2 * Copyright (c) 2016, Mellanox Technologies. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33 #include <generated/utsrelease.h>
34 #include <linux/mlx5/fs.h>
35 #include <net/switchdev.h>
36 #include <net/pkt_cls.h>
37 #include <net/act_api.h>
38 #include <net/netevent.h>
40 #include <net/devlink.h>
41 #include <net/ipv6_stubs.h>
44 #include "eswitch_offloads_chains.h"
48 #include "en/tc_tun.h"
50 #include "lib/port_tun.h"
52 #define CREATE_TRACE_POINTS
53 #include "diag/en_rep_tracepoint.h"
55 #define MLX5E_REP_PARAMS_DEF_LOG_SQ_SIZE \
56 max(0x7, MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE)
57 #define MLX5E_REP_PARAMS_DEF_NUM_CHANNELS 1
59 static const char mlx5e_rep_driver_name[] = "mlx5e_rep";
61 struct mlx5e_rep_indr_block_priv {
62 struct net_device *netdev;
63 struct mlx5e_rep_priv *rpriv;
65 struct list_head list;
68 static void mlx5e_rep_indr_unregister_block(struct mlx5e_rep_priv *rpriv,
69 struct net_device *netdev);
71 static void mlx5e_rep_get_drvinfo(struct net_device *dev,
72 struct ethtool_drvinfo *drvinfo)
74 struct mlx5e_priv *priv = netdev_priv(dev);
75 struct mlx5_core_dev *mdev = priv->mdev;
77 strlcpy(drvinfo->driver, mlx5e_rep_driver_name,
78 sizeof(drvinfo->driver));
79 strlcpy(drvinfo->version, UTS_RELEASE, sizeof(drvinfo->version));
80 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
82 fw_rev_maj(mdev), fw_rev_min(mdev),
83 fw_rev_sub(mdev), mdev->board_id);
86 static void mlx5e_uplink_rep_get_drvinfo(struct net_device *dev,
87 struct ethtool_drvinfo *drvinfo)
89 struct mlx5e_priv *priv = netdev_priv(dev);
91 mlx5e_rep_get_drvinfo(dev, drvinfo);
92 strlcpy(drvinfo->bus_info, pci_name(priv->mdev->pdev),
93 sizeof(drvinfo->bus_info));
96 static const struct counter_desc sw_rep_stats_desc[] = {
97 { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_packets) },
98 { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_bytes) },
99 { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_packets) },
100 { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_bytes) },
104 u64 vport_rx_packets;
105 u64 vport_tx_packets;
110 static const struct counter_desc vport_rep_stats_desc[] = {
111 { MLX5E_DECLARE_STAT(struct vport_stats, vport_rx_packets) },
112 { MLX5E_DECLARE_STAT(struct vport_stats, vport_rx_bytes) },
113 { MLX5E_DECLARE_STAT(struct vport_stats, vport_tx_packets) },
114 { MLX5E_DECLARE_STAT(struct vport_stats, vport_tx_bytes) },
117 #define NUM_VPORT_REP_SW_COUNTERS ARRAY_SIZE(sw_rep_stats_desc)
118 #define NUM_VPORT_REP_HW_COUNTERS ARRAY_SIZE(vport_rep_stats_desc)
120 static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(sw_rep)
122 return NUM_VPORT_REP_SW_COUNTERS;
125 static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(sw_rep)
129 for (i = 0; i < NUM_VPORT_REP_SW_COUNTERS; i++)
130 strcpy(data + (idx++) * ETH_GSTRING_LEN,
131 sw_rep_stats_desc[i].format);
135 static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(sw_rep)
139 for (i = 0; i < NUM_VPORT_REP_SW_COUNTERS; i++)
140 data[idx++] = MLX5E_READ_CTR64_CPU(&priv->stats.sw,
141 sw_rep_stats_desc, i);
145 static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(sw_rep)
147 struct mlx5e_sw_stats *s = &priv->stats.sw;
148 struct rtnl_link_stats64 stats64 = {};
150 memset(s, 0, sizeof(*s));
151 mlx5e_fold_sw_stats64(priv, &stats64);
153 s->rx_packets = stats64.rx_packets;
154 s->rx_bytes = stats64.rx_bytes;
155 s->tx_packets = stats64.tx_packets;
156 s->tx_bytes = stats64.tx_bytes;
157 s->tx_queue_dropped = stats64.tx_dropped;
160 static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(vport_rep)
162 return NUM_VPORT_REP_HW_COUNTERS;
165 static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(vport_rep)
169 for (i = 0; i < NUM_VPORT_REP_HW_COUNTERS; i++)
170 strcpy(data + (idx++) * ETH_GSTRING_LEN, vport_rep_stats_desc[i].format);
174 static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(vport_rep)
178 for (i = 0; i < NUM_VPORT_REP_HW_COUNTERS; i++)
179 data[idx++] = MLX5E_READ_CTR64_CPU(&priv->stats.vf_vport,
180 vport_rep_stats_desc, i);
184 static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(vport_rep)
186 struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
187 struct mlx5e_rep_priv *rpriv = priv->ppriv;
188 struct mlx5_eswitch_rep *rep = rpriv->rep;
189 struct rtnl_link_stats64 *vport_stats;
190 struct ifla_vf_stats vf_stats;
193 err = mlx5_eswitch_get_vport_stats(esw, rep->vport, &vf_stats);
195 pr_warn("vport %d error %d reading stats\n", rep->vport, err);
199 vport_stats = &priv->stats.vf_vport;
200 /* flip tx/rx as we are reporting the counters for the switch vport */
201 vport_stats->rx_packets = vf_stats.tx_packets;
202 vport_stats->rx_bytes = vf_stats.tx_bytes;
203 vport_stats->tx_packets = vf_stats.rx_packets;
204 vport_stats->tx_bytes = vf_stats.rx_bytes;
207 static void mlx5e_rep_get_strings(struct net_device *dev,
208 u32 stringset, uint8_t *data)
210 struct mlx5e_priv *priv = netdev_priv(dev);
214 mlx5e_stats_fill_strings(priv, data);
219 static void mlx5e_rep_get_ethtool_stats(struct net_device *dev,
220 struct ethtool_stats *stats, u64 *data)
222 struct mlx5e_priv *priv = netdev_priv(dev);
224 mlx5e_ethtool_get_ethtool_stats(priv, stats, data);
227 static int mlx5e_rep_get_sset_count(struct net_device *dev, int sset)
229 struct mlx5e_priv *priv = netdev_priv(dev);
233 return mlx5e_stats_total_num(priv);
239 static void mlx5e_rep_get_ringparam(struct net_device *dev,
240 struct ethtool_ringparam *param)
242 struct mlx5e_priv *priv = netdev_priv(dev);
244 mlx5e_ethtool_get_ringparam(priv, param);
247 static int mlx5e_rep_set_ringparam(struct net_device *dev,
248 struct ethtool_ringparam *param)
250 struct mlx5e_priv *priv = netdev_priv(dev);
252 return mlx5e_ethtool_set_ringparam(priv, param);
255 static int mlx5e_replace_rep_vport_rx_rule(struct mlx5e_priv *priv,
256 struct mlx5_flow_destination *dest)
258 struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
259 struct mlx5e_rep_priv *rpriv = priv->ppriv;
260 struct mlx5_eswitch_rep *rep = rpriv->rep;
261 struct mlx5_flow_handle *flow_rule;
263 flow_rule = mlx5_eswitch_create_vport_rx_rule(esw,
266 if (IS_ERR(flow_rule))
267 return PTR_ERR(flow_rule);
269 mlx5_del_flow_rules(rpriv->vport_rx_rule);
270 rpriv->vport_rx_rule = flow_rule;
274 static void mlx5e_rep_get_channels(struct net_device *dev,
275 struct ethtool_channels *ch)
277 struct mlx5e_priv *priv = netdev_priv(dev);
279 mlx5e_ethtool_get_channels(priv, ch);
282 static int mlx5e_rep_set_channels(struct net_device *dev,
283 struct ethtool_channels *ch)
285 struct mlx5e_priv *priv = netdev_priv(dev);
