diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_tc_lib.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_tc_lib.c | 128 |
1 files changed, 76 insertions, 52 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.c b/drivers/net/ethernet/intel/ice/ice_tc_lib.c index 688ccb0615ab..8bd24b33f3a6 100644 --- a/drivers/net/ethernet/intel/ice/ice_tc_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.c @@ -37,7 +37,10 @@ ice_tc_count_lkups(u32 flags, struct ice_tc_flower_lyr_2_4_hdrs *headers, if (flags & ICE_TC_FLWR_FIELD_ENC_DST_MAC) lkups_cnt++; - if (flags & ICE_TC_FLWR_FIELD_ENC_OPTS) + if (flags & ICE_TC_FLWR_FIELD_GTP_OPTS) + lkups_cnt++; + + if (flags & ICE_TC_FLWR_FIELD_PFCP_OPTS) lkups_cnt++; if (flags & (ICE_TC_FLWR_FIELD_ENC_SRC_IPV4 | @@ -140,6 +143,8 @@ ice_proto_type_from_tunnel(enum ice_tunnel_type type) return ICE_GTP; case TNL_GTPC: return ICE_GTP_NO_PAY; + case TNL_PFCP: + return ICE_PFCP; default: return 0; } @@ -159,6 +164,8 @@ ice_sw_type_from_tunnel(enum ice_tunnel_type type) return ICE_SW_TUN_GTPU; case TNL_GTPC: return ICE_SW_TUN_GTPC; + case TNL_PFCP: + return ICE_SW_TUN_PFCP; default: return ICE_NON_TUN; } @@ -221,8 +228,7 @@ ice_tc_fill_tunnel_outer(u32 flags, struct ice_tc_flower_fltr *fltr, i++; } - if (flags & ICE_TC_FLWR_FIELD_ENC_OPTS && - (fltr->tunnel_type == TNL_GTPU || fltr->tunnel_type == TNL_GTPC)) { + if (flags & ICE_TC_FLWR_FIELD_GTP_OPTS) { list[i].type = ice_proto_type_from_tunnel(fltr->tunnel_type); if (fltr->gtp_pdu_info_masks.pdu_type) { @@ -239,6 +245,22 @@ ice_tc_fill_tunnel_outer(u32 flags, struct ice_tc_flower_fltr *fltr, i++; } + if (flags & ICE_TC_FLWR_FIELD_PFCP_OPTS) { + struct ice_pfcp_hdr *hdr_h, *hdr_m; + + hdr_h = &list[i].h_u.pfcp_hdr; + hdr_m = &list[i].m_u.pfcp_hdr; + list[i].type = ICE_PFCP; + + hdr_h->flags = fltr->pfcp_meta_keys.type; + hdr_m->flags = fltr->pfcp_meta_masks.type & 0x01; + + hdr_h->seid = fltr->pfcp_meta_keys.seid; + hdr_m->seid = fltr->pfcp_meta_masks.seid; + + i++; + } + if (flags & (ICE_TC_FLWR_FIELD_ENC_SRC_IPV4 | ICE_TC_FLWR_FIELD_ENC_DEST_IPV4)) { list[i].type = ice_proto_type_from_ipv4(false); @@ -374,8 +396,11 @@ ice_tc_fill_rules(struct ice_hw *hw, u32 flags, if (tc_fltr->tunnel_type != TNL_LAST) { i = ice_tc_fill_tunnel_outer(flags, tc_fltr, list, i); - headers = &tc_fltr->inner_headers; - inner = true; + /* PFCP is considered non-tunneled - don't swap headers. */ + if (tc_fltr->tunnel_type != TNL_PFCP) { + headers = &tc_fltr->inner_headers; + inner = true; + } } if (flags & ICE_TC_FLWR_FIELD_ETH_TYPE_ID) { @@ -629,6 +654,8 @@ static int ice_tc_tun_get_type(struct net_device *tunnel_dev) */ if (netif_is_gtp(tunnel_dev)) return TNL_GTPU; + if (netif_is_pfcp(tunnel_dev)) + return TNL_PFCP; return TNL_LAST; } @@ -642,13 +669,19 @@ static bool ice_tc_is_dev_uplink(struct net_device *dev) return netif_is_ice(dev) || ice_is_tunnel_supported(dev); } -static int ice_tc_setup_redirect_action(struct net_device *filter_dev, - struct ice_tc_flower_fltr *fltr, - struct net_device *target_dev) +static int ice_tc_setup_action(struct net_device *filter_dev, + struct ice_tc_flower_fltr *fltr, + struct net_device *target_dev, + enum ice_sw_fwd_act_type action) { struct ice_repr *repr; - fltr->action.fltr_act = ICE_FWD_TO_VSI; + if (action != ICE_FWD_TO_VSI && action != ICE_MIRROR_PACKET) { + NL_SET_ERR_MSG_MOD(fltr->extack, "Unsupported action to setup provided"); + return -EINVAL; + } + + fltr->action.fltr_act = action; if (ice_is_port_repr_netdev(filter_dev) && ice_is_port_repr_netdev(target_dev)) { @@ -696,41 +729,6 @@ ice_tc_setup_drop_action(struct net_device *filter_dev, return 0; } -static int ice_tc_setup_mirror_action(struct