Commit 4592538b authored by Ansuel Smith's avatar Ansuel Smith Committed by David S. Miller
Browse files

net: dsa: qca8k: add support for port fast aging 



The switch supports fast aging by flushing any rule in the ARL
table for a specific port.

Signed-off-by: default avatarAnsuel Smith <ansuelsmth@gmail.com>
Reviewed-by: default avatarVladimir Oltean <olteanv@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c126f118

drivers/net/dsa/qca8k.c

+11 −0
Original line number Diff line number Diff line
@@ -1786,6 +1786,16 @@ qca8k_port_bridge_leave(struct dsa_switch *ds, int port, struct net_device *br) 
		  QCA8K_PORT_LOOKUP_MEMBER, BIT(cpu_port));

}



static void

qca8k_port_fast_age(struct dsa_switch *ds, int port)

{

	struct qca8k_priv *priv = ds->priv;



	mutex_lock(&priv->reg_mutex);

	qca8k_fdb_access(priv, QCA8K_FDB_FLUSH_PORT, port);

	mutex_unlock(&priv->reg_mutex);

}



static int

qca8k_port_enable(struct dsa_switch *ds, int port,

		  struct phy_device *phy)
@@ -1994,6 +2004,7 @@ static const struct dsa_switch_ops qca8k_switch_ops = { 
	.port_stp_state_set	= qca8k_port_stp_state_set,

	.port_bridge_join	= qca8k_port_bridge_join,

	.port_bridge_leave	= qca8k_port_bridge_leave,

	.port_fast_age		= qca8k_port_fast_age,

	.port_fdb_add		= qca8k_port_fdb_add,

	.port_fdb_del		= qca8k_port_fdb_del,

	.port_fdb_dump		= qca8k_port_fdb_dump,

drivers/net/dsa/qca8k.h

+1 −0
Original line number Diff line number Diff line
@@ -262,6 +262,7 @@ enum qca8k_fdb_cmd { 
	QCA8K_FDB_FLUSH	= 1,

	QCA8K_FDB_LOAD = 2,

	QCA8K_FDB_PURGE = 3,

	QCA8K_FDB_FLUSH_PORT = 5,

	QCA8K_FDB_NEXT = 6,

	QCA8K_FDB_SEARCH = 7,

};