1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Copyright 2014-2016 Freescale Semiconductor Inc. 4 * Copyright 2017-2021 NXP 5 * 6 */ 7 8#ifndef __FSL_DPSW_H 9#define __FSL_DPSW_H 10 11/* Data Path L2-Switch API 12 * Contains API for handling DPSW topology and functionality 13 */ 14 15struct fsl_mc_io; 16 17/* DPSW general definitions */ 18 19#define DPSW_MAX_PRIORITIES 8 20 21#define DPSW_MAX_IF 64 22 23int dpsw_open(struct fsl_mc_io *mc_io, u32 cmd_flags, int dpsw_id, u16 *token); 24 25int dpsw_close(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); 26 27/* DPSW options */ 28 29/** 30 * DPSW_OPT_FLOODING_DIS - Flooding was disabled at device create 31 */ 32#define DPSW_OPT_FLOODING_DIS 0x0000000000000001ULL 33/** 34 * DPSW_OPT_MULTICAST_DIS - Multicast was disabled at device create 35 */ 36#define DPSW_OPT_MULTICAST_DIS 0x0000000000000004ULL 37/** 38 * DPSW_OPT_CTRL_IF_DIS - Control interface support is disabled 39 */ 40#define DPSW_OPT_CTRL_IF_DIS 0x0000000000000010ULL 41 42/** 43 * enum dpsw_component_type - component type of a bridge 44 * @DPSW_COMPONENT_TYPE_C_VLAN: A C-VLAN component of an 45 * enterprise VLAN bridge or of a Provider Bridge used 46 * to process C-tagged frames 47 * @DPSW_COMPONENT_TYPE_S_VLAN: An S-VLAN component of a 48 * Provider Bridge 49 * 50 */ 51enum dpsw_component_type { 52 DPSW_COMPONENT_TYPE_C_VLAN = 0, 53 DPSW_COMPONENT_TYPE_S_VLAN 54}; 55 56/** 57 * enum dpsw_flooding_cfg - flooding configuration requested 58 * @DPSW_FLOODING_PER_VLAN: Flooding replicators are allocated per VLAN and 59 * interfaces present in each of them can be configured using 60 * dpsw_vlan_add_if_flooding()/dpsw_vlan_remove_if_flooding(). 61 * This is the default configuration. 62 * 63 * @DPSW_FLOODING_PER_FDB: Flooding replicators are allocated per FDB and 64 * interfaces present in each of them can be configured using 65 * dpsw_set_egress_flood(). 66 */ 67enum dpsw_flooding_cfg { 68 DPSW_FLOODING_PER_VLAN = 0, 69 DPSW_FLOODING_PER_FDB, 70}; 71 72/** 73 * enum dpsw_broadcast_cfg - broadcast configuration requested 74 * @DPSW_BROADCAST_PER_OBJECT: There is only one broadcast replicator per DPSW 75 * object. This is the default configuration. 76 * @DPSW_BROADCAST_PER_FDB: Broadcast replicators are allocated per FDB and 77 * interfaces present in each of them can be configured using 78 * dpsw_set_egress_flood(). 79 */ 80enum dpsw_broadcast_cfg { 81 DPSW_BROADCAST_PER_OBJECT = 0, 82 DPSW_BROADCAST_PER_FDB, 83}; 84 85int dpsw_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); 86 87int dpsw_disable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); 88 89int dpsw_reset(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); 90 91/* DPSW IRQ Index and Events */ 92 93#define DPSW_IRQ_INDEX_IF 0x0000 94#define DPSW_IRQ_INDEX_L2SW 0x0001 95 96/** 97 * DPSW_IRQ_EVENT_LINK_CHANGED - Indicates that the link state changed 98 */ 99#define DPSW_IRQ_EVENT_LINK_CHANGED 0x0001 100 101/** 102 * DPSW_IRQ_EVENT_ENDPOINT_CHANGED - Indicates a change in endpoint 103 */ 104#define DPSW_IRQ_EVENT_ENDPOINT_CHANGED 0x0002 105 106/** 107 * struct dpsw_irq_cfg - IRQ configuration 108 * @addr: Address that must be written to signal a message-based interrupt 109 * @val: Value to write into irq_addr address 110 * @irq_num: A user defined number associated with this IRQ 111 */ 112struct dpsw_irq_cfg { 113 u64 addr; 114 u32 val; 115 int irq_num; 116}; 117 118int dpsw_set_irq_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 119 u8 irq_index, u8 en); 120 121int dpsw_set_irq_mask(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 122 u8 irq_index, u32 mask); 123 124int dpsw_get_irq_status(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 125 u8 irq_index, u32 *status); 126 127int dpsw_clear_irq_status(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 128 u8 irq_index, u32 status); 129 130/** 131 * struct dpsw_attr - Structure representing DPSW attributes 132 * @id: DPSW object ID 133 * @options: Enable/Disable DPSW features 134 * @max_vlans: Maximum Number of VLANs 135 * @max_meters_per_if: Number of meters per interface 136 * @max_fdbs: Maximum Number of FDBs 137 * @max_fdb_entries: Number of FDB entries for default FDB table; 138 * 0 - indicates default 1024 entries. 139 * @fdb_aging_time: Default FDB aging time for default FDB table; 140 * 0 - indicates default 300 seconds 141 * @max_fdb_mc_groups: Number of multicast groups in each FDB table; 142 * 0 - indicates default 32 143 * @mem_size: DPSW frame storage memory size 144 * @num_ifs: Number of interfaces 145 * @num_vlans: Current number of VLANs 146 * @num_fdbs: Current number of FDBs 147 * @component_type: Component type of this bridge 148 * @flooding_cfg: Flooding configuration (PER_VLAN - default, PER_FDB) 149 * @broadcast_cfg: Broadcast configuration (PER_OBJECT - default, PER_FDB) 150 */ 151struct dpsw_attr { 152 int id; 153 u64 options; 154 u16 max_vlans; 155 u8 max_meters_per_if; 156 u8 max_fdbs; 157 u16 max_fdb_entries; 158 u16 fdb_aging_time; 159 u16 max_fdb_mc_groups; 160 u16 num_ifs; 161 u16 mem_size; 162 u16 num_vlans; 163 u8 num_fdbs; 164 enum dpsw_component_type component_type; 165 enum dpsw_flooding_cfg flooding_cfg; 166 enum dpsw_broadcast_cfg broadcast_cfg; 167}; 168 169int dpsw_get_attributes(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 170 struct dpsw_attr *attr); 171 172/** 173 * struct dpsw_ctrl_if_attr - Control interface attributes 174 * @rx_fqid: Receive FQID 175 * @rx_err_fqid: Receive error FQID 176 * @tx_err_conf_fqid: Transmit error and confirmation FQID 177 */ 178struct dpsw_ctrl_if_attr { 179 u32 rx_fqid; 180 u32 rx_err_fqid; 181 u32 tx_err_conf_fqid; 182}; 183 184int dpsw_ctrl_if_get_attributes(struct fsl_mc_io *mc_io, u32 cmd_flags, 185 u16 token, struct dpsw_ctrl_if_attr *attr); 186 187enum dpsw_queue_type { 188 DPSW_QUEUE_RX, 189 DPSW_QUEUE_TX_ERR_CONF, 190 DPSW_QUEUE_RX_ERR, 191}; 192 193#define DPSW_MAX_DPBP 8 194 195/** 196 * struct dpsw_ctrl_if_pools_cfg - Control interface buffer pools configuration 197 * @num_dpbp: Number of DPBPs 198 * @pools: Array of buffer pools parameters; The number of valid entries 199 * must match 'num_dpbp' value 200 * @pools.dpbp_id: DPBP object ID 201 * @pools.buffer_size: Buffer size 202 * @pools.backup_pool: Backup pool 203 */ 204struct dpsw_ctrl_if_pools_cfg { 205 u8 num_dpbp; 206 struct { 207 int dpbp_id; 208 u16 buffer_size; 209 int backup_pool; 210 } pools[DPSW_MAX_DPBP]; 211}; 212 