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net: dsa: mv88e6xxx: provide own phylink MAC operations

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Convert mv88e6xxx to provide its own phylink MAC operations, thus
avoiding the shim layer in DSA's port.c

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Link: https://lore.kernel.org/r/E1rudqK-006K9N-HY@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Russell King (Oracle) 2024-04-10 20:42:48 +01:00 committed by Jakub Kicinski
parent cae425cb43
commit 0cb6da0c48
1 changed files with 39 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

63
drivers/net/dsa/mv88e6xxx/chip.c
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@ -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;