1e8f887acSAmir Vadai /* 2e8f887acSAmir Vadai * Copyright (c) 2016, Mellanox Technologies. All rights reserved. 3e8f887acSAmir Vadai * 4e8f887acSAmir Vadai * This software is available to you under a choice of one of two 5e8f887acSAmir Vadai * licenses. You may choose to be licensed under the terms of the GNU 6e8f887acSAmir Vadai * General Public License (GPL) Version 2, available from the file 7e8f887acSAmir Vadai * COPYING in the main directory of this source tree, or the 8e8f887acSAmir Vadai * OpenIB.org BSD license below: 9e8f887acSAmir Vadai * 10e8f887acSAmir Vadai * Redistribution and use in source and binary forms, with or 11e8f887acSAmir Vadai * without modification, are permitted provided that the following 12e8f887acSAmir Vadai * conditions are met: 13e8f887acSAmir Vadai * 14e8f887acSAmir Vadai * - Redistributions of source code must retain the above 15e8f887acSAmir Vadai * copyright notice, this list of conditions and the following 16e8f887acSAmir Vadai * disclaimer. 17e8f887acSAmir Vadai * 18e8f887acSAmir Vadai * - Redistributions in binary form must reproduce the above 19e8f887acSAmir Vadai * copyright notice, this list of conditions and the following 20e8f887acSAmir Vadai * disclaimer in the documentation and/or other materials 21e8f887acSAmir Vadai * provided with the distribution. 22e8f887acSAmir Vadai * 23e8f887acSAmir Vadai * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 24e8f887acSAmir Vadai * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 25e8f887acSAmir Vadai * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 26e8f887acSAmir Vadai * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 27e8f887acSAmir Vadai * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 28e8f887acSAmir Vadai * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 29e8f887acSAmir Vadai * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 30e8f887acSAmir Vadai * SOFTWARE. 31e8f887acSAmir Vadai */ 32e8f887acSAmir Vadai 33e3a2b7edSAmir Vadai #include <net/flow_dissector.h> 34e2394a61SVlad Buslov #include <net/flow_offload.h> 353f7d0eb4SOr Gerlitz #include <net/sch_generic.h> 36e3a2b7edSAmir Vadai #include <net/pkt_cls.h> 37e8f887acSAmir Vadai #include <linux/mlx5/fs.h> 38e8f887acSAmir Vadai #include <linux/mlx5/device.h> 39e8f887acSAmir Vadai #include <linux/rhashtable.h> 405a7e5bcbSVlad Buslov #include <linux/refcount.h> 41db76ca24SVlad Buslov #include <linux/completion.h> 42f6dfb4c3SHadar Hen Zion #include <net/arp.h> 433616d08bSDavid Ahern #include <net/ipv6_stubs.h> 44f828ca6aSEli Cohen #include <net/bareudp.h> 45d34eb2fcSOr Gerlitz #include <net/bonding.h> 4693a1ab2cSPaul Blakey #include <net/dst_metadata.h> 471bffcea4SGal Pressman #include "devlink.h" 48e8f887acSAmir Vadai #include "en.h" 49f0da4daaSChris Mi #include "en/tc/post_act.h" 50d13674b1SOz Shlomo #include "en/tc/act_stats.h" 511d447a39SSaeed Mahameed #include "en_rep.h" 52768c3667SVlad Buslov #include "en/rep/tc.h" 53e2394a61SVlad Buslov #include "en/rep/neigh.h" 54232c0013SHadar Hen Zion #include "en_tc.h" 5503a9d11eSOr Gerlitz #include "eswitch.h" 563f6d08d1SOr Gerlitz #include "fs_core.h" 572c81bfd5SHuy Nguyen #include "en/port.h" 58101f4de9SOz Shlomo #include "en/tc_tun.h" 590a7fcb78SPaul Blakey #include "en/mapping.h" 604c3844d9SPaul Blakey #include "en/tc_ct.h" 61b2fdf3d0SPaul Blakey #include "en/mod_hdr.h" 620d9f9647SVlad Buslov #include "en/tc_tun_encap.h" 630027d70cSChris Mi #include "en/tc/sample.h" 64fad54790SRoi Dayan #include "en/tc/act/act.h" 6506fe52a4SJianbo Liu #include "en/tc/post_meter.h" 6604de7ddaSRoi Dayan #include "lib/devcom.h" 679272e3dfSYevgeny Kliteynik #include "lib/geneve.h" 68ae430332SAriel Levkovich #include "lib/fs_chains.h" 697a978759SDmytro Linkin #include "diag/en_tc_tracepoint.h" 701fe3e316SParav Pandit #include <asm/div64.h> 71016c8946SJakub Kicinski #include "lag/lag.h" 72016c8946SJakub Kicinski #include "lag/mp.h" 73e8f887acSAmir Vadai 74acff797cSMaor Gottlieb #define MLX5E_TC_TABLE_NUM_GROUPS 4 756a064674SAriel Levkovich #define MLX5E_TC_TABLE_MAX_GROUP_SIZE BIT(18) 76e8f887acSAmir Vadai 7723bde065SLama Kayal struct mlx5e_tc_table { 7823bde065SLama Kayal /* Protects the dynamic assignment of the t parameter 7923bde065SLama Kayal * which is the nic tc root table. 8023bde065SLama Kayal */ 8123bde065SLama Kayal struct mutex t_lock; 8223bde065SLama Kayal struct mlx5e_priv *priv; 8323bde065SLama Kayal struct mlx5_flow_table *t; 8423bde065SLama Kayal struct mlx5_flow_table *miss_t; 8523bde065SLama Kayal struct mlx5_fs_chains *chains; 8623bde065SLama Kayal struct mlx5e_post_act *post_act; 8723bde065SLama Kayal 8823bde065SLama Kayal struct rhashtable ht; 8923bde065SLama Kayal 9023bde065SLama Kayal struct mod_hdr_tbl mod_hdr; 9123bde065SLama Kayal struct mutex hairpin_tbl_lock; /* protects hairpin_tbl */ 9223bde065SLama Kayal DECLARE_HASHTABLE(hairpin_tbl, 8); 9323bde065SLama Kayal 9423bde065SLama Kayal struct notifier_block netdevice_nb; 9523bde065SLama Kayal struct netdev_net_notifier netdevice_nn; 9623bde065SLama Kayal 9723bde065SLama Kayal struct mlx5_tc_ct_priv *ct; 9823bde065SLama Kayal struct mapping_ctx *mapping; 990e414518SGal Pressman struct dentry *dfs_root; 100d13674b1SOz Shlomo 101d13674b1SOz Shlomo /* tc action stats */ 102d13674b1SOz Shlomo struct mlx5e_tc_act_stats_handle *action_stats_handle; 10323bde065SLama Kayal }; 10423bde065SLama Kayal 1058f1e0b97SPaul Blakey struct mlx5e_tc_attr_to_reg_mapping mlx5e_tc_attr_to_reg_mappings[] = { 106235ff07dSPaul Blakey [MAPPED_OBJ_TO_REG] = { 1078f1e0b97SPaul Blakey .mfield = MLX5_ACTION_IN_FIELD_METADATA_REG_C_0, 1088f1e0b97SPaul Blakey .moffset = 0, 109ed2fe7baSPaul Blakey .mlen = 16, 1108f1e0b97SPaul Blakey }, 11110742efcSVlad Buslov [VPORT_TO_REG] = { 11210742efcSVlad Buslov .mfield = MLX5_ACTION_IN_FIELD_METADATA_REG_C_0, 113ed2fe7baSPaul Blakey .moffset = 16, 114ed2fe7baSPaul Blakey .mlen = 16, 11510742efcSVlad Buslov }, 1160a7fcb78SPaul Blakey [TUNNEL_TO_REG] = { 1170a7fcb78SPaul Blakey .mfield = MLX5_ACTION_IN_FIELD_METADATA_REG_C_1, 118ed2fe7baSPaul Blakey .moffset = 8, 119ed2fe7baSPaul Blakey .mlen = ESW_TUN_OPTS_BITS + ESW_TUN_ID_BITS, 1200a7fcb78SPaul Blakey .soffset = MLX5_BYTE_OFF(fte_match_param, 1210a7fcb78SPaul Blakey misc_parameters_2.metadata_reg_c_1), 1220a7fcb78SPaul Blakey }, 1234c3844d9SPaul Blakey [ZONE_TO_REG] = zone_to_reg_ct, 124a8eb919bSPaul Blakey [ZONE_RESTORE_TO_REG] = zone_restore_to_reg_ct, 1254c3844d9SPaul Blakey [CTSTATE_TO_REG] = ctstate_to_reg_ct, 1264c3844d9SPaul Blakey [MARK_TO_REG] = mark_to_reg_ct, 1274c3844d9SPaul Blakey [LABELS_TO_REG] = labels_to_reg_ct, 1284c3844d9SPaul Blakey [FTEID_TO_REG] = fteid_to_reg_ct, 12939c538d6SCai Huoqing /* For NIC rules we store the restore metadata directly 130c7569097SAriel Levkovich * into reg_b that is passed to SW since we don't 131c7569097SAriel Levkovich * jump between steering domains. 132c7569097SAriel Levkovich */ 133235ff07dSPaul Blakey [NIC_MAPPED_OBJ_TO_REG] = { 134c7569097SAriel Levkovich .mfield = MLX5_ACTION_IN_FIELD_METADATA_REG_B, 135c7569097SAriel Levkovich .moffset = 0, 136ed2fe7baSPaul Blakey .mlen = 16, 137c7569097SAriel Levkovich }, 138aedd133dSAriel Levkovich [NIC_ZONE_RESTORE_TO_REG] = nic_zone_restore_to_reg_ct, 13906fe52a4SJianbo Liu [PACKET_COLOR_TO_REG] = packet_color_to_reg, 1408f1e0b97SPaul Blakey }; 1418f1e0b97SPaul Blakey 142c84fa1abSOz Shlomo struct mlx5e_tc_jump_state { 143c84fa1abSOz Shlomo u32 jump_count; 144c84fa1abSOz Shlomo bool jump_target; 145c84fa1abSOz Shlomo struct mlx5_flow_attr *jumping_attr; 146c84fa1abSOz Shlomo 147c84fa1abSOz Shlomo enum flow_action_id last_id; 148c84fa1abSOz Shlomo u32 last_index; 149c84fa1abSOz Shlomo }; 150c84fa1abSOz Shlomo 15123bde065SLama Kayal struct mlx5e_tc_table *mlx5e_tc_table_alloc(void) 15223bde065SLama Kayal { 15323bde065SLama Kayal struct mlx5e_tc_table *tc; 15423bde065SLama Kayal 15523bde065SLama Kayal tc = kvzalloc(sizeof(*tc), GFP_KERNEL); 15623bde065SLama Kayal return tc ? tc : ERR_PTR(-ENOMEM); 15723bde065SLama Kayal } 15823bde065SLama Kayal 15923bde065SLama Kayal void mlx5e_tc_table_free(struct mlx5e_tc_table *tc) 16023bde065SLama Kayal { 16123bde065SLama Kayal kvfree(tc); 16223bde065SLama Kayal } 16323bde065SLama Kayal 16423bde065SLama Kayal struct mlx5_fs_chains *mlx5e_nic_chains(struct mlx5e_tc_table *tc) 16523bde065SLama Kayal { 16623bde065SLama Kayal return tc->chains; 16723bde065SLama Kayal } 16823bde065SLama Kayal 1699ba33339SRoi Dayan /* To avoid false lock dependency warning set the tc_ht lock 1709ba33339SRoi Dayan * class different than the lock class of the ht being used when deleting 1719ba33339SRoi Dayan * last flow from a group and then deleting a group, we get into del_sw_flow_group() 1729ba33339SRoi Dayan * which call rhashtable_destroy on fg->ftes_hash which will take ht->mutex but 1739ba33339SRoi Dayan * it's different than the ht->mutex here. 1749ba33339SRoi Dayan */ 1759ba33339SRoi Dayan static struct lock_class_key tc_ht_lock_key; 1765aa56105SVlad Buslov static struct lock_class_key tc_ht_wq_key; 1779ba33339SRoi Dayan 1780a7fcb78SPaul Blakey static void mlx5e_put_flow_tunnel_id(struct mlx5e_tc_flow *flow); 1798300f225SRoi Dayan static void free_flow_post_acts(struct mlx5e_tc_flow *flow); 180a830ec48SPaul Blakey static void mlx5_free_flow_attr_actions(struct mlx5e_tc_flow *flow, 181a830ec48SPaul Blakey struct mlx5_flow_attr *attr); 1820a7fcb78SPaul Blakey 1830a7fcb78SPaul Blakey void 1840a7fcb78SPaul Blakey mlx5e_tc_match_to_reg_match(struct mlx5_flow_spec *spec, 1850a7fcb78SPaul Blakey enum mlx5e_tc_attr_to_reg type, 186ed2fe7baSPaul Blakey u32 val, 1870a7fcb78SPaul Blakey u32 mask) 1880a7fcb78SPaul Blakey { 189ed2fe7baSPaul Blakey void *headers_c = spec->match_criteria, *headers_v = spec->match_value, *fmask, *fval; 1900a7fcb78SPaul Blakey int soffset = mlx5e_tc_attr_to_reg_mappings[type].soffset; 191ed2fe7baSPaul Blakey int moffset = mlx5e_tc_attr_to_reg_mappings[type].moffset; 1920a7fcb78SPaul Blakey int match_len = mlx5e_tc_attr_to_reg_mappings[type].mlen; 193ed2fe7baSPaul Blakey u32 max_mask = GENMASK(match_len - 1, 0); 194ed2fe7baSPaul Blakey __be32 curr_mask_be, curr_val_be; 195ed2fe7baSPaul Blakey u32 curr_mask, curr_val; 1960a7fcb78SPaul Blakey 1970a7fcb78SPaul Blakey fmask = headers_c + soffset; 1980a7fcb78SPaul Blakey fval = headers_v + soffset; 1990a7fcb78SPaul Blakey 200ed2fe7baSPaul Blakey memcpy(&curr_mask_be, fmask, 4); 201ed2fe7baSPaul Blakey memcpy(&curr_val_be, fval, 4); 2020a7fcb78SPaul Blakey 203ed2fe7baSPaul Blakey curr_mask = be32_to_cpu(curr_mask_be); 204ed2fe7baSPaul Blakey curr_val = be32_to_cpu(curr_val_be); 205ed2fe7baSPaul Blakey 206ed2fe7baSPaul Blakey //move to correct offset 207ed2fe7baSPaul Blakey WARN_ON(mask > max_mask); 208ed2fe7baSPaul Blakey mask <<= moffset; 209ed2fe7baSPaul Blakey val <<= moffset; 210ed2fe7baSPaul Blakey max_mask <<= moffset; 211ed2fe7baSPaul Blakey 212ed2fe7baSPaul Blakey //zero val and mask 213ed2fe7baSPaul Blakey curr_mask &= ~max_mask; 214ed2fe7baSPaul Blakey curr_val &= ~max_mask; 215ed2fe7baSPaul Blakey 216ed2fe7baSPaul Blakey //add current to mask 217ed2fe7baSPaul Blakey curr_mask |= mask; 218ed2fe7baSPaul Blakey curr_val |= val; 219ed2fe7baSPaul Blakey 220ed2fe7baSPaul Blakey //back to be32 and write 221ed2fe7baSPaul Blakey curr_mask_be = cpu_to_be32(curr_mask); 222ed2fe7baSPaul Blakey curr_val_be = cpu_to_be32(curr_val); 223ed2fe7baSPaul Blakey 224ed2fe7baSPaul Blakey memcpy(fmask, &curr_mask_be, 4); 225ed2fe7baSPaul Blakey memcpy(fval, &curr_val_be, 4); 2260a7fcb78SPaul Blakey 2270a7fcb78SPaul Blakey spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS_2; 2280a7fcb78SPaul Blakey } 2290a7fcb78SPaul Blakey 2307e36feebSPaul Blakey void 2317e36feebSPaul Blakey mlx5e_tc_match_to_reg_get_match(struct mlx5_flow_spec *spec, 2327e36feebSPaul Blakey enum mlx5e_tc_attr_to_reg type, 233ed2fe7baSPaul Blakey u32 *val, 2347e36feebSPaul Blakey u32 *mask) 2357e36feebSPaul Blakey { 236ed2fe7baSPaul Blakey void *headers_c = spec->match_criteria, *headers_v = spec->match_value, *fmask, *fval; 2377e36feebSPaul Blakey int soffset = mlx5e_tc_attr_to_reg_mappings[type].soffset; 238ed2fe7baSPaul Blakey int moffset = mlx5e_tc_attr_to_reg_mappings[type].moffset; 2397e36feebSPaul Blakey int match_len = mlx5e_tc_attr_to_reg_mappings[type].mlen; 240ed2fe7baSPaul Blakey u32 max_mask = GENMASK(match_len - 1, 0); 241ed2fe7baSPaul Blakey __be32 curr_mask_be, curr_val_be; 242ed2fe7baSPaul Blakey u32 curr_mask, curr_val; 2437e36feebSPaul Blakey 2447e36feebSPaul Blakey fmask = headers_c + soffset; 2457e36feebSPaul Blakey fval = headers_v + soffset; 2467e36feebSPaul Blakey 247ed2fe7baSPaul Blakey memcpy(&curr_mask_be, fmask, 4); 248ed2fe7baSPaul Blakey memcpy(&curr_val_be, fval, 4); 2497e36feebSPaul Blakey 250ed2fe7baSPaul Blakey curr_mask = be32_to_cpu(curr_mask_be); 251ed2fe7baSPaul Blakey curr_val = be32_to_cpu(curr_val_be); 252ed2fe7baSPaul Blakey 253ed2fe7baSPaul Blakey *mask = (curr_mask >> moffset) & max_mask; 254ed2fe7baSPaul Blakey *val = (curr_val >> moffset) & max_mask; 2557e36feebSPaul Blakey } 2567e36feebSPaul Blakey 2570a7fcb78SPaul Blakey int 258c7b9038dSVlad Buslov mlx5e_tc_match_to_reg_set_and_get_id(struct mlx5_core_dev *mdev, 2590a7fcb78SPaul Blakey struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts, 260aedd133dSAriel Levkovich enum mlx5_flow_namespace_type ns, 2610a7fcb78SPaul Blakey enum mlx5e_tc_attr_to_reg type, 2620a7fcb78SPaul Blakey u32 data) 2630a7fcb78SPaul Blakey { 2640a7fcb78SPaul Blakey int moffset = mlx5e_tc_attr_to_reg_mappings[type].moffset; 2650a7fcb78SPaul Blakey int mfield = mlx5e_tc_attr_to_reg_mappings[type].mfield; 2660a7fcb78SPaul Blakey int mlen = mlx5e_tc_attr_to_reg_mappings[type].mlen; 2670a7fcb78SPaul Blakey char *modact; 2680a7fcb78SPaul Blakey int err; 2690a7fcb78SPaul Blakey 2702c0e5cf5SPaul Blakey modact = mlx5e_mod_hdr_alloc(mdev, ns, mod_hdr_acts); 2712c0e5cf5SPaul Blakey if (IS_ERR(modact)) 2722c0e5cf5SPaul Blakey return PTR_ERR(modact); 2730a7fcb78SPaul Blakey 2740a7fcb78SPaul Blakey /* Firmware has 5bit length field and 0 means 32bits */ 275ed2fe7baSPaul Blakey if (mlen == 32) 2760a7fcb78SPaul Blakey mlen = 0; 2770a7fcb78SPaul Blakey 2780a7fcb78SPaul Blakey MLX5_SET(set_action_in, modact, action_type, MLX5_ACTION_TYPE_SET); 2790a7fcb78SPaul Blakey MLX5_SET(set_action_in, modact, field, mfield); 280ed2fe7baSPaul Blakey MLX5_SET(set_action_in, modact, offset, moffset); 281ed2fe7baSPaul Blakey MLX5_SET(set_action_in, modact, length, mlen); 2820a7fcb78SPaul Blakey MLX5_SET(set_action_in, modact, data, data); 283c7b9038dSVlad Buslov err = mod_hdr_acts->num_actions; 2840a7fcb78SPaul Blakey mod_hdr_acts->num_actions++; 2850a7fcb78SPaul Blakey 286c7b9038dSVlad Buslov return err; 2870a7fcb78SPaul Blakey } 2880a7fcb78SPaul Blakey 289d13674b1SOz Shlomo static struct mlx5e_tc_act_stats_handle * 290d13674b1SOz Shlomo get_act_stats_handle(struct mlx5e_priv *priv) 291d13674b1SOz Shlomo { 292d13674b1SOz Shlomo struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 293d13674b1SOz Shlomo struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 294d13674b1SOz Shlomo struct mlx5_rep_uplink_priv *uplink_priv; 295d13674b1SOz Shlomo struct mlx5e_rep_priv *uplink_rpriv; 296d13674b1SOz Shlomo 297d13674b1SOz Shlomo if (is_mdev_switchdev_mode(priv->mdev)) { 298d13674b1SOz Shlomo uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 299d13674b1SOz Shlomo uplink_priv = &uplink_rpriv->uplink_priv; 300d13674b1SOz Shlomo 301d13674b1SOz Shlomo return uplink_priv->action_stats_handle; 302d13674b1SOz Shlomo } 303d13674b1SOz Shlomo 304d13674b1SOz Shlomo return tc->action_stats_handle; 305d13674b1SOz Shlomo } 306d13674b1SOz Shlomo 30727484f71SAriel Levkovich struct mlx5e_tc_int_port_priv * 30827484f71SAriel Levkovich mlx5e_get_int_port_priv(struct mlx5e_priv *priv) 30927484f71SAriel Levkovich { 31027484f71SAriel Levkovich struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 31127484f71SAriel Levkovich struct mlx5_rep_uplink_priv *uplink_priv; 31227484f71SAriel Levkovich struct mlx5e_rep_priv *uplink_rpriv; 31327484f71SAriel Levkovich 31427484f71SAriel Levkovich if (is_mdev_switchdev_mode(priv->mdev)) { 31527484f71SAriel Levkovich uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 31627484f71SAriel Levkovich uplink_priv = &uplink_rpriv->uplink_priv; 31727484f71SAriel Levkovich 31827484f71SAriel Levkovich return uplink_priv->int_port_priv; 31927484f71SAriel Levkovich } 32027484f71SAriel Levkovich 32127484f71SAriel Levkovich return NULL; 32227484f71SAriel Levkovich } 32327484f71SAriel Levkovich 32474e6b2a8SJianbo Liu struct mlx5e_flow_meters * 32574e6b2a8SJianbo Liu mlx5e_get_flow_meters(struct mlx5_core_dev *dev) 32674e6b2a8SJianbo Liu { 32774e6b2a8SJianbo Liu struct mlx5_eswitch *esw = dev->priv.eswitch; 32874e6b2a8SJianbo Liu struct mlx5_rep_uplink_priv *uplink_priv; 32974e6b2a8SJianbo Liu struct mlx5e_rep_priv *uplink_rpriv; 33074e6b2a8SJianbo Liu struct mlx5e_priv *priv; 33174e6b2a8SJianbo Liu 33274e6b2a8SJianbo Liu if (is_mdev_switchdev_mode(dev)) { 33374e6b2a8SJianbo Liu uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 33474e6b2a8SJianbo Liu uplink_priv = &uplink_rpriv->uplink_priv; 33574e6b2a8SJianbo Liu priv = netdev_priv(uplink_rpriv->netdev); 33674e6b2a8SJianbo Liu if (!uplink_priv->flow_meters) 33774e6b2a8SJianbo Liu uplink_priv->flow_meters = 33874e6b2a8SJianbo Liu mlx5e_flow_meters_init(priv, 33974e6b2a8SJianbo Liu MLX5_FLOW_NAMESPACE_FDB, 34074e6b2a8SJianbo Liu uplink_priv->post_act); 34174e6b2a8SJianbo Liu if (!IS_ERR(uplink_priv->flow_meters)) 34274e6b2a8SJianbo Liu return uplink_priv->flow_meters; 34374e6b2a8SJianbo Liu } 34474e6b2a8SJianbo Liu 34574e6b2a8SJianbo Liu return NULL; 34674e6b2a8SJianbo Liu } 34774e6b2a8SJianbo Liu 348aedd133dSAriel Levkovich static struct mlx5_tc_ct_priv * 349aedd133dSAriel Levkovich get_ct_priv(struct mlx5e_priv *priv) 350aedd133dSAriel Levkovich { 351f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 352aedd133dSAriel Levkovich struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 353aedd133dSAriel Levkovich struct mlx5_rep_uplink_priv *uplink_priv; 354aedd133dSAriel Levkovich struct mlx5e_rep_priv *uplink_rpriv; 355aedd133dSAriel Levkovich 356e8711402SLeon Romanovsky if (is_mdev_switchdev_mode(priv->mdev)) { 357aedd133dSAriel Levkovich uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 358aedd133dSAriel Levkovich uplink_priv = &uplink_rpriv->uplink_priv; 359aedd133dSAriel Levkovich 360aedd133dSAriel Levkovich return uplink_priv->ct_priv; 361aedd133dSAriel Levkovich } 362aedd133dSAriel Levkovich 363f52f2faeSLama Kayal return tc->ct; 364aedd133dSAriel Levkovich } 365aedd133dSAriel Levkovich 3660027d70cSChris Mi static struct mlx5e_tc_psample * 367f94d6389SChris Mi get_sample_priv(struct mlx5e_priv *priv) 368f94d6389SChris Mi { 369f94d6389SChris Mi struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 370f94d6389SChris Mi struct mlx5_rep_uplink_priv *uplink_priv; 371f94d6389SChris Mi struct mlx5e_rep_priv *uplink_rpriv; 372f94d6389SChris Mi 373f94d6389SChris Mi if (is_mdev_switchdev_mode(priv->mdev)) { 374f94d6389SChris Mi uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 375f94d6389SChris Mi uplink_priv = &uplink_rpriv->uplink_priv; 376f94d6389SChris Mi 3770027d70cSChris Mi return uplink_priv->tc_psample; 378f94d6389SChris Mi } 379f94d6389SChris Mi 380f94d6389SChris Mi return NULL; 381f94d6389SChris Mi } 382f94d6389SChris Mi 3838300f225SRoi Dayan static struct mlx5e_post_act * 3848300f225SRoi Dayan get_post_action(struct mlx5e_priv *priv) 3858300f225SRoi Dayan { 386f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 3878300f225SRoi Dayan struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 3888300f225SRoi Dayan struct mlx5_rep_uplink_priv *uplink_priv; 3898300f225SRoi Dayan struct mlx5e_rep_priv *uplink_rpriv; 3908300f225SRoi Dayan 3918300f225SRoi Dayan if (is_mdev_switchdev_mode(priv->mdev)) { 3928300f225SRoi Dayan uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 3938300f225SRoi Dayan uplink_priv = &uplink_rpriv->uplink_priv; 3948300f225SRoi Dayan 3958300f225SRoi Dayan return uplink_priv->post_act; 3968300f225SRoi Dayan } 3978300f225SRoi Dayan 398f52f2faeSLama Kayal return tc->post_act; 3998300f225SRoi Dayan } 4008300f225SRoi Dayan 401aedd133dSAriel Levkovich struct mlx5_flow_handle * 402aedd133dSAriel Levkovich mlx5_tc_rule_insert(struct mlx5e_priv *priv, 403aedd133dSAriel Levkovich struct mlx5_flow_spec *spec, 404aedd133dSAriel Levkovich struct mlx5_flow_attr *attr) 405aedd133dSAriel Levkovich { 406aedd133dSAriel Levkovich struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 407aedd133dSAriel Levkovich 408e8711402SLeon Romanovsky if (is_mdev_switchdev_mode(priv->mdev)) 409aedd133dSAriel Levkovich return mlx5_eswitch_add_offloaded_rule(esw, spec, attr); 410aedd133dSAriel Levkovich 411aedd133dSAriel Levkovich return mlx5e_add_offloaded_nic_rule(priv, spec, attr); 412aedd133dSAriel Levkovich } 413aedd133dSAriel Levkovich 414aedd133dSAriel Levkovich void 415aedd133dSAriel Levkovich mlx5_tc_rule_delete(struct mlx5e_priv *priv, 416aedd133dSAriel Levkovich struct mlx5_flow_handle *rule, 417aedd133dSAriel Levkovich struct mlx5_flow_attr *attr) 418aedd133dSAriel Levkovich { 419aedd133dSAriel Levkovich struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 420aedd133dSAriel Levkovich 421e8711402SLeon Romanovsky if (is_mdev_switchdev_mode(priv->mdev)) { 422aedd133dSAriel Levkovich mlx5_eswitch_del_offloaded_rule(esw, rule, attr); 423aedd133dSAriel Levkovich return; 424aedd133dSAriel Levkovich } 425aedd133dSAriel Levkovich 426aedd133dSAriel Levkovich mlx5e_del_offloaded_nic_rule(priv, rule, attr); 427aedd133dSAriel Levkovich } 428aedd133dSAriel Levkovich 429a8d52b02SJianbo Liu static bool 430a8d52b02SJianbo Liu is_flow_meter_action(struct mlx5_flow_attr *attr) 431a8d52b02SJianbo Liu { 4326fda078dSOz Shlomo return (((attr->action & MLX5_FLOW_CONTEXT_ACTION_EXECUTE_ASO) && 4336fda078dSOz Shlomo (attr->exe_aso_type == MLX5_EXE_ASO_FLOW_METER)) || 4346fda078dSOz Shlomo attr->flags & MLX5_ATTR_FLAG_MTU); 435a8d52b02SJianbo Liu } 436a8d52b02SJianbo Liu 437a8d52b02SJianbo Liu static int 438a8d52b02SJianbo Liu mlx5e_tc_add_flow_meter(struct mlx5e_priv *priv, 439a8d52b02SJianbo Liu struct mlx5_flow_attr *attr) 440a8d52b02SJianbo Liu { 441e5b1db27SRoi Dayan struct mlx5e_post_act *post_act = get_post_action(priv); 442e5b1db27SRoi Dayan struct mlx5e_post_meter_priv *post_meter; 443e5b1db27SRoi Dayan enum mlx5_flow_namespace_type ns_type; 444a8d52b02SJianbo Liu struct mlx5e_flow_meter_handle *meter; 4456fda078dSOz Shlomo enum mlx5e_post_meter_type type; 446a8d52b02SJianbo Liu 447b766f8b8SChris Mi if (IS_ERR(post_act)) 448b766f8b8SChris Mi return PTR_ERR(post_act); 449b766f8b8SChris Mi 450f8e9d413SRoi Dayan meter = mlx5e_tc_meter_replace(priv->mdev, &attr->meter_attr.params); 451a8d52b02SJianbo Liu if (IS_ERR(meter)) { 452a8d52b02SJianbo Liu mlx5_core_err(priv->mdev, "Failed to get flow meter\n"); 453a8d52b02SJianbo Liu return PTR_ERR(meter); 454a8d52b02SJianbo Liu } 455a8d52b02SJianbo Liu 456e5b1db27SRoi Dayan ns_type = mlx5e_tc_meter_get_namespace(meter->flow_meters); 4576fda078dSOz Shlomo type = meter->params.mtu ? MLX5E_POST_METER_MTU : MLX5E_POST_METER_RATE; 4580d8c38d4SOz Shlomo post_meter = mlx5e_post_meter_init(priv, ns_type, post_act, 4596fda078dSOz Shlomo type, 4600d8c38d4SOz Shlomo meter->act_counter, meter->drop_counter, 4610d8c38d4SOz Shlomo attr->branch_true, attr->branch_false); 462e5b1db27SRoi Dayan if (IS_ERR(post_meter)) { 463e5b1db27SRoi Dayan mlx5_core_err(priv->mdev, "Failed to init post meter\n"); 464e5b1db27SRoi Dayan goto err_meter_init; 465e5b1db27SRoi Dayan } 466e5b1db27SRoi Dayan 467a8d52b02SJianbo Liu attr->meter_attr.meter = meter; 468e5b1db27SRoi Dayan attr->meter_attr.post_meter = post_meter; 469e5b1db27SRoi Dayan attr->dest_ft = mlx5e_post_meter_get_ft(post_meter); 470a8d52b02SJianbo Liu attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 471a8d52b02SJianbo Liu 472a8d52b02SJianbo Liu return 0; 473e5b1db27SRoi Dayan 474e5b1db27SRoi Dayan err_meter_init: 475e5b1db27SRoi Dayan mlx5e_tc_meter_put(meter); 476e5b1db27SRoi Dayan return PTR_ERR(post_meter); 477e5b1db27SRoi Dayan } 478e5b1db27SRoi Dayan 479e5b1db27SRoi Dayan static void 4800d8c38d4SOz Shlomo mlx5e_tc_del_flow_meter(struct mlx5_eswitch *esw, struct mlx5_flow_attr *attr) 481e5b1db27SRoi Dayan { 4820d8c38d4SOz Shlomo mlx5e_post_meter_cleanup(esw, attr->meter_attr.post_meter); 483e5b1db27SRoi Dayan mlx5e_tc_meter_put(attr->meter_attr.meter); 484a8d52b02SJianbo Liu } 485a8d52b02SJianbo Liu 48684ba8062SRoi Dayan struct mlx5_flow_handle * 48784ba8062SRoi Dayan mlx5e_tc_rule_offload(struct mlx5e_priv *priv, 48884ba8062SRoi Dayan struct mlx5_flow_spec *spec, 48984ba8062SRoi Dayan struct mlx5_flow_attr *attr) 49084ba8062SRoi Dayan { 49184ba8062SRoi Dayan struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 492a8d52b02SJianbo Liu int err; 49384ba8062SRoi Dayan 49484ba8062SRoi Dayan if (!is_mdev_switchdev_mode(priv->mdev)) 49584ba8062SRoi Dayan return mlx5e_add_offloaded_nic_rule(priv, spec, attr); 49684ba8062SRoi Dayan 49784ba8062SRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_SAMPLE) 49873a3f1bcSRoi Dayan return mlx5e_tc_sample_offload(get_sample_priv(priv), spec, attr); 49984ba8062SRoi Dayan 500a8d52b02SJianbo Liu if (is_flow_meter_action(attr)) { 501a8d52b02SJianbo Liu err = mlx5e_tc_add_flow_meter(priv, attr); 502a8d52b02SJianbo Liu if (err) 503a8d52b02SJianbo Liu return ERR_PTR(err); 504a8d52b02SJianbo Liu } 505a8d52b02SJianbo Liu 50684ba8062SRoi Dayan return mlx5_eswitch_add_offloaded_rule(esw, spec, attr); 50784ba8062SRoi Dayan } 50884ba8062SRoi Dayan 50984ba8062SRoi Dayan void 51084ba8062SRoi Dayan mlx5e_tc_rule_unoffload(struct mlx5e_priv *priv, 511a572c0a7SRoi Dayan struct mlx5_flow_handle *rule, 51284ba8062SRoi Dayan struct mlx5_flow_attr *attr) 51384ba8062SRoi Dayan { 51484ba8062SRoi Dayan struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 51584ba8062SRoi Dayan 51684ba8062SRoi Dayan if (!is_mdev_switchdev_mode(priv->mdev)) { 51784ba8062SRoi Dayan mlx5e_del_offloaded_nic_rule(priv, rule, attr); 51884ba8062SRoi Dayan return; 51984ba8062SRoi Dayan } 52084ba8062SRoi Dayan 52184ba8062SRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_SAMPLE) { 52284ba8062SRoi Dayan mlx5e_tc_sample_unoffload(get_sample_priv(priv), rule, attr); 52384ba8062SRoi Dayan return; 52484ba8062SRoi Dayan } 52584ba8062SRoi Dayan 52684ba8062SRoi Dayan mlx5_eswitch_del_offloaded_rule(esw, rule, attr); 527a8d52b02SJianbo Liu 528a8d52b02SJianbo Liu if (attr->meter_attr.meter) 5290d8c38d4SOz Shlomo mlx5e_tc_del_flow_meter(esw, attr); 53084ba8062SRoi Dayan } 53184ba8062SRoi Dayan 532c7b9038dSVlad Buslov int 533c7b9038dSVlad Buslov mlx5e_tc_match_to_reg_set(struct mlx5_core_dev *mdev, 534c7b9038dSVlad Buslov struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts, 535c7b9038dSVlad Buslov enum mlx5_flow_namespace_type ns, 536c7b9038dSVlad Buslov enum mlx5e_tc_attr_to_reg type, 537c7b9038dSVlad Buslov u32 data) 538c7b9038dSVlad Buslov { 539c7b9038dSVlad Buslov int ret = mlx5e_tc_match_to_reg_set_and_get_id(mdev, mod_hdr_acts, ns, type, data); 540c7b9038dSVlad Buslov 541c7b9038dSVlad Buslov return ret < 0 ? ret : 0; 542c7b9038dSVlad Buslov } 543c7b9038dSVlad Buslov 544c7b9038dSVlad Buslov void mlx5e_tc_match_to_reg_mod_hdr_change(struct mlx5_core_dev *mdev, 545c7b9038dSVlad Buslov struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts, 546c7b9038dSVlad Buslov enum mlx5e_tc_attr_to_reg type, 547c7b9038dSVlad Buslov int act_id, u32 data) 548c7b9038dSVlad Buslov { 549c7b9038dSVlad Buslov int moffset = mlx5e_tc_attr_to_reg_mappings[type].moffset; 550c7b9038dSVlad Buslov int mfield = mlx5e_tc_attr_to_reg_mappings[type].mfield; 551c7b9038dSVlad Buslov int mlen = mlx5e_tc_attr_to_reg_mappings[type].mlen; 552c7b9038dSVlad Buslov char *modact; 553c7b9038dSVlad Buslov 5542c0e5cf5SPaul Blakey modact = mlx5e_mod_hdr_get_item(mod_hdr_acts, act_id); 555c7b9038dSVlad Buslov 556c7b9038dSVlad Buslov /* Firmware has 5bit length field and 0 means 32bits */ 557ed2fe7baSPaul Blakey if (mlen == 32) 558c7b9038dSVlad Buslov mlen = 0; 559c7b9038dSVlad Buslov 560c7b9038dSVlad Buslov MLX5_SET(set_action_in, modact, action_type, MLX5_ACTION_TYPE_SET); 561c7b9038dSVlad Buslov MLX5_SET(set_action_in, modact, field, mfield); 562ed2fe7baSPaul Blakey MLX5_SET(set_action_in, modact, offset, moffset); 563ed2fe7baSPaul Blakey MLX5_SET(set_action_in, modact, length, mlen); 564c7b9038dSVlad Buslov MLX5_SET(set_action_in, modact, data, data); 565c7b9038dSVlad Buslov } 566c7b9038dSVlad Buslov 56777ab67b7SOr Gerlitz struct mlx5e_hairpin { 56877ab67b7SOr Gerlitz struct mlx5_hairpin *pair; 56977ab67b7SOr Gerlitz 57077ab67b7SOr Gerlitz struct mlx5_core_dev *func_mdev; 5713f6d08d1SOr Gerlitz struct mlx5e_priv *func_priv; 57277ab67b7SOr Gerlitz u32 tdn; 573a6696735SMaxim Mikityanskiy struct mlx5e_tir direct_tir; 5743f6d08d1SOr Gerlitz 5753f6d08d1SOr Gerlitz int num_channels; 5768a0594c0SGal Pressman u8 log_num_packets; 5773f6d08d1SOr Gerlitz struct mlx5e_rqt indir_rqt; 578a6696735SMaxim Mikityanskiy struct mlx5e_tir indir_tir[MLX5E_NUM_INDIR_TIRS]; 579f4b45940SMaor Gottlieb struct mlx5_ttc_table *ttc; 58077ab67b7SOr Gerlitz }; 58177ab67b7SOr Gerlitz 5825c65c564SOr Gerlitz struct mlx5e_hairpin_entry { 5835c65c564SOr Gerlitz /* a node of a hash table which keeps all the hairpin entries */ 5845c65c564SOr Gerlitz struct hlist_node hairpin_hlist; 5855c65c564SOr Gerlitz 58673edca73SVlad Buslov /* protects flows list */ 58773edca73SVlad Buslov spinlock_t flows_lock; 5885c65c564SOr Gerlitz /* flows sharing the same hairpin */ 5895c65c564SOr Gerlitz struct list_head flows; 590db76ca24SVlad Buslov /* hpe's that were not fully initialized when dead peer update event 591db76ca24SVlad Buslov * function traversed them. 592db76ca24SVlad Buslov */ 593db76ca24SVlad Buslov struct list_head dead_peer_wait_list; 5945c65c564SOr Gerlitz 595d8822868SOr Gerlitz u16 peer_vhca_id; 596106be53bSOr Gerlitz u8 prio; 5975c65c564SOr Gerlitz struct mlx5e_hairpin *hp; 598e4f9abbdSVlad Buslov refcount_t refcnt; 599db76ca24SVlad Buslov struct completion res_ready; 6005c65c564SOr Gerlitz }; 6015c65c564SOr Gerlitz 6025a7e5bcbSVlad Buslov static void mlx5e_tc_del_flow(struct mlx5e_priv *priv, 6035a7e5bcbSVlad Buslov struct mlx5e_tc_flow *flow); 6045a7e5bcbSVlad Buslov 6050d9f9647SVlad Buslov struct mlx5e_tc_flow *mlx5e_flow_get(struct mlx5e_tc_flow *flow) 6065a7e5bcbSVlad Buslov { 6075a7e5bcbSVlad Buslov if (!flow || !refcount_inc_not_zero(&flow->refcnt)) 6085a7e5bcbSVlad Buslov return ERR_PTR(-EINVAL); 6095a7e5bcbSVlad Buslov return flow; 6105a7e5bcbSVlad Buslov } 6115a7e5bcbSVlad Buslov 6120d9f9647SVlad Buslov void mlx5e_flow_put(struct mlx5e_priv *priv, struct mlx5e_tc_flow *flow) 6135a7e5bcbSVlad Buslov { 6145a7e5bcbSVlad Buslov if (refcount_dec_and_test(&flow->refcnt)) { 6155a7e5bcbSVlad Buslov mlx5e_tc_del_flow(priv, flow); 616c5d326b2SVlad Buslov kfree_rcu(flow, rcu_head); 6175a7e5bcbSVlad Buslov } 6185a7e5bcbSVlad Buslov } 6195a7e5bcbSVlad Buslov 620aedd133dSAriel Levkovich bool mlx5e_is_eswitch_flow(struct mlx5e_tc_flow *flow) 621226f2ca3SVlad Buslov { 622226f2ca3SVlad Buslov return flow_flag_test(flow, ESWITCH); 623226f2ca3SVlad Buslov } 624226f2ca3SVlad Buslov 62567d62ee7SRoi Dayan bool mlx5e_is_ft_flow(struct mlx5e_tc_flow *flow) 62684179981SPaul Blakey { 62784179981SPaul Blakey return flow_flag_test(flow, FT); 62884179981SPaul Blakey } 62984179981SPaul Blakey 6300d9f9647SVlad Buslov bool mlx5e_is_offloaded_flow(struct mlx5e_tc_flow *flow) 631226f2ca3SVlad Buslov { 632226f2ca3SVlad Buslov return flow_flag_test(flow, OFFLOADED); 633226f2ca3SVlad Buslov } 634226f2ca3SVlad Buslov 635e36db1eeSRoi Dayan int mlx5e_get_flow_namespace(struct mlx5e_tc_flow *flow) 636d2faae25SVlad Buslov { 637d2faae25SVlad Buslov return mlx5e_is_eswitch_flow(flow) ? 638d2faae25SVlad Buslov MLX5_FLOW_NAMESPACE_FDB : MLX5_FLOW_NAMESPACE_KERNEL; 639d2faae25SVlad Buslov } 640b2fdf3d0SPaul Blakey 6418facc02fSOz Shlomo static struct mlx5_core_dev * 6428facc02fSOz Shlomo get_flow_counter_dev(struct mlx5e_tc_flow *flow) 6438facc02fSOz Shlomo { 6448facc02fSOz Shlomo return mlx5e_is_eswitch_flow(flow) ? flow->attr->esw_attr->counter_dev : flow->priv->mdev; 6458facc02fSOz Shlomo } 6468facc02fSOz Shlomo 647b2fdf3d0SPaul Blakey static struct mod_hdr_tbl * 648b2fdf3d0SPaul Blakey get_mod_hdr_table(struct mlx5e_priv *priv, struct mlx5e_tc_flow *flow) 649b2fdf3d0SPaul Blakey { 650f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 651b2fdf3d0SPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 652b2fdf3d0SPaul Blakey 653e36db1eeSRoi Dayan return mlx5e_get_flow_namespace(flow) == MLX5_FLOW_NAMESPACE_FDB ? 654b2fdf3d0SPaul Blakey &esw->offloads.mod_hdr : 655f52f2faeSLama Kayal &tc->mod_hdr; 656b2fdf3d0SPaul Blakey } 657b2fdf3d0SPaul Blakey 658ef78b8d5SRoi Dayan int mlx5e_tc_attach_mod_hdr(struct mlx5e_priv *priv, 65911c9c548SOr Gerlitz struct mlx5e_tc_flow *flow, 66082b56480SRoi Dayan struct mlx5_flow_attr *attr) 66111c9c548SOr Gerlitz { 662b2fdf3d0SPaul Blakey struct mlx5e_mod_hdr_handle *mh; 66311c9c548SOr Gerlitz 664b2fdf3d0SPaul Blakey mh = mlx5e_mod_hdr_attach(priv->mdev, get_mod_hdr_table(priv, flow), 665e36db1eeSRoi Dayan mlx5e_get_flow_namespace(flow), 66682b56480SRoi Dayan &attr->parse_attr->mod_hdr_acts); 667b2fdf3d0SPaul Blakey if (IS_ERR(mh)) 668b2fdf3d0SPaul Blakey return PTR_ERR(mh); 66911c9c548SOr Gerlitz 67082b56480SRoi Dayan WARN_ON(attr->modify_hdr); 67182b56480SRoi Dayan attr->modify_hdr = mlx5e_mod_hdr_get(mh); 67282b56480SRoi Dayan attr->mh = mh; 67311c9c548SOr Gerlitz 67411c9c548SOr Gerlitz return 0; 67511c9c548SOr Gerlitz } 67611c9c548SOr Gerlitz 677ef78b8d5SRoi Dayan void mlx5e_tc_detach_mod_hdr(struct mlx5e_priv *priv, 67882b56480SRoi Dayan struct mlx5e_tc_flow *flow, 67982b56480SRoi Dayan struct mlx5_flow_attr *attr) 68011c9c548SOr Gerlitz { 6815a7e5bcbSVlad Buslov /* flow wasn't fully initialized */ 68282b56480SRoi Dayan if (!attr->mh) 6835a7e5bcbSVlad Buslov return; 6845a7e5bcbSVlad Buslov 685b2fdf3d0SPaul Blakey mlx5e_mod_hdr_detach(priv->mdev, get_mod_hdr_table(priv, flow), 68682b56480SRoi Dayan attr->mh); 68782b56480SRoi Dayan attr->mh = NULL; 68811c9c548SOr Gerlitz } 68911c9c548SOr Gerlitz 69077ab67b7SOr Gerlitz static 69177ab67b7SOr Gerlitz struct mlx5_core_dev *mlx5e_hairpin_get_mdev(struct net *net, int ifindex) 69277ab67b7SOr Gerlitz { 693b1c2f631SDima Chumak struct mlx5_core_dev *mdev; 69477ab67b7SOr Gerlitz struct net_device *netdev; 69577ab67b7SOr Gerlitz struct mlx5e_priv *priv; 69677ab67b7SOr Gerlitz 697b1c2f631SDima Chumak netdev = dev_get_by_index(net, ifindex); 698b1c2f631SDima Chumak if (!netdev) 699b1c2f631SDima Chumak return ERR_PTR(-ENODEV); 700b1c2f631SDima Chumak 70177ab67b7SOr Gerlitz priv = netdev_priv(netdev); 702b1c2f631SDima Chumak mdev = priv->mdev; 703b1c2f631SDima Chumak dev_put(netdev); 704b1c2f631SDima Chumak 705b1c2f631SDima Chumak /* Mirred tc action holds a refcount on the ifindex net_device (see 706b1c2f631SDima Chumak * net/sched/act_mirred.c:tcf_mirred_get_dev). So, it's okay to continue using mdev 707b1c2f631SDima Chumak * after dev_put(netdev), while we're in the context of adding a tc flow. 708b1c2f631SDima Chumak * 709b1c2f631SDima Chumak * The mdev pointer corresponds to the peer/out net_device of a hairpin. It is then 710b1c2f631SDima Chumak * stored in a hairpin object, which exists until all flows, that refer to it, get 711b1c2f631SDima Chumak * removed. 712b1c2f631SDima Chumak * 713b1c2f631SDima Chumak * On the other hand, after a hairpin object has been created, the peer net_device may 714b1c2f631SDima Chumak * be removed/unbound while there are still some hairpin flows that are using it. This 715b1c2f631SDima Chumak * case is handled by mlx5e_tc_hairpin_update_dead_peer, which is hooked to 716b1c2f631SDima Chumak * NETDEV_UNREGISTER event of the peer net_device. 