1 /* 2 * drivers/net/ethernet/mellanox/mlxsw/reg.h 3 * Copyright (c) 2015 Mellanox Technologies. All rights reserved. 4 * Copyright (c) 2015 Ido Schimmel <idosch@mellanox.com> 5 * Copyright (c) 2015 Elad Raz <eladr@mellanox.com> 6 * Copyright (c) 2015 Jiri Pirko <jiri@mellanox.com> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the names of the copyright holders nor the names of its 17 * contributors may be used to endorse or promote products derived from 18 * this software without specific prior written permission. 19 * 20 * Alternatively, this software may be distributed under the terms of the 21 * GNU General Public License ("GPL") version 2 as published by the Free 22 * Software Foundation. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34 * POSSIBILITY OF SUCH DAMAGE. 35 */ 36 37 #ifndef _MLXSW_REG_H 38 #define _MLXSW_REG_H 39 40 #include <linux/string.h> 41 #include <linux/bitops.h> 42 #include <linux/if_vlan.h> 43 44 #include "item.h" 45 #include "port.h" 46 47 struct mlxsw_reg_info { 48 u16 id; 49 u16 len; /* In u8 */ 50 }; 51 52 #define MLXSW_REG(type) (&mlxsw_reg_##type) 53 #define MLXSW_REG_LEN(type) MLXSW_REG(type)->len 54 #define MLXSW_REG_ZERO(type, payload) memset(payload, 0, MLXSW_REG(type)->len) 55 56 /* SGCR - Switch General Configuration Register 57 * -------------------------------------------- 58 * This register is used for configuration of the switch capabilities. 59 */ 60 #define MLXSW_REG_SGCR_ID 0x2000 61 #define MLXSW_REG_SGCR_LEN 0x10 62 63 static const struct mlxsw_reg_info mlxsw_reg_sgcr = { 64 .id = MLXSW_REG_SGCR_ID, 65 .len = MLXSW_REG_SGCR_LEN, 66 }; 67 68 /* reg_sgcr_llb 69 * Link Local Broadcast (Default=0) 70 * When set, all Link Local packets (224.0.0.X) will be treated as broadcast 71 * packets and ignore the IGMP snooping entries. 72 * Access: RW 73 */ 74 MLXSW_ITEM32(reg, sgcr, llb, 0x04, 0, 1); 75 76 static inline void mlxsw_reg_sgcr_pack(char *payload, bool llb) 77 { 78 MLXSW_REG_ZERO(sgcr, payload); 79 mlxsw_reg_sgcr_llb_set(payload, !!llb); 80 } 81 82 /* SPAD - Switch Physical Address Register 83 * --------------------------------------- 84 * The SPAD register configures the switch physical MAC address. 85 */ 86 #define MLXSW_REG_SPAD_ID 0x2002 87 #define MLXSW_REG_SPAD_LEN 0x10 88 89 static const struct mlxsw_reg_info mlxsw_reg_spad = { 90 .id = MLXSW_REG_SPAD_ID, 91 .len = MLXSW_REG_SPAD_LEN, 92 }; 93 94 /* reg_spad_base_mac 95 * Base MAC address for the switch partitions. 96 * Per switch partition MAC address is equal to: 97 * base_mac + swid 98 * Access: RW 99 */ 100 MLXSW_ITEM_BUF(reg, spad, base_mac, 0x02, 6); 101 102 /* SMID - Switch Multicast ID 103 * -------------------------- 104 * The MID record maps from a MID (Multicast ID), which is a unique identifier 105 * of the multicast group within the stacking domain, into a list of local 106 * ports into which the packet is replicated. 107 */ 108 #define MLXSW_REG_SMID_ID 0x2007 109 #define MLXSW_REG_SMID_LEN 0x240 110 111 static const struct mlxsw_reg_info mlxsw_reg_smid = { 112 .id = MLXSW_REG_SMID_ID, 113 .len = MLXSW_REG_SMID_LEN, 114 }; 115 116 /* reg_smid_swid 117 * Switch partition ID. 118 * Access: Index 119 */ 120 MLXSW_ITEM32(reg, smid, swid, 0x00, 24, 8); 121 122 /* reg_smid_mid 123 * Multicast identifier - global identifier that represents the multicast group 124 * across all devices. 125 * Access: Index 126 */ 127 MLXSW_ITEM32(reg, smid, mid, 0x00, 0, 16); 128 129 /* reg_smid_port 130 * Local port memebership (1 bit per port). 131 * Access: RW 132 */ 133 MLXSW_ITEM_BIT_ARRAY(reg, smid, port, 0x20, 0x20, 1); 134 135 /* reg_smid_port_mask 136 * Local port mask (1 bit per port). 137 * Access: W 138 */ 139 MLXSW_ITEM_BIT_ARRAY(reg, smid, port_mask, 0x220, 0x20, 1); 140 141 static inline void mlxsw_reg_smid_pack(char *payload, u16 mid, 142 u8 port, bool set) 143 { 144 MLXSW_REG_ZERO(smid, payload); 145 mlxsw_reg_smid_swid_set(payload, 0); 146 mlxsw_reg_smid_mid_set(payload, mid); 147 mlxsw_reg_smid_port_set(payload, port, set); 148 mlxsw_reg_smid_port_mask_set(payload, port, 1); 149 } 150 151 /* SSPR - Switch System Port Record Register 152 * ----------------------------------------- 153 * Configures the system port to local port mapping. 154 */ 155 #define MLXSW_REG_SSPR_ID 0x2008 156 #define MLXSW_REG_SSPR_LEN 0x8 157 158 static const struct mlxsw_reg_info mlxsw_reg_sspr = { 159 .id = MLXSW_REG_SSPR_ID, 160 .len = MLXSW_REG_SSPR_LEN, 161 }; 162 163 /* reg_sspr_m 164 * Master - if set, then the record describes the master system port. 165 * This is needed in case a local port is mapped into several system ports 166 * (for multipathing). That number will be reported as the source system 167 * port when packets are forwarded to the CPU. Only one master port is allowed 168 * per local port. 169 * 170 * Note: Must be set for Spectrum. 171 * Access: RW 172 */ 173 MLXSW_ITEM32(reg, sspr, m, 0x00, 31, 1); 174 175 /* reg_sspr_local_port 176 * Local port number. 177 * 178 * Access: RW 179 */ 180 MLXSW_ITEM32(reg, sspr, local_port, 0x00, 16, 8); 181 182 /* reg_sspr_sub_port 183 * Virtual port within the physical port. 184 * Should be set to 0 when virtual ports are not enabled on the port. 185 * 186 * Access: RW 187 */ 188 MLXSW_ITEM32(reg, sspr, sub_port, 0x00, 8, 8); 189 190 /* reg_sspr_system_port 191 * Unique identifier within the stacking domain that represents all the ports 192 * that are available in the system (external ports). 193 * 194 * Currently, only single-ASIC configurations are supported, so we default to 195 * 1:1 mapping between system ports and local ports. 196 * Access: Index 197 */ 198 MLXSW_ITEM32(reg, sspr, system_port, 0x04, 0, 16); 199 200 static inline void mlxsw_reg_sspr_pack(char *payload, u8 local_port) 201 { 202 MLXSW_REG_ZERO(sspr, payload); 203 mlxsw_reg_sspr_m_set(payload, 1); 204 mlxsw_reg_sspr_local_port_set(payload, local_port); 205 mlxsw_reg_sspr_sub_port_set(payload, 0); 206 mlxsw_reg_sspr_system_port_set(payload, local_port); 207 } 208 209 /* SFDAT - Switch Filtering Database Aging Time 210 * -------------------------------------------- 211 * Controls the Switch aging time. Aging time is able to be set per Switch 212 * Partition. 213 */ 214 #define MLXSW_REG_SFDAT_ID 0x2009 215 #define MLXSW_REG_SFDAT_LEN 0x8 216 217 static const struct mlxsw_reg_info mlxsw_reg_sfdat = { 218 .id = MLXSW_REG_SFDAT_ID, 219 .len = MLXSW_REG_SFDAT_LEN, 220 }; 221 222 /* reg_sfdat_swid 223 * Switch partition ID. 224 * Access: Index 225 */ 226 MLXSW_ITEM32(reg, sfdat, swid, 0x00, 24, 8); 227 228 /* reg_sfdat_age_time 229 * Aging time in seconds 230 * Min - 10 seconds 231 * Max - 1,000,000 seconds 232 * Default is 300 seconds. 233 * Access: RW 234 */ 235 MLXSW_ITEM32(reg, sfdat, age_time, 0x04, 0, 20); 236 237 static inline void mlxsw_reg_sfdat_pack(char *payload, u32 age_time) 238 { 239 MLXSW_REG_ZERO(sfdat, payload); 240 mlxsw_reg_sfdat_swid_set(payload, 0); 241 mlxsw_reg_sfdat_age_time_set(payload, age_time); 242 } 243 244 /* SFD - Switch Filtering Database 245 * ------------------------------- 246 * The following register defines the access to the filtering database. 247 * The register supports querying, adding, removing and modifying the database. 248 * The access is optimized for bulk updates in which case more than one 249 * FDB record is present in the same command. 250 */ 251 #define MLXSW_REG_SFD_ID 0x200A 252 #define MLXSW_REG_SFD_BASE_LEN 0x10 /* base length, without records */ 253 #define MLXSW_REG_SFD_REC_LEN 0x10 /* record length */ 254 #define MLXSW_REG_SFD_REC_MAX_COUNT 64 255 #define MLXSW_REG_SFD_LEN (MLXSW_REG_SFD_BASE_LEN + \ 256 MLXSW_REG_SFD_REC_LEN * MLXSW_REG_SFD_REC_MAX_COUNT) 257 258 static const struct mlxsw_reg_info mlxsw_reg_sfd = { 259 .id = MLXSW_REG_SFD_ID, 260 .len = MLXSW_REG_SFD_LEN, 261 }; 262 263 /* reg_sfd_swid 264 * Switch partition ID for queries. Reserved on Write. 265 * Access: Index 266 */ 267 MLXSW_ITEM32(reg, sfd, swid, 0x00, 24, 8); 268 269 enum mlxsw_reg_sfd_op { 270 /* Dump entire FDB a (process according to record_locator) */ 271 MLXSW_REG_SFD_OP_QUERY_DUMP = 0, 272 /* Query records by {MAC, VID/FID} value */ 273 MLXSW_REG_SFD_OP_QUERY_QUERY = 1, 274 /* Query and clear activity. Query records by {MAC, VID/FID} value */ 275 MLXSW_REG_SFD_OP_QUERY_QUERY_AND_CLEAR_ACTIVITY = 2, 276 /* Test. Response indicates if each of the records could be 277 * added to the FDB. 278 */ 279 MLXSW_REG_SFD_OP_WRITE_TEST = 0, 280 /* Add/modify. Aged-out records cannot be added. This command removes 281 * the learning notification of the {MAC, VID/FID}. Response includes 282 * the entries that were added to the FDB. 283 */ 284 MLXSW_REG_SFD_OP_WRITE_EDIT = 1, 285 /* Remove record by {MAC, VID/FID}. This command also removes 286 * the learning notification and aged-out notifications 287 * of the {MAC, VID/FID}. The response provides current (pre-removal) 288 * entries as non-aged-out. 289 */ 290 MLXSW_REG_SFD_OP_WRITE_REMOVE = 2, 291 /* Remove learned notification by {MAC, VID/FID}. The response provides 292 * the removed learning notification. 293 */ 294 MLXSW_REG_SFD_OP_WRITE_REMOVE_NOTIFICATION = 2, 295 }; 296 297 /* reg_sfd_op 298 * Operation. 299 * Access: OP 300 */ 301 MLXSW_ITEM32(reg, sfd, op, 0x04, 30, 2); 302 303 /* reg_sfd_record_locator 304 * Used for querying the FDB. Use record_locator=0 to initiate the 305 * query. When a record is returned, a new record_locator is 306 * returned to be used in the subsequent query. 307 * Reserved for database update. 308 * Access: Index 309 */ 310 MLXSW_ITEM32(reg, sfd, record_locator, 0x04, 0, 30); 311 312 /* reg_sfd_num_rec 313 * Request: Number of records to read/add/modify/remove 314 * Response: Number of records read/added/replaced/removed 315 * See above description for more details. 316 * Ranges 0..64 317 * Access: RW 318 */ 319 MLXSW_ITEM32(reg, sfd, num_rec, 0x08, 0, 8); 320 321 static inline void mlxsw_reg_sfd_pack(char *payload, enum mlxsw_reg_sfd_op op, 322 u32 record_locator) 323 { 324 MLXSW_REG_ZERO(sfd, payload); 325 mlxsw_reg_sfd_op_set(payload, op); 326 mlxsw_reg_sfd_record_locator_set(payload, record_locator); 327 } 328 329 /* reg_sfd_rec_swid 330 * Switch partition ID. 331 * Access: Index 332 */ 333 MLXSW_ITEM32_INDEXED(reg, sfd, rec_swid, MLXSW_REG_SFD_BASE_LEN, 24, 8, 334 MLXSW_REG_SFD_REC_LEN, 0x00, false); 335 336 enum mlxsw_reg_sfd_rec_type { 337 MLXSW_REG_SFD_REC_TYPE_UNICAST = 0x0, 338 MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG = 0x1, 339 MLXSW_REG_SFD_REC_TYPE_MULTICAST = 0x2, 340 }; 341 342 /* reg_sfd_rec_type 343 * FDB record type. 344 * Access: RW 345 */ 346 MLXSW_ITEM32_INDEXED(reg, sfd, rec_type, MLXSW_REG_SFD_BASE_LEN, 20, 4, 347 MLXSW_REG_SFD_REC_LEN, 0x00, false); 348 349 enum mlxsw_reg_sfd_rec_policy { 350 /* Replacement disabled, aging disabled. */ 351 MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY = 0, 352 /* (mlag remote): Replacement enabled, aging disabled, 353 * learning notification enabled on this port. 354 */ 355 MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_MLAG = 1, 356 /* (ingress device): Replacement enabled, aging enabled. */ 357 MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS = 3, 358 }; 359 360 /* reg_sfd_rec_policy 361 * Policy. 362 * Access: RW 363 */ 364 MLXSW_ITEM32_INDEXED(reg, sfd, rec_policy, MLXSW_REG_SFD_BASE_LEN, 18, 2, 365 MLXSW_REG_SFD_REC_LEN, 0x00, false); 366 367 /* reg_sfd_rec_a 368 * Activity. Set for new static entries. Set for static entries if a frame SMAC 369 * lookup hits on the entry. 370 * To clear the a bit, use "query and clear activity" op. 371 * Access: RO 372 */ 373 MLXSW_ITEM32_INDEXED(reg, sfd, rec_a, MLXSW_REG_SFD_BASE_LEN, 16, 1, 374 MLXSW_REG_SFD_REC_LEN, 0x00, false); 375 376 /* reg_sfd_rec_mac 377 * MAC address. 378 * Access: Index 379 */ 380 MLXSW_ITEM_BUF_INDEXED(reg, sfd, rec_mac, MLXSW_REG_SFD_BASE_LEN, 6, 381 MLXSW_REG_SFD_REC_LEN, 0x02); 382 383 enum mlxsw_reg_sfd_rec_action { 384 /* forward */ 385 MLXSW_REG_SFD_REC_ACTION_NOP = 0, 386 /* forward and trap, trap_id is FDB_TRAP */ 387 MLXSW_REG_SFD_REC_ACTION_MIRROR_TO_CPU = 1, 388 /* trap and do not forward, trap_id is FDB_TRAP */ 389 MLXSW_REG_SFD_REC_ACTION_TRAP = 3, 390 MLXSW_REG_SFD_REC_ACTION_DISCARD_ERROR = 15, 391 }; 392 393 /* reg_sfd_rec_action 394 * Action to apply on the packet. 395 * Note: Dynamic entries can only be configured with NOP action. 396 * Access: RW 397 */ 398 MLXSW_ITEM32_INDEXED(reg, sfd, rec_action, MLXSW_REG_SFD_BASE_LEN, 28, 4, 399 MLXSW_REG_SFD_REC_LEN, 0x0C, false); 400 401 /* reg_sfd_uc_sub_port 402 * VEPA channel on local port. 403 * Valid only if local port is a non-stacking port. Must be 0 if multichannel 404 * VEPA is not enabled. 405 * Access: RW 406 */ 407 MLXSW_ITEM32_INDEXED(reg, sfd, uc_sub_port, MLXSW_REG_SFD_BASE_LEN, 16, 8, 408 MLXSW_REG_SFD_REC_LEN, 0x08, false); 409 410 /* reg_sfd_uc_fid_vid 411 * Filtering ID or VLAN ID 412 * For SwitchX and SwitchX-2: 413 * - Dynamic entries (policy 2,3) use FID 414 * - Static entries (policy 0) use VID 415 * - When independent learning is configured, VID=FID 416 * For Spectrum: use FID for both Dynamic and Static entries. 417 * VID should not be used. 418 * Access: Index 419 */ 420 MLXSW_ITEM32_INDEXED(reg, sfd, uc_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16, 421 MLXSW_REG_SFD_REC_LEN, 0x08, false); 422 423 /* reg_sfd_uc_system_port 424 * Unique port identifier for the final destination of the packet. 425 * Access: RW 426 */ 427 MLXSW_ITEM32_INDEXED(reg, sfd, uc_system_port, MLXSW_REG_SFD_BASE_LEN, 0, 16, 428 MLXSW_REG_SFD_REC_LEN, 0x0C, false); 429 430 static inline void mlxsw_reg_sfd_rec_pack(char *payload, int rec_index, 431 enum mlxsw_reg_sfd_rec_type rec_type, 432 const char *mac, 433 enum mlxsw_reg_sfd_rec_action action) 434 { 435 u8 num_rec = mlxsw_reg_sfd_num_rec_get(payload); 436 437 if (rec_index >= num_rec) 438 mlxsw_reg_sfd_num_rec_set(payload, rec_index + 1); 439 mlxsw_reg_sfd_rec_swid_set(payload, rec_index, 0); 440 mlxsw_reg_sfd_rec_type_set(payload, rec_index, rec_type); 441 mlxsw_reg_sfd_rec_mac_memcpy_to(payload, rec_index, mac); 442 mlxsw_reg_sfd_rec_action_set(payload, rec_index, action); 443 } 444 445 static inline void mlxsw_reg_sfd_uc_pack(char *payload, int rec_index, 446 enum mlxsw_reg_sfd_rec_policy policy, 447 const char *mac, u16 fid_vid, 448 enum mlxsw_reg_sfd_rec_action action, 449 u8 local_port) 450 { 451 mlxsw_reg_sfd_rec_pack(payload, rec_index, 452 MLXSW_REG_SFD_REC_TYPE_UNICAST, mac, action); 453 mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy); 454 mlxsw_reg_sfd_uc_sub_port_set(payload, rec_index, 0); 455 mlxsw_reg_sfd_uc_fid_vid_set(payload, rec_index, fid_vid); 456 mlxsw_reg_sfd_uc_system_port_set(payload, rec_index, local_port); 457 } 458 459 static inline void mlxsw_reg_sfd_uc_unpack(char *payload, int rec_index, 460 char *mac, u16 *p_fid_vid, 461 u8 *p_local_port) 462 { 463 mlxsw_reg_sfd_rec_mac_memcpy_from(payload, rec_index, mac); 464 *p_fid_vid = mlxsw_reg_sfd_uc_fid_vid_get(payload, rec_index); 465 *p_local_port = mlxsw_reg_sfd_uc_system_port_get(payload, rec_index); 466 } 467 468 /* reg_sfd_uc_lag_sub_port 469 * LAG sub port. 470 * Must be 0 if multichannel VEPA is not enabled. 471 * Access: RW 472 */ 473 MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_sub_port, MLXSW_REG_SFD_BASE_LEN, 16, 8, 474 MLXSW_REG_SFD_REC_LEN, 0x08, false); 475 476 /* reg_sfd_uc_lag_fid_vid 477 * Filtering ID or VLAN ID 478 * For SwitchX and SwitchX-2: 479 * - Dynamic entries (policy 2,3) use FID 480 * - Static entries (policy 0) use VID 481 * - When independent learning is configured, VID=FID 482 * For Spectrum: use FID for both Dynamic and Static entries. 483 * VID should not be used. 484 * Access: Index 485 */ 486 MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16, 487 MLXSW_REG_SFD_REC_LEN, 0x08, false); 488 489 /* reg_sfd_uc_lag_lag_vid 490 * Indicates VID in case of vFIDs. Reserved for FIDs. 491 * Access: RW 492 */ 493 MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_lag_vid, MLXSW_REG_SFD_BASE_LEN, 16, 12, 494 MLXSW_REG_SFD_REC_LEN, 0x0C, false); 495 496 /* reg_sfd_uc_lag_lag_id 497 * LAG Identifier - pointer into the LAG descriptor table. 