diff options
Diffstat (limited to 'drivers/infiniband/ulp/opa_vnic/opa_vnic_internal.h')
| -rw-r--r-- | drivers/infiniband/ulp/opa_vnic/opa_vnic_internal.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/opa_vnic/opa_vnic_internal.h b/drivers/infiniband/ulp/opa_vnic/opa_vnic_internal.h index 1c10dc23b53b..bec4866396dd 100644 --- a/drivers/infiniband/ulp/opa_vnic/opa_vnic_internal.h +++ b/drivers/infiniband/ulp/opa_vnic/opa_vnic_internal.h @@ -169,6 +169,8 @@ struct __opa_veswport_trap { * @vport_num: vesw port number * @lock: adapter lock * @info: virtual ethernet switch port information + * @mactbl: hash table of MAC entries + * @mactbl_lock: mac table lock * @stats_lock: statistics lock * @flow_tbl: flow to default port redirection table */ @@ -184,6 +186,10 @@ struct opa_vnic_adapter { struct mutex lock; struct __opa_veswport_info info; + struct hlist_head __rcu *mactbl; + + /* Lock used to protect updates to mac table */ + struct mutex mactbl_lock; /* Lock used to protect access to vnic counters */ struct mutex stats_lock; @@ -191,6 +197,25 @@ struct opa_vnic_adapter { u8 flow_tbl[OPA_VNIC_FLOW_TBL_SIZE]; }; +/* Same as opa_veswport_mactable_entry, but without bitwise attribute */ +struct __opa_vnic_mactable_entry { + u8 mac_addr[ETH_ALEN]; + u8 mac_addr_mask[ETH_ALEN]; + u32 dlid_sd; +} __packed; + +/** + * struct opa_vnic_mac_tbl_node - OPA VNIC mac table node + * @hlist: hash list handle + * @index: index of entry in the mac table + * @entry: entry in the table + */ +struct opa_vnic_mac_tbl_node { + struct hlist_node hlist; + u16 index; + struct __opa_vnic_mactable_entry entry; +}; + #define v_dbg(format, arg...) \ netdev_dbg(adapter->netdev, format, ## arg) #define v_err(format, arg...) \ @@ -212,12 +237,38 @@ struct opa_vnic_adapter { #define OPA_VNIC_MAC_TBL_HASH_BITS 8 #define OPA_VNIC_MAC_TBL_SIZE BIT(OPA_VNIC_MAC_TBL_HASH_BITS) +/* VNIC HASH MACROS */ +#define vnic_hash_init(hashtable) __hash_init(hashtable, OPA_VNIC_MAC_TBL_SIZE) + +#define vnic_hash_add(hashtable, node, key) \ + hlist_add_head(node, \ + &hashtable[hash_min(key, ilog2(OPA_VNIC_MAC_TBL_SIZE))]) + +#define vnic_hash_for_each_safe(name, bkt, tmp, obj, member) \ + for ((bkt) = 0, obj = NULL; \ + !obj && (bkt) < OPA_VNIC_MAC_TBL_SIZE; (bkt)++) \ + hlist_for_each_entry_safe(obj, tmp, &name[bkt], member) + +#define vnic_hash_for_each_possible(name, obj, member, key) \ + hlist_for_each_entry(obj, \ + &name[hash_min(key, ilog2(OPA_VNIC_MAC_TBL_SIZE))], member) + +#define vnic_hash_for_each(name, bkt, obj, member) \ + for ((bkt) = 0, obj = NULL; \ + !obj && (bkt) < OPA_VNIC_MAC_TBL_SIZE; (bkt)++) \ + hlist_for_each_entry(obj, &name[bkt], member) + struct opa_vnic_adapter *opa_vnic_add_netdev(struct ib_device *ibdev, u8 port_num, u8 vport_num); void opa_vnic_rem_netdev(struct opa_vnic_adapter *adapter); void opa_vnic_encap_skb(struct opa_vnic_adapter *adapter, struct sk_buff *skb); u8 opa_vnic_get_vl(struct opa_vnic_adapter *adapter, struct sk_buff *skb); u8 opa_vnic_calc_entropy(struct opa_vnic_adapter *adapter, struct sk_buff *skb); +void opa_vnic_release_mac_tbl(struct opa_vnic_adapter *adapter); +void opa_vnic_query_mac_tbl(struct opa_vnic_adapter *adapter, + struct opa_veswport_mactable *tbl); +int opa_vnic_update_mac_tbl(struct opa_vnic_adapter *adapter, + struct opa_veswport_mactable *tbl); void opa_vnic_set_ethtool_ops(struct net_device *netdev); #endif /* _OPA_VNIC_INTERNAL_H */ |