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[SCSI] zfcp: (cleanup) removed superfluous macros, struct members, typedefs 

Removed some macros, struct members and typedefs which were
unused or not necessary.

Signed-off-by: Andreas Herrmann <aherrman@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Andreas Herrmann 2006-05-22 18:18:19 +02:00 коммит произвёл James Bottomley
Родитель ec4081c6ba
Коммит 06506d00ec
7 изменённых файлов: 41 добавлений и 122 удалений
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15
drivers/s390/scsi/zfcp_aux.c
Просмотреть файл

@ -740,7 +740,7 @@ struct zfcp_unit *
zfcp_unit_enqueue(struct zfcp_port *port, fcp_lun_t fcp_lun)
{
struct zfcp_unit *unit, *tmp_unit;
scsi_lun_t scsi_lun;
unsigned int scsi_lun;
int found;
/*
@ -991,12 +991,6 @@ zfcp_adapter_enqueue(struct ccw_device *ccw_device)
/* intitialise SCSI ER timer */
init_timer(&adapter->scsi_er_timer);
/* set FC service class used per default */
adapter->fc_service_class = ZFCP_FC_SERVICE_CLASS_DEFAULT;
sprintf(adapter->name, "%s", zfcp_get_busid_by_adapter(adapter));
ASCEBC(adapter->name, strlen(adapter->name));
/* mark adapter unusable as long as sysfs registration is not complete */
atomic_set_mask(ZFCP_STATUS_COMMON_REMOVE, &adapter->status);
@ -1347,18 +1341,19 @@ static void
zfcp_fsf_incoming_els_plogi(struct zfcp_adapter *adapter,
struct fsf_status_read_buffer *status_buffer)
{
logi *els_logi = (logi *) status_buffer->payload;
struct fsf_plogi *els_plogi;
struct zfcp_port *port;
unsigned long flags;
els_plogi = (struct fsf_plogi *) status_buffer->payload;
read_lock_irqsave(&zfcp_data.config_lock, flags);
list_for_each_entry(port, &adapter->port_list_head, list) {
if (port->wwpn == (*(wwn_t *) & els_logi->nport_wwn))
if (port->wwpn == (*(wwn_t *) &els_plogi->serv_param.wwpn))
break;
}
read_unlock_irqrestore(&zfcp_data.config_lock, flags);
if (!port || (port->wwpn != (*(wwn_t *) & els_logi->nport_wwn))) {
if (!port || (port->wwpn != (*(wwn_t *) &els_plogi->serv_param.wwpn))) {
ZFCP_LOG_DEBUG("ignored incoming PLOGI for nonexisting port "
"with d_id 0x%08x on adapter %s\n",
status_buffer->d_id,

47
drivers/s390/scsi/zfcp_def.h
Просмотреть файл

@ -39,7 +39,6 @@
#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>
@ -78,13 +77,9 @@ zfcp_address_to_sg(void *address, struct scatterlist *list)
list->offset = ((unsigned long) address) & (PAGE_SIZE - 1);
}
#define REQUEST_LIST_SIZE 128
/********************* 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 ZFCP_ERP_SCSI_LOW_MEM_TIMEOUT (100*HZ)
#define ZFCP_SCSI_ER_TIMEOUT (100*HZ)
/********************* CIO/QDIO SPECIFIC DEFINES *****************************/
@ -222,8 +217,9 @@ struct fcp_rsp_iu {
#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;
@ -252,13 +248,6 @@ struct fcp_rscn_element {
#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;
@ -496,9 +485,6 @@ struct zfcp_rc_entry {
#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
@ -597,7 +583,6 @@ do { \
* and unit
*/
#define ZFCP_COMMON_FLAGS 0xfff00000
#define ZFCP_SPECIFIC_FLAGS 0x000fffff
/* common status bits */
#define ZFCP_STATUS_COMMON_REMOVE 0x80000000
@ -622,11 +607,6 @@ do { \
#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
@ -641,7 +621,6 @@ do { \
#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 \
@ -897,15 +876,12 @@ struct zfcp_adapter {
wwn_t peer_wwpn; /* P2P peer WWPN */
u32 peer_d_id; /* P2P peer D_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 */
@ -997,7 +973,7 @@ struct zfcp_unit {
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 */
@ -1041,11 +1017,6 @@ struct zfcp_data {
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
@ -1084,9 +1055,6 @@ struct zfcp_fsf_req_pool_element {
/********************** 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
@ -1094,9 +1062,6 @@ struct zfcp_fsf_req_pool_element {
#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)

