From: Gal Pressman <galp@mellanox.com>
Date: Thu, 11 Jun 2015 11:47:30 +0000 (+0300)
Subject: net/mlx5e: Enforce max flow-tables level >= 3
X-Git-Tag: firefly_0821_release~176^2~1587^2~79^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=796a27ec2d9f722ce5a08bd5b33f3c7712fb6127;p=firefly-linux-kernel-4.4.55.git
net/mlx5e: Enforce max flow-tables level >= 3
The Ethernet driver requires at least 3 flow table levels to
operate, enforce that.
Signed-off-by: Gal Pressman <galp@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 9cc321a3acdf..5d480da801ce 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -1663,7 +1663,10 @@ static int mlx5e_check_required_hca_cap(struct mlx5_core_dev *mdev)
!MLX5_CAP_ETH(mdev, csum_cap) ||
!MLX5_CAP_ETH(mdev, max_lso_cap) ||
!MLX5_CAP_ETH(mdev, vlan_cap) ||
- !MLX5_CAP_ETH(mdev, rss_ind_tbl_cap)) {
+ !MLX5_CAP_ETH(mdev, rss_ind_tbl_cap) ||
+ MLX5_CAP_FLOWTABLE(mdev,
+ flow_table_properties_nic_receive.max_ft_level)
+ < 3) {
mlx5_core_warn(mdev,
"Not creating net device, some required device capabilities are missing\n");
return -ENOTSUPP;