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         uint8_t                         app_id;
  96         uint8_t                         num_shared_clients;
  97         struct bnxt_flow_app_tun_ent    app_tun[BNXT_ULP_MAX_TUN_CACHE_ENTRIES];
  98 };
  99
 100 struct bnxt_ulp_context {
 101         struct bnxt_ulp_data    *cfg_data;
 102         struct tf               *g_tfp;
 103         struct tf               *g_shared_tfp;
 104 };
 105
 106 struct bnxt_ulp_pci_info {
 107         uint32_t        domain;
 108         uint8_t         bus;
 109 };
 110
 111 struct bnxt_ulp_session_state {
 112         STAILQ_ENTRY(bnxt_ulp_session_state)    next;
 113         bool                                    bnxt_ulp_init;
 114         pthread_mutex_t                         bnxt_ulp_mutex;
 115         struct bnxt_ulp_pci_info                pci_info;
 116         struct bnxt_ulp_data                    *cfg_data;
 117         struct tf                               *g_tfp;
 118         struct tf                               g_shared_tfp;
 119         uint32_t                                session_opened;
 120 };
 121
 122 /* ULP flow id structure */
 123 struct rte_tf_flow {
 124         uint32_t        flow_id;
 125 };
 126
 127 struct ulp_tlv_param {
 128         enum bnxt_ulp_df_param_type type;
 129         uint32_t length;
 130         uint8_t value[16];
 131 };
 132
 133 struct ulp_context_list_entry {
 134         TAILQ_ENTRY(ulp_context_list_entry)     next;
 135         struct bnxt_ulp_context                 *ulp_ctx;
 136 };
 137
 138 /*
 139  * Allow the deletion of context only for the bnxt device that
 140  * created the session
 141  */
 142 bool
 143 ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx);
 144
 145 /* Function to set the device id of the hardware. */
 146 int32_t
 147 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
 148
 149 /* Function to get the device id of the hardware. */
 150 int32_t
 151 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
 152
 153 /* Function to get whether or not ext mem is used for EM */
 154 int32_t
 155 bnxt_ulp_cntxt_mem_type_get(struct bnxt_ulp_context *ulp_ctx,
 156                             enum bnxt_ulp_flow_mem_type *mem_type);
 157
 158 /* Function to set whether or not ext mem is used for EM */
 159 int32_t
 160 bnxt_ulp_cntxt_mem_type_set(struct bnxt_ulp_context *ulp_ctx,
 161                             enum bnxt_ulp_flow_mem_type mem_type);
 162
 163 /* Function to set the table scope id of the EEM table. */
 164 int32_t
 165 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
 166                                 uint32_t tbl_scope_id);
 167
 168 /* Function to get the table scope id of the EEM table. */
 169 int32_t
 170 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
 171                                 uint32_t *tbl_scope_id);
 172
 173 /* Function to set the tfp session details in the ulp context. */
 174 int32_t
 175 bnxt_ulp_cntxt_shared_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 176
 177 /* Function to get the tfp session details from ulp context. */
 178 struct tf *
 179 bnxt_ulp_cntxt_shared_tfp_get(struct bnxt_ulp_context *ulp);
 180
 181 /* Function to set the tfp session details in the ulp context. */
 182 int32_t
 183 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 184
 185 /* Function to get the tfp session details from ulp context. */
 186 struct tf *
 187 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp,
 188                        enum bnxt_ulp_shared_session shared);
 189
 190 /* Get the device table entry based on the device id. */
 191 struct bnxt_ulp_device_params *
 192 bnxt_ulp_device_params_get(uint32_t dev_id);
 193
 194 int32_t
 195 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 196                                struct bnxt_ulp_mark_tbl *mark_tbl);
 197
 198 struct bnxt_ulp_mark_tbl *
 199 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 200
 201 /* Function to set the flow database to the ulp context. */
 202 int32_t
 203 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 204                                 struct bnxt_ulp_flow_db *flow_db);
 205
