net/ibm/emac: add set mac addr callback
authorIvan Mikhaylov <ivan@de.ibm.com>
Wed, 14 Sep 2016 16:06:44 +0000 (19:06 +0300)
committerDavid S. Miller <davem@davemloft.net>
Fri, 16 Sep 2016 08:21:47 +0000 (04:21 -0400)
add realization for mac address set and remove dummy callback.

Signed-off-by: Ivan Mikhaylov <ivan@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/ibm/emac/core.c

index 4c9771d57d6e7fce3a77e093e467fe2d0342243e..2dfc60308648153b9cdea7fba12f7742687a0d77 100644 (file)
@@ -980,6 +980,33 @@ static void emac_set_multicast_list(struct net_device *ndev)
        __emac_set_multicast_list(dev);
 }
 
+static int emac_set_mac_address(struct net_device *ndev, void *sa)
+{
+       struct emac_instance *dev = netdev_priv(ndev);
+       struct sockaddr *addr = sa;
+       struct emac_regs __iomem *p = dev->emacp;
+
+       if (!is_valid_ether_addr(addr->sa_data))
+              return -EADDRNOTAVAIL;
+
+       mutex_lock(&dev->link_lock);
+
+       memcpy(ndev->dev_addr, addr->sa_data, ndev->addr_len);
+
+       emac_rx_disable(dev);
+       emac_tx_disable(dev);
+       out_be32(&p->iahr, (ndev->dev_addr[0] << 8) | ndev->dev_addr[1]);
+       out_be32(&p->ialr, (ndev->dev_addr[2] << 24) |
+               (ndev->dev_addr[3] << 16) | (ndev->dev_addr[4] << 8) |
+               ndev->dev_addr[5]);
+       emac_tx_enable(dev);
+       emac_rx_enable(dev);
+
+       mutex_unlock(&dev->link_lock);
+
+       return 0;
+}
+
 static int emac_resize_rx_ring(struct emac_instance *dev, int new_mtu)
 {
        int rx_sync_size = emac_rx_sync_size(new_mtu);
@@ -2686,7 +2713,7 @@ static const struct net_device_ops emac_netdev_ops = {
        .ndo_do_ioctl           = emac_ioctl,
        .ndo_tx_timeout         = emac_tx_timeout,
        .ndo_validate_addr      = eth_validate_addr,
-       .ndo_set_mac_address    = eth_mac_addr,
+       .ndo_set_mac_address    = emac_set_mac_address,
        .ndo_start_xmit         = emac_start_xmit,
        .ndo_change_mtu         = eth_change_mtu,
 };
@@ -2699,7 +2726,7 @@ static const struct net_device_ops emac_gige_netdev_ops = {
        .ndo_do_ioctl           = emac_ioctl,
        .ndo_tx_timeout         = emac_tx_timeout,
        .ndo_validate_addr      = eth_validate_addr,
-       .ndo_set_mac_address    = eth_mac_addr,
+       .ndo_set_mac_address    = emac_set_mac_address,
        .ndo_start_xmit         = emac_start_xmit_sg,
        .ndo_change_mtu         = emac_change_mtu,
 };