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// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2019 Mellanox Technologies.
#include "health.h"
#include "lib/eq.h"
int mlx5e_health_sq_to_ready(struct mlx5e_channel *channel, u32 sqn)
{
struct mlx5_core_dev *mdev = channel->mdev;
struct net_device *dev = channel->netdev;
struct mlx5e_modify_sq_param msp = {};
int err;
msp.curr_state = MLX5_SQC_STATE_ERR;
msp.next_state = MLX5_SQC_STATE_RST;
err = mlx5e_modify_sq(mdev, sqn, &msp);
if (err) {
netdev_err(dev, "Failed to move sq 0x%x to reset\n", sqn);
return err;
}
memset(&msp, 0, sizeof(msp));
msp.curr_state = MLX5_SQC_STATE_RST;
msp.next_state = MLX5_SQC_STATE_RDY;
err = mlx5e_modify_sq(mdev, sqn, &msp);
if (err) {
netdev_err(dev, "Failed to move sq 0x%x to ready\n", sqn);
return err;
}
return 0;
}
int mlx5e_health_recover_channels(struct mlx5e_priv *priv)
{
int err = 0;
rtnl_lock();
mutex_lock(&priv->state_lock);
if (!test_bit(MLX5E_STATE_OPENED, &priv->state))
goto out;
err = mlx5e_safe_reopen_channels(priv);
out:
mutex_unlock(&priv->state_lock);
rtnl_unlock();
return err;
}
int mlx5e_health_channel_eq_recover(struct mlx5_eq_comp *eq, struct mlx5e_channel *channel)
{
u32 eqe_count;
netdev_err(channel->netdev, "EQ 0x%x: Cons = 0x%x, irqn = 0x%x\n",
eq->core.eqn, eq->core.cons_index, eq->core.irqn);
eqe_count = mlx5_eq_poll_irq_disabled(eq);
if (!eqe_count)
return -EIO;
netdev_err(channel->netdev, "Recovered %d eqes on EQ 0x%x\n",
eqe_count, eq->core.eqn);
channel->stats->eq_rearm++;
return 0;
}
int mlx5e_health_report(struct mlx5e_priv *priv,
struct devlink_health_reporter *reporter, char *err_str,
struct mlx5e_err_ctx *err_ctx)
{
if (!reporter) {
netdev_err(priv->netdev, err_str);
return err_ctx->recover(&err_ctx->ctx);
}
return devlink_health_report(reporter, err_str, err_ctx);
}
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