1 files changed, 110 insertions, 22 deletions

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 74022316fc6..d890b2b8a93 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -91,9 +91,9 @@ static int mfcounter = 0;
  *  Public data...
  */
 int mpt_lan_index = -1;
-static int mpt_stm_index = -1;
+int mpt_stm_index = -1;
 
-static struct proc_dir_entry *mpt_proc_root_dir;
+struct proc_dir_entry *mpt_proc_root_dir;
 
 #define WHOINIT_UNKNOWN		0xAA
 
@@ -148,7 +148,6 @@ static int	WaitForDoorbellAck(MPT_ADAPTER *ioc, int howlong, int sleepFlag);
 static int	WaitForDoorbellInt(MPT_ADAPTER *ioc, int howlong, int sleepFlag);
 static int	WaitForDoorbellReply(MPT_ADAPTER *ioc, int howlong, int sleepFlag);
 static int	GetLanConfigPages(MPT_ADAPTER *ioc);
-static int	GetFcPortPage0(MPT_ADAPTER *ioc, int portnum);
 static int	GetIoUnitPage2(MPT_ADAPTER *ioc);
 int		mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
 static int	mpt_GetScsiPortSettings(MPT_ADAPTER *ioc, int portnum);
@@ -313,13 +312,13 @@ mpt_reply(MPT_ADAPTER *ioc, u32 pa)
 		u32	 log_info = le32_to_cpu(mr->u.reply.IOCLogInfo);
 		if (ioc->bus_type == FC)
 			mpt_fc_log_info(ioc, log_info);
-		else if (ioc->bus_type == SCSI)
+		else if (ioc->bus_type == SPI)
 			mpt_sp_log_info(ioc, log_info);
 		else if (ioc->bus_type == SAS)
 			mpt_sas_log_info(ioc, log_info);
 	}
 	if (ioc_stat & MPI_IOCSTATUS_MASK) {
-		if (ioc->bus_type == SCSI &&
+		if (ioc->bus_type == SPI &&
 		    cb_idx != mpt_stm_index &&
 		    cb_idx != mpt_lan_index)
 			mpt_sp_ioc_info(ioc, (u32)ioc_stat, mf);
@@ -1118,6 +1117,65 @@ mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp)
 	return -1;
 }
 
+int
+mpt_alt_ioc_wait(MPT_ADAPTER *ioc)
+{
+	int loop_count = 30 * 4;  /* Wait 30 seconds */
+	int status = -1; /* -1 means failed to get board READY */
+
+	do {
+		spin_lock(&ioc->initializing_hba_lock);
+		if (ioc->initializing_hba_lock_flag == 0) {
+			ioc->initializing_hba_lock_flag=1;
+			spin_unlock(&ioc->initializing_hba_lock);
+			status = 0;
+			break;
+		}
+		spin_unlock(&ioc->initializing_hba_lock);
+		set_current_state(TASK_INTERRUPTIBLE);
+		schedule_timeout(HZ/4);
+	} while (--loop_count);
+
+	return status;
+}
+
+/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
+/*
+ *	mpt_bringup_adapter - This is a wrapper function for mpt_do_ioc_recovery
+ *	@ioc: Pointer to MPT adapter structure
+ *	@sleepFlag: Use schedule if CAN_SLEEP else use udelay.
+ *
+ *	This routine performs all the steps necessary to bring the IOC
+ *	to a OPERATIONAL state.
+ *
+ *      Special Note: This function was added with spin lock's so as to allow
+ *      the dv(domain validation) work thread to succeed on the other channel
+ *      that maybe occuring at the same time when this function is called.
+ *      Without this lock, the dv would fail when message frames were
+ *      requested during hba bringup on the alternate ioc.
+ */
+static int
+mpt_bringup_adapter(MPT_ADAPTER *ioc, int sleepFlag)
+{
+	int r;
+
+	if(ioc->alt_ioc) {
+		if((r=mpt_alt_ioc_wait(ioc->alt_ioc)!=0))
+			return r;
+	}
+
+	r = mpt_do_ioc_recovery(ioc, MPT_HOSTEVENT_IOC_BRINGUP,
+	    CAN_SLEEP);
+
+	if(ioc->alt_ioc) {
+		spin_lock(&ioc->alt_ioc->initializing_hba_lock);
+		ioc->alt_ioc->initializing_hba_lock_flag=0;
+		spin_unlock(&ioc->alt_ioc->initializing_hba_lock);
+	}
+
+return r;
+}
+
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /*
  *	mpt_attach - Install a PCI intelligent MPT adapter.
@@ -1173,12 +1231,11 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 		dprintk((KERN_INFO MYNAM
 			": Not using 64 bit consistent mask\n"));
 
