/*
* Copyright (c) 2016, Mellanox Technologies, Ltd. 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 "en.h"
enum {
MLX5E_ST_LINK_STATE,
MLX5E_ST_LINK_SPEED,
MLX5E_ST_HEALTH_INFO,
MLX5E_ST_NUM,
};
const char mlx5e_self_tests[MLX5E_ST_NUM][ETH_GSTRING_LEN] = {
"Link Test",
"Speed Test",
"Health Test",
};
int mlx5e_self_test_num(struct mlx5e_priv *priv)
{
return ARRAY_SIZE(mlx5e_self_tests);
}
static int mlx5e_test_health_info(struct mlx5e_priv *priv)
{
struct mlx5_core_health *health = &priv->mdev->priv.health;
return health->sick ? 1 : 0;
}
static int mlx5e_test_link_state(struct mlx5e_priv *priv)
{
u8 port_state;
if (!netif_carrier_ok(priv->netdev))
return 1;
port_state = mlx5_query_vport_state(priv->mdev, MLX5_QUERY_VPORT_STATE_IN_OP_MOD_VNIC_VPORT, 0);
return port_state == VPORT_STATE_UP ? 0 : 1;
}
static int mlx5e_test_link_speed(struct mlx5e_priv *priv)
{
u32 out[MLX5_ST_SZ_DW(ptys_reg)];
u32 eth_proto_oper;
int i;
if (!netif_carrier_ok(priv->netdev))
return 1;
if (mlx5_query_port_ptys(priv->mdev, out, sizeof(out), MLX5_PTYS_EN, 1))
return 1;
eth_proto_oper = MLX5_GET(ptys_reg, out, eth_proto_oper);
for (i = 0; i < MLX5E_LINK_MODES_NUMBER; i++) {
if (eth_proto_oper & MLX5E_PROT_MASK(i))
return 0;
}
return 1;
}
static int (*mlx5e_st_func[MLX5E_ST_NUM])(struct mlx5e_priv *) = {
mlx5e_test_link_state,
mlx5e_test_link_speed,
mlx5e_test_health_info,
};
void mlx5e_self_test(struct net_device *ndev, struct ethtool_test *etest,
u64 *buf)
{
struct mlx5e_priv *priv = netdev_priv(ndev);
int i;
memset(buf, 0, sizeof(u64) * MLX5E_ST_NUM);
mutex_lock(&priv->state_lock);
netdev_info(ndev, "Self test begin..\n");
for (i = 0; i < MLX5E_ST_NUM; i++) {
netdev_info(ndev, "\t[%d] %s start..\n",
i, mlx5e_self_tests[i]);
buf[i] = mlx5e_st_func[i](priv);
netdev_info(ndev, "\t[%d] %s end: result(%lld)\n",
i, mlx5e_self_tests[i], buf[i]);
}
mutex_unlock(&priv->state_lock);
for (i = 0; i < MLX5E_ST_NUM; i++) {
if (buf[i]) {
etest->flags |= ETH_TEST_FL_FAILED;
break;
}
}
netdev_info(ndev, "Self test out: status flags(0x%x)\n",
etest->flags);
}