alistair23-linux/drivers/scsi/fcoe/fcoe.h
Thomas Gleixner a61127c213 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 335
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 111 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190530000436.567572064@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:06 +02:00

94 lines
2.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright(c) 2009 Intel Corporation. All rights reserved.
*
* 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 packet_type fip_vlan_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_ */