net/mlx5: add macros for file name and path

[dpdk.git] / drivers / net / mlx5 / mlx5_rxtx.h

diff --git a/drivers/net/mlx5/mlx5_rxtx.h b/drivers/net/mlx5/mlx5_rxtx.h
index 7989a50..1e9345a 100644 (file)
--- a/drivers/net/mlx5/mlx5_rxtx.h
+++ b/drivers/net/mlx5/mlx5_rxtx.h
@@ -311,9 +311,6 @@ struct mlx5_txq_ctrl {
 
 extern uint8_t rss_hash_default_key[];
 
-int mlx5_check_mprq_support(struct rte_eth_dev *dev);
-int mlx5_rxq_mprq_enabled(struct mlx5_rxq_data *rxq);
-int mlx5_mprq_enabled(struct rte_eth_dev *dev);
 unsigned int mlx5_rxq_cqe_num(struct mlx5_rxq_data *rxq_data);
 int mlx5_mprq_free_mp(struct rte_eth_dev *dev);
 int mlx5_mprq_alloc_mp(struct rte_eth_dev *dev);
@@ -920,4 +917,74 @@ mprq_buf_to_pkt(struct mlx5_rxq_data *rxq, struct rte_mbuf *pkt, uint32_t len,
        return MLX5_RXQ_CODE_EXIT;
 }
 
+/**
+ * Check whether Multi-Packet RQ can be enabled for the device.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ *
+ * @return
+ *   1 if supported, negative errno value if not.
+ */
+static __rte_always_inline int
+mlx5_check_mprq_support(struct rte_eth_dev *dev)
+{
+       struct mlx5_priv *priv = dev->data->dev_private;
+
+       if (priv->config.mprq.enabled &&
+           priv->rxqs_n >= priv->config.mprq.min_rxqs_num)
+               return 1;
+       return -ENOTSUP;
+}
+
+/**
+ * Check whether Multi-Packet RQ is enabled for the Rx queue.
+ *
+ *  @param rxq
+ *     Pointer to receive queue structure.
+ *
+ * @return
+ *   0 if disabled, otherwise enabled.
+ */
+static __rte_always_inline int
+mlx5_rxq_mprq_enabled(struct mlx5_rxq_data *rxq)
+{
+       return rxq->strd_num_n > 0;
+}
+
+/**
+ * Check whether Multi-Packet RQ is enabled for the device.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ *
+ * @return
+ *   0 if disabled, otherwise enabled.
+ */
+static __rte_always_inline int
+mlx5_mprq_enabled(struct rte_eth_dev *dev)
+{
+       struct mlx5_priv *priv = dev->data->dev_private;
+       uint32_t i;
+       uint16_t n = 0;
+       uint16_t n_ibv = 0;
+
+       if (mlx5_check_mprq_support(dev) < 0)
+               return 0;
+       /* All the configured queues should be enabled. */
+       for (i = 0; i < priv->rxqs_n; ++i) {
+               struct mlx5_rxq_data *rxq = (*priv->rxqs)[i];
+               struct mlx5_rxq_ctrl *rxq_ctrl = container_of
+                       (rxq, struct mlx5_rxq_ctrl, rxq);
+
+               if (rxq == NULL || rxq_ctrl->type != MLX5_RXQ_TYPE_STANDARD)
+                       continue;
+               n_ibv++;
+               if (mlx5_rxq_mprq_enabled(rxq))
+                       ++n;
+       }
+       /* Multi-Packet RQ can't be partially configured. */
+       MLX5_ASSERT(n == 0 || n == n_ibv);
+       return n == n_ibv;
+}
 #endif /* RTE_PMD_MLX5_RXTX_H_ */