498 * Access: RW 499 */ 500 MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_lag_id, MLXSW_REG_SFD_BASE_LEN, 0, 10, 501 MLXSW_REG_SFD_REC_LEN, 0x0C, false); 502 503 static inline void 504 mlxsw_reg_sfd_uc_lag_pack(char *payload, int rec_index, 505 enum mlxsw_reg_sfd_rec_policy policy, 506 const char *mac, u16 fid_vid, 507 enum mlxsw_reg_sfd_rec_action action, u16 lag_vid, 508 u16 lag_id) 509 { 510 mlxsw_reg_sfd_rec_pack(payload, rec_index, 511 MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG, 512 mac, action); 513 mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy); 514 mlxsw_reg_sfd_uc_lag_sub_port_set(payload, rec_index, 0); 515 mlxsw_reg_sfd_uc_lag_fid_vid_set(payload, rec_index, fid_vid); 516 mlxsw_reg_sfd_uc_lag_lag_vid_set(payload, rec_index, lag_vid); 517 mlxsw_reg_sfd_uc_lag_lag_id_set(payload, rec_index, lag_id); 518 } 519 520 static inline void mlxsw_reg_sfd_uc_lag_unpack(char *payload, int rec_index, 521 char *mac, u16 *p_vid, 522 u16 *p_lag_id) 523 { 524 mlxsw_reg_sfd_rec_mac_memcpy_from(payload, rec_index, mac); 525 *p_vid = mlxsw_reg_sfd_uc_lag_fid_vid_get(payload, rec_index); 526 *p_lag_id = mlxsw_reg_sfd_uc_lag_lag_id_get(payload, rec_index); 527 } 528 529 /* reg_sfd_mc_pgi 530 * 531 * Multicast port group index - index into the port group table. 532 * Value 0x1FFF indicates the pgi should point to the MID entry. 533 * For Spectrum this value must be set to 0x1FFF 534 * Access: RW 535 */ 536 MLXSW_ITEM32_INDEXED(reg, sfd, mc_pgi, MLXSW_REG_SFD_BASE_LEN, 16, 13, 537 MLXSW_REG_SFD_REC_LEN, 0x08, false); 538 539 /* reg_sfd_mc_fid_vid 540 * 541 * Filtering ID or VLAN ID 542 * Access: Index 543 */ 544 MLXSW_ITEM32_INDEXED(reg, sfd, mc_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16, 545 MLXSW_REG_SFD_REC_LEN, 0x08, false); 546 547 /* reg_sfd_mc_mid 548 * 549 * Multicast identifier - global identifier that represents the multicast 550 * group across all devices. 551 * Access: RW 552 */ 553 MLXSW_ITEM32_INDEXED(reg, sfd, mc_mid, MLXSW_REG_SFD_BASE_LEN, 0, 16, 554 MLXSW_REG_SFD_REC_LEN, 0x0C, false); 555 556 static inline void 557 mlxsw_reg_sfd_mc_pack(char *payload, int rec_index, 558 const char *mac, u16 fid_vid, 559 enum mlxsw_reg_sfd_rec_action action, u16 mid) 560 { 561 mlxsw_reg_sfd_rec_pack(payload, rec_index, 562 MLXSW_REG_SFD_REC_TYPE_MULTICAST, mac, action); 563 mlxsw_reg_sfd_mc_pgi_set(payload, rec_index, 0x1FFF); 564 mlxsw_reg_sfd_mc_fid_vid_set(payload, rec_index, fid_vid); 565 mlxsw_reg_sfd_mc_mid_set(payload, rec_index, mid); 566 } 567 568 /* SFN - Switch FDB Notification Register 569 * ------------------------------------------- 570 * The switch provides notifications on newly learned FDB entries and 571 * aged out entries. The notifications can be polled by software. 572 */ 573 #define MLXSW_REG_SFN_ID 0x200B 574 #define MLXSW_REG_SFN_BASE_LEN 0x10 /* base length, without records */ 575 #define MLXSW_REG_SFN_REC_LEN 0x10 /* record length */ 576 #define MLXSW_REG_SFN_REC_MAX_COUNT 64 577 #define MLXSW_REG_SFN_LEN (MLXSW_REG_SFN_BASE_LEN + \ 578 MLXSW_REG_SFN_REC_LEN * MLXSW_REG_SFN_REC_MAX_COUNT) 579 580 static const struct mlxsw_reg_info mlxsw_reg_sfn = { 581 .id = MLXSW_REG_SFN_ID, 582 .len = MLXSW_REG_SFN_LEN, 583 }; 584 585 /* reg_sfn_swid 586 * Switch partition ID. 587 * Access: Index 588 */ 589 MLXSW_ITEM32(reg, sfn, swid, 0x00, 24, 8); 590 591 /* reg_sfn_num_rec 592 * Request: Number of learned notifications and aged-out notification 593 * records requested. 594 * Response: Number of notification records returned (must be smaller 595 * than or equal to the value requested) 596 * Ranges 0..64 597 * Access: OP 598 */ 599 MLXSW_ITEM32(reg, sfn, num_rec, 0x04, 0, 8); 600 601 static inline void mlxsw_reg_sfn_pack(char *payload) 602 { 603 MLXSW_REG_ZERO(sfn, payload); 604 mlxsw_reg_sfn_swid_set(payload, 0); 605 mlxsw_reg_sfn_num_rec_set(payload, MLXSW_REG_SFN_REC_MAX_COUNT); 606 } 607 608 /* reg_sfn_rec_swid 609 * Switch partition ID. 610 * Access: RO 611 */ 612 MLXSW_ITEM32_INDEXED(reg, sfn, rec_swid, MLXSW_REG_SFN_BASE_LEN, 24, 8, 613 MLXSW_REG_SFN_REC_LEN, 0x00, false); 614 615 enum mlxsw_reg_sfn_rec_type { 616 /* MAC addresses learned on a regular port. */ 617 MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC = 0x5, 618 /* MAC addresses learned on a LAG port. */ 619 MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC_LAG = 0x6, 620 /* Aged-out MAC address on a regular port. */ 621 MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC = 0x7, 622 /* Aged-out MAC address on a LAG port. */ 623 MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC_LAG = 0x8, 624 }; 625 626 /* reg_sfn_rec_type 627 * Notification record type. 628 * Access: RO 629 */ 630 MLXSW_ITEM32_INDEXED(reg, sfn, rec_type, MLXSW_REG_SFN_BASE_LEN, 20, 4, 631 MLXSW_REG_SFN_REC_LEN, 0x00, false); 632 633 /* reg_sfn_rec_mac 634 * MAC address. 635 * Access: RO 636 */ 637 MLXSW_ITEM_BUF_INDEXED(reg, sfn, rec_mac, MLXSW_REG_SFN_BASE_LEN, 6, 638 MLXSW_REG_SFN_REC_LEN, 0x02); 639 640 /* reg_sfn_mac_sub_port 641 * VEPA channel on the local port. 642 * 0 if multichannel VEPA is not enabled. 643 * Access: RO 644 */ 645 MLXSW_ITEM32_INDEXED(reg, sfn, mac_sub_port, MLXSW_REG_SFN_BASE_LEN, 16, 8, 646 MLXSW_REG_SFN_REC_LEN, 0x08, false); 647 648 /* reg_sfn_mac_fid 649 * Filtering identifier. 650 * Access: RO 651 */ 652 MLXSW_ITEM32_INDEXED(reg, sfn, mac_fid, MLXSW_REG_SFN_BASE_LEN, 0, 16, 653 MLXSW_REG_SFN_REC_LEN, 0x08, false); 654 655 /* reg_sfn_mac_system_port 656 * Unique port identifier for the final destination of the packet. 657 * Access: RO 658 */ 659 MLXSW_ITEM32_INDEXED(reg, sfn, mac_system_port, MLXSW_REG_SFN_BASE_LEN, 0, 16, 660 MLXSW_REG_SFN_REC_LEN, 0x0C, false); 661 662 static inline void mlxsw_reg_sfn_mac_unpack(char *payload, int rec_index, 663 char *mac, u16 *p_vid, 664 u8 *p_local_port) 665 { 666 mlxsw_reg_sfn_rec_mac_memcpy_from(payload, rec_index, mac); 667 *p_vid = mlxsw_reg_sfn_mac_fid_get(payload, rec_index); 668 *p_local_port = mlxsw_reg_sfn_mac_system_port_get(payload, rec_index); 669 } 670 671 /* reg_sfn_mac_lag_lag_id 672 * LAG ID (pointer into the LAG descriptor table). 673 * Access: RO 674 */ 675 MLXSW_ITEM32_INDEXED(reg, sfn, mac_lag_lag_id, MLXSW_REG_SFN_BASE_LEN, 0, 10, 676 MLXSW_REG_SFN_REC_LEN, 0x0C, false); 677 678 static inline void mlxsw_reg_sfn_mac_lag_unpack(char *payload, int rec_index, 679 char *mac, u16 *p_vid, 680 u16 *p_lag_id) 681 { 682 mlxsw_reg_sfn_rec_mac_memcpy_from(payload, rec_index, mac); 683 *p_vid = mlxsw_reg_sfn_mac_fid_get(payload, rec_index); 684 *p_lag_id = mlxsw_reg_sfn_mac_lag_lag_id_get(payload, rec_index); 685 } 686 687 /* SPMS - Switch Port MSTP/RSTP State Register 688 * ------------------------------------------- 689 * Configures the spanning tree state of a physical port. 690 */ 691 #define MLXSW_REG_SPMS_ID 0x200D 692 #define MLXSW_REG_SPMS_LEN 0x404 693 694 static const struct mlxsw_reg_info mlxsw_reg_spms = { 695 .id = MLXSW_REG_SPMS_ID, 696 .len = MLXSW_REG_SPMS_LEN, 697 }; 698 699 /* reg_spms_local_port 700 * Local port number. 701 * Access: Index 702 */ 703 MLXSW_ITEM32(reg, spms, local_port, 0x00, 16, 8); 704 705 enum mlxsw_reg_spms_state { 706 MLXSW_REG_SPMS_STATE_NO_CHANGE, 707 MLXSW_REG_SPMS_STATE_DISCARDING, 708 MLXSW_REG_SPMS_STATE_LEARNING, 709 MLXSW_REG_SPMS_STATE_FORWARDING, 710 }; 711 712 /* reg_spms_state 713 * Spanning tree state of each VLAN ID (VID) of the local port. 714 * 0 - Do not change spanning tree state (used only when writing). 715 * 1 - Discarding. No learning or forwarding to/from this port (default). 716 * 2 - Learning. Port is learning, but not forwarding. 717 * 3 - Forwarding. Port is learning and forwarding. 718 * Access: RW 719 */ 720 MLXSW_ITEM_BIT_ARRAY(reg, spms, state, 0x04, 0x400, 2); 721 722 static inline void mlxsw_reg_spms_pack(char *payload, u8 local_port) 723 { 724 MLXSW_REG_ZERO(spms, payload); 725 mlxsw_reg_spms_local_port_set(payload, local_port); 726 } 727 728 static inline void mlxsw_reg_spms_vid_pack(char *payload, u16 vid, 729 enum mlxsw_reg_spms_state state) 730 { 731 mlxsw_reg_spms_state_set(payload, vid, state); 732 } 733 734 /* SPVID - Switch Port VID 735 * ----------------------- 736 * The switch port VID configures the default VID for a port. 737 */ 738 #define MLXSW_REG_SPVID_ID 0x200E 739 #define MLXSW_REG_SPVID_LEN 0x08 740 741 static const struct mlxsw_reg_info mlxsw_reg_spvid = { 742 .id = MLXSW_REG_SPVID_ID, 743 .len = MLXSW_REG_SPVID_LEN, 744 }; 745 746 /* reg_spvid_local_port 747 * Local port number. 748 * Access: Index 749 */ 750 MLXSW_ITEM32(reg, spvid, local_port, 0x00, 16, 8); 751 752 /* reg_spvid_sub_port 753 * Virtual port within the physical port. 754 * Should be set to 0 when virtual ports are not enabled on the port. 755 * Access: Index 756 */ 757 MLXSW_ITEM32(reg, spvid, sub_port, 0x00, 8, 8); 758 759 /* reg_spvid_pvid 760 * Port default VID 761 * Access: RW 762 */ 763 MLXSW_ITEM32(reg, spvid, pvid, 0x04, 0, 12); 764 765 static inline void mlxsw_reg_spvid_pack(char *payload, u8 local_port, u16 pvid) 766 { 767 MLXSW_REG_ZERO(spvid, payload); 768 mlxsw_reg_spvid_local_port_set(payload, local_port); 769 mlxsw_reg_spvid_pvid_set(payload, pvid); 770 } 771 772 /* SPVM - Switch Port VLAN Membership 773 * ---------------------------------- 774 * The Switch Port VLAN Membership register configures the VLAN membership 775 * of a port in a VLAN denoted by VID. VLAN membership is managed per 776 * virtual port. The register can be used to add and remove VID(s) from a port. 777 */ 778 #define MLXSW_REG_SPVM_ID 0x200F 779 #define MLXSW_REG_SPVM_BASE_LEN 0x04 /* base length, without records */ 780 #define MLXSW_REG_SPVM_REC_LEN 0x04 /* record length */ 781 #define MLXSW_REG_SPVM_REC_MAX_COUNT 256 782 #define MLXSW_REG_SPVM_LEN (MLXSW_REG_SPVM_BASE_LEN + \ 783 MLXSW_REG_SPVM_REC_LEN * MLXSW_REG_SPVM_REC_MAX_COUNT) 784 785 static const struct mlxsw_reg_info mlxsw_reg_spvm = { 786 .id = MLXSW_REG_SPVM_ID, 787 .len = MLXSW_REG_SPVM_LEN, 788 }; 789 790 /* reg_spvm_pt 791 * Priority tagged. If this bit is set, packets forwarded to the port with 792 * untagged VLAN membership (u bit is set) will be tagged with priority tag 793 * (VID=0) 794 * Access: RW 795 */ 796 MLXSW_ITEM32(reg, spvm, pt, 0x00, 31, 1); 797 798 /* reg_spvm_pte 799 * Priority Tagged Update Enable. On Write operations, if this bit is cleared, 800 * the pt bit will NOT be updated. To update the pt bit, pte must be set. 801 * Access: WO 802 */ 803 MLXSW_ITEM32(reg, spvm, pte, 0x00, 30, 1); 804 805 /* reg_spvm_local_port 806 * Local port number. 807 * Access: Index 808 */ 809 MLXSW_ITEM32(reg, spvm, local_port, 0x00, 16, 8); 810 811 /* reg_spvm_sub_port 812 * Virtual port within the physical port. 813 * Should be set to 0 when virtual ports are not enabled on the port. 814 * Access: Index 815 */ 816 MLXSW_ITEM32(reg, spvm, sub_port, 0x00, 8, 8); 817 818 /* reg_spvm_num_rec 819 * Number of records to update. Each record contains: i, e, u, vid. 820 * Access: OP 821 */ 822 MLXSW_ITEM32(reg, spvm, num_rec, 0x00, 0, 8); 823 824 /* reg_spvm_rec_i 825 * Ingress membership in VLAN ID. 826 * Access: Index 827 */ 828 MLXSW_ITEM32_INDEXED(reg, spvm, rec_i, 829 MLXSW_REG_SPVM_BASE_LEN, 14, 1, 830 MLXSW_REG_SPVM_REC_LEN, 0, false); 831 832 /* reg_spvm_rec_e 833 * Egress membership in VLAN ID. 834 * Access: Index 835 */ 836 MLXSW_ITEM32_INDEXED(reg, spvm, rec_e, 837 MLXSW_REG_SPVM_BASE_LEN, 13, 1, 838 MLXSW_REG_SPVM_REC_LEN, 0, false); 839 840 /* reg_spvm_rec_u 841 * Untagged - port is an untagged member - egress transmission uses untagged 842 * frames on VID<n> 843 * Access: Index 844 */ 845 MLXSW_ITEM32_INDEXED(reg, spvm, rec_u, 846 MLXSW_REG_SPVM_BASE_LEN, 12, 1, 847 MLXSW_REG_SPVM_REC_LEN, 0, false); 848 849 /* reg_spvm_rec_vid 850 * Egress membership in VLAN ID. 851 * Access: Index 852 */ 853 MLXSW_ITEM32_INDEXED(reg, spvm, rec_vid, 854 MLXSW_REG_SPVM_BASE_LEN, 0, 12, 855 MLXSW_REG_SPVM_REC_LEN, 0, false); 856 857 static inline void mlxsw_reg_spvm_pack(char *payload, u8 local_port, 858 u16 vid_begin, u16 vid_end, 859 bool is_member, bool untagged) 860 { 861 int size = vid_end - vid_begin + 1; 862 int i; 863 864 MLXSW_REG_ZERO(spvm, payload); 865 mlxsw_reg_spvm_local_port_set(payload, local_port); 866 mlxsw_reg_spvm_num_rec_set(payload, size); 867 868 for (i = 0; i < size; i++) { 869 mlxsw_reg_spvm_rec_i_set(payload, i, is_member); 870 mlxsw_reg_spvm_rec_e_set(payload, i, is_member); 871 mlxsw_reg_spvm_rec_u_set(payload, i, untagged); 872 mlxsw_reg_spvm_rec_vid_set(payload, i, vid_begin + i); 873 } 874 } 875 876 /* SPAFT - Switch Port Acceptable Frame Types 877 * ------------------------------------------ 878 * The Switch Port Acceptable Frame Types register configures the frame 879 * admittance of the port. 880 */ 881 #define MLXSW_REG_SPAFT_ID 0x2010 882 #define MLXSW_REG_SPAFT_LEN 0x08 883 884 static const struct mlxsw_reg_info mlxsw_reg_spaft = { 885 .id = MLXSW_REG_SPAFT_ID, 886 .len = MLXSW_REG_SPAFT_LEN, 887 }; 888 889 /* reg_spaft_local_port 890 * Local port number. 891 * Access: Index 892 * 893 * Note: CPU port is not supported (all tag types are allowed). 894 */ 895 MLXSW_ITEM32(reg, spaft, local_port, 0x00, 16, 8); 896 897 /* reg_spaft_sub_port 898 * Virtual port within the physical port. 899 * Should be set to 0 when virtual ports are not enabled on the port. 900 * Access: RW 901 */ 902 MLXSW_ITEM32(reg, spaft, sub_port, 0x00, 8, 8); 903 904 /* reg_spaft_allow_untagged 905 * When set, untagged frames on the ingress are allowed (default). 906 * Access: RW 907 */ 908 MLXSW_ITEM32(reg, spaft, allow_untagged, 0x04, 31, 1); 909 910 /* reg_spaft_allow_prio_tagged 911 * When set, priority tagged frames on the ingress are allowed (default). 912 * Access: RW 913 */ 914 MLXSW_ITEM32(reg, spaft, allow_prio_tagged, 0x04, 30, 1); 915 916 /* reg_spaft_allow_tagged 917 * When set, tagged frames on the ingress are allowed (default). 918 * Access: RW 919 */ 920 MLXSW_ITEM32(reg, spaft, allow_tagged, 0x04, 29, 1); 921 922 static inline void mlxsw_reg_spaft_pack(char *payload, u8 local_port, 923 bool allow_untagged) 924 { 925 MLXSW_REG_ZERO(spaft, payload); 926 mlxsw_reg_spaft_local_port_set(payload, local_port); 927 mlxsw_reg_spaft_allow_untagged_set(payload, allow_untagged); 928 mlxsw_reg_spaft_allow_prio_tagged_set(payload, true); 929 mlxsw_reg_spaft_allow_tagged_set(payload, true); 930 } 931 932 /* SFGC - Switch Flooding Group Configuration 933 * ------------------------------------------ 934 * The following register controls the association of flooding tables and MIDs 935 * to packet types used for flooding. 936 */ 937 #define MLXSW_REG_SFGC_ID 0x2011 938 #define MLXSW_REG_SFGC_LEN 0x10 939 940 static const struct mlxsw_reg_info mlxsw_reg_sfgc = { 941 .id = MLXSW_REG_SFGC_ID, 942 .len = MLXSW_REG_SFGC_LEN, 943 }; 944 945 enum mlxsw_reg_sfgc_type { 946 MLXSW_REG_SFGC_TYPE_BROADCAST, 947 MLXSW_REG_SFGC_TYPE_UNKNOWN_UNICAST, 948 MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV4, 949 MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV6, 950 MLXSW_REG_SFGC_TYPE_RESERVED, 951 MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_NON_IP, 952 MLXSW_REG_SFGC_TYPE_IPV4_LINK_LOCAL, 953 MLXSW_REG_SFGC_TYPE_IPV6_ALL_HOST, 954 MLXSW_REG_SFGC_TYPE_MAX, 955 }; 956 957 /* reg_sfgc_type 958 * The traffic type to reach the flooding table. 959 * Access: Index 960 */ 961 MLXSW_ITEM32(reg, sfgc, type, 0x00, 0, 4); 962 963 enum mlxsw_reg_sfgc_bridge_type { 964 MLXSW_REG_SFGC_BRIDGE_TYPE_1Q_FID = 0, 965 MLXSW_REG_SFGC_BRIDGE_TYPE_VFID = 1, 966 }; 967 968 /* reg_sfgc_bridge_type 969 * Access: Index 970 * 971 * Note: SwitchX-2 only supports 802.1Q mode. 972 */ 973 MLXSW_ITEM32(reg, sfgc, bridge_type, 0x04, 24, 3); 974 975 enum mlxsw_flood_table_type { 976 MLXSW_REG_SFGC_TABLE_TYPE_VID = 1, 977 MLXSW_REG_SFGC_TABLE_TYPE_SINGLE = 2, 978 MLXSW_REG_SFGC_TABLE_TYPE_ANY = 0, 979 MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST = 3, 980 MLXSW_REG_SFGC_TABLE_TYPE_FID = 4, 981 }; 982 983 /* reg_sfgc_table_type 984 * See mlxsw_flood_table_type 985 * Access: RW 986 * 987 * Note: FID offset and FID types are not supported in SwitchX-2. 988 */ 989 MLXSW_ITEM32(reg, sfgc, table_type, 0x04, 16, 3); 990 991 /* reg_sfgc_flood_table 992 * Flooding table index to associate with the specific type on the specific 993 * switch partition. 