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>
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
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.
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.
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.
40 #include <linux/string.h>
41 #include <linux/bitops.h>
42 #include <linux/if_vlan.h>
47 struct mlxsw_reg_info {
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)
56 /* SGCR - Switch General Configuration Register
57 * --------------------------------------------
58 * This register is used for configuration of the switch capabilities.
60 #define MLXSW_REG_SGCR_ID 0x2000
61 #define MLXSW_REG_SGCR_LEN 0x10
63 static const struct mlxsw_reg_info mlxsw_reg_sgcr = {
64 .id = MLXSW_REG_SGCR_ID,
65 .len = MLXSW_REG_SGCR_LEN,
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.
74 MLXSW_ITEM32(reg, sgcr, llb, 0x04, 0, 1);
76 static inline void mlxsw_reg_sgcr_pack(char *payload, bool llb)
78 MLXSW_REG_ZERO(sgcr, payload);
79 mlxsw_reg_sgcr_llb_set(payload, !!llb);
82 /* SPAD - Switch Physical Address Register
83 * ---------------------------------------
84 * The SPAD register configures the switch physical MAC address.
86 #define MLXSW_REG_SPAD_ID 0x2002
87 #define MLXSW_REG_SPAD_LEN 0x10
89 static const struct mlxsw_reg_info mlxsw_reg_spad = {
90 .id = MLXSW_REG_SPAD_ID,
91 .len = MLXSW_REG_SPAD_LEN,
95 * Base MAC address for the switch partitions.
96 * Per switch partition MAC address is equal to:
100 MLXSW_ITEM_BUF(reg, spad, base_mac, 0x02, 6);
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.
108 #define MLXSW_REG_SMID_ID 0x2007
109 #define MLXSW_REG_SMID_LEN 0x240
111 static const struct mlxsw_reg_info mlxsw_reg_smid = {
112 .id = MLXSW_REG_SMID_ID,
113 .len = MLXSW_REG_SMID_LEN,
117 * Switch partition ID.
120 MLXSW_ITEM32(reg, smid, swid, 0x00, 24, 8);
123 * Multicast identifier - global identifier that represents the multicast group
124 * across all devices.
127 MLXSW_ITEM32(reg, smid, mid, 0x00, 0, 16);
130 * Local port memebership (1 bit per port).
133 MLXSW_ITEM_BIT_ARRAY(reg, smid, port, 0x20, 0x20, 1);
135 /* reg_smid_port_mask
136 * Local port mask (1 bit per port).
139 MLXSW_ITEM_BIT_ARRAY(reg, smid, port_mask, 0x220, 0x20, 1);
141 static inline void mlxsw_reg_smid_pack(char *payload, u16 mid,
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);
151 /* SSPR - Switch System Port Record Register
152 * -----------------------------------------
153 * Configures the system port to local port mapping.
155 #define MLXSW_REG_SSPR_ID 0x2008
156 #define MLXSW_REG_SSPR_LEN 0x8
158 static const struct mlxsw_reg_info mlxsw_reg_sspr = {
159 .id = MLXSW_REG_SSPR_ID,
160 .len = MLXSW_REG_SSPR_LEN,
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
170 * Note: Must be set for Spectrum.
173 MLXSW_ITEM32(reg, sspr, m, 0x00, 31, 1);
175 /* reg_sspr_local_port
180 MLXSW_ITEM32(reg, sspr, local_port, 0x00, 16, 8);
183 * Virtual port within the physical port.
184 * Should be set to 0 when virtual ports are not enabled on the port.
188 MLXSW_ITEM32(reg, sspr, sub_port, 0x00, 8, 8);
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).
194 * Currently, only single-ASIC configurations are supported, so we default to
195 * 1:1 mapping between system ports and local ports.
198 MLXSW_ITEM32(reg, sspr, system_port, 0x04, 0, 16);
200 static inline void mlxsw_reg_sspr_pack(char *payload, u8 local_port)
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);
209 /* SFDAT - Switch Filtering Database Aging Time
210 * --------------------------------------------
211 * Controls the Switch aging time. Aging time is able to be set per Switch
214 #define MLXSW_REG_SFDAT_ID 0x2009
215 #define MLXSW_REG_SFDAT_LEN 0x8
217 static const struct mlxsw_reg_info mlxsw_reg_sfdat = {
218 .id = MLXSW_REG_SFDAT_ID,
219 .len = MLXSW_REG_SFDAT_LEN,
223 * Switch partition ID.
226 MLXSW_ITEM32(reg, sfdat, swid, 0x00, 24, 8);
228 /* reg_sfdat_age_time
229 * Aging time in seconds
231 * Max - 1,000,000 seconds
232 * Default is 300 seconds.
235 MLXSW_ITEM32(reg, sfdat, age_time, 0x04, 0, 20);
237 static inline void mlxsw_reg_sfdat_pack(char *payload, u32 age_time)
239 MLXSW_REG_ZERO(sfdat, payload);
240 mlxsw_reg_sfdat_swid_set(payload, 0);
241 mlxsw_reg_sfdat_age_time_set(payload, age_time);
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.
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)
258 static const struct mlxsw_reg_info mlxsw_reg_sfd = {
259 .id = MLXSW_REG_SFD_ID,
260 .len = MLXSW_REG_SFD_LEN,
264 * Switch partition ID for queries. Reserved on Write.
267 MLXSW_ITEM32(reg, sfd, swid, 0x00, 24, 8);
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
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.
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.
290 MLXSW_REG_SFD_OP_WRITE_REMOVE = 2,
291 /* Remove learned notification by {MAC, VID/FID}. The response provides
292 * the removed learning notification.
294 MLXSW_REG_SFD_OP_WRITE_REMOVE_NOTIFICATION = 2,
301 MLXSW_ITEM32(reg, sfd, op, 0x04, 30, 2);
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.
310 MLXSW_ITEM32(reg, sfd, record_locator, 0x04, 0, 30);
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.
319 MLXSW_ITEM32(reg, sfd, num_rec, 0x08, 0, 8);
321 static inline void mlxsw_reg_sfd_pack(char *payload, enum mlxsw_reg_sfd_op op,
324 MLXSW_REG_ZERO(sfd, payload);
325 mlxsw_reg_sfd_op_set(payload, op);
326 mlxsw_reg_sfd_record_locator_set(payload, record_locator);
330 * Switch partition ID.
333 MLXSW_ITEM32_INDEXED(reg, sfd, rec_swid, MLXSW_REG_SFD_BASE_LEN, 24, 8,
334 MLXSW_REG_SFD_REC_LEN, 0x00, false);
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,
346 MLXSW_ITEM32_INDEXED(reg, sfd, rec_type, MLXSW_REG_SFD_BASE_LEN, 20, 4,
347 MLXSW_REG_SFD_REC_LEN, 0x00, false);
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.
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,
360 /* reg_sfd_rec_policy
364 MLXSW_ITEM32_INDEXED(reg, sfd, rec_policy, MLXSW_REG_SFD_BASE_LEN, 18, 2,
365 MLXSW_REG_SFD_REC_LEN, 0x00, false);
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.
373 MLXSW_ITEM32_INDEXED(reg, sfd, rec_a, MLXSW_REG_SFD_BASE_LEN, 16, 1,
374 MLXSW_REG_SFD_REC_LEN, 0x00, false);
380 MLXSW_ITEM_BUF_INDEXED(reg, sfd, rec_mac, MLXSW_REG_SFD_BASE_LEN, 6,
381 MLXSW_REG_SFD_REC_LEN, 0x02);
383 enum mlxsw_reg_sfd_rec_action {
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,
393 /* reg_sfd_rec_action
394 * Action to apply on the packet.
395 * Note: Dynamic entries can only be configured with NOP action.
398 MLXSW_ITEM32_INDEXED(reg, sfd, rec_action, MLXSW_REG_SFD_BASE_LEN, 28, 4,
399 MLXSW_REG_SFD_REC_LEN, 0x0C, false);
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.
407 MLXSW_ITEM32_INDEXED(reg, sfd, uc_sub_port, MLXSW_REG_SFD_BASE_LEN, 16, 8,
408 MLXSW_REG_SFD_REC_LEN, 0x08, false);
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.
420 MLXSW_ITEM32_INDEXED(reg, sfd, uc_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
421 MLXSW_REG_SFD_REC_LEN, 0x08, false);
423 /* reg_sfd_uc_system_port
424 * Unique port identifier for the final destination of the packet.
427 MLXSW_ITEM32_INDEXED(reg, sfd, uc_system_port, MLXSW_REG_SFD_BASE_LEN, 0, 16,
428 MLXSW_REG_SFD_REC_LEN, 0x0C, false);
430 static inline void mlxsw_reg_sfd_rec_pack(char *payload, int rec_index,
431 enum mlxsw_reg_sfd_rec_type rec_type,
433 enum mlxsw_reg_sfd_rec_action action)
435 u8 num_rec = mlxsw_reg_sfd_num_rec_get(payload);
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);
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,
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);
459 static inline void mlxsw_reg_sfd_uc_unpack(char *payload, int rec_index,
460 char *mac, u16 *p_fid_vid,
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);
468 /* reg_sfd_uc_lag_sub_port
470 * Must be 0 if multichannel VEPA is not enabled.
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);
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.
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);
489 /* reg_sfd_uc_lag_lag_vid
490 * Indicates VID in case of vFIDs. Reserved for FIDs.
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);
496 /* reg_sfd_uc_lag_lag_id
497 * LAG Identifier - pointer into the LAG descriptor table.
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);
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,
510 mlxsw_reg_sfd_rec_pack(payload, rec_index,
511 MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG,
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);
520 static inline void mlxsw_reg_sfd_uc_lag_unpack(char *payload, int rec_index,
521 char *mac, u16 *p_vid,
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);
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
536 MLXSW_ITEM32_INDEXED(reg, sfd, mc_pgi, MLXSW_REG_SFD_BASE_LEN, 16, 13,
537 MLXSW_REG_SFD_REC_LEN, 0x08, false);
539 /* reg_sfd_mc_fid_vid
541 * Filtering ID or VLAN ID
544 MLXSW_ITEM32_INDEXED(reg, sfd, mc_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
545 MLXSW_REG_SFD_REC_LEN, 0x08, false);
549 * Multicast identifier - global identifier that represents the multicast
550 * group across all devices.
553 MLXSW_ITEM32_INDEXED(reg, sfd, mc_mid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
554 MLXSW_REG_SFD_REC_LEN, 0x0C, false);
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)
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);
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.
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)
580 static const struct mlxsw_reg_info mlxsw_reg_sfn = {
581 .id = MLXSW_REG_SFN_ID,
582 .len = MLXSW_REG_SFN_LEN,
586 * Switch partition ID.
589 MLXSW_ITEM32(reg, sfn, swid, 0x00, 24, 8);
592 * Request: Number of learned notifications and aged-out notification
594 * Response: Number of notification records returned (must be smaller
595 * than or equal to the value requested)
599 MLXSW_ITEM32(reg, sfn, num_rec, 0x04, 0, 8);
601 static inline void mlxsw_reg_sfn_pack(char *payload)
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);
609 * Switch partition ID.
612 MLXSW_ITEM32_INDEXED(reg, sfn, rec_swid, MLXSW_REG_SFN_BASE_LEN, 24, 8,
613 MLXSW_REG_SFN_REC_LEN, 0x00, false);
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,
627 * Notification record type.
630 MLXSW_ITEM32_INDEXED(reg, sfn, rec_type, MLXSW_REG_SFN_BASE_LEN, 20, 4,
631 MLXSW_REG_SFN_REC_LEN, 0x00, false);
637 MLXSW_ITEM_BUF_INDEXED(reg, sfn, rec_mac, MLXSW_REG_SFN_BASE_LEN, 6,
638 MLXSW_REG_SFN_REC_LEN, 0x02);
640 /* reg_sfn_mac_sub_port
641 * VEPA channel on the local port.
642 * 0 if multichannel VEPA is not enabled.
645 MLXSW_ITEM32_INDEXED(reg, sfn, mac_sub_port, MLXSW_REG_SFN_BASE_LEN, 16, 8,
646 MLXSW_REG_SFN_REC_LEN, 0x08, false);
649 * Filtering identifier.
