/*
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* Copyright (c) 2015, Mellanox Technologies. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include <linux/mlx5/driver.h>
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#include <linux/mlx5/device.h>
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#include <linux/mlx5/mlx5_ifc.h>
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#include "fs_core.h"
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#include "fs_cmd.h"
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#include "mlx5_core.h"
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#include "eswitch.h"
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static int mlx5_cmd_stub_update_root_ft(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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u32 underlay_qpn,
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bool disconnect)
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{
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return 0;
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}
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static int mlx5_cmd_stub_create_flow_table(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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unsigned int log_size,
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struct mlx5_flow_table *next_ft)
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{
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return 0;
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}
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static int mlx5_cmd_stub_destroy_flow_table(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft)
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{
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return 0;
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}
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static int mlx5_cmd_stub_modify_flow_table(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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struct mlx5_flow_table *next_ft)
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{
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return 0;
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}
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static int mlx5_cmd_stub_create_flow_group(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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u32 *in,
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struct mlx5_flow_group *fg)
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{
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return 0;
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}
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static int mlx5_cmd_stub_destroy_flow_group(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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struct mlx5_flow_group *fg)
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{
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return 0;
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}
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static int mlx5_cmd_stub_create_fte(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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struct mlx5_flow_group *group,
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struct fs_fte *fte)
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{
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return 0;
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}
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static int mlx5_cmd_stub_update_fte(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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struct mlx5_flow_group *group,
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int modify_mask,
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struct fs_fte *fte)
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{
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return -EOPNOTSUPP;
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}
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static int mlx5_cmd_stub_delete_fte(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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struct fs_fte *fte)
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{
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return 0;
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}
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static int mlx5_cmd_stub_packet_reformat_alloc(struct mlx5_flow_root_namespace *ns,
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int reformat_type,
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size_t size,
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void *reformat_data,
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enum mlx5_flow_namespace_type namespace,
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struct mlx5_pkt_reformat *pkt_reformat)
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{
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return 0;
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}
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static void mlx5_cmd_stub_packet_reformat_dealloc(struct mlx5_flow_root_namespace *ns,
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struct mlx5_pkt_reformat *pkt_reformat)
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{
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}
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static int mlx5_cmd_stub_modify_header_alloc(struct mlx5_flow_root_namespace *ns,
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u8 namespace, u8 num_actions,
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void *modify_actions,
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struct mlx5_modify_hdr *modify_hdr)
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{
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return 0;
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}
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static void mlx5_cmd_stub_modify_header_dealloc(struct mlx5_flow_root_namespace *ns,
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struct mlx5_modify_hdr *modify_hdr)
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{
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}
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static int mlx5_cmd_stub_set_peer(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_root_namespace *peer_ns)
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{
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return 0;
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}
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static int mlx5_cmd_stub_create_ns(struct mlx5_flow_root_namespace *ns)
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{
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return 0;
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}
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static int mlx5_cmd_stub_destroy_ns(struct mlx5_flow_root_namespace *ns)
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{
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return 0;
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}
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static int mlx5_cmd_update_root_ft(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft, u32 underlay_qpn,
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bool disconnect)
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{
