drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c

   1 /*
   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>
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. Neither the names of the copyright holders nor the names of its
  17  *    contributors may be used to endorse or promote products derived from
  18  *    this software without specific prior written permission.
  19  *
  20  * Alternatively, this software may be distributed under the terms of the
  21  * GNU General Public License ("GPL") version 2 as published by the Free
  22  * Software Foundation.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  29  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  30  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  32  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  33  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  34  * POSSIBILITY OF SUCH DAMAGE.
  35  */
  36
  37 #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>
  50
  51 #include "spectrum.h"
  52 #include "core.h"
  53 #include "reg.h"
  54
  55 static u16 mlxsw_sp_port_vid_to_fid_get(struct mlxsw_sp_port *mlxsw_sp_port,
  56                                         u16 vid)
  57 {
  58         struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_port);
  59         u16 fid = vid;
  60
  61         fid = f ? f->fid : fid;
  62
  63         if (!fid)
  64                 fid = mlxsw_sp_port->pvid;
  65
  66         return fid;
  67 }
  68
  69 static struct mlxsw_sp_port *
  70 mlxsw_sp_port_orig_get(struct net_device *dev,
  71                        struct mlxsw_sp_port *mlxsw_sp_port)
  72 {
  73         struct mlxsw_sp_port *mlxsw_sp_vport;
  74         u16 vid;
  75
  76         if (!is_vlan_dev(dev))
  77                 return mlxsw_sp_port;
  78
  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);
  82
  83         return mlxsw_sp_vport;
  84 }
  85
  86 static int mlxsw_sp_port_attr_get(struct net_device *dev,
  87                                   struct switchdev_attr *attr)
  88 {
  89         struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
  90         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
  91
  92         mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port);
  93         if (!mlxsw_sp_port)
  94                 return -EINVAL;
  95
  96         switch (attr->id) {
  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);
 101                 break;
 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);
 107                 break;
 108         default:
 109                 return -EOPNOTSUPP;
 110         }
 111
 112         return 0;
 113 }
 114
 115 static int mlxsw_sp_port_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
 116                                        u8 state)
 117 {
 118         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 119         enum mlxsw_reg_spms_state spms_state;
 120         char *spms_pl;
 121         u16 vid;
 122         int err;
 123
 124         switch (state) {
 125         case BR_STATE_FORWARDING:
 126                 spms_state = MLXSW_REG_SPMS_STATE_FORWARDING;
 127                 break;
 128         case BR_STATE_LEARNING:
 129                 spms_state = MLXSW_REG_SPMS_STATE_LEARNING;
 130                 break;
 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;
 135                 break;
 136         default:
 137                 BUG();
 138         }
 139
 140         spms_pl = kmalloc(MLXSW_REG_SPMS_LEN, GFP_KERNEL);
 141         if (!spms_pl)
 142                 return -ENOMEM;
 143         mlxsw_reg_spms_pack(spms_pl, mlxsw_sp_port->local_port);
 144
 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);
 148         } else {
 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);
 151         }
 152
 153         err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spms), spms_pl);
 154         kfree(spms_pl);
 155         return err;
 156 }
 157
 158 static int mlxsw_sp_port_attr_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
 159                                             struct switchdev_trans *trans,
 160                                             u8 state)
 161 {
 162         if (switchdev_trans_ph_prepare(trans))
 163                 return 0;
 164
 165         mlxsw_sp_port->stp_state = state;
 166         return mlxsw_sp_port_stp_state_set(mlxsw_sp_port, state);
 167 }
 168
 169 static int __mlxsw_sp_port_flood_table_set(struct mlxsw_sp_port *mlxsw_sp_port,
 170                                            u16 idx_begin, u16 idx_end,
 171                                            enum mlxsw_sp_flood_table table,
 172                                            bool set)
 173 {
 174         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 175         u16 local_port = mlxsw_sp_port->local_port;
 176         enum mlxsw_flood_table_type table_type;
 177         u16 range = idx_end - idx_begin + 1;
 178         char *sftr_pl;
 179         int err;
 180
 181         if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
 182                 table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID;
 183         else
 184                 table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST;
 185
 186         sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL);
 187         if (!sftr_pl)
 188                 return -ENOMEM;
 189
 190         mlxsw_reg_sftr_pack(sftr_pl, table, idx_begin,
 191                             table_type, range, local_port, set);
 192         err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl);
 193
 194         kfree(sftr_pl);
 195         return err;
 196 }
 197
 198 static int __mlxsw_sp_port_flood_set(struct mlxsw_sp_port *mlxsw_sp_port,
 199                                      u16 idx_begin, u16 idx_end, bool uc_set,
 200                                      bool bc_set, bool mc_set)
 201 {
 202         int err;
 203
 204         err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
 205                                               MLXSW_SP_FLOOD_TABLE_UC, uc_set);
 206         if (err)
 207                 return err;
 208
 209         err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
 210                                               MLXSW_SP_FLOOD_TABLE_BC, bc_set);
 211         if (err)
 212                 goto err_flood_bm_set;
 213
 214         err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
 215                                               MLXSW_SP_FLOOD_TABLE_MC, mc_set);
 216         if (err)
 217                 goto err_flood_mc_set;
 218         return 0;
 219
 220 err_flood_mc_set:
 221         __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
 222                                         MLXSW_SP_FLOOD_TABLE_BC, !bc_set);
 223 err_flood_bm_set:
 224         __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
 225                                         MLXSW_SP_FLOOD_TABLE_UC, !uc_set);
 226         return err;
 227 }
 228
 229 static int mlxsw_sp_port_flood_table_set(struct mlxsw_sp_port *mlxsw_sp_port,
 230                                          enum mlxsw_sp_flood_table table,
 231                                          bool set)
 232 {
 233         struct net_device *dev = mlxsw_sp_port->dev;
 234         u16 vid, last_visited_vid;
 235         int err;
 236
 237         if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
 238                 u16 fid = mlxsw_sp_vport_fid_get(mlxsw_sp_port)->fid;
 239                 u16 vfid = mlxsw_sp_fid_to_vfid(fid);
 240
 241                 return __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, vfid,
 242                                                        vfid, table, set);
 243         }
 244
 245         for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
 246                 err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, vid, vid,
 247                                                       table, set);
 248                 if (err) {
 249                         last_visited_vid = vid;
 250                         goto err_port_flood_set;
 251                 }
 252         }
 253
 254         return 0;
 255
 256 err_port_flood_set:
 257         for_each_set_bit(vid, mlxsw_sp_port->active_vlans, last_visited_vid)
 258                 __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, vid, vid, table,
 259                                                 !set);
 260         netdev_err(dev, "Failed to configure unicast flooding\n");
 261         return err;
 262 }
 263
 264 int mlxsw_sp_vport_flood_set(struct mlxsw_sp_port *mlxsw_sp_vport, u16 fid,
 265                              bool set)
 266 {
 267         bool mc_set = set;
 268         u16 vfid;
 269
 270         /* In case of vFIDs, index into the flooding table is relative to
 271          * the start of the vFIDs range.
 272          */
 273         vfid = mlxsw_sp_fid_to_vfid(fid);
 274
 275         if (set)
 276                 mc_set = mlxsw_sp_vport->mc_disabled ?
