C++ (Cpp) acpi_battery_remove_fs 예제들

예제 #1

파일: battery.c 프로젝트: wxlong/Test

static int
acpi_battery_remove (
	struct acpi_device	*device,
	int			type)
{
	acpi_status		status = 0;
	struct acpi_battery	*battery = NULL;

	ACPI_FUNCTION_TRACE("acpi_battery_remove");

	if (!device || !acpi_driver_data(device))
		return_VALUE(-EINVAL);

	battery = (struct acpi_battery *) acpi_driver_data(device);

	status = acpi_remove_notify_handler(battery->handle,
		ACPI_DEVICE_NOTIFY, acpi_battery_notify);
	if (ACPI_FAILURE(status))
		ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
			"Error removing notify handler\n"));

	acpi_battery_remove_fs(device);

	kfree(battery);

	return_VALUE(0);
}

예제 #2

파일: battery.c 프로젝트: wxlong/Test

static int
acpi_battery_add (
	struct acpi_device	*device)
{
	int			result = 0;
	acpi_status		status = 0;
	struct acpi_battery	*battery = NULL;

	ACPI_FUNCTION_TRACE("acpi_battery_add");
	
	if (!device)
		return_VALUE(-EINVAL);

	battery = kmalloc(sizeof(struct acpi_battery), GFP_KERNEL);
	if (!battery)
		return_VALUE(-ENOMEM);
	memset(battery, 0, sizeof(struct acpi_battery));

	battery->handle = device->handle;
	strcpy(acpi_device_name(device), ACPI_BATTERY_DEVICE_NAME);
	strcpy(acpi_device_class(device), ACPI_BATTERY_CLASS);
	acpi_driver_data(device) = battery;

	result = acpi_battery_check(battery);
	if (result)
		goto end;

	result = acpi_battery_add_fs(device);
	if (result)
		goto end;

	status = acpi_install_notify_handler(battery->handle,
		ACPI_DEVICE_NOTIFY, acpi_battery_notify, battery);
	if (ACPI_FAILURE(status)) {
		ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
			"Error installing notify handler\n"));
		result = -ENODEV;
		goto end;
	}

	printk(KERN_INFO PREFIX "%s Slot [%s] (battery %s)\n",
		ACPI_BATTERY_DEVICE_NAME, acpi_device_bid(device),
		device->status.battery_present?"present":"absent");
		
end:
	if (result) {
		acpi_battery_remove_fs(device);
		kfree(battery);
	}

	return_VALUE(result);
}

예제 #3

파일: battery.c 프로젝트: 420GrayFox/dsl-n55u-bender

static int acpi_battery_add(struct acpi_device *device)
{
	int result = 0;
	acpi_status status = 0;
	struct acpi_battery *battery = NULL;


	if (!device)
		return -EINVAL;

	battery = kzalloc(sizeof(struct acpi_battery), GFP_KERNEL);
	if (!battery)
		return -ENOMEM;

	battery->device = device;
	strcpy(acpi_device_name(device), ACPI_BATTERY_DEVICE_NAME);
	strcpy(acpi_device_class(device), ACPI_BATTERY_CLASS);
	acpi_driver_data(device) = battery;

	result = acpi_battery_check(battery);
	if (result)
		goto end;

	result = acpi_battery_add_fs(device);
	if (result)
		goto end;

	status = acpi_install_notify_handler(device->handle,
					     ACPI_ALL_NOTIFY,
					     acpi_battery_notify, battery);
	if (ACPI_FAILURE(status)) {
		result = -ENODEV;
		goto end;
	}

	printk(KERN_INFO PREFIX "%s Slot [%s] (battery %s)\n",
	       ACPI_BATTERY_DEVICE_NAME, acpi_device_bid(device),
	       device->status.battery_present ? "present" : "absent");

      end:
	if (result) {
		acpi_battery_remove_fs(device);
		kfree(battery);
	}

	return result;
}

예제 #4

파일: battery.c 프로젝트: laitianli/kernel-analyze_linux-2.6.18

static int acpi_battery_remove(struct acpi_device *device, int type)
{
	acpi_status status = 0;
	struct acpi_battery *battery = NULL;


	if (!device || !acpi_driver_data(device))
		return -EINVAL;

	battery = (struct acpi_battery *)acpi_driver_data(device);

	status = acpi_remove_notify_handler(device->handle,
					    ACPI_ALL_NOTIFY,
					    acpi_battery_notify);

	acpi_battery_remove_fs(device);

	kfree(battery);

	return 0;
}