994 * Access: RW 995 */ 996 MLXSW_ITEM32(reg, sfgc, flood_table, 0x04, 0, 6); 997 998 /* reg_sfgc_mid 999 * The multicast ID for the swid. Not supported for Spectrum 1000 * Access: RW 1001 */ 1002 MLXSW_ITEM32(reg, sfgc, mid, 0x08, 0, 16); 1003 1004 /* reg_sfgc_counter_set_type 1005 * Counter Set Type for flow counters. 1006 * Access: RW 1007 */ 1008 MLXSW_ITEM32(reg, sfgc, counter_set_type, 0x0C, 24, 8); 1009 1010 /* reg_sfgc_counter_index 1011 * Counter Index for flow counters. 1012 * Access: RW 1013 */ 1014 MLXSW_ITEM32(reg, sfgc, counter_index, 0x0C, 0, 24); 1015 1016 static inline void 1017 mlxsw_reg_sfgc_pack(char *payload, enum mlxsw_reg_sfgc_type type, 1018 enum mlxsw_reg_sfgc_bridge_type bridge_type, 1019 enum mlxsw_flood_table_type table_type, 1020 unsigned int flood_table) 1021 { 1022 MLXSW_REG_ZERO(sfgc, payload); 1023 mlxsw_reg_sfgc_type_set(payload, type); 1024 mlxsw_reg_sfgc_bridge_type_set(payload, bridge_type); 1025 mlxsw_reg_sfgc_table_type_set(payload, table_type); 1026 mlxsw_reg_sfgc_flood_table_set(payload, flood_table); 1027 mlxsw_reg_sfgc_mid_set(payload, MLXSW_PORT_MID); 1028 } 1029 1030 /* SFTR - Switch Flooding Table Register 1031 * ------------------------------------- 1032 * The switch flooding table is used for flooding packet replication. The table 1033 * defines a bit mask of ports for packet replication. 1034 */ 1035 #define MLXSW_REG_SFTR_ID 0x2012 1036 #define MLXSW_REG_SFTR_LEN 0x420 1037 1038 static const struct mlxsw_reg_info mlxsw_reg_sftr = { 1039 .id = MLXSW_REG_SFTR_ID, 1040 .len = MLXSW_REG_SFTR_LEN, 1041 }; 1042 1043 /* reg_sftr_swid 1044 * Switch partition ID with which to associate the port. 1045 * Access: Index 1046 */ 1047 MLXSW_ITEM32(reg, sftr, swid, 0x00, 24, 8); 1048 1049 /* reg_sftr_flood_table 1050 * Flooding table index to associate with the specific type on the specific 1051 * switch partition. 1052 * Access: Index 1053 */ 1054 MLXSW_ITEM32(reg, sftr, flood_table, 0x00, 16, 6); 1055 1056 /* reg_sftr_index 1057 * Index. Used as an index into the Flooding Table in case the table is 1058 * configured to use VID / FID or FID Offset. 1059 * Access: Index 1060 */ 1061 MLXSW_ITEM32(reg, sftr, index, 0x00, 0, 16); 1062 1063 /* reg_sftr_table_type 1064 * See mlxsw_flood_table_type 1065 * Access: RW 1066 */ 1067 MLXSW_ITEM32(reg, sftr, table_type, 0x04, 16, 3); 1068 1069 /* reg_sftr_range 1070 * Range of entries to update 1071 * Access: Index 1072 */ 1073 MLXSW_ITEM32(reg, sftr, range, 0x04, 0, 16); 1074 1075 /* reg_sftr_port 1076 * Local port membership (1 bit per port). 1077 * Access: RW 1078 */ 1079 MLXSW_ITEM_BIT_ARRAY(reg, sftr, port, 0x20, 0x20, 1); 1080 1081 /* reg_sftr_cpu_port_mask 1082 * CPU port mask (1 bit per port). 1083 * Access: W 1084 */ 1085 MLXSW_ITEM_BIT_ARRAY(reg, sftr, port_mask, 0x220, 0x20, 1); 1086 1087 static inline void mlxsw_reg_sftr_pack(char *payload, 1088 unsigned int flood_table, 1089 unsigned int index, 1090 enum mlxsw_flood_table_type table_type, 1091 unsigned int range, u8 port, bool set) 1092 { 1093 MLXSW_REG_ZERO(sftr, payload); 1094 mlxsw_reg_sftr_swid_set(payload, 0); 1095 mlxsw_reg_sftr_flood_table_set(payload, flood_table); 1096 mlxsw_reg_sftr_index_set(payload, index); 1097 mlxsw_reg_sftr_table_type_set(payload, table_type); 1098 mlxsw_reg_sftr_range_set(payload, range); 1099 mlxsw_reg_sftr_port_set(payload, port, set); 1100 mlxsw_reg_sftr_port_mask_set(payload, port, 1); 1101 } 1102 1103 /* SFDF - Switch Filtering DB Flush 1104 * -------------------------------- 1105 * The switch filtering DB flush register is used to flush the FDB. 1106 * Note that FDB notifications are flushed as well. 1107 */ 1108 #define MLXSW_REG_SFDF_ID 0x2013 1109 #define MLXSW_REG_SFDF_LEN 0x14 1110 1111 static const struct mlxsw_reg_info mlxsw_reg_sfdf = { 1112 .id = MLXSW_REG_SFDF_ID, 1113 .len = MLXSW_REG_SFDF_LEN, 1114 }; 1115 1116 /* reg_sfdf_swid 1117 * Switch partition ID. 1118 * Access: Index 1119 */ 1120 MLXSW_ITEM32(reg, sfdf, swid, 0x00, 24, 8); 1121 1122 enum mlxsw_reg_sfdf_flush_type { 1123 MLXSW_REG_SFDF_FLUSH_PER_SWID, 1124 MLXSW_REG_SFDF_FLUSH_PER_FID, 1125 MLXSW_REG_SFDF_FLUSH_PER_PORT, 1126 MLXSW_REG_SFDF_FLUSH_PER_PORT_AND_FID, 1127 MLXSW_REG_SFDF_FLUSH_PER_LAG, 1128 MLXSW_REG_SFDF_FLUSH_PER_LAG_AND_FID, 1129 }; 1130 1131 /* reg_sfdf_flush_type 1132 * Flush type. 1133 * 0 - All SWID dynamic entries are flushed. 1134 * 1 - All FID dynamic entries are flushed. 1135 * 2 - All dynamic entries pointing to port are flushed. 1136 * 3 - All FID dynamic entries pointing to port are flushed. 1137 * 4 - All dynamic entries pointing to LAG are flushed. 1138 * 5 - All FID dynamic entries pointing to LAG are flushed. 1139 * Access: RW 1140 */ 1141 MLXSW_ITEM32(reg, sfdf, flush_type, 0x04, 28, 4); 1142 1143 /* reg_sfdf_flush_static 1144 * Static. 1145 * 0 - Flush only dynamic entries. 1146 * 1 - Flush both dynamic and static entries. 1147 * Access: RW 1148 */ 1149 MLXSW_ITEM32(reg, sfdf, flush_static, 0x04, 24, 1); 1150 1151 static inline void mlxsw_reg_sfdf_pack(char *payload, 1152 enum mlxsw_reg_sfdf_flush_type type) 1153 { 1154 MLXSW_REG_ZERO(sfdf, payload); 1155 mlxsw_reg_sfdf_flush_type_set(payload, type); 1156 mlxsw_reg_sfdf_flush_static_set(payload, true); 1157 } 1158 1159 /* reg_sfdf_fid 1160 * FID to flush. 1161 * Access: RW 1162 */ 1163 MLXSW_ITEM32(reg, sfdf, fid, 0x0C, 0, 16); 1164 1165 /* reg_sfdf_system_port 1166 * Port to flush. 1167 * Access: RW 1168 */ 1169 MLXSW_ITEM32(reg, sfdf, system_port, 0x0C, 0, 16); 1170 1171 /* reg_sfdf_port_fid_system_port 1172 * Port to flush, pointed to by FID. 1173 * Access: RW 1174 */ 1175 MLXSW_ITEM32(reg, sfdf, port_fid_system_port, 0x08, 0, 16); 1176 1177 /* reg_sfdf_lag_id 1178 * LAG ID to flush. 1179 * Access: RW 1180 */ 1181 MLXSW_ITEM32(reg, sfdf, lag_id, 0x0C, 0, 10); 1182 1183 /* reg_sfdf_lag_fid_lag_id 1184 * LAG ID to flush, pointed to by FID. 1185 * Access: RW 1186 */ 1187 MLXSW_ITEM32(reg, sfdf, lag_fid_lag_id, 0x08, 0, 10); 1188 1189 /* SLDR - Switch LAG Descriptor Register 1190 * ----------------------------------------- 1191 * The switch LAG descriptor register is populated by LAG descriptors. 1192 * Each LAG descriptor is indexed by lag_id. The LAG ID runs from 0 to 1193 * max_lag-1. 1194 */ 1195 #define MLXSW_REG_SLDR_ID 0x2014 1196 #define MLXSW_REG_SLDR_LEN 0x0C /* counting in only one port in list */ 1197 1198 static const struct mlxsw_reg_info mlxsw_reg_sldr = { 1199 .id = MLXSW_REG_SLDR_ID, 1200 .len = MLXSW_REG_SLDR_LEN, 1201 }; 1202 1203 enum mlxsw_reg_sldr_op { 1204 /* Indicates a creation of a new LAG-ID, lag_id must be valid */ 1205 MLXSW_REG_SLDR_OP_LAG_CREATE, 1206 MLXSW_REG_SLDR_OP_LAG_DESTROY, 1207 /* Ports that appear in the list have the Distributor enabled */ 1208 MLXSW_REG_SLDR_OP_LAG_ADD_PORT_LIST, 1209 /* Removes ports from the disributor list */ 1210 MLXSW_REG_SLDR_OP_LAG_REMOVE_PORT_LIST, 1211 }; 1212 1213 /* reg_sldr_op 1214 * Operation. 1215 * Access: RW 1216 */ 1217 MLXSW_ITEM32(reg, sldr, op, 0x00, 29, 3); 1218 1219 /* reg_sldr_lag_id 1220 * LAG identifier. The lag_id is the index into the LAG descriptor table. 1221 * Access: Index 1222 */ 1223 MLXSW_ITEM32(reg, sldr, lag_id, 0x00, 0, 10); 1224 1225 static inline void mlxsw_reg_sldr_lag_create_pack(char *payload, u8 lag_id) 1226 { 1227 MLXSW_REG_ZERO(sldr, payload); 1228 mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_CREATE); 1229 mlxsw_reg_sldr_lag_id_set(payload, lag_id); 1230 } 1231 1232 static inline void mlxsw_reg_sldr_lag_destroy_pack(char *payload, u8 lag_id) 1233 { 1234 MLXSW_REG_ZERO(sldr, payload); 1235 mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_DESTROY); 1236 mlxsw_reg_sldr_lag_id_set(payload, lag_id); 1237 } 1238 1239 /* reg_sldr_num_ports 1240 * The number of member ports of the LAG. 1241 * Reserved for Create / Destroy operations 1242 * For Add / Remove operations - indicates the number of ports in the list. 1243 * Access: RW 1244 */ 1245 MLXSW_ITEM32(reg, sldr, num_ports, 0x04, 24, 8); 1246 1247 /* reg_sldr_system_port 1248 * System port. 1249 * Access: RW 1250 */ 1251 MLXSW_ITEM32_INDEXED(reg, sldr, system_port, 0x08, 0, 16, 4, 0, false); 1252 1253 static inline void mlxsw_reg_sldr_lag_add_port_pack(char *payload, u8 lag_id, 1254 u8 local_port) 1255 { 1256 MLXSW_REG_ZERO(sldr, payload); 1257 mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_ADD_PORT_LIST); 1258 mlxsw_reg_sldr_lag_id_set(payload, lag_id); 1259 mlxsw_reg_sldr_num_ports_set(payload, 1); 1260 mlxsw_reg_sldr_system_port_set(payload, 0, local_port); 1261 } 1262 1263 static inline void mlxsw_reg_sldr_lag_remove_port_pack(char *payload, u8 lag_id, 1264 u8 local_port) 1265 { 1266 MLXSW_REG_ZERO(sldr, payload); 1267 mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_REMOVE_PORT_LIST); 1268 mlxsw_reg_sldr_lag_id_set(payload, lag_id); 1269 mlxsw_reg_sldr_num_ports_set(payload, 1); 1270 mlxsw_reg_sldr_system_port_set(payload, 0, local_port); 1271 } 1272 1273 /* SLCR - Switch LAG Configuration 2 Register 1274 * ------------------------------------------- 1275 * The Switch LAG Configuration register is used for configuring the 1276 * LAG properties of the switch. 1277 */ 1278 #define MLXSW_REG_SLCR_ID 0x2015 1279 #define MLXSW_REG_SLCR_LEN 0x10 1280 1281 static const struct mlxsw_reg_info mlxsw_reg_slcr = { 1282 .id = MLXSW_REG_SLCR_ID, 1283 .len = MLXSW_REG_SLCR_LEN, 1284 }; 1285 1286 enum mlxsw_reg_slcr_pp { 1287 /* Global Configuration (for all ports) */ 1288 MLXSW_REG_SLCR_PP_GLOBAL, 1289 /* Per port configuration, based on local_port field */ 1290 MLXSW_REG_SLCR_PP_PER_PORT, 1291 }; 1292 1293 /* reg_slcr_pp 1294 * Per Port Configuration 1295 * Note: Reading at Global mode results in reading port 1 configuration. 1296 * Access: Index 1297 */ 1298 MLXSW_ITEM32(reg, slcr, pp, 0x00, 24, 1); 1299 1300 /* reg_slcr_local_port 1301 * Local port number 1302 * Supported from CPU port 1303 * Not supported from router port 1304 * Reserved when pp = Global Configuration 1305 * Access: Index 1306 */ 1307 MLXSW_ITEM32(reg, slcr, local_port, 0x00, 16, 8); 1308 1309 enum mlxsw_reg_slcr_type { 1310 MLXSW_REG_SLCR_TYPE_CRC, /* default */ 1311 MLXSW_REG_SLCR_TYPE_XOR, 1312 MLXSW_REG_SLCR_TYPE_RANDOM, 1313 }; 1314 1315 /* reg_slcr_type 1316 * Hash type 1317 * Access: RW 1318 */ 1319 MLXSW_ITEM32(reg, slcr, type, 0x00, 0, 4); 1320 1321 /* Ingress port */ 1322 #define MLXSW_REG_SLCR_LAG_HASH_IN_PORT BIT(0) 1323 /* SMAC - for IPv4 and IPv6 packets */ 1324 #define MLXSW_REG_SLCR_LAG_HASH_SMAC_IP BIT(1) 1325 /* SMAC - for non-IP packets */ 1326 #define MLXSW_REG_SLCR_LAG_HASH_SMAC_NONIP BIT(2) 1327 #define MLXSW_REG_SLCR_LAG_HASH_SMAC \ 1328 (MLXSW_REG_SLCR_LAG_HASH_SMAC_IP | \ 1329 MLXSW_REG_SLCR_LAG_HASH_SMAC_NONIP) 1330 /* DMAC - for IPv4 and IPv6 packets */ 1331 #define MLXSW_REG_SLCR_LAG_HASH_DMAC_IP BIT(3) 1332 /* DMAC - for non-IP packets */ 1333 #define MLXSW_REG_SLCR_LAG_HASH_DMAC_NONIP BIT(4) 1334 #define MLXSW_REG_SLCR_LAG_HASH_DMAC \ 1335 (MLXSW_REG_SLCR_LAG_HASH_DMAC_IP | \ 1336 MLXSW_REG_SLCR_LAG_HASH_DMAC_NONIP) 1337 /* Ethertype - for IPv4 and IPv6 packets */ 1338 #define MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_IP BIT(5) 1339 /* Ethertype - for non-IP packets */ 1340 #define MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_NONIP BIT(6) 1341 #define MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE \ 1342 (MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_IP | \ 1343 MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_NONIP) 1344 /* VLAN ID - for IPv4 and IPv6 packets */ 1345 #define MLXSW_REG_SLCR_LAG_HASH_VLANID_IP BIT(7) 1346 /* VLAN ID - for non-IP packets */ 1347 #define MLXSW_REG_SLCR_LAG_HASH_VLANID_NONIP BIT(8) 1348 #define MLXSW_REG_SLCR_LAG_HASH_VLANID \ 1349 (MLXSW_REG_SLCR_LAG_HASH_VLANID_IP | \ 1350 MLXSW_REG_SLCR_LAG_HASH_VLANID_NONIP) 1351 /* Source IP address (can be IPv4 or IPv6) */ 1352 #define MLXSW_REG_SLCR_LAG_HASH_SIP BIT(9) 1353 /* Destination IP address (can be IPv4 or IPv6) */ 1354 #define MLXSW_REG_SLCR_LAG_HASH_DIP BIT(10) 1355 /* TCP/UDP source port */ 1356 #define MLXSW_REG_SLCR_LAG_HASH_SPORT BIT(11) 1357 /* TCP/UDP destination port*/ 1358 #define MLXSW_REG_SLCR_LAG_HASH_DPORT BIT(12) 1359 /* IPv4 Protocol/IPv6 Next Header */ 1360 #define MLXSW_REG_SLCR_LAG_HASH_IPPROTO BIT(13) 1361 /* IPv6 Flow label */ 1362 #define MLXSW_REG_SLCR_LAG_HASH_FLOWLABEL BIT(14) 1363 /* SID - FCoE source ID */ 1364 #define MLXSW_REG_SLCR_LAG_HASH_FCOE_SID BIT(15) 1365 /* DID - FCoE destination ID */ 1366 #define MLXSW_REG_SLCR_LAG_HASH_FCOE_DID BIT(16) 1367 /* OXID - FCoE originator exchange ID */ 1368 #define MLXSW_REG_SLCR_LAG_HASH_FCOE_OXID BIT(17) 1369 /* Destination QP number - for RoCE packets */ 1370 #define MLXSW_REG_SLCR_LAG_HASH_ROCE_DQP BIT(19) 1371 1372 /* reg_slcr_lag_hash 1373 * LAG hashing configuration. This is a bitmask, in which each set 1374 * bit includes the corresponding item in the LAG hash calculation. 1375 * The default lag_hash contains SMAC, DMAC, VLANID and 1376 * Ethertype (for all packet types). 1377 * Access: RW 1378 */ 1379 MLXSW_ITEM32(reg, slcr, lag_hash, 0x04, 0, 20); 1380 1381 static inline void mlxsw_reg_slcr_pack(char *payload, u16 lag_hash) 1382 { 1383 MLXSW_REG_ZERO(slcr, payload); 1384 mlxsw_reg_slcr_pp_set(payload, MLXSW_REG_SLCR_PP_GLOBAL); 1385 mlxsw_reg_slcr_type_set(payload, MLXSW_REG_SLCR_TYPE_XOR); 1386 mlxsw_reg_slcr_lag_hash_set(payload, lag_hash); 1387 } 1388 1389 /* SLCOR - Switch LAG Collector Register 1390 * ------------------------------------- 1391 * The Switch LAG Collector register controls the Local Port membership 1392 * in a LAG and enablement of the collector. 1393 */ 1394 #define MLXSW_REG_SLCOR_ID 0x2016 1395 #define MLXSW_REG_SLCOR_LEN 0x10 1396 1397 static const struct mlxsw_reg_info mlxsw_reg_slcor = { 1398 .id = MLXSW_REG_SLCOR_ID, 1399 .len = MLXSW_REG_SLCOR_LEN, 1400 }; 1401 1402 enum mlxsw_reg_slcor_col { 1403 /* Port is added with collector disabled */ 1404 MLXSW_REG_SLCOR_COL_LAG_ADD_PORT, 1405 MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED, 1406 MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_DISABLED, 1407 MLXSW_REG_SLCOR_COL_LAG_REMOVE_PORT, 1408 }; 1409 1410 /* reg_slcor_col 1411 * Collector configuration 1412 * Access: RW 1413 */ 1414 MLXSW_ITEM32(reg, slcor, col, 0x00, 30, 2); 1415 1416 /* reg_slcor_local_port 1417 * Local port number 1418 * Not supported for CPU port 1419 * Access: Index 1420 */ 1421 MLXSW_ITEM32(reg, slcor, local_port, 0x00, 16, 8); 1422 1423 /* reg_slcor_lag_id 1424 * LAG Identifier. Index into the LAG descriptor table. 1425 * Access: Index 1426 */ 1427 MLXSW_ITEM32(reg, slcor, lag_id, 0x00, 0, 10); 1428 1429 /* reg_slcor_port_index 1430 * Port index in the LAG list. Only valid on Add Port to LAG col. 1431 * Valid range is from 0 to cap_max_lag_members-1 1432 * Access: RW 1433 */ 1434 MLXSW_ITEM32(reg, slcor, port_index, 0x04, 0, 10); 1435 1436 static inline void mlxsw_reg_slcor_pack(char *payload, 1437 u8 local_port, u16 lag_id, 1438 enum mlxsw_reg_slcor_col col) 1439 { 1440 MLXSW_REG_ZERO(slcor, payload); 1441 mlxsw_reg_slcor_col_set(payload, col); 1442 mlxsw_reg_slcor_local_port_set(payload, local_port); 1443 mlxsw_reg_slcor_lag_id_set(payload, lag_id); 1444 } 1445 1446 static inline void mlxsw_reg_slcor_port_add_pack(char *payload, 1447 u8 local_port, u16 lag_id, 1448 u8 port_index) 1449 { 1450 mlxsw_reg_slcor_pack(payload, local_port, lag_id, 1451 MLXSW_REG_SLCOR_COL_LAG_ADD_PORT); 1452 mlxsw_reg_slcor_port_index_set(payload, port_index); 1453 } 1454 1455 static inline void mlxsw_reg_slcor_port_remove_pack(char *payload, 1456 u8 local_port, u16 lag_id) 1457 { 1458 mlxsw_reg_slcor_pack(payload, local_port, lag_id, 1459 MLXSW_REG_SLCOR_COL_LAG_REMOVE_PORT); 1460 } 1461 1462 static inline void mlxsw_reg_slcor_col_enable_pack(char *payload, 1463 u8 local_port, u16 lag_id) 1464 { 1465 mlxsw_reg_slcor_pack(payload, local_port, lag_id, 1466 MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED); 1467 } 1468 1469 static inline void mlxsw_reg_slcor_col_disable_pack(char *payload, 1470 u8 local_port, u16 lag_id) 1471 { 1472 mlxsw_reg_slcor_pack(payload, local_port, lag_id, 1473 MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED); 1474 } 1475 1476 /* SPMLR - Switch Port MAC Learning Register 1477 * ----------------------------------------- 1478 * Controls the Switch MAC learning policy per port. 1479 */ 1480 #define MLXSW_REG_SPMLR_ID 0x2018 1481 #define MLXSW_REG_SPMLR_LEN 0x8 1482 1483 static const struct mlxsw_reg_info mlxsw_reg_spmlr = { 1484 .id = MLXSW_REG_SPMLR_ID, 1485 .len = MLXSW_REG_SPMLR_LEN, 1486 }; 1487 1488 /* reg_spmlr_local_port 1489 * Local port number. 