652 MLXSW_ITEM32_INDEXED(reg, sfn, mac_fid, MLXSW_REG_SFN_BASE_LEN, 0, 16,
653 MLXSW_REG_SFN_REC_LEN, 0x08, false);
655 /* reg_sfn_mac_system_port
656 * Unique port identifier for the final destination of the packet.
659 MLXSW_ITEM32_INDEXED(reg, sfn, mac_system_port, MLXSW_REG_SFN_BASE_LEN, 0, 16,
660 MLXSW_REG_SFN_REC_LEN, 0x0C, false);
662 static inline void mlxsw_reg_sfn_mac_unpack(char *payload, int rec_index,
663 char *mac, u16 *p_vid,
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);
671 /* reg_sfn_mac_lag_lag_id
672 * LAG ID (pointer into the LAG descriptor table).
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);
678 static inline void mlxsw_reg_sfn_mac_lag_unpack(char *payload, int rec_index,
679 char *mac, u16 *p_vid,
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);
687 /* SPMS - Switch Port MSTP/RSTP State Register
688 * -------------------------------------------
689 * Configures the spanning tree state of a physical port.
691 #define MLXSW_REG_SPMS_ID 0x200D
692 #define MLXSW_REG_SPMS_LEN 0x404
694 static const struct mlxsw_reg_info mlxsw_reg_spms = {
695 .id = MLXSW_REG_SPMS_ID,
696 .len = MLXSW_REG_SPMS_LEN,
699 /* reg_spms_local_port
703 MLXSW_ITEM32(reg, spms, local_port, 0x00, 16, 8);
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,
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.
720 MLXSW_ITEM_BIT_ARRAY(reg, spms, state, 0x04, 0x400, 2);
722 static inline void mlxsw_reg_spms_pack(char *payload, u8 local_port)
724 MLXSW_REG_ZERO(spms, payload);
725 mlxsw_reg_spms_local_port_set(payload, local_port);
728 static inline void mlxsw_reg_spms_vid_pack(char *payload, u16 vid,
729 enum mlxsw_reg_spms_state state)
731 mlxsw_reg_spms_state_set(payload, vid, state);
734 /* SPVID - Switch Port VID
735 * -----------------------
736 * The switch port VID configures the default VID for a port.
738 #define MLXSW_REG_SPVID_ID 0x200E
739 #define MLXSW_REG_SPVID_LEN 0x08
741 static const struct mlxsw_reg_info mlxsw_reg_spvid = {
742 .id = MLXSW_REG_SPVID_ID,
743 .len = MLXSW_REG_SPVID_LEN,
746 /* reg_spvid_local_port
750 MLXSW_ITEM32(reg, spvid, local_port, 0x00, 16, 8);
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.
757 MLXSW_ITEM32(reg, spvid, sub_port, 0x00, 8, 8);
763 MLXSW_ITEM32(reg, spvid, pvid, 0x04, 0, 12);
765 static inline void mlxsw_reg_spvid_pack(char *payload, u8 local_port, u16 pvid)
767 MLXSW_REG_ZERO(spvid, payload);
768 mlxsw_reg_spvid_local_port_set(payload, local_port);
769 mlxsw_reg_spvid_pvid_set(payload, pvid);
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.
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)
785 static const struct mlxsw_reg_info mlxsw_reg_spvm = {
786 .id = MLXSW_REG_SPVM_ID,
787 .len = MLXSW_REG_SPVM_LEN,
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
796 MLXSW_ITEM32(reg, spvm, pt, 0x00, 31, 1);
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.
803 MLXSW_ITEM32(reg, spvm, pte, 0x00, 30, 1);
805 /* reg_spvm_local_port
809 MLXSW_ITEM32(reg, spvm, local_port, 0x00, 16, 8);
812 * Virtual port within the physical port.
813 * Should be set to 0 when virtual ports are not enabled on the port.
816 MLXSW_ITEM32(reg, spvm, sub_port, 0x00, 8, 8);
819 * Number of records to update. Each record contains: i, e, u, vid.
822 MLXSW_ITEM32(reg, spvm, num_rec, 0x00, 0, 8);
825 * Ingress membership in VLAN ID.
828 MLXSW_ITEM32_INDEXED(reg, spvm, rec_i,
829 MLXSW_REG_SPVM_BASE_LEN, 14, 1,
830 MLXSW_REG_SPVM_REC_LEN, 0, false);
833 * Egress membership in VLAN ID.
836 MLXSW_ITEM32_INDEXED(reg, spvm, rec_e,
837 MLXSW_REG_SPVM_BASE_LEN, 13, 1,
838 MLXSW_REG_SPVM_REC_LEN, 0, false);
841 * Untagged - port is an untagged member - egress transmission uses untagged
845 MLXSW_ITEM32_INDEXED(reg, spvm, rec_u,
846 MLXSW_REG_SPVM_BASE_LEN, 12, 1,
847 MLXSW_REG_SPVM_REC_LEN, 0, false);
850 * Egress membership in VLAN ID.
853 MLXSW_ITEM32_INDEXED(reg, spvm, rec_vid,
854 MLXSW_REG_SPVM_BASE_LEN, 0, 12,
855 MLXSW_REG_SPVM_REC_LEN, 0, false);
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)
861 int size = vid_end - vid_begin + 1;
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);
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);
876 /* SPAFT - Switch Port Acceptable Frame Types
877 * ------------------------------------------
878 * The Switch Port Acceptable Frame Types register configures the frame
879 * admittance of the port.
881 #define MLXSW_REG_SPAFT_ID 0x2010
882 #define MLXSW_REG_SPAFT_LEN 0x08
884 static const struct mlxsw_reg_info mlxsw_reg_spaft = {
885 .id = MLXSW_REG_SPAFT_ID,
886 .len = MLXSW_REG_SPAFT_LEN,
889 /* reg_spaft_local_port
893 * Note: CPU port is not supported (all tag types are allowed).
895 MLXSW_ITEM32(reg, spaft, local_port, 0x00, 16, 8);
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.
902 MLXSW_ITEM32(reg, spaft, sub_port, 0x00, 8, 8);
904 /* reg_spaft_allow_untagged
905 * When set, untagged frames on the ingress are allowed (default).
908 MLXSW_ITEM32(reg, spaft, allow_untagged, 0x04, 31, 1);
910 /* reg_spaft_allow_prio_tagged
911 * When set, priority tagged frames on the ingress are allowed (default).
914 MLXSW_ITEM32(reg, spaft, allow_prio_tagged, 0x04, 30, 1);
916 /* reg_spaft_allow_tagged
917 * When set, tagged frames on the ingress are allowed (default).
920 MLXSW_ITEM32(reg, spaft, allow_tagged, 0x04, 29, 1);
922 static inline void mlxsw_reg_spaft_pack(char *payload, u8 local_port,
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);
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.
937 #define MLXSW_REG_SFGC_ID 0x2011
938 #define MLXSW_REG_SFGC_LEN 0x10
940 static const struct mlxsw_reg_info mlxsw_reg_sfgc = {
941 .id = MLXSW_REG_SFGC_ID,
942 .len = MLXSW_REG_SFGC_LEN,
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,
958 * The traffic type to reach the flooding table.
961 MLXSW_ITEM32(reg, sfgc, type, 0x00, 0, 4);
963 enum mlxsw_reg_sfgc_bridge_type {
964 MLXSW_REG_SFGC_BRIDGE_TYPE_1Q_FID = 0,
965 MLXSW_REG_SFGC_BRIDGE_TYPE_VFID = 1,
968 /* reg_sfgc_bridge_type
971 * Note: SwitchX-2 only supports 802.1Q mode.
973 MLXSW_ITEM32(reg, sfgc, bridge_type, 0x04, 24, 3);
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,
983 /* reg_sfgc_table_type
984 * See mlxsw_flood_table_type
987 * Note: FID offset and FID types are not supported in SwitchX-2.
989 MLXSW_ITEM32(reg, sfgc, table_type, 0x04, 16, 3);
991 /* reg_sfgc_flood_table
992 * Flooding table index to associate with the specific type on the specific
996 MLXSW_ITEM32(reg, sfgc, flood_table, 0x04, 0, 6);
999 * The multicast ID for the swid. Not supported for Spectrum
1002 MLXSW_ITEM32(reg, sfgc, mid, 0x08, 0, 16);
1004 /* reg_sfgc_counter_set_type
1005 * Counter Set Type for flow counters.
1008 MLXSW_ITEM32(reg, sfgc, counter_set_type, 0x0C, 24, 8);
1010 /* reg_sfgc_counter_index
1011 * Counter Index for flow counters.
1014 MLXSW_ITEM32(reg, sfgc, counter_index, 0x0C, 0, 24);
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)
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);
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.
1035 #define MLXSW_REG_SFTR_ID 0x2012
1036 #define MLXSW_REG_SFTR_LEN 0x420
1038 static const struct mlxsw_reg_info mlxsw_reg_sftr = {
1039 .id = MLXSW_REG_SFTR_ID,
1040 .len = MLXSW_REG_SFTR_LEN,
1044 * Switch partition ID with which to associate the port.
1047 MLXSW_ITEM32(reg, sftr, swid, 0x00, 24, 8);
1049 /* reg_sftr_flood_table
1050 * Flooding table index to associate with the specific type on the specific
1054 MLXSW_ITEM32(reg, sftr, flood_table, 0x00, 16, 6);
1057 * Index. Used as an index into the Flooding Table in case the table is
1058 * configured to use VID / FID or FID Offset.
1061 MLXSW_ITEM32(reg, sftr, index, 0x00, 0, 16);
1063 /* reg_sftr_table_type
1064 * See mlxsw_flood_table_type
1067 MLXSW_ITEM32(reg, sftr, table_type, 0x04, 16, 3);
1070 * Range of entries to update
1073 MLXSW_ITEM32(reg, sftr, range, 0x04, 0, 16);
1076 * Local port membership (1 bit per port).
1079 MLXSW_ITEM_BIT_ARRAY(reg, sftr, port, 0x20, 0x20, 1);
1081 /* reg_sftr_cpu_port_mask
1082 * CPU port mask (1 bit per port).
1085 MLXSW_ITEM_BIT_ARRAY(reg, sftr, port_mask, 0x220, 0x20, 1);
1087 static inline void mlxsw_reg_sftr_pack(char *payload,
1088 unsigned int flood_table,
1090 enum mlxsw_flood_table_type table_type,
1091 unsigned int range, u8 port, bool set)
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);
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.
1108 #define MLXSW_REG_SFDF_ID 0x2013
1109 #define MLXSW_REG_SFDF_LEN 0x14
1111 static const struct mlxsw_reg_info mlxsw_reg_sfdf = {
1112 .id = MLXSW_REG_SFDF_ID,
1113 .len = MLXSW_REG_SFDF_LEN,
1117 * Switch partition ID.
1120 MLXSW_ITEM32(reg, sfdf, swid, 0x00, 24, 8);
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,
1131 /* reg_sfdf_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.
1141 MLXSW_ITEM32(reg, sfdf, flush_type, 0x04, 28, 4);
1143 /* reg_sfdf_flush_static
1145 * 0 - Flush only dynamic entries.
1146 * 1 - Flush both dynamic and static entries.
1149 MLXSW_ITEM32(reg, sfdf, flush_static, 0x04, 24, 1);
1151 static inline void mlxsw_reg_sfdf_pack(char *payload,
1152 enum mlxsw_reg_sfdf_flush_type type)
1154 MLXSW_REG_ZERO(sfdf, payload);
1155 mlxsw_reg_sfdf_flush_type_set(payload, type);
1156 mlxsw_reg_sfdf_flush_static_set(payload, true);
1163 MLXSW_ITEM32(reg, sfdf, fid, 0x0C, 0, 16);
1165 /* reg_sfdf_system_port
1169 MLXSW_ITEM32(reg, sfdf, system_port, 0x0C, 0, 16);
1171 /* reg_sfdf_port_fid_system_port
1172 * Port to flush, pointed to by FID.
1175 MLXSW_ITEM32(reg, sfdf, port_fid_system_port, 0x08, 0, 16);
1181 MLXSW_ITEM32(reg, sfdf, lag_id, 0x0C, 0, 10);
1183 /* reg_sfdf_lag_fid_lag_id
1184 * LAG ID to flush, pointed to by FID.