 277                          mlxsw_sp_vport->mc_flood : mlxsw_sp_vport->mc_router;
 278
 279         return __mlxsw_sp_port_flood_set(mlxsw_sp_vport, vfid, vfid, set, set,
 280                                          mc_set);
 281 }
 282
 283 static int mlxsw_sp_port_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
 284                                       bool set)
 285 {
 286         u16 vid;
 287         int err;
 288
 289         if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
 290                 vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
 291
 292                 return __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid,
 293                                                         set);
 294         }
 295
 296         for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
 297                 err = __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid,
 298                                                        set);
 299                 if (err)
 300                         goto err_port_vid_learning_set;
 301         }
 302
 303         return 0;
 304
 305 err_port_vid_learning_set:
 306         for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID)
 307                 __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid, !set);
 308         return err;
 309 }
 310
 311 static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port,
 312                                            struct switchdev_trans *trans,
 313                                            unsigned long brport_flags)
 314 {
 315         unsigned long learning = mlxsw_sp_port->learning ? BR_LEARNING : 0;
 316         unsigned long uc_flood = mlxsw_sp_port->uc_flood ? BR_FLOOD : 0;
 317         int err;
 318
 319         if (!mlxsw_sp_port->bridged)
 320                 return -EINVAL;
 321
 322         if (switchdev_trans_ph_prepare(trans))
 323                 return 0;
 324
 325         if ((uc_flood ^ brport_flags) & BR_FLOOD) {
 326                 err = mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
 327                                                     MLXSW_SP_FLOOD_TABLE_UC,
 328                                                     !mlxsw_sp_port->uc_flood);
 329                 if (err)
 330                         return err;
 331         }
 332
 333         if ((learning ^ brport_flags) & BR_LEARNING) {
 334                 err = mlxsw_sp_port_learning_set(mlxsw_sp_port,
 335                                                  !mlxsw_sp_port->learning);
 336                 if (err)
 337                         goto err_port_learning_set;
 338         }
 339
 340         mlxsw_sp_port->uc_flood = brport_flags & BR_FLOOD ? 1 : 0;
 341         mlxsw_sp_port->learning = brport_flags & BR_LEARNING ? 1 : 0;
 342         mlxsw_sp_port->learning_sync = brport_flags & BR_LEARNING_SYNC ? 1 : 0;
 343
 344         return 0;
 345
 346 err_port_learning_set:
 347         if ((uc_flood ^ brport_flags) & BR_FLOOD)
 348                 mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
 349                                               MLXSW_SP_FLOOD_TABLE_UC,
 350                                               mlxsw_sp_port->uc_flood);
 351         return err;
 352 }
 353
 354 static int mlxsw_sp_ageing_set(struct mlxsw_sp *mlxsw_sp, u32 ageing_time)
 355 {
 356         char sfdat_pl[MLXSW_REG_SFDAT_LEN];
 357         int err;
 358
 359         mlxsw_reg_sfdat_pack(sfdat_pl, ageing_time);
 360         err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdat), sfdat_pl);
 361         if (err)
 362                 return err;
 363         mlxsw_sp->ageing_time = ageing_time;
 364         return 0;
 365 }
 366
 367 static int mlxsw_sp_port_attr_br_ageing_set(struct mlxsw_sp_port *mlxsw_sp_port,
 368                                             struct switchdev_trans *trans,
 369                                             unsigned long ageing_clock_t)
 370 {
 371         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 372         unsigned long ageing_jiffies = clock_t_to_jiffies(ageing_clock_t);
 373         u32 ageing_time = jiffies_to_msecs(ageing_jiffies) / 1000;
 374
 375         if (switchdev_trans_ph_prepare(trans)) {
 376                 if (ageing_time < MLXSW_SP_MIN_AGEING_TIME ||
 377                     ageing_time > MLXSW_SP_MAX_AGEING_TIME)
 378                         return -ERANGE;
 379                 else
 380                         return 0;
 381         }
 382
 383         return mlxsw_sp_ageing_set(mlxsw_sp, ageing_time);
 384 }
 385
 386 static int mlxsw_sp_port_attr_br_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port,
 387                                           struct switchdev_trans *trans,
 388                                           struct net_device *orig_dev,
 389                                           bool vlan_enabled)
 390 {
 391         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 392
 393         /* SWITCHDEV_TRANS_PREPARE phase */
 394         if ((!vlan_enabled) && (mlxsw_sp->master_bridge.dev == orig_dev)) {
 395                 netdev_err(mlxsw_sp_port->dev, "Bridge must be vlan-aware\n");
 396                 return -EINVAL;
 397         }
 398
 399         return 0;
 400 }
 401
 402 static int mlxsw_sp_port_attr_mc_router_set(struct mlxsw_sp_port *mlxsw_sp_port,
 403                                             struct switchdev_trans *trans,
 404                                             bool is_port_mc_router)
 405 {
 406         if (switchdev_trans_ph_prepare(trans))
 407                 return 0;
 408
 409         mlxsw_sp_port->mc_router = is_port_mc_router;
 410         if (!mlxsw_sp_port->mc_disabled)
 411                 return mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
 412                                                      MLXSW_SP_FLOOD_TABLE_MC,
 413                                                      is_port_mc_router);
 414
 415         return 0;
 416 }
 417
 418 static int mlxsw_sp_port_attr_set(struct net_device *dev,
 419                                   const struct switchdev_attr *attr,
 420                                   struct switchdev_trans *trans)
 421 {
 422         struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
 423         int err = 0;
 424
 425         mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port);
 426         if (!mlxsw_sp_port)
 427                 return -EINVAL;
 428
 429         switch (attr->id) {
 430         case SWITCHDEV_ATTR_ID_PORT_STP_STATE:
 431                 err = mlxsw_sp_port_attr_stp_state_set(mlxsw_sp_port, trans,
 432                                                        attr->u.stp_state);
 433                 break;
 434         case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
 435                 err = mlxsw_sp_port_attr_br_flags_set(mlxsw_sp_port, trans,
 436                                                       attr->u.brport_flags);
 437                 break;
 438         case SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME:
 439                 err = mlxsw_sp_port_attr_br_ageing_set(mlxsw_sp_port, trans,
 440                                                        attr->u.ageing_time);
 441                 break;
 442         case SWITCHDEV_ATTR_ID_BRIDGE_VLAN_FILTERING:
 443                 err = mlxsw_sp_port_attr_br_vlan_set(mlxsw_sp_port, trans,
 444                                                      attr->orig_dev,
 445                                                      attr->u.vlan_filtering);
 446                 break;
 447         case SWITCHDEV_ATTR_ID_PORT_MROUTER:
 448                 err = mlxsw_sp_port_attr_mc_router_set(mlxsw_sp_port, trans,
 449                                                        attr->u.mrouter);
 450                 break;
 451         default:
 452                 err = -EOPNOTSUPP;
 453                 break;
 454         }
 455
 456         return err;
 457 }
 458
 459 static int mlxsw_sp_fid_op(struct mlxsw_sp *mlxsw_sp, u16 fid, bool create)
 460 {
 461         char sfmr_pl[MLXSW_REG_SFMR_LEN];
 462
 463         mlxsw_reg_sfmr_pack(sfmr_pl, !create, fid, fid);
 464         return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfmr), sfmr_pl);
 465 }
 466
 467 static int mlxsw_sp_fid_map(struct mlxsw_sp *mlxsw_sp, u16 fid, bool valid)
 468 {
 469         enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_VID_TO_FID;
 470         char svfa_pl[MLXSW_REG_SVFA_LEN];
 471
 472         mlxsw_reg_svfa_pack(svfa_pl, 0, mt, valid, fid, fid);
 473         return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(svfa), svfa_pl);
 474 }
 475
 476 static struct mlxsw_sp_fid *mlxsw_sp_fid_alloc(u16 fid)
 477 {
 478         struct mlxsw_sp_fid *f;
 479
 480         f = kzalloc(sizeof(*f), GFP_KERNEL);
 481         if (!f)
 482                 return NULL;
 483
 484         f->fid = fid;
 485
 486         return f;
 487 }
 488
 489 struct mlxsw_sp_fid *mlxsw_sp_fid_create(struct mlxsw_sp *mlxsw_sp, u16 fid)
 490 {
 491         struct mlxsw_sp_fid *f;
 492         int err;
 493
 494         err = mlxsw_sp_fid_op(mlxsw_sp, fid, true);
 495         if (err)
 496                 return ERR_PTR(err);
 497
 498         /* Although all the ports member in the FID might be using a
 499          * {Port, VID} to FID mapping, we create a global VID-to-FID
 500          * mapping. This allows a port to transition to VLAN mode,
 501          * knowing the global mapping exists.
