PHY_NOT_PRESENT
phy->phy_state == PHY_NOT_PRESENT)
ex_phy->phy_state == PHY_NOT_PRESENT ||
phy->phy_state == PHY_NOT_PRESENT)
parent_phy->phy_state == PHY_NOT_PRESENT)
phy->phy_state = PHY_NOT_PRESENT;
phy->phy_state = PHY_NOT_PRESENT;
phy->phy_state == PHY_NOT_PRESENT)
phy->phy_state == PHY_NOT_PRESENT)