*/
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/errno.h>
#ifdef CONFIG_MTRR
#include <asm/mtrr.h>
#endif
-#ifdef __sparc__
-#include <asm/irq.h> /* needed for __irq_itoa() proto */
-#endif
#include "mptbase.h"
mpt_interrupt(int irq, void *bus_id, struct pt_regs *r)
{
MPT_ADAPTER *ioc = bus_id;
- u32 pa;
+ u32 pa = CHIPREG_READ32_dmasync(&ioc->chip->ReplyFifo);
+
+ if (pa == 0xFFFFFFFF)
+ return IRQ_NONE;
/*
* Drain the reply FIFO!
*/
- while (1) {
- pa = CHIPREG_READ32_dmasync(&ioc->chip->ReplyFifo);
- if (pa == 0xFFFFFFFF)
- return IRQ_HANDLED;
- else if (pa & MPI_ADDRESS_REPLY_A_BIT)
+ do {
+ if (pa & MPI_ADDRESS_REPLY_A_BIT)
mpt_reply(ioc, pa);
else
mpt_turbo_reply(ioc, pa);
- }
+ pa = CHIPREG_READ32_dmasync(&ioc->chip->ReplyFifo);
+ } while (pa != 0xFFFFFFFF);
return IRQ_HANDLED;
}
ioc->pcidev = pdev;
ioc->diagPending = 0;
spin_lock_init(&ioc->diagLock);
- spin_lock_init(&ioc->fc_rescan_work_lock);
spin_lock_init(&ioc->initializing_hba_lock);
/* Initialize the event logging.
port = psize = 0;
for (ii=0; ii < DEVICE_COUNT_RESOURCE; ii++) {
if (pci_resource_flags(pdev, ii) & PCI_BASE_ADDRESS_SPACE_IO) {
+ if (psize)
+ continue;
/* Get I/O space! */
port = pci_resource_start(pdev, ii);
psize = pci_resource_len(pdev,ii);
} else {
+ if (msize)
+ continue;
/* Get memmap */
mem_phys = pci_resource_start(pdev, ii);
msize = pci_resource_len(pdev,ii);
- break;
}
}
ioc->mem_size = msize;
- if (ii == DEVICE_COUNT_RESOURCE) {
- printk(KERN_ERR MYNAM ": ERROR - MPT adapter has no memory regions defined!\n");
- kfree(ioc);
- return -EINVAL;
- }
-
- dinitprintk((KERN_INFO MYNAM ": MPT adapter @ %lx, msize=%dd bytes\n", mem_phys, msize));
- dinitprintk((KERN_INFO MYNAM ": (port i/o @ %lx, psize=%dd bytes)\n", port, psize));
-
mem = NULL;
/* Get logical ptr for PciMem0 space */
/*mem = ioremap(mem_phys, msize);*/
- mem = ioremap(mem_phys, 0x100);
+ mem = ioremap(mem_phys, msize);
if (mem == NULL) {
printk(KERN_ERR MYNAM ": ERROR - Unable to map adapter memory!\n");
kfree(ioc);
ioc->bus_type = SAS;
ioc->errata_flag_1064 = 1;
}
- else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1066) {
- ioc->prod_name = "LSISAS1066";
- ioc->bus_type = SAS;
- ioc->errata_flag_1064 = 1;
- }
else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1068) {
ioc->prod_name = "LSISAS1068";
ioc->bus_type = SAS;
ioc->prod_name = "LSISAS1064E";
ioc->bus_type = SAS;
}
- else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1066E) {
- ioc->prod_name = "LSISAS1066E";
- ioc->bus_type = SAS;
- }
else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1068E) {
ioc->prod_name = "LSISAS1068E";
ioc->bus_type = SAS;
}
+ else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1078) {
+ ioc->prod_name = "LSISAS1078";
+ ioc->bus_type = SAS;
+ }
if (ioc->errata_flag_1064)
pci_disable_io_access(pdev);
/* Set lookup ptr. */
list_add_tail(&ioc->list, &ioc_list);
- ioc->pci_irq = -1;