717b1c2f631SDima Chumak */ 718b1c2f631SDima Chumak return mdev; 71977ab67b7SOr Gerlitz } 72077ab67b7SOr Gerlitz 72177ab67b7SOr Gerlitz static int mlx5e_hairpin_create_transport(struct mlx5e_hairpin *hp) 72277ab67b7SOr Gerlitz { 723a6696735SMaxim Mikityanskiy struct mlx5e_tir_builder *builder; 72477ab67b7SOr Gerlitz int err; 72577ab67b7SOr Gerlitz 726a6696735SMaxim Mikityanskiy builder = mlx5e_tir_builder_alloc(false); 727a6696735SMaxim Mikityanskiy if (!builder) 728a6696735SMaxim Mikityanskiy return -ENOMEM; 729a6696735SMaxim Mikityanskiy 73077ab67b7SOr Gerlitz err = mlx5_core_alloc_transport_domain(hp->func_mdev, &hp->tdn); 73177ab67b7SOr Gerlitz if (err) 732a6696735SMaxim Mikityanskiy goto out; 73377ab67b7SOr Gerlitz 734a6696735SMaxim Mikityanskiy mlx5e_tir_builder_build_inline(builder, hp->tdn, hp->pair->rqn[0]); 735a6696735SMaxim Mikityanskiy err = mlx5e_tir_init(&hp->direct_tir, builder, hp->func_mdev, false); 73677ab67b7SOr Gerlitz if (err) 73777ab67b7SOr Gerlitz goto create_tir_err; 73877ab67b7SOr Gerlitz 739a6696735SMaxim Mikityanskiy out: 740a6696735SMaxim Mikityanskiy mlx5e_tir_builder_free(builder); 741a6696735SMaxim Mikityanskiy return err; 74277ab67b7SOr Gerlitz 74377ab67b7SOr Gerlitz create_tir_err: 74477ab67b7SOr Gerlitz mlx5_core_dealloc_transport_domain(hp->func_mdev, hp->tdn); 745a6696735SMaxim Mikityanskiy 746a6696735SMaxim Mikityanskiy goto out; 74777ab67b7SOr Gerlitz } 74877ab67b7SOr Gerlitz 74977ab67b7SOr Gerlitz static void mlx5e_hairpin_destroy_transport(struct mlx5e_hairpin *hp) 75077ab67b7SOr Gerlitz { 751a6696735SMaxim Mikityanskiy mlx5e_tir_destroy(&hp->direct_tir); 75277ab67b7SOr Gerlitz mlx5_core_dealloc_transport_domain(hp->func_mdev, hp->tdn); 75377ab67b7SOr Gerlitz } 75477ab67b7SOr Gerlitz 7553f6d08d1SOr Gerlitz static int mlx5e_hairpin_create_indirect_rqt(struct mlx5e_hairpin *hp) 7563f6d08d1SOr Gerlitz { 7573f6d08d1SOr Gerlitz struct mlx5e_priv *priv = hp->func_priv; 7583f6d08d1SOr Gerlitz struct mlx5_core_dev *mdev = priv->mdev; 75906e9f13aSMaxim Mikityanskiy struct mlx5e_rss_params_indir *indir; 76006e9f13aSMaxim Mikityanskiy int err; 7613f6d08d1SOr Gerlitz 76206e9f13aSMaxim Mikityanskiy indir = kvmalloc(sizeof(*indir), GFP_KERNEL); 76306e9f13aSMaxim Mikityanskiy if (!indir) 7643f6d08d1SOr Gerlitz return -ENOMEM; 7653f6d08d1SOr Gerlitz 76643befe99SMaxim Mikityanskiy mlx5e_rss_params_indir_init_uniform(indir, hp->num_channels); 76706e9f13aSMaxim Mikityanskiy err = mlx5e_rqt_init_indir(&hp->indir_rqt, mdev, hp->pair->rqn, hp->num_channels, 76843ec0f41SMaxim Mikityanskiy mlx5e_rx_res_get_current_hash(priv->rx_res).hfunc, 76943ec0f41SMaxim Mikityanskiy indir); 7703f6d08d1SOr Gerlitz 77106e9f13aSMaxim Mikityanskiy kvfree(indir); 7723f6d08d1SOr Gerlitz return err; 7733f6d08d1SOr Gerlitz } 7743f6d08d1SOr Gerlitz 7753f6d08d1SOr Gerlitz static int mlx5e_hairpin_create_indirect_tirs(struct mlx5e_hairpin *hp) 7763f6d08d1SOr Gerlitz { 7773f6d08d1SOr Gerlitz struct mlx5e_priv *priv = hp->func_priv; 77843ec0f41SMaxim Mikityanskiy struct mlx5e_rss_params_hash rss_hash; 779d443c6f6SMaor Gottlieb enum mlx5_traffic_types tt, max_tt; 780a6696735SMaxim Mikityanskiy struct mlx5e_tir_builder *builder; 781a6696735SMaxim Mikityanskiy int err = 0; 782a6696735SMaxim Mikityanskiy 783a6696735SMaxim Mikityanskiy builder = mlx5e_tir_builder_alloc(false); 784a6696735SMaxim Mikityanskiy if (!builder) 785a6696735SMaxim Mikityanskiy return -ENOMEM; 786a6696735SMaxim Mikityanskiy 78743ec0f41SMaxim Mikityanskiy rss_hash = mlx5e_rx_res_get_current_hash(priv->rx_res); 7883f6d08d1SOr Gerlitz 7893f6d08d1SOr Gerlitz for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) { 79065d6b6e5SMaxim Mikityanskiy struct mlx5e_rss_params_traffic_type rss_tt; 791d930ac79SAya Levin 79265d6b6e5SMaxim Mikityanskiy rss_tt = mlx5e_rss_get_default_tt_config(tt); 7933f6d08d1SOr Gerlitz 794a6696735SMaxim Mikityanskiy mlx5e_tir_builder_build_rqt(builder, hp->tdn, 795a6696735SMaxim Mikityanskiy mlx5e_rqt_get_rqtn(&hp->indir_rqt), 796a6696735SMaxim Mikityanskiy false); 79743ec0f41SMaxim Mikityanskiy mlx5e_tir_builder_build_rss(builder, &rss_hash, &rss_tt, false); 798bbeb53b8SAya Levin 799a6696735SMaxim Mikityanskiy err = mlx5e_tir_init(&hp->indir_tir[tt], builder, hp->func_mdev, false); 8003f6d08d1SOr Gerlitz if (err) { 8013f6d08d1SOr Gerlitz mlx5_core_warn(hp->func_mdev, "create indirect tirs failed, %d\n", err); 8023f6d08d1SOr Gerlitz goto err_destroy_tirs; 8033f6d08d1SOr Gerlitz } 804a6696735SMaxim Mikityanskiy 805a6696735SMaxim Mikityanskiy mlx5e_tir_builder_clear(builder); 8063f6d08d1SOr Gerlitz } 807a6696735SMaxim Mikityanskiy 808a6696735SMaxim Mikityanskiy out: 809a6696735SMaxim Mikityanskiy mlx5e_tir_builder_free(builder); 810a6696735SMaxim Mikityanskiy return err; 8113f6d08d1SOr Gerlitz 8123f6d08d1SOr Gerlitz err_destroy_tirs: 813a6696735SMaxim Mikityanskiy max_tt = tt; 814a6696735SMaxim Mikityanskiy for (tt = 0; tt < max_tt; tt++) 815a6696735SMaxim Mikityanskiy mlx5e_tir_destroy(&hp->indir_tir[tt]); 816a6696735SMaxim Mikityanskiy 817a6696735SMaxim Mikityanskiy goto out; 8183f6d08d1SOr Gerlitz } 8193f6d08d1SOr Gerlitz 8203f6d08d1SOr Gerlitz static void mlx5e_hairpin_destroy_indirect_tirs(struct mlx5e_hairpin *hp) 8213f6d08d1SOr Gerlitz { 8223f6d08d1SOr Gerlitz int tt; 8233f6d08d1SOr Gerlitz 8243f6d08d1SOr Gerlitz for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) 825a6696735SMaxim Mikityanskiy mlx5e_tir_destroy(&hp->indir_tir[tt]); 8263f6d08d1SOr Gerlitz } 8273f6d08d1SOr Gerlitz 8283f6d08d1SOr Gerlitz static void mlx5e_hairpin_set_ttc_params(struct mlx5e_hairpin *hp, 8293f6d08d1SOr Gerlitz struct ttc_params *ttc_params) 8303f6d08d1SOr Gerlitz { 8313f6d08d1SOr Gerlitz struct mlx5_flow_table_attr *ft_attr = &ttc_params->ft_attr; 8323f6d08d1SOr Gerlitz int tt; 8333f6d08d1SOr Gerlitz 8343f6d08d1SOr Gerlitz memset(ttc_params, 0, sizeof(*ttc_params)); 8353f6d08d1SOr Gerlitz 836bc29764eSMaor Gottlieb ttc_params->ns = mlx5_get_flow_namespace(hp->func_mdev, 837bc29764eSMaor Gottlieb MLX5_FLOW_NAMESPACE_KERNEL); 838bc29764eSMaor Gottlieb for (tt = 0; tt < MLX5_NUM_TT; tt++) { 839bc29764eSMaor Gottlieb ttc_params->dests[tt].type = MLX5_FLOW_DESTINATION_TYPE_TIR; 840bc29764eSMaor Gottlieb ttc_params->dests[tt].tir_num = 841bc29764eSMaor Gottlieb tt == MLX5_TT_ANY ? 842bc29764eSMaor Gottlieb mlx5e_tir_get_tirn(&hp->direct_tir) : 843bc29764eSMaor Gottlieb mlx5e_tir_get_tirn(&hp->indir_tir[tt]); 844bc29764eSMaor Gottlieb } 8453f6d08d1SOr Gerlitz 8463f6d08d1SOr Gerlitz ft_attr->level = MLX5E_TC_TTC_FT_LEVEL; 8473f6d08d1SOr Gerlitz ft_attr->prio = MLX5E_TC_PRIO; 8483f6d08d1SOr Gerlitz } 8493f6d08d1SOr Gerlitz 8503f6d08d1SOr Gerlitz static int mlx5e_hairpin_rss_init(struct mlx5e_hairpin *hp) 8513f6d08d1SOr Gerlitz { 8523f6d08d1SOr Gerlitz struct mlx5e_priv *priv = hp->func_priv; 8533f6d08d1SOr Gerlitz struct ttc_params ttc_params; 854f52f2faeSLama Kayal struct mlx5_ttc_table *ttc; 8553f6d08d1SOr Gerlitz int err; 8563f6d08d1SOr Gerlitz 8573f6d08d1SOr Gerlitz err = mlx5e_hairpin_create_indirect_rqt(hp); 8583f6d08d1SOr Gerlitz if (err) 8593f6d08d1SOr Gerlitz return err; 8603f6d08d1SOr Gerlitz 8613f6d08d1SOr Gerlitz err = mlx5e_hairpin_create_indirect_tirs(hp); 8623f6d08d1SOr Gerlitz if (err) 8633f6d08d1SOr Gerlitz goto err_create_indirect_tirs; 8643f6d08d1SOr Gerlitz 8653f6d08d1SOr Gerlitz mlx5e_hairpin_set_ttc_params(hp, &ttc_params); 866f4b45940SMaor Gottlieb hp->ttc = mlx5_create_ttc_table(priv->mdev, &ttc_params); 867f4b45940SMaor Gottlieb if (IS_ERR(hp->ttc)) { 868f4b45940SMaor Gottlieb err = PTR_ERR(hp->ttc); 8693f6d08d1SOr Gerlitz goto err_create_ttc_table; 870f4b45940SMaor Gottlieb } 8713f6d08d1SOr Gerlitz 872f52f2faeSLama Kayal ttc = mlx5e_fs_get_ttc(priv->fs, false); 8733f6d08d1SOr Gerlitz netdev_dbg(priv->netdev, "add hairpin: using %d channels rss ttc table id %x\n", 874f4b45940SMaor Gottlieb hp->num_channels, 875f52f2faeSLama Kayal mlx5_get_ttc_flow_table(ttc)->id); 8763f6d08d1SOr Gerlitz 8773f6d08d1SOr Gerlitz return 0; 8783f6d08d1SOr Gerlitz 8793f6d08d1SOr Gerlitz err_create_ttc_table: 8803f6d08d1SOr Gerlitz mlx5e_hairpin_destroy_indirect_tirs(hp); 8813f6d08d1SOr Gerlitz err_create_indirect_tirs: 88206e9f13aSMaxim Mikityanskiy mlx5e_rqt_destroy(&hp->indir_rqt); 8833f6d08d1SOr Gerlitz 8843f6d08d1SOr Gerlitz return err; 8853f6d08d1SOr Gerlitz } 8863f6d08d1SOr Gerlitz 8873f6d08d1SOr Gerlitz static void mlx5e_hairpin_rss_cleanup(struct mlx5e_hairpin *hp) 8883f6d08d1SOr Gerlitz { 889f4b45940SMaor Gottlieb mlx5_destroy_ttc_table(hp->ttc); 8903f6d08d1SOr Gerlitz mlx5e_hairpin_destroy_indirect_tirs(hp); 89106e9f13aSMaxim Mikityanskiy mlx5e_rqt_destroy(&hp->indir_rqt); 8923f6d08d1SOr Gerlitz } 8933f6d08d1SOr Gerlitz 89477ab67b7SOr Gerlitz static struct mlx5e_hairpin * 89577ab67b7SOr Gerlitz mlx5e_hairpin_create(struct mlx5e_priv *priv, struct mlx5_hairpin_params *params, 89677ab67b7SOr Gerlitz int peer_ifindex) 89777ab67b7SOr Gerlitz { 89877ab67b7SOr Gerlitz struct mlx5_core_dev *func_mdev, *peer_mdev; 89977ab67b7SOr Gerlitz struct mlx5e_hairpin *hp; 90077ab67b7SOr Gerlitz struct mlx5_hairpin *pair; 90177ab67b7SOr Gerlitz int err; 90277ab67b7SOr Gerlitz 90377ab67b7SOr Gerlitz hp = kzalloc(sizeof(*hp), GFP_KERNEL); 90477ab67b7SOr Gerlitz if (!hp) 90577ab67b7SOr Gerlitz return ERR_PTR(-ENOMEM); 90677ab67b7SOr Gerlitz 90777ab67b7SOr Gerlitz func_mdev = priv->mdev; 90877ab67b7SOr Gerlitz peer_mdev = mlx5e_hairpin_get_mdev(dev_net(priv->netdev), peer_ifindex); 909b1c2f631SDima Chumak if (IS_ERR(peer_mdev)) { 910b1c2f631SDima Chumak err = PTR_ERR(peer_mdev); 911b1c2f631SDima Chumak goto create_pair_err; 912b1c2f631SDima Chumak } 91377ab67b7SOr Gerlitz 91477ab67b7SOr Gerlitz pair = mlx5_core_hairpin_create(func_mdev, peer_mdev, params); 91577ab67b7SOr Gerlitz if (IS_ERR(pair)) { 91677ab67b7SOr Gerlitz err = PTR_ERR(pair); 91777ab67b7SOr Gerlitz goto create_pair_err; 91877ab67b7SOr Gerlitz } 91977ab67b7SOr Gerlitz hp->pair = pair; 92077ab67b7SOr Gerlitz hp->func_mdev = func_mdev; 9213f6d08d1SOr Gerlitz hp->func_priv = priv; 9223f6d08d1SOr Gerlitz hp->num_channels = params->num_channels; 9238a0594c0SGal Pressman hp->log_num_packets = params->log_num_packets; 92477ab67b7SOr Gerlitz 92577ab67b7SOr Gerlitz err = mlx5e_hairpin_create_transport(hp); 92677ab67b7SOr Gerlitz if (err) 92777ab67b7SOr Gerlitz goto create_transport_err; 92877ab67b7SOr Gerlitz 9293f6d08d1SOr Gerlitz if (hp->num_channels > 1) { 9303f6d08d1SOr Gerlitz err = mlx5e_hairpin_rss_init(hp); 9313f6d08d1SOr Gerlitz if (err) 9323f6d08d1SOr Gerlitz goto rss_init_err; 9333f6d08d1SOr Gerlitz } 9343f6d08d1SOr Gerlitz 93577ab67b7SOr Gerlitz return hp; 93677ab67b7SOr Gerlitz 9373f6d08d1SOr Gerlitz rss_init_err: 9383f6d08d1SOr Gerlitz mlx5e_hairpin_destroy_transport(hp); 93977ab67b7SOr Gerlitz create_transport_err: 94077ab67b7SOr Gerlitz mlx5_core_hairpin_destroy(hp->pair); 94177ab67b7SOr Gerlitz create_pair_err: 94277ab67b7SOr Gerlitz kfree(hp); 94377ab67b7SOr Gerlitz return ERR_PTR(err); 94477ab67b7SOr Gerlitz } 94577ab67b7SOr Gerlitz 94677ab67b7SOr Gerlitz static void mlx5e_hairpin_destroy(struct mlx5e_hairpin *hp) 94777ab67b7SOr Gerlitz { 9483f6d08d1SOr Gerlitz if (hp->num_channels > 1) 9493f6d08d1SOr Gerlitz mlx5e_hairpin_rss_cleanup(hp); 95077ab67b7SOr Gerlitz mlx5e_hairpin_destroy_transport(hp); 95177ab67b7SOr Gerlitz mlx5_core_hairpin_destroy(hp->pair); 95277ab67b7SOr Gerlitz kvfree(hp); 95377ab67b7SOr Gerlitz } 95477ab67b7SOr Gerlitz 955106be53bSOr Gerlitz static inline u32 hash_hairpin_info(u16 peer_vhca_id, u8 prio) 956106be53bSOr Gerlitz { 957106be53bSOr Gerlitz return (peer_vhca_id << 16 | prio); 958106be53bSOr Gerlitz } 959106be53bSOr Gerlitz 9605c65c564SOr Gerlitz static struct mlx5e_hairpin_entry *mlx5e_hairpin_get(struct mlx5e_priv *priv, 961106be53bSOr Gerlitz u16 peer_vhca_id, u8 prio) 9625c65c564SOr Gerlitz { 963f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 9645c65c564SOr Gerlitz struct mlx5e_hairpin_entry *hpe; 965106be53bSOr Gerlitz u32 hash_key = hash_hairpin_info(peer_vhca_id, prio); 9665c65c564SOr Gerlitz 967f52f2faeSLama Kayal hash_for_each_possible(tc->hairpin_tbl, hpe, 968106be53bSOr Gerlitz hairpin_hlist, hash_key) { 969e4f9abbdSVlad Buslov if (hpe->peer_vhca_id == peer_vhca_id && hpe->prio == prio) { 970e4f9abbdSVlad Buslov refcount_inc(&hpe->refcnt); 9715c65c564SOr Gerlitz return hpe; 9725c65c564SOr Gerlitz } 973e4f9abbdSVlad Buslov } 9745c65c564SOr Gerlitz 9755c65c564SOr Gerlitz return NULL; 9765c65c564SOr Gerlitz } 9775c65c564SOr Gerlitz 978e4f9abbdSVlad Buslov static void mlx5e_hairpin_put(struct mlx5e_priv *priv, 979e4f9abbdSVlad Buslov struct mlx5e_hairpin_entry *hpe) 980e4f9abbdSVlad Buslov { 981f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 982e4f9abbdSVlad Buslov /* no more hairpin flows for us, release the hairpin pair */ 983f52f2faeSLama Kayal if (!refcount_dec_and_mutex_lock(&hpe->refcnt, &tc->hairpin_tbl_lock)) 984e4f9abbdSVlad Buslov return; 985b32accdaSVlad Buslov hash_del(&hpe->hairpin_hlist); 986f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 987e4f9abbdSVlad Buslov 988db76ca24SVlad Buslov if (!IS_ERR_OR_NULL(hpe->hp)) { 989e4f9abbdSVlad Buslov netdev_dbg(priv->netdev, "del hairpin: peer %s\n", 990e4f9abbdSVlad Buslov dev_name(hpe->hp->pair->peer_mdev->device)); 991e4f9abbdSVlad Buslov 992e4f9abbdSVlad Buslov mlx5e_hairpin_destroy(hpe->hp); 993db76ca24SVlad Buslov } 994db76ca24SVlad Buslov 995db76ca24SVlad Buslov WARN_ON(!list_empty(&hpe->flows)); 996e4f9abbdSVlad Buslov kfree(hpe); 997e4f9abbdSVlad Buslov } 998e4f9abbdSVlad Buslov 999106be53bSOr Gerlitz #define UNKNOWN_MATCH_PRIO 8 1000106be53bSOr Gerlitz 1001106be53bSOr Gerlitz static int mlx5e_hairpin_get_prio(struct mlx5e_priv *priv, 1002e98bedf5SEli Britstein struct mlx5_flow_spec *spec, u8 *match_prio, 1003e98bedf5SEli Britstein struct netlink_ext_ack *extack) 1004106be53bSOr Gerlitz { 1005106be53bSOr Gerlitz void *headers_c, *headers_v; 1006106be53bSOr Gerlitz u8 prio_val, prio_mask = 0; 1007106be53bSOr Gerlitz bool vlan_present; 1008106be53bSOr Gerlitz 1009106be53bSOr Gerlitz #ifdef CONFIG_MLX5_CORE_EN_DCB 1010106be53bSOr Gerlitz if (priv->dcbx_dp.trust_state != MLX5_QPTS_TRUST_PCP) { 1011e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 1012e98bedf5SEli Britstein "only PCP trust state supported for hairpin"); 1013106be53bSOr Gerlitz return -EOPNOTSUPP; 1014106be53bSOr Gerlitz } 1015106be53bSOr Gerlitz #endif 1016106be53bSOr Gerlitz headers_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, outer_headers); 1017106be53bSOr Gerlitz headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, outer_headers); 1018106be53bSOr Gerlitz 1019106be53bSOr Gerlitz vlan_present = MLX5_GET(fte_match_set_lyr_2_4, headers_v, cvlan_tag); 1020106be53bSOr Gerlitz if (vlan_present) { 1021106be53bSOr Gerlitz prio_mask = MLX5_GET(fte_match_set_lyr_2_4, headers_c, first_prio); 1022106be53bSOr Gerlitz prio_val = MLX5_GET(fte_match_set_lyr_2_4, headers_v, first_prio); 1023106be53bSOr Gerlitz } 1024106be53bSOr Gerlitz 1025106be53bSOr Gerlitz if (!vlan_present || !prio_mask) { 1026106be53bSOr Gerlitz prio_val = UNKNOWN_MATCH_PRIO; 1027106be53bSOr Gerlitz } else if (prio_mask != 0x7) { 1028e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 1029e98bedf5SEli Britstein "masked priority match not supported for hairpin"); 1030106be53bSOr Gerlitz return -EOPNOTSUPP; 1031106be53bSOr Gerlitz } 1032106be53bSOr Gerlitz 1033106be53bSOr Gerlitz *match_prio = prio_val; 1034106be53bSOr Gerlitz return 0; 1035106be53bSOr Gerlitz } 1036106be53bSOr Gerlitz 10370e414518SGal Pressman static int debugfs_hairpin_num_active_get(void *data, u64 *val) 10380e414518SGal Pressman { 10390e414518SGal Pressman struct mlx5e_tc_table *tc = data; 10400e414518SGal Pressman struct mlx5e_hairpin_entry *hpe; 10410e414518SGal Pressman u32 cnt = 0; 10420e414518SGal Pressman u32 bkt; 10430e414518SGal Pressman 10440e414518SGal Pressman mutex_lock(&tc->hairpin_tbl_lock); 10450e414518SGal Pressman hash_for_each(tc->hairpin_tbl, bkt, hpe, hairpin_hlist) 10460e414518SGal Pressman cnt++; 10470e414518SGal Pressman mutex_unlock(&tc->hairpin_tbl_lock); 10480e414518SGal Pressman 10490e414518SGal Pressman *val = cnt; 10500e414518SGal Pressman 10510e414518SGal Pressman return 0; 10520e414518SGal Pressman } 10530e414518SGal Pressman DEFINE_DEBUGFS_ATTRIBUTE(fops_hairpin_num_active, 10540e414518SGal Pressman debugfs_hairpin_num_active_get, NULL, "%llu\n"); 10550e414518SGal Pressman 10560e414518SGal Pressman static int debugfs_hairpin_table_dump_show(struct seq_file *file, void *priv) 10570e414518SGal Pressman 10580e414518SGal Pressman { 10590e414518SGal Pressman struct mlx5e_tc_table *tc = file->private; 10600e414518SGal Pressman struct mlx5e_hairpin_entry *hpe; 10610e414518SGal Pressman u32 bkt; 10620e414518SGal Pressman 10630e414518SGal Pressman mutex_lock(&tc->hairpin_tbl_lock); 10640e414518SGal Pressman hash_for_each(tc->hairpin_tbl, bkt, hpe, hairpin_hlist) 10658a0594c0SGal Pressman seq_printf(file, 10668a0594c0SGal Pressman "Hairpin peer_vhca_id %u prio %u refcnt %u num_channels %u num_packets %lu\n", 10670e414518SGal Pressman hpe->peer_vhca_id, hpe->prio, 10688a0594c0SGal Pressman refcount_read(&hpe->refcnt), hpe->hp->num_channels, 10698a0594c0SGal Pressman BIT(hpe->hp->log_num_packets)); 10700e414518SGal Pressman mutex_unlock(&tc->hairpin_tbl_lock); 10710e414518SGal Pressman 10720e414518SGal Pressman return 0; 10730e414518SGal Pressman } 10740e414518SGal Pressman DEFINE_SHOW_ATTRIBUTE(debugfs_hairpin_table_dump); 10750e414518SGal Pressman 10760e414518SGal Pressman static void mlx5e_tc_debugfs_init(struct mlx5e_tc_table *tc, 10770e414518SGal Pressman struct dentry *dfs_root) 10780e414518SGal Pressman { 10790e414518SGal Pressman if (IS_ERR_OR_NULL(dfs_root)) 10800e414518SGal Pressman return; 10810e414518SGal Pressman 10820e414518SGal Pressman tc->dfs_root = debugfs_create_dir("tc", dfs_root); 10830e414518SGal Pressman 10840e414518SGal Pressman debugfs_create_file("hairpin_num_active", 0444, tc->dfs_root, tc, 10850e414518SGal Pressman &fops_hairpin_num_active); 10860e414518SGal Pressman debugfs_create_file("hairpin_table_dump", 0444, tc->dfs_root, tc, 10870e414518SGal Pressman &debugfs_hairpin_table_dump_fops); 10880e414518SGal Pressman } 10890e414518SGal Pressman 10905c65c564SOr Gerlitz static int mlx5e_hairpin_flow_add(struct mlx5e_priv *priv, 10915c65c564SOr Gerlitz struct mlx5e_tc_flow *flow, 1092e98bedf5SEli Britstein struct mlx5e_tc_flow_parse_attr *parse_attr, 1093e98bedf5SEli Britstein struct netlink_ext_ack *extack) 10945c65c564SOr Gerlitz { 1095f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 10961bffcea4SGal Pressman struct devlink *devlink = priv_to_devlink(priv->mdev); 109798b66cb1SEli Britstein int peer_ifindex = parse_attr->mirred_ifindex[0]; 10981bffcea4SGal Pressman union devlink_param_value val = {}; 10995c65c564SOr Gerlitz struct mlx5_hairpin_params params; 1100d8822868SOr Gerlitz struct mlx5_core_dev *peer_mdev; 11015c65c564SOr Gerlitz struct mlx5e_hairpin_entry *hpe; 11025c65c564SOr Gerlitz struct mlx5e_hairpin *hp; 1103106be53bSOr Gerlitz u8 match_prio; 1104d8822868SOr Gerlitz u16 peer_id; 11055c65c564SOr Gerlitz int err; 11065c65c564SOr Gerlitz 1107d8822868SOr Gerlitz peer_mdev = mlx5e_hairpin_get_mdev(dev_net(priv->netdev), peer_ifindex); 1108b1c2f631SDima Chumak if (IS_ERR(peer_mdev)) { 1109b1c2f631SDima Chumak NL_SET_ERR_MSG_MOD(extack, "invalid ifindex of mirred device"); 1110b1c2f631SDima Chumak return PTR_ERR(peer_mdev); 1111b1c2f631SDima Chumak } 1112b1c2f631SDima Chumak 1113d8822868SOr Gerlitz if (!MLX5_CAP_GEN(priv->mdev, hairpin) || !MLX5_CAP_GEN(peer_mdev, hairpin)) { 1114e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, "hairpin is not supported"); 11155c65c564SOr Gerlitz return -EOPNOTSUPP; 11165c65c564SOr Gerlitz } 11175c65c564SOr Gerlitz 1118d8822868SOr Gerlitz peer_id = MLX5_CAP_GEN(peer_mdev, vhca_id); 1119e98bedf5SEli Britstein err = mlx5e_hairpin_get_prio(priv, &parse_attr->spec, &match_prio, 1120e98bedf5SEli Britstein extack); 1121106be53bSOr Gerlitz if (err) 1122106be53bSOr Gerlitz return err; 1123b32accdaSVlad Buslov 1124f52f2faeSLama Kayal mutex_lock(&tc->hairpin_tbl_lock); 1125106be53bSOr Gerlitz hpe = mlx5e_hairpin_get(priv, peer_id, match_prio); 1126db76ca24SVlad Buslov if (hpe) { 1127f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 1128db76ca24SVlad Buslov wait_for_completion(&hpe->res_ready); 1129db76ca24SVlad Buslov 1130db76ca24SVlad Buslov if (IS_ERR(hpe->hp)) { 1131db76ca24SVlad Buslov err = -EREMOTEIO; 1132db76ca24SVlad Buslov goto out_err; 1133db76ca24SVlad Buslov } 11345c65c564SOr Gerlitz goto attach_flow; 1135db76ca24SVlad Buslov } 11365c65c564SOr Gerlitz 11375c65c564SOr Gerlitz hpe = kzalloc(sizeof(*hpe), GFP_KERNEL); 1138b32accdaSVlad Buslov if (!hpe) { 1139f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 1140db76ca24SVlad Buslov return -ENOMEM; 1141b32accdaSVlad Buslov } 11425c65c564SOr Gerlitz 114373edca73SVlad Buslov spin_lock_init(&hpe->flows_lock); 11445c65c564SOr Gerlitz INIT_LIST_HEAD(&hpe->flows); 1145db76ca24SVlad Buslov INIT_LIST_HEAD(&hpe->dead_peer_wait_list); 1146d8822868SOr Gerlitz hpe->peer_vhca_id = peer_id; 1147106be53bSOr Gerlitz hpe->prio = match_prio; 1148e4f9abbdSVlad Buslov refcount_set(&hpe->refcnt, 1); 1149db76ca24SVlad Buslov init_completion(&hpe->res_ready); 1150db76ca24SVlad Buslov 1151f52f2faeSLama Kayal hash_add(tc->hairpin_tbl, &hpe->hairpin_hlist, 1152db76ca24SVlad Buslov hash_hairpin_info(peer_id, match_prio)); 1153f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 11545c65c564SOr Gerlitz 11551bffcea4SGal Pressman err = devl_param_driverinit_value_get( 11561bffcea4SGal Pressman devlink, MLX5_DEVLINK_PARAM_ID_HAIRPIN_QUEUE_SIZE, &val); 11571bffcea4SGal Pressman if (err) { 11581bffcea4SGal Pressman err = -ENOMEM; 11591bffcea4SGal Pressman goto out_err; 11601bffcea4SGal Pressman } 11611bffcea4SGal Pressman 11621bffcea4SGal Pressman params.log_num_packets = ilog2(val.vu32); 11631a803472SGal Pressman params.log_data_size = 11641a803472SGal Pressman clamp_t(u32, 11651a803472SGal Pressman params.log_num_packets + 11661a803472SGal Pressman MLX5_MPWRQ_MIN_LOG_STRIDE_SZ(priv->mdev), 116794581080SGal Pressman MLX5_CAP_GEN(priv->mdev, log_min_hairpin_wq_data_sz), 11685c65c564SOr Gerlitz MLX5_CAP_GEN(priv->mdev, log_max_hairpin_wq_data_sz)); 1169eb9180f7SOr Gerlitz 1170eb9180f7SOr Gerlitz params.q_counter = priv->q_counter; 11711bffcea4SGal Pressman err = devl_param_driverinit_value_get( 11721bffcea4SGal Pressman devlink, MLX5_DEVLINK_PARAM_ID_HAIRPIN_NUM_QUEUES, &val); 11731bffcea4SGal Pressman if (err) { 11741bffcea4SGal Pressman err = -ENOMEM; 11751bffcea4SGal Pressman goto out_err; 11761bffcea4SGal Pressman } 11771bffcea4SGal Pressman 11781bffcea4SGal Pressman params.num_channels = val.vu32; 11793f6d08d1SOr Gerlitz 11805c65c564SOr Gerlitz hp = mlx5e_hairpin_create(priv, ¶ms, peer_ifindex); 1181db76ca24SVlad Buslov hpe->hp = hp; 1182db76ca24SVlad Buslov complete_all(&hpe->res_ready); 11835c65c564SOr Gerlitz if (IS_ERR(hp)) { 11845c65c564SOr Gerlitz err = PTR_ERR(hp); 1185db76ca24SVlad Buslov goto out_err; 11865c65c564SOr Gerlitz } 11875c65c564SOr Gerlitz 1188eb9180f7SOr Gerlitz netdev_dbg(priv->netdev, "add hairpin: tirn %x rqn %x peer %s sqn %x prio %d (log) data %d packets %d\n", 1189a6696735SMaxim Mikityanskiy mlx5e_tir_get_tirn(&hp->direct_tir), hp->pair->rqn[0], 119027b942fbSParav Pandit dev_name(hp->pair->peer_mdev->device), 1191eb9180f7SOr Gerlitz hp->pair->sqn[0], match_prio, params.log_data_size, params.log_num_packets); 11925c65c564SOr Gerlitz 11935c65c564SOr Gerlitz attach_flow: 11943f6d08d1SOr Gerlitz if (hpe->hp->num_channels > 1) { 1195226f2ca3SVlad Buslov flow_flag_set(flow, HAIRPIN_RSS); 1196f4b45940SMaor Gottlieb flow->attr->nic_attr->hairpin_ft = 1197f4b45940SMaor Gottlieb mlx5_get_ttc_flow_table(hpe->hp->ttc); 11983f6d08d1SOr Gerlitz } else { 1199a6696735SMaxim Mikityanskiy flow->attr->nic_attr->hairpin_tirn = mlx5e_tir_get_tirn(&hpe->hp->direct_tir); 12003f6d08d1SOr Gerlitz } 1201b32accdaSVlad Buslov 1202e4f9abbdSVlad Buslov flow->hpe = hpe; 120373edca73SVlad Buslov spin_lock(&hpe->flows_lock); 12045c65c564SOr Gerlitz list_add(&flow->hairpin, &hpe->flows); 120573edca73SVlad Buslov spin_unlock(&hpe->flows_lock); 12063f6d08d1SOr Gerlitz 12075c65c564SOr Gerlitz return 0; 12085c65c564SOr Gerlitz 1209db76ca24SVlad Buslov out_err: 1210db76ca24SVlad Buslov mlx5e_hairpin_put(priv, hpe); 12115c65c564SOr Gerlitz return err; 12125c65c564SOr Gerlitz } 12135c65c564SOr Gerlitz 12145c65c564SOr Gerlitz static void mlx5e_hairpin_flow_del(struct mlx5e_priv *priv, 12155c65c564SOr Gerlitz struct mlx5e_tc_flow *flow) 12165c65c564SOr Gerlitz { 12175a7e5bcbSVlad Buslov /* flow wasn't fully initialized */ 1218e4f9abbdSVlad Buslov if (!flow->hpe) 12195a7e5bcbSVlad Buslov return; 12205a7e5bcbSVlad Buslov 122173edca73SVlad Buslov spin_lock(&flow->hpe->flows_lock); 12225c65c564SOr Gerlitz list_del(&flow->hairpin); 122373edca73SVlad Buslov spin_unlock(&flow->hpe->flows_lock); 122473edca73SVlad Buslov 1225e4f9abbdSVlad Buslov mlx5e_hairpin_put(priv, flow->hpe); 1226e4f9abbdSVlad Buslov flow->hpe = NULL; 12275c65c564SOr Gerlitz } 12285c65c564SOr Gerlitz 122908247066SAriel Levkovich struct mlx5_flow_handle * 123008247066SAriel Levkovich mlx5e_add_offloaded_nic_rule(struct mlx5e_priv *priv, 123108247066SAriel Levkovich struct mlx5_flow_spec *spec, 1232c620b772SAriel Levkovich struct mlx5_flow_attr *attr) 1233e8f887acSAmir Vadai { 123408247066SAriel Levkovich struct mlx5_flow_context *flow_context = &spec->flow_context; 1235f52f2faeSLama Kayal struct mlx5e_vlan_table *vlan = mlx5e_fs_get_vlan(priv->fs); 1236f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 1237c620b772SAriel Levkovich struct mlx5_nic_flow_attr *nic_attr = attr->nic_attr; 12385c65c564SOr Gerlitz struct mlx5_flow_destination dest[2] = {}; 123923bde065SLama Kayal struct mlx5_fs_chains *nic_chains; 124066958ed9SHadar Hen Zion struct mlx5_flow_act flow_act = { 12413bc4b7bfSOr Gerlitz .action = attr->action, 1242bb0ee7dcSJianbo Liu .flags = FLOW_ACT_NO_APPEND, 124366958ed9SHadar Hen Zion }; 124408247066SAriel Levkovich struct mlx5_flow_handle *rule; 1245c7569097SAriel Levkovich struct mlx5_flow_table *ft; 124608247066SAriel Levkovich int dest_ix = 0; 1247e8f887acSAmir Vadai 124823bde065SLama Kayal nic_chains = mlx5e_nic_chains(tc); 1249bb0ee7dcSJianbo Liu flow_context->flags |= FLOW_CONTEXT_HAS_TAG; 1250c620b772SAriel Levkovich flow_context->flow_tag = nic_attr->flow_tag; 1251bb0ee7dcSJianbo Liu 1252aedd133dSAriel Levkovich if (attr->dest_ft) { 1253aedd133dSAriel Levkovich dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; 1254aedd133dSAriel Levkovich dest[dest_ix].ft = attr->dest_ft; 1255aedd133dSAriel Levkovich dest_ix++; 1256aedd133dSAriel Levkovich } else if (nic_attr->hairpin_ft) { 12573f6d08d1SOr Gerlitz dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; 1258c620b772SAriel Levkovich dest[dest_ix].ft = nic_attr->hairpin_ft; 125908247066SAriel Levkovich dest_ix++; 1260c620b772SAriel Levkovich } else if (nic_attr->hairpin_tirn) { 12615c65c564SOr Gerlitz dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_TIR; 1262c620b772SAriel Levkovich dest[dest_ix].tir_num = nic_attr->hairpin_tirn; 12633f6d08d1SOr Gerlitz dest_ix++; 12643f6d08d1SOr Gerlitz } else if (attr->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) { 12655c65c564SOr Gerlitz dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; 1266c7569097SAriel Levkovich if (attr->dest_chain) { 1267c7569097SAriel Levkovich dest[dest_ix].ft = mlx5_chains_get_table(nic_chains, 1268c7569097SAriel Levkovich attr->dest_chain, 1, 1269c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1270c7569097SAriel Levkovich if (IS_ERR(dest[dest_ix].ft)) 1271c7569097SAriel Levkovich return ERR_CAST(dest[dest_ix].ft); 1272c7569097SAriel Levkovich } else { 1273f52f2faeSLama Kayal dest[dest_ix].ft = mlx5e_vlan_get_flowtable(vlan); 1274c7569097SAriel Levkovich } 12755c65c564SOr Gerlitz dest_ix++; 12765c65c564SOr Gerlitz } 1277aad7e08dSAmir Vadai 1278c7569097SAriel Levkovich if (dest[0].type == MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE && 1279c7569097SAriel Levkovich MLX5_CAP_FLOWTABLE_NIC_RX(priv->mdev, ignore_flow_level)) 1280c7569097SAriel Levkovich flow_act.flags |= FLOW_ACT_IGNORE_FLOW_LEVEL; 1281c7569097SAriel Levkovich 128208247066SAriel Levkovich if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { 12835c65c564SOr Gerlitz dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_COUNTER; 128408247066SAriel Levkovich dest[dest_ix].counter_id = mlx5_fc_id(attr->counter); 12855c65c564SOr Gerlitz dest_ix++; 1286aad7e08dSAmir Vadai } 1287aad7e08dSAmir Vadai 128808247066SAriel Levkovich if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) 12892b688ea5SMaor Gottlieb flow_act.modify_hdr = attr->modify_hdr; 12902f4fe4caSOr Gerlitz 12916a064674SAriel Levkovich mutex_lock(&tc->t_lock); 12926a064674SAriel Levkovich if (IS_ERR_OR_NULL(tc->t)) { 12936a064674SAriel Levkovich /* Create the root table here if doesn't exist yet */ 12946a064674SAriel Levkovich tc->t = 1295c7569097SAriel Levkovich mlx5_chains_get_table(nic_chains, 0, 1, MLX5E_TC_FT_LEVEL); 129621b9c144SOr Gerlitz 12976a064674SAriel Levkovich if (IS_ERR(tc->t)) { 12986a064674SAriel Levkovich mutex_unlock(&tc->t_lock); 1299e8f887acSAmir Vadai netdev_err(priv->netdev, 1300e8f887acSAmir Vadai "Failed to create tc offload table\n"); 1301f52f2faeSLama Kayal rule = ERR_CAST(tc->t); 1302c7569097SAriel Levkovich goto err_ft_get; 1303e8f887acSAmir Vadai } 1304e8f887acSAmir Vadai } 130508247066SAriel Levkovich mutex_unlock(&tc->t_lock); 1306e8f887acSAmir Vadai 1307aedd133dSAriel Levkovich if (attr->chain || attr->prio) 1308c7569097SAriel Levkovich ft = mlx5_chains_get_table(nic_chains, 1309c7569097SAriel Levkovich attr->chain, attr->prio, 1310c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1311aedd133dSAriel Levkovich else 1312aedd133dSAriel Levkovich ft = attr->ft; 1313aedd133dSAriel Levkovich 1314c7569097SAriel Levkovich if (IS_ERR(ft)) { 1315c7569097SAriel Levkovich rule = ERR_CAST(ft); 1316c7569097SAriel Levkovich goto err_ft_get; 1317c7569097SAriel Levkovich } 1318c7569097SAriel Levkovich 1319c620b772SAriel Levkovich if (attr->outer_match_level != MLX5_MATCH_NONE) 132008247066SAriel Levkovich spec->match_criteria_enable |= MLX5_MATCH_OUTER_HEADERS; 132138aa51c1SOr Gerlitz 1322c7569097SAriel Levkovich rule = mlx5_add_flow_rules(ft, spec, 13235c65c564SOr Gerlitz &flow_act, dest, dest_ix); 132408247066SAriel Levkovich if (IS_ERR(rule)) 1325c7569097SAriel Levkovich goto err_rule; 132608247066SAriel Levkovich 132708247066SAriel Levkovich return rule; 1328c7569097SAriel Levkovich 1329c7569097SAriel Levkovich err_rule: 1330aedd133dSAriel Levkovich if (attr->chain || attr->prio) 1331c7569097SAriel Levkovich mlx5_chains_put_table(nic_chains, 1332c7569097SAriel Levkovich attr->chain, attr->prio, 1333c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1334c7569097SAriel Levkovich err_ft_get: 1335c7569097SAriel Levkovich if (attr->dest_chain) 1336c7569097SAriel Levkovich mlx5_chains_put_table(nic_chains, 1337c7569097SAriel Levkovich attr->dest_chain, 1, 1338c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1339c7569097SAriel Levkovich 1340c7569097SAriel Levkovich return ERR_CAST(rule); 134108247066SAriel Levkovich } 134208247066SAriel Levkovich 134308247066SAriel Levkovich static int 1344df67ad62SRoi Dayan alloc_flow_attr_counter(struct mlx5_core_dev *counter_dev, 1345df67ad62SRoi Dayan struct mlx5_flow_attr *attr) 1346df67ad62SRoi Dayan 1347df67ad62SRoi Dayan { 1348df67ad62SRoi Dayan struct mlx5_fc *counter; 1349df67ad62SRoi Dayan 1350df67ad62SRoi Dayan counter = mlx5_fc_create(counter_dev, true); 1351df67ad62SRoi Dayan if (IS_ERR(counter)) 1352df67ad62SRoi Dayan return PTR_ERR(counter); 1353df67ad62SRoi Dayan 1354df67ad62SRoi Dayan attr->counter = counter; 1355df67ad62SRoi Dayan return 0; 1356df67ad62SRoi Dayan } 1357df67ad62SRoi Dayan 1358df67ad62SRoi Dayan static int 135908247066SAriel Levkovich mlx5e_tc_add_nic_flow(struct mlx5e_priv *priv, 136008247066SAriel Levkovich struct mlx5e_tc_flow *flow, 136108247066SAriel Levkovich struct netlink_ext_ack *extack) 136208247066SAriel Levkovich { 1363c6cfe113SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 1364c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 136508247066SAriel Levkovich struct mlx5_core_dev *dev = priv->mdev; 136608247066SAriel Levkovich int err; 136708247066SAriel Levkovich 1368c6cfe113SRoi Dayan parse_attr = attr->parse_attr; 1369c6cfe113SRoi Dayan 137008247066SAriel Levkovich if (flow_flag_test(flow, HAIRPIN)) { 137108247066SAriel Levkovich err = mlx5e_hairpin_flow_add(priv, flow, parse_attr, extack); 137208247066SAriel Levkovich if (err) 137308247066SAriel Levkovich return err; 137408247066SAriel Levkovich } 137508247066SAriel Levkovich 137608247066SAriel Levkovich if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { 1377df67ad62SRoi Dayan err = alloc_flow_attr_counter(dev, attr); 1378df67ad62SRoi Dayan if (err) 1379df67ad62SRoi Dayan return err; 138008247066SAriel Levkovich } 138108247066SAriel Levkovich 138208247066SAriel Levkovich if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 1383c43182e6SRoi Dayan err = mlx5e_tc_attach_mod_hdr(priv, flow, attr); 138408247066SAriel Levkovich if (err) 138508247066SAriel Levkovich return err; 138608247066SAriel Levkovich } 138708247066SAriel Levkovich 138808fe94ecSPaul Blakey flow->rule[0] = mlx5e_add_offloaded_nic_rule(priv, &parse_attr->spec, attr); 1389a2b7189bSzhong jiang return PTR_ERR_OR_ZERO(flow->rule[0]); 1390e8f887acSAmir Vadai } 1391e8f887acSAmir Vadai 139208247066SAriel Levkovich void mlx5e_del_offloaded_nic_rule(struct mlx5e_priv *priv, 1393c7569097SAriel Levkovich struct mlx5_flow_handle *rule, 1394c7569097SAriel Levkovich struct mlx5_flow_attr *attr) 139508247066SAriel Levkovich { 1396f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 1397f52f2faeSLama Kayal struct mlx5_fs_chains *nic_chains; 1398c7569097SAriel Levkovich 1399f52f2faeSLama Kayal nic_chains = mlx5e_nic_chains(tc); 140008247066SAriel Levkovich mlx5_del_flow_rules(rule); 1401c7569097SAriel Levkovich 1402aedd133dSAriel Levkovich if (attr->chain || attr->prio) 1403c7569097SAriel Levkovich mlx5_chains_put_table(nic_chains, attr->chain, attr->prio, 1404c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1405c7569097SAriel Levkovich 1406c7569097SAriel Levkovich if (attr->dest_chain) 1407c7569097SAriel Levkovich mlx5_chains_put_table(nic_chains, attr->dest_chain, 1, 1408c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 140908247066SAriel Levkovich } 141008247066SAriel Levkovich 1411d85cdccbSOr Gerlitz static void mlx5e_tc_del_nic_flow(struct mlx5e_priv *priv, 1412d85cdccbSOr Gerlitz struct mlx5e_tc_flow *flow) 1413d85cdccbSOr Gerlitz { 1414f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 1415c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 1416d85cdccbSOr Gerlitz 1417c7569097SAriel Levkovich flow_flag_clear(flow, OFFLOADED); 1418c7569097SAriel Levkovich 141908fe94ecSPaul Blakey if (!IS_ERR_OR_NULL(flow->rule[0])) 1420aedd133dSAriel Levkovich mlx5e_del_offloaded_nic_rule(priv, flow->rule[0], attr); 1421aedd133dSAriel Levkovich 1422c7569097SAriel Levkovich /* Remove root table if no rules are left to avoid 1423c7569097SAriel Levkovich * extra steering hops. 1424c7569097SAriel Levkovich */ 1425f52f2faeSLama Kayal mutex_lock(&tc->t_lock); 14266a064674SAriel Levkovich if (!mlx5e_tc_num_filters(priv, MLX5_TC_FLAG(NIC_OFFLOAD)) && 14276a064674SAriel Levkovich !IS_ERR_OR_NULL(tc->t)) { 142823bde065SLama Kayal mlx5_chains_put_table(mlx5e_nic_chains(tc), 0, 1, MLX5E_TC_FT_LEVEL); 1429f52f2faeSLama Kayal tc->t = NULL; 1430d85cdccbSOr Gerlitz } 1431f52f2faeSLama Kayal mutex_unlock(&tc->t_lock); 14322f4fe4caSOr Gerlitz 14335e72f3f1SAriel Levkovich if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 14345e72f3f1SAriel Levkovich mlx5e_mod_hdr_dealloc(&attr->parse_attr->mod_hdr_acts); 1435c43182e6SRoi Dayan mlx5e_tc_detach_mod_hdr(priv, flow, attr); 14365e72f3f1SAriel Levkovich } 14375c65c564SOr Gerlitz 1438972fe492SRoi Dayan if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) 1439aedd133dSAriel Levkovich mlx5_fc_destroy(priv->mdev, attr->counter); 1440aedd133dSAriel Levkovich 1441226f2ca3SVlad Buslov if (flow_flag_test(flow, HAIRPIN)) 14425c65c564SOr Gerlitz mlx5e_hairpin_flow_del(priv, flow); 1443c620b772SAriel Levkovich 14448300f225SRoi Dayan free_flow_post_acts(flow); 1445fb7be476SChris Mi mlx5_tc_ct_delete_flow(get_ct_priv(flow->priv), attr); 14468300f225SRoi Dayan 144788d97486SRoi Dayan kvfree(attr->parse_attr); 1448c620b772SAriel Levkovich kfree(flow->attr); 1449d85cdccbSOr Gerlitz } 1450d85cdccbSOr Gerlitz 14510d9f9647SVlad Buslov struct mlx5_flow_handle * 14526d2a3ed0SOr Gerlitz mlx5e_tc_offload_fdb_rules(struct mlx5_eswitch *esw, 14536d2a3ed0SOr Gerlitz struct mlx5e_tc_flow *flow, 14546d2a3ed0SOr Gerlitz struct mlx5_flow_spec *spec, 1455c620b772SAriel Levkovich struct mlx5_flow_attr *attr) 14566d2a3ed0SOr Gerlitz { 14576d2a3ed0SOr Gerlitz struct mlx5_flow_handle *rule; 14584c3844d9SPaul Blakey 1459e5d4e1daSRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_SLOW_PATH) 146089e39467SPaul Blakey return mlx5_eswitch_add_offloaded_rule(esw, spec, attr); 146189e39467SPaul