LXR linux/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
  38struct mlx5e_vxlan {
  39        atomic_t refcount;
  40        u16 udp_port;
  41};
  42
  43struct mlx5e_vxlan_work {
  44        struct work_struct      work;
  45        struct mlx5e_priv       *priv;
  46        sa_family_t             sa_family;
  47        u16                     port;
  48};
  49
  50static inline bool mlx5e_vxlan_allowed(struct mlx5_core_dev *mdev)
  51{
  52        return (MLX5_CAP_ETH(mdev, tunnel_stateless_vxlan) &&
  53                mlx5_core_is_pf(mdev));
  54}
  55
  56void mlx5e_vxlan_init(struct mlx5e_priv *priv);
  57void mlx5e_vxlan_cleanup(struct mlx5e_priv *priv);
  58
  59void mlx5e_vxlan_queue_work(struct mlx5e_priv *priv, sa_family_t sa_family,
  60                            u16 port, int add);
  61struct mlx5e_vxlan *mlx5e_vxlan_lookup_port(struct mlx5e_priv *priv, u16 port);
  62
  63#endif /* __MLX5_VXLAN_H__ */
  64