From: Russell King (Oracle) Date: Wed, 10 Apr 2024 19:42:48 +0000 (+0100) Subject: net: dsa: mv88e6xxx: provide own phylink MAC operations X-Git-Tag: net-accept-more-20240515~4^2~255^2 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=0cb6da0c487d21236514f230bd6d2b799ee0a822;p=linux-block.git net: dsa: mv88e6xxx: provide own phylink MAC operations Convert mv88e6xxx to provide its own phylink MAC operations, thus avoiding the shim layer in DSA's port.c Reviewed-by: Andrew Lunn Reviewed-by: Florian Fainelli Signed-off-by: Russell King (Oracle) Reviewed-by: Vladimir Oltean Reviewed-by: Florian Fainelli Link: https://lore.kernel.org/r/E1rudqK-006K9N-HY@rmk-PC.armlinux.org.uk Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index c95787cb9086..e950a634a3c7 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -790,24 +790,27 @@ static void mv88e6xxx_get_caps(struct dsa_switch *ds, int port, } } -static struct phylink_pcs *mv88e6xxx_mac_select_pcs(struct dsa_switch *ds, - int port, - phy_interface_t interface) +static struct phylink_pcs * +mv88e6xxx_mac_select_pcs(struct phylink_config *config, + phy_interface_t interface) { - struct mv88e6xxx_chip *chip = ds->priv; + struct dsa_port *dp = dsa_phylink_to_port(config); + struct mv88e6xxx_chip *chip = dp->ds->priv; struct phylink_pcs *pcs = ERR_PTR(-EOPNOTSUPP); if (chip->info->ops->pcs_ops) - pcs = chip->info->ops->pcs_ops->pcs_select(chip, port, + pcs = chip->info->ops->pcs_ops->pcs_select(chip, dp->index, interface); return pcs; } -static int mv88e6xxx_mac_prepare(struct dsa_switch *ds, int port, +static int mv88e6xxx_mac_prepare(struct phylink_config *config, unsigned int mode, phy_interface_t interface) { - struct mv88e6xxx_chip *chip = ds->priv; + struct dsa_port *dp = dsa_phylink_to_port(config); + struct mv88e6xxx_chip *chip = dp->ds->priv; + int port = dp->index; int err = 0; /* In inband mode, the link may come up at any time while the link @@ -826,11 +829,13 @@ static int mv88e6xxx_mac_prepare(struct dsa_switch *ds, int port, return err; } -static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port, +static void mv88e6xxx_mac_config(struct phylink_config *config, unsigned int mode, const struct phylink_link_state *state) { - struct mv88e6xxx_chip *chip = ds->priv; + struct dsa_port *dp = dsa_phylink_to_port(config); + struct mv88e6xxx_chip *chip = dp->ds->priv; + int port = dp->index; int err = 0; mv88e6xxx_reg_lock(chip); @@ -846,13 +851,15 @@ err_unlock: mv88e6xxx_reg_unlock(chip); if (err && err != -EOPNOTSUPP) - dev_err(ds->dev, "p%d: failed to configure MAC/PCS\n", port); + dev_err(chip->dev, "p%d: failed to configure MAC/PCS\n", port); } -static int mv88e6xxx_mac_finish(struct dsa_switch *ds, int port, +static int mv88e6xxx_mac_finish(struct phylink_config *config, unsigned int mode, phy_interface_t interface) { - struct mv88e6xxx_chip *chip = ds->priv; + struct dsa_port *dp = dsa_phylink_to_port(config); + struct mv88e6xxx_chip *chip = dp->ds->priv; + int port = dp->index; int err = 0; /* Undo the forced down state above after completing configuration @@ -876,12 +883,14 @@ static int mv88e6xxx_mac_finish(struct dsa_switch *ds, int port, return err; } -static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port, +static void mv88e6xxx_mac_link_down(struct phylink_config *config, unsigned int mode, phy_interface_t interface) { - struct mv88e6xxx_chip *chip = ds->priv; + struct dsa_port *dp = dsa_phylink_to_port(config); + struct mv88e6xxx_chip *chip = dp->ds->priv; const struct mv88e6xxx_ops *ops; + int port = dp->index; int err = 0; ops = chip->info->ops; @@ -904,14 +913,16 @@ static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port, "p%d: failed to force MAC link down\n", port); } -static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port, - unsigned int mode, phy_interface_t interface, +static void mv88e6xxx_mac_link_up(struct phylink_config *config, struct phy_device *phydev, + unsigned int mode, phy_interface_t interface, int speed, int duplex, bool tx_pause, bool rx_pause) { - struct mv88e6xxx_chip *chip = ds->priv; + struct dsa_port *dp = dsa_phylink_to_port(config); + struct mv88e6xxx_chip *chip = dp->ds->priv; const struct mv88e6xxx_ops *ops; + int port = dp->index; int err = 0; ops = chip->info->ops; @@ -937,7 +948,7 @@ error: mv88e6xxx_reg_unlock(chip); if (err && err != -EOPNOTSUPP) - dev_err(ds->dev, + dev_err(chip->dev, "p%d: failed to configure MAC link up\n", port); } @@ -6922,6 +6933,15 @@ static int mv88e6xxx_crosschip_lag_leave(struct dsa_switch *ds, int sw_index, return err_sync ? : err_pvt; } +static const struct phylink_mac_ops mv88e6xxx_phylink_mac_ops = { + .mac_select_pcs = mv88e6xxx_mac_select_pcs, + .mac_prepare = mv88e6xxx_mac_prepare, + .mac_config = mv88e6xxx_mac_config, + .mac_finish = mv88e6xxx_mac_finish, + .mac_link_down = mv88e6xxx_mac_link_down, + .mac_link_up = mv88e6xxx_mac_link_up, +}; + static const struct dsa_switch_ops mv88e6xxx_switch_ops = { .get_tag_protocol = mv88e6xxx_get_tag_protocol, .change_tag_protocol = mv88e6xxx_change_tag_protocol, @@ -6930,12 +6950,6 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = { .port_setup = mv88e6xxx_port_setup, .port_teardown = mv88e6xxx_port_teardown, .phylink_get_caps = mv88e6xxx_get_caps, - .phylink_mac_select_pcs = mv88e6xxx_mac_select_pcs, - .phylink_mac_prepare = mv88e6xxx_mac_prepare, - .phylink_mac_config = mv88e6xxx_mac_config, - .phylink_mac_finish = mv88e6xxx_mac_finish, - .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_eth_mac_stats = mv88e6xxx_get_eth_mac_stats, @@ -7004,6 +7018,7 @@ static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip) ds->priv = chip; ds->dev = dev; ds->ops = &mv88e6xxx_switch_ops; + ds->phylink_mac_ops = &mv88e6xxx_phylink_mac_ops; ds->ageing_time_min = chip->info->age_time_coeff; ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;