286 u16 curr_channels_amount = priv->channels.params.num_channels;
287 u32 new_channels_amount = ch->combined_count;
288 struct mlx5_flow_destination new_dest;
291 err = mlx5e_ethtool_set_channels(priv, ch);
295 if (curr_channels_amount == 1 && new_channels_amount > 1) {
296 new_dest.type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE;
297 new_dest.ft = priv->fs.ttc.ft.t;
298 } else if (new_channels_amount == 1 && curr_channels_amount > 1) {
299 new_dest.type = MLX5_FLOW_DESTINATION_TYPE_TIR;
300 new_dest.tir_num = priv->direct_tir[0].tirn;
305 err = mlx5e_replace_rep_vport_rx_rule(priv, &new_dest);
307 netdev_warn(priv->netdev, "Failed to update vport rx rule, when going from (%d) channels to (%d) channels\n",
308 curr_channels_amount, new_channels_amount);
315 static int mlx5e_rep_get_coalesce(struct net_device *netdev,
316 struct ethtool_coalesce *coal)
318 struct mlx5e_priv *priv = netdev_priv(netdev);
320 return mlx5e_ethtool_get_coalesce(priv, coal);
323 static int mlx5e_rep_set_coalesce(struct net_device *netdev,
324 struct ethtool_coalesce *coal)
326 struct mlx5e_priv *priv = netdev_priv(netdev);
328 return mlx5e_ethtool_set_coalesce(priv, coal);
331 static u32 mlx5e_rep_get_rxfh_key_size(struct net_device *netdev)
333 struct mlx5e_priv *priv = netdev_priv(netdev);
335 return mlx5e_ethtool_get_rxfh_key_size(priv);
338 static u32 mlx5e_rep_get_rxfh_indir_size(struct net_device *netdev)
340 struct mlx5e_priv *priv = netdev_priv(netdev);
342 return mlx5e_ethtool_get_rxfh_indir_size(priv);
345 static void mlx5e_uplink_rep_get_pauseparam(struct net_device *netdev,
346 struct ethtool_pauseparam *pauseparam)
348 struct mlx5e_priv *priv = netdev_priv(netdev);
350 mlx5e_ethtool_get_pauseparam(priv, pauseparam);
353 static int mlx5e_uplink_rep_set_pauseparam(struct net_device *netdev,
354 struct ethtool_pauseparam *pauseparam)
356 struct mlx5e_priv *priv = netdev_priv(netdev);
358 return mlx5e_ethtool_set_pauseparam(priv, pauseparam);
361 static int mlx5e_uplink_rep_get_link_ksettings(struct net_device *netdev,
362 struct ethtool_link_ksettings *link_ksettings)
364 struct mlx5e_priv *priv = netdev_priv(netdev);
366 return mlx5e_ethtool_get_link_ksettings(priv, link_ksettings);
369 static int mlx5e_uplink_rep_set_link_ksettings(struct net_device *netdev,
370 const struct ethtool_link_ksettings *link_ksettings)
372 struct mlx5e_priv *priv = netdev_priv(netdev);
374 return mlx5e_ethtool_set_link_ksettings(priv, link_ksettings);
377 static const struct ethtool_ops mlx5e_rep_ethtool_ops = {
378 .get_drvinfo = mlx5e_rep_get_drvinfo,
379 .get_link = ethtool_op_get_link,
380 .get_strings = mlx5e_rep_get_strings,
381 .get_sset_count = mlx5e_rep_get_sset_count,
382 .get_ethtool_stats = mlx5e_rep_get_ethtool_stats,
383 .get_ringparam = mlx5e_rep_get_ringparam,
384 .set_ringparam = mlx5e_rep_set_ringparam,
385 .get_channels = mlx5e_rep_get_channels,
386 .set_channels = mlx5e_rep_set_channels,
387 .get_coalesce = mlx5e_rep_get_coalesce,
388 .set_coalesce = mlx5e_rep_set_coalesce,
389 .get_rxfh_key_size = mlx5e_rep_get_rxfh_key_size,
390 .get_rxfh_indir_size = mlx5e_rep_get_rxfh_indir_size,
393 static const struct ethtool_ops mlx5e_uplink_rep_ethtool_ops = {
394 .get_drvinfo = mlx5e_uplink_rep_get_drvinfo,
395 .get_link = ethtool_op_get_link,
396 .get_strings = mlx5e_rep_get_strings,
397 .get_sset_count = mlx5e_rep_get_sset_count,
398 .get_ethtool_stats = mlx5e_rep_get_ethtool_stats,
399 .get_ringparam = mlx5e_rep_get_ringparam,
400 .set_ringparam = mlx5e_rep_set_ringparam,
401 .get_channels = mlx5e_rep_get_channels,
402 .set_channels = mlx5e_rep_set_channels,
403 .get_coalesce = mlx5e_rep_get_coalesce,
404 .set_coalesce = mlx5e_rep_set_coalesce,
405 .get_link_ksettings = mlx5e_uplink_rep_get_link_ksettings,
406 .set_link_ksettings = mlx5e_uplink_rep_set_link_ksettings,
407 .get_rxfh_key_size = mlx5e_rep_get_rxfh_key_size,
408 .get_rxfh_indir_size = mlx5e_rep_get_rxfh_indir_size,
409 .get_pauseparam = mlx5e_uplink_rep_get_pauseparam,
410 .set_pauseparam = mlx5e_uplink_rep_set_pauseparam,
413 static void mlx5e_rep_get_port_parent_id(struct net_device *dev,
414 struct netdev_phys_item_id *ppid)
416 struct mlx5e_priv *priv;
419 priv = netdev_priv(dev);
421 parent_id = mlx5_query_nic_system_image_guid(priv->mdev);
422 ppid->id_len = sizeof(parent_id);
423 memcpy(ppid->id, &parent_id, sizeof(parent_id));
426 static void mlx5e_sqs2vport_stop(struct mlx5_eswitch *esw,
427 struct mlx5_eswitch_rep *rep)
429 struct mlx5e_rep_sq *rep_sq, *tmp;
430 struct mlx5e_rep_priv *rpriv;
432 if (esw->mode != MLX5_ESWITCH_OFFLOADS)
435 rpriv = mlx5e_rep_to_rep_priv(rep);
436 list_for_each_entry_safe(rep_sq, tmp, &rpriv->vport_sqs_list, list) {
437 mlx5_eswitch_del_send_to_vport_rule(rep_sq->send_to_vport_rule);
438 list_del(&rep_sq->list);
443 static int mlx5e_sqs2vport_start(struct mlx5_eswitch *esw,
444 struct mlx5_eswitch_rep *rep,
445 u32 *sqns_array, int sqns_num)
447 struct mlx5_flow_handle *flow_rule;
448 struct mlx5e_rep_priv *rpriv;
449 struct mlx5e_rep_sq *rep_sq;
453 if (esw->mode != MLX5_ESWITCH_OFFLOADS)
456 rpriv = mlx5e_rep_to_rep_priv(rep);
457 for (i = 0; i < sqns_num; i++) {
458 rep_sq = kzalloc(sizeof(*rep_sq), GFP_KERNEL);
464 /* Add re-inject rule to the PF/representor sqs */
465 flow_rule = mlx5_eswitch_add_send_to_vport_rule(esw,
468 if (IS_ERR(flow_rule)) {
469 err = PTR_ERR(flow_rule);
473 rep_sq->send_to_vport_rule = flow_rule;
474 list_add(&rep_sq->list, &rpriv->vport_sqs_list);
479 mlx5e_sqs2vport_stop(esw, rep);
483 int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv)
485 struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
486 struct mlx5e_rep_priv *rpriv = priv->ppriv;
487 struct mlx5_eswitch_rep *rep = rpriv->rep;
488 struct mlx5e_channel *c;
489 int n, tc, num_sqs = 0;
493 sqs = kcalloc(priv->channels.num * priv->channels.params.num_tc, sizeof(*sqs), GFP_KERNEL);
497 for (n = 0; n < priv->channels.num; n++) {
498 c = priv->channels.c[n];
499 for (tc = 0; tc < c->num_tc; tc++)
500 sqs[num_sqs++] = c->sq[tc].sqn;
503 err = mlx5e_sqs2vport_start(esw, rep, sqs, num_sqs);
508 netdev_warn(priv->netdev, "Failed to add SQs FWD rules %d\n", err);
512 void mlx5e_remove_sqs_fwd_rules(struct mlx5e_priv *priv)
514 struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
515 struct mlx5e_rep_priv *rpriv = priv->ppriv;
516 struct mlx5_eswitch_rep *rep = rpriv->rep;
518 mlx5e_sqs2vport_stop(esw, rep);
521 static unsigned long mlx5e_rep_ipv6_interval(void)
523 if (IS_ENABLED(CONFIG_IPV6) && ipv6_stub->nd_tbl)
524 return NEIGH_VAR(&ipv6_stub->nd_tbl->parms, DELAY_PROBE_TIME);
