ACPICA: Use acpi_os_create_lock interface
Lin Ming [Wed, 23 Mar 2011 09:26:35 +0000 (17:26 +0800)]
Replace spin_lock_init with acpi_os_create_lock.

Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/acpi/acpica/acglobal.h
drivers/acpi/acpica/utmutex.c

index d69750b..6d512fc 100644 (file)
@@ -226,12 +226,9 @@ ACPI_EXTERN u8 acpi_gbl_global_lock_present;
  * Spinlocks are used for interfaces that can be possibly called at
  * interrupt level
  */
-ACPI_EXTERN spinlock_t _acpi_gbl_gpe_lock;     /* For GPE data structs and registers */
-ACPI_EXTERN spinlock_t _acpi_gbl_hardware_lock;        /* For ACPI H/W except GPE registers */
-ACPI_EXTERN spinlock_t _acpi_ev_global_lock_pending_lock; /* For global lock */
-#define acpi_gbl_gpe_lock      &_acpi_gbl_gpe_lock
-#define acpi_gbl_hardware_lock &_acpi_gbl_hardware_lock
-#define acpi_ev_global_lock_pending_lock &_acpi_ev_global_lock_pending_lock
+ACPI_EXTERN acpi_spinlock acpi_gbl_gpe_lock;   /* For GPE data structs and registers */
+ACPI_EXTERN acpi_spinlock acpi_gbl_hardware_lock;      /* For ACPI H/W except GPE registers */
+ACPI_EXTERN acpi_spinlock acpi_ev_global_lock_pending_lock; /* For global lock */
 
 /*****************************************************************************
  *
index a946c68..519d4ee 100644 (file)
@@ -83,9 +83,20 @@ acpi_status acpi_ut_mutex_initialize(void)
 
        /* Create the spinlocks for use at interrupt level */
 
-       spin_lock_init(acpi_gbl_gpe_lock);
-       spin_lock_init(acpi_gbl_hardware_lock);
-       spin_lock_init(acpi_ev_global_lock_pending_lock);
+       status = acpi_os_create_lock (&acpi_gbl_gpe_lock);
+       if (ACPI_FAILURE (status)) {
+               return_ACPI_STATUS (status);
+       }
+
+       status = acpi_os_create_lock (&acpi_gbl_hardware_lock);
+       if (ACPI_FAILURE (status)) {
+               return_ACPI_STATUS (status);
+       }
+
+       status = acpi_os_create_lock (&acpi_ev_global_lock_pending_lock);
+       if (ACPI_FAILURE (status)) {
+               return_ACPI_STATUS (status);
+       }
 
        /* Mutex for _OSI support */
        status = acpi_os_create_mutex(&acpi_gbl_osi_mutex);