/* * Copyright (c) 2015, Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #include #include #include #include "fs_core.h" #include "fs_cmd.h" #include "mlx5_core.h" #include "eswitch.h" static int mlx5_cmd_stub_update_root_ft(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, u32 underlay_qpn, bool disconnect) { return 0; } static int mlx5_cmd_stub_create_flow_table(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, unsigned int log_size, struct mlx5_flow_table *next_ft) { return 0; } static int mlx5_cmd_stub_destroy_flow_table(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft) { return 0; } static int mlx5_cmd_stub_modify_flow_table(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_table *next_ft) { return 0; } static int mlx5_cmd_stub_create_flow_group(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, u32 *in, struct mlx5_flow_group *fg) { return 0; } static int mlx5_cmd_stub_destroy_flow_group(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_group *fg) { return 0; } static int mlx5_cmd_stub_create_fte(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_group *group, struct fs_fte *fte) { return 0; } static int mlx5_cmd_stub_update_fte(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_group *group, int modify_mask, struct fs_fte *fte) { return -EOPNOTSUPP; } static int mlx5_cmd_stub_delete_fte(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct fs_fte *fte) { return 0; } static int mlx5_cmd_stub_packet_reformat_alloc(struct mlx5_flow_root_namespace *ns, int reformat_type, size_t size, void *reformat_data, enum mlx5_flow_namespace_type namespace, struct mlx5_pkt_reformat *pkt_reformat) { return 0; } static void mlx5_cmd_stub_packet_reformat_dealloc(struct mlx5_flow_root_namespace *ns, struct mlx5_pkt_reformat *pkt_reformat) { } static int mlx5_cmd_stub_modify_header_alloc(struct mlx5_flow_root_namespace *ns, u8 namespace, u8 num_actions, void *modify_actions, struct mlx5_modify_hdr *modify_hdr) { return 0; } static void mlx5_cmd_stub_modify_header_dealloc(struct mlx5_flow_root_namespace *ns, struct mlx5_modify_hdr *modify_hdr) { } static int mlx5_cmd_stub_set_peer(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_root_namespace *peer_ns) { return 0; } static int mlx5_cmd_stub_create_ns(struct mlx5_flow_root_namespace *ns) { return 0; } static int mlx5_cmd_stub_destroy_ns(struct mlx5_flow_root_namespace *ns) { return 0; } static int mlx5_cmd_update_root_ft(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, u32 underlay_qpn, bool disconnect) { u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {0}; u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)] = {0}; struct mlx5_core_dev *dev = ns->dev; if ((MLX5_CAP_GEN(dev, port_type) == MLX5_CAP_PORT_TYPE_IB) && underlay_qpn == 0) return 0; MLX5_SET(set_flow_table_root_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ROOT); MLX5_SET(set_flow_table_root_in, in, table_type, ft->type); if (disconnect) { MLX5_SET(set_flow_table_root_in, in, op_mod, 1); MLX5_SET(set_flow_table_root_in, in, table_id, 0); } else { MLX5_SET(set_flow_table_root_in, in, op_mod, 0); MLX5_SET(set_flow_table_root_in, in, table_id, ft->id); } MLX5_SET(set_flow_table_root_in, in, underlay_qpn, underlay_qpn); if (ft->vport) { MLX5_SET(set_flow_table_root_in, in, vport_number, ft->vport); MLX5_SET(set_flow_table_root_in, in, other_vport, 1); } return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } static int mlx5_cmd_create_flow_table(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, unsigned int log_size, struct mlx5_flow_table *next_ft) { int en_encap = !!