Blakey 1462a572c0a7SRoi Dayan rule = mlx5e_tc_rule_offload(flow->priv, spec, attr); 14636d2a3ed0SOr Gerlitz 14646d2a3ed0SOr Gerlitz if (IS_ERR(rule)) 14656d2a3ed0SOr Gerlitz return rule; 14666d2a3ed0SOr Gerlitz 1467c620b772SAriel Levkovich if (attr->esw_attr->split_count) { 14686d2a3ed0SOr Gerlitz flow->rule[1] = mlx5_eswitch_add_fwd_rule(esw, spec, attr); 146984ba8062SRoi Dayan if (IS_ERR(flow->rule[1])) 147084ba8062SRoi Dayan goto err_rule1; 14716d2a3ed0SOr Gerlitz } 14726d2a3ed0SOr Gerlitz 14736d2a3ed0SOr Gerlitz return rule; 147484ba8062SRoi Dayan 147584ba8062SRoi Dayan err_rule1: 1476a572c0a7SRoi Dayan mlx5e_tc_rule_unoffload(flow->priv, rule, attr); 147784ba8062SRoi Dayan return flow->rule[1]; 14786d2a3ed0SOr Gerlitz } 14796d2a3ed0SOr Gerlitz 14800d9f9647SVlad Buslov void mlx5e_tc_unoffload_fdb_rules(struct mlx5_eswitch *esw, 14816d2a3ed0SOr Gerlitz struct mlx5e_tc_flow *flow, 1482c620b772SAriel Levkovich struct mlx5_flow_attr *attr) 14836d2a3ed0SOr Gerlitz { 1484226f2ca3SVlad Buslov flow_flag_clear(flow, OFFLOADED); 14856d2a3ed0SOr Gerlitz 1486e5d4e1daSRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_SLOW_PATH) 148784ba8062SRoi Dayan return mlx5_eswitch_del_offloaded_rule(esw, flow->rule[0], attr); 148889e39467SPaul Blakey 1489c620b772SAriel Levkovich if (attr->esw_attr->split_count) 14906d2a3ed0SOr Gerlitz mlx5_eswitch_del_fwd_rule(esw, flow->rule[1], attr); 14916d2a3ed0SOr Gerlitz 1492a572c0a7SRoi Dayan mlx5e_tc_rule_unoffload(flow->priv, flow->rule[0], attr); 14936d2a3ed0SOr Gerlitz } 14946d2a3ed0SOr Gerlitz 14950d9f9647SVlad Buslov struct mlx5_flow_handle * 14965dbe906fSPaul Blakey mlx5e_tc_offload_to_slow_path(struct mlx5_eswitch *esw, 14975dbe906fSPaul Blakey struct mlx5e_tc_flow *flow, 1498178f69b4SEli Cohen struct mlx5_flow_spec *spec) 14995dbe906fSPaul Blakey { 15008dc47c05SPaul Blakey struct mlx5e_tc_mod_hdr_acts mod_acts = {}; 15018dc47c05SPaul Blakey struct mlx5e_mod_hdr_handle *mh = NULL; 1502c620b772SAriel Levkovich struct mlx5_flow_attr *slow_attr; 15035dbe906fSPaul Blakey struct mlx5_flow_handle *rule; 15048dc47c05SPaul Blakey bool fwd_and_modify_cap; 15058dc47c05SPaul Blakey u32 chain_mapping = 0; 15068dc47c05SPaul Blakey int err; 15075dbe906fSPaul Blakey 1508c620b772SAriel Levkovich slow_attr = mlx5_alloc_flow_attr(MLX5_FLOW_NAMESPACE_FDB); 1509c620b772SAriel Levkovich if (!slow_attr) 1510c620b772SAriel Levkovich return ERR_PTR(-ENOMEM); 15115dbe906fSPaul Blakey 1512c620b772SAriel Levkovich memcpy(slow_attr, flow->attr, ESW_FLOW_ATTR_SZ); 1513c620b772SAriel Levkovich slow_attr->action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 1514c620b772SAriel Levkovich slow_attr->esw_attr->split_count = 0; 1515e5d4e1daSRoi Dayan slow_attr->flags |= MLX5_ATTR_FLAG_SLOW_PATH; 1516c620b772SAriel Levkovich 15178dc47c05SPaul Blakey fwd_and_modify_cap = MLX5_CAP_ESW_FLOWTABLE((esw)->dev, fdb_modify_header_fwd_to_table); 15188dc47c05SPaul Blakey if (!fwd_and_modify_cap) 15198dc47c05SPaul Blakey goto skip_restore; 15208dc47c05SPaul Blakey 15218dc47c05SPaul Blakey err = mlx5_chains_get_chain_mapping(esw_chains(esw), flow->attr->chain, &chain_mapping); 15228dc47c05SPaul Blakey if (err) 15238dc47c05SPaul Blakey goto err_get_chain; 15248dc47c05SPaul Blakey 15258dc47c05SPaul Blakey err = mlx5e_tc_match_to_reg_set(esw->dev, &mod_acts, MLX5_FLOW_NAMESPACE_FDB, 1526235ff07dSPaul Blakey MAPPED_OBJ_TO_REG, chain_mapping); 15278dc47c05SPaul Blakey if (err) 15288dc47c05SPaul Blakey goto err_reg_set; 15298dc47c05SPaul Blakey 15308dc47c05SPaul Blakey mh = mlx5e_mod_hdr_attach(esw->dev, get_mod_hdr_table(flow->priv, flow), 15318dc47c05SPaul Blakey MLX5_FLOW_NAMESPACE_FDB, &mod_acts); 15328dc47c05SPaul Blakey if (IS_ERR(mh)) { 15338dc47c05SPaul Blakey err = PTR_ERR(mh); 15348dc47c05SPaul Blakey goto err_attach; 15358dc47c05SPaul Blakey } 15368dc47c05SPaul Blakey 15378dc47c05SPaul Blakey slow_attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 15388dc47c05SPaul Blakey slow_attr->modify_hdr = mlx5e_mod_hdr_get(mh); 15398dc47c05SPaul Blakey 15408dc47c05SPaul Blakey skip_restore: 1541c620b772SAriel Levkovich rule = mlx5e_tc_offload_fdb_rules(esw, flow, spec, slow_attr); 15428dc47c05SPaul Blakey if (IS_ERR(rule)) { 15438dc47c05SPaul Blakey err = PTR_ERR(rule); 15448dc47c05SPaul Blakey goto err_offload; 15458dc47c05SPaul Blakey } 15468dc47c05SPaul Blakey 154782b56480SRoi Dayan flow->attr->slow_mh = mh; 15488dc47c05SPaul Blakey flow->chain_mapping = chain_mapping; 1549226f2ca3SVlad Buslov flow_flag_set(flow, SLOW); 15505dbe906fSPaul Blakey 15518dc47c05SPaul Blakey mlx5e_mod_hdr_dealloc(&mod_acts); 1552c620b772SAriel Levkovich kfree(slow_attr); 1553c620b772SAriel Levkovich 15545dbe906fSPaul Blakey return rule; 15558dc47c05SPaul Blakey 15568dc47c05SPaul Blakey err_offload: 15578dc47c05SPaul Blakey if (fwd_and_modify_cap) 15588dc47c05SPaul Blakey mlx5e_mod_hdr_detach(esw->dev, get_mod_hdr_table(flow->priv, flow), mh); 15598dc47c05SPaul Blakey err_attach: 15608dc47c05SPaul Blakey err_reg_set: 15618dc47c05SPaul Blakey if (fwd_and_modify_cap) 15628dc47c05SPaul Blakey mlx5_chains_put_chain_mapping(esw_chains(esw), chain_mapping); 15638dc47c05SPaul Blakey err_get_chain: 15648dc47c05SPaul Blakey mlx5e_mod_hdr_dealloc(&mod_acts); 15658dc47c05SPaul Blakey kfree(slow_attr); 15668dc47c05SPaul Blakey return ERR_PTR(err); 15675dbe906fSPaul Blakey } 15685dbe906fSPaul Blakey 15690d9f9647SVlad Buslov void mlx5e_tc_unoffload_from_slow_path(struct mlx5_eswitch *esw, 1570178f69b4SEli Cohen struct mlx5e_tc_flow *flow) 15715dbe906fSPaul Blakey { 157282b56480SRoi Dayan struct mlx5e_mod_hdr_handle *slow_mh = flow->attr->slow_mh; 1573c620b772SAriel Levkovich struct mlx5_flow_attr *slow_attr; 1574178f69b4SEli Cohen 1575c620b772SAriel Levkovich slow_attr = mlx5_alloc_flow_attr(MLX5_FLOW_NAMESPACE_FDB); 15765efbe617SAriel Levkovich if (!slow_attr) { 15775efbe617SAriel Levkovich mlx5_core_warn(flow->priv->mdev, "Unable to alloc attr to unoffload slow path rule\n"); 15785efbe617SAriel Levkovich return; 15795efbe617SAriel Levkovich } 1580c620b772SAriel Levkovich 1581c620b772SAriel Levkovich memcpy(slow_attr, flow->attr, ESW_FLOW_ATTR_SZ); 1582c620b772SAriel Levkovich slow_attr->action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 1583c620b772SAriel Levkovich slow_attr->esw_attr->split_count = 0; 1584e5d4e1daSRoi Dayan slow_attr->flags |= MLX5_ATTR_FLAG_SLOW_PATH; 158582b56480SRoi Dayan if (slow_mh) { 15868dc47c05SPaul Blakey slow_attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 158782b56480SRoi Dayan slow_attr->modify_hdr = mlx5e_mod_hdr_get(slow_mh); 15888dc47c05SPaul Blakey } 1589c620b772SAriel Levkovich mlx5e_tc_unoffload_fdb_rules(esw, flow, slow_attr); 159082b56480SRoi Dayan if (slow_mh) { 159182b56480SRoi Dayan mlx5e_mod_hdr_detach(esw->dev, get_mod_hdr_table(flow->priv, flow), slow_mh); 15928dc47c05SPaul Blakey mlx5_chains_put_chain_mapping(esw_chains(esw), flow->chain_mapping); 15938dc47c05SPaul Blakey flow->chain_mapping = 0; 159482b56480SRoi Dayan flow->attr->slow_mh = NULL; 15958dc47c05SPaul Blakey } 1596226f2ca3SVlad Buslov flow_flag_clear(flow, SLOW); 1597c620b772SAriel Levkovich kfree(slow_attr); 15985dbe906fSPaul Blakey } 15995dbe906fSPaul Blakey 1600ad86755bSVlad Buslov /* Caller must obtain uplink_priv->unready_flows_lock mutex before calling this 1601ad86755bSVlad Buslov * function. 1602ad86755bSVlad Buslov */ 1603ad86755bSVlad Buslov static void unready_flow_add(struct mlx5e_tc_flow *flow, 1604ad86755bSVlad Buslov struct list_head *unready_flows) 1605ad86755bSVlad Buslov { 1606ad86755bSVlad Buslov flow_flag_set(flow, NOT_READY); 1607ad86755bSVlad Buslov list_add_tail(&flow->unready, unready_flows); 1608ad86755bSVlad Buslov } 1609ad86755bSVlad Buslov 1610ad86755bSVlad Buslov /* Caller must obtain uplink_priv->unready_flows_lock mutex before calling this 1611ad86755bSVlad Buslov * function. 1612ad86755bSVlad Buslov */ 1613ad86755bSVlad Buslov static void unready_flow_del(struct mlx5e_tc_flow *flow) 1614ad86755bSVlad Buslov { 1615ad86755bSVlad Buslov list_del(&flow->unready); 1616ad86755bSVlad Buslov flow_flag_clear(flow, NOT_READY); 1617ad86755bSVlad Buslov } 1618ad86755bSVlad Buslov 1619b4a23329SRoi Dayan static void add_unready_flow(struct mlx5e_tc_flow *flow) 1620b4a23329SRoi Dayan { 1621b4a23329SRoi Dayan struct mlx5_rep_uplink_priv *uplink_priv; 1622b4a23329SRoi Dayan struct mlx5e_rep_priv *rpriv; 1623b4a23329SRoi Dayan struct mlx5_eswitch *esw; 1624b4a23329SRoi Dayan 1625b4a23329SRoi Dayan esw = flow->priv->mdev->priv.eswitch; 1626b4a23329SRoi Dayan rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 1627b4a23329SRoi Dayan uplink_priv = &rpriv->uplink_priv; 1628b4a23329SRoi Dayan 1629ad86755bSVlad Buslov mutex_lock(&uplink_priv->unready_flows_lock); 1630ad86755bSVlad Buslov unready_flow_add(flow, &uplink_priv->unready_flows); 1631ad86755bSVlad Buslov mutex_unlock(&uplink_priv->unready_flows_lock); 1632b4a23329SRoi Dayan } 1633b4a23329SRoi Dayan 1634b4a23329SRoi Dayan static void remove_unready_flow(struct mlx5e_tc_flow *flow) 1635b4a23329SRoi Dayan { 1636ad86755bSVlad Buslov struct mlx5_rep_uplink_priv *uplink_priv; 1637ad86755bSVlad Buslov struct mlx5e_rep_priv *rpriv; 1638ad86755bSVlad Buslov struct mlx5_eswitch *esw; 1639ad86755bSVlad Buslov 1640ad86755bSVlad Buslov esw = flow->priv->mdev->priv.eswitch; 1641ad86755bSVlad Buslov rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 1642ad86755bSVlad Buslov uplink_priv = &rpriv->uplink_priv; 1643ad86755bSVlad Buslov 1644ad86755bSVlad Buslov mutex_lock(&uplink_priv->unready_flows_lock); 164565e64640SVlad Buslov if (flow_flag_test(flow, NOT_READY)) 1646ad86755bSVlad Buslov unready_flow_del(flow); 1647ad86755bSVlad Buslov mutex_unlock(&uplink_priv->unready_flows_lock); 1648b4a23329SRoi Dayan } 1649b4a23329SRoi Dayan 1650a508728aSVlad Buslov bool mlx5e_tc_is_vf_tunnel(struct net_device *out_dev, struct net_device *route_dev) 165110742efcSVlad Buslov { 165210742efcSVlad Buslov struct mlx5_core_dev *out_mdev, *route_mdev; 165310742efcSVlad Buslov struct mlx5e_priv *out_priv, *route_priv; 165410742efcSVlad Buslov 165510742efcSVlad Buslov out_priv = netdev_priv(out_dev); 165610742efcSVlad Buslov out_mdev = out_priv->mdev; 165710742efcSVlad Buslov route_priv = netdev_priv(route_dev); 165810742efcSVlad Buslov route_mdev = route_priv->mdev; 165910742efcSVlad Buslov 166072e0bcd1SRoi Dayan if (out_mdev->coredev_type != MLX5_COREDEV_PF) 166172e0bcd1SRoi Dayan return false; 166272e0bcd1SRoi Dayan 166372e0bcd1SRoi Dayan if (route_mdev->coredev_type != MLX5_COREDEV_VF && 166472e0bcd1SRoi Dayan route_mdev->coredev_type != MLX5_COREDEV_SF) 166510742efcSVlad Buslov return false; 166610742efcSVlad Buslov 1667ab3f3d5eSRoi Dayan return mlx5e_same_hw_devs(out_priv, route_priv); 166810742efcSVlad Buslov } 166910742efcSVlad Buslov 1670a508728aSVlad Buslov int mlx5e_tc_query_route_vport(struct net_device *out_dev, struct net_device *route_dev, u16 *vport) 167110742efcSVlad Buslov { 167210742efcSVlad Buslov struct mlx5e_priv *out_priv, *route_priv; 167310742efcSVlad Buslov struct mlx5_core_dev *route_mdev; 167488d162b4SRoi Dayan struct mlx5_devcom_comp_dev *pos; 167510742efcSVlad Buslov struct mlx5_eswitch *esw; 167610742efcSVlad Buslov u16 vhca_id; 16770af3613dSMark Bloch int err; 167810742efcSVlad Buslov 167910742efcSVlad Buslov out_priv = netdev_priv(out_dev); 168010742efcSVlad Buslov esw = out_priv->mdev->priv.eswitch; 168110742efcSVlad Buslov route_priv = netdev_priv(route_dev); 168210742efcSVlad Buslov route_mdev = route_priv->mdev; 168310742efcSVlad Buslov 168410742efcSVlad Buslov vhca_id = MLX5_CAP_GEN(route_mdev, vhca_id); 168510742efcSVlad Buslov err = mlx5_eswitch_vhca_id_to_vport(esw, vhca_id, vport); 16860af3613dSMark Bloch if (!err) 16870af3613dSMark Bloch return err; 16880af3613dSMark Bloch 16890af3613dSMark Bloch if (!mlx5_lag_is_active(out_priv->mdev)) 1690f9d196bdSDmytro Linkin return err; 1691f9d196bdSDmytro Linkin 1692691c041bSVlad Buslov rcu_read_lock(); 169390ca127cSSaeed Mahameed err = -ENODEV; 169488d162b4SRoi Dayan mlx5_devcom_for_each_peer_entry_rcu(esw->devcom, esw, pos) { 169590ca127cSSaeed Mahameed err = mlx5_eswitch_vhca_id_to_vport(esw, vhca_id, vport); 169690ca127cSSaeed Mahameed if (!err) 169790ca127cSSaeed Mahameed break; 169890ca127cSSaeed Mahameed } 1699691c041bSVlad Buslov rcu_read_unlock(); 1700691c041bSVlad Buslov 1701691c041bSVlad Buslov return err; 1702f9d196bdSDmytro Linkin } 1703f9d196bdSDmytro Linkin 1704c83954abSRabie Loulou static int 170564426382SOz Shlomo verify_attr_actions(u32 actions, struct netlink_ext_ack *extack) 170664426382SOz Shlomo { 170764426382SOz Shlomo if (!(actions & 170864426382SOz Shlomo (MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | MLX5_FLOW_CONTEXT_ACTION_DROP))) { 170964426382SOz Shlomo NL_SET_ERR_MSG_MOD(extack, "Rule must have at least one forward/drop action"); 171064426382SOz Shlomo return -EOPNOTSUPP; 171164426382SOz Shlomo } 171264426382SOz Shlomo 171364426382SOz Shlomo if (!(~actions & 171464426382SOz Shlomo (MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | MLX5_FLOW_CONTEXT_ACTION_DROP))) { 171564426382SOz Shlomo NL_SET_ERR_MSG_MOD(extack, "Rule cannot support forward+drop action"); 171664426382SOz Shlomo return -EOPNOTSUPP; 171764426382SOz Shlomo } 171864426382SOz Shlomo 171964426382SOz Shlomo if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && 172064426382SOz Shlomo actions & MLX5_FLOW_CONTEXT_ACTION_DROP) { 172164426382SOz Shlomo NL_SET_ERR_MSG_MOD(extack, "Drop with modify header action is not supported"); 172264426382SOz Shlomo return -EOPNOTSUPP; 172364426382SOz Shlomo } 172464426382SOz Shlomo 172564426382SOz Shlomo return 0; 172664426382SOz Shlomo } 172764426382SOz Shlomo 172893a33193SChris Mi static bool 172993a33193SChris Mi has_encap_dests(struct mlx5_flow_attr *attr) 173093a33193SChris Mi { 173193a33193SChris Mi struct mlx5_esw_flow_attr *esw_attr = attr->esw_attr; 173293a33193SChris Mi int out_index; 173393a33193SChris Mi 173493a33193SChris Mi for (out_index = 0; out_index < MLX5_MAX_FLOW_FWD_VPORTS; out_index++) 173593a33193SChris Mi if (esw_attr->dests[out_index].flags & MLX5_ESW_DEST_ENCAP) 173693a33193SChris Mi return true; 173793a33193SChris Mi 173893a33193SChris Mi return false; 173993a33193SChris Mi } 174093a33193SChris Mi 174164426382SOz Shlomo static int 17428facc02fSOz Shlomo post_process_attr(struct mlx5e_tc_flow *flow, 17438facc02fSOz Shlomo struct mlx5_flow_attr *attr, 17448facc02fSOz Shlomo struct netlink_ext_ack *extack) 17458facc02fSOz Shlomo { 17468facc02fSOz Shlomo bool vf_tun; 17478facc02fSOz Shlomo int err = 0; 17488facc02fSOz Shlomo 174964426382SOz Shlomo err = verify_attr_actions(attr->action, extack); 175064426382SOz Shlomo if (err) 175164426382SOz Shlomo goto err_out; 175264426382SOz Shlomo 175393a33193SChris Mi if (mlx5e_is_eswitch_flow(flow) && has_encap_dests(attr)) { 1754e2ab5aa1SChris Mi err = mlx5e_tc_tun_encap_dests_set(flow->priv, flow, attr, extack, &vf_tun); 17558facc02fSOz Shlomo if (err) 17568facc02fSOz Shlomo goto err_out; 175793a33193SChris Mi } 17588facc02fSOz Shlomo 17598facc02fSOz Shlomo if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 1760c43182e6SRoi Dayan err = mlx5e_tc_attach_mod_hdr(flow->priv, flow, attr); 17618facc02fSOz Shlomo if (err) 17628facc02fSOz Shlomo goto err_out; 17638facc02fSOz Shlomo } 17648facc02fSOz Shlomo 1765f86488cbSOz Shlomo if (attr->branch_true && 1766f86488cbSOz Shlomo attr->branch_true->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 1767ef78b8d5SRoi Dayan err = mlx5e_tc_attach_mod_hdr(flow->priv, flow, attr->branch_true); 1768f86488cbSOz Shlomo if (err) 1769f86488cbSOz Shlomo goto err_out; 1770f86488cbSOz Shlomo } 1771f86488cbSOz Shlomo 1772f86488cbSOz Shlomo if (attr->branch_false && 1773f86488cbSOz Shlomo attr->branch_false->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 1774ef78b8d5SRoi Dayan err = mlx5e_tc_attach_mod_hdr(flow->priv, flow, attr->branch_false); 1775f86488cbSOz Shlomo if (err) 1776f86488cbSOz Shlomo goto err_out; 1777f86488cbSOz Shlomo } 1778f86488cbSOz Shlomo 17798facc02fSOz Shlomo if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { 17808facc02fSOz Shlomo err = alloc_flow_attr_counter(get_flow_counter_dev(flow), attr); 17818facc02fSOz Shlomo if (err) 17828facc02fSOz Shlomo goto err_out; 17838facc02fSOz Shlomo } 17848facc02fSOz Shlomo 17858facc02fSOz Shlomo err_out: 17868facc02fSOz Shlomo return err; 17878facc02fSOz Shlomo } 17888facc02fSOz Shlomo 17898facc02fSOz Shlomo static int 179074491de9SMark Bloch mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv, 1791e98bedf5SEli Britstein struct mlx5e_tc_flow *flow, 1792e98bedf5SEli Britstein struct netlink_ext_ack *extack) 1793adb4c123SOr Gerlitz { 1794adb4c123SOr Gerlitz struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 1795c620b772SAriel Levkovich struct mlx5e_tc_flow_parse_attr *parse_attr; 1796c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 1797c620b772SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr; 179839ac237cSPaul Blakey u32 max_prio, max_chain; 17990ad060eeSRoi Dayan int err = 0; 18008b32580dSOr Gerlitz 1801b16eb3c8SAriel Levkovich parse_attr = attr->parse_attr; 1802b16eb3c8SAriel Levkovich esw_attr = attr->esw_attr; 1803b16eb3c8SAriel Levkovich 180484179981SPaul Blakey /* We check chain range only for tc flows. 180584179981SPaul Blakey * For ft flows, we checked attr->chain was originally 0 and set it to 180684179981SPaul Blakey * FDB_FT_CHAIN which is outside tc range. 180784179981SPaul Blakey * See mlx5e_rep_setup_ft_cb(). 180884179981SPaul Blakey */ 1809ae430332SAriel Levkovich max_chain = mlx5_chains_get_chain_range(esw_chains(esw)); 181084179981SPaul Blakey if (!mlx5e_is_ft_flow(flow) && attr->chain > max_chain) { 181161644c3dSRoi Dayan NL_SET_ERR_MSG_MOD(extack, 181261644c3dSRoi Dayan "Requested chain is out of supported range"); 18138914add2SVlad Buslov err = -EOPNOTSUPP; 18148914add2SVlad Buslov goto err_out; 1815bf07aa73SPaul Blakey } 1816bf07aa73SPaul Blakey 1817ae430332SAriel Levkovich max_prio = mlx5_chains_get_prio_range(esw_chains(esw)); 1818bf07aa73SPaul Blakey if (attr->prio > max_prio) { 181961644c3dSRoi Dayan NL_SET_ERR_MSG_MOD(extack, 182061644c3dSRoi Dayan "Requested priority is out of supported range"); 18218914add2SVlad Buslov err = -EOPNOTSUPP; 18228914add2SVlad Buslov goto err_out; 1823bf07aa73SPaul Blakey } 1824bf07aa73SPaul Blakey 1825777bb800SVlad Buslov if (flow_flag_test(flow, TUN_RX)) { 1826777bb800SVlad Buslov err = mlx5e_attach_decap_route(priv, flow); 1827777bb800SVlad Buslov if (err) 18288914add2SVlad Buslov goto err_out; 1829b16eb3c8SAriel Levkovich 18305b209d1aSRoi Dayan if (!attr->chain && esw_attr->int_port && 18315b209d1aSRoi Dayan attr->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) { 1832b16eb3c8SAriel Levkovich /* If decap route device is internal port, change the 1833b16eb3c8SAriel Levkovich * source vport value in reg_c0 back to uplink just in 1834b16eb3c8SAriel Levkovich * case the rule performs goto chain > 0. If we have a miss 1835b16eb3c8SAriel Levkovich * on chain > 0 we want the metadata regs to hold the 1836b16eb3c8SAriel Levkovich * chain id so SW will resume handling of this packet 1837b16eb3c8SAriel Levkovich * from the proper chain. 1838b16eb3c8SAriel Levkovich */ 1839b16eb3c8SAriel Levkovich u32 metadata = mlx5_eswitch_get_vport_metadata_for_set(esw, 1840b16eb3c8SAriel Levkovich esw_attr->in_rep->vport); 1841b16eb3c8SAriel Levkovich 1842b16eb3c8SAriel Levkovich err = mlx5e_tc_match_to_reg_set(priv->mdev, &parse_attr->mod_hdr_acts, 1843b16eb3c8SAriel Levkovich MLX5_FLOW_NAMESPACE_FDB, VPORT_TO_REG, 1844b16eb3c8SAriel Levkovich metadata); 1845b16eb3c8SAriel Levkovich if (err) 184631108d14SChristophe JAILLET goto err_out; 1847077cdda7SRoi Dayan 1848077cdda7SRoi Dayan attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 1849b16eb3c8SAriel Levkovich } 1850777bb800SVlad Buslov } 1851777bb800SVlad Buslov 185214e6b038SEli Cohen if (flow_flag_test(flow, L3_TO_L2_DECAP)) { 185314e6b038SEli Cohen err = mlx5e_attach_decap(priv, flow, extack); 185414e6b038SEli Cohen if (err) 18558914add2SVlad Buslov goto err_out; 185614e6b038SEli Cohen } 185714e6b038SEli Cohen 1858166f431eSAriel Levkovich if (netif_is_ovs_master(parse_attr->filter_dev)) { 1859166f431eSAriel Levkovich struct mlx5e_tc_int_port *int_port; 1860166f431eSAriel Levkovich 1861166f431eSAriel Levkovich if (attr->chain) { 1862166f431eSAriel Levkovich NL_SET_ERR_MSG_MOD(extack, 1863166f431eSAriel Levkovich "Internal port rule is only supported on chain 0"); 186431108d14SChristophe JAILLET err = -EOPNOTSUPP; 186531108d14SChristophe JAILLET goto err_out; 1866166f431eSAriel Levkovich } 1867166f431eSAriel Levkovich 1868166f431eSAriel Levkovich if (attr->dest_chain) { 1869166f431eSAriel Levkovich NL_SET_ERR_MSG_MOD(extack, 1870166f431eSAriel Levkovich "Internal port rule offload doesn't support goto action"); 187131108d14SChristophe JAILLET err = -EOPNOTSUPP; 187231108d14SChristophe JAILLET goto err_out; 1873166f431eSAriel Levkovich } 1874166f431eSAriel Levkovich 1875166f431eSAriel Levkovich int_port = mlx5e_tc_int_port_get(mlx5e_get_int_port_priv(priv), 1876166f431eSAriel Levkovich parse_attr->filter_dev->ifindex, 1877166f431eSAriel Levkovich flow_flag_test(flow, EGRESS) ? 1878166f431eSAriel Levkovich MLX5E_TC_INT_PORT_EGRESS : 1879166f431eSAriel Levkovich MLX5E_TC_INT_PORT_INGRESS); 188031108d14SChristophe JAILLET if (IS_ERR(int_port)) { 188131108d14SChristophe JAILLET err = PTR_ERR(int_port); 188231108d14SChristophe JAILLET goto err_out; 188331108d14SChristophe JAILLET } 1884166f431eSAriel Levkovich 1885166f431eSAriel Levkovich esw_attr->int_port = int_port; 1886166f431eSAriel Levkovich } 1887166f431eSAriel Levkovich 1888ef78b8d5SRoi Dayan err = post_process_attr(flow, attr, extack); 18890ad060eeSRoi Dayan if (err) 18908914add2SVlad Buslov goto err_out; 18910ad060eeSRoi Dayan 1892d13674b1SOz Shlomo err = mlx5e_tc_act_stats_add_flow(get_act_stats_handle(priv), flow); 1893d13674b1SOz Shlomo if (err) 1894d13674b1SOz Shlomo goto err_out; 1895d13674b1SOz Shlomo 18960ad060eeSRoi Dayan /* we get here if one of the following takes place: 18970ad060eeSRoi Dayan * (1) there's no error 18980ad060eeSRoi Dayan * (2) there's an encap action and we don't have valid neigh 18993c37745eSOr Gerlitz */ 1900f3774220SChris Mi if (flow_flag_test(flow, SLOW)) 1901178f69b4SEli Cohen flow->rule[0] = mlx5e_tc_offload_to_slow_path(esw, flow, &parse_attr->spec); 1902bc1d75faSRoi Dayan else 19036d2a3ed0SOr Gerlitz flow->rule[0] = mlx5e_tc_offload_fdb_rules(esw, flow, &parse_attr->spec, attr); 19045dbe906fSPaul Blakey 19058914add2SVlad Buslov if (IS_ERR(flow->rule[0])) { 19068914add2SVlad Buslov err = PTR_ERR(flow->rule[0]); 19078914add2SVlad Buslov goto err_out; 19088914add2SVlad Buslov } 1909226f2ca3SVlad Buslov flow_flag_set(flow, OFFLOADED); 1910c83954abSRabie Loulou 19115dbe906fSPaul Blakey return 0; 19128914add2SVlad Buslov 19138914add2SVlad Buslov err_out: 19148914add2SVlad Buslov flow_flag_set(flow, FAILED); 19158914add2SVlad Buslov return err; 1916aa0cbbaeSOr Gerlitz } 1917d85cdccbSOr Gerlitz 19189272e3dfSYevgeny Kliteynik static bool mlx5_flow_has_geneve_opt(struct mlx5e_tc_flow *flow) 19199272e3dfSYevgeny Kliteynik { 1920c620b772SAriel Levkovich struct mlx5_flow_spec *spec = &flow->attr->parse_attr->spec; 19219272e3dfSYevgeny Kliteynik void *headers_v = MLX5_ADDR_OF(fte_match_param, 19229272e3dfSYevgeny Kliteynik spec->match_value, 19239272e3dfSYevgeny Kliteynik misc_parameters_3); 19249272e3dfSYevgeny Kliteynik u32 geneve_tlv_opt_0_data = MLX5_GET(fte_match_set_misc3, 19259272e3dfSYevgeny Kliteynik headers_v, 19269272e3dfSYevgeny Kliteynik geneve_tlv_option_0_data); 19279272e3dfSYevgeny Kliteynik 19289272e3dfSYevgeny Kliteynik return !!geneve_tlv_opt_0_data; 19299272e3dfSYevgeny Kliteynik } 19309272e3dfSYevgeny Kliteynik 1931f86488cbSOz Shlomo static void free_branch_attr(struct mlx5e_tc_flow *flow, struct mlx5_flow_attr *attr) 1932f86488cbSOz Shlomo { 1933f86488cbSOz Shlomo if (!attr) 1934f86488cbSOz Shlomo return; 1935f86488cbSOz Shlomo 1936a830ec48SPaul Blakey mlx5_free_flow_attr_actions(flow, attr); 1937f86488cbSOz Shlomo kvfree(attr->parse_attr); 1938f86488cbSOz Shlomo kfree(attr); 1939f86488cbSOz Shlomo } 1940f86488cbSOz Shlomo 1941d85cdccbSOr Gerlitz static void mlx5e_tc_del_fdb_flow(struct mlx5e_priv *priv, 1942d85cdccbSOr Gerlitz struct mlx5e_tc_flow *flow) 1943d85cdccbSOr Gerlitz { 1944d85cdccbSOr Gerlitz struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 1945c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 1946d85cdccbSOr Gerlitz 19470a7fcb78SPaul Blakey mlx5e_put_flow_tunnel_id(flow); 19480a7fcb78SPaul Blakey 1949b4a23329SRoi Dayan remove_unready_flow(flow); 1950ef06c9eeSRoi Dayan 1951226f2ca3SVlad Buslov if (mlx5e_is_offloaded_flow(flow)) { 1952226f2ca3SVlad Buslov if (flow_flag_test(flow, SLOW)) 1953178f69b4SEli Cohen mlx5e_tc_unoffload_from_slow_path(esw, flow); 19545dbe906fSPaul Blakey else 19555dbe906fSPaul Blakey mlx5e_tc_unoffload_fdb_rules(esw, flow, attr); 19565dbe906fSPaul Blakey } 1957362980eaSVlad Buslov complete_all(&flow->del_hw_done); 1958d85cdccbSOr Gerlitz 19599272e3dfSYevgeny Kliteynik if (mlx5_flow_has_geneve_opt(flow)) 19609272e3dfSYevgeny Kliteynik mlx5_geneve_tlv_option_del(priv->mdev->geneve); 19619272e3dfSYevgeny Kliteynik 1962777bb800SVlad Buslov if (flow->decap_route) 1963777bb800SVlad Buslov mlx5e_detach_decap_route(priv, flow); 1964777bb800SVlad Buslov 1965aedd133dSAriel Levkovich mlx5_tc_ct_match_del(get_ct_priv(priv), &flow->attr->ct_attr); 19664c8594adSRoi Dayan 196714e6b038SEli Cohen if (flow_flag_test(flow, L3_TO_L2_DECAP)) 196814e6b038SEli Cohen mlx5e_detach_decap(priv, flow); 1969c620b772SAriel Levkovich 1970d13674b1SOz Shlomo mlx5e_tc_act_stats_del_flow(get_act_stats_handle(priv), flow); 1971d13674b1SOz Shlomo 19728300f225SRoi Dayan free_flow_post_acts(flow); 1973a830ec48SPaul Blakey mlx5_free_flow_attr_actions(flow, attr); 19748300f225SRoi Dayan 197588d97486SRoi Dayan kvfree(attr->esw_attr->rx_tun_attr); 197688d97486SRoi Dayan kvfree(attr->parse_attr); 1977c620b772SAriel Levkovich kfree(flow->attr); 1978d85cdccbSOr Gerlitz } 1979d85cdccbSOr Gerlitz 19800d9f9647SVlad Buslov struct mlx5_fc *mlx5e_tc_get_counter(struct mlx5e_tc_flow *flow) 1981b8aee822SMark Bloch { 19828300f225SRoi Dayan struct mlx5_flow_attr *attr; 19838300f225SRoi Dayan 19848300f225SRoi Dayan attr = list_first_entry(&flow->attrs, struct mlx5_flow_attr, list); 19858300f225SRoi Dayan return attr->counter; 1986b8aee822SMark Bloch } 1987b8aee822SMark Bloch 19886a06c2f7SVlad Buslov /* Iterate over tmp_list of flows attached to flow_list head. */ 1989021905f8SVlad Buslov void mlx5e_put_flow_list(struct mlx5e_priv *priv, struct list_head *flow_list) 19906a06c2f7SVlad Buslov { 19916a06c2f7SVlad Buslov struct mlx5e_tc_flow *flow, *tmp; 19926a06c2f7SVlad Buslov 19936a06c2f7SVlad Buslov list_for_each_entry_safe(flow, tmp, flow_list, tmp_list) 19946a06c2f7SVlad Buslov mlx5e_flow_put(priv, flow); 19956a06c2f7SVlad Buslov } 19966a06c2f7SVlad Buslov 19979be6c21fSShay Drory static void mlx5e_tc_del_fdb_peer_flow(struct mlx5e_tc_flow *flow, 19989be6c21fSShay Drory int peer_index) 199904de7ddaSRoi Dayan { 200004de7ddaSRoi Dayan struct mlx5_eswitch *esw = flow->priv->mdev->priv.eswitch; 2001953bb24dSMark Bloch struct mlx5e_tc_flow *peer_flow; 2002953bb24dSMark Bloch struct mlx5e_tc_flow *tmp; 200304de7ddaSRoi Dayan 2004226f2ca3SVlad Buslov if (!flow_flag_test(flow, ESWITCH) || 2005226f2ca3SVlad Buslov !flow_flag_test(flow, DUP)) 200604de7ddaSRoi Dayan return; 200704de7ddaSRoi Dayan 200804de7ddaSRoi Dayan mutex_lock(&esw->offloads.peer_mutex); 20099be6c21fSShay Drory list_del(&flow->peer[peer_index]); 201004de7ddaSRoi Dayan mutex_unlock(&esw->offloads.peer_mutex); 201104de7ddaSRoi Dayan 2012953bb24dSMark Bloch list_for_each_entry_safe(peer_flow, tmp, &flow->peer_flows, peer_flows) { 20139be6c21fSShay Drory if (peer_index != mlx5_get_dev_index(peer_flow->priv->mdev)) 20149be6c21fSShay Drory continue; 2015953bb24dSMark Bloch if (refcount_dec_and_test(&peer_flow->refcnt)) { 2016953bb24dSMark Bloch mlx5e_tc_del_fdb_flow(peer_flow->priv, peer_flow); 2017953bb24dSMark Bloch list_del(&peer_flow->peer_flows); 2018953bb24dSMark Bloch kfree(peer_flow); 2019eb252c3aSRoi Dayan } 2020953bb24dSMark Bloch } 20219be6c21fSShay Drory 20229be6c21fSShay Drory if (list_empty(&flow->peer_flows)) 20239be6c21fSShay Drory flow_flag_clear(flow, DUP); 20249be6c21fSShay Drory } 20259be6c21fSShay Drory 20269be6c21fSShay Drory static void mlx5e_tc_del_fdb_peers_flow(struct mlx5e_tc_flow *flow) 20279be6c21fSShay Drory { 20289be6c21fSShay Drory int i; 20299be6c21fSShay Drory 20309be6c21fSShay Drory for (i = 0; i < MLX5_MAX_PORTS; i++) { 20319be6c21fSShay Drory if (i == mlx5_get_dev_index(flow->priv->mdev)) 20329be6c21fSShay Drory continue; 20339be6c21fSShay Drory mlx5e_tc_del_fdb_peer_flow(flow, i); 20349be6c21fSShay Drory } 203504de7ddaSRoi Dayan } 203604de7ddaSRoi Dayan 2037e8f887acSAmir Vadai static void mlx5e_tc_del_flow(struct mlx5e_priv *priv, 2038961e8979SRoi Dayan struct mlx5e_tc_flow *flow) 2039e8f887acSAmir Vadai { 2040226f2ca3SVlad Buslov if (mlx5e_is_eswitch_flow(flow)) { 204188d162b4SRoi Dayan struct mlx5_devcom_comp_dev *devcom = flow->priv->mdev->priv.eswitch->devcom; 2042b1661efaSShay Drory 204388d162b4SRoi Dayan if (!mlx5_devcom_for_each_peer_begin(devcom)) { 2044b1661efaSShay Drory mlx5e_tc_del_fdb_flow(priv, flow); 2045b1661efaSShay Drory return; 2046b1661efaSShay Drory } 204790ca127cSSaeed Mahameed 20489be6c21fSShay Drory mlx5e_tc_del_fdb_peers_flow(flow); 204988d162b4SRoi Dayan mlx5_devcom_for_each_peer_end(devcom); 2050d85cdccbSOr Gerlitz mlx5e_tc_del_fdb_flow(priv, flow); 205104de7ddaSRoi Dayan } else { 2052d85cdccbSOr Gerlitz mlx5e_tc_del_nic_flow(priv, flow); 2053e8f887acSAmir Vadai } 205404de7ddaSRoi Dayan } 2055e8f887acSAmir Vadai 2056ee950e5dSChris Mi static bool flow_requires_tunnel_mapping(u32 chain, struct flow_cls_offload *f) 2057bbd00f7eSHadar Hen Zion { 2058f9e30088SPablo Neira Ayuso struct flow_rule *rule = flow_cls_offload_flow_rule(f); 20590a7fcb78SPaul Blakey struct flow_action *flow_action = &rule->action; 20600a7fcb78SPaul Blakey const struct flow_action_entry *act; 20610a7fcb78SPaul Blakey int i; 2062bbd00f7eSHadar Hen Zion 2063ee950e5dSChris Mi if (chain) 2064ee950e5dSChris Mi return false; 2065ee950e5dSChris Mi 20660a7fcb78SPaul Blakey flow_action_for_each(i, act, flow_action) { 20670a7fcb78SPaul Blakey switch (act->id) { 20680a7fcb78SPaul Blakey case FLOW_ACTION_GOTO: 20690a7fcb78SPaul Blakey return true; 2070ee950e5dSChris Mi case FLOW_ACTION_SAMPLE: 2071ee950e5dSChris Mi return true; 20720a7fcb78SPaul Blakey default: 20730a7fcb78SPaul Blakey continue; 2074fe1587a7SDmytro Linkin } 20752e72eb43SOr Gerlitz } 2076bbd00f7eSHadar Hen Zion 20770a7fcb78SPaul Blakey return false; 20780a7fcb78SPaul Blakey } 2079bcef735cSOr Gerlitz 20800a7fcb78SPaul Blakey static int 20810a7fcb78SPaul Blakey enc_opts_is_dont_care_or_full_match(struct mlx5e_priv *priv, 20820a7fcb78SPaul Blakey struct flow_dissector_key_enc_opts *opts, 20830a7fcb78SPaul Blakey struct netlink_ext_ack *extack, 20840a7fcb78SPaul Blakey bool *dont_care) 20850a7fcb78SPaul Blakey { 20860a7fcb78SPaul Blakey struct geneve_opt *opt; 20870a7fcb78SPaul Blakey int off = 0; 2088bcef735cSOr Gerlitz 20890a7fcb78SPaul Blakey *dont_care = true; 2090bcef735cSOr Gerlitz 20910a7fcb78SPaul Blakey while (opts->len > off) { 20920a7fcb78SPaul Blakey opt = (struct geneve_opt *)&opts->data[off]; 2093e98bedf5SEli Britstein 20940a7fcb78SPaul Blakey if (!(*dont_care) || opt->opt_class || opt->type || 20950a7fcb78SPaul Blakey memchr_inv(opt->opt_data, 0, opt->length * 4)) { 20960a7fcb78SPaul Blakey *dont_care = false; 20970a7fcb78SPaul Blakey 2098c51323eeSSaeed Mahameed if (opt->opt_class != htons(U16_MAX) || 2099d7a42ad0SRoi Dayan opt->type != U8_MAX) { 2100c50775d0SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 21010a7fcb78SPaul Blakey "Partial match of tunnel options in chain > 0 isn't supported"); 21020a7fcb78SPaul Blakey netdev_warn(priv->netdev, 21030a7fcb78SPaul Blakey "Partial match of tunnel options in chain > 0 isn't supported"); 2104e98bedf5SEli Britstein return -EOPNOTSUPP; 2105e98bedf5SEli Britstein } 2106bcef735cSOr Gerlitz } 2107bcef735cSOr Gerlitz 21080a7fcb78SPaul Blakey off += sizeof(struct geneve_opt) + opt->length * 4; 2109bbd00f7eSHadar Hen Zion } 2110bbd00f7eSHadar Hen Zion 2111bbd00f7eSHadar Hen Zion return 0; 2112bbd00f7eSHadar Hen Zion } 2113bbd00f7eSHadar Hen Zion 21140a7fcb78SPaul Blakey #define COPY_DISSECTOR(rule, diss_key, dst)\ 21150a7fcb78SPaul Blakey ({ \ 21160a7fcb78SPaul Blakey struct flow_rule *__rule = (rule);\ 21170a7fcb78SPaul Blakey typeof(dst) __dst = dst;\ 21180a7fcb78SPaul Blakey \ 21190a7fcb78SPaul Blakey memcpy(__dst,\ 21200a7fcb78SPaul Blakey skb_flow_dissector_target(__rule->match.dissector,\ 21210a7fcb78SPaul Blakey diss_key,\ 21220a7fcb78SPaul Blakey __rule->match.key),\ 21230a7fcb78SPaul Blakey sizeof(*__dst));\ 21240a7fcb78SPaul Blakey }) 21250a7fcb78SPaul Blakey 21260a7fcb78SPaul Blakey static int mlx5e_get_flow_tunnel_id(struct mlx5e_priv *priv, 21270a7fcb78SPaul Blakey struct mlx5e_tc_flow *flow, 21280a7fcb78SPaul Blakey struct flow_cls_offload *f, 21290a7fcb78SPaul Blakey struct net_device *filter_dev) 21308377629eSEli Britstein { 21310a7fcb78SPaul Blakey struct flow_rule *rule = flow_cls_offload_flow_rule(f); 21320a7fcb78SPaul Blakey struct netlink_ext_ack *extack = f->common.extack; 21330a7fcb78SPaul Blakey struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts; 21340a7fcb78SPaul Blakey struct flow_match_enc_opts enc_opts_match; 2135d7a42ad0SRoi Dayan struct tunnel_match_enc_opts tun_enc_opts; 21360a7fcb78SPaul Blakey struct mlx5_rep_uplink_priv *uplink_priv; 2137c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 21380a7fcb78SPaul Blakey struct mlx5e_rep_priv *uplink_rpriv; 21390a7fcb78SPaul Blakey struct tunnel_match_key tunnel_key; 21400a7fcb78SPaul Blakey bool enc_opts_is_dont_care = true; 21410a7fcb78SPaul Blakey u32 tun_id, enc_opts_id = 0; 21420a7fcb78SPaul Blakey struct mlx5_eswitch *esw; 21430a7fcb78SPaul Blakey u32 value, mask; 21440a7fcb78SPaul Blakey int err; 21450a7fcb78SPaul Blakey 21460a7fcb78SPaul Blakey esw = priv->mdev->priv.eswitch; 21470a7fcb78SPaul Blakey uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 21480a7fcb78SPaul Blakey uplink_priv = &uplink_rpriv->uplink_priv; 21490a7fcb78SPaul Blakey 21500a7fcb78SPaul Blakey memset(&tunnel_key, 0, sizeof(tunnel_key)); 21510a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_CONTROL, 21520a7fcb78SPaul Blakey &tunnel_key.enc_control); 21530a7fcb78SPaul Blakey if (tunnel_key.enc_control.addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) 21540a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS, 21550a7fcb78SPaul Blakey &tunnel_key.enc_ipv4); 21560a7fcb78SPaul Blakey else 21570a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_IPV6_ADDRS, 21580a7fcb78SPaul Blakey &tunnel_key.enc_ipv6); 21590a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_IP, &tunnel_key.enc_ip); 21600a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_PORTS, 21610a7fcb78SPaul Blakey &tunnel_key.enc_tp); 21620a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_KEYID, 21630a7fcb78SPaul Blakey &tunnel_key.enc_key_id); 21640a7fcb78SPaul Blakey tunnel_key.filter_ifindex = filter_dev->ifindex; 21650a7fcb78SPaul Blakey 21660a7fcb78SPaul Blakey err = mapping_add(uplink_priv->tunnel_mapping, &tunnel_key, &tun_id); 21670a7fcb78SPaul Blakey if (err) 21680a7fcb78SPaul Blakey return err; 21690a7fcb78SPaul Blakey 21700a7fcb78SPaul Blakey flow_rule_match_enc_opts(rule, &enc_opts_match); 21710a7fcb78SPaul Blakey err = enc_opts_is_dont_care_or_full_match(priv, 21720a7fcb78SPaul Blakey enc_opts_match.mask, 21730a7fcb78SPaul Blakey extack, 21740a7fcb78SPaul Blakey &enc_opts_is_dont_care); 21750a7fcb78SPaul Blakey if (err) 21760a7fcb78SPaul Blakey goto err_enc_opts; 21770a7fcb78SPaul Blakey 21780a7fcb78SPaul Blakey if (!enc_opts_is_dont_care) { 2179d7a42ad0SRoi Dayan memset(&tun_enc_opts, 0, sizeof(tun_enc_opts)); 2180d7a42ad0SRoi Dayan memcpy(&tun_enc_opts.key, enc_opts_match.key, 2181d7a42ad0SRoi Dayan sizeof(*enc_opts_match.key)); 2182d7a42ad0SRoi Dayan memcpy(&tun_enc_opts.mask, enc_opts_match.mask, 2183d7a42ad0SRoi Dayan sizeof(*enc_opts_match.mask)); 2184d7a42ad0SRoi Dayan 21850a7fcb78SPaul Blakey err = mapping_add(uplink_priv->tunnel_enc_opts_mapping, 2186d7a42ad0SRoi Dayan &tun_enc_opts, &enc_opts_id); 21870a7fcb78SPaul Blakey if (err) 21880a7fcb78SPaul Blakey goto err_enc_opts; 21890a7fcb78SPaul Blakey } 21900a7fcb78SPaul Blakey 21910a7fcb78SPaul Blakey value = tun_id << ENC_OPTS_BITS | enc_opts_id; 21920a7fcb78SPaul Blakey mask = enc_opts_id ? TUNNEL_ID_MASK : 21930a7fcb78SPaul Blakey (TUNNEL_ID_MASK & ~ENC_OPTS_BITS_MASK); 21940a7fcb78SPaul Blakey 21950a7fcb78SPaul Blakey if (attr->chain) { 21960a7fcb78SPaul Blakey mlx5e_tc_match_to_reg_match(&attr->parse_attr->spec, 21970a7fcb78SPaul Blakey TUNNEL_TO_REG, value, mask); 21980a7fcb78SPaul Blakey } else { 21990a7fcb78SPaul Blakey mod_hdr_acts = &attr->parse_attr->mod_hdr_acts; 22000a7fcb78SPaul Blakey err = mlx5e_tc_match_to_reg_set(priv->mdev, 2201aedd133dSAriel Levkovich mod_hdr_acts, MLX5_FLOW_NAMESPACE_FDB, 22020a7fcb78SPaul Blakey TUNNEL_TO_REG, value); 22030a7fcb78SPaul Blakey if (err) 22040a7fcb78SPaul Blakey goto err_set; 22050a7fcb78SPaul Blakey 22060a7fcb78SPaul Blakey attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 22070a7fcb78SPaul Blakey } 22080a7fcb78SPaul Blakey 220973a3f1bcSRoi Dayan flow->attr->tunnel_id = value; 22100a7fcb78SPaul Blakey return 0; 22110a7fcb78SPaul Blakey 22120a7fcb78SPaul Blakey err_set: 22130a7fcb78SPaul Blakey if (enc_opts_id) 22140a7fcb78SPaul Blakey mapping_remove(uplink_priv->tunnel_enc_opts_mapping, 22150a7fcb78SPaul Blakey enc_opts_id); 22160a7fcb78SPaul Blakey err_enc_opts: 22170a7fcb78SPaul Blakey mapping_remove(uplink_priv->tunnel_mapping, tun_id); 22180a7fcb78SPaul Blakey return err; 22190a7fcb78SPaul Blakey } 22200a7fcb78SPaul Blakey 22210a7fcb78SPaul Blakey static void mlx5e_put_flow_tunnel_id(struct mlx5e_tc_flow *flow) 22220a7fcb78SPaul Blakey { 222373a3f1bcSRoi Dayan u32 enc_opts_id = flow->attr->tunnel_id & ENC_OPTS_BITS_MASK; 222473a3f1bcSRoi Dayan u32 tun_id = flow->attr->tunnel_id >> ENC_OPTS_BITS; 22250a7fcb78SPaul Blakey struct mlx5_rep_uplink_priv *uplink_priv; 22260a7fcb78SPaul Blakey struct mlx5e_rep_priv *uplink_rpriv; 22270a7fcb78SPaul Blakey struct mlx5_eswitch *esw; 22280a7fcb78SPaul Blakey 22290a7fcb78SPaul Blakey esw = flow->priv->mdev->priv.eswitch; 22300a7fcb78SPaul Blakey uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 22310a7fcb78SPaul Blakey uplink_priv = &uplink_rpriv->uplink_priv; 22320a7fcb78SPaul Blakey 22330a7fcb78SPaul Blakey if (tun_id) 22340a7fcb78SPaul Blakey mapping_remove(uplink_priv->tunnel_mapping, tun_id); 22350a7fcb78SPaul Blakey if (enc_opts_id) 22360a7fcb78SPaul Blakey mapping_remove(uplink_priv->tunnel_enc_opts_mapping, 22370a7fcb78SPaul Blakey enc_opts_id); 22380a7fcb78SPaul Blakey } 22390a7fcb78SPaul Blakey 2240fca53304SEli Britstein void mlx5e_tc_set_ethertype(struct mlx5_core_dev *mdev, 2241fca53304SEli Britstein struct flow_match_basic *match, bool outer, 2242fca53304SEli Britstein void *headers_c, void *headers_v) 22434a5d5d73SEli Britstein { 2244fca53304SEli Britstein bool ip_version_cap; 2245fca53304SEli Britstein 2246fca53304SEli Britstein ip_version_cap = outer ? 