Function mlx5_flow_validate_action_queue

dpdk/drivers/net/mlx5/mlx5_flow.c:2137–2173

* Validate the queue action. * * @param[in] action * Pointer to the queue action. * @param[in] action_flags * Bit-fields that holds the actions detected until now. * @param[in] dev * Pointer to the Ethernet device structure. * @param[in] attr * Attributes of flow that includes this action. * @param[out] error * Pointer to error structure. * * @return * 0 on success, a neg

 *   0 on success, a negative errno value otherwise and rte_errno is set.
 */
int
mlx5_flow_validate_action_queue(const struct rte_flow_action *action,
				uint64_t action_flags,
				struct rte_eth_dev *dev,
				const struct rte_flow_attr *attr,
				struct rte_flow_error *error)
{
	struct mlx5_priv *priv = dev->data->dev_private;
	const struct rte_flow_action_queue *queue = action->conf;

	if (action_flags & MLX5_FLOW_FATE_ACTIONS)
		return rte_flow_error_set(error, EINVAL,
					  RTE_FLOW_ERROR_TYPE_ACTION, NULL,
					  "can't have 2 fate actions in"
					  " same flow");
	if (attr->egress)
		return rte_flow_error_set(error, ENOTSUP,
					  RTE_FLOW_ERROR_TYPE_ATTR_EGRESS, NULL,
					  "queue action not supported for egress.");
	if (mlx5_is_external_rxq(dev, queue->index))
		return 0;
	if (!priv->rxqs_n)
		return rte_flow_error_set(error, EINVAL,
					  RTE_FLOW_ERROR_TYPE_ACTION_CONF,
					  NULL, "No Rx queues configured");
	if (queue->index >= priv->rxqs_n)
		return rte_flow_error_set(error, EINVAL,
					  RTE_FLOW_ERROR_TYPE_ACTION_CONF,
					  &queue->index,
					  "queue index out of range");
	if (mlx5_rxq_get(dev, queue->index) == NULL)
		return rte_flow_error_set(error, EINVAL,
					  RTE_FLOW_ERROR_TYPE_ACTION_CONF,
					  &queue->index,
					  "queue is not configured");
	return 0;
}

/**
 * Validate queue numbers for device RSS.