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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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71a0ff65a2
Congestion counters are counted and queried per physical function.
When working in LAG mode, CNP packets can be sent or received on both
of the functions, thus congestion counters should be aggregated from
the two physical functions.
Fixes: e1f24a79f4 ("IB/mlx5: Support congestion related counters")
Signed-off-by: Majd Dibbiny <majd@mellanox.com>
Reviewed-by: Aviv Heller <avivh@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
69 lines
2.4 KiB
C
69 lines
2.4 KiB
C
/*
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* Copyright (c) 2017, 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 "cmd.h"
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int mlx5_cmd_null_mkey(struct mlx5_core_dev *dev, u32 *null_mkey)
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{
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u32 out[MLX5_ST_SZ_DW(query_special_contexts_out)] = {};
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u32 in[MLX5_ST_SZ_DW(query_special_contexts_in)] = {};
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int err;
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MLX5_SET(query_special_contexts_in, in, opcode,
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MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS);
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err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
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if (!err)
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*null_mkey = MLX5_GET(query_special_contexts_out, out,
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null_mkey);
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return err;
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}
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int mlx5_cmd_query_cong_params(struct mlx5_core_dev *dev, int cong_point,
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void *out, int out_size)
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{
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u32 in[MLX5_ST_SZ_DW(query_cong_params_in)] = { };
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MLX5_SET(query_cong_params_in, in, opcode,
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MLX5_CMD_OP_QUERY_CONG_PARAMS);
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MLX5_SET(query_cong_params_in, in, cong_protocol, cong_point);
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return mlx5_cmd_exec(dev, in, sizeof(in), out, out_size);
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}
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int mlx5_cmd_modify_cong_params(struct mlx5_core_dev *dev,
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void *in, int in_size)
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{
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u32 out[MLX5_ST_SZ_DW(modify_cong_params_out)] = { };
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return mlx5_cmd_exec(dev, in, in_size, out, sizeof(out));
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}
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