2 * drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
3 * Copyright (c) 2015 Mellanox Technologies. All rights reserved.
4 * Copyright (c) 2015 Jiri Pirko <jiri@mellanox.com>
5 * Copyright (c) 2015 Ido Schimmel <idosch@mellanox.com>
6 * Copyright (c) 2015 Elad Raz <eladr@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.
37 #include <linux/kernel.h>
38 #include <linux/types.h>
39 #include <linux/netdevice.h>
40 #include <linux/etherdevice.h>
41 #include <linux/slab.h>
42 #include <linux/device.h>
43 #include <linux/skbuff.h>
44 #include <linux/if_vlan.h>
45 #include <linux/if_bridge.h>
46 #include <linux/workqueue.h>
47 #include <linux/jiffies.h>
48 #include <linux/rtnetlink.h>
49 #include <net/switchdev.h>
55 static u16 mlxsw_sp_port_vid_to_fid_get(struct mlxsw_sp_port *mlxsw_sp_port,
58 struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_port);
61 fid = f ? f->fid : fid;
64 fid = mlxsw_sp_port->pvid;
69 static struct mlxsw_sp_port *
70 mlxsw_sp_port_orig_get(struct net_device *dev,
71 struct mlxsw_sp_port *mlxsw_sp_port)
73 struct mlxsw_sp_port *mlxsw_sp_vport;
76 if (!is_vlan_dev(dev))
79 vid = vlan_dev_vlan_id(dev);
80 mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid);
81 WARN_ON(!mlxsw_sp_vport);
83 return mlxsw_sp_vport;
86 static int mlxsw_sp_port_attr_get(struct net_device *dev,
87 struct switchdev_attr *attr)
89 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
90 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
92 mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port);
97 case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
98 attr->u.ppid.id_len = sizeof(mlxsw_sp->base_mac);
99 memcpy(&attr->u.ppid.id, &mlxsw_sp->base_mac,
100 attr->u.ppid.id_len);
102 case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
103 attr->u.brport_flags =
104 (mlxsw_sp_port->learning ? BR_LEARNING : 0) |
105 (mlxsw_sp_port->learning_sync ? BR_LEARNING_SYNC : 0) |
106 (mlxsw_sp_port->uc_flood ? BR_FLOOD : 0);
115 static int mlxsw_sp_port_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
118 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
119 enum mlxsw_reg_spms_state spms_state;
125 case BR_STATE_FORWARDING:
126 spms_state = MLXSW_REG_SPMS_STATE_FORWARDING;
128 case BR_STATE_LEARNING:
129 spms_state = MLXSW_REG_SPMS_STATE_LEARNING;
131 case BR_STATE_LISTENING: /* fall-through */
132 case BR_STATE_DISABLED: /* fall-through */
133 case BR_STATE_BLOCKING:
134 spms_state = MLXSW_REG_SPMS_STATE_DISCARDING;
140 spms_pl = kmalloc(MLXSW_REG_SPMS_LEN, GFP_KERNEL);
143 mlxsw_reg_spms_pack(spms_pl, mlxsw_sp_port->local_port);
145 if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
146 vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
147 mlxsw_reg_spms_vid_pack(spms_pl, vid, spms_state);
149 for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID)
150 mlxsw_reg_spms_vid_pack(spms_pl, vid, spms_state);
153 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spms), spms_pl);
158 static int mlxsw_sp_port_attr_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
159 struct switchdev_trans *trans,
162 if (switchdev_trans_ph_prepare(trans))
165 mlxsw_sp_port->stp_state = state;
166 return mlxsw_sp_port_stp_state_set(mlxsw_sp_port, state);
169 static int __mlxsw_sp_port_flood_set(struct mlxsw_sp_port *mlxsw_sp_port,
170 u16 idx_begin, u16 idx_end, bool set,
173 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
174 u16 local_port = mlxsw_sp_port->local_port;
175 enum mlxsw_flood_table_type table_type;
176 u16 range = idx_end - idx_begin + 1;
180 if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
181 table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID;
183 table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST;
185 sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL);
189 mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_UC, idx_begin,
190 table_type, range, local_port, set);
191 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl);
195 /* Flooding control allows one to decide whether a given port will
196 * flood unicast traffic for which there is no FDB entry.
