// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
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/* Copyright (c) 2019 Mellanox Technologies. All rights reserved */
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#include <linux/bitops.h>
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#include <linux/kernel.h>
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#include <linux/netlink.h>
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#include <net/devlink.h>
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#include <uapi/linux/devlink.h>
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#include "core.h"
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#include "reg.h"
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#include "spectrum.h"
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#include "spectrum_trap.h"
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struct mlxsw_sp_trap_policer_item {
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struct devlink_trap_policer policer;
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u16 hw_id;
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};
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struct mlxsw_sp_trap_group_item {
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struct devlink_trap_group group;
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u16 hw_group_id;
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u8 priority;
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u8 fixed_policer:1; /* Whether policer binding can change */
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};
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#define MLXSW_SP_TRAP_LISTENERS_MAX 3
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struct mlxsw_sp_trap_item {
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struct devlink_trap trap;
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struct mlxsw_listener listeners_arr[MLXSW_SP_TRAP_LISTENERS_MAX];
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u8 is_source:1;
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};
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/* All driver-specific traps must be documented in
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* Documentation/networking/devlink/mlxsw.rst
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*/
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enum {
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DEVLINK_MLXSW_TRAP_ID_BASE = DEVLINK_TRAP_GENERIC_ID_MAX,
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DEVLINK_MLXSW_TRAP_ID_IRIF_DISABLED,
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DEVLINK_MLXSW_TRAP_ID_ERIF_DISABLED,
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};
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#define DEVLINK_MLXSW_TRAP_NAME_IRIF_DISABLED \
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"irif_disabled"
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#define DEVLINK_MLXSW_TRAP_NAME_ERIF_DISABLED \
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"erif_disabled"
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#define MLXSW_SP_TRAP_METADATA DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT
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enum {
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/* Packet was early dropped. */
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MLXSW_SP_MIRROR_REASON_INGRESS_WRED = 9,
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};
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static int mlxsw_sp_rx_listener(struct mlxsw_sp *mlxsw_sp, struct sk_buff *skb,
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u8 local_port,
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struct mlxsw_sp_port *mlxsw_sp_port)
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{
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struct mlxsw_sp_port_pcpu_stats *pcpu_stats;
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if (unlikely(!mlxsw_sp_port)) {
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dev_warn_ratelimited(mlxsw_sp->bus_info->dev, "Port %d: skb received for non-existent port\n",
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local_port);
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kfree_skb(skb);
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return -EINVAL;
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}
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skb->dev = mlxsw_sp_port->dev;
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pcpu_stats = this_cpu_ptr(mlxsw_sp_port->pcpu_stats);
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u64_stats_update_begin(&pcpu_stats->syncp);
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pcpu_stats->rx_packets++;
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pcpu_stats->rx_bytes += skb->len;
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u64_stats_update_end(&pcpu_stats->syncp);
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skb->protocol = eth_type_trans(skb, skb->dev);
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return 0;
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}
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static void mlxsw_sp_rx_drop_listener(struct sk_buff *skb, u8 local_port,
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void *trap_ctx)
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{
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struct devlink_port *in_devlink_port;
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struct mlxsw_sp_port *mlxsw_sp_port;
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struct mlxsw_sp *mlxsw_sp;
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struct devlink *devlink;
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int err;
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mlxsw_sp = devlink_trap_ctx_priv(trap_ctx);
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mlxsw_sp_port = mlxsw_sp->ports[local_port];
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err = mlxsw_sp_rx_listener(mlxsw_sp, skb, local_port, mlxsw_sp_port);
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if (err)
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return;
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devlink = priv_to_devlink(mlxsw_sp->core);
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in_devlink_port = mlxsw_core_port_devlink_port_get(mlxsw_sp->core,
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local_port);
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skb_push(skb, ETH_HLEN);
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devlink_trap_report(devlink, skb, trap_ctx, in_devlink_port, NULL);
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consume_skb(skb);
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}
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static void mlxsw_sp_rx_acl_drop_listener(struct sk_buff *skb, u8 local_port,
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void *trap_ctx)
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{
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u32 cookie_index = mlxsw_skb_cb(skb)->cookie_index;
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const struct flow_action_cookie *fa_cookie;
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struct devlink_port *in_devlink_port;
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struct mlxsw_sp_port *mlxsw_sp_port;
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struct mlxsw_sp *mlxsw_sp;
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struct devlink *devlink;
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int err;
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mlxsw_sp = devlink_trap_ctx_priv(trap_ctx);
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mlxsw_sp_port = mlxsw_sp->ports[local_port];
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err = mlxsw_sp_rx_listener(mlxsw_sp, skb, local_port, mlxsw_sp_port);
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if (err)
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return;
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devlink = priv_to_devlink(mlxsw_sp->core);
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in_devlink_port = mlxsw_core_port_devlink_port_get(mlxsw_sp->core,
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local_port);
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skb_push(skb, ETH_HLEN);
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rcu_read_lock();
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fa_cookie = mlxsw_sp_acl_act_cookie_lookup(mlxsw_sp, cookie_index);
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devlink_trap_report(devlink, skb, trap_ctx, in_devlink_port, fa_cookie);
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rcu_read_unlock();
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consume_skb(skb);
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}
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static int __mlxsw_sp_rx_no_mark_listener(struct sk_buff *skb, u8 local_port,
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void *trap_ctx)
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{
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struct devlink_port *in_devlink_port;
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struct mlxsw_sp_port *mlxsw_sp_port;
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struct mlxsw_sp *mlxsw_sp;
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struct devlink *devlink;
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int err;
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mlxsw_sp = devlink_trap_ctx_priv(trap_ctx);
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mlxsw_sp_port = mlxsw_sp->ports[local_port];
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err = mlxsw_sp_rx_listener(mlxsw_sp, skb, local_port, mlxsw_sp_port);
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if (err)
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return err;
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devlink = priv_to_devlink(mlxsw_sp->core);
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in_devlink_port = mlxsw_core_port_devlink_port_get(mlxsw_sp->core,
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local_port);
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skb_push(skb, ETH_HLEN);
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devlink_trap_report(devlink, skb, trap_ctx, in_devlink_port, NULL);
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skb_pull(skb, ETH_HLEN);
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return 0;
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}
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static void mlxsw_sp_rx_no_mark_listener(struct sk_buff *skb, u8 local_port,
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void *trap_ctx)
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{
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int err;
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err = __mlxsw_sp_rx_no_mark_listener(skb, local_port, trap_ctx);
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if (err)
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return;
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netif_receive_skb(skb);
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}
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static void mlxsw_sp_rx_mark_listener(struct sk_buff *skb, u8 local_port,
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void *trap_ctx)
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{
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skb->offload_fwd_mark = 1;
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mlxsw_sp_rx_no_mark_listener(skb, local_port, trap_ctx);
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}
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static void mlxsw_sp_rx_l3_mark_listener(struct sk_buff *skb, u8 local_port,
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void *trap_ctx)
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{
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skb->offload_l3_fwd_mark = 1;
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skb->offload_fwd_mark = 1;
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mlxsw_sp_rx_no_mark_listener(skb, local_port, trap_ctx);
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}
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static void mlxsw_sp_rx_ptp_listener(struct sk_buff *skb, u8 local_port,
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void *trap_ctx)
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{
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struct mlxsw_sp *mlxsw_sp = devlink_trap_ctx_priv(trap_ctx);
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int err;
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err = __mlxsw_sp_rx_no_mark_listener(skb, local_port, trap_ctx);
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if (err)
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return;
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/* The PTP handler expects skb->data to point to the start of the
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* Ethernet header.
