Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-for-linus-2.6

drivers/message/fusion/Kconfig

@@ -35,6 +35,23 @@ config FUSION_FC
 	  LSIFC929X
 	  LSIFC929XL
 
+config FUSION_SAS
+	tristate "Fusion MPT ScsiHost drivers for SAS"
+	depends on PCI && SCSI
+ 	select FUSION
+	select SCSI_SAS_ATTRS
+	---help---
+	  SCSI HOST support for a SAS host adapters.
+
+	  List of supported controllers:
+
+	  LSISAS1064
+	  LSISAS1066
+	  LSISAS1068
+	  LSISAS1064E
+	  LSISAS1066E
+	  LSISAS1068E
+
 config FUSION_MAX_SGE
 	int "Maximum number of scatter gather entries (16 - 128)"
 	depends on FUSION

drivers/message/fusion/Makefile

@@ -34,5 +34,6 @@
 
 obj-$(CONFIG_FUSION_SPI)	+= mptbase.o mptscsih.o mptspi.o
 obj-$(CONFIG_FUSION_FC)		+= mptbase.o mptscsih.o mptfc.o
+obj-$(CONFIG_FUSION_SAS)	+= mptbase.o mptscsih.o mptsas.o
 obj-$(CONFIG_FUSION_CTL)	+= mptctl.o
 obj-$(CONFIG_FUSION_LAN)	+= mptlan.o

drivers/message/fusion/mptbase.h

@@ -65,6 +65,7 @@
 #include "lsi/mpi_fc.h"		/* Fibre Channel (lowlevel) support */
 #include "lsi/mpi_targ.h"	/* SCSI/FCP Target protcol support */
 #include "lsi/mpi_tool.h"	/* Tools support */
+#include "lsi/mpi_sas.h"	/* SAS support */
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 
@@ -76,8 +77,8 @@
 #define COPYRIGHT	"Copyright (c) 1999-2005 " MODULEAUTHOR
 #endif
 
-#define MPT_LINUX_VERSION_COMMON	"3.03.02"
-#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.03.02"
+#define MPT_LINUX_VERSION_COMMON	"3.03.03"
+#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.03.03"
 #define WHAT_MAGIC_STRING		"@" "(" "#" ")"
 
 #define show_mptmod_ver(s,ver)  \
@@ -423,7 +424,7 @@ typedef struct _MPT_IOCTL {
 /*
  *  Event Structure and define
  */
-#define MPTCTL_EVENT_LOG_SIZE		(0x0000000A)
+#define MPTCTL_EVENT_LOG_SIZE		(0x000000032)
 typedef struct _mpt_ioctl_events {
 	u32	event;		/* Specified by define above */
 	u32	eventContext;	/* Index or counter */
@@ -451,16 +452,13 @@ typedef struct _mpt_ioctl_events {
 #define MPT_SCSICFG_ALL_IDS		0x02	/* WriteSDP1 to all IDS */
 /* #define MPT_SCSICFG_BLK_NEGO		0x10	   WriteSDP1 with WDTR and SDTR disabled */
 
