Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 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 <net/switchdev.h> |
| 49 | |
| 50 | #include "spectrum.h" |
| 51 | #include "core.h" |
| 52 | #include "reg.h" |
| 53 | |
Elad Raz | e4b6f69 | 2016-01-10 21:06:27 +0100 | [diff] [blame] | 54 | static u16 mlxsw_sp_port_vid_to_fid_get(struct mlxsw_sp_port *mlxsw_sp_port, |
| 55 | u16 vid) |
| 56 | { |
| 57 | u16 fid = vid; |
| 58 | |
| 59 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { |
| 60 | u16 vfid = mlxsw_sp_vport_vfid_get(mlxsw_sp_port); |
| 61 | |
| 62 | fid = mlxsw_sp_vfid_to_fid(vfid); |
| 63 | } |
| 64 | |
| 65 | if (!fid) |
| 66 | fid = mlxsw_sp_port->pvid; |
| 67 | |
| 68 | return fid; |
| 69 | } |
| 70 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 71 | static struct mlxsw_sp_port * |
| 72 | mlxsw_sp_port_orig_get(struct net_device *dev, |
| 73 | struct mlxsw_sp_port *mlxsw_sp_port) |
| 74 | { |
| 75 | struct mlxsw_sp_port *mlxsw_sp_vport; |
| 76 | u16 vid; |
| 77 | |
| 78 | if (!is_vlan_dev(dev)) |
| 79 | return mlxsw_sp_port; |
| 80 | |
| 81 | vid = vlan_dev_vlan_id(dev); |
| 82 | mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid); |
| 83 | WARN_ON(!mlxsw_sp_vport); |
| 84 | |
| 85 | return mlxsw_sp_vport; |
| 86 | } |
| 87 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 88 | static int mlxsw_sp_port_attr_get(struct net_device *dev, |
| 89 | struct switchdev_attr *attr) |
| 90 | { |
| 91 | struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); |
| 92 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
| 93 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 94 | mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port); |
| 95 | if (!mlxsw_sp_port) |
| 96 | return -EINVAL; |
| 97 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 98 | switch (attr->id) { |
| 99 | case SWITCHDEV_ATTR_ID_PORT_PARENT_ID: |
| 100 | attr->u.ppid.id_len = sizeof(mlxsw_sp->base_mac); |
| 101 | memcpy(&attr->u.ppid.id, &mlxsw_sp->base_mac, |
| 102 | attr->u.ppid.id_len); |
| 103 | break; |
| 104 | case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS: |
| 105 | attr->u.brport_flags = |
| 106 | (mlxsw_sp_port->learning ? BR_LEARNING : 0) | |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 107 | (mlxsw_sp_port->learning_sync ? BR_LEARNING_SYNC : 0) | |
| 108 | (mlxsw_sp_port->uc_flood ? BR_FLOOD : 0); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 109 | break; |
| 110 | default: |
| 111 | return -EOPNOTSUPP; |
| 112 | } |
| 113 | |
| 114 | return 0; |
| 115 | } |
| 116 | |
| 117 | static int mlxsw_sp_port_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port, |
| 118 | u8 state) |
| 119 | { |
| 120 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
| 121 | enum mlxsw_reg_spms_state spms_state; |
| 122 | char *spms_pl; |
| 123 | u16 vid; |
| 124 | int err; |
| 125 | |
| 126 | switch (state) { |
| 127 | case BR_STATE_DISABLED: /* fall-through */ |
| 128 | case BR_STATE_FORWARDING: |
| 129 | spms_state = MLXSW_REG_SPMS_STATE_FORWARDING; |
| 130 | break; |
| 131 | case BR_STATE_LISTENING: /* fall-through */ |
| 132 | case BR_STATE_LEARNING: |
| 133 | spms_state = MLXSW_REG_SPMS_STATE_LEARNING; |
| 134 | break; |
| 135 | case BR_STATE_BLOCKING: |
| 136 | spms_state = MLXSW_REG_SPMS_STATE_DISCARDING; |
| 137 | break; |
| 138 | default: |
| 139 | BUG(); |
| 140 | } |
| 141 | |
| 142 | spms_pl = kmalloc(MLXSW_REG_SPMS_LEN, GFP_KERNEL); |
| 143 | if (!spms_pl) |
| 144 | return -ENOMEM; |
| 145 | mlxsw_reg_spms_pack(spms_pl, mlxsw_sp_port->local_port); |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 146 | |
| 147 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { |
| 148 | vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 149 | mlxsw_reg_spms_vid_pack(spms_pl, vid, spms_state); |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 150 | } else { |
| 151 | for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) |
| 152 | mlxsw_reg_spms_vid_pack(spms_pl, vid, spms_state); |
| 153 | } |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 154 | |
| 155 | err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spms), spms_pl); |
| 156 | kfree(spms_pl); |
| 157 | return err; |
| 158 | } |
| 159 | |
| 160 | static int mlxsw_sp_port_attr_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port, |
| 161 | struct switchdev_trans *trans, |
| 162 | u8 state) |
| 163 | { |
| 164 | if (switchdev_trans_ph_prepare(trans)) |
| 165 | return 0; |
| 166 | |
| 167 | mlxsw_sp_port->stp_state = state; |
| 168 | return mlxsw_sp_port_stp_state_set(mlxsw_sp_port, state); |
| 169 | } |
| 170 | |
Ido Schimmel | 26f0e7f | 2015-12-15 16:03:44 +0100 | [diff] [blame] | 171 | static bool mlxsw_sp_vfid_is_vport_br(u16 vfid) |
| 172 | { |
| 173 | return vfid >= MLXSW_SP_VFID_PORT_MAX; |
| 174 | } |
| 175 | |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 176 | static int __mlxsw_sp_port_flood_set(struct mlxsw_sp_port *mlxsw_sp_port, |
Ido Schimmel | c06a94e | 2015-12-15 16:03:38 +0100 | [diff] [blame] | 177 | u16 idx_begin, u16 idx_end, bool set, |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 178 | bool only_uc) |
| 179 | { |
| 180 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 181 | u16 local_port = mlxsw_sp_port->local_port; |
| 182 | enum mlxsw_flood_table_type table_type; |
Ido Schimmel | c06a94e | 2015-12-15 16:03:38 +0100 | [diff] [blame] | 183 | u16 range = idx_end - idx_begin + 1; |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 184 | char *sftr_pl; |
| 185 | int err; |
| 186 | |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 187 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { |
| 188 | table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID; |
Ido Schimmel | 26f0e7f | 2015-12-15 16:03:44 +0100 | [diff] [blame] | 189 | if (mlxsw_sp_vfid_is_vport_br(idx_begin)) |
| 190 | local_port = mlxsw_sp_port->local_port; |
| 191 | else |
| 192 | local_port = MLXSW_PORT_CPU_PORT; |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 193 | } else { |
| 194 | table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST; |
| 195 | } |
| 196 | |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 197 | sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL); |
| 198 | if (!sftr_pl) |
| 199 | return -ENOMEM; |
| 200 | |
Ido Schimmel | c06a94e | 2015-12-15 16:03:38 +0100 | [diff] [blame] | 201 | mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_UC, idx_begin, |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 202 | table_type, range, local_port, set); |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 203 | err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); |
| 204 | if (err) |
| 205 | goto buffer_out; |
| 206 | |
| 207 | /* Flooding control allows one to decide whether a given port will |
| 208 | * flood unicast traffic for which there is no FDB entry. |
| 209 | */ |
| 210 | if (only_uc) |
| 211 | goto buffer_out; |
| 212 | |
Ido Schimmel | c06a94e | 2015-12-15 16:03:38 +0100 | [diff] [blame] | 213 | mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_BM, idx_begin, |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 214 | table_type, range, local_port, set); |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 215 | err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); |
| 216 | |
| 217 | buffer_out: |
| 218 | kfree(sftr_pl); |
| 219 | return err; |
| 220 | } |
| 221 | |
| 222 | static int mlxsw_sp_port_uc_flood_set(struct mlxsw_sp_port *mlxsw_sp_port, |
| 223 | bool set) |
| 224 | { |
| 225 | struct net_device *dev = mlxsw_sp_port->dev; |
| 226 | u16 vid, last_visited_vid; |
| 227 | int err; |
| 228 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 229 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { |
| 230 | u16 vfid = mlxsw_sp_vport_vfid_get(mlxsw_sp_port); |
| 231 | |
| 232 | return __mlxsw_sp_port_flood_set(mlxsw_sp_port, vfid, vfid, |
| 233 | set, true); |
| 234 | } |
| 235 | |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 236 | for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) { |
| 237 | err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, vid, vid, set, |
| 238 | true); |
| 239 | if (err) { |
| 240 | last_visited_vid = vid; |
| 241 | goto err_port_flood_set; |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | return 0; |
| 246 | |
| 247 | err_port_flood_set: |
| 248 | for_each_set_bit(vid, mlxsw_sp_port->active_vlans, last_visited_vid) |
| 249 | __mlxsw_sp_port_flood_set(mlxsw_sp_port, vid, vid, !set, true); |
| 250 | netdev_err(dev, "Failed to configure unicast flooding\n"); |
| 251 | return err; |
| 252 | } |
| 253 | |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 254 | int mlxsw_sp_vport_flood_set(struct mlxsw_sp_port *mlxsw_sp_vport, u16 vfid, |
Ido Schimmel | 19ae612 | 2015-12-15 16:03:39 +0100 | [diff] [blame] | 255 | bool set, bool only_uc) |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 256 | { |
| 257 | /* In case of vFIDs, index into the flooding table is relative to |
| 258 | * the start of the vFIDs range. |
| 259 | */ |
Ido Schimmel | 19ae612 | 2015-12-15 16:03:39 +0100 | [diff] [blame] | 260 | return __mlxsw_sp_port_flood_set(mlxsw_sp_vport, vfid, vfid, set, |
| 261 | only_uc); |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 262 | } |
| 263 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 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) |
| 267 | { |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 268 | unsigned long uc_flood = mlxsw_sp_port->uc_flood ? BR_FLOOD : 0; |
| 269 | bool set; |
| 270 | int err; |
| 271 | |
Ido Schimmel | 6c72a3d | 2016-01-04 10:42:26 +0100 | [diff] [blame] | 272 | if (!mlxsw_sp_port->bridged) |
| 273 | return -EINVAL; |
| 274 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 275 | if (switchdev_trans_ph_prepare(trans)) |
| 276 | return 0; |
| 277 | |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 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); |
| 281 | if (err) |
| 282 | return err; |
| 283 | } |
| 284 | |
| 285 | mlxsw_sp_port->uc_flood = brport_flags & BR_FLOOD ? 1 : 0; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 286 | mlxsw_sp_port->learning = brport_flags & BR_LEARNING ? 1 : 0; |
| 287 | mlxsw_sp_port->learning_sync = brport_flags & BR_LEARNING_SYNC ? 1 : 0; |
Ido Schimmel | 0293038 | 2015-10-28 10:16:58 +0100 | [diff] [blame] | 288 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 289 | return 0; |
| 290 | } |
| 291 | |
| 292 | static int mlxsw_sp_ageing_set(struct mlxsw_sp *mlxsw_sp, u32 ageing_time) |
| 293 | { |
| 294 | char sfdat_pl[MLXSW_REG_SFDAT_LEN]; |
| 295 | int err; |
| 296 | |
| 297 | mlxsw_reg_sfdat_pack(sfdat_pl, ageing_time); |
| 298 | err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdat), sfdat_pl); |
| 299 | if (err) |
| 300 | return err; |
| 301 | mlxsw_sp->ageing_time = ageing_time; |
| 302 | return 0; |
| 303 | } |
| 304 | |
| 305 | static int mlxsw_sp_port_attr_br_ageing_set(struct mlxsw_sp_port *mlxsw_sp_port, |
| 306 | struct switchdev_trans *trans, |
Jiri Pirko | 135f9ec | 2015-10-28 10:17:02 +0100 | [diff] [blame] | 307 | unsigned long ageing_clock_t) |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 308 | { |
| 309 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
Jiri Pirko | 135f9ec | 2015-10-28 10:17:02 +0100 | [diff] [blame] | 310 | unsigned long ageing_jiffies = clock_t_to_jiffies(ageing_clock_t); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 311 | u32 ageing_time = jiffies_to_msecs(ageing_jiffies) / 1000; |
| 312 | |
| 313 | if (switchdev_trans_ph_prepare(trans)) |
| 314 | return 0; |
| 315 | |
| 316 | return mlxsw_sp_ageing_set(mlxsw_sp, ageing_time); |
| 317 | } |
| 318 | |
Elad Raz | 26a4ea0 | 2016-01-06 13:01:10 +0100 | [diff] [blame] | 319 | static int mlxsw_sp_port_attr_br_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, |
| 320 | struct switchdev_trans *trans, |
| 321 | struct net_device *orig_dev, |
| 322 | bool vlan_enabled) |
| 323 | { |
| 324 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
| 325 | |
| 326 | /* SWITCHDEV_TRANS_PREPARE phase */ |
| 327 | if ((!vlan_enabled) && (mlxsw_sp->master_bridge.dev == orig_dev)) { |
| 328 | netdev_err(mlxsw_sp_port->dev, "Bridge must be vlan-aware\n"); |
| 329 | return -EINVAL; |
| 330 | } |
| 331 | |
| 332 | return 0; |
| 333 | } |
| 334 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 335 | static int mlxsw_sp_port_attr_set(struct net_device *dev, |
| 336 | const struct switchdev_attr *attr, |
| 337 | struct switchdev_trans *trans) |
| 338 | { |
| 339 | struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); |
| 340 | int err = 0; |
| 341 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 342 | mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port); |
| 343 | if (!mlxsw_sp_port) |
| 344 | return -EINVAL; |
| 345 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 346 | switch (attr->id) { |
| 347 | case SWITCHDEV_ATTR_ID_PORT_STP_STATE: |
| 348 | err = mlxsw_sp_port_attr_stp_state_set(mlxsw_sp_port, trans, |
| 349 | attr->u.stp_state); |
| 350 | break; |
| 351 | case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS: |
| 352 | err = mlxsw_sp_port_attr_br_flags_set(mlxsw_sp_port, trans, |
| 353 | attr->u.brport_flags); |
| 354 | break; |
| 355 | case SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME: |
| 356 | err = mlxsw_sp_port_attr_br_ageing_set(mlxsw_sp_port, trans, |
| 357 | attr->u.ageing_time); |
| 358 | break; |
Elad Raz | 26a4ea0 | 2016-01-06 13:01:10 +0100 | [diff] [blame] | 359 | case SWITCHDEV_ATTR_ID_BRIDGE_VLAN_FILTERING: |
| 360 | err = mlxsw_sp_port_attr_br_vlan_set(mlxsw_sp_port, trans, |
| 361 | attr->orig_dev, |
| 362 | attr->u.vlan_filtering); |
| 363 | break; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 364 | default: |
| 365 | err = -EOPNOTSUPP; |
| 366 | break; |
| 367 | } |
| 368 | |
| 369 | return err; |
| 370 | } |
| 371 | |
| 372 | static int mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid) |
| 373 | { |
| 374 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
| 375 | char spvid_pl[MLXSW_REG_SPVID_LEN]; |
| 376 | |
| 377 | mlxsw_reg_spvid_pack(spvid_pl, mlxsw_sp_port->local_port, vid); |
| 378 | return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spvid), spvid_pl); |
| 379 | } |
| 380 | |
| 381 | static int mlxsw_sp_fid_create(struct mlxsw_sp *mlxsw_sp, u16 fid) |
| 382 | { |
| 383 | char sfmr_pl[MLXSW_REG_SFMR_LEN]; |
| 384 | int err; |
| 385 | |
| 386 | mlxsw_reg_sfmr_pack(sfmr_pl, MLXSW_REG_SFMR_OP_CREATE_FID, fid, fid); |
| 387 | err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfmr), sfmr_pl); |
| 388 | |
| 389 | if (err) |
| 390 | return err; |
| 391 | |
| 392 | set_bit(fid, mlxsw_sp->active_fids); |
| 393 | return 0; |
| 394 | } |
| 395 | |
| 396 | static void mlxsw_sp_fid_destroy(struct mlxsw_sp *mlxsw_sp, u16 fid) |
| 397 | { |
| 398 | char sfmr_pl[MLXSW_REG_SFMR_LEN]; |
| 399 | |
| 400 | clear_bit(fid, mlxsw_sp->active_fids); |
| 401 | |
| 402 | mlxsw_reg_sfmr_pack(sfmr_pl, MLXSW_REG_SFMR_OP_DESTROY_FID, |
| 403 | fid, fid); |
| 404 | mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfmr), sfmr_pl); |
| 405 | } |
| 406 | |
| 407 | static int mlxsw_sp_port_fid_map(struct mlxsw_sp_port *mlxsw_sp_port, u16 fid) |
| 408 | { |
| 409 | enum mlxsw_reg_svfa_mt mt; |
| 410 | |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 411 | if (!list_empty(&mlxsw_sp_port->vports_list)) |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 412 | mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID; |
