP_VF_REP_ENABLED         0x1
  33 #define BNXT_ULP_SHARED_SESSION_ENABLED 0x2
  34 #define BNXT_ULP_APP_DEV_UNSUPPORTED    0x4
  35 #define BNXT_ULP_HIGH_AVAIL_ENABLED     0x8
  36 #define BNXT_ULP_APP_UNICAST_ONLY       0x10
  37 #define BNXT_ULP_APP_SOCKET_DIRECT      0x20
  38
  39 #define ULP_VF_REP_IS_ENABLED(flag)     ((flag) & BNXT_ULP_VF_REP_ENABLED)
  40 #define ULP_SHARED_SESSION_IS_ENABLED(flag) ((flag) &\
  41                                              BNXT_ULP_SHARED_SESSION_ENABLED)
  42 #define ULP_APP_DEV_UNSUPPORTED_ENABLED(flag)   ((flag) &\
  43                                                  BNXT_ULP_APP_DEV_UNSUPPORTED)
  44 #define ULP_HIGH_AVAIL_IS_ENABLED(flag) ((flag) & BNXT_ULP_HIGH_AVAIL_ENABLED)
  45 #define ULP_SOCKET_DIRECT_IS_ENABLED(flag) ((flag) & BNXT_ULP_APP_SOCKET_DIRECT)
  46
  47 enum bnxt_ulp_flow_mem_type {
  48         BNXT_ULP_FLOW_MEM_TYPE_INT = 0,
  49         BNXT_ULP_FLOW_MEM_TYPE_EXT = 1,
  50         BNXT_ULP_FLOW_MEM_TYPE_BOTH = 2,
  51         BNXT_ULP_FLOW_MEM_TYPE_LAST = 3
  52 };
  53
  54 enum bnxt_rte_flow_item_type {
  55         BNXT_RTE_FLOW_ITEM_TYPE_END = (uint32_t)INT_MIN,
  56         BNXT_RTE_FLOW_ITEM_TYPE_VXLAN_DECAP,
  57         BNXT_RTE_FLOW_ITEM_TYPE_LAST
  58 };
  59
  60 enum bnxt_rte_flow_action_type {
  61         BNXT_RTE_FLOW_ACTION_TYPE_END = (uint32_t)INT_MIN,
  62         BNXT_RTE_FLOW_ACTION_TYPE_VXLAN_DECAP,
  63         BNXT_RTE_FLOW_ACTION_TYPE_LAST
  64 };
  65
  66 struct bnxt_ulp_df_rule_info {
  67         uint32_t                        def_port_flow_id;
  68         uint8_t                         valid;
  69 };
  70
  71 struct bnxt_ulp_vfr_rule_info {
  72         uint32_t                        vfr_flow_id;
  73         uint16_t                        parent_port_id;
  74         uint8_t                         valid;
  75 };
  76
  77 struct bnxt_ulp_data {
  78         uint32_t                        tbl_scope_id;
  79         struct bnxt_ulp_mark_tbl        *mark_tbl;
  80         uint32_t                        dev_id; /* Hardware device id */
  81         uint32_t                        ref_cnt;
  82         struct bnxt_ulp_flow_db         *flow_db;
  83         pthread_mutex_t                 flow_db_lock;
  84         void                            *mapper_data;
  85         struct bnxt_ulp_port_db         *port_db;
  86         struct bnxt_ulp_fc_info         *fc_info;
  87         struct bnxt_ulp_ha_mgr_info     *ha_info;
  88         uint32_t                        ulp_flags;
  89         struct bnxt_ulp_df_rule_info    df_rule_info[RTE_MAX_ETHPORTS];
  90         struct bnxt_ulp_vfr_rule_info   vfr_rule_info[RTE_MAX_ETHPORTS];
  91         enum bnxt_ulp_flow_mem_type     mem_type;
  92 #define BNXT_ULP_TUN_ENTRY_INVALID      -1
  93 #define BNXT_ULP_MAX_TUN_CACHE_ENTRIES  16
  94         struct bnxt_tun_cache_entry     tun_tbl[BNXT_ULP_MAX_TUN_CACHE_ENTRIES];
  95         bool                            accum_stats;
  96         uint8_t                         app_id;
  97         uint8_t                         num_shared_clients;
  98         struct bnxt_flow_app_tun_ent    app_tun[BNXT_ULP_MAX_TUN_CACHE_ENTRIES];
  99 };
 100
 101 struct bnxt_ulp_context {
 102         struct bnxt_ulp_data    *cfg_data;
 103         struct tf               *g_tfp;
 104         struct tf               *g_shared_tfp;
 105 };
 106
 107 struct bnxt_ulp_pci_info {
 108         uint32_t        domain;
 109         uint8_t         bus;
 110 };
 111
 112 struct bnxt_ulp_session_state {
 113         STAILQ_ENTRY(bnxt_ulp_session_state)    next;
 114         bool                                    bnxt_ulp_init;
 115         pthread_mutex_t                         bnxt_ulp_mutex;
 116         struct bnxt_ulp_pci_info                pci_info;
