246 	struct mii_bus *sbus; /* mdio slave */  member
836 static int __ar9331_mdio_write(struct mii_bus *sbus, u8 mode, u16 reg, u16 val)  in __ar9331_mdio_write()  argument
844 	return __mdiobus_write(sbus, p, r, val);  in __ar9331_mdio_write()
847 static int __ar9331_mdio_read(struct mii_bus *sbus, u16 reg)  in __ar9331_mdio_read()  argument
855 	return __mdiobus_read(sbus, p, r);  in __ar9331_mdio_read()
862 	struct mii_bus *sbus = priv->sbus;  in ar9331_mdio_read()  local
875 	mutex_lock_nested(&sbus->mdio_lock, MDIO_MUTEX_NESTED);  in ar9331_mdio_read()
877 	ret = __ar9331_mdio_read(sbus, reg);  in ar9331_mdio_read()
882 	ret = __ar9331_mdio_read(sbus, reg + 2);  in ar9331_mdio_read()
888 	mutex_unlock(&sbus->mdio_lock);  in ar9331_mdio_read()
892 	mutex_unlock(&sbus->mdio_lock);  in ar9331_mdio_read()
893 	dev_err_ratelimited(&sbus->dev, "Bus error. Failed to read register.\n");  in ar9331_mdio_read()
901 	struct mii_bus *sbus = priv->sbus;  in ar9331_mdio_write()  local
904 	mutex_lock_nested(&sbus->mdio_lock, MDIO_MUTEX_NESTED);  in ar9331_mdio_write()
906 		ret = __ar9331_mdio_write(sbus, AR9331_SW_MDIO_PHY_MODE_PAGE,  in ar9331_mdio_write()
911 		mutex_unlock(&sbus->mdio_lock);  in ar9331_mdio_write()
923 	ret = __ar9331_mdio_write(sbus, AR9331_SW_MDIO_PHY_MODE_REG, reg + 2,  in ar9331_mdio_write()
928 	ret = __ar9331_mdio_write(sbus, AR9331_SW_MDIO_PHY_MODE_REG, reg, val);  in ar9331_mdio_write()
932 	mutex_unlock(&sbus->mdio_lock);  in ar9331_mdio_write()
937 	mutex_unlock(&sbus->mdio_lock);  in ar9331_mdio_write()
938 	dev_err_ratelimited(&sbus->dev, "Bus error. Failed to write register.\n");  in ar9331_mdio_write()
1055 	priv->sbus = mdiodev->bus;  in ar9331_sw_probe()