netdev - [PATCH net-next 6/6] net: dsa: felix: add port mirroring support

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Message-Id: <20220316204144.2679277-7-vladimir.oltean@nxp.com>
Date:   Wed, 16 Mar 2022 22:41:44 +0200
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     netdev@...r.kernel.org
Cc:     Jakub Kicinski <kuba@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        UNGLinuxDriver@...rochip.com
Subject: [PATCH net-next 6/6] net: dsa: felix: add port mirroring support

Gain support for port mirroring using tc-matchall by forwarding the
calls to the ocelot switch library.

Signed-off-by: Vladimir Oltean <vladimir.oltean@....com>
---
 drivers/net/dsa/ocelot/felix.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c
index 13d6b178777c..413b0006e9a2 100644
--- a/drivers/net/dsa/ocelot/felix.c
+++ b/drivers/net/dsa/ocelot/felix.c
@@ -1650,6 +1650,24 @@ static void felix_port_policer_del(struct dsa_switch *ds, int port)
 	ocelot_port_policer_del(ocelot, port);
 }
 
+static int felix_port_mirror_add(struct dsa_switch *ds, int port,
+				 struct dsa_mall_mirror_tc_entry *mirror,
+				 bool ingress, struct netlink_ext_ack *extack)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	return ocelot_port_mirror_add(ocelot, port, mirror->to_local_port,
+				      ingress, extack);
+}
+
+static void felix_port_mirror_del(struct dsa_switch *ds, int port,
+				  struct dsa_mall_mirror_tc_entry *mirror)
+{
+	struct ocelot *ocelot = ds->priv;
+
+	ocelot_port_mirror_del(ocelot, port, mirror->ingress);
+}
+
 static int felix_port_setup_tc(struct dsa_switch *ds, int port,
 			       enum tc_setup_type type,
 			       void *type_data)
@@ -1880,6 +1898,8 @@ const struct dsa_switch_ops felix_switch_ops = {
 	.port_max_mtu			= felix_get_max_mtu,
 	.port_policer_add		= felix_port_policer_add,
 	.port_policer_del		= felix_port_policer_del,
+	.port_mirror_add		= felix_port_mirror_add,
+	.port_mirror_del		= felix_port_mirror_del,
 	.cls_flower_add			= felix_cls_flower_add,
 	.cls_flower_del			= felix_cls_flower_del,
 	.cls_flower_stats		= felix_cls_flower_stats,
-- 
2.25.1