drivers/net/ethernet/chelsio/cxgb3/t3cdev.h

   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_ */