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

drivers/scsi/3w-9xxx.c

@@ -60,6 +60,7 @@
                  Remove un-needed eh_abort handler.
                  Add support for embedded firmware error strings.
    2.26.02.003 - Correctly handle single sgl's with use_sg=1.
+   2.26.02.004 - Add support for 9550SX controllers.
 */
 
 #include <linux/module.h>
@@ -82,7 +83,7 @@
 #include "3w-9xxx.h"
 
 /* Globals */
-#define TW_DRIVER_VERSION "2.26.02.003"
+#define TW_DRIVER_VERSION "2.26.02.004"
 static TW_Device_Extension *twa_device_extension_list[TW_MAX_SLOT];
 static unsigned int twa_device_extension_count;
 static int twa_major = -1;
@@ -892,11 +893,6 @@ static int twa_decode_bits(TW_Device_Extension *tw_dev, u32 status_reg_value)
 		writel(TW_CONTROL_CLEAR_QUEUE_ERROR, TW_CONTROL_REG_ADDR(tw_dev));
 	}
 
-	if (status_reg_value & TW_STATUS_SBUF_WRITE_ERROR) {
-		TW_PRINTK(tw_dev->host, TW_DRIVER, 0xf, "SBUF Write Error: clearing");
-		writel(TW_CONTROL_CLEAR_SBUF_WRITE_ERROR, TW_CONTROL_REG_ADDR(tw_dev));
-	}
-
 	if (status_reg_value & TW_STATUS_MICROCONTROLLER_ERROR) {
 		if (tw_dev->reset_print == 0) {
 			TW_PRINTK(tw_dev->host, TW_DRIVER, 0x10, "Microcontroller Error: clearing");
@@ -930,6 +926,36 @@ static int twa_empty_response_queue(TW_Device_Extension *tw_dev)
 	return retval;
 } /* End twa_empty_response_queue() */
 
+/* This function will clear the pchip/response queue on 9550SX */
+static int twa_empty_response_queue_large(TW_Device_Extension *tw_dev)
+{
+	u32 status_reg_value, response_que_value;
+	int count = 0, retval = 1;
+
+	if (tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9550SX) {
+		status_reg_value = readl(TW_STATUS_REG_ADDR(tw_dev));
+
+		while (((status_reg_value & TW_STATUS_RESPONSE_QUEUE_EMPTY) == 0) && (count < TW_MAX_RESPONSE_DRAIN)) {
+			response_que_value = readl(TW_RESPONSE_QUEUE_REG_ADDR_LARGE(tw_dev));
+			if ((response_que_value & TW_9550SX_DRAIN_COMPLETED) == TW_9550SX_DRAIN_COMPLETED) {
+				/* P-chip settle time */
+				msleep(500);
+				retval = 0;
+				goto out;
+			}
+			status_reg_value = readl(TW_STATUS_REG_ADDR(tw_dev));
+			count++;
+		}
+		if (count == TW_MAX_RESPONSE_DRAIN)
+			goto out;
+		
+		retval = 0;
+	} else
+		retval = 0;
+out:
+	return retval;
+} /* End twa_empty_response_queue_large() */
+
 /* This function passes sense keys from firmware to scsi layer */
 static int twa_fill_sense(TW_Device_Extension *tw_dev, int request_id, int copy_sense, int print_host)
 {
@@ -1613,8 +1639,16 @@ static int twa_reset_sequence(TW_Device_Extension *tw_dev, int soft_reset)
 	int tries = 0, retval = 1, flashed = 0, do_soft_reset = soft_reset;
 
 	while (tries < TW_MAX_RESET_TRIES) {
-		if (do_soft_reset)
+		if (do_soft_reset) {
 			TW_SOFT_RESET(tw_dev);
+			/* Clear pchip/response queue on 9550SX */
+			if (twa_empty_response_queue_large(tw_dev)) {
+				TW_PRINTK(tw_dev->host, TW_DRIVER, 0x36, "Response queue (large) empty failed during reset sequence");
+				do_soft_reset = 1;
+				tries++;
+				continue;
+			}
+		}
 
 		/* Make sure controller is in a good state */
 		if (twa_poll_status(tw_dev, TW_STATUS_MICROCONTROLLER_READY | (do_soft_reset == 1 ? TW_STATUS_ATTENTION_INTERRUPT : 0), 60)) {
@@ -2034,7 +2068,10 @@ static int __devinit twa_probe(struct pci_dev *pdev, const struct pci_device_id
 		goto out_free_device_extension;
 	}
 
-	mem_addr = pci_resource_start(pdev, 1);
+	if (pdev->device == PCI_DEVICE_ID_3WARE_9000)
+		mem_addr = pci_resource_start(pdev, 1);
+	else
+		mem_addr = pci_resource_start(pdev, 2);
 
 	/* Save base address */
 	tw_dev->base_addr = ioremap(mem_addr, PAGE_SIZE);
@@ -2148,6 +2185,8 @@ static void twa_remove(struct pci_dev *pdev)
 static struct pci_device_id twa_pci_tbl[] __devinitdata = {
 	{ PCI_VENDOR_ID_3WARE, PCI_DEVICE_ID_3WARE_9000,
 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+	{ PCI_VENDOR_ID_3WARE, PCI_DEVICE_ID_3WARE_9550SX,
+	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
 	{ }
 };
 MODULE_DEVICE_TABLE(pci, twa_pci_tbl);

drivers/scsi/3w-9xxx.h

@@ -267,7 +267,6 @@ static twa_message_type twa_error_table[] = {
 #define TW_CONTROL_CLEAR_PARITY_ERROR          0x00800000
 #define TW_CONTROL_CLEAR_QUEUE_ERROR           0x00400000
 #define TW_CONTROL_CLEAR_PCI_ABORT             0x00100000
-#define TW_CONTROL_CLEAR_SBUF_WRITE_ERROR      0x00000008
 