213int dpsw_ctrl_if_set_pools(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 214 const struct dpsw_ctrl_if_pools_cfg *cfg); 215 216#define DPSW_CTRL_IF_QUEUE_OPT_USER_CTX 0x00000001 217#define DPSW_CTRL_IF_QUEUE_OPT_DEST 0x00000002 218 219enum dpsw_ctrl_if_dest { 220 DPSW_CTRL_IF_DEST_NONE = 0, 221 DPSW_CTRL_IF_DEST_DPIO = 1, 222}; 223 224struct dpsw_ctrl_if_dest_cfg { 225 enum dpsw_ctrl_if_dest dest_type; 226 int dest_id; 227 u8 priority; 228}; 229 230struct dpsw_ctrl_if_queue_cfg { 231 u32 options; 232 u64 user_ctx; 233 struct dpsw_ctrl_if_dest_cfg dest_cfg; 234}; 235 236int dpsw_ctrl_if_set_queue(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 237 enum dpsw_queue_type qtype, 238 const struct dpsw_ctrl_if_queue_cfg *cfg); 239 240int dpsw_ctrl_if_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); 241 242int dpsw_ctrl_if_disable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); 243 244/** 245 * enum dpsw_action - Action selection for special/control frames 246 * @DPSW_ACTION_DROP: Drop frame 247 * @DPSW_ACTION_REDIRECT: Redirect frame to control port 248 */ 249enum dpsw_action { 250 DPSW_ACTION_DROP = 0, 251 DPSW_ACTION_REDIRECT = 1 252}; 253 254#define DPSW_LINK_OPT_AUTONEG 0x0000000000000001ULL 255#define DPSW_LINK_OPT_HALF_DUPLEX 0x0000000000000002ULL 256#define DPSW_LINK_OPT_PAUSE 0x0000000000000004ULL 257#define DPSW_LINK_OPT_ASYM_PAUSE 0x0000000000000008ULL 258 259/** 260 * struct dpsw_link_cfg - Structure representing DPSW link configuration 261 * @rate: Rate 262 * @options: Mask of available options; use 'DPSW_LINK_OPT_<X>' values 263 */ 264struct dpsw_link_cfg { 265 u32 rate; 266 u64 options; 267}; 268 269int dpsw_if_set_link_cfg(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id, 270 struct dpsw_link_cfg *cfg); 271 272/** 273 * struct dpsw_link_state - Structure representing DPSW link state 274 * @rate: Rate 275 * @options: Mask of available options; use 'DPSW_LINK_OPT_<X>' values 276 * @up: 0 - covers two cases: down and disconnected, 1 - up 277 */ 278struct dpsw_link_state { 279 u32 rate; 280 u64 options; 281 u8 up; 282}; 283 284int dpsw_if_get_link_state(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 285 u16 if_id, struct dpsw_link_state *state); 286 287/** 288 * struct dpsw_tci_cfg - Tag Control Information (TCI) configuration 289 * @pcp: Priority Code Point (PCP): a 3-bit field which refers 290 * to the IEEE 802.1p priority 291 * @dei: Drop Eligible Indicator (DEI): a 1-bit field. May be used 292 * separately or in conjunction with PCP to indicate frames 293 * eligible to be dropped in the presence of congestion 294 * @vlan_id: VLAN Identifier (VID): a 12-bit field specifying the VLAN 295 * to which the frame belongs. The hexadecimal values 296 * of 0x000 and 0xFFF are reserved; 297 * all other values may be used as VLAN identifiers, 298 * allowing up to 4,094 VLANs 299 */ 300struct dpsw_tci_cfg { 301 u8 pcp; 302 u8 dei; 303 u16 vlan_id; 304}; 305 306int dpsw_if_set_tci(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id, 307 const struct dpsw_tci_cfg *cfg); 308 309int dpsw_if_get_tci(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id, 310 struct dpsw_tci_cfg *cfg); 311 312/** 313 * enum dpsw_stp_state - Spanning