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*/
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skb_push(skb, ETH_HLEN);
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mlxsw_sp_ptp_receive(mlxsw_sp, skb, local_port);
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}
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static void mlxsw_sp_rx_sample_listener(struct sk_buff *skb, u8 local_port,
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void *trap_ctx)
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{
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struct mlxsw_sp *mlxsw_sp = devlink_trap_ctx_priv(trap_ctx);
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int err;
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err = __mlxsw_sp_rx_no_mark_listener(skb, local_port, trap_ctx);
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if (err)
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return;
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/* The sample handler expects skb->data to point to the start of the
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* Ethernet header.
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*/
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skb_push(skb, ETH_HLEN);
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mlxsw_sp_sample_receive(mlxsw_sp, skb, local_port);
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}
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#define MLXSW_SP_TRAP_DROP(_id, _group_id) \
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DEVLINK_TRAP_GENERIC(DROP, DROP, _id, \
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DEVLINK_TRAP_GROUP_GENERIC_ID_##_group_id, \
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MLXSW_SP_TRAP_METADATA)
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#define MLXSW_SP_TRAP_DROP_EXT(_id, _group_id, _metadata) \
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DEVLINK_TRAP_GENERIC(DROP, DROP, _id, \
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DEVLINK_TRAP_GROUP_GENERIC_ID_##_group_id, \
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MLXSW_SP_TRAP_METADATA | (_metadata))
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#define MLXSW_SP_TRAP_BUFFER_DROP(_id) \
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DEVLINK_TRAP_GENERIC(DROP, TRAP, _id, \
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DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS, \
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MLXSW_SP_TRAP_METADATA)
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#define MLXSW_SP_TRAP_DRIVER_DROP(_id, _group_id) \
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DEVLINK_TRAP_DRIVER(DROP, DROP, DEVLINK_MLXSW_TRAP_ID_##_id, \
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DEVLINK_MLXSW_TRAP_NAME_##_id, \
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DEVLINK_TRAP_GROUP_GENERIC_ID_##_group_id, \
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MLXSW_SP_TRAP_METADATA)
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#define MLXSW_SP_TRAP_EXCEPTION(_id, _group_id) \
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DEVLINK_TRAP_GENERIC(EXCEPTION, TRAP, _id, \
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DEVLINK_TRAP_GROUP_GENERIC_ID_##_group_id, \
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MLXSW_SP_TRAP_METADATA)
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#define MLXSW_SP_TRAP_CONTROL(_id, _group_id, _action) \
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DEVLINK_TRAP_GENERIC(CONTROL, _action, _id, \
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DEVLINK_TRAP_GROUP_GENERIC_ID_##_group_id, \
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MLXSW_SP_TRAP_METADATA)
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#define MLXSW_SP_RXL_DISCARD(_id, _group_id) \
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MLXSW_RXL_DIS(mlxsw_sp_rx_drop_listener, DISCARD_##_id, \
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TRAP_EXCEPTION_TO_CPU, false, SP_##_group_id, \
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SET_FW_DEFAULT, SP_##_group_id)
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#define MLXSW_SP_RXL_ACL_DISCARD(_id, _en_group_id, _dis_group_id) \
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MLXSW_RXL_DIS(mlxsw_sp_rx_acl_drop_listener, DISCARD_##_id, \
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TRAP_EXCEPTION_TO_CPU, false, SP_##_en_group_id, \
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SET_FW_DEFAULT, SP_##_dis_group_id)
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#define MLXSW_SP_RXL_BUFFER_DISCARD(_mirror_reason) \
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MLXSW_RXL_MIRROR(mlxsw_sp_rx_drop_listener, 0, SP_BUFFER_DISCARDS, \
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MLXSW_SP_MIRROR_REASON_##_mirror_reason)
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#define MLXSW_SP_RXL_EXCEPTION(_id, _group_id, _action) \
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MLXSW_RXL(mlxsw_sp_rx_mark_listener, _id, \
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_action, false, SP_##_group_id, SET_FW_DEFAULT)
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#define MLXSW_SP_RXL_NO_MARK(_id, _group_id, _action, _is_ctrl) \
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MLXSW_RXL(mlxsw_sp_rx_no_mark_listener, _id, _action, \
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_is_ctrl, SP_##_group_id, DISCARD)
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#define MLXSW_SP_RXL_MARK(_id, _group_id, _action, _is_ctrl) \
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MLXSW_RXL(mlxsw_sp_rx_mark_listener, _id, _action, _is_ctrl, \
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SP_##_group_id, DISCARD)
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#define MLXSW_SP_RXL_L3_MARK(_id, _group_id, _action, _is_ctrl) \
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MLXSW_RXL(mlxsw_sp_rx_l3_mark_listener, _id, _action, _is_ctrl, \
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SP_##_group_id, DISCARD)
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#define MLXSW_SP_TRAP_POLICER(_id, _rate, _burst) \
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DEVLINK_TRAP_POLICER(_id, _rate, _burst, \
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MLXSW_REG_QPCR_HIGHEST_CIR, \
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MLXSW_REG_QPCR_LOWEST_CIR, \
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1 << MLXSW_REG_QPCR_HIGHEST_CBS, \
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1 << MLXSW_REG_QPCR_LOWEST_CBS)
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/* Ordered by policer identifier */
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static const struct mlxsw_sp_trap_policer_item
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mlxsw_sp_trap_policer_items_arr[] = {
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{
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.policer = MLXSW_SP_TRAP_POLICER(1, 10 * 1024, 4096),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(2, 128, 128),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(3, 128, 128),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(4, 128, 128),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(5, 16 * 1024, 8192),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(6, 128, 128),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(7, 1024, 512),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(8, 20 * 1024, 8192),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(9, 128, 128),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(10, 1024, 512),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(11, 256, 128),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(12, 128, 128),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(13, 128, 128),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(14, 1024, 512),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(15, 1024, 512),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(16, 24 * 1024, 16384),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(17, 19 * 1024, 8192),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(18, 1024, 512),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(19, 1024, 512),
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},
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{
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.policer = MLXSW_SP_TRAP_POLICER(20, 10240, 4096),
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},
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};
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static const struct mlxsw_sp_trap_group_item mlxsw_sp_trap_group_items_arr[] = {
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(L2_DROPS, 1),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_L2_DISCARDS,
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.priority = 0,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(L3_DROPS, 1),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_L3_DISCARDS,
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.priority = 0,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(L3_EXCEPTIONS, 1),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_L3_EXCEPTIONS,
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.priority = 2,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(TUNNEL_DROPS, 1),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_TUNNEL_DISCARDS,
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.priority = 0,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(ACL_DROPS, 1),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_ACL_DISCARDS,