| 413 | else |
| 414 | mt = MLXSW_REG_SVFA_MT_VID_TO_FID; |
| 415 | |
| 416 | return mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, true, fid, fid); |
| 417 | } |
| 418 | |
| 419 | static int mlxsw_sp_port_fid_unmap(struct mlxsw_sp_port *mlxsw_sp_port, u16 fid) |
| 420 | { |
| 421 | enum mlxsw_reg_svfa_mt mt; |
| 422 | |
Ido Schimmel | 7f71eb4 | 2015-12-15 16:03:37 +0100 | [diff] [blame] | 423 | if (list_empty(&mlxsw_sp_port->vports_list)) |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 424 | return 0; |
| 425 | |
| 426 | mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID; |
| 427 | return mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, false, fid, fid); |
| 428 | } |
| 429 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 430 | static int mlxsw_sp_port_add_vids(struct net_device *dev, u16 vid_begin, |
| 431 | u16 vid_end) |
| 432 | { |
| 433 | u16 vid; |
| 434 | int err; |
| 435 | |
| 436 | for (vid = vid_begin; vid <= vid_end; vid++) { |
| 437 | err = mlxsw_sp_port_add_vid(dev, 0, vid); |
| 438 | if (err) |
| 439 | goto err_port_add_vid; |
| 440 | } |
| 441 | return 0; |
| 442 | |
| 443 | err_port_add_vid: |
| 444 | for (vid--; vid >= vid_begin; vid--) |
| 445 | mlxsw_sp_port_kill_vid(dev, 0, vid); |
| 446 | return err; |
| 447 | } |
| 448 | |
Ido Schimmel | 3b7ad5e | 2015-11-19 12:27:39 +0100 | [diff] [blame] | 449 | static int __mlxsw_sp_port_vlans_set(struct mlxsw_sp_port *mlxsw_sp_port, |
| 450 | u16 vid_begin, u16 vid_end, bool is_member, |
| 451 | bool untagged) |
| 452 | { |
| 453 | u16 vid, vid_e; |
| 454 | int err; |
| 455 | |
| 456 | for (vid = vid_begin; vid <= vid_end; |
| 457 | vid += MLXSW_REG_SPVM_REC_MAX_COUNT) { |
| 458 | vid_e = min((u16) (vid + MLXSW_REG_SPVM_REC_MAX_COUNT - 1), |
| 459 | vid_end); |
| 460 | |
| 461 | err = mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid_e, |
| 462 | is_member, untagged); |
| 463 | if (err) |
| 464 | return err; |
| 465 | } |
| 466 | |
| 467 | return 0; |
| 468 | } |
| 469 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 470 | static int __mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port, |
| 471 | u16 vid_begin, u16 vid_end, |
| 472 | bool flag_untagged, bool flag_pvid) |
| 473 | { |
| 474 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
| 475 | struct net_device *dev = mlxsw_sp_port->dev; |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 476 | u16 vid, last_visited_vid, old_pvid; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 477 | enum mlxsw_reg_svfa_mt mt; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 478 | int err; |
| 479 | |
| 480 | /* In case this is invoked with BRIDGE_FLAGS_SELF and port is |
| 481 | * not bridged, then packets ingressing through the port with |
| 482 | * the specified VIDs will be directed to CPU. |
| 483 | */ |
| 484 | if (!mlxsw_sp_port->bridged) |
| 485 | return mlxsw_sp_port_add_vids(dev, vid_begin, vid_end); |
| 486 | |
| 487 | for (vid = vid_begin; vid <= vid_end; vid++) { |
| 488 | if (!test_bit(vid, mlxsw_sp->active_fids)) { |
| 489 | err = mlxsw_sp_fid_create(mlxsw_sp, vid); |
| 490 | if (err) { |
| 491 | netdev_err(dev, "Failed to create FID=%d\n", |
| 492 | vid); |
| 493 | return err; |
| 494 | } |
| 495 | |
| 496 | /* When creating a FID, we set a VID to FID mapping |
| 497 | * regardless of the port's mode. |
| 498 | */ |
| 499 | mt = MLXSW_REG_SVFA_MT_VID_TO_FID; |
| 500 | err = mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, |
| 501 | true, vid, vid); |
| 502 | if (err) { |
| 503 | netdev_err(dev, "Failed to create FID=VID=%d mapping\n", |
| 504 | vid); |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 505 | goto err_port_vid_to_fid_set; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 506 | } |
| 507 | } |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 508 | } |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 509 | |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 510 | /* Set FID mapping according to port's mode */ |
| 511 | for (vid = vid_begin; vid <= vid_end; vid++) { |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 512 | err = mlxsw_sp_port_fid_map(mlxsw_sp_port, vid); |
| 513 | if (err) { |
| 514 | netdev_err(dev, "Failed to map FID=%d", vid); |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 515 | last_visited_vid = --vid; |
| 516 | goto err_port_fid_map; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 517 | } |
Ido Schimmel | 1b3433a | 2015-10-28 10:16:57 +0100 | [diff] [blame] | 518 | } |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 519 | |
Ido Schimmel | 1b3433a | 2015-10-28 10:16:57 +0100 | [diff] [blame] | 520 | err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, vid_begin, vid_end, |
| 521 | true, false); |
| 522 | if (err) { |
| 523 | netdev_err(dev, "Failed to configure flooding\n"); |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 524 | goto err_port_flood_set; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 525 | } |
| 526 | |
Ido Schimmel | 3b7ad5e | 2015-11-19 12:27:39 +0100 | [diff] [blame] | 527 | err = __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end, |
| 528 | true, flag_untagged); |
| 529 | if (err) { |
| 530 | netdev_err(dev, "Unable to add VIDs %d-%d\n", vid_begin, |
| 531 | vid_end); |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 532 | goto err_port_vlans_set; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 533 | } |
| 534 | |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 535 | old_pvid = mlxsw_sp_port->pvid; |
| 536 | if (flag_pvid && old_pvid != vid_begin) { |
| 537 | err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid_begin); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 538 | if (err) { |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 539 | netdev_err(dev, "Unable to add PVID %d\n", vid_begin); |
| 540 | goto err_port_pvid_set; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 541 | } |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 542 | mlxsw_sp_port->pvid = vid_begin; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 543 | } |
| 544 | |
| 545 | /* Changing activity bits only if HW operation succeded */ |
Elad Raz | fc1273a | 2016-01-06 13:01:11 +0100 | [diff] [blame] | 546 | for (vid = vid_begin; vid <= vid_end; vid++) { |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 547 | set_bit(vid, mlxsw_sp_port->active_vlans); |
Elad Raz | fc1273a | 2016-01-06 13:01:11 +0100 | [diff] [blame] | 548 | if (flag_untagged) |
| 549 | set_bit(vid, mlxsw_sp_port->untagged_vlans); |
| 550 | else |
| 551 | clear_bit(vid, mlxsw_sp_port->untagged_vlans); |
| 552 | } |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 553 | |
Ido Schimmel | b07a966 | 2015-11-19 12:27:40 +0100 | [diff] [blame] | 554 | /* STP state change must be done after we set active VLANs */ |
| 555 | err = mlxsw_sp_port_stp_state_set(mlxsw_sp_port, |
| 556 | mlxsw_sp_port->stp_state); |
| 557 | if (err) { |
| 558 | netdev_err(dev, "Failed to set STP state\n"); |
| 559 | goto err_port_stp_state_set; |
| 560 | } |
| 561 | |
| 562 | return 0; |
| 563 | |
| 564 | err_port_vid_to_fid_set: |
| 565 | mlxsw_sp_fid_destroy(mlxsw_sp, vid); |
| 566 | return err; |
| 567 | |
| 568 | err_port_stp_state_set: |
| 569 | for (vid = vid_begin; vid <= vid_end; vid++) |
| 570 | clear_bit(vid, mlxsw_sp_port->active_vlans); |
| 571 | if (old_pvid != mlxsw_sp_port->pvid) |
| 572 | mlxsw_sp_port_pvid_set(mlxsw_sp_port, old_pvid); |
| 573 | err_port_pvid_set: |
| 574 | __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end, false, |
| 575 | false); |
| 576 | err_port_vlans_set: |
| 577 | __mlxsw_sp_port_flood_set(mlxsw_sp_port, vid_begin, vid_end, false, |
| 578 | false); |
| 579 | err_port_flood_set: |
| 580 | last_visited_vid = vid_end; |
