diff options
Diffstat (limited to 'drivers/scsi/bfa/include/protocol/fcp.h')
| -rw-r--r-- | drivers/scsi/bfa/include/protocol/fcp.h | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/drivers/scsi/bfa/include/protocol/fcp.h b/drivers/scsi/bfa/include/protocol/fcp.h deleted file mode 100644 index 74ea63ce84b7..000000000000 --- a/drivers/scsi/bfa/include/protocol/fcp.h +++ /dev/null @@ -1,184 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that 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. - */ - -#ifndef __FCPPROTO_H__ -#define __FCPPROTO_H__ - -#include <linux/bitops.h> -#include <protocol/scsi.h> - -#pragma pack(1) - -enum { - FCP_RJT = 0x01000000, /* SRR reject */ - FCP_SRR_ACCEPT = 0x02000000, /* SRR accept */ - FCP_SRR = 0x14000000, /* Sequence Retransmission Request */ -}; - -/* - * SRR FC-4 LS payload - */ -struct fc_srr_s{ - u32 ls_cmd; - u32 ox_id:16; /* ox-id */ - u32 rx_id:16; /* rx-id */ - u32 ro; /* relative offset */ - u32 r_ctl:8; /* R_CTL for I.U. */ - u32 res:24; -}; - - -/* - * FCP_CMND definitions - */ -#define FCP_CMND_CDB_LEN 16 -#define FCP_CMND_LUN_LEN 8 - -struct fcp_cmnd_s{ - lun_t lun; /* 64-bit LU number */ - u8 crn; /* command reference number */ -#ifdef __BIGENDIAN - u8 resvd:1, - priority:4, /* FCP-3: SAM-3 priority */ - taskattr:3; /* scsi task attribute */ -#else - u8 taskattr:3, /* scsi task attribute */ - priority:4, /* FCP-3: SAM-3 priority */ - resvd:1; -#endif - u8 tm_flags; /* task management flags */ -#ifdef __BIGENDIAN - u8 addl_cdb_len:6, /* additional CDB length words */ - iodir:2; /* read/write FCP_DATA IUs */ -#else - u8 iodir:2, /* read/write FCP_DATA IUs */ - addl_cdb_len:6; /* additional CDB length */ -#endif - struct scsi_cdb_s cdb; - - /* - * !!! additional cdb bytes follows here!!! - */ - u32 fcp_dl; /* bytes to be transferred */ -}; - -#define fcp_cmnd_cdb_len(_cmnd) ((_cmnd)->addl_cdb_len * 4 + FCP_CMND_CDB_LEN) -#define fcp_cmnd_fcpdl(_cmnd) ((&(_cmnd)->fcp_dl)[(_cmnd)->addl_cdb_len]) - -/* - * fcp_cmnd_t.iodir field values - */ -enum fcp_iodir{ - FCP_IODIR_NONE = 0, - FCP_IODIR_WRITE = 1, - FCP_IODIR_READ = 2, - FCP_IODIR_RW = 3, -}; - -/* - * Task attribute field - */ -enum { - FCP_TASK_ATTR_SIMPLE = 0, - FCP_TASK_ATTR_HOQ = 1, - FCP_TASK_ATTR_ORDERED = 2, - FCP_TASK_ATTR_ACA = 4, - FCP_TASK_ATTR_UNTAGGED = 5, /* obsolete in FCP-3 */ -}; - -/* - * Task management flags field - only one bit shall be set - */ -enum fcp_tm_cmnd{ - FCP_TM_ABORT_TASK_SET = BIT(1), - FCP_TM_CLEAR_TASK_SET = BIT(2), - FCP_TM_LUN_RESET = BIT(4), - FCP_TM_TARGET_RESET = BIT(5), /* obsolete in FCP-3 */ - FCP_TM_CLEAR_ACA = BIT(6), -}; - -/* - * FCP_XFER_RDY IU defines - */ -struct fcp_xfer_rdy_s{ - u32 data_ro; - u32 burst_len; - u32 reserved; -}; - -/* - * FCP_RSP residue flags - */ -enum fcp_residue{ - FCP_NO_RESIDUE = 0, /* no residue */ - FCP_RESID_OVER = 1, /* more data left that was not sent */ - FCP_RESID_UNDER = 2, /* less data than requested */ -}; - -enum { - FCP_RSPINFO_GOOD = 0, - FCP_RSPINFO_DATALEN_MISMATCH = 1, - FCP_RSPINFO_CMND_INVALID = 2, - FCP_RSPINFO_ROLEN_MISMATCH = 3, - FCP_RSPINFO_TM_NOT_SUPP = 4, - FCP_RSPINFO_TM_FAILED = 5, -}; - -struct fcp_rspinfo_s{ - u32 res0:24; - u32 rsp_code:8; /* response code (as above) */ - u32 res1; -}; - -struct fcp_resp_s{ - u32 reserved[2]; /* 2 words reserved */ - u16 reserved2; -#ifdef __BIGENDIAN - u8 reserved3:3; - u8 fcp_conf_req:1; /* FCP_CONF is requested */ - u8 resid_flags:2; /* underflow/overflow */ - u8 sns_len_valid:1;/* sense len is valid */ - u8 rsp_len_valid:1;/* response len is valid */ -#else - u8 rsp_len_valid:1;/* response len is valid */ - u8 sns_len_valid:1;/* sense len is valid */ - u8 resid_flags:2; /* underflow/overflow */ - u8 fcp_conf_req:1; /* FCP_CONF is requested */ - u8 reserved3:3; -#endif - u8 scsi_status; /* one byte SCSI status */ - u32 residue; /* residual data bytes */ - u32 sns_len; /* length od sense info */ - u32 rsp_len; /* length of response info */ -}; - -#define fcp_snslen(__fcprsp) ((__fcprsp)->sns_len_valid ? \ - (__fcprsp)->sns_len : 0) -#define fcp_rsplen(__fcprsp) ((__fcprsp)->rsp_len_valid ? \ - (__fcprsp)->rsp_len : 0) -#define fcp_rspinfo(__fcprsp) ((struct fcp_rspinfo_s *)((__fcprsp) + 1)) -#define fcp_snsinfo(__fcprsp) (((u8 *)fcp_rspinfo(__fcprsp)) + \ - fcp_rsplen(__fcprsp)) - -struct fcp_cmnd_fr_s{ - struct fchs_s fchs; - struct fcp_cmnd_s fcp; -}; - -#pragma pack() - -#endif |