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.priority = 0,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(STP, 2),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_STP,
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.priority = 5,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(LACP, 3),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_LACP,
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.priority = 5,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(LLDP, 4),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_LLDP,
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.priority = 5,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(MC_SNOOPING, 5),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_MC_SNOOPING,
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.priority = 3,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(DHCP, 6),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_DHCP,
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.priority = 2,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(NEIGH_DISCOVERY, 7),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_NEIGH_DISCOVERY,
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.priority = 2,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(BFD, 8),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_BFD,
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.priority = 5,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(OSPF, 9),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_OSPF,
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.priority = 5,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(BGP, 10),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_BGP,
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.priority = 4,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(VRRP, 11),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_VRRP,
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.priority = 5,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(PIM, 12),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_PIM,
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.priority = 5,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(UC_LB, 13),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_LBERROR,
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.priority = 0,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(LOCAL_DELIVERY, 14),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_IP2ME,
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.priority = 2,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(EXTERNAL_DELIVERY, 19),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_EXTERNAL_ROUTE,
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.priority = 1,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(IPV6, 15),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_IPV6,
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.priority = 2,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(PTP_EVENT, 16),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_PTP0,
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.priority = 5,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(PTP_GENERAL, 17),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_PTP1,
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.priority = 2,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(ACL_SAMPLE, 0),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_PKT_SAMPLE,
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.priority = 0,
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},
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{
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.group = DEVLINK_TRAP_GROUP_GENERIC(ACL_TRAP, 18),
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.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_FLOW_LOGGING,
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.priority = 4,
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},
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};
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static const struct mlxsw_sp_trap_item mlxsw_sp_trap_items_arr[] = {
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{
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.trap = MLXSW_SP_TRAP_DROP(SMAC_MC, L2_DROPS),
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.listeners_arr = {
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MLXSW_SP_RXL_DISCARD(ING_PACKET_SMAC_MC, L2_DISCARDS),
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},
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},
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{
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.trap = MLXSW_SP_TRAP_DROP(VLAN_TAG_MISMATCH, L2_DROPS),
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.listeners_arr = {
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MLXSW_SP_RXL_DISCARD(ING_SWITCH_VTAG_ALLOW,
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L2_DISCARDS),
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},
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},
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{
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.trap = MLXSW_SP_TRAP_DROP(INGRESS_VLAN_FILTER, L2_DROPS),
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.listeners_arr = {
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MLXSW_SP_RXL_DISCARD(ING_SWITCH_VLAN, L2_DISCARDS),
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},
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},
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{
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.trap = MLXSW_SP_TRAP_DROP(INGRESS_STP_FILTER, L2_DROPS),
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.listeners_arr = {
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MLXSW_SP_RXL_DISCARD(ING_SWITCH_STP, L2_DISCARDS),
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},
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},
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{
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.trap = MLXSW_SP_TRAP_DROP(EMPTY_TX_LIST, L2_DROPS),
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.listeners_arr = {
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MLXSW_SP_RXL_DISCARD(LOOKUP_SWITCH_UC, L2_DISCARDS),
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MLXSW_SP_RXL_DISCARD(LOOKUP_SWITCH_MC_NULL, L2_DISCARDS),
|
},
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},
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{
|
.trap = MLXSW_SP_TRAP_DROP(PORT_LOOPBACK_FILTER, L2_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(LOOKUP_SWITCH_LB, L2_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(BLACKHOLE_ROUTE, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ROUTER2, L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(NON_IP_PACKET, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ING_ROUTER_NON_IP_PACKET,
|
L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(UC_DIP_MC_DMAC, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ING_ROUTER_UC_DIP_MC_DMAC,
|
L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(DIP_LB, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ING_ROUTER_DIP_LB, L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(SIP_MC, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ING_ROUTER_SIP_MC, L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(SIP_LB, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ING_ROUTER_SIP_LB, L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(CORRUPTED_IP_HDR, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ING_ROUTER_CORRUPTED_IP_HDR,
|
L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(IPV4_SIP_BC, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ING_ROUTER_IPV4_SIP_BC,
|
L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(IPV6_MC_DIP_RESERVED_SCOPE,
|
L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(IPV6_MC_DIP_RESERVED_SCOPE,
|
L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
|
L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
|
L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_EXCEPTION(MTU_ERROR, L3_EXCEPTIONS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_EXCEPTION(MTUERROR, L3_EXCEPTIONS,
|
TRAP_TO_CPU),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_EXCEPTION(TTL_ERROR, L3_EXCEPTIONS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_EXCEPTION(TTLERROR, L3_EXCEPTIONS,
|
TRAP_TO_CPU),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_EXCEPTION(RPF, L3_EXCEPTIONS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_EXCEPTION(RPF, L3_EXCEPTIONS, TRAP_TO_CPU),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_EXCEPTION(REJECT_ROUTE, L3_EXCEPTIONS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_EXCEPTION(RTR_INGRESS1, L3_EXCEPTIONS,
|
TRAP_TO_CPU),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_EXCEPTION(UNRESOLVED_NEIGH,
|
L3_EXCEPTIONS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_EXCEPTION(HOST_MISS_IPV4, L3_EXCEPTIONS,
|
TRAP_TO_CPU),
|
MLXSW_SP_RXL_EXCEPTION(HOST_MISS_IPV6, L3_EXCEPTIONS,
|
TRAP_TO_CPU),
|
MLXSW_SP_RXL_EXCEPTION(DISCARD_ROUTER3, L3_EXCEPTIONS,
|
TRAP_EXCEPTION_TO_CPU),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_EXCEPTION(IPV4_LPM_UNICAST_MISS,
|
L3_EXCEPTIONS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_EXCEPTION(DISCARD_ROUTER_LPM4,
|
L3_EXCEPTIONS,
|
TRAP_EXCEPTION_TO_CPU),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_EXCEPTION(IPV6_LPM_UNICAST_MISS,
|
L3_EXCEPTIONS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_EXCEPTION(DISCARD_ROUTER_LPM6,
|
L3_EXCEPTIONS,
|