-	ioc = kmalloc(sizeof(MPT_ADAPTER), GFP_ATOMIC);
+	ioc = kzalloc(sizeof(MPT_ADAPTER), GFP_ATOMIC);
 	if (ioc == NULL) {
 		printk(KERN_ERR MYNAM ": ERROR - Insufficient memory to add adapter!\n");
 		return -ENOMEM;
 	}
-	memset(ioc, 0, sizeof(MPT_ADAPTER));
 	ioc->alloc_total = sizeof(MPT_ADAPTER);
 	ioc->req_sz = MPT_DEFAULT_FRAME_SIZE;		/* avoid div by zero! */
 	ioc->reply_sz = MPT_REPLY_FRAME_SIZE;
@@ -1186,6 +1243,9 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	ioc->pcidev = pdev;
 	ioc->diagPending = 0;
 	spin_lock_init(&ioc->diagLock);
+	spin_lock_init(&ioc->fc_rescan_work_lock);
+	spin_lock_init(&ioc->fc_rport_lock);
+	spin_lock_init(&ioc->initializing_hba_lock);
 
 	/* Initialize the event logging.
 	 */
@@ -1208,6 +1268,10 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	 */
 	INIT_LIST_HEAD(&ioc->configQ);
 
+	/* Initialize the fc rport list head.
+	 */
+	INIT_LIST_HEAD(&ioc->fc_rports);
+
 	/* Find lookup slot. */
 	INIT_LIST_HEAD(&ioc->list);
 	ioc->id = mpt_ids++;
@@ -1314,9 +1378,13 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 		ioc->bus_type = FC;
 		ioc->errata_flag_1064 = 1;
 	}
+	else if (pdev->device == MPI_MANUFACTPAGE_DEVICEID_FC949E) {
+		ioc->prod_name = "LSIFC949E";
+		ioc->bus_type = FC;
+	}
 	else if (pdev->device == MPI_MANUFACTPAGE_DEVID_53C1030) {
 		ioc->prod_name = "LSI53C1030";
-		ioc->bus_type = SCSI;
+		ioc->bus_type = SPI;
 		/* 1030 Chip Fix. Disable Split transactions
 		 * for PCIX. Set MOST bits to zero if Rev < C0( = 8).
 		 */
@@ -1329,7 +1397,7 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	}
 	else if (pdev->device == MPI_MANUFACTPAGE_DEVID_1030_53C1035) {
 		ioc->prod_name = "LSI53C1035";
-		ioc->bus_type = SCSI;
+		ioc->bus_type = SPI;
 	}
 	else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1064) {
 		ioc->prod_name = "LSISAS1064";
@@ -1408,8 +1476,7 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	 */
 	mpt_detect_bound_ports(ioc, pdev);
 
-	if ((r = mpt_do_ioc_recovery(ioc,
-	  MPT_HOSTEVENT_IOC_BRINGUP, CAN_SLEEP)) != 0) {
+	if ((r = mpt_bringup_adapter(ioc, CAN_SLEEP)) != 0){
 		printk(KERN_WARNING MYNAM
 		  ": WARNING - %s did not initialize properly! (%d)\n",
 		  ioc->name, r);
@@ -1563,7 +1630,7 @@ mpt_resume(struct pci_dev *pdev)
 	pci_enable_device(pdev);
 
