drivers/net/bnxt/tf_ulp/ulp_template_struct.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2014-2021 Broadcom
   3  * All rights reserved.
   4  */
   5
   6 #ifndef _ULP_TEMPLATE_STRUCT_H_
   7 #define _ULP_TEMPLATE_STRUCT_H_
   8
   9 #include <stdint.h>
  10 #include "rte_ether.h"
  11 #include "rte_icmp.h"
  12 #include "rte_ip.h"
  13 #include "rte_tcp.h"
  14 #include "rte_udp.h"
  15 #include "rte_esp.h"
  16 #include "rte_sctp.h"
  17 #include "rte_flow.h"
  18 #include "tf_core.h"
  19
  20 /* Number of fields for each protocol */
  21 #define BNXT_ULP_PROTO_HDR_SVIF_NUM     2
  22 #define BNXT_ULP_PROTO_HDR_ETH_NUM      3
  23 #define BNXT_ULP_PROTO_HDR_S_VLAN_NUM   3
  24 #define BNXT_ULP_PROTO_HDR_VLAN_NUM     6
  25 #define BNXT_ULP_PROTO_HDR_IPV4_NUM     10
  26 #define BNXT_ULP_PROTO_HDR_IPV6_NUM     8
  27 #define BNXT_ULP_PROTO_HDR_UDP_NUM      4
  28 #define BNXT_ULP_PROTO_HDR_TCP_NUM      9
  29 #define BNXT_ULP_PROTO_HDR_VXLAN_NUM    4
  30 #define BNXT_ULP_PROTO_HDR_MAX          128
  31 #define BNXT_ULP_PROTO_HDR_FIELD_SVIF_IDX       1
  32
  33 /* Direction attributes */
  34 #define BNXT_ULP_FLOW_ATTR_TRANSFER     0x1
  35 #define BNXT_ULP_FLOW_ATTR_INGRESS      0x2
  36 #define BNXT_ULP_FLOW_ATTR_EGRESS       0x4
  37
  38 struct ulp_rte_hdr_bitmap {
  39         uint64_t        bits;
  40 };
  41
  42 struct ulp_rte_field_bitmap {
  43         uint64_t        bits;
  44 };
  45
  46 /* Structure to store the protocol fields */
  47 #define RTE_PARSER_FLOW_HDR_FIELD_SIZE          16
  48 struct ulp_rte_hdr_field {
  49         uint8_t         spec[RTE_PARSER_FLOW_HDR_FIELD_SIZE];
  50         uint8_t         mask[RTE_PARSER_FLOW_HDR_FIELD_SIZE];
  51         uint32_t        size;
  52 };
  53
  54 struct ulp_rte_act_bitmap {
  55         uint64_t        bits;
  56 };
  57
  58 /* Structure to hold the action property details. */
  59 struct ulp_rte_act_prop {
  60         uint8_t act_details[BNXT_ULP_ACT_PROP_IDX_LAST];
  61 };
  62
  63 /* Structure to be used for passing all the parser functions */
  64 struct ulp_rte_parser_params {
  65         struct ulp_rte_hdr_bitmap       hdr_bitmap;
  66         struct ulp_rte_hdr_bitmap       hdr_fp_bit;
  67         struct ulp_rte_field_bitmap     fld_bitmap;
  68         struct ulp_rte_hdr_field        hdr_field[BNXT_ULP_PROTO_HDR_MAX];
  69         uint32_t                        comp_fld[BNXT_ULP_CF_IDX_LAST];
  70         uint32_t                        field_idx;
  71         struct ulp_rte_act_bitmap       act_bitmap;
  72         struct ulp_rte_act_prop         act_prop;
  73         uint32_t                        dir_attr;
  74         uint32_t                        priority;
  75         uint32_t                        fid;
  76         uint32_t                        parent_flow;
  77         uint32_t                        parent_fid;
  78         uint16_t                        func_id;
  79         uint32_t                        class_id;
  80         uint32_t                        act_tmpl;
  81         struct bnxt_ulp_context         *ulp_ctx;
  82         uint32_t                        hdr_sig_id;
  83         uint32_t                        flow_sig_id;
  84 };
  85
  86 /* Flow Parser Header Information Structure */
  87 struct bnxt_ulp_rte_hdr_info {
  88         enum bnxt_ulp_hdr_type                                  hdr_type;
  89         /* Flow Parser Protocol Header Function Prototype */
  90         int (*proto_hdr_func)(const struct rte_flow_item        *item_list,
  91                               struct ulp_rte_parser_params      *params);
  92 };
  93
  94 /* Flow Parser Header Information Structure Array defined in template source*/
  95 extern struct bnxt_ulp_rte_hdr_info     ulp_hdr_info[];
  96
  97 /* Flow Parser Action Information Structure */
  98 struct bnxt_ulp_rte_act_info {
  99         enum bnxt_ulp_act_type                                  act_type;
 100         /* Flow Parser Protocol Action Function Prototype */
 101         int32_t (*proto_act_func)
 102                 (const struct rte_flow_action   *action_item,
 103                  struct ulp_rte_parser_params   *params);
 104 };
 105
 106 /* Flow Parser Action Information Structure Array defined in template source*/
 107 extern struct bnxt_ulp_rte_act_info     ulp_act_info[];
 108
 109 /* Flow Matcher structures */
 110 struct bnxt_ulp_header_match_info {
 111         struct ulp_rte_hdr_bitmap               hdr_bitmap;
 112         uint32_t                                start_idx;
 113         uint32_t                                num_entries;