-typedef	struct _ScsiCfgData {
+typedef	struct _SpiCfgData {
 	u32		 PortFlags;
 	int		*nvram;			/* table of device NVRAM values */
-	IOCPage2_t	*pIocPg2;		/* table of Raid Volumes */
-	IOCPage3_t	*pIocPg3;		/* table of physical disks */
 	IOCPage4_t	*pIocPg4;		/* SEP devices addressing */
 	dma_addr_t	 IocPg4_dma;		/* Phys Addr of IOCPage4 data */
 	int		 IocPg4Sz;		/* IOCPage4 size */
 	u8		 dvStatus[MPT_MAX_SCSI_DEVICES];
-	int		 isRaid;		/* bit field, 1 if RAID */
 	u8		 minSyncFactor;		/* 0xFF if async */
 	u8		 maxSyncOffset;		/* 0 if async */
 	u8		 maxBusWidth;		/* 0 if narrow, 1 if wide */
@@ -472,10 +470,28 @@ typedef	struct _ScsiCfgData {
 	u8		 dvScheduled;		/* 1 if scheduled */
 	u8		 forceDv;		/* 1 to force DV scheduling */
 	u8		 noQas;			/* Disable QAS for this adapter */
-	u8		 Saf_Te;		/* 1 to force all Processors as SAF-TE if Inquiry data length is too short to check for SAF-TE */
+	u8		 Saf_Te;		/* 1 to force all Processors as
+						 * SAF-TE if Inquiry data length
+						 * is too short to check for SAF-TE
+						 */
 	u8		 mpt_dv;		/* command line option: enhanced=1, basic=0 */
+	u8		 bus_reset;		/* 1 to allow bus reset */
 	u8		 rsvd[1];
-} ScsiCfgData;
+}SpiCfgData;
+
+typedef	struct _SasCfgData {
+	u8		 ptClear;		/* 1 to automatically clear the
+						 * persistent table.
+						 * 0 to disable
+						 * automatic clearing.
+						 */
+}SasCfgData;
+
+typedef	struct _RaidCfgData {
+	IOCPage2_t	*pIocPg2;		/* table of Raid Volumes */
+	IOCPage3_t	*pIocPg3;		/* table of physical disks */
+	int		 isRaid;		/* bit field, 1 if RAID */
+}RaidCfgData;
 
 /*
  *  Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
@@ -530,11 +546,16 @@ typedef struct _MPT_ADAPTER
 	u8			*sense_buf_pool;
 	dma_addr_t		 sense_buf_pool_dma;
 	u32			 sense_buf_low_dma;
+	u8			*HostPageBuffer; /* SAS - host page buffer support */
+	u32			HostPageBuffer_sz;
+	dma_addr_t		HostPageBuffer_dma;
 	int			 mtrr_reg;
 	struct pci_dev		*pcidev;	/* struct pci_dev pointer */
 	u8			__iomem *memmap;	/* mmap address */
 	struct Scsi_Host	*sh;		/* Scsi Host pointer */
-	ScsiCfgData		spi_data;	/* Scsi config. data */
+	SpiCfgData		spi_data;	/* Scsi config. data */
+	RaidCfgData		raid_data;	/* Raid config. data */
+	SasCfgData		sas_data;	/* Sas config. data */
 	MPT_IOCTL		*ioctl;		/* ioctl data pointer */
 	struct proc_dir_entry	*ioc_dentry;
 	struct _MPT_ADAPTER	*alt_ioc;	/* ptr to 929 bound adapter port */
@@ -554,31 +575,35 @@ typedef struct _MPT_ADAPTER
 #else
 	u32			 mfcnt;
 #endif
-	u32			 NB_for_64_byte_frame;       
+	u32			 NB_for_64_byte_frame;
 	u32			 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)];
 	u16			 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)];
 	IOCFactsReply_t		 facts;
 	PortFactsReply_t	 pfacts[2];
 	FCPortPage0_t		 fc_port_page0[2];
+	struct timer_list	 persist_timer;	/* persist table timer */
+	int			 persist_wait_done; /* persist completion flag */
+	u8			 persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */
 	LANPage0_t		 lan_cnfg_page0;
 	LANPage1_t		 lan_cnfg_page1;
-	/*  
+	/*
 	 * Description: errata_flag_1064
 	 * If a PCIX read occurs within 1 or 2 cycles after the chip receives
 	 * a split completion for a read data, an internal address pointer incorrectly
 	 * increments by 32 bytes
 	 */
-	int			 errata_flag_1064;	
+	int			 errata_flag_1064;
 	u8			 FirstWhoInit;
 	u8			 upload_fw;	/* If set, do a fw upload */
 	u8			 reload_fw;	/* Force a FW Reload on next reset */
-	u8			 NBShiftFactor;  /* NB Shift Factor based on Block Size (Facts)  */     
+	u8			 NBShiftFactor;  /* NB Shift Factor based on Block Size (Facts)  */
 	u8			 pad1[4];
 	int			 DoneCtx;
 	int			 TaskCtx;
 	int			 InternalCtx;
-	struct list_head	 list; 
+	struct list_head	 list;
 	struct net_device	*netdev;
+	struct list_head	 sas_topology;
 } MPT_ADAPTER;
 
