[SCSI] hpsa: use scan_start and scan_finished entry points for scanning

use scan_start and scan_finished entry points for scanning and route
the CCISS_REGNEWD ioctl and sysfs triggering of same functionality
through hpsa_scan_start.

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/scsi/hpsa.h b/drivers/scsi/hpsa.h
index 1ab0c1bbd27e..a0502b3ac17e 100644
--- a/drivers/scsi/hpsa.h
+++ b/drivers/scsi/hpsa.h
@@ -94,6 +94,9 @@ struct ctlr_info {
         int                     nr_frees;
         int                     busy_initializing;
         int                     busy_scanning;
+        int                     scan_finished;
+        spinlock_t              scan_lock;
+        wait_queue_head_t       scan_wait_queue;
         struct mutex            busy_shutting_down;
         struct list_head        scan_list;
         struct completion       scan_wait;