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From: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
To: dev@dpdk.org
Cc: Bruce Richardson <bruce.richardson@intel.com>,
 Ferruh Yigit <ferruh.yigit@intel.com>,
 Adrien Mazarguil <adrien.mazarguil@6wind.com>
Date: Fri, 24 Jun 2016 15:17:51 +0200
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Subject: [dpdk-dev] [PATCH v7 12/25] mlx5: add Tx/Rx burst function
	selection wrapper
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These wrappers are meant to prevent code duplication later.

Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
---
 drivers/net/mlx5/mlx5.h        |  2 ++
 drivers/net/mlx5/mlx5_ethdev.c | 34 ++++++++++++++++++++++++++++------
 drivers/net/mlx5/mlx5_txq.c    |  2 +-
 3 files changed, 31 insertions(+), 7 deletions(-)

diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h
index 935e1b0..3dca03d 100644
--- a/drivers/net/mlx5/mlx5.h
+++ b/drivers/net/mlx5/mlx5.h
@@ -196,6 +196,8 @@ void priv_dev_interrupt_handler_install(struct priv *, struct rte_eth_dev *);
 int mlx5_set_link_down(struct rte_eth_dev *dev);
 int mlx5_set_link_up(struct rte_eth_dev *dev);
 struct priv *mlx5_secondary_data_setup(struct priv *priv);
+void priv_select_tx_function(struct priv *);
+void priv_select_rx_function(struct priv *);
 
 /* mlx5_mac.c */
 
diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c
index 4095a06..759434e 100644
--- a/drivers/net/mlx5/mlx5_ethdev.c
+++ b/drivers/net/mlx5/mlx5_ethdev.c
@@ -1099,8 +1099,8 @@ priv_set_link(struct priv *priv, int up)
 		err = priv_set_flags(priv, ~IFF_UP, IFF_UP);
 		if (err)
 			return err;
-		dev->rx_pkt_burst = mlx5_rx_burst;
-		dev->tx_pkt_burst = mlx5_tx_burst;
+		priv_select_tx_function(priv);
+		priv_select_rx_function(priv);
 	} else {
 		err = priv_set_flags(priv, ~IFF_UP, ~IFF_UP);
 		if (err)
@@ -1290,13 +1290,11 @@ mlx5_secondary_data_setup(struct priv *priv)
 	rte_mb();
 	priv->dev->data = &sd->data;
 	rte_mb();
-	priv->dev->tx_pkt_burst = mlx5_tx_burst;
-	priv->dev->rx_pkt_burst = removed_rx_burst;
+	priv_select_tx_function(priv);
+	priv_select_rx_function(priv);
 	priv_unlock(priv);
 end:
 	/* More sanity checks. */
-	assert(priv->dev->tx_pkt_burst == mlx5_tx_burst);
-	assert(priv->dev->rx_pkt_burst == removed_rx_burst);
 	assert(priv->dev->data == &sd->data);
 	rte_spinlock_unlock(&sd->lock);
 	return priv;
@@ -1307,3 +1305,27 @@ error:
 	rte_spinlock_unlock(&sd->lock);
 	return NULL;
 }
+
+/**
+ * Configure the TX function to use.
+ *
+ * @param priv
+ *   Pointer to private structure.
+ */
+void
+priv_select_tx_function(struct priv *priv)
+{
+	priv->dev->tx_pkt_burst = mlx5_tx_burst;
+}
+
+/**
+ * Configure the RX function to use.
+ *
+ * @param priv
+ *   Pointer to private structure.
+ */
+void
+priv_select_rx_function(struct priv *priv)
+{
+	priv->dev->rx_pkt_burst = mlx5_rx_burst;
+}
diff --git a/drivers/net/mlx5/mlx5_txq.c b/drivers/net/mlx5/mlx5_txq.c
index 51210f2..ec4488a 100644
--- a/drivers/net/mlx5/mlx5_txq.c
+++ b/drivers/net/mlx5/mlx5_txq.c
@@ -478,7 +478,7 @@ mlx5_tx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc,
 		      (void *)dev, (void *)txq_ctrl);
 		(*priv->txqs)[idx] = &txq_ctrl->txq;
 		/* Update send callback. */
-		dev->tx_pkt_burst = mlx5_tx_burst;
+		priv_select_tx_function(priv);
 	}
 	priv_unlock(priv);
 	return -ret;
-- 
2.1.4