diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 716870a4499c..e4562859ac00 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -1487,6 +1487,13 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev, phydev->interrupts = PHY_INTERRUPT_DISABLED; + /* PHYs can request to use poll mode even though they have an + * associated interrupt line. This could be the case if they + * detect a broken interrupt handling. + */ + if (phydev->dev_flags & PHY_F_NO_IRQ) + phydev->irq = PHY_POLL; + /* Port is set to PORT_TP by default and the actual PHY driver will set * it to different value depending on the PHY configuration. If we have * the generic PHY driver we can't figure it out, thus set the old diff --git a/include/linux/phy.h b/include/linux/phy.h index 6378c997ded5..742754d72fc0 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -739,6 +739,9 @@ struct phy_device { #endif }; +/* Generic phy_device::dev_flags */ +#define PHY_F_NO_IRQ 0x80000000 + static inline struct phy_device *to_phy_device(const struct device *dev) { return container_of(to_mdio_device(dev), struct phy_device, mdio);