diff options
| -rw-r--r-- | drivers/net/phy/phy.c | 21 | ||||
| -rw-r--r-- | include/linux/phy.h | 13 |
2 files changed, 33 insertions, 1 deletions
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index d0c1718e2b16..347ad1b64497 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -1501,6 +1501,24 @@ void phy_free_interrupt(struct phy_device *phydev) } EXPORT_SYMBOL(phy_free_interrupt); +/** + * phy_get_next_update_time - Determine the next PHY update time + * @phydev: Pointer to the phy_device structure + * + * This function queries the PHY driver to get the time for the next polling + * event. If the driver does not implement the callback, a default value is + * used. + * + * Return: The time for the next polling event in jiffies + */ +static unsigned int phy_get_next_update_time(struct phy_device *phydev) +{ + if (phydev->drv && phydev->drv->get_next_update_time) + return phydev->drv->get_next_update_time(phydev); + + return PHY_STATE_TIME; +} + enum phy_state_work { PHY_STATE_WORK_NONE, PHY_STATE_WORK_ANEG, @@ -1580,7 +1598,8 @@ static enum phy_state_work _phy_state_machine(struct phy_device *phydev) * called from phy_disconnect() synchronously. */ if (phy_polling_mode(phydev) && phy_is_started(phydev)) - phy_queue_state_machine(phydev, PHY_STATE_TIME); + phy_queue_state_machine(phydev, + phy_get_next_update_time(phydev)); return state_work; } diff --git a/include/linux/phy.h b/include/linux/phy.h index 83994b394d8e..64982eba71d1 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -1270,6 +1270,19 @@ struct phy_driver { */ int (*led_polarity_set)(struct phy_device *dev, int index, unsigned long modes); + + /** + * @get_next_update_time: Get the time until the next update event + * @dev: PHY device + * + * Callback to determine the time (in jiffies) until the next + * update event for the PHY state machine. Allows PHY drivers to + * dynamically adjust polling intervals based on link state or other + * conditions. + * + * Returns the time in jiffies until the next update event. + */ + unsigned int (*get_next_update_time)(struct phy_device *dev); }; #define to_phy_driver(d) container_of_const(to_mdio_common_driver(d), \ struct phy_driver, mdiodrv) |