6b13f685e
 김민수
BSP 최초 추가
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/*
* Copyright(c) 2009 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
* Maintained at www.Open-FCoE.org
*/
#ifndef _FCOE_H_
#define _FCOE_H_
#include <linux/skbuff.h>
#include <linux/kthread.h>
#define FCOE_MAX_QUEUE_DEPTH 256
#define FCOE_MIN_QUEUE_DEPTH 32
#define FCOE_WORD_TO_BYTE 4
#define FCOE_VERSION "0.1"
#define FCOE_NAME "fcoe"
#define FCOE_VENDOR "Open-FCoE.org"
#define FCOE_MAX_LUN 0xFFFF
#define FCOE_MAX_FCP_TARGET 256
#define FCOE_MAX_OUTSTANDING_COMMANDS 1024
#define FCOE_MIN_XID 0x0000 /* the min xid supported by fcoe_sw */
#define FCOE_MAX_XID 0x0FFF /* the max xid supported by fcoe_sw */
extern unsigned int fcoe_debug_logging;
#define FCOE_LOGGING 0x01 /* General logging, not categorized */
#define FCOE_NETDEV_LOGGING 0x02 /* Netdevice logging */
#define FCOE_CHECK_LOGGING(LEVEL, CMD) \
do { \
if (unlikely(fcoe_debug_logging & LEVEL)) \
do { \
CMD; \
} while (0); \
} while (0)
#define FCOE_DBG(fmt, args...) \
FCOE_CHECK_LOGGING(FCOE_LOGGING, \
pr_info("fcoe: " fmt, ##args);)
#define FCOE_NETDEV_DBG(netdev, fmt, args...) \
FCOE_CHECK_LOGGING(FCOE_NETDEV_LOGGING, \
pr_info("fcoe: %s: " fmt, \
netdev->name, ##args);)
/**
* struct fcoe_interface - A FCoE interface
* @list: Handle for a list of FCoE interfaces
* @netdev: The associated net device
* @fcoe_packet_type: FCoE packet type
* @fip_packet_type: FIP packet type
* @oem: The offload exchange manager for all local port
* instances associated with this port
* @removed: Indicates fcoe interface removed from net device
* @priority: Priority for the FCoE packet (DCB)
* This structure is 1:1 with a net device.
*/
struct fcoe_interface {
struct list_head list;
struct net_device *netdev;
struct net_device *realdev;
struct packet_type fcoe_packet_type;
struct packet_type fip_packet_type;
struct fc_exch_mgr *oem;
u8 removed;
u8 priority;
};
#define fcoe_to_ctlr(x) \
(struct fcoe_ctlr *)(((struct fcoe_ctlr *)(x)) - 1)
#define fcoe_from_ctlr(x) \
((struct fcoe_interface *)((x) + 1))
/**
* fcoe_netdev() - Return the net device associated with a local port
* @lport: The local port to get the net device from
*/
static inline struct net_device *fcoe_netdev(const struct fc_lport *lport)
{
return ((struct fcoe_interface *)
((struct fcoe_port *)lport_priv(lport))->priv)->netdev;
}
#endif /* _FCOE_H_ */
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