2247fca53304SEli Britstein MLX5_CAP_FLOWTABLE_NIC_RX(mdev, 2248fca53304SEli Britstein ft_field_support.outer_ip_version) : 2249fca53304SEli Britstein MLX5_CAP_FLOWTABLE_NIC_RX(mdev, 2250fca53304SEli Britstein ft_field_support.inner_ip_version); 2251fca53304SEli Britstein 2252fca53304SEli Britstein if (ip_version_cap && match->mask->n_proto == htons(0xFFFF) && 2253fca53304SEli Britstein (match->key->n_proto == htons(ETH_P_IP) || 2254fca53304SEli Britstein match->key->n_proto == htons(ETH_P_IPV6))) { 2255fca53304SEli Britstein MLX5_SET_TO_ONES(fte_match_set_lyr_2_4, headers_c, ip_version); 2256fca53304SEli Britstein MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_version, 2257fca53304SEli Britstein match->key->n_proto == htons(ETH_P_IP) ? 4 : 6); 2258fca53304SEli Britstein } else { 22594a5d5d73SEli Britstein MLX5_SET(fte_match_set_lyr_2_4, headers_c, ethertype, 22604a5d5d73SEli Britstein ntohs(match->mask->n_proto)); 22614a5d5d73SEli Britstein MLX5_SET(fte_match_set_lyr_2_4, headers_v, ethertype, 22624a5d5d73SEli Britstein ntohs(match->key->n_proto)); 22634a5d5d73SEli Britstein } 2264fca53304SEli Britstein } 22654a5d5d73SEli Britstein 22660d9f9647SVlad Buslov u8 mlx5e_tc_get_ip_version(struct mlx5_flow_spec *spec, bool outer) 2267a508728aSVlad Buslov { 2268a508728aSVlad Buslov void *headers_v; 2269a508728aSVlad Buslov u16 ethertype; 2270a508728aSVlad Buslov u8 ip_version; 2271a508728aSVlad Buslov 2272a508728aSVlad Buslov if (outer) 2273a508728aSVlad Buslov headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, outer_headers); 2274a508728aSVlad Buslov else 2275a508728aSVlad Buslov headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, inner_headers); 2276a508728aSVlad Buslov 2277a508728aSVlad Buslov ip_version = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ip_version); 2278a508728aSVlad Buslov /* Return ip_version converted from ethertype anyway */ 2279a508728aSVlad Buslov if (!ip_version) { 2280a508728aSVlad Buslov ethertype = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ethertype); 2281a508728aSVlad Buslov if (ethertype == ETH_P_IP || ethertype == ETH_P_ARP) 2282a508728aSVlad Buslov ip_version = 4; 2283a508728aSVlad Buslov else if (ethertype == ETH_P_IPV6) 2284a508728aSVlad Buslov ip_version = 6; 2285a508728aSVlad Buslov } 2286a508728aSVlad Buslov return ip_version; 2287a508728aSVlad Buslov } 2288a508728aSVlad Buslov 2289b6dfff21SPaul Blakey /* Tunnel device follows RFC 6040, see include/net/inet_ecn.h. 2290b6dfff21SPaul Blakey * And changes inner ip_ecn depending on inner and outer ip_ecn as follows: 2291b6dfff21SPaul Blakey * +---------+----------------------------------------+ 2292b6dfff21SPaul Blakey * |Arriving | Arriving Outer Header | 2293b6dfff21SPaul Blakey * | Inner +---------+---------+---------+----------+ 2294b6dfff21SPaul Blakey * | Header | Not-ECT | ECT(0) | ECT(1) | CE | 2295b6dfff21SPaul Blakey * +---------+---------+---------+---------+----------+ 2296b6dfff21SPaul Blakey * | Not-ECT | Not-ECT | Not-ECT | Not-ECT | <drop> | 2297b6dfff21SPaul Blakey * | ECT(0) | ECT(0) | ECT(0) | ECT(1) | CE* | 2298b6dfff21SPaul Blakey * | ECT(1) | ECT(1) | ECT(1) | ECT(1)* | CE* | 2299b6dfff21SPaul Blakey * | CE | CE | CE | CE | CE | 2300b6dfff21SPaul Blakey * +---------+---------+---------+---------+----------+ 2301b6dfff21SPaul Blakey * 2302b6dfff21SPaul Blakey * Tc matches on inner after decapsulation on tunnel device, but hw offload matches 2303b6dfff21SPaul Blakey * the inner ip_ecn value before hardware decap action. 2304b6dfff21SPaul Blakey * 2305b6dfff21SPaul Blakey * Cells marked are changed from original inner packet ip_ecn value during decap, and 2306b6dfff21SPaul Blakey * so matching those values on inner ip_ecn before decap will fail. 2307b6dfff21SPaul Blakey * 2308b6dfff21SPaul Blakey * The following helper allows offload when inner ip_ecn won't be changed by outer ip_ecn, 2309b6dfff21SPaul Blakey * except for the outer ip_ecn = CE, where in all cases inner ip_ecn will be changed to CE, 2310b6dfff21SPaul Blakey * and such we can drop the inner ip_ecn=CE match. 2311b6dfff21SPaul Blakey */ 2312b6dfff21SPaul Blakey 2313b6dfff21SPaul Blakey static int mlx5e_tc_verify_tunnel_ecn(struct mlx5e_priv *priv, 2314b6dfff21SPaul Blakey struct flow_cls_offload *f, 2315b6dfff21SPaul Blakey bool *match_inner_ecn) 2316b6dfff21SPaul Blakey { 2317b6dfff21SPaul Blakey u8 outer_ecn_mask = 0, outer_ecn_key = 0, inner_ecn_mask = 0, inner_ecn_key = 0; 2318b6dfff21SPaul Blakey struct flow_rule *rule = flow_cls_offload_flow_rule(f); 2319b6dfff21SPaul Blakey struct netlink_ext_ack *extack = f->common.extack; 2320b6dfff21SPaul Blakey struct flow_match_ip match; 2321b6dfff21SPaul Blakey 2322b6dfff21SPaul Blakey *match_inner_ecn = true; 2323b6dfff21SPaul Blakey 2324b6dfff21SPaul Blakey if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ENC_IP)) { 2325b6dfff21SPaul Blakey flow_rule_match_enc_ip(rule, &match); 2326b6dfff21SPaul Blakey outer_ecn_key = match.key->tos & INET_ECN_MASK; 2327b6dfff21SPaul Blakey outer_ecn_mask = match.mask->tos & INET_ECN_MASK; 2328b6dfff21SPaul Blakey } 2329b6dfff21SPaul Blakey 2330b6dfff21SPaul Blakey if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_IP)) { 2331b6dfff21SPaul Blakey flow_rule_match_ip(rule, &match); 2332b6dfff21SPaul Blakey inner_ecn_key = match.key->tos & INET_ECN_MASK; 2333b6dfff21SPaul Blakey inner_ecn_mask = match.mask->tos & INET_ECN_MASK; 2334b6dfff21SPaul Blakey } 2335b6dfff21SPaul Blakey 2336b6dfff21SPaul Blakey if (outer_ecn_mask != 0 && outer_ecn_mask != INET_ECN_MASK) { 2337b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, "Partial match on enc_tos ecn bits isn't supported"); 2338b6dfff21SPaul Blakey netdev_warn(priv->netdev, "Partial match on enc_tos ecn bits isn't supported"); 2339b6dfff21SPaul Blakey return -EOPNOTSUPP; 2340b6dfff21SPaul Blakey } 2341b6dfff21SPaul Blakey 2342b6dfff21SPaul Blakey if (!outer_ecn_mask) { 2343b6dfff21SPaul Blakey if (!inner_ecn_mask) 2344b6dfff21SPaul Blakey return 0; 2345b6dfff21SPaul Blakey 2346b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 2347b6dfff21SPaul Blakey "Matching on tos ecn bits without also matching enc_tos ecn bits isn't supported"); 2348b6dfff21SPaul Blakey netdev_warn(priv->netdev, 2349b6dfff21SPaul Blakey "Matching on tos ecn bits without also matching enc_tos ecn bits isn't supported"); 2350b6dfff21SPaul Blakey return -EOPNOTSUPP; 2351b6dfff21SPaul Blakey } 2352b6dfff21SPaul Blakey 2353b6dfff21SPaul Blakey if (inner_ecn_mask && inner_ecn_mask != INET_ECN_MASK) { 2354b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 2355b6dfff21SPaul Blakey "Partial match on tos ecn bits with match on enc_tos ecn bits isn't supported"); 2356b6dfff21SPaul Blakey netdev_warn(priv->netdev, 2357b6dfff21SPaul Blakey "Partial match on tos ecn bits with match on enc_tos ecn bits isn't supported"); 2358b6dfff21SPaul Blakey return -EOPNOTSUPP; 2359b6dfff21SPaul Blakey } 2360b6dfff21SPaul Blakey 2361b6dfff21SPaul Blakey if (!inner_ecn_mask) 2362b6dfff21SPaul Blakey return 0; 2363b6dfff21SPaul Blakey 2364b6dfff21SPaul Blakey /* Both inner and outer have full mask on ecn */ 2365b6dfff21SPaul Blakey 2366b6dfff21SPaul Blakey if (outer_ecn_key == INET_ECN_ECT_1) { 2367b6dfff21SPaul Blakey /* inner ecn might change by DECAP action */ 2368b6dfff21SPaul Blakey 2369b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, "Match on enc_tos ecn = ECT(1) isn't supported"); 2370b6dfff21SPaul Blakey netdev_warn(priv->netdev, "Match on enc_tos ecn = ECT(1) isn't supported"); 2371b6dfff21SPaul Blakey return -EOPNOTSUPP; 2372b6dfff21SPaul Blakey } 2373b6dfff21SPaul Blakey 2374b6dfff21SPaul Blakey if (outer_ecn_key != INET_ECN_CE) 2375b6dfff21SPaul Blakey return 0; 2376b6dfff21SPaul Blakey 2377b6dfff21SPaul Blakey if (inner_ecn_key != INET_ECN_CE) { 2378b6dfff21SPaul Blakey /* Can't happen in software, as packet ecn will be changed to CE after decap */ 2379b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 2380b6dfff21SPaul Blakey "Match on tos enc_tos ecn = CE while match on tos ecn != CE isn't supported"); 2381b6dfff21SPaul Blakey netdev_warn(priv->netdev, 2382b6dfff21SPaul Blakey "Match on tos enc_tos ecn = CE while match on tos ecn != CE isn't supported"); 2383b6dfff21SPaul Blakey return -EOPNOTSUPP; 2384b6dfff21SPaul Blakey } 2385b6dfff21SPaul Blakey 2386b6dfff21SPaul Blakey /* outer ecn = CE, inner ecn = CE, as decap will change inner ecn to CE in anycase, 2387b6dfff21SPaul Blakey * drop match on inner ecn 2388b6dfff21SPaul Blakey */ 2389b6dfff21SPaul Blakey *match_inner_ecn = false; 2390b6dfff21SPaul Blakey 2391b6dfff21SPaul Blakey return 0; 2392b6dfff21SPaul Blakey } 2393b6dfff21SPaul Blakey 23940a7fcb78SPaul Blakey static int parse_tunnel_attr(struct mlx5e_priv *priv, 23950a7fcb78SPaul Blakey struct mlx5e_tc_flow *flow, 23960a7fcb78SPaul Blakey struct mlx5_flow_spec *spec, 23970a7fcb78SPaul Blakey struct flow_cls_offload *f, 23980a7fcb78SPaul Blakey struct net_device *filter_dev, 23990a7fcb78SPaul Blakey u8 *match_level, 24000a7fcb78SPaul Blakey bool *match_inner) 24010a7fcb78SPaul Blakey { 2402a508728aSVlad Buslov struct mlx5e_tc_tunnel *tunnel = mlx5e_get_tc_tun(filter_dev); 24030a7fcb78SPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 24040a7fcb78SPaul Blakey struct netlink_ext_ack *extack = f->common.extack; 24050a7fcb78SPaul Blakey bool needs_mapping, sets_mapping; 24060a7fcb78SPaul Blakey int err; 24070a7fcb78SPaul Blakey 24080885ae1aSAbhiram R N if (!mlx5e_is_eswitch_flow(flow)) { 24090885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, "Match on tunnel is not supported"); 24100a7fcb78SPaul Blakey return -EOPNOTSUPP; 24110885ae1aSAbhiram R N } 24120a7fcb78SPaul Blakey 2413c620b772SAriel Levkovich needs_mapping = !!flow->attr->chain; 2414ee950e5dSChris Mi sets_mapping = flow_requires_tunnel_mapping(flow->attr->chain, f); 24150a7fcb78SPaul Blakey *match_inner = !needs_mapping; 24160a7fcb78SPaul Blakey 24170a7fcb78SPaul Blakey if ((needs_mapping || sets_mapping) && 2418636bb968SPaul Blakey !mlx5_eswitch_reg_c1_loopback_enabled(esw)) { 2419c50775d0SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 2420636bb968SPaul Blakey "Chains on tunnel devices isn't supported without register loopback support"); 24210a7fcb78SPaul Blakey netdev_warn(priv->netdev, 2422636bb968SPaul Blakey "Chains on tunnel devices isn't supported without register loopback support"); 24230a7fcb78SPaul Blakey return -EOPNOTSUPP; 24240a7fcb78SPaul Blakey } 24250a7fcb78SPaul Blakey 2426c620b772SAriel Levkovich if (!flow->attr->chain) { 24270a7fcb78SPaul Blakey err = mlx5e_tc_tun_parse(filter_dev, priv, spec, f, 24280a7fcb78SPaul Blakey match_level); 24290a7fcb78SPaul Blakey if (err) { 24300a7fcb78SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 24310a7fcb78SPaul Blakey "Failed to parse tunnel attributes"); 24320a7fcb78SPaul Blakey netdev_warn(priv->netdev, 24330a7fcb78SPaul Blakey "Failed to parse tunnel attributes"); 24340a7fcb78SPaul Blakey return err; 24350a7fcb78SPaul Blakey } 24360a7fcb78SPaul Blakey 243714e6b038SEli Cohen /* With mpls over udp we decapsulate using packet reformat 243814e6b038SEli Cohen * object 243914e6b038SEli Cohen */ 244014e6b038SEli Cohen if (!netif_is_bareudp(filter_dev)) 2441c620b772SAriel Levkovich flow->attr->action |= MLX5_FLOW_CONTEXT_ACTION_DECAP; 2442a508728aSVlad Buslov err = mlx5e_tc_set_attr_rx_tun(flow, spec); 2443a508728aSVlad Buslov if (err) 2444a508728aSVlad Buslov return err; 2445521933cdSMaor Dickman } else if (tunnel) { 2446a508728aSVlad Buslov struct mlx5_flow_spec *tmp_spec; 2447a508728aSVlad Buslov 2448a508728aSVlad Buslov tmp_spec = kvzalloc(sizeof(*tmp_spec), GFP_KERNEL); 2449a508728aSVlad Buslov if (!tmp_spec) { 2450521933cdSMaor Dickman NL_SET_ERR_MSG_MOD(extack, "Failed to allocate memory for tunnel tmp spec"); 2451521933cdSMaor Dickman netdev_warn(priv->netdev, "Failed to allocate memory for tunnel tmp spec"); 2452a508728aSVlad Buslov return -ENOMEM; 2453a508728aSVlad Buslov } 2454a508728aSVlad Buslov memcpy(tmp_spec, spec, sizeof(*tmp_spec)); 2455a508728aSVlad Buslov 2456a508728aSVlad Buslov err = mlx5e_tc_tun_parse(filter_dev, priv, tmp_spec, f, match_level); 2457a508728aSVlad Buslov if (err) { 2458a508728aSVlad Buslov kvfree(tmp_spec); 2459a508728aSVlad Buslov NL_SET_ERR_MSG_MOD(extack, "Failed to parse tunnel attributes"); 2460a508728aSVlad Buslov netdev_warn(priv->netdev, "Failed to parse tunnel attributes"); 2461a508728aSVlad Buslov return err; 2462a508728aSVlad Buslov } 2463a508728aSVlad Buslov err = mlx5e_tc_set_attr_rx_tun(flow, tmp_spec); 2464a508728aSVlad Buslov kvfree(tmp_spec); 2465a508728aSVlad Buslov if (err) 2466a508728aSVlad Buslov return err; 24670a7fcb78SPaul Blakey } 24680a7fcb78SPaul Blakey 24690a7fcb78SPaul Blakey if (!needs_mapping && !sets_mapping) 24700a7fcb78SPaul Blakey return 0; 24710a7fcb78SPaul Blakey 24720a7fcb78SPaul Blakey return mlx5e_get_flow_tunnel_id(priv, flow, f, filter_dev); 24730a7fcb78SPaul Blakey } 24740a7fcb78SPaul Blakey 24750a7fcb78SPaul Blakey static void *get_match_inner_headers_criteria(struct mlx5_flow_spec *spec) 24760a7fcb78SPaul Blakey { 24770a7fcb78SPaul Blakey return MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 24780a7fcb78SPaul Blakey inner_headers); 24790a7fcb78SPaul Blakey } 24800a7fcb78SPaul Blakey 24810a7fcb78SPaul Blakey static void *get_match_inner_headers_value(struct mlx5_flow_spec *spec) 24820a7fcb78SPaul Blakey { 24830a7fcb78SPaul Blakey return MLX5_ADDR_OF(fte_match_param, spec->match_value, 24840a7fcb78SPaul Blakey inner_headers); 24850a7fcb78SPaul Blakey } 24860a7fcb78SPaul Blakey 24870a7fcb78SPaul Blakey static void *get_match_outer_headers_criteria(struct mlx5_flow_spec *spec) 24880a7fcb78SPaul Blakey { 24890a7fcb78SPaul Blakey return MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 24900a7fcb78SPaul Blakey outer_headers); 24910a7fcb78SPaul Blakey } 24920a7fcb78SPaul Blakey 24930a7fcb78SPaul Blakey static void *get_match_outer_headers_value(struct mlx5_flow_spec *spec) 24940a7fcb78SPaul Blakey { 24950a7fcb78SPaul Blakey return MLX5_ADDR_OF(fte_match_param, spec->match_value, 24968377629eSEli Britstein outer_headers); 24978377629eSEli Britstein } 24988377629eSEli Britstein 24998ee72638SRoi Dayan void *mlx5e_get_match_headers_value(u32 flags, struct mlx5_flow_spec *spec) 25008377629eSEli Britstein { 25018377629eSEli Britstein return (flags & MLX5_FLOW_CONTEXT_ACTION_DECAP) ? 25020a7fcb78SPaul Blakey get_match_inner_headers_value(spec) : 25030a7fcb78SPaul Blakey get_match_outer_headers_value(spec); 25040a7fcb78SPaul Blakey } 25050a7fcb78SPaul Blakey 25068ee72638SRoi Dayan void *mlx5e_get_match_headers_criteria(u32 flags, struct mlx5_flow_spec *spec) 25070a7fcb78SPaul Blakey { 25080a7fcb78SPaul Blakey return (flags & MLX5_FLOW_CONTEXT_ACTION_DECAP) ? 25090a7fcb78SPaul Blakey get_match_inner_headers_criteria(spec) : 25100a7fcb78SPaul Blakey get_match_outer_headers_criteria(spec); 25118377629eSEli Britstein } 25128377629eSEli Britstein 25136d65bc64Swenxu static int mlx5e_flower_parse_meta(struct net_device *filter_dev, 25146d65bc64Swenxu struct flow_cls_offload *f) 25156d65bc64Swenxu { 25166d65bc64Swenxu struct flow_rule *rule = flow_cls_offload_flow_rule(f); 25176d65bc64Swenxu struct netlink_ext_ack *extack = f->common.extack; 25186d65bc64Swenxu struct net_device *ingress_dev; 25196d65bc64Swenxu struct flow_match_meta match; 25206d65bc64Swenxu 25216d65bc64Swenxu if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_META)) 25226d65bc64Swenxu return 0; 25236d65bc64Swenxu 25246d65bc64Swenxu flow_rule_match_meta(rule, &match); 2525f4356947SIdo Schimmel 2526f4356947SIdo Schimmel if (match.mask->l2_miss) { 2527f4356947SIdo Schimmel NL_SET_ERR_MSG_MOD(f->common.extack, "Can't match on \"l2_miss\""); 2528f4356947SIdo Schimmel return -EOPNOTSUPP; 2529f4356947SIdo Schimmel } 2530f4356947SIdo Schimmel 2531e3e0f9b2Swenxu if (!match.mask->ingress_ifindex) 2532e3e0f9b2Swenxu return 0; 2533e3e0f9b2Swenxu 25346d65bc64Swenxu if (match.mask->ingress_ifindex != 0xFFFFFFFF) { 25356d65bc64Swenxu NL_SET_ERR_MSG_MOD(extack, "Unsupported ingress ifindex mask"); 2536a683012aSPablo Neira Ayuso return -EOPNOTSUPP; 25376d65bc64Swenxu } 25386d65bc64Swenxu 25396d65bc64Swenxu ingress_dev = __dev_get_by_index(dev_net(filter_dev), 25406d65bc64Swenxu match.key->ingress_ifindex); 25416d65bc64Swenxu if (!ingress_dev) { 25426d65bc64Swenxu NL_SET_ERR_MSG_MOD(extack, 25436d65bc64Swenxu "Can't find the ingress port to match on"); 2544a683012aSPablo Neira Ayuso return -ENOENT; 25456d65bc64Swenxu } 25466d65bc64Swenxu 25476d65bc64Swenxu if (ingress_dev != filter_dev) { 25486d65bc64Swenxu NL_SET_ERR_MSG_MOD(extack, 25496d65bc64Swenxu "Can't match on the ingress filter port"); 2550a683012aSPablo Neira Ayuso return -EOPNOTSUPP; 25516d65bc64Swenxu } 25526d65bc64Swenxu 25536d65bc64Swenxu return 0; 25546d65bc64Swenxu } 25556d65bc64Swenxu 255672046a91SEli Cohen static bool skip_key_basic(struct net_device *filter_dev, 255772046a91SEli Cohen struct flow_cls_offload *f) 255872046a91SEli Cohen { 255972046a91SEli Cohen /* When doing mpls over udp decap, the user needs to provide 256072046a91SEli Cohen * MPLS_UC as the protocol in order to be able to match on mpls 256172046a91SEli Cohen * label fields. However, the actual ethertype is IP so we want to 256272046a91SEli Cohen * avoid matching on this, otherwise we'll fail the match. 256372046a91SEli Cohen */ 256472046a91SEli Cohen if (netif_is_bareudp(filter_dev) && f->common.chain_index == 0) 256572046a91SEli Cohen return true; 256672046a91SEli Cohen 256772046a91SEli Cohen return false; 256872046a91SEli Cohen } 256972046a91SEli Cohen 2570de0af0bfSRoi Dayan static int __parse_cls_flower(struct mlx5e_priv *priv, 25710a7fcb78SPaul Blakey struct mlx5e_tc_flow *flow, 2572de0af0bfSRoi Dayan struct mlx5_flow_spec *spec, 2573f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 257454c177caSOz Shlomo struct net_device *filter_dev, 257593b3586eSHuy Nguyen u8 *inner_match_level, u8 *outer_match_level) 2576e3a2b7edSAmir Vadai { 2577e98bedf5SEli Britstein struct netlink_ext_ack *extack = f->common.extack; 2578c5bb1730SMaor Gottlieb void *headers_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 2579c5bb1730SMaor Gottlieb outer_headers); 2580c5bb1730SMaor Gottlieb void *headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, 2581c5bb1730SMaor Gottlieb outer_headers); 2582699e96ddSJianbo Liu void *misc_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 2583699e96ddSJianbo Liu misc_parameters); 2584699e96ddSJianbo Liu void *misc_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, 2585699e96ddSJianbo Liu misc_parameters); 2586a3222a2dSMaor Dickman void *misc_c_3 = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 2587a3222a2dSMaor Dickman misc_parameters_3); 2588a3222a2dSMaor Dickman void *misc_v_3 = MLX5_ADDR_OF(fte_match_param, spec->match_value, 2589a3222a2dSMaor Dickman misc_parameters_3); 2590f9e30088SPablo Neira Ayuso struct flow_rule *rule = flow_cls_offload_flow_rule(f); 25918f256622SPablo Neira Ayuso struct flow_dissector *dissector = rule->match.dissector; 2592afe93f71SRoi Dayan enum fs_flow_table_type fs_type; 2593b6dfff21SPaul Blakey bool match_inner_ecn = true; 2594e3a2b7edSAmir Vadai u16 addr_type = 0; 2595e3a2b7edSAmir Vadai u8 ip_proto = 0; 259693b3586eSHuy Nguyen u8 *match_level; 25976d65bc64Swenxu int err; 2598e3a2b7edSAmir Vadai 2599afe93f71SRoi Dayan fs_type = mlx5e_is_eswitch_flow(flow) ? FS_FT_FDB : FS_FT_NIC_RX; 260093b3586eSHuy Nguyen match_level = outer_match_level; 2601de0af0bfSRoi Dayan 26028f256622SPablo Neira Ayuso if (dissector->used_keys & 26032b3082c6SRatheesh Kannoth ~(BIT_ULL(FLOW_DISSECTOR_KEY_META) | 26042b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_CONTROL) | 26052b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_BASIC) | 26062b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_ETH_ADDRS) | 26072b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_VLAN) | 26082b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_CVLAN) | 26092b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_IPV4_ADDRS) | 26102b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_IPV6_ADDRS) | 26112b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_PORTS) | 26122b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_ENC_KEYID) | 26132b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS) | 26142b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_ENC_IPV6_ADDRS) | 26152b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_ENC_PORTS) | 26162b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_ENC_CONTROL) | 26172b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_TCP) | 26182b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_IP) | 26192b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_CT) | 26202b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_ENC_IP) | 26212b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_ENC_OPTS) | 26222b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_ICMP) | 26232b3082c6SRatheesh Kannoth BIT_ULL(FLOW_DISSECTOR_KEY_MPLS))) { 2624e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, "Unsupported key"); 26252b3082c6SRatheesh Kannoth netdev_dbg(priv->netdev, "Unsupported key used: 0x%llx\n", 26268f256622SPablo Neira Ayuso dissector->used_keys); 2627e3a2b7edSAmir Vadai return -EOPNOTSUPP; 2628e3a2b7edSAmir Vadai } 2629e3a2b7edSAmir Vadai 2630075973c7SVlad Buslov if (mlx5e_get_tc_tun(filter_dev)) { 26310a7fcb78SPaul Blakey bool match_inner = false; 2632bbd00f7eSHadar Hen Zion 26330a7fcb78SPaul Blakey err = parse_tunnel_attr(priv, flow, spec, f, filter_dev, 26340a7fcb78SPaul Blakey outer_match_level, &match_inner); 26350a7fcb78SPaul Blakey if (err) 26360a7fcb78SPaul Blakey return err; 26370a7fcb78SPaul Blakey 26380a7fcb78SPaul Blakey if (match_inner) { 26390a7fcb78SPaul Blakey /* header pointers should point to the inner headers 26400a7fcb78SPaul Blakey * if the packet was decapsulated already. 26410a7fcb78SPaul Blakey * outer headers are set by parse_tunnel_attr. 2642bbd00f7eSHadar Hen Zion */ 264393b3586eSHuy Nguyen match_level = inner_match_level; 26440a7fcb78SPaul Blakey headers_c = get_match_inner_headers_criteria(spec); 26450a7fcb78SPaul Blakey headers_v = get_match_inner_headers_value(spec); 26460a7fcb78SPaul Blakey } 2647b6dfff21SPaul Blakey 2648b6dfff21SPaul Blakey err = mlx5e_tc_verify_tunnel_ecn(priv, f, &match_inner_ecn); 2649b6dfff21SPaul Blakey if (err) 2650b6dfff21SPaul Blakey return err; 2651bbd00f7eSHadar Hen Zion } 2652bbd00f7eSHadar Hen Zion 26536d65bc64Swenxu err = mlx5e_flower_parse_meta(filter_dev, f); 26546d65bc64Swenxu if (err) 26556d65bc64Swenxu return err; 26566d65bc64Swenxu 265772046a91SEli Cohen if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_BASIC) && 265872046a91SEli Cohen !skip_key_basic(filter_dev, f)) { 26598f256622SPablo Neira Ayuso struct flow_match_basic match; 2660e3a2b7edSAmir Vadai 26618f256622SPablo Neira Ayuso flow_rule_match_basic(rule, &match); 2662fca53304SEli Britstein mlx5e_tc_set_ethertype(priv->mdev, &match, 2663fca53304SEli Britstein match_level == outer_match_level, 2664fca53304SEli Britstein headers_c, headers_v); 26658f256622SPablo Neira Ayuso 26668f256622SPablo Neira Ayuso if (match.mask->n_proto) 2667d708f902SOr Gerlitz *match_level = MLX5_MATCH_L2; 2668e3a2b7edSAmir Vadai } 266935a605dbSEli Britstein if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_VLAN) || 267035a605dbSEli Britstein is_vlan_dev(filter_dev)) { 267135a605dbSEli Britstein struct flow_dissector_key_vlan filter_dev_mask; 267235a605dbSEli Britstein struct flow_dissector_key_vlan filter_dev_key; 26738f256622SPablo Neira Ayuso struct flow_match_vlan match; 26748f256622SPablo Neira Ayuso 267535a605dbSEli Britstein if (is_vlan_dev(filter_dev)) { 267635a605dbSEli Britstein match.key = &filter_dev_key; 267735a605dbSEli Britstein match.key->vlan_id = vlan_dev_vlan_id(filter_dev); 267835a605dbSEli Britstein match.key->vlan_tpid = vlan_dev_vlan_proto(filter_dev); 267935a605dbSEli Britstein match.key->vlan_priority = 0; 268035a605dbSEli Britstein match.mask = &filter_dev_mask; 268135a605dbSEli Britstein memset(match.mask, 0xff, sizeof(*match.mask)); 268235a605dbSEli Britstein match.mask->vlan_priority = 0; 268335a605dbSEli Britstein } else { 26848f256622SPablo Neira Ayuso flow_rule_match_vlan(rule, &match); 268535a605dbSEli Britstein } 26868f256622SPablo Neira Ayuso if (match.mask->vlan_id || 26878f256622SPablo Neira Ayuso match.mask->vlan_priority || 26888f256622SPablo Neira Ayuso match.mask->vlan_tpid) { 26898f256622SPablo Neira Ayuso if (match.key->vlan_tpid == htons(ETH_P_8021AD)) { 2690699e96ddSJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_c, 2691699e96ddSJianbo Liu svlan_tag, 1); 2692699e96ddSJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_v, 2693699e96ddSJianbo Liu svlan_tag, 1); 2694699e96ddSJianbo Liu } else { 2695699e96ddSJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_c, 2696699e96ddSJianbo Liu cvlan_tag, 1); 2697699e96ddSJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_v, 2698699e96ddSJianbo Liu cvlan_tag, 1); 2699699e96ddSJianbo Liu } 2700095b6cfdSOr Gerlitz 27018f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_vid, 27028f256622SPablo Neira Ayuso match.mask->vlan_id); 27038f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_vid, 27048f256622SPablo Neira Ayuso match.key->vlan_id); 2705358d79a4SOr Gerlitz 27068f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_prio, 27078f256622SPablo Neira Ayuso match.mask->vlan_priority); 27088f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_prio, 27098f256622SPablo Neira Ayuso match.key->vlan_priority); 271054782900SOr Gerlitz 2711d708f902SOr Gerlitz *match_level = MLX5_MATCH_L2; 2712ada09af9SVlad Buslov 2713ada09af9SVlad Buslov if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CVLAN) && 2714ada09af9SVlad Buslov match.mask->vlan_eth_type && 2715ada09af9SVlad Buslov MLX5_CAP_FLOWTABLE_TYPE(priv->mdev, 2716ada09af9SVlad Buslov ft_field_support.outer_second_vid, 2717ada09af9SVlad Buslov fs_type)) { 2718ada09af9SVlad Buslov MLX5_SET(fte_match_set_misc, misc_c, 2719ada09af9SVlad Buslov outer_second_cvlan_tag, 1); 2720ada09af9SVlad Buslov spec->match_criteria_enable |= 2721ada09af9SVlad Buslov MLX5_MATCH_MISC_PARAMETERS; 2722ada09af9SVlad Buslov } 2723095b6cfdSOr Gerlitz } 2724d3a80bb5SOr Gerlitz } else if (*match_level != MLX5_MATCH_NONE) { 2725fc603294SMark Bloch /* cvlan_tag enabled in match criteria and 2726fc603294SMark Bloch * disabled in match value means both S & C tags 2727fc603294SMark Bloch * don't exist (untagged of both) 2728fc603294SMark Bloch */ 2729cee26487SJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_c, cvlan_tag, 1); 2730d3a80bb5SOr Gerlitz *match_level = MLX5_MATCH_L2; 2731095b6cfdSOr Gerlitz } 2732095b6cfdSOr Gerlitz 27338f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CVLAN)) { 27348f256622SPablo Neira Ayuso struct flow_match_vlan match; 27358f256622SPablo Neira Ayuso 273612d5cbf8SJianbo Liu flow_rule_match_cvlan(rule, &match); 27378f256622SPablo Neira Ayuso if (match.mask->vlan_id || 27388f256622SPablo Neira Ayuso match.mask->vlan_priority || 27398f256622SPablo Neira Ayuso match.mask->vlan_tpid) { 2740afe93f71SRoi Dayan if (!MLX5_CAP_FLOWTABLE_TYPE(priv->mdev, ft_field_support.outer_second_vid, 2741afe93f71SRoi Dayan fs_type)) { 2742afe93f71SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 2743afe93f71SRoi Dayan "Matching on CVLAN is not supported"); 2744afe93f71SRoi Dayan return -EOPNOTSUPP; 2745afe93f71SRoi Dayan } 2746afe93f71SRoi Dayan 27478f256622SPablo Neira Ayuso if (match.key->vlan_tpid == htons(ETH_P_8021AD)) { 2748699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_c, 2749699e96ddSJianbo Liu outer_second_svlan_tag, 1); 2750699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_v, 2751699e96ddSJianbo Liu outer_second_svlan_tag, 1); 2752699e96ddSJianbo Liu } else { 2753699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_c, 2754699e96ddSJianbo Liu outer_second_cvlan_tag, 1); 2755699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_v, 2756699e96ddSJianbo Liu outer_second_cvlan_tag, 1); 2757699e96ddSJianbo Liu } 2758699e96ddSJianbo Liu 2759699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_c, outer_second_vid, 27608f256622SPablo Neira Ayuso match.mask->vlan_id); 2761699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_v, outer_second_vid, 27628f256622SPablo Neira Ayuso match.key->vlan_id); 2763699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_c, outer_second_prio, 27648f256622SPablo Neira Ayuso match.mask->vlan_priority); 2765699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_v, outer_second_prio, 27668f256622SPablo Neira Ayuso match.key->vlan_priority); 2767699e96ddSJianbo Liu 2768699e96ddSJianbo Liu *match_level = MLX5_MATCH_L2; 27690faddfe6SJianbo Liu spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS; 2770699e96ddSJianbo Liu } 2771699e96ddSJianbo Liu } 2772699e96ddSJianbo Liu 27738f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ETH_ADDRS)) { 27748f256622SPablo Neira Ayuso struct flow_match_eth_addrs match; 277554782900SOr Gerlitz 27768f256622SPablo Neira Ayuso flow_rule_match_eth_addrs(rule, &match); 2777d3a80bb5SOr Gerlitz ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2778d3a80bb5SOr Gerlitz dmac_47_16), 27798f256622SPablo Neira Ayuso match.mask->dst); 2780d3a80bb5SOr Gerlitz ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2781d3a80bb5SOr Gerlitz dmac_47_16), 27828f256622SPablo Neira Ayuso match.key->dst); 2783d3a80bb5SOr Gerlitz 2784d3a80bb5SOr Gerlitz ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2785d3a80bb5SOr Gerlitz smac_47_16), 27868f256622SPablo Neira Ayuso match.mask->src); 2787d3a80bb5SOr Gerlitz ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2788d3a80bb5SOr Gerlitz smac_47_16), 27898f256622SPablo Neira Ayuso match.key->src); 2790d3a80bb5SOr Gerlitz 27918f256622SPablo Neira Ayuso if (!is_zero_ether_addr(match.mask->src) || 27928f256622SPablo Neira Ayuso !is_zero_ether_addr(match.mask->dst)) 2793d708f902SOr Gerlitz *match_level = MLX5_MATCH_L2; 279454782900SOr Gerlitz } 279554782900SOr Gerlitz 27968f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CONTROL)) { 27978f256622SPablo Neira Ayuso struct flow_match_control match; 279854782900SOr Gerlitz 27998f256622SPablo Neira Ayuso flow_rule_match_control(rule, &match); 28008f256622SPablo Neira Ayuso addr_type = match.key->addr_type; 280154782900SOr Gerlitz 280254782900SOr Gerlitz /* the HW doesn't support frag first/later */ 28030885ae1aSAbhiram R N if (match.mask->flags & FLOW_DIS_FIRST_FRAG) { 28040885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, "Match on frag first/later is not supported"); 280554782900SOr Gerlitz return -EOPNOTSUPP; 28060885ae1aSAbhiram R N } 280754782900SOr Gerlitz 28088f256622SPablo Neira Ayuso if (match.mask->flags & FLOW_DIS_IS_FRAGMENT) { 280954782900SOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_c, frag, 1); 281054782900SOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag, 28118f256622SPablo Neira Ayuso match.key->flags & FLOW_DIS_IS_FRAGMENT); 281254782900SOr Gerlitz 281354782900SOr Gerlitz /* the HW doesn't need L3 inline to match on frag=no */ 28148f256622SPablo Neira Ayuso if (!