return container_of(dev, struct wmi_device, dev);
}
+static inline struct wmi_driver *drv_to_wdrv(struct device_driver *drv)
+{
+ return container_of(drv, struct wmi_driver, driver);
+}
+
/*
* sysfs interface
*/
static int wmi_dev_match(struct device *dev, struct device_driver *driver)
{
- struct wmi_driver *wmi_driver =
- container_of(driver, struct wmi_driver, driver);
+ struct wmi_driver *wmi_driver = drv_to_wdrv(driver);
struct wmi_block *wblock = dev_to_wblock(dev);
const struct wmi_device_id *id = wmi_driver->id_table;
}
/* let the driver do any filtering and do the call */
- wdriver = container_of(wblock->dev.dev.driver,
- struct wmi_driver, driver);
+ wdriver = drv_to_wdrv(wblock->dev.dev.driver);
if (!try_module_get(wdriver->driver.owner)) {
ret = -EBUSY;
goto out_ioctl;
static int wmi_dev_probe(struct device *dev)
{
struct wmi_block *wblock = dev_to_wblock(dev);
- struct wmi_driver *wdriver =
- container_of(dev->driver, struct wmi_driver, driver);
+ struct wmi_driver *wdriver = drv_to_wdrv(dev->driver);
int ret = 0;
char *buf;
static void wmi_dev_remove(struct device *dev)
{
struct wmi_block *wblock = dev_to_wblock(dev);
- struct wmi_driver *wdriver =
- container_of(dev->driver, struct wmi_driver, driver);
+ struct wmi_driver *wdriver = drv_to_wdrv(dev->driver);
if (wdriver->filter_callback) {
misc_deregister(&wblock->char_dev);
/* If a driver is bound, then notify the driver. */
if (wblock->dev.dev.driver) {
- struct wmi_driver *driver;
+ struct wmi_driver *driver = drv_to_wdrv(wblock->dev.dev.driver);
struct acpi_object_list input;
union acpi_object params[1];
struct acpi_buffer evdata = { ACPI_ALLOCATE_BUFFER, NULL };
acpi_status status;
- driver = container_of(wblock->dev.dev.driver,
- struct wmi_driver, driver);
-
input.count = 1;
input.pointer = params;
params[0].type = ACPI_TYPE_INTEGER;