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authorMaor Gottlieb <maorg@nvidia.com>2021-07-13 15:20:10 +0300
committerSaeed Mahameed <saeedm@nvidia.com>2021-10-18 20:18:08 -0700
commit1065e0015dd7d83b3d03a9396ca37d3cca9a5ce5 (patch)
treee37999893f149118d7f1cef522ca43b98c616c26
parentnet/mlx5: Lag, move lag files into directory (diff)
downloadwireguard-linux-1065e0015dd7d83b3d03a9396ca37d3cca9a5ce5.tar.xz
wireguard-linux-1065e0015dd7d83b3d03a9396ca37d3cca9a5ce5.zip
net/mlx5: Lag, set LAG traffic type mapping
Generate a traffic type bitmap that will define which steering objects we need to create for the steering based LAG. Bits in this bitmap are set according to the LAG hash type. In addition, have a field that indicate if the lag is in encap mode or not. Signed-off-by: Maor Gottlieb <maorg@nvidia.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c37
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.h14
3 files changed, 53 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h
index c268663c89b4..670061e60d89 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h
@@ -6,6 +6,7 @@
#include "mlx5_core.h"
#include "mp.h"
+#include "port_sel.h"
enum {
MLX5_LAG_P1,
@@ -49,6 +50,7 @@ struct mlx5_lag {
struct delayed_work bond_work;
struct notifier_block nb;
struct lag_mp lag_mp;
+ struct mlx5_lag_port_sel port_sel;
};
static inline struct mlx5_lag *
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
new file mode 100644
index 000000000000..7b4ad49c8438
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. */
+
+#include <linux/netdevice.h>
+#include "lag.h"
+
+static void set_tt_map(struct mlx5_lag_port_sel *port_sel,
+ enum netdev_lag_hash hash)
+{
+ port_sel->tunnel = false;
+
+ switch (hash) {
+ case NETDEV_LAG_HASH_E34:
+ port_sel->tunnel = true;
+ fallthrough;
+ case NETDEV_LAG_HASH_L34:
+ set_bit(MLX5_TT_IPV4_TCP, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV4_UDP, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV6_TCP, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV6_UDP, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV4, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV6, port_sel->tt_map);
+ set_bit(MLX5_TT_ANY, port_sel->tt_map);
+ break;
+ case NETDEV_LAG_HASH_E23:
+ port_sel->tunnel = true;
+ fallthrough;
+ case NETDEV_LAG_HASH_L23:
+ set_bit(MLX5_TT_IPV4, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV6, port_sel->tt_map);
+ set_bit(MLX5_TT_ANY, port_sel->tt_map);
+ break;
+ default:
+ set_bit(MLX5_TT_ANY, port_sel->tt_map);
+ break;
+ }
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.h b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.h
new file mode 100644
index 000000000000..c55736d2484d
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. */
+
+#ifndef __MLX5_LAG_FS_H__
+#define __MLX5_LAG_FS_H__
+
+#include "lib/fs_ttc.h"
+
+struct mlx5_lag_port_sel {
+ DECLARE_BITMAP(tt_map, MLX5_NUM_TT);
+ bool tunnel;
+};
+
+#endif /* __MLX5_LAG_FS_H__ */