[SCSI] mpt fusion: convert inactive_list_mutex to a mutex

the semaphore inactive_list_mutex is used as a mutex, convert it to
the mutex API

Signed-off-by: Matthias Kaehlcke <matthias@kaehlcke.net>
Acked-by: "Moore, Eric" <Eric.Moore@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

3 files changed, 11 insertions, 10 deletions

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 6ee5876d0524..a34ddc7bce80 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -2180,7 +2180,7 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
                 /*
                  * Initalize link list for inactive raid volumes.
                  */
-                init_MUTEX(&ioc->raid_data.inactive_list_mutex);
+                mutex_init(&ioc->raid_data.inactive_list_mutex);
                 INIT_LIST_HEAD(&ioc->raid_data.inactive_list);
 
                 if (ioc->bus_type == SAS) {
@@ -5166,13 +5166,13 @@ mpt_inactive_raid_list_free(MPT_ADAPTER *ioc)
         if (list_empty(&ioc->raid_data.inactive_list))
                 return;
 
-        down(&ioc->raid_data.inactive_list_mutex);
+        mutex_lock(&ioc->raid_data.inactive_list_mutex);
         list_for_each_entry_safe(component_info, pNext,
             &ioc->raid_data.inactive_list, list) {
                 list_del(&component_info->list);
                 kfree(component_info);
         }
-        up(&ioc->raid_data.inactive_list_mutex);
+        mutex_unlock(&ioc->raid_data.inactive_list_mutex);
 }
 
 /**
@@ -5231,7 +5231,7 @@ mpt_inactive_raid_volumes(MPT_ADAPTER *ioc, u8 channel, u8 id)
         if (!handle_inactive_volumes)
                 goto out;
 
-        down(&ioc->raid_data.inactive_list_mutex);
+        mutex_lock(&ioc->raid_data.inactive_list_mutex);
         for (i = 0; i < buffer->NumPhysDisks; i++) {
                 if(mpt_raid_phys_disk_pg0(ioc,
                     buffer->PhysDisk[i].PhysDiskNum, &phys_disk) != 0)
@@ -5251,7 +5251,7 @@ mpt_inactive_raid_volumes(MPT_ADAPTER *ioc, u8 channel, u8 id)
                 list_add_tail(&component_info->list,
                     &ioc->raid_data.inactive_list);
         }
-        up(&ioc->raid_data.inactive_list_mutex);
+        mutex_unlock(&ioc->raid_data.inactive_list_mutex);
 
  out:
         if (buffer)
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index 50c0c173e24e..0041ab3e5e80 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -51,6 +51,7 @@
 
 #include <linux/kernel.h>
 #include <linux/pci.h>
+#include <linux/mutex.h>
 
 #include "lsi/mpi_type.h"
 #include "lsi/mpi.h"            /* Fusion MPI(nterface) basic defs */
@@ -531,7 +532,7 @@ struct inactive_raid_component_info {
 typedef struct _RaidCfgData {
         IOCPage2_t      *pIocPg2;               /* table of Raid Volumes */
         IOCPage3_t      *pIocPg3;               /* table of physical disks */
-        struct semaphore        inactive_list_mutex;
+        struct mutex    inactive_list_mutex;
         struct list_head        inactive_list; /* link list for physical
                                                 disk that belong in
                                                 inactive volumes */
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index c207bda6723b..89c63147a15d 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -2304,14 +2304,14 @@ mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id)
         if (list_empty(&ioc->raid_data.inactive_list))
                 goto out;
 
-        down(&ioc->raid_data.inactive_list_mutex);
+        mutex_lock(&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);
+        mutex_unlock(&ioc->raid_data.inactive_list_mutex);
 
  out:
         return rc;
@@ -2341,14 +2341,14 @@ mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id)
         if (list_empty(&ioc->raid_data.inactive_list))
                 goto out;
 
-        down(&ioc->raid_data.inactive_list_mutex);
+        mutex_lock(&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);
+        mutex_unlock(&ioc->raid_data.inactive_list_mutex);
 
  out:
         return rc;