ceph/src/seastar/dpdk/lib/librte_ethdev/rte_eth_ctrl.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2015 Intel Corporation
   3  */
   4
   5 #ifndef _RTE_ETH_CTRL_H_
   6 #define _RTE_ETH_CTRL_H_
   7
   8 #include <stdint.h>
   9 #include <rte_common.h>
  10 #include "rte_ether.h"
  11 #include "rte_flow.h"
  12
  13 /**
  14  * @deprecated Please use rte_flow API instead of this legacy one.
  15  * @file
  16  *
  17  * Ethernet device features and related data structures used
  18  * by control APIs should be defined in this file.
  19  */
  20
  21 #ifdef __cplusplus
  22 extern "C" {
  23 #endif
  24
  25 /**
  26  * Feature filter types
  27  */
  28 enum rte_filter_type {
  29         RTE_ETH_FILTER_NONE = 0,
  30         RTE_ETH_FILTER_MACVLAN,
  31         RTE_ETH_FILTER_ETHERTYPE,
  32         RTE_ETH_FILTER_FLEXIBLE,
  33         RTE_ETH_FILTER_SYN,
  34         RTE_ETH_FILTER_NTUPLE,
  35         RTE_ETH_FILTER_TUNNEL,
  36         RTE_ETH_FILTER_FDIR,
  37         RTE_ETH_FILTER_HASH,
  38         RTE_ETH_FILTER_L2_TUNNEL,
  39         RTE_ETH_FILTER_GENERIC,
  40         RTE_ETH_FILTER_MAX
  41 };
  42
  43 /**
  44  * Generic operations on filters
  45  */
  46 enum rte_filter_op {
  47         /** used to check whether the type filter is supported */
  48         RTE_ETH_FILTER_NOP = 0,
  49         RTE_ETH_FILTER_ADD,      /**< add filter entry */
  50         RTE_ETH_FILTER_UPDATE,   /**< update filter entry */
  51         RTE_ETH_FILTER_DELETE,   /**< delete filter entry */
  52         RTE_ETH_FILTER_FLUSH,    /**< flush all entries */
  53         RTE_ETH_FILTER_GET,      /**< get filter entry */
  54         RTE_ETH_FILTER_SET,      /**< configurations */
  55         RTE_ETH_FILTER_INFO,     /**< retrieve information */
  56         RTE_ETH_FILTER_STATS,    /**< retrieve statistics */
  57         RTE_ETH_FILTER_OP_MAX
  58 };
  59
  60 /**
  61  * MAC filter type
  62  */
  63 enum rte_mac_filter_type {
  64         RTE_MAC_PERFECT_MATCH = 1, /**< exact match of MAC addr. */
  65         RTE_MACVLAN_PERFECT_MATCH, /**< exact match of MAC addr and VLAN ID. */
  66         RTE_MAC_HASH_MATCH, /**< hash match of MAC addr. */
  67         /** hash match of MAC addr and exact match of VLAN ID. */
  68         RTE_MACVLAN_HASH_MATCH,
  69 };
  70
  71 /**
  72  * MAC filter info
  73  */
  74 struct rte_eth_mac_filter {
  75         uint8_t is_vf; /**< 1 for VF, 0 for port dev */
  76         uint16_t dst_id; /**< VF ID, available when is_vf is 1*/
  77         enum rte_mac_filter_type filter_type; /**< MAC filter type */
  78         struct ether_addr mac_addr;
  79 };
  80
  81 /**
  82  * Define all structures for Ethertype Filter type.
  83  */
  84
  85 #define RTE_ETHTYPE_FLAGS_MAC    0x0001 /**< If set, compare mac */
  86 #define RTE_ETHTYPE_FLAGS_DROP   0x0002 /**< If set, drop packet when match */
  87
  88 /**
  89  * A structure used to define the ethertype filter entry
  90  * to support RTE_ETH_FILTER_ETHERTYPE with RTE_ETH_FILTER_ADD,
  91  * RTE_ETH_FILTER_DELETE and RTE_ETH_FILTER_GET operations.
  92  */
  93 struct rte_eth_ethertype_filter {
  94         struct ether_addr mac_addr;   /**< Mac address to match. */
  95         uint16_t ether_type;          /**< Ether type to match */
  96         uint16_t flags;               /**< Flags from RTE_ETHTYPE_FLAGS_* */
  97         uint16_t queue;               /**< Queue assigned to when match*/
  98 };
  99
 100 #define RTE_FLEX_FILTER_MAXLEN  128     /**< bytes to use in flex filter. */
 101 #define RTE_FLEX_FILTER_MASK_SIZE       \
 102         (RTE_ALIGN(RTE_FLEX_FILTER_MAXLEN, CHAR_BIT) / CHAR_BIT)
 103                                         /**< mask bytes in flex filter. */
 104
 105 /**
 106  *  A structure used to define the flex filter entry
 107  *  to support RTE_ETH_FILTER_FLEXIBLE with RTE_ETH_FILTER_ADD,
 108  *  RTE_ETH_FILTER_DELETE and RTE_ETH_FILTER_GET operations.
 109  */
 110 struct rte_eth_flex_filter {
 111         uint16_t len;
 112         uint8_t bytes[RTE_FLEX_FILTER_MAXLEN];  /**< flex bytes in big endian.*/
 113         uint8_t mask[RTE_FLEX_FILTER_MASK_SIZE];    /**< if mask bit is 1b, do
 114                                         not compare corresponding byte. */
 115         uint8_t priority;
 116         uint16_t queue;       /**< Queue assigned to when match. */
 117 };
 118
 119 /**
 120  * A structure used to define the TCP syn filter entry
 121  * to support RTE_ETH_FILTER_SYN with RTE_ETH_FILTER_ADD,
 122  * RTE_ETH_FILTER_DELETE and RTE_ETH_FILTER_GET operations.
 123  */
 124 struct rte_eth_syn_filter {
 125         uint8_t hig_pri;     /**< 1 - higher priority than other filters,
 126                                   0 - lower priority. */
 127         uint16_t queue;      /**< Queue assigned to when match */
 128 };
 129
 130 /**
 131  * Define all structures for ntuple Filter type.
 132  */
 133
 134 #define RTE_NTUPLE_FLAGS_DST_IP    0x0001 /**< If set, dst_ip is part of ntuple */
 135 #define RTE_NTUPLE_FLAGS_SRC_IP    0x0002 /**< If set, src_ip is part of ntuple */
 136 #define RTE_NTUPLE_FLAGS_DST_PORT  0x0004 /**< If set, dst_port is part of ntuple */
 137 #define RTE_NTUPLE_FLAGS_SRC_PORT  0x0008 /**< If set, src_port is part of ntuple */
 138 #define RTE_NTUPLE_FLAGS_PROTO     0x0010 /**< If set, protocol is part of ntuple */
 139 #define RTE_NTUPLE_FLAGS_TCP_FLAG  0x0020 /**< If set, tcp flag is involved */
 140
 141 #define RTE_5TUPLE_FLAGS ( \
 142                 RTE_NTUPLE_FLAGS_DST_IP | \
 143                 RTE_NTUPLE_FLAGS_SRC_IP | \
 144                 RTE_NTUPLE_FLAGS_DST_PORT | \
 145                 RTE_NTUPLE_FLAGS_SRC_PORT | \
 146                 RTE_NTUPLE_FLAGS_PROTO)
 147
 148 #define RTE_2TUPLE_FLAGS ( \
 149                 RTE_NTUPLE_FLAGS_DST_PORT | \
 150                 RTE_NTUPLE_FLAGS_PROTO)
 151
 152 #define TCP_URG_FLAG 0x20
 153 #define TCP_ACK_FLAG 0x10
 154 #define TCP_PSH_FLAG 0x08
 155 #define TCP_RST_FLAG 0x04
 156 #define TCP_SYN_FLAG 0x02
 157 #define TCP_FIN_FLAG 0x01
 158 #define TCP_FLAG_ALL 0x3F
 159
 160 /**
 161  * A structure used to define the ntuple filter entry
 162  * to support RTE_ETH_FILTER_NTUPLE with RTE_ETH_FILTER_ADD,
 163  * RTE_ETH_FILTER_DELETE and RTE_ETH_FILTER_GET operations.
 164  */
 165 struct rte_eth_ntuple_filter {
 166         uint16_t flags;          /**< Flags from RTE_NTUPLE_FLAGS_* */
 167         uint32_t dst_ip;         /**< Destination IP address in big endian. */
 168         uint32_t dst_ip_mask;    /**< Mask of destination IP address. */
 169         uint32_t src_ip;         /**< Source IP address in big endian. */
 170         uint32_t src_ip_mask;    /**< Mask of destination IP address. */
 171         uint16_t dst_port;       /**< Destination port in big endian. */
 172         uint16_t dst_port_mask;  /**< Mask of destination port. */
 173         uint16_t src_port;       /**< Source Port in big endian. */
 174         uint16_t src_port_mask;  /**< Mask of source port. */
 175         uint8_t proto;           /**< L4 protocol. */
 176         uint8_t proto_mask;      /**< Mask of L4 protocol. */
 177         /** tcp_flags only meaningful when the proto is TCP.
