macsec_stats.c

 1// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
 2/* Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */
 3
 4#include <linux/ethtool.h>
 5#include <net/sock.h>
 6
 7#include "en.h"
 8#include "en_accel/macsec.h"
 9
10static const struct counter_desc mlx5e_macsec_hw_stats_desc[] = {
11	{ MLX5E_DECLARE_STAT(struct mlx5_macsec_stats, macsec_rx_pkts) },
12	{ MLX5E_DECLARE_STAT(struct mlx5_macsec_stats, macsec_rx_bytes) },
13	{ MLX5E_DECLARE_STAT(struct mlx5_macsec_stats, macsec_rx_pkts_drop) },
14	{ MLX5E_DECLARE_STAT(struct mlx5_macsec_stats, macsec_rx_bytes_drop) },
15	{ MLX5E_DECLARE_STAT(struct mlx5_macsec_stats, macsec_tx_pkts) },
16	{ MLX5E_DECLARE_STAT(struct mlx5_macsec_stats, macsec_tx_bytes) },
17	{ MLX5E_DECLARE_STAT(struct mlx5_macsec_stats, macsec_tx_pkts_drop) },
18	{ MLX5E_DECLARE_STAT(struct mlx5_macsec_stats, macsec_tx_bytes_drop) },
19};
20
21#define NUM_MACSEC_HW_COUNTERS ARRAY_SIZE(mlx5e_macsec_hw_stats_desc)
22
23static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(macsec_hw)
24{
25	if (!priv->macsec)
26		return 0;
27
28	if (mlx5e_is_macsec_device(priv->mdev))
29		return NUM_MACSEC_HW_COUNTERS;
30
31	return 0;
32}
33
34static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(macsec_hw) {}
35
36static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(macsec_hw)
37{
38	unsigned int i;
39
40	if (!priv->macsec)
41		return;
42
43	if (!mlx5e_is_macsec_device(priv->mdev))
44		return;
45
46	for (i = 0; i < NUM_MACSEC_HW_COUNTERS; i++)
47		ethtool_puts(data, mlx5e_macsec_hw_stats_desc[i].format);
48}
49
50static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(macsec_hw)
51{
52	struct mlx5_macsec_fs *macsec_fs;
53	int i;
54
55	if (!priv->macsec)
56		return;
57
58	if (!mlx5e_is_macsec_device(priv->mdev))
59		return;
60
61	macsec_fs = priv->mdev->macsec_fs;
62	mlx5_macsec_fs_get_stats_fill(macsec_fs, mlx5_macsec_fs_get_stats(macsec_fs));
63	for (i = 0; i < NUM_MACSEC_HW_COUNTERS; i++)
64		mlx5e_ethtool_put_stat(
65			data, MLX5E_READ_CTR64_CPU(
66				      mlx5_macsec_fs_get_stats(macsec_fs),
67				      mlx5e_macsec_hw_stats_desc, i));
68}
69
70MLX5E_DEFINE_STATS_GRP(macsec_hw, 0);