xref: /openbmc/linux/drivers/platform/x86/asus-wmi.h (revision 95c96174)
1 /*
2  * Asus PC WMI hotkey driver
3  *
4  * Copyright(C) 2010 Intel Corporation.
5  * Copyright(C) 2010-2011 Corentin Chary <corentin.chary@gmail.com>
6  *
7  * Portions based on wistron_btns.c:
8  * Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
9  * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
10  * Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>
11  *
12  *  This program is free software; you can redistribute it and/or modify
13  *  it under the terms of the GNU General Public License as published by
14  *  the Free Software Foundation; either version 2 of the License, or
15  *  (at your option) any later version.
16  *
17  *  This program is distributed in the hope that it will be useful,
18  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
19  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20  *  GNU General Public License for more details.
21  *
22  *  You should have received a copy of the GNU General Public License
23  *  along with this program; if not, write to the Free Software
24  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
25  */
26 
27 #ifndef _ASUS_WMI_H_
28 #define _ASUS_WMI_H_
29 
30 #include <linux/platform_device.h>
31 
32 #define ASUS_WMI_KEY_IGNORE (-1)
33 
34 struct module;
35 struct key_entry;
36 struct asus_wmi;
37 
38 struct quirk_entry {
39 	bool hotplug_wireless;
40 	bool scalar_panel_brightness;
41 	bool store_backlight_power;
42 	int wapf;
43 };
44 
45 struct asus_wmi_driver {
46 	int			brightness;
47 	int			panel_power;
48 
49 	const char		*name;
50 	struct module		*owner;
51 
52 	const char		*event_guid;
53 
54 	const struct key_entry	*keymap;
55 	const char		*input_name;
56 	const char		*input_phys;
57 	struct quirk_entry	*quirks;
58 	/* Returns new code, value, and autorelease values in arguments.
59 	 * Return ASUS_WMI_KEY_IGNORE in code if event should be ignored. */
60 	void (*key_filter) (struct asus_wmi_driver *driver, int *code,
61 			    unsigned int *value, bool *autorelease);
62 
63 	int (*probe) (struct platform_device *device);
64 	void (*detect_quirks) (struct asus_wmi_driver *driver);
65 
66 	struct platform_driver	platform_driver;
67 	struct platform_device *platform_device;
68 };
69 
70 int asus_wmi_register_driver(struct asus_wmi_driver *driver);
71 void asus_wmi_unregister_driver(struct asus_wmi_driver *driver);
72 
73 #endif /* !_ASUS_WMI_H_ */
74