 /* Status register bit definitions */
 #define TW_STATUS_MAJOR_VERSION_MASK	       0xF0000000
@@ -285,9 +284,8 @@ static twa_message_type twa_error_table[] = {
 #define TW_STATUS_MICROCONTROLLER_READY	       0x00002000
 #define TW_STATUS_COMMAND_QUEUE_EMPTY	       0x00001000
 #define TW_STATUS_EXPECTED_BITS		       0x00002000
-#define TW_STATUS_UNEXPECTED_BITS	       0x00F00008
-#define TW_STATUS_SBUF_WRITE_ERROR             0x00000008
-#define TW_STATUS_VALID_INTERRUPT              0x00DF0008
+#define TW_STATUS_UNEXPECTED_BITS	       0x00F00000
+#define TW_STATUS_VALID_INTERRUPT              0x00DF0000
 
 /* RESPONSE QUEUE BIT DEFINITIONS */
 #define TW_RESPONSE_ID_MASK		       0x00000FF0
@@ -324,9 +322,9 @@ static twa_message_type twa_error_table[] = {
 
 /* Compatibility defines */
 #define TW_9000_ARCH_ID 0x5
-#define TW_CURRENT_DRIVER_SRL 28
-#define TW_CURRENT_DRIVER_BUILD 9
-#define TW_CURRENT_DRIVER_BRANCH 4
+#define TW_CURRENT_DRIVER_SRL 30
+#define TW_CURRENT_DRIVER_BUILD 80
+#define TW_CURRENT_DRIVER_BRANCH 0
 
 /* Phase defines */
 #define TW_PHASE_INITIAL 0
@@ -334,6 +332,7 @@ static twa_message_type twa_error_table[] = {
 #define TW_PHASE_SGLIST  2
 
 /* Misc defines */
+#define TW_9550SX_DRAIN_COMPLETED	      0xFFFF
 #define TW_SECTOR_SIZE                        512
 #define TW_ALIGNMENT_9000                     4  /* 4 bytes */
 #define TW_ALIGNMENT_9000_SGL                 0x3
@@ -417,6 +416,9 @@ static twa_message_type twa_error_table[] = {
 #ifndef PCI_DEVICE_ID_3WARE_9000
 #define PCI_DEVICE_ID_3WARE_9000 0x1002
 #endif
+#ifndef PCI_DEVICE_ID_3WARE_9550SX
+#define PCI_DEVICE_ID_3WARE_9550SX 0x1003
+#endif
 
 /* Bitmask macros to eliminate bitfields */
 
@@ -443,6 +445,7 @@ static twa_message_type twa_error_table[] = {
 #define TW_STATUS_REG_ADDR(x) ((unsigned char __iomem *)x->base_addr + 0x4)
 #define TW_COMMAND_QUEUE_REG_ADDR(x) (sizeof(dma_addr_t) > 4 ? ((unsigned char __iomem *)x->base_addr + 0x20) : ((unsigned char __iomem *)x->base_addr + 0x8))
 #define TW_RESPONSE_QUEUE_REG_ADDR(x) ((unsigned char __iomem *)x->base_addr + 0xC)
+#define TW_RESPONSE_QUEUE_REG_ADDR_LARGE(x) ((unsigned char __iomem *)x->base_addr + 0x30)
 #define TW_CLEAR_ALL_INTERRUPTS(x) (writel(TW_STATUS_VALID_INTERRUPT, TW_CONTROL_REG_ADDR(x)))
 #define TW_CLEAR_ATTENTION_INTERRUPT(x) (writel(TW_CONTROL_CLEAR_ATTENTION_INTERRUPT, TW_CONTROL_REG_ADDR(x)))
 #define TW_CLEAR_HOST_INTERRUPT(x) (writel(TW_CONTROL_CLEAR_HOST_INTERRUPT, TW_CONTROL_REG_ADDR(x)))

drivers/scsi/Makefile

@@ -99,6 +99,7 @@ obj-$(CONFIG_SCSI_DC395x)	+= dc395x.o
 obj-$(CONFIG_SCSI_DC390T)	+= tmscsim.o
 obj-$(CONFIG_MEGARAID_LEGACY)	+= megaraid.o
 obj-$(CONFIG_MEGARAID_NEWGEN)	+= megaraid/
+obj-$(CONFIG_MEGARAID_SAS)	+= megaraid/
 obj-$(CONFIG_SCSI_ACARD)	+= atp870u.o
 obj-$(CONFIG_SCSI_SUNESP)	+= esp.o
 obj-$(CONFIG_SCSI_GDTH)		+= gdth.o

drivers/scsi/aacraid/aacraid.h

 #if (!defined(dprintk))
 # define dprintk(x)
 #endif
+/* eg: if (nblank(dprintk(x))) */
+#define _nblank(x) #x
+#define nblank(x) _nblank(x)[0]
+
 
 /*------------------------------------------------------------------------------
  *              D E F I N E S
@@ -302,7 +306,6 @@ enum aac_queue_types {
  */
 
