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); 180*a830ec48SPaul Blakey static void mlx5_free_flow_attr_actions(struct mlx5e_tc_flow *flow, 181*a830ec48SPaul 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 447f8e9d413SRoi Dayan meter = mlx5e_tc_meter_replace(priv->mdev, &attr->meter_attr.params); 448a8d52b02SJianbo Liu if (IS_ERR(meter)) { 449a8d52b02SJianbo Liu mlx5_core_err(priv->mdev, "Failed to get flow meter\n"); 450a8d52b02SJianbo Liu return PTR_ERR(meter); 451a8d52b02SJianbo Liu } 452a8d52b02SJianbo Liu 453e5b1db27SRoi Dayan ns_type = mlx5e_tc_meter_get_namespace(meter->flow_meters); 4546fda078dSOz Shlomo type = meter->params.mtu ? MLX5E_POST_METER_MTU : MLX5E_POST_METER_RATE; 4550d8c38d4SOz Shlomo post_meter = mlx5e_post_meter_init(priv, ns_type, post_act, 4566fda078dSOz Shlomo type, 4570d8c38d4SOz Shlomo meter->act_counter, meter->drop_counter, 4580d8c38d4SOz Shlomo attr->branch_true, attr->branch_false); 459e5b1db27SRoi Dayan if (IS_ERR(post_meter)) { 460e5b1db27SRoi Dayan mlx5_core_err(priv->mdev, "Failed to init post meter\n"); 461e5b1db27SRoi Dayan goto err_meter_init; 462e5b1db27SRoi Dayan } 463e5b1db27SRoi Dayan 464a8d52b02SJianbo Liu attr->meter_attr.meter = meter; 465e5b1db27SRoi Dayan attr->meter_attr.post_meter = post_meter; 466e5b1db27SRoi Dayan attr->dest_ft = mlx5e_post_meter_get_ft(post_meter); 467a8d52b02SJianbo Liu attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 468a8d52b02SJianbo Liu 469a8d52b02SJianbo Liu return 0; 470e5b1db27SRoi Dayan 471e5b1db27SRoi Dayan err_meter_init: 472e5b1db27SRoi Dayan mlx5e_tc_meter_put(meter); 473e5b1db27SRoi Dayan return PTR_ERR(post_meter); 474e5b1db27SRoi Dayan } 475e5b1db27SRoi Dayan 476e5b1db27SRoi Dayan static void 4770d8c38d4SOz Shlomo mlx5e_tc_del_flow_meter(struct mlx5_eswitch *esw, struct mlx5_flow_attr *attr) 478e5b1db27SRoi Dayan { 4790d8c38d4SOz Shlomo mlx5e_post_meter_cleanup(esw, attr->meter_attr.post_meter); 480e5b1db27SRoi Dayan mlx5e_tc_meter_put(attr->meter_attr.meter); 481a8d52b02SJianbo Liu } 482a8d52b02SJianbo Liu 48384ba8062SRoi Dayan struct mlx5_flow_handle * 48484ba8062SRoi Dayan mlx5e_tc_rule_offload(struct mlx5e_priv *priv, 48584ba8062SRoi Dayan struct mlx5_flow_spec *spec, 48684ba8062SRoi Dayan struct mlx5_flow_attr *attr) 48784ba8062SRoi Dayan { 48884ba8062SRoi Dayan struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 489a8d52b02SJianbo Liu int err; 49084ba8062SRoi Dayan 49184ba8062SRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_CT) { 49284ba8062SRoi Dayan struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts = 49384ba8062SRoi Dayan &attr->parse_attr->mod_hdr_acts; 49484ba8062SRoi Dayan 495a572c0a7SRoi Dayan return mlx5_tc_ct_flow_offload(get_ct_priv(priv), 49684ba8062SRoi Dayan spec, attr, 49784ba8062SRoi Dayan mod_hdr_acts); 49884ba8062SRoi Dayan } 49984ba8062SRoi Dayan 50084ba8062SRoi Dayan if (!is_mdev_switchdev_mode(priv->mdev)) 50184ba8062SRoi Dayan return mlx5e_add_offloaded_nic_rule(priv, spec, attr); 50284ba8062SRoi Dayan 50384ba8062SRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_SAMPLE) 50473a3f1bcSRoi Dayan return mlx5e_tc_sample_offload(get_sample_priv(priv), spec, attr); 50584ba8062SRoi Dayan 506a8d52b02SJianbo Liu if (is_flow_meter_action(attr)) { 507a8d52b02SJianbo Liu err = mlx5e_tc_add_flow_meter(priv, attr); 508a8d52b02SJianbo Liu if (err) 509a8d52b02SJianbo Liu return ERR_PTR(err); 510a8d52b02SJianbo Liu } 511a8d52b02SJianbo Liu 51284ba8062SRoi Dayan return mlx5_eswitch_add_offloaded_rule(esw, spec, attr); 51384ba8062SRoi Dayan } 51484ba8062SRoi Dayan 51584ba8062SRoi Dayan void 51684ba8062SRoi Dayan mlx5e_tc_rule_unoffload(struct mlx5e_priv *priv, 517a572c0a7SRoi Dayan struct mlx5_flow_handle *rule, 51884ba8062SRoi Dayan struct mlx5_flow_attr *attr) 51984ba8062SRoi Dayan { 52084ba8062SRoi Dayan struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 52184ba8062SRoi Dayan 52284ba8062SRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_CT) { 523a572c0a7SRoi Dayan mlx5_tc_ct_delete_flow(get_ct_priv(priv), attr); 52484ba8062SRoi Dayan return; 52584ba8062SRoi Dayan } 52684ba8062SRoi Dayan 52784ba8062SRoi Dayan if (!is_mdev_switchdev_mode(priv->mdev)) { 52884ba8062SRoi Dayan mlx5e_del_offloaded_nic_rule(priv, rule, attr); 52984ba8062SRoi Dayan return; 53084ba8062SRoi Dayan } 53184ba8062SRoi Dayan 53284ba8062SRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_SAMPLE) { 53384ba8062SRoi Dayan mlx5e_tc_sample_unoffload(get_sample_priv(priv), rule, attr); 53484ba8062SRoi Dayan return; 53584ba8062SRoi Dayan } 53684ba8062SRoi Dayan 53784ba8062SRoi Dayan mlx5_eswitch_del_offloaded_rule(esw, rule, attr); 538a8d52b02SJianbo Liu 539a8d52b02SJianbo Liu if (attr->meter_attr.meter) 5400d8c38d4SOz Shlomo mlx5e_tc_del_flow_meter(esw, attr); 54184ba8062SRoi Dayan } 54284ba8062SRoi Dayan 543c7b9038dSVlad Buslov int 544c7b9038dSVlad Buslov mlx5e_tc_match_to_reg_set(struct mlx5_core_dev *mdev, 545c7b9038dSVlad Buslov struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts, 546c7b9038dSVlad Buslov enum mlx5_flow_namespace_type ns, 547c7b9038dSVlad Buslov enum mlx5e_tc_attr_to_reg type, 548c7b9038dSVlad Buslov u32 data) 549c7b9038dSVlad Buslov { 550c7b9038dSVlad Buslov int ret = mlx5e_tc_match_to_reg_set_and_get_id(mdev, mod_hdr_acts, ns, type, data); 551c7b9038dSVlad Buslov 552c7b9038dSVlad Buslov return ret < 0 ? ret : 0; 553c7b9038dSVlad Buslov } 554c7b9038dSVlad Buslov 555c7b9038dSVlad Buslov void mlx5e_tc_match_to_reg_mod_hdr_change(struct mlx5_core_dev *mdev, 556c7b9038dSVlad Buslov struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts, 557c7b9038dSVlad Buslov enum mlx5e_tc_attr_to_reg type, 558c7b9038dSVlad Buslov int act_id, u32 data) 559c7b9038dSVlad Buslov { 560c7b9038dSVlad Buslov int moffset = mlx5e_tc_attr_to_reg_mappings[type].moffset; 561c7b9038dSVlad Buslov int mfield = mlx5e_tc_attr_to_reg_mappings[type].mfield; 562c7b9038dSVlad Buslov int mlen = mlx5e_tc_attr_to_reg_mappings[type].mlen; 563c7b9038dSVlad Buslov char *modact; 564c7b9038dSVlad Buslov 5652c0e5cf5SPaul Blakey modact = mlx5e_mod_hdr_get_item(mod_hdr_acts, act_id); 566c7b9038dSVlad Buslov 567c7b9038dSVlad Buslov /* Firmware has 5bit length field and 0 means 32bits */ 568ed2fe7baSPaul Blakey if (mlen == 32) 569c7b9038dSVlad Buslov mlen = 0; 570c7b9038dSVlad Buslov 571c7b9038dSVlad Buslov MLX5_SET(set_action_in, modact, action_type, MLX5_ACTION_TYPE_SET); 572c7b9038dSVlad Buslov MLX5_SET(set_action_in, modact, field, mfield); 573ed2fe7baSPaul Blakey MLX5_SET(set_action_in, modact, offset, moffset); 574ed2fe7baSPaul Blakey MLX5_SET(set_action_in, modact, length, mlen); 575c7b9038dSVlad Buslov MLX5_SET(set_action_in, modact, data, data); 576c7b9038dSVlad Buslov } 577c7b9038dSVlad Buslov 57877ab67b7SOr Gerlitz struct mlx5e_hairpin { 57977ab67b7SOr Gerlitz struct mlx5_hairpin *pair; 58077ab67b7SOr Gerlitz 58177ab67b7SOr Gerlitz struct mlx5_core_dev *func_mdev; 5823f6d08d1SOr Gerlitz struct mlx5e_priv *func_priv; 58377ab67b7SOr Gerlitz u32 tdn; 584a6696735SMaxim Mikityanskiy struct mlx5e_tir direct_tir; 5853f6d08d1SOr Gerlitz 5863f6d08d1SOr Gerlitz int num_channels; 5878a0594c0SGal Pressman u8 log_num_packets; 5883f6d08d1SOr Gerlitz struct mlx5e_rqt indir_rqt; 589a6696735SMaxim Mikityanskiy struct mlx5e_tir indir_tir[MLX5E_NUM_INDIR_TIRS]; 590f4b45940SMaor Gottlieb struct mlx5_ttc_table *ttc; 59177ab67b7SOr Gerlitz }; 59277ab67b7SOr Gerlitz 5935c65c564SOr Gerlitz struct mlx5e_hairpin_entry { 5945c65c564SOr Gerlitz /* a node of a hash table which keeps all the hairpin entries */ 5955c65c564SOr Gerlitz struct hlist_node hairpin_hlist; 5965c65c564SOr Gerlitz 59773edca73SVlad Buslov /* protects flows list */ 59873edca73SVlad Buslov spinlock_t flows_lock; 5995c65c564SOr Gerlitz /* flows sharing the same hairpin */ 6005c65c564SOr Gerlitz struct list_head flows; 601db76ca24SVlad Buslov /* hpe's that were not fully initialized when dead peer update event 602db76ca24SVlad Buslov * function traversed them. 603db76ca24SVlad Buslov */ 604db76ca24SVlad Buslov struct list_head dead_peer_wait_list; 6055c65c564SOr Gerlitz 606d8822868SOr Gerlitz u16 peer_vhca_id; 607106be53bSOr Gerlitz u8 prio; 6085c65c564SOr Gerlitz struct mlx5e_hairpin *hp; 609e4f9abbdSVlad Buslov refcount_t refcnt; 610db76ca24SVlad Buslov struct completion res_ready; 6115c65c564SOr Gerlitz }; 6125c65c564SOr Gerlitz 6135a7e5bcbSVlad Buslov static void mlx5e_tc_del_flow(struct mlx5e_priv *priv, 6145a7e5bcbSVlad Buslov struct mlx5e_tc_flow *flow); 6155a7e5bcbSVlad Buslov 6160d9f9647SVlad Buslov struct mlx5e_tc_flow *mlx5e_flow_get(struct mlx5e_tc_flow *flow) 6175a7e5bcbSVlad Buslov { 6185a7e5bcbSVlad Buslov if (!flow || !refcount_inc_not_zero(&flow->refcnt)) 6195a7e5bcbSVlad Buslov return ERR_PTR(-EINVAL); 6205a7e5bcbSVlad Buslov return flow; 6215a7e5bcbSVlad Buslov } 6225a7e5bcbSVlad Buslov 6230d9f9647SVlad Buslov void mlx5e_flow_put(struct mlx5e_priv *priv, struct mlx5e_tc_flow *flow) 6245a7e5bcbSVlad Buslov { 6255a7e5bcbSVlad Buslov if (refcount_dec_and_test(&flow->refcnt)) { 6265a7e5bcbSVlad Buslov mlx5e_tc_del_flow(priv, flow); 627c5d326b2SVlad Buslov kfree_rcu(flow, rcu_head); 6285a7e5bcbSVlad Buslov } 6295a7e5bcbSVlad Buslov } 6305a7e5bcbSVlad Buslov 631aedd133dSAriel Levkovich bool mlx5e_is_eswitch_flow(struct mlx5e_tc_flow *flow) 632226f2ca3SVlad Buslov { 633226f2ca3SVlad Buslov return flow_flag_test(flow, ESWITCH); 634226f2ca3SVlad Buslov } 635226f2ca3SVlad Buslov 63667d62ee7SRoi Dayan bool mlx5e_is_ft_flow(struct mlx5e_tc_flow *flow) 63784179981SPaul Blakey { 63884179981SPaul Blakey return flow_flag_test(flow, FT); 63984179981SPaul Blakey } 64084179981SPaul Blakey 6410d9f9647SVlad Buslov bool mlx5e_is_offloaded_flow(struct mlx5e_tc_flow *flow) 642226f2ca3SVlad Buslov { 643226f2ca3SVlad Buslov return flow_flag_test(flow, OFFLOADED); 644226f2ca3SVlad Buslov } 645226f2ca3SVlad Buslov 646e36db1eeSRoi Dayan int mlx5e_get_flow_namespace(struct mlx5e_tc_flow *flow) 647d2faae25SVlad Buslov { 648d2faae25SVlad Buslov return mlx5e_is_eswitch_flow(flow) ? 649d2faae25SVlad Buslov MLX5_FLOW_NAMESPACE_FDB : MLX5_FLOW_NAMESPACE_KERNEL; 650d2faae25SVlad Buslov } 651b2fdf3d0SPaul Blakey 6528facc02fSOz Shlomo static struct mlx5_core_dev * 6538facc02fSOz Shlomo get_flow_counter_dev(struct mlx5e_tc_flow *flow) 6548facc02fSOz Shlomo { 6558facc02fSOz Shlomo return mlx5e_is_eswitch_flow(flow) ? flow->attr->esw_attr->counter_dev : flow->priv->mdev; 6568facc02fSOz Shlomo } 6578facc02fSOz Shlomo 658b2fdf3d0SPaul Blakey static struct mod_hdr_tbl * 659b2fdf3d0SPaul Blakey get_mod_hdr_table(struct mlx5e_priv *priv, struct mlx5e_tc_flow *flow) 660b2fdf3d0SPaul Blakey { 661f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 662b2fdf3d0SPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 663b2fdf3d0SPaul Blakey 664e36db1eeSRoi Dayan return mlx5e_get_flow_namespace(flow) == MLX5_FLOW_NAMESPACE_FDB ? 665b2fdf3d0SPaul Blakey &esw->offloads.mod_hdr : 666f52f2faeSLama Kayal &tc->mod_hdr; 667b2fdf3d0SPaul Blakey } 668b2fdf3d0SPaul Blakey 669ef78b8d5SRoi Dayan int mlx5e_tc_attach_mod_hdr(struct mlx5e_priv *priv, 67011c9c548SOr Gerlitz struct mlx5e_tc_flow *flow, 67182b56480SRoi Dayan struct mlx5_flow_attr *attr) 67211c9c548SOr Gerlitz { 673b2fdf3d0SPaul Blakey struct mlx5e_mod_hdr_handle *mh; 67411c9c548SOr Gerlitz 675b2fdf3d0SPaul Blakey mh = mlx5e_mod_hdr_attach(priv->mdev, get_mod_hdr_table(priv, flow), 676e36db1eeSRoi Dayan mlx5e_get_flow_namespace(flow), 67782b56480SRoi Dayan &attr->parse_attr->mod_hdr_acts); 678b2fdf3d0SPaul Blakey if (IS_ERR(mh)) 679b2fdf3d0SPaul Blakey return PTR_ERR(mh); 68011c9c548SOr Gerlitz 68182b56480SRoi Dayan WARN_ON(attr->modify_hdr); 68282b56480SRoi Dayan attr->modify_hdr = mlx5e_mod_hdr_get(mh); 68382b56480SRoi Dayan attr->mh = mh; 68411c9c548SOr Gerlitz 68511c9c548SOr Gerlitz return 0; 68611c9c548SOr Gerlitz } 68711c9c548SOr Gerlitz 688ef78b8d5SRoi Dayan void mlx5e_tc_detach_mod_hdr(struct mlx5e_priv *priv, 68982b56480SRoi Dayan struct mlx5e_tc_flow *flow, 69082b56480SRoi Dayan struct mlx5_flow_attr *attr) 69111c9c548SOr Gerlitz { 6925a7e5bcbSVlad Buslov /* flow wasn't fully initialized */ 69382b56480SRoi Dayan if (!attr->mh) 6945a7e5bcbSVlad Buslov return; 6955a7e5bcbSVlad Buslov 696b2fdf3d0SPaul Blakey mlx5e_mod_hdr_detach(priv->mdev, get_mod_hdr_table(priv, flow), 69782b56480SRoi Dayan attr->mh); 69882b56480SRoi Dayan attr->mh = NULL; 69911c9c548SOr Gerlitz } 70011c9c548SOr Gerlitz 70177ab67b7SOr Gerlitz static 70277ab67b7SOr Gerlitz struct mlx5_core_dev *mlx5e_hairpin_get_mdev(struct net *net, int ifindex) 70377ab67b7SOr Gerlitz { 704b1c2f631SDima Chumak struct mlx5_core_dev *mdev; 70577ab67b7SOr Gerlitz struct net_device *netdev; 70677ab67b7SOr Gerlitz struct mlx5e_priv *priv; 70777ab67b7SOr Gerlitz 708b1c2f631SDima Chumak netdev = dev_get_by_index(net, ifindex); 709b1c2f631SDima Chumak if (!netdev) 710b1c2f631SDima Chumak return ERR_PTR(-ENODEV); 711b1c2f631SDima Chumak 71277ab67b7SOr Gerlitz priv = netdev_priv(netdev); 713b1c2f631SDima Chumak mdev = priv->mdev; 714b1c2f631SDima Chumak dev_put(netdev); 715b1c2f631SDima Chumak 716b1c2f631SDima Chumak /* Mirred tc action holds a refcount on the ifindex net_device (see 717b1c2f631SDima Chumak * net/sched/act_mirred.c:tcf_mirred_get_dev). So, it's okay to continue using mdev 718b1c2f631SDima Chumak * after dev_put(netdev), while we're in the context of adding a tc flow. 719b1c2f631SDima Chumak * 720b1c2f631SDima Chumak * The mdev pointer corresponds to the peer/out net_device of a hairpin. It is then 721b1c2f631SDima Chumak * stored in a hairpin object, which exists until all flows, that refer to it, get 722b1c2f631SDima Chumak * removed. 723b1c2f631SDima Chumak * 724b1c2f631SDima Chumak * On the other hand, after a hairpin object has been created, the peer net_device may 725b1c2f631SDima Chumak * be removed/unbound while there are still some hairpin flows that are using it. This 726b1c2f631SDima Chumak * case is handled by mlx5e_tc_hairpin_update_dead_peer, which is hooked to 727b1c2f631SDima Chumak * NETDEV_UNREGISTER event of the peer net_device. 728b1c2f631SDima Chumak */ 729b1c2f631SDima Chumak return mdev; 73077ab67b7SOr Gerlitz } 73177ab67b7SOr Gerlitz 73277ab67b7SOr Gerlitz static int mlx5e_hairpin_create_transport(struct mlx5e_hairpin *hp) 73377ab67b7SOr Gerlitz { 734a6696735SMaxim Mikityanskiy struct mlx5e_tir_builder *builder; 73577ab67b7SOr Gerlitz int err; 73677ab67b7SOr Gerlitz 737a6696735SMaxim Mikityanskiy builder = mlx5e_tir_builder_alloc(false); 738a6696735SMaxim Mikityanskiy if (!builder) 739a6696735SMaxim Mikityanskiy return -ENOMEM; 740a6696735SMaxim Mikityanskiy 74177ab67b7SOr Gerlitz err = mlx5_core_alloc_transport_domain(hp->func_mdev, &hp->tdn); 74277ab67b7SOr Gerlitz if (err) 743a6696735SMaxim Mikityanskiy goto out; 74477ab67b7SOr Gerlitz 745a6696735SMaxim Mikityanskiy mlx5e_tir_builder_build_inline(builder, hp->tdn, hp->pair->rqn[0]); 746a6696735SMaxim Mikityanskiy err = mlx5e_tir_init(&hp->direct_tir, builder, hp->func_mdev, false); 74777ab67b7SOr Gerlitz if (err) 74877ab67b7SOr Gerlitz goto create_tir_err; 74977ab67b7SOr Gerlitz 750a6696735SMaxim Mikityanskiy out: 751a6696735SMaxim Mikityanskiy mlx5e_tir_builder_free(builder); 752a6696735SMaxim Mikityanskiy return err; 75377ab67b7SOr Gerlitz 75477ab67b7SOr Gerlitz create_tir_err: 75577ab67b7SOr Gerlitz mlx5_core_dealloc_transport_domain(hp->func_mdev, hp->tdn); 756a6696735SMaxim Mikityanskiy 757a6696735SMaxim Mikityanskiy goto out; 75877ab67b7SOr Gerlitz } 75977ab67b7SOr Gerlitz 76077ab67b7SOr Gerlitz static void mlx5e_hairpin_destroy_transport(struct mlx5e_hairpin *hp) 76177ab67b7SOr Gerlitz { 762a6696735SMaxim Mikityanskiy mlx5e_tir_destroy(&hp->direct_tir); 76377ab67b7SOr Gerlitz mlx5_core_dealloc_transport_domain(hp->func_mdev, hp->tdn); 76477ab67b7SOr Gerlitz } 76577ab67b7SOr Gerlitz 7663f6d08d1SOr Gerlitz static int mlx5e_hairpin_create_indirect_rqt(struct mlx5e_hairpin *hp) 7673f6d08d1SOr Gerlitz { 7683f6d08d1SOr Gerlitz struct mlx5e_priv *priv = hp->func_priv; 7693f6d08d1SOr Gerlitz struct mlx5_core_dev *mdev = priv->mdev; 77006e9f13aSMaxim Mikityanskiy struct mlx5e_rss_params_indir *indir; 77106e9f13aSMaxim Mikityanskiy int err; 7723f6d08d1SOr Gerlitz 77306e9f13aSMaxim Mikityanskiy indir = kvmalloc(sizeof(*indir), GFP_KERNEL); 77406e9f13aSMaxim Mikityanskiy if (!indir) 7753f6d08d1SOr Gerlitz return -ENOMEM; 7763f6d08d1SOr Gerlitz 77743befe99SMaxim Mikityanskiy mlx5e_rss_params_indir_init_uniform(indir, hp->num_channels); 77806e9f13aSMaxim Mikityanskiy err = mlx5e_rqt_init_indir(&hp->indir_rqt, mdev, hp->pair->rqn, hp->num_channels, 77943ec0f41SMaxim Mikityanskiy mlx5e_rx_res_get_current_hash(priv->rx_res).hfunc, 78043ec0f41SMaxim Mikityanskiy indir); 7813f6d08d1SOr Gerlitz 78206e9f13aSMaxim Mikityanskiy kvfree(indir); 7833f6d08d1SOr Gerlitz return err; 7843f6d08d1SOr Gerlitz } 7853f6d08d1SOr Gerlitz 7863f6d08d1SOr Gerlitz static int mlx5e_hairpin_create_indirect_tirs(struct mlx5e_hairpin *hp) 7873f6d08d1SOr Gerlitz { 7883f6d08d1SOr Gerlitz struct mlx5e_priv *priv = hp->func_priv; 78943ec0f41SMaxim Mikityanskiy struct mlx5e_rss_params_hash rss_hash; 790d443c6f6SMaor Gottlieb enum mlx5_traffic_types tt, max_tt; 791a6696735SMaxim Mikityanskiy struct mlx5e_tir_builder *builder; 792a6696735SMaxim Mikityanskiy int err = 0; 793a6696735SMaxim Mikityanskiy 794a6696735SMaxim Mikityanskiy builder = mlx5e_tir_builder_alloc(false); 795a6696735SMaxim Mikityanskiy if (!builder) 796a6696735SMaxim Mikityanskiy return -ENOMEM; 797a6696735SMaxim Mikityanskiy 79843ec0f41SMaxim Mikityanskiy rss_hash = mlx5e_rx_res_get_current_hash(priv->rx_res); 7993f6d08d1SOr Gerlitz 8003f6d08d1SOr Gerlitz for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) { 80165d6b6e5SMaxim Mikityanskiy struct mlx5e_rss_params_traffic_type rss_tt; 802d930ac79SAya Levin 80365d6b6e5SMaxim Mikityanskiy rss_tt = mlx5e_rss_get_default_tt_config(tt); 8043f6d08d1SOr Gerlitz 805a6696735SMaxim Mikityanskiy mlx5e_tir_builder_build_rqt(builder, hp->tdn, 806a6696735SMaxim Mikityanskiy mlx5e_rqt_get_rqtn(&hp->indir_rqt), 807a6696735SMaxim Mikityanskiy false); 80843ec0f41SMaxim Mikityanskiy mlx5e_tir_builder_build_rss(builder, &rss_hash, &rss_tt, false); 809bbeb53b8SAya Levin 810a6696735SMaxim Mikityanskiy err = mlx5e_tir_init(&hp->indir_tir[tt], builder, hp->func_mdev, false); 8113f6d08d1SOr Gerlitz if (err) { 8123f6d08d1SOr Gerlitz mlx5_core_warn(hp->func_mdev, "create indirect tirs failed, %d\n", err); 8133f6d08d1SOr Gerlitz goto err_destroy_tirs; 8143f6d08d1SOr Gerlitz } 815a6696735SMaxim Mikityanskiy 816a6696735SMaxim Mikityanskiy mlx5e_tir_builder_clear(builder); 8173f6d08d1SOr Gerlitz } 818a6696735SMaxim Mikityanskiy 819a6696735SMaxim Mikityanskiy out: 820a6696735SMaxim Mikityanskiy mlx5e_tir_builder_free(builder); 821a6696735SMaxim Mikityanskiy return err; 8223f6d08d1SOr Gerlitz 8233f6d08d1SOr Gerlitz err_destroy_tirs: 824a6696735SMaxim Mikityanskiy max_tt = tt; 825a6696735SMaxim Mikityanskiy for (tt = 0; tt < max_tt; tt++) 826a6696735SMaxim Mikityanskiy mlx5e_tir_destroy(&hp->indir_tir[tt]); 827a6696735SMaxim Mikityanskiy 828a6696735SMaxim Mikityanskiy goto out; 8293f6d08d1SOr Gerlitz } 8303f6d08d1SOr Gerlitz 8313f6d08d1SOr Gerlitz static void mlx5e_hairpin_destroy_indirect_tirs(struct mlx5e_hairpin *hp) 8323f6d08d1SOr Gerlitz { 8333f6d08d1SOr Gerlitz int tt; 8343f6d08d1SOr Gerlitz 8353f6d08d1SOr Gerlitz for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) 836a6696735SMaxim Mikityanskiy mlx5e_tir_destroy(&hp->indir_tir[tt]); 8373f6d08d1SOr Gerlitz } 8383f6d08d1SOr Gerlitz 8393f6d08d1SOr Gerlitz static void mlx5e_hairpin_set_ttc_params(struct mlx5e_hairpin *hp, 8403f6d08d1SOr Gerlitz struct ttc_params *ttc_params) 8413f6d08d1SOr Gerlitz { 8423f6d08d1SOr Gerlitz struct mlx5_flow_table_attr *ft_attr = &ttc_params->ft_attr; 8433f6d08d1SOr Gerlitz int tt; 8443f6d08d1SOr Gerlitz 8453f6d08d1SOr Gerlitz memset(ttc_params, 0, sizeof(*ttc_params)); 8463f6d08d1SOr Gerlitz 847bc29764eSMaor Gottlieb ttc_params->ns = mlx5_get_flow_namespace(hp->func_mdev, 848bc29764eSMaor Gottlieb MLX5_FLOW_NAMESPACE_KERNEL); 849bc29764eSMaor Gottlieb for (tt = 0; tt < MLX5_NUM_TT; tt++) { 850bc29764eSMaor Gottlieb ttc_params->dests[tt].type = MLX5_FLOW_DESTINATION_TYPE_TIR; 851bc29764eSMaor Gottlieb ttc_params->dests[tt].tir_num = 852bc29764eSMaor Gottlieb tt == MLX5_TT_ANY ? 853bc29764eSMaor Gottlieb mlx5e_tir_get_tirn(&hp->direct_tir) : 854bc29764eSMaor Gottlieb mlx5e_tir_get_tirn(&hp->indir_tir[tt]); 855bc29764eSMaor Gottlieb } 8563f6d08d1SOr Gerlitz 8573f6d08d1SOr Gerlitz ft_attr->level = MLX5E_TC_TTC_FT_LEVEL; 8583f6d08d1SOr Gerlitz ft_attr->prio = MLX5E_TC_PRIO; 8593f6d08d1SOr Gerlitz } 8603f6d08d1SOr Gerlitz 8613f6d08d1SOr Gerlitz static int mlx5e_hairpin_rss_init(struct mlx5e_hairpin *hp) 8623f6d08d1SOr Gerlitz { 8633f6d08d1SOr Gerlitz struct mlx5e_priv *priv = hp->func_priv; 8643f6d08d1SOr Gerlitz struct ttc_params ttc_params; 865f52f2faeSLama Kayal struct mlx5_ttc_table *ttc; 8663f6d08d1SOr Gerlitz int err; 8673f6d08d1SOr Gerlitz 8683f6d08d1SOr Gerlitz err = mlx5e_hairpin_create_indirect_rqt(hp); 8693f6d08d1SOr Gerlitz if (err) 8703f6d08d1SOr Gerlitz return err; 8713f6d08d1SOr Gerlitz 8723f6d08d1SOr Gerlitz err = mlx5e_hairpin_create_indirect_tirs(hp); 8733f6d08d1SOr Gerlitz if (err) 8743f6d08d1SOr Gerlitz goto err_create_indirect_tirs; 8753f6d08d1SOr Gerlitz 8763f6d08d1SOr Gerlitz mlx5e_hairpin_set_ttc_params(hp, &ttc_params); 877f4b45940SMaor Gottlieb hp->ttc = mlx5_create_ttc_table(priv->mdev, &ttc_params); 878f4b45940SMaor Gottlieb if (IS_ERR(hp->ttc)) { 879f4b45940SMaor Gottlieb err = PTR_ERR(hp->ttc); 8803f6d08d1SOr Gerlitz goto err_create_ttc_table; 881f4b45940SMaor Gottlieb } 8823f6d08d1SOr Gerlitz 883f52f2faeSLama Kayal ttc = mlx5e_fs_get_ttc(priv->fs, false); 8843f6d08d1SOr Gerlitz netdev_dbg(priv->netdev, "add hairpin: using %d channels rss ttc table id %x\n", 885f4b45940SMaor Gottlieb hp->num_channels, 886f52f2faeSLama Kayal mlx5_get_ttc_flow_table(ttc)->id); 8873f6d08d1SOr Gerlitz 8883f6d08d1SOr Gerlitz return 0; 8893f6d08d1SOr Gerlitz 8903f6d08d1SOr Gerlitz err_create_ttc_table: 8913f6d08d1SOr Gerlitz mlx5e_hairpin_destroy_indirect_tirs(hp); 8923f6d08d1SOr Gerlitz err_create_indirect_tirs: 89306e9f13aSMaxim Mikityanskiy mlx5e_rqt_destroy(&hp->indir_rqt); 8943f6d08d1SOr Gerlitz 8953f6d08d1SOr Gerlitz return err; 8963f6d08d1SOr Gerlitz } 8973f6d08d1SOr Gerlitz 8983f6d08d1SOr Gerlitz static void mlx5e_hairpin_rss_cleanup(struct mlx5e_hairpin *hp) 8993f6d08d1SOr Gerlitz { 900f4b45940SMaor Gottlieb mlx5_destroy_ttc_table(hp->ttc); 9013f6d08d1SOr Gerlitz mlx5e_hairpin_destroy_indirect_tirs(hp); 90206e9f13aSMaxim Mikityanskiy mlx5e_rqt_destroy(&hp->indir_rqt); 9033f6d08d1SOr Gerlitz } 9043f6d08d1SOr Gerlitz 90577ab67b7SOr Gerlitz static struct mlx5e_hairpin * 90677ab67b7SOr Gerlitz mlx5e_hairpin_create(struct mlx5e_priv *priv, struct mlx5_hairpin_params *params, 90777ab67b7SOr Gerlitz int peer_ifindex) 90877ab67b7SOr Gerlitz { 90977ab67b7SOr Gerlitz struct mlx5_core_dev *func_mdev, *peer_mdev; 91077ab67b7SOr Gerlitz struct mlx5e_hairpin *hp; 91177ab67b7SOr Gerlitz struct mlx5_hairpin *pair; 91277ab67b7SOr Gerlitz int err; 91377ab67b7SOr Gerlitz 91477ab67b7SOr Gerlitz hp = kzalloc(sizeof(*hp), GFP_KERNEL); 91577ab67b7SOr Gerlitz if (!hp) 91677ab67b7SOr Gerlitz return ERR_PTR(-ENOMEM); 91777ab67b7SOr Gerlitz 91877ab67b7SOr Gerlitz func_mdev = priv->mdev; 91977ab67b7SOr Gerlitz peer_mdev = mlx5e_hairpin_get_mdev(dev_net(priv->netdev), peer_ifindex); 920b1c2f631SDima Chumak if (IS_ERR(peer_mdev)) { 921b1c2f631SDima Chumak err = PTR_ERR(peer_mdev); 922b1c2f631SDima Chumak goto create_pair_err; 923b1c2f631SDima Chumak } 92477ab67b7SOr Gerlitz 92577ab67b7SOr Gerlitz pair = mlx5_core_hairpin_create(func_mdev, peer_mdev, params); 92677ab67b7SOr Gerlitz if (IS_ERR(pair)) { 92777ab67b7SOr Gerlitz err = PTR_ERR(pair); 92877ab67b7SOr Gerlitz goto create_pair_err; 92977ab67b7SOr Gerlitz } 93077ab67b7SOr Gerlitz hp->pair = pair; 93177ab67b7SOr Gerlitz hp->func_mdev = func_mdev; 9323f6d08d1SOr Gerlitz hp->func_priv = priv; 9333f6d08d1SOr Gerlitz hp->num_channels = params->num_channels; 9348a0594c0SGal Pressman hp->log_num_packets = params->log_num_packets; 93577ab67b7SOr Gerlitz 93677ab67b7SOr Gerlitz err = mlx5e_hairpin_create_transport(hp); 93777ab67b7SOr Gerlitz if (err) 93877ab67b7SOr Gerlitz goto create_transport_err; 93977ab67b7SOr Gerlitz 9403f6d08d1SOr Gerlitz if (hp->num_channels > 1) { 9413f6d08d1SOr Gerlitz err = mlx5e_hairpin_rss_init(hp); 9423f6d08d1SOr Gerlitz if (err) 9433f6d08d1SOr Gerlitz goto rss_init_err; 9443f6d08d1SOr Gerlitz } 9453f6d08d1SOr Gerlitz 94677ab67b7SOr Gerlitz return hp; 94777ab67b7SOr Gerlitz 9483f6d08d1SOr Gerlitz rss_init_err: 9493f6d08d1SOr Gerlitz mlx5e_hairpin_destroy_transport(hp); 95077ab67b7SOr Gerlitz create_transport_err: 95177ab67b7SOr Gerlitz mlx5_core_hairpin_destroy(hp->pair); 95277ab67b7SOr Gerlitz create_pair_err: 95377ab67b7SOr Gerlitz kfree(hp); 95477ab67b7SOr Gerlitz return ERR_PTR(err); 95577ab67b7SOr Gerlitz } 95677ab67b7SOr Gerlitz 95777ab67b7SOr Gerlitz static void mlx5e_hairpin_destroy(struct mlx5e_hairpin *hp) 95877ab67b7SOr Gerlitz { 9593f6d08d1SOr Gerlitz if (hp->num_channels > 1) 9603f6d08d1SOr Gerlitz mlx5e_hairpin_rss_cleanup(hp); 96177ab67b7SOr Gerlitz mlx5e_hairpin_destroy_transport(hp); 96277ab67b7SOr Gerlitz mlx5_core_hairpin_destroy(hp->pair); 96377ab67b7SOr Gerlitz kvfree(hp); 96477ab67b7SOr Gerlitz } 96577ab67b7SOr Gerlitz 966106be53bSOr Gerlitz static inline u32 hash_hairpin_info(u16 peer_vhca_id, u8 prio) 967106be53bSOr Gerlitz { 968106be53bSOr Gerlitz return (peer_vhca_id << 16 | prio); 969106be53bSOr Gerlitz } 970106be53bSOr Gerlitz 9715c65c564SOr Gerlitz static struct mlx5e_hairpin_entry *mlx5e_hairpin_get(struct mlx5e_priv *priv, 972106be53bSOr Gerlitz u16 peer_vhca_id, u8 prio) 9735c65c564SOr Gerlitz { 974f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 9755c65c564SOr Gerlitz struct mlx5e_hairpin_entry *hpe; 976106be53bSOr Gerlitz u32 hash_key = hash_hairpin_info(peer_vhca_id, prio); 9775c65c564SOr Gerlitz 978f52f2faeSLama Kayal hash_for_each_possible(tc->hairpin_tbl, hpe, 979106be53bSOr Gerlitz hairpin_hlist, hash_key) { 980e4f9abbdSVlad Buslov if (hpe->peer_vhca_id == peer_vhca_id && hpe->prio == prio) { 981e4f9abbdSVlad Buslov refcount_inc(&hpe->refcnt); 9825c65c564SOr Gerlitz return hpe; 9835c65c564SOr Gerlitz } 984e4f9abbdSVlad Buslov } 9855c65c564SOr Gerlitz 9865c65c564SOr Gerlitz return NULL; 9875c65c564SOr Gerlitz } 9885c65c564SOr Gerlitz 989e4f9abbdSVlad Buslov static void mlx5e_hairpin_put(struct mlx5e_priv *priv, 990e4f9abbdSVlad Buslov struct mlx5e_hairpin_entry *hpe) 991e4f9abbdSVlad Buslov { 992f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 993e4f9abbdSVlad Buslov /* no more hairpin flows for us, release the hairpin pair */ 994f52f2faeSLama Kayal if (!refcount_dec_and_mutex_lock(&hpe->refcnt, &tc->hairpin_tbl_lock)) 995e4f9abbdSVlad Buslov return; 996b32accdaSVlad Buslov hash_del(&hpe->hairpin_hlist); 997f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 998e4f9abbdSVlad Buslov 999db76ca24SVlad Buslov if (!IS_ERR_OR_NULL(hpe->hp)) { 1000e4f9abbdSVlad Buslov netdev_dbg(priv->netdev, "del hairpin: peer %s\n", 1001e4f9abbdSVlad Buslov dev_name(hpe->hp->pair->peer_mdev->device)); 1002e4f9abbdSVlad Buslov 1003e4f9abbdSVlad Buslov mlx5e_hairpin_destroy(hpe->hp); 1004db76ca24SVlad Buslov } 1005db76ca24SVlad Buslov 1006db76ca24SVlad Buslov WARN_ON(!list_empty(&hpe->flows)); 1007e4f9abbdSVlad Buslov kfree(hpe); 1008e4f9abbdSVlad Buslov } 1009e4f9abbdSVlad Buslov 1010106be53bSOr Gerlitz #define UNKNOWN_MATCH_PRIO 8 1011106be53bSOr Gerlitz 1012106be53bSOr Gerlitz static int mlx5e_hairpin_get_prio(struct mlx5e_priv *priv, 1013e98bedf5SEli Britstein struct mlx5_flow_spec *spec, u8 *match_prio, 1014e98bedf5SEli Britstein struct netlink_ext_ack *extack) 1015106be53bSOr Gerlitz { 1016106be53bSOr Gerlitz void *headers_c, *headers_v; 1017106be53bSOr Gerlitz u8 prio_val, prio_mask = 0; 1018106be53bSOr Gerlitz bool vlan_present; 1019106be53bSOr Gerlitz 1020106be53bSOr Gerlitz #ifdef CONFIG_MLX5_CORE_EN_DCB 1021106be53bSOr Gerlitz if (priv->dcbx_dp.trust_state != MLX5_QPTS_TRUST_PCP) { 1022e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 1023e98bedf5SEli Britstein "only PCP trust state supported for hairpin"); 1024106be53bSOr Gerlitz return -EOPNOTSUPP; 1025106be53bSOr Gerlitz } 1026106be53bSOr Gerlitz #endif 1027106be53bSOr Gerlitz headers_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, outer_headers); 1028106be53bSOr Gerlitz headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, outer_headers); 1029106be53bSOr Gerlitz 1030106be53bSOr Gerlitz vlan_present = MLX5_GET(fte_match_set_lyr_2_4, headers_v, cvlan_tag); 1031106be53bSOr Gerlitz if (vlan_present) { 1032106be53bSOr Gerlitz prio_mask = MLX5_GET(fte_match_set_lyr_2_4, headers_c, first_prio); 1033106be53bSOr Gerlitz prio_val = MLX5_GET(fte_match_set_lyr_2_4, headers_v, first_prio); 1034106be53bSOr Gerlitz } 1035106be53bSOr Gerlitz 1036106be53bSOr Gerlitz if (!vlan_present || !prio_mask) { 1037106be53bSOr Gerlitz prio_val = UNKNOWN_MATCH_PRIO; 1038106be53bSOr Gerlitz } else if (prio_mask != 0x7) { 1039e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 1040e98bedf5SEli Britstein "masked priority match not supported for hairpin"); 1041106be53bSOr Gerlitz return -EOPNOTSUPP; 1042106be53bSOr Gerlitz } 1043106be53bSOr Gerlitz 1044106be53bSOr Gerlitz *match_prio = prio_val; 1045106be53bSOr Gerlitz return 0; 1046106be53bSOr Gerlitz } 1047106be53bSOr Gerlitz 10480e414518SGal Pressman static int debugfs_hairpin_num_active_get(void *data, u64 *val) 10490e414518SGal Pressman { 10500e414518SGal Pressman struct mlx5e_tc_table *tc = data; 10510e414518SGal Pressman struct mlx5e_hairpin_entry *hpe; 10520e414518SGal Pressman u32 cnt = 0; 10530e414518SGal Pressman u32 bkt; 10540e414518SGal Pressman 10550e414518SGal Pressman mutex_lock(&tc->hairpin_tbl_lock); 10560e414518SGal Pressman hash_for_each(tc->hairpin_tbl, bkt, hpe, hairpin_hlist) 10570e414518SGal Pressman cnt++; 10580e414518SGal Pressman mutex_unlock(&tc->hairpin_tbl_lock); 10590e414518SGal Pressman 10600e414518SGal Pressman *val = cnt; 10610e414518SGal Pressman 10620e414518SGal Pressman return 0; 10630e414518SGal Pressman } 10640e414518SGal Pressman DEFINE_DEBUGFS_ATTRIBUTE(fops_hairpin_num_active, 10650e414518SGal Pressman debugfs_hairpin_num_active_get, NULL, "%llu\n"); 10660e414518SGal Pressman 10670e414518SGal Pressman static int debugfs_hairpin_table_dump_show(struct seq_file *file, void *priv) 10680e414518SGal Pressman 10690e414518SGal Pressman { 10700e414518SGal Pressman struct mlx5e_tc_table *tc = file->private; 10710e414518SGal Pressman struct mlx5e_hairpin_entry *hpe; 10720e414518SGal Pressman u32 bkt; 10730e414518SGal Pressman 10740e414518SGal Pressman mutex_lock(&tc->hairpin_tbl_lock); 10750e414518SGal Pressman hash_for_each(tc->hairpin_tbl, bkt, hpe, hairpin_hlist) 10768a0594c0SGal Pressman seq_printf(file, 10778a0594c0SGal Pressman "Hairpin peer_vhca_id %u prio %u refcnt %u num_channels %u num_packets %lu\n", 10780e414518SGal Pressman hpe->peer_vhca_id, hpe->prio, 10798a0594c0SGal Pressman refcount_read(&hpe->refcnt), hpe->hp->num_channels, 10808a0594c0SGal Pressman BIT(hpe->hp->log_num_packets)); 10810e414518SGal Pressman mutex_unlock(&tc->hairpin_tbl_lock); 10820e414518SGal Pressman 10830e414518SGal Pressman return 0; 10840e414518SGal Pressman } 10850e414518SGal Pressman DEFINE_SHOW_ATTRIBUTE(debugfs_hairpin_table_dump); 10860e414518SGal Pressman 10870e414518SGal Pressman static void mlx5e_tc_debugfs_init(struct mlx5e_tc_table *tc, 10880e414518SGal Pressman struct dentry *dfs_root) 10890e414518SGal Pressman { 10900e414518SGal Pressman if (IS_ERR_OR_NULL(dfs_root)) 10910e414518SGal Pressman return; 10920e414518SGal Pressman 10930e414518SGal Pressman tc->dfs_root = debugfs_create_dir("tc", dfs_root); 10940e414518SGal Pressman 10950e414518SGal Pressman debugfs_create_file("hairpin_num_active", 0444, tc->dfs_root, tc, 10960e414518SGal Pressman &fops_hairpin_num_active); 10970e414518SGal Pressman debugfs_create_file("hairpin_table_dump", 0444, tc->dfs_root, tc, 10980e414518SGal Pressman &debugfs_hairpin_table_dump_fops); 10990e414518SGal Pressman } 11000e414518SGal Pressman 11015c65c564SOr Gerlitz static int mlx5e_hairpin_flow_add(struct mlx5e_priv *priv, 11025c65c564SOr Gerlitz struct mlx5e_tc_flow *flow, 1103e98bedf5SEli Britstein struct mlx5e_tc_flow_parse_attr *parse_attr, 1104e98bedf5SEli Britstein struct netlink_ext_ack *extack) 11055c65c564SOr Gerlitz { 1106f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 11071bffcea4SGal Pressman struct devlink *devlink = priv_to_devlink(priv->mdev); 110898b66cb1SEli Britstein int peer_ifindex = parse_attr->mirred_ifindex[0]; 11091bffcea4SGal Pressman union devlink_param_value val = {}; 11105c65c564SOr Gerlitz struct mlx5_hairpin_params params; 1111d8822868SOr Gerlitz struct mlx5_core_dev *peer_mdev; 11125c65c564SOr Gerlitz struct mlx5e_hairpin_entry *hpe; 11135c65c564SOr Gerlitz struct mlx5e_hairpin *hp; 1114106be53bSOr Gerlitz u8 match_prio; 1115d8822868SOr Gerlitz u16 peer_id; 11165c65c564SOr Gerlitz int err; 11175c65c564SOr Gerlitz 1118d8822868SOr Gerlitz peer_mdev = mlx5e_hairpin_get_mdev(dev_net(priv->netdev), peer_ifindex); 1119b1c2f631SDima Chumak if (IS_ERR(peer_mdev)) { 1120b1c2f631SDima Chumak NL_SET_ERR_MSG_MOD(extack, "invalid ifindex of mirred device"); 1121b1c2f631SDima Chumak return PTR_ERR(peer_mdev); 1122b1c2f631SDima Chumak } 1123b1c2f631SDima Chumak 1124d8822868SOr Gerlitz if (!MLX5_CAP_GEN(priv->mdev, hairpin) || !MLX5_CAP_GEN(peer_mdev, hairpin)) { 1125e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, "hairpin is not supported"); 11265c65c564SOr Gerlitz return -EOPNOTSUPP; 11275c65c564SOr Gerlitz } 11285c65c564SOr Gerlitz 1129d8822868SOr Gerlitz peer_id = MLX5_CAP_GEN(peer_mdev, vhca_id); 1130e98bedf5SEli Britstein err = mlx5e_hairpin_get_prio(priv, &parse_attr->spec, &match_prio, 1131e98bedf5SEli Britstein extack); 1132106be53bSOr Gerlitz if (err) 1133106be53bSOr Gerlitz