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u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {};
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struct mlx5_core_dev *dev = ns->dev;
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if ((MLX5_CAP_GEN(dev, port_type) == MLX5_CAP_PORT_TYPE_IB) &&
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underlay_qpn == 0)
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return 0;
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MLX5_SET(set_flow_table_root_in, in, opcode,
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MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
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MLX5_SET(set_flow_table_root_in, in, table_type, ft->type);
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if (disconnect)
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MLX5_SET(set_flow_table_root_in, in, op_mod, 1);
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else
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MLX5_SET(set_flow_table_root_in, in, table_id, ft->id);
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MLX5_SET(set_flow_table_root_in, in, underlay_qpn, underlay_qpn);
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if (ft->vport) {
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MLX5_SET(set_flow_table_root_in, in, vport_number, ft->vport);
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MLX5_SET(set_flow_table_root_in, in, other_vport, 1);
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}
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return mlx5_cmd_exec_in(dev, set_flow_table_root, in);
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}
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static int mlx5_cmd_create_flow_table(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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unsigned int log_size,
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struct mlx5_flow_table *next_ft)
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{
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int en_encap = !!(ft->flags & MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT);
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int en_decap = !!(ft->flags & MLX5_FLOW_TABLE_TUNNEL_EN_DECAP);
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int term = !!(ft->flags & MLX5_FLOW_TABLE_TERMINATION);
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u32 out[MLX5_ST_SZ_DW(create_flow_table_out)] = {};
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u32 in[MLX5_ST_SZ_DW(create_flow_table_in)] = {};
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struct mlx5_core_dev *dev = ns->dev;
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int err;
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MLX5_SET(create_flow_table_in, in, opcode,
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MLX5_CMD_OP_CREATE_FLOW_TABLE);
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MLX5_SET(create_flow_table_in, in, table_type, ft->type);
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MLX5_SET(create_flow_table_in, in, flow_table_context.level, ft->level);
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MLX5_SET(create_flow_table_in, in, flow_table_context.log_size, log_size);
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if (ft->vport) {
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MLX5_SET(create_flow_table_in, in, vport_number, ft->vport);
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MLX5_SET(create_flow_table_in, in, other_vport, 1);
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}
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MLX5_SET(create_flow_table_in, in, flow_table_context.decap_en,
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en_decap);
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MLX5_SET(create_flow_table_in, in, flow_table_context.reformat_en,
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en_encap);
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MLX5_SET(create_flow_table_in, in, flow_table_context.termination_table,
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term);
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switch (ft->op_mod) {
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case FS_FT_OP_MOD_NORMAL:
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if (next_ft) {
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MLX5_SET(create_flow_table_in, in,
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flow_table_context.table_miss_action,
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MLX5_FLOW_TABLE_MISS_ACTION_FWD);
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MLX5_SET(create_flow_table_in, in,
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flow_table_context.table_miss_id, next_ft->id);
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} else {
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MLX5_SET(create_flow_table_in, in,
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flow_table_context.table_miss_action,
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ft->def_miss_action);
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}
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break;
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case FS_FT_OP_MOD_LAG_DEMUX:
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MLX5_SET(create_flow_table_in, in, op_mod, 0x1);
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if (next_ft)
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MLX5_SET(create_flow_table_in, in,
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flow_table_context.lag_master_next_table_id,
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next_ft->id);
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break;
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}
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err = mlx5_cmd_exec_inout(dev, create_flow_table, in, out);
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if (!err)
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ft->id = MLX5_GET(create_flow_table_out, out,
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table_id);
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return err;
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}
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static int mlx5_cmd_destroy_flow_table(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft)
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{
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u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)] = {};
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struct mlx5_core_dev *dev = ns->dev;
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MLX5_SET(destroy_flow_table_in, in, opcode,
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MLX5_CMD_OP_DESTROY_FLOW_TABLE);
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MLX5_SET(destroy_flow_table_in, in, table_type, ft->type);
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MLX5_SET(destroy_flow_table_in, in, table_id, ft->id);
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if (ft->vport) {
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MLX5_SET(destroy_flow_table_in, in, vport_number, ft->vport);
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MLX5_SET(destroy_flow_table_in, in, other_vport, 1);
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}
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return mlx5_cmd_exec_in(dev, destroy_flow_table, in);
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}
