linux/drivers/platform/x86/asus-wmi.h
Corentin Chary 3ba0302bdd asus-wmi: always report brightness key events
Signed-off-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
2013-02-27 08:30:37 -05:00

84 lines
2.6 KiB
C

/*
* Asus PC WMI hotkey driver
*
* Copyright(C) 2010 Intel Corporation.
* Copyright(C) 2010-2011 Corentin Chary <corentin.chary@gmail.com>
*
* Portions based on wistron_btns.c:
* Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
* Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
* Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASUS_WMI_H_
#define _ASUS_WMI_H_
#include <linux/platform_device.h>
#define ASUS_WMI_KEY_IGNORE (-1)
#define ASUS_WMI_BRN_DOWN 0x20
#define ASUS_WMI_BRN_UP 0x2f
struct module;
struct key_entry;
struct asus_wmi;
struct quirk_entry {
bool hotplug_wireless;
bool scalar_panel_brightness;
bool store_backlight_power;
bool wmi_backlight_power;
int wapf;
/*
* For machines with AMD graphic chips, it will send out WMI event
* and ACPI interrupt at the same time while hitting the hotkey.
* To simplify the problem, we just have to ignore the WMI event,
* and let the ACPI interrupt to send out the key event.
*/
int no_display_toggle;
};
struct asus_wmi_driver {
int brightness;
int panel_power;
int wlan_ctrl_by_user;
const char *name;
struct module *owner;
const char *event_guid;
const struct key_entry *keymap;
const char *input_name;
const char *input_phys;
struct quirk_entry *quirks;
/* Returns new code, value, and autorelease values in arguments.
* Return ASUS_WMI_KEY_IGNORE in code if event should be ignored. */
void (*key_filter) (struct asus_wmi_driver *driver, int *code,
unsigned int *value, bool *autorelease);
int (*probe) (struct platform_device *device);
void (*detect_quirks) (struct asus_wmi_driver *driver);
struct platform_driver platform_driver;
struct platform_device *platform_device;
};
int asus_wmi_register_driver(struct asus_wmi_driver *driver);
void asus_wmi_unregister_driver(struct asus_wmi_driver *driver);
#endif /* !_ASUS_WMI_H_ */