From: Maor Gottlieb Date: Sun, 4 Jul 2021 12:16:21 +0000 (+0300) Subject: net/mlx5: Support partial TTC rules X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4c71ce50d2fe7f1b142113ffa412c9ed6677d52c;p=linux.git net/mlx5: Support partial TTC rules Add bitmasks to ttc_params to indicate if rule is valid or not. It will allow to create TTC table with support only in part of the traffic types. In later patches which introduce the steering based LAG port selection, TTC will be created with only part of the rules according to the hash type. Signed-off-by: Maor Gottlieb Reviewed-by: Mark Bloch Signed-off-by: Saeed Mahameed --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c index 749d17c0057d7..b63dec24747ab 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c @@ -247,6 +247,8 @@ static int mlx5_generate_ttc_table_rules(struct mlx5_core_dev *dev, for (tt = 0; tt < MLX5_NUM_TT; tt++) { struct mlx5_ttc_rule *rule = &rules[tt]; + if (test_bit(tt, params->ignore_dests)) + continue; rule->rule = mlx5_generate_ttc_rule(dev, ft, ¶ms->dests[tt], ttc_rules[tt].etype, ttc_rules[tt].proto); @@ -266,6 +268,8 @@ static int mlx5_generate_ttc_table_rules(struct mlx5_core_dev *dev, if (!mlx5_tunnel_proto_supported_rx(dev, ttc_tunnel_rules[tt].proto)) continue; + if (test_bit(tt, params->ignore_tunnel_dests)) + continue; trules[tt] = mlx5_generate_ttc_rule(dev, ft, ¶ms->tunnel_dests[tt], ttc_tunnel_rules[tt].etype, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.h index ce95be8f8382d..85fef0cd1c072 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.h @@ -43,7 +43,9 @@ struct ttc_params { struct mlx5_flow_namespace *ns; struct mlx5_flow_table_attr ft_attr; struct mlx5_flow_destination dests[MLX5_NUM_TT]; + DECLARE_BITMAP(ignore_dests, MLX5_NUM_TT); bool inner_ttc; + DECLARE_BITMAP(ignore_tunnel_dests, MLX5_NUM_TUNNEL_TT); struct mlx5_flow_destination tunnel_dests[MLX5_NUM_TUNNEL_TT]; };