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static int mlx5_cmd_modify_flow_table(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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struct mlx5_flow_table *next_ft)
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{
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u32 in[MLX5_ST_SZ_DW(modify_flow_table_in)] = {};
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struct mlx5_core_dev *dev = ns->dev;
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MLX5_SET(modify_flow_table_in, in, opcode,
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MLX5_CMD_OP_MODIFY_FLOW_TABLE);
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MLX5_SET(modify_flow_table_in, in, table_type, ft->type);
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MLX5_SET(modify_flow_table_in, in, table_id, ft->id);
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if (ft->op_mod == FS_FT_OP_MOD_LAG_DEMUX) {
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MLX5_SET(modify_flow_table_in, in, modify_field_select,
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MLX5_MODIFY_FLOW_TABLE_LAG_NEXT_TABLE_ID);
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if (next_ft) {
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MLX5_SET(modify_flow_table_in, in,
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flow_table_context.lag_master_next_table_id, next_ft->id);
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} else {
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MLX5_SET(modify_flow_table_in, in,
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flow_table_context.lag_master_next_table_id, 0);
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}
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} else {
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if (ft->vport) {
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MLX5_SET(modify_flow_table_in, in, vport_number,
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ft->vport);
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MLX5_SET(modify_flow_table_in, in, other_vport, 1);
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}
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MLX5_SET(modify_flow_table_in, in, modify_field_select,
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MLX5_MODIFY_FLOW_TABLE_MISS_TABLE_ID);
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if (next_ft) {
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MLX5_SET(modify_flow_table_in, in,
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flow_table_context.table_miss_action,
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MLX5_FLOW_TABLE_MISS_ACTION_FWD);
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MLX5_SET(modify_flow_table_in, in,
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flow_table_context.table_miss_id,
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next_ft->id);
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} else {
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MLX5_SET(modify_flow_table_in, in,
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flow_table_context.table_miss_action,
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ft->def_miss_action);
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}
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}
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return mlx5_cmd_exec_in(dev, modify_flow_table, in);
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}
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static int mlx5_cmd_create_flow_group(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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u32 *in,
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struct mlx5_flow_group *fg)
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{
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u32 out[MLX5_ST_SZ_DW(create_flow_group_out)] = {};
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struct mlx5_core_dev *dev = ns->dev;
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int err;
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MLX5_SET(create_flow_group_in, in, opcode,
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MLX5_CMD_OP_CREATE_FLOW_GROUP);
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MLX5_SET(create_flow_group_in, in, table_type, ft->type);
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MLX5_SET(create_flow_group_in, in, table_id, ft->id);
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if (ft->vport) {
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MLX5_SET(create_flow_group_in, in, vport_number, ft->vport);
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MLX5_SET(create_flow_group_in, in, other_vport, 1);
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}
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err = mlx5_cmd_exec_inout(dev, create_flow_group, in, out);
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if (!err)
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fg->id = MLX5_GET(create_flow_group_out, out,
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group_id);
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return err;
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}
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static int mlx5_cmd_destroy_flow_group(struct mlx5_flow_root_namespace *ns,
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struct mlx5_flow_table *ft,
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struct mlx5_flow_group *fg)
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{
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u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)] = {};
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struct mlx5_core_dev *dev = ns->dev;
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MLX5_SET(destroy_flow_group_in, in, opcode,
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MLX5_CMD_OP_DESTROY_FLOW_GROUP);
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MLX5_SET(destroy_flow_group_in, in, table_type, ft->type);
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MLX5_SET(destroy_flow_group_in, in, table_id, ft->id);
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MLX5_SET(destroy_flow_group_in, in, group_id, fg->id);
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if (ft->vport) {
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MLX5_SET(destroy_flow_group_in, in, vport_number, ft->vport);
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MLX5_SET(destroy_flow_group_in, in, other_vport, 1);
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}
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return mlx5_cmd_exec_in(dev, destroy_flow_group, in);
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}
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static int mlx5_set_extended_dest(struct mlx5_core_dev *dev,
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struct fs_fte *fte, bool *extended_dest)
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{
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int fw_log_max_fdb_encap_uplink =
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MLX5_CAP_ESW(dev, log_max_fdb_encap_uplink);
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int num_fwd_destinations = 0;
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struct mlx5_flow_rule *dst;
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int num_encap = 0;
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*extended_dest = false;
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if (!(fte->action.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST))
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return 0;
