1 /*
2 * This file is part of the Chelsio T4 Ethernet driver for Linux.
3 *
4 * Copyright (c) 2015 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_FCOE_H__
36 #define __CXGB4_FCOE_H__
37
38 #ifdef CONFIG_CHELSIO_T4_FCOE
39
40 #define CXGB_FCOE_TXPKT_CSUM_START 28
41 #define CXGB_FCOE_TXPKT_CSUM_END 8
42
43 /* fcoe flags */
44 enum {
45 CXGB_FCOE_ENABLED = (1 << 0),
46 };
47
48 struct cxgb_fcoe {
49 u8 flags;
50 };
51
52 int cxgb_fcoe_enable(struct net_device *);
53 int cxgb_fcoe_disable(struct net_device *);
54 bool cxgb_fcoe_sof_eof_supported(struct adapter *, struct sk_buff *);
55
56 #endif /* CONFIG_CHELSIO_T4_FCOE */
57 #endif /* __CXGB4_FCOE_H__ */