return err; 1134b32accdaSVlad Buslov 1135f52f2faeSLama Kayal mutex_lock(&tc->hairpin_tbl_lock); 1136106be53bSOr Gerlitz hpe = mlx5e_hairpin_get(priv, peer_id, match_prio); 1137db76ca24SVlad Buslov if (hpe) { 1138f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 1139db76ca24SVlad Buslov wait_for_completion(&hpe->res_ready); 1140db76ca24SVlad Buslov 1141db76ca24SVlad Buslov if (IS_ERR(hpe->hp)) { 1142db76ca24SVlad Buslov err = -EREMOTEIO; 1143db76ca24SVlad Buslov goto out_err; 1144db76ca24SVlad Buslov } 11455c65c564SOr Gerlitz goto attach_flow; 1146db76ca24SVlad Buslov } 11475c65c564SOr Gerlitz 11485c65c564SOr Gerlitz hpe = kzalloc(sizeof(*hpe), GFP_KERNEL); 1149b32accdaSVlad Buslov if (!hpe) { 1150f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 1151db76ca24SVlad Buslov return -ENOMEM; 1152b32accdaSVlad Buslov } 11535c65c564SOr Gerlitz 115473edca73SVlad Buslov spin_lock_init(&hpe->flows_lock); 11555c65c564SOr Gerlitz INIT_LIST_HEAD(&hpe->flows); 1156db76ca24SVlad Buslov INIT_LIST_HEAD(&hpe->dead_peer_wait_list); 1157d8822868SOr Gerlitz hpe->peer_vhca_id = peer_id; 1158106be53bSOr Gerlitz hpe->prio = match_prio; 1159e4f9abbdSVlad Buslov refcount_set(&hpe->refcnt, 1); 1160db76ca24SVlad Buslov init_completion(&hpe->res_ready); 1161db76ca24SVlad Buslov 1162f52f2faeSLama Kayal hash_add(tc->hairpin_tbl, &hpe->hairpin_hlist, 1163db76ca24SVlad Buslov hash_hairpin_info(peer_id, match_prio)); 1164f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 11655c65c564SOr Gerlitz 11661bffcea4SGal Pressman err = devl_param_driverinit_value_get( 11671bffcea4SGal Pressman devlink, MLX5_DEVLINK_PARAM_ID_HAIRPIN_QUEUE_SIZE, &val); 11681bffcea4SGal Pressman if (err) { 11691bffcea4SGal Pressman err = -ENOMEM; 11701bffcea4SGal Pressman goto out_err; 11711bffcea4SGal Pressman } 11721bffcea4SGal Pressman 11731bffcea4SGal Pressman params.log_num_packets = ilog2(val.vu32); 11741a803472SGal Pressman params.log_data_size = 11751a803472SGal Pressman clamp_t(u32, 11761a803472SGal Pressman params.log_num_packets + 11771a803472SGal Pressman MLX5_MPWRQ_MIN_LOG_STRIDE_SZ(priv->mdev), 117894581080SGal Pressman MLX5_CAP_GEN(priv->mdev, log_min_hairpin_wq_data_sz), 11795c65c564SOr Gerlitz MLX5_CAP_GEN(priv->mdev, log_max_hairpin_wq_data_sz)); 1180eb9180f7SOr Gerlitz 1181eb9180f7SOr Gerlitz params.q_counter = priv->q_counter; 11821bffcea4SGal Pressman err = devl_param_driverinit_value_get( 11831bffcea4SGal Pressman devlink, MLX5_DEVLINK_PARAM_ID_HAIRPIN_NUM_QUEUES, &val); 11841bffcea4SGal Pressman if (err) { 11851bffcea4SGal Pressman err = -ENOMEM; 11861bffcea4SGal Pressman goto out_err; 11871bffcea4SGal Pressman } 11881bffcea4SGal Pressman 11891bffcea4SGal Pressman params.num_channels = val.vu32; 11903f6d08d1SOr Gerlitz 11915c65c564SOr Gerlitz hp = mlx5e_hairpin_create(priv, ¶ms, peer_ifindex); 1192db76ca24SVlad Buslov hpe->hp = hp; 1193db76ca24SVlad Buslov complete_all(&hpe->res_ready); 11945c65c564SOr Gerlitz if (IS_ERR(hp)) { 11955c65c564SOr Gerlitz err = PTR_ERR(hp); 1196db76ca24SVlad Buslov goto out_err; 11975c65c564SOr Gerlitz } 11985c65c564SOr Gerlitz 1199eb9180f7SOr Gerlitz netdev_dbg(priv->netdev, "add hairpin: tirn %x rqn %x peer %s sqn %x prio %d (log) data %d packets %d\n", 1200a6696735SMaxim Mikityanskiy mlx5e_tir_get_tirn(&hp->direct_tir), hp->pair->rqn[0], 120127b942fbSParav Pandit dev_name(hp->pair->peer_mdev->device), 1202eb9180f7SOr Gerlitz hp->pair->sqn[0], match_prio, params.log_data_size, params.log_num_packets); 12035c65c564SOr Gerlitz 12045c65c564SOr Gerlitz attach_flow: 12053f6d08d1SOr Gerlitz if (hpe->hp->num_channels > 1) { 1206226f2ca3SVlad Buslov flow_flag_set(flow, HAIRPIN_RSS); 1207f4b45940SMaor Gottlieb flow->attr->nic_attr->hairpin_ft = 1208f4b45940SMaor Gottlieb mlx5_get_ttc_flow_table(hpe->hp->ttc); 12093f6d08d1SOr Gerlitz } else { 1210a6696735SMaxim Mikityanskiy flow->attr->nic_attr->hairpin_tirn = mlx5e_tir_get_tirn(&hpe->hp->direct_tir); 12113f6d08d1SOr Gerlitz } 1212b32accdaSVlad Buslov 1213e4f9abbdSVlad Buslov flow->hpe = hpe; 121473edca73SVlad Buslov spin_lock(&hpe->flows_lock); 12155c65c564SOr Gerlitz list_add(&flow->hairpin, &hpe->flows); 121673edca73SVlad Buslov spin_unlock(&hpe->flows_lock); 12173f6d08d1SOr Gerlitz 12185c65c564SOr Gerlitz return 0; 12195c65c564SOr Gerlitz 1220db76ca24SVlad Buslov out_err: 1221db76ca24SVlad Buslov mlx5e_hairpin_put(priv, hpe); 12225c65c564SOr Gerlitz return err; 12235c65c564SOr Gerlitz } 12245c65c564SOr Gerlitz 12255c65c564SOr Gerlitz static void mlx5e_hairpin_flow_del(struct mlx5e_priv *priv, 12265c65c564SOr Gerlitz struct mlx5e_tc_flow *flow) 12275c65c564SOr Gerlitz { 12285a7e5bcbSVlad Buslov /* flow wasn't fully initialized */ 1229e4f9abbdSVlad Buslov if (!flow->hpe) 12305a7e5bcbSVlad Buslov return; 12315a7e5bcbSVlad Buslov 123273edca73SVlad Buslov spin_lock(&flow->hpe->flows_lock); 12335c65c564SOr Gerlitz list_del(&flow->hairpin); 123473edca73SVlad Buslov spin_unlock(&flow->hpe->flows_lock); 123573edca73SVlad Buslov 1236e4f9abbdSVlad Buslov mlx5e_hairpin_put(priv, flow->hpe); 1237e4f9abbdSVlad Buslov flow->hpe = NULL; 12385c65c564SOr Gerlitz } 12395c65c564SOr Gerlitz 124008247066SAriel Levkovich struct mlx5_flow_handle * 124108247066SAriel Levkovich mlx5e_add_offloaded_nic_rule(struct mlx5e_priv *priv, 124208247066SAriel Levkovich struct mlx5_flow_spec *spec, 1243c620b772SAriel Levkovich struct mlx5_flow_attr *attr) 1244e8f887acSAmir Vadai { 124508247066SAriel Levkovich struct mlx5_flow_context *flow_context = &spec->flow_context; 1246f52f2faeSLama Kayal struct mlx5e_vlan_table *vlan = mlx5e_fs_get_vlan(priv->fs); 1247f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 1248c620b772SAriel Levkovich struct mlx5_nic_flow_attr *nic_attr = attr->nic_attr; 12495c65c564SOr Gerlitz struct mlx5_flow_destination dest[2] = {}; 125023bde065SLama Kayal struct mlx5_fs_chains *nic_chains; 125166958ed9SHadar Hen Zion struct mlx5_flow_act flow_act = { 12523bc4b7bfSOr Gerlitz .action = attr->action, 1253bb0ee7dcSJianbo Liu .flags = FLOW_ACT_NO_APPEND, 125466958ed9SHadar Hen Zion }; 125508247066SAriel Levkovich struct mlx5_flow_handle *rule; 1256c7569097SAriel Levkovich struct mlx5_flow_table *ft; 125708247066SAriel Levkovich int dest_ix = 0; 1258e8f887acSAmir Vadai 125923bde065SLama Kayal nic_chains = mlx5e_nic_chains(tc); 1260bb0ee7dcSJianbo Liu flow_context->flags |= FLOW_CONTEXT_HAS_TAG; 1261c620b772SAriel Levkovich flow_context->flow_tag = nic_attr->flow_tag; 1262bb0ee7dcSJianbo Liu 1263aedd133dSAriel Levkovich if (attr->dest_ft) { 1264aedd133dSAriel Levkovich dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; 1265aedd133dSAriel Levkovich dest[dest_ix].ft = attr->dest_ft; 1266aedd133dSAriel Levkovich dest_ix++; 1267aedd133dSAriel Levkovich } else if (nic_attr->hairpin_ft) { 12683f6d08d1SOr Gerlitz dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; 1269c620b772SAriel Levkovich dest[dest_ix].ft = nic_attr->hairpin_ft; 127008247066SAriel Levkovich dest_ix++; 1271c620b772SAriel Levkovich } else if (nic_attr->hairpin_tirn) { 12725c65c564SOr Gerlitz dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_TIR; 1273c620b772SAriel Levkovich dest[dest_ix].tir_num = nic_attr->hairpin_tirn; 12743f6d08d1SOr Gerlitz dest_ix++; 12753f6d08d1SOr Gerlitz } else if (attr->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) { 12765c65c564SOr Gerlitz dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; 1277c7569097SAriel Levkovich if (attr->dest_chain) { 1278c7569097SAriel Levkovich dest[dest_ix].ft = mlx5_chains_get_table(nic_chains, 1279c7569097SAriel Levkovich attr->dest_chain, 1, 1280c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1281c7569097SAriel Levkovich if (IS_ERR(dest[dest_ix].ft)) 1282c7569097SAriel Levkovich return ERR_CAST(dest[dest_ix].ft); 1283c7569097SAriel Levkovich } else { 1284f52f2faeSLama Kayal dest[dest_ix].ft = mlx5e_vlan_get_flowtable(vlan); 1285c7569097SAriel Levkovich } 12865c65c564SOr Gerlitz dest_ix++; 12875c65c564SOr Gerlitz } 1288aad7e08dSAmir Vadai 1289c7569097SAriel Levkovich if (dest[0].type == MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE && 1290c7569097SAriel Levkovich MLX5_CAP_FLOWTABLE_NIC_RX(priv->mdev, ignore_flow_level)) 1291c7569097SAriel Levkovich flow_act.flags |= FLOW_ACT_IGNORE_FLOW_LEVEL; 1292c7569097SAriel Levkovich 129308247066SAriel Levkovich if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { 12945c65c564SOr Gerlitz dest[dest_ix].type = MLX5_FLOW_DESTINATION_TYPE_COUNTER; 129508247066SAriel Levkovich dest[dest_ix].counter_id = mlx5_fc_id(attr->counter); 12965c65c564SOr Gerlitz dest_ix++; 1297aad7e08dSAmir Vadai } 1298aad7e08dSAmir Vadai 129908247066SAriel Levkovich if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) 13002b688ea5SMaor Gottlieb flow_act.modify_hdr = attr->modify_hdr; 13012f4fe4caSOr Gerlitz 13026a064674SAriel Levkovich mutex_lock(&tc->t_lock); 13036a064674SAriel Levkovich if (IS_ERR_OR_NULL(tc->t)) { 13046a064674SAriel Levkovich /* Create the root table here if doesn't exist yet */ 13056a064674SAriel Levkovich tc->t = 1306c7569097SAriel Levkovich mlx5_chains_get_table(nic_chains, 0, 1, MLX5E_TC_FT_LEVEL); 130721b9c144SOr Gerlitz 13086a064674SAriel Levkovich if (IS_ERR(tc->t)) { 13096a064674SAriel Levkovich mutex_unlock(&tc->t_lock); 1310e8f887acSAmir Vadai netdev_err(priv->netdev, 1311e8f887acSAmir Vadai "Failed to create tc offload table\n"); 1312f52f2faeSLama Kayal rule = ERR_CAST(tc->t); 1313c7569097SAriel Levkovich goto err_ft_get; 1314e8f887acSAmir Vadai } 1315e8f887acSAmir Vadai } 131608247066SAriel Levkovich mutex_unlock(&tc->t_lock); 1317e8f887acSAmir Vadai 1318aedd133dSAriel Levkovich if (attr->chain || attr->prio) 1319c7569097SAriel Levkovich ft = mlx5_chains_get_table(nic_chains, 1320c7569097SAriel Levkovich attr->chain, attr->prio, 1321c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1322aedd133dSAriel Levkovich else 1323aedd133dSAriel Levkovich ft = attr->ft; 1324aedd133dSAriel Levkovich 1325c7569097SAriel Levkovich if (IS_ERR(ft)) { 1326c7569097SAriel Levkovich rule = ERR_CAST(ft); 1327c7569097SAriel Levkovich goto err_ft_get; 1328c7569097SAriel Levkovich } 1329c7569097SAriel Levkovich 1330c620b772SAriel Levkovich if (attr->outer_match_level != MLX5_MATCH_NONE) 133108247066SAriel Levkovich spec->match_criteria_enable |= MLX5_MATCH_OUTER_HEADERS; 133238aa51c1SOr Gerlitz 1333c7569097SAriel Levkovich rule = mlx5_add_flow_rules(ft, spec, 13345c65c564SOr Gerlitz &flow_act, dest, dest_ix); 133508247066SAriel Levkovich if (IS_ERR(rule)) 1336c7569097SAriel Levkovich goto err_rule; 133708247066SAriel Levkovich 133808247066SAriel Levkovich return rule; 1339c7569097SAriel Levkovich 1340c7569097SAriel Levkovich err_rule: 1341aedd133dSAriel Levkovich if (attr->chain || attr->prio) 1342c7569097SAriel Levkovich mlx5_chains_put_table(nic_chains, 1343c7569097SAriel Levkovich attr->chain, attr->prio, 1344c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1345c7569097SAriel Levkovich err_ft_get: 1346c7569097SAriel Levkovich if (attr->dest_chain) 1347c7569097SAriel Levkovich mlx5_chains_put_table(nic_chains, 1348c7569097SAriel Levkovich attr->dest_chain, 1, 1349c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1350c7569097SAriel Levkovich 1351c7569097SAriel Levkovich return ERR_CAST(rule); 135208247066SAriel Levkovich } 135308247066SAriel Levkovich 135408247066SAriel Levkovich static int 1355df67ad62SRoi Dayan alloc_flow_attr_counter(struct mlx5_core_dev *counter_dev, 1356df67ad62SRoi Dayan struct mlx5_flow_attr *attr) 1357df67ad62SRoi Dayan 1358df67ad62SRoi Dayan { 1359df67ad62SRoi Dayan struct mlx5_fc *counter; 1360df67ad62SRoi Dayan 1361df67ad62SRoi Dayan counter = mlx5_fc_create(counter_dev, true); 1362df67ad62SRoi Dayan if (IS_ERR(counter)) 1363df67ad62SRoi Dayan return PTR_ERR(counter); 1364df67ad62SRoi Dayan 1365df67ad62SRoi Dayan attr->counter = counter; 1366df67ad62SRoi Dayan return 0; 1367df67ad62SRoi Dayan } 1368df67ad62SRoi Dayan 1369df67ad62SRoi Dayan static int 137008247066SAriel Levkovich mlx5e_tc_add_nic_flow(struct mlx5e_priv *priv, 137108247066SAriel Levkovich struct mlx5e_tc_flow *flow, 137208247066SAriel Levkovich struct netlink_ext_ack *extack) 137308247066SAriel Levkovich { 1374c6cfe113SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 1375c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 137608247066SAriel Levkovich struct mlx5_core_dev *dev = priv->mdev; 137708247066SAriel Levkovich int err; 137808247066SAriel Levkovich 1379c6cfe113SRoi Dayan parse_attr = attr->parse_attr; 1380c6cfe113SRoi Dayan 138108247066SAriel Levkovich if (flow_flag_test(flow, HAIRPIN)) { 138208247066SAriel Levkovich err = mlx5e_hairpin_flow_add(priv, flow, parse_attr, extack); 138308247066SAriel Levkovich if (err) 138408247066SAriel Levkovich return err; 138508247066SAriel Levkovich } 138608247066SAriel Levkovich 138708247066SAriel Levkovich if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { 1388df67ad62SRoi Dayan err = alloc_flow_attr_counter(dev, attr); 1389df67ad62SRoi Dayan if (err) 1390df67ad62SRoi Dayan return err; 139108247066SAriel Levkovich } 139208247066SAriel Levkovich 139308247066SAriel Levkovich if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 1394c43182e6SRoi Dayan err = mlx5e_tc_attach_mod_hdr(priv, flow, attr); 139508247066SAriel Levkovich if (err) 139608247066SAriel Levkovich return err; 139708247066SAriel Levkovich } 139808247066SAriel Levkovich 139984ba8062SRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_CT) 1400a572c0a7SRoi Dayan flow->rule[0] = mlx5_tc_ct_flow_offload(get_ct_priv(priv), &parse_attr->spec, 1401aedd133dSAriel Levkovich attr, &parse_attr->mod_hdr_acts); 1402aedd133dSAriel Levkovich else 140308247066SAriel Levkovich flow->rule[0] = mlx5e_add_offloaded_nic_rule(priv, &parse_attr->spec, 140408247066SAriel Levkovich attr); 1405e8f887acSAmir Vadai 1406a2b7189bSzhong jiang return PTR_ERR_OR_ZERO(flow->rule[0]); 1407e8f887acSAmir Vadai } 1408e8f887acSAmir Vadai 140908247066SAriel Levkovich void mlx5e_del_offloaded_nic_rule(struct mlx5e_priv *priv, 1410c7569097SAriel Levkovich struct mlx5_flow_handle *rule, 1411c7569097SAriel Levkovich struct mlx5_flow_attr *attr) 141208247066SAriel Levkovich { 1413f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 1414f52f2faeSLama Kayal struct mlx5_fs_chains *nic_chains; 1415c7569097SAriel Levkovich 1416f52f2faeSLama Kayal nic_chains = mlx5e_nic_chains(tc); 141708247066SAriel Levkovich mlx5_del_flow_rules(rule); 1418c7569097SAriel Levkovich 1419aedd133dSAriel Levkovich if (attr->chain || attr->prio) 1420c7569097SAriel Levkovich mlx5_chains_put_table(nic_chains, attr->chain, attr->prio, 1421c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 1422c7569097SAriel Levkovich 1423c7569097SAriel Levkovich if (attr->dest_chain) 1424c7569097SAriel Levkovich mlx5_chains_put_table(nic_chains, attr->dest_chain, 1, 1425c7569097SAriel Levkovich MLX5E_TC_FT_LEVEL); 142608247066SAriel Levkovich } 142708247066SAriel Levkovich 1428d85cdccbSOr Gerlitz static void mlx5e_tc_del_nic_flow(struct mlx5e_priv *priv, 1429d85cdccbSOr Gerlitz struct mlx5e_tc_flow *flow) 1430d85cdccbSOr Gerlitz { 1431f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 1432c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 1433d85cdccbSOr Gerlitz 1434c7569097SAriel Levkovich flow_flag_clear(flow, OFFLOADED); 1435c7569097SAriel Levkovich 143684ba8062SRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_CT) 1437a572c0a7SRoi Dayan mlx5_tc_ct_delete_flow(get_ct_priv(flow->priv), attr); 1438aedd133dSAriel Levkovich else if (!IS_ERR_OR_NULL(flow->rule[0])) 1439aedd133dSAriel Levkovich mlx5e_del_offloaded_nic_rule(priv, flow->rule[0], attr); 1440aedd133dSAriel Levkovich 1441c7569097SAriel Levkovich /* Remove root table if no rules are left to avoid 1442c7569097SAriel Levkovich * extra steering hops. 1443c7569097SAriel Levkovich */ 1444f52f2faeSLama Kayal mutex_lock(&tc->t_lock); 14456a064674SAriel Levkovich if (!mlx5e_tc_num_filters(priv, MLX5_TC_FLAG(NIC_OFFLOAD)) && 14466a064674SAriel Levkovich !IS_ERR_OR_NULL(tc->t)) { 144723bde065SLama Kayal mlx5_chains_put_table(mlx5e_nic_chains(tc), 0, 1, MLX5E_TC_FT_LEVEL); 1448f52f2faeSLama Kayal tc->t = NULL; 1449d85cdccbSOr Gerlitz } 1450f52f2faeSLama Kayal mutex_unlock(&tc->t_lock); 14512f4fe4caSOr Gerlitz 14525e72f3f1SAriel Levkovich if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 14535e72f3f1SAriel Levkovich mlx5e_mod_hdr_dealloc(&attr->parse_attr->mod_hdr_acts); 1454c43182e6SRoi Dayan mlx5e_tc_detach_mod_hdr(priv, flow, attr); 14555e72f3f1SAriel Levkovich } 14565c65c564SOr Gerlitz 1457972fe492SRoi Dayan if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) 1458aedd133dSAriel Levkovich mlx5_fc_destroy(priv->mdev, attr->counter); 1459aedd133dSAriel Levkovich 1460226f2ca3SVlad Buslov if (flow_flag_test(flow, HAIRPIN)) 14615c65c564SOr Gerlitz mlx5e_hairpin_flow_del(priv, flow); 1462c620b772SAriel Levkovich 14638300f225SRoi Dayan free_flow_post_acts(flow); 14648300f225SRoi Dayan 146588d97486SRoi Dayan kvfree(attr->parse_attr); 1466c620b772SAriel Levkovich kfree(flow->attr); 1467d85cdccbSOr Gerlitz } 1468d85cdccbSOr Gerlitz 14690d9f9647SVlad Buslov struct mlx5_flow_handle * 14706d2a3ed0SOr Gerlitz mlx5e_tc_offload_fdb_rules(struct mlx5_eswitch *esw, 14716d2a3ed0SOr Gerlitz struct mlx5e_tc_flow *flow, 14726d2a3ed0SOr Gerlitz struct mlx5_flow_spec *spec, 1473c620b772SAriel Levkovich struct mlx5_flow_attr *attr) 14746d2a3ed0SOr Gerlitz { 14756d2a3ed0SOr Gerlitz struct mlx5_flow_handle *rule; 14764c3844d9SPaul Blakey 1477e5d4e1daSRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_SLOW_PATH) 147889e39467SPaul Blakey return mlx5_eswitch_add_offloaded_rule(esw, spec, attr); 147989e39467SPaul Blakey 1480a572c0a7SRoi Dayan rule = mlx5e_tc_rule_offload(flow->priv, spec, attr); 14816d2a3ed0SOr Gerlitz 14826d2a3ed0SOr Gerlitz if (IS_ERR(rule)) 14836d2a3ed0SOr Gerlitz return rule; 14846d2a3ed0SOr Gerlitz 1485c620b772SAriel Levkovich if (attr->esw_attr->split_count) { 14866d2a3ed0SOr Gerlitz flow->rule[1] = mlx5_eswitch_add_fwd_rule(esw, spec, attr); 148784ba8062SRoi Dayan if (IS_ERR(flow->rule[1])) 148884ba8062SRoi Dayan goto err_rule1; 14896d2a3ed0SOr Gerlitz } 14906d2a3ed0SOr Gerlitz 14916d2a3ed0SOr Gerlitz return rule; 149284ba8062SRoi Dayan 149384ba8062SRoi Dayan err_rule1: 1494a572c0a7SRoi Dayan mlx5e_tc_rule_unoffload(flow->priv, rule, attr); 149584ba8062SRoi Dayan return flow->rule[1]; 14966d2a3ed0SOr Gerlitz } 14976d2a3ed0SOr Gerlitz 14980d9f9647SVlad Buslov void mlx5e_tc_unoffload_fdb_rules(struct mlx5_eswitch *esw, 14996d2a3ed0SOr Gerlitz struct mlx5e_tc_flow *flow, 1500c620b772SAriel Levkovich struct mlx5_flow_attr *attr) 15016d2a3ed0SOr Gerlitz { 1502226f2ca3SVlad Buslov flow_flag_clear(flow, OFFLOADED); 15036d2a3ed0SOr Gerlitz 1504e5d4e1daSRoi Dayan if (attr->flags & MLX5_ATTR_FLAG_SLOW_PATH) 150584ba8062SRoi Dayan return mlx5_eswitch_del_offloaded_rule(esw, flow->rule[0], attr); 150689e39467SPaul Blakey 1507c620b772SAriel Levkovich if (attr->esw_attr->split_count) 15086d2a3ed0SOr Gerlitz mlx5_eswitch_del_fwd_rule(esw, flow->rule[1], attr); 15096d2a3ed0SOr Gerlitz 1510a572c0a7SRoi Dayan mlx5e_tc_rule_unoffload(flow->priv, flow->rule[0], attr); 15116d2a3ed0SOr Gerlitz } 15126d2a3ed0SOr Gerlitz 15130d9f9647SVlad Buslov struct mlx5_flow_handle * 15145dbe906fSPaul Blakey mlx5e_tc_offload_to_slow_path(struct mlx5_eswitch *esw, 15155dbe906fSPaul Blakey struct mlx5e_tc_flow *flow, 1516178f69b4SEli Cohen struct mlx5_flow_spec *spec) 15175dbe906fSPaul Blakey { 15188dc47c05SPaul Blakey struct mlx5e_tc_mod_hdr_acts mod_acts = {}; 15198dc47c05SPaul Blakey struct mlx5e_mod_hdr_handle *mh = NULL; 1520c620b772SAriel Levkovich struct mlx5_flow_attr *slow_attr; 15215dbe906fSPaul Blakey struct mlx5_flow_handle *rule; 15228dc47c05SPaul Blakey bool fwd_and_modify_cap; 15238dc47c05SPaul Blakey u32 chain_mapping = 0; 15248dc47c05SPaul Blakey int err; 15255dbe906fSPaul Blakey 1526c620b772SAriel Levkovich slow_attr = mlx5_alloc_flow_attr(MLX5_FLOW_NAMESPACE_FDB); 1527c620b772SAriel Levkovich if (!slow_attr) 1528c620b772SAriel Levkovich return ERR_PTR(-ENOMEM); 15295dbe906fSPaul Blakey 1530c620b772SAriel Levkovich memcpy(slow_attr, flow->attr, ESW_FLOW_ATTR_SZ); 1531c620b772SAriel Levkovich slow_attr->action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 1532c620b772SAriel Levkovich slow_attr->esw_attr->split_count = 0; 1533e5d4e1daSRoi Dayan slow_attr->flags |= MLX5_ATTR_FLAG_SLOW_PATH; 1534c620b772SAriel Levkovich 15358dc47c05SPaul Blakey fwd_and_modify_cap = MLX5_CAP_ESW_FLOWTABLE((esw)->dev, fdb_modify_header_fwd_to_table); 15368dc47c05SPaul Blakey if (!fwd_and_modify_cap) 15378dc47c05SPaul Blakey goto skip_restore; 15388dc47c05SPaul Blakey 15398dc47c05SPaul Blakey err = mlx5_chains_get_chain_mapping(esw_chains(esw), flow->attr->chain, &chain_mapping); 15408dc47c05SPaul Blakey if (err) 15418dc47c05SPaul Blakey goto err_get_chain; 15428dc47c05SPaul Blakey 15438dc47c05SPaul Blakey err = mlx5e_tc_match_to_reg_set(esw->dev, &mod_acts, MLX5_FLOW_NAMESPACE_FDB, 1544235ff07dSPaul Blakey MAPPED_OBJ_TO_REG, chain_mapping); 15458dc47c05SPaul Blakey if (err) 15468dc47c05SPaul Blakey goto err_reg_set; 15478dc47c05SPaul Blakey 15488dc47c05SPaul Blakey mh = mlx5e_mod_hdr_attach(esw->dev, get_mod_hdr_table(flow->priv, flow), 15498dc47c05SPaul Blakey MLX5_FLOW_NAMESPACE_FDB, &mod_acts); 15508dc47c05SPaul Blakey if (IS_ERR(mh)) { 15518dc47c05SPaul Blakey err = PTR_ERR(mh); 15528dc47c05SPaul Blakey goto err_attach; 15538dc47c05SPaul Blakey } 15548dc47c05SPaul Blakey 15558dc47c05SPaul Blakey slow_attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 15568dc47c05SPaul Blakey slow_attr->modify_hdr = mlx5e_mod_hdr_get(mh); 15578dc47c05SPaul Blakey 15588dc47c05SPaul Blakey skip_restore: 1559c620b772SAriel Levkovich rule = mlx5e_tc_offload_fdb_rules(esw, flow, spec, slow_attr); 15608dc47c05SPaul Blakey if (IS_ERR(rule)) { 15618dc47c05SPaul Blakey err = PTR_ERR(rule); 15628dc47c05SPaul Blakey goto err_offload; 15638dc47c05SPaul Blakey } 15648dc47c05SPaul Blakey 156582b56480SRoi Dayan flow->attr->slow_mh = mh; 15668dc47c05SPaul Blakey flow->chain_mapping = chain_mapping; 1567226f2ca3SVlad Buslov flow_flag_set(flow, SLOW); 15685dbe906fSPaul Blakey 15698dc47c05SPaul Blakey mlx5e_mod_hdr_dealloc(&mod_acts); 1570c620b772SAriel Levkovich kfree(slow_attr); 1571c620b772SAriel Levkovich 15725dbe906fSPaul Blakey return rule; 15738dc47c05SPaul Blakey 15748dc47c05SPaul Blakey err_offload: 15758dc47c05SPaul Blakey if (fwd_and_modify_cap) 15768dc47c05SPaul Blakey mlx5e_mod_hdr_detach(esw->dev, get_mod_hdr_table(flow->priv, flow), mh); 15778dc47c05SPaul Blakey err_attach: 15788dc47c05SPaul Blakey err_reg_set: 15798dc47c05SPaul Blakey if (fwd_and_modify_cap) 15808dc47c05SPaul Blakey mlx5_chains_put_chain_mapping(esw_chains(esw), chain_mapping); 15818dc47c05SPaul Blakey err_get_chain: 15828dc47c05SPaul Blakey mlx5e_mod_hdr_dealloc(&mod_acts); 15838dc47c05SPaul Blakey kfree(slow_attr); 15848dc47c05SPaul Blakey return ERR_PTR(err); 15855dbe906fSPaul Blakey } 15865dbe906fSPaul Blakey 15870d9f9647SVlad Buslov void mlx5e_tc_unoffload_from_slow_path(struct mlx5_eswitch *esw, 1588178f69b4SEli Cohen struct mlx5e_tc_flow *flow) 15895dbe906fSPaul Blakey { 159082b56480SRoi Dayan struct mlx5e_mod_hdr_handle *slow_mh = flow->attr->slow_mh; 1591c620b772SAriel Levkovich struct mlx5_flow_attr *slow_attr; 1592178f69b4SEli Cohen 1593c620b772SAriel Levkovich slow_attr = mlx5_alloc_flow_attr(MLX5_FLOW_NAMESPACE_FDB); 15945efbe617SAriel Levkovich if (!slow_attr) { 15955efbe617SAriel Levkovich mlx5_core_warn(flow->priv->mdev, "Unable to alloc attr to unoffload slow path rule\n"); 15965efbe617SAriel Levkovich return; 15975efbe617SAriel Levkovich } 1598c620b772SAriel Levkovich 1599c620b772SAriel Levkovich memcpy(slow_attr, flow->attr, ESW_FLOW_ATTR_SZ); 1600c620b772SAriel Levkovich slow_attr->action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 1601c620b772SAriel Levkovich slow_attr->esw_attr->split_count = 0; 1602e5d4e1daSRoi Dayan slow_attr->flags |= MLX5_ATTR_FLAG_SLOW_PATH; 160382b56480SRoi Dayan if (slow_mh) { 16048dc47c05SPaul Blakey slow_attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 160582b56480SRoi Dayan slow_attr->modify_hdr = mlx5e_mod_hdr_get(slow_mh); 16068dc47c05SPaul Blakey } 1607c620b772SAriel Levkovich mlx5e_tc_unoffload_fdb_rules(esw, flow, slow_attr); 160882b56480SRoi Dayan if (slow_mh) { 160982b56480SRoi Dayan mlx5e_mod_hdr_detach(esw->dev, get_mod_hdr_table(flow->priv, flow), slow_mh); 16108dc47c05SPaul Blakey mlx5_chains_put_chain_mapping(esw_chains(esw), flow->chain_mapping); 16118dc47c05SPaul Blakey flow->chain_mapping = 0; 161282b56480SRoi Dayan flow->attr->slow_mh = NULL; 16138dc47c05SPaul Blakey } 1614226f2ca3SVlad Buslov flow_flag_clear(flow, SLOW); 1615c620b772SAriel Levkovich kfree(slow_attr); 16165dbe906fSPaul Blakey } 16175dbe906fSPaul Blakey 1618ad86755bSVlad Buslov /* Caller must obtain uplink_priv->unready_flows_lock mutex before calling this 1619ad86755bSVlad Buslov * function. 1620ad86755bSVlad Buslov */ 1621ad86755bSVlad Buslov static void unready_flow_add(struct mlx5e_tc_flow *flow, 1622ad86755bSVlad Buslov struct list_head *unready_flows) 1623ad86755bSVlad Buslov { 1624ad86755bSVlad Buslov flow_flag_set(flow, NOT_READY); 1625ad86755bSVlad Buslov list_add_tail(&flow->unready, unready_flows); 1626ad86755bSVlad Buslov } 1627ad86755bSVlad Buslov 1628ad86755bSVlad Buslov /* Caller must obtain uplink_priv->unready_flows_lock mutex before calling this 1629ad86755bSVlad Buslov * function. 1630ad86755bSVlad Buslov */ 1631ad86755bSVlad Buslov static void unready_flow_del(struct mlx5e_tc_flow *flow) 1632ad86755bSVlad Buslov { 1633ad86755bSVlad Buslov list_del(&flow->unready); 1634ad86755bSVlad Buslov flow_flag_clear(flow, NOT_READY); 1635ad86755bSVlad Buslov } 1636ad86755bSVlad Buslov 1637b4a23329SRoi Dayan static void add_unready_flow(struct mlx5e_tc_flow *flow) 1638b4a23329SRoi Dayan { 1639b4a23329SRoi Dayan struct mlx5_rep_uplink_priv *uplink_priv; 1640b4a23329SRoi Dayan struct mlx5e_rep_priv *rpriv; 1641b4a23329SRoi Dayan struct mlx5_eswitch *esw; 1642b4a23329SRoi Dayan 1643b4a23329SRoi Dayan esw = flow->priv->mdev->priv.eswitch; 1644b4a23329SRoi Dayan rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 1645b4a23329SRoi Dayan uplink_priv = &rpriv->uplink_priv; 1646b4a23329SRoi Dayan 1647ad86755bSVlad Buslov mutex_lock(&uplink_priv->unready_flows_lock); 1648ad86755bSVlad Buslov unready_flow_add(flow, &uplink_priv->unready_flows); 1649ad86755bSVlad Buslov mutex_unlock(&uplink_priv->unready_flows_lock); 1650b4a23329SRoi Dayan } 1651b4a23329SRoi Dayan 1652b4a23329SRoi Dayan static void remove_unready_flow(struct mlx5e_tc_flow *flow) 1653b4a23329SRoi Dayan { 1654ad86755bSVlad Buslov struct mlx5_rep_uplink_priv *uplink_priv; 1655ad86755bSVlad Buslov struct mlx5e_rep_priv *rpriv; 1656ad86755bSVlad Buslov struct mlx5_eswitch *esw; 1657ad86755bSVlad Buslov 1658ad86755bSVlad Buslov esw = flow->priv->mdev->priv.eswitch; 1659ad86755bSVlad Buslov rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 1660ad86755bSVlad Buslov uplink_priv = &rpriv->uplink_priv; 1661ad86755bSVlad Buslov 1662ad86755bSVlad Buslov mutex_lock(&uplink_priv->unready_flows_lock); 1663ad86755bSVlad Buslov unready_flow_del(flow); 1664ad86755bSVlad Buslov mutex_unlock(&uplink_priv->unready_flows_lock); 1665b4a23329SRoi Dayan } 1666b4a23329SRoi Dayan 1667a508728aSVlad Buslov bool mlx5e_tc_is_vf_tunnel(struct net_device *out_dev, struct net_device *route_dev) 166810742efcSVlad Buslov { 166910742efcSVlad Buslov struct mlx5_core_dev *out_mdev, *route_mdev; 167010742efcSVlad Buslov struct mlx5e_priv *out_priv, *route_priv; 167110742efcSVlad Buslov 167210742efcSVlad Buslov out_priv = netdev_priv(out_dev); 167310742efcSVlad Buslov out_mdev = out_priv->mdev; 167410742efcSVlad Buslov route_priv = netdev_priv(route_dev); 167510742efcSVlad Buslov route_mdev = route_priv->mdev; 167610742efcSVlad Buslov 167772e0bcd1SRoi Dayan if (out_mdev->coredev_type != MLX5_COREDEV_PF) 167872e0bcd1SRoi Dayan return false; 167972e0bcd1SRoi Dayan 168072e0bcd1SRoi Dayan if (route_mdev->coredev_type != MLX5_COREDEV_VF && 168172e0bcd1SRoi Dayan route_mdev->coredev_type != MLX5_COREDEV_SF) 168210742efcSVlad Buslov return false; 168310742efcSVlad Buslov 1684ab3f3d5eSRoi Dayan return mlx5e_same_hw_devs(out_priv, route_priv); 168510742efcSVlad Buslov } 168610742efcSVlad Buslov 1687a508728aSVlad Buslov int mlx5e_tc_query_route_vport(struct net_device *out_dev, struct net_device *route_dev, u16 *vport) 168810742efcSVlad Buslov { 168910742efcSVlad Buslov struct mlx5e_priv *out_priv, *route_priv; 1690f9d196bdSDmytro Linkin struct mlx5_devcom *devcom = NULL; 169110742efcSVlad Buslov struct mlx5_core_dev *route_mdev; 169210742efcSVlad Buslov struct mlx5_eswitch *esw; 169310742efcSVlad Buslov u16 vhca_id; 169410742efcSVlad Buslov int err; 169510742efcSVlad Buslov 169610742efcSVlad Buslov out_priv = netdev_priv(out_dev); 169710742efcSVlad Buslov esw = out_priv->mdev->priv.eswitch; 169810742efcSVlad Buslov route_priv = netdev_priv(route_dev); 169910742efcSVlad Buslov route_mdev = route_priv->mdev; 170010742efcSVlad Buslov 170110742efcSVlad Buslov vhca_id = MLX5_CAP_GEN(route_mdev, vhca_id); 1702f9d196bdSDmytro Linkin if (mlx5_lag_is_active(out_priv->mdev)) { 1703f9d196bdSDmytro Linkin /* In lag case we may get devices from different eswitch instances. 1704f9d196bdSDmytro Linkin * If we failed to get vport num, it means, mostly, that we on the wrong 1705f9d196bdSDmytro Linkin * eswitch. 1706f9d196bdSDmytro Linkin */ 170710742efcSVlad Buslov err = mlx5_eswitch_vhca_id_to_vport(esw, vhca_id, vport); 1708f9d196bdSDmytro Linkin if (err != -ENOENT) 1709f9d196bdSDmytro Linkin return err; 1710f9d196bdSDmytro Linkin 1711f9d196bdSDmytro Linkin devcom = out_priv->mdev->priv.devcom; 1712f9d196bdSDmytro Linkin esw = mlx5_devcom_get_peer_data(devcom, MLX5_DEVCOM_ESW_OFFLOADS); 1713f9d196bdSDmytro Linkin if (!esw) 1714f9d196bdSDmytro Linkin return -ENODEV; 1715f9d196bdSDmytro Linkin } 1716f9d196bdSDmytro Linkin 1717f9d196bdSDmytro Linkin err = mlx5_eswitch_vhca_id_to_vport(esw, vhca_id, vport); 1718f9d196bdSDmytro Linkin if (devcom) 1719f9d196bdSDmytro Linkin mlx5_devcom_release_peer_data(devcom, MLX5_DEVCOM_ESW_OFFLOADS); 172010742efcSVlad Buslov return err; 172110742efcSVlad Buslov } 172210742efcSVlad Buslov 1723c83954abSRabie Loulou static int 172439542e23SRoi Dayan set_encap_dests(struct mlx5e_priv *priv, 172539542e23SRoi Dayan struct mlx5e_tc_flow *flow, 1726c118ebc9SRoi Dayan struct mlx5_flow_attr *attr, 172739542e23SRoi Dayan struct netlink_ext_ack *extack, 172839542e23SRoi Dayan bool *vf_tun) 172939542e23SRoi Dayan { 173039542e23SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 173139542e23SRoi Dayan struct mlx5_esw_flow_attr *esw_attr; 173239542e23SRoi Dayan struct net_device *encap_dev = NULL; 173339542e23SRoi Dayan struct mlx5e_rep_priv *rpriv; 173439542e23SRoi Dayan struct mlx5e_priv *out_priv; 173539542e23SRoi Dayan int out_index; 173639542e23SRoi Dayan int err = 0; 173739542e23SRoi Dayan 17388300f225SRoi Dayan if (!mlx5e_is_eswitch_flow(flow)) 17398300f225SRoi Dayan return 0; 17408300f225SRoi Dayan 174139542e23SRoi Dayan parse_attr = attr->parse_attr; 174239542e23SRoi Dayan esw_attr = attr->esw_attr; 174339542e23SRoi Dayan *vf_tun = false; 174439542e23SRoi Dayan 174539542e23SRoi Dayan for (out_index = 0; out_index < MLX5_MAX_FLOW_FWD_VPORTS; out_index++) { 174639542e23SRoi Dayan struct net_device *out_dev; 174739542e23SRoi Dayan int mirred_ifindex; 174839542e23SRoi Dayan 174939542e23SRoi Dayan if (!(esw_attr->dests[out_index].flags & MLX5_ESW_DEST_ENCAP)) 175039542e23SRoi Dayan continue; 175139542e23SRoi Dayan 175239542e23SRoi Dayan mirred_ifindex = parse_attr->mirred_ifindex[out_index]; 175339542e23SRoi Dayan out_dev = dev_get_by_index(dev_net(priv->netdev), mirred_ifindex); 175439542e23SRoi Dayan if (!out_dev) { 175539542e23SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "Requested mirred device not found"); 175639542e23SRoi Dayan err = -ENODEV; 175739542e23SRoi Dayan goto out; 175839542e23SRoi Dayan } 1759c118ebc9SRoi Dayan err = mlx5e_attach_encap(priv, flow, attr, out_dev, out_index, 1760f3774220SChris Mi extack, &encap_dev); 176139542e23SRoi Dayan dev_put(out_dev); 176239542e23SRoi Dayan if (err) 176339542e23SRoi Dayan goto out; 176439542e23SRoi Dayan 176539542e23SRoi Dayan if (esw_attr->dests[out_index].flags & 176639542e23SRoi Dayan MLX5_ESW_DEST_CHAIN_WITH_SRC_PORT_CHANGE && 176739542e23SRoi Dayan !esw_attr->dest_int_port) 176839542e23SRoi Dayan *vf_tun = true; 176939542e23SRoi Dayan 177039542e23SRoi Dayan out_priv = netdev_priv(encap_dev); 177139542e23SRoi Dayan rpriv = out_priv->ppriv; 177239542e23SRoi Dayan esw_attr->dests[out_index].rep = rpriv->rep; 177339542e23SRoi Dayan esw_attr->dests[out_index].mdev = out_priv->mdev; 177439542e23SRoi Dayan } 177539542e23SRoi Dayan 177639542e23SRoi Dayan if (*vf_tun && esw_attr->out_count > 1) { 177739542e23SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "VF tunnel encap with mirroring is not supported"); 177839542e23SRoi Dayan err = -EOPNOTSUPP; 177939542e23SRoi Dayan goto out; 178039542e23SRoi Dayan } 178139542e23SRoi Dayan 178239542e23SRoi Dayan out: 178339542e23SRoi Dayan return err; 178439542e23SRoi Dayan } 178539542e23SRoi Dayan 178639542e23SRoi Dayan static void 178739542e23SRoi Dayan clean_encap_dests(struct mlx5e_priv *priv, 178839542e23SRoi Dayan struct mlx5e_tc_flow *flow, 17897195d9a0SPaul Blakey struct mlx5_flow_attr *attr) 179039542e23SRoi Dayan { 179139542e23SRoi Dayan struct mlx5_esw_flow_attr *esw_attr; 179239542e23SRoi Dayan int out_index; 179339542e23SRoi Dayan 17948300f225SRoi Dayan if (!mlx5e_is_eswitch_flow(flow)) 17958300f225SRoi Dayan return; 17968300f225SRoi Dayan 179739542e23SRoi Dayan esw_attr = attr->esw_attr; 179839542e23SRoi Dayan 179939542e23SRoi Dayan for (out_index = 0; out_index < MLX5_MAX_FLOW_FWD_VPORTS; out_index++) { 180039542e23SRoi Dayan if (!