 206 /* Function to get the flow database from the ulp context. */
 207 struct bnxt_ulp_flow_db *
 208 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 209
 210 /* Function to get the tunnel cache table info from the ulp context. */
 211 struct bnxt_tun_cache_entry *
 212 bnxt_ulp_cntxt_ptr2_tun_tbl_get(struct bnxt_ulp_context *ulp_ctx);
 213
 214 /* Function to get the ulp context from eth device. */
 215 struct bnxt_ulp_context *
 216 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 217
 218 /* Function to add the ulp mapper data to the ulp context */
 219 int32_t
 220 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 221                                     void *mapper_data);
 222
 223 /* Function to get the ulp mapper data from the ulp context */
 224 void *
 225 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 226
 227 /* Function to set the port database to the ulp context. */
 228 int32_t
 229 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 230                                 struct bnxt_ulp_port_db *port_db);
 231
 232 /* Function to get the port database from the ulp context. */
 233 struct bnxt_ulp_port_db *
 234 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 235
 236 /* Function to create default flows. */
 237 int32_t
 238 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 239                         struct ulp_tlv_param *param_list,
 240                         uint32_t ulp_class_tid,
 241                         uint32_t *flow_id);
 242
 243 /* Function to destroy default flows. */
 244 int32_t
 245 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 246                          uint32_t flow_id);
 247
 248 int
 249 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 250                       struct rte_flow_error *error);
 251
 252 int32_t
 253 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 254                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 255
 256 struct bnxt_ulp_fc_info *
 257 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 258
 259 int32_t
 260 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
 261                                   uint32_t *flags);
 262
 263 int32_t
 264 bnxt_ulp_get_df_rule_info(uint16_t port_id, struct bnxt_ulp_context *ulp_ctx,
 265                           struct bnxt_ulp_df_rule_info *info);
 266
 267 struct bnxt_ulp_vfr_rule_info*
 268 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
 269                                      uint32_t port_id);
 270
 271 int32_t
 272 bnxt_ulp_cntxt_acquire_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 273
 274 void
 275 bnxt_ulp_cntxt_release_fdb_lock(struct bnxt_ulp_context *ulp_ctx);
 276
 277 struct bnxt_ulp_glb_resource_info *
 278 bnxt_ulp_app_glb_resource_info_list_get(uint32_t *num_entries);
 279
 280 int32_t
 281 bnxt_ulp_cntxt_app_id_set(struct bnxt_ulp_context *ulp_ctx, uint8_t app_id);
 282
 283 int32_t
 284 bnxt_ulp_cntxt_app_id_get(struct bnxt_ulp_context *ulp_ctx, uint8_t *app_id);
 285
 286 bool
 287 bnxt_ulp_cntxt_shared_session_enabled(struct bnxt_ulp_context *ulp_ctx);
 288
 289 struct bnxt_ulp_app_capabilities_info *
 290 bnxt_ulp_app_cap_list_get(uint32_t *num_entries);
 291
 292 int32_t
 293 bnxt_ulp_cntxt_app_caps_init(struct bnxt *bp,
 294                              uint8_t app_id, uint32_t dev_id);
 295
 296 struct bnxt_ulp_resource_resv_info *
 297 bnxt_ulp_resource_resv_list_get(uint32_t *num_entries);
 298
 299 int32_t
 300 bnxt_ulp_cntxt_ptr2_ha_info_set(struct bnxt_ulp_context *ulp_ctx,
 301                                 struct bnxt_ulp_ha_mgr_info *ulp_ha_info);
 302
 303 struct bnxt_ulp_ha_mgr_info *
 304 bnxt_ulp_cntxt_ptr2_ha_info_get(struct bnxt_ulp_context *ulp_ctx);
 305
 306 bool
 307 bnxt_ulp_cntxt_ha_enabled(struct bnxt_ulp_context *ulp_ctx);
 308
 309 struct bnxt_ulp_context *
 310 bnxt_ulp_cntxt_entry_acquire(void *arg);
 311
 312 void
 313 bnxt_ulp_cntxt_entry_release(void);
 314
 315 uint8_t
 316 bnxt_ulp_cntxt_num_shared_clients_get(struct bnxt_ulp_context *ulp_ctx);
 317
 318 struct bnxt_flow_app_tun_ent *
 319 bnxt_ulp_cntxt_ptr2_app_tun_list_get(struct bnxt_ulp_context *ulp);
 320
 321 #endif /* _BNXT_ULP_H_ */