Tree Protocol (STP) states 314 * @DPSW_STP_STATE_DISABLED: Disabled state 315 * @DPSW_STP_STATE_LISTENING: Listening state 316 * @DPSW_STP_STATE_LEARNING: Learning state 317 * @DPSW_STP_STATE_FORWARDING: Forwarding state 318 * @DPSW_STP_STATE_BLOCKING: Blocking state 319 * 320 */ 321enum dpsw_stp_state { 322 DPSW_STP_STATE_DISABLED = 0, 323 DPSW_STP_STATE_LISTENING = 1, 324 DPSW_STP_STATE_LEARNING = 2, 325 DPSW_STP_STATE_FORWARDING = 3, 326 DPSW_STP_STATE_BLOCKING = 0 327}; 328 329/** 330 * struct dpsw_stp_cfg - Spanning Tree Protocol (STP) Configuration 331 * @vlan_id: VLAN ID STP state 332 * @state: STP state 333 */ 334struct dpsw_stp_cfg { 335 u16 vlan_id; 336 enum dpsw_stp_state state; 337}; 338 339int dpsw_if_set_stp(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id, 340 const struct dpsw_stp_cfg *cfg); 341 342/** 343 * enum dpsw_accepted_frames - Types of frames to accept 344 * @DPSW_ADMIT_ALL: The device accepts VLAN tagged, untagged and 345 * priority tagged frames 346 * @DPSW_ADMIT_ONLY_VLAN_TAGGED: The device discards untagged frames or 347 * Priority-Tagged frames received on this interface. 348 * 349 */ 350enum dpsw_accepted_frames { 351 DPSW_ADMIT_ALL = 1, 352 DPSW_ADMIT_ONLY_VLAN_TAGGED = 3 353}; 354 355/** 356 * enum dpsw_counter - Counters types 357 * @DPSW_CNT_ING_FRAME: Counts ingress frames 358 * @DPSW_CNT_ING_BYTE: Counts ingress bytes 359 * @DPSW_CNT_ING_FLTR_FRAME: Counts filtered ingress frames 360 * @DPSW_CNT_ING_FRAME_DISCARD: Counts discarded ingress frame 361 * @DPSW_CNT_ING_MCAST_FRAME: Counts ingress multicast frames 362 * @DPSW_CNT_ING_MCAST_BYTE: Counts ingress multicast bytes 363 * @DPSW_CNT_ING_BCAST_FRAME: Counts ingress broadcast frames 364 * @DPSW_CNT_ING_BCAST_BYTES: Counts ingress broadcast bytes 365 * @DPSW_CNT_EGR_FRAME: Counts egress frames 366 * @DPSW_CNT_EGR_BYTE: Counts egress bytes 367 * @DPSW_CNT_EGR_FRAME_DISCARD: Counts discarded egress frames 368 * @DPSW_CNT_EGR_STP_FRAME_DISCARD: Counts egress STP discarded frames 369 * @DPSW_CNT_ING_NO_BUFF_DISCARD: Counts ingress no buffer discarded frames 370 */ 371enum dpsw_counter { 372 DPSW_CNT_ING_FRAME = 0x0, 373 DPSW_CNT_ING_BYTE = 0x1, 374 DPSW_CNT_ING_FLTR_FRAME = 0x2, 375 DPSW_CNT_ING_FRAME_DISCARD = 0x3, 376 DPSW_CNT_ING_MCAST_FRAME = 0x4, 377 DPSW_CNT_ING_MCAST_BYTE = 0x5, 378 DPSW_CNT_ING_BCAST_FRAME = 0x6, 379 DPSW_CNT_ING_BCAST_BYTES = 0x7, 380 DPSW_CNT_EGR_FRAME = 0x8, 381 DPSW_CNT_EGR_BYTE = 0x9, 382 DPSW_CNT_EGR_FRAME_DISCARD = 0xa, 383 DPSW_CNT_EGR_STP_FRAME_DISCARD = 0xb, 384 DPSW_CNT_ING_NO_BUFF_DISCARD = 0xc, 385}; 386 387int dpsw_if_get_counter(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 388 u16 if_id, enum dpsw_counter type, u64 *counter); 389 390int dpsw_if_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id); 391 392int dpsw_if_disable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id); 393 394/** 395 * struct dpsw_if_attr - Structure representing DPSW interface attributes 396 * @num_tcs: Number of traffic classes 397 * @rate: Transmit rate in bits per second 398 * @options: Interface configuration options (bitmap) 399 * @enabled: Indicates if interface is enabled 400 * @accept_all_vlan: The device discards/accepts incoming