529 static void mlx5e_rep_neigh_update_init_interval(struct mlx5e_rep_priv *rpriv)
531 unsigned long ipv4_interval = NEIGH_VAR(&arp_tbl.parms, DELAY_PROBE_TIME);
532 unsigned long ipv6_interval = mlx5e_rep_ipv6_interval();
533 struct net_device *netdev = rpriv->netdev;
534 struct mlx5e_priv *priv = netdev_priv(netdev);
536 rpriv->neigh_update.min_interval = min_t(unsigned long, ipv6_interval, ipv4_interval);
537 mlx5_fc_update_sampling_interval(priv->mdev, rpriv->neigh_update.min_interval);
540 void mlx5e_rep_queue_neigh_stats_work(struct mlx5e_priv *priv)
542 struct mlx5e_rep_priv *rpriv = priv->ppriv;
543 struct mlx5e_neigh_update_table *neigh_update = &rpriv->neigh_update;
545 mlx5_fc_queue_stats_work(priv->mdev,
546 &neigh_update->neigh_stats_work,
547 neigh_update->min_interval);
550 static bool mlx5e_rep_neigh_entry_hold(struct mlx5e_neigh_hash_entry *nhe)
552 return refcount_inc_not_zero(&nhe->refcnt);
555 static void mlx5e_rep_neigh_entry_remove(struct mlx5e_neigh_hash_entry *nhe);
557 static void mlx5e_rep_neigh_entry_release(struct mlx5e_neigh_hash_entry *nhe)
559 if (refcount_dec_and_test(&nhe->refcnt)) {
560 mlx5e_rep_neigh_entry_remove(nhe);
565 static struct mlx5e_neigh_hash_entry *
566 mlx5e_get_next_nhe(struct mlx5e_rep_priv *rpriv,
567 struct mlx5e_neigh_hash_entry *nhe)
569 struct mlx5e_neigh_hash_entry *next = NULL;
574 list_next_or_null_rcu(&rpriv->neigh_update.neigh_list,
576 struct mlx5e_neigh_hash_entry,
578 list_first_or_null_rcu(&rpriv->neigh_update.neigh_list,
579 struct mlx5e_neigh_hash_entry,
582 next = list_next_or_null_rcu(&rpriv->neigh_update.neigh_list,
584 struct mlx5e_neigh_hash_entry,
586 if (mlx5e_rep_neigh_entry_hold(next))
592 mlx5e_rep_neigh_entry_release(nhe);
597 static void mlx5e_rep_neigh_stats_work(struct work_struct *work)
599 struct mlx5e_rep_priv *rpriv = container_of(work, struct mlx5e_rep_priv,
600 neigh_update.neigh_stats_work.work);
601 struct net_device *netdev = rpriv->netdev;
602 struct mlx5e_priv *priv = netdev_priv(netdev);
603 struct mlx5e_neigh_hash_entry *nhe = NULL;
606 if (!list_empty(&rpriv->neigh_update.neigh_list))
607 mlx5e_rep_queue_neigh_stats_work(priv);
609 while ((nhe = mlx5e_get_next_nhe(rpriv, nhe)) != NULL)
610 mlx5e_tc_update_neigh_used_value(nhe);
615 static void mlx5e_rep_update_flows(struct mlx5e_priv *priv,
616 struct mlx5e_encap_entry *e,
617 bool neigh_connected,
618 unsigned char ha[ETH_ALEN])
620 struct ethhdr *eth = (struct ethhdr *)e->encap_header;
621 struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
622 bool encap_connected;
623 LIST_HEAD(flow_list);
627 /* wait for encap to be fully initialized */
628 wait_for_completion(&e->res_ready);
630 mutex_lock(&esw->offloads.encap_tbl_lock);
631 encap_connected = !!(e->flags & MLX5_ENCAP_ENTRY_VALID);
632 if (e->compl_result < 0 || (encap_connected == neigh_connected &&
633 ether_addr_equal(e->h_dest, ha)))
636 mlx5e_take_all_encap_flows(e, &flow_list);
638 if ((e->flags & MLX5_ENCAP_ENTRY_VALID) &&
639 (!neigh_connected || !ether_addr_equal(e->h_dest, ha)))
640 mlx5e_tc_encap_flows_del(priv, e, &flow_list);
642 if (neigh_connected && !(e->flags & MLX5_ENCAP_ENTRY_VALID)) {
643 ether_addr_copy(e->h_dest, ha);
644 ether_addr_copy(eth->h_dest, ha);
645 /* Update the encap source mac, in case that we delete
646 * the flows when encap source mac changed.
648 ether_addr_copy(eth->h_source, e->route_dev->dev_addr);
650 mlx5e_tc_encap_flows_add(priv, e, &flow_list);
653 mutex_unlock(&esw->offloads.encap_tbl_lock);
654 mlx5e_put_encap_flow_list(priv, &flow_list);
657 static void mlx5e_rep_neigh_update(struct work_struct *work)
659 struct mlx5e_neigh_hash_entry *nhe =
660 container_of(work, struct mlx5e_neigh_hash_entry, neigh_update_work);
661 struct neighbour *n = nhe->n;
662 struct mlx5e_encap_entry *e;
663 unsigned char ha[ETH_ALEN];
664 struct mlx5e_priv *priv;
665 bool neigh_connected;
670 /* If these parameters are changed after we release the lock,
671 * we'll receive another event letting us know about it.
672 * We use this lock to avoid inconsistency between the neigh validity
673 * and it's hw address.
675 read_lock_bh(&n->lock);
676 memcpy(ha, n->ha, ETH_ALEN);
677 nud_state = n->nud_state;
679 read_unlock_bh(&n->lock);
681 neigh_connected = (nud_state & NUD_VALID) && !dead;
683 trace_mlx5e_rep_neigh_update(nhe, ha, neigh_connected);
685 list_for_each_entry(e, &nhe->encap_list, encap_list) {
686 if (!mlx5e_encap_take(e))
689 priv = netdev_priv(e->out_dev);
690 mlx5e_rep_update_flows(priv, e, neigh_connected, ha);
691 mlx5e_encap_put(priv, e);
693 mlx5e_rep_neigh_entry_release(nhe);
698 static struct mlx5e_rep_indr_block_priv *
699 mlx5e_rep_indr_block_priv_lookup(struct mlx5e_rep_priv *rpriv,
700 struct net_device *netdev)
702 struct mlx5e_rep_indr_block_priv *cb_priv;
704 /* All callback list access should be protected by RTNL. */
707 list_for_each_entry(cb_priv,
708 &rpriv->uplink_priv.tc_indr_block_priv_list,
710 if (cb_priv->netdev == netdev)
716 static void mlx5e_rep_indr_clean_block_privs(struct mlx5e_rep_priv *rpriv)
718 struct mlx5e_rep_indr_block_priv *cb_priv, *temp;
719 struct list_head *head = &rpriv->uplink_priv.tc_indr_block_priv_list;
721 list_for_each_entry_safe(cb_priv, temp, head, list) {
722 mlx5e_rep_indr_unregister_block(rpriv, cb_priv->netdev);
728 mlx5e_rep_indr_offload(struct net_device *netdev,
729 struct flow_cls_offload *flower,
730 struct mlx5e_rep_indr_block_priv *indr_priv)
732 unsigned long flags = MLX5_TC_FLAG(EGRESS) | MLX5_TC_FLAG(ESW_OFFLOAD);
733 struct mlx5e_priv *priv = netdev_priv(indr_priv->rpriv->netdev);
736 switch (flower->command) {
737 case FLOW_CLS_REPLACE:
738 err = mlx5e_configure_flower(netdev, priv, flower, flags);
740 case FLOW_CLS_DESTROY:
741 err = mlx5e_delete_flower(netdev, priv, flower, flags);
744 err = mlx5e_stats_flower(netdev, priv, flower, flags);
753 static int mlx5e_rep_indr_setup_block_cb(enum tc_setup_type type,
754 void *type_data, void *indr_priv)
756 struct mlx5e_rep_indr_block_priv *priv = indr_priv;
759 case TC_SETUP_CLSFLOWER:
760 return mlx5e_rep_indr_offload(priv->netdev, type_data, priv);
766 static void mlx5e_rep_indr_tc_block_unbind(void *cb_priv)
768 struct mlx5e_rep_indr_block_priv *indr_priv = cb_priv;
770 list_del(&indr_priv->list);
774 static LIST_HEAD(mlx5e_block_cb_list);
777 mlx5e_rep_indr_setup_tc_block(struct net_device *netdev,
778 struct mlx5e_rep_priv *rpriv,
779 struct flow_block_offload *f)
781 struct mlx5e_rep_indr_block_priv *indr_priv;
782 struct flow_block_cb *block_cb;
784 if (f->binder_type != FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS)
787 f->unlocked_driver_cb = true;
