drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.h

   1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
   2 /* Copyright (c) 2017-2018 Mellanox Technologies. All rights reserved */
   3
   4 #ifndef _MLXSW_SPECTRUM_MCROUTER_H
   5 #define _MLXSW_SPECTRUM_MCROUTER_H
   6
   7 #include <linux/mroute.h>
   8 #include <linux/mroute6.h>
   9 #include "spectrum_router.h"
  10 #include "spectrum.h"
  11
  12 enum mlxsw_sp_mr_route_action {
  13         MLXSW_SP_MR_ROUTE_ACTION_FORWARD,
  14         MLXSW_SP_MR_ROUTE_ACTION_TRAP,
  15         MLXSW_SP_MR_ROUTE_ACTION_TRAP_AND_FORWARD,
  16 };
  17
  18 struct mlxsw_sp_mr_route_key {
  19         int vrid;
  20         enum mlxsw_sp_l3proto proto;
  21         union mlxsw_sp_l3addr group;
  22         union mlxsw_sp_l3addr group_mask;
  23         union mlxsw_sp_l3addr source;
  24         union mlxsw_sp_l3addr source_mask;
  25 };
  26
  27 struct mlxsw_sp_mr_route_info {
  28         enum mlxsw_sp_mr_route_action route_action;
  29         u16 irif_index;
  30         u16 *erif_indices;
  31         size_t erif_num;
  32         u16 min_mtu;
  33 };
  34
  35 struct mlxsw_sp_mr_route_params {
  36         struct mlxsw_sp_mr_route_key key;
  37         struct mlxsw_sp_mr_route_info value;
  38         enum mlxsw_sp_mr_route_prio prio;
  39 };
  40
  41 struct mlxsw_sp_mr_ops {
  42         int priv_size;
  43         int route_priv_size;
  44         int (*init)(struct mlxsw_sp *mlxsw_sp, void *priv);
  45         int (*route_create)(struct mlxsw_sp *mlxsw_sp, void *priv,
  46                             void *route_priv,
  47                             struct mlxsw_sp_mr_route_params *route_params);
  48         int (*route_update)(struct mlxsw_sp *mlxsw_sp, void *route_priv,
  49                             struct mlxsw_sp_mr_route_info *route_info);
  50         int (*route_stats)(struct mlxsw_sp *mlxsw_sp, void *route_priv,
  51                            u64 *packets, u64 *bytes);
  52         int (*route_action_update)(struct mlxsw_sp *mlxsw_sp, void *route_priv,
  53                                    enum mlxsw_sp_mr_route_action route_action);
  54         int (*route_min_mtu_update)(struct mlxsw_sp *mlxsw_sp, void *route_priv,
  55                                     u16 min_mtu);
  56         int (*route_irif_update)(struct mlxsw_sp *mlxsw_sp, void *route_priv,
  57                                  u16 irif_index);
  58         int (*route_erif_add)(struct mlxsw_sp *mlxsw_sp, void *route_priv,
  59                               u16 erif_index);
  60         int (*route_erif_del)(struct mlxsw_sp *mlxsw_sp, void *route_priv,
  61                               u16 erif_index);
  62         void (*route_destroy)(struct mlxsw_sp *mlxsw_sp, void *priv,
  63                               void *route_priv);
  64         void (*fini)(struct mlxsw_sp *mlxsw_sp, void *priv);
  65 };
  66
  67 struct mlxsw_sp_mr;
  68 struct mlxsw_sp_mr_table;
  69
  70 int mlxsw_sp_mr_init(struct mlxsw_sp *mlxsw_sp,
  71                      const struct mlxsw_sp_mr_ops *mr_ops);
  72 void mlxsw_sp_mr_fini(struct mlxsw_sp *mlxsw_sp);
  73 int mlxsw_sp_mr_route_add(struct mlxsw_sp_mr_table *mr_table,
  74                           struct mr_mfc *mfc, bool replace);
  75 void mlxsw_sp_mr_route_del(struct mlxsw_sp_mr_table *mr_table,
  76                            struct mr_mfc *mfc);
  77 int mlxsw_sp_mr_vif_add(struct mlxsw_sp_mr_table *mr_table,
  78                         struct net_device *dev, vifi_t vif_index,
  79                         unsigned long vif_flags,
  80                         const struct mlxsw_sp_rif *rif);
  81 void mlxsw_sp_mr_vif_del(struct mlxsw_sp_mr_table *mr_table, vifi_t vif_index);
  82 int mlxsw_sp_mr_rif_add(struct mlxsw_sp_mr_table *mr_table,
  83                         const struct mlxsw_sp_rif *rif);
  84 void mlxsw_sp_mr_rif_del(struct mlxsw_sp_mr_table *mr_table,
  85                          const struct mlxsw_sp_rif *rif);
  86 void mlxsw_sp_mr_rif_mtu_update(struct mlxsw_sp_mr_table *mr_table,
  87                                 const struct mlxsw_sp_rif *rif, int mtu);
  88 struct mlxsw_sp_mr_table *mlxsw_sp_mr_table_create(struct mlxsw_sp *mlxsw_sp,
  89                                                    u32 tb_id,
  90                                                    enum mlxsw_sp_l3proto proto);
  91 void mlxsw_sp_mr_table_destroy(struct mlxsw_sp_mr_table *mr_table);
  92 void mlxsw_sp_mr_table_flush(struct mlxsw_sp_mr_table *mr_table);
  93 bool mlxsw_sp_mr_table_empty(const struct mlxsw_sp_mr_table *mr_table);
  94
  95 #endif