[SCSI] fusion - inactive raid support, and raid event bug fix's

inactive raid support, e.g. exposing hidden raid components
belonging to a volume that are inactive.  Also misc bug fix's for
various raid asyn events.

Signed-off-by: Eric Moore <Eric.Moore@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 32 insertions, 0 deletions

diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 507aa08611d5..f9e11c8db462 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -2244,6 +2244,7 @@ mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev,
 int
 mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id)
 {
+        struct inactive_raid_component_info *component_info;
         int i;
         int rc = 0;
 
@@ -2257,6 +2258,21 @@ mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id)
                 }
         }
 
+        /*
+         * Check inactive list for matching phys disks
+         */
+        if (list_empty(&ioc->raid_data.inactive_list))
+                goto out;
+
+        down(&ioc->raid_data.inactive_list_mutex);
+        list_for_each_entry(component_info, &ioc->raid_data.inactive_list,
+            list) {
+                if ((component_info->d.PhysDiskID == id) &&
+                    (component_info->d.PhysDiskBus == channel))
+                        rc = 1;
+        }
+        up(&ioc->raid_data.inactive_list_mutex);
+
  out:
         return rc;
 }
@@ -2265,6 +2281,7 @@ EXPORT_SYMBOL(mptscsih_is_phys_disk);
 u8
 mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id)
 {
+        struct inactive_raid_component_info *component_info;
         int i;
         int rc = -ENXIO;
 
@@ -2278,6 +2295,21 @@ mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id)
                 }
         }
 
+        /*
+         * Check inactive list for matching phys disks
+         */
+        if (list_empty(&ioc->raid_data.inactive_list))
+                goto out;
+
+        down(&ioc->raid_data.inactive_list_mutex);
+        list_for_each_entry(component_info, &ioc->raid_data.inactive_list,
+            list) {
+                if ((component_info->d.PhysDiskID == id) &&
+                    (component_info->d.PhysDiskBus == channel))
+                        rc = component_info->d.PhysDiskNum;
+        }
+        up(&ioc->raid_data.inactive_list_mutex);
+
  out:
         return rc;
 }