From d322309d726b77226cc4880ee6c38c26c1dac999 Mon Sep 17 00:00:00 2001 From: Ido Schimmel Date: Tue, 26 May 2020 02:05:47 +0300 Subject: [PATCH] mlxsw: spectrum: Use separate trap group for FID miss When a packet enters the device it is classified to a filtering identifier (FID) based on the ingress port and VLAN. The FID miss trap is used to trap packets for which a FID could not be found. In mlxsw this trap should only be triggered when a port is enslaved to an OVS bridge and a matching ACL rule could not be found, so as to trigger learning. These packets are therefore completely unrelated to packets hitting local routes and should be in a different group. Move them. Signed-off-by: Ido Schimmel Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlxsw/reg.h | 1 + drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 6df7cc8..b55a833 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -5549,6 +5549,7 @@ enum mlxsw_reg_htgt_trap_group { MLXSW_REG_HTGT_TRAP_GROUP_SP_VRRP, MLXSW_REG_HTGT_TRAP_GROUP_SP_PKT_SAMPLE, MLXSW_REG_HTGT_TRAP_GROUP_SP_FLOW_LOGGING, + MLXSW_REG_HTGT_TRAP_GROUP_SP_FID_MISS, __MLXSW_REG_HTGT_TRAP_GROUP_MAX, MLXSW_REG_HTGT_TRAP_GROUP_MAX = __MLXSW_REG_HTGT_TRAP_GROUP_MAX - 1 diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 141a605..ac71d67 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -4052,7 +4052,7 @@ static const struct mlxsw_listener mlxsw_sp_listener[] = { MLXSW_SP_RXL_NO_MARK(IGMP_V3_REPORT, TRAP_TO_CPU, MC_SNOOPING, false), MLXSW_SP_RXL_MARK(ARPBC, MIRROR_TO_CPU, NEIGH_DISCOVERY, false), MLXSW_SP_RXL_MARK(ARPUC, MIRROR_TO_CPU, NEIGH_DISCOVERY, false), - MLXSW_SP_RXL_NO_MARK(FID_MISS, TRAP_TO_CPU, IP2ME, false), + MLXSW_SP_RXL_NO_MARK(FID_MISS, TRAP_TO_CPU, FID_MISS, false), MLXSW_SP_RXL_MARK(IPV6_MLDV12_LISTENER_QUERY, MIRROR_TO_CPU, MC_SNOOPING, false), MLXSW_SP_RXL_NO_MARK(IPV6_MLDV1_LISTENER_REPORT, TRAP_TO_CPU, @@ -4169,6 +4169,7 @@ static int mlxsw_sp_cpu_policers_set(struct mlxsw_core *mlxsw_core) case MLXSW_REG_HTGT_TRAP_GROUP_SP_MULTICAST: case MLXSW_REG_HTGT_TRAP_GROUP_SP_FLOW_LOGGING: case MLXSW_REG_HTGT_TRAP_GROUP_SP_IP2ME: + case MLXSW_REG_HTGT_TRAP_GROUP_SP_FID_MISS: rate = 1024; burst_size = 7; break; @@ -4248,6 +4249,7 @@ static int mlxsw_sp_trap_groups_set(struct mlxsw_core *mlxsw_core) case MLXSW_REG_HTGT_TRAP_GROUP_SP_ROUTER_EXP: case MLXSW_REG_HTGT_TRAP_GROUP_SP_REMOTE_ROUTE: case MLXSW_REG_HTGT_TRAP_GROUP_SP_MULTICAST: + case MLXSW_REG_HTGT_TRAP_GROUP_SP_FID_MISS: priority = 1; tc = 1; break; -- 2.7.4