 	/* enable interrupts */
-	CHIPREG_WRITE32(&ioc->chip->IntMask, ~(MPI_HIM_RIM));
+	CHIPREG_WRITE32(&ioc->chip->IntMask, MPI_HIM_DIM);
 	ioc->active = 1;
 
 	/* F/W not running */
@@ -1656,7 +1723,7 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
 				/* (re)Enable alt-IOC! (reply interrupt, FreeQ) */
 				dprintk((KERN_INFO MYNAM ": alt-%s reply irq re-enabled\n",
 						ioc->alt_ioc->name));
-				CHIPREG_WRITE32(&ioc->alt_ioc->chip->IntMask, ~(MPI_HIM_RIM));
+				CHIPREG_WRITE32(&ioc->alt_ioc->chip->IntMask, MPI_HIM_DIM);
 				ioc->alt_ioc->active = 1;
 			}
 
@@ -1772,7 +1839,7 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
 
 	if (ret == 0) {
 		/* Enable! (reply interrupt) */
-		CHIPREG_WRITE32(&ioc->chip->IntMask, ~(MPI_HIM_RIM));
+		CHIPREG_WRITE32(&ioc->chip->IntMask, MPI_HIM_DIM);
 		ioc->active = 1;
 	}
 
@@ -1780,7 +1847,7 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
 		/* (re)Enable alt-IOC! (reply interrupt) */
 		dinitprintk((KERN_INFO MYNAM ": alt-%s reply irq re-enabled\n",
 				ioc->alt_ioc->name));
-		CHIPREG_WRITE32(&ioc->alt_ioc->chip->IntMask, ~(MPI_HIM_RIM));
+		CHIPREG_WRITE32(&ioc->alt_ioc->chip->IntMask, MPI_HIM_DIM);
 		ioc->alt_ioc->active = 1;
 	}
 
@@ -1821,7 +1888,7 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
 			 *  (FCPortPage0_t stuff)
 			 */
 			for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) {
-				(void) GetFcPortPage0(ioc, ii);
+				(void) mptbase_GetFcPortPage0(ioc, ii);
 			}
 
 			if ((ioc->pfacts[0].ProtocolFlags & MPI_PORTFACTS_PROTOCOL_LAN) &&
@@ -2983,7 +3050,7 @@ mpt_downloadboot(MPT_ADAPTER *ioc, MpiFwHeader_t *pFwHeader, int sleepFlag)
 	/* Clear the internal flash bad bit - autoincrementing register,
 	 * so must do two writes.
 	 */
-	if (ioc->bus_type == SCSI) {
+	if (ioc->bus_type == SPI) {
 		/*
 		 * 1030 and 1035 H/W errata, workaround to access
 		 * the ClearFlashBadSignatureBit
@@ -3093,7 +3160,7 @@ KickStart(MPT_ADAPTER *ioc, int force, int sleepFlag)
 	int cnt,cntdn;
 
 	dinitprintk((KERN_WARNING MYNAM ": KickStarting %s!\n", ioc->name));
-	if (ioc->bus_type == SCSI) {
+	if (ioc->bus_type == SPI) {
 		/* Always issue a Msg Unit Reset first. This will clear some
 		 * SCSI bus hang conditions.
 		 */
@@ -3521,7 +3588,7 @@ initChainBuffers(MPT_ADAPTER *ioc)
 	dinitprintk((KERN_INFO MYNAM ": %s Now numSGE=%d num_sge=%d num_chain=%d\n",
 		ioc->name, numSGE, num_sge, num_chain));
 
