From: Claudiu Manoil Date: Wed, 6 May 2015 15:07:30 +0000 (+0300) Subject: gianfar: Enable changing mac addr when if up X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3d23a05c75c7e2f45efb4f2550ce17a150c88b2d;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git gianfar: Enable changing mac addr when if up Use device flag IFF_LIVE_ADDR_CHANGE to signal that the device supports changing the hardware address when the device is running. This allows eth_mac_addr() to change the mac address also when the network device's interface is open. This capability is required by certain applications, like bonding mode 6 (Adaptive Load Balancing). Signed-off-by: Claudiu Manoil Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index 3c84e5acd42d..ff875028fdff 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -516,6 +516,15 @@ static struct net_device_stats *gfar_get_stats(struct net_device *dev) return &dev->stats; } +static int gfar_set_mac_addr(struct net_device *dev, void *p) +{ + eth_mac_addr(dev, p); + + gfar_set_mac_for_addr(dev, 0, dev->dev_addr); + + return 0; +} + static const struct net_device_ops gfar_netdev_ops = { .ndo_open = gfar_enet_open, .ndo_start_xmit = gfar_start_xmit, @@ -526,7 +535,7 @@ static const struct net_device_ops gfar_netdev_ops = { .ndo_tx_timeout = gfar_timeout, .ndo_do_ioctl = gfar_ioctl, .ndo_get_stats = gfar_get_stats, - .ndo_set_mac_address = eth_mac_addr, + .ndo_set_mac_address = gfar_set_mac_addr, .ndo_validate_addr = eth_validate_addr, #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = gfar_netpoll, @@ -1411,6 +1420,8 @@ static int gfar_probe(struct platform_device *ofdev) dev->features |= NETIF_F_HW_VLAN_CTAG_RX; } + dev->priv_flags |= IFF_LIVE_ADDR_CHANGE; + gfar_init_addr_hash_table(priv); /* Insert receive time stamps into padding alignment bytes */