788 f->driver_block_list = &mlx5e_block_cb_list;
790 switch (f->command) {
791 case FLOW_BLOCK_BIND:
792 indr_priv = mlx5e_rep_indr_block_priv_lookup(rpriv, netdev);
796 indr_priv = kmalloc(sizeof(*indr_priv), GFP_KERNEL);
800 indr_priv->netdev = netdev;
801 indr_priv->rpriv = rpriv;
802 list_add(&indr_priv->list,
803 &rpriv->uplink_priv.tc_indr_block_priv_list);
805 block_cb = flow_block_cb_alloc(mlx5e_rep_indr_setup_block_cb,
806 indr_priv, indr_priv,
807 mlx5e_rep_indr_tc_block_unbind);
808 if (IS_ERR(block_cb)) {
809 list_del(&indr_priv->list);
811 return PTR_ERR(block_cb);
813 flow_block_cb_add(block_cb, f);
814 list_add_tail(&block_cb->driver_list, &mlx5e_block_cb_list);
817 case FLOW_BLOCK_UNBIND:
818 indr_priv = mlx5e_rep_indr_block_priv_lookup(rpriv, netdev);
822 block_cb = flow_block_cb_lookup(f->block,
823 mlx5e_rep_indr_setup_block_cb,
828 flow_block_cb_remove(block_cb, f);
829 list_del(&block_cb->driver_list);
838 int mlx5e_rep_indr_setup_tc_cb(struct net_device *netdev, void *cb_priv,
839 enum tc_setup_type type, void *type_data)
843 return mlx5e_rep_indr_setup_tc_block(netdev, cb_priv,
850 static int mlx5e_rep_indr_register_block(struct mlx5e_rep_priv *rpriv,
851 struct net_device *netdev)
855 err = __flow_indr_block_cb_register(netdev, rpriv,
856 mlx5e_rep_indr_setup_tc_cb,
859 struct mlx5e_priv *priv = netdev_priv(rpriv->netdev);
861 mlx5_core_err(priv->mdev, "Failed to register remote block notifier for %s err=%d\n",
862 netdev_name(netdev), err);
867 static void mlx5e_rep_indr_unregister_block(struct mlx5e_rep_priv *rpriv,
868 struct net_device *netdev)
870 __flow_indr_block_cb_unregister(netdev, mlx5e_rep_indr_setup_tc_cb,
874 static int mlx5e_nic_rep_netdevice_event(struct notifier_block *nb,
875 unsigned long event, void *ptr)
877 struct mlx5e_rep_priv *rpriv = container_of(nb, struct mlx5e_rep_priv,
878 uplink_priv.netdevice_nb);
879 struct mlx5e_priv *priv = netdev_priv(rpriv->netdev);
880 struct net_device *netdev = netdev_notifier_info_to_dev(ptr);
882 if (!mlx5e_tc_tun_device_to_offload(priv, netdev) &&
883 !(is_vlan_dev(netdev) && vlan_dev_real_dev(netdev) == rpriv->netdev))
887 case NETDEV_REGISTER:
888 mlx5e_rep_indr_register_block(rpriv, netdev);
890 case NETDEV_UNREGISTER:
891 mlx5e_rep_indr_unregister_block(rpriv, netdev);
898 mlx5e_rep_queue_neigh_update_work(struct mlx5e_priv *priv,
899 struct mlx5e_neigh_hash_entry *nhe,
902 /* Take a reference to ensure the neighbour and mlx5 encap
903 * entry won't be destructed until we drop the reference in
908 /* This assignment is valid as long as the the neigh reference
913 if (!queue_work(priv->wq, &nhe->neigh_update_work)) {
914 mlx5e_rep_neigh_entry_release(nhe);
919 static struct mlx5e_neigh_hash_entry *
920 mlx5e_rep_neigh_entry_lookup(struct mlx5e_priv *priv,
921 struct mlx5e_neigh *m_neigh);
923 static int mlx5e_rep_netevent_event(struct notifier_block *nb,
924 unsigned long event, void *ptr)
926 struct mlx5e_rep_priv *rpriv = container_of(nb, struct mlx5e_rep_priv,
927 neigh_update.netevent_nb);
928 struct mlx5e_neigh_update_table *neigh_update = &rpriv->neigh_update;
929 struct net_device *netdev = rpriv->netdev;
930 struct mlx5e_priv *priv = netdev_priv(netdev);
931 struct mlx5e_neigh_hash_entry *nhe = NULL;
932 struct mlx5e_neigh m_neigh = {};
933 struct neigh_parms *p;
938 case NETEVENT_NEIGH_UPDATE:
940 #if IS_ENABLED(CONFIG_IPV6)
941 if (n->tbl != ipv6_stub->nd_tbl && n->tbl != &arp_tbl)
943 if (n->tbl != &arp_tbl)
947 m_neigh.dev = n->dev;
948 m_neigh.family = n->ops->family;
949 memcpy(&m_neigh.dst_ip, n->primary_key, n->tbl->key_len);
952 nhe = mlx5e_rep_neigh_entry_lookup(priv, &m_neigh);
957 mlx5e_rep_queue_neigh_update_work(priv, nhe, n);
960 case NETEVENT_DELAY_PROBE_TIME_UPDATE:
963 /* We check the device is present since we don't care about
964 * changes in the default table, we only care about changes
965 * done per device delay prob time parameter.
967 #if IS_ENABLED(CONFIG_IPV6)
968 if (!p->dev || (p->tbl != ipv6_stub->nd_tbl && p->tbl != &arp_tbl))
970 if (!p->dev || p->tbl != &arp_tbl)
975 list_for_each_entry_rcu(nhe, &neigh_update->neigh_list,
977 if (p->dev == nhe->m_neigh.dev) {
986 neigh_update->min_interval = min_t(unsigned long,
987 NEIGH_VAR(p, DELAY_PROBE_TIME),
988 neigh_update->min_interval);
989 mlx5_fc_update_sampling_interval(priv->mdev,
990 neigh_update->min_interval);
996 static const struct rhashtable_params mlx5e_neigh_ht_params = {
997 .head_offset = offsetof(struct mlx5e_neigh_hash_entry, rhash_node),
998 .key_offset = offsetof(struct mlx5e_neigh_hash_entry, m_neigh),
999 .key_len = sizeof(struct mlx5e_neigh),
1000 .automatic_shrinking = true,
1003 static int mlx5e_rep_neigh_init(struct mlx5e_rep_priv *rpriv)
1005 struct mlx5e_neigh_update_table *neigh_update = &rpriv->neigh_update;
1008 err = rhashtable_init(&neigh_update->neigh_ht, &mlx5e_neigh_ht_params);
1012 INIT_LIST_HEAD(&neigh_update->neigh_list);
1013 mutex_init(&neigh_update->encap_lock);
1014 INIT_DELAYED_WORK(&neigh_update->neigh_stats_work,
1015 mlx5e_rep_neigh_stats_work);
1016 mlx5e_rep_neigh_update_init_interval(rpriv);
1018 rpriv->neigh_update.netevent_nb.notifier_call = mlx5e_rep_netevent_event;
1019 err = register_netevent_notifier(&rpriv->neigh_update.netevent_nb);
1025 rhashtable_destroy(&neigh_update->neigh_ht);
1029 static void mlx5e_rep_neigh_cleanup(struct mlx5e_rep_priv *rpriv)
1031 struct mlx5e_neigh_update_table *neigh_update = &rpriv->neigh_update;
1032 struct mlx5e_priv *priv = netdev_priv(rpriv->netdev);
1034 unregister_netevent_notifier(&neigh_update->netevent_nb);
1036 flush_workqueue(priv->wq); /* flush neigh update works */
1038 cancel_delayed_work_sync(&rpriv->neigh_update.neigh_stats_work);
1040 mutex_destroy(&neigh_update->encap_lock);
1041 rhashtable_destroy(&neigh_update->neigh_ht);
1044 static int mlx5e_rep_neigh_entry_insert(struct mlx5e_priv *priv,
1045 struct mlx5e_neigh_hash_entry *nhe)
1047 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1050 err = rhashtable_insert_fast(&rpriv->neigh_update.neigh_ht,
1052 mlx5e_neigh_ht_params);
1056 list_add_rcu(&nhe->neigh_list, &rpriv->neigh_update.neigh_list);
1061 static void mlx5e_rep_neigh_entry_remove(struct mlx5e_neigh_hash_entry *nhe)
1063 struct mlx5e_rep_priv *rpriv = nhe->priv->ppriv;
1065 mutex_lock(&rpriv->neigh_update.encap_lock);
1067 list_del_rcu(&nhe->neigh_list);
1069 rhashtable_remove_fast(&rpriv->neigh_update.neigh_ht,
1071 mlx5e_neigh_ht_params);
1072 mutex_unlock(&rpriv->neigh_update.encap_lock);
1075 /* This function must only be called under the representor's encap_lock or
1076 * inside rcu read lock section.
