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path: root/drivers/net/dsa/mv88e6xxx/port.c
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Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/port.c')
-rw-r--r--drivers/net/dsa/mv88e6xxx/port.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c
index f77e2ee64a60..d9817b20ea64 100644
--- a/drivers/net/dsa/mv88e6xxx/port.c
+++ b/drivers/net/dsa/mv88e6xxx/port.c
@@ -1257,6 +1257,27 @@ int mv88e6xxx_port_set_8021q_mode(struct mv88e6xxx_chip *chip, int port,
return 0;
}
+int mv88e6xxx_port_drop_untagged(struct mv88e6xxx_chip *chip, int port,
+ bool drop_untagged)
+{
+ u16 old, new;
+ int err;
+
+ err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, &old);
+ if (err)
+ return err;
+
+ if (drop_untagged)
+ new = old | MV88E6XXX_PORT_CTL2_DISCARD_UNTAGGED;
+ else
+ new = old & ~MV88E6XXX_PORT_CTL2_DISCARD_UNTAGGED;
+
+ if (new == old)
+ return 0;
+
+ return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, new);
+}
+
int mv88e6xxx_port_set_map_da(struct mv88e6xxx_chip *chip, int port)
{
u16 reg;
@@ -1277,6 +1298,8 @@ int mv88e6165_port_set_jumbo_size(struct mv88e6xxx_chip *chip, int port,
u16 reg;
int err;
+ size += VLAN_ETH_HLEN + ETH_FCS_LEN;
+
err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, &reg);
if (err)
return err;