 #define		FsaNormal	1
-#define		FsaHigh		2
 
 /*
  * Define the FIB. The FIB is the where all the requested data and
@@ -546,8 +549,6 @@ struct aac_queue {
                   /* This is only valid for adapter to host command queues. */ 
 	spinlock_t	 	*lock;		/* Spinlock for this queue must take this lock before accessing the lock */
 	spinlock_t		lockdata;	/* Actual lock (used only on one side of the lock) */
-	unsigned long		SavedIrql;     	/* Previous IRQL when the spin lock is taken */
-	u32			padding;	/* Padding - FIXME - can remove I believe */
 	struct list_head 	cmdq;	   	/* A queue of FIBs which need to be prcessed by the FS thread. This is */
                                 		/* only valid for command queues which receive entries from the adapter. */
 	struct list_head	pendingq;	/* A queue of outstanding fib's to the adapter. */
@@ -776,7 +777,9 @@ struct fsa_dev_info {
 	u64		last;
 	u64		size;
 	u32		type;
+	u32		config_waiting_on;
 	u16		queue_depth;
+	u8		config_needed;
 	u8		valid;
 	u8		ro;
 	u8		locked;
@@ -1012,6 +1015,7 @@ struct aac_dev
 	/* macro side-effects BEWARE */
 #	define			raw_io_interface \
 	  init->InitStructRevision==cpu_to_le32(ADAPTER_INIT_STRUCT_REVISION_4)
+	u8			raw_io_64;
 	u8			printf_enabled;
 };
 
@@ -1362,8 +1366,10 @@ struct aac_srb_reply
 #define		VM_CtBlockVerify64	18
 #define		VM_CtHostRead64		19
 #define		VM_CtHostWrite64	20
+#define		VM_DrvErrTblLog		21
+#define		VM_NameServe64		22
 
-#define		MAX_VMCOMMAND_NUM	21	/* used for sizing stats array - leave last */
+#define		MAX_VMCOMMAND_NUM	23	/* used for sizing stats array - leave last */
 
 /*
  *	Descriptive information (eg, vital stats)
@@ -1472,6 +1478,7 @@ struct aac_mntent {
 						   manager (eg, filesystem) */
 	__le32			altoid;		/* != oid <==> snapshot or 
 						   broken mirror exists */
+	__le32			capacityhigh;
 };
 
 #define FSCS_NOTCLEAN	0x0001  /* fsck is neccessary before mounting */
@@ -1707,6 +1714,7 @@ extern struct aac_common aac_config;
 #define		AifCmdJobProgress	2	/* Progress report */
 #define			AifJobCtrZero	101	/* Array Zero progress */
 #define			AifJobStsSuccess 1	/* Job completes */
+#define			AifJobStsRunning 102	/* Job running */
 #define		AifCmdAPIReport		3	/* Report from other user of API */
 #define		AifCmdDriverNotify	4	/* Notify host driver of event */
 #define			AifDenMorphComplete 200	/* A morph operation completed */
@@ -1777,6 +1785,7 @@ int fib_adapter_complete(struct fib * fibptr, unsigned short size);
 struct aac_driver_ident* aac_get_driver_ident(int devtype);
 int aac_get_adapter_info(struct aac_dev* dev);
 int aac_send_shutdown(struct aac_dev *dev);
+int probe_container(struct aac_dev *dev, int cid);
 extern int numacb;
 extern int acbsize;
 extern char aac_driver_version[];

drivers/scsi/aacraid/comminit.c

@@ -195,7 +195,7 @@ int aac_send_shutdown(struct aac_dev * dev)
 			  fibctx,
 			  sizeof(struct aac_close),
 			  FsaNormal,
-			  1, 1,
+			  -2 /* Timeout silently */, 1,
 			  NULL, NULL);
 
 	if (status == 0)
@@ -313,8 +313,15 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev)
 	dev->max_fib_size = sizeof(struct hw_fib);
 	dev->sg_tablesize = host->sg_tablesize = (dev->max_fib_size
 		- sizeof(struct aac_fibhdr)
-		- sizeof(struct aac_write) + sizeof(struct sgmap))
-			/ sizeof(struct sgmap);
+		- sizeof(struct aac_write) + sizeof(struct sgentry))
+			/ sizeof(struct sgentry);
+	dev->raw_io_64 = 0;
+	if ((!aac_adapter_sync_cmd(dev, GET_ADAPTER_PROPERTIES,
+		0, 0, 0, 0, 0, 0, status+0, status+1, status+2, NULL, NULL)) &&
+	 		(status[0] == 0x00000001)) {
+		if (status[1] & AAC_OPT_NEW_COMM_64)
+			dev->raw_io_64 = 1;
+	}
 	if ((!aac_adapter_sync_cmd(dev, GET_COMM_PREFERRED_SETTINGS,
 	  0, 0, 0, 0, 0, 0,
 	  status+0, status+1, status+2, status+3, status+4))
@@ -342,8 +349,8 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev)
 			dev->max_fib_size = 512;
 			dev->sg_tablesize = host->sg_tablesize
 			  = (512 - sizeof(struct aac_fibhdr)
-			    - sizeof(struct aac_write) + sizeof(struct sgmap))
-			     / sizeof(struct sgmap);
+			    - sizeof(struct aac_write) + sizeof(struct sgentry))
+			     / sizeof(struct sgentry);
 			host->can_queue = AAC_NUM_IO_FIB;
 		} else if (acbsize == 2048) {
 			host->max_sectors = 512;

drivers/scsi/aacraid/linit.c

@@ -748,7 +748,8 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
 		unique_id++;
 	}
 
-	if (pci_enable_device(pdev))
+	error = pci_enable_device(pdev);
+	if (error)
 		goto out;
 
 	if (pci_set_dma_mask(pdev, 0xFFFFFFFFULL) || 
@@ -772,6 +773,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
 	shost->irq = pdev->irq;
 	shost->base = pci_resource_start(pdev, 0);
 	shost->unique_id = unique_id;
+	shost->max_cmd_len = 16;
 
 	aac = (struct aac_dev *)shost->hostdata;
 	aac->scsi_host_ptr = shost;	
@@ -799,7 +801,9 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
 			goto out_free_fibs;
 
 	aac->maximum_num_channels = aac_drivers[index].channels;
-	aac_get_adapter_info(aac);
+	error = aac_get_adapter_info(aac);
+	if (error < 0)
+		goto out_deinit;
 