 502          */
 503         err = mlxsw_sp_fid_map(mlxsw_sp, fid, true);
 504         if (err)
 505                 goto err_fid_map;
 506
 507         f = mlxsw_sp_fid_alloc(fid);
 508         if (!f) {
 509                 err = -ENOMEM;
 510                 goto err_allocate_fid;
 511         }
 512
 513         list_add(&f->list, &mlxsw_sp->fids);
 514
 515         return f;
 516
 517 err_allocate_fid:
 518         mlxsw_sp_fid_map(mlxsw_sp, fid, false);
 519 err_fid_map:
 520         mlxsw_sp_fid_op(mlxsw_sp, fid, false);
 521         return ERR_PTR(err);
 522 }
 523
 524 void mlxsw_sp_fid_destroy(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *f)
 525 {
 526         u16 fid = f->fid;
 527
 528         list_del(&f->list);
 529
 530         if (f->r)
 531                 mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->r);
 532
 533         kfree(f);
 534
 535         mlxsw_sp_fid_map(mlxsw_sp, fid, false);
 536
 537         mlxsw_sp_fid_op(mlxsw_sp, fid, false);
 538 }
 539
 540 static int __mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port,
 541                                     u16 fid)
 542 {
 543         struct mlxsw_sp_fid *f;
 544
 545         if (test_bit(fid, mlxsw_sp_port->active_vlans))
 546                 return 0;
 547
 548         f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid);
 549         if (!f) {
 550                 f = mlxsw_sp_fid_create(mlxsw_sp_port->mlxsw_sp, fid);
 551                 if (IS_ERR(f))
 552                         return PTR_ERR(f);
 553         }
 554
 555         f->ref_count++;
 556
 557         netdev_dbg(mlxsw_sp_port->dev, "Joined FID=%d\n", fid);
 558
 559         return 0;
 560 }
 561
 562 static void __mlxsw_sp_port_fid_leave(struct mlxsw_sp_port *mlxsw_sp_port,
 563                                       u16 fid)
 564 {
 565         struct mlxsw_sp_fid *f;
 566
 567         f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid);
 568         if (WARN_ON(!f))
 569                 return;
 570
 571         netdev_dbg(mlxsw_sp_port->dev, "Left FID=%d\n", fid);
 572
 573         mlxsw_sp_port_fdb_flush(mlxsw_sp_port, fid);
 574
 575         if (--f->ref_count == 0)
 576                 mlxsw_sp_fid_destroy(mlxsw_sp_port->mlxsw_sp, f);
 577 }
 578
 579 static int mlxsw_sp_port_fid_map(struct mlxsw_sp_port *mlxsw_sp_port, u16 fid,
 580                                  bool valid)
 581 {
 582         enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID;
 583
 584         /* If port doesn't have vPorts, then it can use the global
 585          * VID-to-FID mapping.
 586          */
 587         if (list_empty(&mlxsw_sp_port->vports_list))
 588                 return 0;
 589
 590         return mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, valid, fid, fid);
 591 }
 592
 593 static int mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port,
 594                                   u16 fid_begin, u16 fid_end)
 595 {
 596         bool mc_flood;
 597         int fid, err;
 598
 599         for (fid = fid_begin; fid <= fid_end; fid++) {
 600                 err = __mlxsw_sp_port_fid_join(mlxsw_sp_port, fid);
 601                 if (err)
 602                         goto err_port_fid_join;
 603         }
 604
 605         mc_flood = mlxsw_sp_port->mc_disabled ?