- if (pdev->irq) {
- if (mpt_msi_enable && !pci_enable_msi(pdev))
- printk(MYIOC_s_INFO_FMT "PCI-MSI enabled\n", ioc->name);
-
- r = request_irq(pdev->irq, mpt_interrupt, SA_SHIRQ, ioc->name, ioc);
-
- if (r < 0) {
-#ifndef __sparc__
- printk(MYIOC_s_ERR_FMT "Unable to allocate interrupt %d!\n",
- ioc->name, pdev->irq);
-#else
- printk(MYIOC_s_ERR_FMT "Unable to allocate interrupt %s!\n",
- ioc->name, __irq_itoa(pdev->irq));
-#endif
- list_del(&ioc->list);
- iounmap(mem);
- kfree(ioc);
- return -EBUSY;
- }
-
- ioc->pci_irq = pdev->irq;
-
- pci_set_master(pdev); /* ?? */
- pci_set_drvdata(pdev, ioc);
-
-#ifndef __sparc__
- dprintk((KERN_INFO MYNAM ": %s installed at interrupt %d\n", ioc->name, pdev->irq));
-#else
- dprintk((KERN_INFO MYNAM ": %s installed at interrupt %s\n", ioc->name, __irq_itoa(pdev->irq)));
-#endif
- }
-
/* Check for "bound ports" (929, 929X, 1030, 1035) to reduce redundant resets.
*/
mpt_detect_bound_ports(ioc, pdev);
printk(KERN_WARNING MYNAM
": WARNING - %s did not initialize properly! (%d)\n",
ioc->name, r);
-
list_del(&ioc->list);
- free_irq(ioc->pci_irq, ioc);
- if (mpt_msi_enable)
- pci_disable_msi(pdev);
if (ioc->alt_ioc)
ioc->alt_ioc->alt_ioc = NULL;
iounmap(mem);
}
#endif
+static int
+mpt_signal_reset(int index, MPT_ADAPTER *ioc, int reset_phase)
+{
+ if ((MptDriverClass[index] == MPTSPI_DRIVER &&
+ ioc->bus_type != SPI) ||
+ (MptDriverClass[index] == MPTFC_DRIVER &&
+ ioc->bus_type != FC) ||
+ (MptDriverClass[index] == MPTSAS_DRIVER &&
+ ioc->bus_type != SAS))
+ /* make sure we only call the relevant reset handler
+ * for the bus */
+ return 0;
+ return (MptResetHandlers[index])(ioc, reset_phase);
+}
+
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
* mpt_do_ioc_recovery - Initialize or recover MPT adapter.
int handlers;
int ret = 0;
int reset_alt_ioc_active = 0;
+ int irq_allocated = 0;
printk(KERN_INFO MYNAM ": Initiating %s %s\n",
ioc->name, reason==MPT_HOSTEVENT_IOC_BRINGUP ? "bringup" : "recovery");
}
}
+ /*
+ * Device is reset now. It must have de-asserted the interrupt line
+ * (if it was asserted) and it should be safe to register for the
+ * interrupt now.
+ */
+ if ((ret == 0) && (reason == MPT_HOSTEVENT_IOC_BRINGUP)) {
+ ioc->pci_irq = -1;
+ if (ioc->pcidev->irq) {
+ if (mpt_msi_enable && !pci_enable_msi(ioc->pcidev))
+ printk(MYIOC_s_INFO_FMT "PCI-MSI enabled\n",
+ ioc->name);
+ rc = request_irq(ioc->pcidev->irq, mpt_interrupt,
+ IRQF_SHARED, ioc->name, ioc);
+ if (rc < 0) {
+ printk(MYIOC_s_ERR_FMT "Unable to allocate "
+ "interrupt %d!\n", ioc->name,
+ ioc->pcidev->irq);
+ if (mpt_msi_enable)
+ pci_disable_msi(ioc->pcidev);
+ return -EBUSY;
+ }
+ irq_allocated = 1;
+ ioc->pci_irq = ioc->pcidev->irq;
+ pci_set_master(ioc->pcidev); /* ?? */
+ pci_set_drvdata(ioc->pcidev, ioc);
+ dprintk((KERN_INFO MYNAM ": %s installed at interrupt "
+ "%d\n", ioc->name, ioc->pcidev->irq));
+ }
+ }
+
/* Prime reply & request queues!