 	/*
  	 * Lets override negotiations and drop the maximum SG limit to 34
@@ -927,8 +931,8 @@ static int __init aac_init(void)
 	printk(KERN_INFO "Adaptec %s driver (%s)\n",
 	  AAC_DRIVERNAME, aac_driver_version);
 
-	error = pci_module_init(&aac_pci_driver);
-	if (error)
+	error = pci_register_driver(&aac_pci_driver);
+	if (error < 0)
 		return error;
 
 	aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops);

drivers/scsi/aic7xxx/aic7770_osm.c

@@ -112,6 +112,9 @@ aic7770_remove(struct device *dev)
 	struct ahc_softc *ahc = dev_get_drvdata(dev);
 	u_long s;
 
+	if (ahc->platform_data && ahc->platform_data->host)
+			scsi_remove_host(ahc->platform_data->host);
+
 	ahc_lock(ahc, &s);
 	ahc_intr_enable(ahc, FALSE);
 	ahc_unlock(ahc, &s);

drivers/scsi/aic7xxx/aic79xx_osm.c

@@ -1192,11 +1192,6 @@ ahd_platform_free(struct ahd_softc *ahd)
 	int i, j;
 
 	if (ahd->platform_data != NULL) {
-		if (ahd->platform_data->host != NULL) {
-			scsi_remove_host(ahd->platform_data->host);
-			scsi_host_put(ahd->platform_data->host);
-		}
-
 		/* destroy all of the device and target objects */
 		for (i = 0; i < AHD_NUM_TARGETS; i++) {
 			starget = ahd->platform_data->starget[i];
@@ -1226,6 +1221,9 @@ ahd_platform_free(struct ahd_softc *ahd)
 			release_mem_region(ahd->platform_data->mem_busaddr,
 					   0x1000);
 		}
+		if (ahd->platform_data->host)
+			scsi_host_put(ahd->platform_data->host);
+
 		free(ahd->platform_data, M_DEVBUF);
 	}
 }

drivers/scsi/aic7xxx/aic79xx_osm_pci.c

@@ -95,6 +95,9 @@ ahd_linux_pci_dev_remove(struct pci_dev *pdev)
 	struct ahd_softc *ahd = pci_get_drvdata(pdev);
 	u_long s;
 
+	if (ahd->platform_data && ahd->platform_data->host)
+			scsi_remove_host(ahd->platform_data->host);
+
 	ahd_lock(ahd, &s);
 	ahd_intr_enable(ahd, FALSE);
 	ahd_unlock(ahd, &s);

drivers/scsi/aic7xxx/aic7xxx_osm.c

@@ -1209,11 +1209,6 @@ ahc_platform_free(struct ahc_softc *ahc)
 	int i, j;
 
 	if (ahc->platform_data != NULL) {
-		if (ahc->platform_data->host != NULL) {
-			scsi_remove_host(ahc->platform_data->host);
-			scsi_host_put(ahc->platform_data->host);
-		}
-
 		/* destroy all of the device and target objects */
 		for (i = 0; i < AHC_NUM_TARGETS; i++) {
 			starget = ahc->platform_data->starget[i];
@@ -1242,6 +1237,9 @@ ahc_platform_free(struct ahc_softc *ahc)
 					   0x1000);
 		}
 
+		if (ahc->platform_data->host)
+			scsi_host_put(ahc->platform_data->host);
+
 		free(ahc->platform_data, M_DEVBUF);
 	}
 }

drivers/scsi/aic7xxx/aic7xxx_osm_pci.c

@@ -143,6 +143,9 @@ ahc_linux_pci_dev_remove(struct pci_dev *pdev)
 	struct ahc_softc *ahc = pci_get_drvdata(pdev);
 	u_long s;
 
+	if (ahc->platform_data && ahc->platform_data->host)
+			scsi_remove_host(ahc->platform_data->host);
+
 	ahc_lock(ahc, &s);
 	ahc_intr_enable(ahc, FALSE);
 	ahc_unlock(ahc, &s);

drivers/scsi/hosts.c

@@ -176,6 +176,7 @@ void scsi_remove_host(struct Scsi_Host *shost)
 	transport_unregister_device(&shost->shost_gendev);
 	class_device_unregister(&shost->shost_classdev);
 	device_del(&shost->shost_gendev);
+	scsi_proc_hostdir_rm(shost->hostt);
 }
 EXPORT_SYMBOL(scsi_remove_host);
 
@@ -262,7 +263,6 @@ static void scsi_host_dev_release(struct device *dev)
 	if (shost->work_q)
 		destroy_workqueue(shost->work_q);
 
-	scsi_proc_hostdir_rm(shost->hostt);
 	scsi_destroy_command_freelist(shost);
 	kfree(shost->shost_data);
 

drivers/scsi/lpfc/lpfc_attr.c

@@ -973,10 +973,10 @@ lpfc_get_host_fabric_name (struct Scsi_Host *shost)
 	if ((phba->fc_flag & FC_FABRIC) ||
 	    ((phba->fc_topology == TOPOLOGY_LOOP) &&
 	     (phba->fc_flag & FC_PUBLIC_LOOP)))
-		node_name = wwn_to_u64(phba->fc_fabparam.nodeName.wwn);
+		node_name = wwn_to_u64(phba->fc_fabparam.nodeName.u.wwn);
 	else
 		/* fabric is local port if there is no F/FL_Port */
-		node_name = wwn_to_u64(phba->fc_nodename.wwn);
+		node_name = wwn_to_u64(phba->fc_nodename.u.wwn);
 
 	spin_unlock_irq(shost->host_lock);
 