 606                         mlxsw_sp_port->mc_flood : mlxsw_sp_port->mc_router;
 607
 608         err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end,
 609                                         mlxsw_sp_port->uc_flood, true,
 610                                         mc_flood);
 611         if (err)
 612                 goto err_port_flood_set;
 613
 614         for (fid = fid_begin; fid <= fid_end; fid++) {
 615                 err = mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, true);
 616                 if (err)
 617                         goto err_port_fid_map;
 618         }
 619
 620         return 0;
 621
 622 err_port_fid_map:
 623         for (fid--; fid >= fid_begin; fid--)
 624                 mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, false);
 625         __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, false,
 626                                   false, false);
 627 err_port_flood_set:
 628         fid = fid_end;
 629 err_port_fid_join:
 630         for (fid--; fid >= fid_begin; fid--)
 631                 __mlxsw_sp_port_fid_leave(mlxsw_sp_port, fid);
 632         return err;
 633 }
 634
 635 static void mlxsw_sp_port_fid_leave(struct mlxsw_sp_port *mlxsw_sp_port,
 636                                     u16 fid_begin, u16 fid_end)
 637 {
 638         int fid;
 639
 640         for (fid = fid_begin; fid <= fid_end; fid++)
 641                 mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, false);
 642
 643         __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, false,
 644                                   false, false);
 645
 646         for (fid = fid_begin; fid <= fid_end; fid++)
 647                 __mlxsw_sp_port_fid_leave(mlxsw_sp_port, fid);
 648 }
 649
 650 static int __mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port,
 651                                     u16 vid)
 652 {
 653         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 654         char spvid_pl[MLXSW_REG_SPVID_LEN];
 655
 656         mlxsw_reg_spvid_pack(spvid_pl, mlxsw_sp_port->local_port, vid);
 657         return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spvid), spvid_pl);
 658 }
 659
 660 static int mlxsw_sp_port_allow_untagged_set(struct mlxsw_sp_port *mlxsw_sp_port,
 661                                             bool allow)
 662 {
 663         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 664         char spaft_pl[MLXSW_REG_SPAFT_LEN];
 665
 666         mlxsw_reg_spaft_pack(spaft_pl, mlxsw_sp_port->local_port, allow);
 667         return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spaft), spaft_pl);
 668 }
 669
 670 int mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
 671 {
 672         struct net_device *dev = mlxsw_sp_port->dev;
 673         int err;
 674
 675         if (!vid) {
 676                 err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port, false);
 677                 if (err) {
 678                         netdev_err(dev, "Failed to disallow untagged traffic\n");
 679                         return err;
 680                 }
 681         } else {
 682                 err = __mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid);
 683                 if (err) {
 684                         netdev_err(dev, "Failed to set PVID\n");
 685                         return err;
 686                 }
 687
 688                 /* Only allow if not already allowed. */
 689                 if (!mlxsw_sp_port->pvid) {
 690                         err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port,
 691                                                                true);
 692                         if (err) {
 693                                 netdev_err(dev, "Failed to allow untagged traffic\n");
 694                                 goto err_port_allow_untagged_set;
 695                         }
 696                 }
 697         }
 698
 699         mlxsw_sp_port->pvid = vid;
 700         return 0;
 701
 702 err_port_allow_untagged_set:
 703         __mlxsw_sp_port_pvid_set(mlxsw_sp_port, mlxsw_sp_port->pvid);
 704         return err;
 705 }
 706
 707 static int __mlxsw_sp_port_vlans_set(struct mlxsw_sp_port *mlxsw_sp_port,
 708                                      u16 vid_begin, u16 vid_end, bool is_member,
 709                                      bool untagged)
 710 {
 711         u16 vid, vid_e;
 712         int err;
 713
 714         for (vid = vid_begin; vid <= vid_end;
 715              vid += MLXSW_REG_SPVM_REC_MAX_COUNT) {
 716                 vid_e = min((u16) (vid + MLXSW_REG_SPVM_REC_MAX_COUNT - 1),
 717                             vid_end);
 718
 719                 err = mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid_e,
 720                                              is_member, untagged);
 721                 if (err)
 722                         return err;
 723         }
 724
 725         return 0;
 726 }
 727
 728 static int mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
 729                                           u16 vid_begin, u16 vid_end,
 730                                           bool learn_enable)
 731 {
 732         u16 vid, vid_e;
 733         int err;
 734
 735         for (vid = vid_begin; vid <= vid_end;
 736              vid += MLXSW_REG_SPVMLR_REC_MAX_COUNT) {
 737                 vid_e = min((u16) (vid + MLXSW_REG_SPVMLR_REC_MAX_COUNT - 1),
 738                             vid_end);
 739
 740                 err = __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid,
 741                                                        vid_e, learn_enable);
 742                 if (err)
 743                         return err;
 744         }
 745
 746         return 0;
 747 }
 748
 749 static int __mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
 750                                      u16 vid_begin, u16 vid_end,
 751                                      bool flag_untagged, bool flag_pvid)
 752 {
 753         struct net_device *dev = mlxsw_sp_port->dev;
 754         u16 vid, old_pvid;
 755         int err;
 756
 757         if (!mlxsw_sp_port->bridged)
 758                 return -EINVAL;
 759
 760         err = mlxsw_sp_port_fid_join(mlxsw_sp_port, vid_begin, vid_end);
 761         if (err) {
 762                 netdev_err(dev, "Failed to join FIDs\n");
 763                 return err;
 764         }
 765
 766         err = __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end,
 767                                         true, flag_untagged);
 768         if (err) {
 769                 netdev_err(dev, "Unable to add VIDs %d-%d\n", vid_begin,
 770                            vid_end);
 771                 goto err_port_vlans_set;
 772         }
 773
 774         old_pvid = mlxsw_sp_port->pvid;
 775         if (flag_pvid && old_pvid != vid_begin) {
 776                 err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid_begin);
 777                 if (err) {
 778                         netdev_err(dev, "Unable to add PVID %d\n", vid_begin);
 779                         goto err_port_pvid_set;
 780                 }
 781         } else if (!flag_pvid && old_pvid >= vid_begin && old_pvid <= vid_end) {
 782                 err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0);
 783                 if (err) {
 784                         netdev_err(dev, "Unable to del PVID\n");
 785                         goto err_port_pvid_set;
 786                 }
 787         }
 788
 789         err = mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end,
 790                                              mlxsw_sp_port->learning);
 791         if (err) {
 792                 netdev_err(dev, "Failed to set learning for VIDs %d-%d\n",
 793                            vid_begin, vid_end);
 794                 goto err_port_vid_learning_set;
 795         }
 796
 797         /* Changing activity bits only if HW operation succeded */
 798         for (vid = vid_begin; vid <= vid_end; vid++) {
 799                 set_bit(vid, mlxsw_sp_port->active_vlans);
 800                 if (flag_untagged)
 801                         set_bit(vid, mlxsw_sp_port->untagged_vlans);
 802                 else
 803                         clear_bit(vid, mlxsw_sp_port->untagged_vlans);
 804         }
 805
 806         /* STP state change must be done after we set active VLANs */
 807         err = mlxsw_sp_port_stp_state_set(mlxsw_sp_port,
 808                                           mlxsw_sp_port->stp_state);
 809         if (err) {
 810                 netdev_err(dev, "Failed to set STP state\n");
 811                 goto err_port_stp_state_set;
 812         }
 813
 814         return 0;
 815
 816 err_port_stp_state_set:
 817         for (vid = vid_begin; vid <= vid_end; vid++)
 818                 clear_bit(vid, mlxsw_sp_port->active_vlans);
 819         mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end,
 820                                        false);
 821 err_port_vid_learning_set:
 822         if (old_pvid != mlxsw_sp_port->pvid)
 823                 mlxsw_sp_port_pvid_set(mlxsw_sp_port, old_pvid);
 824 err_port_pvid_set:
 825         __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end, false,
 826                                   false);
 827 err_port_vlans_set:
 828         mlxsw_sp_port_fid_leave(mlxsw_sp_port, vid_begin, vid_end);
 829         return err;
 830 }
 831
 832 static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
