diff options
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/port.c')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/port.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c index 15ef81654b67..7fe256c5739d 100644 --- a/drivers/net/dsa/mv88e6xxx/port.c +++ b/drivers/net/dsa/mv88e6xxx/port.c @@ -1181,6 +1181,43 @@ int mv88e6095_port_set_upstream_port(struct mv88e6xxx_chip *chip, int port, return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, reg); } +int mv88e6xxx_port_set_mirror(struct mv88e6xxx_chip *chip, int port, + enum mv88e6xxx_egress_direction direction, + bool mirror) +{ + bool *mirror_port; + u16 reg; + u16 bit; + int err; + + err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_CTL2, ®); + if (err) + return err; + + switch (direction) { + case MV88E6XXX_EGRESS_DIR_INGRESS: + bit = MV88E6XXX_PORT_CTL2_INGRESS_MONITOR; + mirror_port = &chip->ports[port].mirror_ingress; + break; + case MV88E6XXX_EGRESS_DIR_EGRESS: + bit = MV88E6XXX_PORT_CTL2_EGRESS_MONITOR; + mirror_port = &chip->ports[port].mirror_egress; + break; + default: + return -EINVAL; + } + + reg &= ~bit; + if (mirror) + reg |= bit; + + err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL2, reg); + if (!err) + *mirror_port = mirror; + + return err; +} + int mv88e6xxx_port_set_8021q_mode(struct mv88e6xxx_chip *chip, int port, u16 mode) { |