target/linux/octeon/patches-5.15/700-allocate_interface_by_label.patch

   1 From: Roman Kuzmitskii <damex.pp@icloud.com>
   2 Date: Wed, 28 Oct 2020 19:00:00 +0000
   3 Subject: [PATCH] staging: octeon: add net-labels support
   4
   5 With this patch, device name can be set within dts file
   6 in the same way as dsa port can.
   7
   8 Add label to pip interface node to use this feature:
   9 label = "lan0";
  10
  11 Tested-by: Johannes Kimmel <fff@bareminimum.eu>
  12 Signed-off-by: Roman Kuzmitskii <damex.pp@icloud.com>
  13 --- a/drivers/staging/octeon/ethernet.c
  14 +++ b/drivers/staging/octeon/ethernet.c
  15 @@ -407,8 +407,12 @@ static int cvm_oct_common_set_mac_addres
  16  int cvm_oct_common_init(struct net_device *dev)
  17  {
  18         struct octeon_ethernet *priv = netdev_priv(dev);
  19 +       const u8 *label = NULL;
  20         int ret;
  21
  22 +       if (priv->of_node)
  23 +               label = of_get_property(priv->of_node, "label", NULL);
  24 +
  25         ret = of_get_mac_address(priv->of_node, dev->dev_addr);
  26         if (ret)
  27                 eth_hw_addr_random(dev);
  28 @@ -441,6 +445,9 @@ int cvm_oct_common_init(struct net_devic
  29         if (dev->netdev_ops->ndo_stop)
  30                 dev->netdev_ops->ndo_stop(dev);
  31
  32 +       if (!IS_ERR_OR_NULL(label))
  33 +               dev_alloc_name(dev, label);
  34 +
  35         return 0;
  36  }
  37