1 /*
2 * Copyright (C) 2006-2008 Chelsio Communications. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32 #ifndef _T3CDEV_H_
33 #define _T3CDEV_H_
34
35 #include <linux/list.h>
36 #include <linux/atomic.h>
37 #include <linux/netdevice.h>
38 #include <linux/proc_fs.h>
39 #include <linux/skbuff.h>
40 #include <net/neighbour.h>
41
42 #define T3CNAMSIZ 16
43
44 struct cxgb3_client;
45
46 enum t3ctype {
47 T3A = 0,
48 T3B,
49 T3C,
50 };
51
52 struct t3cdev {
53 char name[T3CNAMSIZ]; /* T3C device name */
54 enum t3ctype type;
55 struct list_head ofld_dev_list; /* for list linking */
56 struct net_device *lldev; /* LL dev associated with T3C messages */
57 struct proc_dir_entry *proc_dir; /* root of proc dir for this T3C */
58 int (*send)(struct t3cdev *dev, struct sk_buff *skb);
59 int (*recv)(struct t3cdev *dev, struct sk_buff **skb, int n);
60 int (*ctl)(struct t3cdev *dev, unsigned int req, void *data);
61 void (*neigh_update)(struct t3cdev *dev, struct neighbour *neigh);
62 void *priv; /* driver private data */
63 void __rcu *l2opt; /* optional layer 2 data */
64 void *l3opt; /* optional layer 3 data */
65 void *l4opt; /* optional layer 4 data */
66 void *ulp; /* ulp stuff */
67 void *ulp_iscsi; /* ulp iscsi */
68 };
69
70 #endif /* _T3CDEV_H_ */