 /*
@@ -964,6 +989,7 @@ extern void	 mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size);
 extern void	 mpt_free_fw_memory(MPT_ADAPTER *ioc);
 extern int	 mpt_findImVolumes(MPT_ADAPTER *ioc);
 extern int	 mpt_read_ioc_pg_3(MPT_ADAPTER *ioc);
+extern int	 mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
 
 /*
  *  Public data decl's...

drivers/message/fusion/mptctl.c

@@ -1326,7 +1326,7 @@ mptctl_gettargetinfo (unsigned long arg)
 		 */
 		if (hd && hd->Targets) {
 			mpt_findImVolumes(ioc);
-			pIoc2 = ioc->spi_data.pIocPg2;
+			pIoc2 = ioc->raid_data.pIocPg2;
 			for ( id = 0; id <= max_id; ) {
 				if ( pIoc2 && pIoc2->NumActiveVolumes ) {
 					if ( id == pIoc2->RaidVolume[0].VolumeID ) {
@@ -1348,7 +1348,7 @@ mptctl_gettargetinfo (unsigned long arg)
 						--maxWordsLeft;
 						goto next_id;
 					} else {
-						pIoc3 = ioc->spi_data.pIocPg3;
+						pIoc3 = ioc->raid_data.pIocPg3;
             					for ( jj = 0; jj < pIoc3->NumPhysDisks; jj++ ) {
                     					if ( pIoc3->PhysDisk[jj].PhysDiskID == id )
 								goto next_id;

drivers/message/fusion/mptfc.c

@@ -189,7 +189,7 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		printk(MYIOC_s_WARN_FMT
 			"Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n",
 			ioc->name, ioc);
-		return -ENODEV;
+		return 0;
 	}
 
 	sh = scsi_host_alloc(&mptfc_driver_template, sizeof(MPT_SCSI_HOST));

drivers/message/fusion/mptlan.c

@@ -312,7 +312,12 @@ static int
 mpt_lan_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
 {
 	struct net_device *dev = ioc->netdev;
-	struct mpt_lan_priv *priv = netdev_priv(dev);
+	struct mpt_lan_priv *priv;
+
+	if (dev == NULL)
+		return(1);
+	else
+		priv = netdev_priv(dev);
 
 	dlprintk((KERN_INFO MYNAM ": IOC %s_reset routed to LAN driver!\n",
 			reset_phase==MPT_IOC_SETUP_RESET ? "setup" : (

drivers/message/fusion/mptscsih.h

 /*
- *  linux/drivers/message/fusion/mptscsi.h
+ *  linux/drivers/message/fusion/mptscsih.h
  *      High performance SCSI / Fibre Channel SCSI Host device driver.
  *      For use with PCI chip/adapter(s):
  *          LSIFC9xx/LSI409xx Fibre Channel
@@ -53,8 +53,8 @@
  *	SCSI Public stuff...
  */
 
-#define MPT_SCSI_CMD_PER_DEV_HIGH	31
-#define MPT_SCSI_CMD_PER_DEV_LOW	7
+#define MPT_SCSI_CMD_PER_DEV_HIGH	64
+#define MPT_SCSI_CMD_PER_DEV_LOW	32
 
 #define MPT_SCSI_CMD_PER_LUN		7
 
@@ -77,6 +77,7 @@
 #define MPTSCSIH_MAX_WIDTH              1
 #define MPTSCSIH_MIN_SYNC               0x08
 #define MPTSCSIH_SAF_TE                 0
+#define MPTSCSIH_PT_CLEAR               0
 