 833                                    const struct switchdev_obj_port_vlan *vlan,
 834                                    struct switchdev_trans *trans)
 835 {
 836         bool flag_untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
 837         bool flag_pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
 838
 839         if (switchdev_trans_ph_prepare(trans))
 840                 return 0;
 841
 842         return __mlxsw_sp_port_vlans_add(mlxsw_sp_port,
 843                                          vlan->vid_begin, vlan->vid_end,
 844                                          flag_untagged, flag_pvid);
 845 }
 846
 847 static enum mlxsw_reg_sfd_rec_policy mlxsw_sp_sfd_rec_policy(bool dynamic)
 848 {
 849         return dynamic ? MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS :
 850                          MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY;
 851 }
 852
 853 static enum mlxsw_reg_sfd_op mlxsw_sp_sfd_op(bool adding)
 854 {
 855         return adding ? MLXSW_REG_SFD_OP_WRITE_EDIT :
 856                         MLXSW_REG_SFD_OP_WRITE_REMOVE;
 857 }
 858
 859 static int __mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
 860                                      const char *mac, u16 fid, bool adding,
 861                                      enum mlxsw_reg_sfd_rec_action action,
 862                                      bool dynamic)
 863 {
 864         char *sfd_pl;
 865         int err;
 866
 867         sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
 868         if (!sfd_pl)
 869                 return -ENOMEM;
 870
 871         mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
 872         mlxsw_reg_sfd_uc_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic),
 873                               mac, fid, action, local_port);
 874         err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
 875         kfree(sfd_pl);
 876
 877         return err;
 878 }
 879
 880 static int mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
 881                                    const char *mac, u16 fid, bool adding,
 882                                    bool dynamic)
 883 {
 884         return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid, adding,
 885                                          MLXSW_REG_SFD_REC_ACTION_NOP, dynamic);
 886 }
 887
 888 int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid,
 889                         bool adding)
 890 {
 891         return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, 0, mac, fid, adding,
 892                                          MLXSW_REG_SFD_REC_ACTION_FORWARD_IP_ROUTER,
 893                                          false);
 894 }
 895
 896 static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp *mlxsw_sp, u16 lag_id,
 897                                        const char *mac, u16 fid, u16 lag_vid,
 898                                        bool adding, bool dynamic)
 899 {
 900         char *sfd_pl;
 901         int err;
 902
 903         sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
 904         if (!sfd_pl)
 905                 return -ENOMEM;
 906
 907         mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
 908         mlxsw_reg_sfd_uc_lag_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic),
 909                                   mac, fid, MLXSW_REG_SFD_REC_ACTION_NOP,
 910                                   lag_vid, lag_id);
 911         err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
 912         kfree(sfd_pl);
 913
 914         return err;
 915 }
 916
 917 static int
 918 mlxsw_sp_port_fdb_static_add(struct mlxsw_sp_port *mlxsw_sp_port,
 919                              const struct switchdev_obj_port_fdb *fdb,
 920                              struct switchdev_trans *trans)
 921 {
 922         u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
 923         u16 lag_vid = 0;
 924
 925         if (switchdev_trans_ph_prepare(trans))
 926                 return 0;
 927
 928         if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
 929                 lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
 930         }
 931
 932         if (!mlxsw_sp_port->lagged)
 933                 return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp,
 934                                                mlxsw_sp_port->local_port,
 935                                                fdb->addr, fid, true, false);
 936         else
 937                 return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
 938                                                    mlxsw_sp_port->lag_id,
 939                                                    fdb->addr, fid, lag_vid,
 940                                                    true, false);
 941 }
 942
 943 static int mlxsw_sp_port_mdb_op(struct mlxsw_sp *mlxsw_sp, const char *addr,
 944                                 u16 fid, u16 mid, bool adding)
 945 {
 946         char *sfd_pl;
 947         int err;
 948
 949         sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
 950         if (!sfd_pl)
 951                 return -ENOMEM;
 952
 953         mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
 954         mlxsw_reg_sfd_mc_pack(sfd_pl, 0, addr, fid,
 955                               MLXSW_REG_SFD_REC_ACTION_NOP, mid);
 956         err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
 957         kfree(sfd_pl);
 958         return err;
 959 }
 960
 961 static int mlxsw_sp_port_smid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 mid,
 962                                   bool add, bool clear_all_ports)
 963 {
 964         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 965         char *smid_pl;
 966         int err, i;
 967
 968         smid_pl = kmalloc(MLXSW_REG_SMID_LEN, GFP_KERNEL);
 969         if (!smid_pl)
 970                 return -ENOMEM;
 971
 972         mlxsw_reg_smid_pack(smid_pl, mid, mlxsw_sp_port->local_port, add);
 973         if (clear_all_ports) {
 974                 for (i = 1; i < MLXSW_PORT_MAX_PORTS; i++)
 975                         if (mlxsw_sp->ports[i])
 976                                 mlxsw_reg_smid_port_mask_set(smid_pl, i, 1);
 977         }
 978         err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(smid), smid_pl);
 979         kfree(smid_pl);
 980         return err;
 981 }
 982
 983 static struct mlxsw_sp_mid *__mlxsw_sp_mc_get(struct mlxsw_sp *mlxsw_sp,
 984                                               const unsigned char *addr,
 985                                               u16 fid)
 986 {
 987         struct mlxsw_sp_mid *mid;
 988
 989         list_for_each_entry(mid, &mlxsw_sp->br_mids.list, list) {
 990                 if (ether_addr_equal(mid->addr, addr) && mid->fid == fid)
 991                         return mid;
 992         }
 993         return NULL;
 994 }
 995
 996 static struct mlxsw_sp_mid *__mlxsw_sp_mc_alloc(struct mlxsw_sp *mlxsw_sp,
 997                                                 const unsigned char *addr,
 998                                                 u16 fid)
 999 {
1000         struct mlxsw_sp_mid *mid;
1001         u16 mid_idx;
1002
1003         mid_idx = find_first_zero_bit(mlxsw_sp->br_mids.mapped,
1004                                       MLXSW_SP_MID_MAX);
1005         if (mid_idx == MLXSW_SP_MID_MAX)
1006                 return NULL;
1007
1008         mid = kzalloc(sizeof(*mid), GFP_KERNEL);
1009         if (!mid)
1010                 return NULL;
1011
1012         set_bit(mid_idx, mlxsw_sp->br_mids.mapped);
1013         ether_addr_copy(mid->addr, addr);
1014         mid->fid = fid;
1015         mid->mid = mid_idx;
1016         mid->ref_count = 0;
1017         list_add_tail(&mid->list, &mlxsw_sp->br_mids.list);
1018
1019         return mid;
1020 }
1021
1022 static int __mlxsw_sp_mc_dec_ref(struct mlxsw_sp *mlxsw_sp,
1023                                  struct mlxsw_sp_mid *mid)
1024 {
1025         if (--mid->ref_count == 0) {
1026                 list_del(&mid->list);
1027                 clear_bit(mid->mid, mlxsw_sp->br_mids.mapped);
1028                 kfree(mid);
1029                 return 1;
1030         }
1031         return 0;
1032 }
1033
1034 static int mlxsw_sp_port_mdb_add(struct mlxsw_sp_port *mlxsw_sp_port,
1035                                  const struct switchdev_obj_port_mdb *mdb,
1036                                  struct switchdev_trans *trans)
1037 {
1038         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
1039         struct net_device *dev = mlxsw_sp_port->dev;
1040         struct mlxsw_sp_mid *mid;
1041         u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid);
1042         int err = 0;
1043
1044         if (switchdev_trans_ph_prepare(trans))
1045                 return 0;
1046
1047         mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid);
1048         if (!mid) {
1049                 mid = __mlxsw_sp_mc_alloc(mlxsw_sp, mdb->addr, fid);
1050                 if (!mid) {
1051                         netdev_err(dev, "Unable to allocate MC group\n");
1052                         return -ENOMEM;
1053                 }
1054         }
1055         mid->ref_count++;
1056
1057         err = mlxsw_sp_port_smid_set(mlxsw_sp_port, mid->mid, true,
1058                                      mid->ref_count == 1);
1059         if (err) {
1060                 netdev_err(dev, "Unable to set SMID\n");
1061                 goto err_out;
1062         }
1063
1064         if (mid->ref_count == 1) {
1065                 err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid->mid,