(esw_attr->dests[out_index].flags & MLX5_ESW_DEST_ENCAP)) 180139542e23SRoi Dayan continue; 180239542e23SRoi Dayan 1803c118ebc9SRoi Dayan mlx5e_detach_encap(priv, flow, attr, out_index); 180439542e23SRoi Dayan kfree(attr->parse_attr->tun_info[out_index]); 180539542e23SRoi Dayan } 180639542e23SRoi Dayan } 180739542e23SRoi Dayan 180839542e23SRoi Dayan static int 180964426382SOz Shlomo verify_attr_actions(u32 actions, struct netlink_ext_ack *extack) 181064426382SOz Shlomo { 181164426382SOz Shlomo if (!(actions & 181264426382SOz Shlomo (MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | MLX5_FLOW_CONTEXT_ACTION_DROP))) { 181364426382SOz Shlomo NL_SET_ERR_MSG_MOD(extack, "Rule must have at least one forward/drop action"); 181464426382SOz Shlomo return -EOPNOTSUPP; 181564426382SOz Shlomo } 181664426382SOz Shlomo 181764426382SOz Shlomo if (!(~actions & 181864426382SOz Shlomo (MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | MLX5_FLOW_CONTEXT_ACTION_DROP))) { 181964426382SOz Shlomo NL_SET_ERR_MSG_MOD(extack, "Rule cannot support forward+drop action"); 182064426382SOz Shlomo return -EOPNOTSUPP; 182164426382SOz Shlomo } 182264426382SOz Shlomo 182364426382SOz Shlomo if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && 182464426382SOz Shlomo actions & MLX5_FLOW_CONTEXT_ACTION_DROP) { 182564426382SOz Shlomo NL_SET_ERR_MSG_MOD(extack, "Drop with modify header action is not supported"); 182664426382SOz Shlomo return -EOPNOTSUPP; 182764426382SOz Shlomo } 182864426382SOz Shlomo 182964426382SOz Shlomo return 0; 183064426382SOz Shlomo } 183164426382SOz Shlomo 183264426382SOz Shlomo static int 18338facc02fSOz Shlomo post_process_attr(struct mlx5e_tc_flow *flow, 18348facc02fSOz Shlomo struct mlx5_flow_attr *attr, 18358facc02fSOz Shlomo struct netlink_ext_ack *extack) 18368facc02fSOz Shlomo { 18378facc02fSOz Shlomo bool vf_tun; 18388facc02fSOz Shlomo int err = 0; 18398facc02fSOz Shlomo 184064426382SOz Shlomo err = verify_attr_actions(attr->action, extack); 184164426382SOz Shlomo if (err) 184264426382SOz Shlomo goto err_out; 184364426382SOz Shlomo 18448facc02fSOz Shlomo err = set_encap_dests(flow->priv, flow, attr, extack, &vf_tun); 18458facc02fSOz Shlomo if (err) 18468facc02fSOz Shlomo goto err_out; 18478facc02fSOz Shlomo 18488facc02fSOz Shlomo if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 1849c43182e6SRoi Dayan err = mlx5e_tc_attach_mod_hdr(flow->priv, flow, attr); 18508facc02fSOz Shlomo if (err) 18518facc02fSOz Shlomo goto err_out; 18528facc02fSOz Shlomo } 18538facc02fSOz Shlomo 1854f86488cbSOz Shlomo if (attr->branch_true && 1855f86488cbSOz Shlomo attr->branch_true->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 1856ef78b8d5SRoi Dayan err = mlx5e_tc_attach_mod_hdr(flow->priv, flow, attr->branch_true); 1857f86488cbSOz Shlomo if (err) 1858f86488cbSOz Shlomo goto err_out; 1859f86488cbSOz Shlomo } 1860f86488cbSOz Shlomo 1861f86488cbSOz Shlomo if (attr->branch_false && 1862f86488cbSOz Shlomo attr->branch_false->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 1863ef78b8d5SRoi Dayan err = mlx5e_tc_attach_mod_hdr(flow->priv, flow, attr->branch_false); 1864f86488cbSOz Shlomo if (err) 1865f86488cbSOz Shlomo goto err_out; 1866f86488cbSOz Shlomo } 1867f86488cbSOz Shlomo 18688facc02fSOz Shlomo if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { 18698facc02fSOz Shlomo err = alloc_flow_attr_counter(get_flow_counter_dev(flow), attr); 18708facc02fSOz Shlomo if (err) 18718facc02fSOz Shlomo goto err_out; 18728facc02fSOz Shlomo } 18738facc02fSOz Shlomo 18748facc02fSOz Shlomo err_out: 18758facc02fSOz Shlomo return err; 18768facc02fSOz Shlomo } 18778facc02fSOz Shlomo 18788facc02fSOz Shlomo static int 187974491de9SMark Bloch mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv, 1880e98bedf5SEli Britstein struct mlx5e_tc_flow *flow, 1881e98bedf5SEli Britstein struct netlink_ext_ack *extack) 1882adb4c123SOr Gerlitz { 1883adb4c123SOr Gerlitz struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 1884c620b772SAriel Levkovich struct mlx5e_tc_flow_parse_attr *parse_attr; 1885c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 1886c620b772SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr; 188739ac237cSPaul Blakey u32 max_prio, max_chain; 18880ad060eeSRoi Dayan int err = 0; 18898b32580dSOr Gerlitz 1890b16eb3c8SAriel Levkovich parse_attr = attr->parse_attr; 1891b16eb3c8SAriel Levkovich esw_attr = attr->esw_attr; 1892b16eb3c8SAriel Levkovich 189384179981SPaul Blakey /* We check chain range only for tc flows. 189484179981SPaul Blakey * For ft flows, we checked attr->chain was originally 0 and set it to 189584179981SPaul Blakey * FDB_FT_CHAIN which is outside tc range. 189684179981SPaul Blakey * See mlx5e_rep_setup_ft_cb(). 189784179981SPaul Blakey */ 1898ae430332SAriel Levkovich max_chain = mlx5_chains_get_chain_range(esw_chains(esw)); 189984179981SPaul Blakey if (!mlx5e_is_ft_flow(flow) && attr->chain > max_chain) { 190061644c3dSRoi Dayan NL_SET_ERR_MSG_MOD(extack, 190161644c3dSRoi Dayan "Requested chain is out of supported range"); 19028914add2SVlad Buslov err = -EOPNOTSUPP; 19038914add2SVlad Buslov goto err_out; 1904bf07aa73SPaul Blakey } 1905bf07aa73SPaul Blakey 1906ae430332SAriel Levkovich max_prio = mlx5_chains_get_prio_range(esw_chains(esw)); 1907bf07aa73SPaul Blakey if (attr->prio > max_prio) { 190861644c3dSRoi Dayan NL_SET_ERR_MSG_MOD(extack, 190961644c3dSRoi Dayan "Requested priority is out of supported range"); 19108914add2SVlad Buslov err = -EOPNOTSUPP; 19118914add2SVlad Buslov goto err_out; 1912bf07aa73SPaul Blakey } 1913bf07aa73SPaul Blakey 1914777bb800SVlad Buslov if (flow_flag_test(flow, TUN_RX)) { 1915777bb800SVlad Buslov err = mlx5e_attach_decap_route(priv, flow); 1916777bb800SVlad Buslov if (err) 19178914add2SVlad Buslov goto err_out; 1918b16eb3c8SAriel Levkovich 19195b209d1aSRoi Dayan if (!attr->chain && esw_attr->int_port && 19205b209d1aSRoi Dayan attr->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) { 1921b16eb3c8SAriel Levkovich /* If decap route device is internal port, change the 1922b16eb3c8SAriel Levkovich * source vport value in reg_c0 back to uplink just in 1923b16eb3c8SAriel Levkovich * case the rule performs goto chain > 0. If we have a miss 1924b16eb3c8SAriel Levkovich * on chain > 0 we want the metadata regs to hold the 1925b16eb3c8SAriel Levkovich * chain id so SW will resume handling of this packet 1926b16eb3c8SAriel Levkovich * from the proper chain. 1927b16eb3c8SAriel Levkovich */ 1928b16eb3c8SAriel Levkovich u32 metadata = mlx5_eswitch_get_vport_metadata_for_set(esw, 1929b16eb3c8SAriel Levkovich esw_attr->in_rep->vport); 1930b16eb3c8SAriel Levkovich 1931b16eb3c8SAriel Levkovich err = mlx5e_tc_match_to_reg_set(priv->mdev, &parse_attr->mod_hdr_acts, 1932b16eb3c8SAriel Levkovich MLX5_FLOW_NAMESPACE_FDB, VPORT_TO_REG, 1933b16eb3c8SAriel Levkovich metadata); 1934b16eb3c8SAriel Levkovich if (err) 193531108d14SChristophe JAILLET goto err_out; 1936077cdda7SRoi Dayan 1937077cdda7SRoi Dayan attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 1938b16eb3c8SAriel Levkovich } 1939777bb800SVlad Buslov } 1940777bb800SVlad Buslov 194114e6b038SEli Cohen if (flow_flag_test(flow, L3_TO_L2_DECAP)) { 194214e6b038SEli Cohen err = mlx5e_attach_decap(priv, flow, extack); 194314e6b038SEli Cohen if (err) 19448914add2SVlad Buslov goto err_out; 194514e6b038SEli Cohen } 194614e6b038SEli Cohen 1947166f431eSAriel Levkovich if (netif_is_ovs_master(parse_attr->filter_dev)) { 1948166f431eSAriel Levkovich struct mlx5e_tc_int_port *int_port; 1949166f431eSAriel Levkovich 1950166f431eSAriel Levkovich if (attr->chain) { 1951166f431eSAriel Levkovich NL_SET_ERR_MSG_MOD(extack, 1952166f431eSAriel Levkovich "Internal port rule is only supported on chain 0"); 195331108d14SChristophe JAILLET err = -EOPNOTSUPP; 195431108d14SChristophe JAILLET goto err_out; 1955166f431eSAriel Levkovich } 1956166f431eSAriel Levkovich 1957166f431eSAriel Levkovich if (attr->dest_chain) { 1958166f431eSAriel Levkovich NL_SET_ERR_MSG_MOD(extack, 1959166f431eSAriel Levkovich "Internal port rule offload doesn't support goto action"); 196031108d14SChristophe JAILLET err = -EOPNOTSUPP; 196131108d14SChristophe JAILLET goto err_out; 1962166f431eSAriel Levkovich } 1963166f431eSAriel Levkovich 1964166f431eSAriel Levkovich int_port = mlx5e_tc_int_port_get(mlx5e_get_int_port_priv(priv), 1965166f431eSAriel Levkovich parse_attr->filter_dev->ifindex, 1966166f431eSAriel Levkovich flow_flag_test(flow, EGRESS) ? 1967166f431eSAriel Levkovich MLX5E_TC_INT_PORT_EGRESS : 1968166f431eSAriel Levkovich MLX5E_TC_INT_PORT_INGRESS); 196931108d14SChristophe JAILLET if (IS_ERR(int_port)) { 197031108d14SChristophe JAILLET err = PTR_ERR(int_port); 197131108d14SChristophe JAILLET goto err_out; 197231108d14SChristophe JAILLET } 1973166f431eSAriel Levkovich 1974166f431eSAriel Levkovich esw_attr->int_port = int_port; 1975166f431eSAriel Levkovich } 1976166f431eSAriel Levkovich 1977ef78b8d5SRoi Dayan err = post_process_attr(flow, attr, extack); 19780ad060eeSRoi Dayan if (err) 19798914add2SVlad Buslov goto err_out; 19800ad060eeSRoi Dayan 1981d13674b1SOz Shlomo err = mlx5e_tc_act_stats_add_flow(get_act_stats_handle(priv), flow); 1982d13674b1SOz Shlomo if (err) 1983d13674b1SOz Shlomo goto err_out; 1984d13674b1SOz Shlomo 19850ad060eeSRoi Dayan /* we get here if one of the following takes place: 19860ad060eeSRoi Dayan * (1) there's no error 19870ad060eeSRoi Dayan * (2) there's an encap action and we don't have valid neigh 19883c37745eSOr Gerlitz */ 1989f3774220SChris Mi if (flow_flag_test(flow, SLOW)) 1990178f69b4SEli Cohen flow->rule[0] = mlx5e_tc_offload_to_slow_path(esw, flow, &parse_attr->spec); 1991bc1d75faSRoi Dayan else 19926d2a3ed0SOr Gerlitz flow->rule[0] = mlx5e_tc_offload_fdb_rules(esw, flow, &parse_attr->spec, attr); 19935dbe906fSPaul Blakey 19948914add2SVlad Buslov if (IS_ERR(flow->rule[0])) { 19958914add2SVlad Buslov err = PTR_ERR(flow->rule[0]); 19968914add2SVlad Buslov goto err_out; 19978914add2SVlad Buslov } 1998226f2ca3SVlad Buslov flow_flag_set(flow, OFFLOADED); 1999c83954abSRabie Loulou 20005dbe906fSPaul Blakey return 0; 20018914add2SVlad Buslov 20028914add2SVlad Buslov err_out: 20038914add2SVlad Buslov flow_flag_set(flow, FAILED); 20048914add2SVlad Buslov return err; 2005aa0cbbaeSOr Gerlitz } 2006d85cdccbSOr Gerlitz 20079272e3dfSYevgeny Kliteynik static bool mlx5_flow_has_geneve_opt(struct mlx5e_tc_flow *flow) 20089272e3dfSYevgeny Kliteynik { 2009c620b772SAriel Levkovich struct mlx5_flow_spec *spec = &flow->attr->parse_attr->spec; 20109272e3dfSYevgeny Kliteynik void *headers_v = MLX5_ADDR_OF(fte_match_param, 20119272e3dfSYevgeny Kliteynik spec->match_value, 20129272e3dfSYevgeny Kliteynik misc_parameters_3); 20139272e3dfSYevgeny Kliteynik u32 geneve_tlv_opt_0_data = MLX5_GET(fte_match_set_misc3, 20149272e3dfSYevgeny Kliteynik headers_v, 20159272e3dfSYevgeny Kliteynik geneve_tlv_option_0_data); 20169272e3dfSYevgeny Kliteynik 20179272e3dfSYevgeny Kliteynik return !!geneve_tlv_opt_0_data; 20189272e3dfSYevgeny Kliteynik } 20199272e3dfSYevgeny Kliteynik 2020f86488cbSOz Shlomo static void free_branch_attr(struct mlx5e_tc_flow *flow, struct mlx5_flow_attr *attr) 2021f86488cbSOz Shlomo { 2022f86488cbSOz Shlomo if (!attr) 2023f86488cbSOz Shlomo return; 2024f86488cbSOz Shlomo 2025*a830ec48SPaul Blakey mlx5_free_flow_attr_actions(flow, attr); 2026f86488cbSOz Shlomo kvfree(attr->parse_attr); 2027f86488cbSOz Shlomo kfree(attr); 2028f86488cbSOz Shlomo } 2029f86488cbSOz Shlomo 2030d85cdccbSOr Gerlitz static void mlx5e_tc_del_fdb_flow(struct mlx5e_priv *priv, 2031d85cdccbSOr Gerlitz struct mlx5e_tc_flow *flow) 2032d85cdccbSOr Gerlitz { 2033d85cdccbSOr Gerlitz struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 2034c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 2035777bb800SVlad Buslov struct mlx5_esw_flow_attr *esw_attr; 2036d85cdccbSOr Gerlitz 2037777bb800SVlad Buslov esw_attr = attr->esw_attr; 20380a7fcb78SPaul Blakey mlx5e_put_flow_tunnel_id(flow); 20390a7fcb78SPaul Blakey 204012a240a4SJianbo Liu if (flow_flag_test(flow, NOT_READY)) 2041b4a23329SRoi Dayan remove_unready_flow(flow); 2042ef06c9eeSRoi Dayan 2043226f2ca3SVlad Buslov if (mlx5e_is_offloaded_flow(flow)) { 2044226f2ca3SVlad Buslov if (flow_flag_test(flow, SLOW)) 2045178f69b4SEli Cohen mlx5e_tc_unoffload_from_slow_path(esw, flow); 20465dbe906fSPaul Blakey else 20475dbe906fSPaul Blakey mlx5e_tc_unoffload_fdb_rules(esw, flow, attr); 20485dbe906fSPaul Blakey } 2049362980eaSVlad Buslov complete_all(&flow->del_hw_done); 2050d85cdccbSOr Gerlitz 20519272e3dfSYevgeny Kliteynik if (mlx5_flow_has_geneve_opt(flow)) 20529272e3dfSYevgeny Kliteynik mlx5_geneve_tlv_option_del(priv->mdev->geneve); 20539272e3dfSYevgeny Kliteynik 2054777bb800SVlad Buslov if (flow->decap_route) 2055777bb800SVlad Buslov mlx5e_detach_decap_route(priv, flow); 2056777bb800SVlad Buslov 2057aedd133dSAriel Levkovich mlx5_tc_ct_match_del(get_ct_priv(priv), &flow->attr->ct_attr); 20584c8594adSRoi Dayan 2059166f431eSAriel Levkovich if (esw_attr->int_port) 2060166f431eSAriel Levkovich mlx5e_tc_int_port_put(mlx5e_get_int_port_priv(priv), esw_attr->int_port); 2061166f431eSAriel Levkovich 206227484f71SAriel Levkovich if (esw_attr->dest_int_port) 206327484f71SAriel Levkovich mlx5e_tc_int_port_put(mlx5e_get_int_port_priv(priv), esw_attr->dest_int_port); 206427484f71SAriel Levkovich 206514e6b038SEli Cohen if (flow_flag_test(flow, L3_TO_L2_DECAP)) 206614e6b038SEli Cohen mlx5e_detach_decap(priv, flow); 2067c620b772SAriel Levkovich 2068d13674b1SOz Shlomo mlx5e_tc_act_stats_del_flow(get_act_stats_handle(priv), flow); 2069d13674b1SOz Shlomo 20708300f225SRoi Dayan free_flow_post_acts(flow); 2071*a830ec48SPaul Blakey mlx5_free_flow_attr_actions(flow, attr); 20728300f225SRoi Dayan 207388d97486SRoi Dayan kvfree(attr->esw_attr->rx_tun_attr); 207488d97486SRoi Dayan kvfree(attr->parse_attr); 2075c620b772SAriel Levkovich kfree(flow->attr); 2076d85cdccbSOr Gerlitz } 2077d85cdccbSOr Gerlitz 20780d9f9647SVlad Buslov struct mlx5_fc *mlx5e_tc_get_counter(struct mlx5e_tc_flow *flow) 2079b8aee822SMark Bloch { 20808300f225SRoi Dayan struct mlx5_flow_attr *attr; 20818300f225SRoi Dayan 20828300f225SRoi Dayan attr = list_first_entry(&flow->attrs, struct mlx5_flow_attr, list); 20838300f225SRoi Dayan return attr->counter; 2084b8aee822SMark Bloch } 2085b8aee822SMark Bloch 20866a06c2f7SVlad Buslov /* Iterate over tmp_list of flows attached to flow_list head. */ 2087021905f8SVlad Buslov void mlx5e_put_flow_list(struct mlx5e_priv *priv, struct list_head *flow_list) 20886a06c2f7SVlad Buslov { 20896a06c2f7SVlad Buslov struct mlx5e_tc_flow *flow, *tmp; 20906a06c2f7SVlad Buslov 20916a06c2f7SVlad Buslov list_for_each_entry_safe(flow, tmp, flow_list, tmp_list) 20926a06c2f7SVlad Buslov mlx5e_flow_put(priv, flow); 20936a06c2f7SVlad Buslov } 20946a06c2f7SVlad Buslov 209504de7ddaSRoi Dayan static void __mlx5e_tc_del_fdb_peer_flow(struct mlx5e_tc_flow *flow) 209604de7ddaSRoi Dayan { 209704de7ddaSRoi Dayan struct mlx5_eswitch *esw = flow->priv->mdev->priv.eswitch; 209804de7ddaSRoi Dayan 2099226f2ca3SVlad Buslov if (!flow_flag_test(flow, ESWITCH) || 2100226f2ca3SVlad Buslov !flow_flag_test(flow, DUP)) 210104de7ddaSRoi Dayan return; 210204de7ddaSRoi Dayan 210304de7ddaSRoi Dayan mutex_lock(&esw->offloads.peer_mutex); 210404de7ddaSRoi Dayan list_del(&flow->peer); 210504de7ddaSRoi Dayan mutex_unlock(&esw->offloads.peer_mutex); 210604de7ddaSRoi Dayan 2107226f2ca3SVlad Buslov flow_flag_clear(flow, DUP); 210804de7ddaSRoi Dayan 2109eb252c3aSRoi Dayan if (refcount_dec_and_test(&flow->peer_flow->refcnt)) { 211004de7ddaSRoi Dayan mlx5e_tc_del_fdb_flow(flow->peer_flow->priv, flow->peer_flow); 2111a23dae79SRoi Dayan kfree(flow->peer_flow); 2112eb252c3aSRoi Dayan } 2113eb252c3aSRoi Dayan 211404de7ddaSRoi Dayan flow->peer_flow = NULL; 211504de7ddaSRoi Dayan } 211604de7ddaSRoi Dayan 211704de7ddaSRoi Dayan static void mlx5e_tc_del_fdb_peer_flow(struct mlx5e_tc_flow *flow) 211804de7ddaSRoi Dayan { 211904de7ddaSRoi Dayan struct mlx5_core_dev *dev = flow->priv->mdev; 212004de7ddaSRoi Dayan struct mlx5_devcom *devcom = dev->priv.devcom; 212104de7ddaSRoi Dayan struct mlx5_eswitch *peer_esw; 212204de7ddaSRoi Dayan 212304de7ddaSRoi Dayan peer_esw = mlx5_devcom_get_peer_data(devcom, MLX5_DEVCOM_ESW_OFFLOADS); 212404de7ddaSRoi Dayan if (!peer_esw) 212504de7ddaSRoi Dayan return; 212604de7ddaSRoi Dayan 212704de7ddaSRoi Dayan __mlx5e_tc_del_fdb_peer_flow(flow); 212804de7ddaSRoi Dayan mlx5_devcom_release_peer_data(devcom, MLX5_DEVCOM_ESW_OFFLOADS); 212904de7ddaSRoi Dayan } 213004de7ddaSRoi Dayan 2131e8f887acSAmir Vadai static void mlx5e_tc_del_flow(struct mlx5e_priv *priv, 2132961e8979SRoi Dayan struct mlx5e_tc_flow *flow) 2133e8f887acSAmir Vadai { 2134226f2ca3SVlad Buslov if (mlx5e_is_eswitch_flow(flow)) { 213504de7ddaSRoi Dayan mlx5e_tc_del_fdb_peer_flow(flow); 2136d85cdccbSOr Gerlitz mlx5e_tc_del_fdb_flow(priv, flow); 213704de7ddaSRoi Dayan } else { 2138d85cdccbSOr Gerlitz mlx5e_tc_del_nic_flow(priv, flow); 2139e8f887acSAmir Vadai } 214004de7ddaSRoi Dayan } 2141e8f887acSAmir Vadai 2142ee950e5dSChris Mi static bool flow_requires_tunnel_mapping(u32 chain, struct flow_cls_offload *f) 2143bbd00f7eSHadar Hen Zion { 2144f9e30088SPablo Neira Ayuso struct flow_rule *rule = flow_cls_offload_flow_rule(f); 21450a7fcb78SPaul Blakey struct flow_action *flow_action = &rule->action; 21460a7fcb78SPaul Blakey const struct flow_action_entry *act; 21470a7fcb78SPaul Blakey int i; 2148bbd00f7eSHadar Hen Zion 2149ee950e5dSChris Mi if (chain) 2150ee950e5dSChris Mi return false; 2151ee950e5dSChris Mi 21520a7fcb78SPaul Blakey flow_action_for_each(i, act, flow_action) { 21530a7fcb78SPaul Blakey switch (act->id) { 21540a7fcb78SPaul Blakey case FLOW_ACTION_GOTO: 21550a7fcb78SPaul Blakey return true; 2156ee950e5dSChris Mi case FLOW_ACTION_SAMPLE: 2157ee950e5dSChris Mi return true; 21580a7fcb78SPaul Blakey default: 21590a7fcb78SPaul Blakey continue; 2160fe1587a7SDmytro Linkin } 21612e72eb43SOr Gerlitz } 2162bbd00f7eSHadar Hen Zion 21630a7fcb78SPaul Blakey return false; 21640a7fcb78SPaul Blakey } 2165bcef735cSOr Gerlitz 21660a7fcb78SPaul Blakey static int 21670a7fcb78SPaul Blakey enc_opts_is_dont_care_or_full_match(struct mlx5e_priv *priv, 21680a7fcb78SPaul Blakey struct flow_dissector_key_enc_opts *opts, 21690a7fcb78SPaul Blakey struct netlink_ext_ack *extack, 21700a7fcb78SPaul Blakey bool *dont_care) 21710a7fcb78SPaul Blakey { 21720a7fcb78SPaul Blakey struct geneve_opt *opt; 21730a7fcb78SPaul Blakey int off = 0; 2174bcef735cSOr Gerlitz 21750a7fcb78SPaul Blakey *dont_care = true; 2176bcef735cSOr Gerlitz 21770a7fcb78SPaul Blakey while (opts->len > off) { 21780a7fcb78SPaul Blakey opt = (struct geneve_opt *)&opts->data[off]; 2179e98bedf5SEli Britstein 21800a7fcb78SPaul Blakey if (!(*dont_care) || opt->opt_class || opt->type || 21810a7fcb78SPaul Blakey memchr_inv(opt->opt_data, 0, opt->length * 4)) { 21820a7fcb78SPaul Blakey *dont_care = false; 21830a7fcb78SPaul Blakey 2184c51323eeSSaeed Mahameed if (opt->opt_class != htons(U16_MAX) || 2185d7a42ad0SRoi Dayan opt->type != U8_MAX) { 2186c50775d0SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 21870a7fcb78SPaul Blakey "Partial match of tunnel options in chain > 0 isn't supported"); 21880a7fcb78SPaul Blakey netdev_warn(priv->netdev, 21890a7fcb78SPaul Blakey "Partial match of tunnel options in chain > 0 isn't supported"); 2190e98bedf5SEli Britstein return -EOPNOTSUPP; 2191e98bedf5SEli Britstein } 2192bcef735cSOr Gerlitz } 2193bcef735cSOr Gerlitz 21940a7fcb78SPaul Blakey off += sizeof(struct geneve_opt) + opt->length * 4; 2195bbd00f7eSHadar Hen Zion } 2196bbd00f7eSHadar Hen Zion 2197bbd00f7eSHadar Hen Zion return 0; 2198bbd00f7eSHadar Hen Zion } 2199bbd00f7eSHadar Hen Zion 22000a7fcb78SPaul Blakey #define COPY_DISSECTOR(rule, diss_key, dst)\ 22010a7fcb78SPaul Blakey ({ \ 22020a7fcb78SPaul Blakey struct flow_rule *__rule = (rule);\ 22030a7fcb78SPaul Blakey typeof(dst) __dst = dst;\ 22040a7fcb78SPaul Blakey \ 22050a7fcb78SPaul Blakey memcpy(__dst,\ 22060a7fcb78SPaul Blakey skb_flow_dissector_target(__rule->match.dissector,\ 22070a7fcb78SPaul Blakey diss_key,\ 22080a7fcb78SPaul Blakey __rule->match.key),\ 22090a7fcb78SPaul Blakey sizeof(*__dst));\ 22100a7fcb78SPaul Blakey }) 22110a7fcb78SPaul Blakey 22120a7fcb78SPaul Blakey static int mlx5e_get_flow_tunnel_id(struct mlx5e_priv *priv, 22130a7fcb78SPaul Blakey struct mlx5e_tc_flow *flow, 22140a7fcb78SPaul Blakey struct flow_cls_offload *f, 22150a7fcb78SPaul Blakey struct net_device *filter_dev) 22168377629eSEli Britstein { 22170a7fcb78SPaul Blakey struct flow_rule *rule = flow_cls_offload_flow_rule(f); 22180a7fcb78SPaul Blakey struct netlink_ext_ack *extack = f->common.extack; 22190a7fcb78SPaul Blakey struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts; 22200a7fcb78SPaul Blakey struct flow_match_enc_opts enc_opts_match; 2221d7a42ad0SRoi Dayan struct tunnel_match_enc_opts tun_enc_opts; 22220a7fcb78SPaul Blakey struct mlx5_rep_uplink_priv *uplink_priv; 2223c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 22240a7fcb78SPaul Blakey struct mlx5e_rep_priv *uplink_rpriv; 22250a7fcb78SPaul Blakey struct tunnel_match_key tunnel_key; 22260a7fcb78SPaul Blakey bool enc_opts_is_dont_care = true; 22270a7fcb78SPaul Blakey u32 tun_id, enc_opts_id = 0; 22280a7fcb78SPaul Blakey struct mlx5_eswitch *esw; 22290a7fcb78SPaul Blakey u32 value, mask; 22300a7fcb78SPaul Blakey int err; 22310a7fcb78SPaul Blakey 22320a7fcb78SPaul Blakey esw = priv->mdev->priv.eswitch; 22330a7fcb78SPaul Blakey uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 22340a7fcb78SPaul Blakey uplink_priv = &uplink_rpriv->uplink_priv; 22350a7fcb78SPaul Blakey 22360a7fcb78SPaul Blakey memset(&tunnel_key, 0, sizeof(tunnel_key)); 22370a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_CONTROL, 22380a7fcb78SPaul Blakey &tunnel_key.enc_control); 22390a7fcb78SPaul Blakey if (tunnel_key.enc_control.addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) 22400a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS, 22410a7fcb78SPaul Blakey &tunnel_key.enc_ipv4); 22420a7fcb78SPaul Blakey else 22430a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_IPV6_ADDRS, 22440a7fcb78SPaul Blakey &tunnel_key.enc_ipv6); 22450a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_IP, &tunnel_key.enc_ip); 22460a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_PORTS, 22470a7fcb78SPaul Blakey &tunnel_key.enc_tp); 22480a7fcb78SPaul Blakey COPY_DISSECTOR(rule, FLOW_DISSECTOR_KEY_ENC_KEYID, 22490a7fcb78SPaul Blakey &tunnel_key.enc_key_id); 22500a7fcb78SPaul Blakey tunnel_key.filter_ifindex = filter_dev->ifindex; 22510a7fcb78SPaul Blakey 22520a7fcb78SPaul Blakey err = mapping_add(uplink_priv->tunnel_mapping, &tunnel_key, &tun_id); 22530a7fcb78SPaul Blakey if (err) 22540a7fcb78SPaul Blakey return err; 22550a7fcb78SPaul Blakey 22560a7fcb78SPaul Blakey flow_rule_match_enc_opts(rule, &enc_opts_match); 22570a7fcb78SPaul Blakey err = enc_opts_is_dont_care_or_full_match(priv, 22580a7fcb78SPaul Blakey enc_opts_match.mask, 22590a7fcb78SPaul Blakey extack, 22600a7fcb78SPaul Blakey &enc_opts_is_dont_care); 22610a7fcb78SPaul Blakey if (err) 22620a7fcb78SPaul Blakey goto err_enc_opts; 22630a7fcb78SPaul Blakey 22640a7fcb78SPaul Blakey if (!enc_opts_is_dont_care) { 2265d7a42ad0SRoi Dayan memset(&tun_enc_opts, 0, sizeof(tun_enc_opts)); 2266d7a42ad0SRoi Dayan memcpy(&tun_enc_opts.key, enc_opts_match.key, 2267d7a42ad0SRoi Dayan sizeof(*enc_opts_match.key)); 2268d7a42ad0SRoi Dayan memcpy(&tun_enc_opts.mask, enc_opts_match.mask, 2269d7a42ad0SRoi Dayan sizeof(*enc_opts_match.mask)); 2270d7a42ad0SRoi Dayan 22710a7fcb78SPaul Blakey err = mapping_add(uplink_priv->tunnel_enc_opts_mapping, 2272d7a42ad0SRoi Dayan &tun_enc_opts, &enc_opts_id); 22730a7fcb78SPaul Blakey if (err) 22740a7fcb78SPaul Blakey goto err_enc_opts; 22750a7fcb78SPaul Blakey } 22760a7fcb78SPaul Blakey 22770a7fcb78SPaul Blakey value = tun_id << ENC_OPTS_BITS | enc_opts_id; 22780a7fcb78SPaul Blakey mask = enc_opts_id ? TUNNEL_ID_MASK : 22790a7fcb78SPaul Blakey (TUNNEL_ID_MASK & ~ENC_OPTS_BITS_MASK); 22800a7fcb78SPaul Blakey 22810a7fcb78SPaul Blakey if (attr->chain) { 22820a7fcb78SPaul Blakey mlx5e_tc_match_to_reg_match(&attr->parse_attr->spec, 22830a7fcb78SPaul Blakey TUNNEL_TO_REG, value, mask); 22840a7fcb78SPaul Blakey } else { 22850a7fcb78SPaul Blakey mod_hdr_acts = &attr->parse_attr->mod_hdr_acts; 22860a7fcb78SPaul Blakey err = mlx5e_tc_match_to_reg_set(priv->mdev, 2287aedd133dSAriel Levkovich mod_hdr_acts, MLX5_FLOW_NAMESPACE_FDB, 22880a7fcb78SPaul Blakey TUNNEL_TO_REG, value); 22890a7fcb78SPaul Blakey if (err) 22900a7fcb78SPaul Blakey goto err_set; 22910a7fcb78SPaul Blakey 22920a7fcb78SPaul Blakey attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 22930a7fcb78SPaul Blakey } 22940a7fcb78SPaul Blakey 229573a3f1bcSRoi Dayan flow->attr->tunnel_id = value; 22960a7fcb78SPaul Blakey return 0; 22970a7fcb78SPaul Blakey 22980a7fcb78SPaul Blakey err_set: 22990a7fcb78SPaul Blakey if (enc_opts_id) 23000a7fcb78SPaul Blakey mapping_remove(uplink_priv->tunnel_enc_opts_mapping, 23010a7fcb78SPaul Blakey enc_opts_id); 23020a7fcb78SPaul Blakey err_enc_opts: 23030a7fcb78SPaul Blakey mapping_remove(uplink_priv->tunnel_mapping, tun_id); 23040a7fcb78SPaul Blakey return err; 23050a7fcb78SPaul Blakey } 23060a7fcb78SPaul Blakey 23070a7fcb78SPaul Blakey static void mlx5e_put_flow_tunnel_id(struct mlx5e_tc_flow *flow) 23080a7fcb78SPaul Blakey { 230973a3f1bcSRoi Dayan u32 enc_opts_id = flow->attr->tunnel_id & ENC_OPTS_BITS_MASK; 231073a3f1bcSRoi Dayan u32 tun_id = flow->attr->tunnel_id >> ENC_OPTS_BITS; 23110a7fcb78SPaul Blakey struct mlx5_rep_uplink_priv *uplink_priv; 23120a7fcb78SPaul Blakey struct mlx5e_rep_priv *uplink_rpriv; 23130a7fcb78SPaul Blakey struct mlx5_eswitch *esw; 23140a7fcb78SPaul Blakey 23150a7fcb78SPaul Blakey esw = flow->priv->mdev->priv.eswitch; 23160a7fcb78SPaul Blakey uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 23170a7fcb78SPaul Blakey uplink_priv = &uplink_rpriv->uplink_priv; 23180a7fcb78SPaul Blakey 23190a7fcb78SPaul Blakey if (tun_id) 23200a7fcb78SPaul Blakey mapping_remove(uplink_priv->tunnel_mapping, tun_id); 23210a7fcb78SPaul Blakey if (enc_opts_id) 23220a7fcb78SPaul Blakey mapping_remove(uplink_priv->tunnel_enc_opts_mapping, 23230a7fcb78SPaul Blakey enc_opts_id); 23240a7fcb78SPaul Blakey } 23250a7fcb78SPaul Blakey 2326fca53304SEli Britstein void mlx5e_tc_set_ethertype(struct mlx5_core_dev *mdev, 2327fca53304SEli Britstein struct flow_match_basic *match, bool outer, 2328fca53304SEli Britstein void *headers_c, void *headers_v) 23294a5d5d73SEli Britstein { 2330fca53304SEli Britstein bool ip_version_cap; 2331fca53304SEli Britstein 2332fca53304SEli Britstein ip_version_cap = outer ? 2333fca53304SEli Britstein MLX5_CAP_FLOWTABLE_NIC_RX(mdev, 2334fca53304SEli Britstein ft_field_support.outer_ip_version) : 2335fca53304SEli Britstein MLX5_CAP_FLOWTABLE_NIC_RX(mdev, 2336fca53304SEli Britstein ft_field_support.inner_ip_version); 2337fca53304SEli Britstein 2338fca53304SEli Britstein if (ip_version_cap && match->mask->n_proto == htons(0xFFFF) && 2339fca53304SEli Britstein (match->key->n_proto == htons(ETH_P_IP) || 2340fca53304SEli Britstein match->key->n_proto == htons(ETH_P_IPV6))) { 2341fca53304SEli Britstein MLX5_SET_TO_ONES(fte_match_set_lyr_2_4, headers_c, ip_version); 2342fca53304SEli Britstein MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_version, 2343fca53304SEli Britstein match->key->n_proto == htons(ETH_P_IP) ? 4 : 6); 2344fca53304SEli Britstein } else { 23454a5d5d73SEli Britstein MLX5_SET(fte_match_set_lyr_2_4, headers_c, ethertype, 23464a5d5d73SEli Britstein ntohs(match->mask->n_proto)); 23474a5d5d73SEli Britstein MLX5_SET(fte_match_set_lyr_2_4, headers_v, ethertype, 23484a5d5d73SEli Britstein ntohs(match->key->n_proto)); 23494a5d5d73SEli Britstein } 2350fca53304SEli Britstein } 23514a5d5d73SEli Britstein 23520d9f9647SVlad Buslov u8 mlx5e_tc_get_ip_version(struct mlx5_flow_spec *spec, bool outer) 2353a508728aSVlad Buslov { 2354a508728aSVlad Buslov void *headers_v; 2355a508728aSVlad Buslov u16 ethertype; 2356a508728aSVlad Buslov u8 ip_version; 2357a508728aSVlad Buslov 2358a508728aSVlad Buslov if (outer) 2359a508728aSVlad Buslov headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, outer_headers); 2360a508728aSVlad Buslov else 2361a508728aSVlad Buslov headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, inner_headers); 2362a508728aSVlad Buslov 2363a508728aSVlad Buslov ip_version = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ip_version); 2364a508728aSVlad Buslov /* Return ip_version converted from ethertype anyway */ 2365a508728aSVlad Buslov if (!ip_version) { 2366a508728aSVlad Buslov ethertype = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ethertype); 2367a508728aSVlad Buslov if (ethertype == ETH_P_IP || ethertype == ETH_P_ARP) 2368a508728aSVlad Buslov ip_version = 4; 2369a508728aSVlad Buslov else if (ethertype == ETH_P_IPV6) 2370a508728aSVlad Buslov ip_version = 6; 2371a508728aSVlad Buslov } 2372a508728aSVlad Buslov return ip_version; 2373a508728aSVlad Buslov } 2374a508728aSVlad Buslov 2375b6dfff21SPaul Blakey /* Tunnel device follows RFC 6040, see include/net/inet_ecn.h. 2376b6dfff21SPaul Blakey * And changes inner ip_ecn depending on inner and outer ip_ecn as follows: 2377b6dfff21SPaul Blakey * +---------+----------------------------------------+ 2378b6dfff21SPaul Blakey * |Arriving | Arriving Outer Header | 2379b6dfff21SPaul Blakey * | Inner +---------+---------+---------+----------+ 2380b6dfff21SPaul Blakey * | Header | Not-ECT | ECT(0) | ECT(1) | CE | 2381b6dfff21SPaul Blakey * +---------+---------+---------+---------+----------+ 2382b6dfff21SPaul Blakey * | Not-ECT | Not-ECT | Not-ECT | Not-ECT | <drop> | 2383b6dfff21SPaul Blakey * | ECT(0) | ECT(0) | ECT(0) | ECT(1) | CE* | 2384b6dfff21SPaul Blakey * | ECT(1) | ECT(1) | ECT(1) | ECT(1)* | CE* | 2385b6dfff21SPaul Blakey * | CE | CE | CE | CE | CE | 2386b6dfff21SPaul Blakey * +---------+---------+---------+---------+----------+ 2387b6dfff21SPaul Blakey * 2388b6dfff21SPaul Blakey * Tc matches on inner after decapsulation on tunnel device, but hw offload matches 2389b6dfff21SPaul Blakey * the inner ip_ecn value before hardware decap action. 2390b6dfff21SPaul Blakey * 2391b6dfff21SPaul Blakey * Cells marked are changed from original inner packet ip_ecn value during decap, and 2392b6dfff21SPaul Blakey * so matching those values on inner ip_ecn before decap will fail. 2393b6dfff21SPaul Blakey * 2394b6dfff21SPaul Blakey * The following helper allows offload when inner ip_ecn won't be changed by outer ip_ecn, 2395b6dfff21SPaul Blakey * except for the outer ip_ecn = CE, where in all cases inner ip_ecn will be changed to CE, 2396b6dfff21SPaul Blakey * and such we can drop the inner ip_ecn=CE match. 