 
 #endif

drivers/message/fusion/mptspi.c

@@ -199,7 +199,7 @@ mptspi_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		printk(MYIOC_s_WARN_FMT
 			"Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n",
 			ioc->name, ioc);
-		return -ENODEV;
+		return 0;
 	}
 
 	sh = scsi_host_alloc(&mptspi_driver_template, sizeof(MPT_SCSI_HOST));

drivers/s390/scsi/Makefile

@@ -3,7 +3,7 @@
 #
 
 zfcp-objs := zfcp_aux.o zfcp_ccw.o zfcp_scsi.o zfcp_erp.o zfcp_qdio.o \
-	     zfcp_fsf.o zfcp_sysfs_adapter.o zfcp_sysfs_port.o \
+	     zfcp_fsf.o zfcp_dbf.o zfcp_sysfs_adapter.o zfcp_sysfs_port.o \
 	     zfcp_sysfs_unit.o zfcp_sysfs_driver.o
 
 obj-$(CONFIG_ZFCP) += zfcp.o

drivers/s390/scsi/zfcp_aux.c

@@ -122,95 +122,6 @@ _zfcp_hex_dump(char *addr, int count)
 
 #define ZFCP_LOG_AREA			ZFCP_LOG_AREA_OTHER
 
-static inline int
-zfcp_fsf_req_is_scsi_cmnd(struct zfcp_fsf_req *fsf_req)
-{
-	return ((fsf_req->fsf_command == FSF_QTCB_FCP_CMND) &&
-		!(fsf_req->status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT));
-}
-
-void
-zfcp_cmd_dbf_event_fsf(const char *text, struct zfcp_fsf_req *fsf_req,
-		       void *add_data, int add_length)
-{
-	struct zfcp_adapter *adapter = fsf_req->adapter;
-	struct scsi_cmnd *scsi_cmnd;
-	int level = 3;
-	int i;
-	unsigned long flags;
-
-	spin_lock_irqsave(&adapter->dbf_lock, flags);
-	if (zfcp_fsf_req_is_scsi_cmnd(fsf_req)) {
-		scsi_cmnd = fsf_req->data.send_fcp_command_task.scsi_cmnd;
-		debug_text_event(adapter->cmd_dbf, level, "fsferror");
-		debug_text_event(adapter->cmd_dbf, level, text);
-		debug_event(adapter->cmd_dbf, level, &fsf_req,
-			    sizeof (unsigned long));
-		debug_event(adapter->cmd_dbf, level, &fsf_req->seq_no,
-			    sizeof (u32));
-		debug_event(adapter->cmd_dbf, level, &scsi_cmnd,
-			    sizeof (unsigned long));
-		debug_event(adapter->cmd_dbf, level, &scsi_cmnd->cmnd,
-			    min(ZFCP_CMD_DBF_LENGTH, (int)scsi_cmnd->cmd_len));
-		for (i = 0; i < add_length; i += ZFCP_CMD_DBF_LENGTH)
-			debug_event(adapter->cmd_dbf,
-				    level,
-				    (char *) add_data + i,
-				    min(ZFCP_CMD_DBF_LENGTH, add_length - i));
-	}
-	spin_unlock_irqrestore(&adapter->dbf_lock, flags);
-}
-
-/* XXX additionally log unit if available */
-/* ---> introduce new parameter for unit, see 2.4 code */
-void
-zfcp_cmd_dbf_event_scsi(const char *text, struct scsi_cmnd *scsi_cmnd)
-{
-	struct zfcp_adapter *adapter;
-	union zfcp_req_data *req_data;
-	struct zfcp_fsf_req *fsf_req;
-	int level = ((host_byte(scsi_cmnd->result) != 0) ? 1 : 5);
-	unsigned long flags;
-
-	adapter = (struct zfcp_adapter *) scsi_cmnd->device->host->hostdata[0];
-	req_data = (union zfcp_req_data *) scsi_cmnd->host_scribble;
-	fsf_req = (req_data ? req_data->send_fcp_command_task.fsf_req : NULL);
-	spin_lock_irqsave(&adapter->dbf_lock, flags);
-	debug_text_event(adapter->cmd_dbf, level, "hostbyte");
-	debug_text_event(adapter->cmd_dbf, level, text);
-	debug_event(adapter->cmd_dbf, level, &scsi_cmnd->result, sizeof (u32));
-	debug_event(adapter->cmd_dbf, level, &scsi_cmnd,
-		    sizeof (unsigned long));
-	debug_event(adapter->cmd_dbf, level, &scsi_cmnd->cmnd,
-		    min(ZFCP_CMD_DBF_LENGTH, (int)scsi_cmnd->cmd_len));
-	if (likely(fsf_req)) {
-		debug_event(adapter->cmd_dbf, level, &fsf_req,
-			    sizeof (unsigned long));
-		debug_event(adapter->cmd_dbf, level, &fsf_req->seq_no,
-			    sizeof (u32));
-	} else {
-		debug_text_event(adapter->cmd_dbf, level, "");
-		debug_text_event(adapter->cmd_dbf, level, "");
-	}
-	spin_unlock_irqrestore(&adapter->dbf_lock, flags);
-}
-
-void
-zfcp_in_els_dbf_event(struct zfcp_adapter *adapter, const char *text,
-		      struct fsf_status_read_buffer *status_buffer, int length)
-{
-	int level = 1;
-	int i;
-
-	debug_text_event(adapter->in_els_dbf, level, text);
-	debug_event(adapter->in_els_dbf, level, &status_buffer->d_id, 8);
-	for (i = 0; i < length; i += ZFCP_IN_ELS_DBF_LENGTH)
-		debug_event(adapter->in_els_dbf,
-			    level,
-			    (char *) status_buffer->payload + i,
-			    min(ZFCP_IN_ELS_DBF_LENGTH, length - i));
-}
-
 /**
  * zfcp_device_setup - setup function
  * @str: pointer to parameter string
@@ -1017,81 +928,6 @@ zfcp_free_low_mem_buffers(struct zfcp_adapter *adapter)
 		mempool_destroy(adapter->pool.data_gid_pn);
 }
 
