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