201 mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_BM, idx_begin,
202 table_type, range, local_port, set);
203 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl);
205 goto err_flood_bm_set;
210 mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_UC, idx_begin,
211 table_type, range, local_port, !set);
212 mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl);
218 static int mlxsw_sp_port_uc_flood_set(struct mlxsw_sp_port *mlxsw_sp_port,
221 struct net_device *dev = mlxsw_sp_port->dev;
222 u16 vid, last_visited_vid;
225 if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
226 u16 fid = mlxsw_sp_vport_fid_get(mlxsw_sp_port)->fid;
227 u16 vfid = mlxsw_sp_fid_to_vfid(fid);
229 return __mlxsw_sp_port_flood_set(mlxsw_sp_port, vfid, vfid,
233 for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
234 err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, vid, vid, set,
237 last_visited_vid = vid;
238 goto err_port_flood_set;
245 for_each_set_bit(vid, mlxsw_sp_port->active_vlans, last_visited_vid)
246 __mlxsw_sp_port_flood_set(mlxsw_sp_port, vid, vid, !set, true);
247 netdev_err(dev, "Failed to configure unicast flooding\n");
251 int mlxsw_sp_vport_flood_set(struct mlxsw_sp_port *mlxsw_sp_vport, u16 fid,
256 /* In case of vFIDs, index into the flooding table is relative to
257 * the start of the vFIDs range.
259 vfid = mlxsw_sp_fid_to_vfid(fid);
260 return __mlxsw_sp_port_flood_set(mlxsw_sp_vport, vfid, vfid, set,
264 static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port,
265 struct switchdev_trans *trans,
266 unsigned long brport_flags)
268 unsigned long uc_flood = mlxsw_sp_port->uc_flood ? BR_FLOOD : 0;
272 if (!mlxsw_sp_port->bridged)
275 if (switchdev_trans_ph_prepare(trans))
278 if ((uc_flood ^ brport_flags) & BR_FLOOD) {
279 set = mlxsw_sp_port->uc_flood ? false : true;
280 err = mlxsw_sp_port_uc_flood_set(mlxsw_sp_port, set);
285 mlxsw_sp_port->uc_flood = brport_flags & BR_FLOOD ? 1 : 0;
286 mlxsw_sp_port->learning = brport_flags & BR_LEARNING ? 1 : 0;
287 mlxsw_sp_port->learning_sync = brport_flags & BR_LEARNING_SYNC ? 1 : 0;
292 static int mlxsw_sp_ageing_set(struct mlxsw_sp *mlxsw_sp, u32 ageing_time)
294 char sfdat_pl[MLXSW_REG_SFDAT_LEN];
297 mlxsw_reg_sfdat_pack(sfdat_pl, ageing_time);
298 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdat), sfdat_pl);
301 mlxsw_sp->ageing_time = ageing_time;
305 static int mlxsw_sp_port_attr_br_ageing_set(struct mlxsw_sp_port *mlxsw_sp_port,
306 struct switchdev_trans *trans,
307 unsigned long ageing_clock_t)
309 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
310 unsigned long ageing_jiffies = clock_t_to_jiffies(ageing_clock_t);
311 u32 ageing_time = jiffies_to_msecs(ageing_jiffies) / 1000;
313 if (switchdev_trans_ph_prepare(trans)) {
314 if (ageing_time < MLXSW_SP_MIN_AGEING_TIME ||
315 ageing_time > MLXSW_SP_MAX_AGEING_TIME)
321 return mlxsw_sp_ageing_set(mlxsw_sp, ageing_time);
324 static int mlxsw_sp_port_attr_br_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port,
325 struct switchdev_trans *trans,
326 struct net_device *orig_dev,
329 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
331 /* SWITCHDEV_TRANS_PREPARE phase */
332 if ((!vlan_enabled) && (mlxsw_sp->master_bridge.dev == orig_dev)) {
333 netdev_err(mlxsw_sp_port->dev, "Bridge must be vlan-aware\n");
340 static int mlxsw_sp_port_attr_set(struct net_device *dev,
341 const struct switchdev_attr *attr,
342 struct switchdev_trans *trans)
344 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
347 mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port);
352 case SWITCHDEV_ATTR_ID_PORT_STP_STATE:
353 err = mlxsw_sp_port_attr_stp_state_set(mlxsw_sp_port, trans,
356 case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
357 err = mlxsw_sp_port_attr_br_flags_set(mlxsw_sp_port, trans,
358 attr->u.brport_flags);
360 case SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME:
361 err = mlxsw_sp_port_attr_br_ageing_set(mlxsw_sp_port, trans,
362 attr->u.ageing_time);
364 case SWITCHDEV_ATTR_ID_BRIDGE_VLAN_FILTERING:
365 err = mlxsw_sp_port_attr_br_vlan_set(mlxsw_sp_port, trans,
367 attr->u.vlan_filtering);
377 static int mlxsw_sp_fid_op(struct mlxsw_sp *mlxsw_sp, u16 fid, bool create)
379 char sfmr_pl[MLXSW_REG_SFMR_LEN];
381 mlxsw_reg_sfmr_pack(sfmr_pl, !create, fid, fid);
382 return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfmr), sfmr_pl);
385 static int mlxsw_sp_fid_map(struct mlxsw_sp *mlxsw_sp, u16 fid, bool valid)
387 enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_VID_TO_FID;
388 char svfa_pl[MLXSW_REG_SVFA_LEN];
390 mlxsw_reg_svfa_pack(svfa_pl, 0, mt, valid, fid, fid);
391 return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(svfa), svfa_pl);
394 static struct mlxsw_sp_fid *mlxsw_sp_fid_alloc(u16 fid)
396 struct mlxsw_sp_fid *f;
398 f = kzalloc(sizeof(*f), GFP_KERNEL);
407 struct mlxsw_sp_fid *mlxsw_sp_fid_create(struct mlxsw_sp *mlxsw_sp, u16 fid)
409 struct mlxsw_sp_fid *f;
412 err = mlxsw_sp_fid_op(mlxsw_sp, fid, true);
416 /* Although all the ports member in the FID might be using a
417 * {Port, VID} to FID mapping, we create a global VID-to-FID
418 * mapping. This allows a port to transition to VLAN mode,
419 * knowing the global mapping exists.