frames 401 * for VLANs that do not include this interface 402 * @admit_untagged: When set to 'DPSW_ADMIT_ONLY_VLAN_TAGGED', the device 403 * discards untagged frames or priority-tagged frames received on 404 * this interface; 405 * When set to 'DPSW_ADMIT_ALL', untagged frames or priority- 406 * tagged frames received on this interface are accepted 407 * @qdid: control frames transmit qdid 408 */ 409struct dpsw_if_attr { 410 u8 num_tcs; 411 u32 rate; 412 u32 options; 413 int enabled; 414 int accept_all_vlan; 415 enum dpsw_accepted_frames admit_untagged; 416 u16 qdid; 417}; 418 419int dpsw_if_get_attributes(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 420 u16 if_id, struct dpsw_if_attr *attr); 421 422int dpsw_if_set_max_frame_length(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 423 u16 if_id, u16 frame_length); 424 425/** 426 * struct dpsw_vlan_cfg - VLAN Configuration 427 * @fdb_id: Forwarding Data Base 428 */ 429struct dpsw_vlan_cfg { 430 u16 fdb_id; 431}; 432 433int dpsw_vlan_add(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 434 u16 vlan_id, const struct dpsw_vlan_cfg *cfg); 435 436#define DPSW_VLAN_ADD_IF_OPT_FDB_ID 0x0001 437 438/** 439 * struct dpsw_vlan_if_cfg - Set of VLAN Interfaces 440 * @num_ifs: The number of interfaces that are assigned to the egress 441 * list for this VLAN 442 * @if_id: The set of interfaces that are 443 * assigned to the egress list for this VLAN 444 * @options: Options map for this command (DPSW_VLAN_ADD_IF_OPT_FDB_ID) 445 * @fdb_id: FDB id to be used by this VLAN on these specific interfaces 446 * (taken into account only if the DPSW_VLAN_ADD_IF_OPT_FDB_ID is 447 * specified in the options field) 448 */ 449struct dpsw_vlan_if_cfg { 450 u16 num_ifs; 451 u16 options; 452 u16 if_id[DPSW_MAX_IF]; 453 u16 fdb_id; 454}; 455 456int dpsw_vlan_add_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 457 u16 vlan_id, const struct dpsw_vlan_if_cfg *cfg); 458 459int dpsw_vlan_add_if_untagged(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 460 u16 vlan_id, const struct dpsw_vlan_if_cfg *cfg); 461 462int dpsw_vlan_remove_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 463 u16 vlan_id, const struct dpsw_vlan_if_cfg *cfg); 464 465int dpsw_vlan_remove_if_untagged(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 466 u16 vlan_id, const struct dpsw_vlan_if_cfg *cfg); 467 468int dpsw_vlan_remove(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 469 u16 vlan_id); 470 471/** 472 * enum dpsw_fdb_entry_type - FDB Entry type - Static/Dynamic 473 * @DPSW_FDB_ENTRY_STATIC: Static entry 474 * @DPSW_FDB_ENTRY_DINAMIC: Dynamic entry 475 */ 476enum dpsw_fdb_entry_type { 477 DPSW_FDB_ENTRY_STATIC = 0, 478 DPSW_FDB_ENTRY_DINAMIC = 1 479}; 480 481/** 482 * struct dpsw_fdb_unicast_cfg - Unicast entry configuration 483 * @type: Select static or dynamic entry 484 * @mac_addr: MAC address 485 * @if_egress: Egress interface ID 486 */ 487struct dpsw_fdb_unicast_cfg { 488 enum dpsw_fdb_entry_type type; 489 u8 mac_addr[6]; 490 u16 if_egress; 491}; 492 493int dpsw_fdb_add_unicast(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 494 u16 fdb_id, const struct dpsw_fdb_unicast_cfg *cfg); 495 496int