1 files changed, 36 insertions, 28 deletions

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
index b750074f8f9c..6312a152c8ad 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
@@ -444,14 +444,6 @@ int stmmac_mdio_register(struct net_device *ndev)
 		max_addr = PHY_MAX_ADDR;
 	}
 
-	if (mdio_bus_data->has_xpcs) {
-		priv->hw->xpcs = mdio_xpcs_get_ops();
-		if (!priv->hw->xpcs) {
-			err = -ENODEV;
-			goto bus_register_fail;
-		}
-	}
-
 	if (mdio_bus_data->needs_reset)
 		new_bus->reset = &stmmac_mdio_reset;
 
@@ -503,30 +495,38 @@ int stmmac_mdio_register(struct net_device *ndev)
 		found = 1;
 	}
 
-	/* Try to probe the XPCS by scanning all addresses. */
-	if (priv->hw->xpcs) {
-		struct mdio_xpcs_args *xpcs = &priv->hw->xpcs_args;
-		int ret, mode = priv->plat->phy_interface;
-		max_addr = PHY_MAX_ADDR;
-
-		xpcs->bus = new_bus;
-
-		for (addr = 0; addr < max_addr; addr++) {
-			xpcs->addr = addr;
+	if (!found && !mdio_node) {
+		dev_warn(dev, "No PHY found\n");
+		err = -ENODEV;
+		goto no_phy_found;
+	}
 
-			ret = stmmac_xpcs_probe(priv, xpcs, mode);
-			if (!ret) {
-				found = 1;
-				break;
+	/* Try to probe the XPCS by scanning all addresses. */
+	if (mdio_bus_data->has_xpcs) {
+		int mode = priv->plat->phy_interface;
+		struct mdio_device *mdiodev;
+		struct mdio_xpcs_args *xpcs;
+
+		for (addr = 0; addr < PHY_MAX_ADDR; addr++) {
+			mdiodev = mdio_device_create(new_bus, addr);
+			if (IS_ERR(mdiodev))
+				continue;
+
+			xpcs = xpcs_create(mdiodev, mode);
+			if (IS_ERR_OR_NULL(xpcs)) {
+				mdio_device_free(mdiodev);
+				continue;
 			}
+
+			priv->hw->xpcs = xpcs;
+			break;
 		}
-	}
 
-	if (!found && !mdio_node) {
-		dev_warn(dev, "No PHY found\n");
-		mdiobus_unregister(new_bus);
-		mdiobus_free(new_bus);
-		return -ENODEV;
+		if (!priv->hw->xpcs) {
+			dev_warn(dev, "No XPCS found\n");
+			err = -ENODEV;
+			goto no_xpcs_found;
+		}
 	}
 
 bus_register_done:
@@ -534,6 +534,9 @@ bus_register_done:
 
 	return 0;
 
+no_xpcs_found:
+no_phy_found:
+	mdiobus_unregister(new_bus);
 bus_register_fail:
 	mdiobus_free(new_bus);
 	return err;
@@ -551,6 +554,11 @@ int stmmac_mdio_unregister(struct net_device *ndev)
 	if (!priv->mii)
 		return 0;
 
+	if (priv->hw->xpcs) {
+		mdio_device_free(priv->hw->xpcs->mdiodev);
+		xpcs_destroy(priv->hw->xpcs);
+	}
+
 	mdiobus_unregister(priv->mii);
 	priv->mii->priv = NULL;
 	mdiobus_free(priv->mii);