1187 MLXSW_ITEM32(reg, sfdf, lag_fid_lag_id, 0x08, 0, 10);
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
1195 #define MLXSW_REG_SLDR_ID 0x2014
1196 #define MLXSW_REG_SLDR_LEN 0x0C /* counting in only one port in list */
1198 static const struct mlxsw_reg_info mlxsw_reg_sldr = {
1199 .id = MLXSW_REG_SLDR_ID,
1200 .len = MLXSW_REG_SLDR_LEN,
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,
1217 MLXSW_ITEM32(reg, sldr, op, 0x00, 29, 3);
1220 * LAG identifier. The lag_id is the index into the LAG descriptor table.
1223 MLXSW_ITEM32(reg, sldr, lag_id, 0x00, 0, 10);
1225 static inline void mlxsw_reg_sldr_lag_create_pack(char *payload, u8 lag_id)
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);
1232 static inline void mlxsw_reg_sldr_lag_destroy_pack(char *payload, u8 lag_id)
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);
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.
1245 MLXSW_ITEM32(reg, sldr, num_ports, 0x04, 24, 8);
1247 /* reg_sldr_system_port
1251 MLXSW_ITEM32_INDEXED(reg, sldr, system_port, 0x08, 0, 16, 4, 0, false);
1253 static inline void mlxsw_reg_sldr_lag_add_port_pack(char *payload, u8 lag_id,
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);
1263 static inline void mlxsw_reg_sldr_lag_remove_port_pack(char *payload, u8 lag_id,
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);
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.
1278 #define MLXSW_REG_SLCR_ID 0x2015
1279 #define MLXSW_REG_SLCR_LEN 0x10
1281 static const struct mlxsw_reg_info mlxsw_reg_slcr = {
1282 .id = MLXSW_REG_SLCR_ID,
1283 .len = MLXSW_REG_SLCR_LEN,
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,
1294 * Per Port Configuration
1295 * Note: Reading at Global mode results in reading port 1 configuration.
1298 MLXSW_ITEM32(reg, slcr, pp, 0x00, 24, 1);
1300 /* reg_slcr_local_port
1302 * Supported from CPU port
1303 * Not supported from router port
1304 * Reserved when pp = Global Configuration
1307 MLXSW_ITEM32(reg, slcr, local_port, 0x00, 16, 8);
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,
1319 MLXSW_ITEM32(reg, slcr, type, 0x00, 0, 4);
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)
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).
1379 MLXSW_ITEM32(reg, slcr, lag_hash, 0x04, 0, 20);
1381 static inline void mlxsw_reg_slcr_pack(char *payload, u16 lag_hash)
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);
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.
1394 #define MLXSW_REG_SLCOR_ID 0x2016
1395 #define MLXSW_REG_SLCOR_LEN 0x10
1397 static const struct mlxsw_reg_info mlxsw_reg_slcor = {
1398 .id = MLXSW_REG_SLCOR_ID,
1399 .len = MLXSW_REG_SLCOR_LEN,
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,
1411 * Collector configuration
1414 MLXSW_ITEM32(reg, slcor, col, 0x00, 30, 2);
1416 /* reg_slcor_local_port
1418 * Not supported for CPU port
1421 MLXSW_ITEM32(reg, slcor, local_port, 0x00, 16, 8);
1424 * LAG Identifier. Index into the LAG descriptor table.
1427 MLXSW_ITEM32(reg, slcor, lag_id, 0x00, 0, 10);
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
1434 MLXSW_ITEM32(reg, slcor, port_index, 0x04, 0, 10);
1436 static inline void mlxsw_reg_slcor_pack(char *payload,
1437 u8 local_port, u16 lag_id,
1438 enum mlxsw_reg_slcor_col col)
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);
1446 static inline void mlxsw_reg_slcor_port_add_pack(char *payload,
1447 u8 local_port, u16 lag_id,
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);
1455 static inline void mlxsw_reg_slcor_port_remove_pack(char *payload,
1456 u8 local_port, u16 lag_id)
1458 mlxsw_reg_slcor_pack(payload, local_port, lag_id,
1459 MLXSW_REG_SLCOR_COL_LAG_REMOVE_PORT);
1462 static inline void mlxsw_reg_slcor_col_enable_pack(char *payload,
1463 u8 local_port, u16 lag_id)
1465 mlxsw_reg_slcor_pack(payload, local_port, lag_id,
1466 MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED);
1469 static inline void mlxsw_reg_slcor_col_disable_pack(char *payload,
1470 u8 local_port, u16 lag_id)
1472 mlxsw_reg_slcor_pack(payload, local_port, lag_id,
1473 MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED);
1476 /* SPMLR - Switch Port MAC Learning Register
1477 * -----------------------------------------
1478 * Controls the Switch MAC learning policy per port.
1480 #define MLXSW_REG_SPMLR_ID 0x2018
1481 #define MLXSW_REG_SPMLR_LEN 0x8
1483 static const struct mlxsw_reg_info mlxsw_reg_spmlr = {
1484 .id = MLXSW_REG_SPMLR_ID,
1485 .len = MLXSW_REG_SPMLR_LEN,
1488 /* reg_spmlr_local_port
1489 * Local port number.
1492 MLXSW_ITEM32(reg, spmlr, local_port, 0x00, 16, 8);
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.
1499 MLXSW_ITEM32(reg, spmlr, sub_port, 0x00, 8, 8);
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,
1507 /* reg_spmlr_learn_mode
1508 * Learning mode on the port.
1509 * 0 - Learning disabled.
1510 * 2 - Learning enabled.
1511 * 3 - Security mode.
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.
1518 MLXSW_ITEM32(reg, spmlr, learn_mode, 0x04, 30, 2);
1520 static inline void mlxsw_reg_spmlr_pack(char *payload, u8 local_port,
1521 enum mlxsw_reg_spmlr_learn_mode mode)
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);
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.
1534 #define MLXSW_REG_SVFA_ID 0x201C
1535 #define MLXSW_REG_SVFA_LEN 0x10
1537 static const struct mlxsw_reg_info mlxsw_reg_svfa = {
1538 .id = MLXSW_REG_SVFA_ID,
1539 .len = MLXSW_REG_SVFA_LEN,
1543 * Switch partition ID.
1546 MLXSW_ITEM32(reg, svfa, swid, 0x00, 24, 8);
1548 /* reg_svfa_local_port
1549 * Local port number.
1552 * Note: Reserved for 802.1Q FIDs.
1554 MLXSW_ITEM32(reg, svfa, local_port, 0x00, 16, 8);
1556 enum mlxsw_reg_svfa_mt {
1557 MLXSW_REG_SVFA_MT_VID_TO_FID,
1558 MLXSW_REG_SVFA_MT_PORT_VID_TO_FID,
1561 /* reg_svfa_mapping_table
1564 * 1 - {Port, VID} to FID
1567 * Note: Reserved for SwitchX-2.
1569 MLXSW_ITEM32(reg, svfa, mapping_table, 0x00, 8, 3);
1576 * Note: Reserved for SwitchX-2.
1578 MLXSW_ITEM32(reg, svfa, v, 0x00, 0, 1);
1584 MLXSW_ITEM32(reg, svfa, fid, 0x04, 16, 16);
1590 MLXSW_ITEM32(reg, svfa, vid, 0x04, 0, 12);
1592 /* reg_svfa_counter_set_type
1593 * Counter set type for flow counters.
1596 * Note: Reserved for SwitchX-2.
1598 MLXSW_ITEM32(reg, svfa, counter_set_type, 0x08, 24, 8);
1600 /* reg_svfa_counter_index
1601 * Counter index for flow counters.
1604 * Note: Reserved for SwitchX-2.
1606 MLXSW_ITEM32(reg, svfa, counter_index, 0x08, 0, 24);
1608 static inline void mlxsw_reg_svfa_pack(char *payload, u8 local_port,
1609 enum mlxsw_reg_svfa_mt mt, bool valid,
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);
1622 /* SVPE - Switch Virtual-Port Enabling Register
1623 * --------------------------------------------
1624 * Enables port virtualization.
1626 #define MLXSW_REG_SVPE_ID 0x201E
1627 #define MLXSW_REG_SVPE_LEN 0x4
1629 static const struct mlxsw_reg_info mlxsw_reg_svpe = {
1630 .id = MLXSW_REG_SVPE_ID,
1631 .len = MLXSW_REG_SVPE_LEN,
1634 /* reg_svpe_local_port
1638 * Note: CPU port is not supported (uses VLAN mode only).
1640 MLXSW_ITEM32(reg, svpe, local_port, 0x00, 16, 8);
1643 * Virtual port enable.
1644 * 0 - Disable, VLAN mode (VID to FID).
1645 * 1 - Enable, Virtual port mode ({Port, VID} to FID).
1648 MLXSW_ITEM32(reg, svpe, vp_en, 0x00, 8, 1);
1650 static inline void mlxsw_reg_svpe_pack(char *payload, u8 local_port,
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);
1658 /* SFMR - Switch FID Management Register
1659 * -------------------------------------
1660 * Creates and configures FIDs.
1662 #define MLXSW_REG_SFMR_ID 0x201F
1663 #define MLXSW_REG_SFMR_LEN 0x18
1665 static const struct mlxsw_reg_info mlxsw_reg_sfmr = {
1666 .id = MLXSW_REG_SFMR_ID,
1667 .len = MLXSW_REG_SFMR_LEN,
1670 enum mlxsw_reg_sfmr_op {
1671 MLXSW_REG_SFMR_OP_CREATE_FID,
1672 MLXSW_REG_SFMR_OP_DESTROY_FID,
1677 * 0 - Create or edit FID.
1681 MLXSW_ITEM32(reg, sfmr, op, 0x00, 24, 4);
1687 MLXSW_ITEM32(reg, sfmr, fid, 0x00, 0, 16);
1689 /* reg_sfmr_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.
1695 MLXSW_ITEM32(reg, sfmr, fid_offset, 0x08, 0, 16);
1698 * Valid Tunnel Flood Pointer.
1699 * If not set, then nve_tunnel_flood_ptr is reserved and considered NULL.
1702 * Note: Reserved for 802.1Q FIDs.
1704 MLXSW_ITEM32(reg, sfmr, vtfp, 0x0C, 31, 1);
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).
1712 MLXSW_ITEM32(reg, sfmr, nve_tunnel_flood_ptr, 0x0C, 0, 24);
1716 * If not set, then vni is reserved.
1719 * Note: Reserved for 802.1Q FIDs.
1721 MLXSW_ITEM32(reg, sfmr, vv, 0x10, 31, 1);
1724 * Virtual Network Identifier.
1727 * Note: A given VNI can only be assigned to one FID.
1729 MLXSW_ITEM32(reg, sfmr, vni, 0x10, 0, 24);
1731 static inline void mlxsw_reg_sfmr_pack(char *payload,
1732 enum mlxsw_reg_sfmr_op op, u16 fid,
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);
1743 /* SPVMLR - Switch Port VLAN MAC Learning Register
1744 * -----------------------------------------------
1745 * Controls the switch MAC learning policy per {Port, VID}.
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)
1755 static const struct mlxsw_reg_info mlxsw_reg_spvmlr = {
1756 .id = MLXSW_REG_SPVMLR_ID,
1757 .len = MLXSW_REG_SPVMLR_LEN,
1760 /* reg_spvmlr_local_port
1761 * Local ingress port.
1764 * Note: CPU port is not supported.
1766 MLXSW_ITEM32(reg, spvmlr, local_port, 0x00, 16, 8);
1768 /* reg_spvmlr_num_rec
1769 * Number of records to update.
1772 MLXSW_ITEM32(reg, spvmlr, num_rec, 0x00, 0, 8);
1774 /* reg_spvmlr_rec_learn_enable
1775 * 0 - Disable learning for {Port, VID}.
1776 * 1 - Enable learning for {Port, VID}.
1779 MLXSW_ITEM32_INDEXED(reg, spvmlr, rec_learn_enable, MLXSW_REG_SPVMLR_BASE_LEN,
1780 31, 1, MLXSW_REG_SPVMLR_REC_LEN, 0x00, false);
1782 /* reg_spvmlr_rec_vid
1783 * VLAN ID to be added/removed from port or for querying.
