2 * Copyright(c) 2009 Intel Corporation. All rights reserved.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
17 * Maintained at www.Open-FCoE.org
23 #include <linux/skbuff.h>
24 #include <linux/kthread.h>
26 #define FCOE_MAX_QUEUE_DEPTH 256
27 #define FCOE_LOW_QUEUE_DEPTH 32
29 #define FCOE_WORD_TO_BYTE 4
31 #define FCOE_VERSION "0.1"
32 #define FCOE_NAME "fcoe"
33 #define FCOE_VENDOR "Open-FCoE.org"
35 #define FCOE_MAX_LUN 255
36 #define FCOE_MAX_FCP_TARGET 256
38 #define FCOE_MAX_OUTSTANDING_COMMANDS 1024
40 #define FCOE_MIN_XID 0x0001 /* the min xid supported by fcoe_sw */
41 #define FCOE_MAX_XID 0x07ef /* the max xid supported by fcoe_sw */
44 * this percpu struct for fcoe
46 struct fcoe_percpu_s {
47 struct task_struct *thread;
48 struct sk_buff_head fcoe_rx_list;
49 struct page *crc_eof_page;
54 * the fcoe sw transport private data
57 struct list_head list;
58 struct net_device *real_dev;
59 struct net_device *phys_dev; /* device with ethtool_ops */
60 struct packet_type fcoe_packet_type;
61 struct packet_type fip_packet_type;
62 struct sk_buff_head fcoe_pending_queue;
63 u8 fcoe_pending_queue_active;
64 struct fcoe_ctlr ctlr;
67 #define fcoe_from_ctlr(fc) container_of(fc, struct fcoe_softc, ctlr)
69 static inline struct net_device *fcoe_netdev(
70 const struct fc_lport *lp)
72 return ((struct fcoe_softc *)lport_priv(lp))->real_dev;