1066                                            true);
1067                 if (err) {
1068                         netdev_err(dev, "Unable to set MC SFD\n");
1069                         goto err_out;
1070                 }
1071         }
1072
1073         return 0;
1074
1075 err_out:
1076         __mlxsw_sp_mc_dec_ref(mlxsw_sp, mid);
1077         return err;
1078 }
1079
1080 static int mlxsw_sp_port_obj_add(struct net_device *dev,
1081                                  const struct switchdev_obj *obj,
1082                                  struct switchdev_trans *trans)
1083 {
1084         struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
1085         int err = 0;
1086
1087         mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
1088         if (!mlxsw_sp_port)
1089                 return -EINVAL;
1090
1091         switch (obj->id) {
1092         case SWITCHDEV_OBJ_ID_PORT_VLAN:
1093                 if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
1094                         return 0;
1095
1096                 err = mlxsw_sp_port_vlans_add(mlxsw_sp_port,
1097                                               SWITCHDEV_OBJ_PORT_VLAN(obj),
1098                                               trans);
1099                 break;
1100         case SWITCHDEV_OBJ_ID_PORT_FDB:
1101                 err = mlxsw_sp_port_fdb_static_add(mlxsw_sp_port,
1102                                                    SWITCHDEV_OBJ_PORT_FDB(obj),
1103                                                    trans);
1104                 break;
1105         case SWITCHDEV_OBJ_ID_PORT_MDB:
1106                 err = mlxsw_sp_port_mdb_add(mlxsw_sp_port,
1107                                             SWITCHDEV_OBJ_PORT_MDB(obj),
1108                                             trans);
1109                 break;
1110         default:
1111                 err = -EOPNOTSUPP;
1112                 break;
1113         }
1114
1115         return err;
1116 }
1117
1118 static int __mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port,
1119                                      u16 vid_begin, u16 vid_end)
1120 {
1121         u16 vid, pvid;
1122
1123         if (!mlxsw_sp_port->bridged)
1124                 return -EINVAL;
1125
1126         mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end,
1127                                        false);
1128
1129         pvid = mlxsw_sp_port->pvid;
1130         if (pvid >= vid_begin && pvid <= vid_end)
1131                 mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0);
1132
1133         __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end, false,
1134                                   false);
1135
1136         mlxsw_sp_port_fid_leave(mlxsw_sp_port, vid_begin, vid_end);
1137
1138         /* Changing activity bits only if HW operation succeded */
1139         for (vid = vid_begin; vid <= vid_end; vid++)
1140                 clear_bit(vid, mlxsw_sp_port->active_vlans);
1141
1142         return 0;
1143 }
1144
1145 static int mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port,
1146                                    const struct switchdev_obj_port_vlan *vlan)
1147 {
1148         return __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vlan->vid_begin,
1149                                          vlan->vid_end);
1150 }
1151
1152 void mlxsw_sp_port_active_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port)
1153 {
1154         u16 vid;
1155
1156         for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID)
1157                 __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vid, vid);
1158 }
1159
1160 static int
1161 mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port,
1162                              const struct switchdev_obj_port_fdb *fdb)
1163 {
1164         u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
1165         u16 lag_vid = 0;
1166
1167         if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
1168                 lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
1169         }
1170
1171         if (!mlxsw_sp_port->lagged)
1172                 return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp,
1173                                                mlxsw_sp_port->local_port,
1174                                                fdb->addr, fid,
1175                                                false, false);
1176         else
1177                 return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
1178                                                    mlxsw_sp_port->lag_id,
1179                                                    fdb->addr, fid, lag_vid,
1180                                                    false, false);
1181 }
1182
1183 static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port,
1184                                  const struct switchdev_obj_port_mdb *mdb)
1185 {
1186         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
1187         struct net_device *dev = mlxsw_sp_port->dev;
1188         struct mlxsw_sp_mid *mid;
1189         u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid);
1190         u16 mid_idx;
1191         int err = 0;
1192
1193         mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid);
1194         if (!mid) {
1195                 netdev_err(dev, "Unable to remove port from MC DB\n");
1196                 return -EINVAL;
1197         }
1198
1199         err = mlxsw_sp_port_smid_set(mlxsw_sp_port, mid->mid, false, false);
1200         if (err)
1201                 netdev_err(dev, "Unable to remove port from SMID\n");
1202
1203         mid_idx = mid->mid;
1204         if (__mlxsw_sp_mc_dec_ref(mlxsw_sp, mid)) {
1205                 err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid_idx,
1206                                            false);
1207                 if (err)
1208                         netdev_err(dev, "Unable to remove MC SFD\n");
1209         }
1210
1211         return err;
1212 }
1213
1214 static int mlxsw_sp_port_obj_del(struct net_device *dev,
1215                                  const struct switchdev_obj *obj)
1216 {
1217         struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
1218         int err = 0;
1219
1220         mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
1221         if (!mlxsw_sp_port)
1222                 return -EINVAL;
1223
1224         switch (obj->id) {
1225         case SWITCHDEV_OBJ_ID_PORT_VLAN:
1226                 if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
1227                         return 0;
1228
1229                 err = mlxsw_sp_port_vlans_del(mlxsw_sp_port,
1230                                               SWITCHDEV_OBJ_PORT_VLAN(obj));
1231                 break;
1232         case SWITCHDEV_OBJ_ID_PORT_FDB:
1233                 err = mlxsw_sp_port_fdb_static_del(mlxsw_sp_port,
1234                                                    SWITCHDEV_OBJ_PORT_FDB(obj));
1235                 break;
1236         case SWITCHDEV_OBJ_ID_PORT_MDB:
1237                 err = mlxsw_sp_port_mdb_del(mlxsw_sp_port,
1238                                             SWITCHDEV_OBJ_PORT_MDB(obj));
1239                 break;
1240         default:
1241                 err = -EOPNOTSUPP;
1242                 break;
1243         }
1244
1245         return err;
1246 }
1247
1248 static struct mlxsw_sp_port *mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp,
1249                                                    u16 lag_id)
1250 {
1251         struct mlxsw_sp_port *mlxsw_sp_port;
1252         u64 max_lag_members;
1253         int i;
1254
1255         max_lag_members = MLXSW_CORE_RES_GET(mlxsw_sp->core,
1256                                              MAX_LAG_MEMBERS);
1257         for (i = 0; i < max_lag_members; i++) {
1258                 mlxsw_sp_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i);
1259                 if (mlxsw_sp_port)
1260                         return mlxsw_sp_port;
1261         }
1262         return NULL;
1263 }
1264
1265 static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
1266                                   struct switchdev_obj_port_fdb *fdb,
1267                                   switchdev_obj_dump_cb_t *cb,
1268                                   struct net_device *orig_dev)
1269 {
1270         struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
1271         struct mlxsw_sp_port *tmp;
1272         struct mlxsw_sp_fid *f;
1273         u16 vport_fid;
1274         char *sfd_pl;
1275         char mac[ETH_ALEN];
1276         u16 fid;
1277         u8 local_port;
1278         u16 lag_id;
1279         u8 num_rec;
1280         int stored_err = 0;
1281         int i;
1282         int err;
1283
1284         sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
1285         if (!sfd_pl)
1286                 return -ENOMEM;
1287
1288         f = mlxsw_sp_vport_fid_get(mlxsw_sp_port);
1289         vport_fid = f ? f->fid : 0;
1290
1291         mlxsw_reg_sfd_pack(sfd_pl, MLXSW_REG_SFD_OP_QUERY_DUMP, 0);
1292         do {
1293                 mlxsw_reg_sfd_num_rec_set(sfd_pl, MLXSW_REG_SFD_REC_MAX_COUNT);
1294                 err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
1295                 if (err)
1296                         goto out;
1297
1298                 num_rec = mlxsw_reg_sfd_num_rec_get(sfd_pl);
1299
1300                 /* Even in case of error, we have to run the dump to the end
1301                  * so the session in firmware is finished.