1078 static struct mlx5e_neigh_hash_entry *
1079 mlx5e_rep_neigh_entry_lookup(struct mlx5e_priv *priv,
1080 struct mlx5e_neigh *m_neigh)
1082 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1083 struct mlx5e_neigh_update_table *neigh_update = &rpriv->neigh_update;
1084 struct mlx5e_neigh_hash_entry *nhe;
1086 nhe = rhashtable_lookup_fast(&neigh_update->neigh_ht, m_neigh,
1087 mlx5e_neigh_ht_params);
1088 return nhe && mlx5e_rep_neigh_entry_hold(nhe) ? nhe : NULL;
1091 static int mlx5e_rep_neigh_entry_create(struct mlx5e_priv *priv,
1092 struct mlx5e_encap_entry *e,
1093 struct mlx5e_neigh_hash_entry **nhe)
1097 *nhe = kzalloc(sizeof(**nhe), GFP_KERNEL);
1101 (*nhe)->priv = priv;
1102 memcpy(&(*nhe)->m_neigh, &e->m_neigh, sizeof(e->m_neigh));
1103 INIT_WORK(&(*nhe)->neigh_update_work, mlx5e_rep_neigh_update);
1104 spin_lock_init(&(*nhe)->encap_list_lock);
1105 INIT_LIST_HEAD(&(*nhe)->encap_list);
1106 refcount_set(&(*nhe)->refcnt, 1);
1108 err = mlx5e_rep_neigh_entry_insert(priv, *nhe);
1118 int mlx5e_rep_encap_entry_attach(struct mlx5e_priv *priv,
1119 struct mlx5e_encap_entry *e)
1121 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1122 struct mlx5_rep_uplink_priv *uplink_priv = &rpriv->uplink_priv;
1123 struct mlx5_tun_entropy *tun_entropy = &uplink_priv->tun_entropy;
1124 struct mlx5e_neigh_hash_entry *nhe;
1127 err = mlx5_tun_entropy_refcount_inc(tun_entropy, e->reformat_type);
1131 mutex_lock(&rpriv->neigh_update.encap_lock);
1132 nhe = mlx5e_rep_neigh_entry_lookup(priv, &e->m_neigh);
1134 err = mlx5e_rep_neigh_entry_create(priv, e, &nhe);
1136 mutex_unlock(&rpriv->neigh_update.encap_lock);
1137 mlx5_tun_entropy_refcount_dec(tun_entropy,
1144 spin_lock(&nhe->encap_list_lock);
1145 list_add_rcu(&e->encap_list, &nhe->encap_list);
1146 spin_unlock(&nhe->encap_list_lock);
1148 mutex_unlock(&rpriv->neigh_update.encap_lock);
1153 void mlx5e_rep_encap_entry_detach(struct mlx5e_priv *priv,
1154 struct mlx5e_encap_entry *e)
1156 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1157 struct mlx5_rep_uplink_priv *uplink_priv = &rpriv->uplink_priv;
1158 struct mlx5_tun_entropy *tun_entropy = &uplink_priv->tun_entropy;
1163 spin_lock(&e->nhe->encap_list_lock);
1164 list_del_rcu(&e->encap_list);
1165 spin_unlock(&e->nhe->encap_list_lock);
1167 mlx5e_rep_neigh_entry_release(e->nhe);
1169 mlx5_tun_entropy_refcount_dec(tun_entropy, e->reformat_type);
1172 static int mlx5e_rep_open(struct net_device *dev)
1174 struct mlx5e_priv *priv = netdev_priv(dev);
1175 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1176 struct mlx5_eswitch_rep *rep = rpriv->rep;
1179 mutex_lock(&priv->state_lock);
1180 err = mlx5e_open_locked(dev);
1184 if (!mlx5_modify_vport_admin_state(priv->mdev,
1185 MLX5_VPORT_STATE_OP_MOD_ESW_VPORT,
1187 MLX5_VPORT_ADMIN_STATE_UP))
1188 netif_carrier_on(dev);
1191 mutex_unlock(&priv->state_lock);
1195 static int mlx5e_rep_close(struct net_device *dev)
1197 struct mlx5e_priv *priv = netdev_priv(dev);
1198 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1199 struct mlx5_eswitch_rep *rep = rpriv->rep;
1202 mutex_lock(&priv->state_lock);
1203 mlx5_modify_vport_admin_state(priv->mdev,
1204 MLX5_VPORT_STATE_OP_MOD_ESW_VPORT,
1206 MLX5_VPORT_ADMIN_STATE_DOWN);
1207 ret = mlx5e_close_locked(dev);
1208 mutex_unlock(&priv->state_lock);
1213 mlx5e_rep_setup_tc_cls_flower(struct mlx5e_priv *priv,
1214 struct flow_cls_offload *cls_flower, int flags)
1216 switch (cls_flower->command) {
1217 case FLOW_CLS_REPLACE:
1218 return mlx5e_configure_flower(priv->netdev, priv, cls_flower,
1220 case FLOW_CLS_DESTROY:
1221 return mlx5e_delete_flower(priv->netdev, priv, cls_flower,
1223 case FLOW_CLS_STATS:
1224 return mlx5e_stats_flower(priv->netdev, priv, cls_flower,
1232 int mlx5e_rep_setup_tc_cls_matchall(struct mlx5e_priv *priv,
1233 struct tc_cls_matchall_offload *ma)
1235 switch (ma->command) {
1236 case TC_CLSMATCHALL_REPLACE:
1237 return mlx5e_tc_configure_matchall(priv, ma);
1238 case TC_CLSMATCHALL_DESTROY:
1239 return mlx5e_tc_delete_matchall(priv, ma);
1240 case TC_CLSMATCHALL_STATS:
1241 mlx5e_tc_stats_matchall(priv, ma);
1248 static int mlx5e_rep_setup_tc_cb(enum tc_setup_type type, void *type_data,
1251 unsigned long flags = MLX5_TC_FLAG(INGRESS) | MLX5_TC_FLAG(ESW_OFFLOAD);
1252 struct mlx5e_priv *priv = cb_priv;
1255 case TC_SETUP_CLSFLOWER:
1256 return mlx5e_rep_setup_tc_cls_flower(priv, type_data, flags);
1257 case TC_SETUP_CLSMATCHALL:
1258 return mlx5e_rep_setup_tc_cls_matchall(priv, type_data);
1264 static int mlx5e_rep_setup_ft_cb(enum tc_setup_type type, void *type_data,
1267 struct flow_cls_offload tmp, *f = type_data;
1268 struct mlx5e_priv *priv = cb_priv;
1269 struct mlx5_eswitch *esw;
1270 unsigned long flags;
1273 flags = MLX5_TC_FLAG(INGRESS) |
1274 MLX5_TC_FLAG(ESW_OFFLOAD) |
1275 MLX5_TC_FLAG(FT_OFFLOAD);
1276 esw = priv->mdev->priv.eswitch;
1279 case TC_SETUP_CLSFLOWER:
1280 memcpy(&tmp, f, sizeof(*f));
1282 if (!mlx5_esw_chains_prios_supported(esw) ||
1283 tmp.common.chain_index)
1286 /* Re-use tc offload path by moving the ft flow to the
1287 * reserved ft chain.
1289 * FT offload can use prio range [0, INT_MAX], so we normalize
1290 * it to range [1, mlx5_esw_chains_get_prio_range(esw)]
1291 * as with tc, where prio 0 isn't supported.
1293 * We only support chain 0 of FT offload.
1295 if (tmp.common.prio >= mlx5_esw_chains_get_prio_range(esw))
1297 if (tmp.common.chain_index != 0)
1300 tmp.common.chain_index = mlx5_esw_chains_get_ft_chain(esw);
1302 err = mlx5e_rep_setup_tc_cls_flower(priv, &tmp, flags);
1303 memcpy(&f->stats, &tmp.stats, sizeof(f->stats));
1310 static LIST_HEAD(mlx5e_rep_block_tc_cb_list);
1311 static LIST_HEAD(mlx5e_rep_block_ft_cb_list);
1312 static int mlx5e_rep_setup_tc(struct net_device *dev, enum tc_setup_type type,
1315 struct mlx5e_priv *priv = netdev_priv(dev);
1316 struct flow_block_offload *f = type_data;
1318 f->unlocked_driver_cb = true;
1321 case TC_SETUP_BLOCK:
1322 return flow_block_cb_setup_simple(type_data,
1323 &mlx5e_rep_block_tc_cb_list,
1324 mlx5e_rep_setup_tc_cb,
1327 return flow_block_cb_setup_simple(type_data,
1328 &mlx5e_rep_block_ft_cb_list,
1329 mlx5e_rep_setup_ft_cb,
1336 bool mlx5e_is_uplink_rep(struct mlx5e_priv *priv)
1338 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1339 struct mlx5_eswitch_rep *rep;
1341 if (!MLX5_ESWITCH_MANAGER(priv->mdev))
1344 if (!rpriv) /* non vport rep mlx5e instances don't use this field */
1348 return (rep->vport == MLX5_VPORT_UPLINK);
1351 static bool mlx5e_rep_has_offload_stats(const struct net_device *dev, int attr_id)
1354 case IFLA_OFFLOAD_XSTATS_CPU_HIT:
1362 mlx5e_get_sw_stats64(const struct net_device *dev,
1363 struct rtnl_link_stats64 *stats)
1365 struct mlx5e_priv *priv = netdev_priv(dev);
1367 mlx5e_fold_sw_stats64(priv, stats);
1371 static int mlx5e_rep_get_offload_stats(int attr_id, const struct net_device *dev,
1375 case IFLA_OFFLOAD_XSTATS_CPU_HIT:
1376 return mlx5e_get_sw_stats64(dev, sp);
1383 mlx5e_rep_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats)
1385 struct mlx5e_priv *priv = netdev_priv(dev);
1387 /* update HW stats in background for next time */
1388 mlx5e_queue_update_stats(priv);
1389 memcpy(stats, &priv->stats.vf_vport, sizeof(*stats));
1392 static int mlx5e_rep_change_mtu(struct net_device *netdev, int new_mtu)
1394 return mlx5e_change_mtu(netdev, new_mtu, NULL);
1397 static int mlx5e_uplink_rep_change_mtu(struct net_device *netdev, int new_mtu)
1399 return mlx5e_change_mtu(netdev, new_mtu, mlx5e_set_dev_port_mtu);
1402 static int mlx5e_uplink_rep_set_mac(struct net_device *netdev, void *addr)
1404 struct sockaddr *saddr = addr;
1406 if (!is_valid_ether_addr(saddr->sa_data))
1407 return -EADDRNOTAVAIL;
1409 ether_addr_copy(netdev->dev_addr, saddr->sa_data);
1413 static int mlx5e_uplink_rep_set_vf_vlan(struct net_device *dev, int vf, u16 vlan, u8 qos,
1416 netdev_warn_once(dev, "legacy vf vlan setting isn't supported in switchdev mode\n");
1421 /* allow setting 0-vid for compatibility with libvirt */
1425 static struct devlink_port *mlx5e_get_devlink_port(struct net_device *dev)
1427 struct mlx5e_priv *priv = netdev_priv(dev);
1428 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1430 return &rpriv->dl_port;
1433 static const struct net_device_ops mlx5e_netdev_ops_rep = {
1434 .ndo_open = mlx5e_rep_open,
1435 .ndo_stop = mlx5e_rep_close,
1436 .ndo_start_xmit = mlx5e_xmit,
1437 .ndo_setup_tc = mlx5e_rep_setup_tc,
1438 .ndo_get_devlink_port = mlx5e_get_devlink_port,
1439 .ndo_get_stats64 = mlx5e_rep_get_stats,
1440 .ndo_has_offload_stats = mlx5e_rep_has_offload_stats,
1441 .ndo_get_offload_stats = mlx5e_rep_get_offload_stats,
1442 .ndo_change_mtu = mlx5e_rep_change_mtu,
1445 static const struct net_device_ops mlx5e_netdev_ops_uplink_rep = {
1446 .ndo_open = mlx5e_open,
1447 .ndo_stop = mlx5e_close,
1448 .ndo_start_xmit = mlx5e_xmit,
1449 .ndo_set_mac_address = mlx5e_uplink_rep_set_mac,
1450 .ndo_setup_tc = mlx5e_rep_setup_tc,
1451 .ndo_get_devlink_port = mlx5e_get_devlink_port,
1452 .ndo_get_stats64 = mlx5e_get_stats,
1453 .ndo_has_offload_stats = mlx5e_rep_has_offload_stats,
1454 .ndo_get_offload_stats = mlx5e_rep_get_offload_stats,
1455 .ndo_change_mtu = mlx5e_uplink_rep_change_mtu,
1456 .ndo_udp_tunnel_add = mlx5e_add_vxlan_port,
1457 .ndo_udp_tunnel_del = mlx5e_del_vxlan_port,
1458 .ndo_features_check = mlx5e_features_check,
1459 .ndo_set_vf_mac = mlx5e_set_vf_mac,
1460 .ndo_set_vf_rate = mlx5e_set_vf_rate,
1461 .ndo_get_vf_config = mlx5e_get_vf_config,
1462 .ndo_get_vf_stats = mlx5e_get_vf_stats,
1463 .ndo_set_vf_vlan = mlx5e_uplink_rep_set_vf_vlan,
1464 .ndo_set_features = mlx5e_set_features,
1467 bool mlx5e_eswitch_rep(struct net_device *netdev)
1469 if (netdev->netdev_ops == &mlx5e_netdev_ops_rep ||
1470 netdev->netdev_ops == &mlx5e_netdev_ops_uplink_rep)
1476 static void mlx5e_build_rep_params(struct net_device *netdev)
1478 struct mlx5e_priv *priv = netdev_priv(netdev);
1479 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1480 struct mlx5_eswitch_rep *rep = rpriv->rep;
1481 struct mlx5_core_dev *mdev = priv->mdev;
1482 struct mlx5e_params *params;
1484 u8 cq_period_mode = MLX5_CAP_GEN(mdev, cq_period_start_from_cqe) ?
