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authorAchiad Shochat <achiad@mellanox.com>2015-11-03 08:07:21 +0200
committerDavid S. Miller <davem@davemloft.net>2015-11-03 10:41:50 -0500
commit3435ab59d3febe0c00af2a4d40a6df401effe3de (patch)
tree2e88a49fcd689e9eaf39fd5909a2540b1f1944e9 /drivers/net/ethernet/mellanox/mlx5/core/en.h
parent61d0e73e0a5ab5fc80f6cd9d54f5146e33288a8d (diff)
net/mlx5e: Don't allow more than max supported channels
Consider MLX5E_MAX_NUM_CHANNELS @ethtool set/get_channels Signed-off-by: Achiad Shochat <achiad@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en.h')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 0983a208b299..f2ae62dd8c09 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -617,5 +617,11 @@ static inline void mlx5e_cq_arm(struct mlx5e_cq *cq)
mlx5_cq_arm(mcq, MLX5_CQ_DB_REQ_NOT, mcq->uar->map, NULL, cq->wq.cc);
}
+static inline int mlx5e_get_max_num_channels(struct mlx5_core_dev *mdev)
+{
+ return min_t(int, mdev->priv.eq_table.num_comp_vectors,
+ MLX5E_MAX_NUM_CHANNELS);
+}
+
extern const struct ethtool_ops mlx5e_ethtool_ops;
u16 mlx5e_get_max_inline_cap(struct mlx5_core_dev *mdev);

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