Merge branch 'acpi-cleanup'

Subsequent commits depend on the 'acpi-cleanup' material.
git-mirror · Jul 23, 2013 · b9eb179 · b9eb179
2 parents c70d650 + 2efbca4
commit b9eb179
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Showing 17 changed files with 328 additions and 577 deletions.
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
@@ -525,18 +525,14 @@ static int acpi_battery_get_state(struct acpi_battery *battery)
 static int acpi_battery_set_alarm(struct acpi_battery *battery)
 {
 	acpi_status status = 0;
-	union acpi_object arg0 = { .type = ACPI_TYPE_INTEGER };
-	struct acpi_object_list arg_list = { 1, &arg0 };
 
 	if (!acpi_battery_present(battery) ||
 	    !test_bit(ACPI_BATTERY_ALARM_PRESENT, &battery->flags))
 		return -ENODEV;
 
-	arg0.integer.value = battery->alarm;
-
 	mutex_lock(&battery->lock);
-	status = acpi_evaluate_object(battery->device->handle, "_BTP",
-				 &arg_list, NULL);
+	status = acpi_execute_simple_method(battery->device->handle, "_BTP",
+					    battery->alarm);
 	mutex_unlock(&battery->lock);
 
 	if (ACPI_FAILURE(status))
@@ -548,12 +544,8 @@ static int acpi_battery_set_alarm(struct acpi_battery *battery)
 
 static int acpi_battery_init_alarm(struct acpi_battery *battery)
 {
-	acpi_status status = AE_OK;
-	acpi_handle handle = NULL;
-
 	/* See if alarms are supported, and if so, set default */
-	status = acpi_get_handle(battery->device->handle, "_BTP", &handle);
-	if (ACPI_FAILURE(status)) {
+	if (!acpi_has_method(battery->device->handle, "_BTP")) {
 		clear_bit(ACPI_BATTERY_ALARM_PRESENT, &battery->flags);
 		return 0;
 	}
@@ -1066,7 +1058,7 @@ static int acpi_battery_add(struct acpi_device *device)
 {
 	int result = 0;
 	struct acpi_battery *battery = NULL;
-	acpi_handle handle;
+
 	if (!device)
 		return -EINVAL;
 	battery = kzalloc(sizeof(struct acpi_battery), GFP_KERNEL);
@@ -1078,8 +1070,7 @@ static int acpi_battery_add(struct acpi_device *device)
 	device->driver_data = battery;
 	mutex_init(&battery->lock);
 	mutex_init(&battery->sysfs_lock);
-	if (ACPI_SUCCESS(acpi_get_handle(battery->device->handle,
-			"_BIX", &handle)))
+	if (acpi_has_method(battery->device->handle, "_BIX"))
 		set_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags);
 	result = acpi_battery_update(battery);
 	if (result)

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
@@ -499,19 +499,6 @@ static void acpi_bus_check_scope(acpi_handle handle)
 	 */
 }
 
-static BLOCKING_NOTIFIER_HEAD(acpi_bus_notify_list);
-int register_acpi_bus_notifier(struct notifier_block *nb)
-{
-	return blocking_notifier_chain_register(&acpi_bus_notify_list, nb);
-}
-EXPORT_SYMBOL_GPL(register_acpi_bus_notifier);
-
-void unregister_acpi_bus_notifier(struct notifier_block *nb)
-{
-	blocking_notifier_chain_unregister(&acpi_bus_notify_list, nb);
-}
-EXPORT_SYMBOL_GPL(unregister_acpi_bus_notifier);
-
 /**
  * acpi_bus_notify
  * ---------------
@@ -525,9 +512,6 @@ static void acpi_bus_notify(acpi_handle handle, u32 type, void *data)
 	ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Notification %#02x to handle %p\n",
 			  type, handle));
 
-	blocking_notifier_call_chain(&acpi_bus_notify_list,
-		type, (void *)handle);
-
 	switch (type) {
 
 	case ACPI_NOTIFY_BUS_CHECK:
@@ -593,8 +577,6 @@ static void acpi_bus_notify(acpi_handle handle, u32 type, void *data)
 static int __init acpi_bus_init_irq(void)
 {
 	acpi_status status;
-	union acpi_object arg = { ACPI_TYPE_INTEGER };
-	struct acpi_object_list arg_list = { 1, &arg };
 	char *message = NULL;
 
 
@@ -623,9 +605,7 @@ static int __init acpi_bus_init_irq(void)
 
 	printk(KERN_INFO PREFIX "Using %s for interrupt routing\n", message);
 
-	arg.integer.value = acpi_irq_model;
-
-	status = acpi_evaluate_object(NULL, "\\_PIC", &arg_list, NULL);
+	status = acpi_execute_simple_method(NULL, "\\_PIC", acpi_irq_model);
 	if (ACPI_FAILURE(status) && (status != AE_NOT_FOUND)) {
 		ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PIC"));
 		return -ENODEV;