#define ACPI_BITMASK_SCI_ENABLE                 0x0001
 #define ACPI_BITMASK_BUS_MASTER_RLD             0x0002
 #define ACPI_BITMASK_GLOBAL_LOCK_RELEASE        0x0004
-#define ACPI_BITMASK_SLEEP_TYPE_X               0x1C00
+#define ACPI_BITMASK_SLEEP_TYPE                 0x1C00
 #define ACPI_BITMASK_SLEEP_ENABLE               0x2000
 
 #define ACPI_BITMASK_ARB_DISABLE                0x0001
 #define ACPI_BITPOSITION_SCI_ENABLE             0x00
 #define ACPI_BITPOSITION_BUS_MASTER_RLD         0x01
 #define ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE    0x02
-#define ACPI_BITPOSITION_SLEEP_TYPE_X           0x0A
+#define ACPI_BITPOSITION_SLEEP_TYPE             0x0A
 #define ACPI_BITPOSITION_SLEEP_ENABLE           0x0D
 
 #define ACPI_BITPOSITION_ARB_DISABLE            0x00
 
        }
 
        sleep_type_reg_info =
-           acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_TYPE_A);
+           acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_TYPE);
        sleep_enable_reg_info =
            acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_ENABLE);
 
                                          &acpi_gbl_sleep_type_b);
        if (ACPI_SUCCESS(status)) {
                sleep_type_reg_info =
-                   acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_TYPE_A);
+                   acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_TYPE);
                sleep_enable_reg_info =
                    acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_ENABLE);
 
 
        /* ACPI_BITREG_GLOBAL_LOCK_RELEASE  */ {ACPI_REGISTER_PM1_CONTROL,
                                                ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE,
                                                ACPI_BITMASK_GLOBAL_LOCK_RELEASE},
-       /* ACPI_BITREG_SLEEP_TYPE_A         */ {ACPI_REGISTER_PM1_CONTROL,
-                                               ACPI_BITPOSITION_SLEEP_TYPE_X,
-                                               ACPI_BITMASK_SLEEP_TYPE_X},
-       /* ACPI_BITREG_SLEEP_TYPE_B         */ {ACPI_REGISTER_PM1_CONTROL,
-                                               ACPI_BITPOSITION_SLEEP_TYPE_X,
-                                               ACPI_BITMASK_SLEEP_TYPE_X},
+       /* ACPI_BITREG_SLEEP_TYPE           */ {ACPI_REGISTER_PM1_CONTROL,
+                                               ACPI_BITPOSITION_SLEEP_TYPE,
+                                               ACPI_BITMASK_SLEEP_TYPE},
        /* ACPI_BITREG_SLEEP_ENABLE         */ {ACPI_REGISTER_PM1_CONTROL,
                                                ACPI_BITPOSITION_SLEEP_ENABLE,
                                                ACPI_BITMASK_SLEEP_ENABLE},
 
 #define ACPI_BITREG_SCI_ENABLE                  0x0E
 #define ACPI_BITREG_BUS_MASTER_RLD              0x0F
 #define ACPI_BITREG_GLOBAL_LOCK_RELEASE         0x10
-#define ACPI_BITREG_SLEEP_TYPE_A                0x11
-#define ACPI_BITREG_SLEEP_TYPE_B                0x12
-#define ACPI_BITREG_SLEEP_ENABLE                0x13
+#define ACPI_BITREG_SLEEP_TYPE                  0x11
+#define ACPI_BITREG_SLEEP_ENABLE                0x12
 
 /* PM2 Control register */
 
-#define ACPI_BITREG_ARB_DISABLE                 0x14
+#define ACPI_BITREG_ARB_DISABLE                 0x13
 
-#define ACPI_BITREG_MAX                         0x14
+#define ACPI_BITREG_MAX                         0x13
 #define ACPI_NUM_BITREG                         ACPI_BITREG_MAX + 1
 
 /*