(match.key->flags & FLOW_DIS_IS_FRAGMENT)) 281583621b7dSOr Gerlitz *match_level = MLX5_MATCH_L2; 281654782900SOr Gerlitz /* *** L2 attributes parsing up to here *** */ 281754782900SOr Gerlitz else 281883621b7dSOr Gerlitz *match_level = MLX5_MATCH_L3; 281954782900SOr Gerlitz } 282054782900SOr Gerlitz } 282154782900SOr Gerlitz 28228f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_BASIC)) { 28238f256622SPablo Neira Ayuso struct flow_match_basic match; 28248f256622SPablo Neira Ayuso 28258f256622SPablo Neira Ayuso flow_rule_match_basic(rule, &match); 28268f256622SPablo Neira Ayuso ip_proto = match.key->ip_proto; 282754782900SOr Gerlitz 282854782900SOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_protocol, 28298f256622SPablo Neira Ayuso match.mask->ip_proto); 283054782900SOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, 28318f256622SPablo Neira Ayuso match.key->ip_proto); 283254782900SOr Gerlitz 28338f256622SPablo Neira Ayuso if (match.mask->ip_proto) 2834d708f902SOr Gerlitz *match_level = MLX5_MATCH_L3; 283554782900SOr Gerlitz } 283654782900SOr Gerlitz 2837e3a2b7edSAmir Vadai if (addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) { 28388f256622SPablo Neira Ayuso struct flow_match_ipv4_addrs match; 2839e3a2b7edSAmir Vadai 28408f256622SPablo Neira Ayuso flow_rule_match_ipv4_addrs(rule, &match); 2841e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2842e3a2b7edSAmir Vadai src_ipv4_src_ipv6.ipv4_layout.ipv4), 28438f256622SPablo Neira Ayuso &match.mask->src, sizeof(match.mask->src)); 2844e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2845e3a2b7edSAmir Vadai src_ipv4_src_ipv6.ipv4_layout.ipv4), 28468f256622SPablo Neira Ayuso &match.key->src, sizeof(match.key->src)); 2847e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2848e3a2b7edSAmir Vadai dst_ipv4_dst_ipv6.ipv4_layout.ipv4), 28498f256622SPablo Neira Ayuso &match.mask->dst, sizeof(match.mask->dst)); 2850e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2851e3a2b7edSAmir Vadai dst_ipv4_dst_ipv6.ipv4_layout.ipv4), 28528f256622SPablo Neira Ayuso &match.key->dst, sizeof(match.key->dst)); 2853de0af0bfSRoi Dayan 28548f256622SPablo Neira Ayuso if (match.mask->src || match.mask->dst) 2855d708f902SOr Gerlitz *match_level = MLX5_MATCH_L3; 2856e3a2b7edSAmir Vadai } 2857e3a2b7edSAmir Vadai 2858e3a2b7edSAmir Vadai if (addr_type == FLOW_DISSECTOR_KEY_IPV6_ADDRS) { 28598f256622SPablo Neira Ayuso struct flow_match_ipv6_addrs match; 2860e3a2b7edSAmir Vadai 28618f256622SPablo Neira Ayuso flow_rule_match_ipv6_addrs(rule, &match); 2862e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2863e3a2b7edSAmir Vadai src_ipv4_src_ipv6.ipv6_layout.ipv6), 28648f256622SPablo Neira Ayuso &match.mask->src, sizeof(match.mask->src)); 2865e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2866e3a2b7edSAmir Vadai src_ipv4_src_ipv6.ipv6_layout.ipv6), 28678f256622SPablo Neira Ayuso &match.key->src, sizeof(match.key->src)); 2868e3a2b7edSAmir Vadai 2869e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2870e3a2b7edSAmir Vadai dst_ipv4_dst_ipv6.ipv6_layout.ipv6), 28718f256622SPablo Neira Ayuso &match.mask->dst, sizeof(match.mask->dst)); 2872e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2873e3a2b7edSAmir Vadai dst_ipv4_dst_ipv6.ipv6_layout.ipv6), 28748f256622SPablo Neira Ayuso &match.key->dst, sizeof(match.key->dst)); 2875de0af0bfSRoi Dayan 28768f256622SPablo Neira Ayuso if (ipv6_addr_type(&match.mask->src) != IPV6_ADDR_ANY || 28778f256622SPablo Neira Ayuso ipv6_addr_type(&match.mask->dst) != IPV6_ADDR_ANY) 2878d708f902SOr Gerlitz *match_level = MLX5_MATCH_L3; 2879e3a2b7edSAmir Vadai } 2880e3a2b7edSAmir Vadai 28818f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_IP)) { 28828f256622SPablo Neira Ayuso struct flow_match_ip match; 28831f97a526SOr Gerlitz 28848f256622SPablo Neira Ayuso flow_rule_match_ip(rule, &match); 2885b6dfff21SPaul Blakey if (match_inner_ecn) { 28868f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_ecn, 28878f256622SPablo Neira Ayuso match.mask->tos & 0x3); 28888f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_ecn, 28898f256622SPablo Neira Ayuso match.key->tos & 0x3); 2890b6dfff21SPaul Blakey } 28911f97a526SOr Gerlitz 28928f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_dscp, 28938f256622SPablo Neira Ayuso match.mask->tos >> 2); 28948f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_dscp, 28958f256622SPablo Neira Ayuso match.key->tos >> 2); 28961f97a526SOr Gerlitz 28978f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, ttl_hoplimit, 28988f256622SPablo Neira Ayuso match.mask->ttl); 28998f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, ttl_hoplimit, 29008f256622SPablo Neira Ayuso match.key->ttl); 29011f97a526SOr Gerlitz 29028f256622SPablo Neira Ayuso if (match.mask->ttl && 2903a8ade55fSOr Gerlitz !MLX5_CAP_ESW_FLOWTABLE_FDB(priv->mdev, 2904e98bedf5SEli Britstein ft_field_support.outer_ipv4_ttl)) { 2905e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 2906e98bedf5SEli Britstein "Matching on TTL is not supported"); 29071f97a526SOr Gerlitz return -EOPNOTSUPP; 2908e98bedf5SEli Britstein } 2909a8ade55fSOr Gerlitz 29108f256622SPablo Neira Ayuso if (match.mask->tos || match.mask->ttl) 2911d708f902SOr Gerlitz *match_level = MLX5_MATCH_L3; 29121f97a526SOr Gerlitz } 29131f97a526SOr Gerlitz 291454782900SOr Gerlitz /* *** L3 attributes parsing up to here *** */ 291554782900SOr Gerlitz 29168f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_PORTS)) { 29178f256622SPablo Neira Ayuso struct flow_match_ports match; 29188f256622SPablo Neira Ayuso 29198f256622SPablo Neira Ayuso flow_rule_match_ports(rule, &match); 2920e3a2b7edSAmir Vadai switch (ip_proto) { 2921e3a2b7edSAmir Vadai case IPPROTO_TCP: 2922e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_c, 29238f256622SPablo Neira Ayuso tcp_sport, ntohs(match.mask->src)); 2924e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_v, 29258f256622SPablo Neira Ayuso tcp_sport, ntohs(match.key->src)); 2926e3a2b7edSAmir Vadai 2927e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_c, 29288f256622SPablo Neira Ayuso tcp_dport, ntohs(match.mask->dst)); 2929e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_v, 29308f256622SPablo Neira Ayuso tcp_dport, ntohs(match.key->dst)); 2931e3a2b7edSAmir Vadai break; 2932e3a2b7edSAmir Vadai 2933e3a2b7edSAmir Vadai case IPPROTO_UDP: 2934e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_c, 29358f256622SPablo Neira Ayuso udp_sport, ntohs(match.mask->src)); 2936e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_v, 29378f256622SPablo Neira Ayuso udp_sport, ntohs(match.key->src)); 2938e3a2b7edSAmir Vadai 2939e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_c, 29408f256622SPablo Neira Ayuso udp_dport, ntohs(match.mask->dst)); 2941e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_v, 29428f256622SPablo Neira Ayuso udp_dport, ntohs(match.key->dst)); 2943e3a2b7edSAmir Vadai break; 2944e3a2b7edSAmir Vadai default: 2945e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 2946e98bedf5SEli Britstein "Only UDP and TCP transports are supported for L4 matching"); 2947e3a2b7edSAmir Vadai netdev_err(priv->netdev, 2948e3a2b7edSAmir Vadai "Only UDP and TCP transport are supported\n"); 2949e3a2b7edSAmir Vadai return -EINVAL; 2950e3a2b7edSAmir Vadai } 2951de0af0bfSRoi Dayan 29528f256622SPablo Neira Ayuso if (match.mask->src || match.mask->dst) 2953d708f902SOr Gerlitz *match_level = MLX5_MATCH_L4; 2954e3a2b7edSAmir Vadai } 2955e3a2b7edSAmir Vadai 29568f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_TCP)) { 29578f256622SPablo Neira Ayuso struct flow_match_tcp match; 2958e77834ecSOr Gerlitz 29598f256622SPablo Neira Ayuso flow_rule_match_tcp(rule, &match); 2960e77834ecSOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_c, tcp_flags, 29618f256622SPablo Neira Ayuso ntohs(match.mask->flags)); 2962e77834ecSOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_v, tcp_flags, 29638f256622SPablo Neira Ayuso ntohs(match.key->flags)); 2964e77834ecSOr Gerlitz 29658f256622SPablo Neira Ayuso if (match.mask->flags) 2966d708f902SOr Gerlitz *match_level = MLX5_MATCH_L4; 2967e77834ecSOr Gerlitz } 2968a3222a2dSMaor Dickman if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ICMP)) { 2969a3222a2dSMaor Dickman struct flow_match_icmp match; 2970e77834ecSOr Gerlitz 2971a3222a2dSMaor Dickman flow_rule_match_icmp(rule, &match); 2972a3222a2dSMaor Dickman switch (ip_proto) { 2973a3222a2dSMaor Dickman case IPPROTO_ICMP: 2974a3222a2dSMaor Dickman if (!(MLX5_CAP_GEN(priv->mdev, flex_parser_protocols) & 29750885ae1aSAbhiram R N MLX5_FLEX_PROTO_ICMP)) { 29760885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, 29770885ae1aSAbhiram R N "Match on Flex protocols for ICMP is not supported"); 2978a3222a2dSMaor Dickman return -EOPNOTSUPP; 29790885ae1aSAbhiram R N } 2980a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_c_3, icmp_type, 2981a3222a2dSMaor Dickman match.mask->type); 2982a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_v_3, icmp_type, 2983a3222a2dSMaor Dickman match.key->type); 2984a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_c_3, icmp_code, 2985a3222a2dSMaor Dickman match.mask->code); 2986a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_v_3, icmp_code, 2987a3222a2dSMaor Dickman match.key->code); 2988a3222a2dSMaor Dickman break; 2989a3222a2dSMaor Dickman case IPPROTO_ICMPV6: 2990a3222a2dSMaor Dickman if (!(MLX5_CAP_GEN(priv->mdev, flex_parser_protocols) & 29910885ae1aSAbhiram R N MLX5_FLEX_PROTO_ICMPV6)) { 29920885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, 29930885ae1aSAbhiram R N "Match on Flex protocols for ICMPV6 is not supported"); 2994a3222a2dSMaor Dickman return -EOPNOTSUPP; 29950885ae1aSAbhiram R N } 2996a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_c_3, icmpv6_type, 2997a3222a2dSMaor Dickman match.mask->type); 2998a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_v_3, icmpv6_type, 2999a3222a2dSMaor Dickman match.key->type); 3000a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_c_3, icmpv6_code, 3001a3222a2dSMaor Dickman match.mask->code); 3002a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_v_3, icmpv6_code, 3003a3222a2dSMaor Dickman match.key->code); 3004a3222a2dSMaor Dickman break; 3005a3222a2dSMaor Dickman default: 3006a3222a2dSMaor Dickman NL_SET_ERR_MSG_MOD(extack, 3007a3222a2dSMaor Dickman "Code and type matching only with ICMP and ICMPv6"); 3008a3222a2dSMaor Dickman netdev_err(priv->netdev, 3009a3222a2dSMaor Dickman "Code and type matching only with ICMP and ICMPv6\n"); 3010a3222a2dSMaor Dickman return -EINVAL; 3011a3222a2dSMaor Dickman } 3012a3222a2dSMaor Dickman if (match.mask->code || match.mask->type) { 3013a3222a2dSMaor Dickman *match_level = MLX5_MATCH_L4; 3014a3222a2dSMaor Dickman spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS_3; 3015a3222a2dSMaor Dickman } 3016a3222a2dSMaor Dickman } 301739c538d6SCai Huoqing /* Currently supported only for MPLS over UDP */ 30187d6c86e3SAlaa Hleihel if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_MPLS) && 30197d6c86e3SAlaa Hleihel !netif_is_bareudp(filter_dev)) { 30207d6c86e3SAlaa Hleihel NL_SET_ERR_MSG_MOD(extack, 30217d6c86e3SAlaa Hleihel "Matching on MPLS is supported only for MPLS over UDP"); 30227d6c86e3SAlaa Hleihel netdev_err(priv->netdev, 30237d6c86e3SAlaa Hleihel "Matching on MPLS is supported only for MPLS over UDP\n"); 30247d6c86e3SAlaa Hleihel return -EOPNOTSUPP; 30257d6c86e3SAlaa Hleihel } 30267d6c86e3SAlaa Hleihel 3027e3a2b7edSAmir Vadai return 0; 3028e3a2b7edSAmir Vadai } 3029e3a2b7edSAmir Vadai 3030de0af0bfSRoi Dayan static int parse_cls_flower(struct mlx5e_priv *priv, 303165ba8fb7SOr Gerlitz struct mlx5e_tc_flow *flow, 3032de0af0bfSRoi Dayan struct mlx5_flow_spec *spec, 3033f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 303454c177caSOz Shlomo struct net_device *filter_dev) 3035de0af0bfSRoi Dayan { 303693b3586eSHuy Nguyen u8 inner_match_level, outer_match_level, non_tunnel_match_level; 3037e98bedf5SEli Britstein struct netlink_ext_ack *extack = f->common.extack; 3038de0af0bfSRoi Dayan struct mlx5_core_dev *dev = priv->mdev; 3039de0af0bfSRoi Dayan struct mlx5_eswitch *esw = dev->priv.eswitch; 30401d447a39SSaeed Mahameed struct mlx5e_rep_priv *rpriv = priv->ppriv; 30411d447a39SSaeed Mahameed struct mlx5_eswitch_rep *rep; 3042226f2ca3SVlad Buslov bool is_eswitch_flow; 3043de0af0bfSRoi Dayan int err; 3044de0af0bfSRoi Dayan 304593b3586eSHuy Nguyen inner_match_level = MLX5_MATCH_NONE; 304693b3586eSHuy Nguyen outer_match_level = MLX5_MATCH_NONE; 304793b3586eSHuy Nguyen 30480a7fcb78SPaul Blakey err = __parse_cls_flower(priv, flow, spec, f, filter_dev, 30490a7fcb78SPaul Blakey &inner_match_level, &outer_match_level); 305093b3586eSHuy Nguyen non_tunnel_match_level = (inner_match_level == MLX5_MATCH_NONE) ? 305193b3586eSHuy Nguyen outer_match_level : inner_match_level; 3052de0af0bfSRoi Dayan 3053226f2ca3SVlad Buslov is_eswitch_flow = mlx5e_is_eswitch_flow(flow); 3054226f2ca3SVlad Buslov if (!err && is_eswitch_flow) { 30551d447a39SSaeed Mahameed rep = rpriv->rep; 3056b05af6aaSBodong Wang if (rep->vport != MLX5_VPORT_UPLINK && 30571d447a39SSaeed Mahameed (esw->offloads.inline_mode != MLX5_INLINE_MODE_NONE && 305893b3586eSHuy Nguyen esw->offloads.inline_mode < non_tunnel_match_level)) { 3059e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 3060e98bedf5SEli Britstein "Flow is not offloaded due to min inline setting"); 3061de0af0bfSRoi Dayan netdev_warn(priv->netdev, 3062de0af0bfSRoi Dayan "Flow is not offloaded due to min inline setting, required %d actual %d\n", 306393b3586eSHuy Nguyen non_tunnel_match_level, esw->offloads.inline_mode); 3064de0af0bfSRoi Dayan return -EOPNOTSUPP; 3065de0af0bfSRoi Dayan } 3066de0af0bfSRoi Dayan } 3067de0af0bfSRoi Dayan 3068c620b772SAriel Levkovich flow->attr->inner_match_level = inner_match_level; 3069c620b772SAriel Levkovich flow->attr->outer_match_level = outer_match_level; 3070c620b772SAriel Levkovich 307138aa51c1SOr Gerlitz 3072de0af0bfSRoi Dayan return err; 3073de0af0bfSRoi Dayan } 3074de0af0bfSRoi Dayan 3075d79b6df6SOr Gerlitz struct mlx5_fields { 3076d79b6df6SOr Gerlitz u8 field; 307788f30bbcSDmytro Linkin u8 field_bsize; 307888f30bbcSDmytro Linkin u32 field_mask; 3079d79b6df6SOr Gerlitz u32 offset; 308027c11b6bSEli Britstein u32 match_offset; 3081d79b6df6SOr Gerlitz }; 3082d79b6df6SOr Gerlitz 308388f30bbcSDmytro Linkin #define OFFLOAD(fw_field, field_bsize, field_mask, field, off, match_field) \ 308488f30bbcSDmytro Linkin {MLX5_ACTION_IN_FIELD_OUT_ ## fw_field, field_bsize, field_mask, \ 308527c11b6bSEli Britstein offsetof(struct pedit_headers, field) + (off), \ 308627c11b6bSEli Britstein MLX5_BYTE_OFF(fte_match_set_lyr_2_4, match_field)} 308727c11b6bSEli Britstein 30882ef86872SEli Britstein /* masked values are the same and there are no rewrites that do not have a 30892ef86872SEli Britstein * match. 30902ef86872SEli Britstein */ 30912ef86872SEli Britstein #define SAME_VAL_MASK(type, valp, maskp, matchvalp, matchmaskp) ({ \ 30922ef86872SEli Britstein type matchmaskx = *(type *)(matchmaskp); \ 30932ef86872SEli Britstein type matchvalx = *(type *)(matchvalp); \ 30942ef86872SEli Britstein type maskx = *(type *)(maskp); \ 30952ef86872SEli Britstein type valx = *(type *)(valp); \ 30962ef86872SEli Britstein \ 30972ef86872SEli Britstein (valx & maskx) == (matchvalx & matchmaskx) && !(maskx & (maskx ^ \ 30982ef86872SEli Britstein matchmaskx)); \ 30992ef86872SEli Britstein }) 31002ef86872SEli Britstein 310127c11b6bSEli Britstein static bool cmp_val_mask(void *valp, void *maskp, void *matchvalp, 310288f30bbcSDmytro Linkin void *matchmaskp, u8 bsize) 310327c11b6bSEli Britstein { 310427c11b6bSEli Britstein bool same = false; 310527c11b6bSEli Britstein 310688f30bbcSDmytro Linkin switch (bsize) { 310788f30bbcSDmytro Linkin case 8: 31082ef86872SEli Britstein same = SAME_VAL_MASK(u8, valp, maskp, matchvalp, matchmaskp); 310927c11b6bSEli Britstein break; 311088f30bbcSDmytro Linkin case 16: 31112ef86872SEli Britstein same = SAME_VAL_MASK(u16, valp, maskp, matchvalp, matchmaskp); 311227c11b6bSEli Britstein break; 311388f30bbcSDmytro Linkin case 32: 31142ef86872SEli Britstein same = SAME_VAL_MASK(u32, valp, maskp, matchvalp, matchmaskp); 311527c11b6bSEli Britstein break; 311627c11b6bSEli Britstein } 311727c11b6bSEli Britstein 311827c11b6bSEli Britstein return same; 311927c11b6bSEli Britstein } 3120a8e4f0c4SOr Gerlitz 3121d79b6df6SOr Gerlitz static struct mlx5_fields fields[] = { 312288f30bbcSDmytro Linkin OFFLOAD(DMAC_47_16, 32, U32_MAX, eth.h_dest[0], 0, dmac_47_16), 312388f30bbcSDmytro Linkin OFFLOAD(DMAC_15_0, 16, U16_MAX, eth.h_dest[4], 0, dmac_15_0), 312488f30bbcSDmytro Linkin OFFLOAD(SMAC_47_16, 32, U32_MAX, eth.h_source[0], 0, smac_47_16), 312588f30bbcSDmytro Linkin OFFLOAD(SMAC_15_0, 16, U16_MAX, eth.h_source[4], 0, smac_15_0), 312688f30bbcSDmytro Linkin OFFLOAD(ETHERTYPE, 16, U16_MAX, eth.h_proto, 0, ethertype), 312788f30bbcSDmytro Linkin OFFLOAD(FIRST_VID, 16, U16_MAX, vlan.h_vlan_TCI, 0, first_vid), 3128d79b6df6SOr Gerlitz 3129ab9341b5SDmytro Linkin OFFLOAD(IP_DSCP, 8, 0xfc, ip4.tos, 0, ip_dscp), 313088f30bbcSDmytro Linkin OFFLOAD(IP_TTL, 8, U8_MAX, ip4.ttl, 0, ttl_hoplimit), 313188f30bbcSDmytro Linkin OFFLOAD(SIPV4, 32, U32_MAX, ip4.saddr, 0, src_ipv4_src_ipv6.ipv4_layout.ipv4), 313288f30bbcSDmytro Linkin OFFLOAD(DIPV4, 32, U32_MAX, ip4.daddr, 0, dst_ipv4_dst_ipv6.ipv4_layout.ipv4), 3133d79b6df6SOr Gerlitz 313488f30bbcSDmytro Linkin OFFLOAD(SIPV6_127_96, 32, U32_MAX, ip6.saddr.s6_addr32[0], 0, 313527c11b6bSEli Britstein src_ipv4_src_ipv6.ipv6_layout.ipv6[0]), 313688f30bbcSDmytro Linkin OFFLOAD(SIPV6_95_64, 32, U32_MAX, ip6.saddr.s6_addr32[1], 0, 313727c11b6bSEli Britstein src_ipv4_src_ipv6.ipv6_layout.ipv6[4]), 313888f30bbcSDmytro Linkin OFFLOAD(SIPV6_63_32, 32, U32_MAX, ip6.saddr.s6_addr32[2], 0, 313927c11b6bSEli Britstein src_ipv4_src_ipv6.ipv6_layout.ipv6[8]), 314088f30bbcSDmytro Linkin OFFLOAD(SIPV6_31_0, 32, U32_MAX, ip6.saddr.s6_addr32[3], 0, 314127c11b6bSEli Britstein src_ipv4_src_ipv6.ipv6_layout.ipv6[12]), 314288f30bbcSDmytro Linkin OFFLOAD(DIPV6_127_96, 32, U32_MAX, ip6.daddr.s6_addr32[0], 0, 314327c11b6bSEli Britstein dst_ipv4_dst_ipv6.ipv6_layout.ipv6[0]), 314488f30bbcSDmytro Linkin OFFLOAD(DIPV6_95_64, 32, U32_MAX, ip6.daddr.s6_addr32[1], 0, 314527c11b6bSEli Britstein dst_ipv4_dst_ipv6.ipv6_layout.ipv6[4]), 314688f30bbcSDmytro Linkin OFFLOAD(DIPV6_63_32, 32, U32_MAX, ip6.daddr.s6_addr32[2], 0, 314727c11b6bSEli Britstein dst_ipv4_dst_ipv6.ipv6_layout.ipv6[8]), 314888f30bbcSDmytro Linkin OFFLOAD(DIPV6_31_0, 32, U32_MAX, ip6.daddr.s6_addr32[3], 0, 314927c11b6bSEli Britstein dst_ipv4_dst_ipv6.ipv6_layout.ipv6[12]), 315088f30bbcSDmytro Linkin OFFLOAD(IPV6_HOPLIMIT, 8, U8_MAX, ip6.hop_limit, 0, ttl_hoplimit), 31515091e4aeSVlad Buslov OFFLOAD(IP_DSCP, 16, 0x0fc0, ip6, 0, ip_dscp), 3152d79b6df6SOr Gerlitz 315388f30bbcSDmytro Linkin OFFLOAD(TCP_SPORT, 16, U16_MAX, tcp.source, 0, tcp_sport), 315488f30bbcSDmytro Linkin OFFLOAD(TCP_DPORT, 16, U16_MAX, tcp.dest, 0, tcp_dport), 315588f30bbcSDmytro Linkin /* in linux iphdr tcp_flags is 8 bits long */ 315688f30bbcSDmytro Linkin OFFLOAD(TCP_FLAGS, 8, U8_MAX, tcp.ack_seq, 5, tcp_flags), 3157d79b6df6SOr Gerlitz 315888f30bbcSDmytro Linkin OFFLOAD(UDP_SPORT, 16, U16_MAX, udp.source, 0, udp_sport), 315988f30bbcSDmytro Linkin OFFLOAD(UDP_DPORT, 16, U16_MAX, udp.dest, 0, udp_dport), 3160d79b6df6SOr Gerlitz }; 3161d79b6df6SOr Gerlitz 31625091e4aeSVlad Buslov static u32 mask_field_get(void *mask, struct mlx5_fields *f) 316382198d8bSMaor Dickman { 31645091e4aeSVlad Buslov switch (f->field_bsize) { 31655091e4aeSVlad Buslov case 32: 31665091e4aeSVlad Buslov return be32_to_cpu(*(__be32 *)mask) & f->field_mask; 31675091e4aeSVlad Buslov case 16: 31685091e4aeSVlad Buslov return be16_to_cpu(*(__be16 *)mask) & (u16)f->field_mask; 31695091e4aeSVlad Buslov default: 31705091e4aeSVlad Buslov return *(u8 *)mask & (u8)f->field_mask; 31715091e4aeSVlad Buslov } 317282198d8bSMaor Dickman } 317382198d8bSMaor Dickman 31745091e4aeSVlad Buslov static void mask_field_clear(void *mask, struct mlx5_fields *f) 31755091e4aeSVlad Buslov { 31765091e4aeSVlad Buslov switch (f->field_bsize) { 31775091e4aeSVlad Buslov case 32: 31785091e4aeSVlad Buslov *(__be32 *)mask &= ~cpu_to_be32(f->field_mask); 31795091e4aeSVlad Buslov break; 31805091e4aeSVlad Buslov case 16: 31815091e4aeSVlad Buslov *(__be16 *)mask &= ~cpu_to_be16((u16)f->field_mask); 31825091e4aeSVlad Buslov break; 31835091e4aeSVlad Buslov default: 31845091e4aeSVlad Buslov *(u8 *)mask &= ~(u8)f->field_mask; 31855091e4aeSVlad Buslov break; 31865091e4aeSVlad Buslov } 318782198d8bSMaor Dickman } 318809bf9792SRoi Dayan 31896ae4a6a5SPaul Blakey static int offload_pedit_fields(struct mlx5e_priv *priv, 31906ae4a6a5SPaul Blakey int namespace, 3191e98bedf5SEli Britstein struct mlx5e_tc_flow_parse_attr *parse_attr, 319227c11b6bSEli Britstein u32 *action_flags, 3193e98bedf5SEli Britstein struct netlink_ext_ack *extack) 3194d79b6df6SOr Gerlitz { 3195d79b6df6SOr Gerlitz struct pedit_headers *set_masks, *add_masks, *set_vals, *add_vals; 319609bf9792SRoi Dayan struct pedit_headers_action *hdrs = parse_attr->hdrs; 319788f30bbcSDmytro Linkin void *headers_c, *headers_v, *action, *vals_p; 31986ae4a6a5SPaul Blakey struct mlx5e_tc_mod_hdr_acts *mod_acts; 31995091e4aeSVlad Buslov void *s_masks_p, *a_masks_p; 32002c0e5cf5SPaul Blakey int i, first, last, next_z; 32012c0e5cf5SPaul Blakey struct mlx5_fields *f; 32025091e4aeSVlad Buslov unsigned long mask; 32035091e4aeSVlad Buslov u32 s_mask, a_mask; 320488f30bbcSDmytro Linkin u8 cmd; 320588f30bbcSDmytro Linkin 32066ae4a6a5SPaul Blakey mod_acts = &parse_attr->mod_hdr_acts; 32078ee72638SRoi Dayan headers_c = mlx5e_get_match_headers_criteria(*action_flags, &parse_attr->spec); 32088ee72638SRoi Dayan headers_v = mlx5e_get_match_headers_value(*action_flags, &parse_attr->spec); 3209d79b6df6SOr Gerlitz 321073867881SPablo Neira Ayuso set_masks = &hdrs[0].masks; 321173867881SPablo Neira Ayuso add_masks = &hdrs[1].masks; 321273867881SPablo Neira Ayuso set_vals = &hdrs[0].vals; 321373867881SPablo Neira Ayuso add_vals = &hdrs[1].vals; 3214d79b6df6SOr Gerlitz 3215d79b6df6SOr Gerlitz for (i = 0; i < ARRAY_SIZE(fields); i++) { 321627c11b6bSEli Britstein bool skip; 321727c11b6bSEli Britstein 3218d79b6df6SOr Gerlitz f = &fields[i]; 3219d79b6df6SOr Gerlitz s_masks_p = (void *)set_masks + f->offset; 3220d79b6df6SOr Gerlitz a_masks_p = (void *)add_masks + f->offset; 3221d79b6df6SOr Gerlitz 32225091e4aeSVlad Buslov s_mask = mask_field_get(s_masks_p, f); 32235091e4aeSVlad Buslov a_mask = mask_field_get(a_masks_p, f); 3224d79b6df6SOr Gerlitz 3225d79b6df6SOr Gerlitz if (!s_mask && !a_mask) /* nothing to offload here */ 3226d79b6df6SOr Gerlitz continue; 3227d79b6df6SOr Gerlitz 3228d79b6df6SOr Gerlitz if (s_mask && a_mask) { 3229e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 3230e98bedf5SEli Britstein "can't set and add to the same HW field"); 323161b6a6c3SCai Huoqing netdev_warn(priv->netdev, 323261b6a6c3SCai Huoqing "mlx5: can't set and add to the same HW field (%x)\n", 323361b6a6c3SCai Huoqing f->field); 3234d79b6df6SOr Gerlitz return -EOPNOTSUPP; 3235d79b6df6SOr Gerlitz } 3236d79b6df6SOr Gerlitz 323727c11b6bSEli Britstein skip = false; 3238d79b6df6SOr Gerlitz if (s_mask) { 323927c11b6bSEli Britstein void *match_mask = headers_c + f->match_offset; 324027c11b6bSEli Britstein void *match_val = headers_v + f->match_offset; 324127c11b6bSEli Britstein 3242d79b6df6SOr Gerlitz cmd = MLX5_ACTION_TYPE_SET; 3243d79b6df6SOr Gerlitz mask = s_mask; 3244d79b6df6SOr Gerlitz vals_p = (void *)set_vals + f->offset; 324527c11b6bSEli Britstein /* don't rewrite if we have a match on the same value */ 324627c11b6bSEli Britstein if (cmp_val_mask(vals_p, s_masks_p, match_val, 324788f30bbcSDmytro Linkin match_mask, f->field_bsize)) 324827c11b6bSEli Britstein skip = true; 3249d79b6df6SOr Gerlitz /* clear to denote we consumed this field */ 32505091e4aeSVlad Buslov mask_field_clear(s_masks_p, f); 3251d79b6df6SOr Gerlitz } else { 3252d79b6df6SOr Gerlitz cmd = MLX5_ACTION_TYPE_ADD; 3253d79b6df6SOr Gerlitz mask = a_mask; 3254d79b6df6SOr Gerlitz vals_p = (void *)add_vals + f->offset; 325527c11b6bSEli Britstein /* add 0 is no change */ 32565091e4aeSVlad Buslov if (!mask_field_get(vals_p, f)) 325727c11b6bSEli Britstein skip = true; 3258d79b6df6SOr Gerlitz /* clear to denote we consumed this field */ 32595091e4aeSVlad Buslov mask_field_clear(a_masks_p, f); 3260d79b6df6SOr Gerlitz } 326127c11b6bSEli Britstein if (skip) 326227c11b6bSEli Britstein continue; 3263d79b6df6SOr Gerlitz 326488f30bbcSDmytro Linkin first = find_first_bit(&mask, f->field_bsize); 326588f30bbcSDmytro Linkin next_z = find_next_zero_bit(&mask, f->field_bsize, first); 326688f30bbcSDmytro Linkin last = find_last_bit(&mask, f->field_bsize); 32672b64bebaSOr Gerlitz if (first < next_z && next_z < last) { 3268e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 3269e98bedf5SEli Britstein "rewrite of few sub-fields isn't supported"); 327061b6a6c3SCai Huoqing netdev_warn(priv->netdev, 327161b6a6c3SCai Huoqing "mlx5: rewrite of few sub-fields (mask %lx) isn't offloaded\n", 3272d79b6df6SOr Gerlitz mask); 3273d79b6df6SOr Gerlitz return -EOPNOTSUPP; 3274d79b6df6SOr Gerlitz } 3275d79b6df6SOr Gerlitz 32762c0e5cf5SPaul Blakey action = mlx5e_mod_hdr_alloc(priv->mdev, namespace, mod_acts); 32772c0e5cf5SPaul Blakey if (IS_ERR(action)) { 32786ae4a6a5SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 32796ae4a6a5SPaul Blakey "too many pedit actions, can't offload"); 32806ae4a6a5SPaul Blakey mlx5_core_warn(priv->mdev, 32816ae4a6a5SPaul Blakey "mlx5: parsed %d pedit actions, can't do more\n", 32826ae4a6a5SPaul Blakey mod_acts->num_actions); 32832c0e5cf5SPaul Blakey return PTR_ERR(action); 32846ae4a6a5SPaul Blakey } 32856ae4a6a5SPaul Blakey 3286d79b6df6SOr Gerlitz MLX5_SET(set_action_in, action, action_type, cmd); 3287d79b6df6SOr Gerlitz MLX5_SET(set_action_in, action, field, f->field); 3288d79b6df6SOr Gerlitz 3289d79b6df6SOr Gerlitz if (cmd == MLX5_ACTION_TYPE_SET) { 32905091e4aeSVlad Buslov unsigned long field_mask = f->field_mask; 329188f30bbcSDmytro Linkin int start; 329288f30bbcSDmytro Linkin 329388f30bbcSDmytro Linkin /* if field is bit sized it can start not from first bit */ 329482198d8bSMaor Dickman start = find_first_bit(&field_mask, f->field_bsize); 329588f30bbcSDmytro Linkin 329688f30bbcSDmytro Linkin MLX5_SET(set_action_in, action, offset, first - start); 3297d79b6df6SOr Gerlitz /* length is num of bits to be written, zero means length of 32 */ 32982b64bebaSOr Gerlitz MLX5_SET(set_action_in, action, length, (last - first + 1)); 3299d79b6df6SOr Gerlitz } 3300d79b6df6SOr Gerlitz 330188f30bbcSDmytro Linkin if (f->field_bsize == 32) 33022b64bebaSOr Gerlitz MLX5_SET(set_action_in, action, data, ntohl(*(__be32 *)vals_p) >> first); 330388f30bbcSDmytro Linkin else if (f->field_bsize == 16) 33042b64bebaSOr Gerlitz MLX5_SET(set_action_in, action, data, ntohs(*(__be16 *)vals_p) >> first); 330588f30bbcSDmytro Linkin else if (f->field_bsize == 8) 33062b64bebaSOr Gerlitz MLX5_SET(set_action_in, action, data, *(u8 *)vals_p >> first); 3307d79b6df6SOr Gerlitz 33086ae4a6a5SPaul Blakey ++mod_acts->num_actions; 3309d79b6df6SOr Gerlitz } 3310d79b6df6SOr Gerlitz 3311d79b6df6SOr Gerlitz return 0; 3312d79b6df6SOr Gerlitz } 3313d79b6df6SOr Gerlitz 3314d79b6df6SOr Gerlitz static const struct pedit_headers zero_masks = {}; 3315d79b6df6SOr Gerlitz 3316918ed7bfSRoi Dayan static int verify_offload_pedit_fields(struct mlx5e_priv *priv, 3317c500c86bSPablo Neira Ayuso struct mlx5e_tc_flow_parse_attr *parse_attr, 3318c500c86bSPablo Neira Ayuso struct netlink_ext_ack *extack) 3319c500c86bSPablo Neira Ayuso { 3320c500c86bSPablo Neira Ayuso struct pedit_headers *cmd_masks; 3321c500c86bSPablo Neira Ayuso u8 cmd; 3322c500c86bSPablo Neira Ayuso 3323d79b6df6SOr Gerlitz for (cmd = 0; cmd < __PEDIT_CMD_MAX; cmd++) { 332409bf9792SRoi Dayan cmd_masks = &parse_attr->hdrs[cmd].masks; 3325d79b6df6SOr Gerlitz if (memcmp(cmd_masks, &zero_masks, sizeof(zero_masks))) { 332609bf9792SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "attempt to offload an unsupported field"); 3327b3a433deSOr Gerlitz netdev_warn(priv->netdev, "attempt to offload an unsupported field (cmd %d)\n", cmd); 3328d79b6df6SOr Gerlitz print_hex_dump(KERN_WARNING, "mask: ", DUMP_PREFIX_ADDRESS, 3329d79b6df6SOr Gerlitz 16, 1, cmd_masks, sizeof(zero_masks), true); 3330918ed7bfSRoi Dayan return -EOPNOTSUPP; 3331918ed7bfSRoi Dayan } 3332918ed7bfSRoi Dayan } 3333918ed7bfSRoi Dayan 3334918ed7bfSRoi Dayan return 0; 3335918ed7bfSRoi Dayan } 3336918ed7bfSRoi Dayan 3337918ed7bfSRoi Dayan static int alloc_tc_pedit_action(struct mlx5e_priv *priv, int namespace, 3338918ed7bfSRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr, 3339918ed7bfSRoi Dayan u32 *action_flags, 3340918ed7bfSRoi Dayan struct netlink_ext_ack *extack) 3341918ed7bfSRoi Dayan { 3342918ed7bfSRoi Dayan int err; 3343918ed7bfSRoi Dayan 3344918ed7bfSRoi Dayan err = offload_pedit_fields(priv, namespace, parse_attr, action_flags, extack); 3345918ed7bfSRoi Dayan if (err) 3346d79b6df6SOr Gerlitz goto out_dealloc_parsed_actions; 3347918ed7bfSRoi Dayan 3348918ed7bfSRoi Dayan err = verify_offload_pedit_fields(priv, parse_attr, extack); 3349918ed7bfSRoi Dayan if (err) 3350918ed7bfSRoi Dayan goto out_dealloc_parsed_actions; 3351d79b6df6SOr Gerlitz 3352d79b6df6SOr Gerlitz return 0; 3353d79b6df6SOr Gerlitz 3354d79b6df6SOr Gerlitz out_dealloc_parsed_actions: 33552c0e5cf5SPaul Blakey mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts); 3356d79b6df6SOr Gerlitz return err; 3357d79b6df6SOr Gerlitz } 3358d79b6df6SOr Gerlitz 33598998576bSDmytro Linkin struct ip_ttl_word { 33608998576bSDmytro Linkin __u8 ttl; 33618998576bSDmytro Linkin __u8 protocol; 33628998576bSDmytro Linkin __sum16 check; 33638998576bSDmytro Linkin }; 33648998576bSDmytro Linkin 33658998576bSDmytro Linkin struct ipv6_hoplimit_word { 33668998576bSDmytro Linkin __be16 payload_len; 33678998576bSDmytro Linkin __u8 nexthdr; 33688998576bSDmytro Linkin __u8 hop_limit; 33698998576bSDmytro Linkin }; 33708998576bSDmytro Linkin 33711836d780SRoi Dayan static bool 33725d7cb06eSPaul Blakey is_flow_action_modify_ip_header(struct flow_action *flow_action) 33738998576bSDmytro Linkin { 33745d7cb06eSPaul Blakey const struct flow_action_entry *act; 33758998576bSDmytro Linkin u32 mask, offset; 33768998576bSDmytro Linkin u8 htype; 33775d7cb06eSPaul Blakey int i; 33788998576bSDmytro Linkin 33798998576bSDmytro Linkin /* For IPv4 & IPv6 header check 4 byte word, 33808998576bSDmytro Linkin * to determine that modified fields 33818998576bSDmytro Linkin * are NOT ttl & hop_limit only. 33828998576bSDmytro Linkin */ 33835d7cb06eSPaul Blakey flow_action_for_each(i, act, flow_action) { 33845d7cb06eSPaul Blakey if (act->id != FLOW_ACTION_MANGLE && 33855d7cb06eSPaul Blakey act->id != FLOW_ACTION_ADD) 33865d7cb06eSPaul Blakey continue; 33875d7cb06eSPaul Blakey 33885d7cb06eSPaul Blakey htype = act->mangle.htype; 33895d7cb06eSPaul Blakey offset = act->mangle.offset; 33905d7cb06eSPaul Blakey mask = ~act->mangle.mask; 33915d7cb06eSPaul Blakey 33928998576bSDmytro Linkin if (htype == FLOW_ACT_MANGLE_HDR_TYPE_IP4) { 33938998576bSDmytro Linkin struct ip_ttl_word *ttl_word = 33948998576bSDmytro Linkin (struct ip_ttl_word *)&mask; 33958998576bSDmytro Linkin 33968998576bSDmytro Linkin if (offset != offsetof(struct iphdr, ttl) || 33978998576bSDmytro Linkin ttl_word->protocol || 33985d7cb06eSPaul Blakey ttl_word->check) 33995d7cb06eSPaul Blakey return true; 34008998576bSDmytro Linkin } else if (htype == FLOW_ACT_MANGLE_HDR_TYPE_IP6) { 34018998576bSDmytro Linkin struct ipv6_hoplimit_word *hoplimit_word = 34028998576bSDmytro Linkin (struct ipv6_hoplimit_word *)&mask; 34038998576bSDmytro Linkin 34048998576bSDmytro Linkin if (offset != offsetof(struct ipv6hdr, payload_len) || 34058998576bSDmytro Linkin hoplimit_word->payload_len || 34065d7cb06eSPaul Blakey hoplimit_word->nexthdr) 34071836d780SRoi Dayan return true; 34088998576bSDmytro Linkin } 340996b5b458SDima Chumak } 341096b5b458SDima Chumak 341196b5b458SDima Chumak return false; 341296b5b458SDima Chumak } 341396b5b458SDima Chumak 34143d486ec4SOz Shlomo static bool modify_header_match_supported(struct mlx5e_priv *priv, 34153d486ec4SOz Shlomo struct mlx5_flow_spec *spec, 341673867881SPablo Neira Ayuso struct flow_action *flow_action, 34175d7cb06eSPaul Blakey u32 actions, 3418e98bedf5SEli Britstein struct netlink_ext_ack *extack) 3419bdd66ac0SOr Gerlitz { 34205d7cb06eSPaul Blakey bool modify_ip_header; 3421fca53304SEli Britstein void *headers_c; 3422bdd66ac0SOr Gerlitz void *headers_v; 3423bdd66ac0SOr Gerlitz u16 ethertype; 34248998576bSDmytro Linkin u8 ip_proto; 3425bdd66ac0SOr Gerlitz 34268ee72638SRoi Dayan headers_c = mlx5e_get_match_headers_criteria(actions, spec); 34278ee72638SRoi Dayan headers_v = mlx5e_get_match_headers_value(actions, spec); 3428bdd66ac0SOr Gerlitz ethertype = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ethertype); 3429bdd66ac0SOr Gerlitz 3430bdd66ac0SOr Gerlitz /* for non-IP we only re-write MACs, so we're okay */ 3431fca53304SEli Britstein if (MLX5_GET(fte_match_set_lyr_2_4, headers_c, ip_version) == 0 && 3432fca53304SEli Britstein ethertype != ETH_P_IP && ethertype != ETH_P_IPV6) 3433bdd66ac0SOr Gerlitz goto out_ok; 3434bdd66ac0SOr Gerlitz 34355d7cb06eSPaul Blakey modify_ip_header = is_flow_action_modify_ip_header(flow_action); 3436bdd66ac0SOr Gerlitz ip_proto = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ip_protocol); 34371ccef350SJianbo Liu if (modify_ip_header && ip_proto != IPPROTO_TCP && 34381ccef350SJianbo Liu ip_proto != IPPROTO_UDP && ip_proto != IPPROTO_ICMP) { 3439e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 3440e98bedf5SEli Britstein "can't offload re-write of non TCP/UDP"); 34413d486ec4SOz Shlomo netdev_info(priv->netdev, "can't offload re-write of ip proto %d\n", 34423d486ec4SOz Shlomo ip_proto); 3443bdd66ac0SOr Gerlitz return false; 3444bdd66ac0SOr Gerlitz } 3445bdd66ac0SOr Gerlitz 3446bdd66ac0SOr Gerlitz out_ok: 3447bdd66ac0SOr Gerlitz return true; 3448bdd66ac0SOr Gerlitz } 3449bdd66ac0SOr Gerlitz 34509c1d3511SRoi Dayan static bool 34519c1d3511SRoi Dayan actions_match_supported_fdb(struct mlx5e_priv *priv, 34529c1d3511SRoi Dayan struct mlx5e_tc_flow *flow, 34539c1d3511SRoi Dayan struct netlink_ext_ack *extack) 34549c1d3511SRoi Dayan { 3455d4f401d9SRoi Dayan struct mlx5_esw_flow_attr *esw_attr = flow->attr->esw_attr; 34569c1d3511SRoi Dayan 3457d4f401d9SRoi Dayan if (esw_attr->split_count > 0 && !mlx5_esw_has_fwd_fdb(priv->mdev)) { 3458d4f401d9SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 3459d4f401d9SRoi Dayan "current firmware doesn't support split rule for port mirroring"); 3460d4f401d9SRoi Dayan netdev_warn_once(priv->netdev, 3461d4f401d9SRoi Dayan "current firmware doesn't support split rule for port mirroring\n"); 3462d4f401d9SRoi Dayan return false; 3463d4f401d9SRoi Dayan } 3464d4f401d9SRoi Dayan 34659c1d3511SRoi Dayan return true; 34669c1d3511SRoi Dayan } 34679c1d3511SRoi Dayan 34689c1d3511SRoi Dayan static bool 34699c1d3511SRoi Dayan actions_match_supported(struct mlx5e_priv *priv, 347073867881SPablo Neira Ayuso struct flow_action *flow_action, 34710610f8dcSRoi Dayan u32 actions, 3472bdd66ac0SOr Gerlitz struct mlx5e_tc_flow_parse_attr *parse_attr, 3473e98bedf5SEli Britstein struct mlx5e_tc_flow *flow, 3474e98bedf5SEli Britstein struct netlink_ext_ack *extack) 3475bdd66ac0SOr Gerlitz { 34769c1d3511SRoi Dayan if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && 34775d7cb06eSPaul Blakey !modify_header_match_supported(priv, &parse_attr->spec, flow_action, actions, 34785d7cb06eSPaul Blakey extack)) 347949397b80SDan Carpenter return false; 3480bdd66ac0SOr Gerlitz 34819c1d3511SRoi Dayan if (mlx5e_is_eswitch_flow(flow) && 3482b97653d8SRoi Dayan !actions_match_supported_fdb(priv, flow, extack)) 34839c1d3511SRoi Dayan return false; 3484bdd66ac0SOr Gerlitz 3485bdd66ac0SOr Gerlitz return true; 3486bdd66ac0SOr Gerlitz } 3487bdd66ac0SOr Gerlitz 348832134847SMaor Dickman static bool same_port_devs(struct mlx5e_priv *priv, struct mlx5e_priv *peer_priv) 348932134847SMaor Dickman { 349032134847SMaor Dickman return priv->mdev == peer_priv->mdev; 349132134847SMaor Dickman } 349232134847SMaor Dickman 3493ab3f3d5eSRoi Dayan bool mlx5e_same_hw_devs(struct mlx5e_priv *priv, struct mlx5e_priv *peer_priv) 34945c65c564SOr Gerlitz { 34955c65c564SOr Gerlitz struct mlx5_core_dev *fmdev, *pmdev; 3496816f6706SOr Gerlitz u64 fsystem_guid, psystem_guid; 34975c65c564SOr Gerlitz 34985c65c564SOr Gerlitz fmdev = priv->mdev; 34995c65c564SOr Gerlitz pmdev = peer_priv->mdev; 35005c65c564SOr Gerlitz 350159c9d35eSAlaa Hleihel fsystem_guid = mlx5_query_nic_system_image_guid(fmdev); 350259c9d35eSAlaa Hleihel psystem_guid = mlx5_query_nic_system_image_guid(pmdev); 35035c65c564SOr Gerlitz 3504816f6706SOr Gerlitz return (fsystem_guid == psystem_guid); 35055c65c564SOr Gerlitz } 35065c65c564SOr Gerlitz 35070bac1194SEli Britstein static int 3508d9581e2fSRoi Dayan actions_prepare_mod_hdr_actions(struct mlx5e_priv *priv, 3509d9581e2fSRoi Dayan struct mlx5e_tc_flow *flow, 3510d9581e2fSRoi Dayan struct mlx5_flow_attr *attr, 3511d9581e2fSRoi Dayan struct netlink_ext_ack *extack) 3512d9581e2fSRoi Dayan { 3513d9581e2fSRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr = attr->parse_attr; 351409bf9792SRoi Dayan struct pedit_headers_action *hdrs = parse_attr->hdrs; 3515d9581e2fSRoi Dayan enum mlx5_flow_namespace_type ns_type; 3516d9581e2fSRoi Dayan int err; 3517d9581e2fSRoi Dayan 3518d9581e2fSRoi Dayan if (!hdrs[TCA_PEDIT_KEY_EX_CMD_SET].pedits && 3519d9581e2fSRoi Dayan !hdrs[TCA_PEDIT_KEY_EX_CMD_ADD].pedits) 3520d9581e2fSRoi Dayan return 0; 3521d9581e2fSRoi Dayan 3522e36db1eeSRoi Dayan ns_type = mlx5e_get_flow_namespace(flow); 3523d9581e2fSRoi Dayan 352409bf9792SRoi Dayan err = alloc_tc_pedit_action(priv, ns_type, parse_attr, &attr->action, extack); 3525d9581e2fSRoi Dayan if (err) 3526d9581e2fSRoi Dayan return err; 3527d9581e2fSRoi Dayan 3528d9581e2fSRoi Dayan if (parse_attr->mod_hdr_acts.num_actions > 0) 3529d9581e2fSRoi Dayan return 0; 3530d9581e2fSRoi Dayan 3531fc3a879aSRoi Dayan /* In case all pedit actions are skipped, remove the MOD_HDR flag. */ 3532d9581e2fSRoi Dayan attr->action &= ~MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 35332c0e5cf5SPaul Blakey mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts); 3534d9581e2fSRoi Dayan 3535d9581e2fSRoi Dayan if (ns_type != MLX5_FLOW_NAMESPACE_FDB) 3536d9581e2fSRoi Dayan return 0; 3537d9581e2fSRoi Dayan 3538d9581e2fSRoi Dayan if (!