10d08a441SKiran Patil /* SPDX-License-Identifier: GPL-2.0 */ 20d08a441SKiran Patil /* Copyright (C) 2019-2021, Intel Corporation. */ 30d08a441SKiran Patil 40d08a441SKiran Patil #ifndef _ICE_TC_LIB_H_ 50d08a441SKiran Patil #define _ICE_TC_LIB_H_ 60d08a441SKiran Patil 70d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_DST_MAC BIT(0) 80d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_SRC_MAC BIT(1) 90d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_VLAN BIT(2) 100d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_DEST_IPV4 BIT(3) 110d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_SRC_IPV4 BIT(4) 120d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_DEST_IPV6 BIT(5) 130d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_SRC_IPV6 BIT(6) 140d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_DEST_L4_PORT BIT(7) 150d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_SRC_L4_PORT BIT(8) 160d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_TENANT_ID BIT(9) 170d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_ENC_DEST_IPV4 BIT(10) 180d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_ENC_SRC_IPV4 BIT(11) 190d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_ENC_DEST_IPV6 BIT(12) 200d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_ENC_SRC_IPV6 BIT(13) 210d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_ENC_DEST_L4_PORT BIT(14) 220d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_ENC_SRC_L4_PORT BIT(15) 230d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_ENC_DST_MAC BIT(16) 240d08a441SKiran Patil #define ICE_TC_FLWR_FIELD_ETH_TYPE_ID BIT(17) 25*9a225f81SMarcin Szycik #define ICE_TC_FLWR_FIELD_ENC_OPTS BIT(18) 260d08a441SKiran Patil 279e300987SMichal Swiatkowski #define ICE_TC_FLOWER_MASK_32 0xFFFFFFFF 289e300987SMichal Swiatkowski 29195bb48fSMichal Swiatkowski struct ice_indr_block_priv { 30195bb48fSMichal Swiatkowski struct net_device *netdev; 31195bb48fSMichal Swiatkowski struct ice_netdev_priv *np; 32195bb48fSMichal Swiatkowski struct list_head list; 33195bb48fSMichal Swiatkowski }; 34195bb48fSMichal Swiatkowski 350d08a441SKiran Patil struct ice_tc_flower_action { 360d08a441SKiran Patil u32 tc_class; 370d08a441SKiran Patil enum ice_sw_fwd_act_type fltr_act; 380d08a441SKiran Patil }; 390d08a441SKiran Patil 400d08a441SKiran Patil struct ice_tc_vlan_hdr { 410d08a441SKiran Patil __be16 vlan_id; /* Only last 12 bits valid */ 420d08a441SKiran Patil u16 vlan_prio; /* Only last 3 bits valid (valid values: 0..7) */ 430d08a441SKiran Patil }; 440d08a441SKiran Patil 450d08a441SKiran Patil struct ice_tc_l2_hdr { 460d08a441SKiran Patil u8 dst_mac[ETH_ALEN]; 470d08a441SKiran Patil u8 src_mac[ETH_ALEN]; 480d08a441SKiran Patil __be16 n_proto; /* Ethernet Protocol */ 490d08a441SKiran Patil }; 500d08a441SKiran Patil 510d08a441SKiran Patil struct ice_tc_l3_hdr { 520d08a441SKiran Patil u8 ip_proto; /* IPPROTO value */ 530d08a441SKiran Patil union { 540d08a441SKiran Patil struct { 550d08a441SKiran Patil struct in_addr dst_ip; 560d08a441SKiran Patil struct in_addr src_ip; 570d08a441SKiran Patil } v4; 580d08a441SKiran Patil struct { 590d08a441SKiran Patil struct in6_addr dst_ip6; 600d08a441SKiran Patil struct in6_addr src_ip6; 610d08a441SKiran Patil } v6; 620d08a441SKiran Patil } ip; 630d08a441SKiran Patil #define dst_ipv6 ip.v6.dst_ip6.s6_addr32 640d08a441SKiran Patil #define dst_ipv6_addr ip.v6.dst_ip6.s6_addr 650d08a441SKiran Patil #define src_ipv6 ip.v6.src_ip6.s6_addr32 660d08a441SKiran Patil #define src_ipv6_addr ip.v6.src_ip6.s6_addr 670d08a441SKiran Patil #define dst_ipv4 ip.v4.dst_ip.s_addr 680d08a441SKiran Patil #define src_ipv4 ip.v4.src_ip.s_addr 690d08a441SKiran Patil 700d08a441SKiran Patil u8 tos; 710d08a441SKiran Patil u8 ttl; 720d08a441SKiran Patil }; 730d08a441SKiran Patil 740d08a441SKiran Patil struct ice_tc_l4_hdr { 750d08a441SKiran Patil __be16 dst_port; 760d08a441SKiran Patil __be16 src_port; 770d08a441SKiran Patil }; 780d08a441SKiran Patil 790d08a441SKiran Patil struct ice_tc_flower_lyr_2_4_hdrs { 800d08a441SKiran Patil /* L2 layer fields with their mask */ 810d08a441SKiran Patil struct ice_tc_l2_hdr l2_key; 820d08a441SKiran Patil struct ice_tc_l2_hdr l2_mask; 830d08a441SKiran Patil struct