1490 * Access: Index 1491 */ 1492 MLXSW_ITEM32(reg, spmlr, local_port, 0x00, 16, 8); 1493 1494 /* reg_spmlr_sub_port 1495 * Virtual port within the physical port. 1496 * Should be set to 0 when virtual ports are not enabled on the port. 1497 * Access: Index 1498 */ 1499 MLXSW_ITEM32(reg, spmlr, sub_port, 0x00, 8, 8); 1500 1501 enum mlxsw_reg_spmlr_learn_mode { 1502 MLXSW_REG_SPMLR_LEARN_MODE_DISABLE = 0, 1503 MLXSW_REG_SPMLR_LEARN_MODE_ENABLE = 2, 1504 MLXSW_REG_SPMLR_LEARN_MODE_SEC = 3, 1505 }; 1506 1507 /* reg_spmlr_learn_mode 1508 * Learning mode on the port. 1509 * 0 - Learning disabled. 1510 * 2 - Learning enabled. 1511 * 3 - Security mode. 1512 * 1513 * In security mode the switch does not learn MACs on the port, but uses the 1514 * SMAC to see if it exists on another ingress port. If so, the packet is 1515 * classified as a bad packet and is discarded unless the software registers 1516 * to receive port security error packets usign HPKT. 1517 */ 1518 MLXSW_ITEM32(reg, spmlr, learn_mode, 0x04, 30, 2); 1519 1520 static inline void mlxsw_reg_spmlr_pack(char *payload, u8 local_port, 1521 enum mlxsw_reg_spmlr_learn_mode mode) 1522 { 1523 MLXSW_REG_ZERO(spmlr, payload); 1524 mlxsw_reg_spmlr_local_port_set(payload, local_port); 1525 mlxsw_reg_spmlr_sub_port_set(payload, 0); 1526 mlxsw_reg_spmlr_learn_mode_set(payload, mode); 1527 } 1528 1529 /* SVFA - Switch VID to FID Allocation Register 1530 * -------------------------------------------- 1531 * Controls the VID to FID mapping and {Port, VID} to FID mapping for 1532 * virtualized ports. 1533 */ 1534 #define MLXSW_REG_SVFA_ID 0x201C 1535 #define MLXSW_REG_SVFA_LEN 0x10 1536 1537 static const struct mlxsw_reg_info mlxsw_reg_svfa = { 1538 .id = MLXSW_REG_SVFA_ID, 1539 .len = MLXSW_REG_SVFA_LEN, 1540 }; 1541 1542 /* reg_svfa_swid 1543 * Switch partition ID. 1544 * Access: Index 1545 */ 1546 MLXSW_ITEM32(reg, svfa, swid, 0x00, 24, 8); 1547 1548 /* reg_svfa_local_port 1549 * Local port number. 1550 * Access: Index 1551 * 1552 * Note: Reserved for 802.1Q FIDs. 1553 */ 1554 MLXSW_ITEM32(reg, svfa, local_port, 0x00, 16, 8); 1555 1556 enum mlxsw_reg_svfa_mt { 1557 MLXSW_REG_SVFA_MT_VID_TO_FID, 1558 MLXSW_REG_SVFA_MT_PORT_VID_TO_FID, 1559 }; 1560 1561 /* reg_svfa_mapping_table 1562 * Mapping table: 1563 * 0 - VID to FID 1564 * 1 - {Port, VID} to FID 1565 * Access: Index 1566 * 1567 * Note: Reserved for SwitchX-2. 1568 */ 1569 MLXSW_ITEM32(reg, svfa, mapping_table, 0x00, 8, 3); 1570 1571 /* reg_svfa_v 1572 * Valid. 1573 * Valid if set. 1574 * Access: RW 1575 * 1576 * Note: Reserved for SwitchX-2. 1577 */ 1578 MLXSW_ITEM32(reg, svfa, v, 0x00, 0, 1); 1579 1580 /* reg_svfa_fid 1581 * Filtering ID. 1582 * Access: RW 1583 */ 1584 MLXSW_ITEM32(reg, svfa, fid, 0x04, 16, 16); 1585 1586 /* reg_svfa_vid 1587 * VLAN ID. 1588 * Access: Index 1589 */ 1590 MLXSW_ITEM32(reg, svfa, vid, 0x04, 0, 12); 1591 1592 /* reg_svfa_counter_set_type 1593 * Counter set type for flow counters. 1594 * Access: RW 1595 * 1596 * Note: Reserved for SwitchX-2. 1597 */ 1598 MLXSW_ITEM32(reg, svfa, counter_set_type, 0x08, 24, 8); 1599 1600 /* reg_svfa_counter_index 1601 * Counter index for flow counters. 1602 * Access: RW 1603 * 1604 * Note: Reserved for SwitchX-2. 1605 */ 1606 MLXSW_ITEM32(reg, svfa, counter_index, 0x08, 0, 24); 1607 1608 static inline void mlxsw_reg_svfa_pack(char *payload, u8 local_port, 1609 enum mlxsw_reg_svfa_mt mt, bool valid, 1610 u16 fid, u16 vid) 1611 { 1612 MLXSW_REG_ZERO(svfa, payload); 1613 local_port = mt == MLXSW_REG_SVFA_MT_VID_TO_FID ? 0 : local_port; 1614 mlxsw_reg_svfa_swid_set(payload, 0); 1615 mlxsw_reg_svfa_local_port_set(payload, local_port); 1616 mlxsw_reg_svfa_mapping_table_set(payload, mt); 1617 mlxsw_reg_svfa_v_set(payload, valid); 1618 mlxsw_reg_svfa_fid_set(payload, fid); 1619 mlxsw_reg_svfa_vid_set(payload, vid); 1620 } 1621 1622 /* SVPE - Switch Virtual-Port Enabling Register 1623 * -------------------------------------------- 1624 * Enables port virtualization. 1625 */ 1626 #define MLXSW_REG_SVPE_ID 0x201E 1627 #define MLXSW_REG_SVPE_LEN 0x4 1628 1629 static const struct mlxsw_reg_info mlxsw_reg_svpe = { 1630 .id = MLXSW_REG_SVPE_ID, 1631 .len = MLXSW_REG_SVPE_LEN, 1632 }; 1633 1634 /* reg_svpe_local_port 1635 * Local port number 1636 * Access: Index 1637 * 1638 * Note: CPU port is not supported (uses VLAN mode only). 1639 */ 1640 MLXSW_ITEM32(reg, svpe, local_port, 0x00, 16, 8); 1641 1642 /* reg_svpe_vp_en 1643 * Virtual port enable. 1644 * 0 - Disable, VLAN mode (VID to FID). 1645 * 1 - Enable, Virtual port mode ({Port, VID} to FID). 1646 * Access: RW 1647 */ 1648 MLXSW_ITEM32(reg, svpe, vp_en, 0x00, 8, 1); 1649 1650 static inline void mlxsw_reg_svpe_pack(char *payload, u8 local_port, 1651 bool enable) 1652 { 1653 MLXSW_REG_ZERO(svpe, payload); 1654 mlxsw_reg_svpe_local_port_set(payload, local_port); 1655 mlxsw_reg_svpe_vp_en_set(payload, enable); 1656 } 1657 1658 /* SFMR - Switch FID Management Register 1659 * ------------------------------------- 1660 * Creates and configures FIDs. 1661 */ 1662 #define MLXSW_REG_SFMR_ID 0x201F 1663 #define MLXSW_REG_SFMR_LEN 0x18 1664 1665 static const struct mlxsw_reg_info mlxsw_reg_sfmr = { 1666 .id = MLXSW_REG_SFMR_ID, 1667 .len = MLXSW_REG_SFMR_LEN, 1668 }; 1669 1670 enum mlxsw_reg_sfmr_op { 1671 MLXSW_REG_SFMR_OP_CREATE_FID, 1672 MLXSW_REG_SFMR_OP_DESTROY_FID, 1673 }; 1674 1675 /* reg_sfmr_op 1676 * Operation. 1677 * 0 - Create or edit FID. 1678 * 1 - Destroy FID. 1679 * Access: WO 1680 */ 1681 MLXSW_ITEM32(reg, sfmr, op, 0x00, 24, 4); 1682 1683 /* reg_sfmr_fid 1684 * Filtering ID. 1685 * Access: Index 1686 */ 1687 MLXSW_ITEM32(reg, sfmr, fid, 0x00, 0, 16); 1688 1689 /* reg_sfmr_fid_offset 1690 * FID offset. 1691 * Used to point into the flooding table selected by SFGC register if 1692 * the table is of type FID-Offset. Otherwise, this field is reserved. 1693 * Access: RW 1694 */ 1695 MLXSW_ITEM32(reg, sfmr, fid_offset, 0x08, 0, 16); 1696 1697 /* reg_sfmr_vtfp 1698 * Valid Tunnel Flood Pointer. 1699 * If not set, then nve_tunnel_flood_ptr is reserved and considered NULL. 1700 * Access: RW 1701 * 1702 * Note: Reserved for 802.1Q FIDs. 1703 */ 1704 MLXSW_ITEM32(reg, sfmr, vtfp, 0x0C, 31, 1); 1705 1706 /* reg_sfmr_nve_tunnel_flood_ptr 1707 * Underlay Flooding and BC Pointer. 1708 * Used as a pointer to the first entry of the group based link lists of 1709 * flooding or BC entries (for NVE tunnels). 1710 * Access: RW 1711 */ 1712 MLXSW_ITEM32(reg, sfmr, nve_tunnel_flood_ptr, 0x0C, 0, 24); 1713 1714 /* reg_sfmr_vv 1715 * VNI Valid. 1716 * If not set, then vni is reserved. 1717 * Access: RW 1718 * 1719 * Note: Reserved for 802.1Q FIDs. 1720 */ 1721 MLXSW_ITEM32(reg, sfmr, vv, 0x10, 31, 1); 1722 1723 /* reg_sfmr_vni 1724 * Virtual Network Identifier. 1725 * Access: RW 1726 * 1727 * Note: A given VNI can only be assigned to one FID. 1728 */ 1729 MLXSW_ITEM32(reg, sfmr, vni, 0x10, 0, 24); 1730 1731 static inline void mlxsw_reg_sfmr_pack(char *payload, 1732 enum mlxsw_reg_sfmr_op op, u16 fid, 1733 u16 fid_offset) 1734 { 1735 MLXSW_REG_ZERO(sfmr, payload); 1736 mlxsw_reg_sfmr_op_set(payload, op); 1737 mlxsw_reg_sfmr_fid_set(payload, fid); 1738 mlxsw_reg_sfmr_fid_offset_set(payload, fid_offset); 1739 mlxsw_reg_sfmr_vtfp_set(payload, false); 1740 mlxsw_reg_sfmr_vv_set(payload, false); 1741 } 1742 1743 /* SPVMLR - Switch Port VLAN MAC Learning Register 1744 * ----------------------------------------------- 1745 * Controls the switch MAC learning policy per {Port, VID}. 1746 */ 1747 #define MLXSW_REG_SPVMLR_ID 0x2020 1748 #define MLXSW_REG_SPVMLR_BASE_LEN 0x04 /* base length, without records */ 1749 #define MLXSW_REG_SPVMLR_REC_LEN 0x04 /* record length */ 1750 #define MLXSW_REG_SPVMLR_REC_MAX_COUNT 256 1751 #define MLXSW_REG_SPVMLR_LEN (MLXSW_REG_SPVMLR_BASE_LEN + \ 1752 MLXSW_REG_SPVMLR_REC_LEN * \ 1753 MLXSW_REG_SPVMLR_REC_MAX_COUNT) 1754 1755 static const struct mlxsw_reg_info mlxsw_reg_spvmlr = { 1756 .id = MLXSW_REG_SPVMLR_ID, 1757 .len = MLXSW_REG_SPVMLR_LEN, 1758 }; 1759 1760 /* reg_spvmlr_local_port 1761 * Local ingress port. 1762 * Access: Index 1763 * 1764 * Note: CPU port is not supported. 1765 */ 1766 MLXSW_ITEM32(reg, spvmlr, local_port, 0x00, 16, 8); 1767 1768 /* reg_spvmlr_num_rec 1769 * Number of records to update. 1770 * Access: OP 1771 */ 1772 MLXSW_ITEM32(reg, spvmlr, num_rec, 0x00, 0, 8); 1773 1774 /* reg_spvmlr_rec_learn_enable 1775 * 0 - Disable learning for {Port, VID}. 1776 * 1 - Enable learning for {Port, VID}. 1777 * Access: RW 1778 */ 1779 MLXSW_ITEM32_INDEXED(reg, spvmlr, rec_learn_enable, MLXSW_REG_SPVMLR_BASE_LEN, 1780 31, 1, MLXSW_REG_SPVMLR_REC_LEN, 0x00, false); 1781 1782 /* reg_spvmlr_rec_vid 1783 * VLAN ID to be added/removed from port or for querying. 1784 * Access: Index 1785 */ 1786 MLXSW_ITEM32_INDEXED(reg, spvmlr, rec_vid, MLXSW_REG_SPVMLR_BASE_LEN, 0, 12, 1787 MLXSW_REG_SPVMLR_REC_LEN, 0x00, false); 1788 1789 static inline void mlxsw_reg_spvmlr_pack(char *payload, u8 local_port, 1790 u16 vid_begin, u16 vid_end, 1791 bool learn_enable) 1792 { 1793 int num_rec = vid_end - vid_begin + 1; 1794 int i; 1795 1796 WARN_ON(num_rec < 1 || num_rec > MLXSW_REG_SPVMLR_REC_MAX_COUNT); 1797 1798 MLXSW_REG_ZERO(spvmlr, payload); 1799 mlxsw_reg_spvmlr_local_port_set(payload, local_port); 1800 mlxsw_reg_spvmlr_num_rec_set(payload, num_rec); 1801 1802 for (i = 0; i < num_rec; i++) { 1803 mlxsw_reg_spvmlr_rec_learn_enable_set(payload, i, learn_enable); 1804 mlxsw_reg_spvmlr_rec_vid_set(payload, i, vid_begin + i); 1805 } 1806 } 1807 1808 /* QTCT - QoS Switch Traffic Class Table 1809 * ------------------------------------- 1810 * Configures the mapping between the packet switch priority and the 1811 * traffic class on the transmit port. 1812 */ 1813 #define MLXSW_REG_QTCT_ID 0x400A 1814 #define MLXSW_REG_QTCT_LEN 0x08 1815 1816 static const struct mlxsw_reg_info mlxsw_reg_qtct = { 1817 .id = MLXSW_REG_QTCT_ID, 1818 .len = MLXSW_REG_QTCT_LEN, 1819 }; 1820 1821 /* reg_qtct_local_port 1822 * Local port number. 1823 * Access: Index 1824 * 1825 * Note: CPU port is not supported. 1826 */ 1827 MLXSW_ITEM32(reg, qtct, local_port, 0x00, 16, 8); 1828 1829 /* reg_qtct_sub_port 1830 * Virtual port within the physical port. 1831 * Should be set to 0 when virtual ports are not enabled on the port. 1832 * Access: Index 1833 */ 1834 MLXSW_ITEM32(reg, qtct, sub_port, 0x00, 8, 8); 1835 1836 /* reg_qtct_switch_prio 1837 * Switch priority. 1838 * Access: Index 1839 */ 1840 MLXSW_ITEM32(reg, qtct, switch_prio, 0x00, 0, 4); 1841 1842 /* reg_qtct_tclass 1843 * Traffic class. 1844 * Default values: 1845 * switch_prio 0 : tclass 1 1846 * switch_prio 1 : tclass 0 1847 * switch_prio i : tclass i, for i > 1 1848 * Access: RW 1849 */ 1850 MLXSW_ITEM32(reg, qtct, tclass, 0x04, 0, 4); 1851 1852 static inline void mlxsw_reg_qtct_pack(char *payload, u8 local_port, 1853 u8 switch_prio, u8 tclass) 1854 { 1855 MLXSW_REG_ZERO(qtct, payload); 1856 mlxsw_reg_qtct_local_port_set(payload, local_port); 1857 mlxsw_reg_qtct_switch_prio_set(payload, switch_prio); 1858 mlxsw_reg_qtct_tclass_set(payload, tclass); 1859 } 1860 1861 /* QEEC - QoS ETS Element Configuration Register 1862 * --------------------------------------------- 1863 * Configures the ETS elements. 1864 */ 1865 #define MLXSW_REG_QEEC_ID 0x400D 1866 #define MLXSW_REG_QEEC_LEN 0x1C 1867 1868 static const struct mlxsw_reg_info mlxsw_reg_qeec = { 1869 .id = MLXSW_REG_QEEC_ID, 1870 .len = MLXSW_REG_QEEC_LEN, 1871 }; 1872 1873 /* reg_qeec_local_port 1874 * Local port number. 1875 * Access: Index 1876 * 1877 * Note: CPU port is supported. 1878 */ 1879 MLXSW_ITEM32(reg, qeec, local_port, 0x00, 16, 8); 1880 1881 enum mlxsw_reg_qeec_hr { 1882 MLXSW_REG_QEEC_HIERARCY_PORT, 1883 MLXSW_REG_QEEC_HIERARCY_GROUP, 1884 MLXSW_REG_QEEC_HIERARCY_SUBGROUP, 1885 MLXSW_REG_QEEC_HIERARCY_TC, 1886 }; 1887 1888 /* reg_qeec_element_hierarchy 1889 * 0 - Port 1890 * 1 - Group 1891 * 2 - Subgroup 1892 * 3 - Traffic Class 1893 * Access: Index 1894 */ 1895 MLXSW_ITEM32(reg, qeec, element_hierarchy, 0x04, 16, 4); 1896 1897 /* reg_qeec_element_index 1898 * The index of the element in the hierarchy. 1899 * Access: Index 1900 */ 1901 MLXSW_ITEM32(reg, qeec, element_index, 0x04, 0, 8); 1902 1903 /* reg_qeec_next_element_index 1904 * The index of the next (lower) element in the hierarchy. 1905 * Access: RW 1906 * 1907 * Note: Reserved for element_hierarchy 0. 1908 */ 1909 MLXSW_ITEM32(reg, qeec, next_element_index, 0x08, 0, 8); 1910 1911 enum { 1912 MLXSW_REG_QEEC_BYTES_MODE, 1913 MLXSW_REG_QEEC_PACKETS_MODE, 1914 }; 1915 1916 /* reg_qeec_pb 1917 * Packets or bytes mode. 1918 * 0 - Bytes mode 1919 * 1 - Packets mode 1920 * Access: RW 1921 * 1922 * Note: Used for max shaper configuration. For Spectrum, packets mode 1923 * is supported only for traffic classes of CPU port. 1924 */ 1925 MLXSW_ITEM32(reg, qeec, pb, 0x0C, 28, 1); 1926 1927 /* reg_qeec_mase 1928 * Max shaper configuration enable. Enables configuration of the max 1929 * shaper on this ETS element. 1930 * 0 - Disable 1931 * 1 - Enable 1932 * Access: RW 1933 */ 1934 MLXSW_ITEM32(reg, qeec, mase, 0x10, 31, 1); 1935 1936 /* A large max rate will disable the max shaper. */ 1937 #define MLXSW_REG_QEEC_MAS_DIS 200000000 /* Kbps */ 1938 1939 /* reg_qeec_max_shaper_rate 1940 * Max shaper information rate. 1941 * For CPU port, can only be configured for port hierarchy. 1942 * When in bytes mode, value is specified in units of 1000bps. 1943 * Access: RW 1944 */ 1945 MLXSW_ITEM32(reg, qeec, max_shaper_rate, 0x10, 0, 28); 1946 1947 /* reg_qeec_de 1948 * DWRR configuration enable. Enables configuration of the dwrr and 1949 * dwrr_weight. 1950 * 0 - Disable 1951 * 1 - Enable 1952 * Access: RW 1953 */ 1954 MLXSW_ITEM32(reg, qeec, de, 0x18, 31, 1); 1955 1956 /* reg_qeec_dwrr 1957 * Transmission selection algorithm to use on the link going down from 1958 * the ETS element. 1959 * 0 - Strict priority 1960 * 1 - DWRR 1961 * Access: RW 1962 */ 1963 MLXSW_ITEM32(reg, qeec, dwrr, 0x18, 15, 1); 1964 1965 /* reg_qeec_dwrr_weight 1966 * DWRR weight on the link going down from the ETS element. The 1967 * percentage of bandwidth guaranteed to an ETS element within 1968 * its hierarchy. The sum of all weights across all ETS elements 1969 * within one hierarchy should be equal to 100. Reserved when 1970 * transmission selection algorithm is strict priority. 1971 * Access: RW 1972 */ 1973 MLXSW_ITEM32(reg, qeec, dwrr_weight, 0x18, 0, 8); 1974 1975 static inline void mlxsw_reg_qeec_pack(char *payload, u8 local_port, 1976 enum mlxsw_reg_qeec_hr hr, u8 index, 1977 u8 next_index) 1978 { 1979 MLXSW_REG_ZERO(qeec, payload); 1980 mlxsw_reg_qeec_local_port_set(payload, local_port); 1981 mlxsw_reg_qeec_element_hierarchy_set(payload, hr); 1982 mlxsw_reg_qeec_element_index_set(payload, index); 1983 mlxsw_reg_qeec_next_element_index_set(payload, next_index); 1984 } 1985 1986 /* PMLP - Ports Module to Local Port Register 1987 * ------------------------------------------ 1988 * Configures the assignment of modules to local ports. 1989 */ 1990 #define MLXSW_REG_PMLP_ID 0x5002 1991 #define MLXSW_REG_PMLP_LEN 0x40 1992 1993 static const struct mlxsw_reg_info mlxsw_reg_pmlp = { 1994 .id = MLXSW_REG_PMLP_ID, 1995 .len = MLXSW_REG_PMLP_LEN, 1996 }; 1997 1998 /* reg_pmlp_rxtx 1999 * 0 - Tx value is used for both Tx and Rx. 2000 * 1 - Rx value is taken from a separte field. 2001 * Access: RW 2002 */ 2003 MLXSW_ITEM32(reg, pmlp, rxtx, 0x00, 31, 1); 2004 2005 /* reg_pmlp_local_port 2006 * Local port number. 2007 * Access: Index 2008 */ 2009 MLXSW_ITEM32(reg, pmlp, local_port, 0x00, 16, 8); 2010 2011 /* reg_pmlp_width 2012 * 0 - Unmap local port. 2013 * 1 - Lane 0 is used. 2014 * 2 - Lanes 0 and 1 are used. 2015 * 4 - Lanes 0, 1, 2 and 3 are used. 2016 * Access: RW 2017 */ 2018 MLXSW_ITEM32(reg, pmlp, width, 0x00, 0, 8); 2019 2020 /* reg_pmlp_module 2021 * Module number. 2022 * Access: RW 2023 */ 2024 MLXSW_ITEM32_INDEXED(reg, pmlp, module, 0x04, 0, 8, 0x04, 0x00, false); 2025 2026 /* reg_pmlp_tx_lane 2027 * Tx Lane. When rxtx field is cleared, this field is used for Rx as well. 2028 * Access: RW 2029 */ 2030 MLXSW_ITEM32_INDEXED(reg, pmlp, tx_lane, 0x04, 16, 2, 0x04, 0x00, false); 2031 2032 /* reg_pmlp_rx_lane 2033 * Rx Lane. When rxtx field is cleared, this field is ignored and Rx lane is 2034 * equal to Tx lane. 2035 * Access: RW 2036 */ 2037 MLXSW_ITEM32_INDEXED(reg, pmlp, rx_lane, 0x04, 24, 2, 0x04, 0x00, false); 2038 2039 static inline void mlxsw_reg_pmlp_pack(char *payload, u8 local_port) 2040 { 2041 MLXSW_REG_ZERO(pmlp, payload); 2042 mlxsw_reg_pmlp_local_port_set(payload, local_port); 2043 } 2044 2045 /* PMTU - Port MTU Register 2046 * ------------------------ 2047 * Configures and reports the port MTU. 2048 */ 2049 #define MLXSW_REG_PMTU_ID 0x5003 2050 #define MLXSW_REG_PMTU_LEN 0x10 2051 2052 static const struct mlxsw_reg_info mlxsw_reg_pmtu = { 2053 .id = MLXSW_REG_PMTU_ID, 2054 .len = MLXSW_REG_PMTU_LEN, 2055 }; 2056 2057 /* reg_pmtu_local_port 2058 * Local port number. 2059 * Access: Index 2060 */ 2061 MLXSW_ITEM32(reg, pmtu, local_port, 0x00, 16, 8); 2062 2063 /* reg_pmtu_max_mtu 2064 * Maximum MTU. 2065 * When port type (e.g. Ethernet) is configured, the relevant MTU is 2066 * reported, otherwise the minimum between the max_mtu of the different 2067 * types is reported. 2068 * Access: RO 2069 */ 2070 MLXSW_ITEM32(reg, pmtu, max_mtu, 0x04, 16, 16); 2071 2072 /* reg_pmtu_admin_mtu 2073 * MTU value to set port to. Must be smaller or equal to max_mtu. 2074 * Note: If port type is Infiniband, then port must be disabled, when its 2075 * MTU is set. 2076 * Access: RW 2077 */ 2078 MLXSW_ITEM32(reg, pmtu, admin_mtu, 0x08, 16, 16); 2079 2080 /* reg_pmtu_oper_mtu 2081 * The actual MTU configured on the port. Packets exceeding this size 2082 * will be dropped. 2083 * Note: In Ethernet and FC oper_mtu == admin_mtu, however, in Infiniband 2084 * oper_mtu might be smaller than admin_mtu. 2085 * Access: RO 2086 */ 2087 MLXSW_ITEM32(reg, pmtu, oper_mtu, 0x0C, 16, 16); 2088 2089 static inline void mlxsw_reg_pmtu_pack(char *payload, u8 local_port, 2090 u16 new_mtu) 2091 { 2092 MLXSW_REG_ZERO(pmtu, payload); 2093 mlxsw_reg_pmtu_local_port_set(payload, local_port); 2094 mlxsw_reg_pmtu_max_mtu_set(payload, 0); 2095 mlxsw_reg_pmtu_admin_mtu_set(payload, new_mtu); 2096 mlxsw_reg_pmtu_oper_mtu_set(payload, 0); 2097 } 2098 2099 /* PTYS - Port Type and Speed Register 2100 * ----------------------------------- 2101 * Configures and reports the port speed type. 2102 * 2103 * Note: When set while the link is up, the changes will not take effect 2104 * until the port transitions from down to up state. 2105 */ 2106 #define MLXSW_REG_PTYS_ID 0x5004 2107 #define MLXSW_REG_PTYS_LEN 0x40 2108 2109 static const struct mlxsw_reg_info mlxsw_reg_ptys = { 2110 .id = MLXSW_REG_PTYS_ID, 2111 .len = MLXSW_REG_PTYS_LEN, 2112 }; 2113 2114 /* reg_ptys_local_port 2115 * Local port number. 2116 * Access: Index 2117 */ 2118 MLXSW_ITEM32(reg, ptys, local_port, 0x00, 16, 8); 2119 2120 #define MLXSW_REG_PTYS_PROTO_MASK_ETH BIT(2) 2121 2122 /* reg_ptys_proto_mask 2123 * Protocol mask. Indicates which protocol is used. 2124 * 0 - Infiniband. 2125 * 1 - Fibre Channel. 2126 * 2 - Ethernet. 2127 * Access: Index 2128 */ 2129 MLXSW_ITEM32(reg, ptys, proto_mask, 0x00, 0, 3); 2130 2131 #define MLXSW_REG_PTYS_ETH_SPEED_SGMII BIT(0) 2132 #define MLXSW_REG_PTYS_ETH_SPEED_1000BASE_KX BIT(1) 2133 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CX4 BIT(2) 2134 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KX4 BIT(3) 2135 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KR BIT(4) 2136 #define MLXSW_REG_PTYS_ETH_SPEED_20GBASE_KR2 BIT(5) 2137 #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_CR4 BIT(6) 2138 #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_KR4 BIT(7) 2139 #define MLXSW_REG_PTYS_ETH_SPEED_56GBASE_R4 BIT(8) 2140 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CR BIT(12) 2141 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_SR BIT(13) 2142 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_ER_LR BIT(14) 2143 #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_SR4 BIT(15) 2144 #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_LR4_ER4 BIT(16) 2145 #define MLXSW_REG_PTYS_ETH_SPEED_50GBASE_KR4 BIT(19) 2146 #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_CR4 BIT(20) 2147 #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_SR4 BIT(21) 2148 #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4 BIT(22) 2149 #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_LR4_ER4 BIT(23) 2150 #define MLXSW_REG_PTYS_ETH_SPEED_100BASE_TX BIT(24) 2151 #define MLXSW_REG_PTYS_ETH_SPEED_100BASE_T BIT(25) 2152 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_T BIT(26) 2153 #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_CR BIT(27) 2154 #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_KR BIT(28) 2155 #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_SR BIT(29) 2156 #define MLXSW_REG_PTYS_ETH_SPEED_50GBASE_CR2 BIT(30) 2157 #define MLXSW_REG_PTYS_ETH_SPEED_50GBASE_KR2 BIT(31) 2158 2159 /* reg_ptys_eth_proto_cap 2160 * Ethernet port supported speeds and protocols. 2161 * Access: RO 2162 */ 2163 MLXSW_ITEM32(reg, ptys, eth_proto_cap, 0x0C, 0, 32); 2164 2165 /* reg_ptys_eth_proto_admin 2166 * Speed and protocol to set port to. 2167 * Access: RW 2168 */ 2169 MLXSW_ITEM32(reg, ptys, eth_proto_admin, 0x18, 0, 32); 2170 2171 /* reg_ptys_eth_proto_oper 2172 * The current speed and protocol configured for the port. 2173 * Access: RO 2174 */ 2175 MLXSW_ITEM32(reg, ptys, eth_proto_oper, 0x24, 0, 32); 2176 2177 static inline void mlxsw_reg_ptys_pack(char *payload, u8 local_port, 2178 u32 proto_admin) 2179 { 2180 MLXSW_REG_ZERO(ptys, payload); 2181 mlxsw_reg_ptys_local_port_set(payload, local_port); 2182 mlxsw_reg_ptys_proto_mask_set(payload, MLXSW_REG_PTYS_PROTO_MASK_ETH); 2183 mlxsw_reg_ptys_eth_proto_admin_set(payload, proto_admin); 2184 } 2185 2186 static inline void mlxsw_reg_ptys_unpack(char *payload, u32 *p_eth_proto_cap, 2187 u32 *p_eth_proto_adm, 2188 u32 *p_eth_proto_oper) 2189 { 2190 if (p_eth_proto_cap) 2191 *p_eth_proto_cap = mlxsw_reg_ptys_eth_proto_cap_get(payload); 2192 if (p_eth_proto_adm) 2193 *p_eth_proto_adm = mlxsw_reg_ptys_eth_proto_admin_get(payload); 2194 if (p_eth_proto_oper) 2195 *p_eth_proto_oper = mlxsw_reg_ptys_eth_proto_oper_get(payload); 2196 } 2197 2198 /* PPAD - Port Physical Address Register 2199 * ------------------------------------- 2200 * The PPAD register configures the per port physical MAC address. 2201 */ 2202 #define MLXSW_REG_PPAD_ID 0x5005 2203 #define MLXSW_REG_PPAD_LEN 0x10 2204 2205 static const struct mlxsw_reg_info mlxsw_reg_ppad = { 2206 .id = MLXSW_REG_PPAD_ID, 2207 .len = MLXSW_REG_PPAD_LEN, 2208 }; 2209 2210 /* reg_ppad_single_base_mac 2211 * 0: base_mac, local port should be 0 and mac[7:0] is 2212 * reserved. HW will set incremental 2213 * 1: single_mac - mac of the local_port 2214 * Access: RW 2215 */ 2216 MLXSW_ITEM32(reg, ppad, single_base_mac, 0x00, 28, 1); 2217 2218 /* reg_ppad_local_port 2219 * port number, if single_base_mac = 0 then local_port is reserved 2220 * Access: RW 2221 */ 2222 MLXSW_ITEM32(reg, ppad, local_port, 0x00, 16, 8); 2223 2224 /* reg_ppad_mac 2225 * If single_base_mac = 0 - base MAC address, mac[7:0] is reserved. 2226 * If single_base_mac = 1 - the per port MAC address 2227 * Access: RW 2228 */ 2229 MLXSW_ITEM_BUF(reg, ppad, mac, 0x02, 6); 2230 2231 static inline void mlxsw_reg_ppad_pack(char *payload, bool single_base_mac, 2232 u8 local_port) 2233 { 2234 MLXSW_REG_ZERO(ppad, payload); 2235 mlxsw_reg_ppad_single_base_mac_set(payload, !!single_base_mac); 2236 mlxsw_reg_ppad_local_port_set(payload, local_port); 2237 } 2238 2239 /* PAOS - Ports Administrative and Operational Status Register 2240 * ----------------------------------------------------------- 2241 * Configures and retrieves per port administrative and operational status. 2242 */ 2243 #define MLXSW_REG_PAOS_ID 0x5006 2244 #define MLXSW_REG_PAOS_LEN 0x10 2245 2246 static const struct mlxsw_reg_info mlxsw_reg_paos = { 2247 .id = MLXSW_REG_PAOS_ID, 2248 .len = MLXSW_REG_PAOS_LEN, 2249 }; 2250 2251 /* reg_paos_swid 2252 * Switch partition ID with which to associate the port. 2253 * Note: while external ports uses unique local port numbers (and thus swid is 2254 * redundant), router ports use the same local port number where swid is the 2255 * only indication for the relevant port. 2256 * Access: Index 2257 */ 2258 MLXSW_ITEM32(reg, paos, swid, 0x00, 24, 8); 2259 2260 /* reg_paos_local_port 2261 * Local port number. 2262 * Access: Index 2263 */ 2264 MLXSW_ITEM32(reg, paos, local_port, 0x00, 16, 8); 2265 2266 /* reg_paos_admin_status 2267 * Port administrative state (the desired state of the port): 2268 * 1 - Up. 2269 * 2 - Down. 2270 * 3 - Up once. This means that in case of link failure, the port won't go 2271 * into polling mode, but will wait to be re-enabled by software. 2272 * 4 - Disabled by system. Can only be set by hardware. 2273 * Access: RW 2274 */ 2275 MLXSW_ITEM32(reg, paos, admin_status, 0x00, 8, 4); 2276 2277 /* reg_paos_oper_status 2278 * Port operational state (the current state): 2279 * 1 - Up. 2280 * 2 - Down. 2281 * 3 - Down by port failure. This means that the device will not let the 2282 * port up again until explicitly specified by software. 2283 * Access: RO 2284 */ 2285 MLXSW_ITEM32(reg, paos, oper_status, 0x00, 0, 4); 2286 2287 /* reg_paos_ase 2288 * Admin state update enabled. 2289 * Access: WO 2290 */ 2291 MLXSW_ITEM32(reg, paos, ase, 0x04, 31, 1); 2292 2293 /* reg_paos_ee 2294 * Event update enable. If this bit is set, event generation will be 2295 * updated based on the e field. 2296 * Access: WO 2297 */ 2298 MLXSW_ITEM32(reg, paos, ee, 0x04, 30, 1); 2299 2300 /* reg_paos_e 2301 * Event generation on operational state change: 2302 * 0 - Do not generate event. 2303 * 1 - Generate Event. 2304 * 2 - Generate Single Event. 2305 * Access: RW 2306 */ 2307 MLXSW_ITEM32(reg, paos, e, 0x04, 0, 2); 2308 2309 static inline void mlxsw_reg_paos_pack(char *payload, u8 local_port, 2310 enum mlxsw_port_admin_status status) 2311 { 2312 MLXSW_REG_ZERO(paos, payload); 2313 mlxsw_reg_paos_swid_set(payload, 0); 2314 mlxsw_reg_paos_local_port_set(payload, local_port); 2315 mlxsw_reg_paos_admin_status_set(payload, status); 2316 mlxsw_reg_paos_oper_status_set(payload, 0); 2317 mlxsw_reg_paos_ase_set(payload, 1); 2318 mlxsw_reg_paos_ee_set(payload, 1); 2319 mlxsw_reg_paos_e_set(payload, 1); 2320 } 2321 2322 /* PFCC - Ports Flow Control Configuration Register 2323 * ------------------------------------------------ 2324 * Configures and retrieves the per port flow control configuration. 2325 */ 2326 #define MLXSW_REG_PFCC_ID 0x5007 2327 #define MLXSW_REG_PFCC_LEN 0x20 2328 2329 static const struct mlxsw_reg_info mlxsw_reg_pfcc = { 2330 .id = MLXSW_REG_PFCC_ID, 2331 .len = MLXSW_REG_PFCC_LEN, 2332 }; 2333 2334 /* reg_pfcc_local_port 2335 * Local port number. 2336 * Access: Index 2337 */ 2338 MLXSW_ITEM32(reg, pfcc, local_port, 0x00, 16, 8); 2339 2340 /* reg_pfcc_pnat 2341 * Port number access type. Determines the way local_port is interpreted: 2342 * 0 - Local port number. 2343 * 1 - IB / label port number. 2344 * Access: Index 2345 */ 2346 MLXSW_ITEM32(reg, pfcc, pnat, 0x00, 14, 2); 2347 2348 /* reg_pfcc_shl_cap 2349 * Send to higher layers capabilities: 2350 * 0 - No capability of sending Pause and PFC frames to higher layers. 2351 * 1 - Device has capability of sending Pause and PFC frames to higher 2352 * layers. 2353 * Access: RO 2354 */ 2355 MLXSW_ITEM32(reg, pfcc, shl_cap, 0x00, 1, 1); 2356 2357 /* reg_pfcc_shl_opr 2358 * Send to higher layers operation: 2359 * 0 - Pause and PFC frames are handled by the port (default). 2360 * 1 - Pause and PFC frames are handled by the port and also sent to 2361 * higher layers. Only valid if shl_cap = 1. 2362 * Access: RW 2363 */ 2364 MLXSW_ITEM32(reg, pfcc, shl_opr, 0x00, 0, 1); 2365 2366 /* reg_pfcc_ppan 2367 * Pause policy auto negotiation. 2368 * 0 - Disabled. Generate / ignore Pause frames based on pptx / pprtx. 2369 * 1 - Enabled. When auto-negotiation is performed, set the Pause policy 2370 * based on the auto-negotiation resolution. 2371 * Access: RW 2372 * 2373 * Note: The auto-negotiation advertisement is set according to pptx and 2374 * pprtx. When PFC is set on Tx / Rx, ppan must be set to 0. 2375 */ 2376 MLXSW_ITEM32(reg, pfcc, ppan, 0x04, 28, 4); 2377 2378 /* reg_pfcc_prio_mask_tx 2379 * Bit per priority indicating if Tx flow control policy should be 2380 * updated based on bit pfctx. 2381 * Access: WO 2382 */ 2383 MLXSW_ITEM32(reg, pfcc, prio_mask_tx, 0x04, 16, 8); 2384 2385 /* reg_pfcc_prio_mask_rx 2386 * Bit per priority indicating if Rx flow control policy should be 2387 * updated based on bit pfcrx. 2388 * Access: WO 2389 */ 2390 MLXSW_ITEM32(reg, pfcc, prio_mask_rx, 0x04, 0, 8); 2391 2392 /* reg_pfcc_pptx 2393 * Admin Pause policy on Tx. 2394 * 0 - Never generate Pause frames (default). 2395 * 1 - Generate Pause frames according to Rx buffer threshold. 2396 * Access: RW 2397 */ 2398 MLXSW_ITEM32(reg, pfcc, pptx, 0x08, 31, 1); 2399 2400 /* reg_pfcc_aptx 2401 * Active (operational) Pause policy on Tx. 2402 * 0 - Never generate Pause frames. 2403 * 1 - Generate Pause frames according to Rx buffer threshold. 2404 * Access: RO 2405 */ 2406 MLXSW_ITEM32(reg, pfcc, aptx, 0x08, 30, 1); 2407 2408 /* reg_pfcc_pfctx 2409 * Priority based flow control policy on Tx[7:0]. Per-priority bit mask: 2410 * 0 - Never generate priority Pause frames on the specified priority 2411 * (default). 2412 * 1 - Generate priority Pause frames according to Rx buffer threshold on 2413 * the specified priority. 2414 * Access: RW 2415 * 2416 * Note: pfctx and pptx must be mutually exclusive. 2417 */ 2418 MLXSW_ITEM32(reg, pfcc, pfctx, 0x08, 16, 8); 2419 2420 /* reg_pfcc_pprx 2421 * Admin Pause policy on Rx. 2422 * 0 - Ignore received Pause frames (default). 2423 * 1 - Respect received Pause frames. 2424 * Access: RW 2425 */ 2426 MLXSW_ITEM32(reg, pfcc, pprx, 0x0C, 31, 1); 2427 2428 /* reg_pfcc_aprx 2429 * Active (operational) Pause policy on Rx. 2430 * 0 - Ignore received Pause frames. 2431 * 1 - Respect received Pause frames. 2432 * Access: RO 2433 */ 2434 MLXSW_ITEM32(reg, pfcc, aprx, 0x0C, 30, 1); 2435 2436 /* reg_pfcc_pfcrx 2437 * Priority based flow control policy on Rx[7:0]. Per-priority bit mask: 2438 * 0 - Ignore incoming priority Pause frames on the specified priority 2439 * (default). 2440 * 1 - Respect incoming priority Pause frames on the specified priority. 2441 * Access: RW 2442 */ 2443 MLXSW_ITEM32(reg, pfcc, pfcrx, 0x0C, 16, 8); 2444 2445 #define MLXSW_REG_PFCC_ALL_PRIO 0xFF 2446 2447 static inline void mlxsw_reg_pfcc_prio_pack(char *payload, u8 pfc_en) 2448 { 2449 mlxsw_reg_pfcc_prio_mask_tx_set(payload, MLXSW_REG_PFCC_ALL_PRIO); 2450 mlxsw_reg_pfcc_prio_mask_rx_set(payload, MLXSW_REG_PFCC_ALL_PRIO); 2451 mlxsw_reg_pfcc_pfctx_set(payload, pfc_en); 2452 mlxsw_reg_pfcc_pfcrx_set(payload, pfc_en); 2453 } 2454 2455 static inline void mlxsw_reg_pfcc_pack(char *payload, u8 local_port) 2456 { 2457 MLXSW_REG_ZERO(pfcc, payload); 2458 mlxsw_reg_pfcc_local_port_set(payload, local_port); 2459 } 2460 2461 /* PPCNT - Ports Performance Counters Register 2462 * ------------------------------------------- 2463 * The PPCNT register retrieves per port performance counters. 2464 */ 2465 #define MLXSW_REG_PPCNT_ID 0x5008 2466 #define MLXSW_REG_PPCNT_LEN 0x100 2467 2468 static const struct mlxsw_reg_info mlxsw_reg_ppcnt = { 2469 .id = MLXSW_REG_PPCNT_ID, 2470 .len = MLXSW_REG_PPCNT_LEN, 2471 }; 2472 2473 /* reg_ppcnt_swid 2474 * For HCA: must be always 0. 2475 * Switch partition ID to associate port with. 2476 * Switch partitions are numbered from 0 to 7 inclusively. 2477 * Switch partition 254 indicates stacking ports. 2478 * Switch partition 255 indicates all switch partitions. 2479 * Only valid on Set() operation with local_port=255. 2480 * Access: Index 2481 */ 2482 MLXSW_ITEM32(reg, ppcnt, swid, 0x00, 24, 8); 2483 2484 /* reg_ppcnt_local_port 2485 * Local port number. 2486 * 255 indicates all ports on the device, and is only allowed 2487 * for Set() operation. 2488 * Access: Index 2489 */ 2490 MLXSW_ITEM32(reg, ppcnt, local_port, 0x00, 16, 8); 2491 2492 /* reg_ppcnt_pnat 2493 * Port number access type: 2494 * 0 - Local port number 2495 * 1 - IB port number 2496 * Access: Index 2497 */ 2498 MLXSW_ITEM32(reg, ppcnt, pnat, 0x00, 14, 2); 2499 2500 enum mlxsw_reg_ppcnt_grp { 2501 MLXSW_REG_PPCNT_IEEE_8023_CNT = 0x0, 2502 MLXSW_REG_PPCNT_PRIO_CNT = 0x10, 2503 }; 2504 2505 /* reg_ppcnt_grp 2506 * Performance counter group. 2507 * Group 63 indicates all groups. Only valid on Set() operation with 2508 * clr bit set. 2509 * 0x0: IEEE 802.3 Counters 2510 * 0x1: RFC 2863 Counters 2511 * 0x2: RFC 2819 Counters 2512 * 0x3: RFC 3635 Counters 2513 * 0x5: Ethernet Extended Counters 2514 * 0x8: Link Level Retransmission Counters 2515 * 0x10: Per Priority Counters 2516 * 0x11: Per Traffic Class Counters 2517 * 0x12: Physical Layer Counters 2518 * Access: Index 2519 */ 2520 MLXSW_ITEM32(reg, ppcnt, grp, 0x00, 0, 6); 2521 2522 /* reg_ppcnt_clr 2523 * Clear counters. Setting the clr bit will reset the counter value 2524 * for all counters in the counter group. This bit can be set 2525 * for both Set() and Get() operation. 2526 * Access: OP 2527 */ 2528 MLXSW_ITEM32(reg, ppcnt, clr, 0x04, 31, 1); 2529 2530 /* reg_ppcnt_prio_tc 2531 * Priority for counter set that support per priority, valid values: 0-7. 2532 * Traffic class for counter set that support per traffic class, 2533 * valid values: 0- cap_max_tclass-1 . 2534 * For HCA: cap_max_tclass is always 8. 2535 * Otherwise must be 0. 2536 * Access: Index 2537 */ 2538 MLXSW_ITEM32(reg, ppcnt, prio_tc, 0x04, 0, 5); 2539 2540 /* Ethernet IEEE 802.3 Counter Group */ 2541 2542 /* reg_ppcnt_a_frames_transmitted_ok 2543 * Access: RO 2544 */ 2545 MLXSW_ITEM64(reg, ppcnt, a_frames_transmitted_ok, 2546 0x08 + 0x00, 0, 64); 2547 2548 /* reg_ppcnt_a_frames_received_ok 2549 * Access: RO 2550 */ 2551 MLXSW_ITEM64(reg, ppcnt, a_frames_received_ok, 2552 0x08 + 0x08, 0, 64); 2553 2554 /* reg_ppcnt_a_frame_check_sequence_errors 2555 * Access: RO 2556 */ 2557 MLXSW_ITEM64(reg, ppcnt, a_frame_check_sequence_errors, 2558 0x08 + 0x10, 0, 64); 2559 2560 /* reg_ppcnt_a_alignment_errors 2561 * Access: RO 2562 */ 2563 MLXSW_ITEM64(reg, ppcnt, a_alignment_errors, 2564 0x08 + 0x18, 0, 64); 2565 2566 /* reg_ppcnt_a_octets_transmitted_ok 2567 * Access: RO 2568 */ 2569 MLXSW_ITEM64(reg, ppcnt, a_octets_transmitted_ok, 2570 0x08 + 0x20, 0, 64); 2571 2572 /* reg_ppcnt_a_octets_received_ok 2573 * Access: RO 2574 */ 2575 MLXSW_ITEM64(reg, ppcnt, a_octets_received_ok, 2576 0x08 + 0x28, 0, 64); 2577 2578 /* reg_ppcnt_a_multicast_frames_xmitted_ok 2579 * Access: RO 2580 */ 2581 MLXSW_ITEM64(reg, ppcnt, a_multicast_frames_xmitted_ok, 2582 0x08 + 0x30, 0, 64); 2583 2584 /* reg_ppcnt_a_broadcast_frames_xmitted_ok 2585 * Access: RO 2586 */ 2587 MLXSW_ITEM64(reg, ppcnt, a_broadcast_frames_xmitted_ok, 2588 0x08 + 0x38, 0, 64); 2589 2590 /* reg_ppcnt_a_multicast_frames_received_ok 2591 * Access: RO 2592 */ 2593 MLXSW_ITEM64(reg, ppcnt, a_multicast_frames_received_ok, 2594 0x08 + 0x40, 0, 64); 2595 2596 /* reg_ppcnt_a_broadcast_frames_received_ok 2597 * Access: RO 2598 */ 2599 MLXSW_ITEM64(reg, ppcnt, a_broadcast_frames_received_ok, 2600 0x08 + 0x48, 0, 64); 2601 2602 /* reg_ppcnt_a_in_range_length_errors 2603 * Access: RO 2604 */ 2605 MLXSW_ITEM64(reg, ppcnt, a_in_range_length_errors, 2606 0x08 + 0x50, 0, 64); 2607 2608 /* reg_ppcnt_a_out_of_range_length_field 2609 * Access: RO 2610 */ 2611 MLXSW_ITEM64(reg, ppcnt, a_out_of_range_length_field, 2612 0x08 + 0x58, 0, 64); 2613 2614 /* reg_ppcnt_a_frame_too_long_errors 2615 * Access: RO 2616 */ 2617 MLXSW_ITEM64(reg, ppcnt, a_frame_too_long_errors, 2618 0x08 + 0x60, 0, 64); 2619 2620 /* reg_ppcnt_a_symbol_error_during_carrier 2621 * Access: RO 2622 */ 2623 MLXSW_ITEM64(reg, ppcnt, a_symbol_error_during_carrier, 2624 0x08 + 0x68, 0, 64); 2625 2626 /* reg_ppcnt_a_mac_control_frames_transmitted 2627 * Access: RO 2628 */ 2629 MLXSW_ITEM64(reg, ppcnt, a_mac_control_frames_transmitted, 2630 0x08 + 0x70, 0, 64); 2631 2632 /* reg_ppcnt_a_mac_control_frames_received 2633 * Access: RO 2634 */ 2635 MLXSW_ITEM64(reg, ppcnt, a_mac_control_frames_received, 2636 0x08 + 0x78, 0, 64); 2637 2638 /* reg_ppcnt_a_unsupported_opcodes_received 2639 * Access: RO 2640 */ 2641 MLXSW_ITEM64(reg, ppcnt, a_unsupported_opcodes_received, 2642 0x08 + 0x80, 0, 64); 2643 2644 /* reg_ppcnt_a_pause_mac_ctrl_frames_received 2645 * Access: RO 2646 */ 2647 MLXSW_ITEM64(reg, ppcnt, a_pause_mac_ctrl_frames_received, 2648 0x08 + 0x88, 0, 64); 2649 2650 /* reg_ppcnt_a_pause_mac_ctrl_frames_transmitted 2651 * Access: RO 2652 */ 2653 MLXSW_ITEM64(reg, ppcnt, a_pause_mac_ctrl_frames_transmitted, 2654 0x08 + 0x90, 0, 64); 2655 2656 /* Ethernet Per Priority Group Counters */ 2657 2658 /* reg_ppcnt_rx_octets 2659 * Access: RO 2660 */ 2661 MLXSW_ITEM64(reg, ppcnt, rx_octets, 0x08 + 0x00, 0, 64); 2662 2663 /* reg_ppcnt_rx_frames 2664 * Access: RO 2665 */ 2666 MLXSW_ITEM64(reg, ppcnt, rx_frames, 0x08 + 0x20, 0, 64); 2667 2668 /* reg_ppcnt_tx_octets 2669 * Access: RO 2670 */ 2671 MLXSW_ITEM64(reg, ppcnt, tx_octets, 0x08 + 0x28, 0, 64); 2672 2673 /* reg_ppcnt_tx_frames 2674 * Access: RO 2675 */ 2676 MLXSW_ITEM64(reg, ppcnt, tx_frames, 0x08 + 0x48, 0, 64); 2677 2678 /* reg_ppcnt_rx_pause 2679 * Access: RO 2680 */ 2681 MLXSW_ITEM64(reg, ppcnt, rx_pause, 0x08 + 0x50, 0, 64); 2682 2683 /* reg_ppcnt_rx_pause_duration 2684 * Access: RO 2685 */ 2686 MLXSW_ITEM64(reg, ppcnt, rx_pause_duration, 0x08 + 0x58, 0, 64); 2687 2688 /* reg_ppcnt_tx_pause 2689 * Access: RO 2690 */ 2691 MLXSW_ITEM64(reg, ppcnt, tx_pause, 0x08 + 0x60, 0, 64); 2692 2693 /* reg_ppcnt_tx_pause_duration 2694 * Access: RO 2695 */ 2696 MLXSW_ITEM64(reg, ppcnt, tx_pause_duration, 0x08 + 0x68, 0, 64); 2697 2698 /* reg_ppcnt_rx_pause_transition 2699 * Access: RO 2700 */ 2701 MLXSW_ITEM64(reg, ppcnt, tx_pause_transition, 0x08 + 0x70, 0, 64); 2702 2703 static inline void mlxsw_reg_ppcnt_pack(char *payload, u8 local_port, 2704 enum mlxsw_reg_ppcnt_grp grp, 2705 u8 prio_tc) 2706 { 2707 MLXSW_REG_ZERO(ppcnt, payload); 2708 mlxsw_reg_ppcnt_swid_set(payload, 0); 2709 mlxsw_reg_ppcnt_local_port_set(payload, local_port); 2710 mlxsw_reg_ppcnt_pnat_set(payload, 0); 2711 mlxsw_reg_ppcnt_grp_set(payload, grp); 2712 mlxsw_reg_ppcnt_clr_set(payload, 0); 2713 mlxsw_reg_ppcnt_prio_tc_set(payload, prio_tc); 2714 } 2715 2716 /* PPTB - Port Prio To Buffer Register 2717 * ----------------------------------- 2718 * Configures the switch priority to buffer table. 2719 */ 2720 #define MLXSW_REG_PPTB_ID 0x500B 2721 #define MLXSW_REG_PPTB_LEN 0x10 2722 2723 static const struct mlxsw_reg_info mlxsw_reg_pptb = { 2724 .id = MLXSW_REG_PPTB_ID, 2725 .len = MLXSW_REG_PPTB_LEN, 2726 }; 2727 2728 enum { 2729 MLXSW_REG_PPTB_MM_UM, 2730 MLXSW_REG_PPTB_MM_UNICAST, 2731 MLXSW_REG_PPTB_MM_MULTICAST, 2732 }; 2733 2734 /* reg_pptb_mm 2735 * Mapping mode. 2736 * 0 - Map both unicast and multicast packets to the same buffer. 2737 * 1 - Map only unicast packets. 2738 * 2 - Map only multicast packets. 2739 * Access: Index 2740 * 2741 * Note: SwitchX-2 only supports the first option. 2742 */ 2743 MLXSW_ITEM32(reg, pptb, mm, 0x00, 28, 2); 2744 2745 /* reg_pptb_local_port 2746 * Local port number. 2747 * Access: Index 2748 */ 2749 MLXSW_ITEM32(reg, pptb, local_port, 0x00, 16, 8); 2750 2751 /* reg_pptb_um 2752 * Enables the update of the untagged_buf field. 2753 * Access: RW 2754 */ 2755 MLXSW_ITEM32(reg, pptb, um, 0x00, 8, 1); 2756 2757 /* reg_pptb_pm 2758 * Enables the update of the prio_to_buff field. 2759 * Bit <i> is a flag for updating the mapping for switch priority <i>. 2760 * Access: RW 2761 */ 2762 MLXSW_ITEM32(reg, pptb, pm, 0x00, 0, 8); 2763 2764 /* reg_pptb_prio_to_buff 2765 * Mapping of switch priority <i> to one of the allocated receive port 2766 * buffers. 2767 * Access: RW 2768 */ 2769 MLXSW_ITEM_BIT_ARRAY(reg, pptb, prio_to_buff, 0x04, 0x04, 4); 2770 2771 /* reg_pptb_pm_msb 2772 * Enables the update of the prio_to_buff field. 2773 * Bit <i> is a flag for updating the mapping for switch priority <i+8>. 2774 * Access: RW 2775 */ 2776 MLXSW_ITEM32(reg, pptb, pm_msb, 0x08, 24, 8); 2777 2778 /* reg_pptb_untagged_buff 2779 * Mapping of untagged frames to one of the allocated receive port buffers. 2780 * Access: RW 2781 * 2782 * Note: In SwitchX-2 this field must be mapped to buffer 8. Reserved for 2783 * Spectrum, as it maps untagged packets based on the default switch priority. 2784 */ 2785 MLXSW_ITEM32(reg, pptb, untagged_buff, 0x08, 0, 4); 2786 2787 /* reg_pptb_prio_to_buff_msb 2788 * Mapping of switch priority <i+8> to one of the allocated receive port 2789 * buffers. 2790 * Access: RW 2791 */ 2792 MLXSW_ITEM_BIT_ARRAY(reg, pptb, prio_to_buff_msb, 0x0C, 0x04, 4); 2793 2794 #define MLXSW_REG_PPTB_ALL_PRIO 0xFF 2795 2796 static inline void mlxsw_reg_pptb_pack(char *payload, u8 local_port) 2797 { 2798 MLXSW_REG_ZERO(pptb, payload); 2799 mlxsw_reg_pptb_mm_set(payload, MLXSW_REG_PPTB_MM_UM); 2800 mlxsw_reg_pptb_local_port_set(payload, local_port); 2801 mlxsw_reg_pptb_pm_set(payload, MLXSW_REG_PPTB_ALL_PRIO); 2802 mlxsw_reg_pptb_pm_msb_set(payload, MLXSW_REG_PPTB_ALL_PRIO); 2803 } 2804 2805 static inline void mlxsw_reg_pptb_prio_to_buff_pack(char *payload, u8 prio, 2806 u8 buff) 2807 { 2808 mlxsw_reg_pptb_prio_to_buff_set(payload, prio, buff); 2809 mlxsw_reg_pptb_prio_to_buff_msb_set(payload, prio, buff); 2810 } 2811 2812 /* PBMC - Port Buffer Management Control Register 2813 * ---------------------------------------------- 2814 * The PBMC register configures and retrieves the port packet buffer 2815 * allocation for different Prios, and the Pause threshold management. 2816 */ 2817 #define MLXSW_REG_PBMC_ID 0x500C 2818 #define MLXSW_REG_PBMC_LEN 0x6C 2819 2820 static const struct mlxsw_reg_info mlxsw_reg_pbmc = { 2821 .id = MLXSW_REG_PBMC_ID, 2822 .len = MLXSW_REG_PBMC_LEN, 2823 }; 2824 2825 /* reg_pbmc_local_port 2826 * Local port number. 2827 * Access: Index 2828 */ 2829 MLXSW_ITEM32(reg, pbmc, local_port, 0x00, 16, 8); 2830 2831 /* reg_pbmc_xoff_timer_value 2832 * When device generates a pause frame, it uses this value as the pause 2833 * timer (time for the peer port to pause in quota-512 bit time). 2834 * Access: RW 2835 */ 2836 MLXSW_ITEM32(reg, pbmc, xoff_timer_value, 0x04, 16, 16); 2837 2838 /* reg_pbmc_xoff_refresh 2839 * The time before a new pause frame should be sent to refresh the pause RW 2840 * state. Using the same units as xoff_timer_value above (in quota-512 bit 2841 * time). 2842 * Access: RW 2843 */ 2844 MLXSW_ITEM32(reg, pbmc, xoff_refresh, 0x04, 0, 16); 2845 2846 #define MLXSW_REG_PBMC_PORT_SHARED_BUF_IDX 11 2847 2848 /* reg_pbmc_buf_lossy 2849 * The field indicates if the buffer is lossy. 2850 * 0 - Lossless 2851 * 1 - Lossy 2852 * Access: RW 2853 */ 2854 MLXSW_ITEM32_INDEXED(reg, pbmc, buf_lossy, 0x0C, 25, 1, 0x08, 0x00, false); 2855 2856 /* reg_pbmc_buf_epsb 2857 * Eligible for Port Shared buffer. 2858 * If epsb is set, packets assigned to buffer are allowed to insert the port 2859 * shared buffer. 2860 * When buf_lossy is MLXSW_REG_PBMC_LOSSY_LOSSY this field is reserved. 2861 * Access: RW 2862 */ 2863 MLXSW_ITEM32_INDEXED(reg, pbmc, buf_epsb, 0x0C, 24, 1, 0x08, 0x00, false); 2864 2865 /* reg_pbmc_buf_size 2866 * The part of the packet buffer array is allocated for the specific buffer. 2867 * Units are represented in cells. 2868 * Access: RW 2869 */ 2870 MLXSW_ITEM32_INDEXED(reg, pbmc, buf_size, 0x0C, 0, 16, 0x08, 0x00, false); 2871 2872 /* reg_pbmc_buf_xoff_threshold 2873 * Once the amount of data in the buffer goes above this value, device 2874 * starts sending PFC frames for all priorities associated with the 2875 * buffer. Units are represented in cells. Reserved in case of lossy 2876 * buffer. 2877 * Access: RW 2878 * 2879 * Note: In Spectrum, reserved for buffer[9]. 2880 */ 2881 MLXSW_ITEM32_INDEXED(reg, pbmc, buf_xoff_threshold, 0x0C, 16, 16, 2882 0x08, 0x04, false); 2883 2884 /* reg_pbmc_buf_xon_threshold 2885 * When the amount of data in the buffer goes below this value, device 2886 * stops sending PFC frames for the priorities associated with the 2887 * buffer. Units are represented in cells. Reserved in case of lossy 2888 * buffer. 2889 * Access: RW 2890 * 2891 * Note: In Spectrum, reserved for buffer[9]. 2892 */ 2893 MLXSW_ITEM32_INDEXED(reg, pbmc, buf_xon_threshold, 0x0C, 0, 16, 2894 0x08, 0x04, false); 2895 2896 static inline void mlxsw_reg_pbmc_pack(char *payload, u8 local_port, 2897 u16 xoff_timer_value, u16 xoff_refresh) 2898 { 2899 MLXSW_REG_ZERO(pbmc, payload); 2900 mlxsw_reg_pbmc_local_port_set(payload, local_port); 2901 mlxsw_reg_pbmc_xoff_timer_value_set(payload, xoff_timer_value); 2902 mlxsw_reg_pbmc_xoff_refresh_set(payload, xoff_refresh); 2903 } 2904 2905 static inline void mlxsw_reg_pbmc_lossy_buffer_pack(char *payload, 2906 int buf_index, 2907 u16 size) 2908 { 2909 mlxsw_reg_pbmc_buf_lossy_set(payload, buf_index, 1); 2910 mlxsw_reg_pbmc_buf_epsb_set(payload, buf_index, 0); 2911 mlxsw_reg_pbmc_buf_size_set(payload, buf_index, size); 2912 } 2913 2914 static inline void mlxsw_reg_pbmc_lossless_buffer_pack(char *payload, 2915 int buf_index, u16 size, 2916 u16 threshold) 2917 { 2918 mlxsw_reg_pbmc_buf_lossy_set(payload, buf_index, 0); 2919 mlxsw_reg_pbmc_buf_epsb_set(payload, buf_index, 0); 2920 mlxsw_reg_pbmc_buf_size_set(payload, buf_index, size); 2921 mlxsw_reg_pbmc_buf_xoff_threshold_set(payload, buf_index, threshold); 2922 mlxsw_reg_pbmc_buf_xon_threshold_set(payload, buf_index, threshold); 2923 } 2924 2925 /* PSPA - Port Switch Partition Allocation 2926 * --------------------------------------- 2927 * Controls the association of a port with a switch partition and enables 2928 * configuring ports as stacking ports. 2929 */ 2930 #define MLXSW_REG_PSPA_ID 0x500D 2931 #define MLXSW_REG_PSPA_LEN 0x8 2932 2933 static const struct mlxsw_reg_info mlxsw_reg_pspa = { 2934 .id = MLXSW_REG_PSPA_ID, 2935 .len = MLXSW_REG_PSPA_LEN, 2936 }; 2937 2938 /* reg_pspa_swid 2939 * Switch partition ID. 2940 * Access: RW 2941 */ 2942 MLXSW_ITEM32(reg, pspa, swid, 0x00, 24, 8); 2943 2944 /* reg_pspa_local_port 2945 * Local port number. 2946 * Access: Index 2947 */ 2948 MLXSW_ITEM32(reg, pspa, local_port, 0x00, 16, 8); 2949 2950 /* reg_pspa_sub_port 2951 * Virtual port within the local port. Set to 0 when virtual ports are 2952 * disabled on the local port. 2953 * Access: Index 2954 */ 2955 MLXSW_ITEM32(reg, pspa, sub_port, 0x00, 8, 8); 2956 2957 static inline void mlxsw_reg_pspa_pack(char *payload, u8 swid, u8 local_port) 2958 { 2959 MLXSW_REG_ZERO(pspa, payload); 2960 mlxsw_reg_pspa_swid_set(payload, swid); 2961 mlxsw_reg_pspa_local_port_set(payload, local_port); 2962 mlxsw_reg_pspa_sub_port_set(payload, 0); 2963 } 2964 2965 /* HTGT - Host Trap Group Table 2966 * ---------------------------- 2967 * Configures the properties for forwarding to CPU. 2968 */ 2969 #define MLXSW_REG_HTGT_ID 0x7002 2970 #define MLXSW_REG_HTGT_LEN 0x100 2971 2972 static const struct mlxsw_reg_info mlxsw_reg_htgt = { 2973 .id = MLXSW_REG_HTGT_ID, 2974 .len = MLXSW_REG_HTGT_LEN, 2975 }; 2976 2977 /* reg_htgt_swid 2978 * Switch partition ID. 2979 * Access: Index 2980 */ 2981 MLXSW_ITEM32(reg, htgt, swid, 0x00, 24, 8); 2982 2983 #define MLXSW_REG_HTGT_PATH_TYPE_LOCAL 0x0 /* For locally attached CPU */ 2984 2985 /* reg_htgt_type 2986 * CPU path type. 2987 * Access: RW 2988 */ 2989 MLXSW_ITEM32(reg, htgt, type, 0x00, 8, 4); 2990 2991 enum mlxsw_reg_htgt_trap_group { 2992 MLXSW_REG_HTGT_TRAP_GROUP_EMAD, 2993 MLXSW_REG_HTGT_TRAP_GROUP_RX, 2994 MLXSW_REG_HTGT_TRAP_GROUP_CTRL, 2995 }; 2996 2997 /* reg_htgt_trap_group 2998 * Trap group number. User defined number specifying which trap groups 2999 * should be forwarded to the CPU. The mapping between trap IDs and trap 3000 * groups is configured using HPKT register. 