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Linux kernel mirror (for testing)
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1/*
2 * Copyright (c) 2006 QLogic, Inc. All rights reserved.
3 * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved.
4 *
5 * This software is available to you under a choice of one of two
6 * licenses. You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenIB.org BSD license below:
10 *
11 * Redistribution and use in source and binary forms, with or
12 * without modification, are permitted provided that the following
13 * conditions are met:
14 *
15 * - Redistributions of source code must retain the above
16 * copyright notice, this list of conditions and the following
17 * disclaimer.
18 *
19 * - Redistributions in binary form must reproduce the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer in the documentation and/or other materials
22 * provided with the distribution.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 * SOFTWARE.
32 */
33
34#ifndef _IPATH_LAYER_H
35#define _IPATH_LAYER_H
36
37/*
38 * This header file is for symbols shared between the infinipath driver
39 * and drivers layered upon it (such as ipath).
40 */
41
42struct sk_buff;
43struct ipath_devdata;
44struct ether_header;
45
46int ipath_layer_register(void *(*l_add)(int, struct ipath_devdata *),
47 void (*l_remove)(void *),
48 int (*l_intr)(void *, u32),
49 int (*l_rcv)(void *, void *,
50 struct sk_buff *),
51 u16 rcv_opcode,
52 int (*l_rcv_lid)(void *, void *));
53void ipath_layer_unregister(void);
54int ipath_layer_open(struct ipath_devdata *, u32 * pktmax);
55u16 ipath_layer_get_lid(struct ipath_devdata *dd);
56int ipath_layer_get_mac(struct ipath_devdata *dd, u8 *);
57u16 ipath_layer_get_bcast(struct ipath_devdata *dd);
58int ipath_layer_send_hdr(struct ipath_devdata *dd,
59 struct ether_header *hdr);
60int ipath_layer_set_piointbufavail_int(struct ipath_devdata *dd);
61
62/* ipath_ether interrupt values */
63#define IPATH_LAYER_INT_IF_UP 0x2
64#define IPATH_LAYER_INT_IF_DOWN 0x4
65#define IPATH_LAYER_INT_LID 0x8
66#define IPATH_LAYER_INT_SEND_CONTINUE 0x10
67#define IPATH_LAYER_INT_BCAST 0x40
68
69extern unsigned ipath_debug; /* debugging bit mask */
70
71#endif /* _IPATH_LAYER_H */