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+/*
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+ * This file is part of the zfcp device driver for
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+ * FCP adapters for IBM System z9 and zSeries.
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+ *
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+ * Copyright IBM Corp. 2008, 2008
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation; either version 2, or (at your option)
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+ * any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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+ */
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+
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+#ifndef ZFCP_DBF_H
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+#define ZFCP_DBF_H
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+
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+#include "zfcp_fsf.h"
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+
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+#define ZFCP_DBF_TAG_SIZE 4
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+
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+struct zfcp_dbf_dump {
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+ u8 tag[ZFCP_DBF_TAG_SIZE];
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+ u32 total_size; /* size of total dump data */
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+ u32 offset; /* how much data has being already dumped */
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+ u32 size; /* how much data comes with this record */
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+ u8 data[]; /* dump data */
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+} __attribute__ ((packed));
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+
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+struct zfcp_rec_dbf_record_thread {
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+ u32 sema;
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+ u32 total;
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+ u32 ready;
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+ u32 running;
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+} __attribute__ ((packed));
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+
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+struct zfcp_rec_dbf_record_target {
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+ u64 ref;
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+ u32 status;
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+ u32 d_id;
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+ u64 wwpn;
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+ u64 fcp_lun;
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+ u32 erp_count;
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+} __attribute__ ((packed));
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+
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+struct zfcp_rec_dbf_record_trigger {
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+ u8 want;
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+ u8 need;
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+ u32 as;
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+ u32 ps;
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+ u32 us;
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+ u64 ref;
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+ u64 action;
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+ u64 wwpn;
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+ u64 fcp_lun;
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+} __attribute__ ((packed));
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+
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+struct zfcp_rec_dbf_record_action {
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+ u32 status;
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+ u32 step;
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+ u64 action;
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+ u64 fsf_req;
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+} __attribute__ ((packed));
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+
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+struct zfcp_rec_dbf_record {
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+ u8 id;
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+ u8 id2;
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+ union {
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+ struct zfcp_rec_dbf_record_action action;
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+ struct zfcp_rec_dbf_record_thread thread;
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+ struct zfcp_rec_dbf_record_target target;
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+ struct zfcp_rec_dbf_record_trigger trigger;
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+ } u;
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+} __attribute__ ((packed));
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+
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+enum {
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+ ZFCP_REC_DBF_ID_ACTION,
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+ ZFCP_REC_DBF_ID_THREAD,
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+ ZFCP_REC_DBF_ID_TARGET,
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+ ZFCP_REC_DBF_ID_TRIGGER,
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+};
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+
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+struct zfcp_hba_dbf_record_response {
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+ u32 fsf_command;
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+ u64 fsf_reqid;
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+ u32 fsf_seqno;
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+ u64 fsf_issued;
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+ u32 fsf_prot_status;
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+ u32 fsf_status;
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+ u8 fsf_prot_status_qual[FSF_PROT_STATUS_QUAL_SIZE];
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+ u8 fsf_status_qual[FSF_STATUS_QUALIFIER_SIZE];
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+ u32 fsf_req_status;
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+ u8 sbal_first;
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+ u8 sbal_curr;
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+ u8 sbal_last;
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+ u8 pool;
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+ u64 erp_action;
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+ union {
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+ struct {
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+ u64 scsi_cmnd;
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+ u64 scsi_serial;
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+ } send_fcp;
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+ struct {
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+ u64 wwpn;
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+ u32 d_id;
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+ u32 port_handle;
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+ } port;
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+ struct {
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+ u64 wwpn;
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+ u64 fcp_lun;
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+ u32 port_handle;
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+ u32 lun_handle;
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+ } unit;
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+ struct {
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+ u32 d_id;
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+ u8 ls_code;
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+ } send_els;
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+ } data;