2397b6dfff21SPaul Blakey */ 2398b6dfff21SPaul Blakey 2399b6dfff21SPaul Blakey static int mlx5e_tc_verify_tunnel_ecn(struct mlx5e_priv *priv, 2400b6dfff21SPaul Blakey struct flow_cls_offload *f, 2401b6dfff21SPaul Blakey bool *match_inner_ecn) 2402b6dfff21SPaul Blakey { 2403b6dfff21SPaul Blakey u8 outer_ecn_mask = 0, outer_ecn_key = 0, inner_ecn_mask = 0, inner_ecn_key = 0; 2404b6dfff21SPaul Blakey struct flow_rule *rule = flow_cls_offload_flow_rule(f); 2405b6dfff21SPaul Blakey struct netlink_ext_ack *extack = f->common.extack; 2406b6dfff21SPaul Blakey struct flow_match_ip match; 2407b6dfff21SPaul Blakey 2408b6dfff21SPaul Blakey *match_inner_ecn = true; 2409b6dfff21SPaul Blakey 2410b6dfff21SPaul Blakey if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ENC_IP)) { 2411b6dfff21SPaul Blakey flow_rule_match_enc_ip(rule, &match); 2412b6dfff21SPaul Blakey outer_ecn_key = match.key->tos & INET_ECN_MASK; 2413b6dfff21SPaul Blakey outer_ecn_mask = match.mask->tos & INET_ECN_MASK; 2414b6dfff21SPaul Blakey } 2415b6dfff21SPaul Blakey 2416b6dfff21SPaul Blakey if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_IP)) { 2417b6dfff21SPaul Blakey flow_rule_match_ip(rule, &match); 2418b6dfff21SPaul Blakey inner_ecn_key = match.key->tos & INET_ECN_MASK; 2419b6dfff21SPaul Blakey inner_ecn_mask = match.mask->tos & INET_ECN_MASK; 2420b6dfff21SPaul Blakey } 2421b6dfff21SPaul Blakey 2422b6dfff21SPaul Blakey if (outer_ecn_mask != 0 && outer_ecn_mask != INET_ECN_MASK) { 2423b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, "Partial match on enc_tos ecn bits isn't supported"); 2424b6dfff21SPaul Blakey netdev_warn(priv->netdev, "Partial match on enc_tos ecn bits isn't supported"); 2425b6dfff21SPaul Blakey return -EOPNOTSUPP; 2426b6dfff21SPaul Blakey } 2427b6dfff21SPaul Blakey 2428b6dfff21SPaul Blakey if (!outer_ecn_mask) { 2429b6dfff21SPaul Blakey if (!inner_ecn_mask) 2430b6dfff21SPaul Blakey return 0; 2431b6dfff21SPaul Blakey 2432b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 2433b6dfff21SPaul Blakey "Matching on tos ecn bits without also matching enc_tos ecn bits isn't supported"); 2434b6dfff21SPaul Blakey netdev_warn(priv->netdev, 2435b6dfff21SPaul Blakey "Matching on tos ecn bits without also matching enc_tos ecn bits isn't supported"); 2436b6dfff21SPaul Blakey return -EOPNOTSUPP; 2437b6dfff21SPaul Blakey } 2438b6dfff21SPaul Blakey 2439b6dfff21SPaul Blakey if (inner_ecn_mask && inner_ecn_mask != INET_ECN_MASK) { 2440b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 2441b6dfff21SPaul Blakey "Partial match on tos ecn bits with match on enc_tos ecn bits isn't supported"); 2442b6dfff21SPaul Blakey netdev_warn(priv->netdev, 2443b6dfff21SPaul Blakey "Partial match on tos ecn bits with match on enc_tos ecn bits isn't supported"); 2444b6dfff21SPaul Blakey return -EOPNOTSUPP; 2445b6dfff21SPaul Blakey } 2446b6dfff21SPaul Blakey 2447b6dfff21SPaul Blakey if (!inner_ecn_mask) 2448b6dfff21SPaul Blakey return 0; 2449b6dfff21SPaul Blakey 2450b6dfff21SPaul Blakey /* Both inner and outer have full mask on ecn */ 2451b6dfff21SPaul Blakey 2452b6dfff21SPaul Blakey if (outer_ecn_key == INET_ECN_ECT_1) { 2453b6dfff21SPaul Blakey /* inner ecn might change by DECAP action */ 2454b6dfff21SPaul Blakey 2455b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, "Match on enc_tos ecn = ECT(1) isn't supported"); 2456b6dfff21SPaul Blakey netdev_warn(priv->netdev, "Match on enc_tos ecn = ECT(1) isn't supported"); 2457b6dfff21SPaul Blakey return -EOPNOTSUPP; 2458b6dfff21SPaul Blakey } 2459b6dfff21SPaul Blakey 2460b6dfff21SPaul Blakey if (outer_ecn_key != INET_ECN_CE) 2461b6dfff21SPaul Blakey return 0; 2462b6dfff21SPaul Blakey 2463b6dfff21SPaul Blakey if (inner_ecn_key != INET_ECN_CE) { 2464b6dfff21SPaul Blakey /* Can't happen in software, as packet ecn will be changed to CE after decap */ 2465b6dfff21SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 2466b6dfff21SPaul Blakey "Match on tos enc_tos ecn = CE while match on tos ecn != CE isn't supported"); 2467b6dfff21SPaul Blakey netdev_warn(priv->netdev, 2468b6dfff21SPaul Blakey "Match on tos enc_tos ecn = CE while match on tos ecn != CE isn't supported"); 2469b6dfff21SPaul Blakey return -EOPNOTSUPP; 2470b6dfff21SPaul Blakey } 2471b6dfff21SPaul Blakey 2472b6dfff21SPaul Blakey /* outer ecn = CE, inner ecn = CE, as decap will change inner ecn to CE in anycase, 2473b6dfff21SPaul Blakey * drop match on inner ecn 2474b6dfff21SPaul Blakey */ 2475b6dfff21SPaul Blakey *match_inner_ecn = false; 2476b6dfff21SPaul Blakey 2477b6dfff21SPaul Blakey return 0; 2478b6dfff21SPaul Blakey } 2479b6dfff21SPaul Blakey 24800a7fcb78SPaul Blakey static int parse_tunnel_attr(struct mlx5e_priv *priv, 24810a7fcb78SPaul Blakey struct mlx5e_tc_flow *flow, 24820a7fcb78SPaul Blakey struct mlx5_flow_spec *spec, 24830a7fcb78SPaul Blakey struct flow_cls_offload *f, 24840a7fcb78SPaul Blakey struct net_device *filter_dev, 24850a7fcb78SPaul Blakey u8 *match_level, 24860a7fcb78SPaul Blakey bool *match_inner) 24870a7fcb78SPaul Blakey { 2488a508728aSVlad Buslov struct mlx5e_tc_tunnel *tunnel = mlx5e_get_tc_tun(filter_dev); 24890a7fcb78SPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 24900a7fcb78SPaul Blakey struct netlink_ext_ack *extack = f->common.extack; 24910a7fcb78SPaul Blakey bool needs_mapping, sets_mapping; 24920a7fcb78SPaul Blakey int err; 24930a7fcb78SPaul Blakey 24940885ae1aSAbhiram R N if (!mlx5e_is_eswitch_flow(flow)) { 24950885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, "Match on tunnel is not supported"); 24960a7fcb78SPaul Blakey return -EOPNOTSUPP; 24970885ae1aSAbhiram R N } 24980a7fcb78SPaul Blakey 2499c620b772SAriel Levkovich needs_mapping = !!flow->attr->chain; 2500ee950e5dSChris Mi sets_mapping = flow_requires_tunnel_mapping(flow->attr->chain, f); 25010a7fcb78SPaul Blakey *match_inner = !needs_mapping; 25020a7fcb78SPaul Blakey 25030a7fcb78SPaul Blakey if ((needs_mapping || sets_mapping) && 2504636bb968SPaul Blakey !mlx5_eswitch_reg_c1_loopback_enabled(esw)) { 2505c50775d0SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 2506636bb968SPaul Blakey "Chains on tunnel devices isn't supported without register loopback support"); 25070a7fcb78SPaul Blakey netdev_warn(priv->netdev, 2508636bb968SPaul Blakey "Chains on tunnel devices isn't supported without register loopback support"); 25090a7fcb78SPaul Blakey return -EOPNOTSUPP; 25100a7fcb78SPaul Blakey } 25110a7fcb78SPaul Blakey 2512c620b772SAriel Levkovich if (!flow->attr->chain) { 25130a7fcb78SPaul Blakey err = mlx5e_tc_tun_parse(filter_dev, priv, spec, f, 25140a7fcb78SPaul Blakey match_level); 25150a7fcb78SPaul Blakey if (err) { 25160a7fcb78SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 25170a7fcb78SPaul Blakey "Failed to parse tunnel attributes"); 25180a7fcb78SPaul Blakey netdev_warn(priv->netdev, 25190a7fcb78SPaul Blakey "Failed to parse tunnel attributes"); 25200a7fcb78SPaul Blakey return err; 25210a7fcb78SPaul Blakey } 25220a7fcb78SPaul Blakey 252314e6b038SEli Cohen /* With mpls over udp we decapsulate using packet reformat 252414e6b038SEli Cohen * object 252514e6b038SEli Cohen */ 252614e6b038SEli Cohen if (!netif_is_bareudp(filter_dev)) 2527c620b772SAriel Levkovich flow->attr->action |= MLX5_FLOW_CONTEXT_ACTION_DECAP; 2528a508728aSVlad Buslov err = mlx5e_tc_set_attr_rx_tun(flow, spec); 2529a508728aSVlad Buslov if (err) 2530a508728aSVlad Buslov return err; 2531521933cdSMaor Dickman } else if (tunnel) { 2532a508728aSVlad Buslov struct mlx5_flow_spec *tmp_spec; 2533a508728aSVlad Buslov 2534a508728aSVlad Buslov tmp_spec = kvzalloc(sizeof(*tmp_spec), GFP_KERNEL); 2535a508728aSVlad Buslov if (!tmp_spec) { 2536521933cdSMaor Dickman NL_SET_ERR_MSG_MOD(extack, "Failed to allocate memory for tunnel tmp spec"); 2537521933cdSMaor Dickman netdev_warn(priv->netdev, "Failed to allocate memory for tunnel tmp spec"); 2538a508728aSVlad Buslov return -ENOMEM; 2539a508728aSVlad Buslov } 2540a508728aSVlad Buslov memcpy(tmp_spec, spec, sizeof(*tmp_spec)); 2541a508728aSVlad Buslov 2542a508728aSVlad Buslov err = mlx5e_tc_tun_parse(filter_dev, priv, tmp_spec, f, match_level); 2543a508728aSVlad Buslov if (err) { 2544a508728aSVlad Buslov kvfree(tmp_spec); 2545a508728aSVlad Buslov NL_SET_ERR_MSG_MOD(extack, "Failed to parse tunnel attributes"); 2546a508728aSVlad Buslov netdev_warn(priv->netdev, "Failed to parse tunnel attributes"); 2547a508728aSVlad Buslov return err; 2548a508728aSVlad Buslov } 2549a508728aSVlad Buslov err = mlx5e_tc_set_attr_rx_tun(flow, tmp_spec); 2550a508728aSVlad Buslov kvfree(tmp_spec); 2551a508728aSVlad Buslov if (err) 2552a508728aSVlad Buslov return err; 25530a7fcb78SPaul Blakey } 25540a7fcb78SPaul Blakey 25550a7fcb78SPaul Blakey if (!needs_mapping && !sets_mapping) 25560a7fcb78SPaul Blakey return 0; 25570a7fcb78SPaul Blakey 25580a7fcb78SPaul Blakey return mlx5e_get_flow_tunnel_id(priv, flow, f, filter_dev); 25590a7fcb78SPaul Blakey } 25600a7fcb78SPaul Blakey 25610a7fcb78SPaul Blakey static void *get_match_inner_headers_criteria(struct mlx5_flow_spec *spec) 25620a7fcb78SPaul Blakey { 25630a7fcb78SPaul Blakey return MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 25640a7fcb78SPaul Blakey inner_headers); 25650a7fcb78SPaul Blakey } 25660a7fcb78SPaul Blakey 25670a7fcb78SPaul Blakey static void *get_match_inner_headers_value(struct mlx5_flow_spec *spec) 25680a7fcb78SPaul Blakey { 25690a7fcb78SPaul Blakey return MLX5_ADDR_OF(fte_match_param, spec->match_value, 25700a7fcb78SPaul Blakey inner_headers); 25710a7fcb78SPaul Blakey } 25720a7fcb78SPaul Blakey 25730a7fcb78SPaul Blakey static void *get_match_outer_headers_criteria(struct mlx5_flow_spec *spec) 25740a7fcb78SPaul Blakey { 25750a7fcb78SPaul Blakey return MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 25760a7fcb78SPaul Blakey outer_headers); 25770a7fcb78SPaul Blakey } 25780a7fcb78SPaul Blakey 25790a7fcb78SPaul Blakey static void *get_match_outer_headers_value(struct mlx5_flow_spec *spec) 25800a7fcb78SPaul Blakey { 25810a7fcb78SPaul Blakey return MLX5_ADDR_OF(fte_match_param, spec->match_value, 25828377629eSEli Britstein outer_headers); 25838377629eSEli Britstein } 25848377629eSEli Britstein 25858ee72638SRoi Dayan void *mlx5e_get_match_headers_value(u32 flags, struct mlx5_flow_spec *spec) 25868377629eSEli Britstein { 25878377629eSEli Britstein return (flags & MLX5_FLOW_CONTEXT_ACTION_DECAP) ? 25880a7fcb78SPaul Blakey get_match_inner_headers_value(spec) : 25890a7fcb78SPaul Blakey get_match_outer_headers_value(spec); 25900a7fcb78SPaul Blakey } 25910a7fcb78SPaul Blakey 25928ee72638SRoi Dayan void *mlx5e_get_match_headers_criteria(u32 flags, struct mlx5_flow_spec *spec) 25930a7fcb78SPaul Blakey { 25940a7fcb78SPaul Blakey return (flags & MLX5_FLOW_CONTEXT_ACTION_DECAP) ? 25950a7fcb78SPaul Blakey get_match_inner_headers_criteria(spec) : 25960a7fcb78SPaul Blakey get_match_outer_headers_criteria(spec); 25978377629eSEli Britstein } 25988377629eSEli Britstein 25996d65bc64Swenxu static int mlx5e_flower_parse_meta(struct net_device *filter_dev, 26006d65bc64Swenxu struct flow_cls_offload *f) 26016d65bc64Swenxu { 26026d65bc64Swenxu struct flow_rule *rule = flow_cls_offload_flow_rule(f); 26036d65bc64Swenxu struct netlink_ext_ack *extack = f->common.extack; 26046d65bc64Swenxu struct net_device *ingress_dev; 26056d65bc64Swenxu struct flow_match_meta match; 26066d65bc64Swenxu 26076d65bc64Swenxu if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_META)) 26086d65bc64Swenxu return 0; 26096d65bc64Swenxu 26106d65bc64Swenxu flow_rule_match_meta(rule, &match); 2611e3e0f9b2Swenxu if (!match.mask->ingress_ifindex) 2612e3e0f9b2Swenxu return 0; 2613e3e0f9b2Swenxu 26146d65bc64Swenxu if (match.mask->ingress_ifindex != 0xFFFFFFFF) { 26156d65bc64Swenxu NL_SET_ERR_MSG_MOD(extack, "Unsupported ingress ifindex mask"); 2616a683012aSPablo Neira Ayuso return -EOPNOTSUPP; 26176d65bc64Swenxu } 26186d65bc64Swenxu 26196d65bc64Swenxu ingress_dev = __dev_get_by_index(dev_net(filter_dev), 26206d65bc64Swenxu match.key->ingress_ifindex); 26216d65bc64Swenxu if (!ingress_dev) { 26226d65bc64Swenxu NL_SET_ERR_MSG_MOD(extack, 26236d65bc64Swenxu "Can't find the ingress port to match on"); 2624a683012aSPablo Neira Ayuso return -ENOENT; 26256d65bc64Swenxu } 26266d65bc64Swenxu 26276d65bc64Swenxu if (ingress_dev != filter_dev) { 26286d65bc64Swenxu NL_SET_ERR_MSG_MOD(extack, 26296d65bc64Swenxu "Can't match on the ingress filter port"); 2630a683012aSPablo Neira Ayuso return -EOPNOTSUPP; 26316d65bc64Swenxu } 26326d65bc64Swenxu 26336d65bc64Swenxu return 0; 26346d65bc64Swenxu } 26356d65bc64Swenxu 263672046a91SEli Cohen static bool skip_key_basic(struct net_device *filter_dev, 263772046a91SEli Cohen struct flow_cls_offload *f) 263872046a91SEli Cohen { 263972046a91SEli Cohen /* When doing mpls over udp decap, the user needs to provide 264072046a91SEli Cohen * MPLS_UC as the protocol in order to be able to match on mpls 264172046a91SEli Cohen * label fields. However, the actual ethertype is IP so we want to 264272046a91SEli Cohen * avoid matching on this, otherwise we'll fail the match. 264372046a91SEli Cohen */ 264472046a91SEli Cohen if (netif_is_bareudp(filter_dev) && f->common.chain_index == 0) 264572046a91SEli Cohen return true; 264672046a91SEli Cohen 264772046a91SEli Cohen return false; 264872046a91SEli Cohen } 264972046a91SEli Cohen 2650de0af0bfSRoi Dayan static int __parse_cls_flower(struct mlx5e_priv *priv, 26510a7fcb78SPaul Blakey struct mlx5e_tc_flow *flow, 2652de0af0bfSRoi Dayan struct mlx5_flow_spec *spec, 2653f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 265454c177caSOz Shlomo struct net_device *filter_dev, 265593b3586eSHuy Nguyen u8 *inner_match_level, u8 *outer_match_level) 2656e3a2b7edSAmir Vadai { 2657e98bedf5SEli Britstein struct netlink_ext_ack *extack = f->common.extack; 2658c5bb1730SMaor Gottlieb void *headers_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 2659c5bb1730SMaor Gottlieb outer_headers); 2660c5bb1730SMaor Gottlieb void *headers_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, 2661c5bb1730SMaor Gottlieb outer_headers); 2662699e96ddSJianbo Liu void *misc_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 2663699e96ddSJianbo Liu misc_parameters); 2664699e96ddSJianbo Liu void *misc_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, 2665699e96ddSJianbo Liu misc_parameters); 2666a3222a2dSMaor Dickman void *misc_c_3 = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, 2667a3222a2dSMaor Dickman misc_parameters_3); 2668a3222a2dSMaor Dickman void *misc_v_3 = MLX5_ADDR_OF(fte_match_param, spec->match_value, 2669a3222a2dSMaor Dickman misc_parameters_3); 2670f9e30088SPablo Neira Ayuso struct flow_rule *rule = flow_cls_offload_flow_rule(f); 26718f256622SPablo Neira Ayuso struct flow_dissector *dissector = rule->match.dissector; 2672afe93f71SRoi Dayan enum fs_flow_table_type fs_type; 2673b6dfff21SPaul Blakey bool match_inner_ecn = true; 2674e3a2b7edSAmir Vadai u16 addr_type = 0; 2675e3a2b7edSAmir Vadai u8 ip_proto = 0; 267693b3586eSHuy Nguyen u8 *match_level; 26776d65bc64Swenxu int err; 2678e3a2b7edSAmir Vadai 2679afe93f71SRoi Dayan fs_type = mlx5e_is_eswitch_flow(flow) ? FS_FT_FDB : FS_FT_NIC_RX; 268093b3586eSHuy Nguyen match_level = outer_match_level; 2681de0af0bfSRoi Dayan 26828f256622SPablo Neira Ayuso if (dissector->used_keys & 26833d144578SVlad Buslov ~(BIT(FLOW_DISSECTOR_KEY_META) | 26843d144578SVlad Buslov BIT(FLOW_DISSECTOR_KEY_CONTROL) | 2685e3a2b7edSAmir Vadai BIT(FLOW_DISSECTOR_KEY_BASIC) | 2686e3a2b7edSAmir Vadai BIT(FLOW_DISSECTOR_KEY_ETH_ADDRS) | 2687095b6cfdSOr Gerlitz BIT(FLOW_DISSECTOR_KEY_VLAN) | 2688699e96ddSJianbo Liu BIT(FLOW_DISSECTOR_KEY_CVLAN) | 2689e3a2b7edSAmir Vadai BIT(FLOW_DISSECTOR_KEY_IPV4_ADDRS) | 2690e3a2b7edSAmir Vadai BIT(FLOW_DISSECTOR_KEY_IPV6_ADDRS) | 2691bbd00f7eSHadar Hen Zion BIT(FLOW_DISSECTOR_KEY_PORTS) | 2692bbd00f7eSHadar Hen Zion BIT(FLOW_DISSECTOR_KEY_ENC_KEYID) | 2693bbd00f7eSHadar Hen Zion BIT(FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS) | 2694bbd00f7eSHadar Hen Zion BIT(FLOW_DISSECTOR_KEY_ENC_IPV6_ADDRS) | 2695bbd00f7eSHadar Hen Zion BIT(FLOW_DISSECTOR_KEY_ENC_PORTS) | 2696e77834ecSOr Gerlitz BIT(FLOW_DISSECTOR_KEY_ENC_CONTROL) | 2697fd7da28bSOr Gerlitz BIT(FLOW_DISSECTOR_KEY_TCP) | 2698bcef735cSOr Gerlitz BIT(FLOW_DISSECTOR_KEY_IP) | 26994c3844d9SPaul Blakey BIT(FLOW_DISSECTOR_KEY_CT) | 27009272e3dfSYevgeny Kliteynik BIT(FLOW_DISSECTOR_KEY_ENC_IP) | 270172046a91SEli Cohen BIT(FLOW_DISSECTOR_KEY_ENC_OPTS) | 2702a3222a2dSMaor Dickman BIT(FLOW_DISSECTOR_KEY_ICMP) | 270372046a91SEli Cohen BIT(FLOW_DISSECTOR_KEY_MPLS))) { 2704e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, "Unsupported key"); 270548470a90SMaor Dickman netdev_dbg(priv->netdev, "Unsupported key used: 0x%x\n", 27068f256622SPablo Neira Ayuso dissector->used_keys); 2707e3a2b7edSAmir Vadai return -EOPNOTSUPP; 2708e3a2b7edSAmir Vadai } 2709e3a2b7edSAmir Vadai 2710075973c7SVlad Buslov if (mlx5e_get_tc_tun(filter_dev)) { 27110a7fcb78SPaul Blakey bool match_inner = false; 2712bbd00f7eSHadar Hen Zion 27130a7fcb78SPaul Blakey err = parse_tunnel_attr(priv, flow, spec, f, filter_dev, 27140a7fcb78SPaul Blakey outer_match_level, &match_inner); 27150a7fcb78SPaul Blakey if (err) 27160a7fcb78SPaul Blakey return err; 27170a7fcb78SPaul Blakey 27180a7fcb78SPaul Blakey if (match_inner) { 27190a7fcb78SPaul Blakey /* header pointers should point to the inner headers 27200a7fcb78SPaul Blakey * if the packet was decapsulated already. 27210a7fcb78SPaul Blakey * outer headers are set by parse_tunnel_attr. 2722bbd00f7eSHadar Hen Zion */ 272393b3586eSHuy Nguyen match_level = inner_match_level; 27240a7fcb78SPaul Blakey headers_c = get_match_inner_headers_criteria(spec); 27250a7fcb78SPaul Blakey headers_v = get_match_inner_headers_value(spec); 27260a7fcb78SPaul Blakey } 2727b6dfff21SPaul Blakey 2728b6dfff21SPaul Blakey err = mlx5e_tc_verify_tunnel_ecn(priv, f, &match_inner_ecn); 2729b6dfff21SPaul Blakey if (err) 2730b6dfff21SPaul Blakey return err; 2731bbd00f7eSHadar Hen Zion } 2732bbd00f7eSHadar Hen Zion 27336d65bc64Swenxu err = mlx5e_flower_parse_meta(filter_dev, f); 27346d65bc64Swenxu if (err) 27356d65bc64Swenxu return err; 27366d65bc64Swenxu 273772046a91SEli Cohen if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_BASIC) && 273872046a91SEli Cohen !skip_key_basic(filter_dev, f)) { 27398f256622SPablo Neira Ayuso struct flow_match_basic match; 2740e3a2b7edSAmir Vadai 27418f256622SPablo Neira Ayuso flow_rule_match_basic(rule, &match); 2742fca53304SEli Britstein mlx5e_tc_set_ethertype(priv->mdev, &match, 2743fca53304SEli Britstein match_level == outer_match_level, 2744fca53304SEli Britstein headers_c, headers_v); 27458f256622SPablo Neira Ayuso 27468f256622SPablo Neira Ayuso if (match.mask->n_proto) 2747d708f902SOr Gerlitz *match_level = MLX5_MATCH_L2; 2748e3a2b7edSAmir Vadai } 274935a605dbSEli Britstein if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_VLAN) || 275035a605dbSEli Britstein is_vlan_dev(filter_dev)) { 275135a605dbSEli Britstein struct flow_dissector_key_vlan filter_dev_mask; 275235a605dbSEli Britstein struct flow_dissector_key_vlan filter_dev_key; 27538f256622SPablo Neira Ayuso struct flow_match_vlan match; 27548f256622SPablo Neira Ayuso 275535a605dbSEli Britstein if (is_vlan_dev(filter_dev)) { 275635a605dbSEli Britstein match.key = &filter_dev_key; 275735a605dbSEli Britstein match.key->vlan_id = vlan_dev_vlan_id(filter_dev); 275835a605dbSEli Britstein match.key->vlan_tpid = vlan_dev_vlan_proto(filter_dev); 275935a605dbSEli Britstein match.key->vlan_priority = 0; 276035a605dbSEli Britstein match.mask = &filter_dev_mask; 276135a605dbSEli Britstein memset(match.mask, 0xff, sizeof(*match.mask)); 276235a605dbSEli Britstein match.mask->vlan_priority = 0; 276335a605dbSEli Britstein } else { 27648f256622SPablo Neira Ayuso flow_rule_match_vlan(rule, &match); 276535a605dbSEli Britstein } 27668f256622SPablo Neira Ayuso if (match.mask->vlan_id || 27678f256622SPablo Neira Ayuso match.mask->vlan_priority || 27688f256622SPablo Neira Ayuso match.mask->vlan_tpid) { 27698f256622SPablo Neira Ayuso if (match.key->vlan_tpid == htons(ETH_P_8021AD)) { 2770699e96ddSJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_c, 2771699e96ddSJianbo Liu svlan_tag, 1); 2772699e96ddSJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_v, 2773699e96ddSJianbo Liu svlan_tag, 1); 2774699e96ddSJianbo Liu } else { 2775699e96ddSJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_c, 2776699e96ddSJianbo Liu cvlan_tag, 1); 2777699e96ddSJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_v, 2778699e96ddSJianbo Liu cvlan_tag, 1); 2779699e96ddSJianbo Liu } 2780095b6cfdSOr Gerlitz 27818f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_vid, 27828f256622SPablo Neira Ayuso match.mask->vlan_id); 27838f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_vid, 27848f256622SPablo Neira Ayuso match.key->vlan_id); 2785358d79a4SOr Gerlitz 27868f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_prio, 27878f256622SPablo Neira Ayuso match.mask->vlan_priority); 27888f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_prio, 27898f256622SPablo Neira Ayuso match.key->vlan_priority); 279054782900SOr Gerlitz 2791d708f902SOr Gerlitz *match_level = MLX5_MATCH_L2; 2792ada09af9SVlad Buslov 2793ada09af9SVlad Buslov if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CVLAN) && 2794ada09af9SVlad Buslov match.mask->vlan_eth_type && 2795ada09af9SVlad Buslov MLX5_CAP_FLOWTABLE_TYPE(priv->mdev, 2796ada09af9SVlad Buslov ft_field_support.outer_second_vid, 2797ada09af9SVlad Buslov fs_type)) { 2798ada09af9SVlad Buslov MLX5_SET(fte_match_set_misc, misc_c, 2799ada09af9SVlad Buslov outer_second_cvlan_tag, 1); 2800ada09af9SVlad Buslov spec->match_criteria_enable |= 2801ada09af9SVlad Buslov MLX5_MATCH_MISC_PARAMETERS; 2802ada09af9SVlad Buslov } 2803095b6cfdSOr Gerlitz } 2804d3a80bb5SOr Gerlitz } else if (*match_level != MLX5_MATCH_NONE) { 2805fc603294SMark Bloch /* cvlan_tag enabled in match criteria and 2806fc603294SMark Bloch * disabled in match value means both S & C tags 2807fc603294SMark Bloch * don't exist (untagged of both) 2808fc603294SMark Bloch */ 2809cee26487SJianbo Liu MLX5_SET(fte_match_set_lyr_2_4, headers_c, cvlan_tag, 1); 2810d3a80bb5SOr Gerlitz *match_level = MLX5_MATCH_L2; 2811095b6cfdSOr Gerlitz } 2812095b6cfdSOr Gerlitz 28138f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CVLAN)) { 28148f256622SPablo Neira Ayuso struct flow_match_vlan match; 28158f256622SPablo Neira Ayuso 281612d5cbf8SJianbo Liu flow_rule_match_cvlan(rule, &match); 28178f256622SPablo Neira Ayuso if (match.mask->vlan_id || 28188f256622SPablo Neira Ayuso match.mask->vlan_priority || 28198f256622SPablo Neira Ayuso match.mask->vlan_tpid) { 2820afe93f71SRoi Dayan if (!MLX5_CAP_FLOWTABLE_TYPE(priv->mdev, ft_field_support.outer_second_vid, 2821afe93f71SRoi Dayan fs_type)) { 2822afe93f71SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 2823afe93f71SRoi Dayan "Matching on CVLAN is not supported"); 2824afe93f71SRoi Dayan return -EOPNOTSUPP; 2825afe93f71SRoi Dayan } 2826afe93f71SRoi Dayan 28278f256622SPablo Neira Ayuso if (match.key->vlan_tpid == htons(ETH_P_8021AD)) { 2828699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_c, 2829699e96ddSJianbo Liu outer_second_svlan_tag, 1); 2830699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_v, 2831699e96ddSJianbo Liu outer_second_svlan_tag, 1); 2832699e96ddSJianbo Liu } else { 2833699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_c, 2834699e96ddSJianbo Liu outer_second_cvlan_tag, 1); 2835699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_v, 2836699e96ddSJianbo Liu outer_second_cvlan_tag, 1); 2837699e96ddSJianbo Liu } 2838699e96ddSJianbo Liu 2839699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_c, outer_second_vid, 28408f256622SPablo Neira Ayuso match.mask->vlan_id); 2841699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_v, outer_second_vid, 28428f256622SPablo Neira Ayuso match.key->vlan_id); 2843699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_c, outer_second_prio, 28448f256622SPablo Neira Ayuso match.mask->vlan_priority); 2845699e96ddSJianbo Liu MLX5_SET(fte_match_set_misc, misc_v, outer_second_prio, 28468f256622SPablo Neira Ayuso match.key->vlan_priority); 2847699e96ddSJianbo Liu 2848699e96ddSJianbo Liu *match_level = MLX5_MATCH_L2; 28490faddfe6SJianbo Liu spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS; 2850699e96ddSJianbo Liu } 2851699e96ddSJianbo Liu } 2852699e96ddSJianbo Liu 28538f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ETH_ADDRS)) { 28548f256622SPablo Neira Ayuso struct flow_match_eth_addrs match; 285554782900SOr Gerlitz 28568f256622SPablo Neira Ayuso flow_rule_match_eth_addrs(rule, &match); 2857d3a80bb5SOr Gerlitz ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2858d3a80bb5SOr Gerlitz dmac_47_16), 28598f256622SPablo Neira Ayuso match.mask->dst); 2860d3a80bb5SOr Gerlitz ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2861d3a80bb5SOr Gerlitz dmac_47_16), 28628f256622SPablo Neira Ayuso match.key->dst); 2863d3a80bb5SOr Gerlitz 2864d3a80bb5SOr Gerlitz ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2865d3a80bb5SOr Gerlitz smac_47_16), 28668f256622SPablo Neira Ayuso match.mask->src); 2867d3a80bb5SOr Gerlitz ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2868d3a80bb5SOr Gerlitz smac_47_16), 28698f256622SPablo Neira Ayuso match.key->src); 2870d3a80bb5SOr Gerlitz 28718f256622SPablo Neira Ayuso if (!is_zero_ether_addr(match.mask->src) || 28728f256622SPablo Neira Ayuso !is_zero_ether_addr(match.mask->dst)) 2873d708f902SOr Gerlitz *match_level = MLX5_MATCH_L2; 287454782900SOr Gerlitz } 287554782900SOr Gerlitz 28768f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CONTROL)) { 28778f256622SPablo Neira Ayuso struct flow_match_control match; 287854782900SOr Gerlitz 28798f256622SPablo Neira Ayuso flow_rule_match_control(rule, &match); 28808f256622SPablo Neira Ayuso addr_type = match.key->addr_type; 288154782900SOr Gerlitz 288254782900SOr Gerlitz /* the HW doesn't support frag first/later */ 28830885ae1aSAbhiram R N if (match.mask->flags & FLOW_DIS_FIRST_FRAG) { 28840885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, "Match on frag first/later is not supported"); 288554782900SOr Gerlitz return -EOPNOTSUPP; 28860885ae1aSAbhiram R N } 288754782900SOr Gerlitz 28888f256622SPablo Neira Ayuso if (match.mask->flags & FLOW_DIS_IS_FRAGMENT) { 288954782900SOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_c, frag, 1); 289054782900SOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag, 28918f256622SPablo Neira Ayuso match.key->flags & FLOW_DIS_IS_FRAGMENT); 289254782900SOr Gerlitz 289354782900SOr Gerlitz /* the HW doesn't need L3 inline to match on frag=no */ 28948f256622SPablo Neira Ayuso if (!(match.key->flags & FLOW_DIS_IS_FRAGMENT)) 289583621b7dSOr Gerlitz *match_level = MLX5_MATCH_L2; 289654782900SOr Gerlitz /* *** L2 attributes parsing up to here *** */ 289754782900SOr Gerlitz else 289883621b7dSOr Gerlitz *match_level = MLX5_MATCH_L3; 289954782900SOr Gerlitz } 290054782900SOr Gerlitz } 290154782900SOr Gerlitz 29028f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_BASIC)) { 29038f256622SPablo Neira Ayuso struct flow_match_basic match; 29048f256622SPablo Neira Ayuso 29058f256622SPablo Neira Ayuso flow_rule_match_basic(rule, &match); 29068f256622SPablo Neira Ayuso ip_proto = match.key->ip_proto; 290754782900SOr Gerlitz 290854782900SOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_protocol, 29098f256622SPablo Neira Ayuso match.mask->ip_proto); 291054782900SOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, 29118f256622SPablo Neira Ayuso match.key->ip_proto); 291254782900SOr Gerlitz 29138f256622SPablo Neira Ayuso if (match.mask->ip_proto) 2914d708f902SOr Gerlitz *match_level = MLX5_MATCH_L3; 291554782900SOr Gerlitz } 291654782900SOr Gerlitz 2917e3a2b7edSAmir Vadai if (addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) { 29188f256622SPablo Neira Ayuso struct flow_match_ipv4_addrs match; 2919e3a2b7edSAmir Vadai 29208f256622SPablo Neira Ayuso flow_rule_match_ipv4_addrs(rule, &match); 2921e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2922e3a2b7edSAmir Vadai src_ipv4_src_ipv6.ipv4_layout.ipv4), 29238f256622SPablo Neira Ayuso &match.mask->src, sizeof(match.mask->src)); 2924e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2925e3a2b7edSAmir Vadai src_ipv4_src_ipv6.ipv4_layout.ipv4), 29268f256622SPablo Neira Ayuso &match.key->src, sizeof(match.key->src)); 2927e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2928e3a2b7edSAmir Vadai dst_ipv4_dst_ipv6.ipv4_layout.ipv4), 29298f256622SPablo Neira Ayuso &match.mask->dst, sizeof(match.mask->dst)); 2930e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2931e3a2b7edSAmir Vadai dst_ipv4_dst_ipv6.ipv4_layout.ipv4), 29328f256622SPablo Neira Ayuso &match.key->dst, sizeof(match.key->dst)); 2933de0af0bfSRoi Dayan 29348f256622SPablo Neira Ayuso if (match.mask->src || match.mask->dst) 2935d708f902SOr Gerlitz *match_level = MLX5_MATCH_L3; 2936e3a2b7edSAmir Vadai } 2937e3a2b7edSAmir Vadai 2938e3a2b7edSAmir Vadai if (addr_type == FLOW_DISSECTOR_KEY_IPV6_ADDRS) { 29398f256622SPablo Neira Ayuso struct flow_match_ipv6_addrs match; 2940e3a2b7edSAmir Vadai 29418f256622SPablo Neira Ayuso flow_rule_match_ipv6_addrs(rule, &match); 2942e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2943e3a2b7edSAmir Vadai src_ipv4_src_ipv6.ipv6_layout.ipv6), 29448f256622SPablo Neira Ayuso &match.mask->src, sizeof(match.mask->src)); 2945e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2946e3a2b7edSAmir Vadai src_ipv4_src_ipv6.ipv6_layout.ipv6), 29478f256622SPablo Neira Ayuso &match.key->src, sizeof(match.key->src)); 2948e3a2b7edSAmir Vadai 2949e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, 2950e3a2b7edSAmir Vadai dst_ipv4_dst_ipv6.ipv6_layout.ipv6), 29518f256622SPablo Neira Ayuso &match.mask->dst, sizeof(match.mask->dst)); 2952e3a2b7edSAmir Vadai memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, 2953e3a2b7edSAmir Vadai dst_ipv4_dst_ipv6.ipv6_layout.ipv6), 29548f256622SPablo Neira Ayuso &match.key->dst, sizeof(match.key->dst)); 2955de0af0bfSRoi Dayan 29568f256622SPablo Neira Ayuso if (ipv6_addr_type(&match.mask->src) != IPV6_ADDR_ANY || 29578f256622SPablo Neira Ayuso ipv6_addr_type(&match.mask->dst) != IPV6_ADDR_ANY) 2958d708f902SOr Gerlitz *match_level = MLX5_MATCH_L3; 2959e3a2b7edSAmir Vadai } 2960e3a2b7edSAmir Vadai 29618f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_IP)) { 29628f256622SPablo Neira Ayuso struct flow_match_ip match; 29631f97a526SOr Gerlitz 29648f256622SPablo Neira Ayuso flow_rule_match_ip(rule, &match); 2965b6dfff21SPaul Blakey if (match_inner_ecn) { 29668f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_ecn, 29678f256622SPablo Neira Ayuso match.mask->tos & 0x3); 29688f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_ecn, 29698f256622SPablo Neira Ayuso match.key->tos & 0x3); 2970b6dfff21SPaul Blakey } 29711f97a526SOr Gerlitz 29728f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_dscp, 29738f256622SPablo Neira Ayuso match.mask->tos >> 2); 29748f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_dscp, 29758f256622SPablo Neira Ayuso match.key->tos >> 2); 29761f97a526SOr Gerlitz 29778f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_c, ttl_hoplimit, 29788f256622SPablo Neira Ayuso match.mask->ttl); 29798f256622SPablo Neira Ayuso MLX5_SET(fte_match_set_lyr_2_4, headers_v, ttl_hoplimit, 29808f256622SPablo Neira Ayuso match.key->ttl); 29811f97a526SOr Gerlitz 29828f256622SPablo Neira Ayuso if (match.mask->ttl && 2983a8ade55fSOr Gerlitz !MLX5_CAP_ESW_FLOWTABLE_FDB(priv->mdev, 2984e98bedf5SEli Britstein ft_field_support.outer_ipv4_ttl)) { 2985e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 2986e98bedf5SEli Britstein "Matching on TTL is not supported"); 29871f97a526SOr Gerlitz return -EOPNOTSUPP; 2988e98bedf5SEli Britstein } 2989a8ade55fSOr Gerlitz 29908f256622SPablo Neira Ayuso if (match.mask->tos || match.mask->ttl) 2991d708f902SOr Gerlitz *match_level = MLX5_MATCH_L3; 29921f97a526SOr Gerlitz } 29931f97a526SOr Gerlitz 299454782900SOr Gerlitz /* *** L3 attributes parsing up to here *** */ 299554782900SOr Gerlitz 29968f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_PORTS)) { 29978f256622SPablo Neira Ayuso struct flow_match_ports match; 29988f256622SPablo Neira Ayuso 29998f256622SPablo Neira Ayuso flow_rule_match_ports(rule, &match); 3000e3a2b7edSAmir Vadai switch (ip_proto) { 3001e3a2b7edSAmir Vadai case IPPROTO_TCP: 3002e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_c, 30038f256622SPablo Neira Ayuso tcp_sport, ntohs(match.mask->src)); 3004e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_v, 30058f256622SPablo Neira Ayuso tcp_sport, ntohs(match.key->src)); 3006e3a2b7edSAmir Vadai 3007e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_c, 30088f256622SPablo Neira Ayuso tcp_dport, ntohs(match.mask->dst)); 3009e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_v, 30108f256622SPablo Neira Ayuso tcp_dport, ntohs(match.key->dst)); 3011e3a2b7edSAmir Vadai break; 3012e3a2b7edSAmir Vadai 3013e3a2b7edSAmir Vadai case IPPROTO_UDP: 3014e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_c, 30158f256622SPablo Neira Ayuso udp_sport, ntohs(match.mask->src)); 3016e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_v, 30178f256622SPablo Neira Ayuso udp_sport, ntohs(match.key->src)); 3018e3a2b7edSAmir Vadai 3019e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_c, 30208f256622SPablo Neira Ayuso udp_dport, ntohs(match.mask->dst)); 3021e3a2b7edSAmir Vadai MLX5_SET(fte_match_set_lyr_2_4, headers_v, 30228f256622SPablo Neira Ayuso udp_dport, ntohs(match.key->dst)); 3023e3a2b7edSAmir Vadai break; 3024e3a2b7edSAmir Vadai default: 3025e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 3026e98bedf5SEli Britstein "Only UDP and TCP transports are supported for L4 matching"); 3027e3a2b7edSAmir Vadai netdev_err(priv->netdev, 3028e3a2b7edSAmir Vadai "Only UDP and TCP transport are supported\n"); 3029e3a2b7edSAmir Vadai return -EINVAL; 3030e3a2b7edSAmir Vadai } 3031de0af0bfSRoi Dayan 30328f256622SPablo Neira Ayuso if (match.mask->src || match.mask->dst) 3033d708f902SOr Gerlitz *match_level = MLX5_MATCH_L4; 3034e3a2b7edSAmir Vadai } 3035e3a2b7edSAmir Vadai 30368f256622SPablo Neira Ayuso if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_TCP)) { 30378f256622SPablo Neira Ayuso struct flow_match_tcp match; 3038e77834ecSOr Gerlitz 30398f256622SPablo Neira Ayuso flow_rule_match_tcp(rule, &match); 3040e77834ecSOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_c, tcp_flags, 30418f256622SPablo Neira Ayuso ntohs(match.mask->flags)); 3042e77834ecSOr Gerlitz MLX5_SET(fte_match_set_lyr_2_4, headers_v, tcp_flags, 30438f256622SPablo Neira Ayuso ntohs(match.key->flags)); 3044e77834ecSOr Gerlitz 30458f256622SPablo Neira Ayuso if (match.mask->flags) 3046d708f902SOr Gerlitz *match_level = MLX5_MATCH_L4; 3047e77834ecSOr Gerlitz } 3048a3222a2dSMaor Dickman if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ICMP)) { 3049a3222a2dSMaor Dickman struct flow_match_icmp match; 3050e77834ecSOr Gerlitz 3051a3222a2dSMaor Dickman flow_rule_match_icmp(rule, &match); 3052a3222a2dSMaor Dickman switch (ip_proto) { 3053a3222a2dSMaor Dickman case IPPROTO_ICMP: 3054a3222a2dSMaor Dickman if (!(MLX5_CAP_GEN(priv->mdev, flex_parser_protocols) & 30550885ae1aSAbhiram R N MLX5_FLEX_PROTO_ICMP)) { 30560885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, 30570885ae1aSAbhiram R N "Match on Flex protocols for ICMP is not supported"); 3058a3222a2dSMaor Dickman return -EOPNOTSUPP; 30590885ae1aSAbhiram R N } 3060a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_c_3, icmp_type, 3061a3222a2dSMaor Dickman match.mask->type); 3062a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_v_3, icmp_type, 3063a3222a2dSMaor Dickman match.key->type); 3064a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_c_3, icmp_code, 3065a3222a2dSMaor Dickman match.mask->code); 3066a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_v_3, icmp_code, 3067a3222a2dSMaor Dickman match.key->code); 3068a3222a2dSMaor Dickman break; 3069a3222a2dSMaor Dickman case IPPROTO_ICMPV6: 3070a3222a2dSMaor Dickman if (!