-	if (ioc->bus_type == SCSI)
+	if (ioc->bus_type == SPI)
 		num_chain *= MPT_SCSI_CAN_QUEUE;
 	else
 		num_chain *= MPT_FC_CAN_QUEUE;
@@ -4140,7 +4207,7 @@ GetLanConfigPages(MPT_ADAPTER *ioc)
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /*
- *	GetFcPortPage0 - Fetch FCPort config Page0.
+ *	mptbase_GetFcPortPage0 - Fetch FCPort config Page0.
  *	@ioc: Pointer to MPT_ADAPTER structure
  *	@portnum: IOC Port number
  *
@@ -4150,8 +4217,8 @@ GetLanConfigPages(MPT_ADAPTER *ioc)
  *		-EAGAIN if no msg frames currently available
  *		-EFAULT for non-successful reply or no reply (timeout)
  */
-static int
-GetFcPortPage0(MPT_ADAPTER *ioc, int portnum)
+int
+mptbase_GetFcPortPage0(MPT_ADAPTER *ioc, int portnum)
 {
 	ConfigPageHeader_t	 hdr;
 	CONFIGPARMS		 cfg;
@@ -4161,6 +4228,8 @@ GetFcPortPage0(MPT_ADAPTER *ioc, int portnum)
 	int			 data_sz;
 	int			 copy_sz;
 	int			 rc;
+	int			 count = 400;
+
 
 	/* Get FCPort Page 0 header */
 	hdr.PageVersion = 0;
@@ -4184,6 +4253,8 @@ GetFcPortPage0(MPT_ADAPTER *ioc, int portnum)
 	rc = -ENOMEM;
 	ppage0_alloc = (FCPortPage0_t *) pci_alloc_consistent(ioc->pcidev, data_sz, &page0_dma);
 	if (ppage0_alloc) {
+
+ try_again:
 		memset((u8 *)ppage0_alloc, 0, data_sz);
 		cfg.physAddr = page0_dma;
 		cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
@@ -4215,6 +4286,19 @@ GetFcPortPage0(MPT_ADAPTER *ioc, int portnum)
 			pp0dest->DiscoveredPortsCount = le32_to_cpu(pp0dest->DiscoveredPortsCount);
 			pp0dest->MaxInitiators = le32_to_cpu(pp0dest->MaxInitiators);
 
+			/*
+			 * if still doing discovery,
+			 * hang loose a while until finished
+			 */
+			if (pp0dest->PortState == MPI_FCPORTPAGE0_PORTSTATE_UNKNOWN) {
+				if (count-- > 0) {
+					msleep_interruptible(100);
+					goto try_again;
+				}
+				printk(MYIOC_s_INFO_FMT "Firmware discovery not"
+							" complete.\n",
+						ioc->name);
+			}
 		}
 
 		pci_free_consistent(ioc->pcidev, data_sz, (u8 *) ppage0_alloc, page0_dma);
@@ -6271,6 +6355,7 @@ EXPORT_SYMBOL(mpt_resume);
 EXPORT_SYMBOL(mpt_suspend);
 #endif
 EXPORT_SYMBOL(ioc_list);
+EXPORT_SYMBOL(mpt_proc_root_dir);
 EXPORT_SYMBOL(mpt_register);
 EXPORT_SYMBOL(mpt_deregister);
 EXPORT_SYMBOL(mpt_event_register);
@@ -6288,6 +6373,7 @@ EXPORT_SYMBOL(mpt_verify_adapter);
 EXPORT_SYMBOL(mpt_GetIocState);
 EXPORT_SYMBOL(mpt_print_ioc_summary);
 EXPORT_SYMBOL(mpt_lan_index);
+EXPORT_SYMBOL(mpt_stm_index);
 EXPORT_SYMBOL(mpt_HardResetHandler);
 EXPORT_SYMBOL(mpt_config);
 EXPORT_SYMBOL(mpt_toolbox);
@@ -6296,6 +6382,8 @@ EXPORT_SYMBOL(mpt_read_ioc_pg_3);
 EXPORT_SYMBOL(mpt_alloc_fw_memory);
 EXPORT_SYMBOL(mpt_free_fw_memory);
 EXPORT_SYMBOL(mptbase_sas_persist_operation);
+EXPORT_SYMBOL(mpt_alt_ioc_wait);
+EXPORT_SYMBOL(mptbase_GetFcPortPage0);
 
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/