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+} __attribute__ ((packed));
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+
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+struct zfcp_hba_dbf_record_status {
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+ u8 failed;
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+ u32 status_type;
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+ u32 status_subtype;
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+ struct fsf_queue_designator
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+ queue_designator;
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+ u32 payload_size;
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+#define ZFCP_DBF_UNSOL_PAYLOAD 80
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+#define ZFCP_DBF_UNSOL_PAYLOAD_SENSE_DATA_AVAIL 32
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+#define ZFCP_DBF_UNSOL_PAYLOAD_BIT_ERROR_THRESHOLD 56
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+#define ZFCP_DBF_UNSOL_PAYLOAD_FEATURE_UPDATE_ALERT 2 * sizeof(u32)
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+ u8 payload[ZFCP_DBF_UNSOL_PAYLOAD];
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+} __attribute__ ((packed));
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+
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+struct zfcp_hba_dbf_record_qdio {
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+ u32 status;
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+ u32 qdio_error;
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+ u32 siga_error;
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+ u8 sbal_index;
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+ u8 sbal_count;
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+} __attribute__ ((packed));
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+
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+struct zfcp_hba_dbf_record {
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+ u8 tag[ZFCP_DBF_TAG_SIZE];
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+ u8 tag2[ZFCP_DBF_TAG_SIZE];
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+ union {
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+ struct zfcp_hba_dbf_record_response response;
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+ struct zfcp_hba_dbf_record_status status;
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+ struct zfcp_hba_dbf_record_qdio qdio;
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+ } type;
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+} __attribute__ ((packed));
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+
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+struct zfcp_san_dbf_record_ct {
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+ union {
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+ struct {
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+ u16 cmd_req_code;
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+ u8 revision;
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+ u8 gs_type;
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+ u8 gs_subtype;
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+ u8 options;
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+ u16 max_res_size;
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+ } request;
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+ struct {
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+ u16 cmd_rsp_code;
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+ u8 revision;
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+ u8 reason_code;
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+ u8 reason_code_expl;
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+ u8 vendor_unique;
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+ } response;
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+ } type;
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+ u32 payload_size;
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+#define ZFCP_DBF_CT_PAYLOAD 24
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+ u8 payload[ZFCP_DBF_CT_PAYLOAD];
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+} __attribute__ ((packed));
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+
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+struct zfcp_san_dbf_record_els {
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+ u8 ls_code;
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+ u32 payload_size;
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+#define ZFCP_DBF_ELS_PAYLOAD 32
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+#define ZFCP_DBF_ELS_MAX_PAYLOAD 1024
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+ u8 payload[ZFCP_DBF_ELS_PAYLOAD];
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+} __attribute__ ((packed));
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+
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+struct zfcp_san_dbf_record {
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+ u8 tag[ZFCP_DBF_TAG_SIZE];
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+ u64 fsf_reqid;
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+ u32 fsf_seqno;
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+ u32 s_id;
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+ u32 d_id;
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+ union {
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+ struct zfcp_san_dbf_record_ct ct;
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+ struct zfcp_san_dbf_record_els els;
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+ } type;
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+} __attribute__ ((packed));
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+
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+struct zfcp_scsi_dbf_record {
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+ u8 tag[ZFCP_DBF_TAG_SIZE];
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+ u8 tag2[ZFCP_DBF_TAG_SIZE];
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+ u32 scsi_id;
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+ u32 scsi_lun;
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+ u32 scsi_result;
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+ u64 scsi_cmnd;
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+ u64 scsi_serial;
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+#define ZFCP_DBF_SCSI_OPCODE 16
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+ u8 scsi_opcode[ZFCP_DBF_SCSI_OPCODE];
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+ u8 scsi_retries;
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+ u8 scsi_allowed;
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+ u64 fsf_reqid;
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+ u32 fsf_seqno;
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+ u64 fsf_issued;
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+ union {
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+ u64 old_fsf_reqid;
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+ struct {
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+ u8 rsp_validity;
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+ u8 rsp_scsi_status;
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+ u32 rsp_resid;
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+ u8 rsp_code;
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+#define ZFCP_DBF_SCSI_FCP_SNS_INFO 16
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+#define ZFCP_DBF_SCSI_MAX_FCP_SNS_INFO 256
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+ u32 sns_info_len;
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+ u8 sns_info[ZFCP_DBF_SCSI_FCP_SNS_INFO];
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+ } fcp;
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+ } type;
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+} __attribute__ ((packed));
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+
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+#endif /* ZFCP_DBF_H */
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