421 err = mlxsw_sp_fid_map(mlxsw_sp, fid, true);
425 f = mlxsw_sp_fid_alloc(fid);
428 goto err_allocate_fid;
431 list_add(&f->list, &mlxsw_sp->fids);
436 mlxsw_sp_fid_map(mlxsw_sp, fid, false);
438 mlxsw_sp_fid_op(mlxsw_sp, fid, false);
442 void mlxsw_sp_fid_destroy(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *f)
449 mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->r);
453 mlxsw_sp_fid_map(mlxsw_sp, fid, false);
455 mlxsw_sp_fid_op(mlxsw_sp, fid, false);
458 static int __mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port,
461 struct mlxsw_sp_fid *f;
463 f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid);
465 f = mlxsw_sp_fid_create(mlxsw_sp_port->mlxsw_sp, fid);
472 netdev_dbg(mlxsw_sp_port->dev, "Joined FID=%d\n", fid);
477 static void __mlxsw_sp_port_fid_leave(struct mlxsw_sp_port *mlxsw_sp_port,
480 struct mlxsw_sp_fid *f;
482 f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid);
486 netdev_dbg(mlxsw_sp_port->dev, "Left FID=%d\n", fid);
488 mlxsw_sp_port_fdb_flush(mlxsw_sp_port, fid);
490 if (--f->ref_count == 0)
491 mlxsw_sp_fid_destroy(mlxsw_sp_port->mlxsw_sp, f);
494 static int mlxsw_sp_port_fid_map(struct mlxsw_sp_port *mlxsw_sp_port, u16 fid,
497 enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID;
499 /* If port doesn't have vPorts, then it can use the global
500 * VID-to-FID mapping.
502 if (list_empty(&mlxsw_sp_port->vports_list))
505 return mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, valid, fid, fid);
508 static int mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port,
509 u16 fid_begin, u16 fid_end)
513 for (fid = fid_begin; fid <= fid_end; fid++) {
514 err = __mlxsw_sp_port_fid_join(mlxsw_sp_port, fid);
516 goto err_port_fid_join;
519 err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end,
522 goto err_port_flood_set;
524 for (fid = fid_begin; fid <= fid_end; fid++) {
525 err = mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, true);
527 goto err_port_fid_map;
533 for (fid--; fid >= fid_begin; fid--)
534 mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, false);
535 __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, false,
540 for (fid--; fid >= fid_begin; fid--)
541 __mlxsw_sp_port_fid_leave(mlxsw_sp_port, fid);
545 static void mlxsw_sp_port_fid_leave(struct mlxsw_sp_port *mlxsw_sp_port,
546 u16 fid_begin, u16 fid_end)
550 for (fid = fid_begin; fid <= fid_end; fid++)
551 mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, false);
553 __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, false,
556 for (fid = fid_begin; fid <= fid_end; fid++)
557 __mlxsw_sp_port_fid_leave(mlxsw_sp_port, fid);
560 static int __mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port,
563 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
564 char spvid_pl[MLXSW_REG_SPVID_LEN];
566 mlxsw_reg_spvid_pack(spvid_pl, mlxsw_sp_port->local_port, vid);
567 return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spvid), spvid_pl);
570 static int mlxsw_sp_port_allow_untagged_set(struct mlxsw_sp_port *mlxsw_sp_port,
573 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
574 char spaft_pl[MLXSW_REG_SPAFT_LEN];
576 mlxsw_reg_spaft_pack(spaft_pl, mlxsw_sp_port->local_port, allow);
577 return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spaft), spaft_pl);
580 int mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
582 struct net_device *dev = mlxsw_sp_port->dev;
586 err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port, false);
588 netdev_err(dev, "Failed to disallow untagged traffic\n");
592 err = __mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid);
594 netdev_err(dev, "Failed to set PVID\n");
598 /* Only allow if not already allowed. */
599 if (!mlxsw_sp_port->pvid) {
600 err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port,
603 netdev_err(dev, "Failed to allow untagged traffic\n");
604 goto err_port_allow_untagged_set;
609 mlxsw_sp_port->pvid = vid;
612 err_port_allow_untagged_set:
613 __mlxsw_sp_port_pvid_set(mlxsw_sp_port, mlxsw_sp_port->pvid);
617 static int __mlxsw_sp_port_vlans_set(struct mlxsw_sp_port *mlxsw_sp_port,
618 u16 vid_begin, u16 vid_end, bool is_member,
624 for (vid = vid_begin; vid <= vid_end;
625 vid += MLXSW_REG_SPVM_REC_MAX_COUNT) {
