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/*
* Copyright (C) 2017 Netronome Systems, Inc.
*
* This software is dual licensed under the GNU General License Version 2,
* June 1991 as shown in the file COPYING in the top-level directory of this
* source tree or the BSD 2-Clause License provided below. You have the
* option to license this software under the complete terms of either license.
*
* The BSD 2-Clause License:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* 1. Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __NFP_FLOWER_H__
#define __NFP_FLOWER_H__ 1
#include <linux/types.h>
struct tc_to_netdev;
struct net_device;
struct nfp_app;
struct nfp_fl_key_ls {
u32 key_layer_two;
u8 key_layer;
int key_size;
};
struct nfp_fl_rule_metadata {
u8 key_len;
u8 mask_len;
u8 act_len;
u8 flags;
__be32 host_ctx_id;
__be64 host_cookie __packed;
__be64 flow_version __packed;
__be32 shortcut;
};
struct nfp_fl_payload {
struct nfp_fl_rule_metadata meta;
char *unmasked_data;
char *mask_data;
char *action_data;
};
int nfp_flower_setup_tc(struct nfp_app *app, struct net_device *netdev,
u32 handle, __be16 proto, struct tc_to_netdev *tc);
int nfp_flower_compile_flow_match(struct tc_cls_flower_offload *flow,
struct nfp_fl_key_ls *key_ls,
struct net_device *netdev,
struct nfp_fl_payload *nfp_flow);
int nfp_flower_compile_action(struct tc_cls_flower_offload *flow,
struct net_device *netdev,
struct nfp_fl_payload *nfp_flow);
#endif
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