* Callback to enable flow meter. * * @param[in] dev * Pointer to Ethernet device. * @param[in] meter_id * Meter id. * @param[out] error * Pointer to rte meter error structure. * * @return * 0 on success, a negative errno value otherwise and rte_errno is set. */
| 1703 | * 0 on success, a negative errno value otherwise and rte_errno is set. |
| 1704 | */ |
| 1705 | static int |
| 1706 | mlx5_flow_meter_enable(struct rte_eth_dev *dev, |
| 1707 | uint32_t meter_id, |
| 1708 | struct rte_mtr_error *error) |
| 1709 | { |
| 1710 | struct mlx5_priv *priv = dev->data->dev_private; |
| 1711 | struct mlx5_flow_meter_info *fm; |
| 1712 | int ret; |
| 1713 | |
| 1714 | if (!priv->mtr_en) |
| 1715 | return -rte_mtr_error_set(error, ENOTSUP, |
| 1716 | RTE_MTR_ERROR_TYPE_UNSPECIFIED, NULL, |
| 1717 | "Meter is not supported"); |
| 1718 | /* Meter object must exist. */ |
| 1719 | fm = mlx5_flow_meter_find(priv, meter_id, NULL); |
| 1720 | if (fm == NULL) |
| 1721 | return -rte_mtr_error_set(error, ENOENT, |
| 1722 | RTE_MTR_ERROR_TYPE_MTR_ID, |
| 1723 | NULL, "Meter not found."); |
| 1724 | if (fm->active_state == MLX5_FLOW_METER_ENABLE) |
| 1725 | return 0; |
| 1726 | ret = mlx5_flow_meter_modify_state(priv, fm, MLX5_FLOW_METER_ENABLE, |
| 1727 | error); |
| 1728 | if (!ret) |
| 1729 | fm->active_state = MLX5_FLOW_METER_ENABLE; |
| 1730 | return ret; |
| 1731 | } |
| 1732 | |
| 1733 | /** |
| 1734 | * Callback to disable flow meter. |
nothing calls this directly
no test coverage detected