626 vid_e = min((u16) (vid + MLXSW_REG_SPVM_REC_MAX_COUNT - 1),
629 err = mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid_e,
630 is_member, untagged);
638 static int __mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
639 u16 vid_begin, u16 vid_end,
640 bool flag_untagged, bool flag_pvid)
642 struct net_device *dev = mlxsw_sp_port->dev;
646 if (!mlxsw_sp_port->bridged)
649 err = mlxsw_sp_port_fid_join(mlxsw_sp_port, vid_begin, vid_end);
651 netdev_err(dev, "Failed to join FIDs\n");
655 err = __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end,
656 true, flag_untagged);
658 netdev_err(dev, "Unable to add VIDs %d-%d\n", vid_begin,
660 goto err_port_vlans_set;
663 old_pvid = mlxsw_sp_port->pvid;
664 if (flag_pvid && old_pvid != vid_begin) {
665 err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid_begin);
667 netdev_err(dev, "Unable to add PVID %d\n", vid_begin);
668 goto err_port_pvid_set;
670 } else if (!flag_pvid && old_pvid >= vid_begin && old_pvid <= vid_end) {
671 err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0);
673 netdev_err(dev, "Unable to del PVID\n");
674 goto err_port_pvid_set;
678 /* Changing activity bits only if HW operation succeded */
679 for (vid = vid_begin; vid <= vid_end; vid++) {
680 set_bit(vid, mlxsw_sp_port->active_vlans);
682 set_bit(vid, mlxsw_sp_port->untagged_vlans);
684 clear_bit(vid, mlxsw_sp_port->untagged_vlans);
687 /* STP state change must be done after we set active VLANs */
688 err = mlxsw_sp_port_stp_state_set(mlxsw_sp_port,
689 mlxsw_sp_port->stp_state);
691 netdev_err(dev, "Failed to set STP state\n");
692 goto err_port_stp_state_set;
697 err_port_stp_state_set:
698 for (vid = vid_begin; vid <= vid_end; vid++)
699 clear_bit(vid, mlxsw_sp_port->active_vlans);
700 if (old_pvid != mlxsw_sp_port->pvid)
701 mlxsw_sp_port_pvid_set(mlxsw_sp_port, old_pvid);
703 __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end, false,
706 mlxsw_sp_port_fid_leave(mlxsw_sp_port, vid_begin, vid_end);
710 static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
711 const struct switchdev_obj_port_vlan *vlan,
712 struct switchdev_trans *trans)
714 bool flag_untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
715 bool flag_pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
717 if (switchdev_trans_ph_prepare(trans))
720 return __mlxsw_sp_port_vlans_add(mlxsw_sp_port,
721 vlan->vid_begin, vlan->vid_end,
722 flag_untagged, flag_pvid);
725 static enum mlxsw_reg_sfd_rec_policy mlxsw_sp_sfd_rec_policy(bool dynamic)
727 return dynamic ? MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS :
728 MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY;
731 static enum mlxsw_reg_sfd_op mlxsw_sp_sfd_op(bool adding)
733 return adding ? MLXSW_REG_SFD_OP_WRITE_EDIT :
734 MLXSW_REG_SFD_OP_WRITE_REMOVE;
737 static int __mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
738 const char *mac, u16 fid, bool adding,
739 enum mlxsw_reg_sfd_rec_action action,
745 sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
749 mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
750 mlxsw_reg_sfd_uc_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic),
751 mac, fid, action, local_port);
752 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
758 static int mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
759 const char *mac, u16 fid, bool adding,
762 return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid, adding,
763 MLXSW_REG_SFD_REC_ACTION_NOP, dynamic);
766 int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid,
769 return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, 0, mac, fid, adding,
770 MLXSW_REG_SFD_REC_ACTION_FORWARD_IP_ROUTER,
774 static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp *mlxsw_sp, u16 lag_id,
775 const char *mac, u16 fid, u16 lag_vid,
776 bool adding, bool dynamic)
781 sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
785 mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
786 mlxsw_reg_sfd_uc_lag_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic),
787 mac, fid, MLXSW_REG_SFD_REC_ACTION_NOP,
789 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
796 mlxsw_sp_port_fdb_static_add(struct mlxsw_sp_port *mlxsw_sp_port,
