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 /* destination address mode */
30 #define FCOE_GW_ADDR_MODE 0x00
31 #define FCOE_FCOUI_ADDR_MODE 0x01
33 #define FCOE_WORD_TO_BYTE 4
35 #define FCOE_VERSION "0.1"
36 #define FCOE_NAME "fcoe"
37 #define FCOE_VENDOR "Open-FCoE.org"
39 #define FCOE_MAX_LUN 255
40 #define FCOE_MAX_FCP_TARGET 256
42 #define FCOE_MAX_OUTSTANDING_COMMANDS 1024
44 #define FCOE_MIN_XID 0x0001 /* the min xid supported by fcoe_sw */
45 #define FCOE_MAX_XID 0x07ef /* the max xid supported by fcoe_sw */
48 * this percpu struct for fcoe
50 struct fcoe_percpu_s {
51 struct task_struct *thread;
52 struct sk_buff_head fcoe_rx_list;
53 struct page *crc_eof_page;
58 * the fcoe sw transport private data
61 struct list_head list;
63 struct net_device *real_dev;
64 struct net_device *phys_dev; /* device with ethtool_ops */
65 struct packet_type fcoe_packet_type;
66 struct sk_buff_head fcoe_pending_queue;
67 u8 fcoe_pending_queue_active;
69 u8 dest_addr[ETH_ALEN];
70 u8 ctl_src_addr[ETH_ALEN];
71 u8 data_src_addr[ETH_ALEN];
73 * fcoe protocol address learning related stuff
80 static inline struct net_device *fcoe_netdev(
81 const struct fc_lport *lp)
83 return ((struct fcoe_softc *)lport_priv(lp))->real_dev;