TRAP_EXCEPTION_TO_CPU),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DRIVER_DROP(IRIF_DISABLED, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ROUTER_IRIF_EN, L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DRIVER_DROP(ERIF_DISABLED, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(ROUTER_ERIF_EN, L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(NON_ROUTABLE, L3_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(NON_ROUTABLE, L3_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_EXCEPTION(DECAP_ERROR, TUNNEL_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_EXCEPTION(DECAP_ECN0, TUNNEL_DISCARDS,
|
TRAP_EXCEPTION_TO_CPU),
|
MLXSW_SP_RXL_EXCEPTION(IPIP_DECAP_ERROR,
|
TUNNEL_DISCARDS,
|
TRAP_EXCEPTION_TO_CPU),
|
MLXSW_SP_RXL_EXCEPTION(DISCARD_DEC_PKT, TUNNEL_DISCARDS,
|
TRAP_EXCEPTION_TO_CPU),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP(OVERLAY_SMAC_MC, TUNNEL_DROPS),
|
.listeners_arr = {
|
MLXSW_SP_RXL_DISCARD(OVERLAY_SMAC_MC, TUNNEL_DISCARDS),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP_EXT(INGRESS_FLOW_ACTION_DROP,
|
ACL_DROPS,
|
DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE),
|
.listeners_arr = {
|
MLXSW_SP_RXL_ACL_DISCARD(INGRESS_ACL, ACL_DISCARDS,
|
DUMMY),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_DROP_EXT(EGRESS_FLOW_ACTION_DROP,
|
ACL_DROPS,
|
DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE),
|
.listeners_arr = {
|
MLXSW_SP_RXL_ACL_DISCARD(EGRESS_ACL, ACL_DISCARDS,
|
DUMMY),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(STP, STP, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(STP, STP, TRAP_TO_CPU, true),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(LACP, LACP, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(LACP, LACP, TRAP_TO_CPU, true),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(LLDP, LLDP, TRAP),
|
.listeners_arr = {
|
MLXSW_RXL(mlxsw_sp_rx_ptp_listener, LLDP, TRAP_TO_CPU,
|
true, SP_LLDP, DISCARD),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IGMP_QUERY, MC_SNOOPING, MIRROR),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IGMP_QUERY, MC_SNOOPING,
|
MIRROR_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IGMP_V1_REPORT, MC_SNOOPING,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(IGMP_V1_REPORT, MC_SNOOPING,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IGMP_V2_REPORT, MC_SNOOPING,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(IGMP_V2_REPORT, MC_SNOOPING,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IGMP_V3_REPORT, MC_SNOOPING,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(IGMP_V3_REPORT, MC_SNOOPING,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IGMP_V2_LEAVE, MC_SNOOPING,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(IGMP_V2_LEAVE, MC_SNOOPING,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(MLD_QUERY, MC_SNOOPING, MIRROR),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_MLDV12_LISTENER_QUERY,
|
MC_SNOOPING, MIRROR_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(MLD_V1_REPORT, MC_SNOOPING,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(IPV6_MLDV1_LISTENER_REPORT,
|
MC_SNOOPING, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(MLD_V2_REPORT, MC_SNOOPING,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(IPV6_MLDV2_LISTENER_REPORT,
|
MC_SNOOPING, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(MLD_V1_DONE, MC_SNOOPING,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(IPV6_MLDV1_LISTENER_DONE,
|
MC_SNOOPING, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV4_DHCP, DHCP, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV4_DHCP, DHCP, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_DHCP, DHCP, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_DHCP, DHCP, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(ARP_REQUEST, NEIGH_DISCOVERY,
|
MIRROR),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(ARPBC, NEIGH_DISCOVERY, MIRROR_TO_CPU,
|
false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(ARP_RESPONSE, NEIGH_DISCOVERY,
|
MIRROR),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(ARPUC, NEIGH_DISCOVERY, MIRROR_TO_CPU,
|
false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(ARP_OVERLAY, NEIGH_DISCOVERY,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(NVE_DECAP_ARP, NEIGH_DISCOVERY,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_NEIGH_SOLICIT,
|
NEIGH_DISCOVERY, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(L3_IPV6_NEIGHBOR_SOLICITATION,
|
NEIGH_DISCOVERY, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_NEIGH_ADVERT,
|
NEIGH_DISCOVERY, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(L3_IPV6_NEIGHBOR_ADVERTISEMENT,
|
NEIGH_DISCOVERY, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV4_BFD, BFD, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV4_BFD, BFD, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_BFD, BFD, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_BFD, BFD, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV4_OSPF, OSPF, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV4_OSPF, OSPF, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_OSPF, OSPF, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_OSPF, OSPF, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV4_BGP, BGP, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV4_BGP, BGP, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_BGP, BGP, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_BGP, BGP, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV4_VRRP, VRRP, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV4_VRRP, VRRP, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_VRRP, VRRP, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_VRRP, VRRP, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV4_PIM, PIM, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV4_PIM, PIM, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_PIM, PIM, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_PIM, PIM, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(UC_LB, UC_LB, MIRROR),
|
.listeners_arr = {
|
MLXSW_SP_RXL_L3_MARK(LBERROR, LBERROR, MIRROR_TO_CPU,
|
false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(LOCAL_ROUTE, LOCAL_DELIVERY,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IP2ME, IP2ME, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(EXTERNAL_ROUTE, EXTERNAL_DELIVERY,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(RTR_INGRESS0, EXTERNAL_ROUTE,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_UC_DIP_LINK_LOCAL_SCOPE,
|
LOCAL_DELIVERY, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_LINK_LOCAL_DEST, IP2ME,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV4_ROUTER_ALERT, LOCAL_DELIVERY,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(ROUTER_ALERT_IPV4, IP2ME, TRAP_TO_CPU,
|
false),
|
},
|
},
|
{
|
/* IPV6_ROUTER_ALERT is defined in uAPI as 22, but it is not
|
* used in this file, so undefine it.
|
*/
|
#undef IPV6_ROUTER_ALERT
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_ROUTER_ALERT, LOCAL_DELIVERY,
|
TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(ROUTER_ALERT_IPV6, IP2ME, TRAP_TO_CPU,
|
false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_DIP_ALL_NODES, IPV6, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_ALL_NODES_LINK, IPV6,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_DIP_ALL_ROUTERS, IPV6, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(IPV6_ALL_ROUTERS_LINK, IPV6,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_ROUTER_SOLICIT, IPV6, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(L3_IPV6_ROUTER_SOLICITATION, IPV6,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_ROUTER_ADVERT, IPV6, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(L3_IPV6_ROUTER_ADVERTISEMENT, IPV6,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(IPV6_REDIRECT, IPV6, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_MARK(L3_IPV6_REDIRECTION, IPV6,
|
TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(PTP_EVENT, PTP_EVENT, TRAP),
|
.listeners_arr = {
|
MLXSW_RXL(mlxsw_sp_rx_ptp_listener, PTP0, TRAP_TO_CPU,
|
false, SP_PTP0, DISCARD),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(PTP_GENERAL, PTP_GENERAL, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(PTP1, PTP1, TRAP_TO_CPU, false),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(FLOW_ACTION_SAMPLE, ACL_SAMPLE,
|
MIRROR),
|
.listeners_arr = {
|
MLXSW_RXL(mlxsw_sp_rx_sample_listener, PKT_SAMPLE,
|
MIRROR_TO_CPU, false, SP_PKT_SAMPLE, DISCARD),
|
},
|
},
|
{
|
.trap = MLXSW_SP_TRAP_CONTROL(FLOW_ACTION_TRAP, ACL_TRAP, TRAP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_NO_MARK(ACL0, FLOW_LOGGING, TRAP_TO_CPU,
|
false),
|
},
|
},
|
};
|
|
static struct mlxsw_sp_trap_policer_item *
|
mlxsw_sp_trap_policer_item_lookup(struct mlxsw_sp *mlxsw_sp, u32 id)
|
{
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
int i;
|
|
for (i = 0; i < trap->policers_count; i++) {
|
if (trap->policer_items_arr[i].policer.id == id)
|
return &trap->policer_items_arr[i];
|
}
|
|
return NULL;
|
}
|
|
static struct mlxsw_sp_trap_group_item *
|
mlxsw_sp_trap_group_item_lookup(struct mlxsw_sp *mlxsw_sp, u16 id)
|
{
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
int i;
|
|
for (i = 0; i < trap->groups_count; i++) {
|
if (trap->group_items_arr[i].group.id == id)
|
return &trap->group_items_arr[i];
|
}
|
|
return NULL;
|
}
|
|
static struct mlxsw_sp_trap_item *
|
mlxsw_sp_trap_item_lookup(struct mlxsw_sp *mlxsw_sp, u16 id)
|
{
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
int i;
|
|
for (i = 0; i < trap->traps_count; i++) {
|
if (trap->trap_items_arr[i].trap.id == id)
|
return &trap->trap_items_arr[i];
|
}
|
|
return NULL;
|
}
|
|
static int mlxsw_sp_trap_cpu_policers_set(struct mlxsw_sp *mlxsw_sp)
|
{
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
char qpcr_pl[MLXSW_REG_QPCR_LEN];
|
u16 hw_id;
|
|
/* The purpose of "thin" policer is to drop as many packets
|
* as possible. The dummy group is using it.
