[SCSI] qla2xxx: The ISP82XX should be online while waiting for commands completion.

If adapter is not online, the driver will not process the response queue, even
on getting an interrupt.

Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Madhuranath Iyengar <Madhu.Iyengar@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 16 insertions, 3 deletions

diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 9b6e39dc0d79..85b86b82b964 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -3945,7 +3945,11 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
         unsigned long flags;
         fc_port_t *fcport;
 
-        vha->flags.online = 0;
+        /* For ISP82XX, driver waits for completion of the commands.
+         * online flag should be set.
+         */
+        if (!IS_QLA82XX(ha))
+                vha->flags.online = 0;
         ha->flags.chip_reset_done = 0;
         clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
         ha->qla_stats.total_isp_aborts++;
@@ -3953,7 +3957,10 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
         qla_printk(KERN_INFO, ha,
             "Performing ISP error recovery - ha= %p.\n", ha);
 
-        /* Chip reset does not apply to 82XX */
+        /* For ISP82XX, reset_chip is just disabling interrupts.
+         * Driver waits for the completion of the commands.
+         * the interrupts need to be enabled.
+         */
         if (!IS_QLA82XX(ha))
                 ha->isp_ops->reset_chip(vha);
 
@@ -3997,9 +4004,15 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
 
         if (!ha->flags.eeh_busy) {
                 /* Make sure for ISP 82XX IO DMA is complete */
-                if (IS_QLA82XX(ha))
+                if (IS_QLA82XX(ha)) {
                         qla82xx_chip_reset_cleanup(vha);
 
+                        /* Done waiting for pending commands.
+                         * Reset the online flag.
+                         */
+                        vha->flags.online = 0;
+                }
+
                 /* Requeue all commands in outstanding command list. */
                 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
         }