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

   1 /*
   2  * Copyright (c) 2016, Mellanox Technologies, Ltd.  All rights reserved.
   3  *
   4  * This software is available to you under a choice of one of two
   5  * licenses.  You may choose to be licensed under the terms of the GNU
   6  * General Public License (GPL) Version 2, available from the file
   7  * COPYING in the main directory of this source tree, or the
   8  * OpenIB.org BSD license below:
   9  *
  10  *     Redistribution and use in source and binary forms, with or
  11  *     without modification, are permitted provided that the following
  12  *     conditions are met:
  13  *
  14  *      - Redistributions of source code must retain the above
  15  *        copyright notice, this list of conditions and the following
  16  *        disclaimer.
  17  *
  18  *      - Redistributions in binary form must reproduce the above
  19  *        copyright notice, this list of conditions and the following
  20  *        disclaimer in the documentation and/or other materials
  21  *        provided with the distribution.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30  * SOFTWARE.
  31  */
  32 #ifndef __MLX5_VXLAN_H__
  33 #define __MLX5_VXLAN_H__
  34
  35 #include <linux/mlx5/driver.h>
  36 #include "en.h"
  37
  38 struct mlx5e_vxlan {
  39         u16 udp_port;
  40 };
  41
  42 struct mlx5e_vxlan_work {
  43         struct work_struct      work;
  44         struct mlx5e_priv       *priv;
  45         sa_family_t             sa_family;
  46         u16                     port;
  47 };
  48
  49 static inline bool mlx5e_vxlan_allowed(struct mlx5_core_dev *mdev)
  50 {
  51         return (MLX5_CAP_ETH(mdev, tunnel_stateless_vxlan) &&
  52                 mlx5_core_is_pf(mdev));
  53 }
  54
  55 void mlx5e_vxlan_init(struct mlx5e_priv *priv);
  56 void mlx5e_vxlan_queue_work(struct mlx5e_priv *priv, sa_family_t sa_family,
  57                             u16 port, int add);
  58 struct mlx5e_vxlan *mlx5e_vxlan_lookup_port(struct mlx5e_priv *priv, u16 port);
  59 void mlx5e_vxlan_cleanup(struct mlx5e_priv *priv);
  60
  61 #endif /* __MLX5_VXLAN_H__ */