1786 MLXSW_ITEM32_INDEXED(reg, spvmlr, rec_vid, MLXSW_REG_SPVMLR_BASE_LEN, 0, 12,
1787 MLXSW_REG_SPVMLR_REC_LEN, 0x00, false);
1789 static inline void mlxsw_reg_spvmlr_pack(char *payload, u8 local_port,
1790 u16 vid_begin, u16 vid_end,
1793 int num_rec = vid_end - vid_begin + 1;
1796 WARN_ON(num_rec < 1 || num_rec > MLXSW_REG_SPVMLR_REC_MAX_COUNT);
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);
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);
1808 /* PMLP - Ports Module to Local Port Register
1809 * ------------------------------------------
1810 * Configures the assignment of modules to local ports.
1812 #define MLXSW_REG_PMLP_ID 0x5002
1813 #define MLXSW_REG_PMLP_LEN 0x40
1815 static const struct mlxsw_reg_info mlxsw_reg_pmlp = {
1816 .id = MLXSW_REG_PMLP_ID,
1817 .len = MLXSW_REG_PMLP_LEN,
1821 * 0 - Tx value is used for both Tx and Rx.
1822 * 1 - Rx value is taken from a separte field.
1825 MLXSW_ITEM32(reg, pmlp, rxtx, 0x00, 31, 1);
1827 /* reg_pmlp_local_port
1828 * Local port number.
1831 MLXSW_ITEM32(reg, pmlp, local_port, 0x00, 16, 8);
1834 * 0 - Unmap local port.
1835 * 1 - Lane 0 is used.
1836 * 2 - Lanes 0 and 1 are used.
1837 * 4 - Lanes 0, 1, 2 and 3 are used.
1840 MLXSW_ITEM32(reg, pmlp, width, 0x00, 0, 8);
1846 MLXSW_ITEM32_INDEXED(reg, pmlp, module, 0x04, 0, 8, 0x04, 0x00, false);
1849 * Tx Lane. When rxtx field is cleared, this field is used for Rx as well.
1852 MLXSW_ITEM32_INDEXED(reg, pmlp, tx_lane, 0x04, 16, 2, 0x04, 0x00, false);
1855 * Rx Lane. When rxtx field is cleared, this field is ignored and Rx lane is
1859 MLXSW_ITEM32_INDEXED(reg, pmlp, rx_lane, 0x04, 24, 2, 0x04, 0x00, false);
1861 static inline void mlxsw_reg_pmlp_pack(char *payload, u8 local_port)
1863 MLXSW_REG_ZERO(pmlp, payload);
1864 mlxsw_reg_pmlp_local_port_set(payload, local_port);
1867 /* PMTU - Port MTU Register
1868 * ------------------------
1869 * Configures and reports the port MTU.
1871 #define MLXSW_REG_PMTU_ID 0x5003
1872 #define MLXSW_REG_PMTU_LEN 0x10
1874 static const struct mlxsw_reg_info mlxsw_reg_pmtu = {
1875 .id = MLXSW_REG_PMTU_ID,
1876 .len = MLXSW_REG_PMTU_LEN,
1879 /* reg_pmtu_local_port
1880 * Local port number.
1883 MLXSW_ITEM32(reg, pmtu, local_port, 0x00, 16, 8);
1887 * When port type (e.g. Ethernet) is configured, the relevant MTU is
1888 * reported, otherwise the minimum between the max_mtu of the different
1889 * types is reported.
1892 MLXSW_ITEM32(reg, pmtu, max_mtu, 0x04, 16, 16);
1894 /* reg_pmtu_admin_mtu
1895 * MTU value to set port to. Must be smaller or equal to max_mtu.
1896 * Note: If port type is Infiniband, then port must be disabled, when its
1900 MLXSW_ITEM32(reg, pmtu, admin_mtu, 0x08, 16, 16);
1902 /* reg_pmtu_oper_mtu
1903 * The actual MTU configured on the port. Packets exceeding this size
1905 * Note: In Ethernet and FC oper_mtu == admin_mtu, however, in Infiniband
1906 * oper_mtu might be smaller than admin_mtu.
1909 MLXSW_ITEM32(reg, pmtu, oper_mtu, 0x0C, 16, 16);
1911 static inline void mlxsw_reg_pmtu_pack(char *payload, u8 local_port,
1914 MLXSW_REG_ZERO(pmtu, payload);
1915 mlxsw_reg_pmtu_local_port_set(payload, local_port);
1916 mlxsw_reg_pmtu_max_mtu_set(payload, 0);
1917 mlxsw_reg_pmtu_admin_mtu_set(payload, new_mtu);
1918 mlxsw_reg_pmtu_oper_mtu_set(payload, 0);
1921 /* PTYS - Port Type and Speed Register
1922 * -----------------------------------
1923 * Configures and reports the port speed type.
1925 * Note: When set while the link is up, the changes will not take effect
1926 * until the port transitions from down to up state.
1928 #define MLXSW_REG_PTYS_ID 0x5004
1929 #define MLXSW_REG_PTYS_LEN 0x40
1931 static const struct mlxsw_reg_info mlxsw_reg_ptys = {
1932 .id = MLXSW_REG_PTYS_ID,
1933 .len = MLXSW_REG_PTYS_LEN,
1936 /* reg_ptys_local_port
1937 * Local port number.
1940 MLXSW_ITEM32(reg, ptys, local_port, 0x00, 16, 8);
1942 #define MLXSW_REG_PTYS_PROTO_MASK_ETH BIT(2)
1944 /* reg_ptys_proto_mask
1945 * Protocol mask. Indicates which protocol is used.
1947 * 1 - Fibre Channel.
1951 MLXSW_ITEM32(reg, ptys, proto_mask, 0x00, 0, 3);
1953 #define MLXSW_REG_PTYS_ETH_SPEED_SGMII BIT(0)
1954 #define MLXSW_REG_PTYS_ETH_SPEED_1000BASE_KX BIT(1)
1955 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CX4 BIT(2)
1956 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KX4 BIT(3)
1957 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KR BIT(4)
1958 #define MLXSW_REG_PTYS_ETH_SPEED_20GBASE_KR2 BIT(5)
1959 #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_CR4 BIT(6)
1960 #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_KR4 BIT(7)
1961 #define MLXSW_REG_PTYS_ETH_SPEED_56GBASE_R4 BIT(8)
1962 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CR BIT(12)
1963 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_SR BIT(13)
1964 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_ER_LR BIT(14)
1965 #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_SR4 BIT(15)
1966 #define MLXSW_REG_PTYS_ETH_SPEED_40GBASE_LR4_ER4 BIT(16)
1967 #define MLXSW_REG_PTYS_ETH_SPEED_50GBASE_KR4 BIT(19)
1968 #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_CR4 BIT(20)
1969 #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_SR4 BIT(21)
1970 #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4 BIT(22)
1971 #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_LR4_ER4 BIT(23)
1972 #define MLXSW_REG_PTYS_ETH_SPEED_100BASE_TX BIT(24)
1973 #define MLXSW_REG_PTYS_ETH_SPEED_100BASE_T BIT(25)
1974 #define MLXSW_REG_PTYS_ETH_SPEED_10GBASE_T BIT(26)
1975 #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_CR BIT(27)
1976 #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_KR BIT(28)
1977 #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_SR BIT(29)
1978 #define MLXSW_REG_PTYS_ETH_SPEED_50GBASE_CR2 BIT(30)
1979 #define MLXSW_REG_PTYS_ETH_SPEED_50GBASE_KR2 BIT(31)
1981 /* reg_ptys_eth_proto_cap
1982 * Ethernet port supported speeds and protocols.
1985 MLXSW_ITEM32(reg, ptys, eth_proto_cap, 0x0C, 0, 32);
1987 /* reg_ptys_eth_proto_admin
1988 * Speed and protocol to set port to.
1991 MLXSW_ITEM32(reg, ptys, eth_proto_admin, 0x18, 0, 32);
1993 /* reg_ptys_eth_proto_oper
1994 * The current speed and protocol configured for the port.
1997 MLXSW_ITEM32(reg, ptys, eth_proto_oper, 0x24, 0, 32);
1999 static inline void mlxsw_reg_ptys_pack(char *payload, u8 local_port,
2002 MLXSW_REG_ZERO(ptys, payload);
2003 mlxsw_reg_ptys_local_port_set(payload, local_port);
2004 mlxsw_reg_ptys_proto_mask_set(payload, MLXSW_REG_PTYS_PROTO_MASK_ETH);
2005 mlxsw_reg_ptys_eth_proto_admin_set(payload, proto_admin);
2008 static inline void mlxsw_reg_ptys_unpack(char *payload, u32 *p_eth_proto_cap,
2009 u32 *p_eth_proto_adm,
2010 u32 *p_eth_proto_oper)
2012 if (p_eth_proto_cap)
2013 *p_eth_proto_cap = mlxsw_reg_ptys_eth_proto_cap_get(payload);
2014 if (p_eth_proto_adm)
2015 *p_eth_proto_adm = mlxsw_reg_ptys_eth_proto_admin_get(payload);
2016 if (p_eth_proto_oper)
2017 *p_eth_proto_oper = mlxsw_reg_ptys_eth_proto_oper_get(payload);
2020 /* PPAD - Port Physical Address Register
2021 * -------------------------------------
2022 * The PPAD register configures the per port physical MAC address.
2024 #define MLXSW_REG_PPAD_ID 0x5005
2025 #define MLXSW_REG_PPAD_LEN 0x10
2027 static const struct mlxsw_reg_info mlxsw_reg_ppad = {
2028 .id = MLXSW_REG_PPAD_ID,
2029 .len = MLXSW_REG_PPAD_LEN,
2032 /* reg_ppad_single_base_mac
2033 * 0: base_mac, local port should be 0 and mac[7:0] is
2034 * reserved. HW will set incremental
2035 * 1: single_mac - mac of the local_port
2038 MLXSW_ITEM32(reg, ppad, single_base_mac, 0x00, 28, 1);
2040 /* reg_ppad_local_port
2041 * port number, if single_base_mac = 0 then local_port is reserved
2044 MLXSW_ITEM32(reg, ppad, local_port, 0x00, 16, 8);
2047 * If single_base_mac = 0 - base MAC address, mac[7:0] is reserved.
2048 * If single_base_mac = 1 - the per port MAC address
2051 MLXSW_ITEM_BUF(reg, ppad, mac, 0x02, 6);
2053 static inline void mlxsw_reg_ppad_pack(char *payload, bool single_base_mac,
2056 MLXSW_REG_ZERO(ppad, payload);
2057 mlxsw_reg_ppad_single_base_mac_set(payload, !!single_base_mac);
2058 mlxsw_reg_ppad_local_port_set(payload, local_port);
2061 /* PAOS - Ports Administrative and Operational Status Register
2062 * -----------------------------------------------------------
2063 * Configures and retrieves per port administrative and operational status.
2065 #define MLXSW_REG_PAOS_ID 0x5006
2066 #define MLXSW_REG_PAOS_LEN 0x10
2068 static const struct mlxsw_reg_info mlxsw_reg_paos = {
2069 .id = MLXSW_REG_PAOS_ID,
2070 .len = MLXSW_REG_PAOS_LEN,
2074 * Switch partition ID with which to associate the port.
2075 * Note: while external ports uses unique local port numbers (and thus swid is
2076 * redundant), router ports use the same local port number where swid is the
2077 * only indication for the relevant port.
2080 MLXSW_ITEM32(reg, paos, swid, 0x00, 24, 8);
2082 /* reg_paos_local_port
2083 * Local port number.
2086 MLXSW_ITEM32(reg, paos, local_port, 0x00, 16, 8);
2088 /* reg_paos_admin_status
2089 * Port administrative state (the desired state of the port):
2092 * 3 - Up once. This means that in case of link failure, the port won't go
2093 * into polling mode, but will wait to be re-enabled by software.
2094 * 4 - Disabled by system. Can only be set by hardware.
2097 MLXSW_ITEM32(reg, paos, admin_status, 0x00, 8, 4);
2099 /* reg_paos_oper_status
2100 * Port operational state (the current state):
2103 * 3 - Down by port failure. This means that the device will not let the
2104 * port up again until explicitly specified by software.
2107 MLXSW_ITEM32(reg, paos, oper_status, 0x00, 0, 4);
2110 * Admin state update enabled.
2113 MLXSW_ITEM32(reg, paos, ase, 0x04, 31, 1);
2116 * Event update enable. If this bit is set, event generation will be
2117 * updated based on the e field.
2120 MLXSW_ITEM32(reg, paos, ee, 0x04, 30, 1);
2123 * Event generation on operational state change:
2124 * 0 - Do not generate event.
2125 * 1 - Generate Event.
