net/mlx5_core: Introduce flow steering firmware commands
Introduce new Flow Steering (FS) firmware commands, in-order to support the new flow steering infrastructure. Signed-off-by: Maor Gottlieb <maorg@mellanox.com> Signed-off-by: Moni Shoua <monis@mellanox.com> Signed-off-by: Matan Barak <matanb@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Maor Gottlieb
David S. Miller
Родитель
108805fc19
Коммит
26a8145390
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@ -2,7 +2,7 @@ obj-$(CONFIG_MLX5_CORE) += mlx5_core.o
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mlx5_core-y := main.o cmd.o debugfs.o fw.o eq.o uar.o pagealloc.o \
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health.o mcg.o cq.o srq.o alloc.o qp.o port.o mr.o pd.o \
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mad.o transobj.o vport.o sriov.o
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mad.o transobj.o vport.o sriov.o fs_cmd.o
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mlx5_core-$(CONFIG_MLX5_CORE_EN) += wq.o flow_table.o eswitch.o \
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en_main.o en_flow_table.o en_ethtool.o en_tx.o en_rx.o \
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en_txrx.o
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@ -0,0 +1,239 @@
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/*
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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
|
||||
* 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
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||||
* provided with the distribution.
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||||
*
|
||||
* 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
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||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
* 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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int mlx5_cmd_create_flow_table(struct mlx5_core_dev *dev,
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enum fs_flow_table_type type, unsigned int level,
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unsigned int log_size, unsigned int *table_id)
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{
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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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int err;
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memset(in, 0, sizeof(in));
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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, type);
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MLX5_SET(create_flow_table_in, in, level, level);
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MLX5_SET(create_flow_table_in, in, log_size, log_size);
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memset(out, 0, sizeof(out));
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err = mlx5_cmd_exec_check_status(dev, in, sizeof(in), out,
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sizeof(out));
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if (!err)
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*table_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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int mlx5_cmd_destroy_flow_table(struct mlx5_core_dev *dev,
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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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u32 out[MLX5_ST_SZ_DW(destroy_flow_table_out)];
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memset(in, 0, sizeof(in));
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memset(out, 0, sizeof(out));
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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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return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out,
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sizeof(out));
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}
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int mlx5_cmd_create_flow_group(struct mlx5_core_dev *dev,
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struct mlx5_flow_table *ft,
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u32 *in,
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unsigned int *group_id)
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{
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int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
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u32 out[MLX5_ST_SZ_DW(create_flow_group_out)];
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int err;
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memset(out, 0, sizeof(out));
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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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err = mlx5_cmd_exec_check_status(dev, in,
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inlen, out,
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sizeof(out));
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if (!err)
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*group_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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int mlx5_cmd_destroy_flow_group(struct mlx5_core_dev *dev,
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struct mlx5_flow_table *ft,
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unsigned int group_id)
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{
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u32 out[MLX5_ST_SZ_DW(destroy_flow_group_out)];
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u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)];
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memset(in, 0, sizeof(in));
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memset(out, 0, sizeof(out));
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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, group_id);
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return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out,
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sizeof(out));
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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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unsigned int inlen = MLX5_ST_SZ_BYTES(set_fte_in) +
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fte->dests_size * MLX5_ST_SZ_BYTES(dest_format_struct);
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u32 out[MLX5_ST_SZ_DW(set_fte_out)];
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struct mlx5_flow_rule *dst;
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void *in_flow_context;
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void *in_match_value;
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void *in_dests;
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u32 *in;
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int err;
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in = mlx5_vzalloc(inlen);
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if (!in) {
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mlx5_core_warn(dev, "failed to allocate inbox\n");
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return -ENOMEM;
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}
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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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in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
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MLX5_SET(flow_context, in_flow_context, group_id, group_id);
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MLX5_SET(flow_context, in_flow_context, flow_tag, fte->flow_tag);
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MLX5_SET(flow_context, in_flow_context, action, fte->action);
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MLX5_SET(flow_context, in_flow_context, destination_list_size,
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fte->dests_size);
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in_match_value = MLX5_ADDR_OF(flow_context, in_flow_context,
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match_value);
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memcpy(in_match_value, &fte->val, MLX5_ST_SZ_BYTES(fte_match_param));
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in_dests = MLX5_ADDR_OF(flow_context, in_flow_context, destination);
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list_for_each_entry(dst, &fte->node.children, node.list) {
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unsigned int id;
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MLX5_SET(dest_format_struct, in_dests, destination_type,
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dst->dest_attr.type);
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if (dst->dest_attr.type ==
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MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE)
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id = dst->dest_attr.ft->id;
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else
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id = dst->dest_attr.tir_num;
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MLX5_SET(dest_format_struct, in_dests, destination_id, id);
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in_dests += MLX5_ST_SZ_BYTES(dest_format_struct);
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}
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memset(out, 0, sizeof(out));
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err = mlx5_cmd_exec_check_status(dev, in, inlen, out,
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sizeof(out));
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kvfree(in);
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return err;
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}
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int mlx5_cmd_create_fte(struct mlx5_core_dev *dev,
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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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return mlx5_cmd_set_fte(dev, 0, 0, ft, group_id, fte);
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}
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int mlx5_cmd_update_fte(struct mlx5_core_dev *dev,
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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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int opmod;
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int modify_mask;
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int atomic_mod_cap = MLX5_CAP_FLOWTABLE(dev,
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flow_table_properties_nic_receive.
