diff options
| author |   Saeed Mahameed <saeedm@mellanox.com> | 2015-12-10 17:12:38 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2015-12-12 00:15:23 -0500 |
| commit | 108805fc196e001053e9e7c76f259977804dc0d6 (patch) | |
| tree | 0be46cb310679c2cb156a1c94a85b646685698d1 /drivers/net/ethernet/mellanox/mlx5 | |
| parent | net/mlx5: Fix query E-Switch capabilities (diff) | |
| download | linux-dev-108805fc196e001053e9e7c76f259977804dc0d6.tar.xz linux-dev-108805fc196e001053e9e7c76f259977804dc0d6.zip | |
net/mlx5e: Assign random MAC address if needed
Under SRIOV there might be a case where VFs are loaded
without pre-assigned MAC address. In this case, the VF
will randomize its own MAC. This will address the case
of administrator not assigning MAC to the VF through
the PF OS APIs and keep udev happy.
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h | 3 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index d67058afe87e..a20be56df553 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -2103,6 +2103,11 @@ static void mlx5e_set_netdev_dev_addr(struct net_device *netdev) struct mlx5e_priv *priv = netdev_priv(netdev); mlx5_query_nic_vport_mac_address(priv->mdev, 0, netdev->dev_addr); + if (is_zero_ether_addr(netdev->dev_addr) && + !MLX5_CAP_GEN(priv->mdev, vport_group_manager)) { + eth_hw_addr_random(netdev); + mlx5_core_info(priv->mdev, "Assigned random MAC address %pM\n", netdev->dev_addr); + } } static void mlx5e_build_netdev(struct net_device *netdev) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index bee7da822dfe..ea6a137fd76c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -65,6 +65,9 @@ do { \ (__dev)->priv.name, __func__, __LINE__, current->pid, \ ##__VA_ARGS__) +#define mlx5_core_info(__dev, format, ...) \ + dev_info(&(__dev)->pdev->dev, format, ##__VA_ARGS__) + enum { MLX5_CMD_DATA, /* print command payload only */ MLX5_CMD_TIME, /* print command execution time */ |