797 const struct switchdev_obj_port_fdb *fdb,
798 struct switchdev_trans *trans)
800 u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
803 if (switchdev_trans_ph_prepare(trans))
806 if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
807 lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
810 if (!mlxsw_sp_port->lagged)
811 return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp,
812 mlxsw_sp_port->local_port,
813 fdb->addr, fid, true, false);
815 return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
816 mlxsw_sp_port->lag_id,
817 fdb->addr, fid, lag_vid,
821 static int mlxsw_sp_port_mdb_op(struct mlxsw_sp *mlxsw_sp, const char *addr,
822 u16 fid, u16 mid, bool adding)
827 sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
831 mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
832 mlxsw_reg_sfd_mc_pack(sfd_pl, 0, addr, fid,
833 MLXSW_REG_SFD_REC_ACTION_NOP, mid);
834 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
839 static int mlxsw_sp_port_smid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 mid,
840 bool add, bool clear_all_ports)
842 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
846 smid_pl = kmalloc(MLXSW_REG_SMID_LEN, GFP_KERNEL);
850 mlxsw_reg_smid_pack(smid_pl, mid, mlxsw_sp_port->local_port, add);
851 if (clear_all_ports) {
852 for (i = 1; i < MLXSW_PORT_MAX_PORTS; i++)
853 if (mlxsw_sp->ports[i])
854 mlxsw_reg_smid_port_mask_set(smid_pl, i, 1);
856 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(smid), smid_pl);
861 static struct mlxsw_sp_mid *__mlxsw_sp_mc_get(struct mlxsw_sp *mlxsw_sp,
862 const unsigned char *addr,
865 struct mlxsw_sp_mid *mid;
867 list_for_each_entry(mid, &mlxsw_sp->br_mids.list, list) {
868 if (ether_addr_equal(mid->addr, addr) && mid->vid == vid)
874 static struct mlxsw_sp_mid *__mlxsw_sp_mc_alloc(struct mlxsw_sp *mlxsw_sp,
875 const unsigned char *addr,
878 struct mlxsw_sp_mid *mid;
881 mid_idx = find_first_zero_bit(mlxsw_sp->br_mids.mapped,
883 if (mid_idx == MLXSW_SP_MID_MAX)
886 mid = kzalloc(sizeof(*mid), GFP_KERNEL);
890 set_bit(mid_idx, mlxsw_sp->br_mids.mapped);
891 ether_addr_copy(mid->addr, addr);
895 list_add_tail(&mid->list, &mlxsw_sp->br_mids.list);
900 static int __mlxsw_sp_mc_dec_ref(struct mlxsw_sp *mlxsw_sp,
901 struct mlxsw_sp_mid *mid)
903 if (--mid->ref_count == 0) {
904 list_del(&mid->list);
905 clear_bit(mid->mid, mlxsw_sp->br_mids.mapped);
912 static int mlxsw_sp_port_mdb_add(struct mlxsw_sp_port *mlxsw_sp_port,
913 const struct switchdev_obj_port_mdb *mdb,
914 struct switchdev_trans *trans)
916 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
917 struct net_device *dev = mlxsw_sp_port->dev;
918 struct mlxsw_sp_mid *mid;
919 u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid);
922 if (switchdev_trans_ph_prepare(trans))
925 mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, mdb->vid);
927 mid = __mlxsw_sp_mc_alloc(mlxsw_sp, mdb->addr, mdb->vid);
929 netdev_err(dev, "Unable to allocate MC group\n");
935 err = mlxsw_sp_port_smid_set(mlxsw_sp_port, mid->mid, true,
936 mid->ref_count == 1);
938 netdev_err(dev, "Unable to set SMID\n");
942 if (mid->ref_count == 1) {
943 err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid->mid,
946 netdev_err(dev, "Unable to set MC SFD\n");
954 __mlxsw_sp_mc_dec_ref(mlxsw_sp, mid);
958 static int mlxsw_sp_port_obj_add(struct net_device *dev,
959 const struct switchdev_obj *obj,
960 struct switchdev_trans *trans)
962 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
965 mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
970 case SWITCHDEV_OBJ_ID_PORT_VLAN:
971 if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
974 err = mlxsw_sp_port_vlans_add(mlxsw_sp_port,
975 SWITCHDEV_OBJ_PORT_VLAN(obj),
978 case SWITCHDEV_OBJ_ID_IPV4_FIB:
979 err = mlxsw_sp_router_fib4_add(mlxsw_sp_port,
980 SWITCHDEV_OBJ_IPV4_FIB(obj),
983 case SWITCHDEV_OBJ_ID_PORT_FDB:
984 err = mlxsw_sp_port_fdb_static_add(mlxsw_sp_port,
985 SWITCHDEV_OBJ_PORT_FDB(obj),
988 case SWITCHDEV_OBJ_ID_PORT_MDB:
989 err = mlxsw_sp_port_mdb_add(mlxsw_sp_port,
990 SWITCHDEV_OBJ_PORT_MDB(obj),
1001 static int __mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port,
1002 u16 vid_begin, u16 vid_end)