|
*/
|
hw_id = find_first_zero_bit(trap->policers_usage, trap->max_policers);
|
if (WARN_ON(hw_id == trap->max_policers))
|
return -ENOBUFS;
|
|
__set_bit(hw_id, trap->policers_usage);
|
trap->thin_policer_hw_id = hw_id;
|
mlxsw_reg_qpcr_pack(qpcr_pl, hw_id, MLXSW_REG_QPCR_IR_UNITS_M,
|
false, 1, 4);
|
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(qpcr), qpcr_pl);
|
}
|
|
static int mlxsw_sp_trap_dummy_group_init(struct mlxsw_sp *mlxsw_sp)
|
{
|
char htgt_pl[MLXSW_REG_HTGT_LEN];
|
|
mlxsw_reg_htgt_pack(htgt_pl, MLXSW_REG_HTGT_TRAP_GROUP_SP_DUMMY,
|
mlxsw_sp->trap->thin_policer_hw_id, 0, 1);
|
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(htgt), htgt_pl);
|
}
|
|
static int mlxsw_sp_trap_policer_items_arr_init(struct mlxsw_sp *mlxsw_sp)
|
{
|
size_t arr_size = ARRAY_SIZE(mlxsw_sp_trap_policer_items_arr);
|
size_t elem_size = sizeof(struct mlxsw_sp_trap_policer_item);
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
size_t free_policers = 0;
|
u32 last_id;
|
int i;
|
|
for_each_clear_bit(i, trap->policers_usage, trap->max_policers)
|
free_policers++;
|
|
if (arr_size > free_policers) {
|
dev_err(mlxsw_sp->bus_info->dev, "Exceeded number of supported packet trap policers\n");
|
return -ENOBUFS;
|
}
|
|
trap->policer_items_arr = kcalloc(free_policers, elem_size, GFP_KERNEL);
|
if (!trap->policer_items_arr)
|
return -ENOMEM;
|
|
trap->policers_count = free_policers;
|
|
/* Initialize policer items array with pre-defined policers. */
|
memcpy(trap->policer_items_arr, mlxsw_sp_trap_policer_items_arr,
|
elem_size * arr_size);
|
|
/* Initialize policer items array with the rest of the available
|
* policers.
|
*/
|
last_id = mlxsw_sp_trap_policer_items_arr[arr_size - 1].policer.id;
|
for (i = arr_size; i < trap->policers_count; i++) {
|
const struct mlxsw_sp_trap_policer_item *policer_item;
|
|
/* Use parameters set for first policer and override
|
* relevant ones.
|
*/
|
policer_item = &mlxsw_sp_trap_policer_items_arr[0];
|
trap->policer_items_arr[i] = *policer_item;
|
trap->policer_items_arr[i].policer.id = ++last_id;
|
trap->policer_items_arr[i].policer.init_rate = 1;
|
trap->policer_items_arr[i].policer.init_burst = 16;
|
}
|
|
return 0;
|
}
|
|
static void mlxsw_sp_trap_policer_items_arr_fini(struct mlxsw_sp *mlxsw_sp)
|
{
|
kfree(mlxsw_sp->trap->policer_items_arr);
|
}
|
|
static int mlxsw_sp_trap_policers_init(struct mlxsw_sp *mlxsw_sp)
|
{
|
struct devlink *devlink = priv_to_devlink(mlxsw_sp->core);
|
const struct mlxsw_sp_trap_policer_item *policer_item;
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
int err, i;
|
|
err = mlxsw_sp_trap_policer_items_arr_init(mlxsw_sp);
|
if (err)
|
return err;
|
|
for (i = 0; i < trap->policers_count; i++) {
|
policer_item = &trap->policer_items_arr[i];
|
err = devlink_trap_policers_register(devlink,
|
&policer_item->policer, 1);
|
if (err)
|
goto err_trap_policer_register;
|
}
|
|
return 0;
|
|
err_trap_policer_register:
|
for (i--; i >= 0; i--) {
|
policer_item = &trap->policer_items_arr[i];
|
devlink_trap_policers_unregister(devlink,
|
&policer_item->policer, 1);
|
}
|
mlxsw_sp_trap_policer_items_arr_fini(mlxsw_sp);
|
return err;
|
}
|
|
static void mlxsw_sp_trap_policers_fini(struct mlxsw_sp *mlxsw_sp)
|
{
|
struct devlink *devlink = priv_to_devlink(mlxsw_sp->core);
|
const struct mlxsw_sp_trap_policer_item *policer_item;
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
int i;
|
|
for (i = trap->policers_count - 1; i >= 0; i--) {
|
policer_item = &trap->policer_items_arr[i];
|
devlink_trap_policers_unregister(devlink,
|
&policer_item->policer, 1);
|
}
|
mlxsw_sp_trap_policer_items_arr_fini(mlxsw_sp);
|
}
|
|
static int mlxsw_sp_trap_group_items_arr_init(struct mlxsw_sp *mlxsw_sp)
|
{
|
size_t common_groups_count = ARRAY_SIZE(mlxsw_sp_trap_group_items_arr);
|
const struct mlxsw_sp_trap_group_item *spec_group_items_arr;
|
size_t elem_size = sizeof(struct mlxsw_sp_trap_group_item);
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
size_t groups_count, spec_groups_count;
|
int err;
|
|
err = mlxsw_sp->trap_ops->groups_init(mlxsw_sp, &spec_group_items_arr,
|
&spec_groups_count);
|
if (err)
|
return err;
|
|
/* The group items array is created by concatenating the common trap
|
* group items and the ASIC-specific trap group items.
