Imported Upstream version 16.11.2

[deb_dpdk.git] / drivers / net / mlx4 / mlx4.c

diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index 6d43a97..83f9143 100644 (file)
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -3340,6 +3340,8 @@ mlx4_rx_burst(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n)
                        /* Increase out of memory counters. */
                        ++rxq->stats.rx_nombuf;
                        ++rxq->priv->dev->data->rx_mbuf_alloc_failed;
+                       /* Add SGE to array for repost. */
+                       sges[i] = elt->sge;
                        goto repost;
                }
 
@@ -5571,10 +5573,8 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
        list = ibv_get_device_list(&i);
        if (list == NULL) {
                assert(errno);
-               if (errno == ENOSYS) {
-                       WARN("cannot list devices, is ib_uverbs loaded?");
-                       return 0;
-               }
+               if (errno == ENOSYS)
+                       ERROR("cannot list devices, is ib_uverbs loaded?");
                return -errno;
        }
        assert(i >= 0);
@@ -5606,11 +5606,11 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
                ibv_free_device_list(list);
                switch (err) {
                case 0:
-                       WARN("cannot access device, is mlx4_ib loaded?");
-                       return 0;
+                       ERROR("cannot access device, is mlx4_ib loaded?");
+                       return -ENODEV;
                case EINVAL:
-                       WARN("cannot use device, are drivers up to date?");
-                       return 0;
+                       ERROR("cannot use device, are drivers up to date?");
+                       return -EINVAL;
                }
                assert(err > 0);
                return -err;
@@ -5857,6 +5857,9 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
                /* Bring Ethernet device up. */
                DEBUG("forcing Ethernet interface up");
                priv_set_flags(priv, ~IFF_UP, IFF_UP);
+               /* Update link status once if waiting for LSC. */
+               if (eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)
+                       mlx4_link_update(eth_dev, 0);
                continue;
 
 port_error: