diff options
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/scsi/zfcp_aux.c | 91 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_ccw.c | 14 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_dbf.c | 10 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_def.h | 68 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_erp.c | 275 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_ext.h | 19 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_fsf.c | 142 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_fsf.h | 38 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_qdio.c | 19 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_scsi.c | 89 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_sysfs_adapter.c | 14 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_sysfs_driver.c | 14 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_sysfs_port.c | 15 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_sysfs_unit.c | 15 |
14 files changed, 204 insertions, 619 deletions
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index 395cfc6a344f..9cd789b8acd4 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -1,18 +1,8 @@ /* + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * linux/drivers/s390/scsi/zfcp_aux.c - * - * FCP adapter driver for IBM eServer zSeries - * - * (C) Copyright IBM Corp. 2002, 2004 - * - * 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> + * (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 @@ -29,6 +19,20 @@ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +/* + * Driver authors: + * Martin Peschke (originator of the driver) + * Raimund Schroeder + * Aron Zeh + * Wolfgang Taphorn + * Stefan Bader + * Heiko Carstens (kernel 2.6 port of the driver) + * Andreas Herrmann + * Maxim Shchetynin + * Volker Sameske + * Ralph Wuerthner + */ + #include "zfcp_ext.h" /* accumulated log level (module parameter) */ @@ -75,15 +79,9 @@ static struct miscdevice zfcp_cfdc_misc = { /* declare driver module init/cleanup functions */ module_init(zfcp_module_init); -MODULE_AUTHOR("Heiko Carstens <heiko.carstens@de.ibm.com>, " - "Andreas Herrman <aherrman@de.ibm.com>, " - "Martin Peschke <mpeschke@de.ibm.com>, " - "Raimund Schroeder <raimund.schroeder@de.ibm.com>, " - "Wolfgang Taphorn <taphorn@de.ibm.com>, " - "Aron Zeh <arzeh@de.ibm.com>, " - "IBM Deutschland Entwicklung GmbH"); +MODULE_AUTHOR("IBM Deutschland Entwicklung GmbH - linux390@de.ibm.com"); MODULE_DESCRIPTION - ("FCP (SCSI over Fibre Channel) HBA driver for IBM eServer zSeries"); + ("FCP (SCSI over Fibre Channel) HBA driver for IBM System z9 and zSeries"); MODULE_LICENSE("GPL"); module_param(device, charp, 0400); @@ -291,12 +289,11 @@ zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command, goto out; } - sg_list = kmalloc(sizeof(struct zfcp_sg_list), GFP_KERNEL); + sg_list = kzalloc(sizeof(struct zfcp_sg_list), GFP_KERNEL); if (sg_list == NULL) { retval = -ENOMEM; goto out; } - memset(sg_list, 0, sizeof(*sg_list)); if (command != ZFCP_CFDC_IOC) { ZFCP_LOG_INFO("IOC request code 0x%x invalid\n", command); @@ -478,14 +475,13 @@ zfcp_sg_list_alloc(struct zfcp_sg_list *sg_list, size_t size) sg_list->count = size >> PAGE_SHIFT; if (size & ~PAGE_MASK) sg_list->count++; - sg_list->sg = kmalloc(sg_list->count * sizeof(struct scatterlist), + sg_list->sg = kcalloc(sg_list->count, sizeof(struct scatterlist), GFP_KERNEL); if (sg_list->sg == NULL) { sg_list->count = 0; retval = -ENOMEM; goto out; } - memset(sg_list->sg, 0, sg_list->count * sizeof(struct scatterlist)); for (i = 0, sg = sg_list->sg; i < sg_list->count; i++, sg++) { sg->length = min(size, PAGE_SIZE); @@ -744,7 +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; /* @@ -758,10 +754,9 @@ zfcp_unit_enqueue(struct zfcp_port *port, fcp_lun_t fcp_lun) if (unit) return NULL; - unit = kmalloc(sizeof (struct zfcp_unit), GFP_KERNEL); + unit = kzalloc(sizeof (struct zfcp_unit), GFP_KERNEL); if (!unit) return NULL; - memset(unit, 0, sizeof (struct zfcp_unit)); /* initialise reference count stuff */ atomic_set(&unit->refcount, 0); @@ -929,13 +924,12 @@ zfcp_adapter_enqueue(struct ccw_device *ccw_device) */ /* try to allocate new adapter data structure (zeroed) */ - adapter = kmalloc(sizeof (struct zfcp_adapter), GFP_KERNEL); + adapter = kzalloc(sizeof (struct zfcp_adapter), GFP_KERNEL); if (!adapter) { ZFCP_LOG_INFO("error: allocation of base adapter " "structure failed\n"); goto out; } - memset(adapter, 0, sizeof (struct zfcp_adapter)); ccw_device->handler = NULL; @@ -997,12 +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); @@ -1139,10 +1127,9 @@ zfcp_port_enqueue(struct zfcp_adapter *adapter, wwn_t wwpn, u32 status, return NULL; } - port = kmalloc(sizeof (struct zfcp_port), GFP_KERNEL); + port = kzalloc(sizeof (struct zfcp_port), GFP_KERNEL); if (!port) return NULL; - memset(port, 0, sizeof (struct zfcp_port)); /* initialise reference count stuff */ atomic_set(&port->refcount, 0); @@ -1354,18 +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, @@ -1760,4 +1748,25 @@ zfcp_handle_els_rjt(u32 sq, struct zfcp_ls_rjt_par *rjt_par) return ret; } +/** + * zfcp_plogi_evaluate - evaluate PLOGI playload and copy important fields + * into zfcp_port structure + * @port: zfcp_port structure + * @plogi: plogi payload + */ +void +zfcp_plogi_evaluate(struct zfcp_port *port, struct fsf_plogi *plogi) +{ + port->maxframe_size = plogi->serv_param.common_serv_param[7] | + ((plogi->serv_param.common_serv_param[6] & 0x0F) << 8); + if (plogi->serv_param.class1_serv_param[0] & 0x80) + port->supported_classes |= FC_COS_CLASS1; + if (plogi->serv_param.class2_serv_param[0] & 0x80) + port->supported_classes |= FC_COS_CLASS2; + if (plogi->serv_param.class3_serv_param[0] & 0x80) + port->supported_classes |= FC_COS_CLASS3; + if (plogi->serv_param.class4_serv_param[0] & 0x80) + port->supported_classes |= FC_COS_CLASS4; +} + #undef ZFCP_LOG_AREA diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c index 241136d0c6eb..57d8e4bfb8d9 100644 --- a/drivers/s390/scsi/zfcp_ccw.c +++ b/drivers/s390/scsi/zfcp_ccw.c @@ -1,16 +1,8 @@ /* - * linux/drivers/s390/scsi/zfcp_ccw.c + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * FCP adapter driver for IBM eServer zSeries - * - * CCW driver related routines - * - * (C) Copyright IBM Corp. 2003, 2004 - * - * Authors: - * Martin Peschke <mpeschke@de.ibm.com> - * Heiko Carstens <heiko.carstens@de.ibm.com> - * Andreas Herrmann <aherrman@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 diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c index a5f2ba9a8fdb..c033145d0f19 100644 --- a/drivers/s390/scsi/zfcp_dbf.c +++ b/drivers/s390/scsi/zfcp_dbf.c @@ -1,12 +1,8 @@ /* + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * linux/drivers/s390/scsi/zfcp_dbf.c - * - * FCP adapter driver for IBM eServer zSeries - * - * Debugging facilities - * - * (C) Copyright IBM Corp. 2005 + * (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 diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index 6eba56cd89ba..2df512a18e2c 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -1,19 +1,8 @@ /* - * - * 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 @@ -50,7 +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> @@ -64,7 +52,7 @@ /********************* GENERAL DEFINES *********************************/ /* zfcp version number, it consists of major, minor, and patch-level number */ -#define ZFCP_VERSION "4.5.0" +#define ZFCP_VERSION "4.7.0" /** * zfcp_sg_to_address - determine kernel address from struct scatterlist @@ -89,13 +77,9 @@ zfcp_address_to_sg(void *address, struct scatterlist *list) list->offset = ((unsigned long) address) & (PAGE_SIZE - 1); } -/********************* SCSI SPECIFIC DEFINES *********************************/ +#define REQUEST_LIST_SIZE 128 -/* 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) +/********************* SCSI SPECIFIC DEFINES *********************************/ #define ZFCP_SCSI_ER_TIMEOUT (100*HZ) /********************* CIO/QDIO SPECIFIC DEFINES *****************************/ @@ -233,8 +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; @@ -263,13 +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; @@ -507,9 +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 @@ -608,7 +583,6 @@ do { \ * and unit */ #define ZFCP_COMMON_FLAGS 0xfff00000 -#define ZFCP_SPECIFIC_FLAGS 0x000fffff /* common status bits */ #define ZFCP_STATUS_COMMON_REMOVE 0x80000000 @@ -633,11 +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 @@ -652,7 +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 \ @@ -908,15 +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 */ @@ -994,6 +959,8 @@ struct zfcp_port { u32 handle; /* handle assigned by FSF */ struct zfcp_erp_action erp_action; /* pending error recovery */ atomic_t erp_counter; + u32 maxframe_size; + u32 supported_classes; }; /* the struct device sysfs_device must be at the beginning of this structure. @@ -1008,7 +975,7 @@ 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 */ @@ -1052,11 +1019,6 @@ 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 @@ -1095,9 +1057,6 @@ 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 @@ -1105,9 +1064,6 @@ 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) diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index 57cb628a05aa..4682c8b8bd24 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -1,18 +1,8 @@ /* - * - * linux/drivers/s390/scsi/zfcp_erp.c - * - * FCP adapter driver for IBM eServer zSeries - * - * (C) Copyright IBM Corp. 2002, 2004 - * - * 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> + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. + * + * (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 @@ -231,13 +221,6 @@ zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter, int clear_mask) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ int zfcp_erp_adapter_shutdown(struct zfcp_adapter *adapter, int clear_mask) { @@ -251,13 +234,6 @@ zfcp_erp_adapter_shutdown(struct zfcp_adapter *adapter, int clear_mask) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ int zfcp_erp_port_shutdown(struct zfcp_port *port, int clear_mask) { @@ -271,13 +247,6 @@ zfcp_erp_port_shutdown(struct zfcp_port *port, int clear_mask) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ int zfcp_erp_unit_shutdown(struct zfcp_unit *unit, int clear_mask) { @@ -306,20 +275,17 @@ zfcp_erp_adisc(struct zfcp_port *port) int retval = 0; struct timer_list *timer; - send_els = kmalloc(sizeof(struct zfcp_send_els), GFP_ATOMIC); + send_els = kzalloc(sizeof(struct zfcp_send_els), GFP_ATOMIC); if (send_els == NULL) goto nomem; - memset(send_els, 0, sizeof(*send_els)); - send_els->req = kmalloc(sizeof(struct scatterlist), GFP_ATOMIC); + send_els->req = kzalloc(sizeof(struct scatterlist), GFP_ATOMIC); if (send_els->req == NULL) goto nomem; - memset(send_els->req, 0, sizeof(*send_els->req)); - send_els->resp = kmalloc(sizeof(struct scatterlist), GFP_ATOMIC); + send_els->resp = kzalloc(sizeof(struct scatterlist), GFP_ATOMIC); if (send_els->resp == NULL) goto nomem; - memset(send_els->resp, 0, sizeof(*send_els->resp)); address = (void *) get_zeroed_page(GFP_ATOMIC); if (address == NULL) @@ -812,13 +778,6 @@ zfcp_erp_unit_unblock(struct zfcp_unit *unit) atomic_set_mask(ZFCP_STATUS_COMMON_UNBLOCKED, &unit->status); } -/* - * function: - * - * purpose: - * - * returns: - */ static void zfcp_erp_action_ready(struct zfcp_erp_action *erp_action) { @@ -1356,13 +1315,6 @@ zfcp_erp_strategy_check_action(struct zfcp_erp_action *erp_action, int retval) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_strategy_do_action(struct zfcp_erp_action *erp_action) { @@ -1538,13 +1490,6 @@ zfcp_erp_strategy_check_target(struct zfcp_erp_action *erp_action, int result) return result; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_strategy_statechange(int action, u32 status, @@ -1586,13 +1531,6 @@ zfcp_erp_strategy_statechange(int action, return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ static inline int zfcp_erp_strategy_statechange_detected(atomic_t * target_status, u32 erp_status) { @@ -1605,13 +1543,6 @@ zfcp_erp_strategy_statechange_detected(atomic_t * target_status, u32 erp_status) !