1485 MLX5_CQ_PERIOD_MODE_START_FROM_CQE :
1486 MLX5_CQ_PERIOD_MODE_START_FROM_EQE;
1488 params = &priv->channels.params;
1489 params->hard_mtu = MLX5E_ETH_HARD_MTU;
1490 params->sw_mtu = netdev->mtu;
1493 if (rep->vport == MLX5_VPORT_UPLINK)
1494 params->log_sq_size = MLX5E_PARAMS_DEFAULT_LOG_SQ_SIZE;
1496 params->log_sq_size = MLX5E_REP_PARAMS_DEF_LOG_SQ_SIZE;
1499 mlx5e_build_rq_params(mdev, params);
1501 /* CQ moderation params */
1502 params->rx_dim_enabled = MLX5_CAP_GEN(mdev, cq_moderation);
1503 mlx5e_set_rx_cq_mode_params(params, cq_period_mode);
1506 params->tunneled_offload_en = false;
1508 mlx5_query_min_inline(mdev, ¶ms->tx_min_inline_mode);
1511 mlx5e_build_rss_params(&priv->rss_params, params->num_channels);
1514 static void mlx5e_build_rep_netdev(struct net_device *netdev)
1516 struct mlx5e_priv *priv = netdev_priv(netdev);
1517 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1518 struct mlx5_eswitch_rep *rep = rpriv->rep;
1519 struct mlx5_core_dev *mdev = priv->mdev;
1521 if (rep->vport == MLX5_VPORT_UPLINK) {
1522 SET_NETDEV_DEV(netdev, mdev->device);
1523 netdev->netdev_ops = &mlx5e_netdev_ops_uplink_rep;
1524 /* we want a persistent mac for the uplink rep */
1525 mlx5_query_mac_address(mdev, netdev->dev_addr);
1526 netdev->ethtool_ops = &mlx5e_uplink_rep_ethtool_ops;
1527 #ifdef CONFIG_MLX5_CORE_EN_DCB
1528 if (MLX5_CAP_GEN(mdev, qos))
1529 netdev->dcbnl_ops = &mlx5e_dcbnl_ops;
1532 netdev->netdev_ops = &mlx5e_netdev_ops_rep;
1533 eth_hw_addr_random(netdev);
1534 netdev->ethtool_ops = &mlx5e_rep_ethtool_ops;
1537 netdev->watchdog_timeo = 15 * HZ;
1539 netdev->features |= NETIF_F_NETNS_LOCAL;
1541 netdev->hw_features |= NETIF_F_HW_TC;
1542 netdev->hw_features |= NETIF_F_SG;
1543 netdev->hw_features |= NETIF_F_IP_CSUM;
1544 netdev->hw_features |= NETIF_F_IPV6_CSUM;
1545 netdev->hw_features |= NETIF_F_GRO;
1546 netdev->hw_features |= NETIF_F_TSO;
1547 netdev->hw_features |= NETIF_F_TSO6;
1548 netdev->hw_features |= NETIF_F_RXCSUM;
1550 if (rep->vport == MLX5_VPORT_UPLINK)
1551 netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX;
1553 netdev->features |= NETIF_F_VLAN_CHALLENGED;
1555 netdev->features |= netdev->hw_features;
1558 static int mlx5e_init_rep(struct mlx5_core_dev *mdev,
1559 struct net_device *netdev,
1560 const struct mlx5e_profile *profile,
1563 struct mlx5e_priv *priv = netdev_priv(netdev);
1566 err = mlx5e_netdev_init(netdev, priv, mdev, profile, ppriv);
1570 priv->channels.params.num_channels = MLX5E_REP_PARAMS_DEF_NUM_CHANNELS;
1572 mlx5e_build_rep_params(netdev);
1573 mlx5e_build_rep_netdev(netdev);
1575 mlx5e_timestamp_init(priv);
1580 static void mlx5e_cleanup_rep(struct mlx5e_priv *priv)
1582 mlx5e_netdev_cleanup(priv->netdev, priv);
1585 static int mlx5e_create_rep_ttc_table(struct mlx5e_priv *priv)
1587 struct ttc_params ttc_params = {};
1590 priv->fs.ns = mlx5_get_flow_namespace(priv->mdev,
1591 MLX5_FLOW_NAMESPACE_KERNEL);
1593 /* The inner_ttc in the ttc params is intentionally not set */
1594 ttc_params.any_tt_tirn = priv->direct_tir[0].tirn;
1595 mlx5e_set_ttc_ft_params(&ttc_params);
1596 for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++)
1597 ttc_params.indir_tirn[tt] = priv->indir_tir[tt].tirn;
1599 err = mlx5e_create_ttc_table(priv, &ttc_params, &priv->fs.ttc);
1601 netdev_err(priv->netdev, "Failed to create rep ttc table, err=%d\n", err);
1607 static int mlx5e_create_rep_vport_rx_rule(struct mlx5e_priv *priv)
1609 struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
1610 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1611 struct mlx5_eswitch_rep *rep = rpriv->rep;
1612 struct mlx5_flow_handle *flow_rule;
1613 struct mlx5_flow_destination dest;
1615 dest.type = MLX5_FLOW_DESTINATION_TYPE_TIR;
1616 dest.tir_num = priv->direct_tir[0].tirn;
1617 flow_rule = mlx5_eswitch_create_vport_rx_rule(esw,
1620 if (IS_ERR(flow_rule))
1621 return PTR_ERR(flow_rule);
1622 rpriv->vport_rx_rule = flow_rule;
1626 static int mlx5e_init_rep_rx(struct mlx5e_priv *priv)
1628 struct mlx5_core_dev *mdev = priv->mdev;
1631 mlx5e_init_l2_addr(priv);
1633 err = mlx5e_open_drop_rq(priv, &priv->drop_rq);
1635 mlx5_core_err(mdev, "open drop rq failed, %d\n", err);
1639 err = mlx5e_create_indirect_rqt(priv);
1641 goto err_close_drop_rq;
1643 err = mlx5e_create_direct_rqts(priv, priv->direct_tir);
1645 goto err_destroy_indirect_rqts;
1647 err = mlx5e_create_indirect_tirs(priv, false);
1649 goto err_destroy_direct_rqts;
1651 err = mlx5e_create_direct_tirs(priv, priv->direct_tir);
1653 goto err_destroy_indirect_tirs;
1655 err = mlx5e_create_rep_ttc_table(priv);
1657 goto err_destroy_direct_tirs;
1659 err = mlx5e_create_rep_vport_rx_rule(priv);
1661 goto err_destroy_ttc_table;
1665 err_destroy_ttc_table:
1666 mlx5e_destroy_ttc_table(priv, &priv->fs.ttc);
1667 err_destroy_direct_tirs:
1668 mlx5e_destroy_direct_tirs(priv, priv->direct_tir);
1669 err_destroy_indirect_tirs:
1670 mlx5e_destroy_indirect_tirs(priv, false);
1671 err_destroy_direct_rqts:
1672 mlx5e_destroy_direct_rqts(priv, priv->direct_tir);
1673 err_destroy_indirect_rqts:
1674 mlx5e_destroy_rqt(priv, &priv->indir_rqt);
1676 mlx5e_close_drop_rq(&priv->drop_rq);
1680 static void mlx5e_cleanup_rep_rx(struct mlx5e_priv *priv)
1682 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1684 mlx5_del_flow_rules(rpriv->vport_rx_rule);
1685 mlx5e_destroy_ttc_table(priv, &priv->fs.ttc);
1686 mlx5e_destroy_direct_tirs(priv, priv->direct_tir);
1687 mlx5e_destroy_indirect_tirs(priv, false);
1688 mlx5e_destroy_direct_rqts(priv, priv->direct_tir);
1689 mlx5e_destroy_rqt(priv, &priv->indir_rqt);
1690 mlx5e_close_drop_rq(&priv->drop_rq);
1693 static int mlx5e_init_ul_rep_rx(struct mlx5e_priv *priv)
1695 int err = mlx5e_init_rep_rx(priv);
1700 mlx5e_create_q_counters(priv);
1704 static void mlx5e_cleanup_ul_rep_rx(struct mlx5e_priv *priv)
1706 mlx5e_destroy_q_counters(priv);