|
*/
|
groups_count = common_groups_count + spec_groups_count;
|
trap->group_items_arr = kcalloc(groups_count, elem_size, GFP_KERNEL);
|
if (!trap->group_items_arr)
|
return -ENOMEM;
|
|
memcpy(trap->group_items_arr, mlxsw_sp_trap_group_items_arr,
|
elem_size * common_groups_count);
|
memcpy(trap->group_items_arr + common_groups_count,
|
spec_group_items_arr, elem_size * spec_groups_count);
|
|
trap->groups_count = groups_count;
|
|
return 0;
|
}
|
|
static void mlxsw_sp_trap_group_items_arr_fini(struct mlxsw_sp *mlxsw_sp)
|
{
|
kfree(mlxsw_sp->trap->group_items_arr);
|
}
|
|
static int mlxsw_sp_trap_groups_init(struct mlxsw_sp *mlxsw_sp)
|
{
|
struct devlink *devlink = priv_to_devlink(mlxsw_sp->core);
|
const struct mlxsw_sp_trap_group_item *group_item;
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
int err, i;
|
|
err = mlxsw_sp_trap_group_items_arr_init(mlxsw_sp);
|
if (err)
|
return err;
|
|
for (i = 0; i < trap->groups_count; i++) {
|
group_item = &trap->group_items_arr[i];
|
err = devlink_trap_groups_register(devlink, &group_item->group,
|
1);
|
if (err)
|
goto err_trap_group_register;
|
}
|
|
return 0;
|
|
err_trap_group_register:
|
for (i--; i >= 0; i--) {
|
group_item = &trap->group_items_arr[i];
|
devlink_trap_groups_unregister(devlink, &group_item->group, 1);
|
}
|
mlxsw_sp_trap_group_items_arr_fini(mlxsw_sp);
|
return err;
|
}
|
|
static void mlxsw_sp_trap_groups_fini(struct mlxsw_sp *mlxsw_sp)
|
{
|
struct devlink *devlink = priv_to_devlink(mlxsw_sp->core);
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
int i;
|
|
for (i = trap->groups_count - 1; i >= 0; i--) {
|
const struct mlxsw_sp_trap_group_item *group_item;
|
|
group_item = &trap->group_items_arr[i];
|
devlink_trap_groups_unregister(devlink, &group_item->group, 1);
|
}
|
mlxsw_sp_trap_group_items_arr_fini(mlxsw_sp);
|
}
|
|
static bool
|
mlxsw_sp_trap_listener_is_valid(const struct mlxsw_listener *listener)
|
{
|
return listener->trap_id != 0;
|
}
|
|
static int mlxsw_sp_trap_items_arr_init(struct mlxsw_sp *mlxsw_sp)
|
{
|
size_t common_traps_count = ARRAY_SIZE(mlxsw_sp_trap_items_arr);
|
const struct mlxsw_sp_trap_item *spec_trap_items_arr;
|
size_t elem_size = sizeof(struct mlxsw_sp_trap_item);
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
size_t traps_count, spec_traps_count;
|
int err;
|
|
err = mlxsw_sp->trap_ops->traps_init(mlxsw_sp, &spec_trap_items_arr,
|
&spec_traps_count);
|
if (err)
|
return err;
|
|
/* The trap items array is created by concatenating the common trap
|
* items and the ASIC-specific trap items.
|
*/
|
traps_count = common_traps_count + spec_traps_count;
|
trap->trap_items_arr = kcalloc(traps_count, elem_size, GFP_KERNEL);
|
if (!trap->trap_items_arr)
|
return -ENOMEM;
|
|
memcpy(trap->trap_items_arr, mlxsw_sp_trap_items_arr,
|
elem_size * common_traps_count);
|
memcpy(trap->trap_items_arr + common_traps_count,
|
spec_trap_items_arr, elem_size * spec_traps_count);
|
|
trap->traps_count = traps_count;
|
|
return 0;
|
}
|
|
static void mlxsw_sp_trap_items_arr_fini(struct mlxsw_sp *mlxsw_sp)
|
{
|
kfree(mlxsw_sp->trap->trap_items_arr);
|
}
|
|
static int mlxsw_sp_traps_init(struct mlxsw_sp *mlxsw_sp)
|
{
|
struct devlink *devlink = priv_to_devlink(mlxsw_sp->core);
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
const struct mlxsw_sp_trap_item *trap_item;
|
int err, i;
|
|
err = mlxsw_sp_trap_items_arr_init(mlxsw_sp);
|
if (err)
|
return err;
|
|
for (i = 0; i < trap->traps_count; i++) {
|
trap_item = &trap->trap_items_arr[i];
|
err = devlink_traps_register(devlink, &trap_item->trap, 1,
|
mlxsw_sp);
|
if (err)
|
goto err_trap_register;
|
}
|
|
return 0;
|
|
err_trap_register:
|
for (i--; i >= 0; i--) {
|
trap_item = &trap->trap_items_arr[i];
|
devlink_traps_unregister(devlink, &trap_item->trap, 1);
|
}
|
mlxsw_sp_trap_items_arr_fini(mlxsw_sp);
|
return err;
|
}
|
|
static void mlxsw_sp_traps_fini(struct mlxsw_sp *mlxsw_sp)
|
{
|
struct devlink *devlink = priv_to_devlink(mlxsw_sp->core);
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
int i;
|
|
for (i = trap->traps_count - 1; i >= 0; i--) {
|
const struct mlxsw_sp_trap_item *trap_item;
|
|
trap_item = &trap->trap_items_arr[i];
|
devlink_traps_unregister(devlink, &trap_item->trap, 1);
|
}
|
mlxsw_sp_trap_items_arr_fini(mlxsw_sp);
|
}
|
|
int mlxsw_sp_devlink_traps_init(struct mlxsw_sp *mlxsw_sp)
|
{
|
int err;
|
|
err = mlxsw_sp_trap_cpu_policers_set(mlxsw_sp);
|
if (err)
|
return err;
|
|
err = mlxsw_sp_trap_dummy_group_init(mlxsw_sp);
|
if (err)
|
return err;
|
|
err = mlxsw_sp_trap_policers_init(mlxsw_sp);
|
if (err)
|
return err;
|
|
err = mlxsw_sp_trap_groups_init(mlxsw_sp);
|
if (err)
|
goto err_trap_groups_init;
|
|