2
drivers/s390/scsi/zfcp_erp.c
Просмотреть файл

@ -3407,7 +3407,7 @@ zfcp_erp_adapter_access_changed(struct zfcp_adapter *adapter)
return;
debug_text_event(adapter->erp_dbf, 3, "a_access_recover");
debug_event(adapter->erp_dbf, 3, &adapter->name, 8);
debug_event(adapter->erp_dbf, 3, zfcp_get_busid_by_adapter(adapter), 8);
read_lock_irqsave(&zfcp_data.config_lock, flags);
if (adapter->nameserver_port)

62
drivers/s390/scsi/zfcp_fsf.c
Просмотреть файл

@ -1416,7 +1416,8 @@ zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
/* settings in QTCB */
fsf_req->qtcb->header.port_handle = port->handle;
fsf_req->qtcb->bottom.support.service_class = adapter->fc_service_class;
fsf_req->qtcb->bottom.support.service_class =
ZFCP_FC_SERVICE_CLASS_DEFAULT;
fsf_req->qtcb->bottom.support.timeout = ct->timeout;
fsf_req->data = (unsigned long) ct;
@ -1485,18 +1486,10 @@ zfcp_fsf_send_ct_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_SERVICE_CLASS_NOT_SUPPORTED:
if (adapter->fc_service_class <= 3) {
ZFCP_LOG_INFO("error: adapter %s does not support fc "
"class %d.\n",
zfcp_get_busid_by_port(port),
adapter->fc_service_class);
} else {
ZFCP_LOG_INFO("bug: The fibre channel class at the "
"adapter %s is invalid. "
"(debug info %d)\n",
zfcp_get_busid_by_port(port),
adapter->fc_service_class);
}
ZFCP_LOG_INFO("error: adapter %s does not support fc "
"class %d.\n",
zfcp_get_busid_by_port(port),
ZFCP_FC_SERVICE_CLASS_DEFAULT);
/* stop operation for this adapter */
debug_text_exception(adapter->erp_dbf, 0, "fsf_s_class_nsup");
zfcp_erp_adapter_shutdown(adapter, 0);
@ -1719,7 +1712,8 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
/* settings in QTCB */
fsf_req->qtcb->bottom.support.d_id = d_id;
fsf_req->qtcb->bottom.support.service_class = adapter->fc_service_class;
fsf_req->qtcb->bottom.support.service_class =
ZFCP_FC_SERVICE_CLASS_DEFAULT;
fsf_req->qtcb->bottom.support.timeout = ZFCP_ELS_TIMEOUT;
fsf_req->data = (unsigned long) els;
@ -1789,18 +1783,10 @@ static int zfcp_fsf_send_els_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_SERVICE_CLASS_NOT_SUPPORTED:
if (adapter->fc_service_class <= 3) {
ZFCP_LOG_INFO("error: adapter %s does "
"not support fibrechannel class %d.\n",
zfcp_get_busid_by_adapter(adapter),
adapter->fc_service_class);
} else {
ZFCP_LOG_INFO("bug: The fibrechannel class at "
"adapter %s is invalid. "
"(debug info %d)\n",
zfcp_get_busid_by_adapter(adapter),
adapter->fc_service_class);
}
