1 --- a/drivers/net/phy/realtek.c
2 +++ b/drivers/net/phy/realtek.c
3 @@ -979,6 +979,51 @@ static int rtl8221b_config_init(struct p
7 +static int rtl8221b_ack_interrupt(struct phy_device *phydev)
11 + err = phy_read_mmd(phydev, RTL8221B_MMD_PHY_CTRL, 0xa4d4);
13 + return (err < 0) ? err : 0;
16 +static int rtl8221b_config_intr(struct phy_device *phydev)
20 + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
21 + err = rtl8221b_ack_interrupt(phydev);
25 + err = phy_write_mmd(phydev, RTL8221B_MMD_PHY_CTRL, 0xa4d2, 0x7ff);
27 + err = phy_write_mmd(phydev, RTL8221B_MMD_PHY_CTRL, 0xa4d2, 0x0);
31 + err = rtl8221b_ack_interrupt(phydev);
37 +static irqreturn_t rtl8221b_handle_interrupt(struct phy_device *phydev)
41 + err = rtl8221b_ack_interrupt(phydev);
47 + phy_trigger_machine(phydev);
52 static struct phy_driver realtek_drvs[] = {
54 PHY_ID_MATCH_EXACT(0x00008201),
55 @@ -1139,6 +1184,8 @@ static struct phy_driver realtek_drvs[]
56 .get_features = rtl822x_get_features,
57 .config_init = rtl8221b_config_init,
58 .config_aneg = rtl822x_config_aneg,
59 + .config_intr = rtl8221b_config_intr,
60 + .handle_interrupt = rtl8221b_handle_interrupt,
61 .probe = rtl822x_probe,
62 .read_status = rtl822x_read_status,
63 .suspend = genphy_suspend,