net_device *filter_dev, - struct ice_tc_flower_fltr *fltr, - struct net_device *target_dev) -{ - struct ice_repr *repr; - - fltr->action.fltr_act = ICE_MIRROR_PACKET; - - if (ice_is_port_repr_netdev(filter_dev) && - ice_is_port_repr_netdev(target_dev)) { - repr = ice_netdev_to_repr(target_dev); - - fltr->dest_vsi = repr->src_vsi; - fltr->direction = ICE_ESWITCH_FLTR_EGRESS; - } else if (ice_is_port_repr_netdev(filter_dev) && - ice_tc_is_dev_uplink(target_dev)) { - repr = ice_netdev_to_repr(filter_dev); - - fltr->dest_vsi = repr->src_vsi->back->eswitch.uplink_vsi; - fltr->direction = ICE_ESWITCH_FLTR_EGRESS; - } else if (ice_tc_is_dev_uplink(filter_dev) && - ice_is_port_repr_netdev(target_dev)) { - repr = ice_netdev_to_repr(target_dev); - - fltr->dest_vsi = repr->src_vsi; - fltr->direction = ICE_ESWITCH_FLTR_INGRESS; - } else { - NL_SET_ERR_MSG_MOD(fltr->extack, - "Unsupported netdevice in switchdev mode"); - return -EINVAL; - } - - return 0; -} - static int ice_eswitch_tc_parse_action(struct net_device *filter_dev, struct ice_tc_flower_fltr *fltr, struct flow_action_entry *act) @@ -746,16 +744,19 @@ static int ice_eswitch_tc_parse_action(struct net_device *filter_dev, break; case FLOW_ACTION_REDIRECT: - err = ice_tc_setup_redirect_action(filter_dev, fltr, act->dev); + err = ice_tc_setup_action(filter_dev, fltr, + act->dev, ICE_FWD_TO_VSI); if (err) return err; break; case FLOW_ACTION_MIRRED: - err = ice_tc_setup_mirror_action(filter_dev, fltr, act->dev); + err = ice_tc_setup_action(filter_dev, fltr, + act->dev, ICE_MIRROR_PACKET); if (err) return err; + break; default: @@ -1409,7 +1410,8 @@ ice_parse_tunnel_attr(struct net_device *dev, struct flow_rule *rule, } } - if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ENC_OPTS)) { + if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ENC_OPTS) && + (fltr->tunnel_type == TNL_GTPU || fltr->tunnel_type == TNL_GTPC)) { struct flow_match_enc_opts match; flow_rule_match_enc_opts(rule, &match); @@ -1420,7 +1422,21 @@ ice_parse_tunnel_attr(struct net_device *dev, struct flow_rule *rule, memcpy(&fltr->gtp_pdu_info_masks, &match.mask->data[0], sizeof(struct gtp_pdu_session_info)); - fltr->flags |= ICE_TC_FLWR_FIELD_ENC_OPTS; + fltr->flags |= ICE_TC_FLWR_FIELD_GTP_OPTS; + } + + if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ENC_OPTS) && + fltr->tunnel_type == TNL_PFCP) { + struct flow_match_enc_opts match; + + flow_rule_match_enc_opts(rule, &match); + + memcpy(&fltr->pfcp_meta_keys, match.key->data, + sizeof(struct pfcp_metadata)); + memcpy(&fltr->pfcp_meta_masks, match.mask->data, + sizeof(struct pfcp_metadata)); + + fltr->flags |= ICE_TC_FLWR_FIELD_PFCP_OPTS; } return 0; @@ -1481,10 +1497,14 @@ ice_parse_cls_flower(struct net_device *filter_dev, struct ice_vsi *vsi, return err; } - /* header pointers should point to the inner headers, outer - * header were already set by ice_parse_tunnel_attr - */ - headers = &fltr->inner_headers; + /* PFCP is considered non-tunneled - don't swap headers. */ + if (fltr->tunnel_type != TNL_PFCP) { + /* Header pointers should point to the inner headers, + * outer header were already set by + * ice_parse_tunnel_attr(). + */ + headers = &fltr->inner_headers; + } } else if (dissector->used_keys & (BIT_ULL(FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS) | BIT_ULL(FLOW_DISSECTOR_KEY_ENC_IPV6_ADDRS) | @@ -1638,6 +1658,10 @@ ice_parse_cls_flower(struct net_device *filter_dev, struct ice_vsi *vsi, flow_rule_match_control(rule, &match); addr_type = match.key->addr_type; + + if (flow_rule_has_control_flags(match.mask->flags, + fltr->extack)) + return -EOPNOTSUPP; } if (addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) { |