diff mbox series

[net,6/7] net/mlx5e: Fix traffic between VF and representor

Message ID 20180426195842.29665-7-saeedm@mellanox.com
State Accepted, archived
Delegated to: David Miller
Headers show
Series [net,1/7] net/mlx5e: Allow offloading ipv4 header re-write for icmp | expand

Commit Message

Saeed Mahameed April 26, 2018, 7:58 p.m. UTC 
From: Shahar Klein <shahark@mellanox.com>

After the cited commit, WQE RQ size is calculated based on sw_mtu but it
was not set for representors. This commit fixes that.

Fixes: 472a1e44b349 ("net/mlx5e: Save MTU in channels params")
Signed-off-by: Shahar Klein <shahark@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_rep.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index d8f68e4d1018..876c3e4c6193 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -877,13 +877,14 @@  static const struct net_device_ops mlx5e_netdev_ops_rep = {
 };
 
 static void mlx5e_build_rep_params(struct mlx5_core_dev *mdev,
-				   struct mlx5e_params *params)
+				   struct mlx5e_params *params, u16 mtu)
 {
 	u8 cq_period_mode = MLX5_CAP_GEN(mdev, cq_period_start_from_cqe) ?
 					 MLX5_CQ_PERIOD_MODE_START_FROM_CQE :
 					 MLX5_CQ_PERIOD_MODE_START_FROM_EQE;
 
 	params->hard_mtu    = MLX5E_ETH_HARD_MTU;
+	params->sw_mtu      = mtu;
 	params->log_sq_size = MLX5E_REP_PARAMS_LOG_SQ_SIZE;
 	params->rq_wq_type  = MLX5_WQ_TYPE_LINKED_LIST;
 	params->log_rq_mtu_frames = MLX5E_REP_PARAMS_LOG_RQ_SIZE;
@@ -931,7 +932,7 @@  static void mlx5e_init_rep(struct mlx5_core_dev *mdev,
 
 	priv->channels.params.num_channels = profile->max_nch(mdev);
 
-	mlx5e_build_rep_params(mdev, &priv->channels.params);
+	mlx5e_build_rep_params(mdev, &priv->channels.params, netdev->mtu);
 	mlx5e_build_rep_netdev(netdev);
 
 	mlx5e_timestamp_init(priv);