3001 * Access: Index 3002 */ 3003 MLXSW_ITEM32(reg, htgt, trap_group, 0x00, 0, 8); 3004 3005 enum { 3006 MLXSW_REG_HTGT_POLICER_DISABLE, 3007 MLXSW_REG_HTGT_POLICER_ENABLE, 3008 }; 3009 3010 /* reg_htgt_pide 3011 * Enable policer ID specified using 'pid' field. 3012 * Access: RW 3013 */ 3014 MLXSW_ITEM32(reg, htgt, pide, 0x04, 15, 1); 3015 3016 /* reg_htgt_pid 3017 * Policer ID for the trap group. 3018 * Access: RW 3019 */ 3020 MLXSW_ITEM32(reg, htgt, pid, 0x04, 0, 8); 3021 3022 #define MLXSW_REG_HTGT_TRAP_TO_CPU 0x0 3023 3024 /* reg_htgt_mirror_action 3025 * Mirror action to use. 3026 * 0 - Trap to CPU. 3027 * 1 - Trap to CPU and mirror to a mirroring agent. 3028 * 2 - Mirror to a mirroring agent and do not trap to CPU. 3029 * Access: RW 3030 * 3031 * Note: Mirroring to a mirroring agent is only supported in Spectrum. 3032 */ 3033 MLXSW_ITEM32(reg, htgt, mirror_action, 0x08, 8, 2); 3034 3035 /* reg_htgt_mirroring_agent 3036 * Mirroring agent. 3037 * Access: RW 3038 */ 3039 MLXSW_ITEM32(reg, htgt, mirroring_agent, 0x08, 0, 3); 3040 3041 /* reg_htgt_priority 3042 * Trap group priority. 3043 * In case a packet matches multiple classification rules, the packet will 3044 * only be trapped once, based on the trap ID associated with the group (via 3045 * register HPKT) with the highest priority. 3046 * Supported values are 0-7, with 7 represnting the highest priority. 3047 * Access: RW 3048 * 3049 * Note: In SwitchX-2 this field is ignored and the priority value is replaced 3050 * by the 'trap_group' field. 3051 */ 3052 MLXSW_ITEM32(reg, htgt, priority, 0x0C, 0, 4); 3053 3054 /* reg_htgt_local_path_cpu_tclass 3055 * CPU ingress traffic class for the trap group. 3056 * Access: RW 3057 */ 3058 MLXSW_ITEM32(reg, htgt, local_path_cpu_tclass, 0x10, 16, 6); 3059 3060 #define MLXSW_REG_HTGT_LOCAL_PATH_RDQ_EMAD 0x15 3061 #define MLXSW_REG_HTGT_LOCAL_PATH_RDQ_RX 0x14 3062 #define MLXSW_REG_HTGT_LOCAL_PATH_RDQ_CTRL 0x13 3063 3064 /* reg_htgt_local_path_rdq 3065 * Receive descriptor queue (RDQ) to use for the trap group. 3066 * Access: RW 3067 */ 3068 MLXSW_ITEM32(reg, htgt, local_path_rdq, 0x10, 0, 6); 3069 3070 static inline void mlxsw_reg_htgt_pack(char *payload, 3071 enum mlxsw_reg_htgt_trap_group group) 3072 { 3073 u8 swid, rdq; 3074 3075 MLXSW_REG_ZERO(htgt, payload); 3076 switch (group) { 3077 case MLXSW_REG_HTGT_TRAP_GROUP_EMAD: 3078 swid = MLXSW_PORT_SWID_ALL_SWIDS; 3079 rdq = MLXSW_REG_HTGT_LOCAL_PATH_RDQ_EMAD; 3080 break; 3081 case MLXSW_REG_HTGT_TRAP_GROUP_RX: 3082 swid = 0; 3083 rdq = MLXSW_REG_HTGT_LOCAL_PATH_RDQ_RX; 3084 break; 3085 case MLXSW_REG_HTGT_TRAP_GROUP_CTRL: 3086 swid = 0; 3087 rdq = MLXSW_REG_HTGT_LOCAL_PATH_RDQ_CTRL; 3088 break; 3089 } 3090 mlxsw_reg_htgt_swid_set(payload, swid); 3091 mlxsw_reg_htgt_type_set(payload, MLXSW_REG_HTGT_PATH_TYPE_LOCAL); 3092 mlxsw_reg_htgt_trap_group_set(payload, group); 3093 mlxsw_reg_htgt_pide_set(payload, MLXSW_REG_HTGT_POLICER_DISABLE); 3094 mlxsw_reg_htgt_pid_set(payload, 0); 3095 mlxsw_reg_htgt_mirror_action_set(payload, MLXSW_REG_HTGT_TRAP_TO_CPU); 3096 mlxsw_reg_htgt_mirroring_agent_set(payload, 0); 3097 mlxsw_reg_htgt_priority_set(payload, 0); 3098 mlxsw_reg_htgt_local_path_cpu_tclass_set(payload, 7); 3099 mlxsw_reg_htgt_local_path_rdq_set(payload, rdq); 3100 } 3101 3102 /* HPKT - Host Packet Trap 3103 * ----------------------- 3104 * Configures trap IDs inside trap groups. 3105 */ 3106 #define MLXSW_REG_HPKT_ID 0x7003 3107 #define MLXSW_REG_HPKT_LEN 0x10 3108 3109 static const struct mlxsw_reg_info mlxsw_reg_hpkt = { 3110 .id = MLXSW_REG_HPKT_ID, 3111 .len = MLXSW_REG_HPKT_LEN, 3112 }; 3113 3114 enum { 3115 MLXSW_REG_HPKT_ACK_NOT_REQUIRED, 3116 MLXSW_REG_HPKT_ACK_REQUIRED, 3117 }; 3118 3119 /* reg_hpkt_ack 3120 * Require acknowledgements from the host for events. 3121 * If set, then the device will wait for the event it sent to be acknowledged 3122 * by the host. This option is only relevant for event trap IDs. 3123 * Access: RW 3124 * 3125 * Note: Currently not supported by firmware. 3126 */ 3127 MLXSW_ITEM32(reg, hpkt, ack, 0x00, 24, 1); 3128 3129 enum mlxsw_reg_hpkt_action { 3130 MLXSW_REG_HPKT_ACTION_FORWARD, 3131 MLXSW_REG_HPKT_ACTION_TRAP_TO_CPU, 3132 MLXSW_REG_HPKT_ACTION_MIRROR_TO_CPU, 3133 MLXSW_REG_HPKT_ACTION_DISCARD, 3134 MLXSW_REG_HPKT_ACTION_SOFT_DISCARD, 3135 MLXSW_REG_HPKT_ACTION_TRAP_AND_SOFT_DISCARD, 3136 }; 3137 3138 /* reg_hpkt_action 3139 * Action to perform on packet when trapped. 3140 * 0 - No action. Forward to CPU based on switching rules. 3141 * 1 - Trap to CPU (CPU receives sole copy). 3142 * 2 - Mirror to CPU (CPU receives a replica of the packet). 3143 * 3 - Discard. 3144 * 4 - Soft discard (allow other traps to act on the packet). 3145 * 5 - Trap and soft discard (allow other traps to overwrite this trap). 3146 * Access: RW 3147 * 3148 * Note: Must be set to 0 (forward) for event trap IDs, as they are already 3149 * addressed to the CPU. 3150 */ 3151 MLXSW_ITEM32(reg, hpkt, action, 0x00, 20, 3); 3152 3153 /* reg_hpkt_trap_group 3154 * Trap group to associate the trap with. 3155 * Access: RW 3156 */ 3157 MLXSW_ITEM32(reg, hpkt, trap_group, 0x00, 12, 6); 3158 3159 /* reg_hpkt_trap_id 3160 * Trap ID. 3161 * Access: Index 3162 * 3163 * Note: A trap ID can only be associated with a single trap group. The device 3164 * will associate the trap ID with the last trap group configured. 3165 */ 3166 MLXSW_ITEM32(reg, hpkt, trap_id, 0x00, 0, 9); 3167 3168 enum { 3169 MLXSW_REG_HPKT_CTRL_PACKET_DEFAULT, 3170 MLXSW_REG_HPKT_CTRL_PACKET_NO_BUFFER, 3171 MLXSW_REG_HPKT_CTRL_PACKET_USE_BUFFER, 3172 }; 3173 3174 /* reg_hpkt_ctrl 3175 * Configure dedicated buffer resources for control packets. 3176 * 0 - Keep factory defaults. 3177 * 1 - Do not use control buffer for this trap ID. 3178 * 2 - Use control buffer for this trap ID. 3179 * Access: RW 3180 */ 3181 MLXSW_ITEM32(reg, hpkt, ctrl, 0x04, 16, 2); 3182 3183 static inline void mlxsw_reg_hpkt_pack(char *payload, u8 action, u16 trap_id) 3184 { 3185 enum mlxsw_reg_htgt_trap_group trap_group; 3186 3187 MLXSW_REG_ZERO(hpkt, payload); 3188 mlxsw_reg_hpkt_ack_set(payload, MLXSW_REG_HPKT_ACK_NOT_REQUIRED); 3189 mlxsw_reg_hpkt_action_set(payload, action); 3190 switch (trap_id) { 3191 case MLXSW_TRAP_ID_ETHEMAD: 3192 case MLXSW_TRAP_ID_PUDE: 3193 trap_group = MLXSW_REG_HTGT_TRAP_GROUP_EMAD; 3194 break; 3195 default: 3196 trap_group = MLXSW_REG_HTGT_TRAP_GROUP_RX; 3197 break; 3198 } 3199 mlxsw_reg_hpkt_trap_group_set(payload, trap_group); 3200 mlxsw_reg_hpkt_trap_id_set(payload, trap_id); 3201 mlxsw_reg_hpkt_ctrl_set(payload, MLXSW_REG_HPKT_CTRL_PACKET_DEFAULT); 3202 } 3203 3204 /* MFCR - Management Fan Control Register 3205 * -------------------------------------- 3206 * This register controls the settings of the Fan Speed PWM mechanism. 3207 */ 3208 #define MLXSW_REG_MFCR_ID 0x9001 3209 #define MLXSW_REG_MFCR_LEN 0x08 3210 3211 static const struct mlxsw_reg_info mlxsw_reg_mfcr = { 3212 .id = MLXSW_REG_MFCR_ID, 3213 .len = MLXSW_REG_MFCR_LEN, 3214 }; 3215 3216 enum mlxsw_reg_mfcr_pwm_frequency { 3217 MLXSW_REG_MFCR_PWM_FEQ_11HZ = 0x00, 3218 MLXSW_REG_MFCR_PWM_FEQ_14_7HZ = 0x01, 3219 MLXSW_REG_MFCR_PWM_FEQ_22_1HZ = 0x02, 3220 MLXSW_REG_MFCR_PWM_FEQ_1_4KHZ = 0x40, 3221 MLXSW_REG_MFCR_PWM_FEQ_5KHZ = 0x41, 3222 MLXSW_REG_MFCR_PWM_FEQ_20KHZ = 0x42, 3223 MLXSW_REG_MFCR_PWM_FEQ_22_5KHZ = 0x43, 3224 MLXSW_REG_MFCR_PWM_FEQ_25KHZ = 0x44, 3225 }; 3226 3227 /* reg_mfcr_pwm_frequency 3228 * Controls the frequency of the PWM signal. 3229 * Access: RW 3230 */ 3231 MLXSW_ITEM32(reg, mfcr, pwm_frequency, 0x00, 0, 6); 3232 3233 #define MLXSW_MFCR_TACHOS_MAX 10 3234 3235 /* reg_mfcr_tacho_active 3236 * Indicates which of the tachometer is active (bit per tachometer). 3237 * Access: RO 3238 */ 3239 MLXSW_ITEM32(reg, mfcr, tacho_active, 0x04, 16, MLXSW_MFCR_TACHOS_MAX); 3240 3241 #define MLXSW_MFCR_PWMS_MAX 5 3242 3243 /* reg_mfcr_pwm_active 3244 * Indicates which of the PWM control is active (bit per PWM). 3245 * Access: RO 3246 */ 3247 MLXSW_ITEM32(reg, mfcr, pwm_active, 0x04, 0, MLXSW_MFCR_PWMS_MAX); 3248 3249 static inline void 3250 mlxsw_reg_mfcr_pack(char *payload, 3251 enum mlxsw_reg_mfcr_pwm_frequency pwm_frequency) 3252 { 3253 MLXSW_REG_ZERO(mfcr, payload); 3254 mlxsw_reg_mfcr_pwm_frequency_set(payload, pwm_frequency); 3255 } 3256 3257 static inline void 3258 mlxsw_reg_mfcr_unpack(char *payload, 3259 enum mlxsw_reg_mfcr_pwm_frequency *p_pwm_frequency, 3260 u16 *p_tacho_active, u8 *p_pwm_active) 3261 { 3262 *p_pwm_frequency = mlxsw_reg_mfcr_pwm_frequency_get(payload); 3263 *p_tacho_active = mlxsw_reg_mfcr_tacho_active_get(payload); 3264 *p_pwm_active = mlxsw_reg_mfcr_pwm_active_get(payload); 3265 } 3266 3267 /* MFSC - Management Fan Speed Control Register 3268 * -------------------------------------------- 3269 * This register controls the settings of the Fan Speed PWM mechanism. 3270 */ 3271 #define MLXSW_REG_MFSC_ID 0x9002 3272 #define MLXSW_REG_MFSC_LEN 0x08 3273 3274 static const struct mlxsw_reg_info mlxsw_reg_mfsc = { 3275 .id = MLXSW_REG_MFSC_ID, 3276 .len = MLXSW_REG_MFSC_LEN, 3277 }; 3278 3279 /* reg_mfsc_pwm 3280 * Fan pwm to control / monitor. 3281 * Access: Index 3282 */ 3283 MLXSW_ITEM32(reg, mfsc, pwm, 0x00, 24, 3); 3284 3285 /* reg_mfsc_pwm_duty_cycle 3286 * Controls the duty cycle of the PWM. Value range from 0..255 to 3287 * represent duty cycle of 0%...100%. 3288 * Access: RW 3289 */ 3290 MLXSW_ITEM32(reg, mfsc, pwm_duty_cycle, 0x04, 0, 8); 3291 3292 static inline void mlxsw_reg_mfsc_pack(char *payload, u8 pwm, 3293 u8 pwm_duty_cycle) 3294 { 3295 MLXSW_REG_ZERO(mfsc, payload); 3296 mlxsw_reg_mfsc_pwm_set(payload, pwm); 3297 mlxsw_reg_mfsc_pwm_duty_cycle_set(payload, pwm_duty_cycle); 3298 } 3299 3300 /* MFSM - Management Fan Speed Measurement 3301 * --------------------------------------- 3302 * This register controls the settings of the Tacho measurements and 3303 * enables reading the Tachometer measurements. 3304 */ 3305 #define MLXSW_REG_MFSM_ID 0x9003 3306 #define MLXSW_REG_MFSM_LEN 0x08 3307 3308 static const struct mlxsw_reg_info mlxsw_reg_mfsm = { 3309 .id = MLXSW_REG_MFSM_ID, 3310 .len = MLXSW_REG_MFSM_LEN, 3311 }; 3312 3313 /* reg_mfsm_tacho 3314 * Fan tachometer index. 3315 * Access: Index 3316 */ 3317 MLXSW_ITEM32(reg, mfsm, tacho, 0x00, 24, 4); 3318 3319 /* reg_mfsm_rpm 3320 * Fan speed (round per minute). 3321 * Access: RO 3322 */ 3323 MLXSW_ITEM32(reg, mfsm, rpm, 0x04, 0, 16); 3324 3325 static inline void mlxsw_reg_mfsm_pack(char *payload, u8 tacho) 3326 { 3327 MLXSW_REG_ZERO(mfsm, payload); 3328 mlxsw_reg_mfsm_tacho_set(payload, tacho); 3329 } 3330 3331 /* MTCAP - Management Temperature Capabilities 3332 * ------------------------------------------- 3333 * This register exposes the capabilities of the device and 3334 * system temperature sensing. 3335 */ 3336 #define MLXSW_REG_MTCAP_ID 0x9009 3337 #define MLXSW_REG_MTCAP_LEN 0x08 3338 3339 static const struct mlxsw_reg_info mlxsw_reg_mtcap = { 3340 .id = MLXSW_REG_MTCAP_ID, 3341 .len = MLXSW_REG_MTCAP_LEN, 3342 }; 3343 3344 /* reg_mtcap_sensor_count 3345 * Number of sensors supported by the device. 3346 * This includes the QSFP module sensors (if exists in the QSFP module). 3347 * Access: RO 3348 */ 3349 MLXSW_ITEM32(reg, mtcap, sensor_count, 0x00, 0, 7); 3350 3351 /* MTMP - Management Temperature 3352 * ----------------------------- 3353 * This register controls the settings of the temperature measurements 3354 * and enables reading the temperature measurements. Note that temperature 3355 * is in 0.125 degrees Celsius. 3356 */ 3357 #define MLXSW_REG_MTMP_ID 0x900A 3358 #define MLXSW_REG_MTMP_LEN 0x20 3359 3360 static const struct mlxsw_reg_info mlxsw_reg_mtmp = { 3361 .id = MLXSW_REG_MTMP_ID, 3362 .len = MLXSW_REG_MTMP_LEN, 3363 }; 3364 3365 /* reg_mtmp_sensor_index 3366 * Sensors index to access. 3367 * 64-127 of sensor_index are mapped to the SFP+/QSFP modules sequentially 3368 * (module 0 is mapped to sensor_index 64). 3369 * Access: Index 3370 */ 3371 MLXSW_ITEM32(reg, mtmp, sensor_index, 0x00, 0, 7); 3372 3373 /* Convert to milli degrees Celsius */ 3374 #define MLXSW_REG_MTMP_TEMP_TO_MC(val) (val * 125) 3375 3376 /* reg_mtmp_temperature 3377 * Temperature reading from the sensor. Reading is in 0.125 Celsius 3378 * degrees units. 3379 * Access: RO 3380 */ 3381 MLXSW_ITEM32(reg, mtmp, temperature, 0x04, 0, 16); 3382 3383 /* reg_mtmp_mte 3384 * Max Temperature Enable - enables measuring the max temperature on a sensor. 3385 * Access: RW 3386 */ 3387 MLXSW_ITEM32(reg, mtmp, mte, 0x08, 31, 1); 3388 3389 /* reg_mtmp_mtr 3390 * Max Temperature Reset - clears the value of the max temperature register. 3391 * Access: WO 3392 */ 3393 MLXSW_ITEM32(reg, mtmp, mtr, 0x08, 30, 1); 3394 3395 /* reg_mtmp_max_temperature 3396 * The highest measured temperature from the sensor. 3397 * When the bit mte is cleared, the field max_temperature is reserved. 3398 * Access: RO 3399 */ 3400 MLXSW_ITEM32(reg, mtmp, max_temperature, 0x08, 0, 16); 3401 3402 #define MLXSW_REG_MTMP_SENSOR_NAME_SIZE 8 3403 3404 /* reg_mtmp_sensor_name 3405 * Sensor Name 3406 * Access: RO 3407 */ 3408 MLXSW_ITEM_BUF(reg, mtmp, sensor_name, 0x18, MLXSW_REG_MTMP_SENSOR_NAME_SIZE); 3409 3410 static inline void mlxsw_reg_mtmp_pack(char *payload, u8 sensor_index, 3411 bool max_temp_enable, 3412 bool max_temp_reset) 3413 { 3414 MLXSW_REG_ZERO(mtmp, payload); 3415 mlxsw_reg_mtmp_sensor_index_set(payload, sensor_index); 3416 mlxsw_reg_mtmp_mte_set(payload, max_temp_enable); 3417 mlxsw_reg_mtmp_mtr_set(payload, max_temp_reset); 3418 } 3419 3420 static inline void mlxsw_reg_mtmp_unpack(char *payload, unsigned int *p_temp, 3421 unsigned int *p_max_temp, 3422 char *sensor_name) 3423 { 3424 u16 temp; 3425 3426 if (p_temp) { 3427 temp = mlxsw_reg_mtmp_temperature_get(payload); 3428 *p_temp = MLXSW_REG_MTMP_TEMP_TO_MC(temp); 3429 } 3430 if (p_max_temp) { 3431 temp = mlxsw_reg_mtmp_max_temperature_get(payload); 3432 *p_max_temp = MLXSW_REG_MTMP_TEMP_TO_MC(temp); 3433 } 3434 if (sensor_name) 3435 mlxsw_reg_mtmp_sensor_name_memcpy_from(payload, sensor_name); 3436 } 3437 3438 /* MLCR - Management LED Control Register 3439 * -------------------------------------- 3440 * Controls the system LEDs. 3441 */ 3442 #define MLXSW_REG_MLCR_ID 0x902B 3443 #define MLXSW_REG_MLCR_LEN 0x0C 3444 3445 static const struct mlxsw_reg_info mlxsw_reg_mlcr = { 3446 .id = MLXSW_REG_MLCR_ID, 3447 .len = MLXSW_REG_MLCR_LEN, 3448 }; 3449 3450 /* reg_mlcr_local_port 3451 * Local port number. 3452 * Access: RW 3453 */ 3454 MLXSW_ITEM32(reg, mlcr, local_port, 0x00, 16, 8); 3455 3456 #define MLXSW_REG_MLCR_DURATION_MAX 0xFFFF 3457 3458 /* reg_mlcr_beacon_duration 3459 * Duration of the beacon to be active, in seconds. 3460 * 0x0 - Will turn off the beacon. 3461 * 0xFFFF - Will turn on the beacon until explicitly turned off. 3462 * Access: RW 3463 */ 3464 MLXSW_ITEM32(reg, mlcr, beacon_duration, 0x04, 0, 16); 3465 3466 /* reg_mlcr_beacon_remain 3467 * Remaining duration of the beacon, in seconds. 3468 * 0xFFFF indicates an infinite amount of time. 3469 * Access: RO 3470 */ 3471 MLXSW_ITEM32(reg, mlcr, beacon_remain, 0x08, 0, 16); 3472 3473 static inline void mlxsw_reg_mlcr_pack(char *payload, u8 local_port, 3474 bool active) 3475 { 3476 MLXSW_REG_ZERO(mlcr, payload); 3477 mlxsw_reg_mlcr_local_port_set(payload, local_port); 3478 mlxsw_reg_mlcr_beacon_duration_set(payload, active ? 3479 MLXSW_REG_MLCR_DURATION_MAX : 0); 3480 } 3481 3482 /* SBPR - Shared Buffer Pools Register 3483 * ----------------------------------- 3484 * The SBPR configures and retrieves the shared buffer pools and configuration. 3485 */ 3486 #define MLXSW_REG_SBPR_ID 0xB001 3487 #define MLXSW_REG_SBPR_LEN 0x14 3488 3489 static const struct mlxsw_reg_info mlxsw_reg_sbpr = { 3490 .id = MLXSW_REG_SBPR_ID, 3491 .len = MLXSW_REG_SBPR_LEN, 3492 }; 3493 3494 /* shared direstion enum for SBPR, SBCM, SBPM */ 3495 enum mlxsw_reg_sbxx_dir { 3496 MLXSW_REG_SBXX_DIR_INGRESS, 3497 MLXSW_REG_SBXX_DIR_EGRESS, 3498 }; 3499 3500 /* reg_sbpr_dir 3501 * Direction. 3502 * Access: Index 3503 */ 3504 MLXSW_ITEM32(reg, sbpr, dir, 0x00, 24, 2); 3505 3506 /* reg_sbpr_pool 3507 * Pool index. 