diff options
author | Russell King <rmk+kernel@armlinux.org.uk> | 2019-09-15 20:05:34 +0100 |
---|---|---|
committer | Russell King <rmk+kernel@armlinux.org.uk> | 2019-12-08 14:39:50 +0000 |
commit | 45d88d64f8c080e61c099ba9090c0463df2ecf78 (patch) | |
tree | dbd7f790791c6c9077c979802d5136ddfadb48e7 /include/linux | |
parent | 9317bb55fca0ced79cae7e5e3af5b59f16c2e202 (diff) |
net: phy: add core phylib sfp support
Add core phylib help for supporting SFP sockets on PHYs. This provides
a mechanism to inform the SFP layer about PHY up/down events, and also
unregister the SFP bus when the PHY is going away.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/phy.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/phy.h b/include/linux/phy.h index 9a0e981df502..67bf6d7bf4d5 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -203,6 +203,8 @@ static inline const char *phy_modes(phy_interface_t interface) struct device; struct phylink; +struct sfp_bus; +struct sfp_upstream_ops; struct sk_buff; /* @@ -342,6 +344,8 @@ struct phy_c45_device_ids { * dev_flags: Device-specific flags used by the PHY driver. * irq: IRQ number of the PHY's interrupt (-1 if none) * phy_timer: The timer for handling the state machine + * sfp_bus_attached: flag indicating whether the SFP bus has been attached + * sfp_bus: SFP bus attached to this PHY's fiber port * attached_dev: The attached enet driver's device instance ptr * adjust_link: Callback for the enet controller to respond to * changes in the link state. @@ -432,6 +436,9 @@ struct phy_device { struct mutex lock; + /* This may be modified under the rtnl lock */ + bool sfp_bus_attached; + struct sfp_bus *sfp_bus; struct phylink *phylink; struct net_device *attached_dev; @@ -1020,6 +1027,10 @@ int phy_suspend(struct phy_device *phydev); int phy_resume(struct phy_device *phydev); int __phy_resume(struct phy_device *phydev); int phy_loopback(struct phy_device *phydev, bool enable); +void phy_sfp_attach(void *upstream, struct sfp_bus *bus); +void phy_sfp_detach(void *upstream, struct sfp_bus *bus); +int phy_sfp_probe(struct phy_device *phydev, + const struct sfp_upstream_ops *ops); struct phy_device *phy_attach(struct net_device *dev, const char *bus_id, phy_interface_t interface); struct phy_device *phy_find_first(struct mii_bus *bus); |