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authorEugenia Emantayev <eugenia@mellanox.com>2018-01-08 15:00:26 +0100
committerDavid S. Miller <davem@davemloft.net>2018-01-09 17:54:50 +0100
commitbacc7943311e7536a9ef25f06a6cfdea9d228d88 (patch)
tree8cded4b9519635f9c91fe78641256b4919494519 /drivers
parentnet/mlx4_en: Align behavior of set ring size flow via ethtool (diff)
downloadlinux-bacc7943311e7536a9ef25f06a6cfdea9d228d88.tar.xz
linux-bacc7943311e7536a9ef25f06a6cfdea9d228d88.zip
net/mlx5e: Remove redundant checks in set_ringparam
Since the checks are done in upper layer ethtool code, checks in driver are not needed any more. Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c15
1 files changed, 0 insertions, 15 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index 8f05efa5c829..1554780d1810 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -296,7 +296,6 @@ int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv,
struct mlx5e_channels new_channels = {};
u32 rx_pending_wqes;
u32 min_rq_size;
- u32 max_rq_size;
u8 log_rq_size;
u8 log_sq_size;
u32 num_mtts;
@@ -315,8 +314,6 @@ int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv,
min_rq_size = mlx5e_rx_wqes_to_packets(priv, rq_wq_type,
1 << mlx5_min_log_rq_size(rq_wq_type));
- max_rq_size = mlx5e_rx_wqes_to_packets(priv, rq_wq_type,
- 1 << mlx5_max_log_rq_size(rq_wq_type));
rx_pending_wqes = mlx5e_packets_to_rx_wqes(priv, rq_wq_type,
param->rx_pending);
@@ -326,12 +323,6 @@ int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv,
min_rq_size);
return -EINVAL;
}
- if (param->rx_pending > max_rq_size) {
- netdev_info(priv->netdev, "%s: rx_pending (%d) > max (%d)\n",
- __func__, param->rx_pending,
- max_rq_size);
- return -EINVAL;
- }
num_mtts = MLX5E_REQUIRED_MTTS(rx_pending_wqes);
if (priv->channels.params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ &&
@@ -347,12 +338,6 @@ int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv,
1 << MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE);
return -EINVAL;
}
- if (param->tx_pending > (1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE)) {
- netdev_info(priv->netdev, "%s: tx_pending (%d) > max (%d)\n",
- __func__, param->tx_pending,
- 1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE);
- return -EINVAL;
- }
log_rq_size = order_base_2(rx_pending_wqes);
log_sq_size = order_base_2(param->tx_pending);