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