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authorJiri Pirko <jiri@mellanox.com>2020-02-24 08:35:51 +0100
committerDavid S. Miller <davem@davemloft.net>2020-02-24 11:55:07 -0800
commit3e6cacaf51d79ac38acf2764275d022bd61d0ef6 (patch)
tree458f72e58fab70a28f36b406c6ec2b700ea299c4
parent3128f3a150f6f0da69db6b7ca79b044c4260b579 (diff)
mlxsw: acl_flex_actions: Trap all ACL dropped packets to DISCARD_*_ACL traps
Introduce a new set of traps: DISCARD_INGRESS_ACL and DISCARD_EGRESS_ACL Set the trap_action from NOP to TRAP which causes the packets dropped by the TRAP action to be trapped under new trap IDs, depending on the ingress/egress binding point. Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/trap.h2
2 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
index b0e5875..424ef26 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
@@ -820,8 +820,10 @@ int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block, bool ingress)
if (IS_ERR(act))
return PTR_ERR(act);
- mlxsw_afa_trap_pack(act, MLXSW_AFA_TRAP_TRAP_ACTION_NOP,
- MLXSW_AFA_TRAP_FORWARD_ACTION_DISCARD, 0);
+ mlxsw_afa_trap_pack(act, MLXSW_AFA_TRAP_TRAP_ACTION_TRAP,
+ MLXSW_AFA_TRAP_FORWARD_ACTION_DISCARD,
+ ingress ? MLXSW_TRAP_ID_DISCARD_INGRESS_ACL :
+ MLXSW_TRAP_ID_DISCARD_EGRESS_ACL);
return 0;
}
EXPORT_SYMBOL(mlxsw_afa_block_append_drop);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/trap.h b/drivers/net/ethernet/mellanox/mlxsw/trap.h
index 12e1fa9..eaa521b 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/trap.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/trap.h
@@ -102,6 +102,8 @@ enum {
MLXSW_TRAP_ID_ACL1 = 0x1C1,
/* Multicast trap used for routes with trap-and-forward action */
MLXSW_TRAP_ID_ACL2 = 0x1C2,
+ MLXSW_TRAP_ID_DISCARD_INGRESS_ACL = 0x1C3,
+ MLXSW_TRAP_ID_DISCARD_EGRESS_ACL = 0x1C4,
MLXSW_TRAP_ID_MAX = 0x1FF
};