diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/tc.h')
| -rw-r--r-- | drivers/net/ethernet/sfc/tc.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/tc.h b/drivers/net/ethernet/sfc/tc.h index 418ce8c13a06..04cced6a2d39 100644 --- a/drivers/net/ethernet/sfc/tc.h +++ b/drivers/net/ethernet/sfc/tc.h @@ -18,8 +18,20 @@ #define IS_ALL_ONES(v) (!(typeof (v))~(v)) +#ifdef CONFIG_IPV6 +static inline bool efx_ipv6_addr_all_ones(struct in6_addr *addr) +{ + return !memchr_inv(addr, 0xff, sizeof(*addr)); +} +#endif + struct efx_tc_action_set { + u16 vlan_push:2; + u16 vlan_pop:2; + u16 decap:1; u16 deliver:1; + __be16 vlan_tci[2]; /* TCIs for vlan_push */ + __be16 vlan_proto[2]; /* Ethertypes for vlan_push */ struct efx_tc_counter_index *count; u32 dest_mport; u32 fw_id; /* index of this entry in firmware actions table */ @@ -44,11 +56,38 @@ struct efx_tc_match_fields { /* L4 */ __be16 l4_sport, l4_dport; /* Ports (UDP, TCP) */ __be16 tcp_flags; + /* Encap. The following are *outer* fields. Note that there are no + * outer eth (L2) fields; this is because TC doesn't have them. + */ + __be32 enc_src_ip, enc_dst_ip; + struct in6_addr enc_src_ip6, enc_dst_ip6; + u8 enc_ip_tos, enc_ip_ttl; + __be16 enc_sport, enc_dport; + __be32 enc_keyid; /* e.g. VNI, VSID */ +}; + +static inline bool efx_tc_match_is_encap(const struct efx_tc_match_fields *mask) +{ + return mask->enc_src_ip || mask->enc_dst_ip || + !ipv6_addr_any(&mask->enc_src_ip6) || + !ipv6_addr_any(&mask->enc_dst_ip6) || mask->enc_ip_tos || + mask->enc_ip_ttl || mask->enc_sport || mask->enc_dport; +} + +struct efx_tc_encap_match { + __be32 src_ip, dst_ip; + struct in6_addr src_ip6, dst_ip6; + __be16 udp_dport; + struct rhash_head linkage; + enum efx_encap_type tun_type; + refcount_t ref; + u32 fw_id; /* index of this entry in firmware encap match table */ }; struct efx_tc_match { struct efx_tc_match_fields value; struct efx_tc_match_fields mask; + struct efx_tc_encap_match *encap; }; struct efx_tc_action_set_list { @@ -78,6 +117,7 @@ enum efx_tc_rule_prios { * @mutex: Used to serialise operations on TC hashtables * @counter_ht: Hashtable of TC counters (FW IDs and counter values) * @counter_id_ht: Hashtable mapping TC counter cookies to counters + * @encap_match_ht: Hashtable of TC encap matches * @match_action_ht: Hashtable of TC match-action rules * @reps_mport_id: MAE port allocated for representor RX * @reps_filter_uc: VNIC filter for representor unicast RX (promisc) @@ -101,6 +141,7 @@ struct efx_tc_state { struct mutex mutex; struct rhashtable counter_ht; struct rhashtable counter_id_ht; + struct rhashtable encap_match_ht; struct rhashtable match_action_ht; u32 reps_mport_id, reps_mport_vport_id; s32 reps_filter_uc, reps_filter_mc; |