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path: root/drivers/net/ethernet/mellanox/mlx4/en_main.c
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/en_main.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_main.c32
1 files changed, 26 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_main.c b/drivers/net/ethernet/mellanox/mlx4/en_main.c
index 3a2b8c65642d..fc27800e9c38 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_main.c
@@ -64,7 +64,7 @@ static const char mlx4_en_version[] =
/* Enable RSS UDP traffic */
MLX4_EN_PARM_INT(udp_rss, 1,
- "Enable RSS for incomming UDP traffic or disabled (0)");
+ "Enable RSS for incoming UDP traffic or disabled (0)");
/* Priority pausing */
MLX4_EN_PARM_INT(pfctx, 0, "Priority based Flow Control policy on TX[7:0]."
@@ -95,6 +95,28 @@ int en_print(const char *level, const struct mlx4_en_priv *priv,
return i;
}
+void mlx4_en_update_loopback_state(struct net_device *dev,
+ netdev_features_t features)
+{
+ struct mlx4_en_priv *priv = netdev_priv(dev);
+
+ priv->flags &= ~(MLX4_EN_FLAG_RX_FILTER_NEEDED|
+ MLX4_EN_FLAG_ENABLE_HW_LOOPBACK);
+
+ /* Drop the packet if SRIOV is not enabled
+ * and not performing the selftest or flb disabled
+ */
+ if (mlx4_is_mfunc(priv->mdev->dev) &&
+ !(features & NETIF_F_LOOPBACK) && !priv->validate_loopback)
+ priv->flags |= MLX4_EN_FLAG_RX_FILTER_NEEDED;
+
+ /* Set dmac in Tx WQE if we are in SRIOV mode or if loopback selftest
+ * is requested
+ */
+ if (mlx4_is_mfunc(priv->mdev->dev) || priv->validate_loopback)
+ priv->flags |= MLX4_EN_FLAG_ENABLE_HW_LOOPBACK;
+}
+
static int mlx4_en_get_profile(struct mlx4_en_dev *mdev)
{
struct mlx4_en_profile *params = &mdev->profile;
@@ -176,7 +198,7 @@ static void mlx4_en_remove(struct mlx4_dev *dev, void *endev_ptr)
flush_workqueue(mdev->workqueue);
destroy_workqueue(mdev->workqueue);
- mlx4_mr_free(dev, &mdev->mr);
+ (void) mlx4_mr_free(dev, &mdev->mr);
iounmap(mdev->uar_map);
mlx4_uar_free(dev, &mdev->priv_uar);
mlx4_pd_free(dev, mdev->priv_pdn);
@@ -191,10 +213,8 @@ static void *mlx4_en_add(struct mlx4_dev *dev)
printk_once(KERN_INFO "%s", mlx4_en_version);
- mdev = kzalloc(sizeof *mdev, GFP_KERNEL);
+ mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
if (!mdev) {
- dev_err(&dev->pdev->dev, "Device struct alloc failed, "
- "aborting.\n");
err = -ENOMEM;
goto err_free_res;
}
@@ -283,7 +303,7 @@ static void *mlx4_en_add(struct mlx4_dev *dev)
return mdev;
err_mr:
- mlx4_mr_free(dev, &mdev->mr);
+ (void) mlx4_mr_free(dev, &mdev->mr);
err_map:
if (!mdev->uar_map)
iounmap(mdev->uar_map);