dpsw_fdb_remove_unicast(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 497 u16 fdb_id, const struct dpsw_fdb_unicast_cfg *cfg); 498 499#define DPSW_FDB_ENTRY_TYPE_DYNAMIC BIT(0) 500#define DPSW_FDB_ENTRY_TYPE_UNICAST BIT(1) 501 502/** 503 * struct fdb_dump_entry - fdb snapshot entry 504 * @mac_addr: MAC address 505 * @type: bit0 - DINAMIC(1)/STATIC(0), bit1 - UNICAST(1)/MULTICAST(0) 506 * @if_info: unicast - egress interface, multicast - number of egress interfaces 507 * @if_mask: multicast - egress interface mask 508 */ 509struct fdb_dump_entry { 510 u8 mac_addr[6]; 511 u8 type; 512 u8 if_info; 513 u8 if_mask[8]; 514}; 515 516int dpsw_fdb_dump(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 fdb_id, 517 u64 iova_addr, u32 iova_size, u16 *num_entries); 518 519/** 520 * struct dpsw_fdb_multicast_cfg - Multi-cast entry configuration 521 * @type: Select static or dynamic entry 522 * @mac_addr: MAC address 523 * @num_ifs: Number of external and internal interfaces 524 * @if_id: Egress interface IDs 525 */ 526struct dpsw_fdb_multicast_cfg { 527 enum dpsw_fdb_entry_type type; 528 u8 mac_addr[6]; 529 u16 num_ifs; 530 u16 if_id[DPSW_MAX_IF]; 531}; 532 533int dpsw_fdb_add_multicast(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 534 u16 fdb_id, const struct dpsw_fdb_multicast_cfg *cfg); 535 536int dpsw_fdb_remove_multicast(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 537 u16 fdb_id, const struct dpsw_fdb_multicast_cfg *cfg); 538 539/** 540 * enum dpsw_learning_mode - Auto-learning modes 541 * @DPSW_LEARNING_MODE_DIS: Disable Auto-learning 542 * @DPSW_LEARNING_MODE_HW: Enable HW auto-Learning 543 * @DPSW_LEARNING_MODE_NON_SECURE: Enable None secure learning by CPU 544 * @DPSW_LEARNING_MODE_SECURE: Enable secure learning by CPU 545 * 546 * NONE - SECURE LEARNING 547 * SMAC found DMAC found CTLU Action 548 * v v Forward frame to 549 * 1. DMAC destination 550 * - v Forward frame to 551 * 1. DMAC destination 552 * 2. Control interface 553 * v - Forward frame to 554 * 1. Flooding list of interfaces 555 * - - Forward frame to 556 * 1. Flooding list of interfaces 557 * 2. Control interface 558 * SECURE LEARING 559 * SMAC found DMAC found CTLU Action 560 * v v Forward frame to 561 * 1. DMAC destination 562 * - v Forward frame to 563 * 1. Control interface 564 * v - Forward frame to 565 * 1. Flooding list of interfaces 566 * - - Forward frame to 567 * 1. Control interface 568 */ 569enum dpsw_learning_mode { 570 DPSW_LEARNING_MODE_DIS = 0, 571 DPSW_LEARNING_MODE_HW = 1, 572 DPSW_LEARNING_MODE_NON_SECURE = 2, 573 DPSW_LEARNING_MODE_SECURE = 3 574}; 575 576/** 577 * struct dpsw_fdb_attr - FDB Attributes 578 * @max_fdb_entries: Number of FDB entries 579 * @fdb_ageing_time: Ageing time in seconds 580 * @learning_mode: Learning mode 581 * @num_fdb_mc_groups: Current number of multicast groups 582 * @max_fdb_mc_groups: Maximum number of multicast groups 583 */ 584struct dpsw_fdb_attr { 585 u16 max_fdb_entries; 586 u16 fdb_ageing_time; 587 enum dpsw_learning_mode learning_mode; 588 u16 num_fdb_mc_groups; 589 u16 max_fdb_mc_groups; 590}; 591 592int dpsw_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags, 593 u16 *major_ver, u16 *minor_ver); 594 595int dpsw_if_get_port_mac_addr(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 