(ZFCP_STATUS_ERP_CLOSE_ONLY & erp_status)); } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_strategy_check_unit(struct zfcp_unit *unit, int result) { @@ -1642,13 +1573,6 @@ zfcp_erp_strategy_check_unit(struct zfcp_unit *unit, int result) return result; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_strategy_check_port(struct zfcp_port *port, int result) { @@ -1678,13 +1602,6 @@ zfcp_erp_strategy_check_port(struct zfcp_port *port, int result) return result; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_strategy_check_adapter(struct zfcp_adapter *adapter, int result) { @@ -1764,13 +1681,6 @@ zfcp_erp_strategy_followup_actions(int action, return 0; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_strategy_check_queues(struct zfcp_adapter *adapter) { @@ -1809,12 +1719,6 @@ zfcp_erp_wait(struct zfcp_adapter *adapter) return retval; } -/* - * function: zfcp_erp_modify_adapter_status - * - * purpose: - * - */ void zfcp_erp_modify_adapter_status(struct zfcp_adapter *adapter, u32 mask, int set_or_clear) @@ -1919,13 +1823,6 @@ zfcp_erp_port_reopen_all(struct zfcp_adapter *adapter, int clear_mask) return retval; } -/* - * function: - * - * purpose: - * - * returns: FIXME - */ static int zfcp_erp_port_reopen_all_internal(struct zfcp_adapter *adapter, int clear_mask) { @@ -2370,13 +2267,6 @@ zfcp_erp_adapter_strategy_open_fsf_xport(struct zfcp_erp_action *erp_action) return ret; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_adapter_strategy_open_fsf_statusread(struct zfcp_erp_action *erp_action) @@ -2545,13 +2435,6 @@ zfcp_erp_port_strategy(struct zfcp_erp_action *erp_action) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_port_strategy_open(struct zfcp_erp_action *erp_action) { @@ -2566,15 +2449,6 @@ zfcp_erp_port_strategy_open(struct zfcp_erp_action *erp_action) return retval; } -/* - * function: - * - * purpose: - * - * returns: - * - * FIXME(design): currently only prepared for fabric (nameserver!) - */ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *erp_action) { @@ -2690,13 +2564,6 @@ zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *erp_action) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_port_strategy_open_nameserver(struct zfcp_erp_action *erp_action) { @@ -2813,13 +2680,6 @@ zfcp_erp_port_forced_strategy_close(struct zfcp_erp_action *erp_action) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_port_strategy_clearstati(struct zfcp_port *port) { @@ -3022,13 +2882,6 @@ zfcp_erp_unit_strategy(struct zfcp_erp_action *erp_action) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_unit_strategy_clearstati(struct zfcp_unit *unit) { @@ -3129,13 +2982,6 @@ zfcp_erp_unit_strategy_open(struct zfcp_erp_action *erp_action) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ static inline void zfcp_erp_timeout_init(struct zfcp_erp_action *erp_action) { @@ -3331,13 +3177,6 @@ zfcp_erp_action_enqueue(int action, return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ static int zfcp_erp_action_dequeue(struct zfcp_erp_action *erp_action) { @@ -3402,9 +3241,13 @@ zfcp_erp_action_cleanup(int action, struct zfcp_adapter *adapter, break; case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: case ZFCP_ERP_ACTION_REOPEN_PORT: + if (atomic_test_mask(ZFCP_STATUS_PORT_NO_WWPN, + &port->status)) { + zfcp_port_put(port); + break; + } + if ((result == ZFCP_ERP_SUCCEEDED) - && !atomic_test_mask(ZFCP_STATUS_PORT_NO_WWPN, - &port->status) && !port->rport) { struct fc_rport_identifiers ids; ids.node_name = port->wwnn; @@ -3418,12 +3261,30 @@ zfcp_erp_action_cleanup(int action, struct zfcp_adapter *adapter, "(adapter %s, wwpn=0x%016Lx)\n", zfcp_get_busid_by_port(port), port->wwpn); - else + else { scsi_flush_work(adapter->scsi_host); + port->rport->maxframe_size = port->maxframe_size; + port->rport->supported_classes = + port->supported_classes; + } + } + if ((result != ZFCP_ERP_SUCCEEDED) && port->rport) { + fc_remote_port_delete(port->rport); + port->rport = NULL; } zfcp_port_put(port); break; case ZFCP_ERP_ACTION_REOPEN_ADAPTER: + if (result != ZFCP_ERP_SUCCEEDED) { + struct zfcp_port *port; + list_for_each_entry(port, &adapter->port_list_head, list) + if (port->rport && + !atomic_test_mask(ZFCP_STATUS_PORT_WKA, + &port->status)) { + fc_remote_port_delete(port->rport); + port->rport = NULL; + } + } zfcp_adapter_put(adapter); break; default: @@ -3432,13 +3293,6 @@ zfcp_erp_action_cleanup(int action, struct zfcp_adapter *adapter, } -/* - * function: - * - * purpose: - * - * returns: FIXME - */ static int zfcp_erp_action_dismiss_adapter(struct zfcp_adapter *adapter) { @@ -3455,13 +3309,6 @@ zfcp_erp_action_dismiss_adapter(struct zfcp_adapter *adapter) return retval; } -/* - * function: - * - * purpose: - * - * returns: FIXME - */ static int zfcp_erp_action_dismiss_port(struct zfcp_port *port) { @@ -3480,13 +3327,6 @@ zfcp_erp_action_dismiss_port(struct zfcp_port *port) return retval; } -/* - * function: - * - * purpose: - * - * returns: FIXME - */ static int zfcp_erp_action_dismiss_unit(struct zfcp_unit *unit) { @@ -3501,13 +3341,6 @@ zfcp_erp_action_dismiss_unit(struct zfcp_unit *unit) return retval; } -/* - * function: - * - * purpose: moves erp_action to 'erp running list' - * - * returns: - */ static inline void zfcp_erp_action_to_running(struct zfcp_erp_action *erp_action) { @@ -3518,13 +3351,6 @@ zfcp_erp_action_to_running(struct zfcp_erp_action *erp_action) list_move(&erp_action->list, &erp_action->adapter->erp_running_head); } -/* - * function: - * - * purpose: moves erp_action to 'erp ready list' - * - * returns: - */ static inline void zfcp_erp_action_to_ready(struct zfcp_erp_action *erp_action) { @@ -3535,11 +3361,6 @@ zfcp_erp_action_to_ready(struct zfcp_erp_action *erp_action) list_move(&erp_action->list, &erp_action->adapter->erp_ready_head); } -/* - * function: zfcp_erp_port_boxed - * - * purpose: - */ void zfcp_erp_port_boxed(struct zfcp_port *port) { @@ -3556,11 +3377,6 @@ zfcp_erp_port_boxed(struct zfcp_port *port) zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED); } -/* - * function: zfcp_erp_unit_boxed - * - * purpose: - */ void zfcp_erp_unit_boxed(struct zfcp_unit *unit) { @@ -3574,11 +3390,6 @@ zfcp_erp_unit_boxed(struct zfcp_unit *unit) zfcp_erp_unit_reopen(unit, ZFCP_STATUS_COMMON_ERP_FAILED); } -/* - * function: zfcp_erp_port_access_denied - * - * purpose: - */ void zfcp_erp_port_access_denied(struct zfcp_port *port) { @@ -3595,11 +3406,6 @@ zfcp_erp_port_access_denied(struct zfcp_port *port) read_unlock_irqrestore(&zfcp_data.config_lock, flags); } -/* - * function: zfcp_erp_unit_access_denied - * - * purpose: - */ void zfcp_erp_unit_access_denied(struct zfcp_unit *unit) { @@ -3613,11 +3419,6 @@ zfcp_erp_unit_access_denied(struct zfcp_unit *unit) ZFCP_SET); } -/* - * function: zfcp_erp_adapter_access_changed - * - * purpose: - */ void zfcp_erp_adapter_access_changed(struct zfcp_adapter *adapter) { @@ -3628,7 +3429,7 @@ 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) @@ -3639,11 +3440,6 @@ zfcp_erp_adapter_access_changed(struct zfcp_adapter *adapter) read_unlock_irqrestore(&zfcp_data.config_lock, flags); } -/* - * function: zfcp_erp_port_access_changed - * - * purpose: - */ void zfcp_erp_port_access_changed(struct zfcp_port *port) { @@ -3672,11 +3468,6 @@ zfcp_erp_port_access_changed(struct zfcp_port *port) zfcp_get_busid_by_adapter(adapter), port->wwpn); } -/* - * function: zfcp_erp_unit_access_changed - * - * purpose: - */ void zfcp_erp_unit_access_changed(struct zfcp_unit *unit) { diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h index 700f5402a978..d02366004cdd 100644 --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -1,18 +1,8 @@ /* - * - * linux/drivers/s390/scsi/zfcp_ext.