diff options
| author | Tariq Toukan <tariqt@mellanox.com> | 2017-10-10 16:54:30 +0300 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@mellanox.com> | 2018-01-12 02:01:49 +0200 |
| commit | 4b7d4363f14a0398eca48c7e96e46120c5eb6a96 (patch) | |
| tree | 9c55eb549f8728730ce2b9250ecb21be0ff2921c /drivers/net/ethernet/mellanox/mlx5/core | |
| parent | 97c8c3aa48ca8eb85d1806e08f882f90d78b1856 (diff) | |
net/mlx5e: Check support before TC swap in ETS init
Should not do the following swap between TCs 0 and 1
when max num of TCs is 1:
tclass[prio=0]=1, tclass[prio=1]=0, tclass[prio=i]=i (for i>1)
Fixes: 08fb1dacdd76 ("net/mlx5e: Support DCBNL IEEE ETS")
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c index a5c5134f5cb2..3d46ef48d5b8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c @@ -937,9 +937,11 @@ static void mlx5e_ets_init(struct mlx5e_priv *priv) ets.prio_tc[i] = i; } - /* tclass[prio=0]=1, tclass[prio=1]=0, tclass[prio=i]=i (for i>1) */ - ets.prio_tc[0] = 1; - ets.prio_tc[1] = 0; + if (ets.ets_cap > 1) { + /* tclass[prio=0]=1, tclass[prio=1]=0, tclass[prio=i]=i (for i>1) */ + ets.prio_tc[0] = 1; + ets.prio_tc[1] = 0; + } err = mlx5e_dcbnl_ieee_setets_core(priv, &ets); if (err) |