From 14ef5c39891ede40e40797f7e9da845896c86670 Mon Sep 17 00:00:00 2001 From: Roman Gushchin Date: Fri, 4 Nov 2022 13:48:37 -0700 Subject: net: macb: implement live mac addr change Implement live mac addr change for the macb ethernet driver. Signed-off-by: Roman Gushchin Reviewed-by: Leon Romanovsky Link: https://lore.kernel.org/r/20221104204837.614459-1-roman.gushchin@linux.dev Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/cadence/macb_main.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) (limited to 'drivers/net/ethernet/cadence') diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 5d618814bb12..95667b979fab 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -2946,6 +2946,18 @@ static int macb_change_mtu(struct net_device *dev, int new_mtu) return 0; } +static int macb_set_mac_addr(struct net_device *dev, void *addr) +{ + int err; + + err = eth_mac_addr(dev, addr); + if (err < 0) + return err; + + macb_set_hwaddr(netdev_priv(dev)); + return 0; +} + static void gem_update_stats(struct macb *bp) { struct macb_queue *queue; @@ -3785,7 +3797,7 @@ static const struct net_device_ops macb_netdev_ops = { .ndo_eth_ioctl = macb_ioctl, .ndo_validate_addr = eth_validate_addr, .ndo_change_mtu = macb_change_mtu, - .ndo_set_mac_address = eth_mac_addr, + .ndo_set_mac_address = macb_set_mac_addr, #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = macb_poll_controller, #endif @@ -4048,6 +4060,8 @@ static int macb_init(struct platform_device *pdev) dev->ethtool_ops = &macb_ethtool_ops; } + dev->priv_flags |= IFF_LIVE_ADDR_CHANGE; + /* Set features */ dev->hw_features = NETIF_F_SG; -- cgit