(ft->flags & MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT); int en_decap = !!(ft->flags & MLX5_FLOW_TABLE_TUNNEL_EN_DECAP); int term = !!(ft->flags & MLX5_FLOW_TABLE_TERMINATION); u32 out[MLX5_ST_SZ_DW(create_flow_table_out)] = {0}; u32 in[MLX5_ST_SZ_DW(create_flow_table_in)] = {0}; struct mlx5_core_dev *dev = ns->dev; int err; MLX5_SET(create_flow_table_in, in, opcode, MLX5_CMD_OP_CREATE_FLOW_TABLE); MLX5_SET(create_flow_table_in, in, table_type, ft->type); MLX5_SET(create_flow_table_in, in, flow_table_context.level, ft->level); MLX5_SET(create_flow_table_in, in, flow_table_context.log_size, log_size); if (ft->vport) { MLX5_SET(create_flow_table_in, in, vport_number, ft->vport); MLX5_SET(create_flow_table_in, in, other_vport, 1); } MLX5_SET(create_flow_table_in, in, flow_table_context.decap_en, en_decap); MLX5_SET(create_flow_table_in, in, flow_table_context.reformat_en, en_encap); MLX5_SET(create_flow_table_in, in, flow_table_context.termination_table, term); switch (ft->op_mod) { case FS_FT_OP_MOD_NORMAL: if (next_ft) { MLX5_SET(create_flow_table_in, in, flow_table_context.table_miss_action, MLX5_FLOW_TABLE_MISS_ACTION_FWD); MLX5_SET(create_flow_table_in, in, flow_table_context.table_miss_id, next_ft->id); } else { MLX5_SET(create_flow_table_in, in, flow_table_context.table_miss_action, ft->def_miss_action); } break; case FS_FT_OP_MOD_LAG_DEMUX: MLX5_SET(create_flow_table_in, in, op_mod, 0x1); if (next_ft) MLX5_SET(create_flow_table_in, in, flow_table_context.lag_master_next_table_id, next_ft->id); break; } err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); if (!err) ft->id = MLX5_GET(create_flow_table_out, out, table_id); return err; } static int mlx5_cmd_destroy_flow_table(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft) { u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)] = {0}; u32 out[MLX5_ST_SZ_DW(destroy_flow_table_out)] = {0}; struct mlx5_core_dev *dev = ns->dev; MLX5_SET(destroy_flow_table_in, in, opcode, MLX5_CMD_OP_DESTROY_FLOW_TABLE); MLX5_SET(destroy_flow_table_in, in, table_type, ft->type); MLX5_SET(destroy_flow_table_in, in, table_id, ft->id); if (ft->vport) { MLX5_SET(destroy_flow_table_in, in, vport_number, ft->vport); MLX5_SET(destroy_flow_table_in, in, other_vport, 1); } return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } static int mlx5_cmd_modify_flow_table(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_table *next_ft) { u32 in[MLX5_ST_SZ_DW(modify_flow_table_in)] = {0}; u32 out[MLX5_ST_SZ_DW(modify_flow_table_out)] = {0}; struct mlx5_core_dev *dev = ns->dev; MLX5_SET(modify_flow_table_in, in, opcode, MLX5_CMD_OP_MODIFY_FLOW_TABLE); MLX5_SET(modify_flow_table_in, in, table_type, ft->type); MLX5_SET(modify_flow_table_in, in, table_id, ft->id); if (ft->op_mod == FS_FT_OP_MOD_LAG_DEMUX) { MLX5_SET(modify_flow_table_in, in, modify_field_select, MLX5_MODIFY_FLOW_TABLE_LAG_NEXT_TABLE_ID); if (next_ft) { MLX5_SET(modify_flow_table_in, in, flow_table_context.lag_master_next_table_id, next_ft->id); } else { MLX5_SET(modify_flow_table_in, in, flow_table_context.lag_master_next_table_id, 0); } } else { if (ft->vport) { MLX5_SET(modify_flow_table_in, in, vport_number, ft->vport); MLX5_SET(modify_flow_table_in, in, other_vport, 1); } MLX5_SET(modify_flow_table_in, in, modify_field_select, MLX5_MODIFY_FLOW_TABLE_MISS_TABLE_ID); if (next_ft) { MLX5_SET(modify_flow_table_in, in, flow_table_context.table_miss_action, MLX5_FLOW_TABLE_MISS_ACTION_FWD); MLX5_SET(modify_flow_table_in, in, flow_table_context.table_miss_id, next_ft->id); } else { MLX5_SET(modify_flow_table_in, in, flow_table_context.table_miss_action, ft->def_miss_action); } } return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } static int mlx5_cmd_create_flow_group(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, u32 *in, struct mlx5_flow_group *fg) { u32 out[MLX5_ST_SZ_DW(create_flow_group_out)] = {0}; int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); struct mlx5_core_dev *dev = ns->dev; int err; MLX5_SET(create_flow_group_in, in, opcode, MLX5_CMD_OP_CREATE_FLOW_GROUP); MLX5_SET(create_flow_group_in, in, table_type, ft->type); MLX5_SET(create_flow_group_in, in, table_id, ft->id); if (ft->vport) { MLX5_SET(create_flow_group_in, in, vport_number, ft->vport); MLX5_SET(create_flow_group_in, in, other_vport, 1); } err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out)); if (!err) fg->id = MLX5_GET(create_flow_group_out, out, group_id); return err; } static int mlx5_cmd_destroy_flow_group(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_group *fg) { u32 out[MLX5_ST_SZ_DW(destroy_flow_group_out)] = {0}; u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)] = {0}; struct mlx5_core_dev *dev = ns->dev; MLX5_SET(destroy_flow_group_in, in, opcode, MLX5_CMD_OP_DESTROY_FLOW_GROUP); MLX5_SET(destroy_flow_group_in, in, table_type, ft->type); MLX5_SET(destroy_flow_group_in, in, table_id, ft->id); MLX5_SET(destroy_flow_group_in, in, group_id, fg->id); if (ft->vport) { MLX5_SET(destroy_flow_group_in, in, vport_number, ft->vport); MLX5_SET(destroy_flow_group_in, in, other_vport, 1); } return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } static int mlx5_set_extended_dest(struct mlx5_core_dev *dev, struct fs_fte *fte, bool *extended_dest) { int fw_log_max_fdb_encap_uplink = MLX5_CAP_ESW(dev, log_max_fdb_encap_uplink); int num_fwd_destinations = 0; struct mlx5_flow_rule *dst; int num_encap = 0; *extended_dest = false; if (!(fte->action.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST)) return 0; list_for_each_entry(dst, &fte->node.children, node.list) { if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_COUNTER) continue; if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_VPORT && dst->dest_attr.vport.flags & MLX5_FLOW_DEST_VPORT_REFORMAT_ID) num_encap++; num_fwd_destinations++; } if (num_fwd_destinations > 1 && num_encap > 0) *extended_dest = true; if (*extended_dest && !fw_log_max_fdb_encap_uplink) { mlx5_core_warn(dev, "FW does not support extended destination"); return -EOPNOTSUPP; } if (num_encap > (1 << fw_log_max_fdb_encap_uplink)) { mlx5_core_warn(dev, "FW does not support more than %d encaps", 1 << fw_log_max_fdb_encap_uplink); return -EOPNOTSUPP; } return 0; } static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev, int opmod, int modify_mask, struct mlx5_flow_table *ft, unsigned group_id, struct fs_fte *fte) { u32 out[MLX5_ST_SZ_DW(set_fte_out)] = {0}; bool extended_dest = false; struct mlx5_flow_rule *dst; void *in_flow_context, *vlan; void *in_match_value; unsigned int inlen; int dst_cnt_size; void *in_dests; u32 *in; int err; if (mlx5_set_extended_dest(dev, fte, &extended_dest)) return -EOPNOTSUPP; if (!extended_dest) dst_cnt_size = MLX5_ST_SZ_BYTES(dest_format_struct); else dst_cnt_size = MLX5_ST_SZ_BYTES(extended_dest_format); inlen = MLX5_ST_SZ_BYTES(set_fte_in) + fte->dests_size * dst_cnt_size; in = kvzalloc(inlen, GFP_KERNEL); if (!in) return -ENOMEM; MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY); MLX5_SET(set_fte_in, in, op_mod, opmod); MLX5_SET(set_fte_in, in, modify_enable_mask, modify_mask); MLX5_SET(set_fte_in, in, table_type, ft->type); MLX5_SET(set_fte_in, in, table_id, ft->id); MLX5_SET(set_fte_in, in, flow_index, fte->index); if (ft->vport) { MLX5_SET(set_fte_in, in, vport_number, ft->vport); MLX5_SET(set_fte_in, in, other_vport, 1); } in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context); MLX5_SET(flow_context, in_flow_context, group_id, group_id); MLX5_SET(flow_context, in_flow_context, flow_tag, fte->flow_context.flow_tag); MLX5_SET(flow_context, in_flow_context, flow_source, fte->flow_context.flow_source); MLX5_SET(flow_context, in_flow_context, extended_destination, extended_dest); if (extended_dest) { u32 action; action = fte->action.action & ~MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT; MLX5_SET(flow_context, in_flow_context, action, action); } else { MLX5_SET(flow_context, in_flow_context, action, fte->action.action); if (fte->action.pkt_reformat) MLX5_SET(flow_context, in_flow_context, packet_reformat_id, fte->action.pkt_reformat->id); } if (fte->action.modify_hdr) MLX5_SET(flow_context, in_flow_context, modify_header_id, fte->action.modify_hdr->id); vlan = MLX5_ADDR_OF(flow_context, in_flow_context, push_vlan); MLX5_SET(vlan, vlan, ethtype, fte->action.vlan[0].ethtype); MLX5_SET(vlan, vlan, vid, fte->action.vlan[0].vid); MLX5_SET(vlan, vlan, prio, fte->action.vlan[0].prio); vlan = MLX5_ADDR_OF(flow_context, in_flow_context, push_vlan_2); MLX5_SET(vlan, vlan, ethtype, fte->action.vlan[1].ethtype); MLX5_SET(vlan, vlan, vid, fte->action.vlan[1].vid); MLX5_SET(vlan, vlan, prio, fte->action.vlan[1].prio); in_match_value = MLX5_ADDR_OF(flow_context, in_flow_context, match_value); memcpy(in_match_value, &fte->val, sizeof(fte->val)); in_dests = MLX5_ADDR_OF(flow_context, in_flow_context, destination); if (fte->action.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) { int list_size = 0; list_for_each_entry(dst, &fte->node.children, node.list) { unsigned int id, type = dst->dest_attr.type; if (type == MLX5_FLOW_DESTINATION_TYPE_COUNTER) continue; switch (type) { case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE_NUM: id = dst->dest_attr.ft_num; type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; break; case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE: id = dst->dest_attr.ft->id; break; case MLX5_FLOW_DESTINATION_TYPE_VPORT: id = dst->dest_attr.vport.num; MLX5_SET(dest_format_struct, in_dests, destination_eswitch_owner_vhca_id_valid, !!(dst->dest_attr.vport.flags & MLX5_FLOW_DEST_VPORT_VHCA_ID)); MLX5_SET(dest_format_struct, in_dests, destination_eswitch_owner_vhca_id, dst->dest_attr.vport.vhca_id); if (extended_dest && dst->dest_attr.vport.pkt_reformat) { MLX5_SET(dest_format_struct, in_dests, packet_reformat, !!(dst->dest_attr.vport.flags & MLX5_FLOW_DEST_VPORT_REFORMAT_ID)); MLX5_SET(extended_dest_format, in_dests, packet_reformat_id, dst->dest_attr.vport.pkt_reformat->id); } break; default: id = dst->dest_attr.tir_num; } MLX5_SET(dest_format_struct, in_dests, destination_type, type); MLX5_SET(dest_format_struct, in_dests, destination_id, id); in_dests += dst_cnt_size; list_size++; } MLX5_SET(flow_context, in_flow_context, destination_list_size, list_size); } if (fte->action.action & MLX5_FLOW_CONTEXT_ACTION_COUNT) { int max_list_size = BIT(MLX5_CAP_FLOWTABLE_TYPE(dev, log_max_flow_counter, ft->type)); int list_size = 0; list_for_each_entry(dst, &fte->node.children, node.list) { if (dst->dest_attr.type != MLX5_FLOW_DESTINATION_TYPE_COUNTER) continue; MLX5_SET(flow_counter_list, in_dests, flow_counter_id, dst->dest_attr.counter_id); in_dests += dst_cnt_size; list_size++; } if (list_size > max_list_size) { err = -EINVAL; goto err_out; } MLX5_SET(flow_context, in_flow_context, flow_counter_list_size, list_size); } err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out)); err_out: kvfree(in); return err; } static int mlx5_cmd_create_fte(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_group *group, struct fs_fte *fte) { struct mlx5_core_dev *dev = ns->dev; unsigned int group_id = group->id; return mlx5_cmd_set_fte(dev, 0, 0, ft, group_id, fte); } static int mlx5_cmd_update_fte(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_group *fg, int modify_mask, struct fs_fte *fte) { int opmod; struct mlx5_core_dev *dev = ns->dev; int atomic_mod_cap = MLX5_CAP_FLOWTABLE(dev, flow_table_properties_nic_receive. flow_modify_en); if (!atomic_mod_cap) return -EOPNOTSUPP; opmod = 1; return mlx5_cmd_set_fte(dev, opmod, modify_mask, ft, fg->id, fte); } static int mlx5_cmd_delete_fte(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct fs_fte *fte) { u32 out[MLX5_ST_SZ_DW(delete_fte_out)] = {0}; u32 in[MLX5_ST_SZ_DW(delete_fte_in)] = {0}; struct mlx5_core_dev *dev = ns->dev; MLX5_SET(delete_fte_in, in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY); MLX5_SET(delete_fte_in, in, table_type, ft->type); MLX5_SET(delete_fte_in, in, table_id, ft->id); MLX5_SET(delete_fte_in, in, flow_index, fte->index); if (ft->vport) { MLX5_SET(delete_fte_in, in, vport_number, ft->vport); MLX5_SET(delete_fte_in, in, other_vport, 1); } return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } int mlx5_cmd_fc_bulk_alloc(struct mlx5_core_dev *dev, enum mlx5_fc_bulk_alloc_bitmask alloc_bitmask, u32 *id) { u32 in[MLX5_ST_SZ_DW(alloc_flow_counter_in)] = {0}; u32 out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0}; int err; MLX5_SET(alloc_flow_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_FLOW_COUNTER); MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk, alloc_bitmask); err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); if (!err) *id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id); return err; } int mlx5_cmd_fc_alloc(struct mlx5_core_dev *dev, u32 *id) { return mlx5_cmd_fc_bulk_alloc(dev, 0, id); } int mlx5_cmd_fc_free(struct mlx5_core_dev *dev, u32 id) { u32 in[MLX5_ST_SZ_DW(dealloc_flow_counter_in)] = {0}; u32 out[MLX5_ST_SZ_DW(dealloc_flow_counter_out)] = {0}; MLX5_SET(dealloc_flow_counter_in, in, opcode, MLX5_CMD_OP_DEALLOC_FLOW_COUNTER); MLX5_SET(dealloc_flow_counter_in, in, flow_counter_id, id); return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } int mlx5_cmd_fc_query(struct mlx5_core_dev *dev, u32 id, u64 *packets, u64 *bytes) { u32 out[MLX5_ST_SZ_BYTES(query_flow_counter_out) + MLX5_ST_SZ_BYTES(traffic_counter)] = {0}; u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0}; void *stats; int err = 0; MLX5_SET(query_flow_counter_in, in, opcode, MLX5_CMD_OP_QUERY_FLOW_COUNTER); MLX5_SET(query_flow_counter_in, in, op_mod, 0); MLX5_SET(query_flow_counter_in, in, flow_counter_id, id); err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); if (err) return err; stats = MLX5_ADDR_OF(query_flow_counter_out, out, flow_statistics); *packets = MLX5_GET64(traffic_counter, stats, packets); *bytes = MLX5_GET64(traffic_counter, stats, octets); return 0; } int mlx5_cmd_fc_get_bulk_query_out_len(int bulk_len) { return MLX5_ST_SZ_BYTES(query_flow_counter_out) + MLX5_ST_SZ_BYTES(traffic_counter) * bulk_len; } int mlx5_cmd_fc_bulk_query(struct mlx5_core_dev *dev, u32 base_id, int bulk_len, u32 *out) { int outlen = mlx5_cmd_fc_get_bulk_query_out_len(bulk_len); u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0}; MLX5_SET(query_flow_counter_in, in, opcode, MLX5_CMD_OP_QUERY_FLOW_COUNTER); MLX5_SET(query_flow_counter_in, in, op_mod, 0); MLX5_SET(query_flow_counter_in, in, flow_counter_id, base_id); MLX5_SET(query_flow_counter_in, in, num_of_counters, bulk_len); return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen); } static int mlx5_cmd_packet_reformat_alloc(struct mlx5_flow_root_namespace *ns, int reformat_type, size_t size, void *reformat_data, enum mlx5_flow_namespace_type namespace, struct mlx5_pkt_reformat *pkt_reformat) { u32 out[MLX5_ST_SZ_DW(alloc_packet_reformat_context_out)]; struct mlx5_core_dev *dev = ns->dev; void *packet_reformat_context_in; int max_encap_size; void *reformat; int inlen; int err; u32 *in; if (namespace == MLX5_FLOW_NAMESPACE_FDB) max_encap_size = MLX5_CAP_ESW(dev, max_encap_header_size); else max_encap_size = MLX5_CAP_FLOWTABLE(dev, max_encap_header_size); if (size > max_encap_size) { mlx5_core_warn(dev, "encap size %zd too big, max supported is %d\n", size, max_encap_size); return -EINVAL; } in = kzalloc(MLX5_ST_SZ_BYTES(alloc_packet_reformat_context_in) + size, GFP_KERNEL); if (!in) return -ENOMEM; packet_reformat_context_in = MLX5_ADDR_OF(alloc_packet_reformat_context_in, in, packet_reformat_context); reformat = MLX5_ADDR_OF(packet_reformat_context_in, packet_reformat_context_in, reformat_data); inlen = reformat - (void *)in + size; memset(in, 0, inlen); MLX5_SET(alloc_packet_reformat_context_in, in, opcode, MLX5_CMD_OP_ALLOC_PACKET_REFORMAT_CONTEXT); MLX5_SET(packet_reformat_context_in, packet_reformat_context_in, reformat_data_size, size); MLX5_SET(packet_reformat_context_in, packet_reformat_context_in, reformat_type, reformat_type); memcpy(reformat, reformat_data, size); memset(out, 0, sizeof(out)); err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out)); pkt_reformat->id = MLX5_GET(alloc_packet_reformat_context_out, out, packet_reformat_id); kfree(in); return err; } static void mlx5_cmd_packet_reformat_dealloc(struct mlx5_flow_root_namespace *ns, struct mlx5_pkt_reformat *pkt_reformat) { u32 in[MLX5_ST_SZ_DW(dealloc_packet_reformat_context_in)]; u32 out[MLX5_ST_SZ_DW(dealloc_packet_reformat_context_out)]; struct mlx5_core_dev *dev = ns->dev; memset(in, 0, sizeof(in)); MLX5_SET(dealloc_packet_reformat_context_in, in, opcode, MLX5_CMD_OP_DEALLOC_PACKET_REFORMAT_CONTEXT); MLX5_SET(dealloc_packet_reformat_context_in, in, packet_reformat_id, pkt_reformat->id); mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } static int mlx5_cmd_modify_header_alloc(struct mlx5_flow_root_namespace *ns, u8 namespace, u8 num_actions, void *modify_actions, struct mlx5_modify_hdr *modify_hdr) { u32 out[MLX5_ST_SZ_DW(alloc_modify_header_context_out)]; int max_actions, actions_size, inlen, err; struct mlx5_core_dev *dev = ns->dev; void *actions_in; u8 table_type; u32 *in; switch (namespace) { case MLX5_FLOW_NAMESPACE_FDB: max_actions = MLX5_CAP_ESW_FLOWTABLE_FDB(dev, max_modify_header_actions); table_type = FS_FT_FDB; break; case MLX5_FLOW_NAMESPACE_KERNEL: case MLX5_FLOW_NAMESPACE_BYPASS: max_actions = MLX5_CAP_FLOWTABLE_NIC_RX(dev, max_modify_header_actions); table_type = FS_FT_NIC_RX; break; case MLX5_FLOW_NAMESPACE_EGRESS: max_actions = MLX5_CAP_FLOWTABLE_NIC_TX(dev, max_modify_header_actions); table_type = FS_FT_NIC_TX; break; case MLX5_FLOW_NAMESPACE_ESW_INGRESS: max_actions = MLX5_CAP_ESW_INGRESS_ACL(dev, max_modify_header_actions); table_type = FS_FT_ESW_INGRESS_ACL; break; default: return -EOPNOTSUPP; } if (num_actions > max_actions) { mlx5_core_warn(dev, "too many modify header actions %d, max supported %d\n", num_actions, max_actions); return -EOPNOTSUPP; } actions_size = MLX5_UN_SZ_BYTES(set_action_in_add_action_in_auto) * num_actions; inlen = MLX5_ST_SZ_BYTES(alloc_modify_header_context_in) + actions_size; in = kzalloc(inlen, GFP_KERNEL); if (!in) return -ENOMEM; MLX5_SET(alloc_modify_header_context_in, in, opcode, MLX5_CMD_OP_ALLOC_MODIFY_HEADER_CONTEXT); MLX5_SET(alloc_modify_header_context_in, in, table_type, table_type); MLX5_SET(alloc_modify_header_context_in, in, num_of_actions, num_actions); actions_in = MLX5_ADDR_OF(alloc_modify_header_context_in, in, actions); memcpy(actions_in, modify_actions, actions_size); memset(out, 0, sizeof(out)); err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out)); modify_hdr->id = MLX5_GET(alloc_modify_header_context_out, out, modify_header_id); kfree(in); return err; } static void mlx5_cmd_modify_header_dealloc(struct mlx5_flow_root_namespace *ns, struct mlx5_modify_hdr *modify_hdr) { u32 in[MLX5_ST_SZ_DW(dealloc_modify_header_context_in)]; u32 out[MLX5_ST_SZ_DW(dealloc_modify_header_context_out)]; struct mlx5_core_dev *dev = ns->dev; memset(in, 0, sizeof(in)); MLX5_SET(dealloc_modify_header_context_in, in, opcode, MLX5_CMD_OP_DEALLOC_MODIFY_HEADER_CONTEXT); MLX5_SET(dealloc_modify_header_context_in, in, modify_header_id, modify_hdr->id); mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } static const struct mlx5_flow_cmds mlx5_flow_cmds = { .create_flow_table = mlx5_cmd_create_flow_table, .destroy_flow_table = mlx5_cmd_destroy_flow_table, .modify_flow_table = mlx5_cmd_modify_flow_table, .create_flow_group = mlx5_cmd_create_flow_group, .destroy_flow_group = mlx5_cmd_destroy_flow_group, .create_fte = mlx5_cmd_create_fte, .update_fte = mlx5_cmd_update_fte, .delete_fte = mlx5_cmd_delete_fte, .update_root_ft = mlx5_cmd_update_root_ft, .packet_reformat_alloc = mlx5_cmd_packet_reformat_alloc, .packet_reformat_dealloc = mlx5_cmd_packet_reformat_dealloc, .modify_header_alloc = mlx5_cmd_modify_header_alloc, .modify_header_dealloc = mlx5_cmd_modify_header_dealloc, .set_peer = mlx5_cmd_stub_set_peer, .create_ns = mlx5_cmd_stub_create_ns, .destroy_ns = mlx5_cmd_stub_destroy_ns, }; static const struct mlx5_flow_cmds mlx5_flow_cmd_stubs = { .create_flow_table = mlx5_cmd_stub_create_flow_table, .destroy_flow_table = mlx5_cmd_stub_destroy_flow_table, .modify_flow_table = mlx5_cmd_stub_modify_flow_table, .create_flow_group = mlx5_cmd_stub_create_flow_group, .destroy_flow_group = mlx5_cmd_stub_destroy_flow_group, .create_fte = mlx5_cmd_stub_create_fte, .update_fte = mlx5_cmd_stub_update_fte, .delete_fte = mlx5_cmd_stub_delete_fte, .update_root_ft = mlx5_cmd_stub_update_root_ft, .packet_reformat_alloc = mlx5_cmd_stub_packet_reformat_alloc, .packet_reformat_dealloc = mlx5_cmd_stub_packet_reformat_dealloc, .modify_header_alloc = mlx5_cmd_stub_modify_header_alloc, .modify_header_dealloc = mlx5_cmd_stub_modify_header_dealloc, .set_peer = mlx5_cmd_stub_set_peer, .create_ns = mlx5_cmd_stub_create_ns, .destroy_ns = mlx5_cmd_stub_destroy_ns, }; const struct mlx5_flow_cmds *mlx5_fs_cmd_get_fw_cmds(void) { return &mlx5_flow_cmds; } static const struct mlx5_flow_cmds *mlx5_fs_cmd_get_stub_cmds(void) { return &mlx5_flow_cmd_stubs; } const struct mlx5_flow_cmds *mlx5_fs_cmd_get_default(enum fs_flow_table_type type) { switch (type) { case FS_FT_NIC_RX: case FS_FT_ESW_EGRESS_ACL: case FS_FT_ESW_INGRESS_ACL: case FS_FT_FDB: case FS_FT_SNIFFER_RX: case FS_FT_SNIFFER_TX: case FS_FT_NIC_TX: case FS_FT_RDMA_RX: return mlx5_fs_cmd_get_fw_cmds(); default: return mlx5_fs_cmd_get_stub_cmds(); } }