((attr->action & MLX5_FLOW_CONTEXT_ACTION_VLAN_POP) || 3539d9581e2fSRoi Dayan (attr->action & MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH))) 3540d9581e2fSRoi Dayan attr->esw_attr->split_count = 0; 3541d9581e2fSRoi Dayan 3542d9581e2fSRoi Dayan return 0; 3543d9581e2fSRoi Dayan } 3544d9581e2fSRoi Dayan 35458300f225SRoi Dayan static struct mlx5_flow_attr* 35468300f225SRoi Dayan mlx5e_clone_flow_attr_for_post_act(struct mlx5_flow_attr *attr, 35478300f225SRoi Dayan enum mlx5_flow_namespace_type ns_type) 35488300f225SRoi Dayan { 35498300f225SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 35508300f225SRoi Dayan u32 attr_sz = ns_to_attr_sz(ns_type); 35518300f225SRoi Dayan struct mlx5_flow_attr *attr2; 35528300f225SRoi Dayan 35538300f225SRoi Dayan attr2 = mlx5_alloc_flow_attr(ns_type); 35548300f225SRoi Dayan parse_attr = kvzalloc(sizeof(*parse_attr), GFP_KERNEL); 35558300f225SRoi Dayan if (!attr2 || !parse_attr) { 35568300f225SRoi Dayan kvfree(parse_attr); 35578300f225SRoi Dayan kfree(attr2); 3558371c2b34SDan Carpenter return NULL; 35598300f225SRoi Dayan } 35608300f225SRoi Dayan 35618300f225SRoi Dayan memcpy(attr2, attr, attr_sz); 35628300f225SRoi Dayan INIT_LIST_HEAD(&attr2->list); 35638300f225SRoi Dayan parse_attr->filter_dev = attr->parse_attr->filter_dev; 35648300f225SRoi Dayan attr2->action = 0; 3565e9d1061dSOz Shlomo attr2->counter = NULL; 3566b23bf10cSOz Shlomo attr2->tc_act_cookies_count = 0; 35678300f225SRoi Dayan attr2->flags = 0; 35688300f225SRoi Dayan attr2->parse_attr = parse_attr; 356994d65173SRoi Dayan attr2->dest_chain = 0; 357094d65173SRoi Dayan attr2->dest_ft = NULL; 357167027828SPaul Blakey attr2->act_id_restore_rule = NULL; 357208fe94ecSPaul Blakey memset(&attr2->ct_attr, 0, sizeof(attr2->ct_attr)); 35737f1a6d4bSRoi Dayan 35747f1a6d4bSRoi Dayan if (ns_type == MLX5_FLOW_NAMESPACE_FDB) { 35757f1a6d4bSRoi Dayan attr2->esw_attr->out_count = 0; 35767f1a6d4bSRoi Dayan attr2->esw_attr->split_count = 0; 35777f1a6d4bSRoi Dayan } 35787f1a6d4bSRoi Dayan 3579f86488cbSOz Shlomo attr2->branch_true = NULL; 3580f86488cbSOz Shlomo attr2->branch_false = NULL; 3581c84fa1abSOz Shlomo attr2->jumping_attr = NULL; 35828300f225SRoi Dayan return attr2; 35838300f225SRoi Dayan } 35848300f225SRoi Dayan 35858300f225SRoi Dayan struct mlx5_flow_attr * 35868300f225SRoi Dayan mlx5e_tc_get_encap_attr(struct mlx5e_tc_flow *flow) 35878300f225SRoi Dayan { 35888300f225SRoi Dayan struct mlx5_esw_flow_attr *esw_attr; 35898300f225SRoi Dayan struct mlx5_flow_attr *attr; 35908300f225SRoi Dayan int i; 35918300f225SRoi Dayan 35928300f225SRoi Dayan list_for_each_entry(attr, &flow->attrs, list) { 35938300f225SRoi Dayan esw_attr = attr->esw_attr; 35948300f225SRoi Dayan for (i = 0; i < MLX5_MAX_FLOW_FWD_VPORTS; i++) { 35958300f225SRoi Dayan if (esw_attr->dests[i].flags & MLX5_ESW_DEST_ENCAP) 35968300f225SRoi Dayan return attr; 35978300f225SRoi Dayan } 35988300f225SRoi Dayan } 35998300f225SRoi Dayan 36008300f225SRoi Dayan return NULL; 36018300f225SRoi Dayan } 36028300f225SRoi Dayan 36038300f225SRoi Dayan void 36048300f225SRoi Dayan mlx5e_tc_unoffload_flow_post_acts(struct mlx5e_tc_flow *flow) 36058300f225SRoi Dayan { 36068300f225SRoi Dayan struct mlx5e_post_act *post_act = get_post_action(flow->priv); 36078300f225SRoi Dayan struct mlx5_flow_attr *attr; 36088300f225SRoi Dayan 36098300f225SRoi Dayan list_for_each_entry(attr, &flow->attrs, list) { 36108300f225SRoi Dayan if (list_is_last(&attr->list, &flow->attrs)) 36118300f225SRoi Dayan break; 36128300f225SRoi Dayan 36138300f225SRoi Dayan mlx5e_tc_post_act_unoffload(post_act, attr->post_act_handle); 36148300f225SRoi Dayan } 36158300f225SRoi Dayan } 36168300f225SRoi Dayan 36178300f225SRoi Dayan static void 36188300f225SRoi Dayan free_flow_post_acts(struct mlx5e_tc_flow *flow) 36198300f225SRoi Dayan { 36208300f225SRoi Dayan struct mlx5_flow_attr *attr, *tmp; 36218300f225SRoi Dayan 36228300f225SRoi Dayan list_for_each_entry_safe(attr, tmp, &flow->attrs, list) { 36238300f225SRoi Dayan if (list_is_last(&attr->list, &flow->attrs)) 36248300f225SRoi Dayan break; 36258300f225SRoi Dayan 3626a830ec48SPaul Blakey mlx5_free_flow_attr_actions(flow, attr); 36278300f225SRoi Dayan 36288300f225SRoi Dayan list_del(&attr->list); 36298300f225SRoi Dayan kvfree(attr->parse_attr); 36308300f225SRoi Dayan kfree(attr); 36318300f225SRoi Dayan } 36328300f225SRoi Dayan } 36338300f225SRoi Dayan 36348300f225SRoi Dayan int 36358300f225SRoi Dayan mlx5e_tc_offload_flow_post_acts(struct mlx5e_tc_flow *flow) 36368300f225SRoi Dayan { 36378300f225SRoi Dayan struct mlx5e_post_act *post_act = get_post_action(flow->priv); 36388300f225SRoi Dayan struct mlx5_flow_attr *attr; 36398300f225SRoi Dayan int err = 0; 36408300f225SRoi Dayan 36418300f225SRoi Dayan list_for_each_entry(attr, &flow->attrs, list) { 36428300f225SRoi Dayan if (list_is_last(&attr->list, &flow->attrs)) 36438300f225SRoi Dayan break; 36448300f225SRoi Dayan 36458300f225SRoi Dayan err = mlx5e_tc_post_act_offload(post_act, attr->post_act_handle); 36468300f225SRoi Dayan if (err) 36478300f225SRoi Dayan break; 36488300f225SRoi Dayan } 36498300f225SRoi Dayan 36508300f225SRoi Dayan return err; 36518300f225SRoi Dayan } 36528300f225SRoi Dayan 36538300f225SRoi Dayan /* TC filter rule HW translation: 36548300f225SRoi Dayan * 36558300f225SRoi Dayan * +---------------------+ 36568300f225SRoi Dayan * + ft prio (tc chain) + 36578300f225SRoi Dayan * + original match + 36588300f225SRoi Dayan * +---------------------+ 36598300f225SRoi Dayan * | 36608300f225SRoi Dayan * | if multi table action 36618300f225SRoi Dayan * | 36628300f225SRoi Dayan * v 36638300f225SRoi Dayan * +---------------------+ 36648300f225SRoi Dayan * + post act ft |<----. 36658300f225SRoi Dayan * + match fte id | | split on multi table action 36668300f225SRoi Dayan * + do actions |-----' 36678300f225SRoi Dayan * +---------------------+ 36688300f225SRoi Dayan * | 36698300f225SRoi Dayan * | 36708300f225SRoi Dayan * v 36718300f225SRoi Dayan * Do rest of the actions after last multi table action. 36728300f225SRoi Dayan */ 36738300f225SRoi Dayan static int 36748300f225SRoi Dayan alloc_flow_post_acts(struct mlx5e_tc_flow *flow, struct netlink_ext_ack *extack) 36758300f225SRoi Dayan { 36768300f225SRoi Dayan struct mlx5e_post_act *post_act = get_post_action(flow->priv); 36778300f225SRoi Dayan struct mlx5_flow_attr *attr, *next_attr = NULL; 36788300f225SRoi Dayan struct mlx5e_post_act_handle *handle; 36798300f225SRoi Dayan int err; 36808300f225SRoi Dayan 36818300f225SRoi Dayan /* This is going in reverse order as needed. 36828300f225SRoi Dayan * The first entry is the last attribute. 36838300f225SRoi Dayan */ 36848300f225SRoi Dayan list_for_each_entry(attr, &flow->attrs, list) { 36858300f225SRoi Dayan if (!next_attr) { 36868300f225SRoi Dayan /* Set counter action on last post act rule. */ 36878300f225SRoi Dayan attr->action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; 3688c84fa1abSOz Shlomo } 3689c84fa1abSOz Shlomo 3690c84fa1abSOz Shlomo if (next_attr && !(attr->flags & MLX5_ATTR_FLAG_TERMINATING)) { 36918300f225SRoi Dayan err = mlx5e_tc_act_set_next_post_act(flow, attr, next_attr); 36928300f225SRoi Dayan if (err) 36938300f225SRoi Dayan goto out_free; 36948300f225SRoi Dayan } 36958300f225SRoi Dayan 36968300f225SRoi Dayan /* Don't add post_act rule for first attr (last in the list). 36978300f225SRoi Dayan * It's being handled by the caller. 36988300f225SRoi Dayan */ 36998300f225SRoi Dayan if (list_is_last(&attr->list, &flow->attrs)) 37008300f225SRoi Dayan break; 37018300f225SRoi Dayan 37028300f225SRoi Dayan err = actions_prepare_mod_hdr_actions(flow->priv, flow, attr, extack); 37038300f225SRoi Dayan if (err) 37048300f225SRoi Dayan goto out_free; 37058300f225SRoi Dayan 3706ef78b8d5SRoi Dayan err = post_process_attr(flow, attr, extack); 37078300f225SRoi Dayan if (err) 37088300f225SRoi Dayan goto out_free; 37098300f225SRoi Dayan 37108300f225SRoi Dayan handle = mlx5e_tc_post_act_add(post_act, attr); 37118300f225SRoi Dayan if (IS_ERR(handle)) { 37128300f225SRoi Dayan err = PTR_ERR(handle); 37138300f225SRoi Dayan goto out_free; 37148300f225SRoi Dayan } 37158300f225SRoi Dayan 37168300f225SRoi Dayan attr->post_act_handle = handle; 3717c84fa1abSOz Shlomo 3718c84fa1abSOz Shlomo if (attr->jumping_attr) { 3719c84fa1abSOz Shlomo err = mlx5e_tc_act_set_next_post_act(flow, attr->jumping_attr, attr); 3720c84fa1abSOz Shlomo if (err) 3721c84fa1abSOz Shlomo goto out_free; 3722c84fa1abSOz Shlomo } 3723c84fa1abSOz Shlomo 37248300f225SRoi Dayan next_attr = attr; 37258300f225SRoi Dayan } 37268300f225SRoi Dayan 37278300f225SRoi Dayan if (flow_flag_test(flow, SLOW)) 37288300f225SRoi Dayan goto out; 37298300f225SRoi Dayan 37308300f225SRoi Dayan err = mlx5e_tc_offload_flow_post_acts(flow); 37318300f225SRoi Dayan if (err) 37328300f225SRoi Dayan goto out_free; 37338300f225SRoi Dayan 37348300f225SRoi Dayan out: 37358300f225SRoi Dayan return 0; 37368300f225SRoi Dayan 37378300f225SRoi Dayan out_free: 37388300f225SRoi Dayan free_flow_post_acts(flow); 37398300f225SRoi Dayan return err; 37408300f225SRoi Dayan } 37418300f225SRoi Dayan 37428300f225SRoi Dayan static int 3743b766f8b8SChris Mi set_branch_dest_ft(struct mlx5e_priv *priv, struct mlx5_flow_attr *attr) 3744b766f8b8SChris Mi { 3745b766f8b8SChris Mi struct mlx5e_post_act *post_act = get_post_action(priv); 3746b766f8b8SChris Mi 3747b766f8b8SChris Mi if (IS_ERR(post_act)) 3748b766f8b8SChris Mi return PTR_ERR(post_act); 3749b766f8b8SChris Mi 3750b766f8b8SChris Mi attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 3751b766f8b8SChris Mi attr->dest_ft = mlx5e_tc_post_act_get_ft(post_act); 3752b766f8b8SChris Mi 3753b766f8b8SChris Mi return 0; 3754b766f8b8SChris Mi } 3755b766f8b8SChris Mi 3756b766f8b8SChris Mi static int 3757f86488cbSOz Shlomo alloc_branch_attr(struct mlx5e_tc_flow *flow, 3758f86488cbSOz Shlomo struct mlx5e_tc_act_branch_ctrl *cond, 3759f86488cbSOz Shlomo struct mlx5_flow_attr **cond_attr, 3760f86488cbSOz Shlomo u32 *jump_count, 3761f86488cbSOz Shlomo struct netlink_ext_ack *extack) 3762f86488cbSOz Shlomo { 3763f86488cbSOz Shlomo struct mlx5_flow_attr *attr; 3764f86488cbSOz Shlomo int err = 0; 3765f86488cbSOz Shlomo 3766f86488cbSOz Shlomo *cond_attr = mlx5e_clone_flow_attr_for_post_act(flow->attr, 3767f86488cbSOz Shlomo mlx5e_get_flow_namespace(flow)); 3768f86488cbSOz Shlomo if (!(*cond_attr)) 3769f86488cbSOz Shlomo return -ENOMEM; 3770f86488cbSOz Shlomo 3771f86488cbSOz Shlomo attr = *cond_attr; 3772f86488cbSOz Shlomo 3773f86488cbSOz Shlomo switch (cond->act_id) { 3774f86488cbSOz Shlomo case FLOW_ACTION_DROP: 3775f86488cbSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_DROP; 3776f86488cbSOz Shlomo break; 3777f86488cbSOz Shlomo case FLOW_ACTION_ACCEPT: 3778f86488cbSOz Shlomo case FLOW_ACTION_PIPE: 3779*46538a6fSDan Carpenter err = set_branch_dest_ft(flow->priv, attr); 3780*46538a6fSDan Carpenter if (err) 3781b766f8b8SChris Mi goto out_err; 3782f86488cbSOz Shlomo break; 3783f86488cbSOz Shlomo case FLOW_ACTION_JUMP: 3784f86488cbSOz Shlomo if (*jump_count) { 3785f86488cbSOz Shlomo NL_SET_ERR_MSG_MOD(extack, "Cannot offload flows with nested jumps"); 3786f86488cbSOz Shlomo err = -EOPNOTSUPP; 3787f86488cbSOz Shlomo goto out_err; 3788f86488cbSOz Shlomo } 3789f86488cbSOz Shlomo *jump_count = cond->extval; 3790*46538a6fSDan Carpenter err = set_branch_dest_ft(flow->priv, attr); 3791*46538a6fSDan Carpenter if (err) 3792b766f8b8SChris Mi goto out_err; 3793f86488cbSOz Shlomo break; 3794f86488cbSOz Shlomo default: 3795f86488cbSOz Shlomo err = -EOPNOTSUPP; 3796f86488cbSOz Shlomo goto out_err; 3797f86488cbSOz Shlomo } 3798f86488cbSOz Shlomo 3799f86488cbSOz Shlomo return err; 3800f86488cbSOz Shlomo out_err: 3801f86488cbSOz Shlomo kfree(*cond_attr); 3802f86488cbSOz Shlomo *cond_attr = NULL; 3803f86488cbSOz Shlomo return err; 3804f86488cbSOz Shlomo } 3805f86488cbSOz Shlomo 3806c84fa1abSOz Shlomo static void 3807c84fa1abSOz Shlomo dec_jump_count(struct flow_action_entry *act, struct mlx5e_tc_act *tc_act, 3808c84fa1abSOz Shlomo struct mlx5_flow_attr *attr, struct mlx5e_priv *priv, 3809c84fa1abSOz Shlomo struct mlx5e_tc_jump_state *jump_state) 3810c84fa1abSOz Shlomo { 3811c84fa1abSOz Shlomo if (!jump_state->jump_count) 3812c84fa1abSOz Shlomo return; 3813c84fa1abSOz Shlomo 3814c84fa1abSOz Shlomo /* Single tc action can instantiate multiple offload actions (e.g. pedit) 3815c84fa1abSOz Shlomo * Jump only over a tc action 3816c84fa1abSOz Shlomo */ 3817c84fa1abSOz Shlomo if (act->id == jump_state->last_id && act->hw_index == jump_state->last_index) 3818c84fa1abSOz Shlomo return; 3819c84fa1abSOz Shlomo 3820c84fa1abSOz Shlomo jump_state->last_id = act->id; 3821c84fa1abSOz Shlomo jump_state->last_index = act->hw_index; 3822c84fa1abSOz Shlomo 3823c84fa1abSOz Shlomo /* nothing to do for intermediate actions */ 3824c84fa1abSOz Shlomo if (--jump_state->jump_count > 1) 3825c84fa1abSOz Shlomo return; 3826c84fa1abSOz Shlomo 3827c84fa1abSOz Shlomo if (jump_state->jump_count == 1) { /* last action in the jump action list */ 3828c84fa1abSOz Shlomo 3829c84fa1abSOz Shlomo /* create a new attribute after this action */ 3830c84fa1abSOz Shlomo jump_state->jump_target = true; 3831c84fa1abSOz Shlomo 3832c84fa1abSOz Shlomo if (tc_act->is_terminating_action) { /* the branch ends here */ 3833c84fa1abSOz Shlomo attr->flags |= MLX5_ATTR_FLAG_TERMINATING; 3834c84fa1abSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; 3835c84fa1abSOz Shlomo } else { /* the branch continues executing the rest of the actions */ 3836c84fa1abSOz Shlomo struct mlx5e_post_act *post_act; 3837c84fa1abSOz Shlomo 3838c84fa1abSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 3839c84fa1abSOz Shlomo post_act = get_post_action(priv); 3840c84fa1abSOz Shlomo attr->dest_ft = mlx5e_tc_post_act_get_ft(post_act); 3841c84fa1abSOz Shlomo } 3842c84fa1abSOz Shlomo } else if (jump_state->jump_count == 0) { /* first attr after the jump action list */ 3843c84fa1abSOz Shlomo /* This is the post action for the jumping attribute (either red or green) 3844c84fa1abSOz Shlomo * Use the stored jumping_attr to set the post act id on the jumping attribute 3845c84fa1abSOz Shlomo */ 3846c84fa1abSOz Shlomo attr->jumping_attr = jump_state->jumping_attr; 3847c84fa1abSOz Shlomo } 3848c84fa1abSOz Shlomo } 3849c84fa1abSOz Shlomo 3850f86488cbSOz Shlomo static int 3851f86488cbSOz Shlomo parse_branch_ctrl(struct flow_action_entry *act, struct mlx5e_tc_act *tc_act, 3852f86488cbSOz Shlomo struct mlx5e_tc_flow *flow, struct mlx5_flow_attr *attr, 3853c84fa1abSOz Shlomo struct mlx5e_tc_jump_state *jump_state, 3854f86488cbSOz Shlomo struct netlink_ext_ack *extack) 3855f86488cbSOz Shlomo { 3856f86488cbSOz Shlomo struct mlx5e_tc_act_branch_ctrl cond_true, cond_false; 3857c84fa1abSOz Shlomo u32 jump_count = jump_state->jump_count; 3858f86488cbSOz Shlomo int err; 3859f86488cbSOz Shlomo 3860f86488cbSOz Shlomo if (!tc_act->get_branch_ctrl) 3861f86488cbSOz Shlomo return 0; 3862f86488cbSOz Shlomo 3863f86488cbSOz Shlomo tc_act->get_branch_ctrl(act, &cond_true, &cond_false); 3864f86488cbSOz Shlomo 3865f86488cbSOz Shlomo err = alloc_branch_attr(flow, &cond_true, 3866f86488cbSOz Shlomo &attr->branch_true, &jump_count, extack); 3867f86488cbSOz Shlomo if (err) 3868f86488cbSOz Shlomo goto out_err; 3869f86488cbSOz Shlomo 3870c84fa1abSOz Shlomo if (jump_count) 3871c84fa1abSOz Shlomo jump_state->jumping_attr = attr->branch_true; 3872c84fa1abSOz Shlomo 3873f86488cbSOz Shlomo err = alloc_branch_attr(flow, &cond_false, 3874f86488cbSOz Shlomo &attr->branch_false, &jump_count, extack); 3875f86488cbSOz Shlomo if (err) 3876f86488cbSOz Shlomo goto err_branch_false; 3877f86488cbSOz Shlomo 3878c84fa1abSOz Shlomo if (jump_count && !jump_state->jumping_attr) 3879c84fa1abSOz Shlomo jump_state->jumping_attr = attr->branch_false; 3880c84fa1abSOz Shlomo 3881c84fa1abSOz Shlomo jump_state->jump_count = jump_count; 3882e9d1061dSOz Shlomo 3883e9d1061dSOz Shlomo /* branching action requires its own counter */ 3884e9d1061dSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; 38852b68d659SOz Shlomo flow_flag_set(flow, USE_ACT_STATS); 3886e9d1061dSOz Shlomo 3887f86488cbSOz Shlomo return 0; 3888f86488cbSOz Shlomo 3889f86488cbSOz Shlomo err_branch_false: 3890f86488cbSOz Shlomo free_branch_attr(flow, attr->branch_true); 3891f86488cbSOz Shlomo out_err: 3892f86488cbSOz Shlomo return err; 3893f86488cbSOz Shlomo } 3894f86488cbSOz Shlomo 3895f86488cbSOz Shlomo static int 38968300f225SRoi Dayan parse_tc_actions(struct mlx5e_tc_act_parse_state *parse_state, 38978300f225SRoi Dayan struct flow_action *flow_action) 38988300f225SRoi Dayan { 38998300f225SRoi Dayan struct netlink_ext_ack *extack = parse_state->extack; 39008300f225SRoi Dayan struct mlx5e_tc_flow *flow = parse_state->flow; 3901c84fa1abSOz Shlomo struct mlx5e_tc_jump_state jump_state = {}; 39028300f225SRoi Dayan struct mlx5_flow_attr *attr = flow->attr; 39038300f225SRoi Dayan enum mlx5_flow_namespace_type ns_type; 39048300f225SRoi Dayan struct mlx5e_priv *priv = flow->priv; 390513aca17bSPaul Blakey struct mlx5_flow_attr *prev_attr; 390667efaf45SPaul Blakey struct flow_action_entry *act; 39078300f225SRoi Dayan struct mlx5e_tc_act *tc_act; 39085d862ec6SVlad Buslov int err, i, i_split = 0; 390913aca17bSPaul Blakey bool is_missable; 39108300f225SRoi Dayan 39118300f225SRoi Dayan ns_type = mlx5e_get_flow_namespace(flow); 39128300f225SRoi Dayan list_add(&attr->list, &flow->attrs); 39138300f225SRoi Dayan 391467efaf45SPaul Blakey flow_action_for_each(i, act, flow_action) { 3915c84fa1abSOz Shlomo jump_state.jump_target = false; 391613aca17bSPaul Blakey is_missable = false; 391713aca17bSPaul Blakey prev_attr = attr; 391813aca17bSPaul Blakey 39198300f225SRoi Dayan tc_act = mlx5e_tc_act_get(act->id, ns_type); 39208300f225SRoi Dayan if (!tc_act) { 39218300f225SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "Not implemented offload action"); 39228300f225SRoi Dayan err = -EOPNOTSUPP; 392367efaf45SPaul Blakey goto out_free_post_acts; 39248300f225SRoi Dayan } 39258300f225SRoi Dayan 39260840c9f7SPaul Blakey if (tc_act->can_offload && !tc_act->can_offload(parse_state, act, i, attr)) { 39278300f225SRoi Dayan err = -EOPNOTSUPP; 392867efaf45SPaul Blakey goto out_free_post_acts; 39298300f225SRoi Dayan } 39308300f225SRoi Dayan 39318300f225SRoi Dayan err = tc_act->parse_action(parse_state, act, priv, attr); 39328300f225SRoi Dayan if (err) 393367efaf45SPaul Blakey goto out_free_post_acts; 39348300f225SRoi Dayan 3935c84fa1abSOz Shlomo dec_jump_count(act, tc_act, attr, priv, &jump_state); 3936c84fa1abSOz Shlomo 3937c84fa1abSOz Shlomo err = parse_branch_ctrl(act, tc_act, flow, attr, &jump_state, extack); 3938f86488cbSOz Shlomo if (err) 393967efaf45SPaul Blakey goto out_free_post_acts; 3940f86488cbSOz Shlomo 39418300f225SRoi Dayan parse_state->actions |= attr->action; 39428300f225SRoi Dayan 39438300f225SRoi Dayan /* Split attr for multi table act if not the last act. */ 3944c84fa1abSOz Shlomo if (jump_state.jump_target || 3945c84fa1abSOz Shlomo (tc_act->is_multi_table_act && 39468300f225SRoi Dayan tc_act->is_multi_table_act(priv, act, attr) && 394767efaf45SPaul Blakey i < flow_action->num_entries - 1)) { 394813aca17bSPaul Blakey is_missable = tc_act->is_missable ? tc_act->is_missable(act) : false; 394913aca17bSPaul Blakey 39505d862ec6SVlad Buslov err = mlx5e_tc_act_post_parse(parse_state, flow_action, i_split, i, attr, 39515d862ec6SVlad Buslov ns_type); 39528300f225SRoi Dayan if (err) 395367efaf45SPaul Blakey goto out_free_post_acts; 39548300f225SRoi Dayan 39558300f225SRoi Dayan attr = mlx5e_clone_flow_attr_for_post_act(flow->attr, ns_type); 39568300f225SRoi Dayan if (!attr) { 39578300f225SRoi Dayan err = -ENOMEM; 395867efaf45SPaul Blakey goto out_free_post_acts; 39598300f225SRoi Dayan } 39608300f225SRoi Dayan 39615d862ec6SVlad Buslov i_split = i + 1; 3962b7558a77SJianbo Liu parse_state->if_count = 0; 39638300f225SRoi Dayan list_add(&attr->list, &flow->attrs); 39648300f225SRoi Dayan } 396513aca17bSPaul Blakey 396613aca17bSPaul Blakey if (is_missable) { 396713aca17bSPaul Blakey /* Add counter to prev, and assign act to new (next) attr */ 396813aca17bSPaul Blakey prev_attr->action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; 396913aca17bSPaul Blakey flow_flag_set(flow, USE_ACT_STATS); 397013aca17bSPaul Blakey 397113aca17bSPaul Blakey attr->tc_act_cookies[attr->tc_act_cookies_count++] = act->cookie; 397213aca17bSPaul Blakey } else if (!tc_act->stats_action) { 397313aca17bSPaul Blakey prev_attr->tc_act_cookies[prev_attr->tc_act_cookies_count++] = act->cookie; 397413aca17bSPaul Blakey } 39758300f225SRoi Dayan } 39768300f225SRoi Dayan 39775d862ec6SVlad Buslov err = mlx5e_tc_act_post_parse(parse_state, flow_action, i_split, i, attr, ns_type); 39788300f225SRoi Dayan if (err) 39798300f225SRoi Dayan goto out_free_post_acts; 39808300f225SRoi Dayan 39818300f225SRoi Dayan err = alloc_flow_post_acts(flow, extack); 39828300f225SRoi Dayan if (err) 39838300f225SRoi Dayan goto out_free_post_acts; 39848300f225SRoi Dayan 39858300f225SRoi Dayan return 0; 39868300f225SRoi Dayan 39878300f225SRoi Dayan out_free_post_acts: 39888300f225SRoi Dayan free_flow_post_acts(flow); 39898300f225SRoi Dayan 39908300f225SRoi Dayan return err; 39918300f225SRoi Dayan } 39928300f225SRoi Dayan 3993d9581e2fSRoi Dayan static int 3994df990477SRoi Dayan flow_action_supported(struct flow_action *flow_action, 3995df990477SRoi Dayan struct netlink_ext_ack *extack) 3996df990477SRoi Dayan { 3997df990477SRoi Dayan if (!flow_action_has_entries(flow_action)) { 3998df990477SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "Flow action doesn't have any entries"); 3999df990477SRoi Dayan return -EINVAL; 4000df990477SRoi Dayan } 4001df990477SRoi Dayan 4002df990477SRoi Dayan if (!flow_action_hw_stats_check(flow_action, extack, 4003df990477SRoi Dayan FLOW_ACTION_HW_STATS_DELAYED_BIT)) { 4004df990477SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "Flow action HW stats type is not supported"); 4005df990477SRoi Dayan return -EOPNOTSUPP; 4006df990477SRoi Dayan } 4007df990477SRoi Dayan 4008df990477SRoi Dayan return 0; 4009df990477SRoi Dayan } 4010df990477SRoi Dayan 4011df990477SRoi Dayan static int 4012d9581e2fSRoi Dayan parse_tc_nic_actions(struct mlx5e_priv *priv, 401373867881SPablo Neira Ayuso struct flow_action *flow_action, 4014e98bedf5SEli Britstein struct mlx5e_tc_flow *flow, 4015e98bedf5SEli Britstein struct netlink_ext_ack *extack) 4016e3a2b7edSAmir Vadai { 4017fad54790SRoi Dayan struct mlx5e_tc_act_parse_state *parse_state; 4018c6cfe113SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 4019c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 40208333d53eSRoi Dayan int err; 4021e3a2b7edSAmir Vadai 4022df990477SRoi Dayan err = flow_action_supported(flow_action, extack); 4023df990477SRoi Dayan if (err) 4024df990477SRoi Dayan return err; 4025319a1d19SJiri Pirko 4026fad54790SRoi Dayan attr->nic_attr->flow_tag = MLX5_FS_DEFAULT_FLOW_TAG; 4027c6cfe113SRoi Dayan parse_attr = attr->parse_attr; 4028fad54790SRoi Dayan parse_state = &parse_attr->parse_state; 4029fad54790SRoi Dayan mlx5e_tc_act_init_parse_state(parse_state, flow, flow_action, extack); 4030758bc134SRoi Dayan parse_state->ct_priv = get_ct_priv(priv); 4031e3a2b7edSAmir Vadai 40328333d53eSRoi Dayan err = parse_tc_actions(parse_state, flow_action); 4033fad54790SRoi Dayan if (err) 4034fad54790SRoi Dayan return err; 4035e3a2b7edSAmir Vadai 403609bf9792SRoi Dayan err = actions_prepare_mod_hdr_actions(priv, flow, attr, extack); 4037d9581e2fSRoi Dayan if (err) 4038d9581e2fSRoi Dayan return err; 4039d9581e2fSRoi Dayan 404064426382SOz Shlomo err = verify_attr_actions(attr->action, extack); 404164426382SOz Shlomo if (err) 404264426382SOz Shlomo return err; 404364426382SOz Shlomo 40440610f8dcSRoi Dayan if (!actions_match_supported(priv, flow_action, parse_state->actions, 40450610f8dcSRoi Dayan parse_attr, flow, extack)) 4046bdd66ac0SOr Gerlitz return -EOPNOTSUPP; 4047bdd66ac0SOr Gerlitz 4048e3a2b7edSAmir Vadai return 0; 4049e3a2b7edSAmir Vadai } 4050e3a2b7edSAmir Vadai 405132134847SMaor Dickman static bool is_merged_eswitch_vfs(struct mlx5e_priv *priv, 4052b1d90e6bSRabie Loulou struct net_device *peer_netdev) 4053b1d90e6bSRabie Loulou { 4054b1d90e6bSRabie Loulou struct mlx5e_priv *peer_priv; 4055b1d90e6bSRabie Loulou 4056b1d90e6bSRabie Loulou peer_priv = netdev_priv(peer_netdev); 4057b1d90e6bSRabie Loulou 4058b1d90e6bSRabie Loulou return (MLX5_CAP_ESW(priv->mdev, merged_eswitch) && 405932134847SMaor Dickman mlx5e_eswitch_vf_rep(priv->netdev) && 406032134847SMaor Dickman mlx5e_eswitch_vf_rep(peer_netdev) && 4061ab3f3d5eSRoi Dayan mlx5e_same_hw_devs(priv, peer_priv)); 4062d34eb2fcSOr Gerlitz } 4063d34eb2fcSOr Gerlitz 406432134847SMaor Dickman static bool same_hw_reps(struct mlx5e_priv *priv, 406532134847SMaor Dickman struct net_device *peer_netdev) 406632134847SMaor Dickman { 406732134847SMaor Dickman struct mlx5e_priv *peer_priv; 406832134847SMaor Dickman 406932134847SMaor Dickman peer_priv = netdev_priv(peer_netdev); 407032134847SMaor Dickman 407132134847SMaor Dickman return mlx5e_eswitch_rep(priv->netdev) && 407232134847SMaor Dickman mlx5e_eswitch_rep(peer_netdev) && 4073ab3f3d5eSRoi Dayan mlx5e_same_hw_devs(priv, peer_priv); 407432134847SMaor Dickman } 407532134847SMaor Dickman 407632134847SMaor Dickman static bool is_lag_dev(struct mlx5e_priv *priv, 407732134847SMaor Dickman struct net_device *peer_netdev) 407832134847SMaor Dickman { 407932134847SMaor Dickman return ((mlx5_lag_is_sriov(priv->mdev) || 408032134847SMaor Dickman mlx5_lag_is_multipath(priv->mdev)) && 408132134847SMaor Dickman same_hw_reps(priv, peer_netdev)); 408232134847SMaor Dickman } 408332134847SMaor Dickman 408494db3317SEli Cohen static bool is_multiport_eligible(struct mlx5e_priv *priv, struct net_device *out_dev) 408594db3317SEli Cohen { 40868ce81fc0SRoi Dayan return same_hw_reps(priv, out_dev) && mlx5_lag_is_mpesw(priv->mdev); 408794db3317SEli Cohen } 408894db3317SEli Cohen 4089f6dc1264SPaul Blakey bool mlx5e_is_valid_eswitch_fwd_dev(struct mlx5e_priv *priv, 4090f6dc1264SPaul Blakey struct net_device *out_dev) 4091f6dc1264SPaul Blakey { 409232134847SMaor Dickman if (is_merged_eswitch_vfs(priv, out_dev)) 409332134847SMaor Dickman return true; 409432134847SMaor Dickman 409594db3317SEli Cohen if (is_multiport_eligible(priv, out_dev)) 409694db3317SEli Cohen return true; 409794db3317SEli Cohen 409832134847SMaor Dickman if (is_lag_dev(priv, out_dev)) 4099f6dc1264SPaul Blakey return true; 4100f6dc1264SPaul Blakey 4101f6dc1264SPaul Blakey return mlx5e_eswitch_rep(out_dev) && 410232134847SMaor Dickman same_port_devs(priv, netdev_priv(out_dev)); 4103f6dc1264SPaul Blakey } 4104f6dc1264SPaul Blakey 410527484f71SAriel Levkovich int mlx5e_set_fwd_to_int_port_actions(struct mlx5e_priv *priv, 410627484f71SAriel Levkovich struct mlx5_flow_attr *attr, 410727484f71SAriel Levkovich int ifindex, 410827484f71SAriel Levkovich enum mlx5e_tc_int_port_type type, 410927484f71SAriel Levkovich u32 *action, 411027484f71SAriel Levkovich int out_index) 411127484f71SAriel Levkovich { 411227484f71SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr = attr->esw_attr; 411327484f71SAriel Levkovich struct mlx5e_tc_int_port_priv *int_port_priv; 411427484f71SAriel Levkovich struct mlx5e_tc_flow_parse_attr *parse_attr; 411527484f71SAriel Levkovich struct mlx5e_tc_int_port *dest_int_port; 411627484f71SAriel Levkovich int err; 411727484f71SAriel Levkovich 411827484f71SAriel Levkovich parse_attr = attr->parse_attr; 411927484f71SAriel Levkovich int_port_priv = mlx5e_get_int_port_priv(priv); 412027484f71SAriel Levkovich 412127484f71SAriel Levkovich dest_int_port = mlx5e_tc_int_port_get(int_port_priv, ifindex, type); 412227484f71SAriel Levkovich if (IS_ERR(dest_int_port)) 412327484f71SAriel Levkovich return PTR_ERR(dest_int_port); 412427484f71SAriel Levkovich 412527484f71SAriel Levkovich err = mlx5e_tc_match_to_reg_set(priv->mdev, &parse_attr->mod_hdr_acts, 412627484f71SAriel Levkovich MLX5_FLOW_NAMESPACE_FDB, VPORT_TO_REG, 412727484f71SAriel Levkovich mlx5e_tc_int_port_get_metadata(dest_int_port)); 412827484f71SAriel Levkovich if (err) { 412927484f71SAriel Levkovich mlx5e_tc_int_port_put(int_port_priv, dest_int_port); 413027484f71SAriel Levkovich return err; 413127484f71SAriel Levkovich } 413227484f71SAriel Levkovich 413327484f71SAriel Levkovich *action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 413427484f71SAriel Levkovich 413527484f71SAriel Levkovich esw_attr->dest_int_port = dest_int_port; 413627484f71SAriel Levkovich esw_attr->dests[out_index].flags |= MLX5_ESW_DEST_CHAIN_WITH_SRC_PORT_CHANGE; 413728d3815aSMaor Dickman esw_attr->split_count = out_index; 413827484f71SAriel Levkovich 413927484f71SAriel Levkovich /* Forward to root fdb for matching against the new source vport */ 414027484f71SAriel Levkovich attr->dest_chain = 0; 414127484f71SAriel Levkovich 414227484f71SAriel Levkovich return 0; 414327484f71SAriel Levkovich } 414427484f71SAriel Levkovich 41458333d53eSRoi Dayan static int 41468333d53eSRoi Dayan parse_tc_fdb_actions(struct mlx5e_priv *priv, 414773867881SPablo Neira Ayuso struct flow_action *flow_action, 4148e98bedf5SEli Britstein struct mlx5e_tc_flow *flow, 414970f8019eSRoi Dayan struct netlink_ext_ack *extack) 4150a54e20b4SHadar Hen Zion { 4151fad54790SRoi Dayan struct mlx5e_tc_act_parse_state *parse_state; 4152c620b772SAriel Levkovich struct mlx5e_tc_flow_parse_attr *parse_attr; 4153c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 4154c620b772SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr; 4155f382a241SAriel Levkovich struct net_device *filter_dev; 41568333d53eSRoi Dayan int err; 415703a9d11eSOr Gerlitz 4158df990477SRoi Dayan err = flow_action_supported(flow_action, extack); 4159df990477SRoi Dayan if (err) 4160df990477SRoi Dayan return err; 4161319a1d19SJiri Pirko 4162c620b772SAriel Levkovich esw_attr = attr->esw_attr; 4163c620b772SAriel Levkovich parse_attr = attr->parse_attr; 4164f382a241SAriel Levkovich filter_dev = parse_attr->filter_dev; 4165fad54790SRoi Dayan parse_state = &parse_attr->parse_state; 4166fad54790SRoi Dayan mlx5e_tc_act_init_parse_state(parse_state, flow, flow_action, extack); 4167758bc134SRoi Dayan parse_state->ct_priv = get_ct_priv(priv); 4168c620b772SAriel Levkovich 41698333d53eSRoi Dayan err = parse_tc_actions(parse_state, flow_action); 4170fad54790SRoi Dayan if (err) 4171fad54790SRoi Dayan return err; 4172bdd66ac0SOr Gerlitz 4173166f431eSAriel Levkovich /* Forward to/from internal port can only have 1 dest */ 4174f382a241SAriel Levkovich if ((netif_is_ovs_master(filter_dev) || esw_attr->dest_int_port) && 4175166f431eSAriel Levkovich esw_attr->out_count > 1) { 417627484f71SAriel Levkovich NL_SET_ERR_MSG_MOD(extack, 4177166f431eSAriel Levkovich "Rules with internal port can have only one destination"); 417827484f71SAriel Levkovich return -EOPNOTSUPP; 417927484f71SAriel Levkovich } 418027484f71SAriel Levkovich 4181f382a241SAriel Levkovich /* Forward from tunnel/internal port to internal port is not supported */ 4182f382a241SAriel Levkovich if ((mlx5e_get_tc_tun(filter_dev) || netif_is_ovs_master(filter_dev)) && 4183f382a241SAriel Levkovich esw_attr->dest_int_port) { 4184f382a241SAriel Levkovich NL_SET_ERR_MSG_MOD(extack, 4185f382a241SAriel Levkovich "Forwarding from tunnel/internal port to internal port is not supported"); 4186f382a241SAriel Levkovich return -EOPNOTSUPP; 4187f382a241SAriel Levkovich } 4188f382a241SAriel Levkovich 418909bf9792SRoi Dayan err = actions_prepare_mod_hdr_actions(priv, flow, attr, extack); 4190c500c86bSPablo Neira Ayuso if (err) 4191c500c86bSPablo Neira Ayuso return err; 4192c500c86bSPablo Neira Ayuso 41930610f8dcSRoi Dayan if (!actions_match_supported(priv, flow_action, parse_state->actions, 41940610f8dcSRoi Dayan parse_attr, flow, extack)) 4195bdd66ac0SOr Gerlitz return -EOPNOTSUPP; 4196bdd66ac0SOr Gerlitz 419731c8eba5SOr Gerlitz return 0; 419803a9d11eSOr Gerlitz } 419903a9d11eSOr Gerlitz 4200226f2ca3SVlad Buslov static void get_flags(int flags, unsigned long *flow_flags) 420160bd4af8SOr Gerlitz { 4202226f2ca3SVlad Buslov unsigned long __flow_flags = 0; 420360bd4af8SOr Gerlitz 4204226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(INGRESS)) 4205226f2ca3SVlad Buslov __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_INGRESS); 4206226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(EGRESS)) 4207226f2ca3SVlad Buslov __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_EGRESS); 420860bd4af8SOr Gerlitz 4209226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(ESW_OFFLOAD)) 4210226f2ca3SVlad Buslov __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_ESWITCH); 4211226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(NIC_OFFLOAD)) 4212226f2ca3SVlad Buslov __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_NIC); 421384179981SPaul Blakey if (flags & MLX5_TC_FLAG(FT_OFFLOAD)) 421484179981SPaul Blakey __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_FT); 4215d9ee0491SOr Gerlitz 421660bd4af8SOr Gerlitz *flow_flags = __flow_flags; 421760bd4af8SOr Gerlitz } 421860bd4af8SOr Gerlitz 421905866c82SOr Gerlitz static const struct rhashtable_params tc_ht_params = { 422005866c82SOr Gerlitz .head_offset = offsetof(struct mlx5e_tc_flow, node), 422105866c82SOr Gerlitz .key_offset = offsetof(struct mlx5e_tc_flow, cookie), 422205866c82SOr Gerlitz .key_len = sizeof(((struct mlx5e_tc_flow *)0)->cookie), 422305866c82SOr Gerlitz .automatic_shrinking = true, 422405866c82SOr Gerlitz }; 422505866c82SOr Gerlitz 4226226f2ca3SVlad Buslov static struct rhashtable *get_tc_ht(struct mlx5e_priv *priv, 4227226f2ca3SVlad Buslov unsigned long flags) 422805866c82SOr Gerlitz { 4229f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 4230d1a3138fSPaul Blakey struct mlx5e_rep_priv *rpriv; 4231655dc3d2SOr Gerlitz 4232226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(ESW_OFFLOAD)) { 4233d1a3138fSPaul Blakey rpriv = priv->ppriv; 4234d1a3138fSPaul Blakey return &rpriv->tc_ht; 4235d9ee0491SOr Gerlitz } else /* NIC offload */ 4236f52f2faeSLama Kayal return &tc->ht; 423705866c82SOr Gerlitz } 423805866c82SOr Gerlitz 423904de7ddaSRoi Dayan static bool is_peer_flow_needed(struct mlx5e_tc_flow *flow) 424004de7ddaSRoi Dayan { 4241c620b772SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr = flow->attr->esw_attr; 4242c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 4243c620b772SAriel Levkovich bool is_rep_ingress = esw_attr->in_rep->vport != MLX5_VPORT_UPLINK && 4244226f2ca3SVlad Buslov flow_flag_test(flow, INGRESS); 42451418ddd9SAviv Heller bool act_is_encap = !!(attr->action & 42461418ddd9SAviv Heller MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT); 424788d162b4SRoi Dayan bool esw_paired = mlx5_devcom_comp_is_ready(esw_attr->in_mdev->priv.eswitch->devcom); 42481418ddd9SAviv Heller 424910fbb1cdSRoi Dayan if (!esw_paired) 425010fbb1cdSRoi Dayan return false; 425110fbb1cdSRoi Dayan 4252c620b772SAriel Levkovich if ((mlx5_lag_is_sriov(esw_attr->in_mdev) || 4253c620b772SAriel Levkovich mlx5_lag_is_multipath(esw_attr->in_mdev)) && 425410fbb1cdSRoi Dayan (is_rep_ingress || act_is_encap)) 425510fbb1cdSRoi Dayan return true; 425610fbb1cdSRoi Dayan 42578ce81fc0SRoi Dayan if (mlx5_lag_is_mpesw(esw_attr->in_mdev)) 42588ce81fc0SRoi Dayan return true; 42598ce81fc0SRoi Dayan 426010fbb1cdSRoi Dayan return false; 426104de7ddaSRoi Dayan } 426204de7ddaSRoi Dayan 4263c620b772SAriel Levkovich struct mlx5_flow_attr * 4264c620b772SAriel Levkovich mlx5_alloc_flow_attr(enum mlx5_flow_namespace_type type) 4265c620b772SAriel Levkovich { 4266c620b772SAriel Levkovich u32 ex_attr_size = (type == MLX5_FLOW_NAMESPACE_FDB) ? 