 178             The packet matched above ntuple fields and contain
 179             any set bit in tcp_flags will hit this filter. */
 180         uint8_t tcp_flags;
 181         uint16_t priority;       /**< seven levels (001b-111b), 111b is highest,
 182                                       used when more than one filter matches. */
 183         uint16_t queue;          /**< Queue assigned to when match*/
 184 };
 185
 186 /**
 187  * filter type of tunneling packet
 188  */
 189 #define ETH_TUNNEL_FILTER_OMAC  0x01 /**< filter by outer MAC addr */
 190 #define ETH_TUNNEL_FILTER_OIP   0x02 /**< filter by outer IP Addr */
 191 #define ETH_TUNNEL_FILTER_TENID 0x04 /**< filter by tenant ID */
 192 #define ETH_TUNNEL_FILTER_IMAC  0x08 /**< filter by inner MAC addr */
 193 #define ETH_TUNNEL_FILTER_IVLAN 0x10 /**< filter by inner VLAN ID */
 194 #define ETH_TUNNEL_FILTER_IIP   0x20 /**< filter by inner IP addr */
 195
 196 #define RTE_TUNNEL_FILTER_IMAC_IVLAN (ETH_TUNNEL_FILTER_IMAC | \
 197                                         ETH_TUNNEL_FILTER_IVLAN)
 198 #define RTE_TUNNEL_FILTER_IMAC_IVLAN_TENID (ETH_TUNNEL_FILTER_IMAC | \
 199                                         ETH_TUNNEL_FILTER_IVLAN | \
 200                                         ETH_TUNNEL_FILTER_TENID)
 201 #define RTE_TUNNEL_FILTER_IMAC_TENID (ETH_TUNNEL_FILTER_IMAC | \
 202                                         ETH_TUNNEL_FILTER_TENID)
 203 #define RTE_TUNNEL_FILTER_OMAC_TENID_IMAC (ETH_TUNNEL_FILTER_OMAC | \
 204                                         ETH_TUNNEL_FILTER_TENID | \
 205                                         ETH_TUNNEL_FILTER_IMAC)
 206
 207 /**
 208  *  Select IPv4 or IPv6 for tunnel filters.
 209  */
 210 enum rte_tunnel_iptype {
 211         RTE_TUNNEL_IPTYPE_IPV4 = 0, /**< IPv4. */
 212         RTE_TUNNEL_IPTYPE_IPV6,     /**< IPv6. */
 213 };
 214
 215 /**
 216  * Tunneling Packet filter configuration.
 217  */
 218 struct rte_eth_tunnel_filter_conf {
 219         struct ether_addr outer_mac;    /**< Outer MAC address to match. */
 220         struct ether_addr inner_mac;    /**< Inner MAC address to match. */
 221         uint16_t inner_vlan;            /**< Inner VLAN to match. */
 222         enum rte_tunnel_iptype ip_type; /**< IP address type. */
 223         /** Outer destination IP address to match if ETH_TUNNEL_FILTER_OIP
 224             is set in filter_type, or inner destination IP address to match
 225             if ETH_TUNNEL_FILTER_IIP is set in filter_type . */
 226         union {
 227                 uint32_t ipv4_addr;     /**< IPv4 address in big endian. */
 228                 uint32_t ipv6_addr[4];  /**< IPv6 address in big endian. */
 229         } ip_addr;
 230         /** Flags from ETH_TUNNEL_FILTER_XX - see above. */
 231         uint16_t filter_type;
 232         enum rte_eth_tunnel_type tunnel_type; /**< Tunnel Type. */
 233         uint32_t tenant_id;     /**< Tenant ID to match. VNI, GRE key... */
 234         uint16_t queue_id;      /**< Queue assigned to if match. */
 235 };
 236
 237 /**
 238  * Global eth device configuration type.
 239  */
 240 enum rte_eth_global_cfg_type {
 241         RTE_ETH_GLOBAL_CFG_TYPE_UNKNOWN = 0,
 242         RTE_ETH_GLOBAL_CFG_TYPE_GRE_KEY_LEN,
 243         RTE_ETH_GLOBAL_CFG_TYPE_MAX,
 244 };
 245
 246 /**
 247  * Global eth device configuration.
