}
EXPORT_SYMBOL(phy_start_cable_test_tdr);
-static int phy_config_aneg(struct phy_device *phydev)
+int phy_config_aneg(struct phy_device *phydev)
{
if (phydev->drv->config_aneg)
return phydev->drv->config_aneg(phydev);
return genphy_config_aneg(phydev);
}
+EXPORT_SYMBOL(phy_config_aneg);
/**
* phy_check_link_status - check link status and set state accordingly
int genphy_loopback(struct phy_device *phydev, bool enable)
{
- return phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK,
- enable ? BMCR_LOOPBACK : 0);
+ if (enable) {
+ u16 val, ctl = BMCR_LOOPBACK;
+ int ret;
+
+ if (phydev->speed == SPEED_1000)
+ ctl |= BMCR_SPEED1000;
+ else if (phydev->speed == SPEED_100)
+ ctl |= BMCR_SPEED100;
+
+ if (phydev->duplex == DUPLEX_FULL)
+ ctl |= BMCR_FULLDPLX;
+
+ phy_modify(phydev, MII_BMCR, ~0, ctl);
+
+ ret = phy_read_poll_timeout(phydev, MII_BMSR, val,
+ val & BMSR_LSTATUS,
+ 5000, 500000, true);
+ if (ret)
+ return ret;
+ } else {
+ phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK, 0);
+
+ phy_config_aneg(phydev);
+ }
+
+ return 0;
}
EXPORT_SYMBOL(genphy_loopback);
void phy_detach(struct phy_device *phydev);
void phy_start(struct phy_device *phydev);
void phy_stop(struct phy_device *phydev);
+int phy_config_aneg(struct phy_device *phydev);
int phy_start_aneg(struct phy_device *phydev);
int phy_aneg_done(struct phy_device *phydev);
int phy_speed_down(struct phy_device *phydev, bool sync);