(MLX5_CAP_GEN(priv->mdev, flex_parser_protocols) & 30710885ae1aSAbhiram R N MLX5_FLEX_PROTO_ICMPV6)) { 30720885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, 30730885ae1aSAbhiram R N "Match on Flex protocols for ICMPV6 is not supported"); 3074a3222a2dSMaor Dickman return -EOPNOTSUPP; 30750885ae1aSAbhiram R N } 3076a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_c_3, icmpv6_type, 3077a3222a2dSMaor Dickman match.mask->type); 3078a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_v_3, icmpv6_type, 3079a3222a2dSMaor Dickman match.key->type); 3080a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_c_3, icmpv6_code, 3081a3222a2dSMaor Dickman match.mask->code); 3082a3222a2dSMaor Dickman MLX5_SET(fte_match_set_misc3, misc_v_3, icmpv6_code, 3083a3222a2dSMaor Dickman match.key->code); 3084a3222a2dSMaor Dickman break; 3085a3222a2dSMaor Dickman default: 3086a3222a2dSMaor Dickman NL_SET_ERR_MSG_MOD(extack, 3087a3222a2dSMaor Dickman "Code and type matching only with ICMP and ICMPv6"); 3088a3222a2dSMaor Dickman netdev_err(priv->netdev, 3089a3222a2dSMaor Dickman "Code and type matching only with ICMP and ICMPv6\n"); 3090a3222a2dSMaor Dickman return -EINVAL; 3091a3222a2dSMaor Dickman } 3092a3222a2dSMaor Dickman if (match.mask->code || match.mask->type) { 3093a3222a2dSMaor Dickman *match_level = MLX5_MATCH_L4; 3094a3222a2dSMaor Dickman spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS_3; 3095a3222a2dSMaor Dickman } 3096a3222a2dSMaor Dickman } 309739c538d6SCai Huoqing /* Currently supported only for MPLS over UDP */ 30987d6c86e3SAlaa Hleihel if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_MPLS) && 30997d6c86e3SAlaa Hleihel !netif_is_bareudp(filter_dev)) { 31007d6c86e3SAlaa Hleihel NL_SET_ERR_MSG_MOD(extack, 31017d6c86e3SAlaa Hleihel "Matching on MPLS is supported only for MPLS over UDP"); 31027d6c86e3SAlaa Hleihel netdev_err(priv->netdev, 31037d6c86e3SAlaa Hleihel "Matching on MPLS is supported only for MPLS over UDP\n"); 31047d6c86e3SAlaa Hleihel return -EOPNOTSUPP; 31057d6c86e3SAlaa Hleihel } 31067d6c86e3SAlaa Hleihel 3107e3a2b7edSAmir Vadai return 0; 3108e3a2b7edSAmir Vadai } 3109e3a2b7edSAmir Vadai 3110de0af0bfSRoi Dayan static int parse_cls_flower(struct mlx5e_priv *priv, 311165ba8fb7SOr Gerlitz struct mlx5e_tc_flow *flow, 3112de0af0bfSRoi Dayan struct mlx5_flow_spec *spec, 3113f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 311454c177caSOz Shlomo struct net_device *filter_dev) 3115de0af0bfSRoi Dayan { 311693b3586eSHuy Nguyen u8 inner_match_level, outer_match_level, non_tunnel_match_level; 3117e98bedf5SEli Britstein struct netlink_ext_ack *extack = f->common.extack; 3118de0af0bfSRoi Dayan struct mlx5_core_dev *dev = priv->mdev; 3119de0af0bfSRoi Dayan struct mlx5_eswitch *esw = dev->priv.eswitch; 31201d447a39SSaeed Mahameed struct mlx5e_rep_priv *rpriv = priv->ppriv; 31211d447a39SSaeed Mahameed struct mlx5_eswitch_rep *rep; 3122226f2ca3SVlad Buslov bool is_eswitch_flow; 3123de0af0bfSRoi Dayan int err; 3124de0af0bfSRoi Dayan 312593b3586eSHuy Nguyen inner_match_level = MLX5_MATCH_NONE; 312693b3586eSHuy Nguyen outer_match_level = MLX5_MATCH_NONE; 312793b3586eSHuy Nguyen 31280a7fcb78SPaul Blakey err = __parse_cls_flower(priv, flow, spec, f, filter_dev, 31290a7fcb78SPaul Blakey &inner_match_level, &outer_match_level); 313093b3586eSHuy Nguyen non_tunnel_match_level = (inner_match_level == MLX5_MATCH_NONE) ? 313193b3586eSHuy Nguyen outer_match_level : inner_match_level; 3132de0af0bfSRoi Dayan 3133226f2ca3SVlad Buslov is_eswitch_flow = mlx5e_is_eswitch_flow(flow); 3134226f2ca3SVlad Buslov if (!err && is_eswitch_flow) { 31351d447a39SSaeed Mahameed rep = rpriv->rep; 3136b05af6aaSBodong Wang if (rep->vport != MLX5_VPORT_UPLINK && 31371d447a39SSaeed Mahameed (esw->offloads.inline_mode != MLX5_INLINE_MODE_NONE && 313893b3586eSHuy Nguyen esw->offloads.inline_mode < non_tunnel_match_level)) { 3139e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 3140e98bedf5SEli Britstein "Flow is not offloaded due to min inline setting"); 3141de0af0bfSRoi Dayan netdev_warn(priv->netdev, 3142de0af0bfSRoi Dayan "Flow is not offloaded due to min inline setting, required %d actual %d\n", 314393b3586eSHuy Nguyen non_tunnel_match_level, esw->offloads.inline_mode); 3144de0af0bfSRoi Dayan return -EOPNOTSUPP; 3145de0af0bfSRoi Dayan } 3146de0af0bfSRoi Dayan } 3147de0af0bfSRoi Dayan 3148c620b772SAriel Levkovich flow->attr->inner_match_level = inner_match_level; 3149c620b772SAriel Levkovich flow->attr->outer_match_level = outer_match_level; 3150c620b772SAriel Levkovich 315138aa51c1SOr Gerlitz 3152de0af0bfSRoi Dayan return err; 3153de0af0bfSRoi Dayan } 3154de0af0bfSRoi Dayan 3155d79b6df6SOr Gerlitz struct mlx5_fields { 3156d79b6df6SOr Gerlitz u8 field; 315788f30bbcSDmytro Linkin u8 field_bsize; 315888f30bbcSDmytro Linkin u32 field_mask; 3159d79b6df6SOr Gerlitz u32 offset; 316027c11b6bSEli Britstein u32 match_offset; 3161d79b6df6SOr Gerlitz }; 3162d79b6df6SOr Gerlitz 316388f30bbcSDmytro Linkin #define OFFLOAD(fw_field, field_bsize, field_mask, field, off, match_field) \ 316488f30bbcSDmytro Linkin {MLX5_ACTION_IN_FIELD_OUT_ ## fw_field, field_bsize, field_mask, \ 316527c11b6bSEli Britstein offsetof(struct pedit_headers, field) + (off), \ 316627c11b6bSEli Britstein MLX5_BYTE_OFF(fte_match_set_lyr_2_4, match_field)} 316727c11b6bSEli Britstein 31682ef86872SEli Britstein /* masked values are the same and there are no rewrites that do not have a 31692ef86872SEli Britstein * match. 31702ef86872SEli Britstein */ 31712ef86872SEli Britstein #define SAME_VAL_MASK(type, valp, maskp, matchvalp, matchmaskp) ({ \ 31722ef86872SEli Britstein type matchmaskx = *(type *)(matchmaskp); \ 31732ef86872SEli Britstein type matchvalx = *(type *)(matchvalp); \ 31742ef86872SEli Britstein type maskx = *(type *)(maskp); \ 31752ef86872SEli Britstein type valx = *(type *)(valp); \ 31762ef86872SEli Britstein \ 31772ef86872SEli Britstein (valx & maskx) == (matchvalx & matchmaskx) && !(maskx & (maskx ^ \ 31782ef86872SEli Britstein matchmaskx)); \ 31792ef86872SEli Britstein }) 31802ef86872SEli Britstein 318127c11b6bSEli Britstein static bool cmp_val_mask(void *valp, void *maskp, void *matchvalp, 318288f30bbcSDmytro Linkin void *matchmaskp, u8 bsize) 318327c11b6bSEli Britstein { 318427c11b6bSEli Britstein bool same = false; 318527c11b6bSEli Britstein 318688f30bbcSDmytro Linkin switch (bsize) { 318788f30bbcSDmytro Linkin case 8: 31882ef86872SEli Britstein same = SAME_VAL_MASK(u8, valp, maskp, matchvalp, matchmaskp); 318927c11b6bSEli Britstein break; 319088f30bbcSDmytro Linkin case 16: 31912ef86872SEli Britstein same = SAME_VAL_MASK(u16, valp, maskp, matchvalp, matchmaskp); 319227c11b6bSEli Britstein break; 319388f30bbcSDmytro Linkin case 32: 31942ef86872SEli Britstein same = SAME_VAL_MASK(u32, valp, maskp, matchvalp, matchmaskp); 319527c11b6bSEli Britstein break; 319627c11b6bSEli Britstein } 319727c11b6bSEli Britstein 319827c11b6bSEli Britstein return same; 319927c11b6bSEli Britstein } 3200a8e4f0c4SOr Gerlitz 3201d79b6df6SOr Gerlitz static struct mlx5_fields fields[] = { 320288f30bbcSDmytro Linkin OFFLOAD(DMAC_47_16, 32, U32_MAX, eth.h_dest[0], 0, dmac_47_16), 320388f30bbcSDmytro Linkin OFFLOAD(DMAC_15_0, 16, U16_MAX, eth.h_dest[4], 0, dmac_15_0), 320488f30bbcSDmytro Linkin OFFLOAD(SMAC_47_16, 32, U32_MAX, eth.h_source[0], 0, smac_47_16), 320588f30bbcSDmytro Linkin OFFLOAD(SMAC_15_0, 16, U16_MAX, eth.h_source[4], 0, smac_15_0), 320688f30bbcSDmytro Linkin OFFLOAD(ETHERTYPE, 16, U16_MAX, eth.h_proto, 0, ethertype), 320788f30bbcSDmytro Linkin OFFLOAD(FIRST_VID, 16, U16_MAX, vlan.h_vlan_TCI, 0, first_vid), 3208d79b6df6SOr Gerlitz 3209ab9341b5SDmytro Linkin OFFLOAD(IP_DSCP, 8, 0xfc, ip4.tos, 0, ip_dscp), 321088f30bbcSDmytro Linkin OFFLOAD(IP_TTL, 8, U8_MAX, ip4.ttl, 0, ttl_hoplimit), 321188f30bbcSDmytro Linkin OFFLOAD(SIPV4, 32, U32_MAX, ip4.saddr, 0, src_ipv4_src_ipv6.ipv4_layout.ipv4), 321288f30bbcSDmytro Linkin OFFLOAD(DIPV4, 32, U32_MAX, ip4.daddr, 0, dst_ipv4_dst_ipv6.ipv4_layout.ipv4), 3213d79b6df6SOr Gerlitz 321488f30bbcSDmytro Linkin OFFLOAD(SIPV6_127_96, 32, U32_MAX, ip6.saddr.s6_addr32[0], 0, 321527c11b6bSEli Britstein src_ipv4_src_ipv6.ipv6_layout.ipv6[0]), 321688f30bbcSDmytro Linkin OFFLOAD(SIPV6_95_64, 32, U32_MAX, ip6.saddr.s6_addr32[1], 0, 321727c11b6bSEli Britstein src_ipv4_src_ipv6.ipv6_layout.ipv6[4]), 321888f30bbcSDmytro Linkin OFFLOAD(SIPV6_63_32, 32, U32_MAX, ip6.saddr.s6_addr32[2], 0, 321927c11b6bSEli Britstein src_ipv4_src_ipv6.ipv6_layout.ipv6[8]), 322088f30bbcSDmytro Linkin OFFLOAD(SIPV6_31_0, 32, U32_MAX, ip6.saddr.s6_addr32[3], 0, 322127c11b6bSEli Britstein src_ipv4_src_ipv6.ipv6_layout.ipv6[12]), 322288f30bbcSDmytro Linkin OFFLOAD(DIPV6_127_96, 32, U32_MAX, ip6.daddr.s6_addr32[0], 0, 322327c11b6bSEli Britstein dst_ipv4_dst_ipv6.ipv6_layout.ipv6[0]), 322488f30bbcSDmytro Linkin OFFLOAD(DIPV6_95_64, 32, U32_MAX, ip6.daddr.s6_addr32[1], 0, 322527c11b6bSEli Britstein dst_ipv4_dst_ipv6.ipv6_layout.ipv6[4]), 322688f30bbcSDmytro Linkin OFFLOAD(DIPV6_63_32, 32, U32_MAX, ip6.daddr.s6_addr32[2], 0, 322727c11b6bSEli Britstein dst_ipv4_dst_ipv6.ipv6_layout.ipv6[8]), 322888f30bbcSDmytro Linkin OFFLOAD(DIPV6_31_0, 32, U32_MAX, ip6.daddr.s6_addr32[3], 0, 322927c11b6bSEli Britstein dst_ipv4_dst_ipv6.ipv6_layout.ipv6[12]), 323088f30bbcSDmytro Linkin OFFLOAD(IPV6_HOPLIMIT, 8, U8_MAX, ip6.hop_limit, 0, ttl_hoplimit), 3231748cde9aSMaor Dickman OFFLOAD(IP_DSCP, 16, 0xc00f, ip6, 0, ip_dscp), 3232d79b6df6SOr Gerlitz 323388f30bbcSDmytro Linkin OFFLOAD(TCP_SPORT, 16, U16_MAX, tcp.source, 0, tcp_sport), 323488f30bbcSDmytro Linkin OFFLOAD(TCP_DPORT, 16, U16_MAX, tcp.dest, 0, tcp_dport), 323588f30bbcSDmytro Linkin /* in linux iphdr tcp_flags is 8 bits long */ 323688f30bbcSDmytro Linkin OFFLOAD(TCP_FLAGS, 8, U8_MAX, tcp.ack_seq, 5, tcp_flags), 3237d79b6df6SOr Gerlitz 323888f30bbcSDmytro Linkin OFFLOAD(UDP_SPORT, 16, U16_MAX, udp.source, 0, udp_sport), 323988f30bbcSDmytro Linkin OFFLOAD(UDP_DPORT, 16, U16_MAX, udp.dest, 0, udp_dport), 3240d79b6df6SOr Gerlitz }; 3241d79b6df6SOr Gerlitz 324282198d8bSMaor Dickman static unsigned long mask_to_le(unsigned long mask, int size) 324382198d8bSMaor Dickman { 324482198d8bSMaor Dickman __be32 mask_be32; 324582198d8bSMaor Dickman __be16 mask_be16; 324682198d8bSMaor Dickman 324782198d8bSMaor Dickman if (size == 32) { 324882198d8bSMaor Dickman mask_be32 = (__force __be32)(mask); 324982198d8bSMaor Dickman mask = (__force unsigned long)cpu_to_le32(be32_to_cpu(mask_be32)); 325082198d8bSMaor Dickman } else if (size == 16) { 325182198d8bSMaor Dickman mask_be32 = (__force __be32)(mask); 325282198d8bSMaor Dickman mask_be16 = *(__be16 *)&mask_be32; 325382198d8bSMaor Dickman mask = (__force unsigned long)cpu_to_le16(be16_to_cpu(mask_be16)); 325482198d8bSMaor Dickman } 325582198d8bSMaor Dickman 325682198d8bSMaor Dickman return mask; 325782198d8bSMaor Dickman } 325809bf9792SRoi Dayan 32596ae4a6a5SPaul Blakey static int offload_pedit_fields(struct mlx5e_priv *priv, 32606ae4a6a5SPaul Blakey int namespace, 3261e98bedf5SEli Britstein struct mlx5e_tc_flow_parse_attr *parse_attr, 326227c11b6bSEli Britstein u32 *action_flags, 3263e98bedf5SEli Britstein struct netlink_ext_ack *extack) 3264d79b6df6SOr Gerlitz { 3265d79b6df6SOr Gerlitz struct pedit_headers *set_masks, *add_masks, *set_vals, *add_vals; 326609bf9792SRoi Dayan struct pedit_headers_action *hdrs = parse_attr->hdrs; 326788f30bbcSDmytro Linkin void *headers_c, *headers_v, *action, *vals_p; 326888f30bbcSDmytro Linkin u32 *s_masks_p, *a_masks_p, s_mask, a_mask; 32696ae4a6a5SPaul Blakey struct mlx5e_tc_mod_hdr_acts *mod_acts; 327082198d8bSMaor Dickman unsigned long mask, field_mask; 32712c0e5cf5SPaul Blakey int i, first, last, next_z; 32722c0e5cf5SPaul Blakey struct mlx5_fields *f; 327388f30bbcSDmytro Linkin u8 cmd; 327488f30bbcSDmytro Linkin 32756ae4a6a5SPaul Blakey mod_acts = &parse_attr->mod_hdr_acts; 32768ee72638SRoi Dayan headers_c = mlx5e_get_match_headers_criteria(*action_flags, &parse_attr->spec); 32778ee72638SRoi Dayan headers_v = mlx5e_get_match_headers_value(*action_flags, &parse_attr->spec); 3278d79b6df6SOr Gerlitz 327973867881SPablo Neira Ayuso set_masks = &hdrs[0].masks; 328073867881SPablo Neira Ayuso add_masks = &hdrs[1].masks; 328173867881SPablo Neira Ayuso set_vals = &hdrs[0].vals; 328273867881SPablo Neira Ayuso add_vals = &hdrs[1].vals; 3283d79b6df6SOr Gerlitz 3284d79b6df6SOr Gerlitz for (i = 0; i < ARRAY_SIZE(fields); i++) { 328527c11b6bSEli Britstein bool skip; 328627c11b6bSEli Britstein 3287d79b6df6SOr Gerlitz f = &fields[i]; 3288d79b6df6SOr Gerlitz /* avoid seeing bits set from previous iterations */ 3289e3ca4e05SOr Gerlitz s_mask = 0; 3290e3ca4e05SOr Gerlitz a_mask = 0; 3291d79b6df6SOr Gerlitz 3292d79b6df6SOr Gerlitz s_masks_p = (void *)set_masks + f->offset; 3293d79b6df6SOr Gerlitz a_masks_p = (void *)add_masks + f->offset; 3294d79b6df6SOr Gerlitz 329588f30bbcSDmytro Linkin s_mask = *s_masks_p & f->field_mask; 329688f30bbcSDmytro Linkin a_mask = *a_masks_p & f->field_mask; 3297d79b6df6SOr Gerlitz 3298d79b6df6SOr Gerlitz if (!s_mask && !a_mask) /* nothing to offload here */ 3299d79b6df6SOr Gerlitz continue; 3300d79b6df6SOr Gerlitz 3301d79b6df6SOr Gerlitz if (s_mask && a_mask) { 3302e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 3303e98bedf5SEli Britstein "can't set and add to the same HW field"); 330461b6a6c3SCai Huoqing netdev_warn(priv->netdev, 330561b6a6c3SCai Huoqing "mlx5: can't set and add to the same HW field (%x)\n", 330661b6a6c3SCai Huoqing f->field); 3307d79b6df6SOr Gerlitz return -EOPNOTSUPP; 3308d79b6df6SOr Gerlitz } 3309d79b6df6SOr Gerlitz 331027c11b6bSEli Britstein skip = false; 3311d79b6df6SOr Gerlitz if (s_mask) { 331227c11b6bSEli Britstein void *match_mask = headers_c + f->match_offset; 331327c11b6bSEli Britstein void *match_val = headers_v + f->match_offset; 331427c11b6bSEli Britstein 3315d79b6df6SOr Gerlitz cmd = MLX5_ACTION_TYPE_SET; 3316d79b6df6SOr Gerlitz mask = s_mask; 3317d79b6df6SOr Gerlitz vals_p = (void *)set_vals + f->offset; 331827c11b6bSEli Britstein /* don't rewrite if we have a match on the same value */ 331927c11b6bSEli Britstein if (cmp_val_mask(vals_p, s_masks_p, match_val, 332088f30bbcSDmytro Linkin match_mask, f->field_bsize)) 332127c11b6bSEli Britstein skip = true; 3322d79b6df6SOr Gerlitz /* clear to denote we consumed this field */ 332388f30bbcSDmytro Linkin *s_masks_p &= ~f->field_mask; 3324d79b6df6SOr Gerlitz } else { 3325d79b6df6SOr Gerlitz cmd = MLX5_ACTION_TYPE_ADD; 3326d79b6df6SOr Gerlitz mask = a_mask; 3327d79b6df6SOr Gerlitz vals_p = (void *)add_vals + f->offset; 332827c11b6bSEli Britstein /* add 0 is no change */ 332988f30bbcSDmytro Linkin if ((*(u32 *)vals_p & f->field_mask) == 0) 333027c11b6bSEli Britstein skip = true; 3331d79b6df6SOr Gerlitz /* clear to denote we consumed this field */ 333288f30bbcSDmytro Linkin *a_masks_p &= ~f->field_mask; 3333d79b6df6SOr Gerlitz } 333427c11b6bSEli Britstein if (skip) 333527c11b6bSEli Britstein continue; 3336d79b6df6SOr Gerlitz 333782198d8bSMaor Dickman mask = mask_to_le(mask, f->field_bsize); 33382b64bebaSOr Gerlitz 333988f30bbcSDmytro Linkin first = find_first_bit(&mask, f->field_bsize); 334088f30bbcSDmytro Linkin next_z = find_next_zero_bit(&mask, f->field_bsize, first); 334188f30bbcSDmytro Linkin last = find_last_bit(&mask, f->field_bsize); 33422b64bebaSOr Gerlitz if (first < next_z && next_z < last) { 3343e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 3344e98bedf5SEli Britstein "rewrite of few sub-fields isn't supported"); 334561b6a6c3SCai Huoqing netdev_warn(priv->netdev, 334661b6a6c3SCai Huoqing "mlx5: rewrite of few sub-fields (mask %lx) isn't offloaded\n", 3347d79b6df6SOr Gerlitz mask); 3348d79b6df6SOr Gerlitz return -EOPNOTSUPP; 3349d79b6df6SOr Gerlitz } 3350d79b6df6SOr Gerlitz 33512c0e5cf5SPaul Blakey action = mlx5e_mod_hdr_alloc(priv->mdev, namespace, mod_acts); 33522c0e5cf5SPaul Blakey if (IS_ERR(action)) { 33536ae4a6a5SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 33546ae4a6a5SPaul Blakey "too many pedit actions, can't offload"); 33556ae4a6a5SPaul Blakey mlx5_core_warn(priv->mdev, 33566ae4a6a5SPaul Blakey "mlx5: parsed %d pedit actions, can't do more\n", 33576ae4a6a5SPaul Blakey mod_acts->num_actions); 33582c0e5cf5SPaul Blakey return PTR_ERR(action); 33596ae4a6a5SPaul Blakey } 33606ae4a6a5SPaul Blakey 3361d79b6df6SOr Gerlitz MLX5_SET(set_action_in, action, action_type, cmd); 3362d79b6df6SOr Gerlitz MLX5_SET(set_action_in, action, field, f->field); 3363d79b6df6SOr Gerlitz 3364d79b6df6SOr Gerlitz if (cmd == MLX5_ACTION_TYPE_SET) { 336588f30bbcSDmytro Linkin int start; 336688f30bbcSDmytro Linkin 336782198d8bSMaor Dickman field_mask = mask_to_le(f->field_mask, f->field_bsize); 336882198d8bSMaor Dickman 336988f30bbcSDmytro Linkin /* if field is bit sized it can start not from first bit */ 337082198d8bSMaor Dickman start = find_first_bit(&field_mask, f->field_bsize); 337188f30bbcSDmytro Linkin 337288f30bbcSDmytro Linkin MLX5_SET(set_action_in, action, offset, first - start); 3373d79b6df6SOr Gerlitz /* length is num of bits to be written, zero means length of 32 */ 33742b64bebaSOr Gerlitz MLX5_SET(set_action_in, action, length, (last - first + 1)); 3375d79b6df6SOr Gerlitz } 3376d79b6df6SOr Gerlitz 337788f30bbcSDmytro Linkin if (f->field_bsize == 32) 33782b64bebaSOr Gerlitz MLX5_SET(set_action_in, action, data, ntohl(*(__be32 *)vals_p) >> first); 337988f30bbcSDmytro Linkin else if (f->field_bsize == 16) 33802b64bebaSOr Gerlitz MLX5_SET(set_action_in, action, data, ntohs(*(__be16 *)vals_p) >> first); 338188f30bbcSDmytro Linkin else if (f->field_bsize == 8) 33822b64bebaSOr Gerlitz MLX5_SET(set_action_in, action, data, *(u8 *)vals_p >> first); 3383d79b6df6SOr Gerlitz 33846ae4a6a5SPaul Blakey ++mod_acts->num_actions; 3385d79b6df6SOr Gerlitz } 3386d79b6df6SOr Gerlitz 3387d79b6df6SOr Gerlitz return 0; 3388d79b6df6SOr Gerlitz } 3389d79b6df6SOr Gerlitz 3390d79b6df6SOr Gerlitz static const struct pedit_headers zero_masks = {}; 3391d79b6df6SOr Gerlitz 3392918ed7bfSRoi Dayan static int verify_offload_pedit_fields(struct mlx5e_priv *priv, 3393c500c86bSPablo Neira Ayuso struct mlx5e_tc_flow_parse_attr *parse_attr, 3394c500c86bSPablo Neira Ayuso struct netlink_ext_ack *extack) 3395c500c86bSPablo Neira Ayuso { 3396c500c86bSPablo Neira Ayuso struct pedit_headers *cmd_masks; 3397c500c86bSPablo Neira Ayuso u8 cmd; 3398c500c86bSPablo Neira Ayuso 3399d79b6df6SOr Gerlitz for (cmd = 0; cmd < __PEDIT_CMD_MAX; cmd++) { 340009bf9792SRoi Dayan cmd_masks = &parse_attr->hdrs[cmd].masks; 3401d79b6df6SOr Gerlitz if (memcmp(cmd_masks, &zero_masks, sizeof(zero_masks))) { 340209bf9792SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "attempt to offload an unsupported field"); 3403b3a433deSOr Gerlitz netdev_warn(priv->netdev, "attempt to offload an unsupported field (cmd %d)\n", cmd); 3404d79b6df6SOr Gerlitz print_hex_dump(KERN_WARNING, "mask: ", DUMP_PREFIX_ADDRESS, 3405d79b6df6SOr Gerlitz 16, 1, cmd_masks, sizeof(zero_masks), true); 3406918ed7bfSRoi Dayan return -EOPNOTSUPP; 3407918ed7bfSRoi Dayan } 3408918ed7bfSRoi Dayan } 3409918ed7bfSRoi Dayan 3410918ed7bfSRoi Dayan return 0; 3411918ed7bfSRoi Dayan } 3412918ed7bfSRoi Dayan 3413918ed7bfSRoi Dayan static int alloc_tc_pedit_action(struct mlx5e_priv *priv, int namespace, 3414918ed7bfSRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr, 3415918ed7bfSRoi Dayan u32 *action_flags, 3416918ed7bfSRoi Dayan struct netlink_ext_ack *extack) 3417918ed7bfSRoi Dayan { 3418918ed7bfSRoi Dayan int err; 3419918ed7bfSRoi Dayan 3420918ed7bfSRoi Dayan err = offload_pedit_fields(priv, namespace, parse_attr, action_flags, extack); 3421918ed7bfSRoi Dayan if (err) 3422d79b6df6SOr Gerlitz goto out_dealloc_parsed_actions; 3423918ed7bfSRoi Dayan 3424918ed7bfSRoi Dayan err = verify_offload_pedit_fields(priv, parse_attr, extack); 3425918ed7bfSRoi Dayan if (err) 3426918ed7bfSRoi Dayan goto out_dealloc_parsed_actions; 3427d79b6df6SOr Gerlitz 3428d79b6df6SOr Gerlitz return 0; 3429d79b6df6SOr Gerlitz 3430d79b6df6SOr Gerlitz out_dealloc_parsed_actions: 34312c0e5cf5SPaul Blakey mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts); 3432d79b6df6SOr Gerlitz return err; 3433d79b6df6SOr Gerlitz } 3434d79b6df6SOr Gerlitz 34358998576bSDmytro Linkin struct ip_ttl_word { 34368998576bSDmytro Linkin __u8 ttl; 34378998576bSDmytro Linkin __u8 protocol; 34388998576bSDmytro Linkin __sum16 check; 34398998576bSDmytro Linkin }; 34408998576bSDmytro Linkin 34418998576bSDmytro Linkin struct ipv6_hoplimit_word { 34428998576bSDmytro Linkin __be16 payload_len; 34438998576bSDmytro Linkin __u8 nexthdr; 34448998576bSDmytro Linkin __u8 hop_limit; 34458998576bSDmytro Linkin }; 34468998576bSDmytro Linkin 34471836d780SRoi Dayan static bool 34481836d780SRoi Dayan is_action_keys_supported(const struct flow_action_entry *act, bool ct_flow, 34491836d780SRoi Dayan bool *modify_ip_header, bool *modify_tuple, 34504c3844d9SPaul Blakey struct netlink_ext_ack *extack) 34518998576bSDmytro Linkin { 34528998576bSDmytro Linkin u32 mask, offset; 34538998576bSDmytro Linkin u8 htype; 34548998576bSDmytro Linkin 34558998576bSDmytro Linkin htype = act->mangle.htype; 34568998576bSDmytro Linkin offset = act->mangle.offset; 34578998576bSDmytro Linkin mask = ~act->mangle.mask; 34588998576bSDmytro Linkin /* For IPv4 & IPv6 header check 4 byte word, 34598998576bSDmytro Linkin * to determine that modified fields 34608998576bSDmytro Linkin * are NOT ttl & hop_limit only. 34618998576bSDmytro Linkin */ 34628998576bSDmytro Linkin if (htype == FLOW_ACT_MANGLE_HDR_TYPE_IP4) { 34638998576bSDmytro Linkin struct ip_ttl_word *ttl_word = 34648998576bSDmytro Linkin (struct ip_ttl_word *)&mask; 34658998576bSDmytro Linkin 34668998576bSDmytro Linkin if (offset != offsetof(struct iphdr, ttl) || 34678998576bSDmytro Linkin ttl_word->protocol || 34688998576bSDmytro Linkin ttl_word->check) { 34694c3844d9SPaul Blakey *modify_ip_header = true; 34704c3844d9SPaul Blakey } 34714c3844d9SPaul Blakey 34727e36feebSPaul Blakey if (offset >= offsetof(struct iphdr, saddr)) 34737e36feebSPaul Blakey *modify_tuple = true; 34747e36feebSPaul Blakey 34757e36feebSPaul Blakey if (ct_flow && *modify_tuple) { 34764c3844d9SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 34774c3844d9SPaul Blakey "can't offload re-write of ipv4 address with action ct"); 34781836d780SRoi Dayan return false; 34798998576bSDmytro Linkin } 34808998576bSDmytro Linkin } else if (htype == FLOW_ACT_MANGLE_HDR_TYPE_IP6) { 34818998576bSDmytro Linkin struct ipv6_hoplimit_word *hoplimit_word = 34828998576bSDmytro Linkin (struct ipv6_hoplimit_word *)&mask; 34838998576bSDmytro Linkin 34848998576bSDmytro Linkin if (offset != offsetof(struct ipv6hdr, payload_len) || 34858998576bSDmytro Linkin hoplimit_word->payload_len || 34868998576bSDmytro Linkin hoplimit_word->nexthdr) { 34874c3844d9SPaul Blakey *modify_ip_header = true; 34888998576bSDmytro Linkin } 34894c3844d9SPaul Blakey 34907e36feebSPaul Blakey if (ct_flow && offset >= offsetof(struct ipv6hdr, saddr)) 34917e36feebSPaul Blakey *modify_tuple = true; 34927e36feebSPaul Blakey 34937e36feebSPaul Blakey if (ct_flow && *modify_tuple) { 34944c3844d9SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 34954c3844d9SPaul Blakey "can't offload re-write of ipv6 address with action ct"); 34961836d780SRoi Dayan return false; 34978998576bSDmytro Linkin } 34987e36feebSPaul Blakey } else if (htype == FLOW_ACT_MANGLE_HDR_TYPE_TCP || 34997e36feebSPaul Blakey htype == FLOW_ACT_MANGLE_HDR_TYPE_UDP) { 35007e36feebSPaul Blakey *modify_tuple = true; 35017e36feebSPaul Blakey if (ct_flow) { 35024c3844d9SPaul Blakey NL_SET_ERR_MSG_MOD(extack, 35034c3844d9SPaul Blakey "can't offload re-write of transport header ports with action ct"); 35041836d780SRoi Dayan return false; 35054c3844d9SPaul Blakey } 35067e36feebSPaul Blakey } 35074c3844d9SPaul Blakey 35081836d780SRoi Dayan return true; 35098998576bSDmytro Linkin } 35108998576bSDmytro Linkin 351196b5b458SDima Chumak static bool modify_tuple_supported(bool modify_tuple, bool ct_clear, 351296b5b458SDima Chumak bool ct_flow, struct netlink_ext_ack *extack, 351396b5b458SDima Chumak struct mlx5e_priv *priv, 351496b5b458SDima Chumak struct mlx5_flow_spec *spec) 351596b5b458SDima Chumak { 351696b5b458SDima Chumak if (!modify_tuple || ct_clear) 351796b5b458SDima Chumak return true; 351896b5b458SDima Chumak 351996b5b458SDima Chumak if (ct_flow) { 352096b5b458SDima Chumak NL_SET_ERR_MSG_MOD(extack, 352196b5b458SDima Chumak "can't offload tuple modification with non-clear ct()"); 352296b5b458SDima Chumak netdev_info(priv->netdev, 352396b5b458SDima Chumak "can't offload tuple modification with non-clear ct()"); 352496b5b458SDima Chumak return false; 352596b5b458SDima Chumak } 352696b5b458SDima Chumak 352796b5b458SDima Chumak /* Add ct_state=-trk match so it will be offloaded for non ct flows 352896b5b458SDima Chumak * (or after clear action), as otherwise, since the tuple is changed, 352996b5b458SDima Chumak * we can't restore ct state 353096b5b458SDima Chumak */ 353196b5b458SDima Chumak if (mlx5_tc_ct_add_no_trk_match(spec)) { 353296b5b458SDima Chumak NL_SET_ERR_MSG_MOD(extack, 353396b5b458SDima Chumak "can't offload tuple modification with ct matches and no ct(clear) action"); 353496b5b458SDima Chumak netdev_info(priv->netdev, 353596b5b458SDima Chumak "can't offload tuple modification with ct matches and no ct(clear) action"); 353696b5b458SDima Chumak return false; 353796b5b458SDima Chumak } 353896b5b458SDima Chumak 353996b5b458SDima Chumak return true; 354096b5b458SDima Chumak } 354196b5b458SDima Chumak 35423d486ec4SOz Shlomo static bool modify_header_match_supported(struct mlx5e_priv *priv, 35433d486ec4SOz Shlomo struct mlx5_flow_spec *spec, 354473867881SPablo Neira Ayuso struct flow_action *flow_action, 35454c3844d9SPaul Blakey u32 actions, bool ct_flow, 35467e36feebSPaul Blakey bool ct_clear, 3547e98bedf5SEli Britstein struct netlink_ext_ack *extack) 3548bdd66ac0SOr Gerlitz { 354973867881SPablo Neira Ayuso const struct flow_action_entry *act; 35507e36feebSPaul Blakey bool modify_ip_header, modify_tuple; 3551fca53304SEli Britstein void *headers_c; 3552bdd66ac0SOr Gerlitz void *headers_v; 3553bdd66ac0SOr Gerlitz u16 ethertype; 35548998576bSDmytro Linkin u8 ip_proto; 35551836d780SRoi Dayan int i; 3556bdd66ac0SOr Gerlitz 35578ee72638SRoi Dayan headers_c = mlx5e_get_match_headers_criteria(actions, spec); 35588ee72638SRoi Dayan headers_v = mlx5e_get_match_headers_value(actions, spec); 3559bdd66ac0SOr Gerlitz ethertype = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ethertype); 3560bdd66ac0SOr Gerlitz 3561bdd66ac0SOr Gerlitz /* for non-IP we only re-write MACs, so we're okay */ 3562fca53304SEli Britstein if (MLX5_GET(fte_match_set_lyr_2_4, headers_c, ip_version) == 0 && 3563fca53304SEli Britstein ethertype != ETH_P_IP && ethertype != ETH_P_IPV6) 3564bdd66ac0SOr Gerlitz goto out_ok; 3565bdd66ac0SOr Gerlitz 3566bdd66ac0SOr Gerlitz modify_ip_header = false; 35677e36feebSPaul Blakey modify_tuple = false; 356873867881SPablo Neira Ayuso flow_action_for_each(i, act, flow_action) { 356973867881SPablo Neira Ayuso if (act->id != FLOW_ACTION_MANGLE && 357073867881SPablo Neira Ayuso act->id != FLOW_ACTION_ADD) 3571bdd66ac0SOr Gerlitz continue; 3572bdd66ac0SOr Gerlitz 35731836d780SRoi Dayan if (!is_action_keys_supported(act, ct_flow, 35747e36feebSPaul Blakey &modify_ip_header, 35751836d780SRoi Dayan &modify_tuple, extack)) 35761836d780SRoi Dayan return false; 3577bdd66ac0SOr Gerlitz } 3578bdd66ac0SOr Gerlitz 357996b5b458SDima Chumak if (!modify_tuple_supported(modify_tuple, ct_clear, ct_flow, extack, 358096b5b458SDima Chumak priv, spec)) 35817e36feebSPaul Blakey return false; 35827e36feebSPaul Blakey 3583bdd66ac0SOr Gerlitz ip_proto = MLX5_GET(fte_match_set_lyr_2_4, headers_v, ip_protocol); 35841ccef350SJianbo Liu if (modify_ip_header && ip_proto != IPPROTO_TCP && 35851ccef350SJianbo Liu ip_proto != IPPROTO_UDP && ip_proto != IPPROTO_ICMP) { 3586e98bedf5SEli Britstein NL_SET_ERR_MSG_MOD(extack, 3587e98bedf5SEli Britstein "can't offload re-write of non TCP/UDP"); 35883d486ec4SOz Shlomo netdev_info(priv->netdev, "can't offload re-write of ip proto %d\n", 35893d486ec4SOz Shlomo ip_proto); 3590bdd66ac0SOr Gerlitz return false; 3591bdd66ac0SOr Gerlitz } 3592bdd66ac0SOr Gerlitz 3593bdd66ac0SOr Gerlitz out_ok: 3594bdd66ac0SOr Gerlitz return true; 3595bdd66ac0SOr Gerlitz } 3596bdd66ac0SOr Gerlitz 35979c1d3511SRoi Dayan static bool 35989c1d3511SRoi Dayan actions_match_supported_fdb(struct mlx5e_priv *priv, 35999c1d3511SRoi Dayan struct mlx5e_tc_flow *flow, 36009c1d3511SRoi Dayan struct netlink_ext_ack *extack) 36019c1d3511SRoi Dayan { 3602d4f401d9SRoi Dayan struct mlx5_esw_flow_attr *esw_attr = flow->attr->esw_attr; 36039c1d3511SRoi Dayan bool ct_flow, ct_clear; 36049c1d3511SRoi Dayan 36059c1d3511SRoi Dayan ct_clear = flow->attr->ct_attr.ct_action & TCA_CT_ACT_CLEAR; 36069c1d3511SRoi Dayan ct_flow = flow_flag_test(flow, CT) && !ct_clear; 36079c1d3511SRoi Dayan 3608d4f401d9SRoi Dayan if (esw_attr->split_count && ct_flow && 3609d4f401d9SRoi Dayan !MLX5_CAP_GEN(esw_attr->in_mdev, reg_c_preserve)) { 36109c1d3511SRoi Dayan /* All registers used by ct are cleared when using 36119c1d3511SRoi Dayan * split rules. 36129c1d3511SRoi Dayan */ 36139c1d3511SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "Can't offload mirroring with action ct"); 36149c1d3511SRoi Dayan return false; 36159c1d3511SRoi Dayan } 36169c1d3511SRoi Dayan 3617d4f401d9SRoi Dayan if (esw_attr->split_count > 0 && !mlx5_esw_has_fwd_fdb(priv->mdev)) { 3618d4f401d9SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 3619d4f401d9SRoi Dayan "current firmware doesn't support split rule for port mirroring"); 3620d4f401d9SRoi Dayan netdev_warn_once(priv->netdev, 3621d4f401d9SRoi Dayan "current firmware doesn't support split rule for port mirroring\n"); 3622d4f401d9SRoi Dayan return false; 3623d4f401d9SRoi Dayan } 3624d4f401d9SRoi Dayan 36259c1d3511SRoi Dayan return true; 36269c1d3511SRoi Dayan } 36279c1d3511SRoi Dayan 36289c1d3511SRoi Dayan static bool 36299c1d3511SRoi Dayan actions_match_supported(struct mlx5e_priv *priv, 363073867881SPablo Neira Ayuso struct flow_action *flow_action, 36310610f8dcSRoi Dayan u32 actions, 3632bdd66ac0SOr Gerlitz struct mlx5e_tc_flow_parse_attr *parse_attr, 3633e98bedf5SEli Britstein struct mlx5e_tc_flow *flow, 3634e98bedf5SEli Britstein struct netlink_ext_ack *extack) 3635bdd66ac0SOr Gerlitz { 36369c1d3511SRoi Dayan bool ct_flow, ct_clear; 3637bdd66ac0SOr Gerlitz 36389c1d3511SRoi Dayan ct_clear = flow->attr->ct_attr.ct_action & TCA_CT_ACT_CLEAR; 3639a7c119bdSPaul Blakey ct_flow = flow_flag_test(flow, CT) && !ct_clear; 3640c620b772SAriel Levkovich 36419c1d3511SRoi Dayan if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && 36429c1d3511SRoi Dayan !modify_header_match_supported(priv, &parse_attr->spec, flow_action, 36439c1d3511SRoi Dayan actions, ct_flow, ct_clear, extack)) 364449397b80SDan Carpenter return false; 3645bdd66ac0SOr Gerlitz 36469c1d3511SRoi Dayan if (mlx5e_is_eswitch_flow(flow) && 3647b97653d8SRoi Dayan !actions_match_supported_fdb(priv, flow, extack)) 36489c1d3511SRoi Dayan return false; 3649bdd66ac0SOr Gerlitz 3650bdd66ac0SOr Gerlitz return true; 3651bdd66ac0SOr Gerlitz } 3652bdd66ac0SOr Gerlitz 365332134847SMaor Dickman static bool same_port_devs(struct mlx5e_priv *priv, struct mlx5e_priv *peer_priv) 365432134847SMaor Dickman { 365532134847SMaor Dickman return priv->mdev == peer_priv->mdev; 365632134847SMaor Dickman } 365732134847SMaor Dickman 3658ab3f3d5eSRoi Dayan bool mlx5e_same_hw_devs(struct mlx5e_priv *priv, struct mlx5e_priv *peer_priv) 36595c65c564SOr Gerlitz { 36605c65c564SOr Gerlitz struct mlx5_core_dev *fmdev, *pmdev; 3661816f6706SOr Gerlitz u64 fsystem_guid, psystem_guid; 36625c65c564SOr Gerlitz 36635c65c564SOr Gerlitz fmdev = priv->mdev; 36645c65c564SOr Gerlitz pmdev = peer_priv->mdev; 36655c65c564SOr Gerlitz 366659c9d35eSAlaa Hleihel fsystem_guid = mlx5_query_nic_system_image_guid(fmdev); 366759c9d35eSAlaa Hleihel psystem_guid = mlx5_query_nic_system_image_guid(pmdev); 36685c65c564SOr Gerlitz 3669816f6706SOr Gerlitz return (fsystem_guid == psystem_guid); 36705c65c564SOr Gerlitz } 36715c65c564SOr Gerlitz 36720bac1194SEli Britstein static int 3673d9581e2fSRoi Dayan actions_prepare_mod_hdr_actions(struct mlx5e_priv *priv, 3674d9581e2fSRoi Dayan struct mlx5e_tc_flow *flow, 3675d9581e2fSRoi Dayan struct mlx5_flow_attr *attr, 3676d9581e2fSRoi Dayan struct netlink_ext_ack *extack) 3677d9581e2fSRoi Dayan { 3678d9581e2fSRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr = attr->parse_attr; 367909bf9792SRoi Dayan struct pedit_headers_action *hdrs = parse_attr->hdrs; 3680d9581e2fSRoi Dayan enum mlx5_flow_namespace_type ns_type; 3681d9581e2fSRoi Dayan int err; 3682d9581e2fSRoi Dayan 3683d9581e2fSRoi Dayan if (!hdrs[TCA_PEDIT_KEY_EX_CMD_SET].pedits && 3684d9581e2fSRoi Dayan !hdrs[TCA_PEDIT_KEY_EX_CMD_ADD].pedits) 3685d9581e2fSRoi Dayan return 0; 3686d9581e2fSRoi Dayan 3687e36db1eeSRoi Dayan ns_type = mlx5e_get_flow_namespace(flow); 3688d9581e2fSRoi Dayan 368909bf9792SRoi Dayan err = alloc_tc_pedit_action(priv, ns_type, parse_attr, &attr->action, extack); 3690d9581e2fSRoi Dayan if (err) 3691d9581e2fSRoi Dayan return err; 3692d9581e2fSRoi Dayan 3693d9581e2fSRoi Dayan if (parse_attr->mod_hdr_acts.num_actions > 0) 3694d9581e2fSRoi Dayan return 0; 3695d9581e2fSRoi Dayan 3696fc3a879aSRoi Dayan /* In case all pedit actions are skipped, remove the MOD_HDR flag. */ 3697d9581e2fSRoi Dayan attr->action &= ~MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 36982c0e5cf5SPaul Blakey mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts); 3699d9581e2fSRoi Dayan 3700d9581e2fSRoi Dayan if (ns_type != MLX5_FLOW_NAMESPACE_FDB) 3701d9581e2fSRoi Dayan return 0; 3702d9581e2fSRoi Dayan 3703d9581e2fSRoi Dayan if (!