1 files changed, 43 insertions, 9 deletions

diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_netdev.c b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.c
index 81c9d5c9a4b2..10bf99be3f24 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_netdev.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.c
@@ -183,7 +183,9 @@ static int fbnic_mc_unsync(struct net_device *netdev, const unsigned char *addr)
 	return ret;
 }
 
-void __fbnic_set_rx_mode(struct fbnic_dev *fbd)
+void __fbnic_set_rx_mode(struct fbnic_dev *fbd,
+			 struct netdev_hw_addr_list *uc,
+			 struct netdev_hw_addr_list *mc)
 {
 	bool uc_promisc = false, mc_promisc = false;
 	struct net_device *netdev = fbd->netdev;
@@ -213,10 +215,10 @@ void __fbnic_set_rx_mode(struct fbnic_dev *fbd)
 	}
 
 	/* Synchronize unicast and multicast address lists */
-	err = __dev_uc_sync(netdev, fbnic_uc_sync, fbnic_uc_unsync);
+	err = __hw_addr_sync_dev(uc, netdev, fbnic_uc_sync, fbnic_uc_unsync);
 	if (err == -ENOSPC)
 		uc_promisc = true;
-	err = __dev_mc_sync(netdev, fbnic_mc_sync, fbnic_mc_unsync);
+	err = __hw_addr_sync_dev(mc, netdev, fbnic_mc_sync, fbnic_mc_unsync);
 	if (err == -ENOSPC)
 		mc_promisc = true;
 
@@ -238,18 +240,23 @@ void __fbnic_set_rx_mode(struct fbnic_dev *fbd)
 	fbnic_write_tce_tcam(fbd);
 }
 
-static void fbnic_set_rx_mode(struct net_device *netdev)
+static int fbnic_set_rx_mode(struct net_device *netdev,
+			     struct netdev_hw_addr_list *uc,
+			     struct netdev_hw_addr_list *mc)
 {
 	struct fbnic_net *fbn = netdev_priv(netdev);
 	struct fbnic_dev *fbd = fbn->fbd;
 
 	/* No need to update the hardware if we are not running */
 	if (netif_running(netdev))
-		__fbnic_set_rx_mode(fbd);
+		__fbnic_set_rx_mode(fbd, uc, mc);
+
+	return 0;
 }
 
 static int fbnic_set_mac(struct net_device *netdev, void *p)
 {
+	struct fbnic_net *fbn = netdev_priv(netdev);
 	struct sockaddr *addr = p;
 
 	if (!is_valid_ether_addr(addr->sa_data))
@@ -257,7 +264,28 @@ static int fbnic_set_mac(struct net_device *netdev, void *p)
 
 	eth_hw_addr_set(netdev, addr->sa_data);
 
-	fbnic_set_rx_mode(netdev);
+	if (netif_running(netdev)) {
+		netif_addr_lock_bh(netdev);
+		__fbnic_set_rx_mode(fbn->fbd, &netdev->uc, &netdev->mc);
+		netif_addr_unlock_bh(netdev);
+	}
+
+	return 0;
+}
+
+static int fbnic_change_mtu(struct net_device *dev, int new_mtu)
+{
+	struct fbnic_net *fbn = netdev_priv(dev);
+
+	if (fbnic_check_split_frames(fbn->xdp_prog, new_mtu, fbn->hds_thresh)) {
+		dev_err(&dev->dev,
+			"MTU %d is larger than HDS threshold %d in XDP mode\n",
+			new_mtu, fbn->hds_thresh);
+
+		return -EINVAL;
+	}
+
+	WRITE_ONCE(dev->mtu, new_mtu);
 
 	return 0;
 }
@@ -285,8 +313,10 @@ void fbnic_clear_rx_mode(struct fbnic_dev *fbd)
 	/* Write updates to hardware */
 	fbnic_write_macda(fbd);
 
+	netif_addr_lock_bh(netdev);
 	__dev_uc_unsync(netdev, NULL);
 	__dev_mc_unsync(netdev, NULL);
+	netif_addr_unlock_bh(netdev);
 }
 
 static int fbnic_hwtstamp_get(struct net_device *netdev,
@@ -533,7 +563,8 @@ static const struct net_device_ops fbnic_netdev_ops = {
 	.ndo_start_xmit		= fbnic_xmit_frame,
 	.ndo_features_check	= fbnic_features_check,
 	.ndo_set_mac_address	= fbnic_set_mac,
-	.ndo_set_rx_mode	= fbnic_set_rx_mode,
+	.ndo_change_mtu		= fbnic_change_mtu,
+	.ndo_set_rx_mode_async	= fbnic_set_rx_mode,
 	.ndo_get_stats64	= fbnic_get_stats64,
 	.ndo_bpf		= fbnic_bpf,
 	.ndo_hwtstamp_get	= fbnic_hwtstamp_get,
@@ -728,7 +759,7 @@ struct net_device *fbnic_netdev_alloc(struct fbnic_dev *fbd)
 	netdev->netdev_ops = &fbnic_netdev_ops;
 	netdev->stat_ops = &fbnic_stat_ops;
 	netdev->queue_mgmt_ops = &fbnic_queue_mgmt_ops;
-	netdev->netmem_tx = true;
+	netdev->netmem_tx = NETMEM_TX_DMA;
 
 	fbnic_set_ethtool_ops(netdev);
 
@@ -787,6 +818,8 @@ struct net_device *fbnic_netdev_alloc(struct fbnic_dev *fbd)
 	netdev->hw_enc_features |= netdev->features;
 	netdev->features |= NETIF_F_NTUPLE;
 
+	netdev->xdp_features = NETDEV_XDP_ACT_BASIC | NETDEV_XDP_ACT_RX_SG;
+
 	netdev->min_mtu = IPV6_MIN_MTU;
 	netdev->max_mtu = FBNIC_MAX_JUMBO_FRAME_SIZE - ETH_HLEN;
 
@@ -800,7 +833,8 @@ struct net_device *fbnic_netdev_alloc(struct fbnic_dev *fbd)
 	netif_tx_stop_all_queues(netdev);
 
 	if (fbnic_phylink_create(netdev)) {
-		fbnic_netdev_free(fbd);
+		free_netdev(netdev);
+		fbd->netdev = NULL;
 		return NULL;
 	}