2126 * 2 - Generate Single Event.
2129 MLXSW_ITEM32(reg, paos, e, 0x04, 0, 2);
2131 static inline void mlxsw_reg_paos_pack(char *payload, u8 local_port,
2132 enum mlxsw_port_admin_status status)
2134 MLXSW_REG_ZERO(paos, payload);
2135 mlxsw_reg_paos_swid_set(payload, 0);
2136 mlxsw_reg_paos_local_port_set(payload, local_port);
2137 mlxsw_reg_paos_admin_status_set(payload, status);
2138 mlxsw_reg_paos_oper_status_set(payload, 0);
2139 mlxsw_reg_paos_ase_set(payload, 1);
2140 mlxsw_reg_paos_ee_set(payload, 1);
2141 mlxsw_reg_paos_e_set(payload, 1);
2144 /* PPCNT - Ports Performance Counters Register
2145 * -------------------------------------------
2146 * The PPCNT register retrieves per port performance counters.
2148 #define MLXSW_REG_PPCNT_ID 0x5008
2149 #define MLXSW_REG_PPCNT_LEN 0x100
2151 static const struct mlxsw_reg_info mlxsw_reg_ppcnt = {
2152 .id = MLXSW_REG_PPCNT_ID,
2153 .len = MLXSW_REG_PPCNT_LEN,
2157 * For HCA: must be always 0.
2158 * Switch partition ID to associate port with.
2159 * Switch partitions are numbered from 0 to 7 inclusively.
2160 * Switch partition 254 indicates stacking ports.
2161 * Switch partition 255 indicates all switch partitions.
2162 * Only valid on Set() operation with local_port=255.
2165 MLXSW_ITEM32(reg, ppcnt, swid, 0x00, 24, 8);
2167 /* reg_ppcnt_local_port
2168 * Local port number.
2169 * 255 indicates all ports on the device, and is only allowed
2170 * for Set() operation.
2173 MLXSW_ITEM32(reg, ppcnt, local_port, 0x00, 16, 8);
2176 * Port number access type:
2177 * 0 - Local port number
2178 * 1 - IB port number
2181 MLXSW_ITEM32(reg, ppcnt, pnat, 0x00, 14, 2);
2184 * Performance counter group.
2185 * Group 63 indicates all groups. Only valid on Set() operation with
2187 * 0x0: IEEE 802.3 Counters
2188 * 0x1: RFC 2863 Counters
2189 * 0x2: RFC 2819 Counters
2190 * 0x3: RFC 3635 Counters
2191 * 0x5: Ethernet Extended Counters
2192 * 0x8: Link Level Retransmission Counters
2193 * 0x10: Per Priority Counters
2194 * 0x11: Per Traffic Class Counters
2195 * 0x12: Physical Layer Counters
2198 MLXSW_ITEM32(reg, ppcnt, grp, 0x00, 0, 6);
2201 * Clear counters. Setting the clr bit will reset the counter value
2202 * for all counters in the counter group. This bit can be set
2203 * for both Set() and Get() operation.
2206 MLXSW_ITEM32(reg, ppcnt, clr, 0x04, 31, 1);
2208 /* reg_ppcnt_prio_tc
2209 * Priority for counter set that support per priority, valid values: 0-7.
2210 * Traffic class for counter set that support per traffic class,
2211 * valid values: 0- cap_max_tclass-1 .
2212 * For HCA: cap_max_tclass is always 8.
2213 * Otherwise must be 0.
2216 MLXSW_ITEM32(reg, ppcnt, prio_tc, 0x04, 0, 5);
2218 /* reg_ppcnt_a_frames_transmitted_ok
2221 MLXSW_ITEM64(reg, ppcnt, a_frames_transmitted_ok,
2222 0x08 + 0x00, 0, 64);
2224 /* reg_ppcnt_a_frames_received_ok
2227 MLXSW_ITEM64(reg, ppcnt, a_frames_received_ok,
2228 0x08 + 0x08, 0, 64);
2230 /* reg_ppcnt_a_frame_check_sequence_errors
2233 MLXSW_ITEM64(reg, ppcnt, a_frame_check_sequence_errors,
2234 0x08 + 0x10, 0, 64);
2236 /* reg_ppcnt_a_alignment_errors
2239 MLXSW_ITEM64(reg, ppcnt, a_alignment_errors,
2240 0x08 + 0x18, 0, 64);
2242 /* reg_ppcnt_a_octets_transmitted_ok
2245 MLXSW_ITEM64(reg, ppcnt, a_octets_transmitted_ok,
2246 0x08 + 0x20, 0, 64);
2248 /* reg_ppcnt_a_octets_received_ok
2251 MLXSW_ITEM64(reg, ppcnt, a_octets_received_ok,
2252 0x08 + 0x28, 0, 64);
2254 /* reg_ppcnt_a_multicast_frames_xmitted_ok
2257 MLXSW_ITEM64(reg, ppcnt, a_multicast_frames_xmitted_ok,
2258 0x08 + 0x30, 0, 64);
2260 /* reg_ppcnt_a_broadcast_frames_xmitted_ok
2263 MLXSW_ITEM64(reg, ppcnt, a_broadcast_frames_xmitted_ok,
2264 0x08 + 0x38, 0, 64);
2266 /* reg_ppcnt_a_multicast_frames_received_ok
2269 MLXSW_ITEM64(reg, ppcnt, a_multicast_frames_received_ok,
2270 0x08 + 0x40, 0, 64);
2272 /* reg_ppcnt_a_broadcast_frames_received_ok
2275 MLXSW_ITEM64(reg, ppcnt, a_broadcast_frames_received_ok,
2276 0x08 + 0x48, 0, 64);
2278 /* reg_ppcnt_a_in_range_length_errors
2281 MLXSW_ITEM64(reg, ppcnt, a_in_range_length_errors,
2282 0x08 + 0x50, 0, 64);
2284 /* reg_ppcnt_a_out_of_range_length_field
2287 MLXSW_ITEM64(reg, ppcnt, a_out_of_range_length_field,
2288 0x08 + 0x58, 0, 64);
2290 /* reg_ppcnt_a_frame_too_long_errors
2293 MLXSW_ITEM64(reg, ppcnt, a_frame_too_long_errors,
2294 0x08 + 0x60, 0, 64);
2296 /* reg_ppcnt_a_symbol_error_during_carrier
2299 MLXSW_ITEM64(reg, ppcnt, a_symbol_error_during_carrier,
2300 0x08 + 0x68, 0, 64);
2302 /* reg_ppcnt_a_mac_control_frames_transmitted
2305 MLXSW_ITEM64(reg, ppcnt, a_mac_control_frames_transmitted,
2306 0x08 + 0x70, 0, 64);
2308 /* reg_ppcnt_a_mac_control_frames_received
2311 MLXSW_ITEM64(reg, ppcnt, a_mac_control_frames_received,
2312 0x08 + 0x78, 0, 64);
2314 /* reg_ppcnt_a_unsupported_opcodes_received
2317 MLXSW_ITEM64(reg, ppcnt, a_unsupported_opcodes_received,
2318 0x08 + 0x80, 0, 64);
2320 /* reg_ppcnt_a_pause_mac_ctrl_frames_received
2323 MLXSW_ITEM64(reg, ppcnt, a_pause_mac_ctrl_frames_received,
2324 0x08 + 0x88, 0, 64);
2326 /* reg_ppcnt_a_pause_mac_ctrl_frames_transmitted
2329 MLXSW_ITEM64(reg, ppcnt, a_pause_mac_ctrl_frames_transmitted,
2330 0x08 + 0x90, 0, 64);
2332 static inline void mlxsw_reg_ppcnt_pack(char *payload, u8 local_port)
2334 MLXSW_REG_ZERO(ppcnt, payload);
2335 mlxsw_reg_ppcnt_swid_set(payload, 0);
2336 mlxsw_reg_ppcnt_local_port_set(payload, local_port);
2337 mlxsw_reg_ppcnt_pnat_set(payload, 0);
2338 mlxsw_reg_ppcnt_grp_set(payload, 0);
2339 mlxsw_reg_ppcnt_clr_set(payload, 0);
2340 mlxsw_reg_ppcnt_prio_tc_set(payload, 0);
2343 /* PPTB - Port Prio To Buffer Register
2344 * -----------------------------------
2345 * Configures the switch priority to buffer table.
2347 #define MLXSW_REG_PPTB_ID 0x500B
2348 #define MLXSW_REG_PPTB_LEN 0x0C
2350 static const struct mlxsw_reg_info mlxsw_reg_pptb = {
2351 .id = MLXSW_REG_PPTB_ID,
2352 .len = MLXSW_REG_PPTB_LEN,
2356 MLXSW_REG_PPTB_MM_UM,
2357 MLXSW_REG_PPTB_MM_UNICAST,
2358 MLXSW_REG_PPTB_MM_MULTICAST,
2363 * 0 - Map both unicast and multicast packets to the same buffer.
2364 * 1 - Map only unicast packets.
2365 * 2 - Map only multicast packets.
2368 * Note: SwitchX-2 only supports the first option.
2370 MLXSW_ITEM32(reg, pptb, mm, 0x00, 28, 2);
2372 /* reg_pptb_local_port
2373 * Local port number.
2376 MLXSW_ITEM32(reg, pptb, local_port, 0x00, 16, 8);
2379 * Enables the update of the untagged_buf field.
2382 MLXSW_ITEM32(reg, pptb, um, 0x00, 8, 1);
2385 * Enables the update of the prio_to_buff field.
2386 * Bit <i> is a flag for updating the mapping for switch priority <i>.
2389 MLXSW_ITEM32(reg, pptb, pm, 0x00, 0, 8);
2391 /* reg_pptb_prio_to_buff
2392 * Mapping of switch priority <i> to one of the allocated receive port
2396 MLXSW_ITEM_BIT_ARRAY(reg, pptb, prio_to_buff, 0x04, 0x04, 4);
2399 * Enables the update of the prio_to_buff field.
2400 * Bit <i> is a flag for updating the mapping for switch priority <i+8>.
2403 MLXSW_ITEM32(reg, pptb, pm_msb, 0x08, 24, 8);
2405 /* reg_pptb_untagged_buff
2406 * Mapping of untagged frames to one of the allocated receive port buffers.
2409 * Note: In SwitchX-2 this field must be mapped to buffer 8. Reserved for
2410 * Spectrum, as it maps untagged packets based on the default switch priority.
2412 MLXSW_ITEM32(reg, pptb, untagged_buff, 0x08, 0, 4);
2414 #define MLXSW_REG_PPTB_ALL_PRIO 0xFF
2416 static inline void mlxsw_reg_pptb_pack(char *payload, u8 local_port)
2418 MLXSW_REG_ZERO(pptb, payload);
2419 mlxsw_reg_pptb_mm_set(payload, MLXSW_REG_PPTB_MM_UM);
2420 mlxsw_reg_pptb_local_port_set(payload, local_port);
2421 mlxsw_reg_pptb_pm_set(payload, MLXSW_REG_PPTB_ALL_PRIO);
2424 /* PBMC - Port Buffer Management Control Register
2425 * ----------------------------------------------
2426 * The PBMC register configures and retrieves the port packet buffer
2427 * allocation for different Prios, and the Pause threshold management.
2429 #define MLXSW_REG_PBMC_ID 0x500C
2430 #define MLXSW_REG_PBMC_LEN 0x68
2432 static const struct mlxsw_reg_info mlxsw_reg_pbmc = {
2433 .id = MLXSW_REG_PBMC_ID,
2434 .len = MLXSW_REG_PBMC_LEN,
2437 /* reg_pbmc_local_port
2438 * Local port number.
2441 MLXSW_ITEM32(reg, pbmc, local_port, 0x00, 16, 8);
2443 /* reg_pbmc_xoff_timer_value
2444 * When device generates a pause frame, it uses this value as the pause
2445 * timer (time for the peer port to pause in quota-512 bit time).
2448 MLXSW_ITEM32(reg, pbmc, xoff_timer_value, 0x04, 16, 16);
2450 /* reg_pbmc_xoff_refresh
2451 * The time before a new pause frame should be sent to refresh the pause RW
2452 * state. Using the same units as xoff_timer_value above (in quota-512 bit
2456 MLXSW_ITEM32(reg, pbmc, xoff_refresh, 0x04, 0, 16);
2458 /* reg_pbmc_buf_lossy
2459 * The field indicates if the buffer is lossy.