@@ -1110,7 +1110,7 @@ lpfc_get_starget_node_name(struct scsi_target *starget)
 	/* Search the mapped list for this target ID */
 	list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) {
 		if (starget->id == ndlp->nlp_sid) {
-			node_name = wwn_to_u64(ndlp->nlp_nodename.wwn);
+			node_name = wwn_to_u64(ndlp->nlp_nodename.u.wwn);
 			break;
 		}
 	}
@@ -1131,7 +1131,7 @@ lpfc_get_starget_port_name(struct scsi_target *starget)
 	/* Search the mapped list for this target ID */
 	list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) {
 		if (starget->id == ndlp->nlp_sid) {
-			port_name = wwn_to_u64(ndlp->nlp_portname.wwn);
+			port_name = wwn_to_u64(ndlp->nlp_portname.u.wwn);
 			break;
 		}
 	}

drivers/scsi/lpfc/lpfc_hbadisc.c

@@ -1019,8 +1019,8 @@ lpfc_register_remote_port(struct lpfc_hba * phba,
 	struct fc_rport_identifiers rport_ids;
 
 	/* Remote port has reappeared. Re-register w/ FC transport */
-	rport_ids.node_name = wwn_to_u64(ndlp->nlp_nodename.wwn);
-	rport_ids.port_name = wwn_to_u64(ndlp->nlp_portname.wwn);
+	rport_ids.node_name = wwn_to_u64(ndlp->nlp_nodename.u.wwn);
+	rport_ids.port_name = wwn_to_u64(ndlp->nlp_portname.u.wwn);
 	rport_ids.port_id = ndlp->nlp_DID;
 	rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
 	if (ndlp->nlp_type & NLP_FCP_TARGET)

drivers/scsi/lpfc/lpfc_hw.h

@@ -280,9 +280,9 @@ struct lpfc_name {
 #define NAME_CCITT_GR_TYPE  0xE
 			uint8_t IEEEextLsb;	/* FC Word 0, bit 16:23, IEEE extended Lsb */
 			uint8_t IEEE[6];	/* FC IEEE address */
-		};
+		} s;
 		uint8_t wwn[8];
-	};
+	} u;
 };
 
 struct csp {

drivers/scsi/lpfc/lpfc_init.c

@@ -285,7 +285,7 @@ lpfc_config_port_post(struct lpfc_hba * phba)
 	if (phba->SerialNumber[0] == 0) {
 		uint8_t *outptr;
 
-		outptr = (uint8_t *) & phba->fc_nodename.IEEE[0];
+		outptr = &phba->fc_nodename.u.s.IEEE[0];
 		for (i = 0; i < 12; i++) {
 			status = *outptr++;
 			j = ((status & 0xf0) >> 4);
@@ -1523,8 +1523,8 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
 	 * Must done after lpfc_sli_hba_setup()
 	 */
 
-	fc_host_node_name(host) = wwn_to_u64(phba->fc_nodename.wwn);
-	fc_host_port_name(host) = wwn_to_u64(phba->fc_portname.wwn);
+	fc_host_node_name(host) = wwn_to_u64(phba->fc_nodename.u.wwn);
+	fc_host_port_name(host) = wwn_to_u64(phba->fc_portname.u.wwn);
 	fc_host_supported_classes(host) = FC_COS_CLASS3;
 
 	memset(fc_host_supported_fc4s(host), 0,

drivers/scsi/megaraid.c

@@ -621,8 +621,6 @@ mega_build_cmd(adapter_t *adapter, Scsi_Cmnd *cmd, int *busy)
 	if(islogical) {
 		switch (cmd->cmnd[0]) {
 		case TEST_UNIT_READY:
-			memset(cmd->request_buffer, 0, cmd->request_bufflen);
-
 #if MEGA_HAVE_CLUSTERING
 			/*
 			 * Do we support clustering and is the support enabled
@@ -652,11 +650,28 @@ mega_build_cmd(adapter_t *adapter, Scsi_Cmnd *cmd, int *busy)
 			return NULL;
 #endif
 
-		case MODE_SENSE:
+		case MODE_SENSE: {
+			char *buf;
+
+			if (cmd->use_sg) {
+				struct scatterlist *sg;
+
+				sg = (struct scatterlist *)cmd->request_buffer;
+				buf = kmap_atomic(sg->page, KM_IRQ0) +
+					sg->offset;
+			} else
+				buf = cmd->request_buffer;
 			memset(cmd->request_buffer, 0, cmd->cmnd[4]);
+			if (cmd->use_sg) {
+				struct scatterlist *sg;
+
+				sg = (struct scatterlist *)cmd->request_buffer;
+				kunmap_atomic(buf - sg->offset, KM_IRQ0);
+			}
 			cmd->result = (DID_OK << 16);
 			cmd->scsi_done(cmd);
 			return NULL;
+		}
 
 		case READ_CAPACITY:
 		case INQUIRY:
@@ -1685,14 +1700,23 @@ mega_rundoneq (adapter_t *adapter)
 static void
 mega_free_scb(adapter_t *adapter, scb_t *scb)
 {
+	unsigned long length;
+
 	switch( scb->dma_type ) {
 
 	case MEGA_DMA_TYPE_NONE:
 		break;
 
 	case MEGA_BULK_DATA:
+		if (scb->cmd->use_sg == 0)
+			length = scb->cmd->request_bufflen;
+		else {
+			struct scatterlist *sgl =
+				(struct scatterlist *)scb->cmd->request_buffer;
+			length = sgl->length;
+		}
 		pci_unmap_page(adapter->dev, scb->dma_h_bulkdata,
-			scb->cmd->request_bufflen, scb->dma_direction);
+			       length, scb->dma_direction);
 		break;
 
 	case MEGA_SGLIST:
@@ -1741,6 +1765,7 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
 	struct scatterlist	*sgl;
 	struct page	*page;
 	unsigned long	offset;
+	unsigned int	length;
 	Scsi_Cmnd	*cmd;
 	int	sgcnt;
 	int	idx;
@@ -1748,14 +1773,23 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
 	cmd = scb->cmd;
 