* (mucho alloc's) Must be done prior to
* init as upper addresses are needed for init.
ret = mptbase_sas_persist_operation(ioc,
MPI_SAS_OP_CLEAR_NOT_PRESENT);
if(ret != 0)
- return -1;
+ goto out;
}
/* Find IM volumes
mpt_findImVolumes(ioc);
} else if (ioc->bus_type == FC) {
- /*
- * Pre-fetch FC port WWN and stuff...
- * (FCPortPage0_t stuff)
- */
- for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) {
- (void) mptbase_GetFcPortPage0(ioc, ii);
- }
-
if ((ioc->pfacts[0].ProtocolFlags & MPI_PORTFACTS_PROTOCOL_LAN) &&
(ioc->lan_cnfg_page0.Header.PageLength == 0)) {
/*
if ((ret == 0) && MptResetHandlers[ii]) {
dprintk((MYIOC_s_INFO_FMT "Calling IOC post_reset handler #%d\n",
ioc->name, ii));
- rc += (*(MptResetHandlers[ii]))(ioc, MPT_IOC_POST_RESET);
+ rc += mpt_signal_reset(ii, ioc, MPT_IOC_POST_RESET);
handlers++;
}
if (alt_ioc_ready && MptResetHandlers[ii]) {
drsprintk((MYIOC_s_INFO_FMT "Calling alt-%s post_reset handler #%d\n",
ioc->name, ioc->alt_ioc->name, ii));
- rc += (*(MptResetHandlers[ii]))(ioc->alt_ioc, MPT_IOC_POST_RESET);
+ rc += mpt_signal_reset(ii, ioc->alt_ioc, MPT_IOC_POST_RESET);
handlers++;
}
}
/* FIXME? Examine results here? */
}
+out:
+ if ((ret != 0) && irq_allocated) {
+ free_irq(ioc->pci_irq, ioc);
+ if (mpt_msi_enable)
+ pci_disable_msi(ioc->pcidev);
+ }
return ret;
}
}
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible(1);
+ msleep(1);
} else {
mdelay (1); /* 1 msec delay */
}
state = mpt_GetIocState(ioc, 1);
while (state != MPI_IOC_STATE_OPERATIONAL && --cntdn) {
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible(1);
+ msleep(1);
} else {
mdelay(1);
}
/* wait 1 msec */
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible(1);
+ msleep(1);
} else {
mdelay (1);
}
}
/* wait .1 sec */
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible (100);
+ msleep (100);
} else {
mdelay (100);
}
/* wait 1 msec */
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible (1);
+ msleep (1);
} else {
mdelay (1);
}
return 0;
}
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible (10);
+ msleep (10);
} else {
mdelay (10);
}
SendIocReset(ioc, MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET, sleepFlag);
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible (1000);
+ msleep (1000);
} else {
mdelay (1000);
}
return hard_reset_done;
}
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible (10);
+ msleep (10);
} else {
mdelay (10);
}
u32 diag1val = 0;
#endif
+ if (ioc->pcidev->device == MPI_MANUFACTPAGE_DEVID_SAS1078) {
+ drsprintk((MYIOC_s_WARN_FMT "%s: Doorbell=%p; 1078 reset "
+ "address=%p\n", ioc->name, __FUNCTION__,
+ &ioc->chip->Doorbell, &ioc->chip->Reset_1078));
+ CHIPREG_WRITE32(&ioc->chip->Reset_1078, 0x07);
+ if (sleepFlag == CAN_SLEEP)
+ msleep(1);
+ else
+ mdelay(1);
+
+ for (count = 0; count < 60; count ++) {
+ doorbell = CHIPREG_READ32(&ioc->chip->Doorbell);
+ doorbell &= MPI_IOC_STATE_MASK;
+
+ drsprintk((MYIOC_s_INFO_FMT
+ "looking for READY STATE: doorbell=%x"
+ " count=%d\n",
+ ioc->name, doorbell, count));
+ if (doorbell == MPI_IOC_STATE_READY) {
+ return 0;
