LXR linux/drivers/scsi/fnic/fnic

   1/*
   2 * Copyright 2008 Cisco Systems, Inc.  All rights reserved.
   3 * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
   4 *
   5 * This program is free software; you may redistribute it and/or modify
   6 * it under the terms of the GNU General Public License as published by
   7 * the Free Software Foundation; version 2 of the License.
   8 *
   9 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  10 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  11 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  12 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  13 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  14 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  15 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  16 * SOFTWARE.
  17 */
  18
  19#ifndef _FNIC_FIP_H_
  20#define _FNIC_FIP_H_
  21
  22
  23#define FCOE_CTLR_START_DELAY    2000    /* ms after first adv. to choose FCF */
  24#define FCOE_CTLR_FIPVLAN_TOV    2000    /* ms after FIP VLAN disc */
  25#define FCOE_CTLR_MAX_SOL        8
  26
  27#define FINC_MAX_FLOGI_REJECTS   8
  28
  29/*
  30 * FIP_DT_VLAN descriptor.
  31 */
  32struct fip_vlan_desc {
  33        struct fip_desc fd_desc;
  34        __be16 fd_vlan;
  35} __attribute__((packed));
  36
  37struct vlan {
  38        __be16 vid;
  39        __be16 type;
  40};
  41
  42/*
  43 * VLAN entry.
  44 */
  45struct fcoe_vlan {
  46        struct list_head list;
  47        u16 vid;                /* vlan ID */
  48        u16 sol_count;          /* no. of sols sent */
  49        u16 state;              /* state */
  50};
  51
  52enum fip_vlan_state {
  53        FIP_VLAN_AVAIL  = 0,    /* don't do anything */
  54        FIP_VLAN_SENT   = 1,    /* sent */
  55        FIP_VLAN_USED   = 2,    /* succeed */
  56        FIP_VLAN_FAILED = 3,    /* failed to response */
  57};
  58
  59struct fip_vlan {
  60        struct ethhdr eth;
  61        struct fip_header fip;
  62        struct {
  63                struct fip_mac_desc mac;
  64                struct fip_wwn_desc wwnn;
  65        } desc;
  66};
  67
  68#endif  /* __FINC_FIP_H_ */
  69