diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c | 39 |
1 files changed, 30 insertions, 9 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c index 633c9ec4c84e..7e58f4e594b7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c @@ -625,15 +625,6 @@ static void mlx5_cmd_dr_modify_header_dealloc(struct mlx5_flow_root_namespace *n mlx5dr_action_destroy(modify_hdr->action.dr_action); } -static int mlx5_cmd_dr_update_fte(struct mlx5_flow_root_namespace *ns, - struct mlx5_flow_table *ft, - struct mlx5_flow_group *group, - int modify_mask, - struct fs_fte *fte) -{ - return -EOPNOTSUPP; -} - static int mlx5_cmd_dr_delete_fte(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct fs_fte *fte) @@ -658,6 +649,36 @@ static int mlx5_cmd_dr_delete_fte(struct mlx5_flow_root_namespace *ns, return 0; } +static int mlx5_cmd_dr_update_fte(struct mlx5_flow_root_namespace *ns, + struct mlx5_flow_table *ft, + struct mlx5_flow_group *group, + int modify_mask, + struct fs_fte *fte) +{ + struct fs_fte fte_tmp = {}; + int ret; + + if (mlx5_dr_is_fw_table(ft->flags)) + return mlx5_fs_cmd_get_fw_cmds()->update_fte(ns, ft, group, modify_mask, fte); + + /* Backup current dr rule details */ + fte_tmp.fs_dr_rule = fte->fs_dr_rule; + memset(&fte->fs_dr_rule, 0, sizeof(struct mlx5_fs_dr_rule)); + + /* First add the new updated rule, then delete the old rule */ + ret = mlx5_cmd_dr_create_fte(ns, ft, group, fte); + if (ret) + goto restore_fte; + + ret = mlx5_cmd_dr_delete_fte(ns, ft, &fte_tmp); + WARN_ONCE(ret, "dr update fte duplicate rule deletion failed\n"); + return ret; + +restore_fte: + fte->fs_dr_rule = fte_tmp.fs_dr_rule; + return ret; +} + static int mlx5_cmd_dr_set_peer(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_root_namespace *peer_ns) { |