diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 210 |
1 files changed, 177 insertions, 33 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 1650d9852b5b..efc7acb4842c 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -23,6 +23,8 @@ #include <linux/netlink.h> #include <linux/jhash.h> #include <linux/log2.h> +#include <linux/refcount.h> +#include <linux/rhashtable.h> #include <net/switchdev.h> #include <net/pkt_cls.h> #include <net/netevent.h> @@ -45,7 +47,7 @@ #define MLXSW_SP1_FWREV_MAJOR 13 #define MLXSW_SP1_FWREV_MINOR 2008 -#define MLXSW_SP1_FWREV_SUBMINOR 2018 +#define MLXSW_SP1_FWREV_SUBMINOR 2406 #define MLXSW_SP1_FWREV_CAN_RESET_MINOR 1702 static const struct mlxsw_fw_rev mlxsw_sp1_fw_rev = { @@ -62,7 +64,7 @@ static const struct mlxsw_fw_rev mlxsw_sp1_fw_rev = { #define MLXSW_SP2_FWREV_MAJOR 29 #define MLXSW_SP2_FWREV_MINOR 2008 -#define MLXSW_SP2_FWREV_SUBMINOR 2018 +#define MLXSW_SP2_FWREV_SUBMINOR 2406 static const struct mlxsw_fw_rev mlxsw_sp2_fw_rev = { .major = MLXSW_SP2_FWREV_MAJOR, @@ -77,7 +79,7 @@ static const struct mlxsw_fw_rev mlxsw_sp2_fw_rev = { #define MLXSW_SP3_FWREV_MAJOR 30 #define MLXSW_SP3_FWREV_MINOR 2008 -#define MLXSW_SP3_FWREV_SUBMINOR 2018 +#define MLXSW_SP3_FWREV_SUBMINOR 2406 static const struct mlxsw_fw_rev mlxsw_sp3_fw_rev = { .major = MLXSW_SP3_FWREV_MAJOR, @@ -400,6 +402,22 @@ int mlxsw_sp_ethtype_to_sver_type(u16 ethtype, u8 *p_sver_type) return 0; } +int mlxsw_sp_port_egress_ethtype_set(struct mlxsw_sp_port *mlxsw_sp_port, + u16 ethtype) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + char spevet_pl[MLXSW_REG_SPEVET_LEN]; + u8 sver_type; + int err; + + err = mlxsw_sp_ethtype_to_sver_type(ethtype, &sver_type); + if (err) + return err; + + mlxsw_reg_spevet_pack(spevet_pl, mlxsw_sp_port->local_port, sver_type); + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spevet), spevet_pl); +} + static int __mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid, u16 ethtype) { @@ -2212,32 +2230,6 @@ void mlxsw_sp_ptp_receive(struct mlxsw_sp *mlxsw_sp, struct sk_buff *skb, mlxsw_sp->ptp_ops->receive(mlxsw_sp, skb, local_port); } -void mlxsw_sp_sample_receive(struct mlxsw_sp *mlxsw_sp, struct sk_buff *skb, - u8 local_port) -{ - struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp->ports[local_port]; - struct mlxsw_sp_port_sample *sample; - u32 size; - - if (unlikely(!mlxsw_sp_port)) { - dev_warn_ratelimited(mlxsw_sp->bus_info->dev, "Port %d: sample skb received for non-existent port\n", - local_port); - goto out; - } - - rcu_read_lock(); - sample = rcu_dereference(mlxsw_sp_port->sample); - if (!sample) - goto out_unlock; - size = sample->truncate ? sample->trunc_size : skb->len; - psample_sample_packet(sample->psample_group, skb, size, - mlxsw_sp_port->dev->ifindex, 0, sample->rate); -out_unlock: - rcu_read_unlock(); -out: - consume_skb(skb); -} - #define MLXSW_SP_RXL_NO_MARK(_trap_id, _action, _trap_group, _is_ctrl) \ MLXSW_RXL(mlxsw_sp_rx_listener_no_mark_func, _trap_id, _action, \ _is_ctrl, SP_##_trap_group, DISCARD) @@ -2576,6 +2568,142 @@ static const struct mlxsw_sp_ptp_ops mlxsw_sp2_ptp_ops = { .get_stats = mlxsw_sp2_get_stats, }; +struct mlxsw_sp_sample_trigger_node { + struct mlxsw_sp_sample_trigger trigger; + struct mlxsw_sp_sample_params params; + struct rhash_head ht_node; + struct rcu_head rcu; + refcount_t refcount; +}; + +static const struct rhashtable_params mlxsw_sp_sample_trigger_ht_params = { + .key_offset = offsetof(struct mlxsw_sp_sample_trigger_node, trigger), + .head_offset = offsetof(struct mlxsw_sp_sample_trigger_node, ht_node), + .key_len = sizeof(struct mlxsw_sp_sample_trigger), + .automatic_shrinking = true, +}; + +static void +mlxsw_sp_sample_trigger_key_init(struct mlxsw_sp_sample_trigger *key, + const struct mlxsw_sp_sample_trigger *trigger) +{ + memset(key, 0, sizeof(*key)); + key->type = trigger->type; + key->local_port = trigger->local_port; +} + +/* RCU read lock must be held */ +struct mlxsw_sp_sample_params * +mlxsw_sp_sample_trigger_params_lookup(struct mlxsw_sp *mlxsw_sp, + const struct mlxsw_sp_sample_trigger *trigger) +{ + struct mlxsw_sp_sample_trigger_node *trigger_node; + struct mlxsw_sp_sample_trigger key; + + mlxsw_sp_sample_trigger_key_init(&key, trigger); + trigger_node = rhashtable_lookup(&mlxsw_sp->sample_trigger_ht, &key, + mlxsw_sp_sample_trigger_ht_params); + if (!trigger_node) + return NULL; + + return &trigger_node->params; +} + +static int +mlxsw_sp_sample_trigger_node_init(struct mlxsw_sp *mlxsw_sp, + const struct mlxsw_sp_sample_trigger *trigger, + const struct mlxsw_sp_sample_params *params) +{ + struct mlxsw_sp_sample_trigger_node *trigger_node; + int err; + + trigger_node = kzalloc(sizeof(*trigger_node), GFP_KERNEL); + if (!trigger_node) + return -ENOMEM; + + trigger_node->trigger = *trigger; + trigger_node->params = *params; + refcount_set(&trigger_node->refcount, 1); + + err = rhashtable_insert_fast(&mlxsw_sp->sample_trigger_ht, + &trigger_node->ht_node, + mlxsw_sp_sample_trigger_ht_params); + if (err) + goto err_rhashtable_insert; + + return 0; + +err_rhashtable_insert: + kfree(trigger_node); + return err; +} + +static void +mlxsw_sp_sample_trigger_node_fini(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_sample_trigger_node *trigger_node) +{ + rhashtable_remove_fast(&mlxsw_sp->sample_trigger_ht, + &trigger_node->ht_node, + mlxsw_sp_sample_trigger_ht_params); + kfree_rcu(trigger_node, rcu); +} + +int +mlxsw_sp_sample_trigger_params_set(struct mlxsw_sp *mlxsw_sp, + const struct mlxsw_sp_sample_trigger *trigger, + const struct mlxsw_sp_sample_params *params, + struct netlink_ext_ack *extack) +{ + struct mlxsw_sp_sample_trigger_node *trigger_node; + struct mlxsw_sp_sample_trigger key; + + ASSERT_RTNL(); + + mlxsw_sp_sample_trigger_key_init(&key, trigger); + + trigger_node = rhashtable_lookup_fast(&mlxsw_sp->sample_trigger_ht, + &key, + mlxsw_sp_sample_trigger_ht_params); + if (!trigger_node) + return mlxsw_sp_sample_trigger_node_init(mlxsw_sp, &key, + params); + + if (trigger_node->params.psample_group != params->psample_group || + trigger_node->params.truncate != params->truncate || + trigger_node->params.rate != params->rate || + trigger_node->params.trunc_size != params->trunc_size) { + NL_SET_ERR_MSG_MOD(extack, "Sampling parameters do not match for an existing sampling trigger"); + return -EINVAL; + } + + refcount_inc(&trigger_node->refcount); + + return 0; +} + +void +mlxsw_sp_sample_trigger_params_unset(struct mlxsw_sp *mlxsw_sp, + const struct mlxsw_sp_sample_trigger *trigger) +{ + struct mlxsw_sp_sample_trigger_node *trigger_node; + struct mlxsw_sp_sample_trigger key; + + ASSERT_RTNL(); + + mlxsw_sp_sample_trigger_key_init(&key, trigger); + + trigger_node = rhashtable_lookup_fast(&mlxsw_sp->sample_trigger_ht, + &key, + mlxsw_sp_sample_trigger_ht_params); + if (!trigger_node) + return; + + if (!refcount_dec_and_test(&trigger_node->refcount)) + return; + + mlxsw_sp_sample_trigger_node_fini(mlxsw_sp, trigger_node); +} + static int mlxsw_sp_netdevice_event(struct notifier_block *unused, unsigned long event, void *ptr); @@ -2730,6 +2858,13 @@ static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core, goto err_port_module_info_init; } + err = rhashtable_init(&mlxsw_sp->sample_trigger_ht, + &mlxsw_sp_sample_trigger_ht_params); + if (err) { + dev_err(mlxsw_sp->bus_info->dev, "Failed to init sampling trigger hashtable\n"); + goto err_sample_trigger_init; + } + err = mlxsw_sp_ports_create(mlxsw_sp); if (err) { dev_err(mlxsw_sp->bus_info->dev, "Failed to create ports\n"); @@ -2739,6 +2874,8 @@ static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core, return 0; err_ports_create: + rhashtable_destroy(&mlxsw_sp->sample_trigger_ht); +err_sample_trigger_init: mlxsw_sp_port_module_info_fini(mlxsw_sp); err_port_module_info_init: mlxsw_sp_dpipe_fini(mlxsw_sp); @@ -2788,6 +2925,7 @@ static int mlxsw_sp1_init(struct mlxsw_core *mlxsw_core, { struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core); + mlxsw_sp->switchdev_ops = &mlxsw_sp1_switchdev_ops; mlxsw_sp->kvdl_ops = &mlxsw_sp1_kvdl_ops; mlxsw_sp->afa_ops = &mlxsw_sp1_act_afa_ops; mlxsw_sp->afk_ops = &mlxsw_sp1_afk_ops; @@ -2796,7 +2934,6 @@ static int mlxsw_sp1_init(struct mlxsw_core *mlxsw_core, mlxsw_sp->acl_tcam_ops = &mlxsw_sp1_acl_tcam_ops; mlxsw_sp->nve_ops_arr = mlxsw_sp1_nve_ops_arr; mlxsw_sp->mac_mask = mlxsw_sp1_mac_mask; - mlxsw_sp->rif_ops_arr = mlxsw_sp1_rif_ops_arr; mlxsw_sp->sb_vals = &mlxsw_sp1_sb_vals; mlxsw_sp->sb_ops = &mlxsw_sp1_sb_ops; mlxsw_sp->port_type_speed_ops = &mlxsw_sp1_port_type_speed_ops; @@ -2804,6 +2941,8 @@ static int mlxsw_sp1_init(struct mlxsw_core *mlxsw_core, mlxsw_sp->span_ops = &mlxsw_sp1_span_ops; mlxsw_sp->policer_core_ops = &mlxsw_sp1_policer_core_ops; mlxsw_sp->trap_ops = &mlxsw_sp1_trap_ops; + mlxsw_sp->mall_ops = &mlxsw_sp1_mall_ops; + mlxsw_sp->router_ops = &mlxsw_sp1_router_ops; mlxsw_sp->listeners = mlxsw_sp1_listener; mlxsw_sp->listeners_count = ARRAY_SIZE(mlxsw_sp1_listener); mlxsw_sp->lowest_shaper_bs = MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP1; @@ -2817,6 +2956,7 @@ static int mlxsw_sp2_init(struct mlxsw_core *mlxsw_core, { struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core); + mlxsw_sp->switchdev_ops = &mlxsw_sp2_switchdev_ops; mlxsw_sp->kvdl_ops = &mlxsw_sp2_kvdl_ops; mlxsw_sp->afa_ops = &mlxsw_sp2_act_afa_ops; mlxsw_sp->afk_ops = &mlxsw_sp2_afk_ops; @@ -2825,7 +2965,6 @@ static int mlxsw_sp2_init(struct mlxsw_core *mlxsw_core, mlxsw_sp->acl_tcam_ops = &mlxsw_sp2_acl_tcam_ops; mlxsw_sp->nve_ops_arr = mlxsw_sp2_nve_ops_arr; mlxsw_sp->mac_mask = mlxsw_sp2_mac_mask; - mlxsw_sp->rif_ops_arr = mlxsw_sp2_rif_ops_arr; mlxsw_sp->sb_vals = &mlxsw_sp2_sb_vals; mlxsw_sp->sb_ops = &mlxsw_sp2_sb_ops; mlxsw_sp->port_type_speed_ops = &mlxsw_sp2_port_type_speed_ops; @@ -2833,6 +2972,8 @@ static int mlxsw_sp2_init(struct mlxsw_core *mlxsw_core, mlxsw_sp->span_ops = &mlxsw_sp2_span_ops; mlxsw_sp->policer_core_ops = &mlxsw_sp2_policer_core_ops; mlxsw_sp->trap_ops = &mlxsw_sp2_trap_ops; + mlxsw_sp->mall_ops = &mlxsw_sp2_mall_ops; + mlxsw_sp->router_ops = &mlxsw_sp2_router_ops; mlxsw_sp->lowest_shaper_bs = MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP2; return mlxsw_sp_init(mlxsw_core, mlxsw_bus_info, extack); @@ -2844,6 +2985,7 @@ static int mlxsw_sp3_init(struct mlxsw_core *mlxsw_core, { struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core); + mlxsw_sp->switchdev_ops = &mlxsw_sp2_switchdev_ops; mlxsw_sp->kvdl_ops = &mlxsw_sp2_kvdl_ops; mlxsw_sp->afa_ops = &mlxsw_sp2_act_afa_ops; mlxsw_sp->afk_ops = &mlxsw_sp2_afk_ops; @@ -2852,7 +2994,6 @@ static int mlxsw_sp3_init(struct mlxsw_core *mlxsw_core, mlxsw_sp->acl_tcam_ops = &mlxsw_sp2_acl_tcam_ops; mlxsw_sp->nve_ops_arr = mlxsw_sp2_nve_ops_arr; mlxsw_sp->mac_mask = mlxsw_sp2_mac_mask; - mlxsw_sp->rif_ops_arr = mlxsw_sp2_rif_ops_arr; mlxsw_sp->sb_vals = &mlxsw_sp2_sb_vals; mlxsw_sp->sb_ops = &mlxsw_sp3_sb_ops; mlxsw_sp->port_type_speed_ops = &mlxsw_sp2_port_type_speed_ops; @@ -2860,6 +3001,8 @@ static int mlxsw_sp3_init(struct mlxsw_core *mlxsw_core, mlxsw_sp->span_ops = &mlxsw_sp3_span_ops; mlxsw_sp->policer_core_ops = &mlxsw_sp2_policer_core_ops; mlxsw_sp->trap_ops = &mlxsw_sp2_trap_ops; + mlxsw_sp->mall_ops = &mlxsw_sp2_mall_ops; + mlxsw_sp->router_ops = &mlxsw_sp2_router_ops; mlxsw_sp->lowest_shaper_bs = MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP3; return mlxsw_sp_init(mlxsw_core, mlxsw_bus_info, extack); @@ -2870,6 +3013,7 @@ static void mlxsw_sp_fini(struct mlxsw_core *mlxsw_core) struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core); mlxsw_sp_ports_remove(mlxsw_sp); + rhashtable_destroy(&mlxsw_sp->sample_trigger_ht); mlxsw_sp_port_module_info_fini(mlxsw_sp); mlxsw_sp_dpipe_fini(mlxsw_sp); unregister_netdevice_notifier_net(mlxsw_sp_net(mlxsw_sp), @@ -4283,7 +4427,7 @@ static int mlxsw_sp_netdevice_bridge_event(struct net_device *br_dev, if (br_vlan_enabled(br_dev)) { br_vlan_get_proto(br_dev, &proto); if (proto == ETH_P_8021AD) { - NL_SET_ERR_MSG_MOD(extack, "Uppers are not supported on top of an 802.1ad bridge"); + NL_SET_ERR_MSG_MOD(extack, "Upper devices are not supported on top of an 802.1ad bridge"); return -EOPNOTSUPP; } } |