1707 mlx5e_cleanup_rep_rx(priv);
1710 static int mlx5e_init_uplink_rep_tx(struct mlx5e_rep_priv *rpriv)
1712 struct mlx5_rep_uplink_priv *uplink_priv;
1713 struct net_device *netdev;
1714 struct mlx5e_priv *priv;
1717 netdev = rpriv->netdev;
1718 priv = netdev_priv(netdev);
1719 uplink_priv = &rpriv->uplink_priv;
1721 mutex_init(&uplink_priv->unready_flows_lock);
1722 INIT_LIST_HEAD(&uplink_priv->unready_flows);
1724 /* init shared tc flow table */
1725 err = mlx5e_tc_esw_init(&uplink_priv->tc_ht);
1729 mlx5_init_port_tun_entropy(&uplink_priv->tun_entropy, priv->mdev);
1731 /* init indirect block notifications */
1732 INIT_LIST_HEAD(&uplink_priv->tc_indr_block_priv_list);
1733 uplink_priv->netdevice_nb.notifier_call = mlx5e_nic_rep_netdevice_event;
1734 err = register_netdevice_notifier_dev_net(rpriv->netdev,
1735 &uplink_priv->netdevice_nb,
1736 &uplink_priv->netdevice_nn);
1738 mlx5_core_err(priv->mdev, "Failed to register netdev notifier\n");
1739 goto tc_esw_cleanup;
1745 mlx5e_tc_esw_cleanup(&uplink_priv->tc_ht);
1749 static int mlx5e_init_rep_tx(struct mlx5e_priv *priv)
1751 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1754 err = mlx5e_create_tises(priv);
1756 mlx5_core_warn(priv->mdev, "create tises failed, %d\n", err);
1760 if (rpriv->rep->vport == MLX5_VPORT_UPLINK) {
1761 err = mlx5e_init_uplink_rep_tx(rpriv);
1769 mlx5e_destroy_tises(priv);
1773 static void mlx5e_cleanup_uplink_rep_tx(struct mlx5e_rep_priv *rpriv)
1775 struct mlx5_rep_uplink_priv *uplink_priv = &rpriv->uplink_priv;
1777 /* clean indirect TC block notifications */
1778 unregister_netdevice_notifier_dev_net(rpriv->netdev,
1779 &uplink_priv->netdevice_nb,
1780 &uplink_priv->netdevice_nn);
1781 mlx5e_rep_indr_clean_block_privs(rpriv);
1783 /* delete shared tc flow table */
1784 mlx5e_tc_esw_cleanup(&rpriv->uplink_priv.tc_ht);
1785 mutex_destroy(&rpriv->uplink_priv.unready_flows_lock);
1788 static void mlx5e_cleanup_rep_tx(struct mlx5e_priv *priv)
1790 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1792 mlx5e_destroy_tises(priv);
1794 if (rpriv->rep->vport == MLX5_VPORT_UPLINK)
1795 mlx5e_cleanup_uplink_rep_tx(rpriv);
1798 static void mlx5e_rep_enable(struct mlx5e_priv *priv)
1800 mlx5e_set_netdev_mtu_boundaries(priv);
1803 static int mlx5e_update_rep_rx(struct mlx5e_priv *priv)
1808 static int uplink_rep_async_event(struct notifier_block *nb, unsigned long event, void *data)
1810 struct mlx5e_priv *priv = container_of(nb, struct mlx5e_priv, events_nb);
1812 if (event == MLX5_EVENT_TYPE_PORT_CHANGE) {
1813 struct mlx5_eqe *eqe = data;
1815 switch (eqe->sub_type) {
1816 case MLX5_PORT_CHANGE_SUBTYPE_DOWN:
1817 case MLX5_PORT_CHANGE_SUBTYPE_ACTIVE:
1818 queue_work(priv->wq, &priv->update_carrier_work);
1827 if (event == MLX5_DEV_EVENT_PORT_AFFINITY) {
1828 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1830 queue_work(priv->wq, &rpriv->uplink_priv.reoffload_flows_work);
1838 static void mlx5e_uplink_rep_enable(struct mlx5e_priv *priv)
1840 struct net_device *netdev = priv->netdev;
1841 struct mlx5_core_dev *mdev = priv->mdev;
1842 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1845 netdev->min_mtu = ETH_MIN_MTU;
1846 mlx5_query_port_max_mtu(priv->mdev, &max_mtu, 1);
1847 netdev->max_mtu = MLX5E_HW2SW_MTU(&priv->channels.params, max_mtu);
1848 mlx5e_set_dev_port_mtu(priv);
1850 INIT_WORK(&rpriv->uplink_priv.reoffload_flows_work,
1851 mlx5e_tc_reoffload_flows_work);
1853 mlx5_lag_add(mdev, netdev);
1854 priv->events_nb.notifier_call = uplink_rep_async_event;
1855 mlx5_notifier_register(mdev, &priv->events_nb);
1856 #ifdef CONFIG_MLX5_CORE_EN_DCB
1857 mlx5e_dcbnl_initialize(priv);
1858 mlx5e_dcbnl_init_app(priv);
1862 static void mlx5e_uplink_rep_disable(struct mlx5e_priv *priv)
1864 struct net_device *netdev = priv->netdev;
1865 struct mlx5_core_dev *mdev = priv->mdev;
1866 struct mlx5e_rep_priv *rpriv = priv->ppriv;
1868 #ifdef CONFIG_MLX5_CORE_EN_DCB
1869 mlx5e_dcbnl_delete_app(priv);
1871 mlx5_notifier_unregister(mdev, &priv->events_nb);
1872 cancel_work_sync(&rpriv->uplink_priv.reoffload_flows_work);
1873 mlx5_lag_remove(mdev, netdev);
1876 static MLX5E_DEFINE_STATS_GRP(sw_rep, 0);
1877 static MLX5E_DEFINE_STATS_GRP(vport_rep, MLX5E_NDO_UPDATE_STATS);
1879 /* The stats groups order is opposite to the update_stats() order calls */
1880 static mlx5e_stats_grp_t mlx5e_rep_stats_grps[] = {
1881 &MLX5E_STATS_GRP(sw_rep),
1882 &MLX5E_STATS_GRP(vport_rep),
1885 static unsigned int mlx5e_rep_stats_grps_num(struct mlx5e_priv *priv)
1887 return ARRAY_SIZE(mlx5e_rep_stats_grps);
1890 /* The stats groups order is opposite to the update_stats() order calls */
1891 static mlx5e_stats_grp_t mlx5e_ul_rep_stats_grps[] = {
1892 &MLX5E_STATS_GRP(sw),
1893 &MLX5E_STATS_GRP(qcnt),
1894 &MLX5E_STATS_GRP(vnic_env),
1895 &MLX5E_STATS_GRP(vport),
1896 &MLX5E_STATS_GRP(802_3),
1897 &MLX5E_STATS_GRP(2863),
1898 &MLX5E_STATS_GRP(2819),
1899 &MLX5E_STATS_GRP(phy),
1900 &MLX5E_STATS_GRP(eth_ext),
1901 &MLX5E_STATS_GRP(pcie),
1902 &MLX5E_STATS_GRP(per_prio),
1903 &MLX5E_STATS_GRP(pme),
1904 &MLX5E_STATS_GRP(channels),
1905 &MLX5E_STATS_GRP(per_port_buff_congest),
1908 static unsigned int mlx5e_ul_rep_stats_grps_num(struct mlx5e_priv *priv)
1910 return ARRAY_SIZE(mlx5e_ul_rep_stats_grps);
1913 static const struct mlx5e_profile mlx5e_rep_profile = {
1914 .init = mlx5e_init_rep,
1915 .cleanup = mlx5e_cleanup_rep,
1916 .init_rx = mlx5e_init_rep_rx,
1917 .cleanup_rx = mlx5e_cleanup_rep_rx,
1918 .init_tx = mlx5e_init_rep_tx,
1919 .cleanup_tx = mlx5e_cleanup_rep_tx,
1920 .enable = mlx5e_rep_enable,
1921 .update_rx = mlx5e_update_rep_rx,
1922 .update_stats = mlx5e_update_ndo_stats,
1923 .rx_handlers.handle_rx_cqe = mlx5e_handle_rx_cqe_rep,
1924 .rx_handlers.handle_rx_cqe_mpwqe = mlx5e_handle_rx_cqe_mpwrq,
1926 .rq_groups = MLX5E_NUM_RQ_GROUPS(REGULAR),
1927 .stats_grps = mlx5e_rep_stats_grps,
1928 .stats_grps_num = mlx5e_rep_stats_grps_num,
