Commit e13c2075 authored by Vladimir Oltean's avatar Vladimir Oltean Committed by David S. Miller
Browse files

net: dsa: refactor matchall mirred action to separate function 



Make room for other actions for the matchall filter by keeping the
mirred argument parsing self-contained in its own function.

Signed-off-by: default avatarVladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c9a7fe12

net/dsa/slave.c

+40 −30
Original line number Diff line number Diff line
@@ -842,24 +842,27 @@ dsa_slave_mall_tc_entry_find(struct net_device *dev, unsigned long cookie) 
	return NULL;

}



static int dsa_slave_add_cls_matchall(struct net_device *dev,

static int

dsa_slave_add_cls_matchall_mirred(struct net_device *dev,

				  struct tc_cls_matchall_offload *cls,

				  bool ingress)

{

	struct dsa_port *dp = dsa_slave_to_port(dev);

	struct dsa_slave_priv *p = netdev_priv(dev);

	struct dsa_mall_mirror_tc_entry *mirror;

	struct dsa_mall_tc_entry *mall_tc_entry;

	__be16 protocol = cls->common.protocol;

	struct dsa_switch *ds = dp->ds;

	struct flow_action_entry *act;

	struct dsa_port *to_dp;

	int err = -EOPNOTSUPP;

	int err;



	act = &cls->rule->action.entries[0];



	if (!ds->ops->port_mirror_add)

		return err;



	if (!flow_offload_has_one_action(&cls->rule->action))

		return err;

	if (!act->dev)

		return -EINVAL;



	if (!flow_action_basic_hw_stats_check(&cls->rule->action,

					      cls->common.extack))
@@ -867,12 +870,6 @@ static int dsa_slave_add_cls_matchall(struct net_device *dev, 


	act = &cls->rule->action.entries[0];



	if (act->id == FLOW_ACTION_MIRRED && protocol == htons(ETH_P_ALL)) {

		struct dsa_mall_mirror_tc_entry *mirror;



		if (!act->dev)

			return -EINVAL;



	if (!dsa_slave_dev_check(act->dev))

		return -EOPNOTSUPP;
@@ -896,9 +893,22 @@ static int dsa_slave_add_cls_matchall(struct net_device *dev, 
	}



	list_add_tail(&mall_tc_entry->list, &p->mall_tc_list);



	return err;

}



	return 0;

static int dsa_slave_add_cls_matchall(struct net_device *dev,

				      struct tc_cls_matchall_offload *cls,

				      bool ingress)

{

	int err = -EOPNOTSUPP;



	if (cls->common.protocol == htons(ETH_P_ALL) &&

	    flow_offload_has_one_action(&cls->rule->action) &&

	    cls->rule->action.entries[0].id == FLOW_ACTION_MIRRED)

		err = dsa_slave_add_cls_matchall_mirred(dev, cls, ingress);



	return err;

}



static void dsa_slave_del_cls_matchall(struct net_device *dev,

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