diff options
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/chip.c')
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 5d933549dc49..1cebde80b101 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -31,6 +31,7 @@ #include <linux/netdevice.h> #include <linux/gpio/consumer.h> #include <linux/phy.h> +#include <linux/phylink.h> #include <net/dsa.h> #include "chip.h" @@ -580,6 +581,83 @@ static void mv88e6xxx_adjust_link(struct dsa_switch *ds, int port, dev_err(ds->dev, "p%d: failed to configure MAC\n", port); } +static void mv88e6xxx_validate(struct dsa_switch *ds, int port, + unsigned long *supported, + struct phylink_link_state *state) +{ +} + +static int mv88e6xxx_link_state(struct dsa_switch *ds, int port, + struct phylink_link_state *state) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int err; + + mutex_lock(&chip->reg_lock); + err = mv88e6xxx_port_link_state(chip, port, state); + mutex_unlock(&chip->reg_lock); + + return err; +} + +static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port, + unsigned int mode, + const struct phylink_link_state *state) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int speed, duplex, link, err; + + if (mode == MLO_AN_PHY) + return; + + if (mode == MLO_AN_FIXED) { + link = LINK_FORCED_UP; + speed = state->speed; + duplex = state->duplex; + } else { + speed = SPEED_UNFORCED; + duplex = DUPLEX_UNFORCED; + link = LINK_UNFORCED; + } + + mutex_lock(&chip->reg_lock); + err = mv88e6xxx_port_setup_mac(chip, port, link, speed, duplex, + state->interface); + mutex_unlock(&chip->reg_lock); + + if (err && err != -EOPNOTSUPP) + dev_err(ds->dev, "p%d: failed to configure MAC\n", port); +} + +static void mv88e6xxx_mac_link_force(struct dsa_switch *ds, int port, int link) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int err; + + mutex_lock(&chip->reg_lock); + err = chip->info->ops->port_set_link(chip, port, link); + mutex_unlock(&chip->reg_lock); + + if (err) + dev_err(chip->dev, "p%d: failed to force MAC link\n", port); +} + +static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port, + unsigned int mode, + phy_interface_t interface) +{ + if (mode == MLO_AN_FIXED) + mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_DOWN); +} + +static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port, + unsigned int mode, phy_interface_t interface, + struct phy_device *phydev) +{ + if (mode == MLO_AN_FIXED) + mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_UP); +} + static int mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip *chip, int port) { if (!chip->info->ops->stats_snapshot) @@ -4169,6 +4247,11 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = { .get_tag_protocol = mv88e6xxx_get_tag_protocol, .setup = mv88e6xxx_setup, .adjust_link = mv88e6xxx_adjust_link, + .phylink_validate = mv88e6xxx_validate, + .phylink_mac_link_state = mv88e6xxx_link_state, + .phylink_mac_config = mv88e6xxx_mac_config, + .phylink_mac_link_down = mv88e6xxx_mac_link_down, + .phylink_mac_link_up = mv88e6xxx_mac_link_up, .get_strings = mv88e6xxx_get_strings, .get_ethtool_stats = mv88e6xxx_get_ethtool_stats, .get_sset_count = mv88e6xxx_get_sset_count, |