[SCSI] qla4xxx: Added AER support for ISP82xx
Added support for PCI error handling
Signed-off-by: Lalit Chandivade <lalit.chandivade@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: Poornima Vonti <poornima.vonti@qlogic.com>
Signed-off-by: Ravi Anand <ravi.anand@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index 1003e48..9002170 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -48,6 +48,13 @@
return status;
}
+ if ((is_aer_supported(ha)) &&
+ (test_bit(AF_PCI_CHANNEL_IO_PERM_FAILURE, &ha->flags))) {
+ DEBUG2(printk(KERN_WARNING "scsi%ld: %s: Perm failure on EEH, "
+ "timeout MBX Exiting.\n", ha->host_no, __func__));
+ return status;
+ }
+
/* Mailbox code active */
wait_count = MBOX_TOV * 100;
@@ -159,6 +166,7 @@
while (test_bit(AF_MBOX_COMMAND_DONE, &ha->flags) == 0) {
if (time_after_eq(jiffies, wait_count))
break;
+
/*
* Service the interrupt.
* The ISR will save the mailbox status registers