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[SCSI] qla4xxx: Do not retry ISP82XX initialization if H/W state is failed

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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: Prasanna Mumbai <prasanna.mumbai@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Prasanna Mumbai 2011-03-21 03:34:26 -07:00 committed by James Bottomley
parent 99b53bf50c
commit f9880e76fd
1 changed files with 13 additions and 0 deletions
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13
drivers/scsi/qla4xxx/ql4_os.c
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@ -1630,6 +1630,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
uint8_t init_retry_count = 0;
char buf[34];
struct qla4_8xxx_legacy_intr_set *nx_legacy_intr;
uint32_t dev_state;
if (pci_enable_device(pdev))
return -1;
@ -1713,6 +1714,18 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
status = qla4xxx_initialize_adapter(ha, REBUILD_DDB_LIST);
while ((!test_bit(AF_ONLINE, &ha->flags)) &&
init_retry_count++ < MAX_INIT_RETRIES) {
if (is_qla8022(ha)) {
qla4_8xxx_idc_lock(ha);
dev_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DEV_STATE);
qla4_8xxx_idc_unlock(ha);
if (dev_state == QLA82XX_DEV_FAILED) {
ql4_printk(KERN_WARNING, ha, "%s: don't retry "
"initialize adapter. H/W is in failed state\n",
__func__);
break;
}
}
DEBUG2(printk("scsi: %s: retrying adapter initialization "
"(%d)\n", __func__, init_retry_count));