2464 MLXSW_ITEM32_INDEXED(reg, pbmc, buf_lossy, 0x0C, 25, 1, 0x08, 0x00, false);
2466 /* reg_pbmc_buf_epsb
2467 * Eligible for Port Shared buffer.
2468 * If epsb is set, packets assigned to buffer are allowed to insert the port
2470 * When buf_lossy is MLXSW_REG_PBMC_LOSSY_LOSSY this field is reserved.
2473 MLXSW_ITEM32_INDEXED(reg, pbmc, buf_epsb, 0x0C, 24, 1, 0x08, 0x00, false);
2475 /* reg_pbmc_buf_size
2476 * The part of the packet buffer array is allocated for the specific buffer.
2477 * Units are represented in cells.
2480 MLXSW_ITEM32_INDEXED(reg, pbmc, buf_size, 0x0C, 0, 16, 0x08, 0x00, false);
2482 static inline void mlxsw_reg_pbmc_pack(char *payload, u8 local_port,
2483 u16 xoff_timer_value, u16 xoff_refresh)
2485 MLXSW_REG_ZERO(pbmc, payload);
2486 mlxsw_reg_pbmc_local_port_set(payload, local_port);
2487 mlxsw_reg_pbmc_xoff_timer_value_set(payload, xoff_timer_value);
2488 mlxsw_reg_pbmc_xoff_refresh_set(payload, xoff_refresh);
2491 static inline void mlxsw_reg_pbmc_lossy_buffer_pack(char *payload,
2495 mlxsw_reg_pbmc_buf_lossy_set(payload, buf_index, 1);
2496 mlxsw_reg_pbmc_buf_epsb_set(payload, buf_index, 0);
2497 mlxsw_reg_pbmc_buf_size_set(payload, buf_index, size);
2500 /* PSPA - Port Switch Partition Allocation
2501 * ---------------------------------------
2502 * Controls the association of a port with a switch partition and enables
2503 * configuring ports as stacking ports.
2505 #define MLXSW_REG_PSPA_ID 0x500D
2506 #define MLXSW_REG_PSPA_LEN 0x8
2508 static const struct mlxsw_reg_info mlxsw_reg_pspa = {
2509 .id = MLXSW_REG_PSPA_ID,
2510 .len = MLXSW_REG_PSPA_LEN,
2514 * Switch partition ID.
2517 MLXSW_ITEM32(reg, pspa, swid, 0x00, 24, 8);
2519 /* reg_pspa_local_port
2520 * Local port number.
2523 MLXSW_ITEM32(reg, pspa, local_port, 0x00, 16, 8);
2525 /* reg_pspa_sub_port
2526 * Virtual port within the local port. Set to 0 when virtual ports are
2527 * disabled on the local port.
2530 MLXSW_ITEM32(reg, pspa, sub_port, 0x00, 8, 8);
2532 static inline void mlxsw_reg_pspa_pack(char *payload, u8 swid, u8 local_port)
2534 MLXSW_REG_ZERO(pspa, payload);
2535 mlxsw_reg_pspa_swid_set(payload, swid);
2536 mlxsw_reg_pspa_local_port_set(payload, local_port);
2537 mlxsw_reg_pspa_sub_port_set(payload, 0);
2540 /* HTGT - Host Trap Group Table
2541 * ----------------------------
2542 * Configures the properties for forwarding to CPU.
2544 #define MLXSW_REG_HTGT_ID 0x7002
2545 #define MLXSW_REG_HTGT_LEN 0x100
2547 static const struct mlxsw_reg_info mlxsw_reg_htgt = {
2548 .id = MLXSW_REG_HTGT_ID,
2549 .len = MLXSW_REG_HTGT_LEN,
2553 * Switch partition ID.
2556 MLXSW_ITEM32(reg, htgt, swid, 0x00, 24, 8);
2558 #define MLXSW_REG_HTGT_PATH_TYPE_LOCAL 0x0 /* For locally attached CPU */
2564 MLXSW_ITEM32(reg, htgt, type, 0x00, 8, 4);
2566 enum mlxsw_reg_htgt_trap_group {
2567 MLXSW_REG_HTGT_TRAP_GROUP_EMAD,
2568 MLXSW_REG_HTGT_TRAP_GROUP_RX,
2569 MLXSW_REG_HTGT_TRAP_GROUP_CTRL,
2572 /* reg_htgt_trap_group
2573 * Trap group number. User defined number specifying which trap groups
2574 * should be forwarded to the CPU. The mapping between trap IDs and trap
2575 * groups is configured using HPKT register.
2578 MLXSW_ITEM32(reg, htgt, trap_group, 0x00, 0, 8);
2581 MLXSW_REG_HTGT_POLICER_DISABLE,
2582 MLXSW_REG_HTGT_POLICER_ENABLE,
2586 * Enable policer ID specified using 'pid' field.
2589 MLXSW_ITEM32(reg, htgt, pide, 0x04, 15, 1);
2592 * Policer ID for the trap group.
2595 MLXSW_ITEM32(reg, htgt, pid, 0x04, 0, 8);
2597 #define MLXSW_REG_HTGT_TRAP_TO_CPU 0x0
2599 /* reg_htgt_mirror_action
2600 * Mirror action to use.
2602 * 1 - Trap to CPU and mirror to a mirroring agent.
2603 * 2 - Mirror to a mirroring agent and do not trap to CPU.
2606 * Note: Mirroring to a mirroring agent is only supported in Spectrum.
2608 MLXSW_ITEM32(reg, htgt, mirror_action, 0x08, 8, 2);
2610 /* reg_htgt_mirroring_agent
2614 MLXSW_ITEM32(reg, htgt, mirroring_agent, 0x08, 0, 3);
2616 /* reg_htgt_priority
2617 * Trap group priority.
2618 * In case a packet matches multiple classification rules, the packet will
2619 * only be trapped once, based on the trap ID associated with the group (via
2620 * register HPKT) with the highest priority.
2621 * Supported values are 0-7, with 7 represnting the highest priority.
2624 * Note: In SwitchX-2 this field is ignored and the priority value is replaced
2625 * by the 'trap_group' field.
2627 MLXSW_ITEM32(reg, htgt, priority, 0x0C, 0, 4);
2629 /* reg_htgt_local_path_cpu_tclass
2630 * CPU ingress traffic class for the trap group.
2633 MLXSW_ITEM32(reg, htgt, local_path_cpu_tclass, 0x10, 16, 6);
2635 #define MLXSW_REG_HTGT_LOCAL_PATH_RDQ_EMAD 0x15
2636 #define MLXSW_REG_HTGT_LOCAL_PATH_RDQ_RX 0x14
2637 #define MLXSW_REG_HTGT_LOCAL_PATH_RDQ_CTRL 0x13
2639 /* reg_htgt_local_path_rdq
2640 * Receive descriptor queue (RDQ) to use for the trap group.
2643 MLXSW_ITEM32(reg, htgt, local_path_rdq, 0x10, 0, 6);
2645 static inline void mlxsw_reg_htgt_pack(char *payload,
2646 enum mlxsw_reg_htgt_trap_group group)
2650 MLXSW_REG_ZERO(htgt, payload);
2652 case MLXSW_REG_HTGT_TRAP_GROUP_EMAD:
2653 swid = MLXSW_PORT_SWID_ALL_SWIDS;
2654 rdq = MLXSW_REG_HTGT_LOCAL_PATH_RDQ_EMAD;
2656 case MLXSW_REG_HTGT_TRAP_GROUP_RX:
2658 rdq = MLXSW_REG_HTGT_LOCAL_PATH_RDQ_RX;
2660 case MLXSW_REG_HTGT_TRAP_GROUP_CTRL:
2662 rdq = MLXSW_REG_HTGT_LOCAL_PATH_RDQ_CTRL;
2665 mlxsw_reg_htgt_swid_set(payload, swid);
2666 mlxsw_reg_htgt_type_set(payload, MLXSW_REG_HTGT_PATH_TYPE_LOCAL);
2667 mlxsw_reg_htgt_trap_group_set(payload, group);
2668 mlxsw_reg_htgt_pide_set(payload, MLXSW_REG_HTGT_POLICER_DISABLE);
2669 mlxsw_reg_htgt_pid_set(payload, 0);
2670 mlxsw_reg_htgt_mirror_action_set(payload, MLXSW_REG_HTGT_TRAP_TO_CPU);
2671 mlxsw_reg_htgt_mirroring_agent_set(payload, 0);
2672 mlxsw_reg_htgt_priority_set(payload, 0);
2673 mlxsw_reg_htgt_local_path_cpu_tclass_set(payload, 7);
2674 mlxsw_reg_htgt_local_path_rdq_set(payload, rdq);
2677 /* HPKT - Host Packet Trap
2678 * -----------------------
2679 * Configures trap IDs inside trap groups.
2681 #define MLXSW_REG_HPKT_ID 0x7003
2682 #define MLXSW_REG_HPKT_LEN 0x10
2684 static const struct mlxsw_reg_info mlxsw_reg_hpkt = {
2685 .id = MLXSW_REG_HPKT_ID,
2686 .len = MLXSW_REG_HPKT_LEN,
2690 MLXSW_REG_HPKT_ACK_NOT_REQUIRED,
2691 MLXSW_REG_HPKT_ACK_REQUIRED,
2695 * Require acknowledgements from the host for events.
2696 * If set, then the device will wait for the event it sent to be acknowledged
2697 * by the host. This option is only relevant for event trap IDs.
2700 * Note: Currently not supported by firmware.
2702 MLXSW_ITEM32(reg, hpkt, ack, 0x00, 24, 1);
2704 enum mlxsw_reg_hpkt_action {
2705 MLXSW_REG_HPKT_ACTION_FORWARD,
2706 MLXSW_REG_HPKT_ACTION_TRAP_TO_CPU,
2707 MLXSW_REG_HPKT_ACTION_MIRROR_TO_CPU,
2708 MLXSW_REG_HPKT_ACTION_DISCARD,
2709 MLXSW_REG_HPKT_ACTION_SOFT_DISCARD,
2710 MLXSW_REG_HPKT_ACTION_TRAP_AND_SOFT_DISCARD,
2714 * Action to perform on packet when trapped.
2715 * 0 - No action. Forward to CPU based on switching rules.
2716 * 1 - Trap to CPU (CPU receives sole copy).
2717 * 2 - Mirror to CPU (CPU receives a replica of the packet).
2719 * 4 - Soft discard (allow other traps to act on the packet).
2720 * 5 - Trap and soft discard (allow other traps to overwrite this trap).
2723 * Note: Must be set to 0 (forward) for event trap IDs, as they are already
2724 * addressed to the CPU.
2726 MLXSW_ITEM32(reg, hpkt, action, 0x00, 20, 3);
2728 /* reg_hpkt_trap_group
2729 * Trap group to associate the trap with.
2732 MLXSW_ITEM32(reg, hpkt, trap_group, 0x00, 12, 6);
2738 * Note: A trap ID can only be associated with a single trap group. The device
2739 * will associate the trap ID with the last trap group configured.
2741 MLXSW_ITEM32(reg, hpkt, trap_id, 0x00, 0, 9);
2744 MLXSW_REG_HPKT_CTRL_PACKET_DEFAULT,
2745 MLXSW_REG_HPKT_CTRL_PACKET_NO_BUFFER,
2746 MLXSW_REG_HPKT_CTRL_PACKET_USE_BUFFER,
2750 * Configure dedicated buffer resources for control packets.
2751 * 0 - Keep factory defaults.
2752 * 1 - Do not use control buffer for this trap ID.
2753 * 2 - Use control buffer for this trap ID.
2756 MLXSW_ITEM32(reg, hpkt, ctrl, 0x04, 16, 2);
2758 static inline void mlxsw_reg_hpkt_pack(char *payload, u8 action, u16 trap_id)
2760 enum mlxsw_reg_htgt_trap_group trap_group;
2762 MLXSW_REG_ZERO(hpkt, payload);
2763 mlxsw_reg_hpkt_ack_set(payload, MLXSW_REG_HPKT_ACK_NOT_REQUIRED);
2764 mlxsw_reg_hpkt_action_set(payload, action);
2766 case MLXSW_TRAP_ID_ETHEMAD:
2767 case MLXSW_TRAP_ID_PUDE:
2768 trap_group = MLXSW_REG_HTGT_TRAP_GROUP_EMAD;
2771 trap_group = MLXSW_REG_HTGT_TRAP_GROUP_RX;
2774 mlxsw_reg_hpkt_trap_group_set(payload, trap_group);
2775 mlxsw_reg_hpkt_trap_id_set(payload, trap_id);
2776 mlxsw_reg_hpkt_ctrl_set(payload, MLXSW_REG_HPKT_CTRL_PACKET_DEFAULT);
2779 /* MFCR - Management Fan Control Register
2780 * --------------------------------------
2781 * This register controls the settings of the Fan Speed PWM mechanism.