ZFCP_LOG_INFO("error: adapter %s does not support fc "
"class %d.\n",
zfcp_get_busid_by_adapter(adapter),
ZFCP_FC_SERVICE_CLASS_DEFAULT);
/* stop operation for this adapter */
debug_text_exception(adapter->erp_dbf, 0, "fsf_s_class_nsup");
zfcp_erp_adapter_shutdown(adapter, 0);
@ -2974,8 +2960,8 @@ zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action)
erp_action->fsf_req->qtcb->bottom.support.fcp_lun =
erp_action->unit->fcp_lun;
if (!(erp_action->adapter->connection_features & FSF_FEATURE_NPIV_MODE))
erp_action->fsf_req->qtcb->bottom.support.option =
FSF_OPEN_LUN_SUPPRESS_BOXING;
erp_action->fsf_req->qtcb->bottom.support.option =
FSF_OPEN_LUN_SUPPRESS_BOXING;
atomic_set_mask(ZFCP_STATUS_COMMON_OPENING, &erp_action->unit->status);
erp_action->fsf_req->data = (unsigned long) erp_action->unit;
erp_action->fsf_req->erp_action = erp_action;
@ -3550,7 +3536,7 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter,
}
/* set FC service class in QTCB (3 per default) */
fsf_req->qtcb->bottom.io.service_class = adapter->fc_service_class;
fsf_req->qtcb->bottom.io.service_class = ZFCP_FC_SERVICE_CLASS_DEFAULT;
/* set FCP_LUN in FCP_CMND IU in QTCB */
fcp_cmnd_iu->fcp_lun = unit->fcp_lun;
@ -3689,7 +3675,7 @@ zfcp_fsf_send_fcp_command_task_management(struct zfcp_adapter *adapter,
fsf_req->qtcb->header.lun_handle = unit->handle;
fsf_req->qtcb->header.port_handle = unit->port->handle;
fsf_req->qtcb->bottom.io.data_direction = FSF_DATADIR_CMND;
fsf_req->qtcb->bottom.io.service_class = adapter->fc_service_class;
fsf_req->qtcb->bottom.io.service_class = ZFCP_FC_SERVICE_CLASS_DEFAULT;
fsf_req->qtcb->bottom.io.fcp_cmnd_length =
sizeof (struct fcp_cmnd_iu) + sizeof (fcp_dl_t);
@ -3812,18 +3798,10 @@ zfcp_fsf_send_fcp_command_handler(struct zfcp_fsf_req *fsf_req)
break;
case FSF_SERVICE_CLASS_NOT_SUPPORTED:
if (fsf_req->adapter->fc_service_class <= 3) {
ZFCP_LOG_NORMAL("error: The adapter %s does "
"not support fibrechannel class %d.\n",
zfcp_get_busid_by_unit(unit),
fsf_req->adapter->fc_service_class);
} else {
ZFCP_LOG_NORMAL("bug: The fibrechannel class at "
"adapter %s is invalid. "
"(debug info %d)\n",
zfcp_get_busid_by_unit(unit),
fsf_req->adapter->fc_service_class);
}
ZFCP_LOG_INFO("error: adapter %s does not support fc "
"class %d.\n",
zfcp_get_busid_by_unit(unit),
ZFCP_FC_SERVICE_CLASS_DEFAULT);
/* stop operation for this adapter */
debug_text_exception(fsf_req->adapter->erp_dbf, 0,
"fsf_s_class_nsup");