 114         uint32_t                                class_tmpl_id;
 115         uint32_t                                act_vnic;
 116 };
 117
 118 struct ulp_rte_bitmap {
 119         uint64_t        bits;
 120 };
 121
 122 struct bnxt_ulp_class_match_info {
 123         struct ulp_rte_bitmap   hdr_sig;
 124         struct ulp_rte_bitmap   field_sig;
 125         uint32_t                class_hid;
 126         uint32_t                class_tid;
 127         uint8_t                 act_vnic;
 128         uint8_t                 wc_pri;
 129         uint32_t                hdr_sig_id;
 130         uint32_t                flow_sig_id;
 131 };
 132
 133 /* Flow Matcher templates Structure for class entries */
 134 extern uint16_t ulp_class_sig_tbl[];
 135 extern struct bnxt_ulp_class_match_info ulp_class_match_list[];
 136
 137 /* Flow Matcher Action structures */
 138 struct bnxt_ulp_action_match_info {
 139         struct ulp_rte_act_bitmap               act_bitmap;
 140         uint32_t                                act_tmpl_id;
 141 };
 142
 143 struct bnxt_ulp_act_match_info {
 144         struct ulp_rte_bitmap   act_sig;
 145         uint32_t                act_hid;
 146         uint32_t                act_tid;
 147 };
 148
 149 /* Flow Matcher templates Structure for action entries */
 150 extern  uint16_t ulp_act_sig_tbl[];
 151 extern struct bnxt_ulp_act_match_info ulp_act_match_list[];
 152
 153 /* Device Specific Tables for mapper */
 154 struct bnxt_ulp_mapper_cond_info {
 155         enum bnxt_ulp_cond_opc cond_opcode;
 156         uint32_t cond_operand;
 157 };
 158
 159 struct bnxt_ulp_mapper_cond_list_info {
 160         enum bnxt_ulp_cond_list_opc cond_list_opcode;
 161         uint32_t cond_start_idx;
 162         uint32_t cond_nums;
 163         uint32_t cond_goto;
 164 };
 165
 166 struct bnxt_ulp_template_device_tbls {
 167         struct bnxt_ulp_mapper_tmpl_info *tmpl_list;
 168         uint32_t tmpl_list_size;
 169         struct bnxt_ulp_mapper_tbl_info *tbl_list;
 170         uint32_t tbl_list_size;
 171         struct bnxt_ulp_mapper_key_info *key_info_list;
 172         uint32_t key_info_list_size;
 173         struct bnxt_ulp_mapper_field_info *result_field_list;
 174         uint32_t result_field_list_size;
 175         struct bnxt_ulp_mapper_ident_info *ident_list;
 176         uint32_t ident_list_size;
 177         struct bnxt_ulp_mapper_cond_info *cond_list;
 178         uint32_t cond_list_size;
 179 };
 180
 181 /* Device specific parameters */
 182 struct bnxt_ulp_device_params {
 183         uint8_t                         description[16];
 184         enum bnxt_ulp_byte_order        byte_order;
 185         uint8_t                         encap_byte_swap;
 186         uint8_t                         num_phy_ports;
 187         uint32_t                        mark_db_lfid_entries;
 188         uint64_t                        mark_db_gfid_entries;
 189         uint64_t                        int_flow_db_num_entries;
 190         uint64_t                        ext_flow_db_num_entries;
 191         uint32_t                        flow_count_db_entries;
 192         uint32_t                        fdb_parent_flow_entries;
 193         uint32_t                        num_resources_per_flow;
 194         uint32_t                        ext_cntr_table_type;
 195         uint64_t                        byte_count_mask;
 196         uint64_t                        packet_count_mask;
 197         uint32_t                        byte_count_shift;
 198         uint32_t                        packet_count_shift;
 199         const struct bnxt_ulp_template_device_tbls *dev_tbls;
 200 };
 201
 202 /* Flow Mapper */
 203 struct bnxt_ulp_mapper_tmpl_info {
 204         uint32_t                device_name;
 205         uint32_t                start_tbl_idx;
 206         uint32_t                num_tbls;
 207         struct bnxt_ulp_mapper_cond_list_info reject_info;
 208 };
 209
 210 struct bnxt_ulp_mapper_tbl_info {
 211         enum bnxt_ulp_resource_func     resource_func;
 212         uint32_t                        resource_type; /* TF_ enum type */
 213         enum bnxt_ulp_resource_sub_type resource_sub_type;
 214         struct bnxt_ulp_mapper_cond_list_info execute_info;
 215         enum bnxt_ulp_cond_opc cond_opcode;
 216         uint32_t cond_operand;
 217         enum bnxt_ulp_mem_type_opc      mem_type_opcode;
 218         uint8_t                         direction;
 219         enum bnxt_ulp_pri_opc           pri_opcode;
 220         uint32_t                        pri_operand;
 221
