1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Asus PC WMI hotkey driver
5 * Copyright(C) 2010 Intel Corporation.
6 * Copyright(C) 2010-2011 Corentin Chary <corentin.chary@gmail.com>
8 * Portions based on wistron_btns.c:
9 * Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
10 * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
11 * Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>
17 #include <linux/platform_device.h>
18 #include <linux/i8042.h>
20 #define ASUS_WMI_KEY_IGNORE (-1)
21 #define ASUS_WMI_BRN_DOWN 0x20
22 #define ASUS_WMI_BRN_UP 0x2f
29 bool hotplug_wireless;
30 bool scalar_panel_brightness;
31 bool store_backlight_power;
32 bool wmi_backlight_power;
33 bool wmi_backlight_native;
34 bool wmi_backlight_set_devstate;
35 bool wmi_force_als_set;
36 bool use_kbd_dock_devid;
39 * For machines with AMD graphic chips, it will send out WMI event
40 * and ACPI interrupt at the same time while hitting the hotkey.
41 * To simplify the problem, we just have to ignore the WMI event,
42 * and let the ACPI interrupt to send out the key event.
44 int no_display_toggle;
47 bool (*i8042_filter)(unsigned char data, unsigned char str,
51 struct asus_wmi_driver {
54 int wlan_ctrl_by_user;
59 const char *event_guid;
61 const struct key_entry *keymap;
62 const char *input_name;
63 const char *input_phys;
64 struct quirk_entry *quirks;
65 /* Returns new code, value, and autorelease values in arguments.
66 * Return ASUS_WMI_KEY_IGNORE in code if event should be ignored. */
67 void (*key_filter) (struct asus_wmi_driver *driver, int *code,
68 unsigned int *value, bool *autorelease);
70 int (*probe) (struct platform_device *device);
71 void (*detect_quirks) (struct asus_wmi_driver *driver);
73 struct platform_driver platform_driver;
74 struct platform_device *platform_device;
77 int asus_wmi_register_driver(struct asus_wmi_driver *driver);
78 void asus_wmi_unregister_driver(struct asus_wmi_driver *driver);
80 #endif /* !_ASUS_WMI_H_ */