-/**
- * zfcp_adapter_debug_register - registers debug feature for an adapter
- * @adapter: pointer to adapter for which debug features should be registered
- * return: -ENOMEM on error, 0 otherwise
- */
-int
-zfcp_adapter_debug_register(struct zfcp_adapter *adapter)
-{
-	char dbf_name[20];
-
-	/* debug feature area which records SCSI command failures (hostbyte) */
-	spin_lock_init(&adapter->dbf_lock);
-
-	sprintf(dbf_name, ZFCP_CMD_DBF_NAME "%s",
-		zfcp_get_busid_by_adapter(adapter));
-	adapter->cmd_dbf = debug_register(dbf_name, ZFCP_CMD_DBF_INDEX,
-					  ZFCP_CMD_DBF_AREAS,
-					  ZFCP_CMD_DBF_LENGTH);
-	debug_register_view(adapter->cmd_dbf, &debug_hex_ascii_view);
-	debug_set_level(adapter->cmd_dbf, ZFCP_CMD_DBF_LEVEL);
-
-	/* debug feature area which records SCSI command aborts */
-	sprintf(dbf_name, ZFCP_ABORT_DBF_NAME "%s",
-		zfcp_get_busid_by_adapter(adapter));
-	adapter->abort_dbf = debug_register(dbf_name, ZFCP_ABORT_DBF_INDEX,
-					    ZFCP_ABORT_DBF_AREAS,
-					    ZFCP_ABORT_DBF_LENGTH);
-	debug_register_view(adapter->abort_dbf, &debug_hex_ascii_view);
-	debug_set_level(adapter->abort_dbf, ZFCP_ABORT_DBF_LEVEL);
-
-	/* debug feature area which records incoming ELS commands */
-	sprintf(dbf_name, ZFCP_IN_ELS_DBF_NAME "%s",
-		zfcp_get_busid_by_adapter(adapter));
-	adapter->in_els_dbf = debug_register(dbf_name, ZFCP_IN_ELS_DBF_INDEX,
-					     ZFCP_IN_ELS_DBF_AREAS,
-					     ZFCP_IN_ELS_DBF_LENGTH);
-	debug_register_view(adapter->in_els_dbf, &debug_hex_ascii_view);
-	debug_set_level(adapter->in_els_dbf, ZFCP_IN_ELS_DBF_LEVEL);
-
-	/* debug feature area which records erp events */
-	sprintf(dbf_name, ZFCP_ERP_DBF_NAME "%s",
-		zfcp_get_busid_by_adapter(adapter));
-	adapter->erp_dbf = debug_register(dbf_name, ZFCP_ERP_DBF_INDEX,
-					  ZFCP_ERP_DBF_AREAS,
-					  ZFCP_ERP_DBF_LENGTH);
-	debug_register_view(adapter->erp_dbf, &debug_hex_ascii_view);
-	debug_set_level(adapter->erp_dbf, ZFCP_ERP_DBF_LEVEL);
-
-	if (!(adapter->cmd_dbf && adapter->abort_dbf &&
-	      adapter->in_els_dbf && adapter->erp_dbf)) {
-		zfcp_adapter_debug_unregister(adapter);
-		return -ENOMEM;
-	}
-
-	return 0;
-
-}
-
-/**
- * zfcp_adapter_debug_unregister - unregisters debug feature for an adapter
- * @adapter: pointer to adapter for which debug features should be unregistered
- */
-void
-zfcp_adapter_debug_unregister(struct zfcp_adapter *adapter)
-{
- 	debug_unregister(adapter->abort_dbf);
- 	debug_unregister(adapter->cmd_dbf);
- 	debug_unregister(adapter->erp_dbf);
- 	debug_unregister(adapter->in_els_dbf);
-	adapter->abort_dbf = NULL;
-	adapter->cmd_dbf = NULL;
-	adapter->erp_dbf = NULL;
-	adapter->in_els_dbf = NULL;
-}
-
 void
 zfcp_dummy_release(struct device *dev)
 {
@@ -1462,10 +1298,6 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter,
 	/* see FC-FS */
 	no_entries = (fcp_rscn_head->payload_len / 4);
 