1931 static const struct mlx5e_profile mlx5e_uplink_rep_profile = {
1932 .init = mlx5e_init_rep,
1933 .cleanup = mlx5e_cleanup_rep,
1934 .init_rx = mlx5e_init_ul_rep_rx,
1935 .cleanup_rx = mlx5e_cleanup_ul_rep_rx,
1936 .init_tx = mlx5e_init_rep_tx,
1937 .cleanup_tx = mlx5e_cleanup_rep_tx,
1938 .enable = mlx5e_uplink_rep_enable,
1939 .disable = mlx5e_uplink_rep_disable,
1940 .update_rx = mlx5e_update_rep_rx,
1941 .update_stats = mlx5e_update_ndo_stats,
1942 .update_carrier = mlx5e_update_carrier,
1943 .rx_handlers.handle_rx_cqe = mlx5e_handle_rx_cqe_rep,
1944 .rx_handlers.handle_rx_cqe_mpwqe = mlx5e_handle_rx_cqe_mpwrq,
1945 .max_tc = MLX5E_MAX_NUM_TC,
1946 .rq_groups = MLX5E_NUM_RQ_GROUPS(REGULAR),
1947 .stats_grps = mlx5e_ul_rep_stats_grps,
1948 .stats_grps_num = mlx5e_ul_rep_stats_grps_num,
1952 is_devlink_port_supported(const struct mlx5_core_dev *dev,
1953 const struct mlx5e_rep_priv *rpriv)
1955 return rpriv->rep->vport == MLX5_VPORT_UPLINK ||
1956 rpriv->rep->vport == MLX5_VPORT_PF ||
1957 mlx5_eswitch_is_vf_vport(dev->priv.eswitch, rpriv->rep->vport);
1961 vport_to_devlink_port_index(const struct mlx5_core_dev *dev, u16 vport_num)
1963 return (MLX5_CAP_GEN(dev, vhca_id) << 16) | vport_num;
1966 static int register_devlink_port(struct mlx5_core_dev *dev,
1967 struct mlx5e_rep_priv *rpriv)
1969 struct devlink *devlink = priv_to_devlink(dev);
1970 struct mlx5_eswitch_rep *rep = rpriv->rep;
1971 struct netdev_phys_item_id ppid = {};
1972 unsigned int dl_port_index = 0;
1974 if (!is_devlink_port_supported(dev, rpriv))
1977 mlx5e_rep_get_port_parent_id(rpriv->netdev, &ppid);
1979 if (rep->vport == MLX5_VPORT_UPLINK) {
1980 devlink_port_attrs_set(&rpriv->dl_port,
1981 DEVLINK_PORT_FLAVOUR_PHYSICAL,
1982 PCI_FUNC(dev->pdev->devfn), false, 0,
1983 &ppid.id[0], ppid.id_len);
1984 dl_port_index = vport_to_devlink_port_index(dev, rep->vport);
1985 } else if (rep->vport == MLX5_VPORT_PF) {
1986 devlink_port_attrs_pci_pf_set(&rpriv->dl_port,
1987 &ppid.id[0], ppid.id_len,
1989 dl_port_index = rep->vport;
1990 } else if (mlx5_eswitch_is_vf_vport(dev->priv.eswitch,
1991 rpriv->rep->vport)) {
1992 devlink_port_attrs_pci_vf_set(&rpriv->dl_port,
1993 &ppid.id[0], ppid.id_len,
1996 dl_port_index = vport_to_devlink_port_index(dev, rep->vport);
1999 return devlink_port_register(devlink, &rpriv->dl_port, dl_port_index);
2002 static void unregister_devlink_port(struct mlx5_core_dev *dev,
2003 struct mlx5e_rep_priv *rpriv)
2005 if (is_devlink_port_supported(dev, rpriv))
2006 devlink_port_unregister(&rpriv->dl_port);
2009 /* e-Switch vport representors */
2011 mlx5e_vport_rep_load(struct mlx5_core_dev *dev, struct mlx5_eswitch_rep *rep)
2013 const struct mlx5e_profile *profile;
2014 struct mlx5e_rep_priv *rpriv;
2015 struct net_device *netdev;
2018 rpriv = kzalloc(sizeof(*rpriv), GFP_KERNEL);
2022 /* rpriv->rep to be looked up when profile->init() is called */
2025 nch = mlx5e_get_max_num_channels(dev);
2026 profile = (rep->vport == MLX5_VPORT_UPLINK) ?
2027 &mlx5e_uplink_rep_profile : &mlx5e_rep_profile;
2028 netdev = mlx5e_create_netdev(dev, profile, nch, rpriv);
2030 pr_warn("Failed to create representor netdev for vport %d\n",
2036 dev_net_set(netdev, mlx5_core_net(dev));
2037 rpriv->netdev = netdev;
2038 rep->rep_data[REP_ETH].priv = rpriv;
2039 INIT_LIST_HEAD(&rpriv->vport_sqs_list);
2041 if (rep->vport == MLX5_VPORT_UPLINK) {
2042 err = mlx5e_create_mdev_resources(dev);
2044 goto err_destroy_netdev;
2047 err = mlx5e_attach_netdev(netdev_priv(netdev));
2049 pr_warn("Failed to attach representor netdev for vport %d\n",
2051 goto err_destroy_mdev_resources;
2054 err = mlx5e_rep_neigh_init(rpriv);
2056 pr_warn("Failed to initialized neighbours handling for vport %d\n",
2058 goto err_detach_netdev;
2061 err = register_devlink_port(dev, rpriv);
2063 esw_warn(dev, "Failed to register devlink port %d\n",
2065 goto err_neigh_cleanup;
2068 err = register_netdev(netdev);
2070 pr_warn("Failed to register representor netdev for vport %d\n",
2072 goto err_devlink_cleanup;
2075 if (is_devlink_port_supported(dev, rpriv))
2076 devlink_port_type_eth_set(&rpriv->dl_port, netdev);
2079 err_devlink_cleanup:
2080 unregister_devlink_port(dev, rpriv);
2083 mlx5e_rep_neigh_cleanup(rpriv);
2086 mlx5e_detach_netdev(netdev_priv(netdev));
2088 err_destroy_mdev_resources:
2089 if (rep->vport == MLX5_VPORT_UPLINK)
2090 mlx5e_destroy_mdev_resources(dev);
2093 mlx5e_destroy_netdev(netdev_priv(netdev));
2099 mlx5e_vport_rep_unload(struct mlx5_eswitch_rep *rep)
2101 struct mlx5e_rep_priv *rpriv = mlx5e_rep_to_rep_priv(rep);
2102 struct net_device *netdev = rpriv->netdev;
2103 struct mlx5e_priv *priv = netdev_priv(netdev);
2104 struct mlx5_core_dev *dev = priv->mdev;
2105 void *ppriv = priv->ppriv;
2107 if (is_devlink_port_supported(dev, rpriv))
2108 devlink_port_type_clear(&rpriv->dl_port);
2109 unregister_netdev(netdev);
2110 unregister_devlink_port(dev, rpriv);
2111 mlx5e_rep_neigh_cleanup(rpriv);
2112 mlx5e_detach_netdev(priv);
2113 if (rep->vport == MLX5_VPORT_UPLINK)
2114 mlx5e_destroy_mdev_resources(priv->mdev);
2115 mlx5e_destroy_netdev(priv);
2116 kfree(ppriv); /* mlx5e_rep_priv */
2119 static void *mlx5e_vport_rep_get_proto_dev(struct mlx5_eswitch_rep *rep)
2121 struct mlx5e_rep_priv *rpriv;
2123 rpriv = mlx5e_rep_to_rep_priv(rep);
2125 return rpriv->netdev;
2128 static const struct mlx5_eswitch_rep_ops rep_ops = {
2129 .load = mlx5e_vport_rep_load,
2130 .unload = mlx5e_vport_rep_unload,
2131 .get_proto_dev = mlx5e_vport_rep_get_proto_dev
2134 void mlx5e_rep_register_vport_reps(struct mlx5_core_dev *mdev)
2136 struct mlx5_eswitch *esw = mdev->priv.eswitch;
2138 mlx5_eswitch_register_vport_reps(esw, &rep_ops, REP_ETH);
2141 void mlx5e_rep_unregister_vport_reps(struct mlx5_core_dev *mdev)
2143 struct mlx5_eswitch *esw = mdev->priv.eswitch;
2145 mlx5_eswitch_unregister_vport_reps(esw, REP_ETH);