 	/* Scatter-gather not used */
-	if( !cmd->use_sg ) {
-
-		page = virt_to_page(cmd->request_buffer);
-		offset = offset_in_page(cmd->request_buffer);
+	if( cmd->use_sg == 0 || (cmd->use_sg == 1 && 
+				 !adapter->has_64bit_addr)) {
+
+		if (cmd->use_sg == 0) {
+			page = virt_to_page(cmd->request_buffer);
+			offset = offset_in_page(cmd->request_buffer);
+			length = cmd->request_bufflen;
+		} else {
+			sgl = (struct scatterlist *)cmd->request_buffer;
+			page = sgl->page;
+			offset = sgl->offset;
+			length = sgl->length;
+		}
 
 		scb->dma_h_bulkdata = pci_map_page(adapter->dev,
 						  page, offset,
-						  cmd->request_bufflen,
+						  length,
 						  scb->dma_direction);
 		scb->dma_type = MEGA_BULK_DATA;
 
@@ -1765,14 +1799,14 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
 		 */
 		if( adapter->has_64bit_addr ) {
 			scb->sgl64[0].address = scb->dma_h_bulkdata;
-			scb->sgl64[0].length = cmd->request_bufflen;
+			scb->sgl64[0].length = length;
 			*buf = (u32)scb->sgl_dma_addr;
-			*len = (u32)cmd->request_bufflen;
+			*len = (u32)length;
 			return 1;
 		}
 		else {
 			*buf = (u32)scb->dma_h_bulkdata;
-			*len = (u32)cmd->request_bufflen;
+			*len = (u32)length;
 		}
 		return 0;
 	}
@@ -1791,27 +1825,23 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
 
 	if( sgcnt > adapter->sglen ) BUG();
 
+	*len = 0;
+
 	for( idx = 0; idx < sgcnt; idx++, sgl++ ) {
 
 		if( adapter->has_64bit_addr ) {
 			scb->sgl64[idx].address = sg_dma_address(sgl);
-			scb->sgl64[idx].length = sg_dma_len(sgl);
+			*len += scb->sgl64[idx].length = sg_dma_len(sgl);
 		}
 		else {
 			scb->sgl[idx].address = sg_dma_address(sgl);
-			scb->sgl[idx].length = sg_dma_len(sgl);
+			*len += scb->sgl[idx].length = sg_dma_len(sgl);
 		}
 	}
 
 	/* Reset pointer and length fields */
 	*buf = scb->sgl_dma_addr;
 
-	/*
-	 * For passthru command, dataxferlen must be set, even for commands
-	 * with a sg list
-	 */
-	*len = (u32)cmd->request_bufflen;
-
 	/* Return count of SG requests */
 	return sgcnt;
 }

drivers/scsi/megaraid/Kconfig.megaraid

@@ -76,3 +76,12 @@ config MEGARAID_LEGACY
 	To compile this driver as a module, choose M here: the
 	module will be called megaraid
 endif
+
+config MEGARAID_SAS
+	tristate "LSI Logic MegaRAID SAS RAID Module"
+	depends on PCI && SCSI
+	help
+	Module for LSI Logic's SAS based RAID controllers.
+	To compile this driver as a module, choose 'm' here.
+	Module will be called megaraid_sas
+

drivers/scsi/megaraid/Makefile

 obj-$(CONFIG_MEGARAID_MM)	+= megaraid_mm.o
 obj-$(CONFIG_MEGARAID_MAILBOX)	+= megaraid_mbox.o
+obj-$(CONFIG_MEGARAID_SAS)	+= megaraid_sas.o

drivers/scsi/qla2xxx/qla_rscn.c

@@ -330,6 +330,8 @@ qla2x00_update_login_fcport(scsi_qla_host_t *ha, struct mbx_entry *mbxstat,
 	fcport->flags &= ~FCF_FAILOVER_NEEDED;
 	fcport->iodesc_idx_sent = IODESC_INVALID_INDEX;
 	atomic_set(&fcport->state, FCS_ONLINE);
+	if (fcport->rport)
+		fc_remote_port_unblock(fcport->rport);
 }
 
 

drivers/scsi/scsi_scan.c

@@ -587,6 +587,7 @@ static int scsi_probe_lun(struct scsi_device *sdev, char *inq_result,
 	if (sdev->scsi_level >= 2 ||
 	    (sdev->scsi_level == 1 && (inq_result[3] & 0x0f) == 1))
 		sdev->scsi_level++;
+	sdev->sdev_target->scsi_level = sdev->scsi_level;
 
 	return 0;
 }
@@ -771,6 +772,15 @@ static int scsi_add_lun(struct scsi_device *sdev, char *inq_result, int *bflags)
 	return SCSI_SCAN_LUN_PRESENT;
 }
 