2783 #define MLXSW_REG_MFCR_ID 0x9001
2784 #define MLXSW_REG_MFCR_LEN 0x08
2786 static const struct mlxsw_reg_info mlxsw_reg_mfcr = {
2787 .id = MLXSW_REG_MFCR_ID,
2788 .len = MLXSW_REG_MFCR_LEN,
2791 enum mlxsw_reg_mfcr_pwm_frequency {
2792 MLXSW_REG_MFCR_PWM_FEQ_11HZ = 0x00,
2793 MLXSW_REG_MFCR_PWM_FEQ_14_7HZ = 0x01,
2794 MLXSW_REG_MFCR_PWM_FEQ_22_1HZ = 0x02,
2795 MLXSW_REG_MFCR_PWM_FEQ_1_4KHZ = 0x40,
2796 MLXSW_REG_MFCR_PWM_FEQ_5KHZ = 0x41,
2797 MLXSW_REG_MFCR_PWM_FEQ_20KHZ = 0x42,
2798 MLXSW_REG_MFCR_PWM_FEQ_22_5KHZ = 0x43,
2799 MLXSW_REG_MFCR_PWM_FEQ_25KHZ = 0x44,
2802 /* reg_mfcr_pwm_frequency
2803 * Controls the frequency of the PWM signal.
2806 MLXSW_ITEM32(reg, mfcr, pwm_frequency, 0x00, 0, 6);
2808 #define MLXSW_MFCR_TACHOS_MAX 10
2810 /* reg_mfcr_tacho_active
2811 * Indicates which of the tachometer is active (bit per tachometer).
2814 MLXSW_ITEM32(reg, mfcr, tacho_active, 0x04, 16, MLXSW_MFCR_TACHOS_MAX);
2816 #define MLXSW_MFCR_PWMS_MAX 5
2818 /* reg_mfcr_pwm_active
2819 * Indicates which of the PWM control is active (bit per PWM).
2822 MLXSW_ITEM32(reg, mfcr, pwm_active, 0x04, 0, MLXSW_MFCR_PWMS_MAX);
2825 mlxsw_reg_mfcr_pack(char *payload,
2826 enum mlxsw_reg_mfcr_pwm_frequency pwm_frequency)
2828 MLXSW_REG_ZERO(mfcr, payload);
2829 mlxsw_reg_mfcr_pwm_frequency_set(payload, pwm_frequency);
2833 mlxsw_reg_mfcr_unpack(char *payload,
2834 enum mlxsw_reg_mfcr_pwm_frequency *p_pwm_frequency,
2835 u16 *p_tacho_active, u8 *p_pwm_active)
2837 *p_pwm_frequency = mlxsw_reg_mfcr_pwm_frequency_get(payload);
2838 *p_tacho_active = mlxsw_reg_mfcr_tacho_active_get(payload);
2839 *p_pwm_active = mlxsw_reg_mfcr_pwm_active_get(payload);
2842 /* MFSC - Management Fan Speed Control Register
2843 * --------------------------------------------
2844 * This register controls the settings of the Fan Speed PWM mechanism.
2846 #define MLXSW_REG_MFSC_ID 0x9002
2847 #define MLXSW_REG_MFSC_LEN 0x08
2849 static const struct mlxsw_reg_info mlxsw_reg_mfsc = {
2850 .id = MLXSW_REG_MFSC_ID,
2851 .len = MLXSW_REG_MFSC_LEN,
2855 * Fan pwm to control / monitor.
2858 MLXSW_ITEM32(reg, mfsc, pwm, 0x00, 24, 3);
2860 /* reg_mfsc_pwm_duty_cycle
2861 * Controls the duty cycle of the PWM. Value range from 0..255 to
2862 * represent duty cycle of 0%...100%.
2865 MLXSW_ITEM32(reg, mfsc, pwm_duty_cycle, 0x04, 0, 8);
2867 static inline void mlxsw_reg_mfsc_pack(char *payload, u8 pwm,
2870 MLXSW_REG_ZERO(mfsc, payload);
2871 mlxsw_reg_mfsc_pwm_set(payload, pwm);
2872 mlxsw_reg_mfsc_pwm_duty_cycle_set(payload, pwm_duty_cycle);
2875 /* MFSM - Management Fan Speed Measurement
2876 * ---------------------------------------
2877 * This register controls the settings of the Tacho measurements and
2878 * enables reading the Tachometer measurements.
2880 #define MLXSW_REG_MFSM_ID 0x9003
2881 #define MLXSW_REG_MFSM_LEN 0x08
2883 static const struct mlxsw_reg_info mlxsw_reg_mfsm = {
2884 .id = MLXSW_REG_MFSM_ID,
2885 .len = MLXSW_REG_MFSM_LEN,
2889 * Fan tachometer index.
2892 MLXSW_ITEM32(reg, mfsm, tacho, 0x00, 24, 4);
2895 * Fan speed (round per minute).
2898 MLXSW_ITEM32(reg, mfsm, rpm, 0x04, 0, 16);
2900 static inline void mlxsw_reg_mfsm_pack(char *payload, u8 tacho)
2902 MLXSW_REG_ZERO(mfsm, payload);
2903 mlxsw_reg_mfsm_tacho_set(payload, tacho);
2906 /* MTCAP - Management Temperature Capabilities
2907 * -------------------------------------------
2908 * This register exposes the capabilities of the device and
2909 * system temperature sensing.
2911 #define MLXSW_REG_MTCAP_ID 0x9009
2912 #define MLXSW_REG_MTCAP_LEN 0x08
2914 static const struct mlxsw_reg_info mlxsw_reg_mtcap = {
2915 .id = MLXSW_REG_MTCAP_ID,
2916 .len = MLXSW_REG_MTCAP_LEN,
2919 /* reg_mtcap_sensor_count
2920 * Number of sensors supported by the device.
2921 * This includes the QSFP module sensors (if exists in the QSFP module).
2924 MLXSW_ITEM32(reg, mtcap, sensor_count, 0x00, 0, 7);
2926 /* MTMP - Management Temperature
2927 * -----------------------------
2928 * This register controls the settings of the temperature measurements
2929 * and enables reading the temperature measurements. Note that temperature
2930 * is in 0.125 degrees Celsius.
2932 #define MLXSW_REG_MTMP_ID 0x900A
2933 #define MLXSW_REG_MTMP_LEN 0x20
2935 static const struct mlxsw_reg_info mlxsw_reg_mtmp = {
2936 .id = MLXSW_REG_MTMP_ID,
2937 .len = MLXSW_REG_MTMP_LEN,
2940 /* reg_mtmp_sensor_index
2941 * Sensors index to access.
2942 * 64-127 of sensor_index are mapped to the SFP+/QSFP modules sequentially
2943 * (module 0 is mapped to sensor_index 64).
2946 MLXSW_ITEM32(reg, mtmp, sensor_index, 0x00, 0, 7);
2948 /* Convert to milli degrees Celsius */
2949 #define MLXSW_REG_MTMP_TEMP_TO_MC(val) (val * 125)
2951 /* reg_mtmp_temperature
2952 * Temperature reading from the sensor. Reading is in 0.125 Celsius
2956 MLXSW_ITEM32(reg, mtmp, temperature, 0x04, 0, 16);
2959 * Max Temperature Enable - enables measuring the max temperature on a sensor.
2962 MLXSW_ITEM32(reg, mtmp, mte, 0x08, 31, 1);
2965 * Max Temperature Reset - clears the value of the max temperature register.
2968 MLXSW_ITEM32(reg, mtmp, mtr, 0x08, 30, 1);
2970 /* reg_mtmp_max_temperature
2971 * The highest measured temperature from the sensor.
2972 * When the bit mte is cleared, the field max_temperature is reserved.
2975 MLXSW_ITEM32(reg, mtmp, max_temperature, 0x08, 0, 16);
2977 #define MLXSW_REG_MTMP_SENSOR_NAME_SIZE 8
2979 /* reg_mtmp_sensor_name
2983 MLXSW_ITEM_BUF(reg, mtmp, sensor_name, 0x18, MLXSW_REG_MTMP_SENSOR_NAME_SIZE);
2985 static inline void mlxsw_reg_mtmp_pack(char *payload, u8 sensor_index,
2986 bool max_temp_enable,
2987 bool max_temp_reset)
2989 MLXSW_REG_ZERO(mtmp, payload);
2990 mlxsw_reg_mtmp_sensor_index_set(payload, sensor_index);
2991 mlxsw_reg_mtmp_mte_set(payload, max_temp_enable);
2992 mlxsw_reg_mtmp_mtr_set(payload, max_temp_reset);
2995 static inline void mlxsw_reg_mtmp_unpack(char *payload, unsigned int *p_temp,
2996 unsigned int *p_max_temp,
3002 temp = mlxsw_reg_mtmp_temperature_get(payload);
3003 *p_temp = MLXSW_REG_MTMP_TEMP_TO_MC(temp);
3006 temp = mlxsw_reg_mtmp_max_temperature_get(payload);
3007 *p_max_temp = MLXSW_REG_MTMP_TEMP_TO_MC(temp);
3010 mlxsw_reg_mtmp_sensor_name_memcpy_from(payload, sensor_name);
3013 /* MLCR - Management LED Control Register
3014 * --------------------------------------
3015 * Controls the system LEDs.
3017 #define MLXSW_REG_MLCR_ID 0x902B
3018 #define MLXSW_REG_MLCR_LEN 0x0C
3020 static const struct mlxsw_reg_info mlxsw_reg_mlcr = {
3021 .id = MLXSW_REG_MLCR_ID,
3022 .len = MLXSW_REG_MLCR_LEN,
3025 /* reg_mlcr_local_port
3026 * Local port number.
3029 MLXSW_ITEM32(reg, mlcr, local_port, 0x00, 16, 8);
3031 #define MLXSW_REG_MLCR_DURATION_MAX 0xFFFF
3033 /* reg_mlcr_beacon_duration
3034 * Duration of the beacon to be active, in seconds.
3035 * 0x0 - Will turn off the beacon.
3036 * 0xFFFF - Will turn on the beacon until explicitly turned off.
3039 MLXSW_ITEM32(reg, mlcr, beacon_duration, 0x04, 0, 16);
3041 /* reg_mlcr_beacon_remain
3042 * Remaining duration of the beacon, in seconds.
3043 * 0xFFFF indicates an infinite amount of time.
3046 MLXSW_ITEM32(reg, mlcr, beacon_remain, 0x08, 0, 16);
3048 static inline void mlxsw_reg_mlcr_pack(char *payload, u8 local_port,
3051 MLXSW_REG_ZERO(mlcr, payload);
3052 mlxsw_reg_mlcr_local_port_set(payload, local_port);
3053 mlxsw_reg_mlcr_beacon_duration_set(payload, active ?
3054 MLXSW_REG_MLCR_DURATION_MAX : 0);
3057 /* SBPR - Shared Buffer Pools Register
3058 * -----------------------------------
3059 * The SBPR configures and retrieves the shared buffer pools and configuration.
3061 #define MLXSW_REG_SBPR_ID 0xB001
3062 #define MLXSW_REG_SBPR_LEN 0x14
3064 static const struct mlxsw_reg_info mlxsw_reg_sbpr = {
3065 .id = MLXSW_REG_SBPR_ID,
3066 .len = MLXSW_REG_SBPR_LEN,
3069 enum mlxsw_reg_sbpr_dir {
3070 MLXSW_REG_SBPR_DIR_INGRESS,
3071 MLXSW_REG_SBPR_DIR_EGRESS,
3078 MLXSW_ITEM32(reg, sbpr, dir, 0x00, 24, 2);
3084 MLXSW_ITEM32(reg, sbpr, pool, 0x00, 0, 4);
3087 * Pool size in buffer cells.