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flow_modify_en);
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if (!atomic_mod_cap)
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return -ENOTSUPP;
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opmod = 1;
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modify_mask = 1 <<
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MLX5_SET_FTE_MODIFY_ENABLE_MASK_DESTINATION_LIST;
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return mlx5_cmd_set_fte(dev, opmod, modify_mask, ft, group_id, fte);
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}
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int mlx5_cmd_delete_fte(struct mlx5_core_dev *dev,
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struct mlx5_flow_table *ft,
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unsigned int index)
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{
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u32 out[MLX5_ST_SZ_DW(delete_fte_out)];
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u32 in[MLX5_ST_SZ_DW(delete_fte_in)];
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int err;
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memset(in, 0, sizeof(in));
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memset(out, 0, sizeof(out));
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MLX5_SET(delete_fte_in, in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY);
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MLX5_SET(delete_fte_in, in, table_type, ft->type);
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MLX5_SET(delete_fte_in, in, table_id, ft->id);
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MLX5_SET(delete_fte_in, in, flow_index, index);
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err = mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
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return err;
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}
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@ -0,0 +1,65 @@
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/*
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* 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.
|
||||
*/
|
||||
|
||||
#ifndef _MLX5_FS_CMD_
|
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#define _MLX5_FS_CMD_
|
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int mlx5_cmd_create_flow_table(struct mlx5_core_dev *dev,
|
||||
enum fs_flow_table_type type, unsigned int level,
|
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unsigned int log_size, unsigned int *table_id);
|
||||
|
||||
int mlx5_cmd_destroy_flow_table(struct mlx5_core_dev *dev,
|
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struct mlx5_flow_table *ft);
|
||||
|
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int mlx5_cmd_create_flow_group(struct mlx5_core_dev *dev,
|
||||
struct mlx5_flow_table *ft,
|
||||
u32 *in, unsigned int *group_id);
|
||||
|
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int mlx5_cmd_destroy_flow_group(struct mlx5_core_dev *dev,
|
||||
struct mlx5_flow_table *ft,
|
||||
unsigned int group_id);
|
||||
|
||||
int mlx5_cmd_create_fte(struct mlx5_core_dev *dev,
|
||||
struct mlx5_flow_table *ft,
|
||||
unsigned group_id,
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struct fs_fte *fte);
|
||||
|
||||
int mlx5_cmd_update_fte(struct mlx5_core_dev *dev,
|
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struct mlx5_flow_table *ft,
|
||||
unsigned group_id,
|
||||
struct fs_fte *fte);
|
||||
|
||||
int mlx5_cmd_delete_fte(struct mlx5_core_dev *dev,