4267c620b772SAriel Levkovich sizeof(struct mlx5_esw_flow_attr) : 4268c620b772SAriel Levkovich sizeof(struct mlx5_nic_flow_attr); 4269c620b772SAriel Levkovich struct mlx5_flow_attr *attr; 4270c620b772SAriel Levkovich 42718300f225SRoi Dayan attr = kzalloc(sizeof(*attr) + ex_attr_size, GFP_KERNEL); 42728300f225SRoi Dayan if (!attr) 42738300f225SRoi Dayan return attr; 42748300f225SRoi Dayan 42758300f225SRoi Dayan INIT_LIST_HEAD(&attr->list); 42768300f225SRoi Dayan return attr; 4277c620b772SAriel Levkovich } 4278c620b772SAriel Levkovich 4279f86488cbSOz Shlomo static void 4280a830ec48SPaul Blakey mlx5_free_flow_attr_actions(struct mlx5e_tc_flow *flow, struct mlx5_flow_attr *attr) 4281f86488cbSOz Shlomo { 4282f86488cbSOz Shlomo struct mlx5_core_dev *counter_dev = get_flow_counter_dev(flow); 4283ac5da544SJianbo Liu struct mlx5_esw_flow_attr *esw_attr; 4284f86488cbSOz Shlomo 4285f86488cbSOz Shlomo if (!attr) 4286f86488cbSOz Shlomo return; 4287f86488cbSOz Shlomo 4288f86488cbSOz Shlomo if (attr->post_act_handle) 4289f86488cbSOz Shlomo mlx5e_tc_post_act_del(get_post_action(flow->priv), attr->post_act_handle); 4290f86488cbSOz Shlomo 4291e2ab5aa1SChris Mi mlx5e_tc_tun_encap_dests_unset(flow->priv, flow, attr); 4292f86488cbSOz Shlomo 4293f86488cbSOz Shlomo if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) 4294f86488cbSOz Shlomo mlx5_fc_destroy(counter_dev, attr->counter); 4295f86488cbSOz Shlomo 4296f86488cbSOz Shlomo if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 4297f86488cbSOz Shlomo mlx5e_mod_hdr_dealloc(&attr->parse_attr->mod_hdr_acts); 4298ef78b8d5SRoi Dayan mlx5e_tc_detach_mod_hdr(flow->priv, flow, attr); 4299f86488cbSOz Shlomo } 4300a830ec48SPaul Blakey 4301ac5da544SJianbo Liu if (mlx5e_is_eswitch_flow(flow)) { 4302ac5da544SJianbo Liu esw_attr = attr->esw_attr; 4303ac5da544SJianbo Liu 4304ac5da544SJianbo Liu if (esw_attr->int_port) 4305ac5da544SJianbo Liu mlx5e_tc_int_port_put(mlx5e_get_int_port_priv(flow->priv), 4306ac5da544SJianbo Liu esw_attr->int_port); 4307ac5da544SJianbo Liu 4308ac5da544SJianbo Liu if (esw_attr->dest_int_port) 4309ac5da544SJianbo Liu mlx5e_tc_int_port_put(mlx5e_get_int_port_priv(flow->priv), 4310ac5da544SJianbo Liu esw_attr->dest_int_port); 4311ac5da544SJianbo Liu } 4312ac5da544SJianbo Liu 431308fe94ecSPaul Blakey mlx5_tc_ct_delete_flow(get_ct_priv(flow->priv), attr); 431408fe94ecSPaul Blakey 4315a830ec48SPaul Blakey free_branch_attr(flow, attr->branch_true); 4316a830ec48SPaul Blakey free_branch_attr(flow, attr->branch_false); 4317f86488cbSOz Shlomo } 4318f86488cbSOz Shlomo 4319a88780a9SRoi Dayan static int 4320a88780a9SRoi Dayan mlx5e_alloc_flow(struct mlx5e_priv *priv, int attr_size, 4321226f2ca3SVlad Buslov struct flow_cls_offload *f, unsigned long flow_flags, 4322a88780a9SRoi Dayan struct mlx5e_tc_flow_parse_attr **__parse_attr, 4323a88780a9SRoi Dayan struct mlx5e_tc_flow **__flow) 4324e3a2b7edSAmir Vadai { 432517091853SOr Gerlitz struct mlx5e_tc_flow_parse_attr *parse_attr; 4326c620b772SAriel Levkovich struct mlx5_flow_attr *attr; 43273bc4b7bfSOr Gerlitz struct mlx5e_tc_flow *flow; 4328ff7ea04aSGustavo A. R. Silva int err = -ENOMEM; 4329ff7ea04aSGustavo A. R. Silva int out_index; 4330776b12b6SOr Gerlitz 4331c620b772SAriel Levkovich flow = kzalloc(sizeof(*flow), GFP_KERNEL); 43321b9a07eeSLeon Romanovsky parse_attr = kvzalloc(sizeof(*parse_attr), GFP_KERNEL); 4333ff7ea04aSGustavo A. R. Silva if (!parse_attr || !flow) 4334ff7ea04aSGustavo A. R. Silva goto err_free; 4335c620b772SAriel Levkovich 4336c620b772SAriel Levkovich flow->flags = flow_flags; 4337c620b772SAriel Levkovich flow->cookie = f->cookie; 4338c620b772SAriel Levkovich flow->priv = priv; 4339c620b772SAriel Levkovich 4340e36db1eeSRoi Dayan attr = mlx5_alloc_flow_attr(mlx5e_get_flow_namespace(flow)); 4341ff7ea04aSGustavo A. R. Silva if (!attr) 4342e3a2b7edSAmir Vadai goto err_free; 4343ff7ea04aSGustavo A. R. Silva 4344c620b772SAriel Levkovich flow->attr = attr; 4345e3a2b7edSAmir Vadai 43465a7e5bcbSVlad Buslov for (out_index = 0; out_index < MLX5_MAX_FLOW_FWD_VPORTS; out_index++) 43475a7e5bcbSVlad Buslov INIT_LIST_HEAD(&flow->encaps[out_index].list); 43485a7e5bcbSVlad Buslov INIT_LIST_HEAD(&flow->hairpin); 434914e6b038SEli Cohen INIT_LIST_HEAD(&flow->l3_to_l2_reformat); 43508300f225SRoi Dayan INIT_LIST_HEAD(&flow->attrs); 4351953bb24dSMark Bloch INIT_LIST_HEAD(&flow->peer_flows); 43525a7e5bcbSVlad Buslov refcount_set(&flow->refcnt, 1); 435395435ad7SVlad Buslov init_completion(&flow->init_done); 4354362980eaSVlad Buslov init_completion(&flow->del_hw_done); 4355e3a2b7edSAmir Vadai 4356a88780a9SRoi Dayan *__flow = flow; 4357a88780a9SRoi Dayan *__parse_attr = parse_attr; 4358a88780a9SRoi Dayan 4359a88780a9SRoi Dayan return 0; 4360a88780a9SRoi Dayan 4361a88780a9SRoi Dayan err_free: 4362a88780a9SRoi Dayan kfree(flow); 4363a88780a9SRoi Dayan kvfree(parse_attr); 4364a88780a9SRoi Dayan return err; 4365adb4c123SOr Gerlitz } 4366adb4c123SOr Gerlitz 4367988ab9c7STonghao Zhang static void 4368c7569097SAriel Levkovich mlx5e_flow_attr_init(struct mlx5_flow_attr *attr, 4369c7569097SAriel Levkovich struct mlx5e_tc_flow_parse_attr *parse_attr, 4370c7569097SAriel Levkovich struct flow_cls_offload *f) 4371c7569097SAriel Levkovich { 4372c7569097SAriel Levkovich attr->parse_attr = parse_attr; 4373c7569097SAriel Levkovich attr->chain = f->common.chain_index; 4374c7569097SAriel Levkovich attr->prio = f->common.prio; 4375c7569097SAriel Levkovich } 4376c7569097SAriel Levkovich 4377c7569097SAriel Levkovich static void 4378c620b772SAriel Levkovich mlx5e_flow_esw_attr_init(struct mlx5_flow_attr *attr, 4379988ab9c7STonghao Zhang struct mlx5e_priv *priv, 4380988ab9c7STonghao Zhang struct mlx5e_tc_flow_parse_attr *parse_attr, 4381f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4382988ab9c7STonghao Zhang struct mlx5_eswitch_rep *in_rep, 4383988ab9c7STonghao Zhang struct mlx5_core_dev *in_mdev) 4384988ab9c7STonghao Zhang { 4385988ab9c7STonghao Zhang struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 4386c620b772SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr = attr->esw_attr; 4387988ab9c7STonghao Zhang 4388c7569097SAriel Levkovich mlx5e_flow_attr_init(attr, parse_attr, f); 4389988ab9c7STonghao Zhang 4390988ab9c7STonghao Zhang esw_attr->in_rep = in_rep; 4391988ab9c7STonghao Zhang esw_attr->in_mdev = in_mdev; 4392988ab9c7STonghao Zhang 4393988ab9c7STonghao Zhang if (MLX5_CAP_ESW(esw->dev, counter_eswitch_affinity) == 4394988ab9c7STonghao Zhang MLX5_COUNTER_SOURCE_ESWITCH) 4395988ab9c7STonghao Zhang esw_attr->counter_dev = in_mdev; 4396988ab9c7STonghao Zhang else 4397988ab9c7STonghao Zhang esw_attr->counter_dev = priv->mdev; 4398988ab9c7STonghao Zhang } 4399988ab9c7STonghao Zhang 440071129676SJason Gunthorpe static struct mlx5e_tc_flow * 440104de7ddaSRoi Dayan __mlx5e_add_fdb_flow(struct mlx5e_priv *priv, 4402f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4403226f2ca3SVlad Buslov unsigned long flow_flags, 4404d11afc26SOz Shlomo struct net_device *filter_dev, 440504de7ddaSRoi Dayan struct mlx5_eswitch_rep *in_rep, 440671129676SJason Gunthorpe struct mlx5_core_dev *in_mdev) 4407a88780a9SRoi Dayan { 4408f9e30088SPablo Neira Ayuso struct flow_rule *rule = flow_cls_offload_flow_rule(f); 4409a88780a9SRoi Dayan struct netlink_ext_ack *extack = f->common.extack; 4410a88780a9SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 4411a88780a9SRoi Dayan struct mlx5e_tc_flow *flow; 4412a88780a9SRoi Dayan int attr_size, err; 4413a88780a9SRoi Dayan 4414226f2ca3SVlad Buslov flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_ESWITCH); 4415a88780a9SRoi Dayan attr_size = sizeof(struct mlx5_esw_flow_attr); 4416a88780a9SRoi Dayan err = mlx5e_alloc_flow(priv, attr_size, f, flow_flags, 4417a88780a9SRoi Dayan &parse_attr, &flow); 4418a88780a9SRoi Dayan if (err) 4419a88780a9SRoi Dayan goto out; 4420988ab9c7STonghao Zhang 4421d11afc26SOz Shlomo parse_attr->filter_dev = filter_dev; 4422c620b772SAriel Levkovich mlx5e_flow_esw_attr_init(flow->attr, 4423988ab9c7STonghao Zhang priv, parse_attr, 4424988ab9c7STonghao Zhang f, in_rep, in_mdev); 4425988ab9c7STonghao Zhang 442654c177caSOz Shlomo err = parse_cls_flower(flow->priv, flow, &parse_attr->spec, 442754c177caSOz Shlomo f, filter_dev); 4428d11afc26SOz Shlomo if (err) 4429d11afc26SOz Shlomo goto err_free; 4430a88780a9SRoi Dayan 44317e36feebSPaul Blakey /* actions validation depends on parsing the ct matches first */ 4432aedd133dSAriel Levkovich err = mlx5_tc_ct_match_add(get_ct_priv(priv), &parse_attr->spec, f, 4433c620b772SAriel Levkovich &flow->attr->ct_attr, extack); 4434a88780a9SRoi Dayan if (err) 4435a88780a9SRoi Dayan goto err_free; 4436a88780a9SRoi Dayan 443770f8019eSRoi Dayan err = parse_tc_fdb_actions(priv, &rule->action, flow, extack); 44384c3844d9SPaul Blakey if (err) 44394c3844d9SPaul Blakey goto err_free; 44404c3844d9SPaul Blakey 44417040632dSTonghao Zhang err = mlx5e_tc_add_fdb_flow(priv, flow, extack); 444295435ad7SVlad Buslov complete_all(&flow->init_done); 4443ef06c9eeSRoi Dayan if (err) { 4444ef06c9eeSRoi Dayan if (!(err == -ENETUNREACH && mlx5_lag_is_multipath(in_mdev))) 4445a32327a3SRoi Dayan goto err_free; 44465c40348cSOr Gerlitz 4447b4a23329SRoi Dayan add_unready_flow(flow); 4448ef06c9eeSRoi Dayan } 4449ef06c9eeSRoi Dayan 445071129676SJason Gunthorpe return flow; 4451e3a2b7edSAmir Vadai 4452e3a2b7edSAmir Vadai err_free: 44535a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 4454a88780a9SRoi Dayan out: 445571129676SJason Gunthorpe return ERR_PTR(err); 4456a88780a9SRoi Dayan } 4457a88780a9SRoi Dayan 4458f9e30088SPablo Neira Ayuso static int mlx5e_tc_add_fdb_peer_flow(struct flow_cls_offload *f, 445995dc1902SRoi Dayan struct mlx5e_tc_flow *flow, 4460b1661efaSShay Drory unsigned long flow_flags, 4461b1661efaSShay Drory struct mlx5_eswitch *peer_esw) 446204de7ddaSRoi Dayan { 446304de7ddaSRoi Dayan struct mlx5e_priv *priv = flow->priv, *peer_priv; 4464b1661efaSShay Drory struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 4465c620b772SAriel Levkovich struct mlx5_esw_flow_attr *attr = flow->attr->esw_attr; 446604de7ddaSRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 44679be6c21fSShay Drory int i = mlx5_get_dev_index(peer_esw->dev); 446804de7ddaSRoi Dayan struct mlx5e_rep_priv *peer_urpriv; 446904de7ddaSRoi Dayan struct mlx5e_tc_flow *peer_flow; 447004de7ddaSRoi Dayan struct mlx5_core_dev *in_mdev; 447104de7ddaSRoi Dayan int err = 0; 447204de7ddaSRoi Dayan 447304de7ddaSRoi Dayan peer_urpriv = mlx5_eswitch_get_uplink_priv(peer_esw, REP_ETH); 447404de7ddaSRoi Dayan peer_priv = netdev_priv(peer_urpriv->netdev); 447504de7ddaSRoi Dayan 447604de7ddaSRoi Dayan /* in_mdev is assigned of which the packet originated from. 447704de7ddaSRoi Dayan * So packets redirected to uplink use the same mdev of the 447804de7ddaSRoi Dayan * original flow and packets redirected from uplink use the 447904de7ddaSRoi Dayan * peer mdev. 44808ce81fc0SRoi Dayan * In multiport eswitch it's a special case that we need to 44818ce81fc0SRoi Dayan * keep the original mdev. 448204de7ddaSRoi Dayan */ 44838ce81fc0SRoi Dayan if (attr->in_rep->vport == MLX5_VPORT_UPLINK && !mlx5_lag_is_mpesw(priv->mdev)) 448404de7ddaSRoi Dayan in_mdev = peer_priv->mdev; 448504de7ddaSRoi Dayan else 448604de7ddaSRoi Dayan in_mdev = priv->mdev; 448704de7ddaSRoi Dayan 4488c620b772SAriel Levkovich parse_attr = flow->attr->parse_attr; 448995dc1902SRoi Dayan peer_flow = __mlx5e_add_fdb_flow(peer_priv, f, flow_flags, 449004de7ddaSRoi Dayan parse_attr->filter_dev, 4491c620b772SAriel Levkovich attr->in_rep, in_mdev); 449271129676SJason Gunthorpe if (IS_ERR(peer_flow)) { 449371129676SJason Gunthorpe err = PTR_ERR(peer_flow); 449404de7ddaSRoi Dayan goto out; 449571129676SJason Gunthorpe } 449604de7ddaSRoi Dayan 4497953bb24dSMark Bloch list_add_tail(&peer_flow->peer_flows, &flow->peer_flows); 4498226f2ca3SVlad Buslov flow_flag_set(flow, DUP); 449904de7ddaSRoi Dayan mutex_lock(&esw->offloads.peer_mutex); 45009be6c21fSShay Drory list_add_tail(&flow->peer[i], &esw->offloads.peer_flows[i]); 450104de7ddaSRoi Dayan mutex_unlock(&esw->offloads.peer_mutex); 450204de7ddaSRoi Dayan 450304de7ddaSRoi Dayan out: 450404de7ddaSRoi Dayan return err; 450504de7ddaSRoi Dayan } 450604de7ddaSRoi Dayan 450704de7ddaSRoi Dayan static int 450804de7ddaSRoi Dayan mlx5e_add_fdb_flow(struct mlx5e_priv *priv, 4509f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4510226f2ca3SVlad Buslov unsigned long flow_flags, 451104de7ddaSRoi Dayan struct net_device *filter_dev, 451204de7ddaSRoi Dayan struct mlx5e_tc_flow **__flow) 451304de7ddaSRoi Dayan { 451488d162b4SRoi Dayan struct mlx5_devcom_comp_dev *devcom = priv->mdev->priv.eswitch->devcom, *pos; 451504de7ddaSRoi Dayan struct mlx5e_rep_priv *rpriv = priv->ppriv; 451604de7ddaSRoi Dayan struct mlx5_eswitch_rep *in_rep = rpriv->rep; 451704de7ddaSRoi Dayan struct mlx5_core_dev *in_mdev = priv->mdev; 4518b1661efaSShay Drory struct mlx5_eswitch *peer_esw; 451904de7ddaSRoi Dayan struct mlx5e_tc_flow *flow; 452004de7ddaSRoi Dayan int err; 452104de7ddaSRoi Dayan 452271129676SJason Gunthorpe flow = __mlx5e_add_fdb_flow(priv, f, flow_flags, filter_dev, in_rep, 452371129676SJason Gunthorpe in_mdev); 452471129676SJason Gunthorpe if (IS_ERR(flow)) 452571129676SJason Gunthorpe return PTR_ERR(flow); 452604de7ddaSRoi Dayan 4527b1661efaSShay Drory if (!is_peer_flow_needed(flow)) { 4528b1661efaSShay Drory *__flow = flow; 4529b1661efaSShay Drory return 0; 453004de7ddaSRoi Dayan } 4531b1661efaSShay Drory 453288d162b4SRoi Dayan if (!mlx5_devcom_for_each_peer_begin(devcom)) { 4533b1661efaSShay Drory err = -ENODEV; 4534b1661efaSShay Drory goto clean_flow; 453504de7ddaSRoi Dayan } 453604de7ddaSRoi Dayan 453788d162b4SRoi Dayan mlx5_devcom_for_each_peer_entry(devcom, peer_esw, pos) { 4538b1661efaSShay Drory err = mlx5e_tc_add_fdb_peer_flow(f, flow, flow_flags, peer_esw); 4539b1661efaSShay Drory if (err) 4540b1661efaSShay Drory goto peer_clean; 454190ca127cSSaeed Mahameed } 454290ca127cSSaeed Mahameed 454388d162b4SRoi Dayan mlx5_devcom_for_each_peer_end(devcom); 4544b1661efaSShay Drory 454504de7ddaSRoi Dayan *__flow = flow; 454604de7ddaSRoi Dayan return 0; 454704de7ddaSRoi Dayan 4548b1661efaSShay Drory peer_clean: 454990ca127cSSaeed Mahameed mlx5e_tc_del_fdb_peers_flow(flow); 455088d162b4SRoi Dayan mlx5_devcom_for_each_peer_end(devcom); 4551b1661efaSShay Drory clean_flow: 4552b1661efaSShay Drory mlx5e_tc_del_fdb_flow(priv, flow); 455304de7ddaSRoi Dayan return err; 455404de7ddaSRoi Dayan } 455504de7ddaSRoi Dayan 4556a88780a9SRoi Dayan static int 4557a88780a9SRoi Dayan mlx5e_add_nic_flow(struct mlx5e_priv *priv, 4558f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4559226f2ca3SVlad Buslov unsigned long flow_flags, 4560d11afc26SOz Shlomo struct net_device *filter_dev, 4561a88780a9SRoi Dayan struct mlx5e_tc_flow **__flow) 4562a88780a9SRoi Dayan { 4563f9e30088SPablo Neira Ayuso struct flow_rule *rule = flow_cls_offload_flow_rule(f); 4564a88780a9SRoi Dayan struct netlink_ext_ack *extack = f->common.extack; 4565a88780a9SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 4566a88780a9SRoi Dayan struct mlx5e_tc_flow *flow; 4567a88780a9SRoi Dayan int attr_size, err; 4568a88780a9SRoi Dayan 4569c7569097SAriel Levkovich if (!MLX5_CAP_FLOWTABLE_NIC_RX(priv->mdev, ignore_flow_level)) { 4570bf07aa73SPaul Blakey if (!tc_cls_can_offload_and_chain0(priv->netdev, &f->common)) 4571bf07aa73SPaul Blakey return -EOPNOTSUPP; 4572c7569097SAriel Levkovich } else if (!tc_can_offload_extack(priv->netdev, f->common.extack)) { 4573c7569097SAriel Levkovich return -EOPNOTSUPP; 4574c7569097SAriel Levkovich } 4575bf07aa73SPaul Blakey 4576226f2ca3SVlad Buslov flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_NIC); 4577a88780a9SRoi Dayan attr_size = sizeof(struct mlx5_nic_flow_attr); 4578a88780a9SRoi Dayan err = mlx5e_alloc_flow(priv, attr_size, f, flow_flags, 4579a88780a9SRoi Dayan &parse_attr, &flow); 4580a88780a9SRoi Dayan if (err) 4581a88780a9SRoi Dayan goto out; 4582a88780a9SRoi Dayan 4583d11afc26SOz Shlomo parse_attr->filter_dev = filter_dev; 4584c7569097SAriel Levkovich mlx5e_flow_attr_init(flow->attr, parse_attr, f); 4585c7569097SAriel Levkovich 458654c177caSOz Shlomo err = parse_cls_flower(flow->priv, flow, &parse_attr->spec, 458754c177caSOz Shlomo f, filter_dev); 4588d11afc26SOz Shlomo if (err) 4589d11afc26SOz Shlomo goto err_free; 4590d11afc26SOz Shlomo 4591aedd133dSAriel Levkovich err = mlx5_tc_ct_match_add(get_ct_priv(priv), &parse_attr->spec, f, 4592aedd133dSAriel Levkovich &flow->attr->ct_attr, extack); 4593aedd133dSAriel Levkovich if (err) 4594aedd133dSAriel Levkovich goto err_free; 4595aedd133dSAriel Levkovich 4596c6cfe113SRoi Dayan err = parse_tc_nic_actions(priv, &rule->action, flow, extack); 4597a88780a9SRoi Dayan if (err) 4598a88780a9SRoi Dayan goto err_free; 4599a88780a9SRoi Dayan 4600c6cfe113SRoi Dayan err = mlx5e_tc_add_nic_flow(priv, flow, extack); 4601a88780a9SRoi Dayan if (err) 4602a88780a9SRoi Dayan goto err_free; 4603a88780a9SRoi Dayan 4604226f2ca3SVlad Buslov flow_flag_set(flow, OFFLOADED); 4605a88780a9SRoi Dayan *__flow = flow; 4606a88780a9SRoi Dayan 4607a88780a9SRoi Dayan return 0; 4608a88780a9SRoi Dayan 4609a88780a9SRoi Dayan err_free: 46108914add2SVlad Buslov flow_flag_set(flow, FAILED); 46112c0e5cf5SPaul Blakey mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts); 46125a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 4613a88780a9SRoi Dayan out: 4614a88780a9SRoi Dayan return err; 4615a88780a9SRoi Dayan } 4616a88780a9SRoi Dayan 4617a88780a9SRoi Dayan static int 4618a88780a9SRoi Dayan mlx5e_tc_add_flow(struct mlx5e_priv *priv, 4619f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4620226f2ca3SVlad Buslov unsigned long flags, 4621d11afc26SOz Shlomo struct net_device *filter_dev, 4622a88780a9SRoi Dayan struct mlx5e_tc_flow **flow) 4623a88780a9SRoi Dayan { 4624a88780a9SRoi Dayan struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 4625226f2ca3SVlad Buslov unsigned long flow_flags; 4626a88780a9SRoi Dayan int err; 4627a88780a9SRoi Dayan 4628a88780a9SRoi Dayan get_flags(flags, &flow_flags); 4629a88780a9SRoi Dayan 4630bf07aa73SPaul Blakey if (!tc_can_offload_extack(priv->netdev, f->common.extack)) 4631bf07aa73SPaul Blakey return -EOPNOTSUPP; 4632bf07aa73SPaul Blakey 4633f6455de0SBodong Wang if (esw && esw->mode == MLX5_ESWITCH_OFFLOADS) 4634d11afc26SOz Shlomo err = mlx5e_add_fdb_flow(priv, f, flow_flags, 4635d11afc26SOz Shlomo filter_dev, flow); 4636a88780a9SRoi Dayan else 4637d11afc26SOz Shlomo err = mlx5e_add_nic_flow(priv, f, flow_flags, 4638d11afc26SOz Shlomo filter_dev, flow); 4639a88780a9SRoi Dayan 4640a88780a9SRoi Dayan return err; 4641a88780a9SRoi Dayan } 4642a88780a9SRoi Dayan 4643553f9328SVu Pham static bool is_flow_rule_duplicate_allowed(struct net_device *dev, 4644553f9328SVu Pham struct mlx5e_rep_priv *rpriv) 4645553f9328SVu Pham { 4646553f9328SVu Pham /* Offloaded flow rule is allowed to duplicate on non-uplink representor 46472fb15e72SVlad Buslov * sharing tc block with other slaves of a lag device. Rpriv can be NULL if this 46482fb15e72SVlad Buslov * function is called from NIC mode. 4649553f9328SVu Pham */ 46502fb15e72SVlad Buslov return netif_is_lag_port(dev) && rpriv && rpriv->rep->vport != MLX5_VPORT_UPLINK; 4651553f9328SVu Pham } 4652553f9328SVu Pham 4653c8e350e6SJianbo Liu /* As IPsec and TC order is not aligned between software and hardware-offload, 4654c8e350e6SJianbo Liu * either IPsec offload or TC offload, not both, is allowed for a specific interface. 4655c8e350e6SJianbo Liu */ 4656c8e350e6SJianbo Liu static bool is_tc_ipsec_order_check_needed(struct net_device *filter, struct mlx5e_priv *priv) 4657c8e350e6SJianbo Liu { 4658c8e350e6SJianbo Liu if (!IS_ENABLED(CONFIG_MLX5_EN_IPSEC)) 4659c8e350e6SJianbo Liu return false; 4660c8e350e6SJianbo Liu 4661c8e350e6SJianbo Liu if (filter != priv->netdev) 4662c8e350e6SJianbo Liu return false; 4663c8e350e6SJianbo Liu 4664c8e350e6SJianbo Liu if (mlx5e_eswitch_vf_rep(priv->netdev)) 4665c8e350e6SJianbo Liu return false; 4666c8e350e6SJianbo Liu 4667c8e350e6SJianbo Liu return true; 4668c8e350e6SJianbo Liu } 4669c8e350e6SJianbo Liu 4670c8e350e6SJianbo Liu static int mlx5e_tc_block_ipsec_offload(struct net_device *filter, struct mlx5e_priv *priv) 4671c8e350e6SJianbo Liu { 4672c8e350e6SJianbo Liu struct mlx5_core_dev *mdev = priv->mdev; 4673c8e350e6SJianbo Liu 4674c8e350e6SJianbo Liu if (!is_tc_ipsec_order_check_needed(filter, priv)) 4675c8e350e6SJianbo Liu return 0; 4676c8e350e6SJianbo Liu 4677c8e350e6SJianbo Liu if (mdev->num_block_tc) 4678c8e350e6SJianbo Liu return -EBUSY; 4679c8e350e6SJianbo Liu 4680c8e350e6SJianbo Liu mdev->num_block_ipsec++; 4681c8e350e6SJianbo Liu 4682c8e350e6SJianbo Liu return 0; 4683c8e350e6SJianbo Liu } 4684c8e350e6SJianbo Liu 4685c8e350e6SJianbo Liu static void mlx5e_tc_unblock_ipsec_offload(struct net_device *filter, struct mlx5e_priv *priv) 4686c8e350e6SJianbo Liu { 4687c8e350e6SJianbo Liu if (!is_tc_ipsec_order_check_needed(filter, priv)) 4688c8e350e6SJianbo Liu return; 4689c8e350e6SJianbo Liu 4690c8e350e6SJianbo Liu priv->mdev->num_block_ipsec--; 4691c8e350e6SJianbo Liu } 4692c8e350e6SJianbo Liu 469371d82d2aSOz Shlomo int mlx5e_configure_flower(struct net_device *dev, struct mlx5e_priv *priv, 4694226f2ca3SVlad Buslov struct flow_cls_offload *f, unsigned long flags) 4695a88780a9SRoi Dayan { 4696a88780a9SRoi Dayan struct netlink_ext_ack *extack = f->common.extack; 4697d9ee0491SOr Gerlitz struct rhashtable *tc_ht = get_tc_ht(priv, flags); 4698553f9328SVu Pham struct mlx5e_rep_priv *rpriv = priv->ppriv; 4699a88780a9SRoi Dayan struct mlx5e_tc_flow *flow; 4700a88780a9SRoi Dayan int err = 0; 4701a88780a9SRoi Dayan 47027dc84de9SRoi Dayan if (!mlx5_esw_hold(priv->mdev)) 4703794131c4SJianbo Liu return -EBUSY; 47047dc84de9SRoi Dayan 4705c8e350e6SJianbo Liu err = mlx5e_tc_block_ipsec_offload(dev, priv); 4706c8e350e6SJianbo Liu if (err) 4707c8e350e6SJianbo Liu goto esw_release; 4708c8e350e6SJianbo Liu 47097dc84de9SRoi Dayan mlx5_esw_get(priv->mdev); 47107dc84de9SRoi Dayan 4711c5d326b2SVlad Buslov rcu_read_lock(); 4712c5d326b2SVlad Buslov flow = rhashtable_lookup(tc_ht, &f->cookie, tc_ht_params); 4713a88780a9SRoi Dayan if (flow) { 4714553f9328SVu Pham /* Same flow rule offloaded to non-uplink representor sharing tc block, 4715553f9328SVu Pham * just return 0. 4716553f9328SVu Pham */ 4717553f9328SVu Pham if (is_flow_rule_duplicate_allowed(dev, rpriv) && flow->orig_dev != dev) 4718c1aea9e1SVlad Buslov goto rcu_unlock; 4719553f9328SVu Pham 4720a88780a9SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 4721a88780a9SRoi Dayan "flow cookie already exists, ignoring"); 4722a88780a9SRoi Dayan netdev_warn_once(priv->netdev, 4723a88780a9SRoi Dayan "flow cookie %lx already exists, ignoring\n", 4724a88780a9SRoi Dayan f->cookie); 47250e1c1a2fSVlad Buslov err = -EEXIST; 4726c1aea9e1SVlad Buslov goto rcu_unlock; 4727a88780a9SRoi Dayan } 4728c1aea9e1SVlad Buslov rcu_unlock: 4729c1aea9e1SVlad Buslov rcu_read_unlock(); 4730c1aea9e1SVlad Buslov if (flow) 4731c1aea9e1SVlad Buslov goto out; 4732a88780a9SRoi Dayan 47337a978759SDmytro Linkin trace_mlx5e_configure_flower(f); 4734d11afc26SOz Shlomo err = mlx5e_tc_add_flow(priv, f, flags, dev, &flow); 4735a88780a9SRoi Dayan if (err) 4736a88780a9SRoi Dayan goto out; 4737a88780a9SRoi Dayan 4738553f9328SVu Pham /* Flow rule offloaded to non-uplink representor sharing tc block, 4739553f9328SVu Pham * set the flow's owner dev. 4740553f9328SVu Pham */ 4741553f9328SVu Pham if (is_flow_rule_duplicate_allowed(dev, rpriv)) 4742553f9328SVu Pham flow->orig_dev = dev; 4743553f9328SVu Pham 4744c5d326b2SVlad Buslov err = rhashtable_lookup_insert_fast(tc_ht, &flow->node, tc_ht_params); 4745a88780a9SRoi Dayan if (err) 4746a88780a9SRoi Dayan goto err_free; 4747a88780a9SRoi Dayan 47487dc84de9SRoi Dayan mlx5_esw_release(priv->mdev); 4749a88780a9SRoi Dayan return 0; 4750a88780a9SRoi Dayan 4751a88780a9SRoi Dayan err_free: 47525a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 4753a88780a9SRoi Dayan out: 4754c8e350e6SJianbo Liu mlx5e_tc_unblock_ipsec_offload(dev, priv); 47557dc84de9SRoi Dayan mlx5_esw_put(priv->mdev); 4756c8e350e6SJianbo Liu esw_release: 47577dc84de9SRoi Dayan mlx5_esw_release(priv->mdev); 4758e3a2b7edSAmir Vadai return err; 4759e3a2b7edSAmir Vadai } 4760e3a2b7edSAmir Vadai 47618f8ae895SOr Gerlitz static bool same_flow_direction(struct mlx5e_tc_flow *flow, int flags) 47628f8ae895SOr Gerlitz { 4763226f2ca3SVlad Buslov bool dir_ingress = !!(flags & MLX5_TC_FLAG(INGRESS)); 4764226f2ca3SVlad Buslov bool dir_egress = !!(flags & MLX5_TC_FLAG(EGRESS)); 47658f8ae895SOr Gerlitz 4766226f2ca3SVlad Buslov return flow_flag_test(flow, INGRESS) == dir_ingress && 4767226f2ca3SVlad Buslov flow_flag_test(flow, EGRESS) == dir_egress; 47688f8ae895SOr Gerlitz } 47698f8ae895SOr Gerlitz 477071d82d2aSOz Shlomo int mlx5e_delete_flower(struct net_device *dev, struct mlx5e_priv *priv, 4771226f2ca3SVlad Buslov struct flow_cls_offload *f, unsigned long flags) 4772e3a2b7edSAmir Vadai { 4773d9ee0491SOr Gerlitz struct rhashtable *tc_ht = get_tc_ht(priv, flags); 4774e3a2b7edSAmir Vadai struct mlx5e_tc_flow *flow; 4775c5d326b2SVlad Buslov int err; 4776e3a2b7edSAmir Vadai 4777c5d326b2SVlad Buslov rcu_read_lock(); 4778ab818362STaehee Yoo flow = rhashtable_lookup(tc_ht, &f->cookie, tc_ht_params); 4779c5d326b2SVlad Buslov if (!flow || !same_flow_direction(flow, flags)) { 4780c5d326b2SVlad Buslov err = -EINVAL; 4781c5d326b2SVlad Buslov goto errout; 4782c5d326b2SVlad Buslov } 4783e3a2b7edSAmir Vadai 4784c5d326b2SVlad Buslov /* Only delete the flow if it doesn't have MLX5E_TC_FLOW_DELETED flag 4785c5d326b2SVlad Buslov * set. 4786c5d326b2SVlad Buslov */ 4787c5d326b2SVlad Buslov if (flow_flag_test_and_set(flow, DELETED)) { 4788c5d326b2SVlad Buslov err = -EINVAL; 4789c5d326b2SVlad Buslov goto errout; 4790c5d326b2SVlad Buslov } 479105866c82SOr Gerlitz rhashtable_remove_fast(tc_ht, &flow->node, tc_ht_params); 4792c5d326b2SVlad Buslov rcu_read_unlock(); 4793e3a2b7edSAmir Vadai 47947a978759SDmytro Linkin trace_mlx5e_delete_flower(f); 47955a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 4796e3a2b7edSAmir Vadai 4797c8e350e6SJianbo Liu mlx5e_tc_unblock_ipsec_offload(dev, priv); 47987dc84de9SRoi Dayan mlx5_esw_put(priv->mdev); 4799e3a2b7edSAmir Vadai return 0; 4800c5d326b2SVlad Buslov 4801c5d326b2SVlad Buslov errout: 4802c5d326b2SVlad Buslov rcu_read_unlock(); 4803c5d326b2SVlad Buslov return err; 4804e3a2b7edSAmir Vadai } 4805e3a2b7edSAmir Vadai 48062b68d659SOz Shlomo int mlx5e_tc_fill_action_stats(struct mlx5e_priv *priv, 48072b68d659SOz Shlomo struct flow_offload_action *fl_act) 48082b68d659SOz Shlomo { 48092b68d659SOz Shlomo return mlx5e_tc_act_stats_fill_stats(get_act_stats_handle(priv), fl_act); 48102b68d659SOz Shlomo } 48112b68d659SOz Shlomo 481271d82d2aSOz Shlomo int mlx5e_stats_flower(struct net_device *dev, struct mlx5e_priv *priv, 4813226f2ca3SVlad Buslov struct flow_cls_offload *f, unsigned long flags) 4814aad7e08dSAmir Vadai { 481588d162b4SRoi Dayan struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 4816d9ee0491SOr Gerlitz struct rhashtable *tc_ht = get_tc_ht(priv, flags); 4817aad7e08dSAmir Vadai struct mlx5e_tc_flow *flow; 4818aad7e08dSAmir Vadai struct mlx5_fc *counter; 4819316d5f72SRoi Dayan u64 lastuse = 0; 4820316d5f72SRoi Dayan u64 packets = 0; 4821316d5f72SRoi Dayan u64 bytes = 0; 48225a7e5bcbSVlad Buslov int err = 0; 4823aad7e08dSAmir Vadai 4824c5d326b2SVlad Buslov rcu_read_lock(); 4825c5d326b2SVlad Buslov flow = mlx5e_flow_get(rhashtable_lookup(tc_ht, &f->cookie, 48265a7e5bcbSVlad Buslov tc_ht_params)); 4827c5d326b2SVlad Buslov rcu_read_unlock(); 48285a7e5bcbSVlad Buslov if (IS_ERR(flow)) 48295a7e5bcbSVlad Buslov return PTR_ERR(flow); 48305a7e5bcbSVlad Buslov 48315a7e5bcbSVlad Buslov if (!same_flow_direction(flow, flags)) { 48325a7e5bcbSVlad Buslov err = -EINVAL; 48335a7e5bcbSVlad Buslov goto errout; 48345a7e5bcbSVlad Buslov } 4835aad7e08dSAmir Vadai 483608fe94ecSPaul Blakey if (mlx5e_is_offloaded_flow(flow)) { 48372b68d659SOz Shlomo if (flow_flag_test(flow, USE_ACT_STATS)) { 48382b68d659SOz Shlomo f->use_act_stats = true; 48392b68d659SOz Shlomo } else { 4840b8aee822SMark Bloch counter = mlx5e_tc_get_counter(flow); 4841aad7e08dSAmir Vadai if (!counter) 48425a7e5bcbSVlad Buslov goto errout; 4843aad7e08dSAmir Vadai 4844aad7e08dSAmir Vadai mlx5_fc_query_cached(counter, &bytes, &packets, &lastuse); 4845316d5f72SRoi Dayan } 48462b68d659SOz Shlomo } 4847aad7e08dSAmir Vadai 4848316d5f72SRoi Dayan /* Under multipath it's possible for one rule to be currently 4849316d5f72SRoi Dayan * un-offloaded while the other rule is offloaded. 4850316d5f72SRoi Dayan */ 485188d162b4SRoi Dayan if (esw && !mlx5_devcom_for_each_peer_begin(esw->devcom)) 485204de7ddaSRoi Dayan goto out; 485304de7ddaSRoi Dayan 4854953bb24dSMark Bloch if (flow_flag_test(flow, DUP)) { 4855953bb24dSMark Bloch struct mlx5e_tc_flow *peer_flow; 4856953bb24dSMark Bloch 4857953bb24dSMark Bloch list_for_each_entry(peer_flow, &flow->peer_flows, peer_flows) { 485804de7ddaSRoi Dayan u64 packets2; 485904de7ddaSRoi Dayan u64 lastuse2; 4860953bb24dSMark Bloch u64 bytes2; 486104de7ddaSRoi Dayan 4862953bb24dSMark Bloch if (!flow_flag_test(peer_flow, OFFLOADED)) 4863953bb24dSMark Bloch continue; 48642b68d659SOz Shlomo if (flow_flag_test(flow, USE_ACT_STATS)) { 48652b68d659SOz Shlomo f->use_act_stats = true; 4866953bb24dSMark Bloch break; 4867953bb24dSMark Bloch } 4868953bb24dSMark Bloch 4869953bb24dSMark Bloch counter = mlx5e_tc_get_counter(peer_flow); 4870316d5f72SRoi Dayan if (!counter) 4871316d5f72SRoi Dayan goto no_peer_counter; 4872953bb24dSMark Bloch mlx5_fc_query_cached(counter, &bytes2, &packets2, 4873953bb24dSMark Bloch &lastuse2); 487404de7ddaSRoi Dayan 487504de7ddaSRoi Dayan bytes += bytes2; 487604de7ddaSRoi Dayan packets += packets2; 487704de7ddaSRoi Dayan lastuse = max_t(u64, lastuse, lastuse2); 487804de7ddaSRoi Dayan } 48792b68d659SOz Shlomo } 488004de7ddaSRoi Dayan 4881316d5f72SRoi Dayan no_peer_counter: 488288d162b4SRoi Dayan if (esw) 488388d162b4SRoi Dayan mlx5_devcom_for_each_peer_end(esw->devcom); 488404de7ddaSRoi Dayan out: 48854b61d3e8SPo Liu flow_stats_update(&f->stats, bytes, packets, 0, lastuse, 488693a129ebSJiri Pirko FLOW_ACTION_HW_STATS_DELAYED); 48877a978759SDmytro Linkin trace_mlx5e_stats_flower(f); 48885a7e5bcbSVlad Buslov errout: 48895a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 48905a7e5bcbSVlad Buslov return err; 4891aad7e08dSAmir Vadai } 4892aad7e08dSAmir Vadai 48931fe3e316SParav Pandit static int apply_police_params(struct mlx5e_priv *priv, u64 rate, 4894fcb64c0fSEli Cohen struct netlink_ext_ack *extack) 4895fcb64c0fSEli Cohen { 4896fcb64c0fSEli Cohen struct mlx5e_rep_priv *rpriv = priv->ppriv; 4897fcb64c0fSEli Cohen struct mlx5_eswitch *esw; 48981fe3e316SParav Pandit u32 rate_mbps = 0; 4899fcb64c0fSEli Cohen u16 vport_num; 4900fcb64c0fSEli Cohen int err; 4901fcb64c0fSEli Cohen 4902e401a184SEli Cohen vport_num = rpriv->rep->vport; 4903e401a184SEli Cohen if (vport_num >= MLX5_VPORT_ECPF) { 4904e401a184SEli Cohen NL_SET_ERR_MSG_MOD(extack, 4905e401a184SEli Cohen "Ingress rate limit is supported only for Eswitch ports connected to VFs"); 4906e401a184SEli Cohen return -EOPNOTSUPP; 4907e401a184SEli Cohen } 4908e401a184SEli Cohen 4909fcb64c0fSEli Cohen esw = priv->mdev->priv.eswitch; 4910fcb64c0fSEli Cohen /* rate is given in bytes/sec. 4911fcb64c0fSEli Cohen * First convert to bits/sec and then round to the nearest mbit/secs. 4912fcb64c0fSEli Cohen * mbit means million bits. 4913fcb64c0fSEli Cohen * Moreover, if rate is non zero we choose to configure to a minimum of 4914fcb64c0fSEli Cohen * 1 mbit/sec. 4915fcb64c0fSEli Cohen */ 49161fe3e316SParav Pandit if (rate) { 49171fe3e316SParav Pandit rate = (rate * BITS_PER_BYTE) + 500000; 49188b90d897SParav Pandit do_div(rate, 1000000); 49198b90d897SParav Pandit rate_mbps = max_t(u32, rate, 1); 49201fe3e316SParav Pandit } 49211fe3e316SParav Pandit 49222d116e3eSDmytro Linkin err = mlx5_esw_qos_modify_vport_rate(esw, vport_num, rate_mbps); 4923fcb64c0fSEli Cohen if (err) 4924fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "failed applying action to hardware"); 4925fcb64c0fSEli Cohen 4926fcb64c0fSEli Cohen return err; 4927fcb64c0fSEli Cohen } 4928fcb64c0fSEli Cohen 49293603f266SOz Shlomo static int 49303603f266SOz Shlomo tc_matchall_police_validate(const struct flow_action *action, 4931d97b4b10SJianbo Liu const struct flow_action_entry *act, 4932d97b4b10SJianbo Liu struct netlink_ext_ack *extack) 4933d97b4b10SJianbo Liu { 49343603f266SOz Shlomo if (act->police.notexceed.act_id != FLOW_ACTION_CONTINUE) { 49353603f266SOz Shlomo NL_SET_ERR_MSG_MOD(extack, 49363603f266SOz Shlomo "Offload not supported when conform action is not continue"); 49373603f266SOz Shlomo return -EOPNOTSUPP; 49383603f266SOz Shlomo } 49393603f266SOz Shlomo 4940d97b4b10SJianbo Liu if (act->police.exceed.act_id != FLOW_ACTION_DROP) { 4941d97b4b10SJianbo Liu NL_SET_ERR_MSG_MOD(extack, 4942d97b4b10SJianbo Liu "Offload not supported when exceed action is not drop"); 4943d97b4b10SJianbo Liu return -EOPNOTSUPP; 4944d97b4b10SJianbo Liu } 4945d97b4b10SJianbo Liu 4946d97b4b10SJianbo Liu if (act->police.notexceed.act_id == FLOW_ACTION_ACCEPT && 4947d97b4b10SJianbo Liu !flow_action_is_last_entry(action, act)) { 4948d97b4b10SJianbo Liu NL_SET_ERR_MSG_MOD(extack, 4949d97b4b10SJianbo Liu "Offload not supported when conform action is ok, but action is not last"); 4950d97b4b10SJianbo Liu return -EOPNOTSUPP; 4951d97b4b10SJianbo Liu } 4952d97b4b10SJianbo Liu 4953d97b4b10SJianbo Liu if (act->police.peakrate_bytes_ps || 4954d97b4b10SJianbo Liu act->police.avrate || act->police.overhead) { 4955d97b4b10SJianbo Liu NL_SET_ERR_MSG_MOD(extack, 4956d97b4b10SJianbo Liu "Offload not supported when peakrate/avrate/overhead is configured"); 4957d97b4b10SJianbo Liu return -EOPNOTSUPP; 4958d97b4b10SJianbo Liu } 4959d97b4b10SJianbo Liu 4960d97b4b10SJianbo Liu return 0; 4961d97b4b10SJianbo Liu } 4962d97b4b10SJianbo Liu 4963fcb64c0fSEli Cohen static int scan_tc_matchall_fdb_actions(struct mlx5e_priv *priv, 4964fcb64c0fSEli Cohen struct flow_action *flow_action, 4965fcb64c0fSEli Cohen struct netlink_ext_ack *extack) 4966fcb64c0fSEli Cohen { 4967fcb64c0fSEli Cohen struct mlx5e_rep_priv *rpriv = priv->ppriv; 4968fcb64c0fSEli Cohen const struct flow_action_entry *act; 4969fcb64c0fSEli Cohen int err; 4970fcb64c0fSEli Cohen int i; 4971fcb64c0fSEli Cohen 4972fcb64c0fSEli Cohen if (!flow_action_has_entries(flow_action)) { 4973fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "matchall called with no action"); 4974fcb64c0fSEli Cohen return -EINVAL; 4975fcb64c0fSEli Cohen } 4976fcb64c0fSEli Cohen 4977fcb64c0fSEli Cohen if (!flow_offload_has_one_action(flow_action)) { 4978fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "matchall policing support only a single action"); 4979fcb64c0fSEli Cohen return -EOPNOTSUPP; 4980fcb64c0fSEli Cohen } 4981fcb64c0fSEli Cohen 49820885ae1aSAbhiram R N if (!flow_action_basic_hw_stats_check(flow_action, extack)) { 49830885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, "Flow action HW stats type is not supported"); 4984319a1d19SJiri Pirko return -EOPNOTSUPP; 49850885ae1aSAbhiram R N } 4986319a1d19SJiri Pirko 4987fcb64c0fSEli Cohen flow_action_for_each(i, act, flow_action) { 4988fcb64c0fSEli Cohen switch (act->id) { 4989fcb64c0fSEli Cohen case FLOW_ACTION_POLICE: 49903603f266SOz Shlomo err = tc_matchall_police_validate(flow_action, act, extack); 4991d97b4b10SJianbo Liu if (err) 4992d97b4b10SJianbo Liu return err; 4993d97b4b10SJianbo Liu 4994fcb64c0fSEli Cohen err = apply_police_params(priv, act->police.rate_bytes_ps, extack); 4995fcb64c0fSEli Cohen if (err) 4996fcb64c0fSEli Cohen return err; 4997fcb64c0fSEli Cohen 499880f12414SAmir Tzin mlx5e_stats_copy_rep_stats(&rpriv->prev_vf_vport_stats, 499980f12414SAmir Tzin &priv->stats.rep_stats); 5000fcb64c0fSEli Cohen break; 5001fcb64c0fSEli Cohen default: 5002fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "mlx5 supports only police action for matchall"); 5003fcb64c0fSEli Cohen return -EOPNOTSUPP; 5004fcb64c0fSEli Cohen } 5005fcb64c0fSEli Cohen } 5006fcb64c0fSEli Cohen 5007fcb64c0fSEli Cohen return 0; 5008fcb64c0fSEli Cohen } 5009fcb64c0fSEli Cohen 5010fcb64c0fSEli Cohen int mlx5e_tc_configure_matchall(struct mlx5e_priv *priv, 5011fcb64c0fSEli Cohen struct tc_cls_matchall_offload *ma) 5012fcb64c0fSEli Cohen { 5013fcb64c0fSEli Cohen struct netlink_ext_ack *extack = ma->common.extack; 5014fcb64c0fSEli Cohen 50157b83355fSEli Cohen if (ma->common.prio != 1) { 5016fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "only priority 1 is supported"); 5017fcb64c0fSEli Cohen return -EINVAL; 5018fcb64c0fSEli Cohen } 5019fcb64c0fSEli Cohen 5020fcb64c0fSEli Cohen return scan_tc_matchall_fdb_actions(priv, &ma->rule->action, extack); 5021fcb64c0fSEli Cohen } 5022fcb64c0fSEli Cohen 5023fcb64c0fSEli Cohen int mlx5e_tc_delete_matchall(struct mlx5e_priv *priv, 5024fcb64c0fSEli Cohen struct tc_cls_matchall_offload *ma) 5025fcb64c0fSEli Cohen { 5026fcb64c0fSEli Cohen struct netlink_ext_ack *extack = ma->common.extack; 5027fcb64c0fSEli Cohen 5028fcb64c0fSEli Cohen return apply_police_params(priv, 0, extack); 5029fcb64c0fSEli Cohen } 5030fcb64c0fSEli Cohen 5031fcb64c0fSEli Cohen void mlx5e_tc_stats_matchall(struct mlx5e_priv *priv, 5032fcb64c0fSEli Cohen struct tc_cls_matchall_offload *ma) 5033fcb64c0fSEli Cohen { 5034fcb64c0fSEli Cohen struct mlx5e_rep_priv *rpriv = priv->ppriv; 5035fcb64c0fSEli Cohen struct rtnl_link_stats64 cur_stats; 5036fcb64c0fSEli Cohen u64 dbytes; 5037fcb64c0fSEli Cohen u64 dpkts; 5038fcb64c0fSEli Cohen 503980f12414SAmir Tzin mlx5e_stats_copy_rep_stats(&cur_stats, &priv->stats.rep_stats); 5040fcb64c0fSEli Cohen dpkts = cur_stats.rx_packets - rpriv->prev_vf_vport_stats.rx_packets; 5041fcb64c0fSEli Cohen dbytes = cur_stats.rx_bytes - rpriv->prev_vf_vport_stats.rx_bytes; 5042fcb64c0fSEli Cohen rpriv->prev_vf_vport_stats = cur_stats; 50434b61d3e8SPo Liu flow_stats_update(&ma->stats, dbytes, dpkts, 0, jiffies, 504493a129ebSJiri Pirko FLOW_ACTION_HW_STATS_DELAYED); 5045fcb64c0fSEli Cohen } 5046fcb64c0fSEli Cohen 50474d8fcf21SAlaa Hleihel static void mlx5e_tc_hairpin_update_dead_peer(struct mlx5e_priv *priv, 50484d8fcf21SAlaa Hleihel struct mlx5e_priv *peer_priv) 50494d8fcf21SAlaa Hleihel { 5050f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 50514d8fcf21SAlaa Hleihel struct mlx5_core_dev *peer_mdev = peer_priv->mdev; 5052db76ca24SVlad Buslov struct mlx5e_hairpin_entry *hpe, *tmp; 5053db76ca24SVlad Buslov LIST_HEAD(init_wait_list); 50544d8fcf21SAlaa Hleihel u16 peer_vhca_id; 50554d8fcf21SAlaa Hleihel int bkt; 50564d8fcf21SAlaa Hleihel 5057ab3f3d5eSRoi Dayan if (!mlx5e_same_hw_devs(priv, peer_priv)) 50584d8fcf21SAlaa Hleihel return; 50594d8fcf21SAlaa Hleihel 50604d8fcf21SAlaa Hleihel peer_vhca_id = MLX5_CAP_GEN(peer_mdev, vhca_id); 50614d8fcf21SAlaa Hleihel 5062f52f2faeSLama Kayal mutex_lock(&tc->hairpin_tbl_lock); 5063f52f2faeSLama Kayal hash_for_each(tc->hairpin_tbl, bkt, hpe, hairpin_hlist) 5064db76ca24SVlad Buslov if (refcount_inc_not_zero(&hpe->refcnt)) 5065db76ca24SVlad Buslov list_add(&hpe->dead_peer_wait_list, &init_wait_list); 5066f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 5067db76ca24SVlad Buslov 5068db76ca24SVlad Buslov list_for_each_entry_safe(hpe, tmp, &init_wait_list, dead_peer_wait_list) { 5069db76ca24SVlad Buslov wait_for_completion(&hpe->res_ready); 5070db76ca24SVlad Buslov if (!IS_ERR_OR_NULL(hpe->hp) && hpe->peer_vhca_id == peer_vhca_id) 5071a3e5fd93SDima Chumak mlx5_core_hairpin_clear_dead_peer(hpe->hp->pair); 5072db76ca24SVlad Buslov 5073db76ca24SVlad Buslov mlx5e_hairpin_put(priv, hpe); 5074db76ca24SVlad Buslov } 50754d8fcf21SAlaa Hleihel } 50764d8fcf21SAlaa Hleihel 50774d8fcf21SAlaa Hleihel static int mlx5e_tc_netdev_event(struct notifier_block *this, 50784d8fcf21SAlaa Hleihel unsigned long event, void *ptr) 50794d8fcf21SAlaa Hleihel { 50804d8fcf21SAlaa Hleihel struct net_device *ndev = netdev_notifier_info_to_dev(ptr); 50814d8fcf21SAlaa Hleihel struct mlx5e_priv *peer_priv; 50824d8fcf21SAlaa Hleihel struct mlx5e_tc_table *tc; 50834d8fcf21SAlaa Hleihel struct mlx5e_priv *priv; 50844d8fcf21SAlaa Hleihel 50854d8fcf21SAlaa Hleihel if (ndev->netdev_ops != &mlx5e_netdev_ops || 50864d8fcf21SAlaa Hleihel event != NETDEV_UNREGISTER || 50874d8fcf21SAlaa Hleihel ndev->reg_state == NETREG_REGISTERED) 50884d8fcf21SAlaa Hleihel return NOTIFY_DONE; 50894d8fcf21SAlaa Hleihel 50904d8fcf21SAlaa Hleihel tc = container_of(this, struct mlx5e_tc_table, netdevice_nb); 509165f586c2SLama Kayal priv = tc->priv; 50924d8fcf21SAlaa Hleihel peer_priv = netdev_priv(ndev); 50934d8fcf21SAlaa Hleihel if (priv == peer_priv || 50944d8fcf21SAlaa Hleihel !