+ }
+
+ /* wait 1 sec */
+ if (sleepFlag == CAN_SLEEP)
+ msleep(1000);
+ else
+ mdelay(1000);
+ }
+ return -1;
+ }
+
/* Clear any existing interrupts */
CHIPREG_WRITE32(&ioc->chip->IntStatus, 0);
/* wait 100 msec */
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible (100);
+ msleep (100);
} else {
mdelay (100);
}
if (MptResetHandlers[ii]) {
dprintk((MYIOC_s_INFO_FMT "Calling IOC pre_reset handler #%d\n",
ioc->name, ii));
- r += (*(MptResetHandlers[ii]))(ioc, MPT_IOC_PRE_RESET);
+ r += mpt_signal_reset(ii, ioc, MPT_IOC_PRE_RESET);
if (ioc->alt_ioc) {
dprintk((MYIOC_s_INFO_FMT "Calling alt-%s pre_reset handler #%d\n",
ioc->name, ioc->alt_ioc->name, ii));
- r += (*(MptResetHandlers[ii]))(ioc->alt_ioc, MPT_IOC_PRE_RESET);
+ r += mpt_signal_reset(ii, ioc->alt_ioc, MPT_IOC_PRE_RESET);
}
}
}
/* wait 1 sec */
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible (1000);
+ msleep (1000);
} else {
mdelay (1000);
}
/* wait 1 sec */
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible (1000);
+ msleep (1000);
} else {
mdelay (1000);
}
/* wait 100 msec */
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible (100);
+ msleep (100);
} else {
mdelay (100);
}
}
if (sleepFlag == CAN_SLEEP) {
- msleep_interruptible(1);
+ msleep(1);
} else {
mdelay (1); /* 1 msec delay */
}
intstat = CHIPREG_READ32(&ioc->chip->IntStatus);
if (! (intstat & MPI_HIS_IOP_DOORBELL_STATUS))
break;
- msleep_interruptible (1);
+ msleep (1);
count++;
}
} else {
intstat = CHIPREG_READ32(&ioc->chip->IntStatus);
if (intstat & MPI_HIS_DOORBELL_INTERRUPT)
break;
- msleep_interruptible(1);
+ msleep(1);
count++;
}
} else {
return rc;
}
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * mptbase_GetFcPortPage0 - Fetch FCPort config Page0.
- * @ioc: Pointer to MPT_ADAPTER structure
- * @portnum: IOC Port number
- *
- * Return: 0 for success
- * -ENOMEM if no memory available
- * -EPERM if not allowed due to ISR context
- * -EAGAIN if no msg frames currently available
- * -EFAULT for non-successful reply or no reply (timeout)
- */
-int
-mptbase_GetFcPortPage0(MPT_ADAPTER *ioc, int portnum)
-{
- ConfigPageHeader_t hdr;
- CONFIGPARMS cfg;
- FCPortPage0_t *ppage0_alloc;
- FCPortPage0_t *pp0dest;
- dma_addr_t page0_dma;
- int data_sz;
- int copy_sz;
- int rc;
- int count = 400;
-
-
- /* Get FCPort Page 0 header */
- hdr.PageVersion = 0;
- hdr.PageLength = 0;
- hdr.PageNumber = 0;
- hdr.PageType = MPI_CONFIG_PAGETYPE_FC_PORT;
- cfg.cfghdr.hdr = &hdr;
- cfg.physAddr = -1;
- cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
- cfg.dir = 0;
- cfg.pageAddr = portnum;
- cfg.timeout = 0;
-
- if ((rc = mpt_config(ioc, &cfg)) != 0)
- return rc;
-
- if (hdr.PageLength == 0)
- return 0;
-
- data_sz = hdr.PageLength * 4;
- 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;
-
- if ((rc = mpt_config(ioc, &cfg)) == 0) {
- /* save the data */
- pp0dest = &ioc->fc_port_page0[portnum];
- copy_sz = min_t(int, sizeof(FCPortPage0_t), data_sz);
- memcpy(pp0dest, ppage0_alloc, copy_sz);
-
- /*
- * Normalize endianness of structure data,
- * by byte-swapping all > 1 byte fields!
