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net: sfp: pass the phy_device when disconnecting an sfp module's PHY 

Pass the phy_device as a parameter to the sfp upstream .disconnect_phy
operation. This is preparatory work to help track phy devices across
a net_device's link.

Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Maxime Chevallier 2023-12-21 19:00:35 +01:00 committed by David S. Miller
parent 02018c544e
commit 9c5625f559
4 changed files with 13 additions and 4 deletions
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8
drivers/net/phy/phy_device.c
View File

@ -266,6 +266,14 @@ static void phy_mdio_device_remove(struct mdio_device *mdiodev)
static struct phy_driver genphy_driver;
static struct phy_link_topology *phy_get_link_topology(struct phy_device *phydev)
{
if (phydev->attached_dev)
return &phydev->attached_dev->link_topo;
return NULL;
}
static LIST_HEAD(phy_fixup_list);
static DEFINE_MUTEX(phy_fixup_lock);

3
drivers/net/phy/phylink.c
View File

@ -3319,7 +3319,8 @@ static int phylink_sfp_connect_phy(void *upstream, struct phy_device *phy)
return ret;
}
static void phylink_sfp_disconnect_phy(void *upstream)
static void phylink_sfp_disconnect_phy(void *upstream,
struct phy_device *phydev)
{
phylink_disconnect_phy(upstream);
}

4
drivers/net/phy/sfp-bus.c
View File

@ -486,7 +486,7 @@ static void sfp_unregister_bus(struct sfp_bus *bus)
bus->socket_ops->stop(bus->sfp);
bus->socket_ops->detach(bus->sfp);
if (bus->phydev && ops && ops->disconnect_phy)
ops->disconnect_phy(bus->upstream);
ops->disconnect_phy(bus->upstream, bus->phydev);
}
bus->registered = false;
}
@ -742,7 +742,7 @@ void sfp_remove_phy(struct sfp_bus *bus)
const struct sfp_upstream_ops *ops = sfp_get_upstream_ops(bus);
if (ops && ops->disconnect_phy)
ops->disconnect_phy(bus->upstream);
ops->disconnect_phy(bus->upstream, bus->phydev);
bus->phydev = NULL;
}
EXPORT_SYMBOL_GPL(sfp_remove_phy);

2
include/linux/sfp.h
View File

@ -544,7 +544,7 @@ struct sfp_upstream_ops {
void (*link_down)(void *priv);
void (*link_up)(void *priv);
int (*connect_phy)(void *priv, struct phy_device *);
void (*disconnect_phy)(void *priv);
void (*disconnect_phy)(void *priv, struct phy_device *);
};
#if IS_ENABLED(CONFIG_SFP)