3090 MLXSW_ITEM32(reg, sbpr, size, 0x04, 0, 24);
3092 enum mlxsw_reg_sbpr_mode {
3093 MLXSW_REG_SBPR_MODE_STATIC,
3094 MLXSW_REG_SBPR_MODE_DYNAMIC,
3098 * Pool quota calculation mode.
3101 MLXSW_ITEM32(reg, sbpr, mode, 0x08, 0, 4);
3103 static inline void mlxsw_reg_sbpr_pack(char *payload, u8 pool,
3104 enum mlxsw_reg_sbpr_dir dir,
3105 enum mlxsw_reg_sbpr_mode mode, u32 size)
3107 MLXSW_REG_ZERO(sbpr, payload);
3108 mlxsw_reg_sbpr_pool_set(payload, pool);
3109 mlxsw_reg_sbpr_dir_set(payload, dir);
3110 mlxsw_reg_sbpr_mode_set(payload, mode);
3111 mlxsw_reg_sbpr_size_set(payload, size);
3114 /* SBCM - Shared Buffer Class Management Register
3115 * ----------------------------------------------
3116 * The SBCM register configures and retrieves the shared buffer allocation
3117 * and configuration according to Port-PG, including the binding to pool
3118 * and definition of the associated quota.
3120 #define MLXSW_REG_SBCM_ID 0xB002
3121 #define MLXSW_REG_SBCM_LEN 0x28
3123 static const struct mlxsw_reg_info mlxsw_reg_sbcm = {
3124 .id = MLXSW_REG_SBCM_ID,
3125 .len = MLXSW_REG_SBCM_LEN,
3128 /* reg_sbcm_local_port
3129 * Local port number.
3130 * For Ingress: excludes CPU port and Router port
3131 * For Egress: excludes IP Router
3134 MLXSW_ITEM32(reg, sbcm, local_port, 0x00, 16, 8);
3137 * PG buffer - Port PG (dir=ingress) / traffic class (dir=egress)
3138 * For PG buffer: range is 0..cap_max_pg_buffers - 1
3139 * For traffic class: range is 0..cap_max_tclass - 1
3140 * Note that when traffic class is in MC aware mode then the traffic
3141 * classes which are MC aware cannot be configured.
3144 MLXSW_ITEM32(reg, sbcm, pg_buff, 0x00, 8, 6);
3146 enum mlxsw_reg_sbcm_dir {
3147 MLXSW_REG_SBCM_DIR_INGRESS,
3148 MLXSW_REG_SBCM_DIR_EGRESS,
3155 MLXSW_ITEM32(reg, sbcm, dir, 0x00, 0, 2);
3157 /* reg_sbcm_min_buff
3158 * Minimum buffer size for the limiter, in cells.
3161 MLXSW_ITEM32(reg, sbcm, min_buff, 0x18, 0, 24);
3163 /* reg_sbcm_max_buff
3164 * When the pool associated to the port-pg/tclass is configured to
3165 * static, Maximum buffer size for the limiter configured in cells.
3166 * When the pool associated to the port-pg/tclass is configured to
3167 * dynamic, the max_buff holds the "alpha" parameter, supporting
3168 * the following values:
3170 * i: (1/128)*2^(i-1), for i=1..14
3174 MLXSW_ITEM32(reg, sbcm, max_buff, 0x1C, 0, 24);
3177 * Association of the port-priority to a pool.
3180 MLXSW_ITEM32(reg, sbcm, pool, 0x24, 0, 4);
3182 static inline void mlxsw_reg_sbcm_pack(char *payload, u8 local_port, u8 pg_buff,
3183 enum mlxsw_reg_sbcm_dir dir,
3184 u32 min_buff, u32 max_buff, u8 pool)
3186 MLXSW_REG_ZERO(sbcm, payload);
3187 mlxsw_reg_sbcm_local_port_set(payload, local_port);
3188 mlxsw_reg_sbcm_pg_buff_set(payload, pg_buff);
3189 mlxsw_reg_sbcm_dir_set(payload, dir);
3190 mlxsw_reg_sbcm_min_buff_set(payload, min_buff);
3191 mlxsw_reg_sbcm_max_buff_set(payload, max_buff);
3192 mlxsw_reg_sbcm_pool_set(payload, pool);
3195 /* SBPM - Shared Buffer Class Management Register
3196 * ----------------------------------------------
3197 * The SBPM register configures and retrieves the shared buffer allocation
3198 * and configuration according to Port-Pool, including the definition
3199 * of the associated quota.
3201 #define MLXSW_REG_SBPM_ID 0xB003
3202 #define MLXSW_REG_SBPM_LEN 0x28
3204 static const struct mlxsw_reg_info mlxsw_reg_sbpm = {
3205 .id = MLXSW_REG_SBPM_ID,
3206 .len = MLXSW_REG_SBPM_LEN,
3209 /* reg_sbpm_local_port
3210 * Local port number.
3211 * For Ingress: excludes CPU port and Router port
3212 * For Egress: excludes IP Router
3215 MLXSW_ITEM32(reg, sbpm, local_port, 0x00, 16, 8);
3218 * The pool associated to quota counting on the local_port.
3221 MLXSW_ITEM32(reg, sbpm, pool, 0x00, 8, 4);
3223 enum mlxsw_reg_sbpm_dir {
3224 MLXSW_REG_SBPM_DIR_INGRESS,
3225 MLXSW_REG_SBPM_DIR_EGRESS,
3232 MLXSW_ITEM32(reg, sbpm, dir, 0x00, 0, 2);
3234 /* reg_sbpm_min_buff
3235 * Minimum buffer size for the limiter, in cells.
3238 MLXSW_ITEM32(reg, sbpm, min_buff, 0x18, 0, 24);
3240 /* reg_sbpm_max_buff
3241 * When the pool associated to the port-pg/tclass is configured to
3242 * static, Maximum buffer size for the limiter configured in cells.
3243 * When the pool associated to the port-pg/tclass is configured to
3244 * dynamic, the max_buff holds the "alpha" parameter, supporting
3245 * the following values:
3247 * i: (1/128)*2^(i-1), for i=1..14
3251 MLXSW_ITEM32(reg, sbpm, max_buff, 0x1C, 0, 24);
3253 static inline void mlxsw_reg_sbpm_pack(char *payload, u8 local_port, u8 pool,
3254 enum mlxsw_reg_sbpm_dir dir,
3255 u32 min_buff, u32 max_buff)
3257 MLXSW_REG_ZERO(sbpm, payload);
3258 mlxsw_reg_sbpm_local_port_set(payload, local_port);
3259 mlxsw_reg_sbpm_pool_set(payload, pool);
3260 mlxsw_reg_sbpm_dir_set(payload, dir);
3261 mlxsw_reg_sbpm_min_buff_set(payload, min_buff);
3262 mlxsw_reg_sbpm_max_buff_set(payload, max_buff);
3265 /* SBMM - Shared Buffer Multicast Management Register
3266 * --------------------------------------------------
3267 * The SBMM register configures and retrieves the shared buffer allocation
3268 * and configuration for MC packets according to Switch-Priority, including
3269 * the binding to pool and definition of the associated quota.
3271 #define MLXSW_REG_SBMM_ID 0xB004
3272 #define MLXSW_REG_SBMM_LEN 0x28
3274 static const struct mlxsw_reg_info mlxsw_reg_sbmm = {
3275 .id = MLXSW_REG_SBMM_ID,
3276 .len = MLXSW_REG_SBMM_LEN,
3283 MLXSW_ITEM32(reg, sbmm, prio, 0x00, 8, 4);
3285 /* reg_sbmm_min_buff
3286 * Minimum buffer size for the limiter, in cells.
3289 MLXSW_ITEM32(reg, sbmm, min_buff, 0x18, 0, 24);
3291 /* reg_sbmm_max_buff
3292 * When the pool associated to the port-pg/tclass is configured to
3293 * static, Maximum buffer size for the limiter configured in cells.
3294 * When the pool associated to the port-pg/tclass is configured to
3295 * dynamic, the max_buff holds the "alpha" parameter, supporting
3296 * the following values:
3298 * i: (1/128)*2^(i-1), for i=1..14
3302 MLXSW_ITEM32(reg, sbmm, max_buff, 0x1C, 0, 24);
3305 * Association of the port-priority to a pool.
3308 MLXSW_ITEM32(reg, sbmm, pool, 0x24, 0, 4);
3310 static inline void mlxsw_reg_sbmm_pack(char *payload, u8 prio, u32 min_buff,
3311 u32 max_buff, u8 pool)
3313 MLXSW_REG_ZERO(sbmm, payload);
3314 mlxsw_reg_sbmm_prio_set(payload, prio);
3315 mlxsw_reg_sbmm_min_buff_set(payload, min_buff);
3316 mlxsw_reg_sbmm_max_buff_set(payload, max_buff);
3317 mlxsw_reg_sbmm_pool_set(payload, pool);
3320 static inline const char *mlxsw_reg_id_str(u16 reg_id)
3323 case MLXSW_REG_SGCR_ID:
3325 case MLXSW_REG_SPAD_ID:
3327 case MLXSW_REG_SMID_ID:
3329 case MLXSW_REG_SSPR_ID:
3331 case MLXSW_REG_SFDAT_ID:
3333 case MLXSW_REG_SFD_ID:
3335 case MLXSW_REG_SFN_ID:
3337 case MLXSW_REG_SPMS_ID:
3339 case MLXSW_REG_SPVID_ID:
3341 case MLXSW_REG_SPVM_ID:
3343 case MLXSW_REG_SPAFT_ID:
3345 case MLXSW_REG_SFGC_ID:
3347 case MLXSW_REG_SFTR_ID:
3349 case MLXSW_REG_SFDF_ID:
3351 case MLXSW_REG_SLDR_ID:
3353 case MLXSW_REG_SLCR_ID:
3355 case MLXSW_REG_SLCOR_ID:
3357 case MLXSW_REG_SPMLR_ID:
3359 case MLXSW_REG_SVFA_ID:
3361 case MLXSW_REG_SVPE_ID:
3363 case MLXSW_REG_SFMR_ID:
3365 case MLXSW_REG_SPVMLR_ID:
3367 case MLXSW_REG_PMLP_ID:
3369 case MLXSW_REG_PMTU_ID:
3371 case MLXSW_REG_PTYS_ID:
3373 case MLXSW_REG_PPAD_ID:
3375 case MLXSW_REG_PAOS_ID:
3377 case MLXSW_REG_PPCNT_ID:
3379 case MLXSW_REG_PPTB_ID:
3381 case MLXSW_REG_PBMC_ID:
3383 case MLXSW_REG_PSPA_ID:
3385 case MLXSW_REG_HTGT_ID:
3387 case MLXSW_REG_HPKT_ID:
3389 case MLXSW_REG_MFCR_ID:
3391 case MLXSW_REG_MFSC_ID:
3393 case MLXSW_REG_MFSM_ID:
3395 case MLXSW_REG_MTCAP_ID:
3397 case MLXSW_REG_MTMP_ID:
3399 case MLXSW_REG_MLCR_ID:
3401 case MLXSW_REG_SBPR_ID:
3403 case MLXSW_REG_SBCM_ID:
3405 case MLXSW_REG_SBPM_ID:
3407 case MLXSW_REG_SBMM_ID:
3414 /* PUDE - Port Up / Down Event
3415 * ---------------------------
3416 * Reports the operational state change of a port.
3418 #define MLXSW_REG_PUDE_LEN 0x10
3421 * Switch partition ID with which to associate the port.
3424 MLXSW_ITEM32(reg, pude, swid, 0x00, 24, 8);
3426 /* reg_pude_local_port
3427 * Local port number.
3430 MLXSW_ITEM32(reg, pude, local_port, 0x00, 16, 8);
3432 /* reg_pude_admin_status
3433 * Port administrative state (the desired state).
3436 * 3 - Up once. This means that in case of link failure, the port won't go
3437 * into polling mode, but will wait to be re-enabled by software.
3438 * 4 - Disabled by system. Can only be set by hardware.
3441 MLXSW_ITEM32(reg, pude, admin_status, 0x00, 8, 4);
3443 /* reg_pude_oper_status
3444 * Port operatioanl state.
3447 * 3 - Down by port failure. This means that the device will not let the
3448 * port up again until explicitly specified by software.
3451 MLXSW_ITEM32(reg, pude, oper_status, 0x00, 0, 4);