2 * Asus PC WMI hotkey driver
4 * Copyright(C) 2010 Intel Corporation.
7 * Portions based on wistron_btns.c:
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.
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.
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
30 #include <linux/platform_device.h>
31 #include <linux/i8042.h>
33 #define ASUS_WMI_KEY_IGNORE (-1)
34 #define ASUS_WMI_BRN_DOWN 0x20
35 #define ASUS_WMI_BRN_UP 0x2f
43 bool hotplug_wireless;
44 bool scalar_panel_brightness;
45 bool store_backlight_power;
46 bool wmi_backlight_power;
47 bool wmi_backlight_native;
50 * For machines with AMD graphic chips, it will send out WMI event
51 * and ACPI interrupt at the same time while hitting the hotkey.
52 * To simplify the problem, we just have to ignore the WMI event,
53 * and let the ACPI interrupt to send out the key event.
55 int no_display_toggle;
57 bool (*i8042_filter)(unsigned char data, unsigned char str,
61 struct asus_wmi_driver {
64 int wlan_ctrl_by_user;
69 const char *event_guid;
71 const struct key_entry *keymap;
72 const char *input_name;
73 const char *input_phys;
74 struct quirk_entry *quirks;
75 /* Returns new code, value, and autorelease values in arguments.
76 * Return ASUS_WMI_KEY_IGNORE in code if event should be ignored. */
77 void (*key_filter) (struct asus_wmi_driver *driver, int *code,
78 unsigned int *value, bool *autorelease);
80 int (*probe) (struct platform_device *device);
81 void (*detect_quirks) (struct asus_wmi_driver *driver);
83 struct platform_driver platform_driver;
84 struct platform_device *platform_device;
87 int asus_wmi_register_driver(struct asus_wmi_driver *driver);
88 void asus_wmi_unregister_driver(struct asus_wmi_driver *driver);
90 #endif /* !_ASUS_WMI_H_ */