diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 14224e06d69fa..2bc0a7d51c63f 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -983,9 +983,16 @@ static int phy_check_link_status(struct phy_device *phydev) if (phydev->link && phydev->state != PHY_RUNNING) { phy_check_downshift(phydev); phydev->state = PHY_RUNNING; + err = genphy_c45_eee_is_active(phydev, + NULL, NULL, NULL); + if (err < 0) + phydev->enable_tx_lpi = false; + else + phydev->enable_tx_lpi = !!err; phy_link_up(phydev); } else if (!phydev->link && phydev->state != PHY_NOLINK) { phydev->state = PHY_NOLINK; + phydev->enable_tx_lpi = false; phy_link_down(phydev); } diff --git a/include/linux/phy.h b/include/linux/phy.h index e3ab2c347a598..a880f6d7170ea 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -594,6 +594,7 @@ struct macsec_ops; * @supported_eee: supported PHY EEE linkmodes * @advertising_eee: Currently advertised EEE linkmodes * @eee_enabled: Flag indicating whether the EEE feature is enabled + * @enable_tx_lpi: When True, MAC should transmit LPI to PHY * @lp_advertising: Current link partner advertised linkmodes * @host_interfaces: PHY interface modes supported by host * @eee_broken_modes: Energy efficient ethernet modes which should be prohibited @@ -713,6 +714,7 @@ struct phy_device { /* Energy efficient ethernet modes which should be prohibited */ u32 eee_broken_modes; + bool enable_tx_lpi; #ifdef CONFIG_LED_TRIGGER_PHY struct phy_led_trigger *phy_led_triggers;