 248  */
 249 struct rte_eth_global_cfg {
 250         enum rte_eth_global_cfg_type cfg_type; /**< Global config type. */
 251         union {
 252                 uint8_t gre_key_len; /**< Valid GRE key length in byte. */
 253                 uint64_t reserved; /**< Reserve space for future use. */
 254         } cfg;
 255 };
 256
 257 #define RTE_ETH_FDIR_MAX_FLEXLEN 16  /**< Max length of flexbytes. */
 258 #define RTE_ETH_INSET_SIZE_MAX   128 /**< Max length of input set. */
 259
 260 /**
 261  * Input set fields for Flow Director and Hash filters
 262  */
 263 enum rte_eth_input_set_field {
 264         RTE_ETH_INPUT_SET_UNKNOWN = 0,
 265
 266         /* L2 */
 267         RTE_ETH_INPUT_SET_L2_SRC_MAC = 1,
 268         RTE_ETH_INPUT_SET_L2_DST_MAC,
 269         RTE_ETH_INPUT_SET_L2_OUTER_VLAN,
 270         RTE_ETH_INPUT_SET_L2_INNER_VLAN,
 271         RTE_ETH_INPUT_SET_L2_ETHERTYPE,
 272
 273         /* L3 */
 274         RTE_ETH_INPUT_SET_L3_SRC_IP4 = 129,
 275         RTE_ETH_INPUT_SET_L3_DST_IP4,
 276         RTE_ETH_INPUT_SET_L3_SRC_IP6,
 277         RTE_ETH_INPUT_SET_L3_DST_IP6,
 278         RTE_ETH_INPUT_SET_L3_IP4_TOS,
 279         RTE_ETH_INPUT_SET_L3_IP4_PROTO,
 280         RTE_ETH_INPUT_SET_L3_IP6_TC,
 281         RTE_ETH_INPUT_SET_L3_IP6_NEXT_HEADER,
 282         RTE_ETH_INPUT_SET_L3_IP4_TTL,
 283         RTE_ETH_INPUT_SET_L3_IP6_HOP_LIMITS,
 284
 285         /* L4 */
 286         RTE_ETH_INPUT_SET_L4_UDP_SRC_PORT = 257,
 287         RTE_ETH_INPUT_SET_L4_UDP_DST_PORT,
 288         RTE_ETH_INPUT_SET_L4_TCP_SRC_PORT,
 289         RTE_ETH_INPUT_SET_L4_TCP_DST_PORT,
 290         RTE_ETH_INPUT_SET_L4_SCTP_SRC_PORT,
 291         RTE_ETH_INPUT_SET_L4_SCTP_DST_PORT,
 292         RTE_ETH_INPUT_SET_L4_SCTP_VERIFICATION_TAG,
 293
 294         /* Tunnel */
 295         RTE_ETH_INPUT_SET_TUNNEL_L2_INNER_DST_MAC = 385,
 296         RTE_ETH_INPUT_SET_TUNNEL_L2_INNER_SRC_MAC,
 297         RTE_ETH_INPUT_SET_TUNNEL_L2_INNER_VLAN,
 298         RTE_ETH_INPUT_SET_TUNNEL_L4_UDP_KEY,
 299         RTE_ETH_INPUT_SET_TUNNEL_GRE_KEY,
 300
 301         /* Flexible Payload */
 302         RTE_ETH_INPUT_SET_FLEX_PAYLOAD_1ST_WORD = 641,
 303         RTE_ETH_INPUT_SET_FLEX_PAYLOAD_2ND_WORD,
 304         RTE_ETH_INPUT_SET_FLEX_PAYLOAD_3RD_WORD,
 305         RTE_ETH_INPUT_SET_FLEX_PAYLOAD_4TH_WORD,
 306         RTE_ETH_INPUT_SET_FLEX_PAYLOAD_5TH_WORD,
 307         RTE_ETH_INPUT_SET_FLEX_PAYLOAD_6TH_WORD,
 308         RTE_ETH_INPUT_SET_FLEX_PAYLOAD_7TH_WORD,
 309         RTE_ETH_INPUT_SET_FLEX_PAYLOAD_8TH_WORD,
 310
 311         RTE_ETH_INPUT_SET_DEFAULT = 65533,
 312         RTE_ETH_INPUT_SET_NONE = 65534,
 313         RTE_ETH_INPUT_SET_MAX = 65535,
 314 };
 315
 316 /**
 317  * Filters input set operations
 318  */
 319 enum rte_filter_input_set_op {
 320         RTE_ETH_INPUT_SET_OP_UNKNOWN,
 321         RTE_ETH_INPUT_SET_SELECT, /**< select input set */
 322         RTE_ETH_INPUT_SET_ADD,    /**< add input set entry */
 323         RTE_ETH_INPUT_SET_OP_MAX
 324 };
 325
 326
 327 /**
 328  * A structure used to define the input set configuration for
 329  * flow director and hash filters
 330  */
 331 struct rte_eth_input_set_conf {
 332         uint16_t flow_type;
 333         uint16_t inset_size;
 334         enum rte_eth_input_set_field field[RTE_ETH_INSET_SIZE_MAX];
 335         enum rte_filter_input_set_op op;
 336 };
 337
 338 /**
 339  * A structure used to define the input for L2 flow
 340  */
 341 struct rte_eth_l2_flow {
 342         uint16_t ether_type;          /**< Ether type in big endian */
 343 };
 344
 345 /**
 346  * A structure used to define the input for IPV4 flow
 347  */
 348 struct rte_eth_ipv4_flow {
 349         uint32_t src_ip;      /**< IPv4 source address in big endian. */
 350         uint32_t dst_ip;      /**< IPv4 destination address in big endian. */
 351         uint8_t  tos;         /**< Type of service to match. */
 352         uint8_t  ttl;         /**< Time to live to match. */
 353         uint8_t  proto;       /**< Protocol, next header in big endian. */
 354 };
 355
 356 /**
 357  * A structure used to define the input for IPV4 UDP flow
 358  */
 359 struct rte_eth_udpv4_flow {
 360         struct rte_eth_ipv4_flow ip; /**< IPv4 fields to match. */
 361         uint16_t src_port;           /**< UDP source port in big endian. */
 362         uint16_t dst_port;           /**< UDP destination port in big endian. */
 363 };
 364
 365 /**
 366  * A structure used to define the input for IPV4 TCP flow
 367  */
 368 struct rte_eth_tcpv4_flow {
 369         struct rte_eth_ipv4_flow ip; /**< IPv4 fields to match. */
 370         uint16_t src_port;           /**< TCP source port in big endian. */
 371         uint16_t dst_port;           /**< TCP destination port in big endian. */
 372 };
 373
 374 /**
