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path: root/drivers/message/fusion/mptbase.c
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Diffstat (limited to 'drivers/message/fusion/mptbase.c')
-rw-r--r--drivers/message/fusion/mptbase.c75
1 files changed, 48 insertions, 27 deletions
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 57543603d6c..43308df6462 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -368,20 +368,21 @@ static irqreturn_t
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;
}
@@ -1219,31 +1220,25 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
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);
@@ -1343,11 +1338,6 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
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;
@@ -1357,14 +1347,14 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
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);
@@ -3184,6 +3174,37 @@ mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag)
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);