diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/flower/match.c')
-rw-r--r-- | drivers/net/ethernet/netronome/nfp/flower/match.c | 127 |
1 files changed, 57 insertions, 70 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/match.c b/drivers/net/ethernet/netronome/nfp/flower/match.c index 60614d4f0e22..37c2ecae2a7a 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/match.c +++ b/drivers/net/ethernet/netronome/nfp/flower/match.c @@ -38,7 +38,7 @@ #include "main.h" static void -nfp_flower_compile_meta_tci(struct nfp_flower_meta_two *frame, +nfp_flower_compile_meta_tci(struct nfp_flower_meta_tci *frame, struct tc_cls_flower_offload *flow, u8 key_type, bool mask_version) { @@ -46,7 +46,7 @@ nfp_flower_compile_meta_tci(struct nfp_flower_meta_two *frame, struct flow_dissector_key_vlan *flow_vlan; u16 tmp_tci; - memset(frame, 0, sizeof(struct nfp_flower_meta_two)); + memset(frame, 0, sizeof(struct nfp_flower_meta_tci)); /* Populate the metadata frame. */ frame->nfp_flow_key_layer = key_type; frame->mask_id = ~0; @@ -68,11 +68,9 @@ nfp_flower_compile_meta_tci(struct nfp_flower_meta_two *frame, } static void -nfp_flower_compile_meta(struct nfp_flower_meta_one *frame, u8 key_type) +nfp_flower_compile_ext_meta(struct nfp_flower_ext_meta *frame, u32 key_ext) { - frame->nfp_flow_key_layer = key_type; - frame->mask_id = 0; - frame->reserved = 0; + frame->nfp_flow_key_layer2 = cpu_to_be32(key_ext); } static int @@ -224,16 +222,15 @@ nfp_flower_compile_ipv6(struct nfp_flower_ipv6 *frame, } static void -nfp_flower_compile_vxlan(struct nfp_flower_vxlan *frame, - struct tc_cls_flower_offload *flow, - bool mask_version, __be32 *tun_dst) +nfp_flower_compile_ipv4_udp_tun(struct nfp_flower_ipv4_udp_tun *frame, + struct tc_cls_flower_offload *flow, + bool mask_version) { struct fl_flow_key *target = mask_version ? flow->mask : flow->key; - struct flow_dissector_key_ipv4_addrs *vxlan_ips; + struct flow_dissector_key_ipv4_addrs *tun_ips; struct flow_dissector_key_keyid *vni; - /* Wildcard TOS/TTL/GPE_FLAGS/NXT_PROTO for now. */ - memset(frame, 0, sizeof(struct nfp_flower_vxlan)); + memset(frame, 0, sizeof(struct nfp_flower_ipv4_udp_tun)); if (dissector_uses_key(flow->dissector, FLOW_DISSECTOR_KEY_ENC_KEYID)) { @@ -248,80 +245,68 @@ nfp_flower_compile_vxlan(struct nfp_flower_vxlan *frame, if (dissector_uses_key(flow->dissector, FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS)) { - vxlan_ips = + tun_ips = skb_flow_dissector_target(flow->dissector, FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS, target); - frame->ip_src = vxlan_ips->src; - frame->ip_dst = vxlan_ips->dst; - *tun_dst = vxlan_ips->dst; + frame->ip_src = tun_ips->src; + frame->ip_dst = tun_ips->dst; } } int nfp_flower_compile_flow_match(struct tc_cls_flower_offload *flow, struct nfp_fl_key_ls *key_ls, struct net_device *netdev, - struct nfp_fl_payload *nfp_flow) + struct nfp_fl_payload *nfp_flow, + enum nfp_flower_tun_type tun_type) { - enum nfp_flower_tun_type tun_type = NFP_FL_TUNNEL_NONE; - __be32 tun_dst, tun_dst_mask = 0; struct nfp_repr *netdev_repr; int err; u8 *ext; u8 *msk; - if (key_ls->key_layer & NFP_FLOWER_LAYER_VXLAN) - tun_type = NFP_FL_TUNNEL_VXLAN; - memset(nfp_flow->unmasked_data, 0, key_ls->key_size); memset(nfp_flow->mask_data, 0, key_ls->key_size); ext = nfp_flow->unmasked_data; msk = nfp_flow->mask_data; - if (NFP_FLOWER_LAYER_PORT & key_ls->key_layer) { - /* Populate Exact Metadata. */ - nfp_flower_compile_meta_tci((struct nfp_flower_meta_two *)ext, - flow, key_ls->key_layer, false); - /* Populate Mask Metadata. */ - nfp_flower_compile_meta_tci((struct nfp_flower_meta_two *)msk, - flow, key_ls->key_layer, true); - ext += sizeof(struct nfp_flower_meta_two); - msk += sizeof(struct nfp_flower_meta_two); - - /* Populate Exact Port data. */ - err = nfp_flower_compile_port((struct nfp_flower_in_port *)ext, - nfp_repr_get_port_id(netdev), - false, tun_type); - if (err) - return err; - - /* Populate Mask Port Data. */ - err = nfp_flower_compile_port((struct nfp_flower_in_port *)msk, - nfp_repr_get_port_id(netdev), - true, tun_type); - if (err) - return err; - - ext += sizeof(struct nfp_flower_in_port); - msk += sizeof(struct nfp_flower_in_port); - } else { - /* Populate Exact Metadata. */ - nfp_flower_compile_meta((struct nfp_flower_meta_one *)ext, - key_ls->key_layer); - /* Populate Mask Metadata. */ - nfp_flower_compile_meta((struct nfp_flower_meta_one *)msk, - key_ls->key_layer); - ext += sizeof(struct nfp_flower_meta_one); - msk += sizeof(struct nfp_flower_meta_one); - } - if (NFP_FLOWER_LAYER_META & key_ls->key_layer) { - /* Additional Metadata Fields. - * Currently unsupported. - */ - return -EOPNOTSUPP; + /* Populate Exact Metadata. */ + nfp_flower_compile_meta_tci((struct nfp_flower_meta_tci *)ext, + flow, key_ls->key_layer, false); + /* Populate Mask Metadata. */ + nfp_flower_compile_meta_tci((struct nfp_flower_meta_tci *)msk, + flow, key_ls->key_layer, true); + ext += sizeof(struct nfp_flower_meta_tci); + msk += sizeof(struct nfp_flower_meta_tci); + + /* Populate Extended Metadata if Required. */ + if (NFP_FLOWER_LAYER_EXT_META & key_ls->key_layer) { + nfp_flower_compile_ext_meta((struct nfp_flower_ext_meta *)ext, + key_ls->key_layer_two); + nfp_flower_compile_ext_meta((struct nfp_flower_ext_meta *)msk, + key_ls->key_layer_two); + ext += sizeof(struct nfp_flower_ext_meta); + msk += sizeof(struct nfp_flower_ext_meta); } + /* Populate Exact Port data. */ + err = nfp_flower_compile_port((struct nfp_flower_in_port *)ext, + nfp_repr_get_port_id(netdev), + false, tun_type); + if (err) + return err; + + /* Populate Mask Port Data. */ + err = nfp_flower_compile_port((struct nfp_flower_in_port *)msk, + nfp_repr_get_port_id(netdev), + true, tun_type); + if (err) + return err; + + ext += sizeof(struct nfp_flower_in_port); + msk += sizeof(struct nfp_flower_in_port); + if (NFP_FLOWER_LAYER_MAC & key_ls->key_layer) { /* Populate Exact MAC Data. */ nfp_flower_compile_mac((struct nfp_flower_mac_mpls *)ext, @@ -366,15 +351,17 @@ int nfp_flower_compile_flow_match(struct tc_cls_flower_offload *flow, msk += sizeof(struct nfp_flower_ipv6); } - if (key_ls->key_layer & NFP_FLOWER_LAYER_VXLAN) { + if (key_ls->key_layer & NFP_FLOWER_LAYER_VXLAN || + key_ls->key_layer_two & NFP_FLOWER_LAYER2_GENEVE) { + __be32 tun_dst; + /* Populate Exact VXLAN Data. */ - nfp_flower_compile_vxlan((struct nfp_flower_vxlan *)ext, - flow, false, &tun_dst); + nfp_flower_compile_ipv4_udp_tun((void *)ext, flow, false); /* Populate Mask VXLAN Data. */ - nfp_flower_compile_vxlan((struct nfp_flower_vxlan *)msk, - flow, true, &tun_dst_mask); - ext += sizeof(struct nfp_flower_vxlan); - msk += sizeof(struct nfp_flower_vxlan); + nfp_flower_compile_ipv4_udp_tun((void *)msk, flow, true); + tun_dst = ((struct nfp_flower_ipv4_udp_tun *)ext)->ip_dst; + ext += sizeof(struct nfp_flower_ipv4_udp_tun); + msk += sizeof(struct nfp_flower_ipv4_udp_tun); /* Configure tunnel end point MAC. */ if (nfp_netdev_is_nfp_repr(netdev)) { |