[dpdk-dev] [PATCH v2 3/7] mlx5: manage all special flow types at once

Adrien Mazarguil adrien.mazarguil at 6wind.com
Thu Mar 3 15:27:36 CET 2016


This commit adds helpers to remove redundant code.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil at 6wind.com>
---
 drivers/net/mlx5/mlx5.c         |  5 +----
 drivers/net/mlx5/mlx5.h         |  2 ++
 drivers/net/mlx5/mlx5_rxmode.c  | 40 ++++++++++++++++++++++++++++++++++++++++
 drivers/net/mlx5/mlx5_trigger.c | 10 ++--------
 4 files changed, 45 insertions(+), 12 deletions(-)

diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index ae2576f..ad69ec2 100644
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -88,10 +88,7 @@ mlx5_dev_close(struct rte_eth_dev *dev)
 	      ((priv->ctx != NULL) ? priv->ctx->device->name : ""));
 	/* In case mlx5_dev_stop() has not been called. */
 	priv_dev_interrupt_handler_uninstall(priv, dev);
-	priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_ALLMULTI);
-	priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_PROMISC);
-	priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_BROADCAST);
-	priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_IPV6MULTI);
+	priv_special_flow_disable_all(priv);
 	priv_mac_addrs_disable(priv);
 	priv_destroy_hash_rxqs(priv);
 
diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h
index 8442016..43b24fb 100644
--- a/drivers/net/mlx5/mlx5.h
+++ b/drivers/net/mlx5/mlx5.h
@@ -199,6 +199,8 @@ int mlx5_dev_rss_reta_update(struct rte_eth_dev *,
 
 int priv_special_flow_enable(struct priv *, enum hash_rxq_flow_type);
 void priv_special_flow_disable(struct priv *, enum hash_rxq_flow_type);
+int priv_special_flow_enable_all(struct priv *);
+void priv_special_flow_disable_all(struct priv *);
 void mlx5_promiscuous_enable(struct rte_eth_dev *);
 void mlx5_promiscuous_disable(struct rte_eth_dev *);
 void mlx5_allmulticast_enable(struct rte_eth_dev *);
diff --git a/drivers/net/mlx5/mlx5_rxmode.c b/drivers/net/mlx5/mlx5_rxmode.c
index 9ac7a41..bcf4231 100644
--- a/drivers/net/mlx5/mlx5_rxmode.c
+++ b/drivers/net/mlx5/mlx5_rxmode.c
@@ -268,6 +268,46 @@ priv_special_flow_disable(struct priv *priv, enum hash_rxq_flow_type flow_type)
 }
 
 /**
+ * Enable all special flows in all hash RX queues.
+ *
+ * @param priv
+ *   Private structure.
+ */
+int
+priv_special_flow_enable_all(struct priv *priv)
+{
+	enum hash_rxq_flow_type flow_type;
+
+	for (flow_type = 0; flow_type != HASH_RXQ_FLOW_TYPE_MAC; ++flow_type) {
+		int ret;
+
+		ret = priv_special_flow_enable(priv, flow_type);
+		if (!ret)
+			continue;
+		/* Failure, rollback. */
+		while (flow_type)
+			priv_special_flow_disable(priv, --flow_type);
+		return ret;
+	}
+	return 0;
+}
+
+/**
+ * Disable all special flows in all hash RX queues.
+ *
+ * @param priv
+ *   Private structure.
+ */
+void
+priv_special_flow_disable_all(struct priv *priv)
+{
+	enum hash_rxq_flow_type flow_type;
+
+	for (flow_type = 0; flow_type != HASH_RXQ_FLOW_TYPE_MAC; ++flow_type)
+		priv_special_flow_disable(priv, flow_type);
+}
+
+/**
  * DPDK callback to enable promiscuous mode.
  *
  * @param dev
diff --git a/drivers/net/mlx5/mlx5_trigger.c b/drivers/net/mlx5/mlx5_trigger.c
index db7890f..b5ca7d4 100644
--- a/drivers/net/mlx5/mlx5_trigger.c
+++ b/drivers/net/mlx5/mlx5_trigger.c
@@ -80,10 +80,7 @@ mlx5_dev_start(struct rte_eth_dev *dev)
 		      " %s",
 		      (void *)priv, strerror(err));
 		/* Rollback. */
-		priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_IPV6MULTI);
-		priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_BROADCAST);
-		priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_ALLMULTI);
-		priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_PROMISC);
+		priv_special_flow_disable_all(priv);
 		priv_mac_addrs_disable(priv);
 		priv_destroy_hash_rxqs(priv);
 	}
@@ -113,10 +110,7 @@ mlx5_dev_stop(struct rte_eth_dev *dev)
 		return;
 	}
 	DEBUG("%p: cleaning up and destroying hash RX queues", (void *)dev);
-	priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_IPV6MULTI);
-	priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_BROADCAST);
-	priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_ALLMULTI);
-	priv_special_flow_disable(priv, HASH_RXQ_FLOW_TYPE_PROMISC);
+	priv_special_flow_disable_all(priv);
 	priv_mac_addrs_disable(priv);
 	priv_destroy_hash_rxqs(priv);
 	priv_fdir_disable(priv);
-- 
2.1.4



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