ice_tc_vlan_hdr vlan_hdr; 840d08a441SKiran Patil /* L3 (IPv4[6]) layer fields with their mask */ 850d08a441SKiran Patil struct ice_tc_l3_hdr l3_key; 860d08a441SKiran Patil struct ice_tc_l3_hdr l3_mask; 870d08a441SKiran Patil 880d08a441SKiran Patil /* L4 layer fields with their mask */ 890d08a441SKiran Patil struct ice_tc_l4_hdr l4_key; 900d08a441SKiran Patil struct ice_tc_l4_hdr l4_mask; 910d08a441SKiran Patil }; 920d08a441SKiran Patil 930d08a441SKiran Patil enum ice_eswitch_fltr_direction { 940d08a441SKiran Patil ICE_ESWITCH_FLTR_INGRESS, 950d08a441SKiran Patil ICE_ESWITCH_FLTR_EGRESS, 960d08a441SKiran Patil }; 970d08a441SKiran Patil 980d08a441SKiran Patil struct ice_tc_flower_fltr { 990d08a441SKiran Patil struct hlist_node tc_flower_node; 1000d08a441SKiran Patil 1010d08a441SKiran Patil /* cookie becomes filter_rule_id if rule is added successfully */ 1020d08a441SKiran Patil unsigned long cookie; 1030d08a441SKiran Patil 1040d08a441SKiran Patil /* add_adv_rule returns information like recipe ID, rule_id. Store 1050d08a441SKiran Patil * those values since they are needed to remove advanced rule 1060d08a441SKiran Patil */ 1070d08a441SKiran Patil u16 rid; 1080d08a441SKiran Patil u16 rule_id; 1090d08a441SKiran Patil /* this could be queue/vsi_idx (sw handle)/queue_group, depending upon 1100d08a441SKiran Patil * destination type 1110d08a441SKiran Patil */ 1120d08a441SKiran Patil u16 dest_id; 1130d08a441SKiran Patil /* if dest_id is vsi_idx, then need to store destination VSI ptr */ 1140d08a441SKiran Patil struct ice_vsi *dest_vsi; 1150d08a441SKiran Patil /* direction of fltr for eswitch use case */ 1160d08a441SKiran Patil enum ice_eswitch_fltr_direction direction; 1170d08a441SKiran Patil 1180d08a441SKiran Patil /* Parsed TC flower configuration params */ 1190d08a441SKiran Patil struct ice_tc_flower_lyr_2_4_hdrs outer_headers; 1200d08a441SKiran Patil struct ice_tc_flower_lyr_2_4_hdrs inner_headers; 1210d08a441SKiran Patil struct ice_vsi *src_vsi; 1220d08a441SKiran Patil __be32 tenant_id; 123*9a225f81SMarcin Szycik struct gtp_pdu_session_info gtp_pdu_info_keys; 124*9a225f81SMarcin Szycik struct gtp_pdu_session_info gtp_pdu_info_masks; 1250d08a441SKiran Patil u32 flags; 1269e300987SMichal Swiatkowski u8 tunnel_type; 1270d08a441SKiran Patil struct ice_tc_flower_action action; 1280d08a441SKiran Patil 1290d08a441SKiran Patil /* cache ptr which is used wherever needed to communicate netlink 1300d08a441SKiran Patil * messages 1310d08a441SKiran Patil */ 1320d08a441SKiran Patil struct netlink_ext_ack *extack; 1330d08a441SKiran Patil }; 1340d08a441SKiran Patil 1359fea7498SKiran Patil /** 1369fea7498SKiran Patil * ice_is_chnl_fltr - is this a valid channel filter 1379fea7498SKiran Patil * @f: Pointer to tc-flower filter 1389fea7498SKiran Patil * 1399fea7498SKiran Patil * Criteria to determine of given filter is valid channel filter 1409fea7498SKiran Patil * or not is based on its "destination". If destination is hw_tc (aka tc_class) 1419fea7498SKiran Patil * and it is non-zero, then it is valid channel (aka ADQ) filter 1429fea7498SKiran Patil */ 1439fea7498SKiran Patil static inline bool ice_is_chnl_fltr(struct ice_tc_flower_fltr *f) 1449fea7498SKiran Patil { 1459fea7498SKiran Patil return !!f->action.tc_class; 1469fea7498SKiran Patil } 1479fea7498SKiran Patil 1489fea7498SKiran Patil /** 1499fea7498SKiran Patil * ice_chnl_dmac_fltr_cnt - DMAC based CHNL filter count 1509fea7498SKiran Patil * @pf: Pointer to PF 1519fea7498SKiran Patil */ 1529fea7498SKiran Patil static inline int ice_chnl_dmac_fltr_cnt(struct ice_pf *pf) 1539fea7498SKiran Patil { 1549fea7498SKiran Patil return pf->num_dmac_chnl_fltrs; 1559fea7498SKiran Patil } 1569fea7498SKiran Patil 1570d08a441SKiran Patil int 1580d08a441SKiran Patil ice_add_cls_flower(struct net_device *netdev, struct ice_vsi *vsi, 1590d08a441SKiran Patil struct flow_cls_offload *cls_flower); 1600d08a441SKiran Patil int 1610d08a441SKiran Patil ice_del_cls_flower(struct ice_vsi *vsi, struct flow_cls_offload *cls_flower); 1627fde6d8bSMichal Swiatkowski void ice_replay_tc_fltrs(struct ice_pf *pf); 1639e300987SMichal Swiatkowski bool ice_is_tunnel_supported(struct net_device *dev); 1640d08a441SKiran Patil 1650d08a441SKiran Patil #endif /* _ICE_TC_LIB_H_ */ 166