err = mlxsw_sp_traps_init(mlxsw_sp);
|
if (err)
|
goto err_traps_init;
|
|
return 0;
|
|
err_traps_init:
|
mlxsw_sp_trap_groups_fini(mlxsw_sp);
|
err_trap_groups_init:
|
mlxsw_sp_trap_policers_fini(mlxsw_sp);
|
return err;
|
}
|
|
void mlxsw_sp_devlink_traps_fini(struct mlxsw_sp *mlxsw_sp)
|
{
|
mlxsw_sp_traps_fini(mlxsw_sp);
|
mlxsw_sp_trap_groups_fini(mlxsw_sp);
|
mlxsw_sp_trap_policers_fini(mlxsw_sp);
|
}
|
|
int mlxsw_sp_trap_init(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap *trap, void *trap_ctx)
|
{
|
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
|
const struct mlxsw_sp_trap_item *trap_item;
|
int i;
|
|
trap_item = mlxsw_sp_trap_item_lookup(mlxsw_sp, trap->id);
|
if (WARN_ON(!trap_item))
|
return -EINVAL;
|
|
for (i = 0; i < MLXSW_SP_TRAP_LISTENERS_MAX; i++) {
|
const struct mlxsw_listener *listener;
|
int err;
|
|
listener = &trap_item->listeners_arr[i];
|
if (!mlxsw_sp_trap_listener_is_valid(listener))
|
continue;
|
err = mlxsw_core_trap_register(mlxsw_core, listener, trap_ctx);
|
if (err)
|
return err;
|
}
|
|
return 0;
|
}
|
|
void mlxsw_sp_trap_fini(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap *trap, void *trap_ctx)
|
{
|
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
|
const struct mlxsw_sp_trap_item *trap_item;
|
int i;
|
|
trap_item = mlxsw_sp_trap_item_lookup(mlxsw_sp, trap->id);
|
if (WARN_ON(!trap_item))
|
return;
|
|
for (i = MLXSW_SP_TRAP_LISTENERS_MAX - 1; i >= 0; i--) {
|
const struct mlxsw_listener *listener;
|
|
listener = &trap_item->listeners_arr[i];
|
if (!mlxsw_sp_trap_listener_is_valid(listener))
|
continue;
|
mlxsw_core_trap_unregister(mlxsw_core, listener, trap_ctx);
|
}
|
}
|
|
int mlxsw_sp_trap_action_set(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap *trap,
|
enum devlink_trap_action action,
|
struct netlink_ext_ack *extack)
|
{
|
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
|
const struct mlxsw_sp_trap_item *trap_item;
|
int i;
|
|
trap_item = mlxsw_sp_trap_item_lookup(mlxsw_sp, trap->id);
|
if (WARN_ON(!trap_item))
|
return -EINVAL;
|
|
if (trap_item->is_source) {
|
NL_SET_ERR_MSG_MOD(extack, "Changing the action of source traps is not supported");
|
return -EOPNOTSUPP;
|
}
|
|
for (i = 0; i < MLXSW_SP_TRAP_LISTENERS_MAX; i++) {
|
const struct mlxsw_listener *listener;
|
bool enabled;
|
int err;
|
|
listener = &trap_item->listeners_arr[i];
|
if (!mlxsw_sp_trap_listener_is_valid(listener))
|
continue;
|
|
switch (action) {
|
case DEVLINK_TRAP_ACTION_DROP:
|
enabled = false;
|
break;
|
case DEVLINK_TRAP_ACTION_TRAP:
|
enabled = true;
|
break;
|
default:
|
return -EINVAL;
|
}
|
err = mlxsw_core_trap_state_set(mlxsw_core, listener, enabled);
|
if (err)
|
return err;
|
}
|
|
return 0;
|
}
|
|
static int
|
__mlxsw_sp_trap_group_init(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap_group *group,
|
u32 policer_id, struct netlink_ext_ack *extack)
|
{
|
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
|
u16 hw_policer_id = MLXSW_REG_HTGT_INVALID_POLICER;
|
const struct mlxsw_sp_trap_group_item *group_item;
|
char htgt_pl[MLXSW_REG_HTGT_LEN];
|
|
group_item = mlxsw_sp_trap_group_item_lookup(mlxsw_sp, group->id);
|
if (WARN_ON(!group_item))
|
return -EINVAL;
|
|
if (group_item->fixed_policer && policer_id != group->init_policer_id) {
|
NL_SET_ERR_MSG_MOD(extack, "Changing the policer binding of this group is not supported");
|
return -EOPNOTSUPP;
|
}
|
|
if (policer_id) {
|
struct mlxsw_sp_trap_policer_item *policer_item;
|
|
policer_item = mlxsw_sp_trap_policer_item_lookup(mlxsw_sp,
|
policer_id);
|
if (WARN_ON(!policer_item))
|
return -EINVAL;
|
hw_policer_id = policer_item->hw_id;
|
}
|
|
mlxsw_reg_htgt_pack(htgt_pl, group_item->hw_group_id, hw_policer_id,
|
group_item->priority, group_item->priority);
|
return mlxsw_reg_write(mlxsw_core, MLXSW_REG(htgt), htgt_pl);
|
}
|
|
int mlxsw_sp_trap_group_init(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap_group *group)
|
{
|
return __mlxsw_sp_trap_group_init(mlxsw_core, group,
|
group->init_policer_id, NULL);
|
}
|
|
int mlxsw_sp_trap_group_set(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap_group *group,
|
const struct devlink_trap_policer *policer,
|
struct netlink_ext_ack *extack)
|
{
|
u32 policer_id = policer ? policer->id : 0;
|
|
return __mlxsw_sp_trap_group_init(mlxsw_core, group, policer_id,
|
extack);
|
}
|
|
static int
|
mlxsw_sp_trap_policer_item_init(struct mlxsw_sp *mlxsw_sp,
|
struct mlxsw_sp_trap_policer_item *policer_item)
|
{
|
struct mlxsw_sp_trap *trap = mlxsw_sp->trap;
|
u16 hw_id;
|
|
/* We should be able to allocate a policer because the number of
|
* policers we registered with devlink is in according with the number
|
* of available policers.