((attr->action & MLX5_FLOW_CONTEXT_ACTION_VLAN_POP) || 3704d9581e2fSRoi Dayan (attr->action & MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH))) 3705d9581e2fSRoi Dayan attr->esw_attr->split_count = 0; 3706d9581e2fSRoi Dayan 3707d9581e2fSRoi Dayan return 0; 3708d9581e2fSRoi Dayan } 3709d9581e2fSRoi Dayan 37108300f225SRoi Dayan static struct mlx5_flow_attr* 37118300f225SRoi Dayan mlx5e_clone_flow_attr_for_post_act(struct mlx5_flow_attr *attr, 37128300f225SRoi Dayan enum mlx5_flow_namespace_type ns_type) 37138300f225SRoi Dayan { 37148300f225SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 37158300f225SRoi Dayan u32 attr_sz = ns_to_attr_sz(ns_type); 37168300f225SRoi Dayan struct mlx5_flow_attr *attr2; 37178300f225SRoi Dayan 37188300f225SRoi Dayan attr2 = mlx5_alloc_flow_attr(ns_type); 37198300f225SRoi Dayan parse_attr = kvzalloc(sizeof(*parse_attr), GFP_KERNEL); 37208300f225SRoi Dayan if (!attr2 || !parse_attr) { 37218300f225SRoi Dayan kvfree(parse_attr); 37228300f225SRoi Dayan kfree(attr2); 3723371c2b34SDan Carpenter return NULL; 37248300f225SRoi Dayan } 37258300f225SRoi Dayan 37268300f225SRoi Dayan memcpy(attr2, attr, attr_sz); 37278300f225SRoi Dayan INIT_LIST_HEAD(&attr2->list); 37288300f225SRoi Dayan parse_attr->filter_dev = attr->parse_attr->filter_dev; 37298300f225SRoi Dayan attr2->action = 0; 3730e9d1061dSOz Shlomo attr2->counter = NULL; 3731b23bf10cSOz Shlomo attr2->tc_act_cookies_count = 0; 37328300f225SRoi Dayan attr2->flags = 0; 37338300f225SRoi Dayan attr2->parse_attr = parse_attr; 373494d65173SRoi Dayan attr2->dest_chain = 0; 373594d65173SRoi Dayan attr2->dest_ft = NULL; 373667027828SPaul Blakey attr2->act_id_restore_rule = NULL; 37377f1a6d4bSRoi Dayan 37387f1a6d4bSRoi Dayan if (ns_type == MLX5_FLOW_NAMESPACE_FDB) { 37397f1a6d4bSRoi Dayan attr2->esw_attr->out_count = 0; 37407f1a6d4bSRoi Dayan attr2->esw_attr->split_count = 0; 37417f1a6d4bSRoi Dayan } 37427f1a6d4bSRoi Dayan 3743f86488cbSOz Shlomo attr2->branch_true = NULL; 3744f86488cbSOz Shlomo attr2->branch_false = NULL; 3745c84fa1abSOz Shlomo attr2->jumping_attr = NULL; 37468300f225SRoi Dayan return attr2; 37478300f225SRoi Dayan } 37488300f225SRoi Dayan 37498300f225SRoi Dayan struct mlx5_flow_attr * 37508300f225SRoi Dayan mlx5e_tc_get_encap_attr(struct mlx5e_tc_flow *flow) 37518300f225SRoi Dayan { 37528300f225SRoi Dayan struct mlx5_esw_flow_attr *esw_attr; 37538300f225SRoi Dayan struct mlx5_flow_attr *attr; 37548300f225SRoi Dayan int i; 37558300f225SRoi Dayan 37568300f225SRoi Dayan list_for_each_entry(attr, &flow->attrs, list) { 37578300f225SRoi Dayan esw_attr = attr->esw_attr; 37588300f225SRoi Dayan for (i = 0; i < MLX5_MAX_FLOW_FWD_VPORTS; i++) { 37598300f225SRoi Dayan if (esw_attr->dests[i].flags & MLX5_ESW_DEST_ENCAP) 37608300f225SRoi Dayan return attr; 37618300f225SRoi Dayan } 37628300f225SRoi Dayan } 37638300f225SRoi Dayan 37648300f225SRoi Dayan return NULL; 37658300f225SRoi Dayan } 37668300f225SRoi Dayan 37678300f225SRoi Dayan void 37688300f225SRoi Dayan mlx5e_tc_unoffload_flow_post_acts(struct mlx5e_tc_flow *flow) 37698300f225SRoi Dayan { 37708300f225SRoi Dayan struct mlx5e_post_act *post_act = get_post_action(flow->priv); 37718300f225SRoi Dayan struct mlx5_flow_attr *attr; 37728300f225SRoi Dayan 37738300f225SRoi Dayan list_for_each_entry(attr, &flow->attrs, list) { 37748300f225SRoi Dayan if (list_is_last(&attr->list, &flow->attrs)) 37758300f225SRoi Dayan break; 37768300f225SRoi Dayan 37778300f225SRoi Dayan mlx5e_tc_post_act_unoffload(post_act, attr->post_act_handle); 37788300f225SRoi Dayan } 37798300f225SRoi Dayan } 37808300f225SRoi Dayan 37818300f225SRoi Dayan static void 37828300f225SRoi Dayan free_flow_post_acts(struct mlx5e_tc_flow *flow) 37838300f225SRoi Dayan { 37848300f225SRoi Dayan struct mlx5_flow_attr *attr, *tmp; 37858300f225SRoi Dayan 37868300f225SRoi Dayan list_for_each_entry_safe(attr, tmp, &flow->attrs, list) { 37878300f225SRoi Dayan if (list_is_last(&attr->list, &flow->attrs)) 37888300f225SRoi Dayan break; 37898300f225SRoi Dayan 3790*a830ec48SPaul Blakey mlx5_free_flow_attr_actions(flow, attr); 37918300f225SRoi Dayan 37928300f225SRoi Dayan list_del(&attr->list); 37938300f225SRoi Dayan kvfree(attr->parse_attr); 37948300f225SRoi Dayan kfree(attr); 37958300f225SRoi Dayan } 37968300f225SRoi Dayan } 37978300f225SRoi Dayan 37988300f225SRoi Dayan int 37998300f225SRoi Dayan mlx5e_tc_offload_flow_post_acts(struct mlx5e_tc_flow *flow) 38008300f225SRoi Dayan { 38018300f225SRoi Dayan struct mlx5e_post_act *post_act = get_post_action(flow->priv); 38028300f225SRoi Dayan struct mlx5_flow_attr *attr; 38038300f225SRoi Dayan int err = 0; 38048300f225SRoi Dayan 38058300f225SRoi Dayan list_for_each_entry(attr, &flow->attrs, list) { 38068300f225SRoi Dayan if (list_is_last(&attr->list, &flow->attrs)) 38078300f225SRoi Dayan break; 38088300f225SRoi Dayan 38098300f225SRoi Dayan err = mlx5e_tc_post_act_offload(post_act, attr->post_act_handle); 38108300f225SRoi Dayan if (err) 38118300f225SRoi Dayan break; 38128300f225SRoi Dayan } 38138300f225SRoi Dayan 38148300f225SRoi Dayan return err; 38158300f225SRoi Dayan } 38168300f225SRoi Dayan 38178300f225SRoi Dayan /* TC filter rule HW translation: 38188300f225SRoi Dayan * 38198300f225SRoi Dayan * +---------------------+ 38208300f225SRoi Dayan * + ft prio (tc chain) + 38218300f225SRoi Dayan * + original match + 38228300f225SRoi Dayan * +---------------------+ 38238300f225SRoi Dayan * | 38248300f225SRoi Dayan * | if multi table action 38258300f225SRoi Dayan * | 38268300f225SRoi Dayan * v 38278300f225SRoi Dayan * +---------------------+ 38288300f225SRoi Dayan * + post act ft |<----. 38298300f225SRoi Dayan * + match fte id | | split on multi table action 38308300f225SRoi Dayan * + do actions |-----' 38318300f225SRoi Dayan * +---------------------+ 38328300f225SRoi Dayan * | 38338300f225SRoi Dayan * | 38348300f225SRoi Dayan * v 38358300f225SRoi Dayan * Do rest of the actions after last multi table action. 38368300f225SRoi Dayan */ 38378300f225SRoi Dayan static int 38388300f225SRoi Dayan alloc_flow_post_acts(struct mlx5e_tc_flow *flow, struct netlink_ext_ack *extack) 38398300f225SRoi Dayan { 38408300f225SRoi Dayan struct mlx5e_post_act *post_act = get_post_action(flow->priv); 38418300f225SRoi Dayan struct mlx5_flow_attr *attr, *next_attr = NULL; 38428300f225SRoi Dayan struct mlx5e_post_act_handle *handle; 38438300f225SRoi Dayan int err; 38448300f225SRoi Dayan 38458300f225SRoi Dayan /* This is going in reverse order as needed. 38468300f225SRoi Dayan * The first entry is the last attribute. 38478300f225SRoi Dayan */ 38488300f225SRoi Dayan list_for_each_entry(attr, &flow->attrs, list) { 38498300f225SRoi Dayan if (!next_attr) { 38508300f225SRoi Dayan /* Set counter action on last post act rule. */ 38518300f225SRoi Dayan attr->action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; 3852c84fa1abSOz Shlomo } 3853c84fa1abSOz Shlomo 3854c84fa1abSOz Shlomo if (next_attr && !(attr->flags & MLX5_ATTR_FLAG_TERMINATING)) { 38558300f225SRoi Dayan err = mlx5e_tc_act_set_next_post_act(flow, attr, next_attr); 38568300f225SRoi Dayan if (err) 38578300f225SRoi Dayan goto out_free; 38588300f225SRoi Dayan } 38598300f225SRoi Dayan 38608300f225SRoi Dayan /* Don't add post_act rule for first attr (last in the list). 38618300f225SRoi Dayan * It's being handled by the caller. 38628300f225SRoi Dayan */ 38638300f225SRoi Dayan if (list_is_last(&attr->list, &flow->attrs)) 38648300f225SRoi Dayan break; 38658300f225SRoi Dayan 38668300f225SRoi Dayan err = actions_prepare_mod_hdr_actions(flow->priv, flow, attr, extack); 38678300f225SRoi Dayan if (err) 38688300f225SRoi Dayan goto out_free; 38698300f225SRoi Dayan 3870ef78b8d5SRoi Dayan err = post_process_attr(flow, attr, extack); 38718300f225SRoi Dayan if (err) 38728300f225SRoi Dayan goto out_free; 38738300f225SRoi Dayan 38748300f225SRoi Dayan handle = mlx5e_tc_post_act_add(post_act, attr); 38758300f225SRoi Dayan if (IS_ERR(handle)) { 38768300f225SRoi Dayan err = PTR_ERR(handle); 38778300f225SRoi Dayan goto out_free; 38788300f225SRoi Dayan } 38798300f225SRoi Dayan 38808300f225SRoi Dayan attr->post_act_handle = handle; 3881c84fa1abSOz Shlomo 3882c84fa1abSOz Shlomo if (attr->jumping_attr) { 3883c84fa1abSOz Shlomo err = mlx5e_tc_act_set_next_post_act(flow, attr->jumping_attr, attr); 3884c84fa1abSOz Shlomo if (err) 3885c84fa1abSOz Shlomo goto out_free; 3886c84fa1abSOz Shlomo } 3887c84fa1abSOz Shlomo 38888300f225SRoi Dayan next_attr = attr; 38898300f225SRoi Dayan } 38908300f225SRoi Dayan 38918300f225SRoi Dayan if (flow_flag_test(flow, SLOW)) 38928300f225SRoi Dayan goto out; 38938300f225SRoi Dayan 38948300f225SRoi Dayan err = mlx5e_tc_offload_flow_post_acts(flow); 38958300f225SRoi Dayan if (err) 38968300f225SRoi Dayan goto out_free; 38978300f225SRoi Dayan 38988300f225SRoi Dayan out: 38998300f225SRoi Dayan return 0; 39008300f225SRoi Dayan 39018300f225SRoi Dayan out_free: 39028300f225SRoi Dayan free_flow_post_acts(flow); 39038300f225SRoi Dayan return err; 39048300f225SRoi Dayan } 39058300f225SRoi Dayan 39068300f225SRoi Dayan static int 3907f86488cbSOz Shlomo alloc_branch_attr(struct mlx5e_tc_flow *flow, 3908f86488cbSOz Shlomo struct mlx5e_tc_act_branch_ctrl *cond, 3909f86488cbSOz Shlomo struct mlx5_flow_attr **cond_attr, 3910f86488cbSOz Shlomo u32 *jump_count, 3911f86488cbSOz Shlomo struct netlink_ext_ack *extack) 3912f86488cbSOz Shlomo { 3913f86488cbSOz Shlomo struct mlx5_flow_attr *attr; 3914f86488cbSOz Shlomo int err = 0; 3915f86488cbSOz Shlomo 3916f86488cbSOz Shlomo *cond_attr = mlx5e_clone_flow_attr_for_post_act(flow->attr, 3917f86488cbSOz Shlomo mlx5e_get_flow_namespace(flow)); 3918f86488cbSOz Shlomo if (!(*cond_attr)) 3919f86488cbSOz Shlomo return -ENOMEM; 3920f86488cbSOz Shlomo 3921f86488cbSOz Shlomo attr = *cond_attr; 3922f86488cbSOz Shlomo 3923f86488cbSOz Shlomo switch (cond->act_id) { 3924f86488cbSOz Shlomo case FLOW_ACTION_DROP: 3925f86488cbSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_DROP; 3926f86488cbSOz Shlomo break; 3927f86488cbSOz Shlomo case FLOW_ACTION_ACCEPT: 3928f86488cbSOz Shlomo case FLOW_ACTION_PIPE: 3929f86488cbSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 3930f86488cbSOz Shlomo attr->dest_ft = mlx5e_tc_post_act_get_ft(get_post_action(flow->priv)); 3931f86488cbSOz Shlomo break; 3932f86488cbSOz Shlomo case FLOW_ACTION_JUMP: 3933f86488cbSOz Shlomo if (*jump_count) { 3934f86488cbSOz Shlomo NL_SET_ERR_MSG_MOD(extack, "Cannot offload flows with nested jumps"); 3935f86488cbSOz Shlomo err = -EOPNOTSUPP; 3936f86488cbSOz Shlomo goto out_err; 3937f86488cbSOz Shlomo } 3938f86488cbSOz Shlomo *jump_count = cond->extval; 3939f86488cbSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 3940f86488cbSOz Shlomo attr->dest_ft = mlx5e_tc_post_act_get_ft(get_post_action(flow->priv)); 3941f86488cbSOz Shlomo break; 3942f86488cbSOz Shlomo default: 3943f86488cbSOz Shlomo err = -EOPNOTSUPP; 3944f86488cbSOz Shlomo goto out_err; 3945f86488cbSOz Shlomo } 3946f86488cbSOz Shlomo 3947f86488cbSOz Shlomo return err; 3948f86488cbSOz Shlomo out_err: 3949f86488cbSOz Shlomo kfree(*cond_attr); 3950f86488cbSOz Shlomo *cond_attr = NULL; 3951f86488cbSOz Shlomo return err; 3952f86488cbSOz Shlomo } 3953f86488cbSOz Shlomo 3954c84fa1abSOz Shlomo static void 3955c84fa1abSOz Shlomo dec_jump_count(struct flow_action_entry *act, struct mlx5e_tc_act *tc_act, 3956c84fa1abSOz Shlomo struct mlx5_flow_attr *attr, struct mlx5e_priv *priv, 3957c84fa1abSOz Shlomo struct mlx5e_tc_jump_state *jump_state) 3958c84fa1abSOz Shlomo { 3959c84fa1abSOz Shlomo if (!jump_state->jump_count) 3960c84fa1abSOz Shlomo return; 3961c84fa1abSOz Shlomo 3962c84fa1abSOz Shlomo /* Single tc action can instantiate multiple offload actions (e.g. pedit) 3963c84fa1abSOz Shlomo * Jump only over a tc action 3964c84fa1abSOz Shlomo */ 3965c84fa1abSOz Shlomo if (act->id == jump_state->last_id && act->hw_index == jump_state->last_index) 3966c84fa1abSOz Shlomo return; 3967c84fa1abSOz Shlomo 3968c84fa1abSOz Shlomo jump_state->last_id = act->id; 3969c84fa1abSOz Shlomo jump_state->last_index = act->hw_index; 3970c84fa1abSOz Shlomo 3971c84fa1abSOz Shlomo /* nothing to do for intermediate actions */ 3972c84fa1abSOz Shlomo if (--jump_state->jump_count > 1) 3973c84fa1abSOz Shlomo return; 3974c84fa1abSOz Shlomo 3975c84fa1abSOz Shlomo if (jump_state->jump_count == 1) { /* last action in the jump action list */ 3976c84fa1abSOz Shlomo 3977c84fa1abSOz Shlomo /* create a new attribute after this action */ 3978c84fa1abSOz Shlomo jump_state->jump_target = true; 3979c84fa1abSOz Shlomo 3980c84fa1abSOz Shlomo if (tc_act->is_terminating_action) { /* the branch ends here */ 3981c84fa1abSOz Shlomo attr->flags |= MLX5_ATTR_FLAG_TERMINATING; 3982c84fa1abSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; 3983c84fa1abSOz Shlomo } else { /* the branch continues executing the rest of the actions */ 3984c84fa1abSOz Shlomo struct mlx5e_post_act *post_act; 3985c84fa1abSOz Shlomo 3986c84fa1abSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; 3987c84fa1abSOz Shlomo post_act = get_post_action(priv); 3988c84fa1abSOz Shlomo attr->dest_ft = mlx5e_tc_post_act_get_ft(post_act); 3989c84fa1abSOz Shlomo } 3990c84fa1abSOz Shlomo } else if (jump_state->jump_count == 0) { /* first attr after the jump action list */ 3991c84fa1abSOz Shlomo /* This is the post action for the jumping attribute (either red or green) 3992c84fa1abSOz Shlomo * Use the stored jumping_attr to set the post act id on the jumping attribute 3993c84fa1abSOz Shlomo */ 3994c84fa1abSOz Shlomo attr->jumping_attr = jump_state->jumping_attr; 3995c84fa1abSOz Shlomo } 3996c84fa1abSOz Shlomo } 3997c84fa1abSOz Shlomo 3998f86488cbSOz Shlomo static int 3999f86488cbSOz Shlomo parse_branch_ctrl(struct flow_action_entry *act, struct mlx5e_tc_act *tc_act, 4000f86488cbSOz Shlomo struct mlx5e_tc_flow *flow, struct mlx5_flow_attr *attr, 4001c84fa1abSOz Shlomo struct mlx5e_tc_jump_state *jump_state, 4002f86488cbSOz Shlomo struct netlink_ext_ack *extack) 4003f86488cbSOz Shlomo { 4004f86488cbSOz Shlomo struct mlx5e_tc_act_branch_ctrl cond_true, cond_false; 4005c84fa1abSOz Shlomo u32 jump_count = jump_state->jump_count; 4006f86488cbSOz Shlomo int err; 4007f86488cbSOz Shlomo 4008f86488cbSOz Shlomo if (!tc_act->get_branch_ctrl) 4009f86488cbSOz Shlomo return 0; 4010f86488cbSOz Shlomo 4011f86488cbSOz Shlomo tc_act->get_branch_ctrl(act, &cond_true, &cond_false); 4012f86488cbSOz Shlomo 4013f86488cbSOz Shlomo err = alloc_branch_attr(flow, &cond_true, 4014f86488cbSOz Shlomo &attr->branch_true, &jump_count, extack); 4015f86488cbSOz Shlomo if (err) 4016f86488cbSOz Shlomo goto out_err; 4017f86488cbSOz Shlomo 4018c84fa1abSOz Shlomo if (jump_count) 4019c84fa1abSOz Shlomo jump_state->jumping_attr = attr->branch_true; 4020c84fa1abSOz Shlomo 4021f86488cbSOz Shlomo err = alloc_branch_attr(flow, &cond_false, 4022f86488cbSOz Shlomo &attr->branch_false, &jump_count, extack); 4023f86488cbSOz Shlomo if (err) 4024f86488cbSOz Shlomo goto err_branch_false; 4025f86488cbSOz Shlomo 4026c84fa1abSOz Shlomo if (jump_count && !jump_state->jumping_attr) 4027c84fa1abSOz Shlomo jump_state->jumping_attr = attr->branch_false; 4028c84fa1abSOz Shlomo 4029c84fa1abSOz Shlomo jump_state->jump_count = jump_count; 4030e9d1061dSOz Shlomo 4031e9d1061dSOz Shlomo /* branching action requires its own counter */ 4032e9d1061dSOz Shlomo attr->action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; 40332b68d659SOz Shlomo flow_flag_set(flow, USE_ACT_STATS); 4034e9d1061dSOz Shlomo 4035f86488cbSOz Shlomo return 0; 4036f86488cbSOz Shlomo 4037f86488cbSOz Shlomo err_branch_false: 4038f86488cbSOz Shlomo free_branch_attr(flow, attr->branch_true); 4039f86488cbSOz Shlomo out_err: 4040f86488cbSOz Shlomo return err; 4041f86488cbSOz Shlomo } 4042f86488cbSOz Shlomo 4043f86488cbSOz Shlomo static int 40448300f225SRoi Dayan parse_tc_actions(struct mlx5e_tc_act_parse_state *parse_state, 40458300f225SRoi Dayan struct flow_action *flow_action) 40468300f225SRoi Dayan { 40478300f225SRoi Dayan struct netlink_ext_ack *extack = parse_state->extack; 40488300f225SRoi Dayan struct mlx5e_tc_flow_action flow_action_reorder; 40498300f225SRoi Dayan struct mlx5e_tc_flow *flow = parse_state->flow; 4050c84fa1abSOz Shlomo struct mlx5e_tc_jump_state jump_state = {}; 40518300f225SRoi Dayan struct mlx5_flow_attr *attr = flow->attr; 40528300f225SRoi Dayan enum mlx5_flow_namespace_type ns_type; 40538300f225SRoi Dayan struct mlx5e_priv *priv = flow->priv; 40548300f225SRoi Dayan struct flow_action_entry *act, **_act; 40558300f225SRoi Dayan struct mlx5e_tc_act *tc_act; 40568300f225SRoi Dayan int err, i; 40578300f225SRoi Dayan 40588300f225SRoi Dayan flow_action_reorder.num_entries = flow_action->num_entries; 40598300f225SRoi Dayan flow_action_reorder.entries = kcalloc(flow_action->num_entries, 40608300f225SRoi Dayan sizeof(flow_action), GFP_KERNEL); 40618300f225SRoi Dayan if (!flow_action_reorder.entries) 40628300f225SRoi Dayan return -ENOMEM; 40638300f225SRoi Dayan 40648300f225SRoi Dayan mlx5e_tc_act_reorder_flow_actions(flow_action, &flow_action_reorder); 40658300f225SRoi Dayan 40668300f225SRoi Dayan ns_type = mlx5e_get_flow_namespace(flow); 40678300f225SRoi Dayan list_add(&attr->list, &flow->attrs); 40688300f225SRoi Dayan 40698300f225SRoi Dayan flow_action_for_each(i, _act, &flow_action_reorder) { 4070c84fa1abSOz Shlomo jump_state.jump_target = false; 40718300f225SRoi Dayan act = *_act; 40728300f225SRoi Dayan tc_act = mlx5e_tc_act_get(act->id, ns_type); 40738300f225SRoi Dayan if (!tc_act) { 40748300f225SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "Not implemented offload action"); 40758300f225SRoi Dayan err = -EOPNOTSUPP; 40768300f225SRoi Dayan goto out_free; 40778300f225SRoi Dayan } 40788300f225SRoi Dayan 40790840c9f7SPaul Blakey if (tc_act->can_offload && !tc_act->can_offload(parse_state, act, i, attr)) { 40808300f225SRoi Dayan err = -EOPNOTSUPP; 40818300f225SRoi Dayan goto out_free; 40828300f225SRoi Dayan } 40838300f225SRoi Dayan 40848300f225SRoi Dayan err = tc_act->parse_action(parse_state, act, priv, attr); 40858300f225SRoi Dayan if (err) 40868300f225SRoi Dayan goto out_free; 40878300f225SRoi Dayan 4088c84fa1abSOz Shlomo dec_jump_count(act, tc_act, attr, priv, &jump_state); 4089c84fa1abSOz Shlomo 4090c84fa1abSOz Shlomo err = parse_branch_ctrl(act, tc_act, flow, attr, &jump_state, extack); 4091f86488cbSOz Shlomo if (err) 4092f86488cbSOz Shlomo goto out_free; 4093f86488cbSOz Shlomo 40948300f225SRoi Dayan parse_state->actions |= attr->action; 4095cca7eac1SOz Shlomo if (!tc_act->stats_action) 4096db4b4902SPaul Blakey attr->tc_act_cookies[attr->tc_act_cookies_count++] = act->cookie; 40978300f225SRoi Dayan 40988300f225SRoi Dayan /* Split attr for multi table act if not the last act. */ 4099c84fa1abSOz Shlomo if (jump_state.jump_target || 4100c84fa1abSOz Shlomo (tc_act->is_multi_table_act && 41018300f225SRoi Dayan tc_act->is_multi_table_act(priv, act, attr) && 4102c84fa1abSOz Shlomo i < flow_action_reorder.num_entries - 1)) { 41038300f225SRoi Dayan err = mlx5e_tc_act_post_parse(parse_state, flow_action, attr, ns_type); 41048300f225SRoi Dayan if (err) 41058300f225SRoi Dayan goto out_free; 41068300f225SRoi Dayan 41078300f225SRoi Dayan attr = mlx5e_clone_flow_attr_for_post_act(flow->attr, ns_type); 41088300f225SRoi Dayan if (!attr) { 41098300f225SRoi Dayan err = -ENOMEM; 41108300f225SRoi Dayan goto out_free; 41118300f225SRoi Dayan } 41128300f225SRoi Dayan 41138300f225SRoi Dayan list_add(&attr->list, &flow->attrs); 41148300f225SRoi Dayan } 41158300f225SRoi Dayan } 41168300f225SRoi Dayan 41178300f225SRoi Dayan kfree(flow_action_reorder.entries); 41188300f225SRoi Dayan 41198300f225SRoi Dayan err = mlx5e_tc_act_post_parse(parse_state, flow_action, attr, ns_type); 41208300f225SRoi Dayan if (err) 41218300f225SRoi Dayan goto out_free_post_acts; 41228300f225SRoi Dayan 41238300f225SRoi Dayan err = alloc_flow_post_acts(flow, extack); 41248300f225SRoi Dayan if (err) 41258300f225SRoi Dayan goto out_free_post_acts; 41268300f225SRoi Dayan 41278300f225SRoi Dayan return 0; 41288300f225SRoi Dayan 41298300f225SRoi Dayan out_free: 41308300f225SRoi Dayan kfree(flow_action_reorder.entries); 41318300f225SRoi Dayan out_free_post_acts: 41328300f225SRoi Dayan free_flow_post_acts(flow); 41338300f225SRoi Dayan 41348300f225SRoi Dayan return err; 41358300f225SRoi Dayan } 41368300f225SRoi Dayan 4137d9581e2fSRoi Dayan static int 4138df990477SRoi Dayan flow_action_supported(struct flow_action *flow_action, 4139df990477SRoi Dayan struct netlink_ext_ack *extack) 4140df990477SRoi Dayan { 4141df990477SRoi Dayan if (!flow_action_has_entries(flow_action)) { 4142df990477SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "Flow action doesn't have any entries"); 4143df990477SRoi Dayan return -EINVAL; 4144df990477SRoi Dayan } 4145df990477SRoi Dayan 4146df990477SRoi Dayan if (!flow_action_hw_stats_check(flow_action, extack, 4147df990477SRoi Dayan FLOW_ACTION_HW_STATS_DELAYED_BIT)) { 4148df990477SRoi Dayan NL_SET_ERR_MSG_MOD(extack, "Flow action HW stats type is not supported"); 4149df990477SRoi Dayan return -EOPNOTSUPP; 4150df990477SRoi Dayan } 4151df990477SRoi Dayan 4152df990477SRoi Dayan return 0; 4153df990477SRoi Dayan } 4154df990477SRoi Dayan 4155df990477SRoi Dayan static int 4156d9581e2fSRoi Dayan parse_tc_nic_actions(struct mlx5e_priv *priv, 415773867881SPablo Neira Ayuso struct flow_action *flow_action, 4158e98bedf5SEli Britstein struct mlx5e_tc_flow *flow, 4159e98bedf5SEli Britstein struct netlink_ext_ack *extack) 4160e3a2b7edSAmir Vadai { 4161fad54790SRoi Dayan struct mlx5e_tc_act_parse_state *parse_state; 4162c6cfe113SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 4163c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 41648333d53eSRoi Dayan int err; 4165e3a2b7edSAmir Vadai 4166df990477SRoi Dayan err = flow_action_supported(flow_action, extack); 4167df990477SRoi Dayan if (err) 4168df990477SRoi Dayan return err; 4169319a1d19SJiri Pirko 4170fad54790SRoi Dayan attr->nic_attr->flow_tag = MLX5_FS_DEFAULT_FLOW_TAG; 4171c6cfe113SRoi Dayan parse_attr = attr->parse_attr; 4172fad54790SRoi Dayan parse_state = &parse_attr->parse_state; 4173fad54790SRoi Dayan mlx5e_tc_act_init_parse_state(parse_state, flow, flow_action, extack); 4174758bc134SRoi Dayan parse_state->ct_priv = get_ct_priv(priv); 4175e3a2b7edSAmir Vadai 41768333d53eSRoi Dayan err = parse_tc_actions(parse_state, flow_action); 4177fad54790SRoi Dayan if (err) 4178fad54790SRoi Dayan return err; 4179e3a2b7edSAmir Vadai 418009bf9792SRoi Dayan err = actions_prepare_mod_hdr_actions(priv, flow, attr, extack); 4181d9581e2fSRoi Dayan if (err) 4182d9581e2fSRoi Dayan return err; 4183d9581e2fSRoi Dayan 418464426382SOz Shlomo err = verify_attr_actions(attr->action, extack); 418564426382SOz Shlomo if (err) 418664426382SOz Shlomo return err; 418764426382SOz Shlomo 41880610f8dcSRoi Dayan if (!actions_match_supported(priv, flow_action, parse_state->actions, 41890610f8dcSRoi Dayan parse_attr, flow, extack)) 4190bdd66ac0SOr Gerlitz return -EOPNOTSUPP; 4191bdd66ac0SOr Gerlitz 4192e3a2b7edSAmir Vadai return 0; 4193e3a2b7edSAmir Vadai } 4194e3a2b7edSAmir Vadai 419532134847SMaor Dickman static bool is_merged_eswitch_vfs(struct mlx5e_priv *priv, 4196b1d90e6bSRabie Loulou struct net_device *peer_netdev) 4197b1d90e6bSRabie Loulou { 4198b1d90e6bSRabie Loulou struct mlx5e_priv *peer_priv; 4199b1d90e6bSRabie Loulou 4200b1d90e6bSRabie Loulou peer_priv = netdev_priv(peer_netdev); 4201b1d90e6bSRabie Loulou 4202b1d90e6bSRabie Loulou return (MLX5_CAP_ESW(priv->mdev, merged_eswitch) && 420332134847SMaor Dickman mlx5e_eswitch_vf_rep(priv->netdev) && 420432134847SMaor Dickman mlx5e_eswitch_vf_rep(peer_netdev) && 4205ab3f3d5eSRoi Dayan mlx5e_same_hw_devs(priv, peer_priv)); 4206d34eb2fcSOr Gerlitz } 4207d34eb2fcSOr Gerlitz 420832134847SMaor Dickman static bool same_hw_reps(struct mlx5e_priv *priv, 420932134847SMaor Dickman struct net_device *peer_netdev) 421032134847SMaor Dickman { 421132134847SMaor Dickman struct mlx5e_priv *peer_priv; 421232134847SMaor Dickman 421332134847SMaor Dickman peer_priv = netdev_priv(peer_netdev); 421432134847SMaor Dickman 421532134847SMaor Dickman return mlx5e_eswitch_rep(priv->netdev) && 421632134847SMaor Dickman mlx5e_eswitch_rep(peer_netdev) && 4217ab3f3d5eSRoi Dayan mlx5e_same_hw_devs(priv, peer_priv); 421832134847SMaor Dickman } 421932134847SMaor Dickman 422032134847SMaor Dickman static bool is_lag_dev(struct mlx5e_priv *priv, 422132134847SMaor Dickman struct net_device *peer_netdev) 422232134847SMaor Dickman { 422332134847SMaor Dickman return ((mlx5_lag_is_sriov(priv->mdev) || 422432134847SMaor Dickman mlx5_lag_is_multipath(priv->mdev)) && 422532134847SMaor Dickman same_hw_reps(priv, peer_netdev)); 422632134847SMaor Dickman } 422732134847SMaor Dickman 422894db3317SEli Cohen static bool is_multiport_eligible(struct mlx5e_priv *priv, struct net_device *out_dev) 422994db3317SEli Cohen { 42308ce81fc0SRoi Dayan return same_hw_reps(priv, out_dev) && mlx5_lag_is_mpesw(priv->mdev); 423194db3317SEli Cohen } 423294db3317SEli Cohen 4233f6dc1264SPaul Blakey bool mlx5e_is_valid_eswitch_fwd_dev(struct mlx5e_priv *priv, 4234f6dc1264SPaul Blakey struct net_device *out_dev) 4235f6dc1264SPaul Blakey { 423632134847SMaor Dickman if (is_merged_eswitch_vfs(priv, out_dev)) 423732134847SMaor Dickman return true; 423832134847SMaor Dickman 423994db3317SEli Cohen if (is_multiport_eligible(priv, out_dev)) 424094db3317SEli Cohen return true; 424194db3317SEli Cohen 424232134847SMaor Dickman if (is_lag_dev(priv, out_dev)) 4243f6dc1264SPaul Blakey return true; 4244f6dc1264SPaul Blakey 4245f6dc1264SPaul Blakey return mlx5e_eswitch_rep(out_dev) && 424632134847SMaor Dickman same_port_devs(priv, netdev_priv(out_dev)); 4247f6dc1264SPaul Blakey } 4248f6dc1264SPaul Blakey 424927484f71SAriel Levkovich int mlx5e_set_fwd_to_int_port_actions(struct mlx5e_priv *priv, 425027484f71SAriel Levkovich struct mlx5_flow_attr *attr, 425127484f71SAriel Levkovich int ifindex, 425227484f71SAriel Levkovich enum mlx5e_tc_int_port_type type, 425327484f71SAriel Levkovich u32 *action, 425427484f71SAriel Levkovich int out_index) 425527484f71SAriel Levkovich { 425627484f71SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr = attr->esw_attr; 425727484f71SAriel Levkovich struct mlx5e_tc_int_port_priv *int_port_priv; 425827484f71SAriel Levkovich struct mlx5e_tc_flow_parse_attr *parse_attr; 425927484f71SAriel Levkovich struct mlx5e_tc_int_port *dest_int_port; 426027484f71SAriel Levkovich int err; 426127484f71SAriel Levkovich 426227484f71SAriel Levkovich parse_attr = attr->parse_attr; 426327484f71SAriel Levkovich int_port_priv = mlx5e_get_int_port_priv(priv); 426427484f71SAriel Levkovich 426527484f71SAriel Levkovich dest_int_port = mlx5e_tc_int_port_get(int_port_priv, ifindex, type); 426627484f71SAriel Levkovich if (IS_ERR(dest_int_port)) 426727484f71SAriel Levkovich return PTR_ERR(dest_int_port); 426827484f71SAriel Levkovich 426927484f71SAriel Levkovich err = mlx5e_tc_match_to_reg_set(priv->mdev, &parse_attr->mod_hdr_acts, 427027484f71SAriel Levkovich MLX5_FLOW_NAMESPACE_FDB, VPORT_TO_REG, 427127484f71SAriel Levkovich mlx5e_tc_int_port_get_metadata(dest_int_port)); 427227484f71SAriel Levkovich if (err) { 427327484f71SAriel Levkovich mlx5e_tc_int_port_put(int_port_priv, dest_int_port); 427427484f71SAriel Levkovich return err; 427527484f71SAriel Levkovich } 427627484f71SAriel Levkovich 427727484f71SAriel Levkovich *action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR; 427827484f71SAriel Levkovich 427927484f71SAriel Levkovich esw_attr->dest_int_port = dest_int_port; 428027484f71SAriel Levkovich esw_attr->dests[out_index].flags |= MLX5_ESW_DEST_CHAIN_WITH_SRC_PORT_CHANGE; 428128d3815aSMaor Dickman esw_attr->split_count = out_index; 428227484f71SAriel Levkovich 428327484f71SAriel Levkovich /* Forward to root fdb for matching against the new source vport */ 428427484f71SAriel Levkovich attr->dest_chain = 0; 428527484f71SAriel Levkovich 428627484f71SAriel Levkovich return 0; 428727484f71SAriel Levkovich } 428827484f71SAriel Levkovich 42898333d53eSRoi Dayan static int 42908333d53eSRoi Dayan parse_tc_fdb_actions(struct mlx5e_priv *priv, 429173867881SPablo Neira Ayuso struct flow_action *flow_action, 4292e98bedf5SEli Britstein struct mlx5e_tc_flow *flow, 429370f8019eSRoi Dayan struct netlink_ext_ack *extack) 4294a54e20b4SHadar Hen Zion { 4295fad54790SRoi Dayan struct mlx5e_tc_act_parse_state *parse_state; 4296c620b772SAriel Levkovich struct mlx5e_tc_flow_parse_attr *parse_attr; 4297c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 4298c620b772SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr; 4299f382a241SAriel Levkovich struct net_device *filter_dev; 43008333d53eSRoi Dayan int err; 430103a9d11eSOr Gerlitz 4302df990477SRoi Dayan err = flow_action_supported(flow_action, extack); 4303df990477SRoi Dayan if (err) 4304df990477SRoi Dayan return err; 4305319a1d19SJiri Pirko 4306c620b772SAriel Levkovich esw_attr = attr->esw_attr; 4307c620b772SAriel Levkovich parse_attr = attr->parse_attr; 4308f382a241SAriel Levkovich filter_dev = parse_attr->filter_dev; 4309fad54790SRoi Dayan parse_state = &parse_attr->parse_state; 4310fad54790SRoi Dayan mlx5e_tc_act_init_parse_state(parse_state, flow, flow_action, extack); 4311758bc134SRoi Dayan parse_state->ct_priv = get_ct_priv(priv); 4312c620b772SAriel Levkovich 43138333d53eSRoi Dayan err = parse_tc_actions(parse_state, flow_action); 4314fad54790SRoi Dayan if (err) 4315fad54790SRoi Dayan return err; 4316bdd66ac0SOr Gerlitz 4317166f431eSAriel Levkovich /* Forward to/from internal port can only have 1 dest */ 4318f382a241SAriel Levkovich if ((netif_is_ovs_master(filter_dev) || esw_attr->dest_int_port) && 4319166f431eSAriel Levkovich esw_attr->out_count > 1) { 432027484f71SAriel Levkovich NL_SET_ERR_MSG_MOD(extack, 4321166f431eSAriel Levkovich "Rules with internal port can have only one destination"); 432227484f71SAriel Levkovich return -EOPNOTSUPP; 432327484f71SAriel Levkovich } 432427484f71SAriel Levkovich 4325f382a241SAriel Levkovich /* Forward from tunnel/internal port to internal port is not supported */ 4326f382a241SAriel Levkovich if ((mlx5e_get_tc_tun(filter_dev) || netif_is_ovs_master(filter_dev)) && 4327f382a241SAriel Levkovich esw_attr->dest_int_port) { 4328f382a241SAriel Levkovich NL_SET_ERR_MSG_MOD(extack, 4329f382a241SAriel Levkovich "Forwarding from tunnel/internal port to internal port is not supported"); 4330f382a241SAriel Levkovich return -EOPNOTSUPP; 4331f382a241SAriel Levkovich } 4332f382a241SAriel Levkovich 433309bf9792SRoi Dayan err = actions_prepare_mod_hdr_actions(priv, flow, attr, extack); 4334c500c86bSPablo Neira Ayuso if (err) 4335c500c86bSPablo Neira Ayuso return err; 4336c500c86bSPablo Neira Ayuso 43370610f8dcSRoi Dayan if (!actions_match_supported(priv, flow_action, parse_state->actions, 43380610f8dcSRoi Dayan parse_attr, flow, extack)) 4339bdd66ac0SOr Gerlitz return -EOPNOTSUPP; 4340bdd66ac0SOr Gerlitz 434131c8eba5SOr Gerlitz return 0; 434203a9d11eSOr Gerlitz } 434303a9d11eSOr Gerlitz 4344226f2ca3SVlad Buslov static void get_flags(int flags, unsigned long *flow_flags) 434560bd4af8SOr Gerlitz { 4346226f2ca3SVlad Buslov unsigned long __flow_flags = 0; 434760bd4af8SOr Gerlitz 4348226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(INGRESS)) 4349226f2ca3SVlad Buslov __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_INGRESS); 4350226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(EGRESS)) 4351226f2ca3SVlad Buslov __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_EGRESS); 435260bd4af8SOr Gerlitz 4353226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(ESW_OFFLOAD)) 4354226f2ca3SVlad Buslov __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_ESWITCH); 4355226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(NIC_OFFLOAD)) 4356226f2ca3SVlad Buslov __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_NIC); 435784179981SPaul Blakey if (flags & MLX5_TC_FLAG(FT_OFFLOAD)) 435884179981SPaul Blakey __flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_FT); 4359d9ee0491SOr Gerlitz 436060bd4af8SOr Gerlitz *flow_flags = __flow_flags; 436160bd4af8SOr Gerlitz } 436260bd4af8SOr Gerlitz 436305866c82SOr Gerlitz static const struct rhashtable_params tc_ht_params = { 436405866c82SOr Gerlitz .head_offset = offsetof(struct mlx5e_tc_flow, node), 436505866c82SOr Gerlitz .key_offset = offsetof(struct mlx5e_tc_flow, cookie), 436605866c82SOr Gerlitz .key_len = sizeof(((struct mlx5e_tc_flow *)0)->cookie), 436705866c82SOr Gerlitz .automatic_shrinking = true, 436805866c82SOr Gerlitz }; 436905866c82SOr Gerlitz 4370226f2ca3SVlad Buslov static struct rhashtable *get_tc_ht(struct mlx5e_priv *priv, 4371226f2ca3SVlad Buslov unsigned long flags) 437205866c82SOr Gerlitz { 4373f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 4374d1a3138fSPaul Blakey struct mlx5e_rep_priv *rpriv; 4375655dc3d2SOr Gerlitz 4376226f2ca3SVlad Buslov if (flags & MLX5_TC_FLAG(ESW_OFFLOAD)) { 4377d1a3138fSPaul Blakey rpriv = priv->ppriv; 4378d1a3138fSPaul Blakey return &rpriv->tc_ht; 4379d9ee0491SOr Gerlitz } else /* NIC offload */ 4380f52f2faeSLama Kayal return &tc->ht; 438105866c82SOr Gerlitz } 438205866c82SOr Gerlitz 438304de7ddaSRoi Dayan static bool is_peer_flow_needed(struct mlx5e_tc_flow *flow) 438404de7ddaSRoi Dayan { 4385c620b772SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr = flow->attr->esw_attr; 4386c620b772SAriel Levkovich struct mlx5_flow_attr *attr = flow->attr; 4387c620b772SAriel Levkovich bool is_rep_ingress = esw_attr->in_rep->vport != MLX5_VPORT_UPLINK && 4388226f2ca3SVlad Buslov flow_flag_test(flow, INGRESS); 43891418ddd9SAviv Heller bool act_is_encap = !!(attr->action & 43901418ddd9SAviv Heller MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT); 4391c620b772SAriel Levkovich bool esw_paired = mlx5_devcom_is_paired(esw_attr->in_mdev->priv.devcom, 43921418ddd9SAviv Heller MLX5_DEVCOM_ESW_OFFLOADS); 43931418ddd9SAviv Heller 439410fbb1cdSRoi Dayan if (!esw_paired) 439510fbb1cdSRoi Dayan return false; 439610fbb1cdSRoi Dayan 4397c620b772SAriel Levkovich if ((mlx5_lag_is_sriov(esw_attr->in_mdev) || 4398c620b772SAriel Levkovich mlx5_lag_is_multipath(esw_attr->in_mdev)) && 439910fbb1cdSRoi Dayan (is_rep_ingress || act_is_encap)) 440010fbb1cdSRoi Dayan return true; 440110fbb1cdSRoi Dayan 44028ce81fc0SRoi Dayan if (mlx5_lag_is_mpesw(esw_attr->in_mdev)) 44038ce81fc0SRoi Dayan return true; 44048ce81fc0SRoi Dayan 440510fbb1cdSRoi Dayan return false; 440604de7ddaSRoi Dayan } 440704de7ddaSRoi Dayan 4408c620b772SAriel Levkovich struct mlx5_flow_attr * 4409c620b772SAriel Levkovich mlx5_alloc_flow_attr(enum mlx5_flow_namespace_type type) 4410c620b772SAriel Levkovich { 4411c620b772SAriel Levkovich u32 ex_attr_size = (type == MLX5_FLOW_NAMESPACE_FDB) ? 