diff options
| -rw-r--r-- | drivers/net/mlx4/en_params.c | 6 | ||||
| -rw-r--r-- | drivers/net/mlx4/mlx4_en.h | 4 |
2 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/mlx4/en_params.c b/drivers/net/mlx4/en_params.c index cfeef0f..c1bd040 100644 --- a/drivers/net/mlx4/en_params.c +++ b/drivers/net/mlx4/en_params.c @@ -399,8 +399,10 @@ static int mlx4_en_set_ringparam(struct net_device *dev, rx_size = roundup_pow_of_two(param->rx_pending); rx_size = max_t(u32, rx_size, MLX4_EN_MIN_RX_SIZE); + rx_size = min_t(u32, rx_size, MLX4_EN_MAX_RX_SIZE); tx_size = roundup_pow_of_two(param->tx_pending); tx_size = max_t(u32, tx_size, MLX4_EN_MIN_TX_SIZE); + tx_size = min_t(u32, tx_size, MLX4_EN_MAX_TX_SIZE); if (rx_size == priv->prof->rx_ring_size && tx_size == priv->prof->tx_ring_size) @@ -440,8 +442,8 @@ static void mlx4_en_get_ringparam(struct net_device *dev, struct mlx4_en_dev *mdev = priv->mdev; memset(param, 0, sizeof(*param)); - param->rx_max_pending = mdev->dev->caps.max_rq_sg; - param->tx_max_pending = mdev->dev->caps.max_sq_sg; + param->rx_max_pending = MLX4_EN_MAX_RX_SIZE; + param->tx_max_pending = MLX4_EN_MAX_TX_SIZE; param->rx_pending = mdev->profile.prof[priv->port].rx_ring_size; param->tx_pending = mdev->profile.prof[priv->port].tx_ring_size; } diff --git a/drivers/net/mlx4/mlx4_en.h b/drivers/net/mlx4/mlx4_en.h index 08bf321..e9af32d 100644 --- a/drivers/net/mlx4/mlx4_en.h +++ b/drivers/net/mlx4/mlx4_en.h @@ -115,6 +115,10 @@ enum { }; #define MLX4_EN_MAX_RX_FRAGS 4 +/* Maximum ring sizes */ +#define MLX4_EN_MAX_TX_SIZE 8192 +#define MLX4_EN_MAX_RX_SIZE 8192 + /* Minimum ring size for our page-allocation sceme to work */ #define MLX4_EN_MIN_RX_SIZE (MLX4_EN_ALLOC_SIZE / SMP_CACHE_BYTES) #define MLX4_EN_MIN_TX_SIZE (4096 / TXBB_SIZE) |