-	zfcp_in_els_dbf_event(adapter, "##rscn", status_buffer,
-			      fcp_rscn_head->payload_len);
-
-	debug_text_event(adapter->erp_dbf, 1, "unsol_els_rscn:");
 	for (i = 1; i < no_entries; i++) {
 		/* skip head and start with 1st element */
 		fcp_rscn_element++;
@@ -1497,8 +1329,6 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter,
 			    (ZFCP_STATUS_PORT_DID_DID, &port->status)) {
 				ZFCP_LOG_INFO("incoming RSCN, trying to open "
 					      "port 0x%016Lx\n", port->wwpn);
-				debug_text_event(adapter->erp_dbf, 1,
-						 "unsol_els_rscnu:");
 				zfcp_erp_port_reopen(port,
 						     ZFCP_STATUS_COMMON_ERP_FAILED);
 				continue;
@@ -1524,8 +1354,6 @@ zfcp_fsf_incoming_els_rscn(struct zfcp_adapter *adapter,
 				 */
 				ZFCP_LOG_INFO("incoming RSCN, trying to open "
 					      "port 0x%016Lx\n", port->wwpn);
-				debug_text_event(adapter->erp_dbf, 1,
-						 "unsol_els_rscnk:");
 				zfcp_test_link(port);
 			}
 		}
@@ -1541,8 +1369,6 @@ zfcp_fsf_incoming_els_plogi(struct zfcp_adapter *adapter,
 	struct zfcp_port *port;
 	unsigned long flags;
 
-	zfcp_in_els_dbf_event(adapter, "##plogi", status_buffer, 28);
-
 	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))
@@ -1556,8 +1382,6 @@ zfcp_fsf_incoming_els_plogi(struct zfcp_adapter *adapter,
 			       status_buffer->d_id,
 			       zfcp_get_busid_by_adapter(adapter));
 	} else {
-		debug_text_event(adapter->erp_dbf, 1, "unsol_els_plogi:");
-		debug_event(adapter->erp_dbf, 1, &els_logi->nport_wwn, 8);
 		zfcp_erp_port_forced_reopen(port, 0);
 	}
 }
@@ -1570,8 +1394,6 @@ zfcp_fsf_incoming_els_logo(struct zfcp_adapter *adapter,
 	struct zfcp_port *port;
 	unsigned long flags;
 