+static inline void scsi_destroy_sdev(struct scsi_device *sdev)
+{
+	if (sdev->host->hostt->slave_destroy)
+		sdev->host->hostt->slave_destroy(sdev);
+	transport_destroy_device(&sdev->sdev_gendev);
+	put_device(&sdev->sdev_gendev);
+}
+
+
 /**
  * scsi_probe_and_add_lun - probe a LUN, if a LUN is found add it
  * @starget:	pointer to target device structure
@@ -803,9 +813,9 @@ static int scsi_probe_and_add_lun(struct scsi_target *starget,
 	 * The rescan flag is used as an optimization, the first scan of a
 	 * host adapter calls into here with rescan == 0.
 	 */
-	if (rescan) {
-		sdev = scsi_device_lookup_by_target(starget, lun);
-		if (sdev) {
+	sdev = scsi_device_lookup_by_target(starget, lun);
+	if (sdev) {
+		if (rescan || sdev->sdev_state != SDEV_CREATED) {
 			SCSI_LOG_SCAN_BUS(3, printk(KERN_INFO
 				"scsi scan: device exists on %s\n",
 				sdev->sdev_gendev.bus_id));
@@ -820,9 +830,9 @@ static int scsi_probe_and_add_lun(struct scsi_target *starget,
 								 sdev->model);
 			return SCSI_SCAN_LUN_PRESENT;
 		}
-	}
-
-	sdev = scsi_alloc_sdev(starget, lun, hostdata);
+		scsi_device_put(sdev);
+	} else
+		sdev = scsi_alloc_sdev(starget, lun, hostdata);
 	if (!sdev)
 		goto out;
 
@@ -877,12 +887,8 @@ static int scsi_probe_and_add_lun(struct scsi_target *starget,
 				res = SCSI_SCAN_NO_RESPONSE;
 			}
 		}
-	} else {
-		if (sdev->host->hostt->slave_destroy)
-			sdev->host->hostt->slave_destroy(sdev);
-		transport_destroy_device(&sdev->sdev_gendev);
-		put_device(&sdev->sdev_gendev);
-	}
+	} else
+		scsi_destroy_sdev(sdev);
  out:
 	return res;
 }
@@ -1054,7 +1060,7 @@ EXPORT_SYMBOL(int_to_scsilun);
  *     0: scan completed (or no memory, so further scanning is futile)
  *     1: no report lun scan, or not configured
  **/
-static int scsi_report_lun_scan(struct scsi_device *sdev, int bflags,
+static int scsi_report_lun_scan(struct scsi_target *starget, int bflags,
 				int rescan)
 {
 	char devname[64];
@@ -1067,7 +1073,8 @@ static int scsi_report_lun_scan(struct scsi_device *sdev, int bflags,
 	struct scsi_lun *lunp, *lun_data;
 	u8 *data;
 	struct scsi_sense_hdr sshdr;
-	struct scsi_target *starget = scsi_target(sdev);
+	struct scsi_device *sdev;
+	struct Scsi_Host *shost = dev_to_shost(&starget->dev);
 
 	/*
 	 * Only support SCSI-3 and up devices if BLIST_NOREPORTLUN is not set.
@@ -1075,15 +1082,23 @@ static int scsi_report_lun_scan(struct scsi_device *sdev, int bflags,
 	 * support more than 8 LUNs.
 	 */
 	if ((bflags & BLIST_NOREPORTLUN) || 
-	     sdev->scsi_level < SCSI_2 ||
-	    (sdev->scsi_level < SCSI_3 && 
-	     (!(bflags & BLIST_REPORTLUN2) || sdev->host->max_lun <= 8)) )
+	     starget->scsi_level < SCSI_2 ||
+	    (starget->scsi_level < SCSI_3 && 
+	     (!(bflags & BLIST_REPORTLUN2) || shost->max_lun <= 8)) )
 		return 1;
 	if (bflags & BLIST_NOLUN)
 		return 0;
 
+	if (!(sdev = scsi_device_lookup_by_target(starget, 0))) {
+		sdev = scsi_alloc_sdev(starget, 0, NULL);
+		if (!sdev)
+			return 0;
+		if (scsi_device_get(sdev))
+			return 0;
+	}
+
 	sprintf(devname, "host %d channel %d id %d",
-		sdev->host->host_no, sdev->channel, sdev->id);
+		shost->host_no, sdev->channel, sdev->id);
 
 	/*
 	 * Allocate enough to hold the header (the same size as one scsi_lun)
@@ -1098,8 +1113,10 @@ static int scsi_report_lun_scan(struct scsi_device *sdev, int bflags,
 	length = (max_scsi_report_luns + 1) * sizeof(struct scsi_lun);
 	lun_data = kmalloc(length, GFP_ATOMIC |
 			   (sdev->host->unchecked_isa_dma ? __GFP_DMA : 0));
-	if (!lun_data)
+	if (!lun_data) {
+		printk(ALLOC_FAILURE_MSG, __FUNCTION__);
 		goto out;
+	}
 
 	scsi_cmd[0] = REPORT_LUNS;
 
@@ -1201,10 +1218,6 @@ static int scsi_report_lun_scan(struct scsi_device *sdev, int bflags,
 			for (i = 0; i < sizeof(struct scsi_lun); i++)
 				printk("%02x", data[i]);
 			printk(" has a LUN larger than currently supported.\n");
-		} else if (lun == 0) {
-			/*
-			 * LUN 0 has already been scanned.
-			 */
 		} else if (lun > sdev->host->max_lun) {
 			printk(KERN_WARNING "scsi: %s lun%d has a LUN larger"
 			       " than allowed by the host adapter\n",
@@ -1227,13 +1240,13 @@ static int scsi_report_lun_scan(struct scsi_device *sdev, int bflags,
 	}
 
 	kfree(lun_data);
-	return 0;
-
  out:
-	/*
-	 * We are out of memory, don't try scanning any further.
-	 */
-	printk(ALLOC_FAILURE_MSG, __FUNCTION__);
+	scsi_device_put(sdev);
+	if (sdev->sdev_state == SDEV_CREATED)
+		/*
+		 * the sdev we used didn't appear in the report luns scan
+		 */
+		scsi_destroy_sdev(sdev);
 	return 0;
 }
 