1302                  */
1303                 if (stored_err)
1304                         continue;
1305
1306                 for (i = 0; i < num_rec; i++) {
1307                         switch (mlxsw_reg_sfd_rec_type_get(sfd_pl, i)) {
1308                         case MLXSW_REG_SFD_REC_TYPE_UNICAST:
1309                                 mlxsw_reg_sfd_uc_unpack(sfd_pl, i, mac, &fid,
1310                                                         &local_port);
1311                                 if (local_port == mlxsw_sp_port->local_port) {
1312                                         if (vport_fid && vport_fid == fid)
1313                                                 fdb->vid = 0;
1314                                         else if (!vport_fid &&
1315                                                  !mlxsw_sp_fid_is_vfid(fid))
1316                                                 fdb->vid = fid;
1317                                         else
1318                                                 continue;
1319                                         ether_addr_copy(fdb->addr, mac);
1320                                         fdb->ndm_state = NUD_REACHABLE;
1321                                         err = cb(&fdb->obj);
1322                                         if (err)
1323                                                 stored_err = err;
1324                                 }
1325                                 break;
1326                         case MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG:
1327                                 mlxsw_reg_sfd_uc_lag_unpack(sfd_pl, i,
1328                                                             mac, &fid, &lag_id);
1329                                 tmp = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id);
1330                                 if (tmp && tmp->local_port ==
1331                                     mlxsw_sp_port->local_port) {
1332                                         /* LAG records can only point to LAG
1333                                          * devices or VLAN devices on top.
1334                                          */
1335                                         if (!netif_is_lag_master(orig_dev) &&
1336                                             !is_vlan_dev(orig_dev))
1337                                                 continue;
1338                                         if (vport_fid && vport_fid == fid)
1339                                                 fdb->vid = 0;
1340                                         else if (!vport_fid &&
1341                                                  !mlxsw_sp_fid_is_vfid(fid))
1342                                                 fdb->vid = fid;
1343                                         else
1344                                                 continue;
1345                                         ether_addr_copy(fdb->addr, mac);
1346                                         fdb->ndm_state = NUD_REACHABLE;
1347                                         err = cb(&fdb->obj);
1348                                         if (err)
1349                                                 stored_err = err;
1350                                 }
1351                                 break;
1352                         }
1353                 }
1354         } while (num_rec == MLXSW_REG_SFD_REC_MAX_COUNT);
1355
1356 out:
1357         kfree(sfd_pl);
1358         return stored_err ? stored_err : err;
1359 }
1360
1361 static int mlxsw_sp_port_vlan_dump(struct mlxsw_sp_port *mlxsw_sp_port,
1362                                    struct switchdev_obj_port_vlan *vlan,
1363                                    switchdev_obj_dump_cb_t *cb)
1364 {
1365         u16 vid;
1366         int err = 0;
1367
1368         if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
1369                 vlan->flags = 0;
1370                 vlan->vid_begin = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
1371                 vlan->vid_end = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
1372                 return cb(&vlan->obj);
1373         }
1374
1375         for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
1376                 vlan->flags = 0;
1377                 if (vid == mlxsw_sp_port->pvid)
1378                         vlan->flags |= BRIDGE_VLAN_INFO_PVID;
1379                 if (test_bit(vid, mlxsw_sp_port->untagged_vlans))
1380                         vlan->flags |= BRIDGE_VLAN_INFO_UNTAGGED;
1381                 vlan->vid_begin = vid;
1382                 vlan->vid_end = vid;
1383                 err = cb(&vlan->obj);
1384                 if (err)
1385                         break;
1386         }
1387         return err;
1388 }
1389
1390 static int mlxsw_sp_port_obj_dump(struct net_device *dev,
1391                                   struct switchdev_obj *obj,
1392                                   switchdev_obj_dump_cb_t *cb)
1393 {
1394         struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
1395         int err = 0;
1396
1397         mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
1398         if (!mlxsw_sp_port)
1399                 return -EINVAL;
1400
1401         switch (obj->id) {
1402         case SWITCHDEV_OBJ_ID_PORT_VLAN:
1403                 err = mlxsw_sp_port_vlan_dump(mlxsw_sp_port,
1404                                               SWITCHDEV_OBJ_PORT_VLAN(obj), cb);
1405                 break;
1406         case SWITCHDEV_OBJ_ID_PORT_FDB:
1407                 err = mlxsw_sp_port_fdb_dump(mlxsw_sp_port,
1408                                              SWITCHDEV_OBJ_PORT_FDB(obj), cb,
1409                                              obj->orig_dev);
1410                 break;
1411         default:
1412                 err = -EOPNOTSUPP;
1413                 break;
1414         }
1415
1416         return err;
1417 }
1418
1419 static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = {
1420         .switchdev_port_attr_get        = mlxsw_sp_port_attr_get,
1421         .switchdev_port_attr_set        = mlxsw_sp_port_attr_set,
1422         .switchdev_port_obj_add         = mlxsw_sp_port_obj_add,
1423         .switchdev_port_obj_del         = mlxsw_sp_port_obj_del,
1424         .switchdev_port_obj_dump        = mlxsw_sp_port_obj_dump,
1425 };
1426
1427 static void mlxsw_sp_fdb_call_notifiers(bool learning_sync, bool adding,
1428                                         char *mac, u16 vid,
1429                                         struct net_device *dev)
1430 {
1431         struct switchdev_notifier_fdb_info info;
1432         unsigned long notifier_type;
1433
1434         if (learning_sync) {
1435                 info.addr = mac;
1436                 info.vid = vid;
1437                 notifier_type = adding ? SWITCHDEV_FDB_ADD : SWITCHDEV_FDB_DEL;
1438                 call_switchdev_notifiers(notifier_type, dev, &info.info);
1439         }
1440 }
1441
1442 static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp,
1443                                             char *sfn_pl, int rec_index,
1444                                             bool adding)
1445 {
1446         struct mlxsw_sp_port *mlxsw_sp_port;
1447         char mac[ETH_ALEN];
1448         u8 local_port;
1449         u16 vid, fid;
1450         bool do_notification = true;
1451         int err;
1452
1453         mlxsw_reg_sfn_mac_unpack(sfn_pl, rec_index, mac, &fid, &local_port);
1454         mlxsw_sp_port = mlxsw_sp->ports[local_port];
1455         if (!mlxsw_sp_port) {
1456                 dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Incorrect local port in FDB notification\n");
1457                 goto just_remove;
1458         }
1459