21
drivers/s390/scsi/zfcp_fsf.h
Просмотреть файл

@ -22,8 +22,7 @@
#ifndef FSF_H
#define FSF_H
#define FSF_QTCB_VERSION1 0x00000001
#define FSF_QTCB_CURRENT_VERSION FSF_QTCB_VERSION1
#define FSF_QTCB_CURRENT_VERSION 0x00000001
/* FSF commands */
#define FSF_QTCB_FCP_CMND 0x00000001
@ -53,7 +52,7 @@
#define FSF_CFDC_OPTION_FULL_ACCESS 0x00000002
#define FSF_CFDC_OPTION_RESTRICTED_ACCESS 0x00000004
/* FSF protocol stati */
/* FSF protocol states */
#define FSF_PROT_GOOD 0x00000001
#define FSF_PROT_QTCB_VERSION_ERROR 0x00000010
#define FSF_PROT_SEQ_NUMB_ERROR 0x00000020
@ -65,7 +64,7 @@
#define FSF_PROT_REEST_QUEUE 0x00000800
#define FSF_PROT_ERROR_STATE 0x01000000
/* FSF stati */
/* FSF states */
#define FSF_GOOD 0x00000000
#define FSF_PORT_ALREADY_OPEN 0x00000001
#define FSF_LUN_ALREADY_OPEN 0x00000002
@ -258,20 +257,6 @@
#define FSF_UNIT_ACCESS_EXCLUSIVE 0x02000000
#define FSF_UNIT_ACCESS_OUTBOUND_TRANSFER 0x10000000
struct fsf_queue_designator;
struct fsf_status_read_buffer;
struct fsf_port_closed_payload;
struct fsf_bit_error_payload;
union fsf_prot_status_qual;
struct fsf_qual_version_error;
struct fsf_qual_sequence_error;
struct fsf_qtcb_prefix;
struct fsf_qtcb_header;
struct fsf_qtcb_bottom_config;
struct fsf_qtcb_bottom_support;
struct fsf_qtcb_bottom_io;
union fsf_qtcb_bottom;
struct fsf_queue_designator {
u8 cssid;
u8 chpid;

3
drivers/s390/scsi/zfcp_qdio.c
Просмотреть файл

@ -168,7 +168,8 @@ zfcp_qdio_allocate(struct zfcp_adapter *adapter)
init_data->cdev = adapter->ccw_device;
init_data->q_format = QDIO_SCSI_QFMT;
memcpy(init_data->adapter_name, &adapter->name, 8);
memcpy(init_data->adapter_name, zfcp_get_busid_by_adapter(adapter), 8);
ASCEBC(init_data->adapter_name, 8);
init_data->qib_param_field_format = 0;
init_data->qib_param_field = NULL;
init_data->input_slib_elements = NULL;

13
drivers/s390/scsi/zfcp_scsi.c
Просмотреть файл

@ -35,8 +35,8 @@ static int zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *);
static int zfcp_task_management_function(struct zfcp_unit *, u8,
struct scsi_cmnd *);
static struct zfcp_unit *zfcp_unit_lookup(struct zfcp_adapter *, int, scsi_id_t,
scsi_lun_t);
static struct zfcp_unit *zfcp_unit_lookup(struct zfcp_adapter *, int,
unsigned int, unsigned int);
static struct device_attribute *zfcp_sysfs_sdev_attrs[];
@ -349,8 +349,8 @@ zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt,
}
static struct zfcp_unit *
zfcp_unit_lookup(struct zfcp_adapter *adapter, int channel, scsi_id_t id,
scsi_lun_t lun)
zfcp_unit_lookup(struct zfcp_adapter *adapter, int channel, unsigned int id,
unsigned int lun)
{
struct zfcp_port *port;
struct zfcp_unit *unit, *retval = NULL;
@ -608,10 +608,6 @@ zfcp_adapter_scsi_register(struct zfcp_adapter *adapter)
adapter->scsi_host->unique_id = unique_id++; /* FIXME */
adapter->scsi_host->max_cmd_len = ZFCP_MAX_SCSI_CMND_LENGTH;
adapter->scsi_host->transportt = zfcp_transport_template;
/*
* Reverse mapping of the host number to avoid race condition
*/
adapter->scsi_host_no = adapter->scsi_host->host_no;
/*
* save a pointer to our own adapter data structure within
@ -647,7 +643,6 @@ zfcp_adapter_scsi_unregister(struct zfcp_adapter *adapter)
scsi_remove_host(shost);
scsi_host_put(shost);
adapter->scsi_host = NULL;
adapter->scsi_host_no = 0;
atomic_clear_mask(ZFCP_STATUS_ADAPTER_REGISTERED, &adapter->status);
return;