net: ethernet: arc: emac: use phydev from struct net_device

The private structure contain a pointer to phydev, but the structure
net_device already contain such pointer. So we can remove the pointer
phy in the private structure, and update the driver to use the
one contained in struct net_device.

Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 12 insertions, 17 deletions

diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c
index a3a9392a4954..a8a1dc9f6725 100644
--- a/drivers/net/ethernet/arc/emac_main.c
+++ b/drivers/net/ethernet/arc/emac_main.c
@@ -47,7 +47,7 @@ static inline int arc_emac_tx_avail(struct arc_emac_priv *priv)
 static void arc_emac_adjust_link(struct net_device *ndev)
 {
         struct arc_emac_priv *priv = netdev_priv(ndev);
-        struct phy_device *phy_dev = priv->phy_dev;
+        struct phy_device *phy_dev = ndev->phydev;
         unsigned int reg, state_changed = 0;
 
         if (priv->link != phy_dev->link) {
@@ -92,9 +92,7 @@ static void arc_emac_adjust_link(struct net_device *ndev)
 static int arc_emac_get_settings(struct net_device *ndev,
                                  struct ethtool_cmd *cmd)
 {
-        struct arc_emac_priv *priv = netdev_priv(ndev);
-
-        return phy_ethtool_gset(priv->phy_dev, cmd);
+        return phy_ethtool_gset(ndev->phydev, cmd);
 }
 
 /**
@@ -111,12 +109,10 @@ static int arc_emac_get_settings(struct net_device *ndev,
 static int arc_emac_set_settings(struct net_device *ndev,
                                  struct ethtool_cmd *cmd)
 {
-        struct arc_emac_priv *priv = netdev_priv(ndev);
-
         if (!capable(CAP_NET_ADMIN))
                 return -EPERM;
 
-        return phy_ethtool_sset(priv->phy_dev, cmd);
+        return phy_ethtool_sset(ndev->phydev, cmd);
 }
 
 /**
@@ -403,7 +399,7 @@ static void arc_emac_poll_controller(struct net_device *dev)
 static int arc_emac_open(struct net_device *ndev)
 {
         struct arc_emac_priv *priv = netdev_priv(ndev);
-        struct phy_device *phy_dev = priv->phy_dev;
+        struct phy_device *phy_dev = ndev->phydev;
         int i;
 
         phy_dev->autoneg = AUTONEG_ENABLE;
@@ -474,7 +470,7 @@ static int arc_emac_open(struct net_device *ndev)
         /* Enable EMAC */
         arc_reg_or(priv, R_CTRL, EN_MASK);
 
-        phy_start_aneg(priv->phy_dev);
+        phy_start_aneg(ndev->phydev);
 
         netif_start_queue(ndev);
 
@@ -772,6 +768,7 @@ int arc_emac_probe(struct net_device *ndev, int interface)
         struct device *dev = ndev->dev.parent;
         struct resource res_regs;
         struct device_node *phy_node;
+        struct phy_device *phydev = NULL;
         struct arc_emac_priv *priv;
         const char *mac_addr;
         unsigned int id, clock_frequency, irq;
@@ -887,16 +884,16 @@ int arc_emac_probe(struct net_device *ndev, int interface)
                 goto out_clken;
         }
 
-        priv->phy_dev = of_phy_connect(ndev, phy_node, arc_emac_adjust_link, 0,
-                                       interface);
-        if (!priv->phy_dev) {
+        phydev = of_phy_connect(ndev, phy_node, arc_emac_adjust_link, 0,
+                                interface);
+        if (!phydev) {
                 dev_err(dev, "of_phy_connect() failed\n");
                 err = -ENODEV;
                 goto out_mdio;
         }
 
         dev_info(dev, "connected to %s phy with id 0x%x\n",
-                 priv->phy_dev->drv->name, priv->phy_dev->phy_id);
+                 phydev->drv->name, phydev->phy_id);
 
         netif_napi_add(ndev, &priv->napi, arc_emac_poll, ARC_EMAC_NAPI_WEIGHT);
 
@@ -910,8 +907,7 @@ int arc_emac_probe(struct net_device *ndev, int interface)
 
 out_netif_api:
         netif_napi_del(&priv->napi);
-        phy_disconnect(priv->phy_dev);
-        priv->phy_dev = NULL;
+        phy_disconnect(phydev);
 out_mdio:
         arc_mdio_remove(priv);
 out_clken:
@@ -925,8 +921,7 @@ int arc_emac_remove(struct net_device *ndev)
 {
         struct arc_emac_priv *priv = netdev_priv(ndev);
 
-        phy_disconnect(priv->phy_dev);
-        priv->phy_dev = NULL;
+        phy_disconnect(ndev->phydev);
         arc_mdio_remove(priv);
         unregister_netdev(ndev);
         netif_napi_del(&priv->napi);