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list_for_each_entry(dst, &fte->node.children, node.list) {
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if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_COUNTER)
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continue;
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if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_VPORT &&
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dst->dest_attr.vport.flags & MLX5_FLOW_DEST_VPORT_REFORMAT_ID)
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num_encap++;
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num_fwd_destinations++;
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}
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if (num_fwd_destinations > 1 && num_encap > 0)
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*extended_dest = true;
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if (*extended_dest && !fw_log_max_fdb_encap_uplink) {
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mlx5_core_warn(dev, "FW does not support extended destination");
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return -EOPNOTSUPP;
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}
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if (num_encap > (1 << fw_log_max_fdb_encap_uplink)) {
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mlx5_core_warn(dev, "FW does not support more than %d encaps",
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1 << fw_log_max_fdb_encap_uplink);
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return -EOPNOTSUPP;
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}
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return 0;
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}
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static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev,
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int opmod, int modify_mask,
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struct mlx5_flow_table *ft,
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unsigned group_id,
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struct fs_fte *fte)
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{
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u32 out[MLX5_ST_SZ_DW(set_fte_out)] = {0};
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bool extended_dest = false;
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struct mlx5_flow_rule *dst;
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void *in_flow_context, *vlan;
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void *in_match_value;
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unsigned int inlen;
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int dst_cnt_size;
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void *in_dests;
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u32 *in;
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int err;
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if (mlx5_set_extended_dest(dev, fte, &extended_dest))
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return -EOPNOTSUPP;
|
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if (!extended_dest)
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dst_cnt_size = MLX5_ST_SZ_BYTES(dest_format_struct);
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else
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dst_cnt_size = MLX5_ST_SZ_BYTES(extended_dest_format);
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inlen = MLX5_ST_SZ_BYTES(set_fte_in) + fte->dests_size * dst_cnt_size;
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in = kvzalloc(inlen, GFP_KERNEL);
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if (!in)
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return -ENOMEM;
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MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
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MLX5_SET(set_fte_in, in, op_mod, opmod);
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MLX5_SET(set_fte_in, in, modify_enable_mask, modify_mask);
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MLX5_SET(set_fte_in, in, table_type, ft->type);
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MLX5_SET(set_fte_in, in, table_id, ft->id);
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MLX5_SET(set_fte_in, in, flow_index, fte->index);
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MLX5_SET(set_fte_in, in, ignore_flow_level,
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!!(fte->action.flags & FLOW_ACT_IGNORE_FLOW_LEVEL));
|
|
if (ft->vport) {
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MLX5_SET(set_fte_in, in, vport_number, ft->vport);
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MLX5_SET(set_fte_in, in, other_vport, 1);
|
}
|
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in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
|
MLX5_SET(flow_context, in_flow_context, group_id, group_id);
|
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MLX5_SET(flow_context, in_flow_context, flow_tag,
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fte->flow_context.flow_tag);
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MLX5_SET(flow_context, in_flow_context, flow_source,
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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 &
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~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);
|
|
MLX5_SET(flow_context, in_flow_context, ipsec_obj_id, fte->action.ipsec_obj_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 in[MLX5_ST_SZ_DW(delete_fte_in)] = {};
|
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_in(dev, delete_fte, in);
|
}
|
|
int mlx5_cmd_fc_bulk_alloc(struct mlx5_core_dev *dev,
|
enum mlx5_fc_bulk_alloc_bitmask alloc_bitmask,
|
u32 *id)
|
{
|
u32 out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {};
|
u32 in[MLX5_ST_SZ_DW(alloc_flow_counter_in)] = {};
|
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_inout(dev, alloc_flow_counter, in, 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)] = {};
|
|
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_in(dev, dealloc_flow_counter, in);
|
}
|
|
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)] = {};
|
u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {};
|
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)] = {};
|
|
MLX5_SET(query_flow_counter_in, in, opcode,
|
MLX5_CMD_OP_QUERY_FLOW_COUNTER);
|
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;
|
|
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);
|
|
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)] = {};
|
struct mlx5_core_dev *dev = ns->dev;
|
|
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_in(dev, dealloc_packet_reformat_context, in);
|
}
|
|
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:
|
#ifdef CONFIG_MLX5_IPSEC
|
case MLX5_FLOW_NAMESPACE_EGRESS_KERNEL:
|
#endif
|
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;
|
case MLX5_FLOW_NAMESPACE_RDMA_TX:
|
max_actions = MLX5_CAP_FLOWTABLE_RDMA_TX(dev, max_modify_header_actions);
|
table_type = FS_FT_RDMA_TX;
|
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_add_copy_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);
|
|
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)] = {};
|
struct mlx5_core_dev *dev = ns->dev;
|
|
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_in(dev, dealloc_modify_header_context, in);
|
}
|
|
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:
|
case FS_FT_RDMA_TX:
|
return mlx5_fs_cmd_get_fw_cmds();
|
default:
|
return mlx5_fs_cmd_get_stub_cmds();
|
}
|
}
|