-	zfcp_in_els_dbf_event(adapter, "##logo", status_buffer, 16);
-
 	read_lock_irqsave(&zfcp_data.config_lock, flags);
 	list_for_each_entry(port, &adapter->port_list_head, list) {
 		if (port->wwpn == els_logo->nport_wwpn)
@@ -1585,8 +1407,6 @@ zfcp_fsf_incoming_els_logo(struct zfcp_adapter *adapter,
 			       status_buffer->d_id,
 			       zfcp_get_busid_by_adapter(adapter));
 	} else {
-		debug_text_event(adapter->erp_dbf, 1, "unsol_els_logo:");
-		debug_event(adapter->erp_dbf, 1, &els_logo->nport_wwpn, 8);
 		zfcp_erp_port_forced_reopen(port, 0);
 	}
 }
@@ -1595,7 +1415,6 @@ static void
 zfcp_fsf_incoming_els_unknown(struct zfcp_adapter *adapter,
 			      struct fsf_status_read_buffer *status_buffer)
 {
-	zfcp_in_els_dbf_event(adapter, "##undef", status_buffer, 24);
 	ZFCP_LOG_NORMAL("warning: unknown incoming ELS 0x%08x "
 			"for adapter %s\n", *(u32 *) (status_buffer->payload),
 			zfcp_get_busid_by_adapter(adapter));
@@ -1609,10 +1428,11 @@ zfcp_fsf_incoming_els(struct zfcp_fsf_req *fsf_req)
 	u32 els_type;
 	struct zfcp_adapter *adapter;
 
-	status_buffer = fsf_req->data.status_read.buffer;
+	status_buffer = (struct fsf_status_read_buffer *) fsf_req->data;
 	els_type = *(u32 *) (status_buffer->payload);
 	adapter = fsf_req->adapter;
 
+	zfcp_san_dbf_event_incoming_els(fsf_req);
 	if (els_type == LS_PLOGI)
 		zfcp_fsf_incoming_els_plogi(adapter, status_buffer);
 	else if (els_type == LS_LOGO)

drivers/s390/scsi/zfcp_ccw.c

@@ -202,19 +202,9 @@ static int
 zfcp_ccw_set_offline(struct ccw_device *ccw_device)
 {
 	struct zfcp_adapter *adapter;
-	struct zfcp_port *port;
-	struct fc_rport *rport;
 
 	down(&zfcp_data.config_sema);
 	adapter = dev_get_drvdata(&ccw_device->dev);
-	/* might be racy, but we cannot take config_lock due to the fact that
-	   fc_remote_port_delete might sleep */
-	list_for_each_entry(port, &adapter->port_list_head, list)
-		if (port->rport) {
-			rport = port->rport;
-			port->rport = NULL;
-			fc_remote_port_delete(rport);
-		}
 	zfcp_erp_adapter_shutdown(adapter, 0);
 	zfcp_erp_wait(adapter);
 	zfcp_adapter_scsi_unregister(adapter);

drivers/s390/scsi/zfcp_ext.h

@@ -96,7 +96,8 @@ extern int  zfcp_fsf_open_unit(struct zfcp_erp_action *);
 extern int  zfcp_fsf_close_unit(struct zfcp_erp_action *);
 
 extern int  zfcp_fsf_exchange_config_data(struct zfcp_erp_action *);
-extern int  zfcp_fsf_exchange_port_data(struct zfcp_adapter *,
+extern int  zfcp_fsf_exchange_port_data(struct zfcp_erp_action *,
+					struct zfcp_adapter *,
 					struct fsf_qtcb_bottom_port *);
 extern int  zfcp_fsf_control_file(struct zfcp_adapter *, struct zfcp_fsf_req **,
 				  u32, u32, struct zfcp_sg_list *);
@@ -109,7 +110,6 @@ extern int zfcp_fsf_req_create(struct zfcp_adapter *, u32, int, mempool_t *,
 extern int zfcp_fsf_send_ct(struct zfcp_send_ct *, mempool_t *,
 			    struct zfcp_erp_action *);
 extern int zfcp_fsf_send_els(struct zfcp_send_els *);
-extern int  zfcp_fsf_req_wait_and_cleanup(struct zfcp_fsf_req *, int, u32 *);
 extern int  zfcp_fsf_send_fcp_command_task(struct zfcp_adapter *,
 					   struct zfcp_unit *,
 					   struct scsi_cmnd *,
@@ -182,9 +182,25 @@ extern void zfcp_erp_port_access_changed(struct zfcp_port *);
 extern void zfcp_erp_unit_access_changed(struct zfcp_unit *);
 