- */
- pp0dest->Flags = le32_to_cpu(pp0dest->Flags);
- pp0dest->PortIdentifier = le32_to_cpu(pp0dest->PortIdentifier);
- pp0dest->WWNN.Low = le32_to_cpu(pp0dest->WWNN.Low);
- pp0dest->WWNN.High = le32_to_cpu(pp0dest->WWNN.High);
- pp0dest->WWPN.Low = le32_to_cpu(pp0dest->WWPN.Low);
- pp0dest->WWPN.High = le32_to_cpu(pp0dest->WWPN.High);
- pp0dest->SupportedServiceClass = le32_to_cpu(pp0dest->SupportedServiceClass);
- pp0dest->SupportedSpeeds = le32_to_cpu(pp0dest->SupportedSpeeds);
- pp0dest->CurrentSpeed = le32_to_cpu(pp0dest->CurrentSpeed);
- pp0dest->MaxFrameSize = le32_to_cpu(pp0dest->MaxFrameSize);
- pp0dest->FabricWWNN.Low = le32_to_cpu(pp0dest->FabricWWNN.Low);
- pp0dest->FabricWWNN.High = le32_to_cpu(pp0dest->FabricWWNN.High);
- pp0dest->FabricWWPN.Low = le32_to_cpu(pp0dest->FabricWWPN.Low);
- pp0dest->FabricWWPN.High = le32_to_cpu(pp0dest->FabricWWPN.High);
- 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);
- }
-
- return rc;
-}
-
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
* mptbase_sas_persist_operation - Perform operation on SAS Persitent Table
a[5], a[4], a[3], a[2], a[1], a[0]);
}
-#ifndef __sparc__
y += sprintf(buffer+len+y, ", IRQ=%d", ioc->pci_irq);
-#else
- y += sprintf(buffer+len+y, ", IRQ=%s", __irq_itoa(ioc->pci_irq));
-#endif
if (!ioc->active)
y += sprintf(buffer+len+y, " (disabled)");
/* The SCSI driver needs to adjust timeouts on all current
* commands prior to the diagnostic reset being issued.
- * Prevents timeouts occuring during a diagnostic reset...very bad.
+ * Prevents timeouts occurring during a diagnostic reset...very bad.
* For all other protocol drivers, this is a no-op.
*/
{
if (MptResetHandlers[ii]) {
dtmprintk((MYIOC_s_INFO_FMT "Calling IOC reset_setup handler #%d\n",
ioc->name, ii));
- r += (*(MptResetHandlers[ii]))(ioc, MPT_IOC_SETUP_RESET);
+ r += mpt_signal_reset(ii, ioc, MPT_IOC_SETUP_RESET);
if (ioc->alt_ioc) {
dtmprintk((MYIOC_s_INFO_FMT "Calling alt-%s setup reset handler #%d\n",
ioc->name, ioc->alt_ioc->name, ii));
- r += (*(MptResetHandlers[ii]))(ioc->alt_ioc, MPT_IOC_SETUP_RESET);
+ r += mpt_signal_reset(ii, ioc->alt_ioc, MPT_IOC_SETUP_RESET);
}
}
}
EXPORT_SYMBOL(mpt_alloc_fw_memory);
EXPORT_SYMBOL(mpt_free_fw_memory);
EXPORT_SYMBOL(mptbase_sas_persist_operation);
-EXPORT_SYMBOL(mptbase_GetFcPortPage0);
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
Code Review / linux-3.10.git / blobdiff