drivers/scsi/bfa/include/bfi/bfi_port.h

   1 /*
   2  * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
   3  * All rights reserved
   4  * www.brocade.com
   5  *
   6  * Linux driver for Brocade Fibre Channel Host Bus Adapter.
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License (GPL) Version 2 as
  10  * published by the Free Software Foundation
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  */
  17 #ifndef __BFI_PORT_H__
  18 #define __BFI_PORT_H__
  19
  20 #include <bfi/bfi.h>
  21 #include <defs/bfa_defs_pport.h>
  22
  23 #pragma pack(1)
  24
  25 enum bfi_port_h2i {
  26         BFI_PORT_H2I_ENABLE_REQ         = (1),
  27         BFI_PORT_H2I_DISABLE_REQ        = (2),
  28         BFI_PORT_H2I_GET_STATS_REQ      = (3),
  29         BFI_PORT_H2I_CLEAR_STATS_REQ    = (4),
  30 };
  31
  32 enum bfi_port_i2h {
  33         BFI_PORT_I2H_ENABLE_RSP         = BFA_I2HM(1),
  34         BFI_PORT_I2H_DISABLE_RSP        = BFA_I2HM(2),
  35         BFI_PORT_I2H_GET_STATS_RSP      = BFA_I2HM(3),
  36         BFI_PORT_I2H_CLEAR_STATS_RSP    = BFA_I2HM(4),
  37 };
  38
  39 /**
  40  * Generic REQ type
  41  */
  42 struct bfi_port_generic_req_s {
  43         struct bfi_mhdr_s  mh;          /*  msg header                      */
  44         u32        msgtag;              /*  msgtag for reply                */
  45         u32     rsvd;
  46 };
  47
  48 /**
  49  * Generic RSP type
  50  */
  51 struct bfi_port_generic_rsp_s {
  52         struct bfi_mhdr_s  mh;          /*  common msg header               */
  53         u8         status;              /*  port enable status              */
  54         u8         rsvd[3];
  55         u32        msgtag;              /*  msgtag for reply                */
  56 };
  57
  58 /**
  59  * @todo
  60  * BFI_PORT_H2I_ENABLE_REQ
  61  */
  62
  63 /**
  64  * @todo
  65  * BFI_PORT_I2H_ENABLE_RSP
  66  */
  67
  68 /**
  69  * BFI_PORT_H2I_DISABLE_REQ
  70  */
  71
  72 /**
  73  * BFI_PORT_I2H_DISABLE_RSP
  74  */
  75
  76 /**
  77  * BFI_PORT_H2I_GET_STATS_REQ
  78  */
  79 struct bfi_port_get_stats_req_s {
  80         struct bfi_mhdr_s  mh;          /*  common msg header               */
  81         union bfi_addr_u   dma_addr;
  82 };
  83
  84 /**
  85  * BFI_PORT_I2H_GET_STATS_RSP
  86  */
  87
  88 /**
  89  * BFI_PORT_H2I_CLEAR_STATS_REQ
  90  */
  91
  92 /**
  93  * BFI_PORT_I2H_CLEAR_STATS_RSP
  94  */
  95
  96 union bfi_port_h2i_msg_u {
  97         struct bfi_mhdr_s               mh;
  98         struct bfi_port_generic_req_s   enable_req;
  99         struct bfi_port_generic_req_s   disable_req;
 100         struct bfi_port_get_stats_req_s getstats_req;
 101         struct bfi_port_generic_req_s   clearstats_req;
 102 };
 103
 104 union bfi_port_i2h_msg_u {
 105         struct bfi_mhdr_s               mh;
 106         struct bfi_port_generic_rsp_s   enable_rsp;
 107         struct bfi_port_generic_rsp_s   disable_rsp;
 108         struct bfi_port_generic_rsp_s   getstats_rsp;
 109         struct bfi_port_generic_rsp_s   clearstats_rsp;
 110 };
 111
 112 #pragma pack()
 113
 114 #endif /* __BFI_PORT_H__ */
 115