/*
- *
- * linux/drivers/s390/scsi/zfcp_def.h
- *
- * FCP adapter driver for IBM eServer zSeries
- *
- * (C) Copyright IBM Corp. 2002, 2004
+ * This file is part of the zfcp device driver for
+ * FCP adapters for IBM System z9 and zSeries.
*
- * Author(s): Martin Peschke <mpeschke@de.ibm.com>
- * Raimund Schroeder <raimund.schroeder@de.ibm.com>
- * Aron Zeh
- * Wolfgang Taphorn
- * Stefan Bader <stefan.bader@de.ibm.com>
- * Heiko Carstens <heiko.carstens@de.ibm.com>
- * Andreas Herrmann <aherrman@de.ibm.com>
- * Volker Sameske <sameske@de.ibm.com>
+ * (C) Copyright IBM Corp. 2002, 2006
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_transport_fc.h>
-#include "../../fc4/fc.h"
#include "zfcp_fsf.h"
#include <asm/ccwdev.h>
#include <asm/qdio.h>
list->offset = ((unsigned long) address) & (PAGE_SIZE - 1);
}
-/********************* SCSI SPECIFIC DEFINES *********************************/
-
-/* 32 bit for SCSI ID and LUN as long as the SCSI stack uses this type */
-typedef u32 scsi_id_t;
-typedef u32 scsi_lun_t;
+#define REQUEST_LIST_SIZE 128
-#define ZFCP_ERP_SCSI_LOW_MEM_TIMEOUT (100*HZ)
+/********************* SCSI SPECIFIC DEFINES *********************************/
#define ZFCP_SCSI_ER_TIMEOUT (100*HZ)
/********************* CIO/QDIO SPECIFIC DEFINES *****************************/
#define ZFCP_EXCHANGE_CONFIG_DATA_FIRST_SLEEP 100
#define ZFCP_EXCHANGE_CONFIG_DATA_RETRIES 7
-/* Retry 5 times every 2 second, then every minute */
-#define ZFCP_EXCHANGE_PORT_DATA_SHORT_RETRIES 5
-#define ZFCP_EXCHANGE_PORT_DATA_SHORT_SLEEP 200
-#define ZFCP_EXCHANGE_PORT_DATA_LONG_SLEEP 6000
-
/* timeout value for "default timer" for fsf requests */
#define ZFCP_FSF_REQUEST_TIMEOUT (60*HZ);
#define RSP_CODE_TASKMAN_FAILED 5
/* see fc-fs */
-#define LS_FAN 0x60000000
-#define LS_RSCN 0x61040000
+#define LS_RSCN 0x61040000
+#define LS_LOGO 0x05000000
+#define LS_PLOGI 0x03000000
struct fcp_rscn_head {
u8 command;
#define ZFCP_NO_PORTS_PER_DOMAIN 0x10000
#define ZFCP_NO_PORTS_PER_FABRIC 0x1000000
-struct fcp_fan {
- u32 command;
- u32 fport_did;
- wwn_t fport_wwpn;
- wwn_t fport_wwname;
-} __attribute__((packed));
-
/* see fc-ph */
struct fcp_logo {
u32 command;
u32 fsf_seqno;
u64 fsf_issued;
union {
- struct {
- u64 fsf_reqid;
- u32 fsf_seqno;
- u64 fsf_issued;
- } new_fsf_req;
+ u64 old_fsf_reqid;
struct {
u8 rsp_validity;
u8 rsp_scsi_status;
#define ZFCP_NAME "zfcp"
-/* read-only LUN sharing switch initial value */
-#define ZFCP_RO_LUN_SHARING_DEFAULTS 0
-
/* independent log areas */
#define ZFCP_LOG_AREA_OTHER 0
#define ZFCP_LOG_AREA_SCSI 1
* and unit
*/
#define ZFCP_COMMON_FLAGS 0xfff00000
-#define ZFCP_SPECIFIC_FLAGS 0x000fffff
/* common status bits */
#define ZFCP_STATUS_COMMON_REMOVE 0x80000000
#define ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED 0x00000200
#define ZFCP_STATUS_ADAPTER_XPORT_OK 0x00000800