| 581 | err_port_fid_map: |
| 582 | for (vid = last_visited_vid; vid >= vid_begin; vid--) |
| 583 | mlxsw_sp_port_fid_unmap(mlxsw_sp_port, vid); |
| 584 | return err; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 585 | } |
| 586 | |
| 587 | static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port, |
| 588 | const struct switchdev_obj_port_vlan *vlan, |
| 589 | struct switchdev_trans *trans) |
| 590 | { |
Elad Raz | e4a1305 | 2016-01-06 13:01:09 +0100 | [diff] [blame] | 591 | bool flag_untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED; |
| 592 | bool flag_pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 593 | |
| 594 | if (switchdev_trans_ph_prepare(trans)) |
| 595 | return 0; |
| 596 | |
| 597 | return __mlxsw_sp_port_vlans_add(mlxsw_sp_port, |
| 598 | vlan->vid_begin, vlan->vid_end, |
Elad Raz | e4a1305 | 2016-01-06 13:01:09 +0100 | [diff] [blame] | 599 | flag_untagged, flag_pvid); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 600 | } |
| 601 | |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 602 | static enum mlxsw_reg_sfd_rec_policy mlxsw_sp_sfd_rec_policy(bool dynamic) |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 603 | { |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 604 | return dynamic ? MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS : |
| 605 | MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY; |
| 606 | } |
| 607 | |
| 608 | static enum mlxsw_reg_sfd_op mlxsw_sp_sfd_op(bool adding) |
| 609 | { |
| 610 | return adding ? MLXSW_REG_SFD_OP_WRITE_EDIT : |
| 611 | MLXSW_REG_SFD_OP_WRITE_REMOVE; |
| 612 | } |
| 613 | |
Jiri Pirko | 2fa9d45 | 2016-01-07 11:50:29 +0100 | [diff] [blame] | 614 | static int mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port, |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 615 | const char *mac, u16 fid, bool adding, |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 616 | bool dynamic) |
| 617 | { |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 618 | char *sfd_pl; |
| 619 | int err; |
| 620 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 621 | sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL); |
| 622 | if (!sfd_pl) |
| 623 | return -ENOMEM; |
| 624 | |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 625 | mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0); |
| 626 | mlxsw_reg_sfd_uc_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic), |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 627 | mac, fid, MLXSW_REG_SFD_REC_ACTION_NOP, |
Jiri Pirko | 2fa9d45 | 2016-01-07 11:50:29 +0100 | [diff] [blame] | 628 | local_port); |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 629 | err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl); |
| 630 | kfree(sfd_pl); |
| 631 | |
| 632 | return err; |
| 633 | } |
| 634 | |
| 635 | static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp *mlxsw_sp, u16 lag_id, |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 636 | const char *mac, u16 fid, u16 lag_vid, |
| 637 | bool adding, bool dynamic) |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 638 | { |
| 639 | char *sfd_pl; |
| 640 | int err; |
| 641 | |
| 642 | sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL); |
| 643 | if (!sfd_pl) |
| 644 | return -ENOMEM; |
| 645 | |
| 646 | mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0); |
| 647 | mlxsw_reg_sfd_uc_lag_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic), |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 648 | mac, fid, MLXSW_REG_SFD_REC_ACTION_NOP, |
| 649 | lag_vid, lag_id); |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 650 | err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 651 | kfree(sfd_pl); |
| 652 | |
| 653 | return err; |
| 654 | } |
| 655 | |
| 656 | static int |
| 657 | mlxsw_sp_port_fdb_static_add(struct mlxsw_sp_port *mlxsw_sp_port, |
| 658 | const struct switchdev_obj_port_fdb *fdb, |
| 659 | struct switchdev_trans *trans) |
| 660 | { |
Elad Raz | e4b6f69 | 2016-01-10 21:06:27 +0100 | [diff] [blame] | 661 | u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid); |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 662 | u16 lag_vid = 0; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 663 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 664 | if (switchdev_trans_ph_prepare(trans)) |
| 665 | return 0; |
| 666 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 667 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 668 | lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port); |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 669 | } |
| 670 | |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 671 | if (!mlxsw_sp_port->lagged) |
Jiri Pirko | 2fa9d45 | 2016-01-07 11:50:29 +0100 | [diff] [blame] | 672 | return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp, |
| 673 | mlxsw_sp_port->local_port, |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 674 | fdb->addr, fid, true, false); |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 675 | else |
| 676 | return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp, |
| 677 | mlxsw_sp_port->lag_id, |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 678 | fdb->addr, fid, lag_vid, |
| 679 | true, false); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 680 | } |
| 681 | |
Elad Raz | 3a49b4f | 2016-01-10 21:06:28 +0100 | [diff] [blame^] | 682 | static int mlxsw_sp_port_mdb_op(struct mlxsw_sp *mlxsw_sp, const char *addr, |
| 683 | u16 fid, u16 mid, bool adding) |
| 684 | { |
| 685 | char *sfd_pl; |
| 686 | int err; |
| 687 | |
| 688 | sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL); |
| 689 | if (!sfd_pl) |
| 690 | return -ENOMEM; |
| 691 | |
| 692 | mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0); |
| 693 | mlxsw_reg_sfd_mc_pack(sfd_pl, 0, addr, fid, |
| 694 | MLXSW_REG_SFD_REC_ACTION_NOP, mid); |
| 695 | err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl); |
| 696 | kfree(sfd_pl); |
| 697 | return err; |
| 698 | } |
| 699 | |
| 700 | static int mlxsw_sp_port_smid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 mid, |
| 701 | bool add, bool clear_all_ports) |
| 702 | { |
| 703 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
| 704 | char *smid_pl; |
| 705 | int err, i; |
| 706 | |
| 707 | smid_pl = kmalloc(MLXSW_REG_SMID_LEN, GFP_KERNEL); |
| 708 | if (!smid_pl) |
| 709 | return -ENOMEM; |
| 710 | |
| 711 | mlxsw_reg_smid_pack(smid_pl, mid, mlxsw_sp_port->local_port, add); |
| 712 | if (clear_all_ports) { |
| 713 | for (i = 1; i < MLXSW_PORT_MAX_PORTS; i++) |
| 714 | if (mlxsw_sp->ports[i]) |
| 715 | mlxsw_reg_smid_port_mask_set(smid_pl, i, 1); |
| 716 | } |
| 717 | err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(smid), smid_pl); |
| 718 | kfree(smid_pl); |
| 719 | return err; |
| 720 | } |
| 721 | |
| 722 | static struct mlxsw_sp_mid *__mlxsw_sp_mc_get(struct mlxsw_sp *mlxsw_sp, |
| 723 | const unsigned char *addr, |
| 724 | u16 vid) |
| 725 | { |
| 726 | struct mlxsw_sp_mid *mid; |
| 727 | |
| 728 | list_for_each_entry(mid, &mlxsw_sp->br_mids.list, list) { |
| 729 | if (ether_addr_equal(mid->addr, addr) && mid->vid == vid) |
| 730 | return mid; |
| 731 | } |
| 732 | return NULL; |
| 733 | } |
| 734 | |
| 735 | static struct mlxsw_sp_mid *__mlxsw_sp_mc_alloc(struct mlxsw_sp *mlxsw_sp, |
| 736 | const unsigned char *addr, |
| 737 | u16 vid) |
| 738 | { |
| 739 | struct mlxsw_sp_mid *mid; |
| 740 | u16 mid_idx; |
| 741 | |
| 742 | mid_idx = find_first_zero_bit(mlxsw_sp->br_mids.mapped, |
| 743 | MLXSW_SP_MID_MAX); |
| 744 | if (mid_idx == MLXSW_SP_MID_MAX) |
| 745 | return NULL; |
| 746 | |
| 747 | mid = kzalloc(sizeof(*mid), GFP_KERNEL); |
| 748 | if (!mid) |
| 749 | return NULL; |
| 750 | |
| 751 | set_bit(mid_idx, mlxsw_sp->br_mids.mapped); |