 117         struct bnxt_ulp_data                    *cfg_data;
 118         struct tf                               *g_tfp;
 119         struct tf                               g_shared_tfp;
 120         uint32_t                                session_opened;
 121 };
 122
 123 /* ULP flow id structure */
 124 struct rte_tf_flow {
 125         uint32_t        flow_id;
 126 };
 127
 128 struct ulp_tlv_param {
 129         enum bnxt_ulp_df_param_type type;
 130         uint32_t length;
 131         uint8_t value[16];
 132 };
 133
 134 struct ulp_context_list_entry {
 135         TAILQ_ENTRY(ulp_context_list_entry)     next;
 136         struct bnxt_ulp_context                 *ulp_ctx;
 137 };
 138
 139 /*
 140  * Allow the deletion of context only for the bnxt device that
 141  * created the session
 142  */
 143 bool
 144 ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx);
 145
 146 /* Function to set the device id of the hardware. */
 147 int32_t
 148 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
 149
 150 /* Function to get the device id of the hardware. */
 151 int32_t
 152 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
 153
 154 /* Function to get whether or not ext mem is used for EM */
 155 int32_t
 156 bnxt_ulp_cntxt_mem_type_get(struct bnxt_ulp_context *ulp_ctx,
 157                             enum bnxt_ulp_flow_mem_type *mem_type);
 158
 159 /* Function to set whether or not ext mem is used for EM */
 160 int32_t
 161 bnxt_ulp_cntxt_mem_type_set(struct bnxt_ulp_context *ulp_ctx,
 162                             enum bnxt_ulp_flow_mem_type mem_type);
 163
 164 /* Function to set the table scope id of the EEM table. */
 165 int32_t
 166 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
 167                                 uint32_t tbl_scope_id);
 168
 169 /* Function to get the table scope id of the EEM table. */
 170 int32_t
 171 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
 172                                 uint32_t *tbl_scope_id);
 173
 174 /* Function to set the tfp session details in the ulp context. */
 175 int32_t
 176 bnxt_ulp_cntxt_shared_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 177
 178 /* Function to get the tfp session details from ulp context. */
 179 struct tf *
 180 bnxt_ulp_cntxt_shared_tfp_get(struct bnxt_ulp_context *ulp);
 181
 182 /* Function to set the tfp session details in the ulp context. */
 183 int32_t
 184 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 185
 186 /* Function to get the tfp session details from ulp context. */
 187 struct tf *
 188 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp,
 189                        enum bnxt_ulp_shared_session shared);
 190
 191 /* Get the device table entry based on the device id. */
 192 struct bnxt_ulp_device_params *
 193 bnxt_ulp_device_params_get(uint32_t dev_id);
 194
 195 int32_t
 196 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 197                                struct bnxt_ulp_mark_tbl *mark_tbl);
 198
 199 struct bnxt_ulp_mark_tbl *
 200 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 201
 202 /* Function to set the flow database to the ulp context. */
 203 int32_t
 204 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 205                                 struct bnxt_ulp_flow_db *flow_db);
 206
 207 /* Function to get the flow database from the ulp context. */
 208 struct bnxt_ulp_flow_db *
 209 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 210
 211 /* Function to get the tunnel cache table info from the ulp context. */
 212 struct bnxt_tun_cache_entry *
 213 bnxt_ulp_cntxt_ptr2_tun_tbl_get(struct bnxt_ulp_context *ulp_ctx);
 214
 215 /* Function to get the ulp context from eth device. */
 216 struct bnxt_ulp_context *
