net/mlx5e: Move TC tunnel offloading code to separate source file

Move tunnel offloading related code to a separate source file for better
code maintainability.

Code refactoring with no functional change.
Signed-off-by: Oz Shlomo <ozsh@mellanox.com>
Reviewed-by: Eli Britstein <elibr@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

drivers/net/ethernet/mellanox/mlx5/core/Makefile

@@ -30,7 +30,7 @@ mlx5_core-$(CONFIG_MLX5_CORE_EN) += en_main.o en_common.o en_fs.o en_ethtool.o \
 mlx5_core-$(CONFIG_MLX5_EN_ARFS)     += en_arfs.o
 mlx5_core-$(CONFIG_MLX5_EN_RXNFC)    += en_fs_ethtool.o
 mlx5_core-$(CONFIG_MLX5_CORE_EN_DCB) += en_dcbnl.o en/port_buffer.o
-mlx5_core-$(CONFIG_MLX5_ESWITCH)     += en_rep.o en_tc.o
+mlx5_core-$(CONFIG_MLX5_ESWITCH)     += en_rep.o en_tc.o en/tc_tun.o
 
 #
 # Core extra

drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.h

+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/* Copyright (c) 2018 Mellanox Technologies. */
+
+#ifndef __MLX5_EN_TC_TUNNEL_H__
+#define __MLX5_EN_TC_TUNNEL_H__
+
+#include <linux/netdevice.h>
+#include <linux/mlx5/fs.h>
+#include <net/pkt_cls.h>
+#include <linux/netlink.h>
+#include "en.h"
+#include "en_rep.h"
+
+enum {
+	MLX5E_TC_TUNNEL_TYPE_UNKNOWN,
+	MLX5E_TC_TUNNEL_TYPE_VXLAN
+};
+
+int mlx5e_tc_tun_init_encap_attr(struct net_device *tunnel_dev,
+				 struct mlx5e_priv *priv,
+				 struct mlx5e_encap_entry *e,
+				 struct netlink_ext_ack *extack);
+
+int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv,
+				    struct net_device *mirred_dev,
+				    struct mlx5e_encap_entry *e);
+
+int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv,
+				    struct net_device *mirred_dev,
+				    struct mlx5e_encap_entry *e);
+
+int mlx5e_tc_tun_get_type(struct net_device *tunnel_dev);
+bool mlx5e_tc_tun_device_to_offload(struct mlx5e_priv *priv,
+				    struct net_device *netdev);
+
+int mlx5e_tc_tun_parse(struct net_device *filter_dev,
+		       struct mlx5e_priv *priv,
+		       struct mlx5_flow_spec *spec,
+		       struct tc_cls_flower_offload *f,
+		       void *headers_c,
+		       void *headers_v);
+
+#endif //__MLX5_EN_TC_TUNNEL_H__

drivers/net/ethernet/mellanox/mlx5/core/en_rep.c

@@ -42,6 +42,7 @@
 #include "en.h"
 #include "en_rep.h"
 #include "en_tc.h"
+#include "en/tc_tun.h"
 #include "fs_core.h"
 
 #define MLX5E_REP_PARAMS_LOG_SQ_SIZE \

drivers/net/ethernet/mellanox/mlx5/core/en_tc.h

@@ -70,8 +70,6 @@ void mlx5e_tc_update_neigh_used_value(struct mlx5e_neigh_hash_entry *nhe);
 
 int mlx5e_tc_num_filters(struct mlx5e_priv *priv);
 
-bool mlx5e_tc_tun_device_to_offload(struct mlx5e_priv *priv,
-				    struct net_device *netdev);
 
 #else /* CONFIG_MLX5_ESWITCH */
 static inline int  mlx5e_tc_nic_init(struct mlx5e_priv *priv) { return 0; }