| 752 | ether_addr_copy(mid->addr, addr); |
| 753 | mid->vid = vid; |
| 754 | mid->mid = mid_idx; |
| 755 | mid->ref_count = 0; |
| 756 | list_add_tail(&mid->list, &mlxsw_sp->br_mids.list); |
| 757 | |
| 758 | return mid; |
| 759 | } |
| 760 | |
| 761 | static int __mlxsw_sp_mc_dec_ref(struct mlxsw_sp *mlxsw_sp, |
| 762 | struct mlxsw_sp_mid *mid) |
| 763 | { |
| 764 | if (--mid->ref_count == 0) { |
| 765 | list_del(&mid->list); |
| 766 | clear_bit(mid->mid, mlxsw_sp->br_mids.mapped); |
| 767 | kfree(mid); |
| 768 | return 1; |
| 769 | } |
| 770 | return 0; |
| 771 | } |
| 772 | |
| 773 | static int mlxsw_sp_port_mdb_add(struct mlxsw_sp_port *mlxsw_sp_port, |
| 774 | const struct switchdev_obj_port_mdb *mdb, |
| 775 | struct switchdev_trans *trans) |
| 776 | { |
| 777 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
| 778 | struct net_device *dev = mlxsw_sp_port->dev; |
| 779 | struct mlxsw_sp_mid *mid; |
| 780 | u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid); |
| 781 | int err = 0; |
| 782 | |
| 783 | if (switchdev_trans_ph_prepare(trans)) |
| 784 | return 0; |
| 785 | |
| 786 | mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, mdb->vid); |
| 787 | if (!mid) { |
| 788 | mid = __mlxsw_sp_mc_alloc(mlxsw_sp, mdb->addr, mdb->vid); |
| 789 | if (!mid) { |
| 790 | netdev_err(dev, "Unable to allocate MC group\n"); |
| 791 | return -ENOMEM; |
| 792 | } |
| 793 | } |
| 794 | mid->ref_count++; |
| 795 | |
| 796 | err = mlxsw_sp_port_smid_set(mlxsw_sp_port, mid->mid, true, |
| 797 | mid->ref_count == 1); |
| 798 | if (err) { |
| 799 | netdev_err(dev, "Unable to set SMID\n"); |
| 800 | goto err_out; |
| 801 | } |
| 802 | |
| 803 | if (mid->ref_count == 1) { |
| 804 | err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid->mid, |
| 805 | true); |
| 806 | if (err) { |
| 807 | netdev_err(dev, "Unable to set MC SFD\n"); |
| 808 | goto err_out; |
| 809 | } |
| 810 | } |
| 811 | |
| 812 | return 0; |
| 813 | |
| 814 | err_out: |
| 815 | __mlxsw_sp_mc_dec_ref(mlxsw_sp, mid); |
| 816 | return err; |
| 817 | } |
| 818 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 819 | static int mlxsw_sp_port_obj_add(struct net_device *dev, |
| 820 | const struct switchdev_obj *obj, |
| 821 | struct switchdev_trans *trans) |
| 822 | { |
| 823 | struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); |
| 824 | int err = 0; |
| 825 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 826 | mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port); |
| 827 | if (!mlxsw_sp_port) |
| 828 | return -EINVAL; |
| 829 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 830 | switch (obj->id) { |
| 831 | case SWITCHDEV_OBJ_ID_PORT_VLAN: |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 832 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) |
| 833 | return 0; |
| 834 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 835 | err = mlxsw_sp_port_vlans_add(mlxsw_sp_port, |
| 836 | SWITCHDEV_OBJ_PORT_VLAN(obj), |
| 837 | trans); |
| 838 | break; |
| 839 | case SWITCHDEV_OBJ_ID_PORT_FDB: |
| 840 | err = mlxsw_sp_port_fdb_static_add(mlxsw_sp_port, |
| 841 | SWITCHDEV_OBJ_PORT_FDB(obj), |
| 842 | trans); |
| 843 | break; |
Elad Raz | 3a49b4f | 2016-01-10 21:06:28 +0100 | [diff] [blame^] | 844 | case SWITCHDEV_OBJ_ID_PORT_MDB: |
| 845 | err = mlxsw_sp_port_mdb_add(mlxsw_sp_port, |
| 846 | SWITCHDEV_OBJ_PORT_MDB(obj), |
| 847 | trans); |
| 848 | break; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 849 | default: |
| 850 | err = -EOPNOTSUPP; |
| 851 | break; |
| 852 | } |
| 853 | |
| 854 | return err; |
| 855 | } |
| 856 | |
| 857 | static int mlxsw_sp_port_kill_vids(struct net_device *dev, u16 vid_begin, |
| 858 | u16 vid_end) |
| 859 | { |
| 860 | u16 vid; |
| 861 | int err; |
| 862 | |
| 863 | for (vid = vid_begin; vid <= vid_end; vid++) { |
| 864 | err = mlxsw_sp_port_kill_vid(dev, 0, vid); |
| 865 | if (err) |
| 866 | return err; |
| 867 | } |
| 868 | |
| 869 | return 0; |
| 870 | } |
| 871 | |
| 872 | static int __mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port, |
| 873 | u16 vid_begin, u16 vid_end, bool init) |
| 874 | { |
| 875 | struct net_device *dev = mlxsw_sp_port->dev; |
Ido Schimmel | 3b7ad5e | 2015-11-19 12:27:39 +0100 | [diff] [blame] | 876 | u16 vid, pvid; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 877 | int err; |
| 878 | |
| 879 | /* In case this is invoked with BRIDGE_FLAGS_SELF and port is |
| 880 | * not bridged, then prevent packets ingressing through the |
| 881 | * port with the specified VIDs from being trapped to CPU. |
| 882 | */ |
| 883 | if (!init && !mlxsw_sp_port->bridged) |
| 884 | return mlxsw_sp_port_kill_vids(dev, vid_begin, vid_end); |
| 885 | |
Ido Schimmel | 3b7ad5e | 2015-11-19 12:27:39 +0100 | [diff] [blame] | 886 | err = __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end, |
| 887 | false, false); |
| 888 | if (err) { |
| 889 | netdev_err(dev, "Unable to del VIDs %d-%d\n", vid_begin, |
| 890 | vid_end); |
| 891 | return err; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 892 | } |
| 893 | |
Ido Schimmel | 06c071f | 2015-11-19 12:27:38 +0100 | [diff] [blame] | 894 | pvid = mlxsw_sp_port->pvid; |
| 895 | if (pvid >= vid_begin && pvid <= vid_end && pvid != 1) { |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 896 | /* Default VLAN is always 1 */ |
Ido Schimmel | 06c071f | 2015-11-19 12:27:38 +0100 | [diff] [blame] | 897 | err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, 1); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 898 | if (err) { |
Ido Schimmel | 06c071f | 2015-11-19 12:27:38 +0100 | [diff] [blame] | 899 | netdev_err(dev, "Unable to del PVID %d\n", pvid); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 900 | return err; |
| 901 | } |
Ido Schimmel | 06c071f | 2015-11-19 12:27:38 +0100 | [diff] [blame] | 902 | mlxsw_sp_port->pvid = 1; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 903 | } |
| 904 | |
| 905 | if (init) |
| 906 | goto out; |
| 907 | |
Ido Schimmel | 1b3433a | 2015-10-28 10:16:57 +0100 | [diff] [blame] | 908 | err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, vid_begin, vid_end, |
| 909 | false, false); |
| 910 | if (err) { |
| 911 | netdev_err(dev, "Failed to clear flooding\n"); |
| 912 | return err; |
| 913 | } |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 914 | |
Ido Schimmel | 1b3433a | 2015-10-28 10:16:57 +0100 | [diff] [blame] | 915 | for (vid = vid_begin; vid <= vid_end; vid++) { |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 916 | /* Remove FID mapping in case of Virtual mode */ |
| 917 | err = mlxsw_sp_port_fid_unmap(mlxsw_sp_port, vid); |
| 918 | if (err) { |
| 919 | netdev_err(dev, "Failed to unmap FID=%d", vid); |
| 920 | return err; |
| 921 | } |
| 922 | } |
| 923 | |
| 924 | out: |
| 925 | /* Changing activity bits only if HW operation succeded */ |
| 926 | for (vid = vid_begin; vid <= vid_end; vid++) |
| 927 | clear_bit(vid, mlxsw_sp_port->active_vlans); |
| 928 | |
| 929 | return 0; |
| 930 | } |
| 931 | |
| 932 | static int mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port, |
| 933 | const struct switchdev_obj_port_vlan *vlan) |
| 934 | { |
| 935 | return __mlxsw_sp_port_vlans_del(mlxsw_sp_port, |
| 936 | vlan->vid_begin, vlan->vid_end, false); |
| 937 | } |
| 938 | |
| 939 | static int |
| 940 | mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port, |
| 941 | const struct switchdev_obj_port_fdb *fdb) |
| 942 | { |
Elad Raz | e4b6f69 | 2016-01-10 21:06:27 +0100 | [diff] [blame] | 943 | u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid); |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 944 | u16 lag_vid = 0; |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 945 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 946 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 947 | lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port); |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 948 | } |
