New upstream version 18.02upstream/18.02

Change-Id: I89ed24cb2a49b78fe5be6970b99dd46c1499fcc3
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>

1 files changed, 25 insertions, 61 deletions

diff --git a/drivers/net/mlx5/mlx5_trigger.c b/drivers/net/mlx5/mlx5_trigger.c
index 5de2d026..f5711a99 100644
--- a/drivers/net/mlx5/mlx5_trigger.c
+++ b/drivers/net/mlx5/mlx5_trigger.c
@@ -1,39 +1,12 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright 2015 6WIND S.A.
- *   Copyright 2015 Mellanox.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of 6WIND S.A. nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2015 6WIND S.A.
+ * Copyright 2015 Mellanox.
  */
+
 #include <unistd.h>
 
 #include <rte_ether.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
 #include <rte_interrupts.h>
 #include <rte_alarm.h>
 
@@ -64,8 +37,11 @@ priv_txq_start(struct priv *priv)
 
 		if (!txq_ctrl)
 			continue;
-		LIST_FOREACH(mr, &priv->mr, next)
+		LIST_FOREACH(mr, &priv->mr, next) {
 			priv_txq_mp2mr_reg(priv, &txq_ctrl->txq, mr->mp, idx++);
+			if (idx == MLX5_PMD_TX_MP_CACHE)
+				break;
+		}
 		txq_alloc_elts(txq_ctrl);
 		txq_ctrl->ibv = mlx5_priv_txq_ibv_new(priv, i);
 		if (!txq_ctrl->ibv) {
@@ -73,10 +49,13 @@ priv_txq_start(struct priv *priv)
 			goto error;
 		}
 	}
-	return -ret;
+	ret = priv_tx_uar_remap(priv, priv->ctx->cmd_fd);
+	if (ret)
+		goto error;
+	return ret;
 error:
 	priv_txq_stop(priv);
-	return -ret;
+	return ret;
 }
 
 static void
@@ -132,9 +111,6 @@ mlx5_dev_start(struct rte_eth_dev *dev)
 	struct mlx5_mr *mr = NULL;
 	int err;
 
-	if (mlx5_is_secondary())
-		return -E_RTE_SECONDARY;
-
 	dev->data->dev_started = 1;
 	priv_lock(priv);
 	err = priv_flow_create_drop_queue(priv);
@@ -151,38 +127,29 @@ mlx5_dev_start(struct rte_eth_dev *dev)
 		      (void *)dev, strerror(err));
 		goto error;
 	}
-	/* Update send callback. */
-	priv_dev_select_tx_function(priv, dev);
 	err = priv_rxq_start(priv);
 	if (err) {
 		ERROR("%p: RXQ allocation failed: %s",
 		      (void *)dev, strerror(err));
 		goto error;
 	}
-	/* Update receive callback. */
-	priv_dev_select_rx_function(priv, dev);
-	err = priv_dev_traffic_enable(priv, dev);
-	if (err) {
-		ERROR("%p: an error occurred while configuring control flows:"
-		      " %s",
-		      (void *)priv, strerror(err));
-		goto error;
-	}
-	err = priv_flow_start(priv, &priv->flows);
-	if (err) {
-		ERROR("%p: an error occurred while configuring flows:"
-		      " %s",
-		      (void *)priv, strerror(err));
-		goto error;
-	}
 	err = priv_rx_intr_vec_enable(priv);
 	if (err) {
 		ERROR("%p: RX interrupt vector creation failed",
 		      (void *)priv);
 		goto error;
 	}
-	priv_dev_interrupt_handler_install(priv, dev);
 	priv_xstats_init(priv);
+	/* Update link status and Tx/Rx callbacks for the first time. */
+	memset(&dev->data->dev_link, 0, sizeof(struct rte_eth_link));
+	INFO("Forcing port %u link to be up", dev->data->port_id);
+	err = priv_force_link_status_change(priv, ETH_LINK_UP);
+	if (err) {
+		DEBUG("Failed to set port %u link to be up",
+		      dev->data->port_id);
+		goto error;
+	}
+	priv_dev_interrupt_handler_install(priv, dev);
 	priv_unlock(priv);
 	return 0;
 error:
@@ -196,7 +163,7 @@ error:
 	priv_rxq_stop(priv);
 	priv_flow_delete_drop_queue(priv);
 	priv_unlock(priv);
-	return -err;
+	return err;
 }
 
 /**
@@ -213,9 +180,6 @@ mlx5_dev_stop(struct rte_eth_dev *dev)
 	struct priv *priv = dev->data->dev_private;
 	struct mlx5_mr *mr;
 
-	if (mlx5_is_secondary())
-		return;
-
 	priv_lock(priv);
 	dev->data->dev_started = 0;
 	/* Prevent crashes when queues are still in use. */