1004 struct net_device *dev = mlxsw_sp_port->dev;
1008 if (!mlxsw_sp_port->bridged)
1011 err = __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end,
1014 netdev_err(dev, "Unable to del VIDs %d-%d\n", vid_begin,
1019 pvid = mlxsw_sp_port->pvid;
1020 if (pvid >= vid_begin && pvid <= vid_end) {
1021 err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0);
1023 netdev_err(dev, "Unable to del PVID %d\n", pvid);
1028 mlxsw_sp_port_fid_leave(mlxsw_sp_port, vid_begin, vid_end);
1030 /* Changing activity bits only if HW operation succeded */
1031 for (vid = vid_begin; vid <= vid_end; vid++)
1032 clear_bit(vid, mlxsw_sp_port->active_vlans);
1037 static int mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port,
1038 const struct switchdev_obj_port_vlan *vlan)
1040 return __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vlan->vid_begin,
1044 void mlxsw_sp_port_active_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port)
1048 for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID)
1049 __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vid, vid);
1053 mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port,
1054 const struct switchdev_obj_port_fdb *fdb)
1056 u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
1059 if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
1060 lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
1063 if (!mlxsw_sp_port->lagged)
1064 return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp,
1065 mlxsw_sp_port->local_port,
1069 return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
1070 mlxsw_sp_port->lag_id,
1071 fdb->addr, fid, lag_vid,
1075 static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port,
1076 const struct switchdev_obj_port_mdb *mdb)
1078 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
1079 struct net_device *dev = mlxsw_sp_port->dev;
1080 struct mlxsw_sp_mid *mid;
1081 u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid);
1085 mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, mdb->vid);
1087 netdev_err(dev, "Unable to remove port from MC DB\n");
1091 err = mlxsw_sp_port_smid_set(mlxsw_sp_port, mid->mid, false, false);
1093 netdev_err(dev, "Unable to remove port from SMID\n");
1096 if (__mlxsw_sp_mc_dec_ref(mlxsw_sp, mid)) {
1097 err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid_idx,
1100 netdev_err(dev, "Unable to remove MC SFD\n");
1106 static int mlxsw_sp_port_obj_del(struct net_device *dev,
1107 const struct switchdev_obj *obj)
1109 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
1112 mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
1117 case SWITCHDEV_OBJ_ID_PORT_VLAN:
1118 if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
1121 err = mlxsw_sp_port_vlans_del(mlxsw_sp_port,
1122 SWITCHDEV_OBJ_PORT_VLAN(obj));
1124 case SWITCHDEV_OBJ_ID_IPV4_FIB:
1125 err = mlxsw_sp_router_fib4_del(mlxsw_sp_port,
1126 SWITCHDEV_OBJ_IPV4_FIB(obj));
1128 case SWITCHDEV_OBJ_ID_PORT_FDB:
1129 err = mlxsw_sp_port_fdb_static_del(mlxsw_sp_port,
1130 SWITCHDEV_OBJ_PORT_FDB(obj));
1132 case SWITCHDEV_OBJ_ID_PORT_MDB:
1133 err = mlxsw_sp_port_mdb_del(mlxsw_sp_port,
1134 SWITCHDEV_OBJ_PORT_MDB(obj));
1144 static struct mlxsw_sp_port *mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp,
1147 struct mlxsw_sp_port *mlxsw_sp_port;
1150 for (i = 0; i < MLXSW_SP_PORT_PER_LAG_MAX; i++) {
1151 mlxsw_sp_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i);
1153 return mlxsw_sp_port;
1158 static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
1159 struct switchdev_obj_port_fdb *fdb,
1160 switchdev_obj_dump_cb_t *cb,
1161 struct net_device *orig_dev)
1163 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
1164 struct mlxsw_sp_port *tmp;
1165 struct mlxsw_sp_fid *f;
1177 sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
1181 f = mlxsw_sp_vport_fid_get(mlxsw_sp_port);
1182 vport_fid = f ? f->fid : 0;
1184 mlxsw_reg_sfd_pack(sfd_pl, MLXSW_REG_SFD_OP_QUERY_DUMP, 0);
1186 mlxsw_reg_sfd_num_rec_set(sfd_pl, MLXSW_REG_SFD_REC_MAX_COUNT);
1187 err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
1191 num_rec = mlxsw_reg_sfd_num_rec_get(sfd_pl);
1193 /* Even in case of error, we have to run the dump to the end
1194 * so the session in firmware is finished.
