diff options
| author | Vivien Didelot <vivien.didelot@savoirfairelinux.com> | 2016-11-04 03:23:30 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-11-04 14:39:59 -0400 |
| commit | 77064f37b9c26e13290c06f90951d8f0482837dc (patch) | |
| tree | 4a29e598300c82ded7b039e744ed665e6a661dd2 /drivers/net/dsa/mv88e6xxx/port.c | |
| parent | b4e48c500eb80120df1a4259a04b131e71c5ca62 (diff) | |
| download | lwn-77064f37b9c26e13290c06f90951d8f0482837dc.tar.gz lwn-77064f37b9c26e13290c06f90951d8f0482837dc.zip | |
net: dsa: mv88e6xxx: add port PVID accessors
Add port functions to access the ports default VID.
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/port.c')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/port.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c index a7da81248bcf..104fe2d9d4e1 100644 --- a/drivers/net/dsa/mv88e6xxx/port.c +++ b/drivers/net/dsa/mv88e6xxx/port.c @@ -152,3 +152,41 @@ int mv88e6xxx_port_set_fid(struct mv88e6xxx_chip *chip, int port, u16 fid) return 0; } + +/* Offset 0x07: Default Port VLAN ID & Priority */ + +int mv88e6xxx_port_get_pvid(struct mv88e6xxx_chip *chip, int port, u16 *pvid) +{ + u16 reg; + int err; + + err = mv88e6xxx_port_read(chip, port, PORT_DEFAULT_VLAN, ®); + if (err) + return err; + + *pvid = reg & PORT_DEFAULT_VLAN_MASK; + + return 0; +} + +int mv88e6xxx_port_set_pvid(struct mv88e6xxx_chip *chip, int port, u16 pvid) +{ + u16 reg; + int err; + + err = mv88e6xxx_port_read(chip, port, PORT_DEFAULT_VLAN, ®); + if (err) + return err; + + reg &= ~PORT_DEFAULT_VLAN_MASK; + reg |= pvid & PORT_DEFAULT_VLAN_MASK; + + err = mv88e6xxx_port_write(chip, port, PORT_DEFAULT_VLAN, reg); + if (err) + return err; + + netdev_dbg(chip->ds->ports[port].netdev, "DefaultVID set to %u\n", + pvid); + + return 0; +} |