1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Asus PC WMI hotkey driver
5 * Copyright(C) 2010 Intel Corporation.
8 * Portions based on wistron_btns.c:
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
28 enum asus_wmi_tablet_switch_mode {
29 asus_wmi_no_tablet_switch,
30 asus_wmi_kbd_dock_devid,
31 asus_wmi_lid_flip_devid,
32 asus_wmi_lid_flip_rog_devid,
36 bool hotplug_wireless;
37 bool scalar_panel_brightness;
38 bool store_backlight_power;
39 bool wmi_backlight_set_devstate;
40 bool wmi_force_als_set;
42 enum asus_wmi_tablet_switch_mode tablet_switch_mode;
45 * For machines with AMD graphic chips, it will send out WMI event
46 * and ACPI interrupt at the same time while hitting the hotkey.
47 * To simplify the problem, we just have to ignore the WMI event,
48 * and let the ACPI interrupt to send out the key event.
50 int no_display_toggle;
53 bool (*i8042_filter)(unsigned char data, unsigned char str,
57 struct asus_wmi_driver {
60 int wlan_ctrl_by_user;
65 const char *event_guid;
67 const struct key_entry *keymap;
68 const char *input_name;
69 const char *input_phys;
70 struct quirk_entry *quirks;
71 /* Returns new code, value, and autorelease values in arguments.
72 * Return ASUS_WMI_KEY_IGNORE in code if event should be ignored. */
73 void (*key_filter) (struct asus_wmi_driver *driver, int *code,
74 unsigned int *value, bool *autorelease);
76 int (*probe) (struct platform_device *device);
77 void (*detect_quirks) (struct asus_wmi_driver *driver);
79 struct platform_driver platform_driver;
80 struct platform_device *platform_device;
83 int asus_wmi_register_driver(struct asus_wmi_driver *driver);
84 void asus_wmi_unregister_driver(struct asus_wmi_driver *driver);
86 #endif /* !_ASUS_WMI_H_ */