1199 for (i = 0; i < num_rec; i++) {
1200 switch (mlxsw_reg_sfd_rec_type_get(sfd_pl, i)) {
1201 case MLXSW_REG_SFD_REC_TYPE_UNICAST:
1202 mlxsw_reg_sfd_uc_unpack(sfd_pl, i, mac, &fid,
1204 if (local_port == mlxsw_sp_port->local_port) {
1205 if (vport_fid && vport_fid == fid)
1207 else if (!vport_fid &&
1208 !mlxsw_sp_fid_is_vfid(fid))
1212 ether_addr_copy(fdb->addr, mac);
1213 fdb->ndm_state = NUD_REACHABLE;
1214 err = cb(&fdb->obj);
1219 case MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG:
1220 mlxsw_reg_sfd_uc_lag_unpack(sfd_pl, i,
1221 mac, &fid, &lag_id);
1222 tmp = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id);
1223 if (tmp && tmp->local_port ==
1224 mlxsw_sp_port->local_port) {
1225 /* LAG records can only point to LAG
1226 * devices or VLAN devices on top.
1228 if (!netif_is_lag_master(orig_dev) &&
1229 !is_vlan_dev(orig_dev))
1231 if (vport_fid && vport_fid == fid)
1233 else if (!vport_fid &&
1234 !mlxsw_sp_fid_is_vfid(fid))
1238 ether_addr_copy(fdb->addr, mac);
1239 fdb->ndm_state = NUD_REACHABLE;
1240 err = cb(&fdb->obj);
1247 } while (num_rec == MLXSW_REG_SFD_REC_MAX_COUNT);
1251 return stored_err ? stored_err : err;
1254 static int mlxsw_sp_port_vlan_dump(struct mlxsw_sp_port *mlxsw_sp_port,
1255 struct switchdev_obj_port_vlan *vlan,
1256 switchdev_obj_dump_cb_t *cb)
1261 if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
1263 vlan->vid_begin = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
1264 vlan->vid_end = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
1265 return cb(&vlan->obj);
1268 for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
1270 if (vid == mlxsw_sp_port->pvid)
1271 vlan->flags |= BRIDGE_VLAN_INFO_PVID;
1272 if (test_bit(vid, mlxsw_sp_port->untagged_vlans))
1273 vlan->flags |= BRIDGE_VLAN_INFO_UNTAGGED;
1274 vlan->vid_begin = vid;
1275 vlan->vid_end = vid;
1276 err = cb(&vlan->obj);
1283 static int mlxsw_sp_port_obj_dump(struct net_device *dev,
1284 struct switchdev_obj *obj,
1285 switchdev_obj_dump_cb_t *cb)
1287 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
1290 mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
1295 case SWITCHDEV_OBJ_ID_PORT_VLAN:
1296 err = mlxsw_sp_port_vlan_dump(mlxsw_sp_port,
1297 SWITCHDEV_OBJ_PORT_VLAN(obj), cb);
1299 case SWITCHDEV_OBJ_ID_PORT_FDB:
1300 err = mlxsw_sp_port_fdb_dump(mlxsw_sp_port,
1301 SWITCHDEV_OBJ_PORT_FDB(obj), cb,
1312 static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = {
1313 .switchdev_port_attr_get = mlxsw_sp_port_attr_get,
1314 .switchdev_port_attr_set = mlxsw_sp_port_attr_set,
1315 .switchdev_port_obj_add = mlxsw_sp_port_obj_add,
1316 .switchdev_port_obj_del = mlxsw_sp_port_obj_del,
1317 .switchdev_port_obj_dump = mlxsw_sp_port_obj_dump,
1320 static void mlxsw_sp_fdb_call_notifiers(bool learning_sync, bool adding,
1322 struct net_device *dev)
1324 struct switchdev_notifier_fdb_info info;
1325 unsigned long notifier_type;
1327 if (learning_sync) {
1330 notifier_type = adding ? SWITCHDEV_FDB_ADD : SWITCHDEV_FDB_DEL;
1331 call_switchdev_notifiers(notifier_type, dev, &info.info);
1335 static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp,
1336 char *sfn_pl, int rec_index,
1339 struct mlxsw_sp_port *mlxsw_sp_port;
1343 bool do_notification = true;
1346 mlxsw_reg_sfn_mac_unpack(sfn_pl, rec_index, mac, &fid, &local_port);
1347 mlxsw_sp_port = mlxsw_sp->ports[local_port];
1348 if (!mlxsw_sp_port) {
1349 dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Incorrect local port in FDB notification\n");
1353 if (mlxsw_sp_fid_is_vfid(fid)) {
1354 struct mlxsw_sp_port *mlxsw_sp_vport;
1356 mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
1358 if (!mlxsw_sp_vport) {
1359 netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n");
1363 /* Override the physical port with the vPort. */
1364 mlxsw_sp_port = mlxsw_sp_vport;
1369 adding = adding && mlxsw_sp_port->learning;
1372 err = mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid,
1375 if (net_ratelimit())