@@ -1299,7 +1312,6 @@ static void __scsi_scan_target(struct device *parent, unsigned int channel,
 	struct Scsi_Host *shost = dev_to_shost(parent);
 	int bflags = 0;
 	int res;
-	struct scsi_device *sdev = NULL;
 	struct scsi_target *starget;
 
 	if (shost->this_id == id)
@@ -1325,27 +1337,16 @@ static void __scsi_scan_target(struct device *parent, unsigned int channel,
 	 * Scan LUN 0, if there is some response, scan further. Ideally, we
 	 * would not configure LUN 0 until all LUNs are scanned.
 	 */
-	res = scsi_probe_and_add_lun(starget, 0, &bflags, &sdev, rescan, NULL);
-	if (res == SCSI_SCAN_LUN_PRESENT) {
-		if (scsi_report_lun_scan(sdev, bflags, rescan) != 0)
+	res = scsi_probe_and_add_lun(starget, 0, &bflags, NULL, rescan, NULL);
+	if (res == SCSI_SCAN_LUN_PRESENT || res == SCSI_SCAN_TARGET_PRESENT) {
+		if (scsi_report_lun_scan(starget, bflags, rescan) != 0)
 			/*
 			 * The REPORT LUN did not scan the target,
 			 * do a sequential scan.
 			 */
 			scsi_sequential_lun_scan(starget, bflags,
-				       	res, sdev->scsi_level, rescan);
-	} else if (res == SCSI_SCAN_TARGET_PRESENT) {
-		/*
-		 * There's a target here, but lun 0 is offline so we
-		 * can't use the report_lun scan.  Fall back to a
-		 * sequential lun scan with a bflags of SPARSELUN and
-		 * a default scsi level of SCSI_2
-		 */
-		scsi_sequential_lun_scan(starget, BLIST_SPARSELUN,
-				SCSI_SCAN_TARGET_PRESENT, SCSI_2, rescan);
+				       	res, starget->scsi_level, rescan);
 	}
-	if (sdev)
-		scsi_device_put(sdev);
 
  out_reap:
 	/* now determine if the target has any children at all
@@ -1542,10 +1543,7 @@ void scsi_free_host_dev(struct scsi_device *sdev)
 {
 	BUG_ON(sdev->id != sdev->host->this_id);
 
-	if (sdev->host->hostt->slave_destroy)
-		sdev->host->hostt->slave_destroy(sdev);
-	transport_destroy_device(&sdev->sdev_gendev);
-	put_device(&sdev->sdev_gendev);
+	scsi_destroy_sdev(sdev);
 }
 EXPORT_SYMBOL(scsi_free_host_dev);
 

drivers/scsi/scsi_transport_sas.c

@@ -628,17 +628,16 @@ sas_rphy_delete(struct sas_rphy *rphy)
 	struct Scsi_Host *shost = dev_to_shost(parent->dev.parent);
 	struct sas_host_attrs *sas_host = to_sas_host_attrs(shost);
 
-	transport_destroy_device(&rphy->dev);
+	scsi_remove_target(dev);
 
-	scsi_remove_target(&rphy->dev);
+	transport_remove_device(dev);
+	device_del(dev);
+	transport_destroy_device(dev);
 
 	spin_lock(&sas_host->lock);
 	list_del(&rphy->list);
 	spin_unlock(&sas_host->lock);
 
-	transport_remove_device(dev);
-	device_del(dev);
-	transport_destroy_device(dev);
 	put_device(&parent->dev);
 }
 EXPORT_SYMBOL(sas_rphy_delete);

include/linux/pci_ids.h

@@ -185,6 +185,7 @@
 #define PCI_DEVICE_ID_LSI_61C102	0x0901
 #define PCI_DEVICE_ID_LSI_63C815	0x1000
 #define PCI_DEVICE_ID_LSI_SAS1064	0x0050
+#define PCI_DEVICE_ID_LSI_SAS1064R	0x0411
 #define PCI_DEVICE_ID_LSI_SAS1066	0x005E
 #define PCI_DEVICE_ID_LSI_SAS1068	0x0054
 #define PCI_DEVICE_ID_LSI_SAS1064A	0x005C
@@ -560,6 +561,7 @@
 #define PCI_VENDOR_ID_DELL		0x1028
 #define PCI_DEVICE_ID_DELL_RACIII	0x0008
 #define PCI_DEVICE_ID_DELL_RAC4		0x0012
+#define PCI_DEVICE_ID_DELL_PERC5	0x0015
 
 #define PCI_VENDOR_ID_MATROX		0x102B
 #define PCI_DEVICE_ID_MATROX_MGA_2	0x0518

include/scsi/scsi_device.h

@@ -163,6 +163,7 @@ struct scsi_target {
 	unsigned int		id; /* target id ... replace
 				     * scsi_device.id eventually */
 	unsigned long		create:1; /* signal that it needs to be added */
+	char			scsi_level;
 	void 			*hostdata; /* available to low-level driver */
 	unsigned long		starget_data[0]; /* for the transport */
 	/* starget_data must be the last element!!!! */