 217 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 218
 219 /* Function to add the ulp mapper data to the ulp context */
 220 int32_t
 221 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 222                                     void *mapper_data);
 223
 224 /* Function to get the ulp mapper data from the ulp context */
 225 void *
 226 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 227
 228 /* Function to set the port database to the ulp context. */
 229 int32_t
 230 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 231                                 struct bnxt_ulp_port_db *port_db);
 232
 233 /* Function to get the port database from the ulp context. */
 234 struct bnxt_ulp_port_db *
 235 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 236
 237 /* Function to create default flows. */
 238 int32_t
 239 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 240                         struct ulp_tlv_param *param_list,
 241                         uint32_t ulp_class_tid,
 242                         uint32_t *flow_id);
 243
 244 /* Function to destroy default flows. */
 245 int32_t
 246 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 247                          uint32_t flow_id);
 248
 249 int
 250 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 251                       struct rte_flow_error *error);
 252
 253 int32_t
 254 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 255                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 256
 257 struct bnxt_ulp_fc_info *
 258 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 259
 260 int32_t
 261 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
 262                                   uint32_t *flags);
 263
 264 int32_t
 265 bnxt_ulp_get_df_rule_info(uint8_t port_id, struct bnxt_ulp_context *ulp_ctx,
 266                           struct bnxt_ulp_df_rule_info *info);
 267
 268 struct bnxt_ulp_vfr_rule_info*
 269 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
 270                                      uint32_t port_id);
 271
 272 int32_t
 273 bnxt_ulp_cntxt_acquire_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 274
 275 void
 276 bnxt_ulp_cntxt_release_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 277
 278 struct bnxt_ulp_glb_resource_info *
 279 bnxt_ulp_app_glb_resource_info_list_get(uint32_t *num_entries);
 280
 281 int32_t
 282 bnxt_ulp_cntxt_app_id_set(struct bnxt_ulp_context *ulp_ctx, uint8_t app_id);
 283
 284 int32_t
 285 bnxt_ulp_cntxt_app_id_get(struct bnxt_ulp_context *ulp_ctx, uint8_t *app_id);
 286
 287 bool
 288 bnxt_ulp_cntxt_shared_session_enabled(struct bnxt_ulp_context *ulp_ctx);
 289
 290 struct bnxt_ulp_app_capabilities_info *
 291 bnxt_ulp_app_cap_list_get(uint32_t *num_entries);
 292
 293 int32_t
 294 bnxt_ulp_cntxt_app_caps_init(struct bnxt *bp,
 295                              uint8_t app_id, uint32_t dev_id);
 296
 297 struct bnxt_ulp_resource_resv_info *
 298 bnxt_ulp_resource_resv_list_get(uint32_t *num_entries);
 299
 300 int32_t
 301 bnxt_ulp_cntxt_ptr2_ha_info_set(struct bnxt_ulp_context *ulp_ctx,
 302                                 struct bnxt_ulp_ha_mgr_info *ulp_ha_info);
 303
 304 struct bnxt_ulp_ha_mgr_info *
 305 bnxt_ulp_cntxt_ptr2_ha_info_get(struct bnxt_ulp_context *ulp_ctx);
 306
 307 bool
 308 bnxt_ulp_cntxt_ha_enabled(struct bnxt_ulp_context *ulp_ctx);
 309
 310 struct bnxt_ulp_context *
 311 bnxt_ulp_cntxt_entry_acquire(void);
 312
 313 void
 314 bnxt_ulp_cntxt_entry_release(void);
 315
 316 uint8_t
 317 bnxt_ulp_cntxt_num_shared_clients_get(struct bnxt_ulp_context *ulp_ctx);
 318
 319 struct bnxt_flow_app_tun_ent *
 320 bnxt_ulp_cntxt_ptr2_app_tun_list_get(struct bnxt_ulp_context *ulp);
 321
 322 #endif /* _BNXT_ULP_H_ */