Commit 7275bf3e authored by Armin Wolf's avatar Armin Wolf Committed by Hans de Goede
Browse files

platform/x86: wmi: Add to_wmi_device() helper macro 



Add a helper macro for WMI drivers to cast a device to
the corresponding WMI device. This should replace some
boilerplate code.

Signed-off-by: default avatarArmin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20231103182526.3524-2-W_Armin@gmx.de


Reviewed-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
parent f25d3464

include/linux/wmi.h

+8 −0
Original line number Diff line number Diff line
@@ -27,6 +27,14 @@ struct wmi_device { 
	bool setable;

};



/**

 * to_wmi_device() - Helper macro to cast a device to a wmi_device

 * @device: device struct

 *

 * Cast a struct device to a struct wmi_device.

 */

#define to_wmi_device(device)	container_of(device, struct wmi_device, dev)



extern acpi_status wmidev_evaluate_method(struct wmi_device *wdev,

					  u8 instance, u32 method_id,

					  const struct acpi_buffer *in,