LXR linux/drivers/platform/x86/asus-wmi.h

   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#include <linux/i8042.h>
  32
  33#define ASUS_WMI_KEY_IGNORE (-1)
  34#define ASUS_WMI_BRN_DOWN       0x20
  35#define ASUS_WMI_BRN_UP         0x2f
  36
  37struct module;
  38struct key_entry;
  39struct asus_wmi;
  40
  41struct quirk_entry {
  42        bool hotplug_wireless;
  43        bool scalar_panel_brightness;
  44        bool store_backlight_power;
  45        bool wmi_backlight_power;
  46        bool wmi_backlight_native;
  47        bool wmi_force_als_set;
  48        int wapf;
  49        /*
  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.
  54         */
  55        int no_display_toggle;
  56        u32 xusb2pr;
  57
  58        bool (*i8042_filter)(unsigned char data, unsigned char str,
  59                             struct serio *serio);
  60};
  61
  62struct asus_wmi_driver {
  63        int                     brightness;
  64        int                     panel_power;
  65        int                     wlan_ctrl_by_user;
  66
  67        const char              *name;
  68        struct module           *owner;
  69
  70        const char              *event_guid;
  71
  72        const struct key_entry  *keymap;
  73        const char              *input_name;
  74        const char              *input_phys;
  75        struct quirk_entry      *quirks;
  76        /* Returns new code, value, and autorelease values in arguments.
  77         * Return ASUS_WMI_KEY_IGNORE in code if event should be ignored. */
  78        void (*key_filter) (struct asus_wmi_driver *driver, int *code,
  79                            unsigned int *value, bool *autorelease);
  80
  81        int (*probe) (struct platform_device *device);
  82        void (*detect_quirks) (struct asus_wmi_driver *driver);
  83
  84        struct platform_driver  platform_driver;
  85        struct platform_device *platform_device;
  86};
  87
  88int asus_wmi_register_driver(struct asus_wmi_driver *driver);
  89void asus_wmi_unregister_driver(struct asus_wmi_driver *driver);
  90
  91#endif /* !_ASUS_WMI_H_ */
  92