4 * Copyright 2015 6WIND S.A.
5 * Copyright 2015 Mellanox.
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8 * modification, are permitted provided that the following conditions
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12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * * Neither the name of 6WIND S.A. nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 /* DPDK headers don't like -pedantic. */
36 #pragma GCC diagnostic ignored "-pedantic"
38 #include <rte_ether.h>
39 #include <rte_ethdev.h>
41 #pragma GCC diagnostic error "-pedantic"
45 #include "mlx5_rxtx.h"
46 #include "mlx5_utils.h"
49 * DPDK callback to start the device.
51 * Simulate device start by attaching all configured flows.
54 * Pointer to Ethernet device structure.
57 * 0 on success, negative errno value on failure.
60 mlx5_dev_start(struct rte_eth_dev *dev)
62 struct priv *priv = dev->data->dev_private;
70 DEBUG("%p: allocating and configuring hash RX queues", (void *)dev);
71 err = priv_create_hash_rxqs(priv);
73 err = priv_mac_addrs_enable(priv);
74 if (!err && priv->promisc_req)
75 err = priv_promiscuous_enable(priv);
76 if (!err && priv->allmulti_req)
77 err = priv_allmulticast_enable(priv);
81 ERROR("%p: an error occurred while configuring hash RX queues:"
83 (void *)priv, strerror(err));
85 priv_allmulticast_disable(priv);
86 priv_promiscuous_disable(priv);
87 priv_mac_addrs_disable(priv);
88 priv_destroy_hash_rxqs(priv);
95 * DPDK callback to stop the device.
97 * Simulate device stop by detaching all configured flows.
100 * Pointer to Ethernet device structure.
103 mlx5_dev_stop(struct rte_eth_dev *dev)
105 struct priv *priv = dev->data->dev_private;
108 if (!priv->started) {
112 DEBUG("%p: cleaning up and destroying hash RX queues", (void *)dev);
113 priv_allmulticast_disable(priv);
114 priv_promiscuous_disable(priv);
115 priv_mac_addrs_disable(priv);
116 priv_destroy_hash_rxqs(priv);