4412c620b772SAriel Levkovich sizeof(struct mlx5_esw_flow_attr) : 4413c620b772SAriel Levkovich sizeof(struct mlx5_nic_flow_attr); 4414c620b772SAriel Levkovich struct mlx5_flow_attr *attr; 4415c620b772SAriel Levkovich 44168300f225SRoi Dayan attr = kzalloc(sizeof(*attr) + ex_attr_size, GFP_KERNEL); 44178300f225SRoi Dayan if (!attr) 44188300f225SRoi Dayan return attr; 44198300f225SRoi Dayan 44208300f225SRoi Dayan INIT_LIST_HEAD(&attr->list); 44218300f225SRoi Dayan return attr; 4422c620b772SAriel Levkovich } 4423c620b772SAriel Levkovich 4424f86488cbSOz Shlomo static void 4425*a830ec48SPaul Blakey mlx5_free_flow_attr_actions(struct mlx5e_tc_flow *flow, struct mlx5_flow_attr *attr) 4426f86488cbSOz Shlomo { 4427f86488cbSOz Shlomo struct mlx5_core_dev *counter_dev = get_flow_counter_dev(flow); 4428f86488cbSOz Shlomo 4429f86488cbSOz Shlomo if (!attr) 4430f86488cbSOz Shlomo return; 4431f86488cbSOz Shlomo 4432f86488cbSOz Shlomo if (attr->post_act_handle) 4433f86488cbSOz Shlomo mlx5e_tc_post_act_del(get_post_action(flow->priv), attr->post_act_handle); 4434f86488cbSOz Shlomo 44357195d9a0SPaul Blakey clean_encap_dests(flow->priv, flow, attr); 4436f86488cbSOz Shlomo 4437f86488cbSOz Shlomo if (attr->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) 4438f86488cbSOz Shlomo mlx5_fc_destroy(counter_dev, attr->counter); 4439f86488cbSOz Shlomo 4440f86488cbSOz Shlomo if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) { 4441f86488cbSOz Shlomo mlx5e_mod_hdr_dealloc(&attr->parse_attr->mod_hdr_acts); 4442ef78b8d5SRoi Dayan mlx5e_tc_detach_mod_hdr(flow->priv, flow, attr); 4443f86488cbSOz Shlomo } 4444*a830ec48SPaul Blakey 4445*a830ec48SPaul Blakey free_branch_attr(flow, attr->branch_true); 4446*a830ec48SPaul Blakey free_branch_attr(flow, attr->branch_false); 4447f86488cbSOz Shlomo } 4448f86488cbSOz Shlomo 4449a88780a9SRoi Dayan static int 4450a88780a9SRoi Dayan mlx5e_alloc_flow(struct mlx5e_priv *priv, int attr_size, 4451226f2ca3SVlad Buslov struct flow_cls_offload *f, unsigned long flow_flags, 4452a88780a9SRoi Dayan struct mlx5e_tc_flow_parse_attr **__parse_attr, 4453a88780a9SRoi Dayan struct mlx5e_tc_flow **__flow) 4454e3a2b7edSAmir Vadai { 445517091853SOr Gerlitz struct mlx5e_tc_flow_parse_attr *parse_attr; 4456c620b772SAriel Levkovich struct mlx5_flow_attr *attr; 44573bc4b7bfSOr Gerlitz struct mlx5e_tc_flow *flow; 4458ff7ea04aSGustavo A. R. Silva int err = -ENOMEM; 4459ff7ea04aSGustavo A. R. Silva int out_index; 4460776b12b6SOr Gerlitz 4461c620b772SAriel Levkovich flow = kzalloc(sizeof(*flow), GFP_KERNEL); 44621b9a07eeSLeon Romanovsky parse_attr = kvzalloc(sizeof(*parse_attr), GFP_KERNEL); 4463ff7ea04aSGustavo A. R. Silva if (!parse_attr || !flow) 4464ff7ea04aSGustavo A. R. Silva goto err_free; 4465c620b772SAriel Levkovich 4466c620b772SAriel Levkovich flow->flags = flow_flags; 4467c620b772SAriel Levkovich flow->cookie = f->cookie; 4468c620b772SAriel Levkovich flow->priv = priv; 4469c620b772SAriel Levkovich 4470e36db1eeSRoi Dayan attr = mlx5_alloc_flow_attr(mlx5e_get_flow_namespace(flow)); 4471ff7ea04aSGustavo A. R. Silva if (!attr) 4472e3a2b7edSAmir Vadai goto err_free; 4473ff7ea04aSGustavo A. R. Silva 4474c620b772SAriel Levkovich flow->attr = attr; 4475e3a2b7edSAmir Vadai 44765a7e5bcbSVlad Buslov for (out_index = 0; out_index < MLX5_MAX_FLOW_FWD_VPORTS; out_index++) 44775a7e5bcbSVlad Buslov INIT_LIST_HEAD(&flow->encaps[out_index].list); 44785a7e5bcbSVlad Buslov INIT_LIST_HEAD(&flow->hairpin); 447914e6b038SEli Cohen INIT_LIST_HEAD(&flow->l3_to_l2_reformat); 44808300f225SRoi Dayan INIT_LIST_HEAD(&flow->attrs); 44815a7e5bcbSVlad Buslov refcount_set(&flow->refcnt, 1); 448295435ad7SVlad Buslov init_completion(&flow->init_done); 4483362980eaSVlad Buslov init_completion(&flow->del_hw_done); 4484e3a2b7edSAmir Vadai 4485a88780a9SRoi Dayan *__flow = flow; 4486a88780a9SRoi Dayan *__parse_attr = parse_attr; 4487a88780a9SRoi Dayan 4488a88780a9SRoi Dayan return 0; 4489a88780a9SRoi Dayan 4490a88780a9SRoi Dayan err_free: 4491a88780a9SRoi Dayan kfree(flow); 4492a88780a9SRoi Dayan kvfree(parse_attr); 4493a88780a9SRoi Dayan return err; 4494adb4c123SOr Gerlitz } 4495adb4c123SOr Gerlitz 4496988ab9c7STonghao Zhang static void 4497c7569097SAriel Levkovich mlx5e_flow_attr_init(struct mlx5_flow_attr *attr, 4498c7569097SAriel Levkovich struct mlx5e_tc_flow_parse_attr *parse_attr, 4499c7569097SAriel Levkovich struct flow_cls_offload *f) 4500c7569097SAriel Levkovich { 4501c7569097SAriel Levkovich attr->parse_attr = parse_attr; 4502c7569097SAriel Levkovich attr->chain = f->common.chain_index; 4503c7569097SAriel Levkovich attr->prio = f->common.prio; 4504c7569097SAriel Levkovich } 4505c7569097SAriel Levkovich 4506c7569097SAriel Levkovich static void 4507c620b772SAriel Levkovich mlx5e_flow_esw_attr_init(struct mlx5_flow_attr *attr, 4508988ab9c7STonghao Zhang struct mlx5e_priv *priv, 4509988ab9c7STonghao Zhang struct mlx5e_tc_flow_parse_attr *parse_attr, 4510f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4511988ab9c7STonghao Zhang struct mlx5_eswitch_rep *in_rep, 4512988ab9c7STonghao Zhang struct mlx5_core_dev *in_mdev) 4513988ab9c7STonghao Zhang { 4514988ab9c7STonghao Zhang struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 4515c620b772SAriel Levkovich struct mlx5_esw_flow_attr *esw_attr = attr->esw_attr; 4516988ab9c7STonghao Zhang 4517c7569097SAriel Levkovich mlx5e_flow_attr_init(attr, parse_attr, f); 4518988ab9c7STonghao Zhang 4519988ab9c7STonghao Zhang esw_attr->in_rep = in_rep; 4520988ab9c7STonghao Zhang esw_attr->in_mdev = in_mdev; 4521988ab9c7STonghao Zhang 4522988ab9c7STonghao Zhang if (MLX5_CAP_ESW(esw->dev, counter_eswitch_affinity) == 4523988ab9c7STonghao Zhang MLX5_COUNTER_SOURCE_ESWITCH) 4524988ab9c7STonghao Zhang esw_attr->counter_dev = in_mdev; 4525988ab9c7STonghao Zhang else 4526988ab9c7STonghao Zhang esw_attr->counter_dev = priv->mdev; 4527988ab9c7STonghao Zhang } 4528988ab9c7STonghao Zhang 452971129676SJason Gunthorpe static struct mlx5e_tc_flow * 453004de7ddaSRoi Dayan __mlx5e_add_fdb_flow(struct mlx5e_priv *priv, 4531f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4532226f2ca3SVlad Buslov unsigned long flow_flags, 4533d11afc26SOz Shlomo struct net_device *filter_dev, 453404de7ddaSRoi Dayan struct mlx5_eswitch_rep *in_rep, 453571129676SJason Gunthorpe struct mlx5_core_dev *in_mdev) 4536a88780a9SRoi Dayan { 4537f9e30088SPablo Neira Ayuso struct flow_rule *rule = flow_cls_offload_flow_rule(f); 4538a88780a9SRoi Dayan struct netlink_ext_ack *extack = f->common.extack; 4539a88780a9SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 4540a88780a9SRoi Dayan struct mlx5e_tc_flow *flow; 4541a88780a9SRoi Dayan int attr_size, err; 4542a88780a9SRoi Dayan 4543226f2ca3SVlad Buslov flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_ESWITCH); 4544a88780a9SRoi Dayan attr_size = sizeof(struct mlx5_esw_flow_attr); 4545a88780a9SRoi Dayan err = mlx5e_alloc_flow(priv, attr_size, f, flow_flags, 4546a88780a9SRoi Dayan &parse_attr, &flow); 4547a88780a9SRoi Dayan if (err) 4548a88780a9SRoi Dayan goto out; 4549988ab9c7STonghao Zhang 4550d11afc26SOz Shlomo parse_attr->filter_dev = filter_dev; 4551c620b772SAriel Levkovich mlx5e_flow_esw_attr_init(flow->attr, 4552988ab9c7STonghao Zhang priv, parse_attr, 4553988ab9c7STonghao Zhang f, in_rep, in_mdev); 4554988ab9c7STonghao Zhang 455554c177caSOz Shlomo err = parse_cls_flower(flow->priv, flow, &parse_attr->spec, 455654c177caSOz Shlomo f, filter_dev); 4557d11afc26SOz Shlomo if (err) 4558d11afc26SOz Shlomo goto err_free; 4559a88780a9SRoi Dayan 45607e36feebSPaul Blakey /* actions validation depends on parsing the ct matches first */ 4561aedd133dSAriel Levkovich err = mlx5_tc_ct_match_add(get_ct_priv(priv), &parse_attr->spec, f, 4562c620b772SAriel Levkovich &flow->attr->ct_attr, extack); 4563a88780a9SRoi Dayan if (err) 4564a88780a9SRoi Dayan goto err_free; 4565a88780a9SRoi Dayan 456670f8019eSRoi Dayan err = parse_tc_fdb_actions(priv, &rule->action, flow, extack); 45674c3844d9SPaul Blakey if (err) 45684c3844d9SPaul Blakey goto err_free; 45694c3844d9SPaul Blakey 45707040632dSTonghao Zhang err = mlx5e_tc_add_fdb_flow(priv, flow, extack); 457195435ad7SVlad Buslov complete_all(&flow->init_done); 4572ef06c9eeSRoi Dayan if (err) { 4573ef06c9eeSRoi Dayan if (!(err == -ENETUNREACH && mlx5_lag_is_multipath(in_mdev))) 4574a32327a3SRoi Dayan goto err_free; 45755c40348cSOr Gerlitz 4576b4a23329SRoi Dayan add_unready_flow(flow); 4577ef06c9eeSRoi Dayan } 4578ef06c9eeSRoi Dayan 457971129676SJason Gunthorpe return flow; 4580e3a2b7edSAmir Vadai 4581e3a2b7edSAmir Vadai err_free: 45825a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 4583a88780a9SRoi Dayan out: 458471129676SJason Gunthorpe return ERR_PTR(err); 4585a88780a9SRoi Dayan } 4586a88780a9SRoi Dayan 4587f9e30088SPablo Neira Ayuso static int mlx5e_tc_add_fdb_peer_flow(struct flow_cls_offload *f, 458895dc1902SRoi Dayan struct mlx5e_tc_flow *flow, 4589226f2ca3SVlad Buslov unsigned long flow_flags) 459004de7ddaSRoi Dayan { 459104de7ddaSRoi Dayan struct mlx5e_priv *priv = flow->priv, *peer_priv; 459204de7ddaSRoi Dayan struct mlx5_eswitch *esw = priv->mdev->priv.eswitch, *peer_esw; 4593c620b772SAriel Levkovich struct mlx5_esw_flow_attr *attr = flow->attr->esw_attr; 459404de7ddaSRoi Dayan struct mlx5_devcom *devcom = priv->mdev->priv.devcom; 459504de7ddaSRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 459604de7ddaSRoi Dayan struct mlx5e_rep_priv *peer_urpriv; 459704de7ddaSRoi Dayan struct mlx5e_tc_flow *peer_flow; 459804de7ddaSRoi Dayan struct mlx5_core_dev *in_mdev; 459904de7ddaSRoi Dayan int err = 0; 460004de7ddaSRoi Dayan 460104de7ddaSRoi Dayan peer_esw = mlx5_devcom_get_peer_data(devcom, MLX5_DEVCOM_ESW_OFFLOADS); 460204de7ddaSRoi Dayan if (!peer_esw) 460304de7ddaSRoi Dayan return -ENODEV; 460404de7ddaSRoi Dayan 460504de7ddaSRoi Dayan peer_urpriv = mlx5_eswitch_get_uplink_priv(peer_esw, REP_ETH); 460604de7ddaSRoi Dayan peer_priv = netdev_priv(peer_urpriv->netdev); 460704de7ddaSRoi Dayan 460804de7ddaSRoi Dayan /* in_mdev is assigned of which the packet originated from. 460904de7ddaSRoi Dayan * So packets redirected to uplink use the same mdev of the 461004de7ddaSRoi Dayan * original flow and packets redirected from uplink use the 461104de7ddaSRoi Dayan * peer mdev. 46128ce81fc0SRoi Dayan * In multiport eswitch it's a special case that we need to 46138ce81fc0SRoi Dayan * keep the original mdev. 461404de7ddaSRoi Dayan */ 46158ce81fc0SRoi Dayan if (attr->in_rep->vport == MLX5_VPORT_UPLINK && !mlx5_lag_is_mpesw(priv->mdev)) 461604de7ddaSRoi Dayan in_mdev = peer_priv->mdev; 461704de7ddaSRoi Dayan else 461804de7ddaSRoi Dayan in_mdev = priv->mdev; 461904de7ddaSRoi Dayan 4620c620b772SAriel Levkovich parse_attr = flow->attr->parse_attr; 462195dc1902SRoi Dayan peer_flow = __mlx5e_add_fdb_flow(peer_priv, f, flow_flags, 462204de7ddaSRoi Dayan parse_attr->filter_dev, 4623c620b772SAriel Levkovich attr->in_rep, in_mdev); 462471129676SJason Gunthorpe if (IS_ERR(peer_flow)) { 462571129676SJason Gunthorpe err = PTR_ERR(peer_flow); 462604de7ddaSRoi Dayan goto out; 462771129676SJason Gunthorpe } 462804de7ddaSRoi Dayan 462904de7ddaSRoi Dayan flow->peer_flow = peer_flow; 4630226f2ca3SVlad Buslov flow_flag_set(flow, DUP); 463104de7ddaSRoi Dayan mutex_lock(&esw->offloads.peer_mutex); 463204de7ddaSRoi Dayan list_add_tail(&flow->peer, &esw->offloads.peer_flows); 463304de7ddaSRoi Dayan mutex_unlock(&esw->offloads.peer_mutex); 463404de7ddaSRoi Dayan 463504de7ddaSRoi Dayan out: 463604de7ddaSRoi Dayan mlx5_devcom_release_peer_data(devcom, MLX5_DEVCOM_ESW_OFFLOADS); 463704de7ddaSRoi Dayan return err; 463804de7ddaSRoi Dayan } 463904de7ddaSRoi Dayan 464004de7ddaSRoi Dayan static int 464104de7ddaSRoi Dayan mlx5e_add_fdb_flow(struct mlx5e_priv *priv, 4642f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4643226f2ca3SVlad Buslov unsigned long flow_flags, 464404de7ddaSRoi Dayan struct net_device *filter_dev, 464504de7ddaSRoi Dayan struct mlx5e_tc_flow **__flow) 464604de7ddaSRoi Dayan { 464704de7ddaSRoi Dayan struct mlx5e_rep_priv *rpriv = priv->ppriv; 464804de7ddaSRoi Dayan struct mlx5_eswitch_rep *in_rep = rpriv->rep; 464904de7ddaSRoi Dayan struct mlx5_core_dev *in_mdev = priv->mdev; 465004de7ddaSRoi Dayan struct mlx5e_tc_flow *flow; 465104de7ddaSRoi Dayan int err; 465204de7ddaSRoi Dayan 465371129676SJason Gunthorpe flow = __mlx5e_add_fdb_flow(priv, f, flow_flags, filter_dev, in_rep, 465471129676SJason Gunthorpe in_mdev); 465571129676SJason Gunthorpe if (IS_ERR(flow)) 465671129676SJason Gunthorpe return PTR_ERR(flow); 465704de7ddaSRoi Dayan 465804de7ddaSRoi Dayan if (is_peer_flow_needed(flow)) { 465995dc1902SRoi Dayan err = mlx5e_tc_add_fdb_peer_flow(f, flow, flow_flags); 466004de7ddaSRoi Dayan if (err) { 466104de7ddaSRoi Dayan mlx5e_tc_del_fdb_flow(priv, flow); 466204de7ddaSRoi Dayan goto out; 466304de7ddaSRoi Dayan } 466404de7ddaSRoi Dayan } 466504de7ddaSRoi Dayan 466604de7ddaSRoi Dayan *__flow = flow; 466704de7ddaSRoi Dayan 466804de7ddaSRoi Dayan return 0; 466904de7ddaSRoi Dayan 467004de7ddaSRoi Dayan out: 467104de7ddaSRoi Dayan return err; 467204de7ddaSRoi Dayan } 467304de7ddaSRoi Dayan 4674a88780a9SRoi Dayan static int 4675a88780a9SRoi Dayan mlx5e_add_nic_flow(struct mlx5e_priv *priv, 4676f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4677226f2ca3SVlad Buslov unsigned long flow_flags, 4678d11afc26SOz Shlomo struct net_device *filter_dev, 4679a88780a9SRoi Dayan struct mlx5e_tc_flow **__flow) 4680a88780a9SRoi Dayan { 4681f9e30088SPablo Neira Ayuso struct flow_rule *rule = flow_cls_offload_flow_rule(f); 4682a88780a9SRoi Dayan struct netlink_ext_ack *extack = f->common.extack; 4683a88780a9SRoi Dayan struct mlx5e_tc_flow_parse_attr *parse_attr; 4684a88780a9SRoi Dayan struct mlx5e_tc_flow *flow; 4685a88780a9SRoi Dayan int attr_size, err; 4686a88780a9SRoi Dayan 4687c7569097SAriel Levkovich if (!MLX5_CAP_FLOWTABLE_NIC_RX(priv->mdev, ignore_flow_level)) { 4688bf07aa73SPaul Blakey if (!tc_cls_can_offload_and_chain0(priv->netdev, &f->common)) 4689bf07aa73SPaul Blakey return -EOPNOTSUPP; 4690c7569097SAriel Levkovich } else if (!tc_can_offload_extack(priv->netdev, f->common.extack)) { 4691c7569097SAriel Levkovich return -EOPNOTSUPP; 4692c7569097SAriel Levkovich } 4693bf07aa73SPaul Blakey 4694226f2ca3SVlad Buslov flow_flags |= BIT(MLX5E_TC_FLOW_FLAG_NIC); 4695a88780a9SRoi Dayan attr_size = sizeof(struct mlx5_nic_flow_attr); 4696a88780a9SRoi Dayan err = mlx5e_alloc_flow(priv, attr_size, f, flow_flags, 4697a88780a9SRoi Dayan &parse_attr, &flow); 4698a88780a9SRoi Dayan if (err) 4699a88780a9SRoi Dayan goto out; 4700a88780a9SRoi Dayan 4701d11afc26SOz Shlomo parse_attr->filter_dev = filter_dev; 4702c7569097SAriel Levkovich mlx5e_flow_attr_init(flow->attr, parse_attr, f); 4703c7569097SAriel Levkovich 470454c177caSOz Shlomo err = parse_cls_flower(flow->priv, flow, &parse_attr->spec, 470554c177caSOz Shlomo f, filter_dev); 4706d11afc26SOz Shlomo if (err) 4707d11afc26SOz Shlomo goto err_free; 4708d11afc26SOz Shlomo 4709aedd133dSAriel Levkovich err = mlx5_tc_ct_match_add(get_ct_priv(priv), &parse_attr->spec, f, 4710aedd133dSAriel Levkovich &flow->attr->ct_attr, extack); 4711aedd133dSAriel Levkovich if (err) 4712aedd133dSAriel Levkovich goto err_free; 4713aedd133dSAriel Levkovich 4714c6cfe113SRoi Dayan err = parse_tc_nic_actions(priv, &rule->action, flow, extack); 4715a88780a9SRoi Dayan if (err) 4716a88780a9SRoi Dayan goto err_free; 4717a88780a9SRoi Dayan 4718c6cfe113SRoi Dayan err = mlx5e_tc_add_nic_flow(priv, flow, extack); 4719a88780a9SRoi Dayan if (err) 4720a88780a9SRoi Dayan goto err_free; 4721a88780a9SRoi Dayan 4722226f2ca3SVlad Buslov flow_flag_set(flow, OFFLOADED); 4723a88780a9SRoi Dayan *__flow = flow; 4724a88780a9SRoi Dayan 4725a88780a9SRoi Dayan return 0; 4726a88780a9SRoi Dayan 4727a88780a9SRoi Dayan err_free: 47288914add2SVlad Buslov flow_flag_set(flow, FAILED); 47292c0e5cf5SPaul Blakey mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts); 47305a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 4731a88780a9SRoi Dayan out: 4732a88780a9SRoi Dayan return err; 4733a88780a9SRoi Dayan } 4734a88780a9SRoi Dayan 4735a88780a9SRoi Dayan static int 4736a88780a9SRoi Dayan mlx5e_tc_add_flow(struct mlx5e_priv *priv, 4737f9e30088SPablo Neira Ayuso struct flow_cls_offload *f, 4738226f2ca3SVlad Buslov unsigned long flags, 4739d11afc26SOz Shlomo struct net_device *filter_dev, 4740a88780a9SRoi Dayan struct mlx5e_tc_flow **flow) 4741a88780a9SRoi Dayan { 4742a88780a9SRoi Dayan struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 4743226f2ca3SVlad Buslov unsigned long flow_flags; 4744a88780a9SRoi Dayan int err; 4745a88780a9SRoi Dayan 4746a88780a9SRoi Dayan get_flags(flags, &flow_flags); 4747a88780a9SRoi Dayan 4748bf07aa73SPaul Blakey if (!tc_can_offload_extack(priv->netdev, f->common.extack)) 4749bf07aa73SPaul Blakey return -EOPNOTSUPP; 4750bf07aa73SPaul Blakey 4751f6455de0SBodong Wang if (esw && esw->mode == MLX5_ESWITCH_OFFLOADS) 4752d11afc26SOz Shlomo err = mlx5e_add_fdb_flow(priv, f, flow_flags, 4753d11afc26SOz Shlomo filter_dev, flow); 4754a88780a9SRoi Dayan else 4755d11afc26SOz Shlomo err = mlx5e_add_nic_flow(priv, f, flow_flags, 4756d11afc26SOz Shlomo filter_dev, flow); 4757a88780a9SRoi Dayan 4758a88780a9SRoi Dayan return err; 4759a88780a9SRoi Dayan } 4760a88780a9SRoi Dayan 4761553f9328SVu Pham static bool is_flow_rule_duplicate_allowed(struct net_device *dev, 4762553f9328SVu Pham struct mlx5e_rep_priv *rpriv) 4763553f9328SVu Pham { 4764553f9328SVu Pham /* Offloaded flow rule is allowed to duplicate on non-uplink representor 47652fb15e72SVlad Buslov * sharing tc block with other slaves of a lag device. Rpriv can be NULL if this 47662fb15e72SVlad Buslov * function is called from NIC mode. 4767553f9328SVu Pham */ 47682fb15e72SVlad Buslov return netif_is_lag_port(dev) && rpriv && rpriv->rep->vport != MLX5_VPORT_UPLINK; 4769553f9328SVu Pham } 4770553f9328SVu Pham 477171d82d2aSOz Shlomo int mlx5e_configure_flower(struct net_device *dev, struct mlx5e_priv *priv, 4772226f2ca3SVlad Buslov struct flow_cls_offload *f, unsigned long flags) 4773a88780a9SRoi Dayan { 4774a88780a9SRoi Dayan struct netlink_ext_ack *extack = f->common.extack; 4775d9ee0491SOr Gerlitz struct rhashtable *tc_ht = get_tc_ht(priv, flags); 4776553f9328SVu Pham struct mlx5e_rep_priv *rpriv = priv->ppriv; 4777a88780a9SRoi Dayan struct mlx5e_tc_flow *flow; 4778a88780a9SRoi Dayan int err = 0; 4779a88780a9SRoi Dayan 47807dc84de9SRoi Dayan if (!mlx5_esw_hold(priv->mdev)) 4781794131c4SJianbo Liu return -EBUSY; 47827dc84de9SRoi Dayan 47837dc84de9SRoi Dayan mlx5_esw_get(priv->mdev); 47847dc84de9SRoi Dayan 4785c5d326b2SVlad Buslov rcu_read_lock(); 4786c5d326b2SVlad Buslov flow = rhashtable_lookup(tc_ht, &f->cookie, tc_ht_params); 4787a88780a9SRoi Dayan if (flow) { 4788553f9328SVu Pham /* Same flow rule offloaded to non-uplink representor sharing tc block, 4789553f9328SVu Pham * just return 0. 4790553f9328SVu Pham */ 4791553f9328SVu Pham if (is_flow_rule_duplicate_allowed(dev, rpriv) && flow->orig_dev != dev) 4792c1aea9e1SVlad Buslov goto rcu_unlock; 4793553f9328SVu Pham 4794a88780a9SRoi Dayan NL_SET_ERR_MSG_MOD(extack, 4795a88780a9SRoi Dayan "flow cookie already exists, ignoring"); 4796a88780a9SRoi Dayan netdev_warn_once(priv->netdev, 4797a88780a9SRoi Dayan "flow cookie %lx already exists, ignoring\n", 4798a88780a9SRoi Dayan f->cookie); 47990e1c1a2fSVlad Buslov err = -EEXIST; 4800c1aea9e1SVlad Buslov goto rcu_unlock; 4801a88780a9SRoi Dayan } 4802c1aea9e1SVlad Buslov rcu_unlock: 4803c1aea9e1SVlad Buslov rcu_read_unlock(); 4804c1aea9e1SVlad Buslov if (flow) 4805c1aea9e1SVlad Buslov goto out; 4806a88780a9SRoi Dayan 48077a978759SDmytro Linkin trace_mlx5e_configure_flower(f); 4808d11afc26SOz Shlomo err = mlx5e_tc_add_flow(priv, f, flags, dev, &flow); 4809a88780a9SRoi Dayan if (err) 4810a88780a9SRoi Dayan goto out; 4811a88780a9SRoi Dayan 4812553f9328SVu Pham /* Flow rule offloaded to non-uplink representor sharing tc block, 4813553f9328SVu Pham * set the flow's owner dev. 4814553f9328SVu Pham */ 4815553f9328SVu Pham if (is_flow_rule_duplicate_allowed(dev, rpriv)) 4816553f9328SVu Pham flow->orig_dev = dev; 4817553f9328SVu Pham 4818c5d326b2SVlad Buslov err = rhashtable_lookup_insert_fast(tc_ht, &flow->node, tc_ht_params); 4819a88780a9SRoi Dayan if (err) 4820a88780a9SRoi Dayan goto err_free; 4821a88780a9SRoi Dayan 48227dc84de9SRoi Dayan mlx5_esw_release(priv->mdev); 4823a88780a9SRoi Dayan return 0; 4824a88780a9SRoi Dayan 4825a88780a9SRoi Dayan err_free: 48265a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 4827a88780a9SRoi Dayan out: 48287dc84de9SRoi Dayan mlx5_esw_put(priv->mdev); 48297dc84de9SRoi Dayan mlx5_esw_release(priv->mdev); 4830e3a2b7edSAmir Vadai return err; 4831e3a2b7edSAmir Vadai } 4832e3a2b7edSAmir Vadai 48338f8ae895SOr Gerlitz static bool same_flow_direction(struct mlx5e_tc_flow *flow, int flags) 48348f8ae895SOr Gerlitz { 4835226f2ca3SVlad Buslov bool dir_ingress = !!(flags & MLX5_TC_FLAG(INGRESS)); 4836226f2ca3SVlad Buslov bool dir_egress = !!(flags & MLX5_TC_FLAG(EGRESS)); 48378f8ae895SOr Gerlitz 4838226f2ca3SVlad Buslov return flow_flag_test(flow, INGRESS) == dir_ingress && 4839226f2ca3SVlad Buslov flow_flag_test(flow, EGRESS) == dir_egress; 48408f8ae895SOr Gerlitz } 48418f8ae895SOr Gerlitz 484271d82d2aSOz Shlomo int mlx5e_delete_flower(struct net_device *dev, struct mlx5e_priv *priv, 4843226f2ca3SVlad Buslov struct flow_cls_offload *f, unsigned long flags) 4844e3a2b7edSAmir Vadai { 4845d9ee0491SOr Gerlitz struct rhashtable *tc_ht = get_tc_ht(priv, flags); 4846e3a2b7edSAmir Vadai struct mlx5e_tc_flow *flow; 4847c5d326b2SVlad Buslov int err; 4848e3a2b7edSAmir Vadai 4849c5d326b2SVlad Buslov rcu_read_lock(); 4850ab818362STaehee Yoo flow = rhashtable_lookup(tc_ht, &f->cookie, tc_ht_params); 4851c5d326b2SVlad Buslov if (!flow || !same_flow_direction(flow, flags)) { 4852c5d326b2SVlad Buslov err = -EINVAL; 4853c5d326b2SVlad Buslov goto errout; 4854c5d326b2SVlad Buslov } 4855e3a2b7edSAmir Vadai 4856c5d326b2SVlad Buslov /* Only delete the flow if it doesn't have MLX5E_TC_FLOW_DELETED flag 4857c5d326b2SVlad Buslov * set. 4858c5d326b2SVlad Buslov */ 4859c5d326b2SVlad Buslov if (flow_flag_test_and_set(flow, DELETED)) { 4860c5d326b2SVlad Buslov err = -EINVAL; 4861c5d326b2SVlad Buslov goto errout; 4862c5d326b2SVlad Buslov } 486305866c82SOr Gerlitz rhashtable_remove_fast(tc_ht, &flow->node, tc_ht_params); 4864c5d326b2SVlad Buslov rcu_read_unlock(); 4865e3a2b7edSAmir Vadai 48667a978759SDmytro Linkin trace_mlx5e_delete_flower(f); 48675a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 4868e3a2b7edSAmir Vadai 48697dc84de9SRoi Dayan mlx5_esw_put(priv->mdev); 4870e3a2b7edSAmir Vadai return 0; 4871c5d326b2SVlad Buslov 4872c5d326b2SVlad Buslov errout: 4873c5d326b2SVlad Buslov rcu_read_unlock(); 4874c5d326b2SVlad Buslov return err; 4875e3a2b7edSAmir Vadai } 4876e3a2b7edSAmir Vadai 48772b68d659SOz Shlomo int mlx5e_tc_fill_action_stats(struct mlx5e_priv *priv, 48782b68d659SOz Shlomo struct flow_offload_action *fl_act) 48792b68d659SOz Shlomo { 48802b68d659SOz Shlomo return mlx5e_tc_act_stats_fill_stats(get_act_stats_handle(priv), fl_act); 48812b68d659SOz Shlomo } 48822b68d659SOz Shlomo 488371d82d2aSOz Shlomo int mlx5e_stats_flower(struct net_device *dev, struct mlx5e_priv *priv, 4884226f2ca3SVlad Buslov struct flow_cls_offload *f, unsigned long flags) 4885aad7e08dSAmir Vadai { 488604de7ddaSRoi Dayan struct mlx5_devcom *devcom = priv->mdev->priv.devcom; 4887d9ee0491SOr Gerlitz struct rhashtable *tc_ht = get_tc_ht(priv, flags); 488804de7ddaSRoi Dayan struct mlx5_eswitch *peer_esw; 4889aad7e08dSAmir Vadai struct mlx5e_tc_flow *flow; 4890aad7e08dSAmir Vadai struct mlx5_fc *counter; 4891316d5f72SRoi Dayan u64 lastuse = 0; 4892316d5f72SRoi Dayan u64 packets = 0; 4893316d5f72SRoi Dayan u64 bytes = 0; 48945a7e5bcbSVlad Buslov int err = 0; 4895aad7e08dSAmir Vadai 4896c5d326b2SVlad Buslov rcu_read_lock(); 4897c5d326b2SVlad Buslov flow = mlx5e_flow_get(rhashtable_lookup(tc_ht, &f->cookie, 48985a7e5bcbSVlad Buslov tc_ht_params)); 4899c5d326b2SVlad Buslov rcu_read_unlock(); 49005a7e5bcbSVlad Buslov if (IS_ERR(flow)) 49015a7e5bcbSVlad Buslov return PTR_ERR(flow); 49025a7e5bcbSVlad Buslov 49035a7e5bcbSVlad Buslov if (!same_flow_direction(flow, flags)) { 49045a7e5bcbSVlad Buslov err = -EINVAL; 49055a7e5bcbSVlad Buslov goto errout; 49065a7e5bcbSVlad Buslov } 4907aad7e08dSAmir Vadai 49084c3844d9SPaul Blakey if (mlx5e_is_offloaded_flow(flow) || flow_flag_test(flow, CT)) { 49092b68d659SOz Shlomo if (flow_flag_test(flow, USE_ACT_STATS)) { 49102b68d659SOz Shlomo f->use_act_stats = true; 49112b68d659SOz Shlomo } else { 4912b8aee822SMark Bloch counter = mlx5e_tc_get_counter(flow); 4913aad7e08dSAmir Vadai if (!counter) 49145a7e5bcbSVlad Buslov goto errout; 4915aad7e08dSAmir Vadai 4916aad7e08dSAmir Vadai mlx5_fc_query_cached(counter, &bytes, &packets, &lastuse); 4917316d5f72SRoi Dayan } 49182b68d659SOz Shlomo } 4919aad7e08dSAmir Vadai 4920316d5f72SRoi Dayan /* Under multipath it's possible for one rule to be currently 4921316d5f72SRoi Dayan * un-offloaded while the other rule is offloaded. 4922316d5f72SRoi Dayan */ 492304de7ddaSRoi Dayan peer_esw = mlx5_devcom_get_peer_data(devcom, MLX5_DEVCOM_ESW_OFFLOADS); 492404de7ddaSRoi Dayan if (!peer_esw) 492504de7ddaSRoi Dayan goto out; 492604de7ddaSRoi Dayan 4927226f2ca3SVlad Buslov if (flow_flag_test(flow, DUP) && 4928226f2ca3SVlad Buslov flow_flag_test(flow->peer_flow, OFFLOADED)) { 492904de7ddaSRoi Dayan u64 bytes2; 493004de7ddaSRoi Dayan u64 packets2; 493104de7ddaSRoi Dayan u64 lastuse2; 493204de7ddaSRoi Dayan 49332b68d659SOz Shlomo if (flow_flag_test(flow, USE_ACT_STATS)) { 49342b68d659SOz Shlomo f->use_act_stats = true; 49352b68d659SOz Shlomo } else { 493604de7ddaSRoi Dayan counter = mlx5e_tc_get_counter(flow->peer_flow); 4937316d5f72SRoi Dayan if (!counter) 4938316d5f72SRoi Dayan goto no_peer_counter; 493904de7ddaSRoi Dayan mlx5_fc_query_cached(counter, &bytes2, &packets2, &lastuse2); 494004de7ddaSRoi Dayan 494104de7ddaSRoi Dayan bytes += bytes2; 494204de7ddaSRoi Dayan packets += packets2; 494304de7ddaSRoi Dayan lastuse = max_t(u64, lastuse, lastuse2); 494404de7ddaSRoi Dayan } 49452b68d659SOz Shlomo } 494604de7ddaSRoi Dayan 4947316d5f72SRoi Dayan no_peer_counter: 494804de7ddaSRoi Dayan mlx5_devcom_release_peer_data(devcom, MLX5_DEVCOM_ESW_OFFLOADS); 494904de7ddaSRoi Dayan out: 49504b61d3e8SPo Liu flow_stats_update(&f->stats, bytes, packets, 0, lastuse, 495193a129ebSJiri Pirko FLOW_ACTION_HW_STATS_DELAYED); 49527a978759SDmytro Linkin trace_mlx5e_stats_flower(f); 49535a7e5bcbSVlad Buslov errout: 49545a7e5bcbSVlad Buslov mlx5e_flow_put(priv, flow); 49555a7e5bcbSVlad Buslov return err; 4956aad7e08dSAmir Vadai } 4957aad7e08dSAmir Vadai 49581fe3e316SParav Pandit static int apply_police_params(struct mlx5e_priv *priv, u64 rate, 4959fcb64c0fSEli Cohen struct netlink_ext_ack *extack) 4960fcb64c0fSEli Cohen { 4961fcb64c0fSEli Cohen struct mlx5e_rep_priv *rpriv = priv->ppriv; 4962fcb64c0fSEli Cohen struct mlx5_eswitch *esw; 49631fe3e316SParav Pandit u32 rate_mbps = 0; 4964fcb64c0fSEli Cohen u16 vport_num; 4965fcb64c0fSEli Cohen int err; 4966fcb64c0fSEli Cohen 4967e401a184SEli Cohen vport_num = rpriv->rep->vport; 4968e401a184SEli Cohen if (vport_num >= MLX5_VPORT_ECPF) { 4969e401a184SEli Cohen NL_SET_ERR_MSG_MOD(extack, 4970e401a184SEli Cohen "Ingress rate limit is supported only for Eswitch ports connected to VFs"); 4971e401a184SEli Cohen return -EOPNOTSUPP; 4972e401a184SEli Cohen } 4973e401a184SEli Cohen 4974fcb64c0fSEli Cohen esw = priv->mdev->priv.eswitch; 4975fcb64c0fSEli Cohen /* rate is given in bytes/sec. 4976fcb64c0fSEli Cohen * First convert to bits/sec and then round to the nearest mbit/secs. 4977fcb64c0fSEli Cohen * mbit means million bits. 4978fcb64c0fSEli Cohen * Moreover, if rate is non zero we choose to configure to a minimum of 4979fcb64c0fSEli Cohen * 1 mbit/sec. 4980fcb64c0fSEli Cohen */ 49811fe3e316SParav Pandit if (rate) { 49821fe3e316SParav Pandit rate = (rate * BITS_PER_BYTE) + 500000; 49838b90d897SParav Pandit do_div(rate, 1000000); 49848b90d897SParav Pandit rate_mbps = max_t(u32, rate, 1); 49851fe3e316SParav Pandit } 49861fe3e316SParav Pandit 49872d116e3eSDmytro Linkin err = mlx5_esw_qos_modify_vport_rate(esw, vport_num, rate_mbps); 4988fcb64c0fSEli Cohen if (err) 4989fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "failed applying action to hardware"); 4990fcb64c0fSEli Cohen 4991fcb64c0fSEli Cohen return err; 4992fcb64c0fSEli Cohen } 4993fcb64c0fSEli Cohen 49943603f266SOz Shlomo static int 49953603f266SOz Shlomo tc_matchall_police_validate(const struct flow_action *action, 4996d97b4b10SJianbo Liu const struct flow_action_entry *act, 4997d97b4b10SJianbo Liu struct netlink_ext_ack *extack) 4998d97b4b10SJianbo Liu { 49993603f266SOz Shlomo if (act->police.notexceed.act_id != FLOW_ACTION_CONTINUE) { 50003603f266SOz Shlomo NL_SET_ERR_MSG_MOD(extack, 50013603f266SOz Shlomo "Offload not supported when conform action is not continue"); 50023603f266SOz Shlomo return -EOPNOTSUPP; 50033603f266SOz Shlomo } 50043603f266SOz Shlomo 5005d97b4b10SJianbo Liu if (act->police.exceed.act_id != FLOW_ACTION_DROP) { 5006d97b4b10SJianbo Liu NL_SET_ERR_MSG_MOD(extack, 5007d97b4b10SJianbo Liu "Offload not supported when exceed action is not drop"); 5008d97b4b10SJianbo Liu return -EOPNOTSUPP; 5009d97b4b10SJianbo Liu } 5010d97b4b10SJianbo Liu 5011d97b4b10SJianbo Liu if (act->police.notexceed.act_id == FLOW_ACTION_ACCEPT && 5012d97b4b10SJianbo Liu !flow_action_is_last_entry(action, act)) { 5013d97b4b10SJianbo Liu NL_SET_ERR_MSG_MOD(extack, 5014d97b4b10SJianbo Liu "Offload not supported when conform action is ok, but action is not last"); 5015d97b4b10SJianbo Liu return -EOPNOTSUPP; 5016d97b4b10SJianbo Liu } 5017d97b4b10SJianbo Liu 5018d97b4b10SJianbo Liu if (act->police.peakrate_bytes_ps || 5019d97b4b10SJianbo Liu act->police.avrate || act->police.overhead) { 5020d97b4b10SJianbo Liu NL_SET_ERR_MSG_MOD(extack, 5021d97b4b10SJianbo Liu "Offload not supported when peakrate/avrate/overhead is configured"); 5022d97b4b10SJianbo Liu return -EOPNOTSUPP; 5023d97b4b10SJianbo Liu } 5024d97b4b10SJianbo Liu 5025d97b4b10SJianbo Liu return 0; 5026d97b4b10SJianbo Liu } 5027d97b4b10SJianbo Liu 5028fcb64c0fSEli Cohen static int scan_tc_matchall_fdb_actions(struct mlx5e_priv *priv, 5029fcb64c0fSEli Cohen struct flow_action *flow_action, 5030fcb64c0fSEli Cohen struct netlink_ext_ack *extack) 5031fcb64c0fSEli Cohen { 5032fcb64c0fSEli Cohen struct mlx5e_rep_priv *rpriv = priv->ppriv; 5033fcb64c0fSEli Cohen const struct flow_action_entry *act; 5034fcb64c0fSEli Cohen int err; 5035fcb64c0fSEli Cohen int i; 5036fcb64c0fSEli Cohen 5037fcb64c0fSEli Cohen if (!flow_action_has_entries(flow_action)) { 5038fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "matchall called with no action"); 5039fcb64c0fSEli Cohen return -EINVAL; 5040fcb64c0fSEli Cohen } 5041fcb64c0fSEli Cohen 5042fcb64c0fSEli Cohen if (!flow_offload_has_one_action(flow_action)) { 5043fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "matchall policing support only a single action"); 5044fcb64c0fSEli Cohen return -EOPNOTSUPP; 5045fcb64c0fSEli Cohen } 5046fcb64c0fSEli Cohen 50470885ae1aSAbhiram R N if (!flow_action_basic_hw_stats_check(flow_action, extack)) { 50480885ae1aSAbhiram R N NL_SET_ERR_MSG_MOD(extack, "Flow action HW stats type is not supported"); 5049319a1d19SJiri Pirko return -EOPNOTSUPP; 50500885ae1aSAbhiram R N } 5051319a1d19SJiri Pirko 5052fcb64c0fSEli Cohen flow_action_for_each(i, act, flow_action) { 5053fcb64c0fSEli Cohen switch (act->id) { 5054fcb64c0fSEli Cohen case FLOW_ACTION_POLICE: 50553603f266SOz Shlomo err = tc_matchall_police_validate(flow_action, act, extack); 5056d97b4b10SJianbo Liu if (err) 5057d97b4b10SJianbo Liu return err; 5058d97b4b10SJianbo Liu 5059fcb64c0fSEli Cohen err = apply_police_params(priv, act->police.rate_bytes_ps, extack); 5060fcb64c0fSEli Cohen if (err) 5061fcb64c0fSEli Cohen return err; 5062fcb64c0fSEli Cohen 5063fcb64c0fSEli Cohen rpriv->prev_vf_vport_stats = priv->stats.vf_vport; 5064fcb64c0fSEli Cohen break; 5065fcb64c0fSEli Cohen default: 5066fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "mlx5 supports only police action for matchall"); 5067fcb64c0fSEli Cohen return -EOPNOTSUPP; 5068fcb64c0fSEli Cohen } 5069fcb64c0fSEli Cohen } 5070fcb64c0fSEli Cohen 5071fcb64c0fSEli Cohen return 0; 5072fcb64c0fSEli Cohen } 5073fcb64c0fSEli Cohen 5074fcb64c0fSEli Cohen int mlx5e_tc_configure_matchall(struct mlx5e_priv *priv, 5075fcb64c0fSEli Cohen struct tc_cls_matchall_offload *ma) 5076fcb64c0fSEli Cohen { 5077fcb64c0fSEli Cohen struct netlink_ext_ack *extack = ma->common.extack; 5078fcb64c0fSEli Cohen 50797b83355fSEli Cohen if (ma->common.prio != 1) { 5080fcb64c0fSEli Cohen NL_SET_ERR_MSG_MOD(extack, "only priority 1 is supported"); 5081fcb64c0fSEli Cohen return -EINVAL; 5082fcb64c0fSEli Cohen } 5083fcb64c0fSEli Cohen 5084fcb64c0fSEli Cohen return scan_tc_matchall_fdb_actions(priv, &ma->rule->action, extack); 5085fcb64c0fSEli Cohen } 5086fcb64c0fSEli Cohen 5087fcb64c0fSEli Cohen int mlx5e_tc_delete_matchall(struct mlx5e_priv *priv, 5088fcb64c0fSEli Cohen struct tc_cls_matchall_offload *ma) 5089fcb64c0fSEli Cohen { 5090fcb64c0fSEli Cohen struct netlink_ext_ack *extack = ma->common.extack; 5091fcb64c0fSEli Cohen 5092fcb64c0fSEli Cohen return apply_police_params(priv, 0, extack); 5093fcb64c0fSEli Cohen } 5094fcb64c0fSEli Cohen 5095fcb64c0fSEli Cohen void mlx5e_tc_stats_matchall(struct mlx5e_priv *priv, 5096fcb64c0fSEli Cohen struct tc_cls_matchall_offload *ma) 5097fcb64c0fSEli Cohen { 5098fcb64c0fSEli Cohen struct mlx5e_rep_priv *rpriv = priv->ppriv; 5099fcb64c0fSEli Cohen struct rtnl_link_stats64 cur_stats; 5100fcb64c0fSEli Cohen u64 dbytes; 5101fcb64c0fSEli Cohen u64 dpkts; 5102fcb64c0fSEli Cohen 5103fcb64c0fSEli Cohen cur_stats = priv->stats.vf_vport; 5104fcb64c0fSEli Cohen dpkts = cur_stats.rx_packets - rpriv->prev_vf_vport_stats.rx_packets; 5105fcb64c0fSEli Cohen dbytes = cur_stats.rx_bytes - rpriv->prev_vf_vport_stats.rx_bytes; 5106fcb64c0fSEli Cohen rpriv->prev_vf_vport_stats = cur_stats; 51074b61d3e8SPo Liu flow_stats_update(&ma->stats, dbytes, dpkts, 0, jiffies, 510893a129ebSJiri Pirko FLOW_ACTION_HW_STATS_DELAYED); 5109fcb64c0fSEli Cohen } 5110fcb64c0fSEli Cohen 51114d8fcf21SAlaa Hleihel static void mlx5e_tc_hairpin_update_dead_peer(struct mlx5e_priv *priv, 51124d8fcf21SAlaa Hleihel struct mlx5e_priv *peer_priv) 51134d8fcf21SAlaa Hleihel { 5114f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 51154d8fcf21SAlaa Hleihel struct mlx5_core_dev *peer_mdev = peer_priv->mdev; 5116db76ca24SVlad Buslov struct mlx5e_hairpin_entry *hpe, *tmp; 5117db76ca24SVlad Buslov LIST_HEAD(init_wait_list); 51184d8fcf21SAlaa Hleihel u16 peer_vhca_id; 51194d8fcf21SAlaa Hleihel int bkt; 51204d8fcf21SAlaa Hleihel 5121ab3f3d5eSRoi Dayan if (!mlx5e_same_hw_devs(priv, peer_priv)) 51224d8fcf21SAlaa Hleihel return; 51234d8fcf21SAlaa Hleihel 51244d8fcf21SAlaa Hleihel peer_vhca_id = MLX5_CAP_GEN(peer_mdev, vhca_id); 51254d8fcf21SAlaa Hleihel 5126f52f2faeSLama Kayal mutex_lock(&tc->hairpin_tbl_lock); 5127f52f2faeSLama Kayal hash_for_each(tc->hairpin_tbl, bkt, hpe, hairpin_hlist) 5128db76ca24SVlad Buslov if (refcount_inc_not_zero(&hpe->refcnt)) 5129db76ca24SVlad Buslov list_add(&hpe->dead_peer_wait_list, &init_wait_list); 5130f52f2faeSLama Kayal mutex_unlock(&tc->hairpin_tbl_lock); 5131db76ca24SVlad Buslov 5132db76ca24SVlad Buslov list_for_each_entry_safe(hpe, tmp, &init_wait_list, dead_peer_wait_list) { 5133db76ca24SVlad Buslov wait_for_completion(&hpe->res_ready); 5134db76ca24SVlad Buslov if (!IS_ERR_OR_NULL(hpe->hp) && hpe->peer_vhca_id == peer_vhca_id) 5135a3e5fd93SDima Chumak mlx5_core_hairpin_clear_dead_peer(hpe->hp->pair); 5136db76ca24SVlad Buslov 5137db76ca24SVlad Buslov mlx5e_hairpin_put(priv, hpe); 5138db76ca24SVlad Buslov } 51394d8fcf21SAlaa Hleihel } 51404d8fcf21SAlaa Hleihel 51414d8fcf21SAlaa Hleihel static int mlx5e_tc_netdev_event(struct notifier_block *this, 51424d8fcf21SAlaa Hleihel unsigned long event, void *ptr) 51434d8fcf21SAlaa Hleihel { 51444d8fcf21SAlaa Hleihel struct net_device *ndev = netdev_notifier_info_to_dev(ptr); 51454d8fcf21SAlaa Hleihel struct mlx5e_priv *peer_priv; 51464d8fcf21SAlaa Hleihel struct mlx5e_tc_table *tc; 51474d8fcf21SAlaa Hleihel struct mlx5e_priv *priv; 51484d8fcf21SAlaa Hleihel 51494d8fcf21SAlaa Hleihel if (ndev->netdev_ops != &mlx5e_netdev_ops || 51504d8fcf21SAlaa Hleihel event != NETDEV_UNREGISTER || 51514d8fcf21SAlaa Hleihel ndev->reg_state == NETREG_REGISTERED) 51524d8fcf21SAlaa Hleihel return NOTIFY_DONE; 51534d8fcf21SAlaa Hleihel 51544d8fcf21SAlaa Hleihel tc = container_of(this, struct mlx5e_tc_table, netdevice_nb); 515565f586c2SLama Kayal priv = tc->priv; 51564d8fcf21SAlaa Hleihel peer_priv = netdev_priv(ndev); 51574d8fcf21SAlaa Hleihel if (priv == peer_priv || 51584d8fcf21SAlaa Hleihel !