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> + * (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 @@ -125,6 +115,7 @@ extern int zfcp_nameserver_enqueue(struct zfcp_adapter *); extern int zfcp_ns_gid_pn_request(struct zfcp_erp_action *); extern int zfcp_check_ct_response(struct ct_hdr *); extern int zfcp_handle_els_rjt(u32, struct zfcp_ls_rjt_par *); +extern void zfcp_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *); /******************************* SCSI ****************************************/ extern int zfcp_adapter_scsi_register(struct zfcp_adapter *); @@ -141,8 +132,6 @@ extern int zfcp_scsi_command_async(struct zfcp_adapter *,struct zfcp_unit *, struct scsi_cmnd *, struct timer_list *); extern int zfcp_scsi_command_sync(struct zfcp_unit *, struct scsi_cmnd *, struct timer_list *); -extern void zfcp_set_fc_host_attrs(struct zfcp_adapter *); -extern void zfcp_set_fc_rport_attrs(struct zfcp_port *); extern struct scsi_transport_template *zfcp_transport_template; extern struct fc_function_template zfcp_transport_functions; diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index 662ec571d73b..6335f9229184 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -1,19 +1,8 @@ /* + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * linux/drivers/s390/scsi/zfcp_fsf.c - * - * FCP adapter driver for IBM eServer zSeries - * - * (C) Copyright IBM Corp. 2002, 2004 - * - * 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 @@ -877,6 +866,7 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) struct zfcp_adapter *adapter = fsf_req->adapter; struct fsf_status_read_buffer *status_buffer = (struct fsf_status_read_buffer *) fsf_req->data; + struct fsf_bit_error_payload *fsf_bit_error; if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) { zfcp_hba_dbf_event_fsf_unsol("dism", adapter, status_buffer); @@ -903,10 +893,37 @@ zfcp_fsf_status_read_handler(struct zfcp_fsf_req *fsf_req) break; case FSF_STATUS_READ_BIT_ERROR_THRESHOLD: - ZFCP_LOG_NORMAL("Bit error threshold data received:\n"); - ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_NORMAL, - (char *) status_buffer, - sizeof (struct fsf_status_read_buffer)); + fsf_bit_error = (struct fsf_bit_error_payload *) + status_buffer->payload; + ZFCP_LOG_NORMAL("Warning: bit error threshold data " + "received (adapter %s, " + "link failures = %i, loss of sync errors = %i, " + "loss of signal errors = %i, " + "primitive sequence errors = %i, " + "invalid transmission word errors = %i, " + "CRC errors = %i)\n", + zfcp_get_busid_by_adapter(adapter), + fsf_bit_error->link_failure_error_count, + fsf_bit_error->loss_of_sync_error_count, + fsf_bit_error->loss_of_signal_error_count, + fsf_bit_error->primitive_sequence_error_count, + fsf_bit_error->invalid_transmission_word_error_count, + fsf_bit_error->crc_error_count); + ZFCP_LOG_INFO("Additional bit error threshold data " + "(adapter %s, " + "primitive sequence event time-outs = %i, " + "elastic buffer overrun errors = %i, " + "advertised receive buffer-to-buffer credit = %i, " + "current receice buffer-to-buffer credit = %i, " + "advertised transmit buffer-to-buffer credit = %i, " + "current transmit buffer-to-buffer credit = %i)\n", + zfcp_get_busid_by_adapter(adapter), + fsf_bit_error->primitive_sequence_event_timeout_count, + fsf_bit_error->elastic_buffer_overrun_error_count, + fsf_bit_error->advertised_receive_b2b_credit, + fsf_bit_error->current_receive_b2b_credit, + fsf_bit_error->advertised_transmit_b2b_credit, + fsf_bit_error->current_transmit_b2b_credit); break; case FSF_STATUS_READ_LINK_DOWN: @@ -1427,7 +1444,8 @@ 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; @@ -1496,18 +1514,10 @@ 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); @@ -1730,7 +1740,8 @@ 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; @@ -1800,18 +1811,10 @@ 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); @@ -1940,14 +1943,6 @@ skip_fsfstatus: return retval; } -/* - * function: - * - * purpose: - * - * returns: address of initiated FSF request - * NULL - request could not be initiated - */ int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action) { @@ -2565,8 +2560,7 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) if (!atomic_test_mask(ZFCP_STATUS_PORT_NO_WWPN, &port->status)) { if (fsf_req->qtcb->bottom.support.els1_length < - ((((unsigned long) &plogi->serv_param.wwpn) - - ((unsigned long) plogi)) + sizeof (u64))) { + sizeof (struct fsf_plogi)) { ZFCP_LOG_INFO( "warning: insufficient length of " "PLOGI payload (%i)\n", @@ -2585,8 +2579,10 @@ zfcp_fsf_open_port_handler(struct zfcp_fsf_req *fsf_req) atomic_clear_mask( ZFCP_STATUS_PORT_DID_DID, &port->status); - } else + } else { port->wwnn = plogi->serv_param.wwnn; + zfcp_plogi_evaluate(port, plogi); + } } } break; @@ -2993,8 +2989,8 @@ 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; @@ -3569,7 +3565,7 @@ 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; @@ -3667,18 +3663,6 @@ zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *adapter, return retval; } -/* - * function: zfcp_fsf_send_fcp_command_task_management - * - * purpose: - * - * returns: - * - * FIXME(design): should be watched by a timeout!!! - * FIXME(design) shouldn't this be modified to return an int - * also...don't know how though - * - */ struct zfcp_fsf_req * zfcp_fsf_send_fcp_command_task_management(struct zfcp_adapter *adapter, struct zfcp_unit *unit, @@ -3720,7 +3704,7 @@ 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); @@ -3843,18 +3827,10 @@ 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"); diff --git a/drivers/s390/scsi/zfcp_fsf.h b/drivers/s390/scsi/zfcp_fsf.h index e734415cae6d..71186618947c 100644 --- a/drivers/s390/scsi/zfcp_fsf.h +++ b/drivers/s390/scsi/zfcp_fsf.h @@ -1,19 +1,8 @@ /* - * - * linux/drivers/s390/scsi/zfcp_fsf.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 @@ -33,8 +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 @@ -64,7 +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 @@ -76,7 +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 @@ -269,20 +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; diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index 1c3275163c91..345a191926a4 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -1,18 +1,8 @@ /* - * linux/drivers/s390/scsi/zfcp_qdio.c + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * FCP adapter driver for IBM eServer zSeries - * - * QDIO related routines - * - * (C) Copyright IBM Corp. 2002, 2004 - * - * Authors: - * Martin Peschke <mpeschke@de.ibm.com> - * Raimund Schroeder <raimund.schroeder@de.ibm.com> - * Wolfgang Taphorn - * Heiko Carstens <heiko.carstens@de.ibm.com> - * Andreas Herrmann <aherrman@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 @@ -178,7 +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; diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 9e6d07d7b3c8..46e14f22ec18 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -1,18 +1,8 @@ /* - * - * linux/drivers/s390/scsi/zfcp_scsi.c - * - * 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> + * (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 @@ -45,8 +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[]; @@ -161,14 +151,6 @@ set_driver_byte(u32 * result, char status) set_byte(result, status, 3); } -/* - * function: zfcp_scsi_slave_alloc - * - * purpose: - * - * returns: - */ - static int zfcp_scsi_slave_alloc(struct scsi_device *sdp) { @@ -195,14 +177,6 @@ zfcp_scsi_slave_alloc(struct scsi_device *sdp) return retval; } -/* - * function: zfcp_scsi_slave_destroy - * - * purpose: - * - * returns: - */ - static void zfcp_scsi_slave_destroy(struct scsi_device *sdpnt) { @@ -374,18 +348,9 @@ zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt, return zfcp_scsi_command_async(adapter, unit, scpnt, NULL); } -/* - * function: zfcp_unit_lookup - * - * purpose: - * - * returns: - * - * context: - */ 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; @@ -491,13 +456,6 @@ zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) return retval; } -/* - * function: zfcp_scsi_eh_device_reset_handler - * - * purpose: - * - * returns: - */ int zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *scpnt) { @@ -625,13 +583,6 @@ zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt) return SUCCESS; } -/* - * function: - * - * purpose: - * - * returns: - */ int zfcp_adapter_scsi_register(struct zfcp_adapter *adapter) { @@ -657,10 +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 @@ -678,13 +625,6 @@ zfcp_adapter_scsi_register(struct zfcp_adapter *adapter) return retval; } -/* - * function: - * - * purpose: - * - * returns: - */ void zfcp_adapter_scsi_unregister(struct zfcp_adapter *adapter) { @@ -703,7 +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; @@ -817,10 +756,9 @@ zfcp_get_fc_host_stats(struct Scsi_Host *shost) if (!fc_stats) return NULL; - data = kmalloc(sizeof(*data), GFP_KERNEL); + data = kzalloc(sizeof(*data), GFP_KERNEL); if (!data) return NULL; - memset(data, 0, sizeof(*data)); ret = zfcp_fsf_exchange_port_data(NULL, adapter, data); if (ret) { @@ -848,10 +786,9 @@ zfcp_reset_fc_host_stats(struct Scsi_Host *shost) int ret; adapter = (struct zfcp_adapter *)shost->hostdata[0]; - data = kmalloc(sizeof(*data), GFP_KERNEL); + data = kzalloc(sizeof(*data), GFP_KERNEL); if (!data) return; - memset(data, 0, sizeof(*data)); ret = zfcp_fsf_exchange_port_data(NULL, adapter, data); if (ret == 0) { @@ -863,11 +800,18 @@ zfcp_reset_fc_host_stats(struct Scsi_Host *shost) } } +static void zfcp_set_rport_dev_loss_tmo(struct fc_rport *rport, u32 timeout) +{ + rport->dev_loss_tmo = timeout; +} + struct fc_function_template zfcp_transport_functions = { .show_starget_port_id = 1, .show_starget_port_name = 1, .show_starget_node_name = 1, .show_rport_supported_classes = 1, + .show_rport_maxframe_size = 1, + .show_rport_dev_loss_tmo = 1, .show_host_node_name = 1, .show_host_port_name = 1, .show_host_permanent_port_name = 1, @@ -877,6 +821,7 @@ struct fc_function_template zfcp_transport_functions = { .show_host_serial_number = 1, .get_fc_host_stats = zfcp_get_fc_host_stats, .reset_fc_host_stats = zfcp_reset_fc_host_stats, + .set_rport_dev_loss_tmo = zfcp_set_rport_dev_loss_tmo, /* no functions registered for following dynamic attributes but directly set by LLDD */ .show_host_port_type = 1, diff --git a/drivers/s390/scsi/zfcp_sysfs_adapter.c b/drivers/s390/scsi/zfcp_sysfs_adapter.c index b29ac25e07f3..705c6d4428f3 100644 --- a/drivers/s390/scsi/zfcp_sysfs_adapter.c +++ b/drivers/s390/scsi/zfcp_sysfs_adapter.c @@ -1,16 +1,8 @@ /* - * linux/drivers/s390/scsi/zfcp_sysfs_adapter.c + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * FCP adapter driver for IBM eServer zSeries - * - * sysfs adapter related routines - * - * (C) Copyright IBM Corp. 2003, 2004 - * - * Authors: - * Martin Peschke <mpeschke@de.ibm.com> - * Heiko Carstens <heiko.carstens@de.ibm.com> - * Andreas Herrmann <aherrman@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 diff --git a/drivers/s390/scsi/zfcp_sysfs_driver.c b/drivers/s390/scsi/zfcp_sysfs_driver.c index 6622d55e0a45..005e62f8593b 100644 --- a/drivers/s390/scsi/zfcp_sysfs_driver.c +++ b/drivers/s390/scsi/zfcp_sysfs_driver.c @@ -1,16 +1,8 @@ /* - * linux/drivers/s390/scsi/zfcp_sysfs_driver.c + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * FCP adapter driver for IBM eServer zSeries - * - * sysfs driver related routines - * - * (C) Copyright IBM Corp. 2003, 2004 - * - * Authors: - * Martin Peschke <mpeschke@de.ibm.com> - * Heiko Carstens <heiko.carstens@de.ibm.com> - * Andreas Herrmann <aherrman@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 diff --git a/drivers/s390/scsi/zfcp_sysfs_port.c b/drivers/s390/scsi/zfcp_sysfs_port.c index f401d42db21c..1320c0591431 100644 --- a/drivers/s390/scsi/zfcp_sysfs_port.c +++ b/drivers/s390/scsi/zfcp_sysfs_port.c @@ -1,17 +1,8 @@ /* - * linux/drivers/s390/scsi/zfcp_sysfs_port.c + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * FCP adapter driver for IBM eServer zSeries - * - * sysfs port related routines - * - * (C) Copyright IBM Corp. 2003, 2004 - * - * Authors: - * Martin Peschke <mpeschke@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 diff --git a/drivers/s390/scsi/zfcp_sysfs_unit.c b/drivers/s390/scsi/zfcp_sysfs_unit.c index ad5dfb889bee..81a484175863 100644 --- a/drivers/s390/scsi/zfcp_sysfs_unit.c +++ b/drivers/s390/scsi/zfcp_sysfs_unit.c @@ -1,17 +1,8 @@ /* - * linux/drivers/s390/scsi/zfcp_sysfs_unit.c + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * FCP adapter driver for IBM eServer zSeries - * - * sysfs unit related routines - * - * (C) Copyright IBM Corp. 2003, 2004 - * - * Authors: - * Martin Peschke <mpeschke@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 |