 222         /* conflict resolution opcode */
 223         enum bnxt_ulp_accept_opc        accept_opcode;
 224
 225         enum bnxt_ulp_critical_resource         critical_resource;
 226
 227         /* Information for accessing the ulp_key_field_list */
 228         uint32_t        key_start_idx;
 229         uint16_t        key_bit_size;
 230         uint16_t        key_num_fields;
 231         /* Size of the blob that holds the key */
 232         uint16_t        blob_key_bit_size;
 233
 234         /* Information for accessing the ulp_class_result_field_list */
 235         uint32_t        result_start_idx;
 236         uint16_t        result_bit_size;
 237         uint16_t        result_num_fields;
 238         uint16_t        encap_num_fields;
 239
 240         /* Information for accessing the ulp_ident_list */
 241         uint32_t        ident_start_idx;
 242         uint16_t        ident_nums;
 243
 244         enum bnxt_ulp_mark_db_opc       mark_db_opcode;
 245
 246         /* Table opcode for table operations */
 247         uint32_t                        tbl_opcode;
 248         uint32_t                        tbl_operand;
 249
 250         /* FDB table opcode */
 251         enum bnxt_ulp_fdb_opc           fdb_opcode;
 252         uint32_t                        fdb_operand;
 253 };
 254
 255 struct bnxt_ulp_mapper_field_info {
 256         uint8_t                         description[64];
 257         uint16_t                        field_bit_size;
 258         enum bnxt_ulp_field_cond_src    field_cond_src;
 259         uint8_t                         field_cond_opr[16];
 260         enum bnxt_ulp_field_src         field_src1;
 261         uint8_t                         field_opr1[16];
 262         enum bnxt_ulp_field_src         field_src2;
 263         uint8_t                         field_opr2[16];
 264
 265 };
 266
 267 struct bnxt_ulp_mapper_key_info {
 268         struct bnxt_ulp_mapper_field_info       field_info_spec;
 269         struct bnxt_ulp_mapper_field_info       field_info_mask;
 270 };
 271
 272 struct bnxt_ulp_mapper_ident_info {
 273         uint8_t         description[64];
 274         uint32_t        resource_func;
 275
 276         uint16_t        ident_type;
 277         uint16_t        ident_bit_size;
 278         uint16_t        ident_bit_pos;
 279         enum bnxt_ulp_rf_idx    regfile_idx;
 280 };
 281
 282 struct bnxt_ulp_glb_resource_info {
 283         enum bnxt_ulp_resource_func     resource_func;
 284         uint32_t                        resource_type; /* TF_ enum type */
 285         enum bnxt_ulp_glb_rf_idx        glb_regfile_index;
 286         enum tf_dir                     direction;
 287 };
 288
 289 struct bnxt_ulp_cache_tbl_params {
 290         uint16_t num_entries;
 291 };
 292
 293 struct bnxt_ulp_generic_tbl_params {
 294         uint16_t                        result_num_entries;
 295         uint16_t                        result_num_bytes;
 296         enum bnxt_ulp_byte_order        result_byte_order;
 297 };
 298
 299 struct bnxt_ulp_shared_act_info {
 300         uint64_t act_bitmask;
 301 };
 302
 303 /*
 304  * Flow Mapper Static Data Externs:
 305  * Access to the below static data should be done through access functions and
 306  * directly throughout the code.
 307  */
 308
 309 /*
 310  * The ulp_device_params is indexed by the dev_id.
 311  * This table maintains the device specific parameters.
 312  */
 313 extern struct bnxt_ulp_device_params ulp_device_params[];
 314
 315 /*
 316  * The ulp_act_prop_map_table provides the mapping to index and size of action
 317  * properties.
 318  */
 319 extern uint32_t ulp_act_prop_map_table[];
 320
 321 /*
 322  * The ulp_glb_resource_tbl provides the list of global resources that need to
 323  * be initialized and where to store them.
 324  */
 325 extern struct bnxt_ulp_glb_resource_info ulp_glb_resource_tbl[];
 326
 327 /*
 328  * The ulp_cache_tbl_parms table provides the sizes of the cache tables the
 329  * mapper must dynamically allocate during initialization.
 330  */
 331 extern struct bnxt_ulp_cache_tbl_params ulp_cache_tbl_params[];
 332
 333 /*
 334  * The ulp_generic_tbl_parms table provides the sizes of the generic tables the
 335  * mapper must dynamically allocate during initialization.
 336  */
 337 extern struct bnxt_ulp_generic_tbl_params ulp_generic_tbl_params[];
 338 /*
 339  * The ulp_global template table is used to initialize default entries
 340  * that could be reused by other templates.
 341  */
 342 extern uint32_t ulp_glb_template_tbl[];
 343
 344 #endif /* _ULP_TEMPLATE_STRUCT_H_ */