| 949 | |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 950 | if (!mlxsw_sp_port->lagged) |
Jiri Pirko | 2fa9d45 | 2016-01-07 11:50:29 +0100 | [diff] [blame] | 951 | return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp, |
| 952 | mlxsw_sp_port->local_port, |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 953 | fdb->addr, fid, |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 954 | false, false); |
| 955 | else |
| 956 | return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp, |
| 957 | mlxsw_sp_port->lag_id, |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 958 | fdb->addr, fid, lag_vid, |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 959 | false, false); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 960 | } |
| 961 | |
Elad Raz | 3a49b4f | 2016-01-10 21:06:28 +0100 | [diff] [blame^] | 962 | static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port, |
| 963 | const struct switchdev_obj_port_mdb *mdb) |
| 964 | { |
| 965 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
| 966 | struct net_device *dev = mlxsw_sp_port->dev; |
| 967 | struct mlxsw_sp_mid *mid; |
| 968 | u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid); |
| 969 | u16 mid_idx; |
| 970 | int err = 0; |
| 971 | |
| 972 | mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, mdb->vid); |
| 973 | if (!mid) { |
| 974 | netdev_err(dev, "Unable to remove port from MC DB\n"); |
| 975 | return -EINVAL; |
| 976 | } |
| 977 | |
| 978 | err = mlxsw_sp_port_smid_set(mlxsw_sp_port, mid->mid, false, false); |
| 979 | if (err) |
| 980 | netdev_err(dev, "Unable to remove port from SMID\n"); |
| 981 | |
| 982 | mid_idx = mid->mid; |
| 983 | if (__mlxsw_sp_mc_dec_ref(mlxsw_sp, mid)) { |
| 984 | err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid_idx, |
| 985 | false); |
| 986 | if (err) |
| 987 | netdev_err(dev, "Unable to remove MC SFD\n"); |
| 988 | } |
| 989 | |
| 990 | return err; |
| 991 | } |
| 992 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 993 | static int mlxsw_sp_port_obj_del(struct net_device *dev, |
| 994 | const struct switchdev_obj *obj) |
| 995 | { |
| 996 | struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); |
| 997 | int err = 0; |
| 998 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 999 | mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port); |
| 1000 | if (!mlxsw_sp_port) |
| 1001 | return -EINVAL; |
| 1002 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1003 | switch (obj->id) { |
| 1004 | case SWITCHDEV_OBJ_ID_PORT_VLAN: |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 1005 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) |
| 1006 | return 0; |
| 1007 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1008 | err = mlxsw_sp_port_vlans_del(mlxsw_sp_port, |
| 1009 | SWITCHDEV_OBJ_PORT_VLAN(obj)); |
| 1010 | break; |
| 1011 | case SWITCHDEV_OBJ_ID_PORT_FDB: |
| 1012 | err = mlxsw_sp_port_fdb_static_del(mlxsw_sp_port, |
| 1013 | SWITCHDEV_OBJ_PORT_FDB(obj)); |
| 1014 | break; |
Elad Raz | 3a49b4f | 2016-01-10 21:06:28 +0100 | [diff] [blame^] | 1015 | case SWITCHDEV_OBJ_ID_PORT_MDB: |
| 1016 | err = mlxsw_sp_port_mdb_del(mlxsw_sp_port, |
| 1017 | SWITCHDEV_OBJ_PORT_MDB(obj)); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1018 | default: |
| 1019 | err = -EOPNOTSUPP; |
| 1020 | break; |
| 1021 | } |
| 1022 | |
| 1023 | return err; |
| 1024 | } |
| 1025 | |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1026 | static struct mlxsw_sp_port *mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp, |
| 1027 | u16 lag_id) |
| 1028 | { |
| 1029 | struct mlxsw_sp_port *mlxsw_sp_port; |
| 1030 | int i; |
| 1031 | |
| 1032 | for (i = 0; i < MLXSW_SP_PORT_PER_LAG_MAX; i++) { |
| 1033 | mlxsw_sp_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i); |
| 1034 | if (mlxsw_sp_port) |
| 1035 | return mlxsw_sp_port; |
| 1036 | } |
| 1037 | return NULL; |
| 1038 | } |
| 1039 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1040 | static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, |
| 1041 | struct switchdev_obj_port_fdb *fdb, |
| 1042 | switchdev_obj_dump_cb_t *cb) |
| 1043 | { |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1044 | struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 1045 | u16 vport_vid = 0, vport_fid = 0; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1046 | char *sfd_pl; |
| 1047 | char mac[ETH_ALEN]; |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 1048 | u16 fid; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1049 | u8 local_port; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1050 | u16 lag_id; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1051 | u8 num_rec; |
| 1052 | int stored_err = 0; |
| 1053 | int i; |
| 1054 | int err; |
| 1055 | |
| 1056 | sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL); |
| 1057 | if (!sfd_pl) |
| 1058 | return -ENOMEM; |
| 1059 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 1060 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { |
| 1061 | u16 tmp; |
| 1062 | |
| 1063 | tmp = mlxsw_sp_vport_vfid_get(mlxsw_sp_port); |
| 1064 | vport_fid = mlxsw_sp_vfid_to_fid(tmp); |
| 1065 | vport_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port); |
| 1066 | } |
| 1067 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1068 | mlxsw_reg_sfd_pack(sfd_pl, MLXSW_REG_SFD_OP_QUERY_DUMP, 0); |
| 1069 | do { |
| 1070 | mlxsw_reg_sfd_num_rec_set(sfd_pl, MLXSW_REG_SFD_REC_MAX_COUNT); |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1071 | err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1072 | if (err) |
| 1073 | goto out; |
| 1074 | |
| 1075 | num_rec = mlxsw_reg_sfd_num_rec_get(sfd_pl); |
| 1076 | |
| 1077 | /* Even in case of error, we have to run the dump to the end |
| 1078 | * so the session in firmware is finished. |
| 1079 | */ |
| 1080 | if (stored_err) |
| 1081 | continue; |
| 1082 | |
| 1083 | for (i = 0; i < num_rec; i++) { |
| 1084 | switch (mlxsw_reg_sfd_rec_type_get(sfd_pl, i)) { |
| 1085 | case MLXSW_REG_SFD_REC_TYPE_UNICAST: |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 1086 | mlxsw_reg_sfd_uc_unpack(sfd_pl, i, mac, &fid, |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1087 | &local_port); |
| 1088 | if (local_port == mlxsw_sp_port->local_port) { |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 1089 | if (vport_fid && vport_fid != fid) |
| 1090 | continue; |
| 1091 | else if (vport_fid) |
| 1092 | fdb->vid = vport_vid; |
| 1093 | else |
| 1094 | fdb->vid = fid; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1095 | ether_addr_copy(fdb->addr, mac); |
| 1096 | fdb->ndm_state = NUD_REACHABLE; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1097 | err = cb(&fdb->obj); |
| 1098 | if (err) |
| 1099 | stored_err = err; |
| 1100 | } |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1101 | break; |
| 1102 | case MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG: |
| 1103 | mlxsw_reg_sfd_uc_lag_unpack(sfd_pl, i, |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 1104 | mac, &fid, &lag_id); |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1105 | if (mlxsw_sp_port == |
| 1106 | mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id)) { |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 1107 | if (vport_fid && vport_fid != fid) |
| 1108 | continue; |
| 1109 | else if (vport_fid) |
| 1110 | fdb->vid = vport_vid; |
| 1111 | else |
| 1112 | fdb->vid = fid; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1113 | ether_addr_copy(fdb->addr, mac); |