596 u16 if_id, u8 mac_addr[6]); 597 598/** 599 * struct dpsw_fdb_cfg - FDB Configuration 600 * @num_fdb_entries: Number of FDB entries 601 * @fdb_ageing_time: Ageing time in seconds 602 */ 603struct dpsw_fdb_cfg { 604 u16 num_fdb_entries; 605 u16 fdb_ageing_time; 606}; 607 608int dpsw_fdb_add(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 *fdb_id, 609 const struct dpsw_fdb_cfg *cfg); 610 611int dpsw_fdb_remove(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 fdb_id); 612 613/** 614 * enum dpsw_flood_type - Define the flood type of a DPSW object 615 * @DPSW_BROADCAST: Broadcast flooding 616 * @DPSW_FLOODING: Unknown flooding 617 */ 618enum dpsw_flood_type { 619 DPSW_BROADCAST = 0, 620 DPSW_FLOODING, 621}; 622 623struct dpsw_egress_flood_cfg { 624 u16 fdb_id; 625 enum dpsw_flood_type flood_type; 626 u16 num_ifs; 627 u16 if_id[DPSW_MAX_IF]; 628}; 629 630int dpsw_set_egress_flood(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 631 const struct dpsw_egress_flood_cfg *cfg); 632 633int dpsw_if_set_learning_mode(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 634 u16 if_id, enum dpsw_learning_mode mode); 635 636/** 637 * struct dpsw_acl_cfg - ACL Configuration 638 * @max_entries: Number of ACL rules 639 */ 640struct dpsw_acl_cfg { 641 u16 max_entries; 642}; 643 644int dpsw_acl_add(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 *acl_id, 645 const struct dpsw_acl_cfg *cfg); 646 647int dpsw_acl_remove(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 648 u16 acl_id); 649 650/** 651 * struct dpsw_acl_if_cfg - List of interfaces to associate with an ACL table 652 * @num_ifs: Number of interfaces 653 * @if_id: List of interfaces 654 */ 655struct dpsw_acl_if_cfg { 656 u16 num_ifs; 657 u16 if_id[DPSW_MAX_IF]; 658}; 659 660int dpsw_acl_add_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 661 u16 acl_id, const struct dpsw_acl_if_cfg *cfg); 662 663int dpsw_acl_remove_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 664 u16 acl_id, const struct dpsw_acl_if_cfg *cfg); 665 666/** 667 * struct dpsw_acl_fields - ACL fields. 668 * @l2_dest_mac: Destination MAC address: BPDU, Multicast, Broadcast, Unicast, 669 * slow protocols, MVRP, STP 670 * @l2_source_mac: Source MAC address 671 * @l2_tpid: Layer 2 (Ethernet) protocol type, used to identify the following 672 * protocols: MPLS, PTP, PFC, ARP, Jumbo frames, LLDP, IEEE802.1ae, 673 * Q-in-Q, IPv4, IPv6, PPPoE 674 * @l2_pcp_dei: indicate which protocol is encapsulated in the payload 675 * @l2_vlan_id: layer 2 VLAN ID 676 * @l2_ether_type: layer 2 Ethernet type 677 * @l3_dscp: Layer 3 differentiated services code point 678 * @l3_protocol: Tells the Network layer at the destination host, to which 679 * Protocol this packet belongs to. The following protocol are 680 * supported: ICMP, IGMP, IPv4 (encapsulation), TCP, IPv6 681 * (encapsulation), GRE, PTP 682 * @l3_source_ip: Source IPv4 IP 683 * @l3_dest_ip: Destination IPv4 IP 684 * @l4_source_port: Source TCP/UDP Port 685 * @l4_dest_port: Destination TCP/UDP Port 686 */ 687struct dpsw_acl_fields { 688 u8 l2_dest_mac[6]; 689 u8 l2_source_mac[6]; 690 u16 l2_tpid; 691 u8 l2_pcp_dei; 692 u16 l2_vlan_id; 693 u16 