|
||||
struct mlx5_flow_table *ft,
|
||||
unsigned int index);
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,81 @@
|
|||
/*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifndef _MLX5_FS_CORE_
|
||||
#define _MLX5_FS_CORE_
|
||||
|
||||
#include <linux/mlx5/fs.h>
|
||||
|
||||
enum fs_node_type {
|
||||
FS_TYPE_NAMESPACE,
|
||||
FS_TYPE_PRIO,
|
||||
FS_TYPE_FLOW_TABLE,
|
||||
FS_TYPE_FLOW_GROUP,
|
||||
FS_TYPE_FLOW_ENTRY,
|
||||
FS_TYPE_FLOW_DEST
|
||||
};
|
||||
|
||||
enum fs_flow_table_type {
|
||||
FS_FT_NIC_RX = 0x0,
|
||||
};
|
||||
|
||||
enum fs_fte_status {
|
||||
FS_FTE_STATUS_EXISTING = 1UL << 0,
|
||||
};
|
||||
|
||||
struct fs_node {
|
||||
struct list_head list;
|
||||
struct list_head children;
|
||||
enum fs_node_type type;
|
||||
};
|
||||
|
||||
struct mlx5_flow_rule {
|
||||
struct fs_node node;
|
||||
struct mlx5_flow_destination dest_attr;
|
||||
};
|
||||
|
||||
struct mlx5_flow_table {
|
||||
struct fs_node node;
|
||||
u32 id;
|
||||
enum fs_flow_table_type type;
|
||||
};
|
||||
|
||||
struct fs_fte {
|
||||
struct fs_node node;
|
||||
u32 val[MLX5_ST_SZ_DW(fte_match_param)];
|
||||
u32 dests_size;
|
||||
u32 flow_tag;
|
||||
u32 index;
|
||||
u32 action;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,47 @@
|
|||
/*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifndef _MLX5_FS_
|
||||
#define _MLX5_FS_
|
||||
|
||||
#include <linux/mlx5/mlx5_ifc.h>
|
||||
|
||||
struct mlx5_flow_table;
|
||||
|
||||
struct mlx5_flow_destination {
|
||||
enum mlx5_flow_destination_type type;
|
||||
union {
|
||||
u32 tir_num;
|
||||
struct mlx5_flow_table *ft;
|
||||
};
|
||||
};
|
||||
#endif
|
||||
|
|
@ -256,25 +256,27 @@ struct mlx5_ifc_flow_table_fields_supported_bits {
|
|||
|
||||
struct mlx5_ifc_flow_table_prop_layout_bits {
|
||||
u8 ft_support[0x1];
|
||||
u8 reserved_0[0x1f];
|
||||
u8 reserved_0[0x2];
|
||||
u8 flow_modify_en[0x1];
|
||||
u8 reserved_1[0x1c];
|
||||
|
||||
u8 reserved_1[0x2];
|
||||
u8 reserved_2[0x2];
|
||||
u8 log_max_ft_size[0x6];
|
||||
u8 reserved_2[0x10];
|
||||
u8 reserved_3[0x10];
|
||||
u8 max_ft_level[0x8];
|
||||
|
||||
u8 reserved_3[0x20];
|
||||
|
||||
u8 reserved_4[0x18];
|
||||
u8 log_max_ft_num[0x8];
|
||||
u8 reserved_4[0x20];
|
||||
|
||||
u8 reserved_5[0x18];
|
||||
u8 log_max_destination[0x8];
|
||||
u8 log_max_ft_num[0x8];
|
||||
|
||||
u8 reserved_6[0x18];
|
||||
u8 log_max_destination[0x8];
|
||||
|
||||
u8 reserved_7[0x18];
|
||||
u8 log_max_flow[0x8];
|
||||
|
||||
u8 reserved_7[0x40];
|
||||
u8 reserved_8[0x40];
|
||||
|
||||
struct mlx5_ifc_flow_table_fields_supported_bits ft_field_support;
|
||||
|
||||
|
|
@ -2843,6 +2845,13 @@ struct mlx5_ifc_set_hca_cap_in_bits {
|
|||
union mlx5_ifc_hca_cap_union_bits capability;
|
||||
};
|
||||
|
||||
enum {
|
||||
MLX5_SET_FTE_MODIFY_ENABLE_MASK_ACTION = 0x0,
|
||||
MLX5_SET_FTE_MODIFY_ENABLE_MASK_FLOW_TAG = 0x1,
|
||||
MLX5_SET_FTE_MODIFY_ENABLE_MASK_DESTINATION_LIST = 0x2,
|
||||
MLX5_SET_FTE_MODIFY_ENABLE_MASK_FLOW_COUNTERS = 0x3
|
||||
};
|
||||
|
||||
struct mlx5_ifc_set_fte_out_bits {
|
||||
u8 status[0x8];
|
||||
u8 reserved_0[0x18];
|
||||
|
|
@ -2867,11 +2876,14 @@ struct mlx5_ifc_set_fte_in_bits {
|
|||
u8 reserved_4[0x8];
|
||||
u8 table_id[0x18];
|
||||
|
||||
u8 reserved_5[0x40];
|
||||
u8 reserved_5[0x18];
|
||||
u8 modify_enable_mask[0x8];
|
||||
|
||||
u8 reserved_6[0x20];
|
||||
|
||||
u8 flow_index[0x20];
|
||||
|
||||
u8 reserved_6[0xe0];
|
||||
u8 reserved_7[0xe0];
|
||||
|
||||
struct mlx5_ifc_flow_context_bits flow_context;
|
||||
};
|
||||
|
|
|
|||
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