diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c index 4804990b7f22..e87766f91150 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c @@ -127,17 +127,23 @@ static int mlx5_fw_reset_get_reset_state_err(struct mlx5_core_dev *dev, if (mlx5_reg_mfrl_query(dev, NULL, NULL, &reset_state)) goto out; + if (!reset_state) + return 0; + switch (reset_state) { case MLX5_MFRL_REG_RESET_STATE_IN_NEGOTIATION: case MLX5_MFRL_REG_RESET_STATE_RESET_IN_PROGRESS: - NL_SET_ERR_MSG_MOD(extack, "Sync reset was already triggered"); + NL_SET_ERR_MSG_MOD(extack, "Sync reset still in progress"); return -EBUSY; - case MLX5_MFRL_REG_RESET_STATE_TIMEOUT: - NL_SET_ERR_MSG_MOD(extack, "Sync reset got timeout"); + case MLX5_MFRL_REG_RESET_STATE_NEG_TIMEOUT: + NL_SET_ERR_MSG_MOD(extack, "Sync reset negotiation timeout"); return -ETIMEDOUT; case MLX5_MFRL_REG_RESET_STATE_NACK: NL_SET_ERR_MSG_MOD(extack, "One of the hosts disabled reset"); return -EPERM; + case MLX5_MFRL_REG_RESET_STATE_UNLOAD_TIMEOUT: + NL_SET_ERR_MSG_MOD(extack, "Sync reset unload timeout"); + return -ETIMEDOUT; } out: @@ -151,7 +157,7 @@ int mlx5_fw_reset_set_reset_sync(struct mlx5_core_dev *dev, u8 reset_type_sel, struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset; u32 out[MLX5_ST_SZ_DW(mfrl_reg)] = {}; u32 in[MLX5_ST_SZ_DW(mfrl_reg)] = {}; - int err; + int err, rst_res; set_bit(MLX5_FW_RESET_FLAGS_PENDING_COMP, &fw_reset->reset_flags); @@ -164,13 +170,34 @@ int mlx5_fw_reset_set_reset_sync(struct mlx5_core_dev *dev, u8 reset_type_sel, return 0; clear_bit(MLX5_FW_RESET_FLAGS_PENDING_COMP, &fw_reset->reset_flags); - if (err == -EREMOTEIO && MLX5_CAP_MCAM_FEATURE(dev, reset_state)) - return mlx5_fw_reset_get_reset_state_err(dev, extack); + if (err == -EREMOTEIO && MLX5_CAP_MCAM_FEATURE(dev, reset_state)) { + rst_res = mlx5_fw_reset_get_reset_state_err(dev, extack); + return rst_res ? rst_res : err; + } NL_SET_ERR_MSG_MOD(extack, "Sync reset command failed"); return mlx5_cmd_check(dev, err, in, out); } +int mlx5_fw_reset_verify_fw_complete(struct mlx5_core_dev *dev, + struct netlink_ext_ack *extack) +{ + u8 rst_state; + int err; + + err = mlx5_fw_reset_get_reset_state_err(dev, extack); + if (err) + return err; + + rst_state = mlx5_get_fw_rst_state(dev); + if (!rst_state) + return 0; + + mlx5_core_err(dev, "Sync reset did not complete, state=%d\n", rst_state); + NL_SET_ERR_MSG_MOD(extack, "Sync reset did not complete successfully"); + return rst_state; +} + int mlx5_fw_reset_set_live_patch(struct mlx5_core_dev *dev) { return mlx5_reg_mfrl_set(dev, MLX5_MFRL_REG_RESET_LEVEL0, 0, 0, false); |