[SCSI] qla4xxx: Fixed AER reset sequence for ISP83xx/ISP84xx
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h
index 5236337..4e11133 100644
--- a/drivers/scsi/qla4xxx/ql4_def.h
+++ b/drivers/scsi/qla4xxx/ql4_def.h
@@ -909,7 +909,8 @@
static inline int is_aer_supported(struct scsi_qla_host *ha)
{
return ((ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8022) ||
- (ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8324));
+ (ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8324) ||
+ (ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8042));
}
static inline int adapter_up(struct scsi_qla_host *ha)
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index e6fa19c..a78edc3 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -9579,28 +9579,36 @@
}
fn = PCI_FUNC(ha->pdev->devfn);
- while (fn > 0) {
- fn--;
- ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Finding PCI device at "
- "func %x\n", ha->host_no, __func__, fn);
- /* Get the pci device given the domain, bus,
- * slot/function number */
- other_pdev =
- pci_get_domain_bus_and_slot(pci_domain_nr(ha->pdev->bus),
- ha->pdev->bus->number, PCI_DEVFN(PCI_SLOT(ha->pdev->devfn),
- fn));
+ if (is_qla8022(ha)) {
+ while (fn > 0) {
+ fn--;
+ ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Finding PCI device at func %x\n",
+ ha->host_no, __func__, fn);
+ /* Get the pci device given the domain, bus,
+ * slot/function number */
+ other_pdev = pci_get_domain_bus_and_slot(
+ pci_domain_nr(ha->pdev->bus),
+ ha->pdev->bus->number,
+ PCI_DEVFN(PCI_SLOT(ha->pdev->devfn),
+ fn));
- if (!other_pdev)
- continue;
+ if (!other_pdev)
+ continue;
- if (atomic_read(&other_pdev->enable_cnt)) {
- ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Found PCI "
- "func in enabled state%x\n", ha->host_no,
- __func__, fn);
+ if (atomic_read(&other_pdev->enable_cnt)) {
+ ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Found PCI func in enabled state%x\n",
+ ha->host_no, __func__, fn);
+ pci_dev_put(other_pdev);
+ break;
+ }
pci_dev_put(other_pdev);
- break;
}
- pci_dev_put(other_pdev);
+ } else {
+ /* this case is meant for ISP83xx/ISP84xx only */
+ if (qla4_83xx_can_perform_reset(ha)) {
+ /* reset fn as iSCSI is going to perform the reset */
+ fn = 0;
+ }
}
/* The first function on the card, the reset owner will