 375  * A structure used to define the input for IPV4 SCTP flow
 376  */
 377 struct rte_eth_sctpv4_flow {
 378         struct rte_eth_ipv4_flow ip; /**< IPv4 fields to match. */
 379         uint16_t src_port;           /**< SCTP source port in big endian. */
 380         uint16_t dst_port;           /**< SCTP destination port in big endian. */
 381         uint32_t verify_tag;         /**< Verify tag in big endian */
 382 };
 383
 384 /**
 385  * A structure used to define the input for IPV6 flow
 386  */
 387 struct rte_eth_ipv6_flow {
 388         uint32_t src_ip[4];      /**< IPv6 source address in big endian. */
 389         uint32_t dst_ip[4];      /**< IPv6 destination address in big endian. */
 390         uint8_t  tc;             /**< Traffic class to match. */
 391         uint8_t  proto;          /**< Protocol, next header to match. */
 392         uint8_t  hop_limits;     /**< Hop limits to match. */
 393 };
 394
 395 /**
 396  * A structure used to define the input for IPV6 UDP flow
 397  */
 398 struct rte_eth_udpv6_flow {
 399         struct rte_eth_ipv6_flow ip; /**< IPv6 fields to match. */
 400         uint16_t src_port;           /**< UDP source port in big endian. */
 401         uint16_t dst_port;           /**< UDP destination port in big endian. */
 402 };
 403
 404 /**
 405  * A structure used to define the input for IPV6 TCP flow
 406  */
 407 struct rte_eth_tcpv6_flow {
 408         struct rte_eth_ipv6_flow ip; /**< IPv6 fields to match. */
 409         uint16_t src_port;           /**< TCP source port to in big endian. */
 410         uint16_t dst_port;           /**< TCP destination port in big endian. */
 411 };
 412
 413 /**
 414  * A structure used to define the input for IPV6 SCTP flow
 415  */
 416 struct rte_eth_sctpv6_flow {
 417         struct rte_eth_ipv6_flow ip; /**< IPv6 fields to match. */
 418         uint16_t src_port;           /**< SCTP source port in big endian. */
 419         uint16_t dst_port;           /**< SCTP destination port in big endian. */
 420         uint32_t verify_tag;         /**< Verify tag in big endian. */
 421 };
 422
 423 /**
 424  * A structure used to define the input for MAC VLAN flow
 425  */
 426 struct rte_eth_mac_vlan_flow {
 427         struct ether_addr mac_addr;  /**< Mac address to match. */
 428 };
 429
 430 /**
 431  * Tunnel type for flow director.
 432  */
 433 enum rte_eth_fdir_tunnel_type {
 434         RTE_FDIR_TUNNEL_TYPE_UNKNOWN = 0,
 435         RTE_FDIR_TUNNEL_TYPE_NVGRE,
 436         RTE_FDIR_TUNNEL_TYPE_VXLAN,
 437 };
 438
 439 /**
 440  * A structure used to define the input for tunnel flow, now it's VxLAN or
 441  * NVGRE
 442  */
 443 struct rte_eth_tunnel_flow {
 444         enum rte_eth_fdir_tunnel_type tunnel_type; /**< Tunnel type to match. */
 445         /** Tunnel ID to match. TNI, VNI... in big endian. */
 446         uint32_t tunnel_id;
 447         struct ether_addr mac_addr;                /**< Mac address to match. */
 448 };
 449
 450 /**
 451  * An union contains the inputs for all types of flow
 452  * Items in flows need to be in big endian
 453  */
 454 union rte_eth_fdir_flow {
 455         struct rte_eth_l2_flow     l2_flow;
 456         struct rte_eth_udpv4_flow  udp4_flow;
 457         struct rte_eth_tcpv4_flow  tcp4_flow;
 458         struct rte_eth_sctpv4_flow sctp4_flow;
 459         struct rte_eth_ipv4_flow   ip4_flow;
 460         struct rte_eth_udpv6_flow  udp6_flow;
 461         struct rte_eth_tcpv6_flow  tcp6_flow;
 462         struct rte_eth_sctpv6_flow sctp6_flow;
 463         struct rte_eth_ipv6_flow   ipv6_flow;
 464         struct rte_eth_mac_vlan_flow mac_vlan_flow;
 465         struct rte_eth_tunnel_flow   tunnel_flow;
 466 };
 467
 468 /**
 469  * A structure used to contain extend input of flow
 470  */
 471 struct rte_eth_fdir_flow_ext {
 472         uint16_t vlan_tci;
 473         uint8_t flexbytes[RTE_ETH_FDIR_MAX_FLEXLEN];
 474         /**< It is filled by the flexible payload to match. */
 475         uint8_t is_vf;   /**< 1 for VF, 0 for port dev */
 476         uint16_t dst_id; /**< VF ID, available when is_vf is 1*/
 477 };
 478
 479 /**
 480  * A structure used to define the input for a flow director filter entry
 481  */
 482 struct rte_eth_fdir_input {
 483         uint16_t flow_type;
 484         union rte_eth_fdir_flow flow;
 485         /**< Flow fields to match, dependent on flow_type */
 486         struct rte_eth_fdir_flow_ext flow_ext;
 487         /**< Additional fields to match */
 488 };
 489
 490 /**
 491  * Behavior will be taken if FDIR match
 492  */
 493 enum rte_eth_fdir_behavior {
 494         RTE_ETH_FDIR_ACCEPT = 0,
 495         RTE_ETH_FDIR_REJECT,
 496         RTE_ETH_FDIR_PASSTHRU,
 497 };
 498
 499 /**
 500  * Flow director report status
 501  * It defines what will be reported if FDIR entry is matched.
