diff options
Diffstat (limited to 'drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c')
-rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c b/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c index 40a12b9df982..366f15794866 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.c @@ -337,8 +337,16 @@ static int ionic_lif_filter_add(struct ionic_lif *lif, /* Don't bother with the write to FW if we know there's no room, * we can try again on the next sync attempt. + * Since the FW doesn't have a way to tell us the vlan limit, + * we start max_vlans at 0 until we hit the ENOSPC error. */ switch (le16_to_cpu(ctx.cmd.rx_filter_add.match)) { + case IONIC_RX_FILTER_MATCH_VLAN: + netdev_dbg(lif->netdev, "%s: rx_filter add VLAN %d\n", + __func__, ctx.cmd.rx_filter_add.vlan.vlan); + if (lif->max_vlans && lif->nvlans >= lif->max_vlans) + err = -ENOSPC; + break; case IONIC_RX_FILTER_MATCH_MAC: netdev_dbg(lif->netdev, "%s: rx_filter add ADDR %pM\n", __func__, ctx.cmd.rx_filter_add.mac.addr); @@ -368,13 +376,19 @@ static int ionic_lif_filter_add(struct ionic_lif *lif, spin_unlock_bh(&lif->rx_filters.lock); - if (err == -ENOSPC) + if (err == -ENOSPC) { + if (le16_to_cpu(ctx.cmd.rx_filter_add.match) == IONIC_RX_FILTER_MATCH_VLAN) + lif->max_vlans = lif->nvlans; return 0; + } return err; } switch (le16_to_cpu(ctx.cmd.rx_filter_add.match)) { + case IONIC_RX_FILTER_MATCH_VLAN: + lif->nvlans++; + break; case IONIC_RX_FILTER_MATCH_MAC: if (is_multicast_ether_addr(ctx.cmd.rx_filter_add.mac.addr)) lif->nmcast++; @@ -413,6 +427,16 @@ int ionic_lif_addr_add(struct ionic_lif *lif, const u8 *addr) return ionic_lif_filter_add(lif, &ac); } +int ionic_lif_vlan_add(struct ionic_lif *lif, const u16 vid) +{ + struct ionic_rx_filter_add_cmd ac = { + .match = cpu_to_le16(IONIC_RX_FILTER_MATCH_VLAN), + .vlan.vlan = cpu_to_le16(vid), + }; + + return ionic_lif_filter_add(lif, &ac); +} + static int ionic_lif_filter_del(struct ionic_lif *lif, struct ionic_rx_filter_add_cmd *ac) { @@ -435,6 +459,11 @@ static int ionic_lif_filter_del(struct ionic_lif *lif, } switch (le16_to_cpu(ac->match)) { + case IONIC_RX_FILTER_MATCH_VLAN: + netdev_dbg(lif->netdev, "%s: rx_filter del VLAN %d id %d\n", + __func__, ac->vlan.vlan, f->filter_id); + lif->nvlans--; + break; case IONIC_RX_FILTER_MATCH_MAC: netdev_dbg(lif->netdev, "%s: rx_filter del ADDR %pM id %d\n", __func__, ac->mac.addr, f->filter_id); @@ -471,6 +500,16 @@ int ionic_lif_addr_del(struct ionic_lif *lif, const u8 *addr) return ionic_lif_filter_del(lif, &ac); } +int ionic_lif_vlan_del(struct ionic_lif *lif, const u16 vid) +{ + struct ionic_rx_filter_add_cmd ac = { + .match = cpu_to_le16(IONIC_RX_FILTER_MATCH_VLAN), + .vlan.vlan = cpu_to_le16(vid), + }; + + return ionic_lif_filter_del(lif, &ac); +} + struct sync_item { struct list_head list; struct ionic_rx_filter f; |