(priv->netdev->features & NETIF_F_HW_TC)) 50954d8fcf21SAlaa Hleihel return NOTIFY_DONE; 50964d8fcf21SAlaa Hleihel 50974d8fcf21SAlaa Hleihel mlx5e_tc_hairpin_update_dead_peer(priv, peer_priv); 50984d8fcf21SAlaa Hleihel 50994d8fcf21SAlaa Hleihel return NOTIFY_DONE; 51004d8fcf21SAlaa Hleihel } 51014d8fcf21SAlaa Hleihel 510266cb64e2SMaor Dickman static int mlx5e_tc_nic_create_miss_table(struct mlx5e_priv *priv) 510366cb64e2SMaor Dickman { 5104f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 5105f52f2faeSLama Kayal struct mlx5_flow_table **ft = &tc->miss_t; 510666cb64e2SMaor Dickman struct mlx5_flow_table_attr ft_attr = {}; 510766cb64e2SMaor Dickman struct mlx5_flow_namespace *ns; 510866cb64e2SMaor Dickman int err = 0; 510966cb64e2SMaor Dickman 511066cb64e2SMaor Dickman ft_attr.max_fte = 1; 511166cb64e2SMaor Dickman ft_attr.autogroup.max_num_groups = 1; 511266cb64e2SMaor Dickman ft_attr.level = MLX5E_TC_MISS_LEVEL; 511366cb64e2SMaor Dickman ft_attr.prio = 0; 511466cb64e2SMaor Dickman ns = mlx5_get_flow_namespace(priv->mdev, MLX5_FLOW_NAMESPACE_KERNEL); 511566cb64e2SMaor Dickman 511666cb64e2SMaor Dickman *ft = mlx5_create_auto_grouped_flow_table(ns, &ft_attr); 511766cb64e2SMaor Dickman if (IS_ERR(*ft)) { 511866cb64e2SMaor Dickman err = PTR_ERR(*ft); 511966cb64e2SMaor Dickman netdev_err(priv->netdev, "failed to create tc nic miss table err=%d\n", err); 512066cb64e2SMaor Dickman } 512166cb64e2SMaor Dickman 512266cb64e2SMaor Dickman return err; 512366cb64e2SMaor Dickman } 512466cb64e2SMaor Dickman 512566cb64e2SMaor Dickman static void mlx5e_tc_nic_destroy_miss_table(struct mlx5e_priv *priv) 512666cb64e2SMaor Dickman { 5127f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 5128f52f2faeSLama Kayal 5129f52f2faeSLama Kayal mlx5_destroy_flow_table(tc->miss_t); 513066cb64e2SMaor Dickman } 513166cb64e2SMaor Dickman 5132655dc3d2SOr Gerlitz int mlx5e_tc_nic_init(struct mlx5e_priv *priv) 5133e8f887acSAmir Vadai { 5134f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 51356a064674SAriel Levkovich struct mlx5_core_dev *dev = priv->mdev; 5136c9355682SChris Mi struct mapping_ctx *chains_mapping; 51376a064674SAriel Levkovich struct mlx5_chains_attr attr = {}; 51382198b932SRoi Dayan u64 mapping_id; 51394d8fcf21SAlaa Hleihel int err; 5140e8f887acSAmir Vadai 5141b2fdf3d0SPaul Blakey mlx5e_mod_hdr_tbl_init(&tc->mod_hdr); 5142b6fac0b4SVlad Buslov mutex_init(&tc->t_lock); 5143b32accdaSVlad Buslov mutex_init(&tc->hairpin_tbl_lock); 51445c65c564SOr Gerlitz hash_init(tc->hairpin_tbl); 514565f586c2SLama Kayal tc->priv = priv; 514611c9c548SOr Gerlitz 51474d8fcf21SAlaa Hleihel err = rhashtable_init(&tc->ht, &tc_ht_params); 51484d8fcf21SAlaa Hleihel if (err) 51494d8fcf21SAlaa Hleihel return err; 51504d8fcf21SAlaa Hleihel 51519ba33339SRoi Dayan lockdep_set_class(&tc->ht.mutex, &tc_ht_lock_key); 51525aa56105SVlad Buslov lockdep_init_map(&tc->ht.run_work.lockdep_map, "tc_ht_wq_key", &tc_ht_wq_key, 0); 51539ba33339SRoi Dayan 51542198b932SRoi Dayan mapping_id = mlx5_query_nic_system_image_guid(dev); 51552198b932SRoi Dayan 51562198b932SRoi Dayan chains_mapping = mapping_create_for_id(mapping_id, MAPPING_TYPE_CHAIN, 51572198b932SRoi Dayan sizeof(struct mlx5_mapped_obj), 5158c9355682SChris Mi MLX5E_TC_TABLE_CHAIN_TAG_MASK, true); 51592198b932SRoi Dayan 5160c9355682SChris Mi if (IS_ERR(chains_mapping)) { 5161c9355682SChris Mi err = PTR_ERR(chains_mapping); 5162c9355682SChris Mi goto err_mapping; 5163c9355682SChris Mi } 5164c9355682SChris Mi tc->mapping = chains_mapping; 5165c9355682SChris Mi 516666cb64e2SMaor Dickman err = mlx5e_tc_nic_create_miss_table(priv); 516766cb64e2SMaor Dickman if (err) 516866cb64e2SMaor Dickman goto err_chains; 516966cb64e2SMaor Dickman 5170c9355682SChris Mi if (MLX5_CAP_FLOWTABLE_NIC_RX(priv->mdev, ignore_flow_level)) 5171c7569097SAriel Levkovich attr.flags = MLX5_CHAINS_AND_PRIOS_SUPPORTED | 5172c7569097SAriel Levkovich MLX5_CHAINS_IGNORE_FLOW_LEVEL_SUPPORTED; 51736a064674SAriel Levkovich attr.ns = MLX5_FLOW_NAMESPACE_KERNEL; 51746a064674SAriel Levkovich attr.max_grp_num = MLX5E_TC_TABLE_NUM_GROUPS; 5175f52f2faeSLama Kayal attr.default_ft = tc->miss_t; 5176c9355682SChris Mi attr.mapping = chains_mapping; 51778e80e564SPaul Blakey attr.fs_base_prio = MLX5E_TC_PRIO; 51786a064674SAriel Levkovich 51796a064674SAriel Levkovich tc->chains = mlx5_chains_create(dev, &attr); 51806a064674SAriel Levkovich if (IS_ERR(tc->chains)) { 51816a064674SAriel Levkovich err = PTR_ERR(tc->chains); 518266cb64e2SMaor Dickman goto err_miss; 51836a064674SAriel Levkovich } 51846a064674SAriel Levkovich 51858e80e564SPaul Blakey mlx5_chains_print_info(tc->chains); 51868e80e564SPaul Blakey 5187f0da4daaSChris Mi tc->post_act = mlx5e_tc_post_act_init(priv, tc->chains, MLX5_FLOW_NAMESPACE_KERNEL); 518865f586c2SLama Kayal tc->ct = mlx5_tc_ct_init(priv, tc->chains, &tc->mod_hdr, 5189f0da4daaSChris Mi MLX5_FLOW_NAMESPACE_KERNEL, tc->post_act); 5190aedd133dSAriel Levkovich 51914d8fcf21SAlaa Hleihel tc->netdevice_nb.notifier_call = mlx5e_tc_netdev_event; 5192d48834f9SJiri Pirko err = register_netdevice_notifier_dev_net(priv->netdev, 5193d48834f9SJiri Pirko &tc->netdevice_nb, 5194d48834f9SJiri Pirko &tc->netdevice_nn); 5195d48834f9SJiri Pirko if (err) { 51964d8fcf21SAlaa Hleihel tc->netdevice_nb.notifier_call = NULL; 51974d8fcf21SAlaa Hleihel mlx5_core_warn(priv->mdev, "Failed to register netdev notifier\n"); 51986a064674SAriel Levkovich goto err_reg; 51994d8fcf21SAlaa Hleihel } 52004d8fcf21SAlaa Hleihel 52010e414518SGal Pressman mlx5e_tc_debugfs_init(tc, mlx5e_fs_get_debugfs_root(priv->fs)); 52020e414518SGal Pressman 5203d13674b1SOz Shlomo tc->action_stats_handle = mlx5e_tc_act_stats_create(); 52041166add4SOz Shlomo if (IS_ERR(tc->action_stats_handle)) { 52051166add4SOz Shlomo err = PTR_ERR(tc->action_stats_handle); 5206d13674b1SOz Shlomo goto err_act_stats; 52071166add4SOz Shlomo } 5208d13674b1SOz Shlomo 52096a064674SAriel Levkovich return 0; 52106a064674SAriel Levkovich 5211d13674b1SOz Shlomo err_act_stats: 5212d13674b1SOz Shlomo unregister_netdevice_notifier_dev_net(priv->netdev, 5213d13674b1SOz Shlomo &tc->netdevice_nb, 5214d13674b1SOz Shlomo &tc->netdevice_nn); 52156a064674SAriel Levkovich err_reg: 5216aedd133dSAriel Levkovich mlx5_tc_ct_clean(tc->ct); 5217f0da4daaSChris Mi mlx5e_tc_post_act_destroy(tc->post_act); 52186a064674SAriel Levkovich mlx5_chains_destroy(tc->chains); 521966cb64e2SMaor Dickman err_miss: 522066cb64e2SMaor Dickman mlx5e_tc_nic_destroy_miss_table(priv); 52216a064674SAriel Levkovich err_chains: 5222c9355682SChris Mi mapping_destroy(chains_mapping); 5223c9355682SChris Mi err_mapping: 52246a064674SAriel Levkovich rhashtable_destroy(&tc->ht); 52254d8fcf21SAlaa Hleihel return err; 5226e8f887acSAmir Vadai } 5227e8f887acSAmir Vadai 5228e8f887acSAmir Vadai static void _mlx5e_tc_del_flow(void *ptr, void *arg) 5229e8f887acSAmir Vadai { 5230e8f887acSAmir Vadai struct mlx5e_tc_flow *flow = ptr; 5231655dc3d2SOr Gerlitz struct mlx5e_priv *priv = flow->priv; 5232e8f887acSAmir Vadai 5233961e8979SRoi Dayan mlx5e_tc_del_flow(priv, flow); 5234e8f887acSAmir Vadai kfree(flow); 5235e8f887acSAmir Vadai } 5236e8f887acSAmir Vadai 5237655dc3d2SOr Gerlitz void mlx5e_tc_nic_cleanup(struct mlx5e_priv *priv) 5238e8f887acSAmir Vadai { 5239f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 5240e8f887acSAmir Vadai 52410e414518SGal Pressman debugfs_remove_recursive(tc->dfs_root); 52420e414518SGal Pressman 52434d8fcf21SAlaa Hleihel if (tc->netdevice_nb.notifier_call) 5244d48834f9SJiri Pirko unregister_netdevice_notifier_dev_net(priv->netdev, 5245d48834f9SJiri Pirko &tc->netdevice_nb, 5246d48834f9SJiri Pirko &tc->netdevice_nn); 52474d8fcf21SAlaa Hleihel 5248b2fdf3d0SPaul Blakey mlx5e_mod_hdr_tbl_destroy(&tc->mod_hdr); 5249b32accdaSVlad Buslov mutex_destroy(&tc->hairpin_tbl_lock); 5250b32accdaSVlad Buslov 52516a064674SAriel Levkovich rhashtable_free_and_destroy(&tc->ht, _mlx5e_tc_del_flow, NULL); 5252e8f887acSAmir Vadai 5253acff797cSMaor Gottlieb if (!IS_ERR_OR_NULL(tc->t)) { 52546a064674SAriel Levkovich mlx5_chains_put_table(tc->chains, 0, 1, MLX5E_TC_FT_LEVEL); 5255acff797cSMaor Gottlieb tc->t = NULL; 5256e8f887acSAmir Vadai } 5257b6fac0b4SVlad Buslov mutex_destroy(&tc->t_lock); 52586a064674SAriel Levkovich 5259aedd133dSAriel Levkovich mlx5_tc_ct_clean(tc->ct); 5260f0da4daaSChris Mi mlx5e_tc_post_act_destroy(tc->post_act); 5261c9355682SChris Mi mapping_destroy(tc->mapping); 52626a064674SAriel Levkovich mlx5_chains_destroy(tc->chains); 526366cb64e2SMaor Dickman mlx5e_tc_nic_destroy_miss_table(priv); 5264d13674b1SOz Shlomo mlx5e_tc_act_stats_free(tc->action_stats_handle); 5265e8f887acSAmir Vadai } 5266655dc3d2SOr Gerlitz 5267d1a3138fSPaul Blakey int mlx5e_tc_ht_init(struct rhashtable *tc_ht) 5268d1a3138fSPaul Blakey { 5269d1a3138fSPaul Blakey int err; 5270d1a3138fSPaul Blakey 5271d1a3138fSPaul Blakey err = rhashtable_init(tc_ht, &tc_ht_params); 5272d1a3138fSPaul Blakey if (err) 5273d1a3138fSPaul Blakey return err; 5274d1a3138fSPaul Blakey 5275d1a3138fSPaul Blakey lockdep_set_class(&tc_ht->mutex, &tc_ht_lock_key); 52765aa56105SVlad Buslov lockdep_init_map(&tc_ht->run_work.lockdep_map, "tc_ht_wq_key", &tc_ht_wq_key, 0); 5277d1a3138fSPaul Blakey 5278d1a3138fSPaul Blakey return 0; 5279d1a3138fSPaul Blakey } 5280d1a3138fSPaul Blakey 5281d1a3138fSPaul Blakey void mlx5e_tc_ht_cleanup(struct rhashtable *tc_ht) 5282d1a3138fSPaul Blakey { 5283d1a3138fSPaul Blakey rhashtable_free_and_destroy(tc_ht, _mlx5e_tc_del_flow, NULL); 5284d1a3138fSPaul Blakey } 5285d1a3138fSPaul Blakey 5286d1a3138fSPaul Blakey int mlx5e_tc_esw_init(struct mlx5_rep_uplink_priv *uplink_priv) 5287655dc3d2SOr Gerlitz { 5288d7a42ad0SRoi Dayan const size_t sz_enc_opts = sizeof(struct tunnel_match_enc_opts); 52891161d22dSRoi Dayan struct netdev_phys_item_id ppid; 5290aedd133dSAriel Levkovich struct mlx5e_rep_priv *rpriv; 52910a7fcb78SPaul Blakey struct mapping_ctx *mapping; 5292aedd133dSAriel Levkovich struct mlx5_eswitch *esw; 5293aedd133dSAriel Levkovich struct mlx5e_priv *priv; 52941161d22dSRoi Dayan u64 mapping_id, key; 5295aedd133dSAriel Levkovich int err = 0; 52960a7fcb78SPaul Blakey 5297aedd133dSAriel Levkovich rpriv = container_of(uplink_priv, struct mlx5e_rep_priv, uplink_priv); 5298aedd133dSAriel Levkovich priv = netdev_priv(rpriv->netdev); 5299aedd133dSAriel Levkovich esw = priv->mdev->priv.eswitch; 53000a7fcb78SPaul Blakey 5301f0da4daaSChris Mi uplink_priv->post_act = mlx5e_tc_post_act_init(priv, esw_chains(esw), 5302f0da4daaSChris Mi MLX5_FLOW_NAMESPACE_FDB); 5303aedd133dSAriel Levkovich uplink_priv->ct_priv = mlx5_tc_ct_init(netdev_priv(priv->netdev), 5304aedd133dSAriel Levkovich esw_chains(esw), 5305aedd133dSAriel Levkovich &esw->offloads.mod_hdr, 5306f0da4daaSChris Mi MLX5_FLOW_NAMESPACE_FDB, 5307f0da4daaSChris Mi uplink_priv->post_act); 53084c3844d9SPaul Blakey 53094f4edcc2SAriel Levkovich uplink_priv->int_port_priv = mlx5e_tc_int_port_init(netdev_priv(priv->netdev)); 53104f4edcc2SAriel Levkovich 53112741f223SChris Mi uplink_priv->tc_psample = mlx5e_tc_sample_init(esw, uplink_priv->post_act); 53122a9ab10aSChris Mi 53132198b932SRoi Dayan mapping_id = mlx5_query_nic_system_image_guid(esw->dev); 53142198b932SRoi Dayan 53152198b932SRoi Dayan mapping = mapping_create_for_id(mapping_id, MAPPING_TYPE_TUNNEL, 53162198b932SRoi Dayan sizeof(struct tunnel_match_key), 53170a7fcb78SPaul Blakey TUNNEL_INFO_BITS_MASK, true); 53182198b932SRoi Dayan 53190a7fcb78SPaul Blakey if (IS_ERR(mapping)) { 53200a7fcb78SPaul Blakey err = PTR_ERR(mapping); 53210a7fcb78SPaul Blakey goto err_tun_mapping; 53220a7fcb78SPaul Blakey } 53230a7fcb78SPaul Blakey uplink_priv->tunnel_mapping = mapping; 53240a7fcb78SPaul Blakey 53253222efd4SVlad Buslov /* Two last values are reserved for stack devices slow path table mark 53263222efd4SVlad Buslov * and bridge ingress push mark. 53273222efd4SVlad Buslov */ 53282198b932SRoi Dayan mapping = mapping_create_for_id(mapping_id, MAPPING_TYPE_TUNNEL_ENC_OPTS, 53293222efd4SVlad Buslov sz_enc_opts, ENC_OPTS_BITS_MASK - 2, true); 53300a7fcb78SPaul Blakey if (IS_ERR(mapping)) { 53310a7fcb78SPaul Blakey err = PTR_ERR(mapping); 53320a7fcb78SPaul Blakey goto err_enc_opts_mapping; 53330a7fcb78SPaul Blakey } 53340a7fcb78SPaul Blakey uplink_priv->tunnel_enc_opts_mapping = mapping; 53350a7fcb78SPaul Blakey 53368914add2SVlad Buslov uplink_priv->encap = mlx5e_tc_tun_init(priv); 53372b6c3c1eSWei Yongjun if (IS_ERR(uplink_priv->encap)) { 53382b6c3c1eSWei Yongjun err = PTR_ERR(uplink_priv->encap); 53398914add2SVlad Buslov goto err_register_fib_notifier; 53402b6c3c1eSWei Yongjun } 53418914add2SVlad Buslov 5342d13674b1SOz Shlomo uplink_priv->action_stats_handle = mlx5e_tc_act_stats_create(); 53431166add4SOz Shlomo if (IS_ERR(uplink_priv->action_stats_handle)) { 53441166add4SOz Shlomo err = PTR_ERR(uplink_priv->action_stats_handle); 5345d13674b1SOz Shlomo goto err_action_counter; 53461166add4SOz Shlomo } 5347d13674b1SOz Shlomo 53481161d22dSRoi Dayan err = dev_get_port_parent_id(priv->netdev, &ppid, false); 53491161d22dSRoi Dayan if (!err) { 53501161d22dSRoi Dayan memcpy(&key, &ppid.id, sizeof(key)); 53511161d22dSRoi Dayan mlx5_esw_offloads_devcom_init(esw, key); 53521161d22dSRoi Dayan } 53532be5bd42SShay Drory 53542b6c3c1eSWei Yongjun return 0; 53550a7fcb78SPaul Blakey 5356d13674b1SOz Shlomo err_action_counter: 5357d13674b1SOz Shlomo mlx5e_tc_tun_cleanup(uplink_priv->encap); 53588914add2SVlad Buslov err_register_fib_notifier: 53590a7fcb78SPaul Blakey mapping_destroy(uplink_priv->tunnel_enc_opts_mapping); 53600a7fcb78SPaul Blakey err_enc_opts_mapping: 53610a7fcb78SPaul Blakey mapping_destroy(uplink_priv->tunnel_mapping); 53620a7fcb78SPaul Blakey err_tun_mapping: 53630027d70cSChris Mi mlx5e_tc_sample_cleanup(uplink_priv->tc_psample); 53644f4edcc2SAriel Levkovich mlx5e_tc_int_port_cleanup(uplink_priv->int_port_priv); 5365aedd133dSAriel Levkovich mlx5_tc_ct_clean(uplink_priv->ct_priv); 53660a7fcb78SPaul Blakey netdev_warn(priv->netdev, 53670a7fcb78SPaul Blakey "Failed to initialize tc (eswitch), err: %d", err); 5368f0da4daaSChris Mi mlx5e_tc_post_act_destroy(uplink_priv->post_act); 53690a7fcb78SPaul Blakey return err; 5370655dc3d2SOr Gerlitz } 5371655dc3d2SOr Gerlitz 5372d1a3138fSPaul Blakey void mlx5e_tc_esw_cleanup(struct mlx5_rep_uplink_priv *uplink_priv) 5373655dc3d2SOr Gerlitz { 5374c9668f0bSPaul Blakey struct mlx5e_rep_priv *rpriv; 5375c9668f0bSPaul Blakey struct mlx5_eswitch *esw; 5376c9668f0bSPaul Blakey struct mlx5e_priv *priv; 5377c9668f0bSPaul Blakey 5378c9668f0bSPaul Blakey rpriv = container_of(uplink_priv, struct mlx5e_rep_priv, uplink_priv); 5379c9668f0bSPaul Blakey priv = netdev_priv(rpriv->netdev); 5380c9668f0bSPaul Blakey esw = priv->mdev->priv.eswitch; 5381c9668f0bSPaul Blakey 53822be5bd42SShay Drory mlx5_esw_offloads_devcom_cleanup(esw); 5383c9668f0bSPaul Blakey 53848914add2SVlad Buslov mlx5e_tc_tun_cleanup(uplink_priv->encap); 53858914add2SVlad Buslov 53860a7fcb78SPaul Blakey mapping_destroy(uplink_priv->tunnel_enc_opts_mapping); 53870a7fcb78SPaul Blakey mapping_destroy(uplink_priv->tunnel_mapping); 53884c3844d9SPaul Blakey 53890027d70cSChris Mi mlx5e_tc_sample_cleanup(uplink_priv->tc_psample); 53904f4edcc2SAriel Levkovich mlx5e_tc_int_port_cleanup(uplink_priv->int_port_priv); 5391aedd133dSAriel Levkovich mlx5_tc_ct_clean(uplink_priv->ct_priv); 539274e6b2a8SJianbo Liu mlx5e_flow_meters_cleanup(uplink_priv->flow_meters); 5393f0da4daaSChris Mi mlx5e_tc_post_act_destroy(uplink_priv->post_act); 5394d13674b1SOz Shlomo mlx5e_tc_act_stats_free(uplink_priv->action_stats_handle); 5395655dc3d2SOr Gerlitz } 539601252a27SOr Gerlitz 5397226f2ca3SVlad Buslov int mlx5e_tc_num_filters(struct mlx5e_priv *priv, unsigned long flags) 539801252a27SOr Gerlitz { 5399d9ee0491SOr Gerlitz struct rhashtable *tc_ht = get_tc_ht(priv, flags); 540001252a27SOr Gerlitz 540101252a27SOr Gerlitz return atomic_read(&tc_ht->nelems); 540201252a27SOr Gerlitz } 540304de7ddaSRoi Dayan 540404de7ddaSRoi Dayan void mlx5e_tc_clean_fdb_peer_flows(struct mlx5_eswitch *esw) 540504de7ddaSRoi Dayan { 540604de7ddaSRoi Dayan struct mlx5e_tc_flow *flow, *tmp; 54079be6c21fSShay Drory int i; 540804de7ddaSRoi Dayan 54099be6c21fSShay Drory for (i = 0; i < MLX5_MAX_PORTS; i++) { 54109be6c21fSShay Drory if (i == mlx5_get_dev_index(esw->dev)) 54119be6c21fSShay Drory continue; 54129be6c21fSShay Drory list_for_each_entry_safe(flow, tmp, &esw->offloads.peer_flows[i], peer[i]) 54139be6c21fSShay Drory mlx5e_tc_del_fdb_peers_flow(flow); 54149be6c21fSShay Drory } 541504de7ddaSRoi Dayan } 5416b4a23329SRoi Dayan 5417b4a23329SRoi Dayan void mlx5e_tc_reoffload_flows_work(struct work_struct *work) 5418b4a23329SRoi Dayan { 5419b4a23329SRoi Dayan struct mlx5_rep_uplink_priv *rpriv = 5420b4a23329SRoi Dayan container_of(work, struct mlx5_rep_uplink_priv, 5421b4a23329SRoi Dayan reoffload_flows_work); 5422b4a23329SRoi Dayan struct mlx5e_tc_flow *flow, *tmp; 5423b4a23329SRoi Dayan 5424ad86755bSVlad Buslov mutex_lock(&rpriv->unready_flows_lock); 5425b4a23329SRoi Dayan list_for_each_entry_safe(flow, tmp, &rpriv->unready_flows, unready) { 5426b4a23329SRoi Dayan if (!mlx5e_tc_add_fdb_flow(flow->priv, flow, NULL)) 5427ad86755bSVlad Buslov unready_flow_del(flow); 5428b4a23329SRoi Dayan } 5429ad86755bSVlad Buslov mutex_unlock(&rpriv->unready_flows_lock); 5430b4a23329SRoi Dayan } 5431e2394a61SVlad Buslov 5432e2394a61SVlad Buslov static int mlx5e_setup_tc_cls_flower(struct mlx5e_priv *priv, 5433e2394a61SVlad Buslov struct flow_cls_offload *cls_flower, 5434e2394a61SVlad Buslov unsigned long flags) 5435e2394a61SVlad Buslov { 5436e2394a61SVlad Buslov switch (cls_flower->command) { 5437e2394a61SVlad Buslov case FLOW_CLS_REPLACE: 5438e2394a61SVlad Buslov return mlx5e_configure_flower(priv->netdev, priv, cls_flower, 5439e2394a61SVlad Buslov flags); 5440e2394a61SVlad Buslov case FLOW_CLS_DESTROY: 5441e2394a61SVlad Buslov return mlx5e_delete_flower(priv->netdev, priv, cls_flower, 5442e2394a61SVlad Buslov flags); 5443e2394a61SVlad Buslov case FLOW_CLS_STATS: 5444e2394a61SVlad Buslov return mlx5e_stats_flower(priv->netdev, priv, cls_flower, 5445e2394a61SVlad Buslov flags); 5446e2394a61SVlad Buslov default: 5447e2394a61SVlad Buslov return -EOPNOTSUPP; 5448e2394a61SVlad Buslov } 5449e2394a61SVlad Buslov } 5450e2394a61SVlad Buslov 5451e2394a61SVlad Buslov int mlx5e_setup_tc_block_cb(enum tc_setup_type type, void *type_data, 5452e2394a61SVlad Buslov void *cb_priv) 5453e2394a61SVlad Buslov { 5454ec9457a6SRoi Dayan unsigned long flags = MLX5_TC_FLAG(INGRESS); 5455e2394a61SVlad Buslov struct mlx5e_priv *priv = cb_priv; 5456e2394a61SVlad Buslov 54572ff349c5SRoi Dayan if (!priv->netdev || !netif_device_present(priv->netdev)) 54582ff349c5SRoi Dayan return -EOPNOTSUPP; 54592ff349c5SRoi Dayan 5460ec9457a6SRoi Dayan if (mlx5e_is_uplink_rep(priv)) 5461ec9457a6SRoi Dayan flags |= MLX5_TC_FLAG(ESW_OFFLOAD); 5462ec9457a6SRoi Dayan else 5463ec9457a6SRoi Dayan flags |= MLX5_TC_FLAG(NIC_OFFLOAD); 5464ec9457a6SRoi Dayan 5465e2394a61SVlad Buslov switch (type) { 5466e2394a61SVlad Buslov case TC_SETUP_CLSFLOWER: 5467e2394a61SVlad Buslov return mlx5e_setup_tc_cls_flower(priv, type_data, flags); 5468e2394a61SVlad Buslov default: 5469e2394a61SVlad Buslov return -EOPNOTSUPP; 5470e2394a61SVlad Buslov } 5471e2394a61SVlad Buslov } 5472c7569097SAriel Levkovich 547393a1ab2cSPaul Blakey static bool mlx5e_tc_restore_tunnel(struct mlx5e_priv *priv, struct sk_buff *skb, 547493a1ab2cSPaul Blakey struct mlx5e_tc_update_priv *tc_priv, 547593a1ab2cSPaul Blakey u32 tunnel_id) 5476c7569097SAriel Levkovich { 547793a1ab2cSPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 547893a1ab2cSPaul Blakey struct tunnel_match_enc_opts enc_opts = {}; 547993a1ab2cSPaul Blakey struct mlx5_rep_uplink_priv *uplink_priv; 548093a1ab2cSPaul Blakey struct mlx5e_rep_priv *uplink_rpriv; 548193a1ab2cSPaul Blakey struct metadata_dst *tun_dst; 548293a1ab2cSPaul Blakey struct tunnel_match_key key; 548393a1ab2cSPaul Blakey u32 tun_id, enc_opts_id; 548493a1ab2cSPaul Blakey struct net_device *dev; 5485c7569097SAriel Levkovich int err; 5486c7569097SAriel Levkovich 548793a1ab2cSPaul Blakey enc_opts_id = tunnel_id & ENC_OPTS_BITS_MASK; 548893a1ab2cSPaul Blakey tun_id = tunnel_id >> ENC_OPTS_BITS; 5489c7569097SAriel Levkovich 549093a1ab2cSPaul Blakey if (!tun_id) 549193a1ab2cSPaul Blakey return true; 549293a1ab2cSPaul Blakey 549393a1ab2cSPaul Blakey uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 549493a1ab2cSPaul Blakey uplink_priv = &uplink_rpriv->uplink_priv; 549593a1ab2cSPaul Blakey 549693a1ab2cSPaul Blakey err = mapping_find(uplink_priv->tunnel_mapping, tun_id, &key); 5497c7569097SAriel Levkovich if (err) { 5498c7569097SAriel Levkovich netdev_dbg(priv->netdev, 549993a1ab2cSPaul Blakey "Couldn't find tunnel for tun_id: %d, err: %d\n", 550093a1ab2cSPaul Blakey tun_id, err); 5501c7569097SAriel Levkovich return false; 5502c7569097SAriel Levkovich } 5503c7569097SAriel Levkovich 550493a1ab2cSPaul Blakey if (enc_opts_id) { 550593a1ab2cSPaul Blakey err = mapping_find(uplink_priv->tunnel_enc_opts_mapping, 550693a1ab2cSPaul Blakey enc_opts_id, &enc_opts); 550793a1ab2cSPaul Blakey if (err) { 550893a1ab2cSPaul Blakey netdev_dbg(priv->netdev, 550993a1ab2cSPaul Blakey "Couldn't find tunnel (opts) for tun_id: %d, err: %d\n", 551093a1ab2cSPaul Blakey enc_opts_id, err); 5511c7569097SAriel Levkovich return false; 551293a1ab2cSPaul Blakey } 551393a1ab2cSPaul Blakey } 551493a1ab2cSPaul Blakey 551593a1ab2cSPaul Blakey switch (key.enc_control.addr_type) { 551693a1ab2cSPaul Blakey case FLOW_DISSECTOR_KEY_IPV4_ADDRS: 551793a1ab2cSPaul Blakey tun_dst = __ip_tun_set_dst(key.enc_ipv4.src, key.enc_ipv4.dst, 551893a1ab2cSPaul Blakey key.enc_ip.tos, key.enc_ip.ttl, 551993a1ab2cSPaul Blakey key.enc_tp.dst, TUNNEL_KEY, 552093a1ab2cSPaul Blakey key32_to_tunnel_id(key.enc_key_id.keyid), 552193a1ab2cSPaul Blakey enc_opts.key.len); 552293a1ab2cSPaul Blakey break; 552393a1ab2cSPaul Blakey case FLOW_DISSECTOR_KEY_IPV6_ADDRS: 552493a1ab2cSPaul Blakey tun_dst = __ipv6_tun_set_dst(&key.enc_ipv6.src, &key.enc_ipv6.dst, 552593a1ab2cSPaul Blakey key.enc_ip.tos, key.enc_ip.ttl, 552693a1ab2cSPaul Blakey key.enc_tp.dst, 0, TUNNEL_KEY, 552793a1ab2cSPaul Blakey key32_to_tunnel_id(key.enc_key_id.keyid), 552893a1ab2cSPaul Blakey enc_opts.key.len); 552993a1ab2cSPaul Blakey break; 553093a1ab2cSPaul Blakey default: 553193a1ab2cSPaul Blakey netdev_dbg(priv->netdev, 553293a1ab2cSPaul Blakey "Couldn't restore tunnel, unsupported addr_type: %d\n", 553393a1ab2cSPaul Blakey key.enc_control.addr_type); 553493a1ab2cSPaul Blakey return false; 553593a1ab2cSPaul Blakey } 553693a1ab2cSPaul Blakey 553793a1ab2cSPaul Blakey if (!tun_dst) { 553893a1ab2cSPaul Blakey netdev_dbg(priv->netdev, "Couldn't restore tunnel, no tun_dst\n"); 553993a1ab2cSPaul Blakey return false; 554093a1ab2cSPaul Blakey } 554193a1ab2cSPaul Blakey 554293a1ab2cSPaul Blakey tun_dst->u.tun_info.key.tp_src = key.enc_tp.src; 554393a1ab2cSPaul Blakey 554493a1ab2cSPaul Blakey if (enc_opts.key.len) 554593a1ab2cSPaul Blakey ip_tunnel_info_opts_set(&tun_dst->u.tun_info, 554693a1ab2cSPaul Blakey enc_opts.key.data, 554793a1ab2cSPaul Blakey enc_opts.key.len, 554893a1ab2cSPaul Blakey enc_opts.key.dst_opt_type); 554993a1ab2cSPaul Blakey 555093a1ab2cSPaul Blakey skb_dst_set(skb, (struct dst_entry *)tun_dst); 555193a1ab2cSPaul Blakey dev = dev_get_by_index(&init_net, key.filter_ifindex); 555293a1ab2cSPaul Blakey if (!dev) { 555393a1ab2cSPaul Blakey netdev_dbg(priv->netdev, 555493a1ab2cSPaul Blakey "Couldn't find tunnel device with ifindex: %d\n", 555593a1ab2cSPaul Blakey key.filter_ifindex); 555693a1ab2cSPaul Blakey return false; 555793a1ab2cSPaul Blakey } 555893a1ab2cSPaul Blakey 555993a1ab2cSPaul Blakey /* Set fwd_dev so we do dev_put() after datapath */ 556093a1ab2cSPaul Blakey tc_priv->fwd_dev = dev; 556193a1ab2cSPaul Blakey 556293a1ab2cSPaul Blakey skb->dev = dev; 556393a1ab2cSPaul Blakey 556493a1ab2cSPaul Blakey return true; 556593a1ab2cSPaul Blakey } 556693a1ab2cSPaul Blakey 556767027828SPaul Blakey static bool mlx5e_tc_restore_skb_tc_meta(struct sk_buff *skb, struct mlx5_tc_ct_priv *ct_priv, 556867027828SPaul Blakey struct mlx5_mapped_obj *mapped_obj, u32 zone_restore_id, 556993a1ab2cSPaul Blakey u32 tunnel_id, struct mlx5e_tc_update_priv *tc_priv) 557093a1ab2cSPaul Blakey { 557193a1ab2cSPaul Blakey struct mlx5e_priv *priv = netdev_priv(skb->dev); 557293a1ab2cSPaul Blakey struct tc_skb_ext *tc_skb_ext; 557367027828SPaul Blakey u64 act_miss_cookie; 557467027828SPaul Blakey u32 chain; 557593a1ab2cSPaul Blakey 557667027828SPaul Blakey chain = mapped_obj->type == MLX5_MAPPED_OBJ_CHAIN ? mapped_obj->chain : 0; 557767027828SPaul Blakey act_miss_cookie = mapped_obj->type == MLX5_MAPPED_OBJ_ACT_MISS ? 557867027828SPaul Blakey mapped_obj->act_miss_cookie : 0; 557967027828SPaul Blakey if (chain || act_miss_cookie) { 558093a1ab2cSPaul Blakey if (!mlx5e_tc_ct_restore_flow(ct_priv, skb, zone_restore_id)) 558193a1ab2cSPaul Blakey return false; 558293a1ab2cSPaul Blakey 558393a1ab2cSPaul Blakey tc_skb_ext = tc_skb_ext_alloc(skb); 558493a1ab2cSPaul Blakey if (!tc_skb_ext) { 558593a1ab2cSPaul Blakey WARN_ON(1); 558693a1ab2cSPaul Blakey return false; 558793a1ab2cSPaul Blakey } 5588c7569097SAriel Levkovich 558967027828SPaul Blakey if (act_miss_cookie) { 559067027828SPaul Blakey tc_skb_ext->act_miss_cookie = act_miss_cookie; 559167027828SPaul Blakey tc_skb_ext->act_miss = 1; 559267027828SPaul Blakey } else { 5593c7569097SAriel Levkovich tc_skb_ext->chain = chain; 559493a1ab2cSPaul Blakey } 559567027828SPaul Blakey } 5596aedd133dSAriel Levkovich 559793a1ab2cSPaul Blakey if (tc_priv) 559893a1ab2cSPaul Blakey return mlx5e_tc_restore_tunnel(priv, skb, tc_priv, tunnel_id); 5599aedd133dSAriel Levkovich 560093a1ab2cSPaul Blakey return true; 560193a1ab2cSPaul Blakey } 560293a1ab2cSPaul Blakey 560393a1ab2cSPaul Blakey static void mlx5e_tc_restore_skb_sample(struct mlx5e_priv *priv, struct sk_buff *skb, 560493a1ab2cSPaul Blakey struct mlx5_mapped_obj *mapped_obj, 560593a1ab2cSPaul Blakey struct mlx5e_tc_update_priv *tc_priv) 560693a1ab2cSPaul Blakey { 560793a1ab2cSPaul Blakey if (!mlx5e_tc_restore_tunnel(priv, skb, tc_priv, mapped_obj->sample.tunnel_id)) { 560893a1ab2cSPaul Blakey netdev_dbg(priv->netdev, 560993a1ab2cSPaul Blakey "Failed to restore tunnel info for sampled packet\n"); 561093a1ab2cSPaul Blakey return; 561193a1ab2cSPaul Blakey } 561293a1ab2cSPaul Blakey mlx5e_tc_sample_skb(skb, mapped_obj); 561393a1ab2cSPaul Blakey } 561493a1ab2cSPaul Blakey 561593a1ab2cSPaul Blakey static bool mlx5e_tc_restore_skb_int_port(struct mlx5e_priv *priv, struct sk_buff *skb, 561693a1ab2cSPaul Blakey struct mlx5_mapped_obj *mapped_obj, 561793a1ab2cSPaul Blakey struct mlx5e_tc_update_priv *tc_priv, 561893a1ab2cSPaul Blakey u32 tunnel_id) 561993a1ab2cSPaul Blakey { 562093a1ab2cSPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 562193a1ab2cSPaul Blakey struct mlx5_rep_uplink_priv *uplink_priv; 562293a1ab2cSPaul Blakey struct mlx5e_rep_priv *uplink_rpriv; 562393a1ab2cSPaul Blakey bool forward_tx = false; 562493a1ab2cSPaul Blakey 562593a1ab2cSPaul Blakey /* Tunnel restore takes precedence over int port restore */ 562693a1ab2cSPaul Blakey if (tunnel_id) 562793a1ab2cSPaul Blakey return mlx5e_tc_restore_tunnel(priv, skb, tc_priv, tunnel_id); 562893a1ab2cSPaul Blakey 562993a1ab2cSPaul Blakey uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 563093a1ab2cSPaul Blakey uplink_priv = &uplink_rpriv->uplink_priv; 563193a1ab2cSPaul Blakey 563293a1ab2cSPaul Blakey if (mlx5e_tc_int_port_dev_fwd(uplink_priv->int_port_priv, skb, 563393a1ab2cSPaul Blakey mapped_obj->int_port_metadata, &forward_tx)) { 563493a1ab2cSPaul Blakey /* Set fwd_dev for future dev_put */ 563593a1ab2cSPaul Blakey tc_priv->fwd_dev = skb->dev; 563693a1ab2cSPaul Blakey tc_priv->forward_tx = forward_tx; 563793a1ab2cSPaul Blakey 563893a1ab2cSPaul Blakey return true; 563993a1ab2cSPaul Blakey } 564093a1ab2cSPaul Blakey 5641aedd133dSAriel Levkovich return false; 564293a1ab2cSPaul Blakey } 564393a1ab2cSPaul Blakey 564493a1ab2cSPaul Blakey bool mlx5e_tc_update_skb(struct mlx5_cqe64 *cqe, struct sk_buff *skb, 564593a1ab2cSPaul Blakey struct mapping_ctx *mapping_ctx, u32 mapped_obj_id, 564693a1ab2cSPaul Blakey struct mlx5_tc_ct_priv *ct_priv, 564793a1ab2cSPaul Blakey u32 zone_restore_id, u32 tunnel_id, 564893a1ab2cSPaul Blakey struct mlx5e_tc_update_priv *tc_priv) 564993a1ab2cSPaul Blakey { 565093a1ab2cSPaul Blakey struct mlx5e_priv *priv = netdev_priv(skb->dev); 565193a1ab2cSPaul Blakey struct mlx5_mapped_obj mapped_obj; 565293a1ab2cSPaul Blakey int err; 565393a1ab2cSPaul Blakey 565493a1ab2cSPaul Blakey err = mapping_find(mapping_ctx, mapped_obj_id, &mapped_obj); 565593a1ab2cSPaul Blakey if (err) { 565693a1ab2cSPaul Blakey netdev_dbg(skb->dev, 565793a1ab2cSPaul Blakey "Couldn't find mapped object for mapped_obj_id: %d, err: %d\n", 565893a1ab2cSPaul Blakey mapped_obj_id, err); 565993a1ab2cSPaul Blakey return false; 566093a1ab2cSPaul Blakey } 566193a1ab2cSPaul Blakey 566293a1ab2cSPaul Blakey switch (mapped_obj.type) { 566393a1ab2cSPaul Blakey case MLX5_MAPPED_OBJ_CHAIN: 566467027828SPaul Blakey case MLX5_MAPPED_OBJ_ACT_MISS: 566567027828SPaul Blakey return mlx5e_tc_restore_skb_tc_meta(skb, ct_priv, &mapped_obj, zone_restore_id, 566693a1ab2cSPaul Blakey tunnel_id, tc_priv); 566793a1ab2cSPaul Blakey case MLX5_MAPPED_OBJ_SAMPLE: 566893a1ab2cSPaul Blakey mlx5e_tc_restore_skb_sample(priv, skb, &mapped_obj, tc_priv); 566993a1ab2cSPaul Blakey tc_priv->skb_done = true; 567093a1ab2cSPaul Blakey return true; 567193a1ab2cSPaul Blakey case MLX5_MAPPED_OBJ_INT_PORT_METADATA: 567293a1ab2cSPaul Blakey return mlx5e_tc_restore_skb_int_port(priv, skb, &mapped_obj, tc_priv, tunnel_id); 567393a1ab2cSPaul Blakey default: 5674a91d98a0SChris Mi netdev_dbg(priv->netdev, "Invalid mapped object type: %d\n", mapped_obj.type); 5675a91d98a0SChris Mi return false; 5676c7569097SAriel Levkovich } 5677c7569097SAriel Levkovich 567893a1ab2cSPaul Blakey return false; 567993a1ab2cSPaul Blakey } 568093a1ab2cSPaul Blakey 568193a1ab2cSPaul Blakey bool mlx5e_tc_update_skb_nic(struct mlx5_cqe64 *cqe, struct sk_buff *skb) 568293a1ab2cSPaul Blakey { 568393a1ab2cSPaul Blakey struct mlx5e_priv *priv = netdev_priv(skb->dev); 568493a1ab2cSPaul Blakey u32 mapped_obj_id, reg_b, zone_restore_id; 568593a1ab2cSPaul Blakey struct mlx5_tc_ct_priv *ct_priv; 568693a1ab2cSPaul Blakey struct mapping_ctx *mapping_ctx; 568793a1ab2cSPaul Blakey struct mlx5e_tc_table *tc; 568893a1ab2cSPaul Blakey 568993a1ab2cSPaul Blakey reg_b = be32_to_cpu(cqe->ft_metadata); 569093a1ab2cSPaul Blakey tc = mlx5e_fs_get_tc(priv->fs); 569193a1ab2cSPaul Blakey mapped_obj_id = reg_b & MLX5E_TC_TABLE_CHAIN_TAG_MASK; 569293a1ab2cSPaul Blakey zone_restore_id = (reg_b >> MLX5_REG_MAPPING_MOFFSET(NIC_ZONE_RESTORE_TO_REG)) & 569393a1ab2cSPaul Blakey ESW_ZONE_ID_MASK; 569493a1ab2cSPaul Blakey ct_priv = tc->ct; 569593a1ab2cSPaul Blakey mapping_ctx = tc->mapping; 569693a1ab2cSPaul Blakey 569793a1ab2cSPaul Blakey return mlx5e_tc_update_skb(cqe, skb, mapping_ctx, mapped_obj_id, ct_priv, zone_restore_id, 569893a1ab2cSPaul Blakey 0, NULL); 5699c7569097SAriel Levkovich } 570067027828SPaul Blakey 5701dfa1e46dSPaul Blakey static struct mapping_ctx * 5702dfa1e46dSPaul Blakey mlx5e_get_priv_obj_mapping(struct mlx5e_priv *priv) 5703dfa1e46dSPaul Blakey { 5704dfa1e46dSPaul Blakey struct mlx5e_tc_table *tc; 5705dfa1e46dSPaul Blakey struct mlx5_eswitch *esw; 5706dfa1e46dSPaul Blakey struct mapping_ctx *ctx; 5707dfa1e46dSPaul Blakey 5708dfa1e46dSPaul Blakey if (is_mdev_switchdev_mode(priv->mdev)) { 5709dfa1e46dSPaul Blakey esw = priv->mdev->priv.eswitch; 5710dfa1e46dSPaul Blakey ctx = esw->offloads.reg_c0_obj_pool; 5711dfa1e46dSPaul Blakey } else { 5712dfa1e46dSPaul Blakey tc = mlx5e_fs_get_tc(priv->fs); 5713dfa1e46dSPaul Blakey ctx = tc->mapping; 5714dfa1e46dSPaul Blakey } 5715dfa1e46dSPaul Blakey 5716dfa1e46dSPaul Blakey return ctx; 5717dfa1e46dSPaul Blakey } 5718dfa1e46dSPaul Blakey 571967027828SPaul Blakey int mlx5e_tc_action_miss_mapping_get(struct mlx5e_priv *priv, struct mlx5_flow_attr *attr, 572067027828SPaul Blakey u64 act_miss_cookie, u32 *act_miss_mapping) 572167027828SPaul Blakey { 572267027828SPaul Blakey struct mlx5_mapped_obj mapped_obj = {}; 5723dfa1e46dSPaul Blakey struct mlx5_eswitch *esw; 572467027828SPaul Blakey struct mapping_ctx *ctx; 572567027828SPaul Blakey int err; 572667027828SPaul Blakey 5727dfa1e46dSPaul Blakey ctx = mlx5e_get_priv_obj_mapping(priv); 572867027828SPaul Blakey mapped_obj.type = MLX5_MAPPED_OBJ_ACT_MISS; 572967027828SPaul Blakey mapped_obj.act_miss_cookie = act_miss_cookie; 573067027828SPaul Blakey err = mapping_add(ctx, &mapped_obj, act_miss_mapping); 573167027828SPaul Blakey if (err) 573267027828SPaul Blakey return err; 573367027828SPaul Blakey 5734dfa1e46dSPaul Blakey if (!is_mdev_switchdev_mode(priv->mdev)) 5735dfa1e46dSPaul Blakey return 0; 5736dfa1e46dSPaul Blakey 5737dfa1e46dSPaul Blakey esw = priv->mdev->priv.eswitch; 573867027828SPaul Blakey attr->act_id_restore_rule = esw_add_restore_rule(esw, *act_miss_mapping); 5739186854bdSDan Carpenter if (IS_ERR(attr->act_id_restore_rule)) { 5740186854bdSDan Carpenter err = PTR_ERR(attr->act_id_restore_rule); 574167027828SPaul Blakey goto err_rule; 5742186854bdSDan Carpenter } 574367027828SPaul Blakey 574467027828SPaul Blakey return 0; 574567027828SPaul Blakey 574667027828SPaul Blakey err_rule: 574767027828SPaul Blakey mapping_remove(ctx, *act_miss_mapping); 574867027828SPaul Blakey return err; 574967027828SPaul Blakey } 575067027828SPaul Blakey 575167027828SPaul Blakey void mlx5e_tc_action_miss_mapping_put(struct mlx5e_priv *priv, struct mlx5_flow_attr *attr, 575267027828SPaul Blakey u32 act_miss_mapping) 575367027828SPaul Blakey { 5754dfa1e46dSPaul Blakey struct mapping_ctx *ctx = mlx5e_get_priv_obj_mapping(priv); 575567027828SPaul Blakey 5756dfa1e46dSPaul Blakey if (is_mdev_switchdev_mode(priv->mdev)) 575767027828SPaul Blakey mlx5_del_flow_rules(attr->act_id_restore_rule); 575867027828SPaul Blakey mapping_remove(ctx, act_miss_mapping); 575967027828SPaul Blakey } 5760