 502  */
 503 enum rte_eth_fdir_status {
 504         RTE_ETH_FDIR_NO_REPORT_STATUS = 0, /**< Report nothing. */
 505         RTE_ETH_FDIR_REPORT_ID,            /**< Only report FD ID. */
 506         RTE_ETH_FDIR_REPORT_ID_FLEX_4,     /**< Report FD ID and 4 flex bytes. */
 507         RTE_ETH_FDIR_REPORT_FLEX_8,        /**< Report 8 flex bytes. */
 508 };
 509
 510 /**
 511  * A structure used to define an action when match FDIR packet filter.
 512  */
 513 struct rte_eth_fdir_action {
 514         uint16_t rx_queue;        /**< Queue assigned to if FDIR match. */
 515         enum rte_eth_fdir_behavior behavior;     /**< Behavior will be taken */
 516         enum rte_eth_fdir_status report_status;  /**< Status report option */
 517         uint8_t flex_off;
 518         /**< If report_status is RTE_ETH_FDIR_REPORT_ID_FLEX_4 or
 519              RTE_ETH_FDIR_REPORT_FLEX_8, flex_off specifies where the reported
 520              flex bytes start from in flexible payload. */
 521 };
 522
 523 /**
 524  * A structure used to define the flow director filter entry by filter_ctrl API
 525  * It supports RTE_ETH_FILTER_FDIR with RTE_ETH_FILTER_ADD and
 526  * RTE_ETH_FILTER_DELETE operations.
 527  */
 528 struct rte_eth_fdir_filter {
 529         uint32_t soft_id;
 530         /**< ID, an unique value is required when deal with FDIR entry */
 531         struct rte_eth_fdir_input input;    /**< Input set */
 532         struct rte_eth_fdir_action action;  /**< Action taken when match */
 533 };
 534
 535 /**
 536  *  A structure used to configure FDIR masks that are used by the device
 537  *  to match the various fields of RX packet headers.
 538  */
 539 struct rte_eth_fdir_masks {
 540         uint16_t vlan_tci_mask;   /**< Bit mask for vlan_tci in big endian */
 541         /** Bit mask for ipv4 flow in big endian. */
 542         struct rte_eth_ipv4_flow   ipv4_mask;
 543         /** Bit mask for ipv6 flow in big endian. */
 544         struct rte_eth_ipv6_flow   ipv6_mask;
 545         /** Bit mask for L4 source port in big endian. */
 546         uint16_t src_port_mask;
 547         /** Bit mask for L4 destination port in big endian. */
 548         uint16_t dst_port_mask;
 549         /** 6 bit mask for proper 6 bytes of Mac address, bit 0 matches the
 550             first byte on the wire */
 551         uint8_t mac_addr_byte_mask;
 552         /** Bit mask for tunnel ID in big endian. */
 553         uint32_t tunnel_id_mask;
 554         uint8_t tunnel_type_mask; /**< 1 - Match tunnel type,
 555                                        0 - Ignore tunnel type. */
 556 };
 557
 558 /**
 559  * Payload type
 560  */
 561 enum rte_eth_payload_type {
 562         RTE_ETH_PAYLOAD_UNKNOWN = 0,
 563         RTE_ETH_RAW_PAYLOAD,
 564         RTE_ETH_L2_PAYLOAD,
 565         RTE_ETH_L3_PAYLOAD,
 566         RTE_ETH_L4_PAYLOAD,
 567         RTE_ETH_PAYLOAD_MAX = 8,
 568 };
 569
 570 /**
 571  * A structure used to select bytes extracted from the protocol layers to
 572  * flexible payload for filter
 573  */
 574 struct rte_eth_flex_payload_cfg {
 575         enum rte_eth_payload_type type;  /**< Payload type */
 576         uint16_t src_offset[RTE_ETH_FDIR_MAX_FLEXLEN];
 577         /**< Offset in bytes from the beginning of packet's payload
 578              src_offset[i] indicates the flexbyte i's offset in original
 579              packet payload. This value should be less than
 580              flex_payload_limit in struct rte_eth_fdir_info.*/
 581 };
 582
 583 /**
 584  * A structure used to define FDIR masks for flexible payload
 585  * for each flow type
 586  */
 587 struct rte_eth_fdir_flex_mask {
 588         uint16_t flow_type;
 589         uint8_t mask[RTE_ETH_FDIR_MAX_FLEXLEN];
 590         /**< Mask for the whole flexible payload */
 591 };
 592
 593 /**
 594  * A structure used to define all flexible payload related setting
 595  * include flex payload and flex mask
 596  */
 597 struct rte_eth_fdir_flex_conf {
 598         uint16_t nb_payloads;  /**< The number of following payload cfg */
 599         uint16_t nb_flexmasks; /**< The number of following mask */
 600         struct rte_eth_flex_payload_cfg flex_set[RTE_ETH_PAYLOAD_MAX];
 601         /**< Flex payload configuration for each payload type */
 602         struct rte_eth_fdir_flex_mask flex_mask[RTE_ETH_FLOW_MAX];
 603         /**< Flex mask configuration for each flow type */
 604 };
 605
 606 /**
 607  *  Flow Director setting modes: none, signature or perfect.
