| /* |
| * Copyright (c) 2018 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 <linux/ethtool.h> |
| #include <net/sock.h> |
| |
| #include "en.h" |
| #include "fpga/sdk.h" |
| #include "en_accel/tls.h" |
| |
| static const struct counter_desc mlx5e_tls_sw_stats_desc[] = { |
| { MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_drop_metadata) }, |
| { MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_drop_resync_alloc) }, |
| { MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_drop_no_sync_data) }, |
| { MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_drop_bypass_required) }, |
| }; |
| |
| static const struct counter_desc mlx5e_ktls_sw_stats_desc[] = { |
| { MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_ctx) }, |
| { MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, tx_tls_del) }, |
| { MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, rx_tls_ctx) }, |
| { MLX5E_DECLARE_STAT(struct mlx5e_tls_sw_stats, rx_tls_del) }, |
| }; |
| |
| #define MLX5E_READ_CTR_ATOMIC64(ptr, dsc, i) \ |
| atomic64_read((atomic64_t *)((char *)(ptr) + (dsc)[i].offset)) |
| |
| static const struct counter_desc *get_tls_atomic_stats(struct mlx5e_priv *priv) |
| { |
| if (!priv->tls) |
| return NULL; |
| if (mlx5e_accel_is_ktls_device(priv->mdev)) |
| return mlx5e_ktls_sw_stats_desc; |
| return mlx5e_tls_sw_stats_desc; |
| } |
| |
| int mlx5e_tls_get_count(struct mlx5e_priv *priv) |
| { |
| if (!priv->tls) |
| return 0; |
| if (mlx5e_accel_is_ktls_device(priv->mdev)) |
| return ARRAY_SIZE(mlx5e_ktls_sw_stats_desc); |
| return ARRAY_SIZE(mlx5e_tls_sw_stats_desc); |
| } |
| |
| int mlx5e_tls_get_strings(struct mlx5e_priv *priv, uint8_t *data) |
| { |
| const struct counter_desc *stats_desc; |
| unsigned int i, n, idx = 0; |
| |
| stats_desc = get_tls_atomic_stats(priv); |
| n = mlx5e_tls_get_count(priv); |
| |
| for (i = 0; i < n; i++) |
| strcpy(data + (idx++) * ETH_GSTRING_LEN, |
| stats_desc[i].format); |
| |
| return n; |
| } |
| |
| int mlx5e_tls_get_stats(struct mlx5e_priv *priv, u64 *data) |
| { |
| const struct counter_desc *stats_desc; |
| unsigned int i, n, idx = 0; |
| |
| stats_desc = get_tls_atomic_stats(priv); |
| n = mlx5e_tls_get_count(priv); |
| |
| for (i = 0; i < n; i++) |
| data[idx++] = |
| MLX5E_READ_CTR_ATOMIC64(&priv->tls->sw_stats, |
| stats_desc, i); |
| |
| return n; |
| } |