xref: /openbmc/linux/drivers/platform/x86/asus-wmi.h (revision f51de61ce7cf27202fe1357b6c35a39a98ecd9cf)
11a59d1b8SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */
2e12e6d94SCorentin Chary /*
3e12e6d94SCorentin Chary  * Asus PC WMI hotkey driver
4e12e6d94SCorentin Chary  *
5e12e6d94SCorentin Chary  * Copyright(C) 2010 Intel Corporation.
6e12e6d94SCorentin Chary  * Copyright(C) 2010-2011 Corentin Chary <corentin.chary@gmail.com>
7e12e6d94SCorentin Chary  *
8e12e6d94SCorentin Chary  * Portions based on wistron_btns.c:
9e12e6d94SCorentin Chary  * Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
10e12e6d94SCorentin Chary  * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
11e12e6d94SCorentin Chary  * Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>
12e12e6d94SCorentin Chary  */
13e12e6d94SCorentin Chary 
14e12e6d94SCorentin Chary #ifndef _ASUS_WMI_H_
15e12e6d94SCorentin Chary #define _ASUS_WMI_H_
16e12e6d94SCorentin Chary 
17e12e6d94SCorentin Chary #include <linux/platform_device.h>
18b5643539SOleksij Rempel #include <linux/i8042.h>
19e12e6d94SCorentin Chary 
20c4453f6aSSeth Forshee #define ASUS_WMI_KEY_IGNORE (-1)
21*f37cc2fcSHans de Goede #define ASUS_WMI_BRN_DOWN	0x2e
223ba0302bSCorentin Chary #define ASUS_WMI_BRN_UP		0x2f
23c4453f6aSSeth Forshee 
24e12e6d94SCorentin Chary struct module;
25e12e6d94SCorentin Chary struct key_entry;
26e12e6d94SCorentin Chary struct asus_wmi;
27e12e6d94SCorentin Chary 
2800aa8469SLuke D. Jones enum asus_wmi_tablet_switch_mode {
2900aa8469SLuke D. Jones 	asus_wmi_no_tablet_switch,
3000aa8469SLuke D. Jones 	asus_wmi_kbd_dock_devid,
3100aa8469SLuke D. Jones 	asus_wmi_lid_flip_devid,
32e397c3c4SLuke D. Jones 	asus_wmi_lid_flip_rog_devid,
3300aa8469SLuke D. Jones };
3400aa8469SLuke D. Jones 
35c87992d1SAceLan Kao struct quirk_entry {
36e12e6d94SCorentin Chary 	bool hotplug_wireless;
37c87992d1SAceLan Kao 	bool scalar_panel_brightness;
386e0044beSAceLan Kao 	bool store_backlight_power;
39401fee81SHans de Goede 	bool wmi_backlight_set_devstate;
40e9b61518SOleksij Rempel 	bool wmi_force_als_set;
41c874b6deSThomas Weißschuh 	bool wmi_ignore_fan;
4200aa8469SLuke D. Jones 	enum asus_wmi_tablet_switch_mode tablet_switch_mode;
436a2bcccdSCorentin Chary 	int wapf;
44a2a96f0cSAceLan Kao 	/*
45a2a96f0cSAceLan Kao 	 * For machines with AMD graphic chips, it will send out WMI event
46a2a96f0cSAceLan Kao 	 * and ACPI interrupt at the same time while hitting the hotkey.
47a2a96f0cSAceLan Kao 	 * To simplify the problem, we just have to ignore the WMI event,
48a2a96f0cSAceLan Kao 	 * and let the ACPI interrupt to send out the key event.
49a2a96f0cSAceLan Kao 	 */
50a2a96f0cSAceLan Kao 	int no_display_toggle;
518023eff1SKai-Chuan Hsieh 	u32 xusb2pr;
52b5643539SOleksij Rempel 
53b5643539SOleksij Rempel 	bool (*i8042_filter)(unsigned char data, unsigned char str,
54b5643539SOleksij Rempel 			     struct serio *serio);
55c87992d1SAceLan Kao };
56c87992d1SAceLan Kao 
57c87992d1SAceLan Kao struct asus_wmi_driver {
58c87992d1SAceLan Kao 	int			brightness;
596e0044beSAceLan Kao 	int			panel_power;
60a50bd128SAceLan Kao 	int			wlan_ctrl_by_user;
61e12e6d94SCorentin Chary 
62e12e6d94SCorentin Chary 	const char		*name;
63e12e6d94SCorentin Chary 	struct module		*owner;
64e12e6d94SCorentin Chary 
65e12e6d94SCorentin Chary 	const char		*event_guid;
66e12e6d94SCorentin Chary 
67e12e6d94SCorentin Chary 	const struct key_entry	*keymap;
68e12e6d94SCorentin Chary 	const char		*input_name;
69e12e6d94SCorentin Chary 	const char		*input_phys;
70c87992d1SAceLan Kao 	struct quirk_entry	*quirks;
71c4453f6aSSeth Forshee 	/* Returns new code, value, and autorelease values in arguments.
72c4453f6aSSeth Forshee 	 * Return ASUS_WMI_KEY_IGNORE in code if event should be ignored. */
73c4453f6aSSeth Forshee 	void (*key_filter) (struct asus_wmi_driver *driver, int *code,
74c4453f6aSSeth Forshee 			    unsigned int *value, bool *autorelease);
75e12e6d94SCorentin Chary 
76e12e6d94SCorentin Chary 	int (*probe) (struct platform_device *device);
77c87992d1SAceLan Kao 	void (*detect_quirks) (struct asus_wmi_driver *driver);
78e12e6d94SCorentin Chary 
79e12e6d94SCorentin Chary 	struct platform_driver	platform_driver;
80e12e6d94SCorentin Chary 	struct platform_device *platform_device;
81e12e6d94SCorentin Chary };
82e12e6d94SCorentin Chary 
83e12e6d94SCorentin Chary int asus_wmi_register_driver(struct asus_wmi_driver *driver);
84e12e6d94SCorentin Chary void asus_wmi_unregister_driver(struct asus_wmi_driver *driver);
85e12e6d94SCorentin Chary 
86e12e6d94SCorentin Chary #endif /* !_ASUS_WMI_H_ */
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