 608  */
 609 enum rte_fdir_mode {
 610         RTE_FDIR_MODE_NONE      = 0, /**< Disable FDIR support. */
 611         RTE_FDIR_MODE_SIGNATURE,     /**< Enable FDIR signature filter mode. */
 612         RTE_FDIR_MODE_PERFECT,       /**< Enable FDIR perfect filter mode. */
 613         RTE_FDIR_MODE_PERFECT_MAC_VLAN, /**< Enable FDIR filter mode - MAC VLAN. */
 614         RTE_FDIR_MODE_PERFECT_TUNNEL,   /**< Enable FDIR filter mode - tunnel. */
 615 };
 616
 617 #define UINT64_BIT (CHAR_BIT * sizeof(uint64_t))
 618 #define RTE_FLOW_MASK_ARRAY_SIZE \
 619         (RTE_ALIGN(RTE_ETH_FLOW_MAX, UINT64_BIT)/UINT64_BIT)
 620
 621 /**
 622  * A structure used to get the information of flow director filter.
 623  * It supports RTE_ETH_FILTER_FDIR with RTE_ETH_FILTER_INFO operation.
 624  * It includes the mode, flexible payload configuration information,
 625  * capabilities and supported flow types, flexible payload characters.
 626  * It can be gotten to help taking specific configurations per device.
 627  */
 628 struct rte_eth_fdir_info {
 629         enum rte_fdir_mode mode; /**< Flow director mode */
 630         struct rte_eth_fdir_masks mask;
 631         /** Flex payload configuration information */
 632         struct rte_eth_fdir_flex_conf flex_conf;
 633         uint32_t guarant_spc; /**< Guaranteed spaces.*/
 634         uint32_t best_spc; /**< Best effort spaces.*/
 635         /** Bit mask for every supported flow type. */
 636         uint64_t flow_types_mask[RTE_FLOW_MASK_ARRAY_SIZE];
 637         uint32_t max_flexpayload; /**< Total flex payload in bytes. */
 638         /** Flexible payload unit in bytes. Size and alignments of all flex
 639             payload segments should be multiplies of this value. */
 640         uint32_t flex_payload_unit;
 641         /** Max number of flexible payload continuous segments.
 642             Each segment should be a multiple of flex_payload_unit.*/
 643         uint32_t max_flex_payload_segment_num;
 644         /** Maximum src_offset in bytes allowed. It indicates that
 645             src_offset[i] in struct rte_eth_flex_payload_cfg should be less
 646             than this value. */
 647         uint16_t flex_payload_limit;
 648         /** Flex bitmask unit in bytes. Size of flex bitmasks should be a
 649             multiply of this value. */
 650         uint32_t flex_bitmask_unit;
 651         /** Max supported size of flex bitmasks in flex_bitmask_unit */
 652         uint32_t max_flex_bitmask_num;
 653 };
 654
 655 /**
 656  * A structure used to define the statistics of flow director.
 657  * It supports RTE_ETH_FILTER_FDIR with RTE_ETH_FILTER_STATS operation.
 658  */
 659 struct rte_eth_fdir_stats {
 660         uint32_t collision;    /**< Number of filters with collision. */
 661         uint32_t free;         /**< Number of free filters. */
 662         uint32_t maxhash;
 663         /**< The lookup hash value of the added filter that updated the value
 664            of the MAXLEN field */
 665         uint32_t maxlen;       /**< Longest linked list of filters. */
 666         uint64_t add;          /**< Number of added filters. */
 667         uint64_t remove;       /**< Number of removed filters. */
 668         uint64_t f_add;        /**< Number of failed added filters. */
 669         uint64_t f_remove;     /**< Number of failed removed filters. */
 670         uint32_t guarant_cnt;  /**< Number of filters in guaranteed spaces. */
 671         uint32_t best_cnt;     /**< Number of filters in best effort spaces. */
 672 };
 673
 674 /**
 675  * Flow Director filter information types.