|
*/
|
hw_id = find_first_zero_bit(trap->policers_usage, trap->max_policers);
|
if (WARN_ON(hw_id == trap->max_policers))
|
return -ENOBUFS;
|
|
__set_bit(hw_id, trap->policers_usage);
|
policer_item->hw_id = hw_id;
|
|
return 0;
|
}
|
|
static void
|
mlxsw_sp_trap_policer_item_fini(struct mlxsw_sp *mlxsw_sp,
|
struct mlxsw_sp_trap_policer_item *policer_item)
|
{
|
__clear_bit(policer_item->hw_id, mlxsw_sp->trap->policers_usage);
|
}
|
|
static int mlxsw_sp_trap_policer_bs(u64 burst, u8 *p_burst_size,
|
struct netlink_ext_ack *extack)
|
{
|
int bs = fls64(burst) - 1;
|
|
if (burst != (BIT_ULL(bs))) {
|
NL_SET_ERR_MSG_MOD(extack, "Policer burst size is not power of two");
|
return -EINVAL;
|
}
|
|
*p_burst_size = bs;
|
|
return 0;
|
}
|
|
static int __mlxsw_sp_trap_policer_set(struct mlxsw_sp *mlxsw_sp, u16 hw_id,
|
u64 rate, u64 burst, bool clear_counter,
|
struct netlink_ext_ack *extack)
|
{
|
char qpcr_pl[MLXSW_REG_QPCR_LEN];
|
u8 burst_size;
|
int err;
|
|
err = mlxsw_sp_trap_policer_bs(burst, &burst_size, extack);
|
if (err)
|
return err;
|
|
mlxsw_reg_qpcr_pack(qpcr_pl, hw_id, MLXSW_REG_QPCR_IR_UNITS_M, false,
|
rate, burst_size);
|
mlxsw_reg_qpcr_clear_counter_set(qpcr_pl, clear_counter);
|
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(qpcr), qpcr_pl);
|
}
|
|
int mlxsw_sp_trap_policer_init(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap_policer *policer)
|
{
|
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
|
struct mlxsw_sp_trap_policer_item *policer_item;
|
int err;
|
|
policer_item = mlxsw_sp_trap_policer_item_lookup(mlxsw_sp, policer->id);
|
if (WARN_ON(!policer_item))
|
return -EINVAL;
|
|
err = mlxsw_sp_trap_policer_item_init(mlxsw_sp, policer_item);
|
if (err)
|
return err;
|
|
err = __mlxsw_sp_trap_policer_set(mlxsw_sp, policer_item->hw_id,
|
policer->init_rate,
|
policer->init_burst, true, NULL);
|
if (err)
|
goto err_trap_policer_set;
|
|
return 0;
|
|
err_trap_policer_set:
|
mlxsw_sp_trap_policer_item_fini(mlxsw_sp, policer_item);
|
return err;
|
}
|
|
void mlxsw_sp_trap_policer_fini(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap_policer *policer)
|
{
|
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
|
struct mlxsw_sp_trap_policer_item *policer_item;
|
|
policer_item = mlxsw_sp_trap_policer_item_lookup(mlxsw_sp, policer->id);
|
if (WARN_ON(!policer_item))
|
return;
|
|
mlxsw_sp_trap_policer_item_fini(mlxsw_sp, policer_item);
|
}
|
|
int mlxsw_sp_trap_policer_set(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap_policer *policer,
|
u64 rate, u64 burst,
|
struct netlink_ext_ack *extack)
|
{
|
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
|
struct mlxsw_sp_trap_policer_item *policer_item;
|
|
policer_item = mlxsw_sp_trap_policer_item_lookup(mlxsw_sp, policer->id);
|
if (WARN_ON(!policer_item))
|
return -EINVAL;
|
|
return __mlxsw_sp_trap_policer_set(mlxsw_sp, policer_item->hw_id,
|
rate, burst, false, extack);
|
}
|
|
int
|
mlxsw_sp_trap_policer_counter_get(struct mlxsw_core *mlxsw_core,
|
const struct devlink_trap_policer *policer,
|
u64 *p_drops)
|
{
|
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
|
struct mlxsw_sp_trap_policer_item *policer_item;
|
char qpcr_pl[MLXSW_REG_QPCR_LEN];
|
int err;
|
|
policer_item = mlxsw_sp_trap_policer_item_lookup(mlxsw_sp, policer->id);
|
if (WARN_ON(!policer_item))
|
return -EINVAL;
|
|
mlxsw_reg_qpcr_pack(qpcr_pl, policer_item->hw_id,
|
MLXSW_REG_QPCR_IR_UNITS_M, false, 0, 0);
|
err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(qpcr), qpcr_pl);
|
if (err)
|
return err;
|
|
*p_drops = mlxsw_reg_qpcr_violate_count_get(qpcr_pl);
|
|
return 0;
|
}
|
|
int mlxsw_sp_trap_group_policer_hw_id_get(struct mlxsw_sp *mlxsw_sp, u16 id,
|
bool *p_enabled, u16 *p_hw_id)
|
{
|
struct mlxsw_sp_trap_policer_item *pol_item;
|
struct mlxsw_sp_trap_group_item *gr_item;
|
u32 pol_id;
|
|
gr_item = mlxsw_sp_trap_group_item_lookup(mlxsw_sp, id);
|
if (!gr_item)
|
return -ENOENT;
|
|
pol_id = gr_item->group.init_policer_id;
|
if (!pol_id) {
|
*p_enabled = false;
|
return 0;
|
}
|
|
pol_item = mlxsw_sp_trap_policer_item_lookup(mlxsw_sp, pol_id);
|
if (WARN_ON(!pol_item))
|
return -ENOENT;
|
|
*p_enabled = true;
|
*p_hw_id = pol_item->hw_id;
|
return 0;
|
}
|
|
static const struct mlxsw_sp_trap_group_item
|
mlxsw_sp1_trap_group_items_arr[] = {
|
};
|
|
static const struct mlxsw_sp_trap_item
|
mlxsw_sp1_trap_items_arr[] = {
|
};
|
|
static int
|
mlxsw_sp1_trap_groups_init(struct mlxsw_sp *mlxsw_sp,
|
const struct mlxsw_sp_trap_group_item **arr,
|
size_t *p_groups_count)
|
{
|
*arr = mlxsw_sp1_trap_group_items_arr;
|
*p_groups_count = ARRAY_SIZE(mlxsw_sp1_trap_group_items_arr);
|
|
return 0;
|
}
|
|
static int mlxsw_sp1_traps_init(struct mlxsw_sp *mlxsw_sp,
|
const struct mlxsw_sp_trap_item **arr,
|
size_t *p_traps_count)
|
{
|
*arr = mlxsw_sp1_trap_items_arr;
|
*p_traps_count = ARRAY_SIZE(mlxsw_sp1_trap_items_arr);
|
|
return 0;
|
}
|
|
const struct mlxsw_sp_trap_ops mlxsw_sp1_trap_ops = {
|
.groups_init = mlxsw_sp1_trap_groups_init,
|
.traps_init = mlxsw_sp1_traps_init,
|
};
|
|
static const struct mlxsw_sp_trap_group_item
|
mlxsw_sp2_trap_group_items_arr[] = {
|
{
|
.group = DEVLINK_TRAP_GROUP_GENERIC(BUFFER_DROPS, 20),
|
.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_BUFFER_DISCARDS,
|
.priority = 0,
|
.fixed_policer = true,
|
},
|
};
|
|
static const struct mlxsw_sp_trap_item
|
mlxsw_sp2_trap_items_arr[] = {
|
{
|
.trap = MLXSW_SP_TRAP_BUFFER_DROP(EARLY_DROP),
|
.listeners_arr = {
|
MLXSW_SP_RXL_BUFFER_DISCARD(INGRESS_WRED),
|
},
|
.is_source = true,
|
},
|
};
|
|
static int
|
mlxsw_sp2_trap_groups_init(struct mlxsw_sp *mlxsw_sp,
|
const struct mlxsw_sp_trap_group_item **arr,
|
size_t *p_groups_count)
|
{
|
*arr = mlxsw_sp2_trap_group_items_arr;
|
*p_groups_count = ARRAY_SIZE(mlxsw_sp2_trap_group_items_arr);
|
|
return 0;
|
}
|
|
static int mlxsw_sp2_traps_init(struct mlxsw_sp *mlxsw_sp,
|
const struct mlxsw_sp_trap_item **arr,
|
size_t *p_traps_count)
|
{
|
*arr = mlxsw_sp2_trap_items_arr;
|
*p_traps_count = ARRAY_SIZE(mlxsw_sp2_trap_items_arr);
|
|
return 0;
|
}
|
|
const struct mlxsw_sp_trap_ops mlxsw_sp2_trap_ops = {
|
.groups_init = mlxsw_sp2_trap_groups_init,
|
.traps_init = mlxsw_sp2_traps_init,
|
};
|
