/*
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* Copyright (c) 2018 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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*/
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#include <linux/ethtool.h>
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#include <net/sock.h>
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#include "en.h"
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#include "fpga/sdk.h"
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#include "en_accel/tls.h"
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static const struct counter_desc mlx5e_tls_sw_stats_desc[] = {
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{ MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_drop_metadata) },
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{ MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_drop_resync_alloc) },
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{ MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_drop_no_sync_data) },
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{ MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_drop_bypass_required) },
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};
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#define MLX5E_READ_CTR_ATOMIC64(ptr, dsc, i) \
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atomic64_read((atomic64_t *)((char *)(ptr) + (dsc)[i].offset))
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#define NUM_TLS_SW_COUNTERS ARRAY_SIZE(mlx5e_tls_sw_stats_desc)
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static bool is_tls_atomic_stats(struct mlx5e_priv *priv)
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{
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return priv->tls && !mlx5_accel_is_ktls_device(priv->mdev);
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}
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int mlx5e_tls_get_count(struct mlx5e_priv *priv)
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{
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if (!is_tls_atomic_stats(priv))
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return 0;
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return NUM_TLS_SW_COUNTERS;
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}
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int mlx5e_tls_get_strings(struct mlx5e_priv *priv, uint8_t *data)
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{
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unsigned int i, idx = 0;
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if (!is_tls_atomic_stats(priv))
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return 0;
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for (i = 0; i < NUM_TLS_SW_COUNTERS; i++)
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strcpy(data + (idx++) * ETH_GSTRING_LEN,
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mlx5e_tls_sw_stats_desc[i].format);
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return NUM_TLS_SW_COUNTERS;
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}
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int mlx5e_tls_get_stats(struct mlx5e_priv *priv, u64 *data)
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{
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int i, idx = 0;
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if (!is_tls_atomic_stats(priv))
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return 0;
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for (i = 0; i < NUM_TLS_SW_COUNTERS; i++)
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data[idx++] =
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MLX5E_READ_CTR_ATOMIC64(&priv->tls->sw_stats,
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mlx5e_tls_sw_stats_desc, i);
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return NUM_TLS_SW_COUNTERS;
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}
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