 676  */
 677 enum rte_eth_fdir_filter_info_type {
 678         RTE_ETH_FDIR_FILTER_INFO_TYPE_UNKNOWN = 0,
 679         /** Flow Director filter input set configuration */
 680         RTE_ETH_FDIR_FILTER_INPUT_SET_SELECT,
 681         RTE_ETH_FDIR_FILTER_INFO_TYPE_MAX,
 682 };
 683
 684 /**
 685  * A structure used to set FDIR filter information, to support filter type
 686  * of 'RTE_ETH_FILTER_FDIR' RTE_ETH_FDIR_FILTER_INPUT_SET_SELECT operation.
 687  */
 688 struct rte_eth_fdir_filter_info {
 689         enum rte_eth_fdir_filter_info_type info_type; /**< Information type */
 690         /** Details of fdir filter information */
 691         union {
 692                 /** Flow Director input set configuration per port */
 693                 struct rte_eth_input_set_conf input_set_conf;
 694         } info;
 695 };
 696
 697 /**
 698  * Hash filter information types.
 699  * - RTE_ETH_HASH_FILTER_SYM_HASH_ENA_PER_PORT is for getting/setting the
 700  *   information/configuration of 'symmetric hash enable' per port.
 701  * - RTE_ETH_HASH_FILTER_GLOBAL_CONFIG is for getting/setting the global
 702  *   configurations of hash filters. Those global configurations are valid
 703  *   for all ports of the same NIC.
 704  * - RTE_ETH_HASH_FILTER_INPUT_SET_SELECT is for setting the global
 705  *   hash input set fields
 706  */
 707 enum rte_eth_hash_filter_info_type {
 708         RTE_ETH_HASH_FILTER_INFO_TYPE_UNKNOWN = 0,
 709         /** Symmetric hash enable per port */
 710         RTE_ETH_HASH_FILTER_SYM_HASH_ENA_PER_PORT,
 711         /** Configure globally for hash filter */
 712         RTE_ETH_HASH_FILTER_GLOBAL_CONFIG,
 713         /** Global Hash filter input set configuration */
 714         RTE_ETH_HASH_FILTER_INPUT_SET_SELECT,
 715         RTE_ETH_HASH_FILTER_INFO_TYPE_MAX,
 716 };
 717
 718 #define RTE_SYM_HASH_MASK_ARRAY_SIZE \
 719         (RTE_ALIGN(RTE_ETH_FLOW_MAX, UINT64_BIT)/UINT64_BIT)
 720 /**
 721  * A structure used to set or get global hash function configurations which
 722  * include symmetric hash enable per flow type and hash function type.
 723  * Each bit in sym_hash_enable_mask[] indicates if the symmetric hash of the
 724  * corresponding flow type is enabled or not.
 725  * Each bit in valid_bit_mask[] indicates if the corresponding bit in
 726  * sym_hash_enable_mask[] is valid or not. For the configurations gotten, it
 727  * also means if the flow type is supported by hardware or not.
 728  */
 729 struct rte_eth_hash_global_conf {
 730         enum rte_eth_hash_function hash_func; /**< Hash function type */
 731         /** Bit mask for symmetric hash enable per flow type */
 732         uint64_t sym_hash_enable_mask[RTE_SYM_HASH_MASK_ARRAY_SIZE];
 733         /** Bit mask indicates if the corresponding bit is valid */
 734         uint64_t valid_bit_mask[RTE_SYM_HASH_MASK_ARRAY_SIZE];
 735 };
 736
 737 /**
 738  * A structure used to set or get hash filter information, to support filter
 739  * type of 'RTE_ETH_FILTER_HASH' and its operations.
 740  */
 741 struct rte_eth_hash_filter_info {
 742         enum rte_eth_hash_filter_info_type info_type; /**< Information type */
 743         /** Details of hash filter information */
 744         union {
 745                 /** For RTE_ETH_HASH_FILTER_SYM_HASH_ENA_PER_PORT */
 746                 uint8_t enable;
 747                 /** Global configurations of hash filter */
 748                 struct rte_eth_hash_global_conf global_conf;
 749                 /** Global configurations of hash filter input set */
 750                 struct rte_eth_input_set_conf input_set_conf;
 751         } info;
 752 };
 753
 754 /**
 755  * l2 tunnel configuration.
 756  */
 757 struct rte_eth_l2_tunnel_conf {
 758         enum rte_eth_tunnel_type l2_tunnel_type;
 759         uint16_t ether_type; /* ether type in l2 header */
 760         uint32_t tunnel_id; /* port tag id for e-tag */
 761         uint16_t vf_id; /* VF id for tag insertion */
 762         uint32_t pool; /* destination pool for tag based forwarding */
 763 };
 764
 765 #ifdef __cplusplus
 766 }
 767 #endif
 768
 769 #endif /* _RTE_ETH_CTRL_H_ */