1376 netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n");
1380 if (!do_notification)
1382 mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync,
1383 adding, mac, vid, mlxsw_sp_port->dev);
1388 do_notification = false;
1392 static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp,
1393 char *sfn_pl, int rec_index,
1396 struct mlxsw_sp_port *mlxsw_sp_port;
1397 struct net_device *dev;
1402 bool do_notification = true;
1405 mlxsw_reg_sfn_mac_lag_unpack(sfn_pl, rec_index, mac, &fid, &lag_id);
1406 mlxsw_sp_port = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id);
1407 if (!mlxsw_sp_port) {
1408 dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Cannot find port representor for LAG\n");
1412 if (mlxsw_sp_fid_is_vfid(fid)) {
1413 struct mlxsw_sp_port *mlxsw_sp_vport;
1415 mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
1417 if (!mlxsw_sp_vport) {
1418 netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n");
1422 lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport);
1423 dev = mlxsw_sp_vport->dev;
1425 /* Override the physical port with the vPort. */
1426 mlxsw_sp_port = mlxsw_sp_vport;
1428 dev = mlxsw_sp_lag_get(mlxsw_sp, lag_id)->dev;
1432 adding = adding && mlxsw_sp_port->learning;
1435 err = mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp, lag_id, mac, fid, lag_vid,
1438 if (net_ratelimit())
1439 netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n");
1443 if (!do_notification)
1445 mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync, adding, mac,
1451 do_notification = false;
1455 static void mlxsw_sp_fdb_notify_rec_process(struct mlxsw_sp *mlxsw_sp,
1456 char *sfn_pl, int rec_index)
1458 switch (mlxsw_reg_sfn_rec_type_get(sfn_pl, rec_index)) {
1459 case MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC:
1460 mlxsw_sp_fdb_notify_mac_process(mlxsw_sp, sfn_pl,
1463 case MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC:
1464 mlxsw_sp_fdb_notify_mac_process(mlxsw_sp, sfn_pl,
1467 case MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC_LAG:
1468 mlxsw_sp_fdb_notify_mac_lag_process(mlxsw_sp, sfn_pl,
1471 case MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC_LAG:
1472 mlxsw_sp_fdb_notify_mac_lag_process(mlxsw_sp, sfn_pl,
1478 static void mlxsw_sp_fdb_notify_work_schedule(struct mlxsw_sp *mlxsw_sp)
1480 mlxsw_core_schedule_dw(&mlxsw_sp->fdb_notify.dw,
1481 msecs_to_jiffies(mlxsw_sp->fdb_notify.interval));
1484 static void mlxsw_sp_fdb_notify_work(struct work_struct *work)
1486 struct mlxsw_sp *mlxsw_sp;
1492 sfn_pl = kmalloc(MLXSW_REG_SFN_LEN, GFP_KERNEL);
1496 mlxsw_sp = container_of(work, struct mlxsw_sp, fdb_notify.dw.work);
1500 mlxsw_reg_sfn_pack(sfn_pl);
1501 err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfn), sfn_pl);
1503 dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to get FDB notifications\n");
1506 num_rec = mlxsw_reg_sfn_num_rec_get(sfn_pl);
1507 for (i = 0; i < num_rec; i++)
1508 mlxsw_sp_fdb_notify_rec_process(mlxsw_sp, sfn_pl, i);
1514 mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
1517 static int mlxsw_sp_fdb_init(struct mlxsw_sp *mlxsw_sp)
1521 err = mlxsw_sp_ageing_set(mlxsw_sp, MLXSW_SP_DEFAULT_AGEING_TIME);
1523 dev_err(mlxsw_sp->bus_info->dev, "Failed to set default ageing time\n");
1526 INIT_DELAYED_WORK(&mlxsw_sp->fdb_notify.dw, mlxsw_sp_fdb_notify_work);
1527 mlxsw_sp->fdb_notify.interval = MLXSW_SP_DEFAULT_LEARNING_INTERVAL;
1528 mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
1532 static void mlxsw_sp_fdb_fini(struct mlxsw_sp *mlxsw_sp)
1534 cancel_delayed_work_sync(&mlxsw_sp->fdb_notify.dw);
1537 int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp)
1539 return mlxsw_sp_fdb_init(mlxsw_sp);
1542 void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp)
1544 mlxsw_sp_fdb_fini(mlxsw_sp);
1547 void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port)
1549 mlxsw_sp_port->dev->switchdev_ops = &mlxsw_sp_port_switchdev_ops;
1552 void mlxsw_sp_port_switchdev_fini(struct mlxsw_sp_port *mlxsw_sp_port)