(priv->netdev->features & NETIF_F_HW_TC)) 51594d8fcf21SAlaa Hleihel return NOTIFY_DONE; 51604d8fcf21SAlaa Hleihel 51614d8fcf21SAlaa Hleihel mlx5e_tc_hairpin_update_dead_peer(priv, peer_priv); 51624d8fcf21SAlaa Hleihel 51634d8fcf21SAlaa Hleihel return NOTIFY_DONE; 51644d8fcf21SAlaa Hleihel } 51654d8fcf21SAlaa Hleihel 516666cb64e2SMaor Dickman static int mlx5e_tc_nic_create_miss_table(struct mlx5e_priv *priv) 516766cb64e2SMaor Dickman { 5168f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 5169f52f2faeSLama Kayal struct mlx5_flow_table **ft = &tc->miss_t; 517066cb64e2SMaor Dickman struct mlx5_flow_table_attr ft_attr = {}; 517166cb64e2SMaor Dickman struct mlx5_flow_namespace *ns; 517266cb64e2SMaor Dickman int err = 0; 517366cb64e2SMaor Dickman 517466cb64e2SMaor Dickman ft_attr.max_fte = 1; 517566cb64e2SMaor Dickman ft_attr.autogroup.max_num_groups = 1; 517666cb64e2SMaor Dickman ft_attr.level = MLX5E_TC_MISS_LEVEL; 517766cb64e2SMaor Dickman ft_attr.prio = 0; 517866cb64e2SMaor Dickman ns = mlx5_get_flow_namespace(priv->mdev, MLX5_FLOW_NAMESPACE_KERNEL); 517966cb64e2SMaor Dickman 518066cb64e2SMaor Dickman *ft = mlx5_create_auto_grouped_flow_table(ns, &ft_attr); 518166cb64e2SMaor Dickman if (IS_ERR(*ft)) { 518266cb64e2SMaor Dickman err = PTR_ERR(*ft); 518366cb64e2SMaor Dickman netdev_err(priv->netdev, "failed to create tc nic miss table err=%d\n", err); 518466cb64e2SMaor Dickman } 518566cb64e2SMaor Dickman 518666cb64e2SMaor Dickman return err; 518766cb64e2SMaor Dickman } 518866cb64e2SMaor Dickman 518966cb64e2SMaor Dickman static void mlx5e_tc_nic_destroy_miss_table(struct mlx5e_priv *priv) 519066cb64e2SMaor Dickman { 5191f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 5192f52f2faeSLama Kayal 5193f52f2faeSLama Kayal mlx5_destroy_flow_table(tc->miss_t); 519466cb64e2SMaor Dickman } 519566cb64e2SMaor Dickman 5196655dc3d2SOr Gerlitz int mlx5e_tc_nic_init(struct mlx5e_priv *priv) 5197e8f887acSAmir Vadai { 5198f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 51996a064674SAriel Levkovich struct mlx5_core_dev *dev = priv->mdev; 5200c9355682SChris Mi struct mapping_ctx *chains_mapping; 52016a064674SAriel Levkovich struct mlx5_chains_attr attr = {}; 52022198b932SRoi Dayan u64 mapping_id; 52034d8fcf21SAlaa Hleihel int err; 5204e8f887acSAmir Vadai 5205b2fdf3d0SPaul Blakey mlx5e_mod_hdr_tbl_init(&tc->mod_hdr); 5206b6fac0b4SVlad Buslov mutex_init(&tc->t_lock); 5207b32accdaSVlad Buslov mutex_init(&tc->hairpin_tbl_lock); 52085c65c564SOr Gerlitz hash_init(tc->hairpin_tbl); 520965f586c2SLama Kayal tc->priv = priv; 521011c9c548SOr Gerlitz 52114d8fcf21SAlaa Hleihel err = rhashtable_init(&tc->ht, &tc_ht_params); 52124d8fcf21SAlaa Hleihel if (err) 52134d8fcf21SAlaa Hleihel return err; 52144d8fcf21SAlaa Hleihel 52159ba33339SRoi Dayan lockdep_set_class(&tc->ht.mutex, &tc_ht_lock_key); 52165aa56105SVlad Buslov lockdep_init_map(&tc->ht.run_work.lockdep_map, "tc_ht_wq_key", &tc_ht_wq_key, 0); 52179ba33339SRoi Dayan 52182198b932SRoi Dayan mapping_id = mlx5_query_nic_system_image_guid(dev); 52192198b932SRoi Dayan 52202198b932SRoi Dayan chains_mapping = mapping_create_for_id(mapping_id, MAPPING_TYPE_CHAIN, 52212198b932SRoi Dayan sizeof(struct mlx5_mapped_obj), 5222c9355682SChris Mi MLX5E_TC_TABLE_CHAIN_TAG_MASK, true); 52232198b932SRoi Dayan 5224c9355682SChris Mi if (IS_ERR(chains_mapping)) { 5225c9355682SChris Mi err = PTR_ERR(chains_mapping); 5226c9355682SChris Mi goto err_mapping; 5227c9355682SChris Mi } 5228c9355682SChris Mi tc->mapping = chains_mapping; 5229c9355682SChris Mi 523066cb64e2SMaor Dickman err = mlx5e_tc_nic_create_miss_table(priv); 523166cb64e2SMaor Dickman if (err) 523266cb64e2SMaor Dickman goto err_chains; 523366cb64e2SMaor Dickman 5234c9355682SChris Mi if (MLX5_CAP_FLOWTABLE_NIC_RX(priv->mdev, ignore_flow_level)) 5235c7569097SAriel Levkovich attr.flags = MLX5_CHAINS_AND_PRIOS_SUPPORTED | 5236c7569097SAriel Levkovich MLX5_CHAINS_IGNORE_FLOW_LEVEL_SUPPORTED; 52376a064674SAriel Levkovich attr.ns = MLX5_FLOW_NAMESPACE_KERNEL; 52386a064674SAriel Levkovich attr.max_grp_num = MLX5E_TC_TABLE_NUM_GROUPS; 5239f52f2faeSLama Kayal attr.default_ft = tc->miss_t; 5240c9355682SChris Mi attr.mapping = chains_mapping; 52418e80e564SPaul Blakey attr.fs_base_prio = MLX5E_TC_PRIO; 52426a064674SAriel Levkovich 52436a064674SAriel Levkovich tc->chains = mlx5_chains_create(dev, &attr); 52446a064674SAriel Levkovich if (IS_ERR(tc->chains)) { 52456a064674SAriel Levkovich err = PTR_ERR(tc->chains); 524666cb64e2SMaor Dickman goto err_miss; 52476a064674SAriel Levkovich } 52486a064674SAriel Levkovich 52498e80e564SPaul Blakey mlx5_chains_print_info(tc->chains); 52508e80e564SPaul Blakey 5251f0da4daaSChris Mi tc->post_act = mlx5e_tc_post_act_init(priv, tc->chains, MLX5_FLOW_NAMESPACE_KERNEL); 525265f586c2SLama Kayal tc->ct = mlx5_tc_ct_init(priv, tc->chains, &tc->mod_hdr, 5253f0da4daaSChris Mi MLX5_FLOW_NAMESPACE_KERNEL, tc->post_act); 5254aedd133dSAriel Levkovich 52554d8fcf21SAlaa Hleihel tc->netdevice_nb.notifier_call = mlx5e_tc_netdev_event; 5256d48834f9SJiri Pirko err = register_netdevice_notifier_dev_net(priv->netdev, 5257d48834f9SJiri Pirko &tc->netdevice_nb, 5258d48834f9SJiri Pirko &tc->netdevice_nn); 5259d48834f9SJiri Pirko if (err) { 52604d8fcf21SAlaa Hleihel tc->netdevice_nb.notifier_call = NULL; 52614d8fcf21SAlaa Hleihel mlx5_core_warn(priv->mdev, "Failed to register netdev notifier\n"); 52626a064674SAriel Levkovich goto err_reg; 52634d8fcf21SAlaa Hleihel } 52644d8fcf21SAlaa Hleihel 52650e414518SGal Pressman mlx5e_tc_debugfs_init(tc, mlx5e_fs_get_debugfs_root(priv->fs)); 52660e414518SGal Pressman 5267d13674b1SOz Shlomo tc->action_stats_handle = mlx5e_tc_act_stats_create(); 52681166add4SOz Shlomo if (IS_ERR(tc->action_stats_handle)) { 52691166add4SOz Shlomo err = PTR_ERR(tc->action_stats_handle); 5270d13674b1SOz Shlomo goto err_act_stats; 52711166add4SOz Shlomo } 5272d13674b1SOz Shlomo 52736a064674SAriel Levkovich return 0; 52746a064674SAriel Levkovich 5275d13674b1SOz Shlomo err_act_stats: 5276d13674b1SOz Shlomo unregister_netdevice_notifier_dev_net(priv->netdev, 5277d13674b1SOz Shlomo &tc->netdevice_nb, 5278d13674b1SOz Shlomo &tc->netdevice_nn); 52796a064674SAriel Levkovich err_reg: 5280aedd133dSAriel Levkovich mlx5_tc_ct_clean(tc->ct); 5281f0da4daaSChris Mi mlx5e_tc_post_act_destroy(tc->post_act); 52826a064674SAriel Levkovich mlx5_chains_destroy(tc->chains); 528366cb64e2SMaor Dickman err_miss: 528466cb64e2SMaor Dickman mlx5e_tc_nic_destroy_miss_table(priv); 52856a064674SAriel Levkovich err_chains: 5286c9355682SChris Mi mapping_destroy(chains_mapping); 5287c9355682SChris Mi err_mapping: 52886a064674SAriel Levkovich rhashtable_destroy(&tc->ht); 52894d8fcf21SAlaa Hleihel return err; 5290e8f887acSAmir Vadai } 5291e8f887acSAmir Vadai 5292e8f887acSAmir Vadai static void _mlx5e_tc_del_flow(void *ptr, void *arg) 5293e8f887acSAmir Vadai { 5294e8f887acSAmir Vadai struct mlx5e_tc_flow *flow = ptr; 5295655dc3d2SOr Gerlitz struct mlx5e_priv *priv = flow->priv; 5296e8f887acSAmir Vadai 5297961e8979SRoi Dayan mlx5e_tc_del_flow(priv, flow); 5298e8f887acSAmir Vadai kfree(flow); 5299e8f887acSAmir Vadai } 5300e8f887acSAmir Vadai 5301655dc3d2SOr Gerlitz void mlx5e_tc_nic_cleanup(struct mlx5e_priv *priv) 5302e8f887acSAmir Vadai { 5303f52f2faeSLama Kayal struct mlx5e_tc_table *tc = mlx5e_fs_get_tc(priv->fs); 5304e8f887acSAmir Vadai 53050e414518SGal Pressman debugfs_remove_recursive(tc->dfs_root); 53060e414518SGal Pressman 53074d8fcf21SAlaa Hleihel if (tc->netdevice_nb.notifier_call) 5308d48834f9SJiri Pirko unregister_netdevice_notifier_dev_net(priv->netdev, 5309d48834f9SJiri Pirko &tc->netdevice_nb, 5310d48834f9SJiri Pirko &tc->netdevice_nn); 53114d8fcf21SAlaa Hleihel 5312b2fdf3d0SPaul Blakey mlx5e_mod_hdr_tbl_destroy(&tc->mod_hdr); 5313b32accdaSVlad Buslov mutex_destroy(&tc->hairpin_tbl_lock); 5314b32accdaSVlad Buslov 53156a064674SAriel Levkovich rhashtable_free_and_destroy(&tc->ht, _mlx5e_tc_del_flow, NULL); 5316e8f887acSAmir Vadai 5317acff797cSMaor Gottlieb if (!IS_ERR_OR_NULL(tc->t)) { 53186a064674SAriel Levkovich mlx5_chains_put_table(tc->chains, 0, 1, MLX5E_TC_FT_LEVEL); 5319acff797cSMaor Gottlieb tc->t = NULL; 5320e8f887acSAmir Vadai } 5321b6fac0b4SVlad Buslov mutex_destroy(&tc->t_lock); 53226a064674SAriel Levkovich 5323aedd133dSAriel Levkovich mlx5_tc_ct_clean(tc->ct); 5324f0da4daaSChris Mi mlx5e_tc_post_act_destroy(tc->post_act); 5325c9355682SChris Mi mapping_destroy(tc->mapping); 53266a064674SAriel Levkovich mlx5_chains_destroy(tc->chains); 532766cb64e2SMaor Dickman mlx5e_tc_nic_destroy_miss_table(priv); 5328d13674b1SOz Shlomo mlx5e_tc_act_stats_free(tc->action_stats_handle); 5329e8f887acSAmir Vadai } 5330655dc3d2SOr Gerlitz 5331d1a3138fSPaul Blakey int mlx5e_tc_ht_init(struct rhashtable *tc_ht) 5332d1a3138fSPaul Blakey { 5333d1a3138fSPaul Blakey int err; 5334d1a3138fSPaul Blakey 5335d1a3138fSPaul Blakey err = rhashtable_init(tc_ht, &tc_ht_params); 5336d1a3138fSPaul Blakey if (err) 5337d1a3138fSPaul Blakey return err; 5338d1a3138fSPaul Blakey 5339d1a3138fSPaul Blakey lockdep_set_class(&tc_ht->mutex, &tc_ht_lock_key); 53405aa56105SVlad Buslov lockdep_init_map(&tc_ht->run_work.lockdep_map, "tc_ht_wq_key", &tc_ht_wq_key, 0); 5341d1a3138fSPaul Blakey 5342d1a3138fSPaul Blakey return 0; 5343d1a3138fSPaul Blakey } 5344d1a3138fSPaul Blakey 5345d1a3138fSPaul Blakey void mlx5e_tc_ht_cleanup(struct rhashtable *tc_ht) 5346d1a3138fSPaul Blakey { 5347d1a3138fSPaul Blakey rhashtable_free_and_destroy(tc_ht, _mlx5e_tc_del_flow, NULL); 5348d1a3138fSPaul Blakey } 5349d1a3138fSPaul Blakey 5350d1a3138fSPaul Blakey int mlx5e_tc_esw_init(struct mlx5_rep_uplink_priv *uplink_priv) 5351655dc3d2SOr Gerlitz { 5352d7a42ad0SRoi Dayan const size_t sz_enc_opts = sizeof(struct tunnel_match_enc_opts); 5353aedd133dSAriel Levkovich struct mlx5e_rep_priv *rpriv; 53540a7fcb78SPaul Blakey struct mapping_ctx *mapping; 5355aedd133dSAriel Levkovich struct mlx5_eswitch *esw; 5356aedd133dSAriel Levkovich struct mlx5e_priv *priv; 53572198b932SRoi Dayan u64 mapping_id; 5358aedd133dSAriel Levkovich int err = 0; 53590a7fcb78SPaul Blakey 5360aedd133dSAriel Levkovich rpriv = container_of(uplink_priv, struct mlx5e_rep_priv, uplink_priv); 5361aedd133dSAriel Levkovich priv = netdev_priv(rpriv->netdev); 5362aedd133dSAriel Levkovich esw = priv->mdev->priv.eswitch; 53630a7fcb78SPaul Blakey 5364f0da4daaSChris Mi uplink_priv->post_act = mlx5e_tc_post_act_init(priv, esw_chains(esw), 5365f0da4daaSChris Mi MLX5_FLOW_NAMESPACE_FDB); 5366aedd133dSAriel Levkovich uplink_priv->ct_priv = mlx5_tc_ct_init(netdev_priv(priv->netdev), 5367aedd133dSAriel Levkovich esw_chains(esw), 5368aedd133dSAriel Levkovich &esw->offloads.mod_hdr, 5369f0da4daaSChris Mi MLX5_FLOW_NAMESPACE_FDB, 5370f0da4daaSChris Mi uplink_priv->post_act); 53714c3844d9SPaul Blakey 53724f4edcc2SAriel Levkovich uplink_priv->int_port_priv = mlx5e_tc_int_port_init(netdev_priv(priv->netdev)); 53734f4edcc2SAriel Levkovich 53742741f223SChris Mi uplink_priv->tc_psample = mlx5e_tc_sample_init(esw, uplink_priv->post_act); 53752a9ab10aSChris Mi 53762198b932SRoi Dayan mapping_id = mlx5_query_nic_system_image_guid(esw->dev); 53772198b932SRoi Dayan 53782198b932SRoi Dayan mapping = mapping_create_for_id(mapping_id, MAPPING_TYPE_TUNNEL, 53792198b932SRoi Dayan sizeof(struct tunnel_match_key), 53800a7fcb78SPaul Blakey TUNNEL_INFO_BITS_MASK, true); 53812198b932SRoi Dayan 53820a7fcb78SPaul Blakey if (IS_ERR(mapping)) { 53830a7fcb78SPaul Blakey err = PTR_ERR(mapping); 53840a7fcb78SPaul Blakey goto err_tun_mapping; 53850a7fcb78SPaul Blakey } 53860a7fcb78SPaul Blakey uplink_priv->tunnel_mapping = mapping; 53870a7fcb78SPaul Blakey 53883222efd4SVlad Buslov /* Two last values are reserved for stack devices slow path table mark 53893222efd4SVlad Buslov * and bridge ingress push mark. 53903222efd4SVlad Buslov */ 53912198b932SRoi Dayan mapping = mapping_create_for_id(mapping_id, MAPPING_TYPE_TUNNEL_ENC_OPTS, 53923222efd4SVlad Buslov sz_enc_opts, ENC_OPTS_BITS_MASK - 2, true); 53930a7fcb78SPaul Blakey if (IS_ERR(mapping)) { 53940a7fcb78SPaul Blakey err = PTR_ERR(mapping); 53950a7fcb78SPaul Blakey goto err_enc_opts_mapping; 53960a7fcb78SPaul Blakey } 53970a7fcb78SPaul Blakey uplink_priv->tunnel_enc_opts_mapping = mapping; 53980a7fcb78SPaul Blakey 53998914add2SVlad Buslov uplink_priv->encap = mlx5e_tc_tun_init(priv); 54002b6c3c1eSWei Yongjun if (IS_ERR(uplink_priv->encap)) { 54012b6c3c1eSWei Yongjun err = PTR_ERR(uplink_priv->encap); 54028914add2SVlad Buslov goto err_register_fib_notifier; 54032b6c3c1eSWei Yongjun } 54048914add2SVlad Buslov 5405d13674b1SOz Shlomo uplink_priv->action_stats_handle = mlx5e_tc_act_stats_create(); 54061166add4SOz Shlomo if (IS_ERR(uplink_priv->action_stats_handle)) { 54071166add4SOz Shlomo err = PTR_ERR(uplink_priv->action_stats_handle); 5408d13674b1SOz Shlomo goto err_action_counter; 54091166add4SOz Shlomo } 5410d13674b1SOz Shlomo 54112b6c3c1eSWei Yongjun return 0; 54120a7fcb78SPaul Blakey 5413d13674b1SOz Shlomo err_action_counter: 5414d13674b1SOz Shlomo mlx5e_tc_tun_cleanup(uplink_priv->encap); 54158914add2SVlad Buslov err_register_fib_notifier: 54160a7fcb78SPaul Blakey mapping_destroy(uplink_priv->tunnel_enc_opts_mapping); 54170a7fcb78SPaul Blakey err_enc_opts_mapping: 54180a7fcb78SPaul Blakey mapping_destroy(uplink_priv->tunnel_mapping); 54190a7fcb78SPaul Blakey err_tun_mapping: 54200027d70cSChris Mi mlx5e_tc_sample_cleanup(uplink_priv->tc_psample); 54214f4edcc2SAriel Levkovich mlx5e_tc_int_port_cleanup(uplink_priv->int_port_priv); 5422aedd133dSAriel Levkovich mlx5_tc_ct_clean(uplink_priv->ct_priv); 54230a7fcb78SPaul Blakey netdev_warn(priv->netdev, 54240a7fcb78SPaul Blakey "Failed to initialize tc (eswitch), err: %d", err); 5425f0da4daaSChris Mi mlx5e_tc_post_act_destroy(uplink_priv->post_act); 54260a7fcb78SPaul Blakey return err; 5427655dc3d2SOr Gerlitz } 5428655dc3d2SOr Gerlitz 5429d1a3138fSPaul Blakey void mlx5e_tc_esw_cleanup(struct mlx5_rep_uplink_priv *uplink_priv) 5430655dc3d2SOr Gerlitz { 5431c9668f0bSPaul Blakey struct mlx5e_rep_priv *rpriv; 5432c9668f0bSPaul Blakey struct mlx5_eswitch *esw; 5433c9668f0bSPaul Blakey struct mlx5e_priv *priv; 5434c9668f0bSPaul Blakey 5435c9668f0bSPaul Blakey rpriv = container_of(uplink_priv, struct mlx5e_rep_priv, uplink_priv); 5436c9668f0bSPaul Blakey priv = netdev_priv(rpriv->netdev); 5437c9668f0bSPaul Blakey esw = priv->mdev->priv.eswitch; 5438c9668f0bSPaul Blakey 5439c9668f0bSPaul Blakey mlx5e_tc_clean_fdb_peer_flows(esw); 5440c9668f0bSPaul Blakey 54418914add2SVlad Buslov mlx5e_tc_tun_cleanup(uplink_priv->encap); 54428914add2SVlad Buslov 54430a7fcb78SPaul Blakey mapping_destroy(uplink_priv->tunnel_enc_opts_mapping); 54440a7fcb78SPaul Blakey mapping_destroy(uplink_priv->tunnel_mapping); 54454c3844d9SPaul Blakey 54460027d70cSChris Mi mlx5e_tc_sample_cleanup(uplink_priv->tc_psample); 54474f4edcc2SAriel Levkovich mlx5e_tc_int_port_cleanup(uplink_priv->int_port_priv); 5448aedd133dSAriel Levkovich mlx5_tc_ct_clean(uplink_priv->ct_priv); 544974e6b2a8SJianbo Liu mlx5e_flow_meters_cleanup(uplink_priv->flow_meters); 5450f0da4daaSChris Mi mlx5e_tc_post_act_destroy(uplink_priv->post_act); 5451d13674b1SOz Shlomo mlx5e_tc_act_stats_free(uplink_priv->action_stats_handle); 5452655dc3d2SOr Gerlitz } 545301252a27SOr Gerlitz 5454226f2ca3SVlad Buslov int mlx5e_tc_num_filters(struct mlx5e_priv *priv, unsigned long flags) 545501252a27SOr Gerlitz { 5456d9ee0491SOr Gerlitz struct rhashtable *tc_ht = get_tc_ht(priv, flags); 545701252a27SOr Gerlitz 545801252a27SOr Gerlitz return atomic_read(&tc_ht->nelems); 545901252a27SOr Gerlitz } 546004de7ddaSRoi Dayan 546104de7ddaSRoi Dayan void mlx5e_tc_clean_fdb_peer_flows(struct mlx5_eswitch *esw) 546204de7ddaSRoi Dayan { 546304de7ddaSRoi Dayan struct mlx5e_tc_flow *flow, *tmp; 546404de7ddaSRoi Dayan 546504de7ddaSRoi Dayan list_for_each_entry_safe(flow, tmp, &esw->offloads.peer_flows, peer) 546604de7ddaSRoi Dayan __mlx5e_tc_del_fdb_peer_flow(flow); 546704de7ddaSRoi Dayan } 5468b4a23329SRoi Dayan 5469b4a23329SRoi Dayan void mlx5e_tc_reoffload_flows_work(struct work_struct *work) 5470b4a23329SRoi Dayan { 5471b4a23329SRoi Dayan struct mlx5_rep_uplink_priv *rpriv = 5472b4a23329SRoi Dayan container_of(work, struct mlx5_rep_uplink_priv, 5473b4a23329SRoi Dayan reoffload_flows_work); 5474b4a23329SRoi Dayan struct mlx5e_tc_flow *flow, *tmp; 5475b4a23329SRoi Dayan 5476ad86755bSVlad Buslov mutex_lock(&rpriv->unready_flows_lock); 5477b4a23329SRoi Dayan list_for_each_entry_safe(flow, tmp, &rpriv->unready_flows, unready) { 5478b4a23329SRoi Dayan if (!mlx5e_tc_add_fdb_flow(flow->priv, flow, NULL)) 5479ad86755bSVlad Buslov unready_flow_del(flow); 5480b4a23329SRoi Dayan } 5481ad86755bSVlad Buslov mutex_unlock(&rpriv->unready_flows_lock); 5482b4a23329SRoi Dayan } 5483e2394a61SVlad Buslov 5484e2394a61SVlad Buslov static int mlx5e_setup_tc_cls_flower(struct mlx5e_priv *priv, 5485e2394a61SVlad Buslov struct flow_cls_offload *cls_flower, 5486e2394a61SVlad Buslov unsigned long flags) 5487e2394a61SVlad Buslov { 5488e2394a61SVlad Buslov switch (cls_flower->command) { 5489e2394a61SVlad Buslov case FLOW_CLS_REPLACE: 5490e2394a61SVlad Buslov return mlx5e_configure_flower(priv->netdev, priv, cls_flower, 5491e2394a61SVlad Buslov flags); 5492e2394a61SVlad Buslov case FLOW_CLS_DESTROY: 5493e2394a61SVlad Buslov return mlx5e_delete_flower(priv->netdev, priv, cls_flower, 5494e2394a61SVlad Buslov flags); 5495e2394a61SVlad Buslov case FLOW_CLS_STATS: 5496e2394a61SVlad Buslov return mlx5e_stats_flower(priv->netdev, priv, cls_flower, 5497e2394a61SVlad Buslov flags); 5498e2394a61SVlad Buslov default: 5499e2394a61SVlad Buslov return -EOPNOTSUPP; 5500e2394a61SVlad Buslov } 5501e2394a61SVlad Buslov } 5502e2394a61SVlad Buslov 5503e2394a61SVlad Buslov int mlx5e_setup_tc_block_cb(enum tc_setup_type type, void *type_data, 5504e2394a61SVlad Buslov void *cb_priv) 5505e2394a61SVlad Buslov { 5506ec9457a6SRoi Dayan unsigned long flags = MLX5_TC_FLAG(INGRESS); 5507e2394a61SVlad Buslov struct mlx5e_priv *priv = cb_priv; 5508e2394a61SVlad Buslov 55092ff349c5SRoi Dayan if (!priv->netdev || !netif_device_present(priv->netdev)) 55102ff349c5SRoi Dayan return -EOPNOTSUPP; 55112ff349c5SRoi Dayan 5512ec9457a6SRoi Dayan if (mlx5e_is_uplink_rep(priv)) 5513ec9457a6SRoi Dayan flags |= MLX5_TC_FLAG(ESW_OFFLOAD); 5514ec9457a6SRoi Dayan else 5515ec9457a6SRoi Dayan flags |= MLX5_TC_FLAG(NIC_OFFLOAD); 5516ec9457a6SRoi Dayan 5517e2394a61SVlad Buslov switch (type) { 5518e2394a61SVlad Buslov case TC_SETUP_CLSFLOWER: 5519e2394a61SVlad Buslov return mlx5e_setup_tc_cls_flower(priv, type_data, flags); 5520e2394a61SVlad Buslov default: 5521e2394a61SVlad Buslov return -EOPNOTSUPP; 5522e2394a61SVlad Buslov } 5523e2394a61SVlad Buslov } 5524c7569097SAriel Levkovich 552593a1ab2cSPaul Blakey static bool mlx5e_tc_restore_tunnel(struct mlx5e_priv *priv, struct sk_buff *skb, 552693a1ab2cSPaul Blakey struct mlx5e_tc_update_priv *tc_priv, 552793a1ab2cSPaul Blakey u32 tunnel_id) 5528c7569097SAriel Levkovich { 552993a1ab2cSPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 553093a1ab2cSPaul Blakey struct tunnel_match_enc_opts enc_opts = {}; 553193a1ab2cSPaul Blakey struct mlx5_rep_uplink_priv *uplink_priv; 553293a1ab2cSPaul Blakey struct mlx5e_rep_priv *uplink_rpriv; 553393a1ab2cSPaul Blakey struct metadata_dst *tun_dst; 553493a1ab2cSPaul Blakey struct tunnel_match_key key; 553593a1ab2cSPaul Blakey u32 tun_id, enc_opts_id; 553693a1ab2cSPaul Blakey struct net_device *dev; 5537c7569097SAriel Levkovich int err; 5538c7569097SAriel Levkovich 553993a1ab2cSPaul Blakey enc_opts_id = tunnel_id & ENC_OPTS_BITS_MASK; 554093a1ab2cSPaul Blakey tun_id = tunnel_id >> ENC_OPTS_BITS; 5541c7569097SAriel Levkovich 554293a1ab2cSPaul Blakey if (!tun_id) 554393a1ab2cSPaul Blakey return true; 554493a1ab2cSPaul Blakey 554593a1ab2cSPaul Blakey uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 554693a1ab2cSPaul Blakey uplink_priv = &uplink_rpriv->uplink_priv; 554793a1ab2cSPaul Blakey 554893a1ab2cSPaul Blakey err = mapping_find(uplink_priv->tunnel_mapping, tun_id, &key); 5549c7569097SAriel Levkovich if (err) { 5550c7569097SAriel Levkovich netdev_dbg(priv->netdev, 555193a1ab2cSPaul Blakey "Couldn't find tunnel for tun_id: %d, err: %d\n", 555293a1ab2cSPaul Blakey tun_id, err); 5553c7569097SAriel Levkovich return false; 5554c7569097SAriel Levkovich } 5555c7569097SAriel Levkovich 555693a1ab2cSPaul Blakey if (enc_opts_id) { 555793a1ab2cSPaul Blakey err = mapping_find(uplink_priv->tunnel_enc_opts_mapping, 555893a1ab2cSPaul Blakey enc_opts_id, &enc_opts); 555993a1ab2cSPaul Blakey if (err) { 556093a1ab2cSPaul Blakey netdev_dbg(priv->netdev, 556193a1ab2cSPaul Blakey "Couldn't find tunnel (opts) for tun_id: %d, err: %d\n", 556293a1ab2cSPaul Blakey enc_opts_id, err); 5563c7569097SAriel Levkovich return false; 556493a1ab2cSPaul Blakey } 556593a1ab2cSPaul Blakey } 556693a1ab2cSPaul Blakey 556793a1ab2cSPaul Blakey switch (key.enc_control.addr_type) { 556893a1ab2cSPaul Blakey case FLOW_DISSECTOR_KEY_IPV4_ADDRS: 556993a1ab2cSPaul Blakey tun_dst = __ip_tun_set_dst(key.enc_ipv4.src, key.enc_ipv4.dst, 557093a1ab2cSPaul Blakey key.enc_ip.tos, key.enc_ip.ttl, 557193a1ab2cSPaul Blakey key.enc_tp.dst, TUNNEL_KEY, 557293a1ab2cSPaul Blakey key32_to_tunnel_id(key.enc_key_id.keyid), 557393a1ab2cSPaul Blakey enc_opts.key.len); 557493a1ab2cSPaul Blakey break; 557593a1ab2cSPaul Blakey case FLOW_DISSECTOR_KEY_IPV6_ADDRS: 557693a1ab2cSPaul Blakey tun_dst = __ipv6_tun_set_dst(&key.enc_ipv6.src, &key.enc_ipv6.dst, 557793a1ab2cSPaul Blakey key.enc_ip.tos, key.enc_ip.ttl, 557893a1ab2cSPaul Blakey key.enc_tp.dst, 0, TUNNEL_KEY, 557993a1ab2cSPaul Blakey key32_to_tunnel_id(key.enc_key_id.keyid), 558093a1ab2cSPaul Blakey enc_opts.key.len); 558193a1ab2cSPaul Blakey break; 558293a1ab2cSPaul Blakey default: 558393a1ab2cSPaul Blakey netdev_dbg(priv->netdev, 558493a1ab2cSPaul Blakey "Couldn't restore tunnel, unsupported addr_type: %d\n", 558593a1ab2cSPaul Blakey key.enc_control.addr_type); 558693a1ab2cSPaul Blakey return false; 558793a1ab2cSPaul Blakey } 558893a1ab2cSPaul Blakey 558993a1ab2cSPaul Blakey if (!tun_dst) { 559093a1ab2cSPaul Blakey netdev_dbg(priv->netdev, "Couldn't restore tunnel, no tun_dst\n"); 559193a1ab2cSPaul Blakey return false; 559293a1ab2cSPaul Blakey } 559393a1ab2cSPaul Blakey 559493a1ab2cSPaul Blakey tun_dst->u.tun_info.key.tp_src = key.enc_tp.src; 559593a1ab2cSPaul Blakey 559693a1ab2cSPaul Blakey if (enc_opts.key.len) 559793a1ab2cSPaul Blakey ip_tunnel_info_opts_set(&tun_dst->u.tun_info, 559893a1ab2cSPaul Blakey enc_opts.key.data, 559993a1ab2cSPaul Blakey enc_opts.key.len, 560093a1ab2cSPaul Blakey enc_opts.key.dst_opt_type); 560193a1ab2cSPaul Blakey 560293a1ab2cSPaul Blakey skb_dst_set(skb, (struct dst_entry *)tun_dst); 560393a1ab2cSPaul Blakey dev = dev_get_by_index(&init_net, key.filter_ifindex); 560493a1ab2cSPaul Blakey if (!dev) { 560593a1ab2cSPaul Blakey netdev_dbg(priv->netdev, 560693a1ab2cSPaul Blakey "Couldn't find tunnel device with ifindex: %d\n", 560793a1ab2cSPaul Blakey key.filter_ifindex); 560893a1ab2cSPaul Blakey return false; 560993a1ab2cSPaul Blakey } 561093a1ab2cSPaul Blakey 561193a1ab2cSPaul Blakey /* Set fwd_dev so we do dev_put() after datapath */ 561293a1ab2cSPaul Blakey tc_priv->fwd_dev = dev; 561393a1ab2cSPaul Blakey 561493a1ab2cSPaul Blakey skb->dev = dev; 561593a1ab2cSPaul Blakey 561693a1ab2cSPaul Blakey return true; 561793a1ab2cSPaul Blakey } 561893a1ab2cSPaul Blakey 561967027828SPaul Blakey static bool mlx5e_tc_restore_skb_tc_meta(struct sk_buff *skb, struct mlx5_tc_ct_priv *ct_priv, 562067027828SPaul Blakey struct mlx5_mapped_obj *mapped_obj, u32 zone_restore_id, 562193a1ab2cSPaul Blakey u32 tunnel_id, struct mlx5e_tc_update_priv *tc_priv) 562293a1ab2cSPaul Blakey { 562393a1ab2cSPaul Blakey struct mlx5e_priv *priv = netdev_priv(skb->dev); 562493a1ab2cSPaul Blakey struct tc_skb_ext *tc_skb_ext; 562567027828SPaul Blakey u64 act_miss_cookie; 562667027828SPaul Blakey u32 chain; 562793a1ab2cSPaul Blakey 562867027828SPaul Blakey chain = mapped_obj->type == MLX5_MAPPED_OBJ_CHAIN ? mapped_obj->chain : 0; 562967027828SPaul Blakey act_miss_cookie = mapped_obj->type == MLX5_MAPPED_OBJ_ACT_MISS ? 563067027828SPaul Blakey mapped_obj->act_miss_cookie : 0; 563167027828SPaul Blakey if (chain || act_miss_cookie) { 563293a1ab2cSPaul Blakey if (!mlx5e_tc_ct_restore_flow(ct_priv, skb, zone_restore_id)) 563393a1ab2cSPaul Blakey return false; 563493a1ab2cSPaul Blakey 563593a1ab2cSPaul Blakey tc_skb_ext = tc_skb_ext_alloc(skb); 563693a1ab2cSPaul Blakey if (!tc_skb_ext) { 563793a1ab2cSPaul Blakey WARN_ON(1); 563893a1ab2cSPaul Blakey return false; 563993a1ab2cSPaul Blakey } 5640c7569097SAriel Levkovich 564167027828SPaul Blakey if (act_miss_cookie) { 564267027828SPaul Blakey tc_skb_ext->act_miss_cookie = act_miss_cookie; 564367027828SPaul Blakey tc_skb_ext->act_miss = 1; 564467027828SPaul Blakey } else { 5645c7569097SAriel Levkovich tc_skb_ext->chain = chain; 564693a1ab2cSPaul Blakey } 564767027828SPaul Blakey } 5648aedd133dSAriel Levkovich 564993a1ab2cSPaul Blakey if (tc_priv) 565093a1ab2cSPaul Blakey return mlx5e_tc_restore_tunnel(priv, skb, tc_priv, tunnel_id); 5651aedd133dSAriel Levkovich 565293a1ab2cSPaul Blakey return true; 565393a1ab2cSPaul Blakey } 565493a1ab2cSPaul Blakey 565593a1ab2cSPaul Blakey static void mlx5e_tc_restore_skb_sample(struct mlx5e_priv *priv, struct sk_buff *skb, 565693a1ab2cSPaul Blakey struct mlx5_mapped_obj *mapped_obj, 565793a1ab2cSPaul Blakey struct mlx5e_tc_update_priv *tc_priv) 565893a1ab2cSPaul Blakey { 565993a1ab2cSPaul Blakey if (!mlx5e_tc_restore_tunnel(priv, skb, tc_priv, mapped_obj->sample.tunnel_id)) { 566093a1ab2cSPaul Blakey netdev_dbg(priv->netdev, 566193a1ab2cSPaul Blakey "Failed to restore tunnel info for sampled packet\n"); 566293a1ab2cSPaul Blakey return; 566393a1ab2cSPaul Blakey } 566493a1ab2cSPaul Blakey mlx5e_tc_sample_skb(skb, mapped_obj); 566593a1ab2cSPaul Blakey } 566693a1ab2cSPaul Blakey 566793a1ab2cSPaul Blakey static bool mlx5e_tc_restore_skb_int_port(struct mlx5e_priv *priv, struct sk_buff *skb, 566893a1ab2cSPaul Blakey struct mlx5_mapped_obj *mapped_obj, 566993a1ab2cSPaul Blakey struct mlx5e_tc_update_priv *tc_priv, 567093a1ab2cSPaul Blakey u32 tunnel_id) 567193a1ab2cSPaul Blakey { 567293a1ab2cSPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 567393a1ab2cSPaul Blakey struct mlx5_rep_uplink_priv *uplink_priv; 567493a1ab2cSPaul Blakey struct mlx5e_rep_priv *uplink_rpriv; 567593a1ab2cSPaul Blakey bool forward_tx = false; 567693a1ab2cSPaul Blakey 567793a1ab2cSPaul Blakey /* Tunnel restore takes precedence over int port restore */ 567893a1ab2cSPaul Blakey if (tunnel_id) 567993a1ab2cSPaul Blakey return mlx5e_tc_restore_tunnel(priv, skb, tc_priv, tunnel_id); 568093a1ab2cSPaul Blakey 568193a1ab2cSPaul Blakey uplink_rpriv = mlx5_eswitch_get_uplink_priv(esw, REP_ETH); 568293a1ab2cSPaul Blakey uplink_priv = &uplink_rpriv->uplink_priv; 568393a1ab2cSPaul Blakey 568493a1ab2cSPaul Blakey if (mlx5e_tc_int_port_dev_fwd(uplink_priv->int_port_priv, skb, 568593a1ab2cSPaul Blakey mapped_obj->int_port_metadata, &forward_tx)) { 568693a1ab2cSPaul Blakey /* Set fwd_dev for future dev_put */ 568793a1ab2cSPaul Blakey tc_priv->fwd_dev = skb->dev; 568893a1ab2cSPaul Blakey tc_priv->forward_tx = forward_tx; 568993a1ab2cSPaul Blakey 569093a1ab2cSPaul Blakey return true; 569193a1ab2cSPaul Blakey } 569293a1ab2cSPaul Blakey 5693aedd133dSAriel Levkovich return false; 569493a1ab2cSPaul Blakey } 569593a1ab2cSPaul Blakey 569693a1ab2cSPaul Blakey bool mlx5e_tc_update_skb(struct mlx5_cqe64 *cqe, struct sk_buff *skb, 569793a1ab2cSPaul Blakey struct mapping_ctx *mapping_ctx, u32 mapped_obj_id, 569893a1ab2cSPaul Blakey struct mlx5_tc_ct_priv *ct_priv, 569993a1ab2cSPaul Blakey u32 zone_restore_id, u32 tunnel_id, 570093a1ab2cSPaul Blakey struct mlx5e_tc_update_priv *tc_priv) 570193a1ab2cSPaul Blakey { 570293a1ab2cSPaul Blakey struct mlx5e_priv *priv = netdev_priv(skb->dev); 570393a1ab2cSPaul Blakey struct mlx5_mapped_obj mapped_obj; 570493a1ab2cSPaul Blakey int err; 570593a1ab2cSPaul Blakey 570693a1ab2cSPaul Blakey err = mapping_find(mapping_ctx, mapped_obj_id, &mapped_obj); 570793a1ab2cSPaul Blakey if (err) { 570893a1ab2cSPaul Blakey netdev_dbg(skb->dev, 570993a1ab2cSPaul Blakey "Couldn't find mapped object for mapped_obj_id: %d, err: %d\n", 571093a1ab2cSPaul Blakey mapped_obj_id, err); 571193a1ab2cSPaul Blakey return false; 571293a1ab2cSPaul Blakey } 571393a1ab2cSPaul Blakey 571493a1ab2cSPaul Blakey switch (mapped_obj.type) { 571593a1ab2cSPaul Blakey case MLX5_MAPPED_OBJ_CHAIN: 571667027828SPaul Blakey case MLX5_MAPPED_OBJ_ACT_MISS: 571767027828SPaul Blakey return mlx5e_tc_restore_skb_tc_meta(skb, ct_priv, &mapped_obj, zone_restore_id, 571893a1ab2cSPaul Blakey tunnel_id, tc_priv); 571993a1ab2cSPaul Blakey case MLX5_MAPPED_OBJ_SAMPLE: 572093a1ab2cSPaul Blakey mlx5e_tc_restore_skb_sample(priv, skb, &mapped_obj, tc_priv); 572193a1ab2cSPaul Blakey tc_priv->skb_done = true; 572293a1ab2cSPaul Blakey return true; 572393a1ab2cSPaul Blakey case MLX5_MAPPED_OBJ_INT_PORT_METADATA: 572493a1ab2cSPaul Blakey return mlx5e_tc_restore_skb_int_port(priv, skb, &mapped_obj, tc_priv, tunnel_id); 572593a1ab2cSPaul Blakey default: 5726a91d98a0SChris Mi netdev_dbg(priv->netdev, "Invalid mapped object type: %d\n", mapped_obj.type); 5727a91d98a0SChris Mi return false; 5728c7569097SAriel Levkovich } 5729c7569097SAriel Levkovich 573093a1ab2cSPaul Blakey return false; 573193a1ab2cSPaul Blakey } 573293a1ab2cSPaul Blakey 573393a1ab2cSPaul Blakey bool mlx5e_tc_update_skb_nic(struct mlx5_cqe64 *cqe, struct sk_buff *skb) 573493a1ab2cSPaul Blakey { 573593a1ab2cSPaul Blakey struct mlx5e_priv *priv = netdev_priv(skb->dev); 573693a1ab2cSPaul Blakey u32 mapped_obj_id, reg_b, zone_restore_id; 573793a1ab2cSPaul Blakey struct mlx5_tc_ct_priv *ct_priv; 573893a1ab2cSPaul Blakey struct mapping_ctx *mapping_ctx; 573993a1ab2cSPaul Blakey struct mlx5e_tc_table *tc; 574093a1ab2cSPaul Blakey 574193a1ab2cSPaul Blakey reg_b = be32_to_cpu(cqe->ft_metadata); 574293a1ab2cSPaul Blakey tc = mlx5e_fs_get_tc(priv->fs); 574393a1ab2cSPaul Blakey mapped_obj_id = reg_b & MLX5E_TC_TABLE_CHAIN_TAG_MASK; 574493a1ab2cSPaul Blakey zone_restore_id = (reg_b >> MLX5_REG_MAPPING_MOFFSET(NIC_ZONE_RESTORE_TO_REG)) & 574593a1ab2cSPaul Blakey ESW_ZONE_ID_MASK; 574693a1ab2cSPaul Blakey ct_priv = tc->ct; 574793a1ab2cSPaul Blakey mapping_ctx = tc->mapping; 574893a1ab2cSPaul Blakey 574993a1ab2cSPaul Blakey return mlx5e_tc_update_skb(cqe, skb, mapping_ctx, mapped_obj_id, ct_priv, zone_restore_id, 575093a1ab2cSPaul Blakey 0, NULL); 5751c7569097SAriel Levkovich } 575267027828SPaul Blakey 575367027828SPaul Blakey int mlx5e_tc_action_miss_mapping_get(struct mlx5e_priv *priv, struct mlx5_flow_attr *attr, 575467027828SPaul Blakey u64 act_miss_cookie, u32 *act_miss_mapping) 575567027828SPaul Blakey { 575667027828SPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 575767027828SPaul Blakey struct mlx5_mapped_obj mapped_obj = {}; 575867027828SPaul Blakey struct mapping_ctx *ctx; 575967027828SPaul Blakey int err; 576067027828SPaul Blakey 576167027828SPaul Blakey ctx = esw->offloads.reg_c0_obj_pool; 576267027828SPaul Blakey 576367027828SPaul Blakey mapped_obj.type = MLX5_MAPPED_OBJ_ACT_MISS; 576467027828SPaul Blakey mapped_obj.act_miss_cookie = act_miss_cookie; 576567027828SPaul Blakey err = mapping_add(ctx, &mapped_obj, act_miss_mapping); 576667027828SPaul Blakey if (err) 576767027828SPaul Blakey return err; 576867027828SPaul Blakey 576967027828SPaul Blakey attr->act_id_restore_rule = esw_add_restore_rule(esw, *act_miss_mapping); 577067027828SPaul Blakey if (IS_ERR(attr->act_id_restore_rule)) 577167027828SPaul Blakey goto err_rule; 577267027828SPaul Blakey 577367027828SPaul Blakey return 0; 577467027828SPaul Blakey 577567027828SPaul Blakey err_rule: 577667027828SPaul Blakey mapping_remove(ctx, *act_miss_mapping); 577767027828SPaul Blakey return err; 577867027828SPaul Blakey } 577967027828SPaul Blakey 578067027828SPaul Blakey void mlx5e_tc_action_miss_mapping_put(struct mlx5e_priv *priv, struct mlx5_flow_attr *attr, 578167027828SPaul Blakey u32 act_miss_mapping) 578267027828SPaul Blakey { 578367027828SPaul Blakey struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; 578467027828SPaul Blakey struct mapping_ctx *ctx; 578567027828SPaul Blakey 578667027828SPaul Blakey ctx = esw->offloads.reg_c0_obj_pool; 578767027828SPaul Blakey mlx5_del_flow_rules(attr->act_id_restore_rule); 578867027828SPaul Blakey mapping_remove(ctx, act_miss_mapping); 578967027828SPaul Blakey } 5790