1 /*
2 * This file is part of the Chelsio T4 Ethernet driver for Linux.
3 *
4 * Copyright (c) 2016 Chelsio Communications, Inc. All rights reserved.
5 *
6 * This software is available to you under a choice of one of two
7 * licenses. You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
11 *
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
14 * conditions are met:
15 *
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
18 * disclaimer.
19 *
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials
23 * provided with the distribution.
24 *
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32 * SOFTWARE.
33 */
34
35 #ifndef __CXGB4_TC_U32_H
36 #define __CXGB4_TC_U32_H
37
38 #include <net/pkt_cls.h>
39
40 static inline bool can_tc_u32_offload(struct net_device *dev)
41 {
42 struct adapter *adap = netdev2adap(dev);
43
44 return (dev->features & NETIF_F_HW_TC) && adap->tc_u32 ? true : false;
45 }
46
47 int cxgb4_config_knode(struct net_device *dev, struct tc_cls_u32_offload *cls);
48 int cxgb4_delete_knode(struct net_device *dev, struct tc_cls_u32_offload *cls);
49
50 void cxgb4_cleanup_tc_u32(struct adapter *adapter);
51 struct cxgb4_tc_u32_table *cxgb4_init_tc_u32(struct adapter *adap);
52 #endif /* __CXGB4_TC_U32_H */