-#define ZFCP_STATUS_ADAPTER_SCSI_UP \
- (ZFCP_STATUS_COMMON_UNBLOCKED | \
- ZFCP_STATUS_ADAPTER_REGISTERED)
-
-
/* FC-PH/FC-GS well-known address identifiers for generic services */
#define ZFCP_DID_MANAGEMENT_SERVICE 0xFFFFFA
#define ZFCP_DID_TIME_SERVICE 0xFFFFFB
#define ZFCP_STATUS_PORT_NO_WWPN 0x00000008
#define ZFCP_STATUS_PORT_NO_SCSI_ID 0x00000010
#define ZFCP_STATUS_PORT_INVALID_WWPN 0x00000020
-#define ZFCP_STATUS_PORT_ACCESS_DENIED 0x00000040
/* for ports with well known addresses */
#define ZFCP_STATUS_PORT_WKA \
#define ZFCP_STATUS_UNIT_TEMPORARY 0x00000002
#define ZFCP_STATUS_UNIT_SHARED 0x00000004
#define ZFCP_STATUS_UNIT_READONLY 0x00000008
+#define ZFCP_STATUS_UNIT_REGISTERED 0x00000010
/* FSF request status (this does not have a common part) */
#define ZFCP_STATUS_FSFREQ_NOT_INIT 0x00000000
wwn_t peer_wwnn; /* P2P peer WWNN */
wwn_t peer_wwpn; /* P2P peer WWPN */
u32 peer_d_id; /* P2P peer D_ID */
- wwn_t physical_wwpn; /* WWPN of physical port */
- u32 physical_s_id; /* local FC port ID */
struct ccw_device *ccw_device; /* S/390 ccw device */
- u8 fc_service_class;
u32 hydra_version; /* Hydra version */
u32 fsf_lic_version;
u32 adapter_features; /* FCP channel features */
u32 connection_features; /* host connection features */
u32 hardware_version; /* of FCP channel */
struct Scsi_Host *scsi_host; /* Pointer to mid-layer */
- unsigned short scsi_host_no; /* Assigned host number */
- unsigned char name[9];
struct list_head port_list_head; /* remote port list */
struct list_head port_remove_lh; /* head of ports to be
removed */
refcount drop to zero */
struct zfcp_port *port; /* remote port of unit */
atomic_t status; /* status of this logical unit */
- scsi_lun_t scsi_lun; /* own SCSI LUN */
+ unsigned int scsi_lun; /* own SCSI LUN */
fcp_lun_t fcp_lun; /* own FCP_LUN */
u32 handle; /* handle assigned by FSF */
struct scsi_device *device; /* scsi device struct pointer */
struct list_head adapter_list_head; /* head of adapter list */
struct list_head adapter_remove_lh; /* head of adapters to be
removed */
- rwlock_t status_read_lock; /* for status read thread */
- struct list_head status_read_receive_head;
- struct list_head status_read_send_head;
- struct semaphore status_read_sema;
- wait_queue_head_t status_read_thread_wqh;
u32 adapters; /* # of adapters in list */
rwlock_t config_lock; /* serialises changes
to adapter/port/unit
/********************** ZFCP SPECIFIC DEFINES ********************************/
-#define ZFCP_FSFREQ_CLEANUP_TIMEOUT HZ/10
-
-#define ZFCP_KNOWN 0x00000001
#define ZFCP_REQ_AUTO_CLEANUP 0x00000002
#define ZFCP_WAIT_FOR_SBAL 0x00000004
#define ZFCP_REQ_NO_QTCB 0x00000008
#define ZFCP_SET 0x00000100
#define ZFCP_CLEAR 0x00000200
-#define ZFCP_INTERRUPTIBLE 1
-#define ZFCP_UNINTERRUPTIBLE 0
-
#ifndef atomic_test_mask
#define atomic_test_mask(mask, target) \
((atomic_read(target) & mask) == mask)