l2_ether_type; 694 u8 l3_dscp; 695 u8 l3_protocol; 696 u32 l3_source_ip; 697 u32 l3_dest_ip; 698 u16 l4_source_port; 699 u16 l4_dest_port; 700}; 701 702/** 703 * struct dpsw_acl_key - ACL key 704 * @match: Match fields 705 * @mask: Mask: b'1 - valid, b'0 don't care 706 */ 707struct dpsw_acl_key { 708 struct dpsw_acl_fields match; 709 struct dpsw_acl_fields mask; 710}; 711 712/** 713 * enum dpsw_acl_action - action to be run on the ACL rule match 714 * @DPSW_ACL_ACTION_DROP: Drop frame 715 * @DPSW_ACL_ACTION_REDIRECT: Redirect to certain port 716 * @DPSW_ACL_ACTION_ACCEPT: Accept frame 717 * @DPSW_ACL_ACTION_REDIRECT_TO_CTRL_IF: Redirect to control interface 718 */ 719enum dpsw_acl_action { 720 DPSW_ACL_ACTION_DROP, 721 DPSW_ACL_ACTION_REDIRECT, 722 DPSW_ACL_ACTION_ACCEPT, 723 DPSW_ACL_ACTION_REDIRECT_TO_CTRL_IF 724}; 725 726/** 727 * struct dpsw_acl_result - ACL action 728 * @action: Action should be taken when ACL entry hit 729 * @if_id: Interface IDs to redirect frame. Valid only if redirect selected for 730 * action 731 */ 732struct dpsw_acl_result { 733 enum dpsw_acl_action action; 734 u16 if_id; 735}; 736 737/** 738 * struct dpsw_acl_entry_cfg - ACL entry 739 * @key_iova: I/O virtual address of DMA-able memory filled with key after call 740 * to dpsw_acl_prepare_entry_cfg() 741 * @result: Required action when entry hit occurs 742 * @precedence: Precedence inside ACL 0 is lowest; This priority can not change 743 * during the lifetime of a Policy. It is user responsibility to 744 * space the priorities according to consequent rule additions. 745 */ 746struct dpsw_acl_entry_cfg { 747 u64 key_iova; 748 struct dpsw_acl_result result; 749 int precedence; 750}; 751 752void dpsw_acl_prepare_entry_cfg(const struct dpsw_acl_key *key, 753 u8 *entry_cfg_buf); 754 755int dpsw_acl_add_entry(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 756 u16 acl_id, const struct dpsw_acl_entry_cfg *cfg); 757 758int dpsw_acl_remove_entry(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 759 u16 acl_id, const struct dpsw_acl_entry_cfg *cfg); 760 761/** 762 * enum dpsw_reflection_filter - Filter type for frames to be reflected 763 * @DPSW_REFLECTION_FILTER_INGRESS_ALL: Reflect all frames 764 * @DPSW_REFLECTION_FILTER_INGRESS_VLAN: Reflect only frames that belong to 765 * the particular VLAN defined by vid parameter 766 * 767 */ 768enum dpsw_reflection_filter { 769 DPSW_REFLECTION_FILTER_INGRESS_ALL = 0, 770 DPSW_REFLECTION_FILTER_INGRESS_VLAN = 1 771}; 772 773/** 774 * struct dpsw_reflection_cfg - Structure representing the mirroring config 775 * @filter: Filter type for frames to be mirrored 776 * @vlan_id: VLAN ID to mirror; valid only when the type is DPSW_INGRESS_VLAN 777 */ 778struct dpsw_reflection_cfg { 779 enum dpsw_reflection_filter filter; 780 u16 vlan_id; 781}; 782 783int dpsw_set_reflection_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 784 u16 if_id); 785 786int dpsw_if_add_reflection(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 787 u16 if_id, const struct dpsw_reflection_cfg *cfg); 788 789int dpsw_if_remove_reflection(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 790 u16 if_id, const struct dpsw_reflection_cfg *cfg); 791#endif /* __FSL_DPSW_H */ 792