Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma

[firefly-linux-kernel-4.4.55.git] / drivers / net / ethernet / mellanox / mlx4 / fw.c

diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index b3be3a06031162ba3b5ade040f50ee4a462b6b08..90db94e83fdeef52023a542539a5a396c2a9a80c 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
@@ -2846,3 +2846,19 @@ int set_phv_bit(struct mlx4_dev *dev, u8 port, int new_val)
        return -EOPNOTSUPP;
 }
 EXPORT_SYMBOL(set_phv_bit);
+
+void mlx4_replace_zero_macs(struct mlx4_dev *dev)
+{
+       int i;
+       u8 mac_addr[ETH_ALEN];
+
+       dev->port_random_macs = 0;
+       for (i = 1; i <= dev->caps.num_ports; ++i)
+               if (!dev->caps.def_mac[i] &&
+                   dev->caps.port_type[i] == MLX4_PORT_TYPE_ETH) {
+                       eth_random_addr(mac_addr);
+                       dev->port_random_macs |= 1 << i;
+                       dev->caps.def_mac[i] = mlx4_mac_to_u64(mac_addr);
+               }
+}
+EXPORT_SYMBOL_GPL(mlx4_replace_zero_macs);