| 1114 | fdb->ndm_state = NUD_REACHABLE; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1115 | err = cb(&fdb->obj); |
| 1116 | if (err) |
| 1117 | stored_err = err; |
| 1118 | } |
| 1119 | break; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1120 | } |
| 1121 | } |
| 1122 | } while (num_rec == MLXSW_REG_SFD_REC_MAX_COUNT); |
| 1123 | |
| 1124 | out: |
| 1125 | kfree(sfd_pl); |
| 1126 | return stored_err ? stored_err : err; |
| 1127 | } |
| 1128 | |
| 1129 | static int mlxsw_sp_port_vlan_dump(struct mlxsw_sp_port *mlxsw_sp_port, |
| 1130 | struct switchdev_obj_port_vlan *vlan, |
| 1131 | switchdev_obj_dump_cb_t *cb) |
| 1132 | { |
| 1133 | u16 vid; |
| 1134 | int err = 0; |
| 1135 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 1136 | if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { |
| 1137 | vlan->flags = 0; |
| 1138 | vlan->vid_begin = mlxsw_sp_vport_vid_get(mlxsw_sp_port); |
| 1139 | vlan->vid_end = mlxsw_sp_vport_vid_get(mlxsw_sp_port); |
| 1140 | return cb(&vlan->obj); |
| 1141 | } |
| 1142 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1143 | for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) { |
| 1144 | vlan->flags = 0; |
| 1145 | if (vid == mlxsw_sp_port->pvid) |
| 1146 | vlan->flags |= BRIDGE_VLAN_INFO_PVID; |
Elad Raz | fc1273a | 2016-01-06 13:01:11 +0100 | [diff] [blame] | 1147 | if (test_bit(vid, mlxsw_sp_port->untagged_vlans)) |
| 1148 | vlan->flags |= BRIDGE_VLAN_INFO_UNTAGGED; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1149 | vlan->vid_begin = vid; |
| 1150 | vlan->vid_end = vid; |
| 1151 | err = cb(&vlan->obj); |
| 1152 | if (err) |
| 1153 | break; |
| 1154 | } |
| 1155 | return err; |
| 1156 | } |
| 1157 | |
| 1158 | static int mlxsw_sp_port_obj_dump(struct net_device *dev, |
| 1159 | struct switchdev_obj *obj, |
| 1160 | switchdev_obj_dump_cb_t *cb) |
| 1161 | { |
| 1162 | struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); |
| 1163 | int err = 0; |
| 1164 | |
Ido Schimmel | 54a7320 | 2015-12-15 16:03:41 +0100 | [diff] [blame] | 1165 | mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port); |
| 1166 | if (!mlxsw_sp_port) |
| 1167 | return -EINVAL; |
| 1168 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1169 | switch (obj->id) { |
| 1170 | case SWITCHDEV_OBJ_ID_PORT_VLAN: |
| 1171 | err = mlxsw_sp_port_vlan_dump(mlxsw_sp_port, |
| 1172 | SWITCHDEV_OBJ_PORT_VLAN(obj), cb); |
| 1173 | break; |
| 1174 | case SWITCHDEV_OBJ_ID_PORT_FDB: |
| 1175 | err = mlxsw_sp_port_fdb_dump(mlxsw_sp_port, |
| 1176 | SWITCHDEV_OBJ_PORT_FDB(obj), cb); |
| 1177 | break; |
| 1178 | default: |
| 1179 | err = -EOPNOTSUPP; |
| 1180 | break; |
| 1181 | } |
| 1182 | |
| 1183 | return err; |
| 1184 | } |
| 1185 | |
Jiri Pirko | c7070fc | 2015-10-28 10:17:05 +0100 | [diff] [blame] | 1186 | static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = { |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1187 | .switchdev_port_attr_get = mlxsw_sp_port_attr_get, |
| 1188 | .switchdev_port_attr_set = mlxsw_sp_port_attr_set, |
| 1189 | .switchdev_port_obj_add = mlxsw_sp_port_obj_add, |
| 1190 | .switchdev_port_obj_del = mlxsw_sp_port_obj_del, |
| 1191 | .switchdev_port_obj_dump = mlxsw_sp_port_obj_dump, |
| 1192 | }; |
| 1193 | |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1194 | static void mlxsw_sp_fdb_call_notifiers(bool learning, bool learning_sync, |
| 1195 | bool adding, char *mac, u16 vid, |
| 1196 | struct net_device *dev) |
| 1197 | { |
| 1198 | struct switchdev_notifier_fdb_info info; |
| 1199 | unsigned long notifier_type; |
| 1200 | |
| 1201 | if (learning && learning_sync) { |
| 1202 | info.addr = mac; |
| 1203 | info.vid = vid; |
| 1204 | notifier_type = adding ? SWITCHDEV_FDB_ADD : SWITCHDEV_FDB_DEL; |
| 1205 | call_switchdev_notifiers(notifier_type, dev, &info.info); |
| 1206 | } |
| 1207 | } |
| 1208 | |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1209 | static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp, |
| 1210 | char *sfn_pl, int rec_index, |
| 1211 | bool adding) |
| 1212 | { |
| 1213 | struct mlxsw_sp_port *mlxsw_sp_port; |
| 1214 | char mac[ETH_ALEN]; |
| 1215 | u8 local_port; |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 1216 | u16 vid, fid; |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1217 | bool do_notification = true; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1218 | int err; |
| 1219 | |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 1220 | mlxsw_reg_sfn_mac_unpack(sfn_pl, rec_index, mac, &fid, &local_port); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1221 | mlxsw_sp_port = mlxsw_sp->ports[local_port]; |
| 1222 | if (!mlxsw_sp_port) { |
| 1223 | dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Incorrect local port in FDB notification\n"); |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1224 | goto just_remove; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1225 | } |
| 1226 | |
Ido Schimmel | aac78a4 | 2015-12-15 16:03:42 +0100 | [diff] [blame] | 1227 | if (mlxsw_sp_fid_is_vfid(fid)) { |
| 1228 | u16 vfid = mlxsw_sp_fid_to_vfid(fid); |
| 1229 | struct mlxsw_sp_port *mlxsw_sp_vport; |
| 1230 | |
| 1231 | mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_vfid(mlxsw_sp_port, |
| 1232 | vfid); |
| 1233 | if (!mlxsw_sp_vport) { |
| 1234 | netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n"); |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1235 | goto just_remove; |
Ido Schimmel | aac78a4 | 2015-12-15 16:03:42 +0100 | [diff] [blame] | 1236 | } |
Ido Schimmel | aac78a4 | 2015-12-15 16:03:42 +0100 | [diff] [blame] | 1237 | vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport); |
| 1238 | /* Override the physical port with the vPort. */ |
| 1239 | mlxsw_sp_port = mlxsw_sp_vport; |
| 1240 | } else { |
| 1241 | vid = fid; |
| 1242 | } |
| 1243 | |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1244 | adding = adding && mlxsw_sp_port->learning; |
| 1245 | |
| 1246 | do_fdb_op: |
Jiri Pirko | 2fa9d45 | 2016-01-07 11:50:29 +0100 | [diff] [blame] | 1247 | err = mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid, |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1248 | adding, true); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1249 | if (err) { |
| 1250 | if (net_ratelimit()) |
| 1251 | netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n"); |
| 1252 | return; |
| 1253 | } |
| 1254 | |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1255 | if (!do_notification) |
| 1256 | return; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1257 | mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning, |
| 1258 | mlxsw_sp_port->learning_sync, |
| 1259 | adding, mac, vid, mlxsw_sp_port->dev); |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1260 | return; |
| 1261 | |
| 1262 | just_remove: |
| 1263 | adding = false; |
| 1264 | do_notification = false; |
| 1265 | goto do_fdb_op; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1266 | } |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1267 | |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1268 | static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp, |
| 1269 | char *sfn_pl, int rec_index, |
| 1270 | bool adding) |
| 1271 | { |
| 1272 | struct mlxsw_sp_port *mlxsw_sp_port; |
| 1273 | char mac[ETH_ALEN]; |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 1274 | u16 lag_vid = 0; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1275 | u16 lag_id; |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 1276 | u16 vid, fid; |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1277 | bool do_notification = true; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1278 | int err; |
| 1279 | |