 /******************************** AUX ****************************************/
-extern void zfcp_cmd_dbf_event_fsf(const char *, struct zfcp_fsf_req *,
-				   void *, int);
-extern void zfcp_cmd_dbf_event_scsi(const char *, struct scsi_cmnd *);
-extern void zfcp_in_els_dbf_event(struct zfcp_adapter *, const char *,
-				  struct fsf_status_read_buffer *, int);
+extern void zfcp_hba_dbf_event_fsf_response(struct zfcp_fsf_req *);
+extern void zfcp_hba_dbf_event_fsf_unsol(const char *, struct zfcp_adapter *,
+					 struct fsf_status_read_buffer *);
+extern void zfcp_hba_dbf_event_qdio(struct zfcp_adapter *,
+				    unsigned int, unsigned int, unsigned int,
+				    int, int);
+
+extern void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *);
+extern void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *);
+extern void zfcp_san_dbf_event_els_request(struct zfcp_fsf_req *);
+extern void zfcp_san_dbf_event_els_response(struct zfcp_fsf_req *);
+extern void zfcp_san_dbf_event_incoming_els(struct zfcp_fsf_req *);
+
+extern void zfcp_scsi_dbf_event_result(const char *, int, struct zfcp_adapter *,
+				       struct scsi_cmnd *);
+extern void zfcp_scsi_dbf_event_abort(const char *, struct zfcp_adapter *,
+				      struct scsi_cmnd *,
+				      struct zfcp_fsf_req *);
+extern void zfcp_scsi_dbf_event_devreset(const char *, u8, struct zfcp_unit *,
+					 struct scsi_cmnd *);
+
 #endif	/* ZFCP_EXT_H */

drivers/scsi/aic7xxx/aic7xxx_osm.c

@@ -1109,15 +1109,6 @@ ahc_linux_register_host(struct ahc_softc *ahc, struct scsi_host_template *templa
 	return (0);
 }
 
-uint64_t
-ahc_linux_get_memsize(void)
-{
-	struct sysinfo si;
-
-	si_meminfo(&si);
-	return ((uint64_t)si.totalram << PAGE_SHIFT);
-}
-
 /*
  * Place the SCSI bus into a known state by either resetting it,
  * or forcing transfer negotiations on the next command to any

drivers/scsi/aic7xxx/aic7xxx_osm.h

@@ -494,8 +494,6 @@ ahc_insb(struct ahc_softc * ahc, long port, uint8_t *array, int count)
 int		ahc_linux_register_host(struct ahc_softc *,
 					struct scsi_host_template *);
 
-uint64_t	ahc_linux_get_memsize(void);
-
 /*************************** Pretty Printing **********************************/
 struct info_str {
 	char *buffer;

drivers/scsi/atp870u.h

@@ -54,8 +54,9 @@ struct atp_unit
 		unsigned long tran_len;
 		unsigned long last_len;
 		unsigned char *prd_pos;
-		unsigned char *prd_table;
-		dma_addr_t prdaddr;
+		unsigned char *prd_table;	/* Kernel address of PRD table */
+		dma_addr_t prd_bus;		/* Bus address of PRD */
+		dma_addr_t prdaddr;		/* Dynamically updated in driver */
 		struct scsi_cmnd *curr_req;
 	} id[2][16];
     	struct Scsi_Host *host;

drivers/scsi/fd_mcs.c

@@ -1360,3 +1360,5 @@ static Scsi_Host_Template driver_template = {
 	.use_clustering 		= DISABLE_CLUSTERING,
 };
 #include "scsi_module.c"
+
+MODULE_LICENSE("GPL");