3508 * Access: Index 3509 */ 3510 MLXSW_ITEM32(reg, sbpr, pool, 0x00, 0, 4); 3511 3512 /* reg_sbpr_size 3513 * Pool size in buffer cells. 3514 * Access: RW 3515 */ 3516 MLXSW_ITEM32(reg, sbpr, size, 0x04, 0, 24); 3517 3518 enum mlxsw_reg_sbpr_mode { 3519 MLXSW_REG_SBPR_MODE_STATIC, 3520 MLXSW_REG_SBPR_MODE_DYNAMIC, 3521 }; 3522 3523 /* reg_sbpr_mode 3524 * Pool quota calculation mode. 3525 * Access: RW 3526 */ 3527 MLXSW_ITEM32(reg, sbpr, mode, 0x08, 0, 4); 3528 3529 static inline void mlxsw_reg_sbpr_pack(char *payload, u8 pool, 3530 enum mlxsw_reg_sbxx_dir dir, 3531 enum mlxsw_reg_sbpr_mode mode, u32 size) 3532 { 3533 MLXSW_REG_ZERO(sbpr, payload); 3534 mlxsw_reg_sbpr_pool_set(payload, pool); 3535 mlxsw_reg_sbpr_dir_set(payload, dir); 3536 mlxsw_reg_sbpr_mode_set(payload, mode); 3537 mlxsw_reg_sbpr_size_set(payload, size); 3538 } 3539 3540 /* SBCM - Shared Buffer Class Management Register 3541 * ---------------------------------------------- 3542 * The SBCM register configures and retrieves the shared buffer allocation 3543 * and configuration according to Port-PG, including the binding to pool 3544 * and definition of the associated quota. 3545 */ 3546 #define MLXSW_REG_SBCM_ID 0xB002 3547 #define MLXSW_REG_SBCM_LEN 0x28 3548 3549 static const struct mlxsw_reg_info mlxsw_reg_sbcm = { 3550 .id = MLXSW_REG_SBCM_ID, 3551 .len = MLXSW_REG_SBCM_LEN, 3552 }; 3553 3554 /* reg_sbcm_local_port 3555 * Local port number. 3556 * For Ingress: excludes CPU port and Router port 3557 * For Egress: excludes IP Router 3558 * Access: Index 3559 */ 3560 MLXSW_ITEM32(reg, sbcm, local_port, 0x00, 16, 8); 3561 3562 /* reg_sbcm_pg_buff 3563 * PG buffer - Port PG (dir=ingress) / traffic class (dir=egress) 3564 * For PG buffer: range is 0..cap_max_pg_buffers - 1 3565 * For traffic class: range is 0..cap_max_tclass - 1 3566 * Note that when traffic class is in MC aware mode then the traffic 3567 * classes which are MC aware cannot be configured. 3568 * Access: Index 3569 */ 3570 MLXSW_ITEM32(reg, sbcm, pg_buff, 0x00, 8, 6); 3571 3572 /* reg_sbcm_dir 3573 * Direction. 3574 * Access: Index 3575 */ 3576 MLXSW_ITEM32(reg, sbcm, dir, 0x00, 0, 2); 3577 3578 /* reg_sbcm_min_buff 3579 * Minimum buffer size for the limiter, in cells. 3580 * Access: RW 3581 */ 3582 MLXSW_ITEM32(reg, sbcm, min_buff, 0x18, 0, 24); 3583 3584 /* shared max_buff limits for dynamic threshold for SBCM, SBPM */ 3585 #define MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN 1 3586 #define MLXSW_REG_SBXX_DYN_MAX_BUFF_MAX 14 3587 3588 /* reg_sbcm_max_buff 3589 * When the pool associated to the port-pg/tclass is configured to 3590 * static, Maximum buffer size for the limiter configured in cells. 3591 * When the pool associated to the port-pg/tclass is configured to 3592 * dynamic, the max_buff holds the "alpha" parameter, supporting 3593 * the following values: 3594 * 0: 0 3595 * i: (1/128)*2^(i-1), for i=1..14 3596 * 0xFF: Infinity 3597 * Access: RW 3598 */ 3599 MLXSW_ITEM32(reg, sbcm, max_buff, 0x1C, 0, 24); 3600 3601 /* reg_sbcm_pool 3602 * Association of the port-priority to a pool. 3603 * Access: RW 3604 */ 3605 MLXSW_ITEM32(reg, sbcm, pool, 0x24, 0, 4); 3606 3607 static inline void mlxsw_reg_sbcm_pack(char *payload, u8 local_port, u8 pg_buff, 3608 enum mlxsw_reg_sbxx_dir dir, 3609 u32 min_buff, u32 max_buff, u8 pool) 3610 { 3611 MLXSW_REG_ZERO(sbcm, payload); 3612 mlxsw_reg_sbcm_local_port_set(payload, local_port); 3613 mlxsw_reg_sbcm_pg_buff_set(payload, pg_buff); 3614 mlxsw_reg_sbcm_dir_set(payload, dir); 3615 mlxsw_reg_sbcm_min_buff_set(payload, min_buff); 3616 mlxsw_reg_sbcm_max_buff_set(payload, max_buff); 3617 mlxsw_reg_sbcm_pool_set(payload, pool); 3618 } 3619 3620 /* SBPM - Shared Buffer Port Management Register 3621 * --------------------------------------------- 3622 * The SBPM register configures and retrieves the shared buffer allocation 3623 * and configuration according to Port-Pool, including the definition 3624 * of the associated quota. 3625 */ 3626 #define MLXSW_REG_SBPM_ID 0xB003 3627 #define MLXSW_REG_SBPM_LEN 0x28 3628 3629 static const struct mlxsw_reg_info mlxsw_reg_sbpm = { 3630 .id = MLXSW_REG_SBPM_ID, 3631 .len = MLXSW_REG_SBPM_LEN, 3632 }; 3633 3634 /* reg_sbpm_local_port 3635 * Local port number. 3636 * For Ingress: excludes CPU port and Router port 3637 * For Egress: excludes IP Router 3638 * Access: Index 3639 */ 3640 MLXSW_ITEM32(reg, sbpm, local_port, 0x00, 16, 8); 3641 3642 /* reg_sbpm_pool 3643 * The pool associated to quota counting on the local_port. 3644 * Access: Index 3645 */ 3646 MLXSW_ITEM32(reg, sbpm, pool, 0x00, 8, 4); 3647 3648 /* reg_sbpm_dir 3649 * Direction. 3650 * Access: Index 3651 */ 3652 MLXSW_ITEM32(reg, sbpm, dir, 0x00, 0, 2); 3653 3654 /* reg_sbpm_buff_occupancy 3655 * Current buffer occupancy in cells. 3656 * Access: RO 3657 */ 3658 MLXSW_ITEM32(reg, sbpm, buff_occupancy, 0x10, 0, 24); 3659 3660 /* reg_sbpm_clr 3661 * Clear Max Buffer Occupancy 3662 * When this bit is set, max_buff_occupancy field is cleared (and a 3663 * new max value is tracked from the time the clear was performed). 3664 * Access: OP 3665 */ 3666 MLXSW_ITEM32(reg, sbpm, clr, 0x14, 31, 1); 3667 3668 /* reg_sbpm_max_buff_occupancy 3669 * Maximum value of buffer occupancy in cells monitored. Cleared by 3670 * writing to the clr field. 3671 * Access: RO 3672 */ 3673 MLXSW_ITEM32(reg, sbpm, max_buff_occupancy, 0x14, 0, 24); 3674 3675 /* reg_sbpm_min_buff 3676 * Minimum buffer size for the limiter, in cells. 3677 * Access: RW 3678 */ 3679 MLXSW_ITEM32(reg, sbpm, min_buff, 0x18, 0, 24); 3680 3681 /* reg_sbpm_max_buff 3682 * When the pool associated to the port-pg/tclass is configured to 3683 * static, Maximum buffer size for the limiter configured in cells. 3684 * When the pool associated to the port-pg/tclass is configured to 3685 * dynamic, the max_buff holds the "alpha" parameter, supporting 3686 * the following values: 3687 * 0: 0 3688 * i: (1/128)*2^(i-1), for i=1..14 3689 * 0xFF: Infinity 3690 * Access: RW 3691 */ 3692 MLXSW_ITEM32(reg, sbpm, max_buff, 0x1C, 0, 24); 3693 3694 static inline void mlxsw_reg_sbpm_pack(char *payload, u8 local_port, u8 pool, 3695 enum mlxsw_reg_sbxx_dir dir, bool clr, 3696 u32 min_buff, u32 max_buff) 3697 { 3698 MLXSW_REG_ZERO(sbpm, payload); 3699 mlxsw_reg_sbpm_local_port_set(payload, local_port); 3700 mlxsw_reg_sbpm_pool_set(payload, pool); 3701 mlxsw_reg_sbpm_dir_set(payload, dir); 3702 mlxsw_reg_sbpm_clr_set(payload, clr); 3703 mlxsw_reg_sbpm_min_buff_set(payload, min_buff); 3704 mlxsw_reg_sbpm_max_buff_set(payload, max_buff); 3705 } 3706 3707 static inline void mlxsw_reg_sbpm_unpack(char *payload, u32 *p_buff_occupancy, 3708 u32 *p_max_buff_occupancy) 3709 { 3710 *p_buff_occupancy = mlxsw_reg_sbpm_buff_occupancy_get(payload); 3711 *p_max_buff_occupancy = mlxsw_reg_sbpm_max_buff_occupancy_get(payload); 3712 } 3713 3714 /* SBMM - Shared Buffer Multicast Management Register 3715 * -------------------------------------------------- 3716 * The SBMM register configures and retrieves the shared buffer allocation 3717 * and configuration for MC packets according to Switch-Priority, including 3718 * the binding to pool and definition of the associated quota. 3719 */ 3720 #define MLXSW_REG_SBMM_ID 0xB004 3721 #define MLXSW_REG_SBMM_LEN 0x28 3722 3723 static const struct mlxsw_reg_info mlxsw_reg_sbmm = { 3724 .id = MLXSW_REG_SBMM_ID, 3725 .len = MLXSW_REG_SBMM_LEN, 3726 }; 3727 3728 /* reg_sbmm_prio 3729 * Switch Priority. 3730 * Access: Index 3731 */ 3732 MLXSW_ITEM32(reg, sbmm, prio, 0x00, 8, 4); 3733 3734 /* reg_sbmm_min_buff 3735 * Minimum buffer size for the limiter, in cells. 3736 * Access: RW 3737 */ 3738 MLXSW_ITEM32(reg, sbmm, min_buff, 0x18, 0, 24); 3739 3740 /* reg_sbmm_max_buff 3741 * When the pool associated to the port-pg/tclass is configured to 3742 * static, Maximum buffer size for the limiter configured in cells. 3743 * When the pool associated to the port-pg/tclass is configured to 3744 * dynamic, the max_buff holds the "alpha" parameter, supporting 3745 * the following values: 3746 * 0: 0 3747 * i: (1/128)*2^(i-1), for i=1..14 3748 * 0xFF: Infinity 3749 * Access: RW 3750 */ 3751 MLXSW_ITEM32(reg, sbmm, max_buff, 0x1C, 0, 24); 3752 3753 /* reg_sbmm_pool 3754 * Association of the port-priority to a pool. 3755 * Access: RW 3756 */ 3757 MLXSW_ITEM32(reg, sbmm, pool, 0x24, 0, 4); 3758 3759 static inline void mlxsw_reg_sbmm_pack(char *payload, u8 prio, u32 min_buff, 3760 u32 max_buff, u8 pool) 3761 { 3762 MLXSW_REG_ZERO(sbmm, payload); 3763 mlxsw_reg_sbmm_prio_set(payload, prio); 3764 mlxsw_reg_sbmm_min_buff_set(payload, min_buff); 3765 mlxsw_reg_sbmm_max_buff_set(payload, max_buff); 3766 mlxsw_reg_sbmm_pool_set(payload, pool); 3767 } 3768 3769 /* SBSR - Shared Buffer Status Register 3770 * ------------------------------------ 3771 * The SBSR register retrieves the shared buffer occupancy according to 3772 * Port-Pool. Note that this register enables reading a large amount of data. 3773 * It is the user's responsibility to limit the amount of data to ensure the 3774 * response can match the maximum transfer unit. In case the response exceeds 3775 * the maximum transport unit, it will be truncated with no special notice. 3776 */ 3777 #define MLXSW_REG_SBSR_ID 0xB005 3778 #define MLXSW_REG_SBSR_BASE_LEN 0x5C /* base length, without records */ 3779 #define MLXSW_REG_SBSR_REC_LEN 0x8 /* record length */ 3780 #define MLXSW_REG_SBSR_REC_MAX_COUNT 120 3781 #define MLXSW_REG_SBSR_LEN (MLXSW_REG_SBSR_BASE_LEN + \ 3782 MLXSW_REG_SBSR_REC_LEN * \ 3783 MLXSW_REG_SBSR_REC_MAX_COUNT) 3784 3785 static const struct mlxsw_reg_info mlxsw_reg_sbsr = { 3786 .id = MLXSW_REG_SBSR_ID, 3787 .len = MLXSW_REG_SBSR_LEN, 3788 }; 3789 3790 /* reg_sbsr_clr 3791 * Clear Max Buffer Occupancy. When this bit is set, the max_buff_occupancy 3792 * field is cleared (and a new max value is tracked from the time the clear 3793 * was performed). 3794 * Access: OP 3795 */ 3796 MLXSW_ITEM32(reg, sbsr, clr, 0x00, 31, 1); 3797 3798 /* reg_sbsr_ingress_port_mask 3799 * Bit vector for all ingress network ports. 3800 * Indicates which of the ports (for which the relevant bit is set) 3801 * are affected by the set operation. Configuration of any other port 3802 * does not change. 3803 * Access: Index 3804 */ 3805 MLXSW_ITEM_BIT_ARRAY(reg, sbsr, ingress_port_mask, 0x10, 0x20, 1); 3806 3807 /* reg_sbsr_pg_buff_mask 3808 * Bit vector for all switch priority groups. 3809 * Indicates which of the priorities (for which the relevant bit is set) 3810 * are affected by the set operation. Configuration of any other priority 3811 * does not change. 3812 * Range is 0..cap_max_pg_buffers - 1 3813 * Access: Index 3814 */ 3815 MLXSW_ITEM_BIT_ARRAY(reg, sbsr, pg_buff_mask, 0x30, 0x4, 1); 3816 3817 /* reg_sbsr_egress_port_mask 3818 * Bit vector for all egress network ports. 3819 * Indicates which of the ports (for which the relevant bit is set) 3820 * are affected by the set operation. Configuration of any other port 3821 * does not change. 3822 * Access: Index 3823 */ 3824 MLXSW_ITEM_BIT_ARRAY(reg, sbsr, egress_port_mask, 0x34, 0x20, 1); 3825 3826 /* reg_sbsr_tclass_mask 3827 * Bit vector for all traffic classes. 3828 * Indicates which of the traffic classes (for which the relevant bit is 3829 * set) are affected by the set operation. Configuration of any other 3830 * traffic class does not change. 3831 * Range is 0..cap_max_tclass - 1 3832 * Access: Index 3833 */ 3834 MLXSW_ITEM_BIT_ARRAY(reg, sbsr, tclass_mask, 0x54, 0x8, 1); 3835 3836 static inline void mlxsw_reg_sbsr_pack(char *payload, bool clr) 3837 { 3838 MLXSW_REG_ZERO(sbsr, payload); 3839 mlxsw_reg_sbsr_clr_set(payload, clr); 3840 } 3841 3842 /* reg_sbsr_rec_buff_occupancy 3843 * Current buffer occupancy in cells. 3844 * Access: RO 3845 */ 3846 MLXSW_ITEM32_INDEXED(reg, sbsr, rec_buff_occupancy, MLXSW_REG_SBSR_BASE_LEN, 3847 0, 24, MLXSW_REG_SBSR_REC_LEN, 0x00, false); 3848 3849 /* reg_sbsr_rec_max_buff_occupancy 3850 * Maximum value of buffer occupancy in cells monitored. Cleared by 3851 * writing to the clr field. 3852 * Access: RO 3853 */ 3854 MLXSW_ITEM32_INDEXED(reg, sbsr, rec_max_buff_occupancy, MLXSW_REG_SBSR_BASE_LEN, 3855 0, 24, MLXSW_REG_SBSR_REC_LEN, 0x04, false); 3856 3857 static inline void mlxsw_reg_sbsr_rec_unpack(char *payload, int rec_index, 3858 u32 *p_buff_occupancy, 3859 u32 *p_max_buff_occupancy) 3860 { 3861 *p_buff_occupancy = 3862 mlxsw_reg_sbsr_rec_buff_occupancy_get(payload, rec_index); 3863 *p_max_buff_occupancy = 3864 mlxsw_reg_sbsr_rec_max_buff_occupancy_get(payload, rec_index); 3865 } 3866 3867 static inline const char *mlxsw_reg_id_str(u16 reg_id) 3868 { 3869 switch (reg_id) { 3870 case MLXSW_REG_SGCR_ID: 3871 return "SGCR"; 3872 case MLXSW_REG_SPAD_ID: 3873 return "SPAD"; 3874 case MLXSW_REG_SMID_ID: 3875 return "SMID"; 3876 case MLXSW_REG_SSPR_ID: 3877 return "SSPR"; 3878 case MLXSW_REG_SFDAT_ID: 3879 return "SFDAT"; 3880 case MLXSW_REG_SFD_ID: 3881 return "SFD"; 3882 case MLXSW_REG_SFN_ID: 3883 return "SFN"; 3884 case MLXSW_REG_SPMS_ID: 3885 return "SPMS"; 3886 case MLXSW_REG_SPVID_ID: 3887 return "SPVID"; 3888 case MLXSW_REG_SPVM_ID: 3889 return "SPVM"; 3890 case MLXSW_REG_SPAFT_ID: 3891 return "SPAFT"; 3892 case MLXSW_REG_SFGC_ID: 3893 return "SFGC"; 3894 case MLXSW_REG_SFTR_ID: 3895 return "SFTR"; 3896 case MLXSW_REG_SFDF_ID: 3897 return "SFDF"; 3898 case MLXSW_REG_SLDR_ID: 3899 return "SLDR"; 3900 case MLXSW_REG_SLCR_ID: 3901 return "SLCR"; 3902 case MLXSW_REG_SLCOR_ID: 3903 return "SLCOR"; 3904 case MLXSW_REG_SPMLR_ID: 3905 return "SPMLR"; 3906 case MLXSW_REG_SVFA_ID: 3907 return "SVFA"; 3908 case MLXSW_REG_SVPE_ID: 3909 return "SVPE"; 3910 case MLXSW_REG_SFMR_ID: 3911 return "SFMR"; 3912 case MLXSW_REG_SPVMLR_ID: 3913 return "SPVMLR"; 3914 case MLXSW_REG_QTCT_ID: 3915 return "QTCT"; 3916 case MLXSW_REG_QEEC_ID: 3917 return "QEEC"; 3918 case MLXSW_REG_PMLP_ID: 3919 return "PMLP"; 3920 case MLXSW_REG_PMTU_ID: 3921 return "PMTU"; 3922 case MLXSW_REG_PTYS_ID: 3923 return "PTYS"; 3924 case MLXSW_REG_PPAD_ID: 3925 return "PPAD"; 3926 case MLXSW_REG_PAOS_ID: 3927 return "PAOS"; 3928 case MLXSW_REG_PFCC_ID: 3929 return "PFCC"; 3930 case MLXSW_REG_PPCNT_ID: 3931 return "PPCNT"; 3932 case MLXSW_REG_PPTB_ID: 3933 return "PPTB"; 3934 case MLXSW_REG_PBMC_ID: 3935 return "PBMC"; 3936 case MLXSW_REG_PSPA_ID: 3937 return "PSPA"; 3938 case MLXSW_REG_HTGT_ID: 3939 return "HTGT"; 3940 case MLXSW_REG_HPKT_ID: 3941 return "HPKT"; 3942 case MLXSW_REG_MFCR_ID: 3943 return "MFCR"; 3944 case MLXSW_REG_MFSC_ID: 3945 return "MFSC"; 3946 case MLXSW_REG_MFSM_ID: 3947 return "MFSM"; 3948 case MLXSW_REG_MTCAP_ID: 3949 return "MTCAP"; 3950 case MLXSW_REG_MTMP_ID: 3951 return "MTMP"; 3952 case MLXSW_REG_MLCR_ID: 3953 return "MLCR"; 3954 case MLXSW_REG_SBPR_ID: 3955 return "SBPR"; 3956 case MLXSW_REG_SBCM_ID: 3957 return "SBCM"; 3958 case MLXSW_REG_SBPM_ID: 3959 return "SBPM"; 3960 case MLXSW_REG_SBMM_ID: 3961 return "SBMM"; 3962 case MLXSW_REG_SBSR_ID: 3963 return "SBSR"; 3964 default: 3965 return "*UNKNOWN*"; 3966 } 3967 } 3968 3969 /* PUDE - Port Up / Down Event 3970 * --------------------------- 3971 * Reports the operational state change of a port. 3972 */ 3973 #define MLXSW_REG_PUDE_LEN 0x10 3974 3975 /* reg_pude_swid 3976 * Switch partition ID with which to associate the port. 3977 * Access: Index 3978 */ 3979 MLXSW_ITEM32(reg, pude, swid, 0x00, 24, 8); 3980 3981 /* reg_pude_local_port 3982 * Local port number. 3983 * Access: Index 3984 */ 3985 MLXSW_ITEM32(reg, pude, local_port, 0x00, 16, 8); 3986 3987 /* reg_pude_admin_status 3988 * Port administrative state (the desired state). 3989 * 1 - Up. 3990 * 2 - Down. 3991 * 3 - Up once. This means that in case of link failure, the port won't go 3992 * into polling mode, but will wait to be re-enabled by software. 3993 * 4 - Disabled by system. Can only be set by hardware. 3994 * Access: RO 3995 */ 3996 MLXSW_ITEM32(reg, pude, admin_status, 0x00, 8, 4); 3997 3998 /* reg_pude_oper_status 3999 * Port operatioanl state. 4000 * 1 - Up. 4001 * 2 - Down. 4002 * 3 - Down by port failure. This means that the device will not let the 4003 * port up again until explicitly specified by software. 4004 * Access: RO 4005 */ 4006 MLXSW_ITEM32(reg, pude, oper_status, 0x00, 0, 4); 4007 4008 #endif 4009