Ido Schimmel | 9de6a80 | 2015-12-15 16:03:40 +0100 | [diff] [blame] | 1280 | mlxsw_reg_sfn_mac_lag_unpack(sfn_pl, rec_index, mac, &fid, &lag_id); |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1281 | mlxsw_sp_port = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id); |
| 1282 | if (!mlxsw_sp_port) { |
| 1283 | dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Cannot find port representor for LAG\n"); |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1284 | goto just_remove; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1285 | } |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1286 | |
Ido Schimmel | aac78a4 | 2015-12-15 16:03:42 +0100 | [diff] [blame] | 1287 | if (mlxsw_sp_fid_is_vfid(fid)) { |
| 1288 | u16 vfid = mlxsw_sp_fid_to_vfid(fid); |
| 1289 | struct mlxsw_sp_port *mlxsw_sp_vport; |
| 1290 | |
| 1291 | mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_vfid(mlxsw_sp_port, |
| 1292 | vfid); |
| 1293 | if (!mlxsw_sp_vport) { |
| 1294 | netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n"); |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1295 | goto just_remove; |
Ido Schimmel | aac78a4 | 2015-12-15 16:03:42 +0100 | [diff] [blame] | 1296 | } |
| 1297 | |
| 1298 | vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport); |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 1299 | lag_vid = vid; |
Ido Schimmel | aac78a4 | 2015-12-15 16:03:42 +0100 | [diff] [blame] | 1300 | /* Override the physical port with the vPort. */ |
| 1301 | mlxsw_sp_port = mlxsw_sp_vport; |
| 1302 | } else { |
| 1303 | vid = fid; |
| 1304 | } |
| 1305 | |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1306 | adding = adding && mlxsw_sp_port->learning; |
| 1307 | |
| 1308 | do_fdb_op: |
Ido Schimmel | 64771e3 | 2015-12-15 16:03:46 +0100 | [diff] [blame] | 1309 | err = mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp, lag_id, mac, fid, lag_vid, |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1310 | adding, true); |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1311 | if (err) { |
| 1312 | if (net_ratelimit()) |
| 1313 | netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n"); |
| 1314 | return; |
| 1315 | } |
| 1316 | |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1317 | if (!do_notification) |
| 1318 | return; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1319 | mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning, |
| 1320 | mlxsw_sp_port->learning_sync, |
| 1321 | adding, mac, vid, |
| 1322 | mlxsw_sp_lag_get(mlxsw_sp, lag_id)->dev); |
Jiri Pirko | 12f1501 | 2016-01-07 11:50:30 +0100 | [diff] [blame] | 1323 | return; |
| 1324 | |
| 1325 | just_remove: |
| 1326 | adding = false; |
| 1327 | do_notification = false; |
| 1328 | goto do_fdb_op; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1329 | } |
| 1330 | |
| 1331 | static void mlxsw_sp_fdb_notify_rec_process(struct mlxsw_sp *mlxsw_sp, |
| 1332 | char *sfn_pl, int rec_index) |
| 1333 | { |
| 1334 | switch (mlxsw_reg_sfn_rec_type_get(sfn_pl, rec_index)) { |
| 1335 | case MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC: |
| 1336 | mlxsw_sp_fdb_notify_mac_process(mlxsw_sp, sfn_pl, |
| 1337 | rec_index, true); |
| 1338 | break; |
| 1339 | case MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC: |
| 1340 | mlxsw_sp_fdb_notify_mac_process(mlxsw_sp, sfn_pl, |
| 1341 | rec_index, false); |
| 1342 | break; |
Jiri Pirko | 8a1ab5d | 2015-12-03 12:12:29 +0100 | [diff] [blame] | 1343 | case MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC_LAG: |
| 1344 | mlxsw_sp_fdb_notify_mac_lag_process(mlxsw_sp, sfn_pl, |
| 1345 | rec_index, true); |
| 1346 | break; |
| 1347 | case MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC_LAG: |
| 1348 | mlxsw_sp_fdb_notify_mac_lag_process(mlxsw_sp, sfn_pl, |
| 1349 | rec_index, false); |
| 1350 | break; |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1351 | } |
| 1352 | } |
| 1353 | |
| 1354 | static void mlxsw_sp_fdb_notify_work_schedule(struct mlxsw_sp *mlxsw_sp) |
| 1355 | { |
| 1356 | schedule_delayed_work(&mlxsw_sp->fdb_notify.dw, |
| 1357 | msecs_to_jiffies(mlxsw_sp->fdb_notify.interval)); |
| 1358 | } |
| 1359 | |
| 1360 | static void mlxsw_sp_fdb_notify_work(struct work_struct *work) |
| 1361 | { |
| 1362 | struct mlxsw_sp *mlxsw_sp; |
| 1363 | char *sfn_pl; |
| 1364 | u8 num_rec; |
| 1365 | int i; |
| 1366 | int err; |
| 1367 | |
| 1368 | sfn_pl = kmalloc(MLXSW_REG_SFN_LEN, GFP_KERNEL); |
| 1369 | if (!sfn_pl) |
| 1370 | return; |
| 1371 | |
| 1372 | mlxsw_sp = container_of(work, struct mlxsw_sp, fdb_notify.dw.work); |
| 1373 | |
| 1374 | do { |
| 1375 | mlxsw_reg_sfn_pack(sfn_pl); |
| 1376 | err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfn), sfn_pl); |
| 1377 | if (err) { |
| 1378 | dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to get FDB notifications\n"); |
| 1379 | break; |
| 1380 | } |
| 1381 | num_rec = mlxsw_reg_sfn_num_rec_get(sfn_pl); |
| 1382 | for (i = 0; i < num_rec; i++) |
| 1383 | mlxsw_sp_fdb_notify_rec_process(mlxsw_sp, sfn_pl, i); |
| 1384 | |
| 1385 | } while (num_rec); |
| 1386 | |
| 1387 | kfree(sfn_pl); |
| 1388 | mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp); |
| 1389 | } |
| 1390 | |
| 1391 | static int mlxsw_sp_fdb_init(struct mlxsw_sp *mlxsw_sp) |
| 1392 | { |
| 1393 | int err; |
| 1394 | |
| 1395 | err = mlxsw_sp_ageing_set(mlxsw_sp, MLXSW_SP_DEFAULT_AGEING_TIME); |
| 1396 | if (err) { |
| 1397 | dev_err(mlxsw_sp->bus_info->dev, "Failed to set default ageing time\n"); |
| 1398 | return err; |
| 1399 | } |
| 1400 | INIT_DELAYED_WORK(&mlxsw_sp->fdb_notify.dw, mlxsw_sp_fdb_notify_work); |
| 1401 | mlxsw_sp->fdb_notify.interval = MLXSW_SP_DEFAULT_LEARNING_INTERVAL; |
| 1402 | mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp); |
| 1403 | return 0; |
| 1404 | } |
| 1405 | |
| 1406 | static void mlxsw_sp_fdb_fini(struct mlxsw_sp *mlxsw_sp) |
| 1407 | { |
| 1408 | cancel_delayed_work_sync(&mlxsw_sp->fdb_notify.dw); |
| 1409 | } |
| 1410 | |
| 1411 | static void mlxsw_sp_fids_fini(struct mlxsw_sp *mlxsw_sp) |
| 1412 | { |
| 1413 | u16 fid; |
| 1414 | |
| 1415 | for_each_set_bit(fid, mlxsw_sp->active_fids, VLAN_N_VID) |
| 1416 | mlxsw_sp_fid_destroy(mlxsw_sp, fid); |
| 1417 | } |
| 1418 | |
| 1419 | int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp) |
| 1420 | { |
| 1421 | return mlxsw_sp_fdb_init(mlxsw_sp); |
| 1422 | } |
| 1423 | |
| 1424 | void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp) |
| 1425 | { |
| 1426 | mlxsw_sp_fdb_fini(mlxsw_sp); |
| 1427 | mlxsw_sp_fids_fini(mlxsw_sp); |
| 1428 | } |
| 1429 | |
| 1430 | int mlxsw_sp_port_vlan_init(struct mlxsw_sp_port *mlxsw_sp_port) |
| 1431 | { |
| 1432 | struct net_device *dev = mlxsw_sp_port->dev; |
| 1433 | int err; |
| 1434 | |
| 1435 | /* Allow only untagged packets to ingress and tag them internally |
| 1436 | * with VID 1. |
| 1437 | */ |
| 1438 | mlxsw_sp_port->pvid = 1; |
Elad Raz | 29edf44 | 2016-01-06 13:01:08 +0100 | [diff] [blame] | 1439 | err = __mlxsw_sp_port_vlans_del(mlxsw_sp_port, 0, VLAN_N_VID - 1, |
| 1440 | true); |
Jiri Pirko | 56ade8f | 2015-10-16 14:01:37 +0200 | [diff] [blame] | 1441 | if (err) { |
| 1442 | netdev_err(dev, "Unable to init VLANs\n"); |
| 1443 | return err; |
| 1444 | } |
| 1445 | |
| 1446 | /* Add implicit VLAN interface in the device, so that untagged |
| 1447 | * packets will be classified to the default vFID. |
| 1448 | */ |
| 1449 | err = mlxsw_sp_port_add_vid(dev, 0, 1); |
| 1450 | if (err) |
| 1451 | netdev_err(dev, "Failed to configure default vFID\n"); |
| 1452 | |
| 1453 | return err; |
| 1454 | } |
| 1455 | |
| 1456 | void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port) |
| 1457 | { |
| 1458 | mlxsw_sp_port->dev->switchdev_ops = &mlxsw_sp_port_switchdev_ops; |
| 1459 | } |
| 1460 | |
| 1461 | void mlxsw_sp_port_switchdev_fini(struct mlxsw_sp_port *mlxsw_sp_port) |
| 1462 | { |
| 1463 | } |