Commit 903fcf73 authored by Nir Dotan's avatar Nir Dotan Committed by David S. Miller

mlxsw: spectrum_flower: Disallow usage of vlan_id key on egress

As recent spectrum FW imposes a limitation on using vlan_id key for
egress ACL, disallow the usage of that key accordingly and return a
proper extack message.
Signed-off-by: default avatarNir Dotan <nird@mellanox.com>
Reviewed-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 82b94f5d
......@@ -538,6 +538,7 @@ int mlxsw_sp_acl_block_unbind(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_block *block,
struct mlxsw_sp_port *mlxsw_sp_port,
bool ingress);
bool mlxsw_sp_acl_block_is_egress_bound(struct mlxsw_sp_acl_block *block);
struct mlxsw_sp_acl_ruleset *
mlxsw_sp_acl_ruleset_lookup(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_block *block, u32 chain_index,
......
......@@ -158,6 +158,17 @@ bool mlxsw_sp_acl_block_disabled(struct mlxsw_sp_acl_block *block)
return block->disable_count;
}
bool mlxsw_sp_acl_block_is_egress_bound(struct mlxsw_sp_acl_block *block)
{
struct mlxsw_sp_acl_block_binding *binding;
list_for_each_entry(binding, &block->binding_list, list) {
if (!binding->ingress)
return true;
}
return false;
}
static bool
mlxsw_sp_acl_ruleset_is_singular(const struct mlxsw_sp_acl_ruleset *ruleset)
{
......
......@@ -386,6 +386,11 @@ static int mlxsw_sp_flower_parse(struct mlxsw_sp *mlxsw_sp,
skb_flow_dissector_target(f->dissector,
FLOW_DISSECTOR_KEY_VLAN,
f->mask);
if (mlxsw_sp_acl_block_is_egress_bound(block)) {
NL_SET_ERR_MSG_MOD(f->common.extack, "vlan_id key is not supported on egress");
return -EOPNOTSUPP;
}
if (mask->vlan_id != 0)
mlxsw_sp_acl_rulei_keymask_u32(rulei,
MLXSW_AFK_ELEMENT_VID,
......
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