1460         if (mlxsw_sp_fid_is_vfid(fid)) {
1461                 struct mlxsw_sp_port *mlxsw_sp_vport;
1462
1463                 mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
1464                                                                  fid);
1465                 if (!mlxsw_sp_vport) {
1466                         netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n");
1467                         goto just_remove;
1468                 }
1469                 vid = 0;
1470                 /* Override the physical port with the vPort. */
1471                 mlxsw_sp_port = mlxsw_sp_vport;
1472         } else {
1473                 vid = fid;
1474         }
1475
1476 do_fdb_op:
1477         err = mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid,
1478                                       adding, true);
1479         if (err) {
1480                 if (net_ratelimit())
1481                         netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n");
1482                 return;
1483         }
1484
1485         if (!do_notification)
1486                 return;
1487         mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync,
1488                                     adding, mac, vid, mlxsw_sp_port->dev);
1489         return;
1490
1491 just_remove:
1492         adding = false;
1493         do_notification = false;
1494         goto do_fdb_op;
1495 }
1496
1497 static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp,
1498                                                 char *sfn_pl, int rec_index,
1499                                                 bool adding)
1500 {
1501         struct mlxsw_sp_port *mlxsw_sp_port;
1502         struct net_device *dev;
1503         char mac[ETH_ALEN];
1504         u16 lag_vid = 0;
1505         u16 lag_id;
1506         u16 vid, fid;
1507         bool do_notification = true;
1508         int err;
1509
1510         mlxsw_reg_sfn_mac_lag_unpack(sfn_pl, rec_index, mac, &fid, &lag_id);
1511         mlxsw_sp_port = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id);
1512         if (!mlxsw_sp_port) {
1513                 dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Cannot find port representor for LAG\n");
1514                 goto just_remove;
1515         }
1516
1517         if (mlxsw_sp_fid_is_vfid(fid)) {
1518                 struct mlxsw_sp_port *mlxsw_sp_vport;
1519
1520                 mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
1521                                                                  fid);
1522                 if (!mlxsw_sp_vport) {
1523                         netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n");
1524                         goto just_remove;
1525                 }
1526
1527                 lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport);
1528                 dev = mlxsw_sp_vport->dev;
1529                 vid = 0;
1530                 /* Override the physical port with the vPort. */
1531                 mlxsw_sp_port = mlxsw_sp_vport;
1532         } else {
1533                 dev = mlxsw_sp_lag_get(mlxsw_sp, lag_id)->dev;
1534                 vid = fid;
1535         }
1536
1537 do_fdb_op:
1538         err = mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp, lag_id, mac, fid, lag_vid,
1539                                           adding, true);
1540         if (err) {
1541                 if (net_ratelimit())
1542                         netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n");
1543                 return;
1544         }
1545
1546         if (!do_notification)
1547                 return;
1548         mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync, adding, mac,
1549                                     vid, dev);
1550         return;
1551
1552 just_remove:
1553         adding = false;
1554         do_notification = false;
1555         goto do_fdb_op;
1556 }
1557
1558 static void mlxsw_sp_fdb_notify_rec_process(struct mlxsw_sp *mlxsw_sp,
1559                                             char *sfn_pl, int rec_index)
1560 {
1561         switch (mlxsw_reg_sfn_rec_type_get(sfn_pl, rec_index)) {
1562         case MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC:
1563                 mlxsw_sp_fdb_notify_mac_process(mlxsw_sp, sfn_pl,
1564                                                 rec_index, true);
1565                 break;
1566         case MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC:
1567                 mlxsw_sp_fdb_notify_mac_process(mlxsw_sp, sfn_pl,
1568                                                 rec_index, false);
1569                 break;
1570         case MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC_LAG:
1571                 mlxsw_sp_fdb_notify_mac_lag_process(mlxsw_sp, sfn_pl,
1572                                                     rec_index, true);
1573                 break;
1574         case MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC_LAG:
1575                 mlxsw_sp_fdb_notify_mac_lag_process(mlxsw_sp, sfn_pl,
1576                                                     rec_index, false);
1577                 break;
1578         }
1579 }
1580
1581 static void mlxsw_sp_fdb_notify_work_schedule(struct mlxsw_sp *mlxsw_sp)
1582 {
1583         mlxsw_core_schedule_dw(&mlxsw_sp->fdb_notify.dw,
1584                                msecs_to_jiffies(mlxsw_sp->fdb_notify.interval));
1585 }
1586
1587 static void mlxsw_sp_fdb_notify_work(struct work_struct *work)
1588 {
1589         struct mlxsw_sp *mlxsw_sp;
1590         char *sfn_pl;
1591         u8 num_rec;
1592         int i;
1593         int err;
1594
1595         sfn_pl = kmalloc(MLXSW_REG_SFN_LEN, GFP_KERNEL);
1596         if (!sfn_pl)
1597                 return;
1598
1599         mlxsw_sp = container_of(work, struct mlxsw_sp, fdb_notify.dw.work);
1600
1601         rtnl_lock();
1602         mlxsw_reg_sfn_pack(sfn_pl);
1603         err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfn), sfn_pl);
1604         if (err) {
1605                 dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to get FDB notifications\n");
1606                 goto out;
1607         }
1608         num_rec = mlxsw_reg_sfn_num_rec_get(sfn_pl);
1609         for (i = 0; i < num_rec; i++)
1610                 mlxsw_sp_fdb_notify_rec_process(mlxsw_sp, sfn_pl, i);
1611
1612 out:
1613         rtnl_unlock();
1614         kfree(sfn_pl);
1615         mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
1616 }
1617
1618 static int mlxsw_sp_fdb_init(struct mlxsw_sp *mlxsw_sp)
1619 {
1620         int err;
1621
1622         err = mlxsw_sp_ageing_set(mlxsw_sp, MLXSW_SP_DEFAULT_AGEING_TIME);
1623         if (err) {
1624                 dev_err(mlxsw_sp->bus_info->dev, "Failed to set default ageing time\n");
1625                 return err;
1626         }
1627         INIT_DELAYED_WORK(&mlxsw_sp->fdb_notify.dw, mlxsw_sp_fdb_notify_work);
1628         mlxsw_sp->fdb_notify.interval = MLXSW_SP_DEFAULT_LEARNING_INTERVAL;
1629         mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
1630         return 0;
1631 }
1632
1633 static void mlxsw_sp_fdb_fini(struct mlxsw_sp *mlxsw_sp)
1634 {
1635         cancel_delayed_work_sync(&mlxsw_sp->fdb_notify.dw);
1636 }
1637
1638 int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp)
1639 {
1640         return mlxsw_sp_fdb_init(mlxsw_sp);
1641 }
1642
1643 void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp)
1644 {
1645         mlxsw_sp_fdb_fini(mlxsw_sp);
1646 }
1647
1648 void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port)
1649 {
1650         mlxsw_sp_port->dev->switchdev_ops = &mlxsw_sp_port_switchdev_ops;
1651 }
1652
1653 void mlxsw_sp_port_switchdev_fini(struct mlxsw_sp_port *mlxsw_sp_port)
1654 {
1655 }